@font-face{font-family:Instrument Sans;src:url(/fonts/instrument-sans-regular.woff2) format("woff2");font-weight:400 700;font-style:normal;font-display:swap;unicode-range:u+2190-21ff}@font-face{font-family:Instrument Sans;src:url(/fonts/instrument-sans-var-latin-ext.woff2) format("woff2");font-weight:400 700;font-style:normal;font-display:swap;unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Instrument Sans;src:url(/fonts/instrument-sans-var-latin.woff2) format("woff2");font-weight:400 700;font-style:normal;font-display:swap;unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Geist Mono;src:url(/fonts/geist-mono-regular.woff2) format("woff2"),url(/fonts/geist-mono-regular.woff) format("woff");font-weight:400 700;font-style:normal;font-display:swap}:root{--ink:#0b1220;--ink-2:#334155;--muted:#64748b;--faint:#94a3b8;--bg:#ffffff;--bg-subtle:#f7f8fa;--bg-sunken:#f1f3f6;--line:#e5e7eb;--line-strong:#cbd2dc;--accent:#2a4fcc;--accent-hover:#213fa8;--accent-soft:#eef2fd;--accent-line:#c9d4f5;--good:#067647;--good-soft:#ecfdf3;--good-line:#abefc6;--warn:#93370d;--warn-soft:#fffaeb;--warn-line:#fedf89;--bad:#b42318;--bad-soft:#fef3f2;--bad-line:#fecdca;--flag:#dc6803;--chart-past:#8499c9;--chart-current:#2a4fcc;--r:4px;--r-lg:6px;--shadow-pop:0 1px 2px rgba(11,18,32,0.06),0 12px 32px rgba(11,18,32,0.12);--font:"Instrument Sans",-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;--mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;--focus:0 0 0 3px rgba(42,79,204,0.28);--flag-soft:#fff6ed;--flag-ink:#9c4a04;--good-ink:#05603a;--bad-ink:#912018;--good-fill:#9fd8b8;--warn-fill:#f5cf8a;--bad-fill:#f3aaa2;--chart-grid:#eceef2;--selection:#d6e0fb;--highlight:#fde68a;--star:#f5a524;--on-ink-accent:#aab9ff;--on-ink-low:#ffb4a9;--on-ink-btn-hover:#e8ecf5;--ease-out:cubic-bezier(0.23,1,0.32,1);--press:scale(0.97)}*{box-sizing:border-box}html{scroll-behavior:smooth}body,html{margin:0;padding:0}body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.55;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;font-feature-settings:"ss01","cv11"}h1,h2,h3,h4{line-height:1.12;margin:0 0 .5em;font-weight:700;letter-spacing:-.015em;color:var(--ink)}h1{font-size:clamp(2.1rem,4.2vw,3.4rem);letter-spacing:-.02em;word-spacing:.04em;line-height:1.05}h2{font-size:clamp(1.6rem,2.6vw,2.1rem);letter-spacing:-.015em;word-spacing:.03em}h3{font-size:1.02rem;letter-spacing:-.005em;line-height:1.3}p{margin:0 0 .8em}a{color:var(--accent);text-decoration:underline;-webkit-text-decoration-color:var(--accent-line);text-decoration-color:var(--accent-line);text-underline-offset:3px;text-decoration-thickness:1px}a:hover{color:var(--accent-hover);-webkit-text-decoration-color:currentColor;text-decoration-color:currentColor}button{font:inherit}::selection{background:var(--selection)}code{font-family:var(--mono);font-size:.88em}.num{text-align:right;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;white-space:nowrap}.container{max-width:1200px;margin:0 auto;padding:0 32px}.narrow{max-width:760px}.section{padding:104px 0}.section+.section,.section-alt{border-top:1px solid var(--line)}.section-alt{background:var(--bg-subtle);border-bottom:1px solid var(--line)}.section-alt+.section{border-top:0}.section-head{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);grid-gap:16px 64px;gap:16px 64px;padding-top:20px;border-top:1px solid var(--ink);margin-bottom:48px}.section-head>h2{grid-column:1;margin:0;max-width:520px}.section-head>:not(h2){grid-column:2;margin:0}.section-head>.eyebrow{grid-column:1/-1}.section-head.center{grid-template-columns:minmax(0,5fr) minmax(0,6fr)}.section-lead{font-size:1.06rem;color:var(--ink-2);max-width:560px;line-height:1.6}.muted{color:var(--muted)}.small{font-size:.875rem}.eyebrow{font-size:.8rem;font-weight:600;letter-spacing:0;margin-bottom:12px}.eyebrow-gold{color:var(--accent)}.lead{font-size:1.14rem;line-height:1.6;max-width:540px;color:var(--ink-2)}.source{font-size:.8rem;color:var(--muted);margin:16px 0 0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.ico{display:inline-block;flex:none;width:1em;height:1em;vertical-align:-.14em}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 16px;min-height:40px;border-radius:var(--r);border:1px solid transparent;font-weight:600;font-size:.925rem;letter-spacing:-.005em;cursor:pointer;text-decoration:none;transition:background-color .12s,border-color .12s,color .12s,transform .12s var(--ease-out);white-space:nowrap}.btn-gold,.btn-primary{background:var(--accent);color:#fff}.btn-gold:hover,.btn-primary:hover{background:var(--accent-hover);color:#fff}.btn-ghost{border-color:var(--line-strong)}.btn-ghost,.btn-ghost:hover{background:var(--bg);color:var(--ink)}.btn-ghost:hover{border-color:var(--ink)}.btn-ghost:disabled{opacity:.45;cursor:not-allowed}.btn-outline-light{background:var(--bg);color:var(--ink);border-color:var(--line-strong)}.btn-outline-light:hover{border-color:var(--ink);color:var(--ink)}.btn-disabled,.btn-disabled:hover{background:var(--bg-sunken);color:var(--muted);cursor:default;border-color:transparent}.btn-sm{padding:0 12px;min-height:34px;font-size:.85rem}.btn-lg{padding:0 20px;min-height:48px;font-size:.98rem}.btn:disabled{opacity:.55;cursor:not-allowed}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}.panel{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px}.badge{display:inline-flex;align-items:center;gap:6px;padding:2px 8px;border-radius:var(--r);font-size:.75rem;font-weight:600;vertical-align:middle;line-height:1.5;border:1px solid transparent}.badge-good{background:var(--good-soft);color:var(--good);border-color:var(--good-line)}.badge-warn{background:var(--warn-soft);color:var(--warn);border-color:var(--warn-line)}.badge-bad{background:var(--bad-soft);color:var(--bad);border-color:var(--bad-line)}.badge-neutral{background:var(--bg-subtle);color:var(--ink-2);border-color:var(--line)}.logo{display:inline-flex;align-items:center;gap:9px;text-decoration:none}.logo,.logo:hover{color:var(--ink)}.logo-word{font-size:1.12rem;font-weight:700;letter-spacing:-.03em}.logo-word span{font-weight:700;color:var(--accent)}.logo-inverse,.logo-inverse:hover{color:#fff}.logo-inverse .logo-word span{color:var(--on-ink-accent)}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:40;background:rgba(255,255,255,.86);-webkit-backdrop-filter:saturate(180%) blur(10px);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}.mobile-nav{display:none}.mobile-nav-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--line-strong);border-radius:var(--r);background:var(--bg);color:var(--ink);cursor:pointer}.mobile-nav-panel{position:absolute;left:0;right:0;top:100%;display:flex;flex-direction:column;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 16px 32px -20px rgba(11,18,32,.25);padding:6px 16px 12px}.site-nav .mobile-nav-panel a{display:block;padding:14px 0;font-size:1rem;color:var(--ink);border-bottom:1px solid var(--line)}.site-nav .mobile-nav-panel a:last-child{border-bottom:0}.site-header-dark{background:rgba(255,255,255,.86);border-bottom:1px solid var(--line)}.site-header-inner{justify-content:space-between;min-height:64px;gap:16px}.site-header-inner,.site-nav{display:flex;align-items:center}.site-nav{gap:28px}.site-nav a:not(.btn){color:var(--ink-2);text-decoration:none;font-weight:500;font-size:.9rem}.site-nav a.on,.site-nav a:not(.btn):hover{color:var(--ink)}.site-header-dark .site-nav a:not(.btn){color:var(--ink-2)}.site-header-dark .logo-inverse,.site-header-dark .logo-inverse:hover,.site-header-dark .site-nav a:not(.btn):hover{color:var(--ink)}.site-header-dark .logo-inverse .logo-word span{color:var(--accent)}.site-footer{background:var(--bg-subtle);color:var(--ink-2);padding:64px 0 32px;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;grid-gap:40px;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--line)}.footer-brand .logo-inverse,.site-footer .logo-inverse{color:var(--ink)}.site-footer .logo-inverse .logo-word span{color:var(--accent)}.footer-tag{margin-top:14px;font-size:.9rem;max-width:320px;color:var(--muted)}.footer-col{display:flex;flex-direction:column;gap:10px}.footer-col .footer-title{color:var(--ink);font-weight:700;font-size:.85rem;letter-spacing:-.005em;line-height:1.12;margin:0 0 4px}.footer-col a{color:var(--muted);text-decoration:none;font-size:.9rem}.footer-col a:hover{color:var(--ink)}.footer-legal{padding-top:24px;font-size:.78rem;color:var(--muted)}.footer-legal p{max-width:820px}.hero{position:relative;overflow:clip;background:var(--bg);color:var(--ink);border-bottom:1px solid var(--line)}.hero-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-gap:64px;gap:64px;align-items:center;padding-top:88px;padding-bottom:80px}.hero h1{color:var(--ink);max-width:640px;margin-bottom:20px}.hero .lead{color:var(--ink-2)}.launch-badge{display:inline-block;margin:0 0 12px;padding:4px 10px;border:1px solid var(--accent);border-radius:var(--r);background:var(--accent-soft);color:var(--accent);font-size:.8rem;font-weight:600}.hero-note{margin-top:16px;font-size:.85rem;color:var(--muted)}.keyfacts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;border-top:1px solid var(--line)}.keyfacts>div{display:flex;flex-direction:column-reverse;padding:16px 20px 18px 0}.keyfacts>div+div{padding-left:20px;border-left:1px solid var(--line)}.keyfacts dt{font-size:.8rem;color:var(--muted);font-weight:500}.keyfacts dd{margin:0;font-size:1.25rem;font-weight:600;letter-spacing:-.02em;line-height:1.3;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.preview{background:var(--bg);border-radius:var(--r-lg);overflow:hidden;color:var(--ink);border:1px solid var(--line-strong);box-shadow:0 1px 0 var(--line),0 24px 48px -24px rgba(11,18,32,.18)}.preview-bar{display:flex;align-items:center;gap:14px;background:var(--ink);color:#fff;padding:10px 16px;font-size:.8rem}.preview-dots{display:none}.preview-meta{flex:1 1;color:rgba(255,255,255,.78)}.preview-timer{display:flex;flex-direction:column;align-items:flex-end;font-family:var(--mono);font-weight:500;font-size:1rem;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;line-height:1.15}.preview-timer small{font-family:var(--font);font-size:.66rem;color:rgba(255,255,255,.55);font-weight:500}.preview-body{padding:22px 22px 8px}.preview-q{font-family:var(--mono);font-size:.72rem;color:var(--muted);margin-bottom:8px}.preview-stem{font-size:.94rem;margin-bottom:16px;color:var(--ink)}.preview-opt{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:var(--r);padding:9px 12px;margin-bottom:8px;font-size:.9rem}.preview-opt b{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:3px;border:1px solid var(--line-strong);font-size:.74rem;font-weight:600}.preview-opt.chosen{border-color:var(--accent);background:var(--accent-soft)}.preview-opt.chosen b{background:var(--accent);border-color:var(--accent);color:#fff}.preview-opt.struck{color:var(--faint);text-decoration:line-through}.preview-foot{display:flex;align-items:center;gap:12px;padding:12px 22px 18px;font-size:.75rem;color:var(--ink-2)}.preview-pill{font-family:var(--mono);font-size:.7rem;background:var(--bg-subtle);border:1px solid var(--line);border-radius:3px;padding:2px 8px;white-space:nowrap}.preview-progress{flex:1 1;height:4px;background:var(--bg-sunken);border-radius:2px;overflow:hidden}.preview-progress span{display:block;height:100%;background:var(--accent)}.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:0;gap:0;margin-bottom:32px;border-top:1px solid var(--ink);border-bottom:1px solid var(--line)}.stat{padding:20px 24px 24px 0;min-width:0}.stat+.stat{padding-left:24px;border-left:1px solid var(--line)}.stat-label{font-size:.82rem;color:var(--muted);font-weight:500}.stat-value{font-size:2.5rem;font-weight:700;letter-spacing:-.04em;line-height:1.1;margin:10px 0 4px;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.stat-vs{font-size:.95rem;font-weight:500;letter-spacing:0;color:var(--muted)}.stat-sub{font-size:.8rem;color:var(--muted)}.chart-card{padding:28px 28px 22px}.chart-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:8px}.chart-head h3{font-size:1rem;margin-bottom:2px}.chart-head .chart-title{font-size:1rem;font-weight:700;letter-spacing:-.005em;line-height:1.3;color:var(--ink);margin:0 0 2px}.chart{margin:0}.chart-plot{position:relative;min-width:0;max-width:100%}.chart svg{display:block;overflow:visible}.chart-grid line{stroke:var(--chart-grid);stroke-width:1}.chart-tick{font-size:12px;fill:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-family:var(--font)}.chart-ref line{stroke:var(--ink);stroke-width:1;stroke-dasharray:3 3}.chart-ref-label{font-size:12px;fill:var(--ink-2);font-weight:600;font-family:var(--font)}.chart-caption{font-size:.8rem;color:var(--muted);margin:4px 0 0}.chart-sub{font-size:11px;fill:var(--faint,var(--muted));font-family:var(--mono)}.chart-value{font-size:13px;font-weight:700;fill:var(--ink);font-family:var(--font)}.chart rect{cursor:default;outline:none}.chart-tip{position:absolute;top:4px;transform:translateX(-50%);background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--r);box-shadow:var(--shadow-pop);padding:8px 12px;font-size:.8rem;pointer-events:none;white-space:nowrap;z-index:2}.chart-tip-title{font-weight:700;margin-bottom:2px}.chart-tip-row{display:flex;align-items:center;gap:6px}.swatch{width:10px;height:10px;border-radius:2px;display:inline-block}.chart-table{margin-top:12px;font-size:.875rem}.chart-table summary{cursor:pointer;color:var(--accent);font-weight:600;font-size:.85rem}.chart-table table{width:100%;max-width:480px;border-collapse:collapse;margin-top:10px}.chart-table td,.chart-table th{padding:6px 8px;border-bottom:1px solid var(--line);text-align:left}.chart-table th{font-size:.78rem;color:var(--muted);font-weight:600}.chart-crosshair{stroke:var(--line-strong);stroke-width:1}.line-key{display:inline-block;width:12px;height:2px;border-radius:1px}.feature-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:0 64px;gap:0 64px}.feature-group-title{font-size:.8rem;font-weight:600;color:var(--muted);letter-spacing:0;padding-bottom:12px;margin:0;border-bottom:1px solid var(--ink)}.feature-list{list-style:none;padding:0;margin:0}.feature-row{display:grid;grid-template-columns:20px minmax(0,1fr);grid-gap:16px;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}.feature-row h4{font-size:1rem;font-weight:600;letter-spacing:-.01em;line-height:1.3;margin:0 0 4px}.feature-row p{color:var(--muted);margin:0;font-size:.94rem}.feature-row .icon{margin:1px 0 0}.icon{display:inline-flex;color:var(--accent);margin-bottom:20px}.icon svg{width:22px;height:22px}.feature-row .icon svg{width:20px;height:20px}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);grid-gap:72px;gap:72px;align-items:center}.split h2{max-width:480px}.checklist{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-gap:0;gap:0;border-top:1px solid var(--line)}.checklist li{position:relative;padding:12px 0 12px 28px;color:var(--ink-2);border-bottom:1px solid var(--line)}.checklist li:before{content:"";position:absolute;left:3px;top:19px;width:9px;height:5px;border-left:1.5px solid var(--accent);border-bottom:1.5px solid var(--accent);transform:rotate(-45deg)}.report-card{padding:28px}.report-top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:20px}.report-label{font-family:var(--mono);font-size:.72rem;color:var(--muted)}.report-score{font-size:3rem;font-weight:700;letter-spacing:-.035em;line-height:1.1;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.report-bars{display:grid;grid-gap:14px;gap:14px}.report-row{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) 44px;grid-gap:14px;gap:14px;align-items:center;font-size:.875rem}.report-topic{color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.report-track{height:6px;background:var(--bg-sunken);border-radius:1px;overflow:hidden}.report-fill{display:block;height:100%;background:var(--accent)}.report-pct{text-align:right;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.table-card{padding:4px 28px 22px}.data-table{width:100%;border-collapse:collapse;font-size:.94rem}.data-table th{text-align:left;font-size:.8rem;color:var(--muted);font-weight:600;padding:14px 12px;border-bottom:1px solid var(--ink)}.data-table td{padding:12px;border-bottom:1px solid var(--line);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.data-table td:first-child,.data-table th:first-child{padding-left:0}.data-table td:last-child,.data-table th:last-child{padding-right:0}.data-table td.num,.data-table th.num{text-align:right}.data-table th.num{white-space:normal}.data-table tbody tr:hover{background:var(--bg-subtle)}.data-table td a{color:var(--ink);-webkit-text-decoration-color:var(--line-strong);text-decoration-color:var(--line-strong)}.data-table td a:hover{color:var(--accent);-webkit-text-decoration-color:currentColor;text-decoration-color:currentColor}.data-table tfoot td{font-weight:700;border-bottom:0;border-top:1px solid var(--ink)}.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:0;gap:0;border-top:1px solid var(--line)}.steps li{padding:24px 28px 8px 0}.steps li+li{padding-left:28px;border-left:1px solid var(--line)}.step-num{display:block;font-family:var(--mono);font-size:.8rem;color:var(--accent);margin-bottom:28px}.steps p{color:var(--muted)}.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:0;gap:0;align-items:stretch;margin:0;border:1px solid var(--line-strong);border-radius:var(--r-lg);background:var(--bg);overflow:hidden}.plans-4{grid-template-columns:repeat(4,minmax(0,1fr));max-width:none}.plan{position:relative;display:flex;flex-direction:column;padding:28px 24px;min-width:0}.plan+.plan{border-left:1px solid var(--line)}.plan.featured{background:var(--bg);box-shadow:inset 0 3px 0 var(--accent)}.plan-flag{position:absolute;top:24px;right:20px;background:var(--accent-soft);color:var(--accent);font-size:.72rem;font-weight:600;padding:2px 8px;border-radius:3px}.plan h3{font-size:.95rem;color:var(--ink);padding-right:80px;min-height:2.6em}.plan-kicker{display:block;font-size:.7rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted,#6b7280);margin-bottom:2px}.plan-price{font-size:2.5rem;font-weight:700;letter-spacing:-.035em;line-height:1;margin:12px 0 6px;display:flex;align-items:flex-start;gap:6px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.plan-cur{font-size:.82rem;font-weight:600;letter-spacing:0;margin-top:6px;color:var(--muted)}.plan-period{font-size:.85rem;color:var(--muted);margin-bottom:22px}.plan-features{list-style:none;padding:18px 0 0;margin:0 0 28px;border-top:1px solid var(--line);display:grid;grid-gap:10px;gap:10px;font-size:.9rem;color:var(--ink-2)}.plan-features li{padding-left:22px;position:relative}.plan-features li:before{content:"";position:absolute;left:2px;top:7px;width:9px;height:5px;border-left:1.5px solid var(--accent);border-bottom:1.5px solid var(--accent);transform:rotate(-45deg)}.plan .btn{margin-top:auto;width:100%}.plan:not(.featured) .btn-primary{background:var(--bg);color:var(--ink);border-color:var(--line-strong)}.plan:not(.featured) .btn-primary:hover{border-color:var(--ink)}.faq-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-gap:0 48px;gap:0 48px}.faq{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:600;padding:20px 32px 20px 0;list-style:none;position:relative;letter-spacing:-.01em}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"";position:absolute;right:4px;top:26px;width:7px;height:7px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:rotate(45deg);transition:transform .15s}.faq[open] summary:after{transform:rotate(-135deg);top:29px}.faq p{color:var(--muted);padding:0 32px 20px 0;margin:0}.cta-band{background:var(--ink);color:#fff;padding:72px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}.cta-band h2{color:#fff;margin-bottom:8px}.cta-band p{color:rgba(255,255,255,.66);margin:0}.cta-band .btn-gold,.cta-band .btn-primary{background:#fff;color:var(--ink)}.cta-band .btn-gold:hover,.cta-band .btn-primary:hover{background:var(--on-ink-btn-hover);color:var(--ink)}.page-head{padding:64px 0 12px}.page-head h1{font-size:clamp(2rem,3.6vw,2.8rem)}.mock-list{display:grid;grid-gap:0;gap:0;margin-top:28px;border-top:1px solid var(--ink)}.mock-list>.panel{border:0;border-bottom:1px solid var(--line);border-radius:0;padding:28px 0}.mock-card{display:flex;align-items:center;justify-content:space-between;gap:24px}.mock-card h2{font-size:1.4rem}.mock-meta{display:flex;flex-wrap:wrap;gap:20px;font-size:.875rem;color:var(--ink-2);margin:0}.mock-meta strong{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.exam-shell{min-height:100vh;display:flex;flex-direction:column}.exam-center,.exam-shell{background:var(--bg-subtle)}.exam-center{align-items:center;justify-content:center;padding:32px 16px}.exam-loading{padding:64px;text-align:center;color:var(--muted)}.intro-panel{max-width:660px;width:100%;border:1px solid var(--line-strong);padding:40px}.intro-panel h1{font-size:2rem}.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:0;gap:0;list-style:none;padding:0;margin:24px 0 28px;border-top:1px solid var(--ink);border-bottom:1px solid var(--line)}.facts li{padding:14px 12px 14px 0;font-size:.8rem;color:var(--muted)}.facts li+li{padding-left:14px;border-left:1px solid var(--line)}.facts strong{display:block;font-size:1.4rem;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;letter-spacing:-.03em}.intro-panel h2{font-size:.95rem;letter-spacing:-.01em;color:var(--ink);margin-top:8px}.rules{padding-left:20px;color:var(--ink-2);margin:0}.rules li{margin-bottom:6px}.part-list{margin:20px 0 8px;border-top:1px solid var(--line)}.part-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;grid-gap:20px;gap:20px;padding:16px 0;border-bottom:1px solid var(--line)}.part-row.done{box-shadow:inset 2px 0 0 var(--good);padding-left:14px}.part-info h2{margin:0;font-size:1rem}.part-info p{margin:2px 0 0}.part-status{display:flex;flex-direction:column;align-items:flex-end;text-align:right}.part-score{font-size:1.3rem;font-weight:600;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--ink)}.part-actions{display:flex;gap:8px;justify-content:flex-end}.part-total{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin:0 0 24px;padding:14px 16px;background:var(--bg-subtle);border:1px solid var(--line)}.part-total strong{font-size:1.3rem;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.big-clock{font-family:var(--mono);font-size:3.2rem;font-weight:500;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;margin:16px 0;color:var(--ink);letter-spacing:-.02em}.exam-top{position:-webkit-sticky;position:sticky;top:0;z-index:10}.exam-bar{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;grid-gap:12px;gap:12px;background:var(--ink);color:#fff;padding:0 24px;min-height:52px}.exam-bar-left{display:flex;align-items:center;gap:14px;min-width:0}.exam-brand{font-weight:700;font-size:.98rem;letter-spacing:-.03em}.exam-title{color:rgba(255,255,255,.55);font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding-left:14px;border-left:1px solid rgba(255,255,255,.16)}.exam-bar-mid{font-family:var(--mono);font-size:.85rem;text-align:center;color:rgba(255,255,255,.85)}.exam-timer{justify-self:end;display:flex;align-items:baseline;gap:10px;line-height:1.1}.exam-timer-label{font-size:.72rem;color:rgba(255,255,255,.55);font-weight:500}.exam-timer-value{font-family:var(--mono);font-size:1.2rem;font-weight:500;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.exam-timer.low .exam-timer-label{color:var(--on-ink-low);font-weight:600}.exam-timer.low .exam-timer-value{color:var(--on-ink-low);box-shadow:inset 0 0 0 1px var(--on-ink-low);border-radius:var(--r);padding:0 6px}button.exam-timer{background:none;border:0;padding:4px 0;color:inherit;font:inherit;cursor:pointer;border-radius:var(--r)}button.exam-timer:hover .exam-timer-label{color:rgba(255,255,255,.85)}.exam-timer.hidden-time .exam-timer-value{font-family:inherit;font-size:.85rem;font-weight:600;text-decoration:underline;text-underline-offset:3px}.text-size-icon{font-weight:700;letter-spacing:-.02em}.flag-review-bar{justify-content:space-between;gap:12px;padding:8px 24px;background:var(--flag-soft);border-bottom:1px solid var(--flag);color:var(--flag-ink);font-size:.875rem}.exam-toast,.flag-review-bar{display:flex;align-items:center;font-weight:600}.exam-toast{position:absolute;z-index:30;top:calc(100% + 12px);left:50%;transform:translateX(-50%);gap:10px;padding:10px 16px;background:var(--ink);color:#fff;border-radius:var(--r);box-shadow:0 12px 32px -12px rgba(11,18,32,.5);font-size:.9rem;max-width:calc(100vw - 32px)}.exam-toast .link-btn{color:var(--on-ink-accent)}.exam-main.text-size-1 .option-main,.exam-main.text-size-1 .q-stem{font-size:1.18rem}.exam-main.text-size-2 .option-main,.exam-main.text-size-2 .q-stem{font-size:1.34rem}.question.highlighting .q-stem{cursor:text;outline:1px dashed var(--line-strong);outline-offset:6px}::highlight(exam-highlight){background-color:var(--highlight);color:inherit}.exam-toolbar{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:8px;padding:8px 24px;background:var(--bg);border-bottom:1px solid var(--line)}.tool-btn{display:inline-flex;align-items:center;gap:7px;background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--r);padding:0 12px;cursor:pointer;font-weight:600;font-size:.85rem;color:var(--ink-2);min-height:34px}.tool-btn:hover{border-color:var(--ink);color:var(--ink)}.tool-btn.on{background:var(--flag-soft);border-color:var(--flag);color:var(--flag-ink)}.exam-toolbar>.toolbar-right{margin-left:auto}.tool-btn-quiet{color:var(--muted);font-weight:500;border-color:transparent}.flag-icon{color:var(--flag)}.toolbar-right{display:flex;gap:8px}.exam-main{flex:1 1;padding:32px 16px 120px}.question{max-width:840px;margin:0 auto;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px 40px}.q-number{font-family:var(--mono);font-size:.75rem;color:var(--muted);font-weight:400}.q-stem{font-size:1.04rem;line-height:1.68;color:var(--ink)}.q-stem p{margin-bottom:.9em}.q-table-wrap{overflow-x:auto;margin:4px 0 18px}.q-table{border-collapse:collapse;min-width:320px;font-size:.94rem;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.q-table td,.q-table th{border-bottom:1px solid var(--line);padding:8px 16px 8px 0;text-align:left}.q-table th{border-bottom-color:var(--ink);font-weight:600}.q-table td:not(:first-child),.q-table th:not(:first-child){text-align:right;padding-left:16px;padding-right:0}.options{display:grid;grid-gap:8px;gap:8px;margin-top:22px}.option{display:flex;align-items:stretch;border:1px solid var(--line-strong);border-radius:var(--r);background:var(--bg);transition:border-color .1s,background .1s}.option:hover{border-color:var(--ink-2)}.option.chosen{border-color:var(--accent);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent)}.option-main{flex:1 1;display:flex;gap:14px;align-items:flex-start;text-align:left;background:none;border:0;padding:13px 16px;cursor:pointer;color:var(--ink);border-radius:var(--r) 0 0 var(--r);font-size:1rem}.option-key{flex:none;display:inline-grid;place-items:center;width:26px;height:26px;border-radius:3px;border:1px solid var(--line-strong);font-weight:600;font-size:.82rem;background:var(--bg);color:var(--ink-2)}.option.chosen .option-key{background:var(--accent);border-color:var(--accent);color:#fff}.option-text{padding-top:2px}.option.struck .option-text{text-decoration:line-through;color:var(--faint)}.option.struck .option-key{opacity:.45}.option-strike{flex:none;width:46px;border:0;border-left:1px solid var(--line);background:none;cursor:pointer;color:var(--faint);border-radius:0 var(--r) var(--r) 0;display:grid;place-items:center}.option-strike:hover{background:var(--bg-subtle);color:var(--ink)}.option.is-answer{border-color:var(--good);background:var(--good-soft);box-shadow:inset 0 0 0 1px var(--good)}.option.is-answer .option-key{background:var(--good);border-color:var(--good);color:#fff}.option.is-wrong{border-color:var(--bad);background:var(--bad-soft);box-shadow:inset 0 0 0 1px var(--bad)}.option.is-wrong .option-key{background:var(--bad);border-color:var(--bad);color:#fff}.option-main:disabled{cursor:default;color:var(--ink)}.exam-foot{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-between;gap:12px;padding:12px 24px;background:var(--bg);border-top:1px solid var(--line)}.modal-backdrop{position:fixed;inset:0;background:rgba(11,18,32,.5);display:grid;place-items:center;padding:16px;z-index:50}.modal{background:var(--bg);border-radius:var(--r-lg);padding:28px;width:100%;max-width:660px;max-height:90vh;overflow:auto;box-shadow:var(--shadow-pop);border:1px solid var(--line-strong)}.modal h2{font-size:1.15rem;letter-spacing:-.015em}.modal-sm{max-width:460px}.modal-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.modal-foot{display:flex;justify-content:flex-end;gap:8px;margin-top:22px}.legend{display:flex;flex-wrap:wrap;gap:18px;font-size:.85rem;color:var(--muted);margin:8px 0 18px}.legend span{display:inline-flex;align-items:center;gap:6px}.dot{display:inline-block;width:12px;height:12px;border-radius:2px;border:1px solid var(--line-strong);background:var(--bg)}.dot.answered{background:var(--ink);border-color:var(--ink)}.dot.flagged{background:var(--flag-soft);border-color:var(--flag)}.nav-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(44px,1fr));grid-gap:6px;gap:6px}.nav-cell{position:relative;height:40px;border-radius:var(--r);border:1px solid var(--line-strong);background:var(--bg);font-family:var(--mono);font-size:.82rem;cursor:pointer;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.nav-cell.answered,.nav-cell:hover{border-color:var(--ink)}.nav-cell.answered{background:var(--ink);color:#fff}.nav-cell.flagged{box-shadow:inset 0 -3px 0 var(--flag)}.nav-cell.flagged:after{content:"";position:absolute;top:-3px;right:-3px;width:8px;height:8px;border-radius:50%;background:var(--flag);border:2px solid var(--bg)}.nav-cell.current{outline:2px solid var(--accent);outline-offset:2px}.results{display:grid;grid-gap:20px;gap:20px;grid-template-columns:minmax(0,1fr)}.results>.panel{min-width:0;overflow-x:auto}.results h2{font-size:1.3rem}.score-card{display:grid;grid-template-columns:auto minmax(0,1fr);grid-gap:40px;gap:40px;align-items:center}.score-card>*{min-width:0}.score-card .eyebrow{overflow-wrap:anywhere}.score-big{font-size:4.2rem;font-weight:700;line-height:1;letter-spacing:-.04em;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.score-side{border-left:1px solid var(--line);padding-left:40px}.score-side .badge{font-size:.8rem;margin-bottom:10px}.percentile{margin:0 0 8px}.topic-table{width:100%;border-collapse:collapse;font-size:.94rem}.topic-table th{text-align:left;font-size:.8rem;color:var(--muted);font-weight:600;padding:10px 8px;border-bottom:1px solid var(--ink)}.topic-table th.num{text-align:right}.topic-table td{padding:11px 8px;border-bottom:1px solid var(--line);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.bar{position:relative;height:20px;background:var(--bg-sunken);border-radius:2px;min-width:120px;overflow:hidden}.bar-fill{height:100%}.bar-fill.good{background:var(--good-fill)}.bar-fill.warn{background:var(--warn-fill)}.bar-fill.bad{background:var(--bad-fill)}.bar-label{position:absolute;left:8px;top:50%;transform:translateY(-50%);font-size:.75rem;font-weight:600;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;white-space:nowrap}.bar-band{font-weight:500;color:var(--ink-2);margin-left:4px}.review-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px}.tabs{flex-wrap:wrap;gap:0;border:1px solid var(--line-strong);border-radius:var(--r);padding:2px;background:var(--bg)}.tab,.tabs{display:inline-flex}.tab{border:0;background:transparent;border-radius:3px;padding:4px 12px;cursor:pointer;font-size:.82rem;font-weight:600;color:var(--ink-2);min-height:28px;align-items:center}.tab:hover{color:var(--ink);background:var(--bg-subtle)}.tab.on,.tab.on:hover{background:var(--ink);color:#fff}a.tab{text-decoration:none}.review-list{list-style:none;padding:0;margin:0}.review-item{border-top:1px solid var(--line);padding:24px 0;scroll-margin-top:88px}.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(38px,1fr));grid-gap:5px;gap:5px;margin:16px 0 10px}.review-cell{position:relative;height:34px;border-radius:var(--r);border:1px solid var(--line-strong);background:var(--bg);font-family:var(--mono);font-size:.78rem;cursor:pointer;color:var(--ink-2);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;padding:0}.review-cell:hover{border-color:var(--ink)}.review-cell.good{background:var(--good-soft);border-color:var(--good-line);color:var(--good)}.review-cell.bad{background:var(--bad-soft);border-color:var(--bad-line);color:var(--bad)}.review-cell.flagged:after{content:"";position:absolute;top:3px;right:3px;width:6px;height:6px;border-radius:50%;background:var(--flag)}.review-cell.slow{box-shadow:inset 0 -2px 0 var(--ink-2)}.review-legend{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;margin:0 0 16px}.review-legend span{display:inline-flex;align-items:center;gap:6px}.dot.good{background:var(--good-soft);border-color:var(--good-line)}.dot.bad{background:var(--bad-soft);border-color:var(--bad-line)}.review-time{display:inline-flex;align-items:center;gap:4px;font-family:var(--mono);font-size:.78rem;color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.review-time.slow{color:var(--flag-ink);font-weight:600}.review-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px}.review-num{font-family:var(--mono);font-weight:500;font-size:.85rem}.actions-end,.review-meta-end{margin-left:auto;display:inline-flex;align-items:center}.review-options{list-style:none;padding:0;display:grid;grid-gap:6px;gap:6px;margin:12px 0}.review-option{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--r);padding:10px 14px}.review-option.is-answer{border-color:var(--good-line);background:var(--good-soft)}.review-option.is-answer .option-key{background:var(--good);border-color:var(--good);color:#fff}.review-option.is-wrong{border-color:var(--bad-line);background:var(--bad-soft)}.review-option.is-wrong .option-key{background:var(--bad);border-color:var(--bad);color:#fff}.review-option .tag{margin-left:auto;white-space:nowrap;font-weight:600;font-size:.82rem;color:var(--ink-2);padding-top:3px}.explanation{background:var(--bg-subtle);border-left:2px solid var(--ink);padding:14px 18px}.explanation p{margin:6px 0}.session-progress{display:flex;align-items:center;justify-content:space-between;gap:24px;box-shadow:inset 0 2px 0 var(--accent)}.session-progress h2{font-size:1.3rem;margin:0 0 6px}.session-progress p{margin:0}.session-scores{display:flex;flex-wrap:wrap;gap:4px 20px;list-style:none;padding:0;margin:10px 0 0;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.session-progress>.btn{flex-shrink:0}.session-progress{flex-wrap:wrap}.session-progress-main{flex:1 1;min-width:0}.full-topics{flex-basis:100%;border-top:1px solid var(--line);padding-top:16px}.full-topics h3{font-size:1rem;margin:0 0 8px}.next-steps h2{font-size:1.3rem}.next-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:0;gap:0;margin-top:12px;border-top:1px solid var(--line)}.next-card{padding:18px 20px 18px 0;display:flex;flex-direction:column;gap:6px;border-bottom:1px solid var(--line)}.next-card+.next-card{padding-left:20px;border-left:1px solid var(--line)}.next-card h3{margin:0;font-size:1rem}.next-card p{margin:0 0 10px}.next-card .btn{margin-top:auto;align-self:flex-start}.next-card.primary{box-shadow:inset 0 2px 0 var(--accent)}@media (max-width:1100px){.plans-4{grid-template-columns:repeat(2,minmax(0,1fr))}.plans-4 .plan:nth-child(3){border-left:0}.plans-4 .plan:nth-child(n+3){border-top:1px solid var(--line)}}@media (max-width:960px){.hero-inner,.split{gap:48px}.hero-inner,.section-head,.section-head.center,.split{grid-template-columns:minmax(0,1fr)}.section-head>:not(h2){grid-column:1}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stat:nth-child(3){padding-left:0;border-left:0}.stat:nth-child(n+3){border-top:1px solid var(--line)}.feature-groups{gap:40px}.feature-groups,.plans{grid-template-columns:minmax(0,1fr)}}@media (max-width:760px){.container{padding:0 16px}.section{padding:72px 0}.section-head{margin-bottom:32px}.hide-sm{display:none}.site-nav{gap:12px}.site-nav>.auth-nav-placeholder,.site-nav>a.nav-auth,.site-nav>a:not(.btn){display:none}.mobile-nav{display:block}.hero-inner{padding-top:48px;padding-bottom:48px}.keyfacts{grid-template-columns:repeat(2,minmax(0,1fr))}.keyfacts>div{padding:14px 12px 16px 0}.keyfacts>div+div{padding-left:0;border-left:0}.keyfacts>div:nth-child(2n){padding-left:16px;border-left:1px solid var(--line)}.keyfacts>div:nth-child(n+3){border-top:1px solid var(--line)}.keyfacts dd{font-size:1.15rem}.stat-value{font-size:1.75rem}.stat{padding:16px 12px 18px 0}.stat+.stat{padding-left:12px}.stat:nth-child(3){padding-left:0}.chart-card{padding:20px 14px 16px}.hero .actions .btn{flex:1 1 100%}.steps{grid-template-columns:minmax(0,1fr)}.steps li,.steps li+li{padding:20px 0 4px;border-left:0}.steps li+li{border-top:1px solid var(--line)}.step-num{margin-bottom:12px}.plans-4{grid-template-columns:minmax(0,1fr)}.plans .plan,.plans-4 .plan:nth-child(n){border-left:0}.plans .plan+.plan{border-top:1px solid var(--line)}.plans .featured{order:-1}.plans .featured+.plan{border-top:0}.faq-grid{grid-template-columns:minmax(0,1fr)}.cta-inner{flex-direction:column;align-items:flex-start}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.report-row{grid-template-columns:minmax(0,1fr) 70px 40px}.table-card{padding:4px 14px 16px}.data-table td,.data-table th{padding-left:6px;padding-right:6px}.facts{grid-template-columns:repeat(2,minmax(0,1fr))}.facts li:nth-child(3){border-left:0;padding-left:0}.facts li:nth-child(n+3){border-top:1px solid var(--line)}.intro-panel{padding:24px}.exam-bar{grid-template-columns:1fr auto;padding:8px 16px}.exam-bar-mid{grid-column:1/-1;grid-row:2;text-align:left;font-size:.8rem}.exam-title{display:none}.exam-toolbar{padding:8px 16px}.question{padding:22px 16px}.exam-foot{padding:10px 12px}.exam-foot .btn{padding:0 12px;font-size:.9rem}.score-card{grid-template-columns:minmax(0,1fr);gap:16px}.score-side{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:16px}.mock-card{flex-direction:column;align-items:flex-start}.topic-table td:nth-child(2),.topic-table th:nth-child(2){display:none}.next-card+.next-card{padding-left:0;border-left:0}.part-row{grid-template-columns:minmax(0,1fr) auto;gap:10px 16px}.part-actions{grid-column:1/-1;justify-content:flex-start}.session-progress{flex-direction:column;align-items:flex-start}}@media (max-width:340px){.stat-grid{grid-template-columns:minmax(0,1fr)}.stat+.stat{padding-left:0;border-left:0;border-top:1px solid var(--line)}}.subhead{font-size:1rem;font-weight:700;letter-spacing:-.015em;margin:0 0 16px}.auth-nav-placeholder{display:inline-block;width:60px}.auth-wrap{display:grid;justify-items:center;padding:72px 16px 104px;background:var(--bg-subtle);border-bottom:1px solid var(--line)}.auth-card{width:100%;max-width:440px;padding:36px;border-color:var(--line-strong)}.auth-card h1{font-size:1.75rem;letter-spacing:-.03em}.auth-error{width:100%;max-width:440px;margin-bottom:16px}.auth-form{display:grid;grid-gap:8px;gap:8px}.auth-form label{font-size:.85rem;font-weight:600;color:var(--ink)}.auth-form input,.exam-date-form input,.qnote-edit textarea,.report-msg,.review-note{font:inherit;border:1px solid var(--line-strong);border-radius:var(--r);background:var(--bg);color:var(--ink)}.auth-form input{padding:0 12px;min-height:42px}.auth-form input:focus,.exam-date-form input:focus,.import-text:focus,.qnote-edit textarea:focus,.report-msg:focus,.review-note:focus{outline:none;border-color:var(--accent);box-shadow:var(--focus)}.btn-google{width:100%;background:var(--bg);color:var(--ink);border-color:var(--line-strong);margin-top:12px}.btn-google:hover{border-color:var(--ink);color:var(--ink)}.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.8rem;margin:18px 0}.divider:after,.divider:before{content:"";flex:1 1;height:1px;background:var(--line)}.fine-print{margin:20px 0 0}.notice{border:1px solid var(--line);background:var(--bg-subtle);border-radius:var(--r);padding:12px 14px;font-size:.9rem;margin:16px 0 0;color:var(--ink-2)}.notice-good{border-color:var(--good-line);background:var(--good-soft);color:var(--good-ink)}.notice-bad{border-color:var(--bad-line);background:var(--bad-soft);color:var(--bad-ink)}.checkout-actions{display:grid;grid-gap:8px;gap:8px;margin-top:8px}.checkout-actions .btn{width:100%}.auth-card .plan-features{border-top:1px solid var(--line);margin-top:16px}.product-price{font-size:2.4rem;font-weight:700;letter-spacing:-.035em;line-height:1;margin:6px 0 8px;display:flex;align-items:flex-start;gap:6px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.account-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}.account-side{gap:16px}.account-side,.practice-cta{display:flex;align-items:center}.practice-cta{justify-content:space-between;gap:20px}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:0;gap:0;border:1px solid var(--line-strong);border-radius:var(--r-lg);overflow:hidden}.product-grid>.panel{border:0;border-radius:0}.product-grid>.panel+.panel{border-left:1px solid var(--line)}.product{position:relative;display:flex;flex-direction:column;gap:2px;padding:24px;min-width:0}.product h3{font-size:.95rem;padding-right:76px}.product .btn{margin-top:auto}.product p{margin-bottom:16px}.product-featured{box-shadow:inset 0 3px 0 var(--accent)}.product:not(.product-featured) .btn-primary{background:var(--bg);color:var(--ink);border-color:var(--line-strong)}.product:not(.product-featured) .btn-primary:hover{border-color:var(--ink)}.practice{padding-bottom:96px}.upsell{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px;box-shadow:inset 2px 0 0 var(--accent)}.practice-setup{display:grid;grid-gap:8px;gap:8px}.setup-head{display:flex;justify-content:space-between;align-items:baseline}.setup-links{display:flex;gap:14px}.link-btn{background:none;border:0;padding:0;color:var(--accent);font-weight:600;cursor:pointer;font-size:.875rem;border-radius:2px}.link-btn:hover{color:var(--accent-hover);text-decoration:underline;text-underline-offset:3px}.topic-picks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:6px;gap:6px;margin-bottom:20px}.topic-pick{display:flex;align-items:center;gap:12px;padding:11px 14px;border:1px solid var(--line);border-radius:var(--r);cursor:pointer;background:var(--bg)}.topic-pick:hover{border-color:var(--line-strong)}.topic-pick:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}.dest-pick input,.report-cat input,.timed-toggle input,.topic-pick input{width:16px;height:16px;accent-color:var(--accent)}.topic-pick-name{flex:1 1;font-weight:500}.topic-pick-count{font-family:var(--mono);font-size:.75rem;color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.topic-pick.disabled{opacity:.5;cursor:not-allowed}.setup-hint{margin:-4px 0 12px}.topic-tree{display:flex;flex-direction:column;gap:6px;margin-bottom:20px}.topic-node{border:1px solid var(--line);border-radius:var(--r);background:var(--bg)}.topic-node.on{border-color:var(--accent)}.topic-node-head{display:flex;align-items:stretch}.topic-node .topic-pick{flex:1 1;border:0;border-radius:var(--r) 0 0 var(--r)}.topic-node.on .topic-pick{background:var(--accent-soft)}.topic-expand{display:flex;align-items:center;justify-content:center;width:44px;border:0;border-left:1px solid var(--line);background:var(--bg);color:var(--ink-2);cursor:pointer;border-radius:0 var(--r) var(--r) 0}.topic-expand:hover{background:var(--bg-subtle);color:var(--ink)}.topic-expand svg{transition:transform .15s}.topic-node.open .topic-expand svg{transform:rotate(180deg)}.module-picks{list-style:none;margin:0;padding:6px 8px 8px 38px;border-top:1px solid var(--line)}.module-pick{display:flex;align-items:center;gap:10px;padding:7px 6px;border-radius:var(--r);cursor:pointer;font-size:.9rem}.module-pick:hover{background:var(--bg-subtle)}.module-pick input{width:15px;height:15px;accent-color:var(--accent)}.module-pick-name{flex:1 1}.module-pick.disabled{opacity:.5;cursor:not-allowed}.count-picks{justify-self:start;width:max-content;display:inline-flex;gap:0;border:1px solid var(--line-strong);border-radius:var(--r);padding:2px}.count-picks .tab{min-width:48px;justify-content:center;padding:4px 12px;font-size:.88rem;font-family:var(--mono);font-weight:500}.practice-run{padding-top:32px}.practice-bar{max-width:840px;margin:0 auto 14px;display:flex;justify-content:space-between;gap:12px;font-size:.88rem;color:var(--ink-2);font-weight:600}.practice-bar-right{display:inline-flex;gap:14px;align-items:center}.practice-score{font-family:var(--mono);font-weight:400;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--muted)}.practice-verdict{margin:18px 0 12px;font-weight:700;display:flex;align-items:center;gap:8px}.practice-verdict.good{color:var(--good)}.practice-verdict.bad{color:var(--bad)}.practice-timer{font-family:var(--mono);font-weight:500;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--ink);border:1px solid var(--line-strong);padding:1px 8px;border-radius:3px}.practice-timer.low{border-color:var(--bad-line);background:var(--bad-soft);color:var(--bad)}.practice-links{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.mode-tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:18px}.mode-tab{background:none;border:0;border-bottom:2px solid transparent;padding:10px 14px 11px;font-weight:600;color:var(--muted);cursor:pointer;display:inline-flex;align-items:center;gap:8px;margin-bottom:-1px;font-size:.92rem}.mode-tab:first-child{padding-left:0}.mode-tab.on,.mode-tab:hover{color:var(--ink)}.mode-tab.on{border-bottom-color:var(--ink)}.mode-count{font-family:var(--mono);background:var(--bg-sunken);color:var(--ink-2);border-radius:3px;padding:0 6px;font-size:.72rem;font-weight:400;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.locked-topics{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:0 0 20px;padding:4px 0 20px;border-bottom:1px solid var(--line)}.locked-topics .subhead{margin:0 0 4px}.locked-topics p{margin:0;max-width:600px}.locked-topics .badge{flex:none}@media (max-width:760px){.locked-topics{flex-direction:column;align-items:flex-start}}.guest-cta{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 16px;margin:0 0 20px;border:1px solid var(--accent);border-radius:var(--r);background:var(--accent-soft)}.guest-cta p{margin:0}@media (max-width:760px){.guest-cta{flex-direction:column;align-items:flex-start}}.mode-help{color:var(--ink-2);background:var(--bg-subtle);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;margin:0 0 20px}.bank-progress{display:grid;grid-gap:10px;gap:10px;margin:0 0 24px;padding-bottom:24px;border-bottom:1px solid var(--line)}.bank-progress-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:4px 16px}.bank-progress-head .subhead,.bank-progress-head p{margin:0}.bank-progress-head .mono{color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.bank-meter{height:4px;background:var(--bg-sunken);border-radius:2px;overflow:hidden}.bank-meter span{display:block;height:100%;background:var(--accent)}.bank-progress .count-picks .tab{font-family:var(--font);font-weight:600;font-size:.85rem}.bank-hint{margin:0}dialog.modal{margin:auto;color:var(--ink)}dialog.modal::-webkit-backdrop{background:rgba(11,18,32,.5)}dialog.modal::backdrop{background:rgba(11,18,32,.5)}dialog.modal p{margin:0 0 10px}.timed-toggle{display:flex;align-items:flex-start;gap:10px;margin-top:18px;padding:12px 14px;border:1px solid var(--line);border-radius:var(--r);cursor:pointer;font-size:.92rem}.timed-toggle input{margin-top:3px}@media (max-width:1100px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-grid>.panel:nth-child(3){border-left:0}.product-grid>.panel:nth-child(n+3){border-top:1px solid var(--line)}}@media (max-width:760px){.product-grid{grid-template-columns:minmax(0,1fr)}.product-grid>.panel+.panel{border-left:0;border-top:1px solid var(--line)}.topic-picks{grid-template-columns:minmax(0,1fr)}.practice-cta,.upsell{flex-direction:column;align-items:flex-start}.auth-card{padding:24px}}.legal-wrap{display:grid;grid-template-columns:220px minmax(0,1fr);grid-gap:64px;gap:64px;padding-top:56px;padding-bottom:104px;align-items:start}.legal-nav{position:-webkit-sticky;position:sticky;top:88px;display:flex;flex-direction:column;gap:0;border-left:1px solid var(--line)}.legal-nav>.eyebrow{padding-left:14px;color:var(--muted);font-size:.78rem}.legal-nav a{color:var(--muted);text-decoration:none;padding:6px 14px;margin-left:-1px;border-left:1px solid transparent;font-weight:500;font-size:.9rem}.legal-nav a.on,.legal-nav a:hover{color:var(--ink)}.legal-nav a.on{font-weight:600;border-left-color:var(--ink)}.legal-contact{margin-top:16px;padding:0 14px}.legal-nav .legal-contact a{display:inline;padding:0;margin:0;border:0;font-size:inherit;color:var(--accent)}.legal{max-width:720px;background:none;border:0;padding:0}.legal h1{font-size:clamp(2rem,3.4vw,2.6rem);margin-bottom:8px}.legal h2{font-size:1.15rem;letter-spacing:-.015em;margin:40px 0 10px;padding-top:20px;border-top:1px solid var(--line)}.legal li,.legal p{color:var(--ink-2);line-height:1.72}.legal ol,.legal ul{padding-left:22px;margin:0 0 1em}.legal li{margin-bottom:6px}.legal-lead{font-size:1.08rem;color:var(--ink)!important;border-left:2px solid var(--accent);padding:2px 0 2px 18px;margin:20px 0 28px}.legal-table{width:100%;border-collapse:collapse;font-size:.9rem;margin:8px 0 16px}.legal-table th{text-align:left;font-size:.8rem;color:var(--muted);font-weight:600;padding:10px 10px 10px 0;border-bottom:1px solid var(--ink)}.legal-table td{padding:12px 10px 12px 0;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink-2);line-height:1.5}.guide-wrap{grid-template-columns:240px minmax(0,1fr)}.guide-nav a{font-size:.86rem;padding:5px 14px}.guide h1{font-size:clamp(2rem,3.6vw,2.6rem);margin-bottom:16px}.guide h2{margin-top:48px;font-size:1.45rem;padding-top:20px;border-top:1px solid var(--line)}.guide-topics td:first-child a{font-weight:600}.guide-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:0;gap:0;margin:24px 0 8px;border-top:1px solid var(--ink)}.guide-facts>div{padding:14px 16px 16px 0;display:grid;grid-gap:2px;gap:2px;border-bottom:1px solid var(--line);font-size:.88rem;color:var(--muted)}.guide-facts>div:nth-child(2n){padding-left:16px;border-left:1px solid var(--line)}.guide-facts strong{font-size:1.5rem;color:var(--ink);letter-spacing:-.035em;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.guide-cta{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:44px;padding:24px;border-radius:var(--r-lg);background:var(--ink);color:rgba(255,255,255,.72)}.guide-cta h3{margin:0 0 4px;color:#fff}.guide-cta p{margin:0;color:rgba(255,255,255,.66)}.guide-cta .btn-gold,.guide-cta .btn-primary{background:#fff;color:var(--ink)}.guide-cta .btn-gold:hover,.guide-cta .btn-primary:hover{background:var(--on-ink-btn-hover)}.guide-cta .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}.guide-pager{display:grid;grid-template-columns:1fr 1fr;grid-gap:0;gap:0;margin-top:44px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-weight:600}.guide-pager a{text-decoration:none;color:var(--ink);padding:16px 16px 16px 0;display:inline-flex;align-items:center;gap:8px}.guide-pager a:hover{color:var(--accent)}.guide-pager a:last-child:not(:first-child){justify-content:flex-end;padding:16px 0 16px 16px;border-left:1px solid var(--line)}.guide-faq h3,.guide-module h3{margin:24px 0 6px;font-size:1.05rem}.guide-module h3 .muted{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;margin-right:2px}.guide-faq p,.guide-module p{margin:0}.guide-formulas{margin:16px 0 0;border-top:1px solid var(--line)}.guide-formulas>div{display:grid;grid-template-columns:minmax(0,220px) minmax(0,1fr);grid-gap:16px;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}.guide-formulas dt{font-weight:600;font-size:.92rem}.guide-formulas dd{margin:0;display:grid;grid-gap:4px;gap:4px;overflow-x:auto}.guide-samples{margin-top:16px}@media (max-width:640px){.guide-formulas>div{grid-template-columns:1fr;gap:6px}}.guide .chart{margin:18px 0 8px}@media (max-width:960px){.guide-wrap,.legal-wrap{grid-template-columns:minmax(0,1fr);gap:24px;padding-top:32px}.legal-nav{position:static;flex-direction:row;flex-wrap:wrap;border-left:0;border-bottom:1px solid var(--line)}.legal-nav a{border-left:0;border-bottom:2px solid transparent;padding:8px 12px 8px 0;margin:0 12px -1px 0}.legal-nav a.on{border-bottom-color:var(--ink)}.legal-contact,.legal-nav>.eyebrow,.legal-table thead{display:none}.legal-table tr{display:block;border-bottom:1px solid var(--line);padding:8px 0}.legal-table td{display:block;border:0;padding:4px 0}.legal-table td:first-child{font-weight:600;color:var(--ink)}.guide-nav{display:none}}@media (max-width:760px){.guide-cta{flex-direction:column;align-items:flex-start}.guide-facts{grid-template-columns:minmax(0,1fr)}.guide-facts>div:nth-child(2n){padding-left:0;border-left:0}.guide-pager{grid-template-columns:minmax(0,1fr)}.guide-pager a:last-child:not(:first-child){justify-content:flex-start;padding-left:0;border-left:0;border-top:1px solid var(--line)}}.report-link{background:none;border:0;padding:4px 0;color:var(--muted);font-size:.82rem;font-weight:500;cursor:pointer;display:inline-flex;gap:6px;align-items:center}.report-link:hover{color:var(--bad)}.report-cats{display:grid;grid-gap:6px;gap:6px;margin:12px 0 16px}.report-cat{display:flex;align-items:center;gap:10px;padding:9px 12px;border:1px solid var(--line);border-radius:var(--r);cursor:pointer;font-size:.92rem}.report-cat.on{border-color:var(--accent);background:var(--accent-soft)}.report-msg-label{font-size:.85rem;font-weight:600;color:var(--ink)}.report-msg{width:100%;margin-top:6px;font-size:.93rem;padding:10px 12px;resize:vertical}.progress-charts{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);grid-gap:16px;gap:16px}.progress-charts>*{min-width:0}.progress-empty{display:flex;justify-content:space-between;align-items:center;gap:20px}.progress-empty h3{margin-bottom:4px}.stat-value-sm{font-size:1.2rem;letter-spacing:-.02em;line-height:1.3;margin:10px 0 6px}.stat-sub.up{color:var(--good)}.stat-sub.down{color:var(--bad)}.tbars{display:grid;grid-gap:8px;gap:8px}.tbar{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) 76px;grid-gap:12px;gap:12px;align-items:center;font-size:.875rem;padding:3px 4px;border-radius:2px;outline:none}.tbar.on,.tbar:focus-visible{background:var(--bg-subtle)}.tbar-name{color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tbar-track{position:relative;height:10px;background:var(--bg-sunken);border-radius:1px}.tbar-fill{display:block;height:100%;border-radius:1px}.tbar-target{position:absolute;top:-3px;bottom:-3px;width:1px;background:var(--ink)}.tbar-val{font-weight:600;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;white-space:nowrap}.tbar-detail{font-weight:400;color:var(--muted);font-size:.78rem}.draft-banner{background:var(--warn-soft);color:var(--warn);text-align:center;font-size:.85rem;font-weight:600;padding:6px 12px;border-bottom:1px solid var(--warn-line)}.qtools{margin-top:12px;display:grid;grid-gap:8px;gap:8px}.qtools-off a{font-weight:600}.qtools-row{display:flex;flex-wrap:wrap}.qtool,.qtools-row{align-items:center;gap:6px}.qtool{display:inline-flex;background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--r);padding:0 10px;min-height:30px;font-size:.82rem;font-weight:600;color:var(--ink-2);cursor:pointer}.qtool:hover{border-color:var(--ink);color:var(--ink)}.qtool.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.qtools-error{color:var(--bad)}.qnote{background:var(--warn-soft);border:1px solid var(--warn-line);border-radius:var(--r);padding:10px 12px;font-size:.9rem;white-space:pre-wrap;color:var(--ink-2)}.qnote-edit{display:grid;grid-gap:8px;gap:8px}.qnote-edit textarea{width:100%;font-size:.92rem;padding:10px 12px;resize:vertical}.exam-date{padding:24px}.exam-date-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.exam-date-head h3{margin-bottom:4px}.exam-countdown{margin:0;font-size:.95rem;color:var(--muted)}.exam-countdown strong{font-size:1.6rem;letter-spacing:-.035em;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.exam-date-form{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:14px}.exam-date-form input{padding:0 10px;min-height:34px}.study-plan{list-style:none;padding:0;margin:20px 0 0;display:grid;border-top:1px solid var(--ink)}.plan-week{display:grid;grid-template-columns:170px minmax(0,1fr);grid-gap:16px;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);font-size:.9rem}.plan-week.final{box-shadow:inset 2px 0 0 var(--accent);padding-left:14px;background:var(--accent-soft)}.plan-what,.plan-when{display:grid}.plan-what{grid-gap:2px;gap:2px;color:var(--ink-2)}.plan-mock{color:var(--accent);font-weight:600}.plan-gap{grid-column:1/-1;padding:4px 0 8px}.past-table td{vertical-align:middle}@media (max-width:960px){.progress-charts{grid-template-columns:minmax(0,1fr)}}@media (max-width:760px){.progress-empty{flex-direction:column;align-items:flex-start}.tbar{grid-template-columns:minmax(0,1fr) 64px}.tbar-name{grid-column:1/-1}.plan-week{grid-template-columns:minmax(0,1fr);gap:4px}.mode-tabs{overflow-x:auto}.mode-tab{white-space:nowrap}.exam-date-head{flex-direction:column}}.admin{padding-top:24px;padding-bottom:96px}.admin-nav{display:flex;align-items:center;gap:20px;padding:12px 0 16px;border-bottom:1px solid var(--line);margin-bottom:28px;overflow-x:auto}.admin-nav a{color:var(--muted);font-weight:600;font-size:.9rem;text-decoration:none;white-space:nowrap}.admin-nav a.on,.admin-nav a:hover{color:var(--ink)}.admin-nav a.on{box-shadow:inset 0 -2px 0 var(--ink);padding-bottom:4px}.admin-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:20px}.admin-head h1{font-size:1.9rem}.report-list{display:grid;grid-gap:12px;gap:12px}.report-item{padding:20px 24px}.report-item-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.report-quote{margin:12px 0 0;padding:8px 14px;border-left:2px solid var(--line-strong);color:var(--ink-2)}.report-q{margin-top:12px;font-size:.9rem}.report-q summary{cursor:pointer;color:var(--accent);font-weight:600}.import-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;grid-gap:20px;gap:20px;align-items:start}.import-main{display:grid;grid-gap:16px;gap:16px}.import-step{padding:24px}.dest-picks{display:grid;grid-gap:6px;gap:6px}.dest-pick{display:flex;gap:12px;align-items:center;padding:11px 14px;border:1px solid var(--line);border-radius:var(--r);cursor:pointer}.dest-pick.on{border-color:var(--accent);background:var(--accent-soft)}.import-text{width:100%;font:13px/1.5 var(--mono);padding:12px;border:1px solid var(--line-strong);border-radius:var(--r);resize:vertical;background:var(--bg-subtle)}.import-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.issue-list{font-size:.88rem;border-radius:var(--r);padding:12px 14px;margin-bottom:12px;border:1px solid transparent}.issue-list ul{margin:6px 0 0;padding-left:20px;max-height:240px;overflow:auto}.issue-errors{background:var(--bad-soft);color:var(--bad-ink);border-color:var(--bad-line)}.issue-warnings{background:var(--warn-soft);color:var(--warn);border-color:var(--warn-line)}.issue-warnings summary{cursor:pointer;font-weight:600}.import-counts{margin:8px 0 10px}.off-target{color:var(--warn);font-weight:700}.warn-text{color:var(--warn);font-weight:600}.import-preview-title{margin:22px 0 8px;font-size:1rem}.import-preview{padding-left:22px;margin:0;display:grid;grid-gap:6px;gap:6px;max-height:520px;overflow:auto}.import-preview details{border-bottom:1px solid var(--line);padding:6px 0 10px}.import-preview summary{cursor:pointer;display:grid;grid-gap:2px;gap:2px}.import-stem-line{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.save-box{margin-top:20px;display:grid;grid-gap:12px;gap:12px;justify-items:start}.save-box ol{margin:8px 0 0;padding-left:20px}.import-side code,.save-box code{background:var(--bg-sunken);padding:1px 5px;border-radius:3px}.import-side{position:-webkit-sticky;position:sticky;top:80px;padding:22px}.prompt-box{white-space:pre-wrap;font:12px/1.5 var(--mono);background:var(--bg-subtle);border:1px solid var(--line);border-radius:var(--r);padding:12px;max-height:320px;overflow:auto;margin:0 0 10px}.import-tips{padding-left:18px;margin:0;display:grid;grid-gap:6px;gap:6px}.stats-table td{vertical-align:top}.stats-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--ink);border-bottom:1px solid var(--line);margin:0 0 16px}.stats-sum{display:flex;flex-direction:column;padding:14px 16px 16px;color:var(--ink);text-decoration:none}.stats-sum:first-child{padding-left:0}.stats-sum+.stats-sum{border-left:1px solid var(--line)}a.stats-sum:hover{background:var(--bg-subtle);color:var(--ink)}a.stats-sum:first-child:hover{padding-left:12px;margin-left:-12px}.stats-sum-n{font-size:1.5rem;font-weight:600;letter-spacing:-.02em;line-height:1.25;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.stats-sum-l{font-size:.8rem;font-weight:500;color:var(--muted)}.stats-sum.high .stats-sum-n{color:var(--bad)}.stats-of{font-size:.95rem;font-weight:500;color:var(--muted)}.stats-sources{margin:0 0 24px}.stats-sources summary{cursor:pointer;font-weight:600;font-size:.9rem;color:var(--ink-2);padding:4px 0}.stats-sources summary:hover{color:var(--ink)}.stats-sources table{margin-top:8px;font-size:.9rem}.stats-sources td,.stats-sources th{padding-top:8px;padding-bottom:8px}.stats-sources tr.on{background:var(--accent-soft)}.stats-groups{margin:8px 0 4px}.stats-note{margin:8px 0 0}.stats-hot{color:var(--bad);font-weight:600}.stats-toolbar{display:grid;grid-gap:12px;gap:12px;margin-bottom:12px}.stats-toolbar .tabs{justify-self:start}.tab-count{margin-left:6px;font-family:var(--mono);font-size:.72rem;font-weight:400;color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.tab.on .tab-count{color:rgba(255,255,255,.7)}.stats-filters{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.stats-filters input,.stats-filters select{font:inherit;font-size:.85rem;min-height:34px;padding:0 10px;color:var(--ink);background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--r)}.stats-filters select{padding-right:28px;max-width:220px}.stats-filters input:focus,.stats-filters select:focus{outline:none;border-color:var(--accent);box-shadow:var(--focus)}.stats-search input{width:220px}.stats-select.set select{border-color:var(--accent);background:var(--accent-soft)}.stats-page .table-card,.stats-sources{overflow-x:auto}.stats-range{margin:0 0 8px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.stats-table td:first-child{padding-left:12px;box-shadow:inset 3px 0 0 transparent}.stats-table th:first-child{padding-left:12px}.stats-row.lvl-high td:first-child{box-shadow:inset 3px 0 0 var(--bad)}.stats-row.lvl-medium td:first-child{box-shadow:inset 3px 0 0 var(--warn-fill)}.stats-id{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:2px}.stats-id a{font-family:var(--mono);font-weight:500;font-size:.88rem;color:var(--ink)}.stats-id a:hover{color:var(--accent)}.stats-table .flag-list{gap:3px;margin-bottom:8px}.stats-table .flag-list li{position:relative;padding:0 0 0 14px;border:0!important;background:none;color:var(--ink-2);line-height:1.4}.stats-table .flag-list li:before{content:"";position:absolute;left:0;top:.5em;width:7px;height:7px;border-radius:50%;background:var(--line-strong)}.stats-table .flag-list li.flag-high{color:var(--bad-ink)}.stats-table .flag-list li.flag-high:before{background:var(--bad)}.stats-table .flag-list li.flag-medium:before{background:var(--flag)}.stats-review{display:inline-block;font-size:.82rem;font-weight:600;margin-top:2px}.stats-empty{display:flex;justify-content:space-between;align-items:center;gap:16px}.stats-empty p{margin:0}.stats-pager{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;grid-gap:12px;gap:12px;margin-top:16px}.stats-pager>:last-child{justify-self:end}@media (max-width:760px){.stats-summary{grid-template-columns:repeat(2,minmax(0,1fr))}.stats-sum:nth-child(3){border-left:0;padding-left:0}.stats-sum:nth-child(n+3){border-top:1px solid var(--line)}.stats-filters select,.stats-search,.stats-search input,.stats-select{width:100%;max-width:none}}.stats-stem{color:var(--ink-2);margin-top:4px;max-width:420px}.dist{display:grid;grid-gap:3px;gap:3px;min-width:150px}.dist-row{display:grid;grid-template-columns:14px minmax(0,1fr) 36px;grid-gap:6px;gap:6px;align-items:center;font-size:.78rem;color:var(--muted)}.dist-track{height:6px;background:var(--bg-sunken);border-radius:1px}.dist-fill{display:block;height:100%;background:var(--chart-past);border-radius:1px}.dist-row.key{color:var(--ink);font-weight:700}.dist-row.key .dist-fill{background:var(--chart-current)}.dist-n{text-align:right;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.flag-list{list-style:none;padding:0;margin:0 0 6px;display:grid;grid-gap:4px;gap:4px;font-size:.82rem}.flag-list li{padding:2px 8px;border-radius:3px;border:1px solid transparent}.flag-high{background:var(--bad-soft);color:var(--bad-ink);border-color:var(--bad-line)!important}.flag-medium{background:var(--warn-soft);color:var(--warn);border-color:var(--warn-line)!important}.flag-info{background:var(--bg-subtle);color:var(--ink-2);border-color:var(--line)!important}.review-sources{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));grid-gap:8px;gap:8px;margin-bottom:18px}.review-source{text-align:left;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);padding:12px 14px;display:grid;grid-gap:4px;gap:4px;cursor:pointer;font:inherit;color:var(--ink)}.review-source:hover{border-color:var(--line-strong)}.review-source.on{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.review-source:disabled{opacity:.55;cursor:default}.review-progress{height:4px;background:var(--bg-sunken);border-radius:1px;overflow:hidden;margin-top:4px}.review-progress span{display:block;height:100%;background:var(--good)}.review-toolbar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;align-items:center;margin-bottom:6px}.review-cards{list-style:none;padding:0;margin:12px 0 0;display:grid;grid-gap:12px;gap:12px}.review-card{padding:22px 24px;box-shadow:inset 3px 0 0 var(--line-strong)}.review-card.status-approved{box-shadow:inset 3px 0 0 var(--good)}.review-card.status-rejected{box-shadow:inset 3px 0 0 var(--bad)}.review-card.focus{border-color:var(--accent)}.review-card-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px}.review-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}.review-note{flex:1 1;min-width:200px;font-size:.9rem;padding:0 10px;min-height:34px}@media (max-width:1000px){.import-grid{grid-template-columns:minmax(0,1fr)}.import-side{position:static}}@media (max-width:760px){.stats-table td:nth-child(4),.stats-table th:nth-child(4){display:none}}.math-display{margin:.9em 0;overflow-x:auto;overflow-y:hidden;padding:2px 0}.math-display .katex-display{margin:0}.math-inline .katex{font-size:1.06em}.q-table caption{caption-side:top;text-align:left;font-weight:600;font-size:.9rem;color:var(--ink-2);padding-bottom:8px}.option-text .katex,.q-table .katex{font-size:1em}.q-editor{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-gap:24px;gap:24px;margin-top:8px}.q-editor-fields{display:grid;grid-gap:12px;gap:12px;align-content:start}.q-editor-fields label{display:grid;grid-gap:4px;gap:4px;font-size:.85rem;font-weight:600;color:var(--ink)}.q-editor-fields select,.q-editor-fields textarea{font:inherit;font-size:.92rem;font-weight:400;padding:8px 10px;border:1px solid var(--line-strong);border-radius:var(--r);background:var(--bg);color:var(--ink);resize:vertical}.q-editor-fields textarea{font-family:var(--mono);font-size:.82rem;line-height:1.5}.q-editor-fields select:focus,.q-editor-fields textarea:focus{outline:none;border-color:var(--accent);box-shadow:var(--focus)}.q-editor-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:10px;gap:10px}.q-editor-preview{border-left:1px solid var(--line);padding-left:24px;min-width:0}.review-edit-actions{margin-left:auto;display:inline-flex;align-items:center;gap:12px}.review-delete,.review-delete:hover{color:var(--bad)}@media (max-width:960px){.q-editor{grid-template-columns:minmax(0,1fr)}.q-editor-preview{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:16px}}.review-legend .dot.flagged{width:7px;height:7px;border-radius:50%;border:0;background:var(--flag)}.status-page{padding-top:72px;padding-bottom:96px;max-width:760px}.status-page h1{font-size:2.2rem}.status-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:8px;gap:8px;margin-top:24px}.status-link{display:flex;flex-direction:column;gap:2px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--r);background:var(--bg);color:var(--ink);text-decoration:none}.status-link:hover{border-color:var(--accent)}@media (max-width:760px){.status-links{grid-template-columns:minmax(0,1fr)}.status-page{padding-top:48px}}.purchases-note{margin:12px 0 0}.mono{font-family:var(--mono)}.sample-list{display:flex;flex-direction:column;gap:16px;margin-bottom:32px}.sample-q .review-options{list-style:none;padding:0}.sample-option{width:100%;text-align:left;font:inherit;color:inherit;cursor:pointer;background:var(--bg)}.sample-option:disabled{cursor:default}.sample-option.picked:not(.is-answer):not(.is-wrong){border-color:var(--accent);background:var(--accent-soft)}.sample-q .explanation{margin-top:12px}.contact-grid,.sample-cta{margin-top:8px}.contact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.contact-card{border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;background:var(--bg)}.legal .contact-card h2{font-size:1rem;margin:0 0 6px;padding:0;border:0}.contact-card p{margin:0}@media (max-width:760px){.contact-grid{grid-template-columns:minmax(0,1fr)}}.feedback-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px}.feedback-box h2{font-size:1.15rem;margin:0 0 8px}.rating{display:flex;align-items:center;gap:4px;margin:4px 0 12px}.rating-star{background:none;border:0;padding:2px;font-size:1.7rem;line-height:1;color:var(--line-strong);cursor:pointer}.rating-star.on,.rating-star:hover{color:var(--star)}.rating .small{margin-left:8px}.feedback-label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px}.feedback-box textarea{width:100%;resize:vertical}.feedback-quote{margin-top:10px}.split-top{align-items:start}#try .sample-q,.sample-carousel .sample-q{box-shadow:0 1px 0 var(--line),0 24px 48px -28px rgba(11,18,32,.22);border-color:var(--line-strong)}#try .actions{margin-top:24px}.quality-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line)}.quality{padding:24px 24px 8px 0}.quality+.quality{padding-left:24px;border-left:1px solid var(--line)}.quality-num{display:block;font-family:var(--mono);font-size:.8rem;color:var(--accent);margin-bottom:20px}.quality h3{margin-bottom:6px}.quality p{color:var(--muted);margin:0;font-size:.94rem}.steps-4{grid-template-columns:repeat(4,minmax(0,1fr))}.center-actions{justify-content:center}@media (max-width:1100px){.quality-grid,.steps-4{grid-template-columns:repeat(2,minmax(0,1fr))}.quality:nth-child(3),.steps-4 li:nth-child(3){padding-left:0;border-left:0}.quality:nth-child(n+3){border-top:1px solid var(--line)}}@media (max-width:760px){.quality-grid,.steps-4{grid-template-columns:minmax(0,1fr)}.quality,.quality+.quality{padding:20px 0 4px;border-left:0}.quality+.quality{border-top:1px solid var(--line)}}.show-sm{display:none}.mock-table{display:grid;grid-gap:20px;gap:20px}.mt-group{border:1px solid var(--line-strong);border-radius:var(--r-lg);background:var(--bg);overflow:hidden}.mt-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:20px 24px 16px}.mt-head h3{margin:0 0 4px;font-size:1.15rem}.mt-head p{margin:0}.mt-cols,.mt-row{display:grid;grid-template-columns:150px minmax(0,1fr) minmax(0,1fr) 190px;align-items:center;grid-gap:12px;gap:12px;padding:0 24px}.mt-cols{border-top:1px solid var(--ink);border-bottom:1px solid var(--line);padding-top:9px;padding-bottom:9px;font-size:.72rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}.mt-action{justify-self:end}.mt-row{min-height:84px;border-bottom:1px solid var(--line)}.mt-row:last-child{border-bottom:0}.mt-num{display:flex;flex-direction:column;gap:2px}.mt-n{font-family:var(--mono);font-size:2.1rem;font-weight:500;line-height:1;letter-spacing:-.04em;color:var(--line-strong);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.mt-row.live .mt-n{color:var(--accent)}.mt-tag{font-size:.7rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}.mt-tag.free{color:var(--good)}.mt-cell{display:flex;gap:10px}.mt-btn,.mt-cell{align-items:center}.mt-btn{display:inline-flex;gap:6px;padding:7px 12px;border:1px solid var(--accent);border-radius:var(--r);color:var(--accent);font-weight:600;font-size:.85rem;text-decoration:none;background:var(--bg)}.mt-btn:hover{background:var(--accent);color:#fff}.mt-lock{display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);font-weight:600;font-size:.82rem;text-decoration:none;letter-spacing:.02em}.mt-lock:hover{color:var(--accent)}.mt-soon{font-size:.82rem}.mt-link{font-size:.85rem;font-weight:600;color:var(--accent)}.mt-score{font-family:var(--mono);font-size:1.15rem;font-weight:500;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--ink)}.mt-sub{display:block;font-family:var(--mono);font-size:.75rem;color:var(--muted)}@media (max-width:760px){.show-sm{display:inline}.mt-head{flex-direction:column;padding:16px}.mt-cols{display:none}.mt-row{grid-template-columns:64px minmax(0,1fr) minmax(0,1fr);padding:12px 16px;gap:8px;min-height:0}.mt-n{font-size:1.6rem}}.sc-tabs{display:flex;flex-wrap:wrap;gap:0;border-radius:var(--r) var(--r) 0 0;border:1px solid var(--line-strong);border-bottom:0;background:var(--bg-subtle);overflow:hidden}.sc-tab{flex:1 1;padding:10px 8px;border:0;border-right:1px solid var(--line);background:none;font:inherit;font-size:.82rem;font-weight:600;color:var(--muted);cursor:pointer;white-space:nowrap}.sc-tab:last-child{border-right:0}.sc-tab:hover{color:var(--ink)}.sc-tab.on{background:var(--bg);color:var(--accent);box-shadow:inset 0 2px 0 var(--accent)}.sample-carousel .sample-q{border-top-left-radius:0;border-top-right-radius:0}.sc-nav{display:flex;align-items:center;justify-content:space-between;margin-top:12px}.sc-count{font-family:var(--mono);font-size:.8rem;color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}@media (max-width:760px){.sc-tab{flex:1 1 33%;border-bottom:1px solid var(--line)}}.product-grid.product-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}@media (max-width:760px){.product-grid.product-grid-2{grid-template-columns:minmax(0,1fr)}}.mt-ico{flex-shrink:0}.mt-cell{font-size:.88rem}.mt-done .mt-ico{color:var(--good)}.mt-done .mt-score{font-size:1rem}.mt-todo{color:var(--ink-2)}.mt-todo .mt-ico{color:var(--line-strong)}.mt-locked,.mt-soon{color:var(--muted)}.mt-soon{font-size:.85rem}.mt-full{margin-top:4px;font-size:.78rem;color:var(--ink-2)}.mt-full strong{font-family:var(--mono);font-weight:600}.mt-btn-quiet{border-color:var(--line-strong);color:var(--ink)}.mt-btn-buy{border-color:var(--ink);color:var(--ink)}.mt-btn-buy:hover{background:var(--ink);color:#fff}@media (max-width:760px){.mt-row{grid-template-columns:64px minmax(0,1fr) minmax(0,1fr)}.mt-action{grid-column:1/-1;justify-self:stretch}.mt-action .mt-btn{width:100%;justify-content:center}}.mt-slabel{font-family:var(--mono);font-size:.72rem;color:var(--muted)}@media (max-width:760px){.mt-action .mt-soon{display:none}.mt-row:has(.mt-action .mt-soon) .mt-cell.mt-soon{display:none}}.mocks-guide{max-width:760px;padding-top:8px;border-top:1px solid var(--line)}.mocks-guide h2{font-size:1.45rem;margin-top:40px}.mocks-guide h2:first-child{margin-top:32px}.mocks-guide li,.mocks-guide p{color:var(--ink-2);line-height:1.65}.mocks-guide ul{padding-left:1.2em;display:grid;grid-gap:6px;gap:6px}.link-btn,.mobile-nav-toggle,.mt-btn,.qtool,.sc-tab,.tab,.tool-btn{transition:background-color .12s,border-color .12s,color .12s,transform .12s var(--ease-out)}:is(.btn,.tool-btn,.qtool,.mt-btn,.mobile-nav-toggle):active:not(:disabled){transform:var(--press)}.option:has(.option-main:active:not(:disabled)){border-color:var(--ink)}@media (pointer:coarse){.btn-sm,.mobile-nav-toggle,.mt-btn,.qtool,.tool-btn{min-height:44px}.mobile-nav-toggle{width:44px}.mode-tab,.sc-tab,.tab{min-height:40px}.nav-cell{height:44px}.review-cell{height:40px}.option-strike{width:48px}.link-btn,.report-link{min-height:40px;display:inline-flex;align-items:center}}.chart rect:focus-visible,:is(a,button,summary,[role=button],[role=radio],[tabindex]):focus-visible{outline:none;box-shadow:var(--focus)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:after,:before{transition-property:background-color,border-color,color,opacity,box-shadow!important}:is(.btn,.tool-btn,.qtool,.mt-btn,.mobile-nav-toggle):active:not(:disabled){transform:none}}.ac-wrap{max-width:860px;padding-top:48px;padding-bottom:96px}.ac-title{font-size:clamp(2rem,3.6vw,2.6rem);margin:0 0 12px}.ac-lead{font-size:1.05rem;line-height:1.65;margin:0 0 24px;max-width:680px}.ac-crumbs{margin-bottom:16px}.ac-crumbs a{color:var(--muted)}.ac-crumbs a:hover{color:var(--ink)}.ac-topbar{display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding:16px 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);margin-bottom:32px}.ac-topbar .ac-progress{flex:1 1;min-width:200px}.ac-bar{height:6px;background:var(--bg-sunken);border-radius:3px;min-width:80px}.ac-bar span{background:var(--accent);transition:width .3s}.ac-progress-label{font-size:.82rem;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.ac-done{display:inline-grid;place-items:center;background:var(--good);color:#fff}.ac-done,.ac-todo{width:20px;height:20px;border-radius:50%;flex:none}.ac-todo{display:inline-block;border:1.5px solid var(--line-strong)}.ac-num{color:var(--muted);font-size:.85rem}.ac-topics{margin:32px 0 0;border-top:1px solid var(--ink)}.ac-topic{justify-content:space-between;align-items:center;gap:24px;padding:20px 0;border-bottom:1px solid var(--line)}.ac-topic>div{flex:1 1;display:grid;grid-gap:6px;gap:6px}.ac-topic h2{font-size:1.15rem}.ac-topic h2 a:hover{color:var(--accent)}.ac-topic p{margin:0}.ac-modules{list-style:none;padding:0;margin:0}.ac-module{padding:24px 0;border-bottom:1px solid var(--line)}.ac-module-head{display:flex;gap:16px;align-items:baseline}.ac-module h2{font-size:1.15rem;margin:0 0 2px}.ac-module h2 a{color:var(--ink);text-decoration:none}.ac-module h2 a:hover{color:var(--accent)}.ac-module p{margin:0}.ac-module.is-soon h2{color:var(--faint)}.ac-module-summary{color:var(--ink-2);margin:10px 0 12px 36px!important;line-height:1.6}.ac-lessons{list-style:none;padding:0;margin:0 0 0 36px;display:grid;grid-gap:2px;gap:2px}.ac-lesson-list li,.ac-lessons li{display:flex;align-items:center;gap:12px}.ac-lessons li a{flex:1 1;color:var(--ink);text-decoration:none;padding:6px 0}.ac-lessons li a:hover{color:var(--accent)}.ac-lesson-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}.ac-lesson-list li{padding:14px 0;border-bottom:1px solid var(--line)}.ac-lesson-list li a{flex:1 1;color:var(--ink);text-decoration:none;font-weight:600;display:grid;grid-gap:2px;gap:2px}.ac-lesson-list li a:hover{color:var(--accent)}.ac-big{font-weight:400;font-size:.9rem}.ac-sheet{margin-top:48px}.ac-sheet h2{font-size:1.3rem}.ac-sheet-link{display:block;font-weight:400;margin-top:2px}.ac-lesson-wrap{display:grid;grid-template-columns:240px minmax(0,1fr);grid-gap:56px;gap:56px;padding-top:48px;padding-bottom:96px;align-items:start;max-width:1100px}.ac-side{position:-webkit-sticky;position:sticky;top:88px;display:grid;grid-template-columns:minmax(0,1fr);grid-gap:12px;gap:12px;min-width:0}.ac-side>*{min-width:0;max-width:100%}.ac-side-title{color:var(--ink);text-decoration:none;font-size:.95rem}.ac-side ol{list-style:none;padding:0;margin:0;display:grid;grid-gap:2px;gap:2px}.ac-side li{display:flex;align-items:center;gap:10px}.ac-side li a{color:var(--muted);text-decoration:none;font-size:.88rem;padding:6px 0;line-height:1.35}.ac-side li a.on,.ac-side li a:hover{color:var(--ink)}.ac-side li a.on{font-weight:600}.ac-lesson{max-width:720px}.ac-lesson h1{font-size:clamp(1.8rem,3.2vw,2.3rem);margin:0 0 12px}.ac-bigidea{font-size:1.15rem;line-height:1.55;color:var(--ink);padding:14px 18px;background:var(--accent-soft);border-left:3px solid var(--accent);border-radius:var(--r);margin:0 0 28px}.ac-card{padding:22px 0;border-top:1px solid var(--line)}.ac-card h2{font-size:.82rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 14px;display:flex;align-items:center;gap:6px}.ac-points{padding-left:20px;margin:0;display:grid;grid-gap:10px;gap:10px}.ac-points li{line-height:1.6;color:var(--ink-2)}.ac-points strong{color:var(--ink)}.ac-formulas{margin:0;display:grid;grid-gap:4px;gap:4px}.ac-formulas>div{display:grid;grid-template-columns:160px minmax(0,1fr);grid-gap:16px;gap:16px;align-items:center;padding:8px 0}.ac-formulas dt{font-weight:600;font-size:.9rem}.ac-formulas dd{margin:0;overflow-x:auto}.ac-example p{margin:0 0 10px;line-height:1.6}.ac-steps{margin:0 0 12px;padding-left:22px;display:grid;grid-gap:6px;gap:6px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.ac-calc{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:10px 12px;background:var(--bg-subtle);border:1px solid var(--line);border-radius:var(--r);margin-bottom:12px}.ac-calc>span{font-weight:600;color:var(--muted);margin-right:6px}.ac-calc code{font-family:var(--mono);font-size:.82rem;background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--r);padding:3px 8px}.ac-answer{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--good-ink)}.ac-traps ul{margin:0;padding:12px 16px 12px 34px;background:var(--warn-soft);border:1px solid var(--warn-line);border-radius:var(--r);display:grid;grid-gap:8px;gap:8px}.ac-traps li{line-height:1.55}.ac-traps h2,.ac-traps li{color:var(--warn)}.ac-checks{list-style:none;padding:0;margin:0;display:grid;grid-gap:24px;gap:24px;counter-reset:chk}.ac-check-stem{margin:0 0 10px;line-height:1.5}.ac-options{display:grid;grid-gap:6px;gap:6px}.ac-option{display:flex;gap:12px;align-items:flex-start;text-align:left;width:100%;padding:10px 14px;border:1px solid var(--line-strong);border-radius:var(--r);background:var(--bg);font:inherit;color:var(--ink);cursor:pointer;line-height:1.45}.ac-option:hover:not(:disabled){border-color:var(--ink)}.ac-option:disabled{cursor:default}.ac-key{font-family:var(--mono);font-weight:600;color:var(--muted)}.ac-option.is-right{border-color:var(--good);background:var(--good-soft)}.ac-option.is-wrong{border-color:var(--bad);background:var(--bad-soft)}.ac-option.is-dim{opacity:.55}.ac-why{margin:10px 0 0;padding:10px 14px;border-radius:var(--r);line-height:1.55;font-size:.93rem}.ac-why.good{background:var(--good-soft);color:var(--good-ink)}.ac-why.bad{background:var(--bad-soft);color:var(--bad-ink)}.ac-finish{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}.ac-finish p{margin:0}.ac-finish-actions{gap:8px}.ac-undo{margin:8px 0 0;text-align:right}@media (max-width:960px){.ac-lesson-wrap{grid-template-columns:minmax(0,1fr);gap:0;padding-top:28px}.ac-side{display:none}}@media (max-width:640px){.ac-wrap{padding-top:28px}.ac-formulas>div{grid-template-columns:1fr;gap:4px}.ac-lessons,.ac-module-summary{margin-left:0!important}.ac-topic{flex-direction:column;align-items:stretch}.ac-finish-actions{width:100%}.ac-finish-actions .btn{flex:1 1}}.ac-section{padding:26px 0 6px;border-top:1px solid var(--line)}.ac-section h2{font-size:1.3rem;letter-spacing:-.015em;margin:0 0 12px}.ac-section li,.ac-section p{color:var(--ink-2);line-height:1.75;font-size:1.02rem}.ac-section p,.ac-section ul{margin:0 0 14px}.ac-section ul{padding-left:22px;display:grid;grid-gap:6px;gap:6px}.ac-section strong{color:var(--ink)}.ac-section .q-table-wrap{margin:4px 0 18px}.ac-aside{padding:12px 16px;background:var(--bg-subtle);border-left:3px solid var(--line-strong);border-radius:var(--r);font-size:.96rem!important}.ac-examples{display:grid;grid-gap:16px;gap:16px}.ac-example{padding:18px 20px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg)}.ac-example-title{font-weight:700;margin:0 0 8px!important;color:var(--ink)}.ac-example-title .ac-num{margin-right:6px}.ac-takeaway{margin:8px 0 0!important;color:var(--muted);font-style:italic}.ac-tested{margin:0 0 12px;color:var(--ink-2);line-height:1.6}.ac-module-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.fc-badge{display:inline-flex;align-items:center;gap:5px;font-size:.78rem;font-weight:600;color:var(--muted);text-decoration:none;padding:2px 9px;border:1px solid var(--line-strong);border-radius:999px}.fc-badge:hover{color:var(--ink);border-color:var(--ink)}.fc-badge.has-due{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft)}.fc-deck{display:flex;align-items:center;gap:14px;padding:14px 16px;margin:0 0 32px;border:1px solid var(--line);border-radius:var(--r-lg);text-decoration:none;color:var(--ink);background:var(--bg)}.fc-deck:hover{border-color:var(--ink)}.fc-deck.has-due{border-color:var(--accent-line);background:var(--accent-soft)}.fc-deck-icon{display:grid;place-items:center;width:38px;height:38px;border-radius:var(--r);background:var(--ink);color:#fff;flex:none}.fc-deck-text{flex:1 1;display:grid;grid-gap:1px;gap:1px}.ac-lesson-cards{margin:28px 0 0}.fc-wrap{max-width:760px}.fc-title{font-size:clamp(1.6rem,3vw,2.1rem);margin-bottom:24px}.fc-stage{display:grid;grid-gap:16px;gap:16px}.fc-loading{min-height:360px}.fc-top{display:flex;justify-content:space-between;gap:12px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.fc-card{position:relative;min-height:300px;padding:44px 36px 32px;border:1px solid var(--line-strong);border-radius:10px;background:var(--bg);box-shadow:0 1px 0 var(--line),0 18px 40px -28px rgba(11,18,32,.25);cursor:pointer;display:flex;flex-direction:column;justify-content:center}.fc-card.is-shown{cursor:default;justify-content:flex-start}.fc-kind{position:absolute;top:14px;left:16px;font-size:.72rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}.fc-kind-trap{color:var(--warn)}.fc-kind-calc,.fc-kind-formula{color:var(--accent)}.fc-front{font-size:1.3rem;font-weight:600;line-height:1.45;color:var(--ink);text-align:center}.fc-card.is-shown .fc-front{font-size:1.05rem;color:var(--ink-2);padding-bottom:18px;border-bottom:1px dashed var(--line-strong)}.fc-back{padding-top:18px;text-align:center;animation:fc-in .18s ease-out}.fc-answer{font-size:1.2rem;line-height:1.5;color:var(--ink)}.fc-back .math-display{margin:12px 0 0;overflow-x:auto}.fc-note{margin:14px auto 0;max-width:520px;color:var(--muted);font-size:.95rem;line-height:1.5}.fc-source{display:inline-flex;align-items:center;gap:6px;margin-top:16px;color:var(--muted)}.fc-source:hover{color:var(--accent)}@keyframes fc-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}.fc-show{justify-self:center;min-width:240px;gap:10px}.fc-stage kbd{font-family:var(--mono);font-size:.72rem;padding:1px 6px;border-radius:4px;border:1px solid;opacity:.55;font-weight:500}.fc-grades{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:8px;gap:8px}.fc-grade{display:grid;justify-items:center;grid-gap:2px;gap:2px;padding:10px 8px;border:1px solid var(--line-strong);border-radius:var(--r-lg);background:var(--bg);font:inherit;cursor:pointer;color:var(--ink)}.fc-grade:hover{border-color:var(--ink)}.fc-grade-label{font-weight:700}.fc-grade-ivl{font-family:var(--mono);font-size:.8rem;color:var(--muted)}.fc-again .fc-grade-label{color:var(--bad)}.fc-hard .fc-grade-label{color:var(--warn)}.fc-good .fc-grade-label{color:var(--good)}.fc-easy .fc-grade-label{color:var(--accent)}.fc-help{margin:0}.fc-end,.fc-help{text-align:center}.fc-end{padding:48px 24px;border:1px solid var(--line);border-radius:10px;justify-items:center}.fc-end h2{margin:6px 0 0}.fc-end p{margin:0}.fc-end-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:var(--good);color:#fff}.fc-end-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:8px}@media (max-width:640px){.fc-card{padding:40px 20px 24px;min-height:260px}.fc-front{font-size:1.15rem}.fc-grades{gap:6px}.fc-grade{padding:10px 4px}.fc-stage kbd{display:none}}.ac-video{margin:0 0 28px}.ac-video video{display:block;width:100%;aspect-ratio:16/9;border-radius:var(--r-lg);border:1px solid var(--line);background:var(--bg-sunken)}.ac-video figcaption{display:flex;align-items:center;gap:6px;margin-top:8px}@keyframes rise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@keyframes glow-drift{0%{transform:translate(-6%,-4%) scale(1)}50%{transform:translate(5%,4%) scale(1.08)}to{transform:translate(-6%,-4%) scale(1)}}@keyframes bar-grow{0%{transform:scaleX(0)}to{transform:scaleX(1)}}.preview-opt,.preview-opt b{transition:background-color .3s,border-color .3s,color .3s}.preview-progress span{transition:width .6s var(--ease-out)}@media (prefers-reduced-motion:no-preference){.hero-copy>*{animation:rise .7s var(--ease-out) both}.hero-copy>:first-child{animation-delay:.02s}.hero-copy>:nth-child(2){animation-delay:.1s}.hero-copy>:nth-child(3){animation-delay:.18s}.hero-copy>:nth-child(4){animation-delay:.26s}.hero-copy>:nth-child(5){animation-delay:.34s}.hero-visual{position:relative;animation:rise .9s var(--ease-out) .25s both}.hero-visual:before{content:"";position:absolute;inset:-12% -10%;z-index:0;pointer-events:none;background:radial-gradient(closest-side,rgba(42,79,204,.16),rgba(42,79,204,0) 70%);animation:glow-drift 14s ease-in-out infinite}.hero-visual .preview{position:relative;z-index:1}.keyfacts>div{animation:rise .6s var(--ease-out) both}.keyfacts>div:first-child{animation-delay:.4s}.keyfacts>div:nth-child(2){animation-delay:.47s}.keyfacts>div:nth-child(3){animation-delay:.54s}.keyfacts>div:nth-child(4){animation-delay:.61s}.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease-out),transform .6s var(--ease-out);transition-delay:var(--d,0s)}.reveal.in{opacity:1;transform:none}.report-card.reveal:not(.in) .report-fill{transform:scaleX(0)}.report-fill{transform-origin:left center}.report-card.in .report-fill{animation:bar-grow .9s var(--ease-out) .2s both}.btn-lg:not(:disabled):hover{transform:translateY(-1px);box-shadow:0 6px 16px -8px rgba(11,18,32,.4)}.feature-row .icon{transition:transform .25s var(--ease-out)}.feature-row:hover .icon{transform:translateY(-2px) scale(1.08)}.plans>*,.product-grid>.panel{transition:background-color .2s}}:root{--violet:#7c3aed;--violet-soft:#f3edff;--teal:#0d9488;--teal-soft:#e6f7f5;--amber:#d97706;--amber-soft:#fff4e0;--pink:#db2777;--pink-soft:#fdecf4;--grad-brand:linear-gradient(120deg,#2a4fcc,#7c3aed 55%,#db2777);--grad-cta:linear-gradient(120deg,#1e3a9e,#5b21b6 60%,#9d174d)}.hero{background:radial-gradient(600px 380px at 8% 0,rgba(42,79,204,.12),transparent 70%),radial-gradient(520px 360px at 92% 18%,rgba(124,58,237,.12),transparent 70%),radial-gradient(480px 300px at 70% 100%,rgba(13,148,136,.1),transparent 70%),var(--bg)}.hero h1 em,.hero h1 strong{font-style:normal;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}.launch-badge{border-color:transparent;color:#fff}.eyebrow,.launch-badge{background:var(--grad-brand)}.eyebrow{display:inline-block;-webkit-background-clip:text;background-clip:text;color:transparent}.keyfacts>div:first-child dd{color:var(--accent)}.keyfacts>div:nth-child(2) dd{color:var(--violet)}.keyfacts>div:nth-child(3) dd{color:var(--teal)}.keyfacts>div:nth-child(4) dd{color:var(--pink)}.btn-gold,.btn-primary{background:linear-gradient(120deg,#2a4fcc,#6d3ae0)}.btn-gold:hover,.btn-primary:hover{background:linear-gradient(120deg,#213fa8,#5b21b6)}.section-alt{background:linear-gradient(180deg,#f4f6ff,#f8f4ff);border-color:#e4e2f7}.section-head{border-top:2px solid transparent;border-image:var(--grad-brand) 1}.feature-row{grid-template-columns:36px minmax(0,1fr)}.feature-row .icon{width:36px;height:36px;border-radius:var(--r-lg);align-items:center;justify-content:center;background:var(--accent-soft);color:var(--accent)}.feature-row:nth-child(4n+2) .icon{background:var(--violet-soft);color:var(--violet)}.feature-row:nth-child(4n+3) .icon{background:var(--teal-soft);color:var(--teal)}.feature-row:nth-child(4n+4) .icon{background:var(--amber-soft);color:var(--amber)}.feature-group:first-child .feature-group-title{color:var(--accent);border-bottom-color:var(--accent)}.feature-group:nth-child(2) .feature-group-title{color:var(--violet);border-bottom-color:var(--violet)}.steps li:nth-child(2) .step-num{color:var(--violet)}.steps li:nth-child(3) .step-num{color:var(--teal)}.checklist li:before{border-color:var(--teal)}.report-row:nth-child(4n+2) .report-fill{background:var(--violet)}.report-row:nth-child(4n+3) .report-fill{background:var(--teal)}.report-row:nth-child(4n+4) .report-fill{background:var(--pink)}.plan{box-shadow:inset 0 3px 0 var(--accent)}.plan:nth-child(2){box-shadow:inset 0 3px 0 var(--violet)}.plan:nth-child(3){box-shadow:inset 0 3px 0 var(--teal)}.plan:nth-child(4){box-shadow:inset 0 3px 0 var(--pink)}.plan.featured{background:linear-gradient(180deg,#f5f1ff 0,var(--bg) 60%);box-shadow:inset 0 4px 0 var(--violet)}.plan-flag{background:var(--grad-brand);color:#fff}.plan-features li:before{border-color:var(--teal)}.faq[open] summary{color:var(--violet)}.faq[open] summary:after{border-color:var(--violet)}.cta-band{background:var(--grad-cta)}.cta-band p{color:rgba(255,255,255,.78)}.site-footer{background:linear-gradient(180deg,#f7f5ff 0,var(--bg-subtle) 100%)}.logo-word span{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}@font-face{font-family:Bricolage Grotesque;src:url(/fonts/bricolage-grotesque-var-latin.woff2) format("woff2");font-weight:600 800;font-style:normal;font-display:swap}:root{--display:"Bricolage Grotesque","Instrument Sans",system-ui,sans-serif}body{font-size:17px}.chart-title,.cta-band h2,.plan-price,.report-score,.stat-value,h1,h2{font-family:var(--display);font-weight:800;letter-spacing:-.035em}h2{font-size:clamp(2.2rem,4.4vw,3.6rem);line-height:1.02}.feature-row h4,h3{font-family:var(--display);font-weight:700;letter-spacing:-.015em}.feature-row h4{font-size:1.15rem}.section{padding:128px 0}.section-lead{font-size:1.15rem;max-width:600px}.eyebrow,.feature-group-title,.hero-kicker,.hero-note,.keyfacts dt,.plan-flag,.report-label,.stat-label,.step-num{font-family:var(--mono);text-transform:uppercase;letter-spacing:.16em;font-weight:500}.eyebrow{font-size:.82rem}.hero-kicker{margin:0 0 28px;font-size:.9rem;color:var(--accent)}.hero-note{font-size:.72rem;color:var(--accent);margin-top:22px}.hero{isolation:isolate;background:radial-gradient(520px 420px at 4% 92%,rgba(251,146,60,.3),transparent 70%),radial-gradient(640px 520px at 88% 40%,rgba(139,92,246,.32),transparent 70%),radial-gradient(520px 420px at 62% 70%,rgba(59,130,246,.22),transparent 70%),radial-gradient(420px 300px at 100% 0,rgba(236,72,153,.16),transparent 70%),#fff}.hero:before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(rgba(11,18,32,.045) 1px,transparent 0),linear-gradient(90deg,rgba(11,18,32,.045) 1px,transparent 0);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 60% 70% at 30% 30%,#000,transparent 75%);mask-image:radial-gradient(ellipse 60% 70% at 30% 30%,#000,transparent 75%)}.hero-inner{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);padding-top:112px;padding-bottom:104px;gap:72px;align-items:end}.hero .hero-title{font-size:clamp(3.2rem,7.4vw,8rem);line-height:.92;letter-spacing:-.06em;font-weight:800;max-width:none;margin-bottom:40px}.hero-title>span:not(.sr-only){display:block;white-space:nowrap}.hero-accent{background:linear-gradient(100deg,#4f46e5,#7c3aed 50%,#c026d3);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.08em}.hero .lead{font-size:1.3rem;line-height:1.55;max-width:600px;letter-spacing:-.01em}.hero .lead strong{color:var(--ink);font-weight:700}.launch-badge{border-radius:999px;padding:6px 14px;margin-bottom:20px}.btn{border-radius:10px}.btn-lg{min-height:60px;padding:0 28px;font-size:1.08rem}.btn-gold,.btn-primary{background:linear-gradient(100deg,#4f46e5,#7c3aed);box-shadow:0 10px 24px -10px rgba(91,33,182,.6)}.btn-gold:hover,.btn-primary:hover{background:linear-gradient(100deg,#4338ca,#6d28d9)}.site-header .btn-primary{background:var(--ink);box-shadow:0 8px 18px -8px rgba(11,18,32,.5);min-height:42px;padding:0 18px}.site-header .btn-primary:hover{background:#1e293b}.btn-ghost,.btn-outline-light{background:rgba(255,255,255,.75)}.btn-arrow{display:inline-block;transition:transform .2s var(--ease-out)}.btn:hover .btn-arrow{transform:translateX(4px)}.site-header-inner{min-height:76px}.logo-word{font-family:var(--display);font-size:1.35rem;font-weight:800;letter-spacing:-.04em}.logo-mark{width:32px;height:32px}.site-nav a:not(.btn){font-size:.98rem}.hero-visual{position:relative}.preview{border-radius:18px;border:1px solid rgba(255,255,255,.8);box-shadow:inset 0 2px 0 rgba(255,255,255,.6),0 40px 80px -30px rgba(76,29,149,.45),0 0 0 1px rgba(11,18,32,.06);transform:rotate(-1.2deg)}.preview-bar{padding:14px 20px;font-family:var(--mono);text-transform:uppercase;letter-spacing:.12em;font-size:.72rem}.preview-meta:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:#34d399;margin-right:10px;box-shadow:0 0 0 3px rgba(52,211,153,.25)}.preview-body{padding:26px 26px 10px}.preview-stem{font-size:1.05rem}.preview-opt{border-radius:10px;padding:12px 14px;font-size:1rem}.keyfacts{border-top:1px solid rgba(11,18,32,.1)}.keyfacts dd{font-family:var(--display);font-size:2.4rem;font-weight:800;letter-spacing:-.04em}.keyfacts dt{font-size:.7rem;margin-top:4px}.keyfacts>div{padding-top:24px;padding-bottom:28px}.plan-price{font-size:3.4rem}.plans{border-radius:18px}.panel{border-radius:16px}.cta-band{padding:112px 0}.cta-band h2{font-size:clamp(2.4rem,5vw,4.2rem)}.faq summary{font-size:1.1rem}@media (max-width:900px){.hero-inner{grid-template-columns:1fr;padding-top:64px;padding-bottom:56px;gap:48px}.preview{transform:none}.section{padding:88px 0}.keyfacts dd{font-size:1.8rem}}@media (max-width:560px){body{font-size:16px}.hero .hero-title{font-size:clamp(2.8rem,14vw,3.6rem)}.hero .lead{font-size:1.1rem}.btn-lg{min-height:54px;padding:0 22px;font-size:1rem}}@media (min-width:901px){.hero-inner{grid-template-columns:minmax(0,1fr) minmax(0,.95fr);grid-auto-flow:row dense;row-gap:0;align-items:start}.hero-copy{display:contents}.hero-copy>*{grid-column:1}.hero-copy>.hero-kicker,.hero-copy>.hero-title,.hero-copy>.launch-badge{grid-column:1/-1;justify-self:start}.hero-visual{grid-column:2;grid-row:4/span 3;align-self:end;margin-top:-40px}.hero:has(.launch-badge) .hero-visual{grid-row:4/span 3}.hero:not(:has(.launch-badge)) .hero-visual{grid-row:3/span 3}}.eyebrow{background:none;-webkit-background-clip:border-box;background-clip:border-box;color:var(--accent);display:flex;align-items:center;gap:14px;margin-bottom:20px}.eyebrow-num{color:var(--violet);font-weight:700}.section-head{border-top:0;border-image:none;padding-top:0;align-items:end}.section-head>h2{max-width:640px}.timeline{list-style:none;margin:36px 0 0;padding:0;counter-reset:tl}.timeline li{position:relative;padding:0 0 28px 48px;counter-increment:tl}.timeline li:before{content:counter(tl,decimal-leading-zero);position:absolute;left:0;top:1px;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;font-family:var(--mono);font-size:.72rem;font-weight:600;box-shadow:0 0 0 4px #fff,0 6px 14px -6px rgba(91,33,182,.7)}.timeline li:not(:last-child):after{content:"";position:absolute;left:13.5px;top:36px;bottom:4px;border-left:1.5px dashed #c4b5fd}.timeline h3{font-size:1.3rem;margin:0 0 6px}.timeline p{margin:0;color:var(--ink-2);font-size:1rem;max-width:460px}.report-card{padding:30px 32px;border:0;border-radius:20px;box-shadow:0 0 0 1px rgba(11,18,32,.06),0 40px 80px -36px rgba(76,29,149,.45);background:#fff}.report-head{display:flex;justify-content:space-between;gap:12px;font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:var(--accent)}.report-status{display:inline-flex;align-items:center;gap:8px;color:var(--good)}.report-status:before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}.gauge{position:relative;width:260px;max-width:100%;margin:24px auto 8px;text-align:center}.gauge svg{display:block;width:100%;height:auto}.gauge-value{position:absolute;left:0;right:0;top:52%;font-family:var(--display);font-weight:800;font-size:3.4rem;letter-spacing:-.05em;line-height:1}.gauge-label{margin-top:6px;font-family:var(--mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.14em;color:var(--accent)}.report-bars{padding-top:22px;margin-top:18px;border-top:1px solid var(--line)}.report-track{height:7px;background:#eceaf6}.report-fill,.report-track{border-radius:99px}.report-row .report-fill,.report-row:nth-child(n) .report-fill{background:#7c3aed}.report-row.is-good .report-fill{background:#0f9f6e}.report-row.is-mid .report-fill{background:#6366f1}.report-row.is-low .report-fill{background:#fb923c}.report-pct{font-family:var(--mono);font-weight:600}.report-note{margin-top:24px;padding:14px 16px;border:1px dashed #f5c48a;border-radius:12px;background:#fff7ed;font-weight:700;font-size:.98rem}.report-note span{display:block;font-family:var(--mono);font-size:.7rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#b45309;margin-bottom:4px}.plans{border:0;background:none;overflow:visible;gap:18px;align-items:center}.plan,.plan:nth-child(n){background:#fff;border-radius:20px;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -32px rgba(11,18,32,.25);padding:32px 26px}.plan+.plan{border-left:0}.plan.featured{background:radial-gradient(400px 260px at 100% 0,rgba(124,58,237,.35),transparent 70%),#151b3d;color:#fff;box-shadow:0 40px 80px -30px rgba(21,27,61,.7);padding-top:44px;padding-bottom:44px}.plan.featured .plan-price,.plan.featured h3{color:#fff}.plan.featured .plan-cur,.plan.featured .plan-period{color:#c7d2fe}.plan.featured .plan-features{color:#e0e7ff;border-top-color:rgba(255,255,255,.14)}.plan.featured .plan-features li:before{border-color:#a5b4fc}.plan-flag{top:-12px;right:18px;padding:6px 12px;border-radius:6px;font-size:.68rem;transform:rotate(4deg);box-shadow:0 8px 16px -8px rgba(91,33,182,.8)}.plan h3{font-size:1.15rem;padding-right:0;min-height:0;margin-bottom:4px}.plan .btn{min-height:52px;font-size:1rem}.faq-grid{grid-template-columns:1fr;border-top:1px solid var(--line);max-width:980px}.faq summary{display:grid;grid-template-columns:64px minmax(0,1fr);align-items:baseline;padding:24px 48px 24px 0;font-family:var(--display);font-weight:700;font-size:1.3rem;letter-spacing:-.02em}.faq-num{font-family:var(--mono);font-size:.75rem;font-weight:500;letter-spacing:.06em;color:var(--accent)}.faq summary:after,.faq[open] summary:after{content:"+";top:50%;right:8px;width:auto;height:auto;border:0;transform:translateY(-50%);font-family:var(--font);font-weight:400;font-size:1.6rem;color:var(--accent);transition:none}.faq[open] summary:after{content:"−"}.faq[open] summary{color:var(--ink)}.faq p{padding:0 48px 28px 64px;font-size:1.05rem;color:var(--ink-2);max-width:820px}.cta-final{position:relative;overflow:clip;padding:140px 0 150px;background:radial-gradient(460px 380px at 0 85%,rgba(251,146,60,.28),transparent 70%),radial-gradient(560px 460px at 100% 30%,rgba(139,92,246,.32),transparent 70%),#fff}.cta-final .cta-title{font-size:clamp(3rem,7vw,7rem);line-height:.92;letter-spacing:-.06em;margin:0 0 28px}.cta-final .cta-title>span{display:block}.cta-lead{font-size:1.2rem;color:var(--ink-2);max-width:560px}.site-footer{background:#151b3d;color:#c7d2fe;box-shadow:inset 0 3px 0 0 #7c3aed;border-top:0}.site-footer .logo,.site-footer .logo-inverse,.site-footer .logo:hover{color:#fff}.site-footer .logo-inverse .logo-word span,.site-footer .logo-word span{background:none;color:#a5b4fc}.footer-grid{border-bottom-color:rgba(255,255,255,.1)}.footer-tag{color:#a5b4fc}.footer-col .footer-title{font-family:var(--mono);font-size:.72rem;font-weight:500;text-transform:uppercase;letter-spacing:.16em;color:#a5b4fc;margin-bottom:8px}.footer-col a{color:#e0e7ff;font-size:.98rem}.footer-col a:hover{color:#fff}.footer-legal{color:#8b93c2}@media (max-width:900px){.plans{align-items:stretch}.faq summary{grid-template-columns:48px minmax(0,1fr);font-size:1.1rem}.faq p{padding-left:48px;padding-right:0}.cta-final{padding:96px 0}}.hero .hero-title .hero-pre{font-size:.42em;letter-spacing:-.03em;line-height:1.1;margin-bottom:.08em;color:var(--ink-2)}.hero-accent{padding-right:.04em}.bank-chip{position:absolute;left:-36px;bottom:-34px;z-index:2;display:grid;grid-gap:2px;gap:2px;padding:16px 20px 16px 18px;border-radius:16px;background:#151b3d;color:#fff;box-shadow:0 24px 48px -20px rgba(21,27,61,.7);transform:rotate(2deg)}.bank-chip-label{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:#a5b4fc}.bank-chip-value{font-family:var(--display);font-weight:800;font-size:2.4rem;letter-spacing:-.04em;line-height:1;background:linear-gradient(100deg,#a5b4fc,#f0abfc);-webkit-background-clip:text;background-clip:text;color:transparent}.bank-chip-sub{font-size:.82rem;color:#c7d2fe}.bank-section{background:radial-gradient(640px 420px at 100% 20%,rgba(139,92,246,.16),transparent 70%),radial-gradient(420px 320px at 0 100%,rgba(251,146,60,.14),transparent 70%),#fff}.bank-card{padding:30px 32px;border:0;border-radius:20px;box-shadow:0 0 0 1px rgba(11,18,32,.06),0 40px 80px -36px rgba(76,29,149,.45)}.bank-topics{list-style:none;margin:22px 0 0;padding:0}.bank-topics li{display:grid;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;grid-gap:12px;gap:12px;padding:12px 0;border-top:1px solid var(--line);font-size:.98rem}.bank-code{font-family:var(--mono);font-size:.78rem;color:var(--accent)}.bank-name{color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bank-state{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;padding:3px 9px;border-radius:99px;border:1px solid #e4e2f7;color:var(--muted);background:#f7f6fd}.bank-topics li.is-live .bank-name{color:var(--ink);font-weight:600}.bank-topics li.is-live .bank-state{color:var(--good);border-color:var(--good-line);background:var(--good-soft)}@media (max-width:900px){.bank-chip{left:12px;bottom:-28px}.hero-visual{margin-bottom:28px}}.site-nav a{white-space:nowrap}@media (max-width:1100px){.site-nav{gap:18px}.site-nav a:not(.btn){font-size:.92rem}}.ac-hero{position:relative;overflow:clip;isolation:isolate;padding:88px 0 72px;border-bottom:1px solid var(--line);background:radial-gradient(520px 420px at 2% 95%,rgba(251,146,60,.26),transparent 70%),radial-gradient(620px 500px at 92% 25%,rgba(139,92,246,.3),transparent 70%),radial-gradient(460px 360px at 55% 80%,rgba(59,130,246,.16),transparent 70%),#fff}.ac-hero:before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(rgba(11,18,32,.045) 1px,transparent 0),linear-gradient(90deg,rgba(11,18,32,.045) 1px,transparent 0);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 60% 70% at 25% 30%,#000,transparent 75%);mask-image:radial-gradient(ellipse 60% 70% at 25% 30%,#000,transparent 75%)}.ac-hero-title{font-size:clamp(2.8rem,6.4vw,6.4rem);line-height:.92;letter-spacing:-.06em;margin:0 0 28px}.ac-hero-title>span{display:block}.ac-hero-lead{font-size:1.25rem;line-height:1.55;max-width:680px;color:var(--ink-2);margin-bottom:40px}.ac-hero-lead strong{color:var(--ink)}.ac-wrap{padding-top:72px;padding-bottom:112px}.ac-title{font-size:clamp(2.4rem,5vw,4.4rem);line-height:.95;letter-spacing:-.05em;margin-bottom:18px}.ac-lead{font-size:1.15rem;color:var(--ink-2);max-width:720px}.ac-crumbs{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:22px;color:var(--muted)}.ac-crumbs a{color:var(--accent);text-decoration:none}.ac-topics{list-style:none;padding:0;margin:0 0 88px;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:18px;gap:18px;border:0}.ac-topic{position:relative;display:flex;flex-direction:column;gap:10px;padding:26px 24px 24px;border:0;border-radius:20px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -32px rgba(76,29,149,.35);transition:transform .2s var(--ease-out),box-shadow .2s}.ac-topic:not(.is-soon):hover{transform:translateY(-3px);box-shadow:0 0 0 1px rgba(124,58,237,.25),0 30px 60px -30px rgba(76,29,149,.5)}.ac-topic:not(.is-soon):before{content:"";position:absolute;inset:0 0 auto;height:4px;border-radius:20px 20px 0 0;background:linear-gradient(90deg,#4f46e5,#7c3aed,#c026d3)}.ac-topic-num{font-family:var(--mono);font-size:.75rem;color:var(--violet);font-weight:600}.ac-topic h2{font-size:1.45rem;letter-spacing:-.03em;line-height:1.1;margin:0}.ac-topic h2 a{color:var(--ink);text-decoration:none}.ac-topic-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:0;font-size:.9rem;color:var(--muted)}.ac-topic .btn{margin-top:auto;align-self:flex-start}.ac-topic.is-soon{background:rgba(255,255,255,.6);box-shadow:none;outline:1.5px dashed #dcd8f0;outline-offset:-1.5px}.ac-topic.is-soon h2{color:var(--faint)}.ac-topic.is-soon .ac-topic-meta{font-family:var(--mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.14em}.ac-progress{display:flex;align-items:center;gap:12px}.ac-bar{flex:1 1;height:8px;border-radius:99px;background:#eceaf6;overflow:hidden}.ac-bar span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#4f46e5,#c026d3);transition:width .4s var(--ease-out)}.ac-progress-label{font-family:var(--mono);font-size:.72rem;color:var(--muted);white-space:nowrap}.ac-modules{border-top:0}.ac-module{border-radius:20px;background:#fff;padding:28px;margin-bottom:16px;border:0;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -36px rgba(76,29,149,.35)}.ac-module.is-soon{box-shadow:none;outline:1.5px dashed #dcd8f0;outline-offset:-1.5px;background:transparent}.ac-module h2{font-size:1.5rem;letter-spacing:-.03em}.ac-num{font-family:var(--mono);color:var(--violet);font-weight:600}.ac-topbar{margin:28px 0;padding:18px 22px;border-radius:16px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07)}.ac-lesson h1{font-size:clamp(2.2rem,4.2vw,3.6rem);line-height:.98;letter-spacing:-.045em}.ac-bigidea{font-family:var(--display);font-weight:700;font-size:1.45rem;line-height:1.3;letter-spacing:-.02em;padding:22px 26px;border-radius:18px;color:#fff;background:radial-gradient(400px 200px at 100% 0,rgba(192,38,211,.5),transparent 70%),linear-gradient(120deg,#3730a3,#6d28d9);box-shadow:0 24px 48px -28px rgba(76,29,149,.7)}.ac-bigidea .katex{color:#fff}.ac-card{border-radius:20px;border:0;padding:28px 30px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -36px rgba(76,29,149,.35)}.ac-card>h2,.ac-section>h2{font-size:1.6rem;letter-spacing:-.03em}.ac-section li,.ac-section p{font-size:1.06rem;line-height:1.7}.ac-aside{border-radius:14px;border-left:0;background:#f5f3ff;padding:16px 20px;box-shadow:inset 4px 0 0 #7c3aed}.ac-traps{background:#fff7ed;box-shadow:0 0 0 1px #fde3c4}.ac-side{border-radius:18px;padding:20px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07)}.ac-side-title{font-family:var(--display);font-weight:700;letter-spacing:-.02em}.ac-check-meter{display:flex;gap:6px;margin:4px 0 22px}.ac-check-meter span{flex:1 1;height:6px;border-radius:99px;background:#eceaf6;transition:background .2s}.ac-check-meter .is-right{background:#10b981}.ac-check-meter .is-wrong{background:#fb7185}.ac-check-stem{font-weight:600;font-size:1.08rem}.ac-option{border-radius:12px;padding:14px 16px;border:1.5px solid var(--line);transition:transform .12s var(--ease-out),border-color .12s,background .12s}.ac-option:not(:disabled):hover{border-color:#a78bfa;background:#faf8ff;transform:translateY(-1px)}.ac-option.is-right{border-color:#10b981;background:#ecfdf5;animation:gm-pop .35s var(--ease-out)}.ac-option.is-wrong{border-color:#fb7185;background:#fff1f2;animation:gm-shake .35s}.ac-key{border-radius:8px}.ac-why{border-radius:12px}.ac-finish{position:relative;overflow:hidden;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;grid-gap:8px 24px;gap:8px 24px;margin-top:28px;padding:24px 26px;border-radius:18px;background:#f7f6fd;border:0}.ac-finish.is-flawless{background:radial-gradient(400px 200px at 100% 0,rgba(16,185,129,.22),transparent 70%),#ecfdf5}.ac-finish>:not(.gm-confetti){position:relative;z-index:1}.ac-finish-score{display:grid;justify-items:center;grid-row:span 2}.ac-finish-big{font-family:var(--display);font-weight:800;font-size:3rem;letter-spacing:-.05em;line-height:1}.ac-finish-text{margin:0;color:var(--ink-2)}.ac-finish-xp{font-family:var(--mono);font-size:.8rem;font-weight:600;color:var(--violet);white-space:nowrap}.ac-finish-actions{display:flex;flex-wrap:wrap;gap:10px}.fc-card{border-radius:22px;border:0;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 40px 80px -40px rgba(76,29,149,.5)}.fc-front{font-family:var(--display);font-weight:700;letter-spacing:-.02em}.fc-grade{border-radius:14px}.fc-deck{border-radius:18px;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 20px 40px -30px rgba(76,29,149,.4);border:0}.fc-badge{border-radius:99px}.gm-label{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}.gm-ring{position:relative;display:inline-grid;place-items:center;color:var(--violet);flex:none}.gm-ring svg{position:absolute;inset:0}.gm-ring-inner{position:relative;display:grid;place-items:center}.gm-hud{display:grid;grid-template-columns:minmax(260px,1.4fr) auto auto minmax(180px,1fr);grid-gap:28px;gap:28px;padding:22px 28px;border-radius:22px;background:rgba(255,255,255,.82);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 0 0 1px rgba(11,18,32,.07),0 30px 60px -36px rgba(76,29,149,.55);max-width:1040px}.gm-hud,.gm-level{align-items:center}.gm-level{display:flex;gap:18px}.gm-level>div{flex:1 1;min-width:0}.gm-level-num{font-weight:800;font-size:1.9rem;letter-spacing:-.04em;color:var(--ink)}.gm-level-num,.gm-title{font-family:var(--display)}.gm-title{display:block;font-size:1.3rem;letter-spacing:-.02em;margin:2px 0 8px}.gm-xpbar{width:100%;height:8px;border-radius:99px;background:#eceaf6;overflow:hidden}.gm-xpbar span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#4f46e5,#c026d3);transition:width .5s var(--ease-out)}.gm-sub{display:block;margin-top:6px;font-size:.8rem;color:var(--muted)}.gm-stat{display:flex;align-items:center;gap:12px}.gm-stat strong{display:block;font-family:var(--display);font-size:1.9rem;font-weight:800;letter-spacing:-.04em;line-height:1}.gm-stat strong small{font-size:.9rem;color:var(--muted);font-weight:600;letter-spacing:0}.gm-flame{font-size:2rem;filter:grayscale(1);opacity:.45;transition:filter .3s,opacity .3s}.gm-streak.is-lit .gm-flame{filter:none;opacity:1;animation:gm-flicker 1.6s ease-in-out infinite}.gm-bolt{font-size:1.1rem}.gm-week{align-items:flex-end;justify-content:space-between;height:64px}.gm-day,.gm-week{display:flex;gap:6px}.gm-day{flex:1 1;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}.gm-day i{display:block;width:100%;max-width:18px;min-height:4px;border-radius:6px;background:#eceaf6}.gm-day.is-on i{background:linear-gradient(180deg,#a78bfa,#6366f1)}.gm-day.is-goal i{background:linear-gradient(180deg,#f0abfc,#7c3aed)}.gm-day b{font-family:var(--mono);font-size:.62rem;font-weight:500;color:var(--muted)}.gm-mini{display:flex;justify-content:space-between;gap:8px;margin:14px 0 6px;padding:10px 12px;border-radius:12px;background:#f5f3ff;font-size:.82rem;color:var(--ink-2)}.gm-mini b{font-family:var(--display);font-weight:800;color:var(--ink)}.gm-mini span:nth-child(2):not(.is-lit){filter:grayscale(1);opacity:.7}.gm-badges{margin-top:24px}.gm-badges-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:22px}.gm-badges-head h2{margin:0}.gm-badges ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));grid-gap:14px;gap:14px}.gm-badges li{display:grid;justify-items:center;text-align:center;grid-gap:6px;gap:6px;padding:22px 14px;border-radius:18px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07)}.gm-badges li strong{font-family:var(--display);font-size:1rem;letter-spacing:-.01em}.gm-badges li span:last-child{font-size:.82rem;color:var(--muted);line-height:1.35}.gm-badge-icon{display:grid;place-items:center;width:60px;height:60px;border-radius:50%;font-size:1.8rem;background:#f1f0f7;filter:grayscale(1);opacity:.4}.gm-badges li:not(.is-earned) strong{color:var(--faint)}.gm-badges li.is-earned{box-shadow:0 0 0 1px rgba(124,58,237,.25),0 20px 40px -28px rgba(76,29,149,.6)}.gm-badges li.is-earned .gm-badge-icon{filter:none;opacity:1;background:radial-gradient(circle at 30% 25%,#fff,#ede9fe 70%);box-shadow:0 0 0 3px #c4b5fd}.gm-toasts{position:fixed;right:20px;bottom:20px;z-index:80;display:grid;grid-gap:8px;gap:8px;justify-items:end;pointer-events:none}.gm-toast{padding:10px 16px;border-radius:99px;background:#151b3d;color:#e0e7ff;font-size:.88rem;box-shadow:0 16px 32px -14px rgba(21,27,61,.7);animation:gm-toast 2.2s var(--ease-out) forwards}.gm-toast b{font-family:var(--display);font-weight:800;background:linear-gradient(90deg,#a5b4fc,#f0abfc);-webkit-background-clip:text;background-clip:text;color:transparent}.gm-modal{position:fixed;inset:0;z-index:90;display:grid;place-items:center;padding:16px;background:rgba(11,18,32,.45);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:gm-fade .2s}.gm-modal-card{position:relative;z-index:1;display:grid;justify-items:center;grid-gap:6px;gap:6px;width:min(420px,100%);padding:36px 30px 30px;border-radius:26px;text-align:center;background:radial-gradient(300px 200px at 50% 0,rgba(167,139,250,.35),transparent 70%),#fff;box-shadow:0 50px 100px -30px rgba(21,27,61,.6);animation:gm-pop .4s var(--ease-out)}.gm-modal-card h2{font-size:2.4rem;margin:4px 0 2px;letter-spacing:-.04em}.gm-modal-card p{color:var(--ink-2);margin-bottom:18px}.gm-modal-icon{font-size:3.4rem;line-height:1;margin-bottom:6px;animation:gm-bounce 1.2s ease-in-out infinite}.gm-confetti{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}.gm-modal>.gm-confetti{position:fixed}.gm-confetti i{position:absolute;top:-12px;width:8px;height:12px;border-radius:2px;opacity:0;animation:gm-fall linear forwards}@keyframes gm-fall{0%{opacity:1;transform:translate(0) rotate(0)}to{opacity:.9;transform:translate(var(--drift),110vh) rotate(var(--spin))}}@keyframes gm-pop{0%{transform:scale(.92)}60%{transform:scale(1.03)}to{transform:scale(1)}}@keyframes gm-shake{0%,to{transform:translateX(0)}25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}@keyframes gm-toast{0%{opacity:0;transform:translateY(12px) scale(.96)}12%{opacity:1;transform:none}80%{opacity:1}to{opacity:0;transform:translateY(-8px)}}@keyframes gm-fade{0%{opacity:0}}@keyframes gm-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes gm-flicker{0%,to{transform:scale(1) rotate(-2deg)}50%{transform:scale(1.08) rotate(2deg)}}@media (prefers-reduced-motion:reduce){.gm-confetti{display:none}.ac-option.is-right,.ac-option.is-wrong,.gm-modal-card,.gm-modal-icon,.gm-streak.is-lit .gm-flame,.gm-toast{animation:none}}@media (max-width:900px){.gm-hud{grid-template-columns:1fr 1fr;gap:20px;padding:20px}.gm-level,.gm-week{grid-column:1/-1}.ac-hero{padding:56px 0 48px}.ac-finish{grid-template-columns:1fr}.ac-finish-score{grid-row:auto;justify-items:start}}.ac-topic,.ac-topic.is-soon{align-items:stretch;text-align:left;justify-content:flex-start}.ac-topic .ac-progress{width:100%}.ac-video-tag{display:inline-flex;align-items:center;gap:5px;flex:none;padding:2px 8px;border-radius:999px;background:var(--accent-soft,color-mix(in srgb,var(--accent) 14%,transparent));color:var(--accent);font-size:12px;font-weight:700;line-height:1.5;white-space:nowrap;vertical-align:middle;margin-left:8px}.ac-video-tag.is-compact{padding:3px 5px;margin-left:6px}.ac-lesson-list li>.ac-video-tag,.ac-lessons li .ac-video-tag{margin-left:0}:root{--fig-accent:var(--accent);--fig-violet:var(--violet,#7c3aed);--fig-teal:var(--teal,#0d9488);--fig-amber:var(--amber,#d97706);--fig-pink:var(--pink,#db2777);--fig-good:var(--good);--fig-bad:var(--bad);--fig-muted:var(--faint)}.ac-figure{margin:22px 0;padding:18px 18px 14px;background:var(--bg-subtle);border:1px solid var(--line);border-radius:14px}.fig-svg{display:block;width:100%;height:auto;overflow:visible;font-family:var(--font)}.fig-grid{stroke:var(--chart-grid);stroke-width:1}.fig-axis{stroke:var(--line-strong);stroke-width:1.5}.fig-ref{stroke:var(--faint);stroke-width:1.5;stroke-dasharray:5 5}.fig-tick{font-size:12px;fill:var(--muted);font-family:var(--mono)}.fig-axis-label{font-size:13px;fill:var(--muted);font-weight:600}.fig-label{font-size:13px;fill:var(--ink)}.fig-strong{font-weight:700}.fig-muted{fill:var(--muted)}.fig-on{fill:#fff;font-weight:700}.ac-figure figcaption{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.5}@media (max-width:560px){.ac-figure{padding:12px 8px 10px;margin-left:-4px;margin-right:-4px}.fig-axis-label,.fig-label{font-size:17px}.fig-tick{font-size:16px}}.ac-search{display:flex;align-items:center;gap:8px;margin:18px 0;padding:6px 6px 6px 14px;background:var(--bg);border:1.5px solid var(--line-strong);border-radius:999px;max-width:640px;box-shadow:0 1px 2px rgba(11,18,32,.04)}.ac-search:focus-within{border-color:var(--accent);box-shadow:var(--focus)}.ac-search-icon{color:var(--muted);flex:none}.ac-search input{flex:1 1;min-width:0;border:0;outline:0;background:transparent;font:inherit;font-size:16px;color:var(--ink);padding:8px 0}.ac-search .btn{border-radius:999px;padding:8px 18px;flex:none}.ac-search.is-compact{margin:14px 0 6px;padding:2px 4px 2px 10px}.ac-search.is-compact input{font-size:14px;padding:6px 0}.ac-search.is-compact .btn{padding:5px 10px;font-size:13px}.ac-search-count{margin:4px 0 18px}.ac-search-results{list-style:none;padding:0;margin:0;display:grid;grid-gap:10px;gap:10px}.ac-search-hit{display:grid;grid-gap:4px;gap:4px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--bg);color:var(--ink);text-decoration:none;transition:border-color .15s,transform .15s}.ac-search-hit:hover{border-color:var(--accent);transform:translateY(-1px)}.ac-search-path{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:12px}.ac-search-lesson{font-weight:700}.ac-search-where{font-weight:500;color:var(--accent)}.ac-search-snippet{color:var(--ink);opacity:.85;font-size:15px;line-height:1.5}.ac-search-snippet mark{background:var(--highlight);color:var(--ink);border-radius:3px;padding:0 2px}.ac-section{scroll-margin-top:90px}.ac-section:target h2{color:var(--accent)}.ac-hero-tools{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px}.ac-hero-tools .ac-search{margin:0;flex:1 1 360px}.ac-vl-link{border-radius:999px;white-space:nowrap}.ac-vl-jump{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 8px}.ac-vl-chip{display:inline-flex;gap:6px;align-items:center;padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:var(--bg);color:var(--ink);text-decoration:none;font-weight:600;font-size:14px}.ac-vl-chip span{color:var(--accent)}.ac-vl-chip:hover{border-color:var(--accent)}.ac-vl-topic{margin-top:34px;scroll-margin-top:90px}.ac-vl-topic h2 a{color:var(--ink);text-decoration:none}.ac-vl-grid{list-style:none;padding:0;margin:14px 0 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));grid-gap:16px;gap:16px}.ac-vl-grid li{position:relative}.ac-vl-grid li>.ac-done,.ac-vl-grid li>[class*=done]{position:absolute;top:8px;left:8px}.ac-vl-card{display:grid;grid-gap:8px;gap:8px;color:var(--ink);text-decoration:none}.ac-vl-thumb{position:relative;display:block;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--bg-sunken);border:1px solid var(--line)}.ac-vl-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .25s var(--ease-out)}.ac-vl-card:hover .ac-vl-thumb img{transform:scale(1.04)}.ac-vl-time{position:absolute;right:8px;bottom:8px;background:rgba(11,18,32,.8);color:#fff;font:600 12px var(--mono);padding:2px 6px;border-radius:4px}.ac-vl-play{position:absolute;inset:0;margin:auto;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.92);color:var(--accent);opacity:0;transition:opacity .2s}.ac-vl-card:hover .ac-vl-play{opacity:1}.ac-vl-meta{display:grid;grid-gap:2px;gap:2px}.ac-vl-title{font-weight:700;line-height:1.3}@media (max-width:560px){.ac-search .btn{display:none}.ac-vl-grid{grid-template-columns:1fr 1fr;gap:12px}}.dr-card{margin:8px 0 32px;border:1.5px solid var(--accent-line);border-radius:18px;background:linear-gradient(135deg,var(--accent-soft),var(--violet-soft,#f3edff));overflow:hidden}.dr-card.is-compact{margin:0 0 18px}.dr-loading{min-height:120px}.dr-main{display:flex;align-items:center;gap:16px;padding:20px 22px;flex-wrap:wrap}.dr-icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--grad-brand,var(--accent));color:#fff;flex:none}.dr-text{flex:1 1 260px;min-width:0}.dr-text h2{margin:2px 0 4px;font-size:24px}.dr-eyebrow{margin:0;font:600 12px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.dr-go{border-radius:999px}.dr-plan{justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px 22px;background:var(--bg);border-top:1px solid var(--accent-line);font-size:15px}.dr-plan,.dr-plan-main{display:flex;align-items:center}.dr-plan-main{gap:14px;flex:1 1 380px}.dr-days{display:grid;place-items:center;min-width:64px;padding:6px 10px;border-radius:12px;background:var(--accent-soft);color:var(--accent);font-size:12px;line-height:1.1;text-align:center}.dr-days strong{font-size:22px}.dr-plan-side{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.dr-pace{font-weight:700;font-size:13px;padding:4px 10px;border-radius:999px}.dr-pace.is-ahead{background:var(--good-soft);color:var(--good-ink,var(--good))}.dr-pace.is-behind{background:var(--warn-soft);color:var(--warn)}.dr-plan-form{justify-content:flex-start}.dr-plan-form label{flex:1 1 260px}.dr-plan-form input[type=date]{font:inherit;padding:6px 10px;border:1.5px solid var(--line-strong);border-radius:8px;background:var(--bg);color:var(--ink)}.dr-link{margin:4px 0 8px;display:inline-flex}.ac-side .dr-link{margin:10px 0 0}.ac-lockin .fc-stage{margin-top:12px}.fc-inline{box-shadow:none}.dr-sync{margin:0;padding:10px 22px;border-top:1px solid var(--accent-line);background:var(--bg-subtle);color:var(--muted)}.dr-sync a{font-weight:700}.ak-new{color:#2563eb}.ak-learn{color:#dc2626}.ak-due{color:#059669}.ak-counts{display:inline-flex;gap:10px;font:700 14px var(--mono);vertical-align:middle}.ak-counts.is-big{font-size:26px;gap:16px}.ak-counts>span{min-width:1ch}.dr-min{font-size:15px;font-weight:500;color:var(--muted);margin-left:6px}.ak-overview{text-align:center;display:grid;justify-items:center;grid-gap:14px;gap:14px;padding:34px 20px}.ak-deck-title{margin:0;font-size:24px}.ak-table{display:grid;grid-template-columns:repeat(3,minmax(90px,auto));grid-gap:4px 28px;gap:4px 28px;margin:6px 0}.ak-table div{display:grid;grid-gap:2px;gap:2px}.ak-table dt{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.ak-table dd{margin:0;font:800 34px var(--mono)}.ak-study{min-width:200px;border-radius:999px}.ak-meta{margin:0}.ak-undo{background:none;border:0;padding:0;color:var(--accent);font:inherit;font-weight:600;cursor:pointer}.ak-new-tag{color:#2563eb;font-weight:700}.ak-lesson{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.ak-lesson-icon{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);flex:none}.ak-lesson.is-added .ak-lesson-icon{background:var(--good-soft);color:var(--good)}.ak-lesson-text{flex:1 1 260px;display:grid;grid-gap:2px;gap:2px}.dr-options-row{padding-top:10px;padding-bottom:10px}.dr-plan-form label input[type=number]{width:80px;margin-left:6px;font:inherit;padding:4px 8px;border:1.5px solid var(--line-strong);border-radius:8px;background:var(--bg);color:var(--ink)}.dr-pace.is-todo{background:var(--accent-soft);color:var(--accent)}.dr-est{display:block;margin-top:4px;font-size:13px}.dr-unlock{background:var(--warn-soft)}.dr-week{display:grid;grid-gap:10px;gap:10px;justify-content:stretch}.dr-week-head{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap}.dr-week-bars{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(7,1fr);grid-gap:8px;gap:8px;height:120px;align-items:end}.dr-week-bars li{display:grid;grid-template-rows:auto 1fr auto;justify-items:center;height:100%;grid-gap:4px;gap:4px}.dr-week-bar{align-self:end;width:100%;max-width:36px;min-height:3px;border-radius:6px 6px 2px 2px;background:#059669;display:flex;flex-direction:column;overflow:hidden}.dr-week-bar .is-new{background:#2563eb;width:100%}.dr-week-n{font:700 12px var(--mono);color:var(--ink);align-self:end}.dr-week-day{font-size:12px;color:var(--muted)}.dr-week-warn{margin:0;color:var(--warn);display:flex;gap:6px;align-items:flex-start}.dr-plan-form .dr-review-pick{flex:0 0 auto;font-size:14px}.dr-review-pick select{font:inherit;padding:5px 8px;margin-left:4px;border:1.5px solid var(--line-strong);border-radius:8px;background:var(--bg);color:var(--ink)}.gm-badge-group+.gm-badge-group{margin-top:28px}.gm-badge-group h3{display:flex;align-items:baseline;gap:10px;margin:0 0 12px;font-size:1.05rem}.fr-wrap{display:grid;grid-gap:20px;gap:20px;margin-top:8px}.fr-card{padding:22px;border-radius:18px;background:var(--bg);box-shadow:0 0 0 1px rgba(11,18,32,.08)}.fr-card h2{margin:0 0 14px;font-size:1.25rem}.fr-empty p{margin:0}.fr-notice{margin:0;padding:12px 16px;border-radius:12px;background:var(--accent-soft);color:var(--ink);font-weight:600}.fr-invite{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.fr-invite code{flex:1 1 320px;min-width:0;overflow-wrap:anywhere;padding:8px 12px;border-radius:10px;background:var(--bg-subtle);border:1px solid var(--line);font-size:13px}.fr-row{gap:14px 28px;margin-top:16px}.fr-form,.fr-row{display:flex;flex-wrap:wrap}.fr-form{align-items:center;gap:8px}.fr-form label{font-weight:600;font-size:14px}.fr-form input{font:inherit;font-size:15px;padding:6px 10px;border:1.5px solid var(--line-strong);border-radius:8px;background:var(--bg);color:var(--ink);width:180px;max-width:100%}.fr-privacy{margin:14px 0 0}.fr-requests{list-style:none;margin:0;padding:0;display:grid;grid-gap:10px;gap:10px}.fr-requests li{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.fr-actions{margin-left:auto;display:flex;gap:6px}.fr-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:10px}.fr-head h2{margin:0}.fr-board{width:100%;border-collapse:collapse;font-size:15px}.fr-board th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding:6px 8px}.fr-board td,.fr-board th{border-bottom:1px solid var(--line)}.fr-board td{padding:10px 8px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.fr-board tr.is-friend{cursor:pointer}.fr-board tr.is-friend:hover td,.fr-board tr.is-open td{background:var(--bg-subtle)}.fr-board tr.is-me td{background:var(--accent-soft)}.fr-compare-row td{background:var(--bg-subtle);padding:16px}.fr-compare{display:grid;grid-gap:14px;gap:14px}.fr-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));grid-gap:10px;gap:10px}.fr-stat{display:grid;grid-gap:2px;gap:2px;padding:10px 12px;border-radius:10px;background:var(--bg)}.fr-stat .is-lead{color:var(--accent)}.fr-legend{margin:0;display:flex;align-items:center;gap:6px}.fr-dot{display:inline-block;width:10px;height:10px;border-radius:3px}.fr-bar.is-me,.fr-dot.is-me{background:var(--accent)}.fr-bar.is-them,.fr-dot.is-them{background:#f59e0b}.fr-topics{list-style:none;margin:0;padding:0;display:grid;grid-gap:8px;gap:8px}.fr-topics li{display:grid;grid-template-columns:minmax(120px,220px) 1fr auto;align-items:center;grid-gap:10px;gap:10px;font-size:14px}.fr-bars{display:grid;grid-gap:3px;gap:3px}.fr-bar{display:block;height:6px;border-radius:3px;min-width:2px}.fr-topic-n{white-space:nowrap}.fr-remove{margin-top:12px}@media (max-width:640px){.fr-board td:nth-child(5),.fr-board td:nth-child(6),.fr-board th:nth-child(5),.fr-board th:nth-child(6){display:none}.fr-topics li{grid-template-columns:1fr auto}.fr-bars{grid-column:1/-1}}.plan-save{color:var(--good,#059669);font-weight:700}.sub-card{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:22px 24px}.sub-card>div{flex:1 1 320px}.ac-paywall{margin:28px 0;text-align:center;display:grid;justify-items:center;grid-gap:10px;gap:10px}.ac-paywall h2{margin:0;font-size:1.3rem}.ac-paywall p{margin:0;max-width:520px}.ac-paywall-icon{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent)}.ac-paywall-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:6px}.ac-lock{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:var(--bg-subtle);color:var(--muted);border:1px solid var(--line);vertical-align:middle;margin-left:6px;flex:none}h1 .ac-lock{width:26px;height:26px;margin-left:10px}.ac-vl-lock{position:absolute;left:8px;top:8px}.ac-vl-lock .ac-lock{margin:0;background:rgba(255,255,255,.92)}.ac-free-banner{margin:0 0 20px}.ac-free-banner .ico{vertical-align:-2px;margin-right:4px}.ac-free-banner a{font-weight:600}.ac-trial-banner{margin:0 0 16px}.ac-trial-banner a{font-weight:600}.ac-trial-banner.is-compact{margin:4px 0 10px}.site-nav a.nav-academy{position:relative;font-weight:700;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}.site-nav a.nav-academy:after{content:"";position:absolute;right:-9px;top:2px;width:6px;height:6px;border-radius:50%;background:#c026d3}.mobile-nav-panel a:first-child{font-weight:700;color:var(--violet)}.lx-hero .hero-title{margin-bottom:32px}.lx-search{max-width:600px}.lx-search .ac-search{margin:22px 0 0}.lx-visual{padding-bottom:0}.lx-lesson{position:relative;z-index:1;display:block;overflow:hidden;color:var(--ink);text-decoration:none;background:#fff;border-radius:20px;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 40px 80px -30px rgba(76,29,149,.45);transform:rotate(-1.2deg);transition:transform .25s var(--ease-out)}.lx-lesson:hover{transform:rotate(-1.2deg) translateY(-3px);color:var(--ink)}.lx-video{position:relative;display:block;aspect-ratio:16/9;background:var(--bg-sunken);border-bottom:1px solid var(--line)}.lx-video img{display:block;width:100%;height:100%;object-fit:cover}.lx-play{position:absolute;top:0;bottom:0;right:9%;margin:auto 0;width:60px;height:60px;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(120deg,#4f46e5,#7c3aed);box-shadow:0 0 0 8px rgba(255,255,255,.65),0 16px 32px -10px rgba(76,29,149,.7)}.lx-play svg{margin-left:3px}.lx-vtag{position:absolute;bottom:10px;padding:2px 7px;border-radius:5px;background:rgba(11,18,32,.82);color:#fff;font:600 .72rem var(--mono);letter-spacing:.04em}.lx-cc{left:10px}.lx-time{right:10px}.lx-lesson-body{display:grid;grid-gap:6px;gap:6px;padding:18px 22px 40px}.lx-lesson-path{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.14em;color:var(--accent)}.lx-lesson-title{font-family:var(--display);font-weight:800;font-size:1.4rem;line-height:1.1;letter-spacing:-.03em}.lx-lesson-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}.lx-lesson-tags>span{padding:3px 9px;border-radius:99px;background:#f5f3ff;color:var(--ink-2);font-size:.78rem;font-weight:600}.lx-lesson-tags>.lx-free{background:var(--good-soft);color:var(--good)}.lx-card{position:relative;z-index:2;margin:-26px 0 0 -40px;width:min(340px,80%);display:grid;grid-gap:10px;gap:10px;padding:18px 20px;border-radius:18px;background:radial-gradient(260px 160px at 100% 0,rgba(192,38,211,.4),transparent 70%),#151b3d;color:#fff;box-shadow:0 24px 48px -20px rgba(21,27,61,.7);transform:rotate(2deg)}.lx-card-label{font-family:var(--mono);font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;color:#a5b4fc}.lx-card-front{font-family:var(--display);font-weight:700;font-size:1.06rem;line-height:1.3;letter-spacing:-.01em;color:#fff}.lx-card-front strong{background:linear-gradient(100deg,#a5b4fc,#f0abfc);-webkit-background-clip:text;background-clip:text;color:transparent}.lx-card-grades{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:6px;gap:6px}.lx-card-grades span{padding:5px 0;border-radius:8px;text-align:center;font-size:.72rem;font-weight:700;background:rgba(255,255,255,.08);color:#e0e7ff}.lx-card-grades span:first-child{color:#fda4af}.lx-card-grades span:nth-child(3){background:rgba(52,211,153,.2);color:#6ee7b7}@media (prefers-reduced-motion:no-preference){.hero-visual.lx-visual:before{inset:0 -10% 10%}}.lx-loop{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:18px;gap:18px}.lx-loop li{position:relative;display:flex;flex-direction:column;gap:10px;padding:26px 24px 24px;border-radius:20px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -32px rgba(76,29,149,.35)}.lx-loop li:not(:last-child):after{content:"→";position:absolute;right:-16px;top:34px;z-index:1;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#fff;color:var(--violet);font-size:.8rem;box-shadow:0 0 0 1px rgba(124,58,237,.3)}.lx-loop-num{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.16em;color:var(--violet);font-weight:600}.lx-loop-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:var(--accent-soft);color:var(--accent)}.lx-loop li:nth-child(2) .lx-loop-icon{background:var(--violet-soft);color:var(--violet)}.lx-loop li:nth-child(3) .lx-loop-icon{background:var(--teal-soft);color:var(--teal)}.lx-loop li:nth-child(4) .lx-loop-icon{background:var(--amber-soft);color:var(--amber)}.lx-loop h3{font-size:1.3rem;margin:4px 0 0}.lx-loop p{margin:0;color:var(--ink-2);font-size:.98rem}.lx-loop .lx-loop-stat{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-family:var(--display);font-weight:800;font-size:1.1rem;letter-spacing:-.02em;color:var(--ink)}.lx-loop-link{font-weight:700;text-decoration:none}.lx-loop-link span{display:inline-block;transition:transform .2s var(--ease-out)}.lx-loop-link:hover span{transform:translateX(3px)}.lx-topics{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));grid-gap:16px;gap:16px}.lx-topic,.lx-topics>li{display:flex;min-width:0}.lx-topic{position:relative;flex:1 1;flex-direction:column;gap:8px;padding:22px 22px 20px;border-radius:18px;background:#fff;color:var(--ink);text-decoration:none;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 20px 40px -32px rgba(76,29,149,.35);transition:transform .2s var(--ease-out),box-shadow .2s}a.lx-topic:before{content:"";position:absolute;inset:0 0 auto;height:4px;border-radius:18px 18px 0 0;background:linear-gradient(90deg,#4f46e5,#7c3aed,#c026d3)}a.lx-topic:hover{transform:translateY(-3px);color:var(--ink);box-shadow:0 0 0 1px rgba(124,58,237,.25),0 30px 60px -30px rgba(76,29,149,.5)}.lx-topic-num{font-family:var(--mono);font-size:.72rem;color:var(--violet);font-weight:600}.lx-topic-name{font-family:var(--display);font-weight:800;font-size:1.25rem;line-height:1.1;letter-spacing:-.03em}.lx-topic-meta{font-size:.86rem;color:var(--muted)}.lx-topic-free{margin-top:auto;align-self:flex-start;display:inline-flex;align-items:center;gap:5px;max-width:100%;padding:4px 10px;border-radius:12px;background:var(--good-soft);color:var(--good);font-size:.78rem;font-weight:700}.lx-topic.is-soon{box-shadow:none;outline:1.5px dashed #dcd8f0;outline-offset:-1.5px;background:transparent}.lx-pp{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px;gap:18px;align-items:stretch}.lx-pp-card{display:flex;flex-direction:column;gap:14px;min-width:0;padding:30px 30px 28px;border-radius:20px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.06),0 40px 80px -40px rgba(76,29,149,.45)}.lx-pp-card>p{margin:0;color:var(--ink-2)}.lx-pp-card .lx-pp-label{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.16em;color:var(--accent)}.lx-pp-card .lx-pp-big{font-family:var(--display);font-weight:800;font-size:clamp(1.6rem,2.6vw,2.2rem);line-height:1.05;letter-spacing:-.04em;color:var(--ink)}.lx-pp-card .checklist{margin:0}.lx-pp-card .btn{margin-top:auto;align-self:flex-start}.lx-chips{list-style:none;margin:0 0 6px;padding:0;display:flex;flex-wrap:wrap;gap:6px}.lx-chips li{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:99px;border:1px solid #e4e2f7;background:#f7f6fd;color:var(--muted);font-size:.8rem}.lx-chips li.is-live{border-color:var(--good-line);background:var(--good-soft);color:var(--good);font-weight:600}.lx-chip-soon{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.08em}.lx-pp-shot{margin:4px 0 6px}.lx-pp-shot .preview{transform:none;box-shadow:0 0 0 1px rgba(11,18,32,.08),0 20px 40px -28px rgba(76,29,149,.5)}.lx-report{margin-top:88px}.lx-sub{font-size:clamp(1.6rem,2.8vw,2.3rem);line-height:1.05;letter-spacing:-.04em;margin:0;max-width:480px}@media (max-width:1100px){.lx-loop{grid-template-columns:repeat(2,minmax(0,1fr))}.lx-loop li:nth-child(2):after{display:none}}@media (max-width:900px){.lx-visual{max-width:560px}.lx-card{margin-left:12px}.lx-lesson{transform:none}.lx-lesson:hover{transform:translateY(-3px)}.lx-pp{grid-template-columns:minmax(0,1fr)}.lx-report{margin-top:64px}}@media (max-width:640px){.lx-loop{grid-template-columns:minmax(0,1fr);gap:14px}.lx-loop li:after,.lx-loop li:not(:last-child):after{display:none}.lx-pp-card{padding:24px 20px}.lx-lesson-title{font-size:1.2rem}.lx-play{width:40px;height:40px;right:4%;top:auto;bottom:34px;margin:0;box-shadow:0 0 0 5px rgba(255,255,255,.65)}.lx-play svg{width:16px;height:16px}.lx-card{margin-left:8px;width:calc(100% - 24px)}.site-nav a.nav-academy:after{display:none}}.acc{padding-bottom:72px}.acc .page-head{padding-bottom:20px}.acc-section{padding:0 0 40px;min-width:0}.acc-section>.subhead{font-size:1.25rem;margin-bottom:14px}.acc-h3{font-size:1rem;font-weight:700;letter-spacing:-.01em;margin:0 0 12px}.acc-h3-gap{margin-top:28px}.acc-lead{margin:-4px 0 16px;max-width:720px}.acc-panel{padding:22px 24px;min-width:0}.acc-continue{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:18px;padding:22px 24px;border:1.5px solid var(--accent-line);border-radius:18px;background:var(--bg);box-shadow:0 20px 40px -32px rgba(76,29,149,.45)}.acc-continue-text{flex:1 1 320px;min-width:0}.acc-continue-text h2{margin:4px 0;font-size:clamp(1.3rem,2.4vw,1.7rem);letter-spacing:-.02em;overflow-wrap:anywhere}.acc-continue-text>.small{margin:0}.acc-continue-bar{margin-top:12px;max-width:420px}.acc-continue-note{margin:10px 0 0}.acc-continue-go{border-radius:999px}.acc .dr-card{margin-bottom:0}.acc .gm-hud{margin-bottom:18px;max-width:none}.acc-progress-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;grid-gap:18px;gap:18px;align-items:start}.acc-topics{list-style:none;margin:0;padding:0;display:grid;grid-gap:4px;gap:4px}.acc-topic{display:grid;grid-template-columns:minmax(0,220px) minmax(60px,1fr) 52px;align-items:center;grid-gap:14px;gap:14px;padding:7px 8px;margin:0 -8px;border-radius:8px;color:var(--ink);text-decoration:none}.acc-topic:focus-visible,.acc-topic:hover{background:var(--accent-soft)}.acc-topic-name{font-size:.92rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.acc-topic .ac-progress-label{text-align:right}.acc-links{display:grid;grid-gap:12px;gap:12px}.acc-link-card{display:flex;align-items:center;gap:14px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--bg);color:var(--ink);text-decoration:none;transition:border-color .2s,box-shadow .2s}.acc-link-card:focus-visible,.acc-link-card:hover{border-color:var(--accent-line);box-shadow:0 14px 28px -22px rgba(76,29,149,.55)}.acc-link-card>span:last-child{display:grid;grid-gap:2px;gap:2px;min-width:0}.acc-link-icon{flex:none;display:inline-grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--accent-soft);color:var(--accent)}.acc-practice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px;gap:18px}.acc-practice-card{display:flex;flex-direction:column;align-items:flex-start;gap:4px}.acc-practice-card .acc-h3{margin:10px 0 2px}.acc-practice-card>p{margin:0 0 14px;flex:1 1}.acc-dl{margin:0;display:grid;grid-gap:14px;gap:14px}.acc-dl>div{display:grid;grid-template-columns:160px minmax(0,1fr);grid-gap:12px;gap:12px}.acc-dl dt{color:var(--muted);font-size:.9rem}.acc-dl dd{margin:0;overflow-wrap:anywhere}.acc-dd-note{display:block;margin-top:2px}.acc-help{margin:18px 0 0}.acc-account-foot{align-items:center;justify-content:space-between;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}.acc-account-foot,.acc-legal{display:flex;gap:16px;flex-wrap:wrap}@media (max-width:900px){.acc-progress-grid{grid-template-columns:minmax(0,1fr)}.acc-links{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}}@media (max-width:640px){.acc-section{padding-bottom:32px}.acc-continue,.acc-panel{padding:18px 16px}.acc-continue-go{width:100%;justify-content:center}.acc-practice-grid{grid-template-columns:minmax(0,1fr)}.acc-topic{grid-template-columns:minmax(0,1fr) 48px;row-gap:6px}.acc-topic .ac-bar{grid-column:1/-1;grid-row:2}.acc-dl>div{grid-template-columns:minmax(0,1fr);gap:2px}.acc .gm-hud{padding:16px;gap:16px}}.pp-crumbs{margin:0 0 22px;font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}.pp-crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;align-items:center;gap:4px 0}.pp-crumbs li+li:before{content:"/";margin:0 10px;color:var(--faint)}.pp-crumbs a{color:var(--accent);text-decoration:none;font-weight:600}.pp-crumbs a:hover{text-decoration:underline;text-underline-offset:3px}.pp-crumbs [aria-current=page]{color:var(--ink-2)}.pp-hero{padding:40px 0 44px}.pp-hero .hero-kicker{margin-bottom:18px}.pp-hero-title{font-size:clamp(2.3rem,5vw,4.6rem);margin-bottom:22px}.pp-hero-lead{margin-bottom:26px;max-width:760px;font-size:1.15rem}.pp-hero-lead a{font-weight:600}.pp-hero-chips{margin:-8px 0 24px}.pp-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:99px;background:rgba(255,255,255,.85);box-shadow:0 0 0 1px rgba(124,58,237,.2);color:var(--ink-2);font-size:.88rem;font-weight:600}.pp-chip svg{color:var(--violet)}.pp-loop{list-style:none;margin:0;padding:0;flex-wrap:wrap;gap:8px}.pp-loop,.pp-loop li{display:flex;align-items:center}.pp-loop li:not(:last-child):after{content:"→";margin-left:8px;color:var(--violet);font-size:.85rem;opacity:.7}.pp-loop a{display:inline-flex;align-items:center;gap:8px;padding:7px 14px 7px 8px;border-radius:99px;background:rgba(255,255,255,.85);color:var(--ink-2);font-weight:600;font-size:.9rem;text-decoration:none;box-shadow:0 0 0 1px rgba(11,18,32,.08);transition:box-shadow .2s,transform .2s var(--ease-out)}.pp-loop a:hover{color:var(--ink);box-shadow:0 0 0 1px rgba(124,58,237,.35);transform:translateY(-1px)}.pp-loop-icon{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--accent-soft);color:var(--accent)}.pp-loop-num{font-family:var(--mono);font-size:.68rem;color:var(--muted);letter-spacing:.06em}.pp-loop .is-current a{color:#fff;background:linear-gradient(100deg,#4f46e5,#7c3aed);box-shadow:0 10px 22px -12px rgba(91,33,182,.7)}.pp-loop .is-current .pp-loop-icon{background:rgba(255,255,255,.2);color:#fff}.pp-loop .is-current .pp-loop-num{color:#e0e7ff}.pp-wrap{padding-top:56px;padding-bottom:96px}.pp-section{margin:0 0 72px;min-width:0}.pp-h2{font-size:clamp(1.7rem,3vw,2.4rem);line-height:1.05;letter-spacing:-.04em;margin:0 0 22px;max-width:720px}.mk-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 20px;margin:0 0 20px}.mk-head p{margin:0;max-width:640px}.mk-head-link{font-weight:700;text-decoration:none}.mk-head-link span{display:inline-block;transition:transform .2s var(--ease-out)}.mk-head-link:hover span{transform:translateX(3px)}.mk-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:18px;gap:18px}.mk-card{position:relative;display:flex;flex-direction:column;gap:10px;min-width:0;padding:24px 22px 22px;border-radius:20px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -32px rgba(76,29,149,.35);transition:transform .2s var(--ease-out),box-shadow .2s}.mk-card:not(.is-soon):before{content:"";position:absolute;inset:0 0 auto;height:4px;border-radius:20px 20px 0 0;background:linear-gradient(90deg,#4f46e5,#7c3aed,#c026d3)}.mk-card.is-free:before{background:linear-gradient(90deg,#059669,#10b981,#34d399)}.mk-card:not(.is-soon):hover{transform:translateY(-3px);box-shadow:0 0 0 1px rgba(124,58,237,.25),0 30px 60px -30px rgba(76,29,149,.5)}.mk-card.is-soon{background:rgba(255,255,255,.6);box-shadow:none;outline:1.5px dashed #dcd8f0;outline-offset:-1.5px}.mk-card.is-soon .mk-title{color:var(--faint)}.mk-card-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.mk-num{font-family:var(--mono);font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase}.mk-num,.mk-tag{color:var(--violet)}.mk-tag{padding:3px 10px;border-radius:99px;font-size:.74rem;font-weight:700;background:#f5f3ff;white-space:nowrap}.mk-tag.is-free{background:var(--good-soft);color:var(--good)}.mk-tag.is-open{background:var(--accent-soft);color:var(--accent)}.mk-tag.is-soon{background:var(--bg-sunken);color:var(--muted)}.mk-title{margin:0;font-size:1.35rem;line-height:1.1;letter-spacing:-.03em;overflow-wrap:anywhere}.mk-meta{margin:0;font-size:.9rem;color:var(--muted)}.mk-progress{margin:2px 0}.mk-sessions{list-style:none;margin:4px 0 0;padding:0;display:grid;grid-gap:0;gap:0;border-top:1px solid var(--line)}.mk-session{display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:.92rem;color:var(--ink-2)}.mk-session-ico{flex:none;color:var(--line-strong);width:16px;text-align:center}.mk-session.is-done .mk-session-ico{color:var(--good)}.mk-session.is-locked,.mk-session.is-locked .mk-session-ico,.mk-session.is-soon{color:var(--muted)}.mk-session-name{font-weight:600;color:var(--ink)}.mk-session-note,.mk-session.is-locked .mk-session-name,.mk-session.is-soon .mk-session-name{color:var(--muted)}.mk-session-score{font-family:var(--mono);font-weight:600;color:var(--ink);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.mk-session-link{margin-left:auto;font-size:.86rem;font-weight:700;text-decoration:none}.mk-session-link:hover{text-decoration:underline;text-underline-offset:3px}.mk-full{margin:0;font-size:.92rem;color:var(--ink-2)}.mk-full strong{font-family:var(--display);font-weight:800;font-size:1.15rem;letter-spacing:-.02em;color:var(--ink)}.mk-action{margin-top:auto;padding-top:8px}.mk-go{width:100%;justify-content:center}.mk-go-locked{gap:8px;color:var(--ink-2)}.mk-go-locked svg{color:var(--violet)}.mk-soon-note{display:block;text-align:center;padding:10px;font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}.pp-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:16px;gap:16px}.pp-steps li{display:flex;flex-direction:column;gap:8px;min-width:0;padding:22px 20px;border-radius:18px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 20px 40px -34px rgba(76,29,149,.35)}.pp-steps h3{margin:6px 0 0;font-size:1.1rem;letter-spacing:-.02em}.pp-steps p{margin:0;color:var(--ink-2);font-size:.95rem}.pp-step-icon{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--accent-soft);color:var(--accent)}.pp-steps li:nth-child(2) .pp-step-icon{background:var(--violet-soft);color:var(--violet)}.pp-steps li:nth-child(3) .pp-step-icon{background:var(--teal-soft);color:var(--teal)}.pp-steps li:nth-child(4) .pp-step-icon{background:var(--amber-soft);color:var(--amber)}.pp-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px}.pp-link-card{display:flex;align-items:flex-start;gap:14px;min-width:0;padding:20px 22px;border-radius:18px;background:#fff;color:var(--ink);text-decoration:none;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 20px 40px -34px rgba(76,29,149,.35);transition:transform .2s var(--ease-out),box-shadow .2s}.pp-link-card:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 0 0 1px rgba(124,58,237,.25),0 26px 50px -30px rgba(76,29,149,.5)}.pp-link-card>span:last-child{display:grid;grid-gap:3px;gap:3px;min-width:0}.pp-link-card strong{font-family:var(--display);font-size:1.1rem;letter-spacing:-.02em}.pp-link-label{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.14em;color:var(--violet);font-weight:600}.pp-link-icon{flex:none;display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--accent-soft);color:var(--accent)}.pp-link-card:nth-child(2) .pp-link-icon{background:var(--amber-soft);color:var(--amber)}.pp-links-after{margin-top:28px}.pp-guide.mocks-guide{max-width:none;padding-top:0;border-top:0;margin-bottom:0}.pp-guide-card{max-width:860px;padding:8px 40px 36px;border-radius:20px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -36px rgba(76,29,149,.35)}.pp-guide-card h2{font-size:1.45rem;letter-spacing:-.03em}.pp-guide-card ul{padding-left:20px}.pp-practice{padding-bottom:96px}.practice-setup.pp-setup{display:block;padding:26px 28px 28px;border:0;border-radius:22px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 30px 60px -40px rgba(76,29,149,.45)}.pp-tabs.mode-tabs{display:inline-flex;flex-wrap:wrap;gap:4px;padding:4px;margin:0 0 22px;border:0;border-radius:99px;background:#f3f1fb}.pp-tabs .mode-tab,.pp-tabs .mode-tab:first-child{margin:0;padding:8px 16px;border:0;border-radius:99px;color:var(--ink-2)}.pp-tabs .mode-tab:hover{color:var(--ink);background:rgba(255,255,255,.7)}.pp-tabs .mode-tab.on{color:var(--ink);background:#fff;box-shadow:0 1px 2px rgba(11,18,32,.08),0 6px 14px -8px rgba(76,29,149,.4)}.pp-tabs .mode-count{border-radius:99px;padding:1px 7px;background:#fff}.pp-tabs .mode-tab.on .mode-count{background:var(--violet-soft);color:var(--violet)}.pp-setup-body{display:grid;grid-gap:24px;gap:24px;grid-template-columns:minmax(0,1fr);align-items:start}.pp-setup-body.has-start{grid-template-columns:minmax(0,1fr) 320px}.pp-setup-main{min-width:0}.pp-setup-main>:last-child{margin-bottom:0}.pp-start{position:-webkit-sticky;position:sticky;top:96px;display:grid;grid-gap:12px;gap:12px;padding:20px;border-radius:18px;background:linear-gradient(180deg,#f7f6fd,#fff);box-shadow:0 0 0 1px rgba(124,58,237,.14)}.pp-start .subhead{margin:0}.pp-start .count-picks{border-color:#e4e2f7;background:#fff}.pp-start .timed-toggle{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:12px;background:#fff;box-shadow:0 0 0 1px var(--line);font-size:.9rem;cursor:pointer}.pp-start .timed-toggle input{margin-top:3px;flex:none}.pp-start .actions{margin-top:4px}.pp-start .actions .btn{width:100%;justify-content:center;border-radius:12px}.pp-setup .count-picks,.pp-setup .count-picks .tab{border-radius:99px}.pp-setup .count-picks .tab.on,.pp-setup .count-picks .tab.on:hover{background:linear-gradient(100deg,#4f46e5,#7c3aed)}.pp-setup .topic-node{border-radius:14px;border-color:var(--line);overflow:hidden;transition:border-color .15s,box-shadow .15s}.pp-setup .topic-node.on{border-color:rgba(124,58,237,.4);box-shadow:0 10px 24px -20px rgba(76,29,149,.6)}.pp-setup .topic-node .topic-pick{border-radius:0;padding:13px 16px}.pp-setup .topic-node.on .topic-pick{background:#faf8ff}.pp-setup .module-pick input,.pp-setup .topic-pick input,.pp-start .timed-toggle input{accent-color:var(--violet)}.pp-setup .topic-pick-name{font-weight:600}.pp-setup .topic-pick-count{padding:1px 8px;border-radius:99px;background:#f3f1fb;color:var(--ink-2)}.pp-setup .module-pick{border-radius:8px}.pp-setup .module-pick:hover{background:#faf8ff}.pp-setup .locked-topics{padding:18px 20px;border:0;border-radius:16px;background:radial-gradient(360px 180px at 100% 0,rgba(192,38,211,.12),transparent 70%),#f7f6fd}.pp-setup .guest-cta{border:0;border-radius:14px;background:var(--accent-soft);box-shadow:inset 4px 0 0 var(--accent)}.pp-setup .mode-help{border:0;border-radius:14px;background:#f7f6fd;box-shadow:inset 4px 0 0 #7c3aed;padding:14px 18px}.pp-setup .bank-meter{height:8px;border-radius:99px;background:#eceaf6}.pp-setup .bank-meter span{border-radius:99px;background:linear-gradient(90deg,#4f46e5,#c026d3)}.pp-run{padding-top:32px;padding-bottom:96px}.pp-run .practice-bar{align-items:center;flex-wrap:wrap;padding:10px 16px;border-radius:99px;background:#fff;box-shadow:0 0 0 1px rgba(11,18,32,.07)}.pp-run .practice-timer{border-radius:99px;padding:1px 10px}.pp-run .question{border:0;border-radius:20px;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -36px rgba(76,29,149,.35)}.pp-run .option,.pp-run .option-main{border-radius:12px}.pp-run .option-key{border-radius:8px}.pp-run .option:not(.is-answer):not(.is-wrong):not(.chosen):hover{border-color:#a78bfa;background:#faf8ff}.pp-run .explanation{border-left:0;border-radius:14px;background:#f7f6fd;box-shadow:inset 4px 0 0 #7c3aed}.pp-done{padding-top:40px;padding-bottom:96px}.pp-done .page-head{padding-top:0}.pp-done .panel{border:0;border-radius:20px;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -36px rgba(76,29,149,.35)}.pp-results{padding-top:40px}.pp-results .results>.panel{border:0;border-radius:20px;box-shadow:0 0 0 1px rgba(11,18,32,.07),0 24px 48px -36px rgba(76,29,149,.35)}.pp-results .score-card{background:radial-gradient(420px 240px at 100% 0,rgba(139,92,246,.14),transparent 70%),#fff}.pp-results .score-big{font-family:var(--display);font-weight:800;letter-spacing:-.05em;background:linear-gradient(100deg,#4f46e5,#7c3aed 50%,#c026d3);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.06em}.pp-results .next-card.primary{box-shadow:inset 0 3px 0 #7c3aed}.pp-results .explanation{border-left:0;border-radius:12px;box-shadow:inset 4px 0 0 #7c3aed;background:#f7f6fd}.pp-relearn{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:16px;padding:14px 16px;border-radius:14px;background:#f7f6fd}.pp-relearn-label{font-family:var(--mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.14em;color:var(--violet);font-weight:600}.pp-relearn ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}.pp-relearn a{display:inline-flex;align-items:center;gap:4px;padding:5px 12px;border-radius:99px;background:#fff;box-shadow:0 0 0 1px rgba(124,58,237,.2);font-size:.88rem;font-weight:600;text-decoration:none}.pp-relearn a:hover{box-shadow:0 0 0 1px rgba(124,58,237,.5)}@media (max-width:1100px){.pp-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:900px){.pp-setup-body.has-start{grid-template-columns:minmax(0,1fr)}.pp-start{position:static}.pp-links{grid-template-columns:minmax(0,1fr)}}@media (max-width:640px){.pp-hero{padding:28px 0 32px}.pp-hero-lead{font-size:1.02rem}.pp-crumbs{margin-bottom:16px}.pp-loop{gap:6px}.pp-loop li:not(:last-child):after{display:none}.pp-loop a{padding:5px 11px 5px 6px;font-size:.84rem;gap:6px}.pp-loop-icon{width:22px;height:22px}.pp-loop-num{display:none}.pp-wrap{padding-top:40px;padding-bottom:72px}.pp-section{margin-bottom:56px}.pp-steps{gap:12px}.mk-grid,.pp-steps{grid-template-columns:minmax(0,1fr)}.mk-grid{gap:14px}.mk-card{padding:22px 18px 18px}.pp-guide-card{padding:4px 18px 24px}.practice-setup.pp-setup{padding:16px 14px 18px;border-radius:18px}.pp-tabs.mode-tabs{display:flex;border-radius:14px;flex-wrap:nowrap;gap:2px;padding:3px}.pp-tabs .mode-tab,.pp-tabs .mode-tab:first-child{flex:1 1 auto;justify-content:center;gap:5px;padding:8px 6px;border-radius:10px;font-size:.8rem;white-space:nowrap}.pp-tabs .mode-count{padding:0 5px}.pp-start{padding:16px 14px}.pp-run .practice-bar{border-radius:14px}.pp-link-card{padding:16px}}.cur-switch{display:inline-flex;flex-wrap:wrap;gap:6px;padding:4px;border:1px solid var(--line);border-radius:14px;background:var(--bg);margin:0 0 24px;max-width:100%}.cur-opt{display:grid;grid-gap:2px;gap:2px;text-align:left;padding:8px 14px;border:0;border-radius:10px;background:transparent;color:var(--ink-2);font:inherit;cursor:pointer}.cur-opt strong{font-size:.92rem;color:var(--ink)}.cur-opt span{font-size:.78rem;color:var(--muted)}.cur-opt.on{background:var(--accent-soft);box-shadow:inset 0 0 0 1.5px var(--accent)}.cur-opt.on strong{color:var(--accent)}.cur-opt:disabled{cursor:progress}.cur-note{border:1px solid var(--line);background:var(--bg-subtle);border-radius:12px;padding:12px 14px;margin:0 0 20px;font-size:.92rem;color:var(--ink-2)}