.tutorial-index{max-width:1216px;padding:62px 0;margin:auto;border-top:1px solid var(--line)}.tutorial-index h2{font-size:34px;line-height:1.3;letter-spacing:-1px;font-weight:600;margin:0 0 15px}.tutorial-index-intro{font-size:14px;color:var(--muted);max-width:700px;line-height:1.9}.tutorial-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:28px}.tutorial-card{padding:25px;border:1px solid var(--line);border-radius:12px;background:#fff;display:flex;flex-direction:column;align-items:flex-start}.tutorial-card>span{font-size:10px;color:var(--muted)}.tutorial-card h3{font-size:19px;line-height:1.5;font-weight:600;letter-spacing:-.4px;margin:16px 0 10px}.tutorial-card p{font-size:12px;color:var(--muted);line-height:1.8;margin:0 0 20px}.tutorial-card strong{font-size:11px;font-weight:600;color:var(--brand);margin-top:auto}.tutorial-card:hover{border-color:#96af9c;box-shadow:0 8px 28px #25382a08}
.tutorial-page{max-width:1160px;margin:auto;padding:28px 24px 65px}.tutorial-breadcrumb{display:flex;align-items:center;gap:12px;font-size:11px;color:var(--muted);flex-wrap:wrap}.tutorial-header{max-width:860px;padding:46px 0 35px}.tutorial-header h1{font-size:clamp(34px,4vw,50px);font-weight:650;line-height:1.18;letter-spacing:-1.8px;margin:0 0 20px;text-wrap:balance}.tutorial-header>p:not(.global-section-label){font-size:16px;color:var(--muted);line-height:1.9}.tutorial-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:11px;color:var(--muted);margin-top:25px}.tutorial-layout{display:grid;grid-template-columns:215px minmax(0,760px);gap:55px;border-top:1px solid var(--line);padding-top:30px}.tutorial-toc{align-self:start;position:sticky;top:110px;padding:0;background:transparent;border:0;display:flex;flex-direction:column;gap:13px}.tutorial-toc strong{font-size:11px;font-weight:600;color:var(--ink);margin-bottom:3px}.tutorial-toc a{font-size:11px;line-height:1.7;color:var(--muted)}.tutorial-toc a:hover{color:var(--brand)}.tutorial-toc .global-text-link{color:var(--brand);margin-top:10px}.tutorial-body{min-width:0}.tutorial-body>section{padding:32px 0;border-bottom:1px solid var(--line);scroll-margin-top:110px}.tutorial-body h2{font-size:25px;line-height:1.4;letter-spacing:-.6px;font-weight:600;margin:0 0 16px}.tutorial-body p{font-size:15px;line-height:1.95;color:var(--muted);margin:14px 0}.tutorial-body .tutorial-intro{font-size:16px}.tutorial-answer{padding:20px 23px;border-left:3px solid #82a58c;border-radius:0 9px 9px 0;background:#edf2e8}.tutorial-answer strong{font-size:11px;font-weight:650;color:var(--brand)}.tutorial-answer p{font-size:14px;margin:8px 0 0}.tutorial-body .global-section-label{font-size:10px;color:var(--brand);margin:0 0 12px}.tutorial-audio{margin-top:22px;border:1px solid var(--line);border-radius:10px;padding:18px;background:#fff}.tutorial-audio audio{display:block;width:100%}.tutorial-audio audio:not([controls]){display:none}.tutorial-custom-player{display:flex;align-items:center;gap:14px}.tutorial-custom-player[hidden]{display:none}.tutorial-play{display:grid;place-items:center;width:38px;height:38px;flex:none;border:0;border-radius:50%;color:#fff;background:#265e50;cursor:pointer;font:inherit;font-size:14px}.tutorial-seek-label{flex:1;min-width:0}.tutorial-seek{appearance:none;width:100%;height:5px;border-radius:5px;cursor:pointer;background:linear-gradient(to right,#739b7c var(--progress,0%),#e1e8db var(--progress,0%));margin:0}.tutorial-seek::-webkit-slider-thumb{appearance:none;width:12px;height:12px;border-radius:50%;background:#265e50;border:2px solid #fff;box-shadow:0 0 0 1px #789a80}.tutorial-clock{font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.tutorial-audio .tutorial-player-error{font-size:12px;color:#ac513c;margin:0}.tutorial-player-error:not(:empty){padding-top:10px}.tutorial-downloads{display:flex;gap:18px;flex-wrap:wrap;padding:16px 0}.tutorial-downloads a{font-size:11px;color:var(--brand);font-weight:600;text-decoration:underline;text-underline-offset:4px}.tutorial-body .tutorial-provenance,.tutorial-body .tutorial-note{font-size:11px;line-height:1.8}.tutorial-transcript{border:1px solid var(--line);padding:18px 20px;border-radius:10px;margin-top:20px}.tutorial-transcript summary{font-size:12px;font-weight:600;cursor:pointer}.tutorial-transcript p{font-size:13px;border-top:1px solid var(--line);padding-top:12px}.tutorial-transcript p strong{color:var(--ink);font-size:11px}.tutorial-transcript p span{margin-left:12px;font-size:10px;font-variant-numeric:tabular-nums}.tutorial-body pre{white-space:pre-wrap;overflow-wrap:anywhere;word-break:normal;font:12px/1.9 ui-monospace,Consolas,monospace;background:#f0f2ed;border:1px solid var(--line);border-radius:9px;padding:22px;color:var(--ink)}.tutorial-cast{display:flex;gap:10px;flex-wrap:wrap}.tutorial-cast span{border:1px solid var(--line);padding:5px 9px;border-radius:5px;font-size:11px;color:var(--muted)}.tutorial-checklist{list-style:none;padding:0;margin:0}.tutorial-checklist li{padding:10px 0 10px 25px;position:relative;font-size:14px;line-height:1.7;color:var(--muted)}.tutorial-checklist li::before{content:'✓';position:absolute;left:0;color:var(--brand)}.tutorial-body details{padding:18px 0;border-bottom:1px solid var(--line)}.tutorial-body details summary{font-size:14px;cursor:pointer}.tutorial-body details p{font-size:13px}.tutorial-body details.tutorial-transcript{padding:18px 20px}.tutorial-end{background:#edf2e8;padding:28px;border-radius:10px;margin-top:35px}.tutorial-end h2{font-size:26px}.tutorial-end p{font-size:13px}.tutorial-related a{display:block;padding:13px 0;color:var(--brand);font-size:14px;border-top:1px solid var(--line)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.product-definition{max-width:1216px;margin:auto;padding:55px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:1.1fr 1fr;gap:65px}.product-definition h2{font-size:28px;font-weight:600;line-height:1.4;letter-spacing:-.7px;margin:0 0 18px}.product-definition p{font-size:14px;line-height:1.9;color:var(--muted)}.product-definition ul{margin:0;padding:0;list-style:none}.product-definition li{padding:12px 0;border-bottom:1px solid var(--line);font-size:13px}.product-definition .product-limits{font-size:11px;margin-top:20px}
html[data-theme=dark] :is(.tutorial-card,.tutorial-audio){background:var(--ui-workspace);border-color:var(--line)}html[data-theme=dark] :is(.tutorial-answer,.tutorial-end,.tutorial-body pre){background:var(--ui-subtle)}html[data-theme=dark] .tutorial-play{background:var(--ui-accent);color:var(--ui-field)}
@media(max-width:1250px){.tutorial-index,.product-definition{margin-inline:32px}}@media(max-width:900px){.tutorial-layout{grid-template-columns:1fr;gap:20px}.tutorial-toc{position:static;display:flex;flex-direction:row;flex-wrap:wrap;gap:10px 17px;border-bottom:1px solid var(--line);padding-bottom:20px}.tutorial-toc strong{width:100%}.tutorial-toc .global-text-link{margin:0}.tutorial-card-grid{grid-template-columns:1fr}.tutorial-header{padding-top:30px}.product-definition{gap:30px;grid-template-columns:1fr}.tutorial-body>section{scroll-margin-top:165px}}@media(max-width:600px){.tutorial-page{padding-inline:20px}.tutorial-header h1{font-size:35px;letter-spacing:-1px}.tutorial-index,.product-definition{margin-inline:20px;padding:40px 0}.tutorial-index h2{font-size:28px}.tutorial-meta{gap:8px 15px}.tutorial-custom-player{gap:10px}.tutorial-transcript p span{display:block;margin-left:0}.tutorial-downloads{gap:12px 20px}.tutorial-body h2{font-size:23px}.tutorial-body p{font-size:14px}.tutorial-body pre{padding:16px}}

.tutorial-hub-header{max-width:1216px;margin:auto;padding:70px 0 50px}.tutorial-hub-header h1{font-size:clamp(38px,4.5vw,60px);line-height:1.12;letter-spacing:-2px;font-weight:650;margin:0 0 22px}.tutorial-hub-header>p:not(.global-section-label){max-width:720px;font-size:16px;line-height:1.9;color:var(--muted)}@media(max-width:1250px){.tutorial-hub-header{margin-inline:32px}}@media(max-width:600px){.tutorial-hub-header{margin-inline:20px;padding:40px 0}.tutorial-hub-header h1{letter-spacing:-1.3px}}