:root{color-scheme:dark;--bg:#0b1320;--panel:#111e2d;--line:#2b4050;--text:#eef6f2;--muted:#a1b3bb;--mint:#8ce5c5;--gold:#f3c880;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}a:hover{color:var(--mint)}.wrap{max-width:1180px;margin:auto;padding-left:28px;padding-right:28px}.site-header{height:76px;max-width:1180px;margin:auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff18}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:-.03em}.brand-icon{width:31px;height:31px;border-radius:9px;background:var(--mint);display:grid;place-items:center}.brand-icon img{width:22px;height:22px;filter:brightness(0) saturate(100%) invert(7%) sepia(15%) saturate(1675%) hue-rotate(165deg)}nav{display:flex;gap:32px;font-size:14px;color:#c8d7d9}.hero{display:grid;grid-template-columns:.82fr 1.18fr;gap:62px;align-items:center;padding-top:112px;padding-bottom:132px}.eyebrow{color:var(--mint);font-size:11px;font-weight:800;letter-spacing:.19em}.pulse,.live{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px #8ce5c526;margin-right:6px}.hero h1{font-size:clamp(46px,5.2vw,74px);line-height:1.05;letter-spacing:-.065em;margin:23px 0 24px}.hero h1 em{color:var(--mint);font-style:normal}.hero-copy>p{font-size:18px;line-height:1.7;color:var(--muted);max-width:520px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:35px}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;padding:14px 21px;border-radius:9px;font-weight:700;font-size:14px}.button.primary{background:var(--mint);color:#0d2530}.button.primary:hover{background:#b3f3da}.button.secondary{border:1px solid #48606b;color:var(--text)}.hero-note{font-size:12px!important;margin-top:27px;color:#7e979e!important}.dots{display:flex;gap:6px}.dots i{width:7px;height:7px;border-radius:50%;background:#6d8289}.dots i:first-child{background:#ec817b}.dots i:nth-child(2){background:#e8c170}.dots i:nth-child(3){background:#8cd2ae}.cursor{display:inline-block;width:6px;height:12px;background:var(--mint);vertical-align:middle}.features{padding-bottom:130px}.section-intro{max-width:650px}.section-intro h2{font-size:clamp(34px,4vw,48px);letter-spacing:-.045em;margin:16px 0}.section-intro p{color:var(--muted);line-height:1.7;font-size:16px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:42px}.feature-grid article{background:#132231;border:1px solid #29414f;border-radius:12px;padding:28px;min-height:220px}.feature-icon{font-size:25px;color:var(--mint)}.feature-grid h3{font-size:17px;margin:20px 0 10px}.feature-grid p{font-size:14px;color:var(--muted);line-height:1.65;margin:0}footer{display:flex;justify-content:space-between;gap:20px;padding-top:32px!important;padding-bottom:38px!important;color:#7d969e;font-size:12px}footer div{display:flex;gap:25px}@media(max-width:900px){.hero{grid-template-columns:1fr;padding-top:75px;padding-bottom:85px;gap:45px}}@media(max-width:650px){nav{gap:15px}nav a:first-child{display:none}.hero h1{font-size:48px}.feature-grid{grid-template-columns:1fr}.features{padding-bottom:80px}footer{flex-direction:column}}

code,kbd{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;background:#ffffff12;border-radius:4px;padding:1px 5px}
kbd{border:1px solid #ffffff2a}
.plugin-grid ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px;line-height:1.65}
.plugin-grid li+li{margin-top:6px}
.plugin-grid li::marker{color:var(--mint)}
@media(max-width:900px){.plugin-grid{grid-template-columns:1fr}}
@media(max-width:650px){nav a:nth-child(2){display:none}}

/* Hero: full-width editor mock that mirrors the real extension layout */
.hero{grid-template-columns:1fr;gap:56px;padding-top:96px;padding-bottom:110px}
.hero-copy{max-width:780px}
.hero-copy>p{max-width:640px}
.ide{--st-active:#73c991;--st-waiting:#cca700;--st-stale:#8b949e;--st-blocked:#f48771;
  border:1px solid #3a4f5c;border-radius:12px;overflow:hidden;background:#0f1822;box-shadow:0 24px 90px #0009;
  font-size:12px;color:#cdd6dd}
.ide-title{height:34px;background:#1b2631;display:flex;align-items:center;justify-content:space-between;padding:0 14px;color:#9aabb6;font-size:11px;border-bottom:1px solid #2a3a46}
.ide-body{display:grid;grid-template-columns:44px 220px 1fr;min-height:470px}
.ide-activity{background:#141e28;border-right:1px solid #243441;display:flex;flex-direction:column;align-items:center;gap:18px;padding-top:14px;color:#6f8591;font-size:17px}
.ide-activity .on{border-left:2px solid var(--mint);width:100%;display:grid;place-items:center}
.ide-activity img{width:20px;height:20px;filter:brightness(0) invert(1)}
.ide-side{background:#121c26;border-right:1px solid #243441;padding-bottom:10px;min-width:0}
.side-title{font-size:10px;letter-spacing:.08em;color:#8fa2ad;padding:11px 14px 8px}
.side-sec{font-size:10px;font-weight:700;letter-spacing:.04em;color:#c3cfd6;padding:6px 10px;border-top:1px solid #243441}
.side-sec.closed{color:#8fa2ad}
.row{height:24px;display:flex;align-items:center;gap:6px;padding:0 10px 0 14px;white-space:nowrap;overflow:hidden}
.row.in{padding-left:30px}
.row.sel{background:#04395e;box-shadow:inset 0 0 0 1px #007fd4}
.row .g{width:12px;text-align:center;color:var(--st)}
.row b{font-weight:500;color:#e4ebef}
.row em{font-style:normal;color:#8497a2;font-size:11px;overflow:hidden;text-overflow:ellipsis}
.st-active{--st:var(--st-active)}.st-waiting{--st:var(--st-waiting)}.st-stale{--st:var(--st-stale)}.st-blocked{--st:var(--st-blocked)}
.ide-main{display:grid;grid-template-rows:1fr auto;min-width:0}
.ide-editors{display:grid;grid-template-columns:1.1fr .9fr;min-height:0}
.ide-group{display:flex;flex-direction:column;min-width:0;background:#0d1620}
.ide-group.log{border-left:1px solid #243441}
.ide-tabs{height:32px;background:#141e28;display:flex;border-bottom:1px solid #243441}
.tab{display:flex;align-items:center;gap:7px;padding:0 14px;font-size:11.5px;color:#8fa2ad}
.tab.on{background:#0d1620;color:#e4ebef;border-top:1px solid var(--mint)}
.tab img{width:13px;height:13px;filter:brightness(0) invert(.8)}
.map-pane{position:relative;flex:1;min-height:250px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.refresh{position:absolute;top:6px;right:8px;font-size:10.5px;padding:2px 8px;border-radius:3px;background:#2b3a46;color:#d6e0e6}
.edges{position:absolute;inset:0;width:100%;height:100%}
.edges path{fill:none;stroke:#7d95a1;stroke-width:2;stroke-linejoin:round;vector-effect:non-scaling-stroke}
.card{position:absolute;box-sizing:border-box;background:#17222d;border:1.5px solid var(--st);border-radius:6px;padding:6px 9px;line-height:14px;overflow:hidden}
.card.sel{box-shadow:0 0 0 3px #0d1620,0 0 0 5px #007fd4}
.card .st{color:var(--st);font-size:10px;font-weight:600}
.card .nm{font-weight:600;color:#e4ebef;font-size:11.5px}
.card .meta,.card .ch{font-size:10px;color:#8497a2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card .ch{color:#b9c6ce}
.log-pane{padding:10px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10.5px;line-height:1.5}
.legend{display:flex;gap:12px;flex-wrap:wrap;color:#8497a2;margin-bottom:10px;font-size:10px}
.lrow{display:flex;gap:8px;padding:4px 0;border-bottom:1px solid #1c2934}
.lrow i{font-style:normal;color:#6f8591;white-space:nowrap}
.lg{color:#3fb950}.lb{color:#9ecbff}.lo{color:#f0883e}
.ide-panel{border-top:1px solid #2e3f4c;background:#0f1822}
.panel-tabs{display:flex;gap:18px;padding:8px 14px 0;font-size:10.5px;color:#7d909b;letter-spacing:.04em}
.panel-tabs .on{color:#e4ebef;border-bottom:1px solid #e4ebef;padding-bottom:6px}
.term-name{margin-left:auto;letter-spacing:0;color:#b9c6ce}
.term{padding:10px 16px 14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;line-height:1.75;color:#d7e0e5}
.term .you{color:#8497a2}.term .dot{color:#e4ebef}.term .dim{color:#8497a2;white-space:pre}
.term .box{margin-top:6px;border:1px solid #3a4f5c;border-radius:6px;padding:2px 10px;max-width:520px}
.ide-status{height:24px;background:#16324a;color:#d6e4ee;display:flex;gap:18px;align-items:center;padding:0 12px;font-size:11px}
@media(max-width:900px){.ide-body{grid-template-columns:40px 190px 1fr}.ide-group.log{display:none}.ide-editors{grid-template-columns:1fr}}
@media(max-width:650px){.hero{padding-top:64px;gap:40px}.ide-body{grid-template-columns:1fr}.ide-activity{display:none}
  .ide-side{border-right:0;border-bottom:1px solid #243441}.card .ch{display:none}
  .card{padding:5px 6px}.card .meta{font-size:9px}.term{font-size:10.5px}.ide-status span+span{display:none}}

/* Guide cards */
.guide-grid article{position:relative;display:flex;flex-direction:column}
.step{position:absolute;top:24px;right:26px;font-size:12px;font-weight:800;color:#0d2530;background:var(--mint);width:24px;height:24px;border-radius:50%;display:grid;place-items:center}
.guide-grid h3{margin-top:4px;padding-right:34px}
.snip{margin:16px 0 0;padding:12px 14px;background:#09131e;border:1px solid #2c4350;border-radius:8px;color:var(--mint);font:12px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre-wrap;overflow-wrap:anywhere}
.more{display:inline-block;margin-top:28px;color:var(--mint);font-weight:700;font-size:14px}
@media(max-width:900px){.guide-grid{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.guide-grid{grid-template-columns:1fr}}
@media(max-width:650px){nav a:nth-child(-n+3){display:none}}

/* Install,up front in the hero */
.install-box{display:flex;align-items:stretch;margin-top:34px;max-width:640px;background:#09131e;border:1px solid #35505a;border-radius:10px;overflow:hidden}
.install-box .cmd{flex:1;display:flex;gap:10px;align-items:center;padding:14px 16px;font:14px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;overflow-x:auto;white-space:nowrap}
.install-box .pmt{color:#7e979e}
.install-box code{background:none;padding:0;font-size:inherit;color:var(--mint)}
.install-box button{border:0;border-left:1px solid #35505a;background:#132231;color:var(--text);font:600 13px Inter,ui-sans-serif,system-ui,sans-serif;padding:0 18px;cursor:pointer}
.install-box button:hover{background:#1b3040;color:var(--mint)}
.install-note{font-size:13px!important;line-height:1.6!important;color:#8fa6ad!important;margin-top:12px;max-width:640px}
.install-note a{color:var(--mint)}
.hero .actions{margin-top:26px}
.hero>*,.install-box .cmd{min-width:0}

/* Tutorial player (docs/tutorial.js) */
.tutorial{padding-bottom:120px}
.tut{margin-top:34px;position:relative}
.tut .ide{position:relative}
.ide-main{position:relative}
.ide-side{min-height:100%}
.side-empty{padding:10px 14px;color:#8497a2;font-size:11.5px}
.map-empty,.lempty{color:#6f8591;font-size:11px}
.map-empty{position:absolute;inset:0;display:grid;place-items:center}
.map-empty[hidden]{display:none}
.cards{position:absolute;inset:0}
.cards .card{transform:translateX(-50%);transition:left .55s ease,top .55s ease,width .55s ease,border-color .3s}
.card.blink{animation:blink .5s ease-in-out 3}
@keyframes blink{50%{opacity:.35}}
.fade{animation:fadein .45s ease both}
@keyframes fadein{from{opacity:0;transform:translateY(4px)}}
.cards .card.fade{animation:fadecard .45s ease both}
@keyframes fadecard{from{opacity:0}}
.term{min-height:128px}
.term .pmt{color:#7e979e}.term .ok{color:#73c991}.term .warn{color:#cca700}
.ide-status .chain:empty{display:none}
.qp{position:absolute;top:8px;left:50%;transform:translateX(-50%);width:min(440px,86%);background:#1b2631;border:1px solid #3a4f5c;border-radius:6px;box-shadow:0 10px 40px #000a;padding:6px;z-index:5;font-size:12px}
.qp-in{padding:7px 9px;border:1px solid #007fd4;border-radius:3px;background:#0f1822;color:#8fa2ad;margin-bottom:4px}
.qp-val{padding:4px 9px 6px;color:#e4ebef;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.qp-it{display:flex;gap:10px;align-items:baseline;padding:5px 9px;border-radius:3px;color:#d6e0e6}
.qp-it.on{background:#04395e}
.qp-it em{font-style:normal;color:#8497a2;font-size:11px}
.ctx{position:absolute;left:0;top:0;z-index:6;background:#1b2631;border:1px solid #3a4f5c;border-radius:6px;box-shadow:0 10px 40px #000a;padding:4px 0;font-size:11.5px;min-width:190px}
.ctx div{padding:4px 14px;color:#d6e0e6}.ctx .hl{background:#04395e}
.tip{position:absolute;left:0;top:0;z-index:6;background:#1b2631;border:1px solid #3a4f5c;border-radius:4px;padding:7px 10px;font-size:11px;line-height:1.5;color:#d6e0e6;max-width:240px}
.tip em{color:#8497a2;font-style:normal}
.toast{position:absolute;right:12px;bottom:12px;z-index:5;background:#1b2631;border:1px solid #3a4f5c;border-radius:6px;padding:10px 14px;font-size:12px;color:#e4ebef;box-shadow:0 8px 30px #0009}
.keycap{position:absolute;right:16px;top:44px;z-index:7;background:#e4ebef;color:#0d1620;border-radius:7px;padding:6px 12px;font:700 15px/1 ui-monospace,SFMono-Regular,Menlo,monospace;box-shadow:0 3px 0 #8497a2}
.qp[hidden],.ctx[hidden],.tip[hidden],.toast[hidden],.keycap[hidden]{display:none}
.ptr{position:absolute;left:0;top:0;width:16px;height:22px;z-index:8;pointer-events:none;opacity:0;transition:transform .6s cubic-bezier(.3,.7,.3,1),opacity .3s}
.ptr path{fill:#fff;stroke:#0d1620;stroke-width:1.2}
.ptr.down{filter:drop-shadow(0 0 5px var(--mint))}
.ghost{position:absolute;left:0;top:0;z-index:7;width:190px;opacity:.85;background:#04395e;border-radius:3px;pointer-events:none;transition:transform .6s cubic-bezier(.3,.7,.3,1)}
.row.drop{box-shadow:inset 0 0 0 1px var(--mint)}
.cap{display:flex;gap:14px;align-items:center;margin-top:14px;padding:14px 18px;background:#101d2b;border:1px solid #29414f;border-radius:10px;min-height:74px}
.cap-n{flex:none;width:30px;height:30px;border-radius:50%;background:var(--mint);color:#0d2530;font-weight:800;display:grid;place-items:center}
.cap b{font-size:15px}.cap p{margin:3px 0 0;color:var(--muted);font-size:14px;line-height:1.5}
.tut-ctl{display:flex;gap:14px;align-items:flex-start;margin-top:16px;flex-wrap:wrap}
.tut-ctl .button{padding:9px 14px;font-size:13px}
.chapters{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.chapters button{display:flex;gap:8px;align-items:center;background:#132231;border:1px solid #29414f;border-radius:8px;color:#c8d7d9;font:600 12.5px Inter,ui-sans-serif,system-ui,sans-serif;padding:8px 12px;cursor:pointer}
.chapters button span{color:var(--mint)}
.chapters button[aria-current="step"]{border-color:var(--mint);color:var(--text);background:#16303a}
.chapters button:focus-visible,.tut-ctl .button:focus-visible{outline:2px solid var(--mint);outline-offset:2px}
.tut-gif{width:100%;border-radius:12px;margin-top:30px}
/* ?record=N: only the player, at a fixed size, for the GIF renderer */
body.record{background:#0b1320}
body.record .site-header,body.record .hero,body.record footer,body.record main>section:not(.tutorial),body.record .tutorial>:not(.tut){display:none}
body.record .tutorial{padding:0;max-width:none}
body.record .tut{margin:0;width:1100px;padding:16px}
@media(max-width:650px){.tutorial{padding-bottom:80px}.chapters button{font-size:11.5px;padding:6px 9px}.qp{top:4px}.keycap{top:8px}}
@media(max-width:650px){nav a:nth-child(-n+4){display:none}}
#tplay[hidden]{display:none}
.tut-ctl .button{background:transparent;color:var(--text);font-family:inherit;cursor:pointer}.tut-ctl .button:hover{border-color:var(--mint);color:var(--mint)}
.ctx-low{color:#73c991}.ctx-mid{color:#e8a13a}.ctx-high{color:#f48771}