html[data-site=v2]{--s2-container:1180px;--s2-r-lg:calc(var(--radius) * 1.6);--s2-white:var(--card)}
:where(html[data-site=v2] .s2 ul,html[data-site=v2] .s2 ol,html[data-site=v2] .s2 menu){list-style:revert}html[data-site=v2] *{box-sizing:border-box}html[data-site=v2] body{background:var(--background);color:var(--foreground);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.55;overflow-x:hidden}html[data-site=v2] .s2 :where(img),html[data-site=v2] .s2 :where(video){max-width:100%;display:block}html[data-site=v2] .s2 :where(a){color:inherit}html[data-site=v2] .s2 :where(button){font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;padding:0}html[data-site=v2] .s2 :where(h1),html[data-site=v2] .s2 :where(h2),html[data-site=v2] .s2 :where(h3),html[data-site=v2] .s2 :where(h4){font-family:var(--font-display);letter-spacing:-.02em;text-wrap:balance;margin:0;font-weight:700;line-height:1.05}html[data-site=v2] .s2 :where(p){margin:0}html[data-site=v2] .s2-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}html[data-site=v2] .s2-wrap{width:min(var(--s2-container), calc(100% - 40px));margin-inline:auto}html[data-site=v2] .s2-wrap-n{width:min(760px,100% - 40px);margin-inline:auto}html[data-site=v2] :focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}@media (prefers-reduced-motion:reduce){html[data-site=v2] *,html[data-site=v2] :before,html[data-site=v2] :after{transition-duration:.001ms!important;animation-duration:.001ms!important}}html[data-site=v2] .s2-btn{border-radius:var(--radius-lg);height:44px;transition:transform .16s var(--ease-standard), background .2s, box-shadow .2s;white-space:nowrap;align-items:center;gap:8px;padding:0 18px;font-size:15px;font-weight:600;text-decoration:none;display:inline-flex}html[data-site=v2] .s2-btn:active{transform:scale(.985)}html[data-site=v2] .s2-btn-primary{background:var(--primary);color:var(--s2-white);box-shadow:0 1px 0 color-mix(in srgb, var(--s2-white) 15%, transparent) inset}html[data-site=v2] .s2-btn-primary:hover{background:var(--background-invert)}html[data-site=v2] .s2-btn-quiet{background:var(--card);color:var(--foreground);border:1px solid var(--border)}html[data-site=v2] .s2-btn-quiet:hover{background:var(--background-band)}html[data-site=v2] .s2-btn-ghost{color:var(--muted-foreground)}html[data-site=v2] .s2-btn-ghost:hover{color:var(--foreground);background:var(--background-band)}html[data-site=v2] .s2-final .s2-btn-ghost{color:var(--background-invert-foreground)}html[data-site=v2] .s2-final .s2-btn-ghost:hover{color:var(--background-invert)}html[data-site=v2] .s2-btn-sm{height:36px;padding:0 14px;font-size:14px}html[data-site=v2] .s2-btn-inv{background:var(--background-invert-foreground);color:var(--background-invert)}html[data-site=v2] .s2-btn-inv:hover{background:var(--s2-white)}html[data-site=v2] .s2-sec{padding:96px 0}html[data-site=v2] .s2-sec-tight{padding:64px 0}html[data-site=v2] .s2-sec-head{max-width:720px;margin-bottom:44px}html[data-site=v2] .s2-sec-head h2{margin-bottom:16px;font-size:clamp(32px,4.4vw,52px)}html[data-site=v2] .s2-sec-head p{color:var(--muted-foreground);max-width:62ch;font-size:18px;line-height:1.55}html[data-site=v2] .s2-sec-head.s2-center{text-align:center;margin-inline:auto}html[data-site=v2] .s2-sec-head.s2-center p{margin-inline:auto}html[data-site=v2] .s2-lede{text-wrap:pretty;color:var(--muted-foreground);font-size:19px;line-height:1.55}html[data-site=v2] .s2-band{background:var(--background-band)}html[data-site=v2] .s2-inv{background:var(--background-invert);color:var(--background-invert-foreground)}html[data-site=v2] .s2-inv .s2-sec-head p,html[data-site=v2] .s2-inv .s2-lede{color:var(--background-invert-muted)}html[data-site=v2] .s2-inv h2,html[data-site=v2] .s2-inv h3{color:var(--s2-white)}html[data-site=v2] [data-reveal].s2-pre{opacity:0;transform:translateY(14px)}html[data-site=v2] [data-reveal].s2-in{opacity:1;transition:opacity .6s var(--ease-standard), transform .7s var(--ease-standard);transform:none}html[data-site=v2] [data-reveal].s2-in[data-delay="1"]{transition-delay:80ms}html[data-site=v2] [data-reveal].s2-in[data-delay="2"]{transition-delay:.16s}html[data-site=v2] [data-reveal].s2-in[data-delay="3"]{transition-delay:.24s}html[data-site=v2] .s2-hero{padding:64px 0 40px;position:relative;overflow:hidden}html[data-site=v2] .s2-hero-grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px;display:grid}html[data-site=v2] .s2-hero h1{letter-spacing:-.03em;font-size:clamp(44px,6.2vw,84px);line-height:.98}html[data-site=v2] .s2-hero h1 .s2-hl{background:linear-gradient(transparent 58%, var(--highlight) 58%);padding:0 .04em}html[data-site=v2] .s2-hero .s2-lede{max-width:56ch;margin-top:22px}html[data-site=v2] .s2-hero .s2-ctas{flex-wrap:wrap;align-items:center;gap:10px;margin-top:30px;display:flex}html[data-site=v2] .s2-hero .s2-fine{color:var(--foreground-faint);margin-top:16px;font-size:13px}html[data-site=v2] .s2-hero .s2-stage{position:relative}html[data-site=v2] .s2-hero .s2-stage img{border-radius:var(--radius-3xl);box-shadow:var(--elevation-float)}@media (max-width:900px){html[data-site=v2] .s2-hero-grid{grid-template-columns:1fr;gap:28px}html[data-site=v2] .s2-hero{padding-top:44px}}html[data-site=v2] .s2-doors{grid-template-columns:repeat(3,1fr);gap:16px;margin-top:56px;display:grid}html[data-site=v2] .s2-door{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius-3xl);min-height:320px;transition:transform .2s var(--ease-standard), box-shadow .2s var(--ease-standard);flex-direction:column;padding:18px 18px 16px;display:flex;position:relative;overflow:hidden}html[data-site=v2] .s2-door:hover{box-shadow:var(--elevation-card);transform:translateY(-2px)}html[data-site=v2] .s2-door .s2-verb{font-family:var(--font-display);letter-spacing:-.02em;align-items:center;gap:10px;font-size:22px;font-weight:700;display:flex}html[data-site=v2] .s2-door .s2-verb svg{width:22px;height:22px;color:var(--primary)}html[data-site=v2] .s2-door .s2-verb .s2-arrow{color:var(--foreground-faint);transition:transform .2s var(--ease-standard);margin-left:auto}html[data-site=v2] .s2-door:hover .s2-verb .s2-arrow{color:var(--primary);transform:translate(4px)}html[data-site=v2] .s2-door .s2-say{color:var(--muted-foreground);margin-top:6px;font-size:14px;line-height:1.45}html[data-site=v2] .s2-door .s2-mini{background:var(--background);border:1px solid var(--border-soft);border-radius:14px;height:190px;margin-top:18px;position:relative;overflow:hidden}@media (max-width:860px){html[data-site=v2] .s2-doors{grid-template-columns:1fr}html[data-site=v2] .s2-door{min-height:0}}html[data-site=v2] .s2-mini-sheets{background:linear-gradient(to right, color-mix(in oklab, var(--foreground-faint) 9%, transparent) 1px, transparent 1px) 0 0/28px 28px, linear-gradient(to bottom, color-mix(in oklab, var(--foreground-faint) 9%, transparent) 1px, transparent 1px) 0 0/28px 28px;position:absolute;inset:0}html[data-site=v2] .s2-mini-sheets .s2-sheet{aspect-ratio:1/1.4142;background:var(--s2-white);width:120px;box-shadow:0 8px 20px -10px color-mix(in srgb, var(--foreground) 35%, transparent);border-radius:3px;padding:10px 9px;position:absolute;left:50%;transform:translate(-50%)}html[data-site=v2] .s2-mini-sheets .s2-sheet i{background:var(--border-soft);border-radius:2px;height:3px;margin-bottom:4px;display:block}html[data-site=v2] .s2-mini-sheets .s2-sheet i.s2-h{background:var(--muted-foreground);width:70%;height:5px;margin-bottom:6px}html[data-site=v2] .s2-mini-sheets .s2-sheet i.s2-g{background:var(--highlight)}html[data-site=v2] .s2-mini-sheets .s2-stack{animation:7s linear infinite s2-sheetscroll;position:absolute;inset:0}@keyframes s2-sheetscroll{0%{transform:translateY(20px)}to{transform:translateY(-240px)}}html[data-site=v2] .s2-mini-q{flex-direction:column;gap:6px;display:flex;position:absolute;inset:12px}html[data-site=v2] .s2-mini-q .s2-stem{color:var(--foreground);font-size:11.5px;line-height:1.35}html[data-site=v2] .s2-mini-q .s2-opt{border:1.5px solid var(--border);background:var(--s2-white);border-radius:8px;padding:5px 8px;font-size:11px;transition:border-color .25s,background .25s}html[data-site=v2] .s2-mini-q .s2-opt.s2-pick{border-color:var(--primary);background:var(--primary-tint)}html[data-site=v2] .s2-mini-q .s2-row{align-items:center;gap:6px;margin-top:auto;display:flex}html[data-site=v2] .s2-mini-q .s2-tg{border:1.5px solid var(--border);color:var(--muted-foreground);border-radius:999px;padding:3px 9px;font-size:10.5px;transition:all .25s}html[data-site=v2] .s2-mini-q .s2-tg.s2-on{border-color:var(--brand-accent-fill);background:var(--brand-accent-tint);color:var(--brand-accent-foreground)}html[data-site=v2] .s2-mini-q .s2-fb{background:var(--activity-tint);color:var(--activity-text);transition:transform .35s var(--ease-standard);border-radius:8px;padding:8px 10px;font-size:11px;position:absolute;bottom:0;left:0;right:0;transform:translateY(120%)}html[data-site=v2] .s2-mini-q .s2-fb.s2-show{transform:none}html[data-site=v2] .s2-mini-mock{flex-direction:column;display:flex;position:absolute;inset:12px}html[data-site=v2] .s2-mini-mock .s2-top{color:var(--muted-foreground);justify-content:space-between;align-items:center;font-size:11px;display:flex}html[data-site=v2] .s2-mini-mock .s2-clock{font-family:var(--font-mono);color:var(--foreground);background:var(--s2-white);border:1px solid var(--border);border-radius:6px;padding:2px 7px;font-size:13px}html[data-site=v2] .s2-mini-mock .s2-lines{gap:6px;margin-top:12px;display:grid}html[data-site=v2] .s2-mini-mock .s2-lines i{background:var(--s2-white);border:1px solid var(--border-soft);border-radius:3px;height:6px;display:block}html[data-site=v2] .s2-mini-mock .s2-tray{gap:5px;margin-top:auto;display:flex}html[data-site=v2] .s2-mini-mock .s2-tray b{border:1.5px solid var(--border);width:18px;height:18px;font:600 9px var(--font-mono);color:var(--foreground-faint);background:var(--s2-white);border-radius:50%;place-items:center;transition:all .25s;display:grid}html[data-site=v2] .s2-mini-mock .s2-tray b.s2-done{background:var(--primary);border-color:var(--primary);color:var(--s2-white)}html[data-site=v2] .s2-mini-mock .s2-tray b.s2-flag{border-color:var(--activity);color:var(--activity-text)}html[data-site=v2] .s2-mini-mock .s2-grade{background:var(--s2-white);border:1px solid var(--border);font-family:var(--font-mono);opacity:0;transition:all .35s var(--ease-standard);border-radius:10px;padding:6px 10px;font-size:12px;position:absolute;bottom:26px;right:0;transform:translateY(6px)}html[data-site=v2] .s2-mini-mock .s2-grade.s2-show{opacity:1;transform:none}html[data-site=v2] .s2-mini-mock .s2-grade b{color:var(--primary);font-size:18px;line-height:1;display:block}html[data-site=v2] .s2-facts{border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft);background:var(--card)}html[data-site=v2] .s2-facts .s2-wrap{grid-template-columns:repeat(4,1fr);display:grid}html[data-site=v2] .s2-fact{border-right:1px solid var(--border-soft);padding:22px 18px 22px 0}html[data-site=v2] .s2-fact:last-child{border-right:0}html[data-site=v2] .s2-fact:not(:first-child){padding-left:18px}html[data-site=v2] .s2-fact b{font-family:var(--font-display);letter-spacing:-.03em;color:var(--foreground);font-size:26px;font-weight:700;display:block}html[data-site=v2] .s2-fact span{color:var(--foreground-faint);margin-top:4px;font-size:13px;line-height:1.35;display:block}@media (max-width:760px){html[data-site=v2] .s2-facts .s2-wrap{grid-template-columns:1fr 1fr}html[data-site=v2] .s2-fact:nth-child(2){border-right:0}html[data-site=v2] .s2-fact:nth-child(n+3){border-top:1px solid var(--border-soft)}html[data-site=v2] .s2-fact:nth-child(3){padding-left:0}}html[data-site=v2] .s2-reader-sec .s2-sec-head{margin-bottom:28px}html[data-site=v2] .s2-scene{background:var(--background);border:1px solid var(--border-soft);border-radius:var(--radius-3xl);box-shadow:var(--elevation-card);position:relative;overflow:hidden}html[data-site=v2] .s2-reader{--zoom:1;grid-template-columns:232px minmax(0,1fr) 210px;height:640px;font-size:14px;display:grid;position:relative}html[data-site=v2] .s2-reader .s2-rail{border-right:1px solid var(--border-soft);background:var(--background);flex-direction:column;gap:6px;padding:14px 12px;display:flex}html[data-site=v2] .s2-reader .s2-rail .s2-lk{justify-content:space-between;align-items:center;padding:2px 4px 10px;display:flex}html[data-site=v2] .s2-reader .s2-rail .s2-lk svg{width:auto;height:18px}html[data-site=v2] .s2-reader .s2-rail .s2-lk i{background:var(--background-band);width:22px;height:22px;color:var(--muted-foreground);border-radius:6px;place-items:center;display:grid}html[data-site=v2] .s2-reader .s2-rail .s2-back{color:var(--muted-foreground);align-items:center;gap:8px;padding:4px 6px;font-size:13.5px;display:flex}html[data-site=v2] .s2-reader .s2-rail .s2-lec{align-items:center;gap:8px;padding:6px;font-size:14px;font-weight:600;display:flex}html[data-site=v2] .s2-reader .s2-rail .s2-lec b{border:1px solid var(--border);width:22px;height:22px;font:500 11px var(--font-mono);color:var(--muted-foreground);background:var(--s2-white);border-radius:6px;place-items:center;display:grid}html[data-site=v2] .s2-reader .s2-rail .s2-row{color:var(--muted-foreground);border-radius:8px;align-items:center;gap:8px;padding:6px 6px 6px 34px;font-size:13px;display:flex}html[data-site=v2] .s2-reader .s2-rail .s2-row .s2-n{font-family:var(--font-mono);color:var(--foreground-faint);margin-left:auto;font-size:11.5px}html[data-site=v2] .s2-reader .s2-rail .s2-sub{color:var(--muted-foreground);border-radius:8px;gap:8px;padding:4px 6px 4px 50px;font-size:12.5px;transition:background .25s;display:flex}html[data-site=v2] .s2-reader .s2-rail .s2-sub em{font-style:normal;font-family:var(--font-mono);color:var(--primary);font-size:11.5px}html[data-site=v2] .s2-reader .s2-rail .s2-sub.s2-on{background:var(--primary-tint);color:var(--foreground)}html[data-site=v2] .s2-reader .s2-desk{background:var(--background);position:relative;overflow:hidden}html[data-site=v2] .s2-reader .s2-desk:before{content:"";background:linear-gradient(to right, color-mix(in oklab, var(--foreground-faint) 9%, transparent) 1px, transparent 1px) 0 0/34px 34px, linear-gradient(to bottom, color-mix(in oklab, var(--foreground-faint) 9%, transparent) 1px, transparent 1px) 0 0/34px 34px;-webkit-mask-image:linear-gradient(to bottom, var(--foreground) 0, color-mix(in srgb, var(--foreground) 30%, transparent) 40%, transparent 80%);-webkit-mask-image:linear-gradient(to bottom, var(--foreground) 0, color-mix(in srgb, var(--foreground) 30%, transparent) 40%, transparent 80%);mask-image:linear-gradient(to bottom, var(--foreground) 0, color-mix(in srgb, var(--foreground) 30%, transparent) 40%, transparent 80%);opacity:.5;position:absolute;inset:0}html[data-site=v2] .s2-reader .s2-desk:after{content:"";filter:blur(8px);background:radial-gradient(68% 100% at 50% 0%, color-mix(in oklab, var(--foreground-faint) 10%, transparent), transparent 70%);pointer-events:none;width:120%;height:100%;position:absolute;top:0;left:-10%}html[data-site=v2] .s2-reader .s2-head{z-index:1;padding:20px 26px 0;position:relative}html[data-site=v2] .s2-reader .s2-head h3{font-size:26px}html[data-site=v2] .s2-reader .s2-head .s2-pg{font-family:var(--font-mono);color:var(--foreground-faint);margin-top:4px;font-size:12px}html[data-site=v2] .s2-reader .s2-port{z-index:1;place-content:start center;padding:0 24px 40px;display:grid;position:absolute;inset:82px 0 0;overflow:hidden}html[data-site=v2] .s2-reader .s2-page{background:var(--s2-white);width:560px;min-height:791.952px;box-shadow:var(--elevation-card);zoom:var(--zoom);transition:zoom .45s var(--ease-standard);color:var(--foreground);transform-origin:top;border-radius:4px;padding:34px 40px;font-size:11.4px;line-height:1.5;position:relative}html[data-site=v2] .s2-reader .s2-page .s2-run{font-family:var(--font-mono);letter-spacing:.06em;color:var(--foreground-faint);border-bottom:1px solid var(--border-soft);text-transform:uppercase;justify-content:space-between;margin-bottom:26px;padding-bottom:8px;font-size:8.5px;display:flex}html[data-site=v2] .s2-reader .s2-page .s2-doc-h1{font-family:var(--font-sans);letter-spacing:-.02em;text-wrap:pretty;margin:0 0 10px;font-size:22px;font-weight:600;line-height:1.2}html[data-site=v2] .s2-reader .s2-page .s2-src{color:var(--foreground-faint);margin-bottom:14px;font-size:9.5px}html[data-site=v2] .s2-reader .s2-page h2{font-family:var(--font-sans);letter-spacing:-.01em;align-items:baseline;gap:8px;margin:16px 0 6px;font-size:13px;font-weight:700;display:flex}html[data-site=v2] .s2-reader .s2-page h2 em{font-style:normal;font-family:var(--font-mono);color:var(--primary);font-size:11.5px;font-weight:500}html[data-site=v2] .s2-reader .s2-page p{text-wrap:pretty;margin:0 0 8px}html[data-site=v2] .s2-reader .s2-page ul{margin:0 0 8px;padding-left:16px}html[data-site=v2] .s2-reader .s2-page li{margin:2px 0}html[data-site=v2] .s2-reader .s2-page .s2-callout{background:var(--info-tint);border:1px solid color-mix(in oklab, var(--info-text) 25%, transparent);border-radius:8px;margin:10px 0 14px;padding:10px 12px}html[data-site=v2] .s2-reader .s2-page .s2-callout b{font-family:var(--font-mono);letter-spacing:.08em;color:var(--info-text);margin-bottom:4px;font-size:8.5px;display:block}html[data-site=v2] .s2-reader .s2-page .s2-term{border-bottom:1.5px dotted var(--primary);cursor:help;border-radius:2px;transition:background .2s}html[data-site=v2] .s2-reader .s2-page .s2-term.s2-hot{background:var(--primary-tint)}html[data-site=v2] .s2-reader .s2-page .s2-dl{grid-template-columns:96px 1fr;gap:3px 12px;margin:6px 0 10px;font-size:10.8px;display:grid}html[data-site=v2] .s2-reader .s2-page .s2-dl dt{color:var(--foreground);font-weight:600}html[data-site=v2] .s2-reader .s2-page .s2-dl dd{color:var(--muted-foreground);margin:0}html[data-site=v2] .s2-reader .s2-page .s2-hlx{background:linear-gradient(to right, var(--highlight), var(--highlight)) no-repeat 0 0 / var(--w,0%) 100%;border-radius:2px;transition:--w .5s}html[data-site=v2] .s2-reader .s2-page .s2-hlx.s2-on{background-size:100% 100%}html[data-site=v2] .s2-reader .s2-page .s2-folio{text-align:center;font-family:var(--font-mono);color:var(--foreground-faint);font-size:8.5px;position:absolute;bottom:14px;left:0;right:0}html[data-site=v2] .s2-reader .s2-notes{border-left:1px solid var(--border-soft);background:var(--background);z-index:1;padding:14px;position:relative}html[data-site=v2] .s2-reader .s2-notes .s2-t{justify-content:space-between;align-items:center;font-size:13.5px;font-weight:600;display:flex}html[data-site=v2] .s2-reader .s2-notes .s2-t span{color:var(--foreground-faint);font-weight:400;font-family:var(--font-mono);margin-left:4px;font-size:12px}html[data-site=v2] .s2-reader .s2-notes .s2-empty{color:var(--foreground-faint);margin-top:10px;font-size:12.5px}html[data-site=v2] .s2-reader .s2-notes .s2-hi{background:var(--s2-white);border:1px solid var(--border-soft);color:var(--muted-foreground);opacity:0;transition:all .35s var(--ease-standard);border-radius:10px;margin-top:10px;padding:9px 10px;font-size:12px;line-height:1.4;transform:translateY(6px)}html[data-site=v2] .s2-reader .s2-notes .s2-hi.s2-show{opacity:1;transform:none}html[data-site=v2] .s2-reader .s2-notes .s2-hi q{quotes:none;border-left:3px solid var(--highlight);color:var(--foreground);margin-bottom:6px;padding-left:8px;display:block}html[data-site=v2] .s2-reader .s2-pill{z-index:5;background:var(--s2-white);border:1px solid var(--border);box-shadow:var(--elevation-card);border-radius:12px;align-items:center;gap:2px;padding:4px;font-size:12.5px;display:flex;position:absolute;bottom:16px;left:250px}html[data-site=v2] .s2-reader .s2-pill button,html[data-site=v2] .s2-reader .s2-pill .s2-z{min-width:30px;height:30px;color:var(--muted-foreground);border-radius:8px;place-items:center;padding:0 8px;display:grid}html[data-site=v2] .s2-reader .s2-pill button.s2-on{background:var(--primary-tint);color:var(--primary)}html[data-site=v2] .s2-reader .s2-pill .s2-sep{background:var(--border-soft);width:1px;height:20px;margin:0 4px}html[data-site=v2] .s2-reader .s2-pill .s2-z{font-family:var(--font-mono);color:var(--foreground);width:46px}html[data-site=v2] .s2-reader .s2-pill svg{width:15px;height:15px}html[data-site=v2] .s2-reader .s2-pill.s2-note{padding:4px;left:auto;right:226px}html[data-site=v2] .s2-reader .s2-cursor{z-index:9;width:18px;height:22px;left:var(--x,50%);top:var(--y,50%);transition:left 1s var(--ease-standard), top 1s var(--ease-standard), transform .12s;filter:drop-shadow(0 2px 3px color-mix(in srgb, var(--foreground) 30%, transparent));pointer-events:none;position:absolute}html[data-site=v2] .s2-reader .s2-cursor.s2-click{transform:scale(.85)}html[data-site=v2] .s2-reader .s2-selbar{z-index:8;left:var(--x);top:var(--y);background:var(--s2-white);border:1px solid var(--border);box-shadow:var(--elevation-float);opacity:0;transition:opacity .25s, transform .25s var(--ease-standard);pointer-events:none;border-radius:10px;gap:2px;padding:4px;font-size:12.5px;display:flex;position:absolute;transform:translateY(6px)scale(.96)}html[data-site=v2] .s2-reader .s2-selbar.s2-show{opacity:1;transform:none}html[data-site=v2] .s2-reader .s2-selbar b{border-radius:7px;align-items:center;gap:6px;padding:5px 10px;font-weight:500;display:flex}html[data-site=v2] .s2-reader .s2-selbar b.s2-on{background:var(--primary-tint);color:var(--primary)}html[data-site=v2] .s2-reader .s2-selbar svg{width:14px;height:14px}html[data-site=v2] .s2-reader .s2-notecard{z-index:8;left:var(--x);top:var(--y);background:var(--s2-white);border:1px solid var(--border);width:210px;box-shadow:var(--elevation-float);opacity:0;transition:opacity .3s, transform .35s var(--ease-standard);pointer-events:none;border-radius:12px;padding:10px 12px;font-size:12.5px;position:absolute;transform:translateY(8px)}html[data-site=v2] .s2-reader .s2-notecard.s2-show{opacity:1;transform:none}html[data-site=v2] .s2-reader .s2-notecard .s2-lbl{font-family:var(--font-mono);letter-spacing:.06em;color:var(--foreground-faint);justify-content:space-between;margin-bottom:6px;font-size:10.5px;display:flex}html[data-site=v2] .s2-reader .s2-notecard .s2-txt{min-height:36px;color:var(--foreground);line-height:1.4}html[data-site=v2] .s2-reader .s2-notecard .s2-txt:after{content:"";background:var(--foreground);vertical-align:-2px;width:1px;height:13px;margin-left:1px;animation:1s step-end infinite s2-blink;display:inline-block}html[data-site=v2] .s2-reader .s2-notecard.s2-done .s2-txt:after{display:none}html[data-site=v2] .s2-reader .s2-notecard .s2-act{justify-content:flex-end;gap:6px;margin-top:8px;display:flex}html[data-site=v2] .s2-reader .s2-notecard .s2-act b{border-radius:7px;padding:4px 9px;font-size:11.5px;font-weight:500}html[data-site=v2] .s2-reader .s2-notecard .s2-act .s2-save{background:var(--primary);color:var(--s2-white)}@keyframes s2-blink{50%{opacity:0}}html[data-site=v2] .s2-reader .s2-pop{z-index:8;left:var(--x);top:var(--y);background:var(--s2-white);border:1px solid var(--border);width:250px;box-shadow:var(--elevation-float);opacity:0;transition:opacity .3s, transform .35s var(--ease-standard);pointer-events:none;border-radius:12px;padding:11px 12px;font-size:12.5px;position:absolute;transform:translateY(8px)}html[data-site=v2] .s2-reader .s2-pop.s2-show{opacity:1;transform:none}html[data-site=v2] .s2-reader .s2-pop .s2-w{justify-content:space-between;align-items:baseline;margin-bottom:3px;font-size:14px;font-weight:600;display:flex}html[data-site=v2] .s2-reader .s2-pop .s2-w span{font-family:var(--font-mono);color:var(--foreground-faint);letter-spacing:.06em;font-size:10.5px}html[data-site=v2] .s2-reader .s2-pop .s2-d{color:var(--muted-foreground);line-height:1.4}html[data-site=v2] .s2-reader .s2-pop .s2-act{gap:6px;margin-top:9px;display:flex}html[data-site=v2] .s2-reader .s2-pop .s2-act b{text-align:center;border:1px solid var(--border);border-radius:8px;flex:1;padding:6px 8px;font-size:11.5px;font-weight:500;transition:all .25s}html[data-site=v2] .s2-reader .s2-pop .s2-act .s2-sl{color:var(--warning-text);border-color:color-mix(in oklab, var(--warning-text) 45%, transparent);background:var(--warning-tint)}html[data-site=v2] .s2-reader .s2-pop .s2-act .s2-kn{color:var(--success-text);border-color:color-mix(in oklab, var(--success-text) 45%, transparent);background:var(--success-tint)}html[data-site=v2] .s2-reader .s2-pop .s2-act b.s2-hit{filter:brightness(.95);transform:scale(.96)}html[data-site=v2] .s2-reader .s2-cap{z-index:6;background:var(--background-invert);color:var(--background-invert-foreground);white-space:nowrap;opacity:0;pointer-events:none;box-shadow:var(--elevation-float);border-radius:999px;padding:8px 14px;font-size:13px;transition:opacity .3s;position:absolute;bottom:18px;left:50%;transform:translate(-50%)}html[data-site=v2] .s2-reader .s2-cap.s2-show{opacity:1}@media (max-width:1000px){html[data-site=v2] .s2-reader{grid-template-columns:200px minmax(0,1fr)}html[data-site=v2] .s2-reader .s2-notes{display:none}html[data-site=v2] .s2-reader .s2-pill.s2-note{right:16px}}@media (max-width:700px){html[data-site=v2] .s2-reader{grid-template-columns:1fr;height:560px}html[data-site=v2] .s2-reader .s2-rail{display:none}html[data-site=v2] .s2-reader .s2-head{padding:16px 16px 0}html[data-site=v2] .s2-reader .s2-head h3{font-size:22px}html[data-site=v2] .s2-reader .s2-port{padding:0 14px 30px;inset:74px 0 0}html[data-site=v2] .s2-reader .s2-page{zoom:calc(var(--zoom) * .58)}html[data-site=v2] .s2-reader .s2-pill{bottom:12px;left:12px}html[data-site=v2] .s2-reader .s2-cap{white-space:normal;text-align:center;width:calc(100% - 24px);bottom:64px}html[data-site=v2] .s2-reader .s2-notecard,html[data-site=v2] .s2-reader .s2-pop{width:auto;bottom:64px;right:12px;top:auto!important;left:12px!important}}html[data-site=v2] .s2-feats{grid-template-columns:repeat(3,1fr);gap:28px 32px;margin-top:40px;display:grid}html[data-site=v2] .s2-feat h4{font-family:var(--font-sans);letter-spacing:-.01em;align-items:center;gap:10px;margin-bottom:6px;font-size:16px;font-weight:600;display:flex}html[data-site=v2] .s2-feat h4 svg{width:18px;height:18px;color:var(--primary);flex:none}html[data-site=v2] .s2-feat p{color:var(--muted-foreground);font-size:14.5px;line-height:1.5}@media (max-width:860px){html[data-site=v2] .s2-feats{grid-template-columns:1fr 1fr}}@media (max-width:560px){html[data-site=v2] .s2-feats{grid-template-columns:1fr;gap:22px}}html[data-site=v2] .s2-bento{grid-template-columns:repeat(6,1fr);gap:16px;display:grid}html[data-site=v2] .s2-cell{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius-3xl);flex-direction:column;min-height:260px;padding:20px;display:flex;position:relative;overflow:hidden}html[data-site=v2] .s2-cell.s2-c2{grid-column:span 2}html[data-site=v2] .s2-cell.s2-c3{grid-column:span 3}html[data-site=v2] .s2-cell.s2-c4{grid-column:span 4}html[data-site=v2] .s2-cell.s2-c6{grid-column:span 6}html[data-site=v2] .s2-cell h4{font-family:var(--font-sans);margin:0 0 4px;font-size:16px;font-weight:600}html[data-site=v2] .s2-cell p{color:var(--muted-foreground);max-width:46ch;font-size:14px;line-height:1.45}html[data-site=v2] .s2-cell .s2-art{margin-top:auto;position:relative}html[data-site=v2] .s2-cell.s2-dark{background:var(--background-invert);color:var(--background-invert-foreground);border-color:var(--background-invert-border)}html[data-site=v2] .s2-cell.s2-dark h4{color:var(--s2-white)}html[data-site=v2] .s2-cell.s2-dark p{color:var(--background-invert-muted)}@media (max-width:900px){html[data-site=v2] .s2-bento{grid-template-columns:repeat(2,1fr)}html[data-site=v2] .s2-cell.s2-c2,html[data-site=v2] .s2-cell.s2-c3,html[data-site=v2] .s2-cell.s2-c4,html[data-site=v2] .s2-cell.s2-c6{grid-column:span 2}}@media (max-width:560px){html[data-site=v2] .s2-bento{grid-template-columns:1fr}html[data-site=v2] .s2-cell.s2-c2,html[data-site=v2] .s2-cell.s2-c3,html[data-site=v2] .s2-cell.s2-c4,html[data-site=v2] .s2-cell.s2-c6{grid-column:span 1}}html[data-site=v2] .s2-formula{background:var(--background);border:1px solid var(--border-soft);border-radius:12px;grid-template-columns:1fr 1fr;align-items:center;gap:12px;margin-top:18px;padding:16px;display:grid}html[data-site=v2] .s2-formula .s2-eq{text-align:center;letter-spacing:.02em;font-family:Times New Roman,Georgia,serif;font-size:30px;font-style:italic}html[data-site=v2] .s2-formula .s2-eq span{border-radius:5px;padding:0 3px;transition:background .25s,color .25s;display:inline-block}html[data-site=v2] .s2-formula .s2-eq span.s2-lit{background:var(--highlight);color:var(--foreground)}html[data-site=v2] .s2-formula .s2-eq sub{font-size:.55em;font-style:normal}html[data-site=v2] .s2-formula .s2-eq .s2-frac{vertical-align:middle;text-align:center;flex-direction:column;display:inline-flex}html[data-site=v2] .s2-formula .s2-eq .s2-frac>*{padding:0 6px}html[data-site=v2] .s2-formula .s2-eq .s2-frac>:first-child{border-bottom:1.5px solid}html[data-site=v2] .s2-formula .s2-terms{gap:4px;display:grid}html[data-site=v2] .s2-formula .s2-terms div{color:var(--muted-foreground);border-radius:8px;align-items:baseline;gap:10px;padding:6px 8px;font-size:13px;transition:background .25s;display:flex}html[data-site=v2] .s2-formula .s2-terms div.s2-lit{background:var(--primary-tint);color:var(--foreground)}html[data-site=v2] .s2-formula .s2-terms div i{min-width:22px;font-family:Times New Roman,Georgia,serif;font-size:16px}@media (max-width:560px){html[data-site=v2] .s2-formula{grid-template-columns:1fr}}html[data-site=v2] .s2-ladder{justify-content:center;align-items:flex-end;gap:14px;height:150px;margin-top:18px;display:flex}html[data-site=v2] .s2-ladder .s2-s{background:var(--s2-white);box-shadow:var(--elevation-card);aspect-ratio:1/1.4142;transition:width .5s var(--ease-standard);border-radius:3px;position:relative}html[data-site=v2] .s2-ladder .s2-s:after{content:attr(data-z);font:500 11px var(--font-mono);color:var(--foreground-faint);position:absolute;bottom:-22px;left:50%;transform:translate(-50%)}html[data-site=v2] .s2-ladder .s2-s.s2-on{outline:2px solid var(--primary);outline-offset:2px}html[data-site=v2] .s2-ladder .s2-s i{background:var(--border-soft);border-radius:1px;height:6%;position:absolute;left:14%;right:14%}html[data-site=v2] .s2-phone{aspect-ratio:9/19.2;background:var(--foreground);width:150px;box-shadow:var(--elevation-float);border-radius:24px;margin:14px auto 0;padding:7px;position:relative}html[data-site=v2] .s2-phone .s2-scr{background:var(--background);border-radius:18px;height:100%;position:relative;overflow:hidden}html[data-site=v2] .s2-phone .s2-scr img{object-fit:cover;object-position:top;width:100%;height:100%}html[data-site=v2] .s2-phone .s2-sheetbox{place-items:start center;padding-top:26px;display:grid;position:absolute;inset:0}html[data-site=v2] .s2-phone .s2-sheetbox .s2-ps{aspect-ratio:1/1.4142;background:var(--s2-white);width:78%;box-shadow:0 4px 12px -6px color-mix(in srgb, var(--foreground) 40%, transparent);border-radius:2px;padding:8px 7px}html[data-site=v2] .s2-phone .s2-sheetbox .s2-ps i{background:var(--border-soft);border-radius:1px;height:2px;margin-bottom:3px;display:block}html[data-site=v2] .s2-phone .s2-sheetbox .s2-ps i.s2-h{background:var(--muted-foreground);width:60%;height:4px;margin-bottom:5px}html[data-site=v2] .s2-phone .s2-bsheet{background:var(--s2-white);box-shadow:0 -6px 20px -8px color-mix(in srgb, var(--foreground) 30%, transparent);transition:transform .45s var(--ease-standard);color:var(--muted-foreground);border-radius:14px 14px 0 0;padding:8px;font-size:8px;position:absolute;bottom:0;left:0;right:0;transform:translateY(100%)}html[data-site=v2] .s2-phone .s2-bsheet:before{content:"";background:var(--border);border-radius:2px;width:26px;height:3px;margin:0 auto 6px;display:block}html[data-site=v2] .s2-phone .s2-bsheet.s2-show{transform:none}html[data-site=v2] .s2-phone .s2-bsheet b{color:var(--foreground);margin-bottom:2px;font-size:9px;display:block}html[data-site=v2] .s2-raildemo{border:1px solid var(--border-soft);background:var(--background);grid-template-columns:var(--rw,150px) 1fr;height:170px;transition:grid-template-columns .5s var(--ease-standard);border-radius:12px;margin-top:16px;display:grid;overflow:hidden}html[data-site=v2] .s2-raildemo .s2-r{border-right:1px solid var(--border-soft);white-space:nowrap;padding:10px;font-size:11.5px;overflow:hidden}html[data-site=v2] .s2-raildemo .s2-r div{color:var(--muted-foreground);align-items:center;gap:6px;padding:4px 6px;display:flex}html[data-site=v2] .s2-raildemo .s2-r div.s2-on{background:var(--primary-tint);color:var(--foreground);border-radius:6px}html[data-site=v2] .s2-raildemo .s2-r div em{font-style:normal;font-family:var(--font-mono);color:var(--primary);font-size:10px}html[data-site=v2] .s2-raildemo .s2-r div.s2-tick:before{content:"✓";color:var(--success-text);font-size:10px}html[data-site=v2] .s2-raildemo .s2-p{place-items:center;display:grid}html[data-site=v2] .s2-raildemo .s2-p i{aspect-ratio:1/1.4142;background:var(--s2-white);width:60%;max-height:140px;box-shadow:var(--elevation-card);border-radius:3px;display:block}html[data-site=v2] .s2-split{grid-template-columns:1fr 1fr;align-items:center;gap:48px;display:grid}html[data-site=v2] .s2-split .s2-copy h2{margin-bottom:14px;font-size:clamp(30px,3.6vw,44px)}html[data-site=v2] .s2-split .s2-copy .s2-lede{font-size:17px}html[data-site=v2] .s2-split ul.s2-pts{gap:14px;margin:22px 0 0;padding:0;list-style:none;display:grid}html[data-site=v2] .s2-split ul.s2-pts li{color:var(--muted-foreground);grid-template-columns:22px 1fr;gap:12px;font-size:15px;line-height:1.5;display:grid}html[data-site=v2] .s2-split ul.s2-pts li b{color:var(--foreground);font-weight:600}html[data-site=v2] .s2-split ul.s2-pts li svg{width:20px;height:20px;color:var(--primary);margin-top:2px}@media (max-width:900px){html[data-site=v2] .s2-split{grid-template-columns:1fr;gap:28px}html[data-site=v2] .s2-split.s2-rev .s2-copy{order:-1}}html[data-site=v2] .s2-runner{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius-3xl);box-shadow:var(--elevation-card);flex-direction:column;min-height:520px;display:flex;position:relative;overflow:hidden}html[data-site=v2] .s2-runner .s2-bar{border-bottom:1px solid var(--border-soft);color:var(--muted-foreground);align-items:center;gap:12px;padding:12px 16px;font-size:13px;display:flex}html[data-site=v2] .s2-runner .s2-bar .s2-x{width:22px;height:22px;color:var(--muted-foreground);place-items:center;display:grid}html[data-site=v2] .s2-runner .s2-bar .s2-prog{background:var(--background-band);border-radius:2px;flex:1;height:4px;margin:0 8px;overflow:hidden}html[data-site=v2] .s2-runner .s2-bar .s2-prog i{height:100%;width:var(--p,25%);background:var(--primary);transition:width .5s var(--ease-standard);display:block}html[data-site=v2] .s2-runner .s2-body{flex-direction:column;flex:1;gap:14px;padding:22px 22px 12px;display:flex}html[data-site=v2] .s2-runner .s2-stem{color:var(--foreground);text-wrap:pretty;font-size:16px;line-height:1.45}html[data-site=v2] .s2-runner .s2-opts{gap:8px;display:grid}html[data-site=v2] .s2-runner .s2-opt{border:1.5px solid var(--border);background:var(--s2-white);border-radius:12px;align-items:flex-start;gap:12px;padding:10px 12px;font-size:14px;line-height:1.4;transition:border-color .25s,background .25s,box-shadow .25s;display:flex}html[data-site=v2] .s2-runner .s2-opt b{border:1px solid var(--border);width:24px;height:24px;font:500 12px var(--font-mono);color:var(--muted-foreground);border-radius:7px;flex:none;place-items:center;display:grid}html[data-site=v2] .s2-runner .s2-opt.s2-pick{border-color:var(--primary);background:var(--primary-tint);box-shadow:0 0 0 1px var(--primary) inset}html[data-site=v2] .s2-runner .s2-opt.s2-pick b{background:var(--primary);color:var(--s2-white);border-color:var(--primary)}html[data-site=v2] .s2-runner .s2-opt.s2-right{border-color:var(--success-text);background:var(--success-tint)}html[data-site=v2] .s2-runner .s2-opt.s2-right b{background:var(--success-text);color:var(--s2-white);border-color:var(--success-text)}html[data-site=v2] .s2-runner .s2-opt.s2-wrong{border-color:var(--destructive-text);background:var(--destructive-tint)}html[data-site=v2] .s2-runner .s2-opt.s2-wrong b{background:var(--destructive-text);color:var(--s2-white);border-color:var(--destructive-text)}html[data-site=v2] .s2-runner .s2-conf{color:var(--muted-foreground);flex-wrap:wrap;align-items:center;gap:8px;margin-top:auto;font-size:13px;display:flex}html[data-site=v2] .s2-runner .s2-conf .s2-tg{border:1.5px solid var(--border);color:var(--muted-foreground);background:var(--s2-white);border-radius:999px;align-items:center;gap:6px;padding:5px 12px;font-weight:500;transition:all .25s;display:flex}html[data-site=v2] .s2-runner .s2-conf .s2-tg svg{width:13px;height:13px}html[data-site=v2] .s2-runner .s2-conf .s2-tg.s2-on{border-color:var(--brand-accent-fill);background:var(--brand-accent-tint);color:var(--brand-accent-foreground)}html[data-site=v2] .s2-runner .s2-foot{border-top:1px solid var(--border-soft);justify-content:flex-end;gap:8px;padding:12px 22px 18px;display:flex}html[data-site=v2] .s2-runner .s2-foot .s2-b{border-radius:10px;place-items:center;height:40px;padding:0 16px;font-size:14px;font-weight:600;transition:all .2s;display:grid}html[data-site=v2] .s2-runner .s2-foot .s2-idk{border:1px solid var(--border);background:var(--s2-white)}html[data-site=v2] .s2-runner .s2-foot .s2-chk{background:var(--primary);color:var(--s2-white);opacity:.45}html[data-site=v2] .s2-runner .s2-foot .s2-chk.s2-ready{opacity:1}html[data-site=v2] .s2-runner .s2-foot .s2-chk.s2-hit{transform:scale(.97)}html[data-site=v2] .s2-runner .s2-fb{background:var(--s2-white);border-top:1px solid var(--border-soft);box-shadow:0 -12px 30px -14px color-mix(in srgb, var(--foreground) 30%, transparent);transition:transform .45s var(--ease-standard);padding:16px 22px 18px;position:absolute;bottom:0;left:0;right:0;transform:translateY(105%)}html[data-site=v2] .s2-runner .s2-fb.s2-show{transform:none}html[data-site=v2] .s2-runner .s2-fb .s2-h{font-size:18px;font-weight:700;font-family:var(--font-display);letter-spacing:-.01em;align-items:center;gap:8px;display:flex}html[data-site=v2] .s2-runner .s2-fb.s2-no .s2-h{color:var(--destructive-text)}html[data-site=v2] .s2-runner .s2-fb.s2-yes .s2-h{color:var(--success-text)}html[data-site=v2] .s2-runner .s2-fb .s2-why{background:var(--activity-tint);color:var(--activity-text);border-radius:10px;align-items:flex-start;gap:10px;margin-top:10px;padding:10px 12px;font-size:14px;display:flex}html[data-site=v2] .s2-runner .s2-fb.s2-yes .s2-why{background:var(--success-tint);color:var(--success-text)}html[data-site=v2] .s2-runner .s2-fb .s2-why svg{flex:none;width:16px;height:16px;margin-top:2px}html[data-site=v2] .s2-runner .s2-fb .s2-ex{color:var(--muted-foreground);margin-top:10px;font-size:14px;line-height:1.45}html[data-site=v2] .s2-runner .s2-fb .s2-src{font-family:var(--font-mono);letter-spacing:.08em;color:var(--foreground-faint);text-transform:uppercase;margin-top:8px;font-size:10.5px}html[data-site=v2] .s2-runner .s2-fb .s2-cont{background:var(--primary);height:42px;color:var(--s2-white);border-radius:10px;place-items:center;margin-top:12px;font-size:14px;font-weight:600;display:grid}html[data-site=v2] .s2-runner .s2-cursor{z-index:9;width:18px;height:22px;left:var(--x,50%);top:var(--y,50%);transition:left .9s var(--ease-standard), top .9s var(--ease-standard), transform .12s;filter:drop-shadow(0 2px 3px color-mix(in srgb, var(--foreground) 30%, transparent));pointer-events:none;position:absolute}html[data-site=v2] .s2-runner .s2-cursor.s2-click{transform:scale(.85)}html[data-site=v2] .s2-labels{flex-wrap:wrap;gap:8px;margin-top:18px;display:flex}html[data-site=v2] .s2-labels span{border:1px solid var(--border);background:var(--s2-white);color:var(--muted-foreground);border-radius:999px;padding:6px 12px;font-size:13px}html[data-site=v2] .s2-labels span.s2-on{border-color:var(--primary);color:var(--primary);background:var(--primary-tint)}html[data-site=v2] .s2-inv .s2-labels span{border-color:var(--background-invert-border);color:var(--background-invert-muted);background:0 0}html[data-site=v2] .s2-inv .s2-labels span.s2-on{border-color:var(--background-invert-foreground);color:var(--s2-white);background:color-mix(in srgb, var(--s2-white) 6%, transparent)}html[data-site=v2] .s2-engine{grid-template-columns:1.1fr .9fr;align-items:start;gap:48px;display:grid}html[data-site=v2] .s2-cells{background:color-mix(in srgb, var(--s2-white) 4%, transparent);border:1px solid var(--background-invert-border);border-radius:var(--radius-3xl);padding:18px}html[data-site=v2] .s2-cells .s2-hdr{grid-template-columns:120px repeat(10,1fr);gap:4px;margin-bottom:6px;display:grid}html[data-site=v2] .s2-cells .s2-hdr span{font-family:var(--font-mono);color:var(--background-invert-muted);text-align:center;writing-mode:vertical-rl;letter-spacing:.02em;justify-content:center;align-items:center;height:78px;font-size:9.5px;display:flex;transform:rotate(180deg)}html[data-site=v2] .s2-cells .s2-row{grid-template-columns:120px repeat(10,1fr);align-items:center;gap:4px;margin-bottom:4px;display:grid}html[data-site=v2] .s2-cells .s2-row label{color:var(--background-invert-muted);white-space:nowrap;text-overflow:ellipsis;padding-right:8px;font-size:11.5px;overflow:hidden}html[data-site=v2] .s2-cells .s2-row i{aspect-ratio:1;background:color-mix(in srgb, var(--s2-white) 6%, transparent);border-radius:4px;transition:background .4s,box-shadow .3s;display:block}html[data-site=v2] .s2-cells .s2-row i[data-m="1"]{background:color-mix(in oklab, var(--highlight) 22%, transparent)}html[data-site=v2] .s2-cells .s2-row i[data-m="2"]{background:color-mix(in oklab, var(--highlight) 45%, transparent)}html[data-site=v2] .s2-cells .s2-row i[data-m="3"]{background:color-mix(in oklab, var(--highlight) 75%, transparent)}html[data-site=v2] .s2-cells .s2-row i[data-m="4"]{background:var(--highlight)}html[data-site=v2] .s2-cells .s2-row i.s2-pick{box-shadow:0 0 0 2px var(--brand-accent)}html[data-site=v2] .s2-cells .s2-leg{color:var(--background-invert-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-top:12px;font-size:12px;display:flex}html[data-site=v2] .s2-cells .s2-leg .s2-draw{color:var(--s2-white);align-items:center;gap:8px;display:flex}html[data-site=v2] .s2-cells .s2-leg .s2-draw i{width:12px;height:12px;box-shadow:0 0 0 2px var(--brand-accent);border-radius:3px;display:inline-block}html[data-site=v2] .s2-cells .s2-status{font-family:var(--font-mono);color:var(--brand-accent);min-height:18px;margin-top:10px;font-size:12px}@media (max-width:900px){html[data-site=v2] .s2-engine{grid-template-columns:1fr}html[data-site=v2] .s2-cells .s2-hdr,html[data-site=v2] .s2-cells .s2-row{grid-template-columns:90px repeat(10,1fr)}}@media (max-width:520px){html[data-site=v2] .s2-cells{padding:12px}html[data-site=v2] .s2-cells .s2-hdr{display:none}html[data-site=v2] .s2-cells .s2-row{grid-template-columns:70px repeat(10,1fr)}html[data-site=v2] .s2-cells .s2-row label{font-size:10px}}html[data-site=v2] .s2-rules{gap:18px;display:grid}html[data-site=v2] .s2-rule{grid-template-columns:40px 1fr;gap:14px;display:grid}html[data-site=v2] .s2-rule .s2-ic{background:color-mix(in srgb, var(--s2-white) 6%, transparent);border:1px solid var(--background-invert-border);width:40px;height:40px;color:var(--brand-accent);border-radius:10px;place-items:center;display:grid}html[data-site=v2] .s2-rule .s2-ic svg{width:18px;height:18px}html[data-site=v2] .s2-rule h4{font-family:var(--font-sans);color:var(--s2-white);margin:0 0 4px;font-size:16px;font-weight:600}html[data-site=v2] .s2-rule p{color:var(--background-invert-muted);font-size:14.5px;line-height:1.5}html[data-site=v2] .s2-rule code{font-family:var(--font-mono);color:var(--background-invert-foreground);background:color-mix(in srgb, var(--s2-white) 7%, transparent);border-radius:5px;padding:1px 6px;font-size:12.5px}html[data-site=v2] .s2-modes{grid-template-columns:1fr 1fr;gap:12px;margin-top:26px;display:grid}html[data-site=v2] .s2-mode{border:1px solid var(--background-invert-border);background:color-mix(in srgb, var(--s2-white) 3%, transparent);border-radius:14px;padding:16px;transition:border-color .3s,background .3s}html[data-site=v2] .s2-mode.s2-on{border-color:var(--brand-accent);background:color-mix(in srgb, var(--s2-white) 6%, transparent)}html[data-site=v2] .s2-mode .s2-t{color:var(--s2-white);align-items:center;gap:8px;font-weight:600;display:flex}html[data-site=v2] .s2-mode .s2-t .s2-rec{background:var(--brand-accent-tint);color:var(--brand-accent-foreground);border-radius:999px;margin-left:auto;padding:2px 8px;font-size:11px;font-weight:500}html[data-site=v2] .s2-mode p{color:var(--background-invert-muted);margin-top:6px;font-size:13.5px;line-height:1.45}@media (max-width:520px){html[data-site=v2] .s2-modes{grid-template-columns:1fr}}html[data-site=v2] .s2-mock{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius-3xl);box-shadow:var(--elevation-card);flex-direction:column;min-height:520px;display:flex;position:relative;overflow:hidden}html[data-site=v2] .s2-mock .s2-top{border-bottom:1px solid var(--border-soft);align-items:center;gap:12px;padding:12px 18px;display:flex}html[data-site=v2] .s2-mock .s2-top .s2-kind{font-family:var(--font-mono);letter-spacing:.08em;color:var(--foreground-faint);text-transform:uppercase;font-size:10.5px}html[data-site=v2] .s2-mock .s2-top .s2-ttl{font-size:14px;font-weight:500}html[data-site=v2] .s2-mock .s2-top .s2-clock{font-family:var(--font-mono);border:1px solid var(--border);background:var(--s2-white);border-radius:8px;align-items:center;gap:6px;margin-left:auto;padding:5px 10px;font-size:14px;display:flex}html[data-site=v2] .s2-mock .s2-top .s2-clock svg{width:14px;height:14px;color:var(--muted-foreground)}html[data-site=v2] .s2-mock .s2-top .s2-sub{background:var(--primary);color:var(--s2-white);border-radius:8px;padding:7px 12px;font-size:13px;font-weight:600;transition:transform .12s}html[data-site=v2] .s2-mock .s2-top .s2-sub.s2-hit{transform:scale(.96)}html[data-site=v2] .s2-mock .s2-body{flex-direction:column;flex:1;gap:12px;padding:20px 22px;display:flex}html[data-site=v2] .s2-mock .s2-qn{justify-content:space-between;align-items:center;display:flex}html[data-site=v2] .s2-mock .s2-qn .s2-n{font-family:var(--font-mono);letter-spacing:.08em;color:var(--foreground-faint);font-size:11px}html[data-site=v2] .s2-mock .s2-qn .s2-flag{border:1px solid var(--border);color:var(--muted-foreground);border-radius:8px;align-items:center;gap:6px;padding:5px 10px;font-size:12.5px;transition:all .25s;display:flex}html[data-site=v2] .s2-mock .s2-qn .s2-flag.s2-on{border-color:var(--activity);color:var(--activity-text);background:var(--activity-tint)}html[data-site=v2] .s2-mock .s2-qn .s2-flag svg{width:13px;height:13px}html[data-site=v2] .s2-mock .s2-stem{font-size:15px;line-height:1.45}html[data-site=v2] .s2-mock .s2-opts{gap:7px;display:grid}html[data-site=v2] .s2-mock .s2-opt{border:1px solid var(--border);background:var(--s2-white);border-radius:10px;align-items:flex-start;gap:10px;padding:9px 11px;font-size:13.5px;line-height:1.35;transition:all .25s;display:flex}html[data-site=v2] .s2-mock .s2-opt b{border:1px solid var(--border);width:22px;height:22px;font:500 11px var(--font-mono);color:var(--muted-foreground);border-radius:6px;flex:none;place-items:center;display:grid}html[data-site=v2] .s2-mock .s2-opt.s2-pick{border-color:var(--foreground);box-shadow:0 0 0 1px var(--foreground) inset}html[data-site=v2] .s2-mock .s2-opt.s2-pick b{background:var(--foreground);color:var(--s2-white);border-color:var(--foreground)}html[data-site=v2] .s2-mock .s2-note{color:var(--foreground-faint);max-width:52ch;font-size:12.5px;line-height:1.45}html[data-site=v2] .s2-mock .s2-tray{border-top:1px solid var(--border-soft);background:var(--background);align-items:center;gap:8px;padding:12px 18px;display:flex}html[data-site=v2] .s2-mock .s2-tray b{border:1.5px solid var(--border);width:30px;height:30px;font:500 12px var(--font-mono);color:var(--muted-foreground);background:var(--s2-white);border-radius:50%;place-items:center;transition:all .25s;display:grid}html[data-site=v2] .s2-mock .s2-tray b.s2-cur{border-color:var(--foreground);box-shadow:0 0 0 1.5px var(--foreground) inset}html[data-site=v2] .s2-mock .s2-tray b.s2-done{background:var(--primary-tint);border-color:var(--primary);color:var(--primary)}html[data-site=v2] .s2-mock .s2-tray b.s2-flag{border-color:var(--activity);color:var(--activity-text);background:var(--activity-tint)}html[data-site=v2] .s2-mock .s2-tray .s2-cnt{font-family:var(--font-mono);color:var(--muted-foreground);margin-left:auto;font-size:12px}html[data-site=v2] .s2-mock .s2-dlg{background:color-mix(in srgb, var(--foreground) 35%, transparent);opacity:0;pointer-events:none;place-items:center;transition:opacity .3s;display:grid;position:absolute;inset:0}html[data-site=v2] .s2-mock .s2-dlg.s2-show{opacity:1}html[data-site=v2] .s2-mock .s2-dlg .s2-box{background:var(--s2-white);width:min(360px,100% - 40px);box-shadow:var(--elevation-float);transition:transform .35s var(--ease-standard);border-radius:16px;padding:22px;transform:translateY(10px)}html[data-site=v2] .s2-mock .s2-dlg.s2-show .s2-box{transform:none}html[data-site=v2] .s2-mock .s2-dlg h4{font-family:var(--font-display);margin-bottom:6px;font-size:20px;font-weight:600}html[data-site=v2] .s2-mock .s2-dlg p{color:var(--muted-foreground);font-size:14px}html[data-site=v2] .s2-mock .s2-dlg .s2-a{justify-content:flex-end;gap:8px;margin-top:16px;font-size:14px;font-weight:600;display:flex}html[data-site=v2] .s2-mock .s2-dlg .s2-a b{border-radius:9px;padding:9px 14px}html[data-site=v2] .s2-mock .s2-dlg .s2-a .s2-go{background:var(--primary);color:var(--s2-white)}html[data-site=v2] .s2-mock .s2-dlg .s2-a .s2-no{border:1px solid var(--border)}html[data-site=v2] .s2-mock .s2-res{background:var(--s2-white);transition:transform .5s var(--ease-standard);flex-direction:column;gap:14px;padding:24px;display:flex;position:absolute;inset:0;transform:translateY(100%)}html[data-site=v2] .s2-mock .s2-res.s2-show{transform:none}html[data-site=v2] .s2-mock .s2-res .s2-g{grid-template-columns:auto 1fr;align-items:center;gap:18px;display:grid}html[data-site=v2] .s2-mock .s2-res .s2-g .s2-big{font-family:var(--font-mono);letter-spacing:-.03em;color:var(--primary);font-size:56px;font-weight:500;line-height:1}html[data-site=v2] .s2-mock .s2-res .s2-g .s2-big small{color:var(--foreground-faint);letter-spacing:0;margin-left:6px;font-size:16px}html[data-site=v2] .s2-mock .s2-res .s2-g p{color:var(--muted-foreground);font-size:14px;line-height:1.45}html[data-site=v2] .s2-mock .s2-res .s2-lab{gap:8px;margin-top:6px;display:grid}html[data-site=v2] .s2-mock .s2-res .s2-lab div{color:var(--muted-foreground);grid-template-columns:150px 1fr 40px;align-items:center;gap:10px;font-size:13px;display:grid}html[data-site=v2] .s2-mock .s2-res .s2-lab i{background:var(--background-band);border-radius:4px;height:8px;display:block;overflow:hidden}html[data-site=v2] .s2-mock .s2-res .s2-lab i:after{content:"";height:100%;width:var(--w,0);background:var(--primary);transition:width .8s var(--ease-standard);display:block}html[data-site=v2] .s2-mock .s2-res .s2-lab div.s2-low i:after{background:var(--activity)}html[data-site=v2] .s2-mock .s2-res .s2-lab span{font-family:var(--font-mono);text-align:right;font-size:12px}html[data-site=v2] .s2-mock .s2-res .s2-curve{font-family:var(--font-mono);color:var(--foreground-faint);border-top:1px solid var(--border-soft);margin-top:auto;padding-top:12px;font-size:12px;line-height:1.6}html[data-site=v2] .s2-mock .s2-res .s2-curve b{color:var(--foreground);font-weight:500}html[data-site=v2] .s2-mock .s2-cursor{z-index:9;width:18px;height:22px;left:var(--x,50%);top:var(--y,50%);transition:left .9s var(--ease-standard), top .9s var(--ease-standard), transform .12s;filter:drop-shadow(0 2px 3px color-mix(in srgb, var(--foreground) 30%, transparent));pointer-events:none;position:absolute}html[data-site=v2] .s2-mock .s2-cursor.s2-click{transform:scale(.85)}html[data-site=v2] .s2-prog{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius-3xl);box-shadow:var(--elevation-card);overflow:hidden}html[data-site=v2] .s2-prog .s2-hero{background:linear-gradient(135deg, var(--s2-white) 0%, var(--background) 55%, var(--border-soft) 100%);align-items:center;gap:16px;padding:20px 22px;display:flex}html[data-site=v2] .s2-prog .s2-hero .s2-fl{background:var(--activity);width:52px;height:52px;color:var(--s2-white);box-shadow:0 8px 20px -10px var(--activity);border-radius:14px;place-items:center;display:grid}html[data-site=v2] .s2-prog .s2-hero .s2-fl svg{width:24px;height:24px}html[data-site=v2] .s2-prog .s2-hero .s2-n{font-family:var(--font-mono);letter-spacing:-.02em;font-size:30px;font-weight:500;line-height:1}html[data-site=v2] .s2-prog .s2-hero .s2-n span{font-family:var(--font-sans);letter-spacing:0;margin-left:6px;font-size:16px;font-weight:600}html[data-site=v2] .s2-prog .s2-hero .s2-s{color:var(--muted-foreground);margin-top:4px;font-size:13.5px}html[data-site=v2] .s2-prog .s2-hero .s2-best{text-align:right;margin-left:auto}html[data-site=v2] .s2-prog .s2-hero .s2-best b{font-family:var(--font-mono);font-size:18px;font-weight:500;display:block}html[data-site=v2] .s2-prog .s2-hero .s2-best span{font-family:var(--font-mono);letter-spacing:.08em;color:var(--foreground-faint);font-size:10px}html[data-site=v2] .s2-prog .s2-stats{border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft);grid-template-columns:repeat(4,1fr);display:grid}html[data-site=v2] .s2-prog .s2-stats div{border-right:1px solid var(--border-soft);padding:14px 18px}html[data-site=v2] .s2-prog .s2-stats div:last-child{border-right:0}html[data-site=v2] .s2-prog .s2-stats b{font-family:var(--font-mono);font-size:20px;font-weight:500;display:block}html[data-site=v2] .s2-prog .s2-stats span{color:var(--muted-foreground);font-size:12.5px}html[data-site=v2] .s2-prog .s2-cal{padding:18px 22px}html[data-site=v2] .s2-prog .s2-cal .s2-t{justify-content:space-between;margin-bottom:10px;font-size:13.5px;font-weight:600;display:flex}html[data-site=v2] .s2-prog .s2-cal .s2-t span{color:var(--foreground-faint);font-weight:400;font-family:var(--font-mono);font-size:12px}html[data-site=v2] .s2-prog .s2-cal .s2-g{grid-template-columns:repeat(7,1fr);gap:8px 6px;display:grid}html[data-site=v2] .s2-prog .s2-cal .s2-g em{font-style:normal;font-family:var(--font-mono);color:var(--foreground-faint);text-align:center;font-size:10.5px}html[data-site=v2] .s2-prog .s2-cal .s2-g b{width:30px;height:30px;font:500 12px var(--font-mono);color:var(--muted-foreground);background:var(--background-band);border-radius:50%;place-items:center;margin:0 auto;transition:all .3s;display:grid;transform:scale(.9)}html[data-site=v2] .s2-prog .s2-cal .s2-g b.s2-on{background:var(--activity);color:var(--s2-white);transform:none}html[data-site=v2] .s2-prog .s2-cal .s2-g b.s2-today{box-shadow:0 0 0 2px var(--primary);background:var(--s2-white);color:var(--foreground)}html[data-site=v2] .s2-prog .s2-cal .s2-g b.s2-future{color:var(--border);background:0 0}html[data-site=v2] .s2-prog .s2-goal{border-top:1px solid var(--border-soft);padding:16px 22px 20px}html[data-site=v2] .s2-prog .s2-goal .s2-t{justify-content:space-between;font-size:14px;font-weight:600;display:flex}html[data-site=v2] .s2-prog .s2-goal .s2-t span{font-family:var(--font-mono);font-weight:500}html[data-site=v2] .s2-prog .s2-goal .s2-bar{background:var(--background-band);border-radius:4px;height:8px;margin-top:10px;overflow:hidden}html[data-site=v2] .s2-prog .s2-goal .s2-bar i{height:100%;width:var(--w,0);background:var(--primary);transition:width 1.2s var(--ease-standard);display:block}html[data-site=v2] .s2-prog .s2-goal p{color:var(--foreground-faint);margin-top:8px;font-size:13px}@media (max-width:560px){html[data-site=v2] .s2-prog .s2-stats{grid-template-columns:1fr 1fr}html[data-site=v2] .s2-prog .s2-stats div:nth-child(2){border-right:0}html[data-site=v2] .s2-prog .s2-stats div:nth-child(n+3){border-top:1px solid var(--border-soft)}}html[data-site=v2] .s2-wordswap{grid-template-columns:1fr 1fr;gap:12px;margin-top:22px;display:grid}html[data-site=v2] .s2-wordswap div{border-radius:12px;padding:14px 16px;font-size:14.5px;line-height:1.5}html[data-site=v2] .s2-wordswap .s2-was{background:var(--destructive-tint);color:var(--destructive-text);text-decoration:line-through;text-decoration-thickness:1.5px}html[data-site=v2] .s2-wordswap .s2-now{background:var(--success-tint);color:var(--success-text)}html[data-site=v2] .s2-wordswap small{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;opacity:.8;margin-bottom:4px;font-size:10.5px;text-decoration:none;display:block}@media (max-width:520px){html[data-site=v2] .s2-wordswap{grid-template-columns:1fr}}html[data-site=v2] .s2-devices{text-align:center}html[data-site=v2] .s2-devices img{width:min(100%,1100px);margin:24px auto 0}html[data-site=v2] .s2-devices .s2-row{color:var(--muted-foreground);flex-wrap:wrap;justify-content:center;gap:26px;margin-top:22px;font-size:14px;display:flex}html[data-site=v2] .s2-devices .s2-row span{align-items:center;gap:8px;display:flex}html[data-site=v2] .s2-devices .s2-row svg{width:16px;height:16px;color:var(--primary)}html[data-site=v2] .s2-human{grid-template-columns:1fr 1fr;align-items:center;gap:40px;display:grid}html[data-site=v2] .s2-human img{border-radius:var(--radius-3xl)}html[data-site=v2] .s2-human .s2-card{background:var(--background-invert);color:var(--background-invert-foreground);border-radius:var(--radius-3xl);padding:26px;position:relative;overflow:hidden}html[data-site=v2] .s2-human .s2-card h3{color:var(--s2-white);margin-bottom:8px;font-size:30px}html[data-site=v2] .s2-human .s2-card p{color:var(--background-invert-muted);max-width:44ch;font-size:15px;line-height:1.5}html[data-site=v2] .s2-human .s2-card .s2-row{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}html[data-site=v2] .s2-human .s2-card .s2-chip{border:1px solid var(--background-invert-border);color:var(--background-invert-foreground);border-radius:999px;padding:6px 12px;font-size:13px}html[data-site=v2] .s2-human .s2-card .s2-chip b{color:var(--brand-accent);font-weight:600}@media (max-width:860px){html[data-site=v2] .s2-human{grid-template-columns:1fr}}html[data-site=v2] .s2-tiers{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}html[data-site=v2] .s2-tier{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius-3xl);flex-direction:column;gap:14px;padding:22px;display:flex;position:relative}html[data-site=v2] .s2-tier.s2-hot{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary) inset}html[data-site=v2] .s2-tier .s2-nm{font-family:var(--font-display);letter-spacing:-.02em;align-items:center;gap:10px;font-size:24px;font-weight:600;display:flex}html[data-site=v2] .s2-tier .s2-nm .s2-tag{font-family:var(--font-sans);background:var(--brand-accent-tint);color:var(--brand-accent-foreground);letter-spacing:0;border-radius:999px;padding:3px 8px;font-size:11px;font-weight:500}html[data-site=v2] .s2-tier .s2-who{color:var(--muted-foreground);min-height:42px;font-size:14px;line-height:1.45}html[data-site=v2] .s2-tier ul{color:var(--muted-foreground);gap:8px;margin:0;padding:0;font-size:14px;list-style:none;display:grid}html[data-site=v2] .s2-tier ul li{align-items:flex-start;gap:10px;display:flex}html[data-site=v2] .s2-tier ul li svg{width:16px;height:16px;color:var(--primary);flex:none;margin-top:3px}html[data-site=v2] .s2-tier ul li.s2-off{color:var(--foreground-faint)}html[data-site=v2] .s2-tier ul li.s2-off svg{color:var(--border)}html[data-site=v2] .s2-tier .s2-btn{justify-content:center;margin-top:auto}@media (max-width:860px){html[data-site=v2] .s2-tiers{grid-template-columns:1fr}}html[data-site=v2] .s2-timeline{margin-top:40px;padding-left:0;position:relative}html[data-site=v2] .s2-timeline .s2-track{grid-template-columns:repeat(5,1fr);gap:14px;display:grid;position:relative}html[data-site=v2] .s2-timeline .s2-track:before{content:"";background:var(--border);z-index:0;height:2px;position:absolute;top:15px;left:0;right:0}html[data-site=v2] .s2-timeline .s2-track:after{content:"";height:2px;width:var(--p,0%);background:var(--primary);transition:width 2.4s var(--ease-standard);z-index:0;position:absolute;top:15px;left:0}html[data-site=v2] .s2-tstep{z-index:1;position:relative}html[data-site=v2] .s2-tstep .s2-dot{background:var(--card);border:2px solid var(--border);width:32px;height:32px;font:600 12px var(--font-mono);color:var(--muted-foreground);border-radius:50%;place-items:center;transition:all .35s;display:grid}html[data-site=v2] .s2-tstep.s2-on .s2-dot{border-color:var(--primary);background:var(--primary);color:var(--s2-white)}html[data-site=v2] .s2-tstep .s2-m{font-family:var(--font-mono);letter-spacing:.06em;color:var(--foreground-faint);text-transform:uppercase;margin-top:10px;font-size:11px}html[data-site=v2] .s2-tstep h4{font-family:var(--font-sans);margin:4px 0;font-size:15px;font-weight:600}html[data-site=v2] .s2-tstep p{color:var(--muted-foreground);font-size:13.5px;line-height:1.45}@media (max-width:760px){html[data-site=v2] .s2-timeline .s2-track{grid-template-columns:1fr;gap:20px;padding-left:44px}html[data-site=v2] .s2-timeline .s2-track:before,html[data-site=v2] .s2-timeline .s2-track:after{width:2px;height:auto;inset:0 auto 0 15px}html[data-site=v2] .s2-timeline .s2-track:after{height:var(--p,0%);width:2px;transition:height 2.4s var(--ease-standard)}html[data-site=v2] .s2-tstep .s2-dot{position:absolute;top:0;left:-44px}}html[data-site=v2] .s2-faq{border-top:1px solid var(--border);gap:0;display:grid}html[data-site=v2] .s2-faq details{border-bottom:1px solid var(--border)}html[data-site=v2] .s2-faq summary{cursor:pointer;justify-content:space-between;align-items:center;gap:20px;padding:18px 0;font-size:17px;font-weight:600;list-style:none;display:flex}html[data-site=v2] .s2-faq summary::-webkit-details-marker{display:none}html[data-site=v2] .s2-faq summary:after{content:"+";font-family:var(--font-mono);color:var(--foreground-faint);font-size:20px;transition:transform .25s}html[data-site=v2] .s2-faq details[open] summary:after{transform:rotate(45deg)}html[data-site=v2] .s2-faq .s2-a{color:var(--muted-foreground);max-width:66ch;padding:0 0 18px;font-size:15px;line-height:1.55}html[data-site=v2] .s2-final{text-align:center;position:relative;overflow:hidden}html[data-site=v2] .s2-final .s2-bg{background:var(--background-invert);position:absolute;inset:0}html[data-site=v2] .s2-final .s2-bg img{object-fit:cover;opacity:.5;mix-blend-mode:luminosity;width:100%;height:100%}html[data-site=v2] .s2-final .s2-bg:after{content:"";background:radial-gradient(70% 90% at 50% 100%, color-mix(in srgb, var(--background-invert) 20%, transparent), var(--background-invert) 75%);position:absolute;inset:0}html[data-site=v2] .s2-final .s2-wrap{padding:120px 0 110px;position:relative}html[data-site=v2] .s2-final h2{color:var(--s2-white);letter-spacing:-.03em;font-size:clamp(40px,6vw,76px)}html[data-site=v2] .s2-final p{color:var(--background-invert-muted);max-width:52ch;margin:16px auto 0;font-size:18px}html[data-site=v2] .s2-final .s2-ctas{flex-direction:column;justify-content:center;align-items:center;gap:14px;margin-top:30px;display:flex}html[data-site=v2] .s2-final .s2-finesse{font-family:var(--font-display);color:var(--brand-accent);letter-spacing:-.01em;margin-top:48px;font-size:22px;font-weight:600}html[data-site=v2] footer{background:var(--background-invert);color:var(--background-invert-muted);border-top:1px solid var(--background-invert-border);font-size:13px}html[data-site=v2] footer .s2-wrap{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;display:flex}html[data-site=v2] footer svg{width:auto;height:18px}html[data-site=v2] footer .s2-links{gap:16px;display:flex}html[data-site=v2] footer a{color:var(--background-invert-muted);text-decoration:none}html[data-site=v2] .s2-vsw{z-index:60;background:var(--foreground);color:var(--s2-white);box-shadow:var(--elevation-float);border-radius:999px;gap:2px;padding:4px;font-size:12px;display:flex;position:fixed;bottom:14px;right:14px}html[data-site=v2] .s2-vsw button{color:color-mix(in srgb, var(--s2-white) 70%, transparent);border-radius:999px;padding:6px 11px}html[data-site=v2] .s2-vsw button.s2-on{background:var(--s2-white);color:var(--foreground)}html[data-site=v2] .s2-vsw .s2-lbl{color:color-mix(in srgb, var(--s2-white) 50%, transparent);font-family:var(--font-mono);padding:6px 6px 6px 10px;font-size:11px}html[data-site=v2] [data-v=desk] .s2-hero-doors,html[data-site=v2] [data-v=year] .s2-hero-doors,html[data-site=v2] [data-v=doors] .s2-hero-desk,html[data-site=v2] [data-v=year] .s2-hero-desk,html[data-site=v2] [data-v=doors] .s2-hero-year,html[data-site=v2] [data-v=desk] .s2-hero-year,html[data-site=v2] [data-v=doors] #year-section{display:none}html[data-site=v2] .s2-hero-desk{background:var(--background-band);border-bottom:1px solid var(--border-soft);padding:56px 0 0}html[data-site=v2] .s2-hero-desk .s2-top{text-align:center;max-width:820px;margin:0 auto 34px}html[data-site=v2] .s2-hero-desk h1{letter-spacing:-.03em;font-size:clamp(42px,6vw,80px);line-height:.98}html[data-site=v2] .s2-hero-desk .s2-lede{max-width:58ch;margin:20px auto 0}html[data-site=v2] .s2-hero-desk .s2-ctas{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:26px;display:flex}html[data-site=v2] .s2-hero-desk .s2-scene{border-radius:var(--radius-3xl) var(--radius-3xl) 0 0;box-shadow:0 -20px 60px -30px color-mix(in srgb, var(--foreground) 40%, transparent);border-bottom:0}html[data-site=v2] .s2-hero-year{padding:64px 0 24px}html[data-site=v2] .s2-hero-year h1{letter-spacing:-.03em;max-width:900px;font-size:clamp(42px,6vw,80px);line-height:.98}html[data-site=v2] .s2-hero-year .s2-lede{max-width:58ch;margin-top:20px}html[data-site=v2] .s2-hero-year .s2-ctas{flex-wrap:wrap;gap:10px;margin-top:26px;display:flex}html[data-site=v2] .s2-facts.s2-inset{border-radius:var(--radius-3xl);border:1px solid var(--border-soft);margin-top:28px;overflow:hidden}html[data-site=v2] .s2-facts.s2-inset.s2-narrow{max-width:820px;margin:30px auto 0}html[data-site=v2] .s2-facts.s2-inset .s2-wrap{width:auto;padding:0 20px}html[data-site=v2] [data-reader-scene]:has(>.s2-reader-phone){min-height:520px}html[data-site=v2] [data-compact][data-reader-scene]:has(>.s2-reader-phone){min-height:0}html[data-site=v2] .s2-reader-phone{background:var(--card);font-family:var(--font-sans);color:var(--foreground);font-size:14.5px;line-height:1.5;position:absolute;inset:0;overflow:hidden}html[data-site=v2] .s2-reader-phone .s2-top{z-index:4;background:var(--card);border-bottom:1px solid var(--border-soft);align-items:center;gap:8px;height:48px;padding:0 14px 0 8px;display:flex;position:absolute;top:0;left:0;right:0}html[data-site=v2] .s2-reader-phone .s2-top .s2-bk{width:32px;height:32px;color:var(--muted-foreground);border-radius:8px;flex:none;place-items:center;display:grid}html[data-site=v2] .s2-reader-phone .s2-top b{letter-spacing:-.01em;white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;font-size:15px;font-weight:600;overflow:hidden}html[data-site=v2] .s2-reader-phone .s2-top .s2-pg{font-family:var(--font-mono);color:var(--foreground-faint);flex:none;font-size:11.5px}html[data-site=v2] .s2-reader-phone .s2-port{scrollbar-width:none;overscroll-behavior:contain;padding:16px 16px 96px;position:absolute;inset:48px 0 0;overflow:auto}html[data-site=v2] .s2-reader-phone .s2-port::-webkit-scrollbar{display:none}html[data-site=v2] .s2-reader-phone .s2-doc-h1{font-family:var(--font-sans);letter-spacing:-.02em;text-wrap:pretty;margin:0 0 8px;font-size:21px;font-weight:600;line-height:1.2}html[data-site=v2] .s2-reader-phone .s2-src{color:var(--foreground-faint);margin-bottom:14px;font-size:11.5px;line-height:1.4}html[data-site=v2] .s2-reader-phone h2{font-family:var(--font-sans);letter-spacing:-.01em;text-wrap:pretty;align-items:baseline;gap:8px;margin:18px 0 8px;font-size:16px;font-weight:700;line-height:1.25;display:flex}html[data-site=v2] .s2-reader-phone h2 em{font-style:normal;font-family:var(--font-mono);color:var(--primary);font-size:13px;font-weight:500}html[data-site=v2] .s2-reader-phone p{text-wrap:pretty;margin:0 0 10px}html[data-site=v2] .s2-reader-phone ul{margin:0 0 10px;padding-left:18px}html[data-site=v2] .s2-reader-phone li{margin:3px 0}html[data-site=v2] .s2-reader-phone .s2-callout{background:var(--info-tint);border:1px solid color-mix(in oklab, var(--info-text) 25%, transparent);border-radius:10px;margin:0 0 14px;padding:10px 12px;font-size:14px}html[data-site=v2] .s2-reader-phone .s2-callout b{font-family:var(--font-mono);letter-spacing:.08em;color:var(--info-text);margin-bottom:4px;font-size:10px;display:block}html[data-site=v2] .s2-reader-phone .s2-term{border-bottom:1.5px dotted var(--primary);border-radius:2px;transition:background .2s}html[data-site=v2] .s2-reader-phone .s2-term.s2-hot{background:var(--primary-tint)}html[data-site=v2] .s2-reader-phone .s2-dl{grid-template-columns:82px 1fr;gap:6px 12px;margin:6px 0 10px;font-size:14px;display:grid}html[data-site=v2] .s2-reader-phone .s2-dl dt{color:var(--foreground);font-weight:600}html[data-site=v2] .s2-reader-phone .s2-dl dd{color:var(--muted-foreground);margin:0}html[data-site=v2] .s2-reader-phone .s2-hlx{background:linear-gradient(to right, var(--highlight), var(--highlight)) no-repeat 0 0/0% 100%;transition:background-size .5s var(--ease-standard);-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:2px}html[data-site=v2] .s2-reader-phone .s2-hlx.s2-on{background-size:100% 100%}html[data-site=v2] .s2-reader-phone .s2-tools{z-index:5;background:var(--card);border:1px solid var(--border);box-shadow:var(--elevation-float);border-radius:999px;gap:2px;padding:4px;display:flex;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}html[data-site=v2] .s2-reader-phone .s2-tools button{width:42px;height:36px;color:var(--muted-foreground);border-radius:999px;place-items:center;display:grid}html[data-site=v2] .s2-reader-phone .s2-tools button.s2-on{background:var(--primary-tint);color:var(--primary)}html[data-site=v2] .s2-reader-phone .s2-tools svg{width:16px;height:16px}html[data-site=v2] .s2-reader-phone .s2-selbar{z-index:8;left:50%;top:var(--y,40%);background:var(--background-invert);color:var(--background-invert-foreground);box-shadow:var(--elevation-float);opacity:0;transition:opacity .25s, transform .25s var(--ease-standard);pointer-events:none;white-space:nowrap;border-radius:10px;gap:2px;padding:4px;font-size:13px;display:flex;position:absolute;transform:translate(-50%,6px)scale(.96)}html[data-site=v2] .s2-reader-phone .s2-selbar.s2-show{opacity:1;transform:translate(-50%)}html[data-site=v2] .s2-reader-phone .s2-selbar b{border-radius:7px;align-items:center;gap:6px;padding:6px 11px;font-weight:500;display:flex}html[data-site=v2] .s2-reader-phone .s2-selbar b.s2-on{background:color-mix(in oklab, var(--background-invert-foreground) 14%, transparent)}html[data-site=v2] .s2-reader-phone .s2-selbar svg{width:14px;height:14px}html[data-site=v2] .s2-reader-phone .s2-scrim{z-index:9;background:color-mix(in oklab, var(--background-invert) 32%, transparent);opacity:0;pointer-events:none;transition:opacity .3s;position:absolute;inset:0}html[data-site=v2] .s2-reader-phone .s2-scrim.s2-show{opacity:1}html[data-site=v2] .s2-reader-phone .s2-sheet{z-index:10;background:var(--card);box-shadow:var(--elevation-float);transition:transform .3s var(--ease-standard);pointer-events:none;border-radius:18px 18px 0 0;padding:10px 16px 18px;font-size:14px;position:absolute;bottom:0;left:0;right:0;transform:translateY(100%)}html[data-site=v2] .s2-reader-phone .s2-sheet.s2-show{transform:none}html[data-site=v2] .s2-reader-phone .s2-sheet .s2-grab{background:var(--border);border-radius:2px;width:36px;height:4px;margin:0 auto 12px}html[data-site=v2] .s2-reader-phone .s2-notecard .s2-lbl{font-family:var(--font-mono);letter-spacing:.06em;color:var(--foreground-faint);justify-content:space-between;margin-bottom:8px;font-size:11px;display:flex}html[data-site=v2] .s2-reader-phone .s2-notecard .s2-txt{min-height:44px;color:var(--foreground);font-size:15px;line-height:1.45}html[data-site=v2] .s2-reader-phone .s2-notecard .s2-txt:after{content:"";background:var(--foreground);vertical-align:-2px;width:1px;height:15px;margin-left:1px;animation:1s step-end infinite s2-blink;display:inline-block}html[data-site=v2] .s2-reader-phone .s2-notecard.s2-done .s2-txt:after{display:none}html[data-site=v2] .s2-reader-phone .s2-sheet .s2-act{gap:8px;margin-top:12px;display:flex}html[data-site=v2] .s2-reader-phone .s2-sheet .s2-act b{text-align:center;white-space:nowrap;border:1px solid var(--border);border-radius:10px;flex:1;padding:10px 6px;font-size:13.5px;font-weight:500;transition:transform .2s,filter .2s}html[data-site=v2] .s2-reader-phone .s2-notecard .s2-act .s2-save{background:var(--primary);color:var(--card);border-color:var(--primary)}html[data-site=v2] .s2-reader-phone .s2-pop .s2-w{justify-content:space-between;align-items:baseline;margin-bottom:4px;font-size:17px;font-weight:600;display:flex}html[data-site=v2] .s2-reader-phone .s2-pop .s2-w span+span{font-family:var(--font-mono);color:var(--foreground-faint);letter-spacing:.06em;font-size:11px;font-weight:400}html[data-site=v2] .s2-reader-phone .s2-pop .s2-d{color:var(--muted-foreground);line-height:1.45}html[data-site=v2] .s2-reader-phone .s2-pop .s2-act .s2-sl{color:var(--warning-text);border-color:color-mix(in oklab, var(--warning-text) 45%, transparent);background:var(--warning-tint)}html[data-site=v2] .s2-reader-phone .s2-pop .s2-act .s2-kn{color:var(--success-text);border-color:color-mix(in oklab, var(--success-text) 45%, transparent);background:var(--success-tint)}html[data-site=v2] .s2-reader-phone .s2-sheet .s2-act b.s2-hit{filter:brightness(.95);transform:scale(.96)}html[data-site=v2] .s2-reader-phone .s2-cap{z-index:11;background:var(--background-invert);width:fit-content;max-width:calc(100% - 32px);color:var(--background-invert-foreground);text-align:center;opacity:0;transition:opacity .3s, transform .3s var(--ease-standard);pointer-events:none;box-shadow:var(--elevation-float);border-radius:14px;margin:0 auto;padding:8px 14px;font-size:13px;line-height:1.35;position:absolute;bottom:72px;left:16px;right:16px;transform:translateY(6px)}html[data-site=v2] .s2-reader-phone .s2-cap.s2-show{opacity:1;transform:none}html[data-site=v2] .s2-reader-phone .s2-tap{z-index:12;left:var(--x,50%);top:var(--y,50%);background:color-mix(in oklab, var(--primary) 22%, transparent);border:2px solid color-mix(in oklab, var(--primary) 60%, transparent);opacity:0;pointer-events:none;border-radius:50%;width:44px;height:44px;position:absolute;transform:translate(-50%,-50%)scale(.4)}html[data-site=v2] .s2-reader-phone .s2-tap.s2-go{animation:s2-tapring .55s var(--ease-standard)}@keyframes s2-tapring{0%{opacity:0;transform:translate(-50%,-50%)scale(.4)}22%{opacity:1;transform:translate(-50%,-50%)scale(.9)}to{opacity:0;transform:translate(-50%,-50%)scale(1.2)}}