/* REFLEX v3 — concept page. Self-contained: no external fonts, scripts or images. */
:root{
  --night:#0b1412;--night-2:#101d1a;--panel:#14241f;--panel-2:#1a2e28;--line:#2a423a;--line-2:#3a5a50;
  --text:#dfe8e2;--muted:#93a89f;--dim:#64786f;
  --mint:#7fd8b0;--mint-2:#3fae84;--green:#2e6651;--orange:#ff8a5c;--orange-2:#d9603a;--gold:#e9c46a;--blue:#8fb3ff;--red:#ff6b6b;
  --paper:#f4f2eb;--ink:#233d36;
  --l3:#ff8a5c;--l2:#e9c46a;--l1:#8fb3ff;--l0:#7fd8b0;
  --radius:18px;
  --serif:"Noto Serif CJK KR","Noto Serif KR",Georgia,serif;
  --sans:"Noto Sans CJK KR","Noto Sans KR",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--night);color:var(--text);font-family:var(--sans);line-height:1.75;word-break:keep-all;overflow-wrap:anywhere;-webkit-font-smoothing:antialiased}
a{color:var(--mint);text-underline-offset:4px}a:hover{color:var(--orange)}
button,input{font:inherit;color:inherit}button{cursor:pointer}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:#000;padding:8px 14px;border-radius:8px;z-index:100}.skip:focus{left:12px}
.wrap{width:min(1180px,92vw);margin:0 auto}
.mono{font-family:var(--mono);letter-spacing:.02em}
.small{font-size:.86rem;color:var(--muted)}

/* ── scroll progress (CSS scroll timeline, JS fallback sets --p) ── */
.progress{position:fixed;inset:0 0 auto 0;height:3px;z-index:60;background:linear-gradient(90deg,var(--l3),var(--l2),var(--l1),var(--l0));transform-origin:0 50%;transform:scaleX(var(--p,0))}
@supports (animation-timeline:scroll()){
  .progress{animation:grow linear both;animation-timeline:scroll(root)}
  @keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
}

/* ── top bar ── */
.topbar{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .4s,border-color .4s;border-bottom:1px solid transparent}
.topbar.solid{background:rgba(11,20,18,.82);backdrop-filter:blur(12px);border-color:var(--line)}
.topbar .wrap{display:flex;align-items:center;gap:22px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:700;letter-spacing:.14em}
.brand i{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--orange),var(--mint));color:#08110e;font-style:normal;font-weight:900;letter-spacing:0}
.toplinks{display:flex;gap:18px;margin-left:auto;font-size:.9rem}
.toplinks a{color:var(--muted);text-decoration:none}.toplinks a:hover{color:var(--text)}
.ver{display:flex;gap:6px;font-size:.8rem}
.ver a,.ver b{padding:3px 10px;border-radius:99px;border:1px solid var(--line-2);text-decoration:none;color:var(--muted)}
.ver b{background:var(--mint);color:#08110e;border-color:var(--mint)}
@media(max-width:820px){.toplinks{display:none}.ver{margin-left:auto}}

/* ── hero ── */
.hero{position:relative;min-height:100svh;display:grid;align-items:center;overflow:hidden;isolation:isolate}
#connectome{position:absolute;inset:0;width:100%;height:100%;z-index:-1}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:30vh;background:linear-gradient(transparent,var(--night));z-index:-1;pointer-events:none}
.hero .wrap{padding:120px 0 90px}
.eyebrow{display:inline-flex;gap:10px;align-items:center;font-family:var(--mono);font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--mint)}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor}
.hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(2.6rem,6.6vw,5.6rem);line-height:1.12;margin:.35em 0 .3em;letter-spacing:-.02em;max-width:13em}
.hero h1 .w{display:inline-block;opacity:0;transform:translateY(.45em);filter:blur(10px);animation:wordIn .9s cubic-bezier(.2,.8,.2,1) forwards;animation-delay:calc(var(--i)*90ms + 250ms)}
.hero h1 em{font-style:normal}.hero h1 em .w{background:linear-gradient(90deg,var(--orange),var(--gold) 55%,var(--mint));-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.05em}
@keyframes wordIn{to{opacity:1;transform:none;filter:none}}
.hero .lead{font-size:clamp(1.05rem,1.6vw,1.28rem);color:#c6d3cc;max-width:40em;opacity:0;animation:fadeUp 1s 1.2s forwards}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;opacity:0;animation:fadeUp 1s 1.5s forwards}
.chip{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border:1px solid var(--line-2);border-radius:99px;background:rgba(20,36,31,.6);backdrop-filter:blur(6px);font-size:.86rem;color:var(--muted)}
.chip b{color:var(--text);font-weight:600}
.chip .dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.35}}
.hero-legend{position:absolute;right:max(4vw,20px);bottom:56px;display:grid;gap:6px;font-family:var(--mono);font-size:.74rem;color:var(--muted);text-align:right;opacity:0;animation:fadeUp 1s 2s forwards}
.hero-legend .mode{font-size:.9rem;color:var(--text)}
.hero-legend .mode b{color:var(--orange)}.hero-legend .mode b.fast{color:var(--mint)}
.scroll-cue{position:absolute;left:50%;bottom:22px;translate:-50% 0;width:22px;height:36px;border:1.5px solid var(--line-2);border-radius:12px}
.scroll-cue::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;background:var(--mint);animation:cue 1.8s infinite}
@keyframes cue{to{transform:translateY(12px);opacity:0}}
@media(max-width:820px){.hero-legend{display:none}}

/* ── sections ── */
section.s{padding:120px 0;position:relative}
.kicker{font-family:var(--mono);font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);display:flex;gap:12px;align-items:baseline}
.kicker b{color:var(--mint);font-size:1rem}
h2{font-family:var(--serif);font-size:clamp(1.9rem,3.8vw,3.1rem);line-height:1.22;margin:.4em 0 .5em;letter-spacing:-.015em;max-width:18em}
h3{font-size:1.15rem;margin:.2em 0 .4em;line-height:1.4}
.lead{font-size:1.12rem;color:#c6d3cc;max-width:44em}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:linear-gradient(180deg,var(--panel),var(--night-2));border:1px solid var(--line);border-radius:var(--radius);padding:24px 24px 22px;position:relative;overflow:hidden}
.card .tag{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;color:var(--mint);text-transform:uppercase}
.card p{margin:.3em 0 0;color:#bfccc5}
.card.glow::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:conic-gradient(from var(--a,0deg),transparent 0 70%,var(--mint) 85%,transparent);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:spin 6s linear infinite;pointer-events:none}
@property --a{syntax:"<angle>";initial-value:0deg;inherits:false}
@keyframes spin{to{--a:360deg}}
.callout{border-left:3px solid var(--orange);padding:14px 20px;background:rgba(255,138,92,.07);border-radius:0 12px 12px 0;margin:28px 0 0;color:#e7d8cf;max-width:52em}
.callout.mint{border-color:var(--mint);background:rgba(127,216,176,.06);color:#d5ece2}

/* reveal: CSS view timeline when supported, else IntersectionObserver adds .in */
.rv{opacity:0;transform:translateY(28px)}
.rv.in{opacity:1;transform:none;transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:calc(var(--d,0)*80ms)}
@supports (animation-timeline:view()){
  .rv{opacity:1;transform:none;animation:reveal linear both;animation-timeline:view();animation-range:entry 0% cover 28%}
  .rv.in{transition:none}
  @keyframes reveal{from{opacity:0;transform:translateY(36px) scale(.985)}to{opacity:1;transform:none}}
}

/* ── 01 v2 → v3 morph (View Transitions) ── */
.morph{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:stretch;margin-top:40px}
@media(max-width:900px){.morph{grid-template-columns:1fr}}
.morph .arrow{display:grid;place-items:center;font-size:2rem;color:var(--mint)}
.toggle{display:inline-flex;border:1px solid var(--line-2);border-radius:99px;padding:4px;margin-top:22px;background:var(--night-2)}
.toggle button{border:0;background:none;padding:8px 18px;border-radius:99px;color:var(--muted)}
.toggle button[aria-pressed=true]{background:var(--mint);color:#08110e;font-weight:700}
.pairs{display:grid;gap:12px;margin-top:26px}
.pair{display:grid;grid-template-columns:190px 1fr;gap:18px;padding:16px 20px;border:1px solid var(--line);border-radius:14px;background:var(--night-2)}
.pair .k{font-family:var(--mono);font-size:.8rem;color:var(--dim);letter-spacing:.06em}
.pair .v{color:var(--text)}
.pair .v small{display:block;color:var(--muted);font-size:.84rem;margin-top:2px}
.pairs[data-mode=v2] .pair .v{color:#cdbfb6}
.pairs[data-mode=v2] .pair{border-style:dashed}
@media(max-width:700px){.pair{grid-template-columns:1fr;gap:4px}}
::view-transition-old(root),::view-transition-new(root){animation-duration:.45s}

/* ── 02 controller orbit ── */
.court{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
@media(max-width:960px){.court{grid-template-columns:1fr}}
.court svg{width:100%;height:auto;display:block}
.svg-label{font-family:var(--mono);font-size:11px;fill:var(--muted);letter-spacing:.06em}
.svg-title{font-family:var(--sans);font-size:15px;font-weight:700;fill:var(--text)}
.ownlist{display:grid;gap:12px}
.own{display:grid;grid-template-columns:42px 1fr;gap:14px;padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:var(--night-2);transition:border-color .3s,background .3s}
.own.on{border-color:var(--mint);background:rgba(127,216,176,.07)}
.own .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-family:var(--mono);font-weight:700;background:var(--panel-2);color:var(--mint)}
.own h3{margin:0;font-size:1rem}.own p{margin:2px 0 0;font-size:.9rem;color:var(--muted)}

/* ── 03 sticky scrollytelling journey ── */
.story{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;margin-top:40px}
@media(max-width:960px){.story{grid-template-columns:1fr}}
.story .stage{position:sticky;top:90px;height:calc(100vh - 120px);max-height:720px;display:grid;place-items:center}
@media(max-width:960px){.story .stage{position:sticky;top:64px;height:38vh;z-index:2;background:linear-gradient(var(--night) 88%,transparent)}.story{gap:0}.steps{padding-bottom:20vh}}
.story .stage svg{width:100%;height:100%}
.steps{display:grid;gap:0}
.step{min-height:78vh;display:flex;flex-direction:column;justify-content:center;opacity:.28;transition:opacity .5s}
.step.active{opacity:1}
.step .no{font-family:var(--mono);color:var(--mint);font-size:.8rem;letter-spacing:.14em}
.step h3{font-family:var(--serif);font-size:1.6rem;margin:.2em 0 .4em}
.step p{color:#c6d3cc;margin:0 0 .6em}
.step code{font-family:var(--mono);font-size:.82rem;background:var(--panel-2);border:1px solid var(--line);padding:1px 7px;border-radius:6px;color:var(--gold)}
@media(max-width:960px){.step{min-height:55vh;justify-content:flex-end;padding-bottom:4vh}}
.node-ring{fill:var(--night-2);stroke:var(--line-2);stroke-width:1.5;transition:stroke .4s,fill .4s}
.node.on .node-ring{stroke:var(--mint);fill:#173229}
.node.done .node-ring{stroke:var(--mint-2)}
.node text{transition:fill .4s}.node.on text.svg-title{fill:var(--mint)}
.track{fill:none;stroke:var(--line);stroke-width:2}
.track-lit{fill:none;stroke:url(#litGrad);stroke-width:3;stroke-linecap:round}

/* ── 04 sandbox ── */
.sandbox-wrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
@media(max-width:960px){.sandbox-wrap{grid-template-columns:1fr}}
.budget{margin-top:18px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--night-2)}
.budget .bar{height:10px;border-radius:6px;background:var(--panel-2);overflow:hidden;margin-top:8px}
.budget .bar i{display:block;height:100%;width:100%;background:linear-gradient(90deg,var(--mint),var(--gold));transition:width .5s}
.budget .row{display:flex;justify-content:space-between;font-family:var(--mono);font-size:.82rem;color:var(--muted)}
.budget .row b{color:var(--text)}
.log{font-family:var(--mono);font-size:.78rem;color:var(--muted);height:132px;overflow:hidden;margin-top:12px;display:flex;flex-direction:column-reverse;gap:2px;mask-image:linear-gradient(transparent,#000 40%)}
.log div{animation:fadeUp .4s}
.log .ok{color:var(--mint)}.log .no{color:var(--red)}.log .warn{color:var(--gold)}

/* ── 05 durable goal ── */
.durable{position:relative;margin-top:36px;padding:34px 26px 26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--night-2);overflow:hidden}
.lane{position:relative;height:74px}
.lane .rail{position:absolute;left:0;right:0;top:36px;height:2px;background:var(--line)}
.cp{position:absolute;top:22px;width:30px;height:30px;margin-left:-15px;border-radius:50%;border:2px solid var(--line-2);background:var(--night);display:grid;place-items:center;font-family:var(--mono);font-size:.7rem;color:var(--dim);transition:all .35s}
.cp.v{border-color:var(--mint);color:#08110e;background:var(--mint);box-shadow:0 0 18px rgba(127,216,176,.5)}
.cp label{position:absolute;top:36px;white-space:nowrap;font-size:.74rem;color:var(--muted)}
.runner{position:absolute;top:29px;width:16px;height:16px;margin-left:-8px;border-radius:50%;background:var(--orange);box-shadow:0 0 16px var(--orange)}
.crash{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--mono);font-size:clamp(1rem,2.4vw,1.5rem);letter-spacing:.2em;color:var(--red);opacity:0;pointer-events:none;background:repeating-linear-gradient(0deg,rgba(255,107,107,.06) 0 2px,transparent 2px 5px)}
.crash.show{animation:glitch .9s steps(2) forwards}
@keyframes glitch{0%{opacity:1;transform:translateX(-4px)}20%{transform:translateX(5px)}40%{transform:translateX(-2px);filter:hue-rotate(40deg)}60%{opacity:1}100%{opacity:0;transform:none}}
.dstate{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;font-family:var(--mono);font-size:.82rem}
.dstate span{padding:4px 12px;border-radius:99px;border:1px solid var(--line-2);color:var(--muted)}
.dstate span.on{border-color:var(--gold);color:var(--gold)}

/* ── 06 semantic unit matrix ── */
.matrix{display:grid;grid-template-columns:150px repeat(4,1fr);gap:5px;margin-top:30px;font-size:.84rem}
.matrix .h{font-family:var(--mono);font-size:.74rem;color:var(--dim);text-align:center;padding:6px 0}
.matrix .u{color:#c6d3cc;padding:8px 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.matrix .c{border-radius:8px;background:var(--panel);border:1px solid var(--line);min-height:34px;position:relative;transition:background .5s,border-color .5s,box-shadow .5s}
.matrix .c.on{box-shadow:0 0 0 1px var(--lc) inset,0 0 18px -4px var(--lc);background:color-mix(in srgb,var(--lc) 26%,var(--panel))}
.matrix .c.on::after{content:"";position:absolute;left:50%;top:50%;width:8px;height:8px;margin:-4px;border-radius:50%;background:var(--lc)}
@media(max-width:700px){.matrix{grid-template-columns:100px repeat(4,1fr)}.matrix .u{font-size:.74rem}}
.scrub{display:flex;align-items:center;gap:16px;margin-top:22px;flex-wrap:wrap}
.scrub input[type=range]{flex:1;min-width:220px;accent-color:var(--mint)}
.scrub output{font-family:var(--mono);color:var(--gold);min-width:9em}
.costline{display:flex;align-items:flex-end;gap:3px;height:60px;margin-top:14px}
.costline i{flex:1;background:linear-gradient(var(--orange),var(--mint));border-radius:3px 3px 0 0;transition:height .4s;min-height:2px}

/* ── 07 lifecycle path ── */
.life{overflow-x:auto;scrollbar-width:thin}.life svg{width:100%;height:auto}
@media(max-width:900px){.life svg{min-width:860px}}
.life .st rect{fill:var(--night-2);stroke:var(--line-2);stroke-width:1.5;transition:stroke .3s,fill .3s}
.life .st.on rect{stroke:var(--gold);fill:#2a2716}
.life .st.ok rect{stroke:var(--mint)}
.life .st.bad rect{stroke:var(--red);fill:#2c1717}
.life path.ln{fill:none;stroke:var(--line-2);stroke-width:1.6;marker-end:url(#arw)}
.life path.ret{stroke:var(--red);stroke-dasharray:5 5;opacity:.6}

/* ── 08 timeline ── */
.timeline{position:relative;margin-top:44px;overflow-x:auto;scroll-snap-type:x mandatory;padding:10px 0 26px;scrollbar-width:thin;scrollbar-color:var(--line-2) transparent}
.tl-track{display:flex;gap:16px;width:max-content;padding:0 4vw;position:relative}
.tl-track::before{content:"";position:absolute;left:4vw;right:4vw;top:22px;height:2px;background:linear-gradient(90deg,var(--line),var(--mint-2),var(--orange))}
.ev{scroll-snap-align:start;width:250px;padding-top:44px;position:relative}
.ev::before{content:"";position:absolute;top:15px;left:0;width:16px;height:16px;border-radius:50%;background:var(--night);border:2px solid var(--mint)}
.ev.big::before{background:var(--mint);box-shadow:0 0 16px var(--mint)}
.ev .vn{font-family:var(--mono);color:var(--mint);font-size:.95rem;font-weight:700}
.ev h3{font-size:1rem;margin:.2em 0}
.ev p{margin:0;font-size:.86rem;color:var(--muted)}
.tl-hint{font-family:var(--mono);font-size:.76rem;color:var(--dim)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
@media(max-width:900px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{padding:22px;border:1px solid var(--line);border-radius:16px;background:var(--night-2)}
.stat .n{font-family:var(--serif);font-size:clamp(2rem,4vw,3rem);font-weight:700;line-height:1;color:var(--text)}
.stat .n small{font-size:.45em;color:var(--muted);margin-left:4px}
.stat .l{margin-top:10px;font-size:.88rem;color:var(--muted)}

/* ── 09 honest scoreboard ── */
.score{margin-top:30px}
.score .bar{display:flex;height:46px;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.score .bar i{display:grid;place-items:center;font-family:var(--mono);font-size:.82rem;font-style:normal;color:#08110e;font-weight:700;width:0;transition:width 1.2s cubic-bezier(.2,.8,.2,1)}
.score .legend{display:flex;flex-wrap:wrap;gap:16px;margin-top:12px;font-size:.86rem;color:var(--muted)}
.score .legend span::before{content:"";display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;background:var(--c)}
.proof{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px}
@media(max-width:900px){.proof{grid-template-columns:1fr}}
.proof ul{margin:.4em 0 0;padding-left:1.1em;color:#c6d3cc}.proof li{margin:.35em 0}
.proof .yes h3{color:var(--mint)}.proof .not h3{color:var(--gold)}

/* ── 10 roadmap ── */
.road{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:40px;counter-reset:r}
@media(max-width:900px){.road{grid-template-columns:1fr}}
.road .ph{padding:24px 22px;border-top:2px solid var(--line);position:relative}
.road .ph::before{counter-increment:r;content:"0" counter(r);font-family:var(--mono);color:var(--dim);font-size:.8rem}
.road .ph.now{border-color:var(--gold)}.road .ph.now::after{content:"지금";position:absolute;top:-13px;left:22px;font-size:.72rem;background:var(--gold);color:#000;padding:2px 9px;border-radius:99px;font-weight:700}
.road .ph.done{border-color:var(--mint)}
.road h3{margin:.3em 0}.road p{margin:0;color:var(--muted);font-size:.9rem}

/* ── closing ── */
.closing{min-height:80vh;display:grid;place-items:center;text-align:center;position:relative;overflow:hidden}
#closingCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1}
.closing h2{margin:0 auto .4em;max-width:16em}
.closing .lead{margin:0 auto}
.links{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:99px;border:1px solid var(--line-2);text-decoration:none;color:var(--text);background:var(--night-2)}
.btn.primary{background:var(--mint);border-color:var(--mint);color:#08110e;font-weight:700}
.btn:hover{border-color:var(--orange);color:var(--text)}.btn.primary:hover{color:#08110e;background:var(--gold);border-color:var(--gold)}
.footer{border-top:1px solid var(--line);padding:26px 0;font-family:var(--mono);font-size:.78rem;color:var(--dim)}
.footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ── reduced motion: keep end states, drop movement ── */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .rv{opacity:1!important;transform:none!important}
}

/* ── simplified concept page additions ── */
.lanes{margin-top:36px;display:grid;gap:14px;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--night-2)}
.lane-row{display:grid;grid-template-columns:90px 1fr;align-items:center;gap:16px}
.lane-name{font-family:var(--mono);font-size:.85rem;color:var(--muted)}
.lane-row:nth-child(2) .lane-name{color:var(--mint)}
.lane-track{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.lane-cell{height:34px;border-radius:8px;background:var(--panel);overflow:hidden}
.lane-cell i{display:block;height:100%;width:0;border-radius:8px}
.lane-axis{display:flex;justify-content:space-between;margin-left:106px;font-family:var(--mono);font-size:.75rem;color:var(--dim)}
@media(max-width:700px){.lane-row{grid-template-columns:60px 1fr;gap:8px}.lane-track{gap:5px}.lane-axis{margin-left:68px}}
.road.road3{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.road.road3{grid-template-columns:1fr}}
#idea .matrix{grid-template-columns:140px repeat(4,1fr);max-width:900px}
@media(max-width:700px){#idea .matrix{grid-template-columns:86px repeat(4,1fr)}}

/* ── scroll scenes ── */
.dots{display:flex;gap:10px;margin-left:auto}
.dots a{position:relative;width:34px;height:4px;border-radius:2px;background:var(--line);overflow:hidden}
.dots a::after{content:"";position:absolute;inset:0;background:var(--mint);transform-origin:0 50%;transform:scaleX(var(--p,0))}
.dots a.on{background:var(--line-2)}
@media(max-width:600px){.dots a{width:18px}}
.scene{position:relative;min-height:100vh;min-height:100svh}
.stage{position:relative;height:100vh;height:100svh;display:grid;grid-template-rows:auto 1fr auto;align-items:center;padding:84px 5vw 7vh;overflow:hidden}
.scene-kicker{font-family:var(--mono);font-size:.8rem;letter-spacing:.16em;color:var(--dim);text-align:center}
.scene-kicker b{color:var(--mint);margin-right:8px}
.vis{width:100%;height:100%;max-width:1200px;max-height:64vh;margin:0 auto;display:block}
.vt{font-family:var(--sans);font-size:30px;font-weight:700;fill:var(--text)}
.vl{font-family:var(--sans);font-size:22px;fill:var(--muted)}
.vs{font-family:var(--sans);font-size:17px;fill:var(--dim)}
.caps{position:relative;height:4.2em;max-width:1000px;width:100%;margin:0 auto}
.cap{position:absolute;inset:0;margin:0;display:grid;place-items:center;text-align:center;font-family:var(--serif);font-weight:700;font-size:clamp(1.35rem,3vw,2.5rem);line-height:1.3;letter-spacing:-.01em;opacity:0;transform:translateY(18px);filter:blur(6px);transition:opacity .55s,transform .55s cubic-bezier(.2,.8,.2,1),filter .55s}
.cap.on{opacity:1;transform:none;filter:none}
.cap b{color:var(--mint);font-weight:700}
@media(max-width:700px){.stage{padding:74px 3vw 9vh}.vis{max-height:52vh}.caps{height:5.4em}}
@media(max-width:700px){.dots{display:none}.ver{margin-left:auto}.vt{font-size:38px}.vl{font-size:29px}.vs{font-size:24px}.vis{max-height:46vh}}
.vis,.caps{transition:none}
.stage{padding:76px 5vw 5vh;grid-template-rows:auto minmax(0,1fr) auto;row-gap:2vh}
.vis{max-height:56vh}
.caps{height:3.4em}
@media(max-width:700px){.stage{padding:70px 3vw 6vh}.vis{max-height:44vh}.caps{height:4.6em}}
.scene{scroll-margin-top:0}html{scroll-padding-top:0}