:root{
  --bg:#0b0b0c;
  --bg-2:#121214;
  --bg-3:#16161a;
  --text:#e4e4e7;
  --text-2:#a1a1aa;
  --text-3:#71717a;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --accent:#a3e635;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--text);font-family:'Inter Tight',-apple-system,system-ui,sans-serif;font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
html{scroll-padding-top:40px}
body{min-height:100vh;position:relative;overflow-x:hidden}
a{color:inherit;text-decoration:none}
::selection{background:rgba(163,230,53,.3);color:#fff}

.container{max-width:none;margin:0;padding:0;min-height:100vh;position:relative}
@media(max-width:900px){.container{padding:0}}

/* ============ SIDEBAR ============ */
.side{position:fixed;top:0;left:40px;width:240px;height:100vh;padding:80px 0 40px;display:flex;flex-direction:column;justify-content:space-between;z-index:10}
@media(max-width:1380px){.side{left:28px;width:220px}}
@media(max-width:900px){.side{position:relative;top:auto;left:auto;width:auto;height:auto;padding:60px 24px 20px;z-index:auto}}
.side__header h1{font-family:'Fraunces',serif;font-weight:400;font-size:34px;line-height:1.05;letter-spacing:-0.02em;color:var(--text);margin-bottom:8px}
.side__header h1 em{font-style:italic}
.side__header .role{font-size:14px;color:var(--text-2);margin-bottom:6px}
.side__header .tagline{font-size:13px;color:var(--text-3);max-width:240px;line-height:1.55;margin-bottom:24px}
.side__back{display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:0.14em;text-transform:uppercase;color:var(--text-3);margin-bottom:18px;transition:color .2s,gap .2s}
.side__back:hover{color:var(--accent);gap:11px}
.side__nav{margin-top:20px;display:flex;flex-direction:column;gap:2px}
.side__nav a{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:var(--text-3);padding:6px 0;display:flex;align-items:center;gap:14px;transition:color .2s,transform .3s}
.side__nav a::before{content:'';width:24px;height:1px;background:currentColor;transition:width .3s,background .2s}
.side__nav a:hover,.side__nav a.is-active{color:var(--text)}
.side__nav a:hover::before,.side__nav a.is-active::before{width:56px;background:var(--accent)}
.side__social{display:flex;flex-direction:column;gap:10px;font-size:13px;color:var(--text-2)}
.side__social a{display:inline-flex;align-items:center;gap:8px;width:fit-content;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.side__social a:hover{color:var(--accent);border-color:var(--accent)}
.side__social .arrow{font-size:11px}

/* ============ MAIN ============ */
main{max-width:920px;margin:0 auto;padding:80px 32px 160px}
@media(max-width:1380px){main{margin:0 48px 0 300px}}
@media(max-width:900px){main{margin:0;padding:20px 24px 120px}}

section{margin-bottom:88px}
section h2{display:none}
.section-label{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--text-3);margin-bottom:28px;display:flex;align-items:center;gap:12px}
.section-label::before{content:'';width:28px;height:1px;background:var(--accent)}

/* ============ HERO ============ */
.hero{margin-bottom:96px}
.hero__tag{display:inline-block;font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:500;letter-spacing:0.2em;color:var(--accent);text-transform:uppercase;padding:5px 11px;background:rgba(163,230,53,.06);border:1px solid rgba(163,230,53,.28);border-radius:999px;margin-bottom:28px}
.hero__title{font-family:'Fraunces',serif;font-weight:400;font-size:clamp(48px,7vw,84px);line-height:1.02;letter-spacing:-0.025em;color:var(--text);margin-bottom:22px}
.hero__title em{font-style:italic;color:var(--accent)}
.hero__lede{font-family:'Fraunces',serif;font-weight:300;font-size:clamp(20px,2.4vw,26px);line-height:1.4;letter-spacing:-0.01em;color:var(--text-2);margin-bottom:44px;max-width:720px}
.hero__lede em{font-style:italic;color:var(--text)}

/* ============ HERO SIGNAL (architect framing) ============ */
.hero__signal{display:flex;align-items:center;gap:14px;margin-bottom:36px;padding:14px 18px;background:rgba(163,230,53,.04);border:1px solid rgba(163,230,53,.16);border-radius:8px;max-width:720px}
.hero__signal__lab{font-family:'JetBrains Mono',monospace;font-size:9px;letter-spacing:0.22em;text-transform:uppercase;color:var(--accent);white-space:nowrap;flex-shrink:0}
.hero__signal__val{font-size:13.5px;color:var(--text);line-height:1.5;letter-spacing:-0.005em}
@media(max-width:640px){.hero__signal{flex-direction:column;align-items:flex-start;gap:6px}}

/* ============ CROSSOVER CALLOUT ============ */
.crossover{margin-top:48px;padding:32px 34px;background:linear-gradient(160deg,rgba(163,230,53,.05) 0%,var(--bg-2) 70%);border:1px solid rgba(163,230,53,.18);border-radius:12px;position:relative}
.crossover__lab{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:0.2em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.crossover__lab::before{content:'';width:18px;height:1px;background:var(--accent)}
.crossover__title{font-family:'Fraunces',serif;font-weight:500;font-size:20px;color:var(--text);margin-bottom:14px;letter-spacing:-0.01em;line-height:1.3}
.crossover__body{font-size:14.5px;line-height:1.7;color:var(--text-2);max-width:680px}
.crossover__body strong{color:var(--text);font-weight:500}
.crossover__body em{font-style:italic;color:var(--text)}

/* ============ PREVIEW IFRAME ============ */
.preview{position:relative;display:block;aspect-ratio:16/10;overflow:hidden;border:1px solid var(--line);border-radius:14px;background:var(--bg-2);transition:border-color .3s;margin-bottom:28px}
.preview:hover{border-color:rgba(163,230,53,.35)}
.preview__frame{position:absolute;top:0;left:0;width:1440px;height:900px;transform-origin:0 0;border:0;background:var(--bg)}
.preview__skeleton{position:absolute;inset:0;background:linear-gradient(110deg,var(--bg-2) 30%,rgba(255,255,255,.03) 50%,var(--bg-2) 70%);background-size:200% 100%;animation:shimmer 1.4s ease-in-out infinite;pointer-events:none}
.preview.is-loaded .preview__skeleton{display:none}
.preview__cover{position:absolute;inset:0;background:transparent;cursor:pointer;z-index:2}
@keyframes shimmer{0%{background-position:100% 0}100%{background-position:-100% 0}}

/* ============ ACTIONS ============ */
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:48px}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:0.16em;text-transform:uppercase;color:var(--bg);background:var(--accent);padding:13px 18px;border-radius:999px;transition:background .2s,transform .2s}
.btn:hover{background:#b8ee5b;transform:translateY(-1px)}
.btn--ghost{background:transparent;color:var(--text);border:1px solid var(--line-strong)}
.btn--ghost:hover{background:rgba(255,255,255,.04);border-color:var(--accent);color:var(--accent)}
.btn .arrow{font-size:10px}

/* ============ STATS ============ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:32px;padding-top:32px;border-top:1px solid var(--line)}
@media(max-width:700px){.stats{grid-template-columns:repeat(2,1fr)}}
.stats__cell{display:flex;flex-direction:column;gap:6px}
.stats__num{font-family:'Fraunces',serif;font-size:30px;font-weight:300;color:var(--text);letter-spacing:-0.02em;line-height:1}
.stats__num sup{color:var(--accent);font-size:14px;vertical-align:super;margin-left:2px}
.stats__lab{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:0.15em;text-transform:uppercase;color:var(--text-3)}

/* ============ PROSE ============ */
.prose p{font-size:15.5px;line-height:1.78;color:var(--text-2);margin-bottom:18px;max-width:680px}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--text);font-weight:500}
.prose em{font-style:italic;color:var(--text)}
.prose a{color:var(--accent);border-bottom:1px solid rgba(163,230,53,.3);transition:border-color .2s}
.prose a:hover{border-color:var(--accent)}

/* ============ STACK GRID ============ */
.stack{display:flex;flex-direction:column;gap:0}
.stack__row{display:grid;grid-template-columns:160px 1fr;gap:24px;padding:14px 0;border-top:1px solid var(--line);align-items:baseline}
.stack__row:last-child{border-bottom:1px solid var(--line)}
.stack__row:hover{background:rgba(163,230,53,.02)}
.stack__lab{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:0.16em;text-transform:uppercase;color:var(--text-3)}
.stack__val{font-size:14.5px;color:var(--text-2);line-height:1.6}
.stack__val strong{color:var(--text);font-weight:500}
@media(max-width:640px){.stack__row{grid-template-columns:1fr;gap:6px}.stack__lab{font-size:10px}}

/* ============ ARCHITECTURE CODE ============ */
.code-block{background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:22px 24px;font-family:'JetBrains Mono',monospace;font-size:12.5px;line-height:1.7;color:var(--text-2);overflow-x:auto;white-space:pre;letter-spacing:.005em}
.code-block .c{color:var(--text-3)}
.code-block .h{color:var(--accent)}

/* ============ FEATURES ============ */
.features{display:flex;flex-direction:column;gap:0}
.feature{display:grid;grid-template-columns:60px 1fr;gap:20px;padding:24px 0;border-top:1px solid var(--line);transition:background .3s}
.feature:last-child{border-bottom:1px solid var(--line)}
.feature:hover{background:rgba(163,230,53,.02)}
.feature__num{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-3);letter-spacing:0.08em;padding-top:4px}
.feature__title{font-family:'Fraunces',serif;font-weight:500;font-size:18px;color:var(--text);line-height:1.3;margin-bottom:6px;letter-spacing:-0.01em}
.feature__desc{font-size:14.5px;line-height:1.65;color:var(--text-2)}
.feature__desc strong{color:var(--text);font-weight:500}

/* ============ FLOW (numbered steps) ============ */
.flow{list-style:none;padding:0;position:relative}
.flow::before{content:'';position:absolute;left:18px;top:14px;bottom:14px;width:1px;background:var(--line)}
.flow__step{display:grid;grid-template-columns:60px 1fr;gap:20px;padding:14px 0 22px;position:relative}
.flow__num{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent);letter-spacing:0.08em;background:var(--bg);padding:4px 0;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line-strong);border-radius:50%;position:relative;z-index:1}
.flow__title{font-family:'Fraunces',serif;font-weight:500;font-size:16px;color:var(--text);line-height:1.4;margin-bottom:4px;padding-top:8px;letter-spacing:-0.005em}
.flow__desc{font-size:14px;line-height:1.65;color:var(--text-2);max-width:640px}
.flow__desc code{font-family:'JetBrains Mono',monospace;font-size:12px;background:var(--bg-2);padding:1px 6px;border-radius:4px;color:var(--text)}

/* ============ NOTES ============ */
.notes{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:760px){.notes{grid-template-columns:1fr}}
.note{padding:22px 22px 20px;background:var(--bg-2);border:1px solid var(--line);border-radius:10px;transition:border-color .3s,transform .3s}
.note:hover{border-color:rgba(163,230,53,.25);transform:translateY(-2px)}
.note h4{font-family:'Fraunces',serif;font-weight:500;font-size:15.5px;color:var(--text);margin-bottom:8px;letter-spacing:-0.005em}
.note p{font-size:13.5px;line-height:1.6;color:var(--text-2)}

/* ============ STATUS CALLOUT ============ */
.status-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:760px){.status-grid{grid-template-columns:1fr}}
.status-card{padding:24px 26px;background:var(--bg-2);border:1px solid var(--line);border-radius:10px}
.status-card__lab{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:var(--text-3);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.status-card__lab::before{content:'';width:18px;height:1px;background:var(--accent)}
.status-card ul{list-style:none;padding:0;margin:0}
.status-card li{font-size:14px;color:var(--text-2);padding:6px 0;line-height:1.6}
.status-card li::before{content:'◆';color:var(--accent);font-size:9px;margin-right:10px;vertical-align:middle}
.status-card li strong{color:var(--text);font-weight:500}

/* ============ FOOTER ============ */
footer{margin-top:120px;padding-top:28px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-3);letter-spacing:0.1em;text-transform:uppercase}
footer a{transition:color .2s,gap .2s;display:inline-flex;align-items:center;gap:8px}
footer a:hover{color:var(--accent);gap:11px}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity 1s cubic-bezier(.22,1,.36,1),transform 1s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}