/* =============================================================
   寿云 / SHOU YUN — 2026 · PRINT / TERMINAL EDITION
   Retro code print: aged paper, ink, vermilion, hard rules.
   ============================================================= */

:root {
  color-scheme: light;
  --paper: #E9DFC9;
  --paper-2: #E0D3B9;
  --paper-3: #F4EBD8;
  --ink: #1B1611;
  --ink-2: #4C4337;
  --ink-3: #7C6F5C;
  --rule: rgba(27, 22, 17, .28);
  --rule-soft: rgba(27, 22, 17, .13);
  --accent: #B4442B;
  --accent-2: #D07A3C;
  --olive: #4A5540;
  --screen: #17130F;
  --screen-2: #211A14;
  --screen-ink: #E8D9B8;
  --screen-dim: #A9977A;
  --screen-amber: #E0A15C;
  --screen-rule: rgba(232, 217, 184, .18);

  --mono: "Cascadia Mono", "Consolas", "Courier New", monospace;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --latin: "Instrument Serif", Georgia, serif;

  --gutter: clamp(18px, 4.2vw, 58px);
  --wrap: 1240px;
  --nav-h: 66px;
  --shadow: 7px 7px 0 rgba(27, 22, 17, .88);
  --shadow-sm: 3px 3px 0 rgba(27, 22, 17, .8);
  --shadow-hard: rgba(27, 22, 17, .78);
  --nav-bg: rgba(233, 223, 201, .9);
  --nav-solid: rgba(244, 235, 216, .96);
  --line-ink: rgba(27, 22, 17, .032);
  --hover-bg: rgba(244, 235, 216, .55);
  --active-bg: rgba(244, 235, 216, .6);
  --chip-bg: rgba(244, 235, 216, .35);
  --tint: rgba(27, 22, 17, .045);
  --tape: rgba(208, 122, 60, .35);
  --ease: cubic-bezier(.2, .72, .2, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --paper: #16120E;
    --paper-2: #1D1712;
    --paper-3: #241C15;
    --ink: #EADFC8;
    --ink-2: #C4B29A;
    --ink-3: #927F68;
    --rule: rgba(234, 223, 200, .26);
    --rule-soft: rgba(234, 223, 200, .12);
    --accent: #D06A4C;
    --accent-2: #E09A62;
    --olive: #93A582;
    --shadow: 7px 7px 0 rgba(0, 0, 0, .62);
    --shadow-sm: 3px 3px 0 rgba(0, 0, 0, .58);
    --shadow-hard: rgba(0, 0, 0, .7);
    --nav-bg: rgba(22, 18, 14, .9);
    --nav-solid: rgba(29, 23, 18, .96);
    --line-ink: rgba(234, 223, 200, .04);
    --hover-bg: rgba(234, 223, 200, .07);
    --active-bg: rgba(234, 223, 200, .06);
    --chip-bg: rgba(234, 223, 200, .05);
    --tint: rgba(234, 223, 200, .05);
    --tape: rgba(224, 154, 98, .32);
  }
  .marquee { background: var(--accent); border-color: var(--accent); color: #1B1611; }
  .marquee__track i { color: #1B1611; }
  .rcard__inner { box-shadow: 8px 8px 0 var(--shadow-hard); }
  .hero__crew img { filter: sepia(.08) contrast(1.02) saturate(.9) brightness(.92); }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
  -webkit-text-size-adjust: 100%;
}
body {
  min-height: 100svh;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  background:
    radial-gradient(900px 480px at 76% -8%, rgba(180, 68, 43, .07), transparent 68%),
    radial-gradient(700px 500px at 6% 22%, rgba(74, 85, 64, .06), transparent 70%),
    repeating-linear-gradient(to bottom, transparent 0 31px, var(--line-ink) 31px 32px),
    var(--paper);
  overflow-x: hidden;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
::selection { background: var(--accent); color: var(--paper-3); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
html[data-lang="en"] body { font-family: var(--mono); font-size: 15px; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.skip {
  position: fixed; left: 12px; top: -100px; z-index: 400;
  padding: 10px 14px; background: var(--ink); color: var(--paper-3);
  font: 12px/1 var(--mono); letter-spacing: .08em;
}
.skip:focus { top: 12px; }

/* ---------------- texture / cursor / trail ---------------- */
.grain {
  position: fixed; inset: 0; z-index: 80; pointer-events: none;
  opacity: .34; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}
.trail { position: fixed; inset: 0; z-index: 90; pointer-events: none; }
.cursor {
  position: fixed; left: 0; top: 0; z-index: 300; pointer-events: none;
  width: 26px; height: 26px; margin: -13px 0 0 -13px;
  opacity: 0; transition: opacity .25s;
}
body.has-cursor .cursor { opacity: 1; }
.cursor__ring {
  position: absolute; inset: 0; border: 1px solid var(--ink);
  border-radius: 50%; transition: transform .2s var(--ease), background .2s;
}
.cursor__dot {
  position: absolute; left: 50%; top: 50%; width: 5px; height: 5px;
  margin: -2.5px 0 0 -2.5px; border-radius: 50%; background: var(--accent);
}
.cursor__label {
  position: absolute; left: 18px; top: 18px; white-space: nowrap;
  padding: 3px 7px; background: var(--ink); color: var(--paper-3);
  font: 10px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase;
  opacity: 0; transform: translateY(4px); transition: .2s;
}
.cursor.is-hover .cursor__ring { transform: scale(1.65); background: rgba(180, 68, 43, .08); }
.cursor.is-down .cursor__ring { transform: scale(.82); }
.cursor.is-label .cursor__label { opacity: 1; transform: none; }
@media (pointer: fine) {
  body.has-cursor, body.has-cursor a, body.has-cursor button, body.has-cursor [data-cursor] { cursor: none; }
}

/* ---------------- loader ---------------- */
.loader {
  position: fixed; inset: 0; z-index: 350; background: var(--paper);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 22px var(--gutter);
  transition: opacity .6s var(--ease), visibility .6s;
}
.loader::before {
  content: "SHOU YUN BIOS v2.6  ·  MEMORY OK  ·  640K";
  position: absolute; left: var(--gutter); right: var(--gutter); bottom: 72px;
  font: 10px/1.6 var(--mono); letter-spacing: .12em; color: var(--ink-3);
}
.loader.is-done { opacity: 0; visibility: hidden; pointer-events: none; }
.loader__top { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 1px solid var(--rule); padding-bottom: 10px; }
.loader__mark { font: 600 18px/1 var(--serif); letter-spacing: .16em; }
.loader__note, .loader__disc, .loader__pct { font: 10px/1.6 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); }
.loader__center { display: grid; place-content: center; gap: 8px; text-align: center; }
.loader__role { font: 400 clamp(2.6rem, 8vw, 6rem)/1.1 var(--serif); }
.loader__center::before { content: "> boot / portfolio"; font: 11px/1 var(--mono); color: var(--accent); letter-spacing: .1em; margin-bottom: 12px; }
.loader__bottom { display: flex; align-items: center; gap: 16px; }
.loader__bar { flex: 1; height: 10px; border: 1px solid var(--ink); padding: 2px; }
.loader__bar span { display: block; height: 100%; background: var(--ink); transform: scaleX(0); transform-origin: left; }
.loader__pct { min-width: 36px; color: var(--ink); }

/* ---------------- nav ---------------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 200; height: var(--nav-h);
  display: flex; align-items: center; gap: 24px;
  padding-inline: var(--gutter);
  background: var(--nav-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
  transition: background .3s, box-shadow .3s;
}
.nav::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 1px;
  background: var(--rule-soft);
}
.nav.is-solid { background: var(--nav-solid); box-shadow: 0 2px 0 var(--rule-soft); }
.brand { display: flex; align-items: center; gap: 9px; margin-right: auto; }
.brand__mark { width: 30px; height: 30px; fill: none; stroke: var(--ink); stroke-width: 1.2; }
.brand__word { font: 600 17px/1 var(--serif); letter-spacing: .12em; }
.brand__latin { font: 10px/1 var(--mono); letter-spacing: .18em; color: var(--ink-3); border-left: 1px solid var(--rule); padding-left: 9px; }
.brand::after { content: "_"; font: 14px/1 var(--mono); color: var(--accent); animation: blink 1.2s steps(1) infinite; }
.nav__links { display: flex; align-items: center; gap: clamp(10px, 1.6vw, 22px); }
.nav__links a {
  position: relative; font: 11px/1 var(--mono); letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink-2); padding: 9px 2px;
}
.nav__links a::before { content: "["; color: var(--ink-3); margin-right: 2px; }
.nav__links a::after { content: "]"; color: var(--ink-3); margin-left: 2px; }
.nav__links a:hover, .nav__links a.is-active { color: var(--accent); }
.nav__links a.is-active::before, .nav__links a.is-active::after { color: var(--accent); }
.nav__right { display: flex; align-items: center; gap: 12px; position: relative; z-index: 2; }
.lang { display: flex; align-items: center; gap: 4px; font: 11px/1 var(--mono); letter-spacing: .08em; border: 1px solid var(--rule); padding: 7px 9px; }
.lang__opt { color: var(--ink-3); }
.lang__opt.is-on { color: var(--accent); font-weight: 600; }
.lang__sep { color: var(--ink-3); }
.bgm {
  display: inline-flex; align-items: center; gap: 7px; padding: 7px 9px;
  border: 1px solid var(--rule); color: var(--ink-3);
  font: 10px/1 var(--mono); letter-spacing: .12em;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}
.bgm:hover { color: var(--ink); border-color: var(--ink); }
.bgm__bars { display: flex; align-items: flex-end; gap: 2px; height: 11px; }
.bgm__bars i { display: block; width: 2px; height: 3px; background: currentColor; transform-origin: bottom; }
.bgm.is-on { color: var(--accent); border-color: var(--accent); background: rgba(180,68,43,.06); }
.bgm.is-on .bgm__bars i { background: var(--accent); animation: eq 1.05s ease-in-out infinite; }
.bgm.is-on .bgm__bars i:nth-child(1) { animation-delay: -.9s; }
.bgm.is-on .bgm__bars i:nth-child(2) { animation-delay: -.55s; }
.bgm.is-on .bgm__bars i:nth-child(3) { animation-delay: -.75s; }
.bgm.is-on .bgm__bars i:nth-child(4) { animation-delay: -.35s; }
.nav__cta {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 11px;
  border: 1px solid var(--ink); background: var(--paper-3); box-shadow: 2px 2px 0 var(--ink);
  font: 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase;
  transition: .16s var(--ease);
}
.nav__cta svg { width: 11px; height: 11px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.nav__cta:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--ink); background: var(--accent); color: var(--paper-3); }
.nav__cta:hover svg { stroke: var(--paper-3); }
.menu-btn { display: none; width: 34px; height: 30px; position: relative; }
.menu-btn span { position: absolute; left: 4px; right: 4px; height: 1.5px; background: var(--ink); transition: .25s; }
.menu-btn span:first-child { top: 10px; }
.menu-btn span:last-child { top: 18px; }
body.nav-open .menu-btn span:first-child { top: 14px; transform: rotate(45deg); }
body.nav-open .menu-btn span:last-child { top: 14px; transform: rotate(-45deg); }
.nav__progress { position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%; background: transparent; }
.nav__progress span { display: block; height: 100%; width: 0; background: var(--accent); }

/* ---------------- rail ---------------- */
.rail {
  position: fixed; right: 18px; top: 50%; transform: translateY(-50%);
  z-index: 120; display: flex; flex-direction: column; align-items: center; gap: 12px;
  font: 9px/1 var(--mono); letter-spacing: .18em; color: var(--ink-3);
}
.rail__label { writing-mode: vertical-rl; }
.rail__track { position: relative; width: 1px; height: 120px; background: var(--rule); }
.rail__track span { position: absolute; left: -1px; top: 0; width: 3px; height: 20%; background: var(--accent); }
.rail__pct { color: var(--ink-2); }

/* ---------------- shared type / buttons ---------------- */
.kicker {
  display: inline-block; font: 10px/1.5 var(--mono); letter-spacing: .16em;
  text-transform: uppercase; color: var(--ink-3);
}
.kicker::before { content: "/* "; color: var(--accent); }
.kicker::after { content: " */"; color: var(--accent); }
.sec-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 24px;
  border-top: 1px solid var(--ink); padding-top: 12px; margin-bottom: clamp(38px, 7vw, 84px);
}
.sec-head__note { font: 11px/1.5 var(--mono); letter-spacing: .08em; color: var(--ink-3); text-align: right; }

/* scroll text reveal: a paper curtain lifts off the line */
.tr {
  clip-path: inset(-6% -2% 108% -2%);
  transform: translateY(30px);
  opacity: .35;
  filter: blur(7px);
  transition:
    clip-path 1.15s var(--ease),
    transform 1.2s var(--ease),
    opacity .85s var(--ease),
    filter 1.1s var(--ease);
  transition-delay: var(--tr-d, 0s);
  will-change: clip-path, transform, filter;
}
.tr.is-in {
  clip-path: inset(-12% -2% -12% -2%);
  transform: none;
  opacity: 1;
  filter: blur(0);
}
html[data-motion="reduce"] .tr { clip-path: none; transform: none; filter: none; opacity: 1; }
section { position: relative; }
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 12px;
  padding: 13px 20px; border: 1px solid var(--ink);
  font: 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase;
  box-shadow: var(--shadow-sm); transition: .18s var(--ease); isolation: isolate;
}
.btn svg { width: 13px; height: 13px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.btn--solid { background: var(--ink); color: var(--paper-3); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--ink); }
.btn--solid:hover { background: var(--accent); }
.btn--ghost:hover { background: var(--paper-3); }
.link-arrow {
  display: inline-flex; align-items: center; gap: 10px; font: 11px/1 var(--mono);
  letter-spacing: .12em; text-transform: uppercase; border-bottom: 1px solid var(--ink);
  padding-bottom: 5px;
}
.link-arrow svg { width: 13px; height: 13px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.link-arrow:hover { color: var(--accent); border-color: var(--accent); }
.pulse { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 rgba(180,68,43,.4); animation: pulse 2.2s infinite; }

/* typography: balanced headlines, comfortable paragraph rag */
h1, h2, h3, h4 { text-wrap: balance; }
p, li, blockquote { text-wrap: pretty; }
.contact__mail svg { transition: transform .25s var(--ease); }
.contact__mail:hover svg { transform: translate(3px, -3px); }
.link-arrow svg { transition: transform .22s var(--ease); }
.link-arrow:hover svg { transform: translate(2px, -2px); }
.footer__top { transition: color .2s; }
.footer__top i { transition: transform .25s var(--ease); }
.footer__top:hover { color: var(--accent); }
.footer__top:hover i { transform: translateY(-3px); }

/* ---------------- hero ---------------- */
.hero {
  position: relative; min-height: 100svh; padding: calc(var(--nav-h) + 26px) var(--gutter) 26px;
  display: flex; align-items: stretch; overflow: hidden;
}
.hero__canvas { position: absolute; inset: 0; z-index: 1; }
.hero__backdrop {
  position: absolute; inset: calc(var(--nav-h) + 14px) 18px 14px; z-index: 0;
  overflow: hidden; pointer-events: none; opacity: 0;
  transition: opacity 1.6s var(--ease);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 12%, #000 82%, transparent 100%);
  mask-image: linear-gradient(to bottom, transparent 0, #000 12%, #000 82%, transparent 100%);
}
.hero__backdrop img {
  width: 100%; height: 100%; object-fit: cover; object-position: 50% 44%;
  opacity: .5; transform: scale(1.05);
  filter: sepia(.18) saturate(.78) contrast(1.02) brightness(1.04);
}
.hero__backdrop::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(58% 56% at 50% 45%, rgba(233,223,201,.62) 0%, rgba(233,223,201,.74) 58%, rgba(233,223,201,.9) 100%),
    linear-gradient(to bottom, rgba(233,223,201,.72), rgba(233,223,201,.4) 34%, rgba(233,223,201,.86));
}
.hero.is-crew-out .hero__backdrop { opacity: 1; }
.hero__glow {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(46% 38% at 52% 45%, rgba(180, 68, 43, .10), transparent 70%),
    radial-gradient(70% 60% at 82% 88%, rgba(74, 85, 64, .08), transparent 70%);
}
.hero__frame {
  position: absolute; inset: calc(var(--nav-h) + 14px) 18px 14px; z-index: 2; pointer-events: none;
  border: 1px solid var(--rule-soft);
}
.hero__frame::before {
  content: "FIG. 01 — CODE FIELD / 以码造境"; position: absolute; left: 12px; top: -8px;
  padding: 0 6px; background: var(--paper); font: 9px/1 var(--mono); letter-spacing: .14em; color: var(--ink-3);
}
.hero__frame::after {
  content: "40.7128N / 74.0060W"; position: absolute; right: 12px; bottom: -8px;
  padding: 0 6px; background: var(--paper); font: 9px/1 var(--mono); letter-spacing: .12em; color: var(--ink-3);
}
.hero__inner { position: relative; z-index: 3; width: 100%; max-width: var(--wrap); margin-inline: auto; display: flex; flex-direction: column; }
.hero__crew {
  position: absolute; inset: 0; z-index: 6; overflow: hidden; cursor: pointer;
  background: var(--paper); display: grid; place-items: center;
  transition: opacity 1.15s var(--ease), transform 1.3s var(--ease);
}
.hero__crew img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 46%; filter: sepia(.14) contrast(1.03) saturate(.92); }
.hero__crew::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(to top, rgba(12,10,8,.62), transparent 46%); }
.hero__crew figcaption {
  position: absolute; left: var(--gutter); bottom: calc(var(--gutter) + 8px); z-index: 2;
  display: grid; gap: 5px; max-width: min(440px, 72vw); padding: 13px 17px;
  background: var(--paper); border: 1px solid var(--ink); box-shadow: var(--shadow-sm);
}
.hero__crew figcaption span { font: 9px/1 var(--mono); letter-spacing: .18em; color: var(--ink-3); text-transform: uppercase; }
.hero__crew figcaption b { font: 400 clamp(1.05rem, 2vw, 1.5rem)/1.25 var(--serif); letter-spacing: .01em; }
.hero__crew figcaption em { font: 10px/1.4 var(--mono); font-style: normal; color: var(--ink-2); letter-spacing: .04em; }
.hero__crew figcaption em::before { content: "▸ "; color: var(--accent); }
.hero.is-crew-out .hero__crew { opacity: 0; transform: scale(1.025); pointer-events: none; }
.hero.is-crew-out .hero__crew figcaption { opacity: 0; }
@media (max-width: 760px) {
  .hero__crew {
    display: flex; flex-direction: column; justify-content: center; gap: 18px;
    padding: calc(var(--nav-h) + 26px) var(--gutter) 34px;
    background: var(--paper);
  }
  .hero__crew::before {
    content: "CREW"; position: absolute; left: -2vw; top: calc(var(--nav-h) + 10px);
    font: 500 30vw/.8 var(--mono); letter-spacing: -.07em;
    color: transparent; -webkit-text-stroke: 1px var(--line-ink);
    pointer-events: none;
  }
  .hero__crew img {
    width: 100%; height: auto; max-height: none; object-fit: cover;
    border: 1px solid var(--line-strong); box-shadow: var(--shadow-sm);
  }
  .hero__crew::after { background: linear-gradient(to top, rgba(12,10,8,.18), transparent 22%); }
  .hero__crew figcaption {
    position: static; bottom: auto; left: auto; right: auto; max-width: 100%; width: 100%;
    padding: 14px 16px; border: 1px solid var(--line-strong); background: var(--paper);
    box-shadow: var(--shadow-sm);
  }
  .hero__crew figcaption b { font-size: 1.32rem; }
}
.hero__meta { display: flex; justify-content: space-between; align-items: center; gap: 16px; font: 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 8vh; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; }
.eyebrow .dot { width: 7px; height: 7px; background: var(--accent); }
.hero__stage { position: relative; flex: 1; display: grid; place-items: center; min-height: 40vh; }
.hero__glyph { position: absolute; opacity: 0; pointer-events: none; font: 600 clamp(3rem, 10vw, 9rem)/1 var(--serif); letter-spacing: .04em; }
.hero__latin { position: absolute; left: 50%; bottom: 8%; transform: translateX(-50%); font: 10px/1 var(--mono); letter-spacing: .5em; color: var(--ink-3); white-space: nowrap; }
.hero__bottom { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; padding-bottom: 16px; }
.hero__lead { max-width: 940px; }
.hero__lead h1 { font: 400 clamp(2.25rem, 4.2vw, 4.15rem)/1.14 var(--serif); letter-spacing: -.02em; text-wrap: balance; }
.hero__sub { margin-top: 18px; font: 13px/1.7 var(--mono); color: var(--ink-2); letter-spacing: .02em; }
.hero__ctas { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.hero__side { min-width: 210px; text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 12px; }
.hero__status { display: inline-flex; align-items: center; gap: 8px; font: 10px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.hero__hint { font: 10px/1.6 var(--mono); color: var(--ink-3); max-width: 190px; }
.scroll-cue { display: inline-flex; align-items: center; gap: 10px; font: 10px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; }
.scroll-cue i { display: block; width: 1px; height: 44px; background: var(--ink); position: relative; overflow: hidden; }
.scroll-cue i::after { content: ""; position: absolute; inset: 0; background: var(--accent); animation: scrollLine 2s var(--ease) infinite; }

/* ---------------- prologue ---------------- */
.prologue { padding: clamp(70px, 11vw, 150px) 0 0; border-top: 1px solid var(--rule-soft); }
.prologue__inner { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.prologue__statement { margin: clamp(30px, 6vw, 74px) 0; }
.prologue__line { font: 400 clamp(2.3rem, 6.6vw, 6.1rem)/1.08 var(--serif); letter-spacing: -.025em; }
.prologue__line--it { color: var(--accent); font-style: italic; padding-left: clamp(20px, 8vw, 150px); }
.prologue__cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 40px; align-items: start; padding-bottom: clamp(50px, 8vw, 90px); }
.prologue__body { font-size: 16px; line-height: 1.95; color: var(--ink-2); max-width: 46ch; }
.prologue__disciplines { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; font: 11px/1.6 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.prologue__disciplines i { color: var(--accent); font-style: normal; }
.marquee { overflow: hidden; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: var(--ink); color: var(--paper-3); }
.marquee__track { display: flex; align-items: center; gap: 26px; padding: 10px 0; width: max-content; animation: marquee 34s linear infinite; font: 11px/1 var(--mono); letter-spacing: .22em; }
.marquee__track i { color: var(--accent-2); font-style: normal; }

/* ---------------- about ---------------- */
.about { padding: clamp(70px, 10vw, 130px) 0; }
.about__grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(34px, 6vw, 88px); align-items: start; }
.about__heading { font: 400 clamp(2.3rem, 4.8vw, 4.4rem)/1.16 var(--serif); letter-spacing: -.02em; }
.about__heading em { color: var(--accent); font-style: italic; }
.about__copy { margin-top: 30px; display: grid; gap: 16px; max-width: 50ch; color: var(--ink-2); font-size: 15.5px; }
.facts { margin-top: 38px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--rule); }
.facts > div { padding: 13px 0; border-bottom: 1px solid var(--rule-soft); }
.facts dt { font: 9px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 7px; }
.facts dd { font: 14px/1.5 var(--mono); }
.about__visual { position: relative; }
.about__figure {
  position: relative; background: var(--paper-3); border: 1px solid var(--ink);
  padding: 12px 12px 0; box-shadow: var(--shadow); transform: rotate(-.7deg);
}
.about__figure img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; filter: sepia(.08) contrast(1.03); border: 1px solid var(--rule); }
.about__figure figcaption { display: flex; justify-content: space-between; gap: 10px; padding: 10px 2px; font: 9px/1.4 var(--mono); letter-spacing: .12em; color: var(--ink-3); }
.about__scan { position: absolute; inset: 12px 12px auto; height: 1px; background: rgba(255,255,255,.3); mix-blend-mode: overlay; }
.now-card { margin: 26px 0 0 8%; background: var(--paper-3); border: 1px solid var(--ink); padding: 16px 18px; box-shadow: var(--shadow-sm); position: relative; transform: rotate(.5deg); }
.now-card::before { content: ""; position: absolute; left: 24px; top: -9px; width: 62px; height: 18px; background: var(--tape); border: 1px solid var(--rule); transform: rotate(-3deg); }
.now-card__label { display: flex; align-items: center; gap: 8px; font: 9px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.now-card ul { list-style: none; display: grid; gap: 6px; font: 12px/1.6 var(--mono); color: var(--ink-2); }
.now-card li::before { content: "> "; color: var(--accent); }

/* ---------------- about: draggable photo deck ---------------- */
.photo-deck { position: relative; padding-top: 2px; }
.photo-deck__top {
  display: flex; justify-content: space-between; gap: 16px; margin-bottom: 8px;
  font: 9px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3);
}
.photo-deck__stage {
  position: relative; height: clamp(340px, 36vw, 500px);
  perspective: 1300px; perspective-origin: 50% 44%;
  touch-action: pan-y; user-select: none; cursor: grab;
}
.photo-deck__stage.is-dragging { cursor: grabbing; }
.photo-deck__stage.is-dragging .pcard { transition: none; }
.pcard {
  position: absolute; left: 50%; top: 50%; width: clamp(210px, 25vw, 300px);
  aspect-ratio: 4 / 5; padding: 0; background: none; border: 0;
  transform:
    translate(-50%, -50%)
    translate3d(var(--px, 0%), var(--py, 0%), var(--pz, 0px))
    rotateZ(var(--prz, 0deg))
    scale(var(--psc, 1));
  transform-style: preserve-3d; will-change: transform, opacity;
  transition: transform .7s var(--ease), opacity .45s var(--ease);
  outline: none;
}
.pcard__inner {
  position: relative; display: flex; flex-direction: column; width: 100%; height: 100%;
  padding: 10px 10px 0; background: var(--paper-3); border: 1px solid var(--ink);
  box-shadow: var(--shadow); transform-style: preserve-3d; will-change: transform;
  transform: rotateX(var(--rx, 3deg)) rotateY(var(--ry, -7deg));
  transition: transform .18s var(--ease), box-shadow .25s var(--ease);
}
.pcard__inner::after {
  content: ""; position: absolute; inset: 0; z-index: 4; pointer-events: none;
  background: radial-gradient(240px circle at var(--gx, 50%) var(--gy, 50%), rgba(255,246,220,.42), transparent 54%);
  mix-blend-mode: soft-light; opacity: 0; transition: opacity .2s;
}
.pcard:hover .pcard__inner::after,
.pcard.is-on .pcard__inner::after { opacity: .9; }
.pcard:hover .pcard__inner { box-shadow: 10px 11px 0 var(--shadow-hard); }
.pcard.is-on .pcard__inner { box-shadow: 10px 12px 0 var(--shadow-hard), 0 0 0 1px var(--accent); }
.pcard__inner img {
  width: 100%; height: calc(100% - 32px); object-fit: cover;
  border: 1px solid var(--rule); filter: sepia(.09) contrast(1.03) saturate(.92);
  pointer-events: none; transform: translateZ(14px);
}
.pcard__no {
  display: flex; align-items: center; justify-content: flex-end;
  height: 32px; padding-right: 2px; font: 9px/1 var(--mono); letter-spacing: .12em; color: var(--ink-3);
  transform: translateZ(8px);
}
.pcard.is-on .pcard__no { color: var(--accent); }
.pcard__scan { position: absolute; left: 10px; right: 10px; top: 10px; height: 1px; background: rgba(255,255,255,.34); mix-blend-mode: overlay; transform: translateZ(20px); }
.photo-deck__foot {
  display: flex; align-items: center; gap: 14px; min-height: 34px; margin-top: 8px;
  padding-top: 9px; border-top: 1px solid var(--rule);
  font: 9px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3);
}
.photo-deck__count { flex: none; color: var(--accent); }
.photo-deck__count b { font-weight: 400; font-size: 11px; }
.photo-deck__count i { font-style: normal; margin: 0 3px; color: var(--ink-3); }
.photo-deck__cap { flex: 1; color: var(--ink-2); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.photo-deck__hint { flex: none; color: var(--ink-3); }
.photo-deck__ctrl { position: absolute; right: 0; bottom: 49px; z-index: 9; display: flex; gap: 6px; }
.deck-btn {
  display: grid; place-items: center; width: 34px; height: 34px;
  background: var(--paper-3); border: 1px solid var(--ink); box-shadow: var(--shadow-sm);
  transition: .2s var(--ease);
}
.deck-btn:hover { background: var(--ink); color: var(--paper-3); }
.deck-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; }

/* ---------------- about: five-tool 3D rail ---------------- */
.toolkit {
  position: relative; height: 300vh; margin-top: clamp(80px, 12vw, 160px);
  border-top: 1px solid var(--rule);
}
.toolkit__pin {
  position: sticky; top: var(--nav-h); height: calc(100svh - var(--nav-h));
  display: flex; flex-direction: column; justify-content: center; gap: clamp(14px, 2.2vh, 26px);
  padding: clamp(12px, 2.2vh, 24px) 0 clamp(8px, 1.6vh, 16px);
}
.toolkit__head {
  display: flex; justify-content: space-between; align-items: flex-end; gap: 30px;
  padding-bottom: clamp(10px, 1.6vh, 16px); border-bottom: 1px solid var(--rule);
}
.toolkit__headMain { display: grid; gap: 7px; }
.toolkit__title { font: 400 clamp(1.75rem, 3.2vw, 3rem)/1.05 var(--serif); letter-spacing: -.02em; }
.toolkit__title em { color: var(--accent); font-style: italic; }
.toolkit__lead { max-width: 34ch; text-align: right; font-size: 13px; line-height: 1.8; color: var(--ink-2); }
.toolkit__grid {
  flex: 1; min-height: 0; display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  gap: clamp(30px, 5vw, 74px); align-items: center;
}
.toolkit__visual { height: 100%; min-height: 0; display: flex; flex-direction: column; justify-content: center; }
.tdeck {
  position: relative; flex: 1; min-height: 0; perspective: 1500px; perspective-origin: 50% 46%;
  touch-action: pan-y; user-select: none; cursor: grab;
}
.tdeck.is-dragging { cursor: grabbing; }
.tdeck.is-dragging .tcard { transition: none; }
.tcard {
  position: absolute; left: 50%; top: 50%; width: clamp(188px, 20vw, 264px); aspect-ratio: 3 / 4;
  padding: 0; background: none; border: 0; transform-style: preserve-3d; will-change: transform, opacity;
  transform:
    translate(-50%, -50%)
    translate3d(var(--tx, 0%), var(--ty, 0%), var(--tz, 0px))
    rotateZ(var(--tr, 0deg))
    scale(var(--ts, 1));
  outline: none;
}
.tcard__inner {
  position: relative; display: flex; flex-direction: column; width: 100%; height: 100%;
  padding: 8px; background: var(--paper-3); border: 1px solid var(--ink);
  box-shadow: 7px 8px 0 var(--shadow-hard); overflow: hidden;
  transform: rotateX(var(--rx, 3deg)) rotateY(var(--ry, -8deg));
  will-change: transform;
  transition: transform .18s var(--ease), box-shadow .25s var(--ease);
}
.tcard__inner::after {
  content: ""; position: absolute; inset: 0; z-index: 4; pointer-events: none;
  background: radial-gradient(220px circle at var(--gx, 50%) var(--gy, 50%), rgba(255,246,220,.4), transparent 55%);
  mix-blend-mode: soft-light; opacity: 0; transition: opacity .2s;
}
.tcard:hover .tcard__inner::after,
.tcard.is-active .tcard__inner::after { opacity: .85; }
.tcard.is-active .tcard__inner { box-shadow: 10px 11px 0 var(--accent), 7px 8px 0 var(--shadow-hard); }
.tcard:hover .tcard__inner { box-shadow: 9px 10px 0 var(--shadow-hard); }
.tcard.is-active:hover .tcard__inner { box-shadow: 10px 11px 0 var(--accent), 7px 8px 0 var(--shadow-hard); }
.tcard__no {
  position: absolute; left: 16px; top: 16px; z-index: 2;
  font: 9px/1 var(--mono); letter-spacing: .12em; color: rgba(255,255,255,.72);
  text-shadow: 0 1px 2px rgba(0,0,0,.5); pointer-events: none;
}
.tcard__icon {
  flex: 1; min-height: 0; display: grid; place-items: center; overflow: hidden;
  padding: clamp(12px, 1.7vw, 20px);
  border: 1px solid var(--ink); background: #00005B;
}
.tcard__icon img {
  display: block; width: min(78%, 176px); height: auto; aspect-ratio: 1;
  object-fit: contain; pointer-events: none;
  padding: clamp(8px, 1vw, 14px);
  background: #F1E7D2; border: 1px solid #1B1611;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .3);
  box-sizing: border-box;
}
.tcard:nth-child(4) .tcard__icon img {
  background: #17130F; border-color: rgba(241, 231, 210, .55);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .55);
}
.tcard:nth-child(1) .tcard__icon { background: #00005B; }
.tcard:nth-child(2) .tcard__icon { background: #00005B; }
.tcard:nth-child(3) .tcard__icon { background: #0E0E12; }
.tcard:nth-child(4) .tcard__icon { background: #0B0B0D; }
.tcard:nth-child(5) .tcard__icon { background: #EA7600; }
.tcard__meta { display: flex; align-items: flex-end; justify-content: space-between; gap: 8px; padding: 9px 3px 2px; }
.tcard__name { font: 400 clamp(1.05rem, 1.45vw, 1.32rem)/1 var(--serif); letter-spacing: -.01em; }
.tcard__short { font: 8px/1.45 var(--mono); letter-spacing: .09em; text-transform: uppercase; color: var(--ink-3); text-align: right; }
.tcard.is-active .tcard__short { color: var(--accent); }
.toolkit__bar {
  display: flex; align-items: center; gap: 12px; margin-top: 11px;
  font: 9px/1 var(--mono); letter-spacing: .12em; color: var(--ink-3);
}
.tbtn {
  display: grid; place-items: center; width: 32px; height: 32px; flex: none;
  background: var(--paper-3); border: 1px solid var(--ink); box-shadow: var(--shadow-sm);
  transition: .2s var(--ease);
}
.tbtn:hover:not(:disabled) { background: var(--ink); color: var(--paper-3); }
.tbtn:disabled { opacity: .28; cursor: default; box-shadow: none; }
.tbtn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.toolkit__count { color: var(--ink-2); font-variant-numeric: tabular-nums; }
.toolkit__count b { font-weight: 400; color: var(--accent); }
.toolkit__count i { font-style: normal; margin: 0 3px; color: var(--ink-3); }
.toolkit__hint { margin-left: auto; display: inline-flex; align-items: center; gap: 7px; text-transform: none; letter-spacing: .04em; }
.toolkit__panels { display: grid; height: 100%; align-items: center; }
.tpanel {
  grid-area: 1 / 1; position: relative; overflow: hidden;
  padding: clamp(18px, 2.4vw, 30px); background: var(--paper-3);
  border: 1px solid var(--ink); box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(12px) rotate(.25deg);
  transition: opacity .3s var(--ease), transform .4s var(--ease);
}
.tpanel.is-on { opacity: 1; visibility: visible; transform: none; }
.tpanel__top {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  border-bottom: 1px solid var(--rule); padding-bottom: 10px;
}
.tpanel__no { font: 9px/1 var(--mono); letter-spacing: .1em; color: var(--accent); }
.tpanel__role { font: 9px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); text-align: right; }
.tpanel__name {
  display: flex; align-items: baseline; gap: 14px; margin-top: 18px;
  font: 400 clamp(2rem, 3.3vw, 3.15rem)/1 var(--serif); letter-spacing: -.02em;
}
.tpanel__name > .tpanel__nameMain { font: inherit; letter-spacing: inherit; color: inherit; }
.tpanel__name > .tpanel__short { font: 9px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.tpanel__desc { margin-top: 14px; max-width: 40ch; font-size: 14.5px; line-height: 1.9; color: var(--ink-2); }
.tpanel__tags { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.tpanel__tags li { font: 9px/1 var(--mono); letter-spacing: .06em; padding: 6px 7px; border: 1px solid var(--rule); color: var(--ink-2); }
.tpanel__use { display: flex; align-items: baseline; gap: 14px; margin-top: 18px; padding-top: 12px; border-top: 1px solid var(--rule); font: 10px/1.5 var(--mono); }
.tpanel__use span { flex: none; letter-spacing: .12em; color: var(--ink-3); }
.tpanel__use b { font-weight: 400; color: var(--ink); }
.tpanel__mark {
  position: absolute; right: -10px; bottom: -26px; pointer-events: none;
  font: 500 clamp(6rem, 9vw, 9rem)/1 var(--serif); letter-spacing: -.06em; color: var(--tint);
}

/* ---------------- work ---------------- */
.work { padding: clamp(60px, 9vw, 110px) 0; border-top: 1px solid var(--rule-soft); }
.work__intro h2 { font: 400 clamp(2rem, 3.7vw, 3.4rem)/1.25 var(--serif); max-width: 18ch; margin-bottom: clamp(34px, 6vw, 72px); }
.work__list { border-top: 1px solid var(--ink); }
.work-row {
  position: relative; display: grid;
  grid-template-columns: 52px minmax(150px, .7fr) minmax(0, 1.3fr) minmax(210px, .9fr) auto auto;
  gap: 24px; align-items: center; padding: 26px 10px; border-bottom: 1px solid var(--rule);
  transition: background .2s, padding .2s;
}
.work-row:hover { background: var(--hover-bg); padding-left: 18px; }
.work-row__idx { font: 10px/1 var(--mono); color: var(--ink-3); }
.work-row__name strong { display: block; font: 400 clamp(1.6rem, 2.6vw, 2.45rem)/1 var(--serif); }
.work-row__name em { display: block; margin-top: 7px; font: 9px/1 var(--mono); letter-spacing: .2em; color: var(--ink-3); font-style: normal; }
.work-row__desc { font-size: 14px; line-height: 1.8; color: var(--ink-2); max-width: 39ch; }
.work-row__meta { display: grid; gap: 6px; font: 10px/1.5 var(--mono); }
.work-row__meta span { display: flex; gap: 10px; }
.work-row__meta i { min-width: 34px; color: var(--ink-3); font-style: normal; text-transform: uppercase; letter-spacing: .08em; }
.work-row__meta b { font-weight: 400; color: var(--ink); }
.work-row__tag { font: 9px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; border: 1px solid var(--rule); padding: 7px 9px; white-space: nowrap; }
.work-row__arrow { width: 34px; height: 34px; border: 1px solid var(--ink); display: grid; place-items: center; border-radius: 50%; transition: .2s; }
.work-row__arrow svg { width: 12px; height: 12px; fill: none; stroke: var(--ink); stroke-width: 1.3; }
.work-row:hover .work-row__arrow { background: var(--ink); transform: rotate(45deg); }
.work-row:hover .work-row__arrow svg { stroke: var(--paper-3); }
.work-row__thumb {
  position: absolute; right: 18%; top: 50%; width: 180px; aspect-ratio: 4/3;
  transform: translateY(-50%) rotate(-4deg) scale(.9); opacity: 0; pointer-events: none;
  border: 6px solid var(--paper-3); box-shadow: var(--shadow-sm); z-index: 5; transition: .2s var(--ease);
}
.work-row__thumb img { width: 100%; height: 100%; object-fit: cover; }
.work-row:hover .work-row__thumb { opacity: 1; transform: translateY(-50%) rotate(-2deg) scale(1); }
.work__more { margin-top: 26px; font: 11px/1.7 var(--mono); color: var(--ink-3); }
.work__more a { color: var(--accent); border-bottom: 1px solid currentColor; }

/* ---------------- AI lab ---------------- */
.ai { position: relative; padding: clamp(60px, 9vw, 110px) 0; border-top: 1px solid var(--rule-soft); overflow: hidden; }
.ai__bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(90deg, var(--rule-soft) 1px, transparent 1px),
    linear-gradient(0deg, var(--rule-soft) 1px, transparent 1px);
  background-size: 92px 92px, 92px 92px;
  opacity: .4;
  -webkit-mask-image: radial-gradient(130% 96% at 50% 38%, #000 8%, rgba(0,0,0,.5) 62%, transparent 96%);
  mask-image: radial-gradient(130% 96% at 50% 38%, #000 8%, rgba(0,0,0,.5) 62%, transparent 96%);
  animation: aiGrid 46s linear infinite;
}
.ai > .wrap { position: relative; z-index: 1; }
@keyframes aiGrid { to { background-position: 92px 92px, 92px 92px; } }
.ai__intro { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: clamp(28px, 5vw, 70px); align-items: end; margin-bottom: clamp(30px, 4.5vw, 54px); }
.ai__intro h2 { font: 400 clamp(2.3rem, 4.8vw, 4.4rem)/1.14 var(--serif); letter-spacing: -.02em; }
.ai__intro h2 em { color: var(--accent); font-style: italic; }
.ai__lead { font-size: 15px; line-height: 1.9; color: var(--ink-2); max-width: 44ch; border-left: 2px solid var(--accent); padding-left: 18px; }
.ai-term { position: relative; overflow: hidden; background: var(--screen); color: var(--screen-ink); border: 1px solid var(--ink); box-shadow: var(--shadow); margin-bottom: 22px; }
.ai-term::after {
  content: ""; position: absolute; top: 0; bottom: 0; left: -42%; width: 34%; z-index: 3; pointer-events: none;
  background: linear-gradient(100deg, transparent, rgba(232,217,184,.07) 42%, rgba(232,217,184,.13) 50%, transparent 60%);
  opacity: 0;
}
.ai-term.is-on::after { animation: termSweep 1.15s var(--ease) .12s 1 both; }
@keyframes termSweep { 0% { left: -42%; opacity: 0; } 20% { opacity: 1; } 100% { left: 112%; opacity: 0; } }
html.js .ai-term { opacity: 0; transform: translateY(18px) scaleY(.985); transform-origin: top center; }
html.js .ai-term.is-on { opacity: 1; transform: none; transition: opacity .7s var(--ease), transform .9s var(--ease); }
html.js .ai-term .ai-term__body > * { opacity: 0; transform: translateY(5px); }
html.js .ai-term.is-on .ai-term__body > * { animation: termLine .42s var(--ease) both; animation-delay: calc(160ms + var(--li, 0) * 55ms); }
@keyframes termLine { to { opacity: 1; transform: none; } }
.ai-term__bar { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-bottom: 1px solid var(--screen-rule); font: 10px/1 var(--mono); letter-spacing: .08em; color: var(--screen-dim); }
.ai-term__lights { display: flex; gap: 4px; }
.ai-term__lights i { width: 7px; height: 7px; border: 1px solid var(--screen-dim); border-radius: 50%; }
.ai-term__lights i:first-child { background: var(--accent); border-color: var(--accent); }
.ai-term__meta { margin-left: auto; }
.ai-term__body { padding: 18px 18px 14px; font: 11.5px/1.95 var(--mono); overflow-x: auto; }
.ai-term__body p { white-space: nowrap; }
.ai-prompt { color: var(--screen-amber); margin-right: 6px; }
.ai-term__body b { color: #F2C892; font-weight: 400; }
.ai-out { color: var(--screen-dim); padding-left: 18px; }
.ai-out--ok { color: #9DB47E; }
.ai-bar { color: var(--screen-amber); letter-spacing: .04em; }
.ai-bar__rest { color: rgba(232,217,184,.22); }
.ai-caret { display: inline-block; width: 6px; height: 12px; background: var(--screen-amber); margin-left: 4px; vertical-align: -1px; animation: blink 1s steps(1) infinite; }
.ai-form { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--screen-rule); }
.ai-form__label { color: var(--screen-dim); font-size: 10px; letter-spacing: .08em; }
.ai-form input {
  flex: 1 1 180px; min-width: 120px; background: transparent; border: 0;
  border-bottom: 1px dotted rgba(232,217,184,.4); color: var(--screen-ink);
  font: 11px/1.6 var(--mono); padding: 4px 2px; outline: none; caret-color: var(--screen-amber);
}
.ai-form input::placeholder { color: rgba(232,217,184,.35); }
.ai-form input:focus { border-bottom-color: var(--screen-amber); }
.ai-form button {
  border: 1px solid var(--screen-amber); color: var(--screen-amber);
  font: 9px/1 var(--mono); letter-spacing: .14em; padding: 7px 10px; white-space: nowrap;
}
.ai-form button:hover { background: var(--screen-amber); color: var(--screen); }
.ai-form button:disabled { opacity: .45; cursor: wait; }
.ai-log { margin-top: 8px; min-height: 16px; font-size: 10px; line-height: 1.7; color: var(--screen-dim); white-space: normal; }
.ai-log b { color: #F2C892; font-weight: 400; }
.ai-log .ok { color: #A9C08D; }
.ai-hint { margin-top: 2px; font-size: 9px; color: rgba(232,217,184,.38); white-space: normal; }
.ai-term__foot { display: flex; flex-wrap: wrap; gap: 8px 22px; border-top: 1px solid var(--screen-rule); padding: 9px 12px; font: 9px/1.5 var(--mono); letter-spacing: .1em; color: var(--screen-dim); }
.ai-term__foot b { color: var(--screen-ink); font-weight: 400; }
.ai__panels { display: grid; grid-template-columns: 1.02fr 1.3fr 1.08fr; gap: 18px; }
.ai-panel {
  position: relative; background: var(--paper-3); border: 1px solid var(--ink); padding: 16px;
  box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 12px;
  transition: box-shadow .25s var(--ease), translate .3s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}
.ai-panel:hover { translate: 0 -4px; box-shadow: 6px 6px 0 var(--ink); }
.ai-panel::before {
  content: ""; position: absolute; inset: 0; z-index: 3; pointer-events: none; opacity: 0;
  background: linear-gradient(105deg, transparent 34%, rgba(224,161,92,.16) 50%, transparent 66%);
  transform: translateX(-100%);
}
.ai.is-generating .ai-panel { border-color: var(--accent); }
.ai.is-generating .ai-panel::before { animation: genSweep 1.25s var(--ease) both; }
@keyframes genSweep { 0% { transform: translateX(-100%); opacity: 0; } 24% { opacity: 1; } 100% { transform: translateX(100%); opacity: 0; } }
.ai__panels .ai-panel:nth-child(1) { --tilt: -.6deg; }
.ai__panels .ai-panel:nth-child(2) { --tilt: .5deg; }
.ai__panels .ai-panel:nth-child(3) { --tilt: -.4deg; }
html.js .ai-panel.will-in {
  opacity: 0; transform: translateY(30px) rotate(var(--tilt, 0deg));
  transition: opacity .8s var(--ease), transform .95s var(--ease), box-shadow .25s var(--ease), translate .3s var(--ease);
}
html.js .ai-panel.will-in.is-in { opacity: 1; transform: none; }
.ai-panel header { display: flex; align-items: baseline; gap: 10px; border-bottom: 1px solid var(--rule); padding-bottom: 9px; }
.ai-panel__no { font: 9px/1 var(--mono); letter-spacing: .12em; color: var(--accent); }
.ai-panel h3 { font: 400 23px/1 var(--serif); }
.ai-panel p { font-size: 13px; line-height: 1.85; color: var(--ink-2); }
.ai-tags { display: flex; flex-wrap: wrap; gap: 5px; list-style: none; }
.ai-spec { margin: 12px 0; padding: 10px 12px; border-left: 2px solid var(--accent); background: var(--tint); font: 9px/1.9 var(--mono); letter-spacing: .02em; color: var(--ink-2); white-space: pre; overflow-x: auto; }
.ai-spec.is-split { white-space: normal; }
.ai-spec__line { display: block; white-space: pre; }
.ai-spec__k { color: var(--accent); }
html.js .ai-panel:not(.is-in) .ai-spec__line { opacity: 0; transform: translateX(-10px); }
html.js .ai-panel.is-in .ai-spec__line { animation: specLine .55s var(--ease) both; animation-delay: calc(260ms + var(--li, 0) * 90ms); }
@keyframes specLine { from { opacity: 0; transform: translateX(-10px); } to { opacity: 1; transform: none; } }
.ai-tags li { font: 8.5px/1 var(--mono); letter-spacing: .1em; border: 1px solid var(--rule); padding: 5px 6px; color: var(--ink-2); }
.ai-panel__meta { margin-top: auto; font: 8.5px/1.5 var(--mono); letter-spacing: .1em; color: var(--ink-3); border-top: 1px dashed var(--rule); padding-top: 9px; }
.ai-thumbs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.ai-thumbs figure { position: relative; border: 1px solid var(--ink); background: var(--paper-2); }
.ai-thumbs img { width: 100%; aspect-ratio: 3/4; object-fit: cover; filter: sepia(.16) saturate(.85) contrast(1.03); transition: .3s var(--ease); }
.ai-thumbs figure:hover img { transform: scale(1.04); filter: sepia(0) saturate(1) contrast(1.04); }
.ai-thumbs figure::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; bottom: 17px; z-index: 2; pointer-events: none;
  background: linear-gradient(to bottom, transparent 0%, rgba(224,161,92,.2) 44%, rgba(224,161,92,.36) 50%, rgba(224,161,92,.2) 56%, transparent 100%);
  opacity: 0; transform: translateY(-110%);
}
.ai-thumbs figure.is-picked::after { opacity: 1; animation: thumbScan 2.6s linear infinite; }
@keyframes thumbScan { 0% { transform: translateY(-110%); } 60%, 100% { transform: translateY(410%); } }
.ai-thumbs figure.is-fresh { animation: freshPulse .9s var(--ease); }
@keyframes freshPulse { 0% { transform: scale(.94); } 45% { transform: scale(1.03); } 100% { transform: none; } }
.ai-thumbs figure.is-picked { outline: 2px solid var(--accent); outline-offset: 2px; }
.ai-thumbs figure.is-picked figcaption { color: var(--accent); }
.ai-thumbs figcaption { padding: 4px 5px; font: 7.5px/1.2 var(--mono); letter-spacing: .08em; color: var(--ink-3); }
html.js .ai-panel--still.will-in .ai-thumbs figure { opacity: 0; transform: translateY(16px) scale(.96); }
html.js .ai-panel--still.is-in .ai-thumbs figure { animation: thumbIn .7s var(--ease) both; animation-delay: calc(180ms + var(--ti, 0) * 80ms); }
.ai-thumbs figure:nth-child(1) { --ti: 0; }
.ai-thumbs figure:nth-child(2) { --ti: 1; }
.ai-thumbs figure:nth-child(3) { --ti: 2; }
.ai-thumbs figure:nth-child(4) { --ti: 3; }
.ai-thumbs figure:nth-child(5) { --ti: 4; }
@keyframes thumbIn { from { opacity: 0; transform: translateY(16px) scale(.96); } to { opacity: 1; transform: none; } }
.ai-screen { position: relative; background: #0D0B09; border: 1px solid var(--ink); overflow: hidden; }
.ai-screen canvas { display: block; width: 100%; aspect-ratio: 16 / 9; }
.ai-screen::after { content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none; background: repeating-linear-gradient(to bottom, rgba(255,255,255,.035) 0 1px, transparent 1px 3px); mix-blend-mode: screen; }
.ai-screen__grid {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background-image:
    linear-gradient(to right, transparent 33.2%, rgba(232,217,184,.11) 33.2% 33.4%, transparent 33.4% 66.5%, rgba(232,217,184,.11) 66.5% 66.7%, transparent 66.7%),
    linear-gradient(to bottom, transparent 33.2%, rgba(232,217,184,.11) 33.2% 33.4%, transparent 33.4% 66.5%, rgba(232,217,184,.11) 66.5% 66.7%, transparent 66.7%);
  opacity: .85;
}
.ai-screen__scan {
  position: absolute; left: 0; right: 0; top: 0; height: 24%; z-index: 1; pointer-events: none;
  background: linear-gradient(to bottom, transparent, rgba(224,161,92,.16), transparent);
  animation: screenScan 4.8s linear infinite;
}
@keyframes screenScan { from { transform: translateY(-120%); } to { transform: translateY(540%); } }
.ai-flash { position: absolute; inset: 0; z-index: 3; pointer-events: none; background: rgba(232,217,184,.9); opacity: 0; }
.ai-screen.is-flash .ai-flash { animation: screenFlash .72s ease-out; }
@keyframes screenFlash { 0% { opacity: .55; } 30% { opacity: .16; } 100% { opacity: 0; } }
.ai-rec { position: absolute; left: 9px; top: 8px; z-index: 2; display: inline-flex; align-items: center; gap: 5px; font: 8px/1 var(--mono); letter-spacing: .14em; color: #E8D9B8; }
.ai-rec i { width: 6px; height: 6px; border-radius: 50%; background: #C8402C; animation: blink 1.4s steps(1) infinite; }
.ai-tc { position: absolute; right: 9px; bottom: 8px; z-index: 2; font: 8px/1 var(--mono); letter-spacing: .08em; color: rgba(232,217,184,.8); }
.ai-play { position: absolute; right: 9px; top: 8px; z-index: 2; padding: 4px 7px; border: 1px solid rgba(232,217,184,.4); color: #E8D9B8; font: 8px/1 var(--mono); letter-spacing: .12em; background: rgba(23,19,15,.6); }
.ai-play:hover { background: var(--accent); border-color: var(--accent); color: var(--paper-3); }
.ai-timeline { position: relative; height: 14px; margin-top: 8px; border: 1px solid var(--rule); background: var(--tint); overflow: hidden; }
.ai-timeline::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, var(--rule-soft) 0 1px, transparent 1px 8.3333%); }
.ai-timeline__head { position: absolute; top: -1px; bottom: -1px; left: 0; width: 2px; background: var(--accent); box-shadow: 0 0 8px rgba(180,68,43,.55); animation: aiPlayhead 6s linear infinite; }
@keyframes aiPlayhead { from { left: 0; } to { left: calc(100% - 2px); } }
.ai.is-paused .ai-timeline__head, .ai.is-paused .ai-screen__scan { animation-play-state: paused; }
.ai__flow { position: relative; margin-top: 22px; padding-bottom: 12px; display: flex; align-items: center; justify-content: center; gap: 12px; font: 9px/1 var(--mono); letter-spacing: .16em; color: var(--ink-3); }
.ai__flow::after { content: ""; position: absolute; left: 12%; right: 12%; bottom: 0; height: 1px; background: var(--rule-soft); }
.ai__flow::before { content: ""; position: absolute; left: 12%; bottom: 0; width: 26%; height: 1px; opacity: 0; background: linear-gradient(90deg, transparent, var(--accent), transparent); }
.ai__flow.is-on::before { animation: flowSweep 4.2s var(--ease) infinite; }
@keyframes flowSweep { 0% { transform: translateX(0); opacity: 0; } 10% { opacity: 1; } 80% { opacity: 1; } 100% { transform: translateX(280%); opacity: 0; } }
.ai__flow i { color: var(--accent); font-style: normal; }
.ai__flow.is-on i { animation: flowArrow 4.2s var(--ease) infinite; }
.ai__flow.is-on i:nth-of-type(2) { animation-delay: .16s; }
.ai__flow.is-on i:nth-of-type(3) { animation-delay: .32s; }
@keyframes flowArrow { 0%, 100% { color: var(--ink-3); } 14%, 30% { color: var(--accent); } 46% { color: var(--ink-3); } }

/* ---------------- reel (scroll-driven cards) ---------------- */
.reel { position: relative; height: 520vh; background: transparent; border-top: 1px solid var(--rule-soft); }
.reel__bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(52% 30% at 50% 48%, rgba(180,68,43,.08), transparent 72%),
    repeating-linear-gradient(to bottom, transparent 0 63px, rgba(27,22,17,.035) 63px 64px);
}
.reel__inner {
  position: sticky; top: 0; height: 100svh;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: calc(var(--nav-h) + 14px) var(--gutter) 14px;
  overflow: hidden;
}
.reel__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; }
.reel__head h2 { display: flex; align-items: baseline; gap: 14px; font: 400 clamp(2rem, 3.4vw, 3.1rem)/1 var(--serif); margin-top: 8px; }
.reel__head h2 em { font: 9px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); font-style: normal; }
.reel__lead { max-width: 36ch; font-size: 13px; line-height: 1.8; color: var(--ink-2); text-align: right; }
.reel__stage { position: relative; flex: 1; min-height: 0; perspective: 1500px; margin: 6px 0; display: flex; flex-direction: column; justify-content: flex-end; }
.reel__deck { position: absolute; inset: 0; transform-style: preserve-3d; touch-action: pan-y; cursor: grab; user-select: none; }
.reel__deck.is-dragging { cursor: grabbing; }
.reel__deck.is-dragging .rcard { transition: none; }
.reel__deck img, .pcard__inner img, .tcard img { -webkit-user-drag: none; user-select: none; }
.rcard {
  position: absolute; left: 50%; top: 50%; width: clamp(220px, 22vw, 330px);
  aspect-ratio: 3 / 4; transform-style: preserve-3d; will-change: transform, opacity;
  outline: none;
}
.rcard__inner {
  position: relative; width: 100%; height: 100%; display: flex; flex-direction: column;
  background: var(--paper-3); border: 1px solid var(--ink); padding: 9px 9px 0;
  box-shadow: 8px 8px 0 rgba(27,22,17,.72);
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateZ(0);
  transform-style: preserve-3d; transition: transform .18s var(--ease), box-shadow .2s;
}
.rcard:hover .rcard__inner { box-shadow: 12px 12px 0 var(--shadow-hard); }
.rcard__media { position: relative; flex: 1; min-height: 0; overflow: hidden; border: 1px solid var(--ink); background: var(--paper-2); transform: translateZ(24px); }
.rcard__media img { width: 100%; height: 100%; object-fit: cover; filter: sepia(.1) contrast(1.04) saturate(.92); }
.rcard__num {
  position: absolute; left: 7px; top: 7px; z-index: 2; padding: 4px 6px;
  background: var(--paper-3); border: 1px solid var(--ink);
  font: 9px/1 var(--mono); letter-spacing: .1em;
}
.rcard__sheen {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 0;
  background: radial-gradient(340px circle at var(--gx,50%) var(--gy,50%), rgba(255,246,220,.42), transparent 46%);
  mix-blend-mode: soft-light; transition: opacity .2s;
}
.rcard:hover .rcard__sheen { opacity: 1; }
.rcard__body { padding: 9px 3px 11px; transform: translateZ(12px); opacity: 0; transition: opacity .25s var(--ease); }
.rcard.is-current .rcard__body { opacity: 1; }
.rcard__title { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.rcard__title h3 { font: 400 22px/1.1 var(--serif); }
.rcard__title span { font: 8px/1 var(--mono); letter-spacing: .14em; color: var(--accent); }
.rcard__body p { margin-top: 5px; font: 10px/1.5 var(--mono); color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rcard.is-current .rcard__body p { color: var(--ink-2); }
.reel.is-fan .rcard__body { opacity: 0; }
.reel.is-fan .rcard:nth-child(3) .rcard__body { opacity: 1; }
.reel__hud { display: flex; align-items: center; gap: 18px; font: 9px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.reel__status { display: inline-flex; align-items: center; gap: 8px; min-width: 190px; }
.reel__dots { display: flex; gap: 6px; flex: 1; }
.reel__dots span { flex: 1; max-width: 46px; height: 3px; background: var(--rule); transition: background .2s; }
.reel__dots span.is-on { background: var(--accent); }
.reel__count { color: var(--ink-2); }
.reel__progress { height: 2px; background: var(--rule-soft); margin-top: 8px; }
.reel__progress span { display: block; height: 100%; width: 0; background: var(--accent); }
.reel__hint { display: none; }

/* ---------------- film ---------------- */
.film { padding: clamp(50px, 7vw, 90px) var(--gutter); border-top: 1px solid var(--rule-soft); }
.film__frame {
  position: relative; max-width: 1400px; margin-inline: auto; height: min(78vh, 760px);
  background: #0C0A08; border: 1px solid var(--ink); box-shadow: 10px 10px 0 var(--shadow-hard);
  overflow: hidden; color: #EFE3CC;
}
.film__frame::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background:
    linear-gradient(112deg, rgba(8,6,4,.8) 0%, rgba(8,6,4,.42) 34%, transparent 64%),
    linear-gradient(to top, rgba(8,6,4,.58) 0%, transparent 32%);
}
.film__img { position: absolute; inset: 0; background-size: cover; background-position: center; filter: sepia(.12) saturate(.92) contrast(1.04); transform: scale(1.04); animation: kenburns 26s ease-in-out infinite alternate; }
.film__vignette { position: absolute; inset: 0; background: radial-gradient(90% 80% at 50% 45%, transparent 42%, rgba(8,6,4,.62) 100%); }
.film__scanlines { position: absolute; inset: 0; opacity: .35; background: repeating-linear-gradient(to bottom, rgba(255,255,255,.05) 0 1px, transparent 1px 3px); mix-blend-mode: overlay; }
.film__grain { position: absolute; inset: 0; opacity: .18; mix-blend-mode: overlay; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23g)' opacity='.6'/%3E%3C/svg%3E"); }
.film__fog { position: absolute; inset: 0; width: 100%; height: 100%; mix-blend-mode: screen; opacity: .5; }
.film__sweep { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(105deg, transparent 42%, rgba(255,240,210,.10) 50%, transparent 58%); transform: translateX(-60%); animation: sweep 11s ease-in-out infinite; }
.film__top { position: absolute; left: 22px; right: 22px; top: 18px; z-index: 3; display: flex; justify-content: space-between; gap: 18px; font: 9px/1.5 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: rgba(239,227,204,.62); }
.film__live { display: inline-flex; align-items: center; gap: 7px; }
.film__live .dot { width: 6px; height: 6px; background: var(--accent-2); border-radius: 50%; animation: blink 1.6s steps(1) infinite; }
.film__content { position: absolute; z-index: 3; left: clamp(22px, 5vw, 64px); bottom: clamp(62px, 11vw, 110px); max-width: 700px; }
.film__content .kicker { color: rgba(239,227,204,.65); }
.film__content h2 { margin-top: 14px; font: 400 clamp(2.2rem, 4.5vw, 4.1rem)/1.22 var(--serif); letter-spacing: -.02em; }
.film__content h2 em { color: var(--accent-2); font-style: italic; }
.film__desc { margin-top: 14px; font: 12px/1.8 var(--mono); color: rgba(239,227,204,.85); }
.film__bottom { position: absolute; z-index: 3; left: 22px; right: 22px; bottom: 16px; display: flex; align-items: center; gap: 18px; font: 9px/1 var(--mono); letter-spacing: .12em; color: rgba(239,227,204,.7); }
.film__caption { margin-right: auto; }
.film__toggle { display: inline-flex; align-items: center; gap: 8px; padding: 7px 10px; border: 1px solid rgba(239,227,204,.4); color: inherit; }
.film__toggle:hover { border-color: var(--accent-2); color: var(--accent-2); }
.film__toggle-icon { width: 9px; height: 10px; border-left: 3px solid currentColor; border-right: 3px solid currentColor; }
.film.is-paused .film__toggle-icon { border: 0; border-left: 7px solid currentColor; width: 0; height: 10px; }
.film__timecode { font-variant-numeric: tabular-nums; }
.film.is-paused .film__img { animation-play-state: paused; }
.film.is-paused .film__sweep { animation-play-state: paused; }

/* ---------------- method ---------------- */
.method { padding: clamp(70px, 10vw, 130px) 0; border-top: 1px solid var(--rule-soft); }
.method__grid { display: grid; grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr); gap: clamp(34px, 7vw, 100px); align-items: start; }
.method__sticky { position: sticky; top: calc(var(--nav-h) + 34px); }
.method__sticky h2 { font: 400 clamp(2.3rem, 4.4vw, 4.2rem)/1.16 var(--serif); letter-spacing: -.02em; }
.method__sticky h2 em { color: var(--accent); font-style: italic; }
.method__lead { margin-top: 24px; font-size: 15px; line-height: 1.9; color: var(--ink-2); max-width: 38ch; }
.method__toolkit { margin-top: 38px; border-top: 1px solid var(--rule); padding-top: 18px; }
.method__toolkit ul { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin-top: 12px; }
.method__toolkit li { font: 10px/1 var(--mono); letter-spacing: .06em; border: 1px solid var(--rule); padding: 7px 8px; }
.steps { list-style: none; border-top: 1px solid var(--ink); }
.step { display: grid; grid-template-columns: 54px 1fr; gap: 16px; padding: 22px 10px; border-bottom: 1px solid var(--rule); transition: background .25s, padding .25s; }
.step__num { font: 10px/1 var(--mono); color: var(--ink-3); padding-top: 5px; }
.step h3 { font: 400 clamp(1.4rem, 2.2vw, 2rem)/1.1 var(--serif); margin-bottom: 8px; }
.step p { font-size: 14px; line-height: 1.85; color: var(--ink-3); max-width: 48ch; }
.step.is-active { background: var(--active-bg); padding-left: 18px; border-left: 3px solid var(--accent); }
.step.is-active .step__num { color: var(--accent); }
.step.is-active h3 { color: var(--accent); }
.step.is-active p { color: var(--ink-2); }

/* ---------------- github ---------------- */
.gh { padding: clamp(60px, 9vw, 110px) 0; border-top: 1px solid var(--rule-soft); }
.gh__top { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(28px, 6vw, 90px); align-items: center; margin-bottom: 42px; }
.gh__figure { display: flex; align-items: flex-end; gap: 20px; }
.gh__big { font: 500 clamp(6rem, 14vw, 12rem)/.8 var(--mono); letter-spacing: -.08em; color: var(--ink); }
.gh__unit { font: 10px/1.5 var(--mono); letter-spacing: .14em; color: var(--ink-3); padding-bottom: 14px; }
.gh__lead { font-size: 15px; line-height: 1.95; color: var(--ink-2); max-width: 52ch; }
.gh__table { border-top: 1px solid var(--ink); }
.gh__row { display: grid; grid-template-columns: minmax(0, 1fr) 120px 90px; gap: 16px; align-items: center; padding: 13px 10px; border-bottom: 1px solid var(--rule); font: 11px/1.4 var(--mono); transition: background .18s, color .18s; }
.gh__row--head { font-size: 9px; letter-spacing: .14em; color: var(--ink-3); border-bottom-color: var(--ink); }
.gh__row:not(.gh__row--head):hover { background: var(--ink); color: var(--paper-3); }
.gh__repo { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.gh__repo i { width: 6px; height: 6px; background: var(--accent); flex: none; }
.gh__repo em { font-style: normal; font-size: 9px; color: var(--ink-3); margin-left: 4px; }
.gh__row:hover .gh__repo em { color: var(--ink-2); }
.gh__lang { color: var(--ink-3); }
.gh__lang--py { color: var(--olive); }
.gh__row:hover .gh__lang { color: var(--ink-2); }
.gh__stars { text-align: right; }
.gh .link-arrow { margin-top: 22px; }

/* ---------------- resources ---------------- */
.resources { padding: clamp(60px, 9vw, 110px) 0; border-top: 1px solid var(--rule-soft); }
.resources__head { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: end; margin-bottom: 38px; }
.resources__head h2 { font: 400 clamp(2.4rem, 5vw, 4.6rem)/1.1 var(--serif); letter-spacing: -.025em; }
.resources__head h2 em { color: var(--accent); font-style: italic; }
.resources__lead { font-size: 15px; line-height: 1.9; color: var(--ink-2); max-width: 42ch; }
.res-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.res { position: relative; background: var(--paper-3); border: 1px solid var(--ink); padding: 18px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; min-height: 230px; transition: .2s var(--ease); }
.res::before { content: ""; position: absolute; inset: 7px; border: 1px dashed var(--rule-soft); pointer-events: none; }
.res:hover { transform: translate(-3px, -3px); box-shadow: 7px 7px 0 var(--ink); background: #F8F0DE; }
.res__no { font: 9px/1 var(--mono); letter-spacing: .14em; color: var(--accent); }
.res__type { margin-top: 6px; font: 9px/1.4 var(--mono); letter-spacing: .1em; color: var(--ink-3); }
.res__title { margin-top: 22px; font: 400 24px/1.25 var(--serif); }
.res__desc { margin-top: 8px; font-size: 13px; line-height: 1.75; color: var(--ink-2); max-width: 30ch; }
.res__foot { margin-top: auto; padding-top: 18px; border-top: 1px solid var(--rule); display: flex; justify-content: space-between; align-items: center; font: 9px/1 var(--mono); letter-spacing: .1em; }
.res__dl { display: inline-flex; align-items: center; gap: 6px; color: var(--accent); }
.res__dl i { font-style: normal; }
.resources__license { margin-top: 24px; font: 9.5px/1.7 var(--mono); letter-spacing: .04em; color: var(--ink-3); }

/* ---------------- contact / footer ---------------- */
.contact { padding: clamp(70px, 10vw, 140px) 0 0; border-top: 1px solid var(--rule-soft); position: relative; overflow: hidden; }
.contact__glow { position: absolute; pointer-events: none; right: -10%; top: 10%; width: 60vw; height: 60vw; background: radial-gradient(closest-side, rgba(180,68,43,.09), transparent); }
.contact__body { position: relative; }
.contact__body h2 { font: 400 clamp(2.8rem, 7vw, 7rem)/1.04 var(--serif); letter-spacing: -.03em; }
.contact__body h2 em { color: var(--accent); font-style: italic; }
.contact__lead { margin-top: 26px; max-width: 52ch; font-size: 15.5px; line-height: 1.95; color: var(--ink-2); }
.contact__mail { display: inline-flex; align-items: center; gap: 14px; margin-top: 38px; font: 400 clamp(1.4rem, 3.3vw, 2.9rem)/1 var(--mono); border-bottom: 1px solid var(--ink); padding-bottom: 8px; transition: .2s; }
.contact__mail svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.2; }
.contact__mail:hover { color: var(--accent); border-color: var(--accent); }
.contact__channels { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 44px; }
.chip { text-align: left; border: 1px solid var(--rule); padding: 12px 13px; display: grid; gap: 5px; background: var(--chip-bg); transition: .18s; }
.chip:hover { border-color: var(--ink); background: var(--paper-3); box-shadow: var(--shadow-sm); transform: translate(-1px,-1px); }
.chip__k { font: 8.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.chip__v { font: 12px/1.4 var(--mono); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chip__c { font: 8px/1 var(--mono); color: var(--accent); opacity: 0; transition: .2s; }
.chip:hover .chip__c { opacity: 1; }
.contact__foot { margin-top: clamp(54px, 8vw, 100px); display: flex; justify-content: space-between; gap: 40px; padding-bottom: 44px; border-bottom: 1px solid var(--rule); }
.contact__socials { flex: 1 1 560px; width: 100%; max-width: 620px; min-width: 0; }
.contact__socials .kicker { margin-bottom: 16px; display: block; font-size: 10.5px; letter-spacing: .18em; color: var(--ink-2); }
.contact__clock .kicker { margin-bottom: 12px; display: block; }
.socials { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; width: 100%; }
.social-card {
  position: relative; display: grid; gap: 3px; padding: 14px 15px 13px;
  border: 1px solid var(--rule); background: var(--chip-bg); overflow: hidden;
  transition: border-color .22s var(--ease), background .22s var(--ease), translate .22s var(--ease), box-shadow .22s var(--ease);
}
.social-card__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.social-card__no { font: 8.5px/1 var(--mono); letter-spacing: .16em; color: var(--ink-3); }
.social-card__arrow { font: 13px/1 var(--mono); font-style: normal; color: var(--accent); transition: transform .24s var(--ease); }
.social-card__name { font: 400 19px/1.1 var(--serif); letter-spacing: .01em; transition: color .2s; }
.social-card__meta { font: 9.5px/1.45 var(--mono); letter-spacing: .05em; color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.social-card::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.social-card:hover { border-color: var(--ink); background: var(--paper-3); translate: 0 -2px; box-shadow: var(--shadow-sm); }
.social-card:hover .social-card__name { color: var(--accent); }
.social-card:hover .social-card__arrow { transform: translate(2px, -2px); }
.social-card:hover::after { transform: scaleX(1); }
.contact__foot.reveal:not(.is-in) .social-card { opacity: 0; transform: translateY(16px); }
.contact__foot.reveal.is-in .social-card { animation: socialIn .65s var(--ease) both; }
.contact__foot.reveal.is-in .social-card:nth-child(2) { animation-delay: .08s; }
.contact__foot.reveal.is-in .social-card:nth-child(3) { animation-delay: .16s; }
@keyframes socialIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.contact__clock { text-align: right; display: flex; flex-direction: column; align-items: flex-end; }
.clock { font: 400 clamp(1.6rem, 3vw, 2.4rem)/1 var(--mono); font-variant-numeric: tabular-nums; letter-spacing: .02em; }
.contact__status { display: inline-flex; align-items: center; gap: 8px; margin-top: 10px; font: 9px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.footer { padding: 44px 0 26px; }
.footer__inner { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; }
.footer__word { font: 400 clamp(3rem, 10vw, 8rem)/.8 var(--mono); letter-spacing: -.05em; color: transparent; -webkit-text-stroke: 1px var(--ink-3); }
.footer__meta { display: grid; gap: 6px; text-align: right; font: 9px/1.6 var(--mono); letter-spacing: .08em; color: var(--ink-3); }
.footer__top { display: inline-flex; gap: 8px; justify-content: flex-end; color: var(--ink-2); margin-top: 6px; }
.footer__top i { font-style: normal; color: var(--accent); }
.footer__icp { margin: 2px 0; }
.footer__icp a { color: var(--ink-2); text-decoration: none; border-bottom: 1px solid var(--rule-soft); padding-bottom: 2px; transition: color .2s var(--ease), border-color .2s var(--ease); }
.footer__icp a:hover { color: var(--accent); border-color: var(--accent); }

/* ---------------- toast / reveal ---------------- */
.toast {
  position: fixed; left: 50%; bottom: 26px; z-index: 300; transform: translate(-50%, 20px);
  padding: 10px 16px; background: var(--ink); color: var(--paper-3);
  font: 10px/1 var(--mono); letter-spacing: .1em; opacity: 0; pointer-events: none;
  transition: .25s var(--ease); box-shadow: 4px 4px 0 rgba(0,0,0,.2);
}
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------------- english typography ---------------- */
html[data-lang="en"] { --serif: var(--mono); }
html[data-lang="en"] .hero__lead h1 { font-family: var(--mono); font-weight: 500; font-size: clamp(2rem, 4.1vw, 4.1rem); line-height: 1.15; letter-spacing: -.05em; }
html[data-lang="en"] .about__heading,
html[data-lang="en"] .work__intro h2,
html[data-lang="en"] .ai__intro h2,
html[data-lang="en"] .method__sticky h2,
html[data-lang="en"] .resources__head h2,
html[data-lang="en"] .contact__body h2 { font-family: var(--mono); font-weight: 500; letter-spacing: -.055em; }
html[data-lang="en"] .prologue__line { font-family: var(--mono); font-weight: 500; letter-spacing: -.05em; }
html[data-lang="en"] .prologue__line--it { font-family: var(--latin); font-style: italic; letter-spacing: -.02em; }
html[data-lang="en"] .film__content h2 { font-family: var(--mono); font-weight: 500; letter-spacing: -.04em; }
html[data-lang="en"] .loader__role { font-family: var(--mono); font-weight: 500; letter-spacing: -.04em; }
html[data-lang="en"] .rcard__title h3 { font-family: var(--mono); font-weight: 500; font-size: 19px; }

/* ---------------- keyframes ---------------- */
@keyframes blink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(180,68,43,.35); } 70% { box-shadow: 0 0 0 7px rgba(180,68,43,0); } 100% { box-shadow: 0 0 0 0 rgba(180,68,43,0); } }
@keyframes scrollLine { 0% { transform: translateY(-100%); } 60%, 100% { transform: translateY(100%); } }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes kenburns { 0% { transform: scale(1.04) translate3d(0,0,0); } 100% { transform: scale(1.13) translate3d(-1.4%, -1.2%, 0); } }
@keyframes sweep { 0%, 12% { transform: translateX(-70%); } 55%, 100% { transform: translateX(70%); } }
@keyframes eq { 0%, 100% { height: 3px; } 50% { height: 9px; } }

/* ---------------- responsive ---------------- */
@media (max-width: 1180px) {
  .nav { gap: 14px; }
  .nav__links { gap: 9px; }
  .brand__latin { display: none; }
  .work-row { grid-template-columns: 40px minmax(130px, .65fr) minmax(0, 1.2fr) minmax(180px, .8fr) auto; }
  .work-row__tag { display: none; }
  .ai__panels { grid-template-columns: 1fr 1.15fr; }
  .ai-panel--motion { grid-column: 1 / -1; }
  .ai-panel--motion .ai-screen { max-width: 620px; }
}
@media (max-width: 980px) {
  :root { --nav-h: 58px; }
  .nav__links { display: none; }
  .menu-btn { display: block; }
  .nav__links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: auto;
    height: calc(100svh - var(--nav-h)); overflow-y: auto;
    display: none; flex-direction: column;
    align-items: flex-start; justify-content: flex-start; gap: 0; padding: 12px var(--gutter) 28px;
    background: var(--paper-3); border-top: 1px solid var(--rule); z-index: 1;
  }
  body.nav-open .nav__links { display: flex; }
  .nav__links a { display: block; width: 100%; padding: 18px 0; font-size: 13px; border-bottom: 1px solid var(--rule-soft); }
  .nav__cta { display: none; }
  .rail { display: none; }
  .hero__bottom { flex-direction: column; align-items: flex-start; gap: 24px; }
  .hero__side { text-align: left; align-items: flex-start; }
  .hero__meta { margin-bottom: 4vh; }
  .hero__hint { display: none; }
  .about__grid, .method__grid, .resources__head, .ai__intro, .prologue__cols { grid-template-columns: 1fr; }
  .about__figure { transform: rotate(-.4deg); }
  .about__visual { max-width: 560px; }
  .method__sticky { position: static; }
  .gh__top { grid-template-columns: 1fr; gap: 22px; }
  .res-grid { grid-template-columns: 1fr 1fr; }
  .contact__channels { grid-template-columns: 1fr 1fr; }
  .reel__lead { display: none; }
  .work-row__thumb { display: none; }
}
@media (max-width: 760px) {
  :root { --gutter: 16px; }
  .hero { padding-top: calc(var(--nav-h) + 16px); }
  .hero__frame { inset: calc(var(--nav-h) + 8px) 8px 8px; }
  .hero__lead h1 { font-size: clamp(1.6rem, 6.8vw, 2.05rem); }
  .hero__latin { font-size: 8px; letter-spacing: .32em; }
  .hero__stage { min-height: 36vh; }
  .hero__ctas .btn { padding: 11px 14px; font-size: 10px; }
  .prologue__line { font-size: clamp(2rem, 9vw, 3.2rem); }
  .prologue__line--it { padding-left: 8vw; }
  .sec-head { flex-direction: column; align-items: flex-start; gap: 8px; }
  .sec-head__note { text-align: left; }
  .about__heading, .ai__intro h2, .method__sticky h2, .resources__head h2 { font-size: clamp(1.9rem, 8.4vw, 3rem); }
  .work-row { grid-template-columns: 30px 1fr auto; gap: 12px; padding: 20px 4px; }
  .work-row__desc, .work-row__meta { grid-column: 2 / -1; }
  .work-row__desc { margin-top: 4px; font-size: 13px; }
  .work-row__meta { display: flex; gap: 16px; }
  .work-row__arrow { grid-column: 3; grid-row: 1; }
  .ai__panels { grid-template-columns: 1fr; }
  .ai-panel--motion { grid-column: auto; }
  .ai-term__body { font-size: 10px; padding: 14px 12px 10px; }
  .ai-term__body p { white-space: normal; overflow-wrap: anywhere; }
  .ai__flow { flex-wrap: wrap; gap: 8px; }
  .ai__flow::before, .ai__flow::after { display: none; }
  .socials { grid-template-columns: 1fr; }
  .contact__socials { flex: 0 0 auto; }
  .social-card { padding: 13px 14px; }
  .reel { height: 460vh; }
  .reel__inner { padding-top: calc(var(--nav-h) + 8px); }
  .reel__head h2 em { display: none; }
  .rcard { width: min(68vw, 300px); }
  .reel__hud { gap: 10px; }
  .reel__status { min-width: 0; }
  .reel__hint { display: none; }
  .film { padding-inline: 8px; }
  .film__frame { height: 74vh; box-shadow: 6px 6px 0 var(--shadow-hard); }
  .film__content { left: 18px; right: 18px; bottom: 92px; }
  .film__content h2 { font-size: clamp(1.9rem, 8.2vw, 2.8rem); }
  .film__bottom { left: 18px; right: 18px; gap: 10px; flex-wrap: wrap; }
  .film__caption { display: none; }
  .film__top { left: 18px; right: 18px; }
  .step { grid-template-columns: 40px 1fr; }
  .gh__row { grid-template-columns: 1fr 70px 52px; gap: 8px; }
  .gh__repo { font-size: 12px; }
  .res-grid { grid-template-columns: 1fr; }
  .contact__body h2 { font-size: clamp(2.3rem, 12vw, 4rem); }
  .contact__channels { grid-template-columns: 1fr; }
  .contact__mail { font-size: clamp(1.05rem, 5.4vw, 1.5rem); }
  .contact__foot { flex-direction: column; align-items: flex-start; }
  .contact__clock { text-align: left; align-items: flex-start; }
  .footer__inner { flex-direction: column; align-items: flex-start; gap: 20px; }
  .footer__meta { text-align: left; }
  .footer__top { justify-content: flex-start; }
  .footer__word { font-size: 13vw; }
  .cursor, .trail { display: none; }
}
@media (max-width: 420px) {
  .hero__meta { font-size: 8px; }
  .hero__place { display: none; }
  .btn { width: 100%; justify-content: center; }
  .hero__ctas { width: 100%; }
  .gh__row { grid-template-columns: 1fr 58px 44px; }
  .gh__stars { font-size: 10px; }
}

/* ---------------- additions: responsive ---------------- */
@media (max-width: 1180px) {
  .toolkit__lead { max-width: 30ch; font-size: 12.5px; }
  .tpanel__desc { font-size: 13.5px; }
}
@media (max-width: 980px) {
  .photo-deck { margin-top: 4px; }
  .photo-deck__ctrl { position: static; justify-content: flex-end; margin-top: 8px; }
  .toolkit { height: auto; margin-top: 76px; }
  .toolkit__pin { position: static; height: auto; padding: 22px 0 4px; gap: 22px; }
  .toolkit__head { flex-direction: column; align-items: flex-start; gap: 10px; }
  .toolkit__lead { max-width: 52ch; text-align: left; }
  .toolkit__grid { grid-template-columns: 1fr; gap: 26px; }
  .toolkit__visual { height: auto; }
  .tdeck { flex: none; height: 440px; }
  .toolkit__panels { display: block; height: auto; }
  .tpanel { display: none; }
  .tpanel.is-on { display: block; opacity: 1; visibility: visible; transform: none; }
  .tpanel__mark { font-size: 7rem; }
}
@media (max-width: 760px) {
  .hero__backdrop { inset: calc(var(--nav-h) + 8px) 8px 8px; }
  .hero__backdrop img { opacity: .44; }
  .photo-deck__top { font-size: 8px; }
  .photo-deck__stage { height: min(112vw, 480px); }
  .pcard { width: min(68vw, 286px); }
  .pcard__inner { padding: 8px 8px 0; }
  .pcard__inner img { height: calc(100% - 28px); }
  .pcard__no { height: 28px; }
  .photo-deck__hint { display: none; }
  .photo-deck__foot { gap: 10px; font-size: 8px; }
  .photo-deck__cap { font-size: 8.5px; letter-spacing: .06em; }
  .photo-deck__ctrl { position: static; justify-content: flex-end; margin-top: 8px; }
  .deck-btn { width: 30px; height: 30px; }
  .toolkit { margin-top: 64px; }
  .toolkit__head { gap: 9px; }
  .toolkit__title { font-size: clamp(1.8rem, 8vw, 2.7rem); }
  .toolkit__lead { font-size: 12px; }
  .tdeck { height: min(82vw, 400px); }
  .tcard { width: min(62vw, 238px); }
  .tcard__meta { padding-top: 7px; }
  .tcard__name { font-size: 1.05rem; }
  .toolkit__bar { gap: 8px; }
  .toolkit__hint { display: none; }
  .tpanel { padding: 16px; }
  .tpanel__name { margin-top: 14px; font-size: clamp(1.8rem, 8vw, 2.6rem); }
  .tpanel__desc { margin-top: 11px; font-size: 13.5px; }
  .tpanel__tags { margin-top: 13px; }
  .tpanel__use { margin-top: 14px; }
  .tpanel__mark { right: -14px; bottom: -20px; font-size: 6rem; }
}
@media (max-width: 420px) {
  .photo-deck__stage { height: 96vw; }
  .pcard { width: min(72vw, 256px); }
  .tdeck { height: 82vw; }
  .tcard { width: min(66vw, 214px); }
  .toolkit__count { font-size: 8px; }
  .toolkit__title { font-size: 1.72rem; }
  .tpanel__name { font-size: 1.75rem; }
}
@media (prefers-color-scheme: dark) {
  .hero__backdrop img { opacity: .4; filter: sepia(.16) saturate(.7) contrast(1.02) brightness(.74); }
  .hero__backdrop::after {
    background:
      radial-gradient(58% 56% at 50% 45%, rgba(22,18,14,.58) 0%, rgba(22,18,14,.72) 58%, rgba(22,18,14,.9) 100%),
      linear-gradient(to bottom, rgba(22,18,14,.72), rgba(22,18,14,.38) 34%, rgba(22,18,14,.88));
  }
}
.toolkit.is-static { height: auto; }
.toolkit.is-static .toolkit__pin { position: static; height: auto; padding: 22px 0 4px; gap: 22px; }
.toolkit.is-static .toolkit__head { flex-direction: column; align-items: flex-start; gap: 10px; }
.toolkit.is-static .toolkit__lead { text-align: left; max-width: 52ch; }
.toolkit.is-static .toolkit__grid { grid-template-columns: 1fr; gap: 26px; }
.toolkit.is-static .toolkit__visual { height: auto; }
.toolkit.is-static .tdeck { flex: none; height: 440px; cursor: default; }
.toolkit.is-static .tcard { transition: transform .65s var(--ease), opacity .4s var(--ease); }
.toolkit.is-static .toolkit__panels { display: block; height: auto; }
.toolkit.is-static .tpanel { display: none; }
.toolkit.is-static .tpanel.is-on { display: block; opacity: 1; visibility: visible; transform: none; }

/* ---------------- reduced motion ---------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
  .film__img { animation: none; transform: scale(1.05); }
  .marquee__track, .film__sweep, .scroll-cue i::after { animation: none; }
}