/* FNARCHITECTS proposal microsite — DESIGN.md + COMPOSITION.md govern every value.
   Brand-locked FN identity (ivory/ink/taupe · Cabinet/Satoshi/GeistMono). */

@font-face { font-family:'Cabinet'; src:url('../fonts/CabinetGrotesk-Bold.woff2') format('woff2'); font-weight:700; font-display:swap; }
@font-face { font-family:'Cabinet'; src:url('../fonts/CabinetGrotesk-Extrabold.woff2') format('woff2'); font-weight:800; font-display:swap; }
@font-face { font-family:'Satoshi'; src:url('../fonts/Satoshi-Regular.woff2') format('woff2'); font-weight:400; font-display:swap; }
@font-face { font-family:'Satoshi'; src:url('../fonts/Satoshi-Medium.woff2') format('woff2'); font-weight:500; font-display:swap; }
@font-face { font-family:'GeistMono'; src:url('../fonts/GeistMono-Regular.ttf') format('truetype'); font-weight:400; font-display:swap; }

:root {
  --ivory:#F7F5F0; --surface:#FCFAF4; --ink-text:#1A1817; --muted:#6B6560;
  --border:#E6E2D9; --taupe:#8A7A66;
  --page-ink:#161412; --ivory-on-ink:#F2EFE9; --muted-on-ink:#A8A29A;
  --taupe-on-ink:#B5AB9D; --hairline-on-ink:rgba(242,239,233,0.16);
  --light-warm:#E8DCC4;
  --ease-glide:cubic-bezier(0.16,1,0.3,1);
  --pad-section:clamp(64px, 12vh, 128px);
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:auto; }
body {
  font-family:'Satoshi', system-ui, sans-serif;
  background:var(--page-ink);
  color:var(--ivory-on-ink);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img { max-width:100%; display:block; }
ul, ol { list-style:none; }
a { color:inherit; }

/* ---- film grain (fixed, the atmosphere carrier) ---- */
.grain {
  position:fixed; inset:-100px; z-index:60; pointer-events:none; opacity:.04;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}

/* ---- type system ---- */
.mono {
  font-family:'GeistMono', monospace; font-size:11px; letter-spacing:0.16em;
  text-transform:uppercase; font-variant-numeric:tabular-nums;
}
.display {
  font-family:'Cabinet'; font-weight:800;
  font-size:clamp(2.9rem, 8.5vw, 7rem);
  line-height:0.95; letter-spacing:-0.02em;
}
.display-2 {
  font-family:'Cabinet'; font-weight:800;
  font-size:clamp(2.3rem, 5.6vw, 4.4rem);
  line-height:0.98; letter-spacing:-0.02em;
}
.display-3 {
  font-family:'Cabinet'; font-weight:700;
  font-size:clamp(1.9rem, 3.8vw, 3rem);
  line-height:1; letter-spacing:-0.015em;
}
.deck {
  font-size:clamp(1.06rem, 1.4vw, 1.19rem); line-height:1.55;
  max-width:52ch; color:var(--muted-on-ink);
}
.section-ivory .deck { color:var(--muted); }
.ink-text { color:var(--ink-text); }

/* headline light-wipe: mask sweeps like raking light */
.wipe-line { display:block; overflow:hidden; }
.wipe-inner {
  display:inline-block;
  -webkit-mask-image:linear-gradient(100deg, #000 40%, rgba(0,0,0,.32) 52%, transparent 64%);
          mask-image:linear-gradient(100deg, #000 40%, rgba(0,0,0,.32) 52%, transparent 64%);
  -webkit-mask-size:300% 100%; mask-size:300% 100%;
  -webkit-mask-position:110% 0; mask-position:110% 0;
  -webkit-mask-repeat:no-repeat; mask-repeat:no-repeat;
}
.wipe-inner.wipe-done { -webkit-mask-image:none; mask-image:none; }
.wipes-off .wipe-inner { -webkit-mask-image:none; mask-image:none; }

/* ---- layout ---- */
.wrap { max-width:1200px; margin-inline:auto; padding-inline:clamp(20px, 5vw, 48px); }
.grid { display:grid; grid-template-columns:200px 1fr; gap:clamp(24px, 4vw, 64px); }
.rail { position:relative; padding-top:6px; }
.rail-line {
  position:absolute; left:0; top:0; width:1px; height:100%;
  background:linear-gradient(180deg, var(--light-warm), transparent 85%);
  transform-origin:top; transform:scaleY(0); opacity:.7;
}
.rail-line.taupe { background:linear-gradient(180deg, var(--taupe), transparent 85%); opacity:.5; }
.label { color:var(--taupe-on-ink); padding-left:16px; }
.section-ivory .label { color:var(--taupe); }

/* ---- 1 · hero ---- */
.hero { position:relative; min-height:100dvh; display:flex; align-items:flex-end; overflow:hidden; }
.hero-plate { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:50% 45%; }
.hero-scrim {
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(22,20,18,.55) 0%, rgba(22,20,18,0) 30%),
    linear-gradient(0deg, rgba(22,20,18,.88) 0%, rgba(22,20,18,.35) 42%, rgba(22,20,18,0) 68%);
}
.chrome {
  position:absolute; top:0; left:0; right:0; z-index:5;
  display:flex; justify-content:space-between; align-items:baseline;
  padding:clamp(20px, 3vw, 32px) clamp(20px, 5vw, 48px);
  font-family:'GeistMono', monospace; font-size:11px; letter-spacing:0.16em;
  text-transform:uppercase; color:var(--ivory-on-ink);
}
.chrome-right { color:var(--taupe-on-ink); }
.hero-content { position:relative; z-index:4; width:100%; padding-bottom:clamp(72px, 14vh, 140px); }
.eyebrow { color:var(--taupe-on-ink); margin-bottom:12px; }
.hero .display { max-width:12ch; }
.groove {
  width:min(340px, 42%); height:1px; margin-top:clamp(20px, 3.5vh, 40px);
  background:linear-gradient(90deg, var(--light-warm), rgba(232,220,196,0));
  transform-origin:left; transform:scaleX(0);
  box-shadow:0 0 12px rgba(232,220,196,.35);
}
.hero .deck { margin-top:clamp(20px, 3.5vh, 40px); }
.scroll-cue {
  position:absolute; right:clamp(20px, 5vw, 48px); bottom:clamp(24px, 4vh, 40px); z-index:4;
  color:var(--muted-on-ink); opacity:0;
}

/* ---- 2 · the gap ---- */
.section-ink { background:var(--page-ink); position:relative; }
.section-ink::before {
  content:''; position:absolute; inset:0 0 auto 0; height:220px; pointer-events:none;
  background:linear-gradient(180deg, rgba(232,220,196,.05), transparent);
}
.gap { padding-block:var(--pad-section) calc(var(--pad-section) * 1.15); }
.gap .display-2 { max-width:14ch; }
.evidence { margin-top:clamp(40px, 7vh, 72px); max-width:62ch; }
.evidence li {
  position:relative; display:grid; grid-template-columns:48px 1fr; gap:16px; align-items:baseline;
  padding-block:22px;
}
.evidence li::before {
  content:''; position:absolute; top:0; left:0; right:0; height:1px;
  background:var(--hairline-on-ink); transform-origin:left; transform:scaleX(0);
}
.evidence .ev-i { color:var(--taupe-on-ink); }
.evidence p { font-size:clamp(1.02rem, 1.3vw, 1.13rem); line-height:1.5; color:var(--ivory-on-ink); max-width:52ch; }
.evidence li:last-child p { color:var(--light-warm); }

/* ---- signature · dawn inversion ---- */
.dawn { height:280vh; position:relative; background:var(--page-ink); }
.dawn-stage { position:sticky; top:0; height:100vh; overflow:hidden; background:var(--page-ink); }
.dawn-light {
  position:absolute; inset:0; background:var(--ivory);
  background-image:
    linear-gradient(180deg, rgba(232,220,196,.5), rgba(232,220,196,0) 40%),
    url('../img/texture-soft.jpg');
  background-blend-mode:normal, multiply;
  background-size:auto, cover;
  clip-path:inset(0 49.75% 0 49.75%);
  box-shadow:0 0 80px rgba(232,220,196,.25);
}
.dawn-copy {
  position:absolute; inset:0; display:flex; flex-direction:column;
  justify-content:center; align-items:center; text-align:center; gap:18px;
}
.dawn-copy .label { color:var(--taupe); padding:0; }
.dawn-copy .display-2 { max-width:12ch; }
/* composition furniture inside the light: slot-edge hairlines + bottom caption,
   so the fully-open stage is a composed room, not empty ivory (judge R1 fix a) */
.dawn-light::before, .dawn-light::after {
  content:''; position:absolute; top:8%; bottom:8%; width:1px;
  background:linear-gradient(180deg, transparent, rgba(138,122,102,.6) 25%, rgba(138,122,102,.6) 75%, transparent);
}
.dawn-light::before { left:25%; }
.dawn-light::after { right:25%; }
.dawn-caption {
  position:absolute; left:0; right:0; bottom:clamp(28px, 6vh, 56px);
  display:flex; justify-content:center; gap:10px;
  font-family:'GeistMono', monospace; font-size:11px; letter-spacing:0.16em;
  text-transform:uppercase; color:var(--taupe);
}

/* ---- ivory sections ---- */
.section-ivory {
  background:var(--ivory) url('../img/texture-soft.jpg') center/cover;
  background-blend-mode:multiply;
  color:var(--ink-text); position:relative;
}
.section-ivory::before {
  content:''; position:absolute; inset:0 0 auto 0; height:180px; pointer-events:none;
  background:linear-gradient(180deg, rgba(232,220,196,.35), transparent);
}
/* paper dimension: soft edge shading so ivory never reads as a bare hex (judge R1 fix b) */
.section-ivory::after {
  content:''; position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(120% 60% at 50% 0%, rgba(232,220,196,.16), transparent 60%),
    linear-gradient(90deg, rgba(26,24,23,.035), transparent 12%, transparent 88%, rgba(26,24,23,.035));
}
.section-ivory > * { position:relative; z-index:1; }
.direction { padding-block:calc(var(--pad-section) * .7) var(--pad-section); }
.direction::before { display:none; }
.intro { margin-bottom:clamp(36px, 6vh, 64px); }

.options { display:grid; grid-template-columns:1.15fr 1fr; gap:clamp(20px, 3vw, 40px); align-items:start; }
.opt {
  position:relative; border:1px solid var(--border); background:var(--surface);
  padding:clamp(24px, 3vw, 40px);
  transition:transform .45s var(--ease-glide), box-shadow .45s var(--ease-glide), border-color .45s var(--ease-glide);
}
.opt::after {
  content:''; position:absolute; top:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg, var(--light-warm), transparent 70%);
  opacity:0; transition:opacity .45s var(--ease-glide);
}
.opt:hover { transform:translateY(-3px); box-shadow:0 10px 22px -18px rgba(26,24,23,.3); }
.opt:hover::after { opacity:1; }
.opt.rec { border-color:var(--taupe); }
.rec-tag {
  position:absolute; top:-9px; left:clamp(24px, 3vw, 40px);
  background:var(--taupe); color:var(--ivory); padding:4px 10px; font-size:10px;
}
.opt-kicker { color:var(--taupe); }
.opt h3 {
  font-family:'Cabinet'; font-weight:700; font-size:clamp(1.6rem, 2.6vw, 2.2rem);
  letter-spacing:-0.01em; margin-top:10px;
}
.price {
  font-family:'Cabinet'; font-weight:800; font-size:clamp(2rem, 3.4vw, 2.9rem);
  letter-spacing:-0.015em; font-variant-numeric:tabular-nums; margin-top:18px;
}
.price .cur { color:var(--muted); margin-right:6px; }
.opt-lead { margin-top:16px; font-size:1rem; line-height:1.6; color:var(--muted); }
.opt-meta {
  display:flex; justify-content:space-between; gap:12px; margin-top:24px; padding-top:16px;
  border-top:1px solid var(--border); color:var(--muted);
}

/* ---- SIGNATURE 2 · the plan: day scrubber + production board ---- */
.plan { padding-top:var(--pad-section); }
.plan-head .display-2 { max-width:16ch; }
.plan-deck { margin-top:clamp(20px, 3vh, 32px); max-width:58ch; }
.plan-track { height:420vh; position:relative; margin-top:clamp(32px, 6vh, 64px); }
.plan-stage { position:sticky; top:0; height:100vh; display:flex; align-items:center; overflow:hidden; }
.plan-grid {
  display:grid; grid-template-columns:1fr minmax(0, 460px); gap:clamp(28px, 5vw, 80px);
  align-items:center; width:100%;
}
.plan-day-k { color:var(--taupe); }
.plan-day {
  font-family:'Cabinet'; font-weight:800; font-variant-numeric:tabular-nums;
  font-size:clamp(5rem, 14vw, 11rem); line-height:0.9; letter-spacing:-0.035em;
  color:var(--ink-text); margin-top:4px;
}
.plan-phases { position:relative; margin-top:clamp(20px, 4vh, 40px); min-height:150px; }
.phase { position:absolute; inset:0; opacity:0; transform:translateY(10px); pointer-events:none;
  transition:opacity .5s var(--ease-glide), transform .5s var(--ease-glide); }
.phase.on { opacity:1; transform:none; pointer-events:auto; }
.phase-k { color:var(--taupe); margin-bottom:10px; }
.phase-body { max-width:44ch; font-size:clamp(1rem, 1.25vw, 1.1rem); line-height:1.6; color:var(--muted); }

.board {
  border:1px solid var(--border); background:var(--surface);
  box-shadow:0 12px 24px -20px rgba(26,24,23,.35);
}
.board-head {
  display:flex; justify-content:space-between; gap:12px; align-items:baseline;
  padding:14px 20px; border-bottom:1px solid var(--border); color:var(--muted);
}
.board-live { color:var(--taupe); }
.board-rows li {
  display:flex; justify-content:space-between; align-items:baseline; gap:16px;
  padding:13px 20px; border-bottom:1px solid var(--border);
  font-size:.95rem; color:var(--ink-text);
  transition:opacity .4s var(--ease-glide);
}
.board-rows li em { font-style:normal; font-variant-numeric:tabular-nums; }
.chip {
  font-size:10px; padding:3px 8px; border:1px solid var(--border); color:var(--muted);
  white-space:nowrap; transition:all .4s var(--ease-glide);
}
li.is-active .chip { border-color:var(--taupe); color:var(--taupe); }
li.is-farid .chip { background:var(--light-warm); border-color:var(--light-warm); color:var(--ink-text); }
li.is-done { opacity:.92; }
li.is-done .chip { background:var(--taupe); border-color:var(--taupe); color:var(--ivory); }
.board-wait { padding:14px 20px; color:var(--muted); }
.plan-note {
  display:block; margin-top:clamp(28px, 5vh, 48px); padding-bottom:var(--pad-section);
  max-width:60ch; font-size:.95rem; line-height:1.6; color:var(--muted);
}
.plan-note .mono { display:block; color:var(--taupe); margin-bottom:6px; }

/* ---- 4 · what you receive ---- */
.receive { padding-block:var(--pad-section) 0; border-top:1px solid var(--border); }
.receive::before { display:none; }
.receive .display-2 { max-width:14ch; }
.receive-list { margin-top:clamp(40px, 7vh, 72px); display:grid; grid-template-columns:1fr 1fr; gap:0 clamp(28px, 4vw, 64px); }
.receive-list li { position:relative; padding-block:26px; }
.receive-list li::before {
  content:''; position:absolute; top:0; left:0; right:0; height:1px;
  background:var(--border); transform-origin:left; transform:scaleX(0);
}
.receive-list h3 {
  font-family:'Cabinet'; font-weight:700; font-size:clamp(1.15rem, 1.7vw, 1.45rem);
  letter-spacing:-0.01em; margin-bottom:8px;
}
.receive-list p { font-size:.97rem; line-height:1.6; color:var(--muted); max-width:44ch; }

/* ---- 5 · what we need ---- */
.need { padding-block:calc(var(--pad-section) * .8); border-top:1px solid var(--border); }
.need::before { display:none; }
.need-list { margin-top:clamp(28px, 5vh, 48px); max-width:62ch; }
.need-list li {
  position:relative; display:grid; grid-template-columns:96px 1fr; gap:16px; align-items:baseline;
  padding-block:20px;
}
.need-list li::before {
  content:''; position:absolute; top:0; left:0; right:0; height:1px;
  background:var(--border); transform-origin:left; transform:scaleX(0);
}
.step-k { color:var(--taupe); }
.need-list p:not(.step-k) { font-size:clamp(1.02rem, 1.3vw, 1.13rem); line-height:1.5; }
.band { margin-top:var(--pad-section); height:min(72vh, 640px); overflow:hidden; position:relative; }
.band img { width:100%; height:120%; object-fit:cover; object-position:35% 50%; will-change:transform; }
.detail-row { padding-block:var(--pad-section); }
.detail-grid { display:grid; grid-template-columns:minmax(0, 420px) 1fr; gap:clamp(24px, 4vw, 64px); align-items:end; }
.detail { aspect-ratio:3/4; overflow:hidden; }
.detail img { width:100%; height:100%; object-fit:cover; object-position:60% 50%; }
.detail-cap { max-width:38ch; padding-bottom:8px; }
.detail-cap .mono { color:var(--taupe); margin-bottom:10px; }
.detail-cap p:not(.mono) { font-size:.98rem; line-height:1.65; color:var(--muted); }

/* ---- 5 · custodianship ---- */
.care { padding-block:calc(var(--pad-section) * .8); border-top:1px solid var(--border); }
.care::before { display:none; }
.care-line { margin-block:20px 14px; display:flex; align-items:baseline; gap:10px; }
.care-price {
  font-family:'Cabinet'; font-weight:800; font-size:clamp(1.8rem, 3vw, 2.5rem);
  letter-spacing:-0.015em; font-variant-numeric:tabular-nums;
}
.care-price .cur { color:var(--muted); margin-right:4px; }
.care-per { color:var(--muted); }

/* ---- 6 · close ---- */
.close { position:relative; min-height:100dvh; display:flex; flex-direction:column; justify-content:flex-end; overflow:hidden; }
.close-plate { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:50% 40%; }
.close-scrim {
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(22,20,18,.92) 0%, rgba(22,20,18,.25) 34%, rgba(22,20,18,0) 55%),
    linear-gradient(0deg, rgba(22,20,18,.94) 0%, rgba(22,20,18,.5) 36%, rgba(22,20,18,0) 66%);
}
.close-content { position:relative; z-index:3; width:100%; padding-bottom:clamp(48px, 8vh, 88px); }
.close .deck { margin-top:24px; }
.cta {
  position:relative; display:inline-flex; align-items:center; margin-top:32px;
  padding:15px 28px; background:var(--light-warm); border:1px solid var(--light-warm);
  font-family:'GeistMono', monospace; font-size:11px; letter-spacing:0.16em; text-transform:uppercase;
  text-decoration:none; color:var(--ink-text); overflow:hidden;
  box-shadow:0 0 32px rgba(232,220,196,.25);
  transition:box-shadow .45s var(--ease-glide), transform .45s var(--ease-glide);
}
.cta:hover { box-shadow:0 0 48px rgba(232,220,196,.45); transform:translateY(-1px); }
.cta:active { transform:scale(.99); }
.cta-sheen {
  position:absolute; top:0; bottom:0; left:-60%; width:40%;
  background:linear-gradient(100deg, transparent, rgba(255,255,255,.45), transparent);
  transform:translateX(0); transition:transform .9s var(--ease-glide);
}
.cta:hover .cta-sheen { transform:translateX(400%); }
.folio {
  position:relative; z-index:3;
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
  padding:24px clamp(20px, 5vw, 48px) 28px;
  border-top:1px solid var(--hairline-on-ink);
  color:var(--muted-on-ink);
}

/* ---- reveal defaults (JS drives; no-JS stays visible) ---- */
.js [data-reveal] { opacity:0; transform:translateY(18px); }
.js [data-evidence] p, .js [data-step] p { opacity:0; transform:translateY(14px); }
.js .scroll-cue { opacity:0; }

/* ---- mobile ---- */
@media (max-width: 820px) {
  .grid { grid-template-columns:1fr; gap:20px; }
  .rail { padding-top:0; }
  .rail-line { display:none; }
  .label { padding-left:0; }
  .options { grid-template-columns:1fr; }
  .detail-grid { grid-template-columns:1fr; align-items:start; }
  .detail { max-width:min(420px, 86%); }
  .need-list li { grid-template-columns:72px 1fr; }
  .evidence li { grid-template-columns:32px 1fr; }
  .hero-plate { object-position:52% 50%; }
  .band { height:52vh; }
  .band img { object-position:30% 50%; }
  .chrome { font-size:10px; }
  .dawn { height:200vh; }
  .folio { flex-direction:column; gap:6px; }
  .plan-track { height:340vh; }
  .plan-stage { align-items:flex-start; padding-top:16px; overflow-y:hidden; }
  .plan-grid { grid-template-columns:1fr; gap:18px; align-content:start; }
  .plan-day { font-size:clamp(3.4rem, 18vw, 5rem); }
  .plan-phases { min-height:190px; margin-top:12px; }
  .board-rows li { padding:10px 14px; font-size:.88rem; }
  .board-head, .board-wait { padding:10px 14px; }
  .receive-list { grid-template-columns:1fr; }
}

/* ---- reduced motion: everything visible, ivory intact, nothing pins ---- */
@media (prefers-reduced-motion: reduce) {
  .js [data-reveal], .js [data-evidence] p, .js [data-step] p { opacity:1; transform:none; }
  .js .scroll-cue { opacity:1; }
  .wipe-inner { -webkit-mask-image:none; mask-image:none; }
  .groove, .rail-line, .evidence li::before, .need-list li::before, .receive-list li::before { transform:none; }
  .dawn { height:auto; }
  .dawn-stage { position:static; height:auto; }
  .dawn-light { position:static; clip-path:none; padding:var(--pad-section) 20px; }
  .dawn-copy { position:static; }
  .band img { height:100%; }
  .cta-sheen { display:none; }
  .plan-track { height:auto; }
  .plan-stage { position:static; height:auto; }
  .plan-phases { position:static; min-height:0; display:grid; gap:24px; }
  .phase { position:static; opacity:1; transform:none; pointer-events:auto; }
}