/* SILKLY ART — static showcase stylesheet
   Tokens from 設計系統規格書 v0.13 §3 色彩 / §4 字體
   Mondo 2011–13 restrained, museum-grade. No JS-driven motion. */

:root{
  --ink:#1C1A16;
  --ink-soft:#6B6252;
  --paper:#FCFCFA;
  --paper-2:#F2EDE3;
  --paper-3:#F7F4ED;
  --vermilion:#9E2B25;
  --gold:#A08A5B;
  --gold-deep:#7A6740;
  --line:rgba(28,26,22,.14);
  --serif:"Cormorant Garamond","Noto Serif TC",Georgia,"Times New Roman",serif;
  --sans:"Inter","Noto Sans TC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --maxw:1120px;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  font-size:17px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}

h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.15;letter-spacing:-.01em;margin:0 0 .5em;}
h1{font-size:clamp(40px,6vw,64px);}
h2{font-size:clamp(28px,3.6vw,40px);}
h3{font-size:clamp(21px,2.2vw,26px);}
p{margin:0 0 1.1em;}
.eyebrow{
  font-family:var(--sans);
  font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--vermilion);margin:0 0 14px;
}
.lede{font-size:19px;color:var(--ink-soft);max-width:62ch;}
.muted{color:var(--ink-soft);}

.container{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
section{padding:84px 0;}
.alt{background:var(--paper-2);}
.rule{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(252,252,250,.92);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;}
.brand{display:flex;flex-direction:column;line-height:1.05;}
.brand .word{font-family:var(--serif);font-size:23px;font-weight:600;letter-spacing:.04em;}
.brand .sub{font-size:10.5px;letter-spacing:.12em;color:var(--ink-soft);text-transform:uppercase;}
.brand-with-logo{display:flex;flex-direction:row;align-items:center;gap:14px;line-height:1.05;}
.brand-with-logo .brand-mark{width:46px;height:46px;flex-shrink:0;}
.brand-with-logo .brand-text{display:flex;flex-direction:column;gap:3px;}
.brand-with-logo .word{font-family:var(--serif);font-size:23px;font-weight:600;letter-spacing:.04em;color:var(--ink);white-space:nowrap;}
.brand-with-logo .sub{font-size:9px;letter-spacing:.14em;color:var(--ink-soft);text-transform:uppercase;white-space:nowrap;max-width:none;}
.nav-links{display:flex;gap:26px;align-items:center;}
.nav-links a{font-size:14px;letter-spacing:.02em;color:var(--ink);padding:6px 0;position:relative;}
.nav-links a:hover{color:var(--vermilion);}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--vermilion);transition:width .25s;}
.nav-links a:hover::after{width:100%;}
.nav-links a.lang{font-size:12px;color:var(--gold-deep);letter-spacing:.08em;padding:6px 10px !important;border:1px solid var(--line);}
.nav-links a.lang:hover{color:var(--vermilion);border-color:var(--vermilion);}
.nav-toggle{display:none;background:none;border:0;font-size:24px;cursor:pointer;color:var(--ink);}

/* ---------- hero ---------- */
.hero{padding:104px 0 88px;background:var(--paper);}
.hero .eyebrow{margin-bottom:22px;}
.hero h1{max-width:18ch;}
.hero .statement{max-width:30ch;font-size:clamp(30px,4.4vw,52px);margin:0 0 28px;}
.hero .lede{max-width:54ch;margin-bottom:34px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}
.hero-meta{margin-top:54px;display:flex;gap:42px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:26px;}
.hero-meta .item .k{font-family:var(--serif);font-size:30px;color:var(--vermilion);}
.hero-meta .item .v{font-size:13px;color:var(--ink-soft);letter-spacing:.02em;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--sans);font-size:14px;font-weight:600;letter-spacing:.04em;
  padding:13px 26px;border:1px solid var(--vermilion);color:var(--vermilion);
  background:transparent;cursor:pointer;transition:all .2s;text-decoration:none;
}
.btn:hover{background:var(--vermilion);color:#fff;}
.btn-solid{background:var(--vermilion);color:#fff;}
.btn-solid:hover{background:#7d211c;}
.btn-ghost{border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:var(--paper);}

/* ---------- cards / grid ---------- */
.grid{display:grid;gap:26px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.card{
  background:var(--paper);border:1px solid var(--line);
  padding:30px;display:flex;flex-direction:column;gap:12px;
}
.alt .card{background:var(--paper-3);}
.card h3{margin:0;}
.card .tag{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-deep);}
.press-links{list-style:none;padding:0;margin:14px 0 0;font-size:14px;line-height:1.7;}
.press-links li{margin:2px 0;}
.press-links a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--ink-soft);text-underline-offset:3px;}
.press-links a:hover{color:var(--accent);text-decoration-color:var(--accent);}
.thumb{
  aspect-ratio:3/4;background:var(--paper-2);border:1px solid var(--line);
  display:flex;align-items:flex-end;padding:16px;margin-bottom:6px;
  background-image:linear-gradient(135deg,rgba(158,43,37,.06),rgba(160,138,91,.10));
}
.thumb .ph{font-family:var(--serif);font-size:15px;color:var(--ink-soft);font-style:italic;}

/* ---------- flow (provenance) ---------- */
.flow{display:flex;flex-wrap:wrap;gap:10px;align-items:stretch;margin:30px 0 8px;}
.flow .step{
  flex:1 1 150px;border:1px solid var(--line);background:var(--paper-3);
  padding:16px 18px;font-size:14px;
}
.flow .step b{display:block;font-family:var(--serif);font-size:18px;color:var(--vermilion);margin-bottom:4px;font-weight:600;}
.flow .spine{
  width:100%;margin-top:14px;border:1px solid var(--vermilion);background:rgba(158,43,37,.06);
  padding:16px 20px;font-size:14px;color:var(--vermilion);font-weight:600;letter-spacing:.02em;
}

/* ---------- forms ---------- */
.form-grid{display:grid;gap:18px;max-width:620px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field label{font-size:13px;letter-spacing:.03em;color:var(--ink-soft);}
.field input,.field textarea,.field select{
  font-family:var(--sans);font-size:15px;color:var(--ink);
  border:1px solid var(--line);background:var(--paper);padding:12px 14px;
  border-radius:0;outline:none;transition:border-color .2s;
}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--vermilion);}
.field textarea{resize:vertical;min-height:120px;}
.note{font-size:13px;color:var(--ink-soft);border-left:2px solid var(--gold);padding-left:14px;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#e9e4d8;padding:60px 0 40px;}
.site-footer a{color:#e9e4d8;}
.site-footer .f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;}
.site-footer .word{font-family:var(--serif);font-size:22px;color:#fff;}
.site-footer .sub{font-size:12px;letter-spacing:.1em;color:#b9b2a4;text-transform:uppercase;}
.site-footer h4{font-family:var(--sans);font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#b9b2a4;margin-bottom:14px;font-weight:600;}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;font-size:14px;}
.site-footer .copy{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:22px;font-size:12.5px;color:#9a948a;}

/* ---------- misc ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.badge{display:inline-block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--vermilion);border:1px solid var(--vermilion);padding:5px 12px;}
.callout{border:1px solid var(--line);padding:26px 28px;background:var(--paper-3);}
.callout .q{font-family:var(--serif);font-size:22px;line-height:1.4;}

@media(max-width:860px){
  .nav-links{
    position:absolute;top:72px;left:0;right:0;background:var(--paper);
    flex-direction:column;gap:0;padding:8px 28px 18px;border-bottom:1px solid var(--line);
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:12px 0;border-bottom:1px solid var(--line);}
  .nav-toggle{display:block;}
  .brand-with-logo .brand-mark{width:38px;height:38px;flex-shrink:0;}
  .brand-with-logo .word{font-size:18px;}
  .brand-with-logo .sub{font-size:8.5px;letter-spacing:.12em;}
  .grid-2,.grid-3,.split,.site-footer .f-grid{grid-template-columns:1fr;}
  section{padding:60px 0;}
}

/* =========================================================
   MONDO ART DIRECTION v1 — component library
   Signed off 2026-09-06. Inherits tokens above.
   "We are not building a website; we are building a gallery wall."
   ========================================================= */

/* ---------- HERO: poster hung on the wall ---------- */
.hero-art{padding:72px 0 92px;background:var(--paper);position:relative;}
.hero-art .container{display:grid;grid-template-columns:1.05fr 1fr;gap:72px;align-items:center;}
.poster-hang{
  position:relative;background:var(--paper-3);
  padding:34px 34px 54px;border:1px solid var(--line);
}
.poster-hang::before{
  content:"";position:absolute;left:50%;top:-8px;transform:translateX(-50%);
  width:8px;height:8px;border-radius:50%;background:var(--vermilion);
  box-shadow:0 0 0 2px var(--paper);
}
.poster-hang img{width:100%;height:auto;display:block;filter:saturate(1.02) contrast(1.02);}
.poster-caption{
  margin-top:22px;display:flex;justify-content:space-between;align-items:baseline;gap:14px;
  border-top:1px solid var(--line);padding-top:13px;
  font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);
}
.poster-caption b{font-family:var(--serif);font-style:normal;font-weight:500;color:var(--ink);letter-spacing:.02em;text-transform:none;font-size:14px;}

.hero-text .eyebrow{margin-bottom:18px;}
.hero-text h1{font-size:clamp(34px,4.6vw,54px);font-weight:500;line-height:1.1;letter-spacing:-.012em;margin:0 0 22px;max-width:18ch;}
.hero-text .lede{max-width:46ch;font-size:18px;}
.hero-text .actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.hero-text .meta-strip{margin-top:44px;display:flex;gap:38px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:20px;}
.hero-text .meta-strip .k{font-family:var(--serif);font-size:26px;color:var(--vermilion);line-height:1;}
.hero-text .meta-strip .v{font-size:12px;letter-spacing:.04em;color:var(--ink-soft);margin-top:6px;}

/* ---------- MUSEUM LABEL (reusable) ---------- */
.museum-label{
  font-family:var(--sans);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-soft);border-top:1px solid var(--line);padding-top:12px;margin:18px 0 0;
}
.museum-label b{font-family:var(--serif);font-weight:500;color:var(--ink);text-transform:none;letter-spacing:.02em;font-size:14px;}

/* ---------- PILLARS (IP triptych) ---------- */
.pillars{padding:96px 0;background:var(--paper-2);}
.pillars .head{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:56px;}
.pillars .head h2{margin:0;}
.pillars .grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.pillar{background:var(--paper);padding:40px 30px;display:flex;flex-direction:column;gap:14px;min-height:280px;}
.pillar .num{font-family:var(--serif);font-size:13px;letter-spacing:.18em;color:var(--vermilion);}
.pillar h3{margin:0;font-size:24px;}
.pillar p{margin:0;color:var(--ink-soft);font-size:15px;line-height:1.65;}
.pillar .glyph{font-family:var(--serif);font-size:80px;color:var(--gold);line-height:1;margin-bottom:auto;}

/* ---------- EDITIONS (poster-as-art cards) ---------- */
.editions{padding:104px 0;}
.editions h2{margin-bottom:8px;}
.editions .sub{color:var(--ink-soft);max-width:52ch;margin-bottom:48px;}
.ed-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start;}
.ed-feature{background:var(--paper-3);padding:32px 32px 40px;border:1px solid var(--line);}
.ed-feature .poster-frame{aspect-ratio:2/3;overflow:hidden;background:var(--paper);}
.ed-feature img{width:100%;height:100%;object-fit:cover;}
.ed-feature .museum-label{display:flex;justify-content:space-between;gap:18px;align-items:baseline;}
.ed-feature .ed-no{font-family:var(--serif);font-size:46px;color:var(--vermilion);line-height:1;}
.ed-feature .ed-meta{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);}
.ed-feature .ed-meta b{display:block;font-family:var(--serif);font-weight:500;color:var(--ink);text-transform:none;letter-spacing:.02em;font-size:17px;margin:2px 0 8px;}
.ed-side{display:flex;flex-direction:column;gap:18px;}
.ed-mini{display:grid;grid-template-columns:140px 1fr;gap:18px;align-items:start;border:1px solid var(--line);padding:16px;background:var(--paper);}
.ed-mini .thumb{aspect-ratio:2/3;overflow:hidden;background:var(--paper-2);border:0;display:block;padding:0;background-image:none;}
.ed-mini .thumb img{width:100%;height:100%;object-fit:cover;}
.ed-mini .name{font-family:var(--serif);font-size:18px;margin:0 0 4px;}
.ed-mini .ed{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--vermilion);}
.ed-mini .by{font-size:13px;color:var(--ink-soft);margin-top:8px;}
.ed-mini.dashed{border-style:dashed;}
.ed-mini.dashed .thumb{background:repeating-linear-gradient(135deg,var(--paper-2) 0 10px,var(--paper-3) 10px 20px);display:flex;align-items:center;justify-content:center;aspect-ratio:2/3;}
.ed-mini.dashed .thumb .ph{font-family:var(--serif);font-style:italic;color:var(--ink-soft);font-size:14px;}

/* ---------- PROVENANCE STAMP ---------- */
.provenance{padding:104px 0;background:var(--ink);color:#e9e4d8;}
.provenance h2{color:#fff;}
.provenance .lede{color:#b9b2a4;}
.provenance .stamp-row{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center;border-top:1px solid rgba(255,255,255,.14);padding-top:42px;margin-top:42px;}
.stamp{
  width:240px;height:240px;border:1.5px solid #b9b2a4;border-radius:50%;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  text-align:center;padding:14px;position:relative;flex:none;
}
.stamp::before,.stamp::after{content:"";position:absolute;left:10px;right:10px;top:10px;bottom:10px;border:1px solid rgba(185,178,164,.5);border-radius:50%;}
.stamp::after{left:18px;right:18px;top:18px;bottom:18px;border-color:rgba(185,178,164,.25);}
.stamp .arc{font-family:var(--serif);font-size:11px;letter-spacing:.32em;color:#b9b2a4;text-transform:uppercase;}
.stamp .center{font-family:var(--serif);font-size:36px;color:#fff;margin:8px 0;letter-spacing:.04em;}
.stamp .no{font-family:var(--sans);font-size:10.5px;letter-spacing:.2em;color:#9a948a;}

/* ---------- TYPE SPECIMEN ---------- */
.specimen{padding:96px 0;background:var(--paper);}
.specimen .row{display:grid;grid-template-columns:140px 1fr;gap:32px;align-items:baseline;padding:34px 0;border-bottom:1px solid var(--line);}
.specimen .row:last-child{border-bottom:0;}
.specimen .label{font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--vermilion);}
.specimen .sample.serif{font-family:var(--serif);color:var(--ink);}
.specimen .sample.sans{font-family:var(--sans);color:var(--ink);}
.specimen .display{font-size:clamp(44px,5.4vw,72px);font-weight:500;letter-spacing:-.015em;line-height:1.05;}
.specimen .lede-sample{font-size:20px;line-height:1.6;color:var(--ink-soft);max-width:54ch;}
.specimen .eyebrow-sample{font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--vermilion);}

@media(max-width:900px){
  .hero-art .container{grid-template-columns:1fr;gap:40px;}
  .hero-art{padding:52px 0 64px;}
  .pillars .head,.pillars .grid3,.ed-grid,.provenance .stamp-row{grid-template-columns:1fr;gap:32px;}
  .pillars .grid3{border:0;background:transparent;}
  .pillar{border:1px solid var(--line);min-height:0;}
  .stamp{margin:0 auto;}
  .specimen .row{grid-template-columns:1fr;gap:10px;}
}