/* =========================================================
   刘星辰 · Portfolio v3
   底层重构 — 温暖奢华编辑风
   ========================================================= */

/* ── Design Tokens ── */
:root {
  color-scheme: dark;

  --bg-deep:     #0d0b09;
  --bg-base:     #141210;
  --bg-surface:  #1b1815;
  --bg-elevated: #221f1b;
  --ink:         #f2efe8;
  --ink-soft:    #c8c3ba;
  --muted:       #8f8a83;
  --muted-2:     #5e5b55;
  --line:        rgba(242,239,232,0.06);
  --line-strong: rgba(242,239,232,0.12);
  --accent:      #c9a96e;
  --accent-dim:  rgba(201,169,110,0.13);
  --accent-glow: rgba(201,169,110,0.3);
  --accent-rose: rgba(196,160,160,0.12);

  --r-xl: 20px;
  --r-lg: 14px;
  --r-md: 10px;
  --r-sm:  6px;
  --max:   1120px;

  /* Font stacks — strong fallbacks for CN users */
  --font-display: "Cormorant Garamond", "Georgia", "Times New Roman", "STSong", "SimSun", serif;
  --font-body:    "DM Sans", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Arial", sans-serif;
  --font-mono:    "JetBrains Mono", "SF Mono", "Menlo", "Consolas", monospace;
  --font-zh:      "Noto Serif SC", "STSong", "SimSun", "Georgia", serif;

  --ease-out:   cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-spring:cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:rgba(242,239,232,0.1) transparent}
html,body{background:var(--bg-deep);min-height:100vh;overflow-x:hidden}
body{
  font-family:var(--font-body);font-weight:400;
  color:var(--ink-soft);line-height:1.72;
  letter-spacing:0.01em;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  background:radial-gradient(900px 400px at 80% -10%,rgba(201,169,110,0.05),transparent 60%),
             radial-gradient(700px 350px at -5% 25%,rgba(196,160,160,0.04),transparent 65%),
             radial-gradient(800px 500px at 50% 80%,rgba(201,169,110,0.03),transparent 60%),
             linear-gradient(180deg,#0d0b09 0%,#141210 40%,#0d0b09 100%);
}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
::selection{background:var(--accent-dim);color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}

/* ── Background Layers ── */
.bg-grain{position:fixed;inset:0;z-index:-3;pointer-events:none;opacity:.28;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.94 0 0 0 0 0.93 0 0 0 0 0.90 0 0 0 0.04 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode:overlay}
.bg-dots{position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:radial-gradient(rgba(242,239,232,0.05) 1px,transparent 1px);
  background-size:48px 48px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 30%,black 30%,transparent 75%);
  mask-image:radial-gradient(ellipse at 50% 30%,black 30%,transparent 75%)}
.bg-glow{position:fixed;z-index:-1;pointer-events:none;width:600px;height:600px;border-radius:50%;filter:blur(140px);opacity:.3}
.glow-top{top:-300px;right:-180px;background:radial-gradient(circle,rgba(201,169,110,0.25),transparent 60%)}
.glow-bot{bottom:-280px;left:-200px;background:radial-gradient(circle,rgba(196,160,160,0.2),transparent 60%)}

/* ── Scroll Progress ── */
.scroll-bar{position:fixed;top:0;left:0;right:0;height:1px;z-index:50;background:transparent}
.scroll-bar span{display:block;height:100%;width:0;
  background:linear-gradient(90deg,transparent,var(--accent) 60%,var(--accent-rose));
  box-shadow:0 0 8px rgba(201,169,110,0.5);transition:width 120ms linear}

/* ── Header ── */
.site-header{position:fixed;top:0;left:0;right:0;z-index:40;padding:18px 0;transition:padding .4s var(--ease-out),background .4s var(--ease-out)}
.site-header.is-scrolled{padding:10px 0;background:rgba(13,11,9,.78);backdrop-filter:blur(20px) saturate(120%);-webkit-backdrop-filter:blur(20px) saturate(120%);border-bottom:1px solid var(--line)}
.header-inner{width:min(calc(100% - 48px),var(--max));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-weight:600;font-size:17px;letter-spacing:-0.01em;color:var(--ink)}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,#2a2520,#1c1814);border:1px solid rgba(201,169,110,0.22);
  font-family:var(--font-mono);font-size:11px;color:var(--accent);font-weight:500;letter-spacing:-0.02em}
.brand-sub{font-size:11px;color:var(--muted);font-family:var(--font-mono);letter-spacing:0.06em;font-weight:400}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{position:relative;padding:8px 15px;border-radius:7px;font-size:13px;font-weight:500;color:var(--muted);transition:color .28s var(--ease-out),background .28s var(--ease-out)}
.nav-links a:hover,.nav-links a.is-active{color:var(--ink)}
.nav-links a.is-active{background:rgba(242,239,232,0.05)}
.nav-links a .nav-num{font-family:var(--font-mono);font-size:10px;color:var(--accent);margin-right:6px;letter-spacing:0.06em;opacity:.7}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:9px 16px 9px 14px;border-radius:9px;
  border:1px solid rgba(201,169,110,0.28);background:rgba(201,169,110,0.07);color:var(--ink);
  font-size:13px;font-weight:500;transition:background .3s var(--ease-out),border-color .3s var(--ease-out),transform .3s var(--ease-out)}
.nav-cta:hover{background:rgba(201,169,110,0.14);border-color:rgba(201,169,110,0.45);transform:translateY(-1px)}
.nav-cta .dot{width:6px;height:6px;border-radius:50%;background:#8aff9c;box-shadow:0 0 10px rgba(138,255,156,0.55);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{50%{transform:scale(1.5);opacity:.5}}

/* ── Section Shell ── */
.section-shell{width:min(calc(100% - 48px),var(--max));margin:0 auto}
.section-block{padding:120px 0 80px}

/* ── Section Heading ── */
.section-heading{display:grid;grid-template-columns:150px minmax(0,1fr);gap:48px;margin-bottom:60px;align-items:start}
.section-index{display:flex;flex-direction:column;gap:12px;position:sticky;top:120px}
.section-index .idx{font-family:var(--font-mono);font-size:11px;color:var(--accent);letter-spacing:0.12em;font-weight:500}
.section-index .rule{display:block;width:36px;height:1px;background:linear-gradient(90deg,var(--accent),transparent)}
.section-index .lbl{font-family:var(--font-mono);font-size:10px;letter-spacing:0.2em;text-transform:uppercase;color:var(--muted)}
.section-title h2{font-family:var(--font-display);font-weight:500;font-size:clamp(30px,4.2vw,52px);line-height:1.12;letter-spacing:-0.025em;color:var(--ink);margin-bottom:14px;max-width:22ch;font-style:italic}
.section-title p{max-width:52ch;font-size:15px;color:var(--muted);line-height:1.8}

/* ===========================
   HERO
   =========================== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:140px 0 80px;overflow:hidden}
.hero-line{position:absolute;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(201,169,110,0.15),transparent)}
.hero-line.l1{top:30%;animation:heroLine 12s ease-in-out infinite}
.hero-line.l2{top:65%;animation:heroLine 15s ease-in-out infinite reverse}
@keyframes heroLine{0%,100%{opacity:.15;transform:scaleX(.8)}50%{opacity:.5;transform:scaleX(1)}}
.hero-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:40px}

/* Meta */
.hero-meta{display:inline-flex;align-items:center;flex-wrap:wrap;gap:12px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:0.16em;text-transform:uppercase;color:var(--muted)}
.hero-meta .meta-dot{width:5px;height:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent-glow);flex-shrink:0}
.hero-meta .meta-divider{width:20px;height:1px;background:linear-gradient(90deg,var(--line-strong),transparent);flex-shrink:0}
.hero-meta .meta-status{color:var(--ink-soft)}

/* Title — KEY FIX: line-height >= 1.05 to prevent overlap */
.hero-title{font-family:var(--font-display);font-weight:400;color:var(--ink);font-style:italic}
.hero-title .line{display:block;overflow:hidden;line-height:1.08}
.hero-title .line.en{font-size:clamp(52px,9vw,130px);letter-spacing:-0.03em;margin-bottom:0}
.hero-title .word{display:inline-block;margin-right:0.15em}
.hero-title .word.accent{color:var(--accent)}
.hero-title .word.outline{-webkit-text-stroke:1px rgba(242,239,232,0.5);color:transparent;font-style:normal}
.hero-title .dot-sep{color:var(--accent);font-weight:600}
.hero-title .line.zh{margin-top:clamp(24px,3.5vw,40px);font-family:var(--font-zh);font-size:clamp(15px,1.35vw,18px);font-weight:400;font-style:normal;line-height:1.8;color:var(--ink-soft);max-width:28ch}

/* Foot */
.hero-foot{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px 48px;align-items:end}
.hero-copy{max-width:500px;font-size:15px;color:var(--muted);line-height:1.85}
.hero-copy strong{color:var(--ink);font-weight:600}
.hero-actions{display:flex;gap:10px;align-self:end}
.hero-stats{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:0;list-style:none;padding:26px 0 0;border-top:1px solid var(--line)}
.hero-stats li{display:flex;flex-direction:column;gap:5px;padding:0 24px;border-right:1px solid var(--line)}
.hero-stats li:first-child{padding-left:0}
.hero-stats li:last-child{border-right:0;padding-right:0}
.hero-stats .num{font-family:var(--font-display);font-size:28px;font-weight:500;letter-spacing:-0.02em;color:var(--ink);font-style:italic}
.hero-stats .lbl{font-size:11px;color:var(--muted);font-family:var(--font-mono);letter-spacing:0.06em}
.scroll-cue{position:absolute;right:0;bottom:36px;display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:10px;letter-spacing:0.22em;color:var(--muted)}
.scroll-cue i{position:relative;display:inline-block;width:1px;height:28px;background:var(--line-strong);overflow:hidden}
.scroll-cue i::after{content:"";position:absolute;left:0;top:-28px;width:100%;height:28px;background:linear-gradient(to bottom,transparent,var(--accent));animation:scrollDown 2.6s var(--ease-out) infinite}
@keyframes scrollDown{to{transform:translateY(56px)}}

/* ── Buttons ── */
.button{position:relative;display:inline-flex;align-items:center;gap:10px;height:46px;padding:0 20px;border-radius:11px;font-size:14px;font-weight:500;letter-spacing:0.01em;transition:transform .3s var(--ease-spring),background .3s var(--ease-out),color .3s var(--ease-out),border-color .3s var(--ease-out),box-shadow .3s var(--ease-out);overflow:hidden;cursor:pointer}
.button svg{width:16px;height:16px;transition:transform .3s var(--ease-out);flex-shrink:0}
.button:hover svg{transform:translateX(4px)}
.button-primary{color:#141210;background:linear-gradient(135deg,#f2efe8,#d6ccb5);border:1px solid rgba(201,169,110,0.35);box-shadow:0 8px 28px rgba(201,169,110,0.12)}
.button-primary:hover{transform:translateY(-2px);background:linear-gradient(135deg,#f7f5f0,#e2d9c5);box-shadow:0 14px 36px rgba(201,169,110,0.24)}
.button-ghost{color:var(--ink-soft);background:rgba(242,239,232,0.03);border:1px solid var(--line-strong)}
.button-ghost:hover{color:var(--ink);background:rgba(242,239,232,0.07);border-color:rgba(201,169,110,0.25);transform:translateY(-2px)}

/* ===========================
   MARQUEE
   =========================== */
.marquee{margin:0;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;position:relative;background:linear-gradient(180deg,rgba(242,239,232,0.012),transparent)}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none}
.marquee::before{left:0;background:linear-gradient(90deg,var(--bg-deep),transparent)}
.marquee::after{right:0;background:linear-gradient(-90deg,var(--bg-deep),transparent)}
.marquee-track{display:flex;align-items:center;gap:36px;white-space:nowrap;animation:marquee 34s linear infinite;font-family:var(--font-display);font-size:16px;letter-spacing:-0.01em;color:var(--ink-soft);font-weight:500;font-style:italic}
.marquee-track .sep{color:var(--accent);font-size:8px;opacity:.55}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ===========================
   WORKS
   =========================== */
.work-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.work-card{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r-xl);background:var(--bg-surface);overflow:hidden;transition:transform .5s var(--ease-out),border-color .5s var(--ease-out),box-shadow .5s var(--ease-out);isolation:isolate}
.work-card:hover{border-color:rgba(201,169,110,0.22);transform:translateY(-4px);box-shadow:0 20px 56px rgba(0,0,0,.38)}
.work-card--feature{grid-column:span 4;grid-row:span 2}
.work-card:not(.work-card--feature){grid-column:span 2}
.work-card--placeholder{grid-column:span 2}
.work-visual{position:relative;min-height:180px;overflow:hidden;border-bottom:1px solid var(--line)}
.work-card--feature .work-visual{min-height:380px}
.visual-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(20,18,16,.7) 100%);z-index:1}
.visual-meta{position:absolute;top:18px;left:18px;right:18px;display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:10px;letter-spacing:0.14em;text-transform:uppercase;color:rgba(255,255,255,.6);z-index:2}
.visual-mark{position:absolute;right:18px;bottom:10px;font-family:var(--font-display);font-weight:400;font-size:clamp(64px,12vw,140px);line-height:1;letter-spacing:-0.06em;color:rgba(242,239,232,0.06);-webkit-text-stroke:1px rgba(242,239,232,0.12);z-index:2;font-style:italic}
.visual-a{background:radial-gradient(ellipse at 30% 20%,rgba(201,169,110,0.18),transparent 55%),linear-gradient(160deg,#1e1b17 0%,#13110e 100%)}
.visual-a::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(242,239,232,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(242,239,232,0.03) 1px,transparent 1px);background-size:32px 32px;-webkit-mask-image:radial-gradient(ellipse at 70% 70%,black 25%,transparent 70%);mask-image:radial-gradient(ellipse at 70% 70%,black 25%,transparent 70%)}
.visual-b{background:radial-gradient(circle at 22% 80%,rgba(196,160,160,0.18),transparent 50%),linear-gradient(135deg,#1a1816 0%,#12100e 100%)}
.visual-b::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 60% 40%,rgba(201,169,110,0.12),transparent 50%)}
.visual-c{background:radial-gradient(ellipse at 50% 50%,rgba(201,169,110,0.1),transparent 55%),linear-gradient(160deg,#1b1814 0%,#11100e 100%)}
.visual-c::before{content:"";position:absolute;inset:0;background:repeating-radial-gradient(circle at 50% 50%,transparent 0 40px,rgba(242,239,232,0.03) 40px 41px);-webkit-mask-image:radial-gradient(circle at 50% 50%,black 15%,transparent 65%);mask-image:radial-gradient(circle at 50% 50%,black 15%,transparent 65%)}
.work-body{position:relative;z-index:2;padding:22px 22px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.tag{font-family:var(--font-mono);font-size:10px;letter-spacing:0.14em;text-transform:uppercase;color:var(--accent);margin:0}
.work-body h3{font-family:var(--font-display);font-weight:500;font-size:clamp(18px,1.6vw,24px);line-height:1.2;letter-spacing:-0.015em;color:var(--ink);font-style:italic}
.work-body>p{color:var(--muted);font-size:13.5px;line-height:1.75}
.chip-row{list-style:none;padding:0;margin:2px 0 0;display:flex;flex-wrap:wrap;gap:7px}
.chip-row li{padding:4px 9px;border:1px solid var(--line-strong);border-radius:7px;font-family:var(--font-mono);font-size:10px;letter-spacing:0.04em;color:var(--ink-soft);background:rgba(242,239,232,0.02)}
.work-link{display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:6px;font-family:var(--font-mono);font-size:11px;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);transition:color .28s var(--ease-out),gap .28s var(--ease-out)}
.work-link svg{width:14px;height:14px}
.work-card:hover .work-link{color:var(--accent);gap:10px}
.work-card--placeholder{border:1px dashed var(--line-strong);background:transparent}
.placeholder-inner{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:12px;padding:26px}
.ph-mark{font-family:var(--font-display);font-size:48px;font-weight:300;line-height:1;color:var(--accent);font-style:italic}
.placeholder-inner p{color:var(--muted);font-size:13.5px;line-height:1.7}

/* ===========================
   ABOUT
   =========================== */
.about-grid{display:grid;grid-template-columns:340px minmax(0,1fr);gap:28px;align-items:start}
.profile-panel{border-radius:var(--r-xl);padding:22px;background:var(--bg-surface);border:1px solid var(--line);display:flex;flex-direction:column;gap:22px}
.profile-image{position:relative;aspect-ratio:1/1;border-radius:var(--r-lg);overflow:hidden;background:linear-gradient(160deg,#1c1a17 0%,#12100e 100%);border:1px solid var(--line)}
.profile-grid{position:absolute;inset:0;background-image:radial-gradient(rgba(242,239,232,0.05) 1px,transparent 1px);background-size:28px 28px;-webkit-mask-image:radial-gradient(ellipse at center,black 25%,transparent 80%);mask-image:radial-gradient(ellipse at center,black 25%,transparent 80%)}
.profile-ring{position:absolute;top:50%;left:50%;width:65%;aspect-ratio:1;border-radius:50%;border:1px solid rgba(201,169,110,0.18);transform:translate(-50%,-50%);animation:spin 30s linear infinite}
.profile-ring::before{content:"";position:absolute;top:-3px;left:50%;width:5px;height:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent-glow);transform:translateX(-50%)}
@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}
.profile-monogram{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.profile-monogram span{font-family:var(--font-zh);font-size:clamp(64px,8vw,100px);font-weight:400;color:var(--ink);background:linear-gradient(180deg,#f2efe8 30%,rgba(242,239,232,0.3) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.profile-monogram em{font-style:normal;font-family:var(--font-mono);font-size:10px;letter-spacing:0.26em;color:var(--muted)}
.profile-info{display:grid;grid-template-columns:1fr 1fr;gap:12px 8px;padding:16px 0 0;border-top:1px solid var(--line)}
.profile-info>div{display:flex;flex-direction:column;gap:3px}
.profile-info dt{font-family:var(--font-mono);font-size:9.5px;letter-spacing:0.16em;text-transform:uppercase;color:var(--muted)}
.profile-info dd{font-size:13px;color:var(--ink)}
.profile-info a:hover{color:var(--accent)}
.about-copy{padding-top:2px}
.eyebrow{display:inline-block;margin-bottom:16px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent)}
.about-copy h2{font-family:var(--font-display);font-weight:500;font-size:clamp(26px,3.2vw,44px);line-height:1.1;letter-spacing:-0.025em;color:var(--ink);font-style:italic;margin-bottom:18px;max-width:20ch}
.about-copy>p{max-width:56ch;font-size:15px;color:var(--ink-soft);line-height:1.85}
.about-copy em{font-style:normal;color:var(--ink);border-bottom:1px solid rgba(201,169,110,0.35);padding-bottom:1px}
.timeline{list-style:none;margin:34px 0 0;padding:0;display:grid;gap:8px}
.timeline li{display:grid;grid-template-columns:68px minmax(0,1fr);gap:16px;padding:18px 18px 18px 20px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-surface);transition:border-color .35s var(--ease-out),background .35s var(--ease-out),transform .35s var(--ease-out)}
.timeline li:hover{border-color:var(--line-strong);background:var(--bg-elevated);transform:translateX(4px)}
.t-year{font-family:var(--font-mono);font-size:10.5px;letter-spacing:0.14em;color:var(--accent);padding-top:3px}
.timeline h4{margin-bottom:5px;font-family:var(--font-display);font-weight:500;font-size:16px;color:var(--ink);font-style:italic}
.timeline p{font-size:13px;color:var(--muted);line-height:1.7}

/* ===========================
   STRENGTHS
   =========================== */
.strength-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.strength-card{position:relative;padding:26px 22px 24px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--bg-surface);display:flex;flex-direction:column;gap:12px;min-height:280px;transition:transform .5s var(--ease-out),border-color .5s var(--ease-out),box-shadow .5s var(--ease-out);isolation:isolate;overflow:hidden}
.strength-card:hover{border-color:rgba(201,169,110,0.18);transform:translateY(-4px);box-shadow:0 16px 44px rgba(0,0,0,.28)}
.strength-card::before{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(400px circle at var(--mx,50%) var(--my,50%),rgba(201,169,110,0.06),transparent 50%);opacity:0;transition:opacity .4s var(--ease-out);pointer-events:none}
.strength-card:hover::before{opacity:1}
.s-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.s-idx{font-family:var(--font-mono);font-size:10px;letter-spacing:0.14em;color:var(--muted)}
.s-tag{font-family:var(--font-mono);font-size:10px;letter-spacing:0.12em;color:var(--accent);padding:3px 9px;border:1px solid var(--accent-dim);border-radius:7px;background:rgba(201,169,110,0.05)}
.strength-card h3{font-family:var(--font-display);font-weight:500;font-size:20px;letter-spacing:-0.015em;color:var(--ink);font-style:italic}
.strength-card>p{font-size:13.5px;color:var(--muted);line-height:1.75}
.s-list{list-style:none;padding:12px 0 0;margin:auto 0 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:5px}
.s-list li{font-family:var(--font-mono);font-size:11px;color:var(--ink-soft);letter-spacing:0.02em;padding-left:12px;position:relative}
.s-list li::before{content:"";position:absolute;left:0;top:50%;width:4px;height:1px;background:var(--accent);transform:translateY(-50%)}

/* ===========================
   CONTACT
   =========================== */
.contact{padding-bottom:20px}
.contact-panel{position:relative;padding:clamp(28px,5vw,56px);border-radius:24px;overflow:hidden;background:var(--bg-surface);border:1px solid var(--line)}
.contact-panel::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(201,169,110,0.25),rgba(242,239,232,0.02) 30%,rgba(201,169,110,0.12) 80%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.contact-noise{position:absolute;inset:0;pointer-events:none;background:radial-gradient(circle at 90% 0%,rgba(201,169,110,0.1),transparent 40%),radial-gradient(circle at 0% 100%,rgba(196,160,160,0.06),transparent 50%)}
.contact-head{position:relative;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.contact-head .section-index{position:static;flex-direction:row;align-items:center;gap:8px}
.contact-status{display:inline-flex;align-items:center;gap:7px;padding:5px 11px;border:1px solid var(--line-strong);border-radius:9px;font-family:var(--font-mono);font-size:10px;letter-spacing:0.1em;color:var(--ink-soft);background:rgba(242,239,232,0.02)}
.contact-status .dot{width:5px;height:5px;border-radius:50%;background:#8aff9c;box-shadow:0 0 8px rgba(138,255,156,0.45);animation:pulse 2.4s ease-in-out infinite}
.contact-panel h2{position:relative;font-family:var(--font-display);font-weight:500;font-size:clamp(26px,3.5vw,48px);line-height:1.1;letter-spacing:-0.03em;color:var(--ink);font-style:italic;margin-bottom:16px;max-width:20ch}
.contact-panel h2 em{font-style:normal;color:var(--accent);font-weight:500}
.contact-panel>p{position:relative;max-width:52ch;margin-bottom:32px;font-size:14.5px;color:var(--muted);line-height:1.8}
.contact-cards{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:32px}
.contact-card{position:relative;display:flex;flex-direction:column;gap:5px;padding:18px 18px 20px;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(242,239,232,0.02);transition:border-color .32s var(--ease-out),background .32s var(--ease-out),transform .32s var(--ease-out)}
.contact-card:hover{border-color:rgba(201,169,110,0.25);background:rgba(242,239,232,0.04);transform:translateY(-3px)}
.contact-card .cc-label{font-family:var(--font-mono);font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:var(--muted)}
.contact-card .cc-value{font-family:var(--font-display);font-size:16px;letter-spacing:-0.01em;color:var(--ink);word-break:break-all}
.contact-card svg{position:absolute;top:18px;right:18px;width:14px;height:14px;color:var(--muted);transition:transform .28s var(--ease-out),color .28s var(--ease-out)}
.contact-card:hover svg{color:var(--accent);transform:translate(2px,-2px)}
.contact-actions{position:relative;display:flex;gap:10px;flex-wrap:wrap}

/* ===========================
   FOOTER
   =========================== */
.footer{padding:56px 0 36px;border-top:1px solid var(--line);margin-top:80px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand strong{display:block;font-family:var(--font-display);font-weight:500;letter-spacing:-0.01em;color:var(--ink);font-style:italic}
.footer-brand span{font-size:12px;color:var(--muted)}
.footer-meta{display:flex;gap:20px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:0.06em;color:var(--muted)}

/* ===========================
   REVEAL ANIMATION
   =========================== */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out);will-change:opacity,transform}
[data-reveal].is-visible{opacity:1;transform:none}

/* ===========================
   RESPONSIVE
   =========================== */
@media(max-width:1100px){
  .work-grid{grid-template-columns:repeat(4,1fr)}
  .work-card--feature{grid-column:span 4;grid-row:span 1}
  .work-card:not(.work-card--feature),.work-card--placeholder{grid-column:span 2}
  .strength-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:280px minmax(0,1fr)}
  .section-heading{grid-template-columns:110px minmax(0,1fr);gap:32px}
}

@media(max-width:880px){
  .nav-links{display:none}
  .site-header{padding:10px 0}
  .hero{padding:110px 0 60px;min-height:auto}
  .hero-foot{grid-template-columns:1fr;gap:24px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero-stats li{border-right:0;padding:0 0 12px;border-bottom:1px solid var(--line)}
  .hero-stats li:last-child,.hero-stats li:nth-last-child(2){border-bottom:0;padding-bottom:0}
  .scroll-cue{display:none}
  .hero-line{display:none}
  .hero-title .line.en{font-size:clamp(40px,7.5vw,72px)}
  .section-block{padding:80px 0 50px}
  .section-heading{grid-template-columns:1fr;gap:14px;margin-bottom:36px}
  .section-index{position:static;flex-direction:row;align-items:center;gap:8px}
  .section-index .rule{width:18px}
  .about-grid{grid-template-columns:1fr}
  .work-grid{grid-template-columns:1fr;gap:10px}
  .work-card,.work-card--feature,.work-card--placeholder{grid-column:1/-1}
  .work-card--feature .work-visual{min-height:240px}
  .strength-grid{grid-template-columns:1fr 1fr;gap:8px}
  .strength-card{min-height:220px;padding:20px}
  .contact-cards{grid-template-columns:1fr}
  .contact-panel{padding:22px 16px 26px}
  .footer-inner{flex-direction:column;align-items:flex-start}
}

@media(max-width:560px){
  .brand-sub{display:none}
  .strength-grid{grid-template-columns:1fr}
  .button{width:100%;justify-content:center}
  .nav-cta span:not(.dot){display:none}
  .hero-stats{grid-template-columns:1fr 1fr}
  .hero-stats .num{font-size:24px}
  .timeline li{grid-template-columns:1fr;gap:6px;padding:14px}
  .work-body{padding:18px}
  .hero-title .line.en{font-size:clamp(34px,8vw,52px)}
  .hero-title .line.zh{font-size:14px;margin-top:18px}
  .hero-foot{display:flex;flex-direction:column;gap:22px;align-items:flex-start}
  .hero-actions{align-self:stretch}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  [data-reveal]{opacity:1;transform:none}
}