/* ============================================================
   吴梓儒 · 个人作品集
   Design Language: 暗色史诗 / Cinematic Dark
   ============================================================ */

:root {
  /* 底色 */
  --bg-0: #07070a;
  --bg-1: #0c0d12;
  --bg-2: #121319;
  --bg-3: #191a22;

  /* 文字 */
  --ink-0: #f2efe9;
  --ink-1: #c8c4bc;
  --ink-2: #8b8792;
  --ink-3: #55525c;

  /* 强调色 —— 史诗金 */
  --gold: #c9a227;
  --gold-lite: #e8cd7a;
  --gold-dim: rgba(201, 162, 39, .35);

  /* 辅助色 */
  --ember: #d4653a;
  --cyan: #4a9ea8;
  --violet: #6d5b95;

  --line: rgba(242, 239, 233, .10);
  --line-strong: rgba(242, 239, 233, .20);

  --font-display: 'Cormorant Garamond', 'Noto Serif SC', 'Songti SC', serif;
  --font-serif: 'Noto Serif SC', 'Songti SC', 'Cormorant Garamond', serif;
  --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;

  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);

  --container: 1280px;
  --nav-h: 74px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg-0);
  color: var(--ink-0);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--gold); color: var(--bg-0); }

/* 滚动条 */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--gold-dim); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
}

/* ============================================================
   加载动画
   ============================================================ */
.loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg-0);
  display: grid; place-items: center;
  transition: opacity .8s var(--ease-out), visibility .8s;
}
.loader.is-done { opacity: 0; visibility: hidden; }
.loader-inner { text-align: center; }
.loader-ring { position: relative; width: 108px; height: 108px; margin: 0 auto 26px; }
.loader-svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-track { fill: none; stroke: rgba(242,239,233,.07); stroke-width: 1; }
.ring-progress {
  fill: none; stroke: var(--gold); stroke-width: 1.5;
  stroke-dasharray: 327; stroke-dashoffset: 327;
  transition: stroke-dashoffset 1.4s var(--ease-out);
}
.loader-mark {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--font-display); font-size: 40px; font-weight: 300;
  color: var(--gold); letter-spacing: .04em;
  animation: markPulse 2.4s ease-in-out infinite;
}
@keyframes markPulse { 0%,100% { opacity: .45 } 50% { opacity: 1 } }
.loader-text {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .28em;
  text-transform: uppercase; color: var(--ink-2);
}
.loader-dots i { animation: dotBlink 1.4s infinite; font-style: normal; }
.loader-dots i:nth-child(2) { animation-delay: .2s }
.loader-dots i:nth-child(3) { animation-delay: .4s }
@keyframes dotBlink { 0%,100% { opacity: .2 } 50% { opacity: 1 } }

/* ============================================================
   背景层
   ============================================================ */
.bg-layers { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.bg-gradient {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 90% 55% at 50% -5%, rgba(201,162,39,.10), transparent 62%),
    radial-gradient(ellipse 70% 50% at 12% 35%, rgba(109,91,149,.10), transparent 60%),
    radial-gradient(ellipse 70% 50% at 88% 68%, rgba(74,158,168,.07), transparent 60%),
    linear-gradient(180deg, #07070a 0%, #0a0b10 42%, #08080c 100%);
}
.bg-noise {
  position: absolute; inset: -50%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 260 260' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: .028; animation: grain 8s steps(6) infinite;
}
@keyframes grain {
  0%,100% { transform: translate(0,0) }
  20% { transform: translate(-4%, 3%) }
  40% { transform: translate(3%, -4%) }
  60% { transform: translate(-3%, -3%) }
  80% { transform: translate(4%, 2%) }
}
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(242,239,233,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242,239,233,.028) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 20%, transparent 78%);
}
.bg-glow { position: absolute; border-radius: 50%; filter: blur(100px); opacity: .5; }
.glow-1 {
  width: 520px; height: 520px; top: 12%; left: -12%;
  background: radial-gradient(circle, rgba(201,162,39,.16), transparent 68%);
  animation: float1 22s ease-in-out infinite;
}
.glow-2 {
  width: 460px; height: 460px; bottom: 8%; right: -10%;
  background: radial-gradient(circle, rgba(74,158,168,.13), transparent 68%);
  animation: float2 26s ease-in-out infinite;
}
@keyframes float1 { 0%,100% { transform: translate(0,0) } 50% { transform: translate(70px, 50px) } }
@keyframes float2 { 0%,100% { transform: translate(0,0) } 50% { transform: translate(-60px, -45px) } }

.bg-particles { position: absolute; inset: 0; }
.particle {
  position: absolute; border-radius: 50%;
  background: var(--gold);
  opacity: 0;
  animation: drift linear infinite;
}
@keyframes drift {
  0% { transform: translateY(100vh) scale(.4); opacity: 0 }
  12% { opacity: .5 }
  88% { opacity: .35 }
  100% { transform: translateY(-12vh) scale(1); opacity: 0 }
}

/* ============================================================
   顶栏
   ============================================================ */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 40px;
  transition: background .45s var(--ease-out), border-color .45s, backdrop-filter .45s;
  border-bottom: 1px solid transparent;
}
.topbar.is-scrolled {
  background: rgba(7,7,10,.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--line);
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand-glyph { color: var(--gold); font-size: 15px; transition: transform .6s var(--ease-out); }
.brand:hover .brand-glyph { transform: rotate(90deg); }
.brand-text {
  font-family: var(--font-serif); font-size: 15px; font-weight: 500;
  letter-spacing: .16em; color: var(--ink-0);
}
.nav { display: flex; gap: 34px; }
.nav-link {
  position: relative; display: flex; align-items: baseline; gap: 7px;
  font-size: 13px; letter-spacing: .06em; color: var(--ink-2);
  padding: 6px 0; transition: color .3s;
}
.nav-idx {
  font-family: var(--font-mono); font-size: 9.5px;
  color: var(--ink-3); transition: color .3s;
}
.nav-link::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 0; height: 1px; background: var(--gold);
  transition: width .45s var(--ease-out);
}
.nav-link:hover, .nav-link.is-active { color: var(--ink-0); }
.nav-link:hover .nav-idx, .nav-link.is-active .nav-idx { color: var(--gold); }
.nav-link:hover::after, .nav-link.is-active::after { width: 100%; }

.nav-toggle {
  display: none; width: 40px; height: 40px;
  background: none; border: 1px solid var(--line); border-radius: 3px;
  padding: 0; position: relative;
}
.nav-toggle span {
  position: absolute; left: 11px; width: 18px; height: 1px;
  background: var(--ink-0); transition: transform .4s var(--ease-out), opacity .3s;
}
.nav-toggle span:nth-child(1) { top: 16px }
.nav-toggle span:nth-child(2) { top: 22px }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(3px) rotate(45deg) }
.nav-toggle.is-open span:nth-child(2) { transform: translateY(-3px) rotate(-45deg) }

/* 滚动进度 */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px; z-index: 950;
  width: 0%; background: linear-gradient(90deg, var(--gold), var(--gold-lite));
  box-shadow: 0 0 12px rgba(201,162,39,.5);
}

/* 自定义光标 */
.cursor {
  position: fixed; top: 0; left: 0; z-index: 9998;
  pointer-events: none; mix-blend-mode: difference;
  transform: translate(-50%, -50%);
}
.cursor-dot {
  display: block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--gold-lite);
  transition: width .35s var(--ease-out), height .35s var(--ease-out), background .3s;
}
.cursor.is-hover .cursor-dot {
  width: 44px; height: 44px;
  background: rgba(201,162,39,.35);
  border: 1px solid var(--gold-lite);
}
.cursor.is-view .cursor-dot {
  width: 78px; height: 78px;
  background: rgba(242,239,233,.10);
  border: 1px solid rgba(242,239,233,.6);
}

/* ============================================================
   通用 section 元素
   ============================================================ */
section { position: relative; }

.section-tag {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 40px;
}
.tag-num {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .18em;
  color: var(--gold);
}
.tag-name {
  font-family: var(--font-serif); font-size: 19px; font-weight: 500;
  letter-spacing: .3em; color: var(--ink-0);
}
.tag-en {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .28em;
  text-transform: uppercase; color: var(--ink-3);
}
.section-tag::after {
  content: ''; flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.2vw, 56px);
  font-weight: 400; line-height: 1.32; letter-spacing: .02em;
  color: var(--ink-0); margin: 0 0 56px;
}

.btn {
  position: relative; display: inline-flex; align-items: center; gap: 12px;
  padding: 15px 30px; border-radius: 2px; overflow: hidden;
  font-size: 13px; letter-spacing: .1em;
  transition: color .4s var(--ease-out), border-color .4s, transform .4s var(--ease-out);
}
.btn-text, .btn-arrow { position: relative; z-index: 2; }
.btn-arrow { transition: transform .4s var(--ease-out); }
.btn:hover .btn-arrow { transform: translateX(5px); }
.btn-primary {
  background: var(--gold); color: var(--bg-0); border: 1px solid var(--gold);
  font-weight: 500;
}
.btn-primary::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: var(--gold-lite); transform: scaleY(0); transform-origin: bottom;
  transition: transform .45s var(--ease-out);
}
.btn-primary:hover::before { transform: scaleY(1); }
.btn-ghost {
  background: transparent; color: var(--ink-0); border: 1px solid var(--line-strong);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-lite); }

/* reveal 动画初始态 */
.reveal { opacity: 0; transform: translateY(26px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: calc(var(--nav-h) + 60px) 0 90px;
  overflow: hidden;
}
.hero-bg-parallax {
  position: absolute; inset: -12% -5%;
  background:
    radial-gradient(ellipse 55% 42% at 50% 42%, rgba(201,162,39,.14), transparent 62%),
    radial-gradient(ellipse 42% 36% at 76% 26%, rgba(109,91,149,.13), transparent 66%);
  will-change: transform;
}
.hero-inner {
  position: relative; z-index: 2;
  width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 40px;
}

.hero-eyebrow { display: flex; align-items: center; gap: 16px; margin-bottom: 30px; }
.eyebrow-line { width: 54px; height: 1px; background: var(--gold); }
.eyebrow-text {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .34em;
  text-transform: uppercase; color: var(--gold-lite);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(48px, 9.4vw, 128px);
  font-weight: 400; line-height: 1.02; letter-spacing: .015em;
  margin: 0 0 38px;
}
.hero-line { display: block; overflow: hidden; }
.hero-word { display: inline-block; }
.hero-accent {
  color: var(--gold);
  position: relative;
  font-style: italic;
  font-family: var(--font-display);
}
.accent-line {
  position: absolute; left: 0; right: 0; bottom: .05em; height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  transform: scaleX(0); transform-origin: left;
  pointer-events: none;
}

.hero-roles { max-width: 620px; margin-bottom: 44px; }
.hero-sub {
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .18em;
  color: var(--gold-lite); margin: 0 0 16px;
}
.hero-desc {
  font-size: 15.5px; line-height: 1.95; color: var(--ink-1); margin: 0;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 76px; }

.hero-meta {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  max-width: 880px;
}
.meta-item {
  background: var(--bg-0); padding: 26px 24px;
  transition: background .4s;
}
.meta-item:hover { background: var(--bg-2); }
.meta-num {
  display: block; font-family: var(--font-display);
  font-size: 46px; font-weight: 300; line-height: 1;
  color: var(--gold); margin-bottom: 8px;
}
.meta-label {
  font-size: 11.5px; letter-spacing: .14em; color: var(--ink-2);
}

.scroll-hint {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  z-index: 3;
}
.scroll-text {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .3em;
  text-transform: uppercase; color: var(--ink-3);
}
.scroll-line {
  width: 1px; height: 52px; background: linear-gradient(180deg, var(--gold), transparent);
  position: relative; overflow: hidden;
}
.scroll-line::after {
  content: ''; position: absolute; top: 0; left: 0; width: 1px; height: 18px;
  background: var(--gold-lite); animation: scrollDown 2s var(--ease-io) infinite;
}
@keyframes scrollDown {
  0% { transform: translateY(-20px); opacity: 0 }
  40% { opacity: 1 }
  100% { transform: translateY(56px); opacity: 0 }
}

/* ============================================================
   MANIFESTO
   ============================================================ */
.manifesto { padding: 150px 0 140px; }
.manifesto-grid {
  display: grid; grid-template-columns: 1fr 400px;
  gap: 80px; align-items: start;
}
.manifesto-lead {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.5vw, 33px); font-weight: 300; line-height: 1.55;
  color: var(--ink-0); margin: 0 0 44px; letter-spacing: .01em;
}
.manifesto-lead em {
  font-style: normal; color: var(--gold);
  position: relative; white-space: nowrap;
}
.manifesto-lead em::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -.05em; height: 1px;
  background: var(--gold-dim);
}
.manifesto-body p {
  font-size: 15px; line-height: 2.05; color: var(--ink-1); margin: 0 0 24px;
}
.manifesto-body strong { color: var(--gold-lite); font-weight: 500; }
.manifesto-body code {
  font-family: var(--font-mono); font-size: .88em; color: var(--gold);
  background: rgba(201,162,39,.09); padding: 2px 7px; border-radius: 2px;
}

.manifesto-side { position: sticky; top: calc(var(--nav-h) + 34px); }
.portrait-frame {
  position: relative; margin-bottom: 28px;
  background: var(--bg-2); border: 1px solid var(--line);
  padding: 14px;
}
.portrait-glow {
  position: absolute; inset: -18px; z-index: -1;
  background: radial-gradient(circle at 50% 40%, rgba(201,162,39,.15), transparent 66%);
  filter: blur(26px);
}
.portrait-glyph-wrap {
  width: 100%; aspect-ratio: 1/1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px;
  background:
    radial-gradient(ellipse 70% 60% at 50% 42%, rgba(201,162,39,.10), transparent 68%),
    linear-gradient(160deg, var(--bg-2), var(--bg-1));
}
.portrait-glyph {
  font-family: var(--font-display); font-size: 88px; font-weight: 300;
  color: var(--gold); letter-spacing: .04em; line-height: 1;
  text-shadow: 0 0 32px rgba(201,162,39,.28);
  transition: transform .7s var(--ease-out), text-shadow .7s;
}
.portrait-glyph-sub {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .28em;
  text-transform: uppercase; color: var(--ink-3);
}
.portrait-frame:hover .portrait-glyph {
  transform: scale(1.06);
  text-shadow: 0 0 44px rgba(201,162,39,.45);
}
.portrait-caption {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 14px 4px 2px;
}
.pc-name { font-family: var(--font-serif); font-size: 15px; letter-spacing: .14em; }
.pc-role { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .16em; color: var(--ink-3); }
.portrait-corners i {
  position: absolute; width: 14px; height: 14px;
  border-color: var(--gold); border-style: solid; border-width: 0;
}
.portrait-corners i:nth-child(1) { top: 6px; left: 6px; border-top-width: 1px; border-left-width: 1px; }
.portrait-corners i:nth-child(2) { top: 6px; right: 6px; border-top-width: 1px; border-right-width: 1px; }
.portrait-corners i:nth-child(3) { bottom: 6px; left: 6px; border-bottom-width: 1px; border-left-width: 1px; }
.portrait-corners i:nth-child(4) { bottom: 6px; right: 6px; border-bottom-width: 1px; border-right-width: 1px; }

.spec-list { border-top: 1px solid var(--line); }
.spec-row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 13px 2px; border-bottom: 1px solid var(--line);
  transition: padding-left .4s var(--ease-out);
}
.spec-row:hover { padding-left: 8px; }
.spec-k {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--ink-3);
}
.spec-v { font-size: 13.5px; color: var(--ink-1); }

/* 能力矩阵 */
.skills { margin-top: 110px; }
.skills-head { display: flex; align-items: center; gap: 20px; margin-bottom: 34px; }
.skills-label {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .26em;
  text-transform: uppercase; color: var(--gold-lite); white-space: nowrap;
}
.skills-line { flex: 1; height: 1px; background: linear-gradient(90deg, var(--gold-dim), transparent); }
.skill-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); }
.skill-item {
  background: var(--bg-0); padding: 34px 26px 30px;
  position: relative; overflow: hidden;
  transition: background .45s;
}
.skill-item::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  transform: scaleX(0); transform-origin: left; transition: transform .55s var(--ease-out);
}
.skill-item:hover { background: var(--bg-2); }
.skill-item:hover::before { transform: scaleX(1); }
.skill-idx {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .2em;
  color: var(--gold); display: block; margin-bottom: 14px;
}
.skill-name {
  font-family: var(--font-serif); font-size: 19px; font-weight: 500;
  margin: 0 0 12px; letter-spacing: .06em;
}
.skill-desc { font-size: 13px; line-height: 1.85; color: var(--ink-2); margin: 0 0 18px; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.skill-tags span {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .1em;
  padding: 4px 9px; border: 1px solid var(--line); color: var(--ink-3);
  border-radius: 2px; transition: border-color .3s, color .3s;
}
.skill-item:hover .skill-tags span { border-color: var(--gold-dim); color: var(--ink-2); }

/* ============================================================
   作品集
   ============================================================ */
.works { padding: 140px 0 150px; }
.work-filter { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 58px; }
.filter-btn {
  padding: 9px 22px; background: transparent; border: 1px solid var(--line);
  color: var(--ink-2); font-size: 12.5px; letter-spacing: .1em; border-radius: 2px;
  transition: all .35s var(--ease-out);
}
.filter-btn:hover { border-color: var(--line-strong); color: var(--ink-0); }
.filter-btn.is-active { background: var(--gold); border-color: var(--gold); color: var(--bg-0); font-weight: 500; }

.work-list { display: flex; flex-direction: column; gap: 110px; }
.work {
  display: grid; grid-template-columns: 1fr 1fr; gap: 62px; align-items: center;
  opacity: 0; transform: translateY(40px);
}
.work.is-visible { opacity: 1; transform: none; transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
.work.is-hidden { display: none; }

.work-visual { position: relative; }
.work-media {
  position: relative; overflow: hidden; aspect-ratio: 16/10;
  background: var(--bg-2); border: 1px solid var(--line);
}
.work-img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0;
  transition: opacity .7s var(--ease-out), transform 1.1s var(--ease-out);
}
.work-img.is-primary { opacity: 1; }
/* 竖版截图：完整显示而非裁切 */
.work-img.is-tall { object-fit: contain; background: var(--bg-2); }
.work-visual:hover .work-img { transform: scale(1.045); }

.work-overlay {
  position: absolute; inset: 0; z-index: 3;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px; background: rgba(7,7,10,.55);
  opacity: 0; pointer-events: none;
  transition: opacity .45s var(--ease-out);
  backdrop-filter: blur(2px);
}
.work-visual:hover .work-overlay { opacity: 1; pointer-events: auto; }
.work-zoom {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .26em;
  text-transform: uppercase; color: var(--gold-lite);
  padding: 10px 22px; border: 1px solid var(--gold-dim);
}
.thumbs {
  display: flex; gap: 5px; flex-wrap: wrap; justify-content: center;
  max-width: 100%;
}
.thumb {
  width: 42px; height: 29px; object-fit: cover; cursor: pointer;
  border: 1px solid var(--line); opacity: .55;
  transition: opacity .3s, border-color .3s, transform .3s;
}
.thumb:hover, .thumb.is-active { opacity: 1; border-color: var(--gold); transform: translateY(-2px); }
.work-count {
  position: absolute; top: -1px; right: -1px; z-index: 4;
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .2em;
  padding: 6px 12px; background: var(--bg-1); color: var(--gold);
  border-left: 1px solid var(--line); border-bottom: 1px solid var(--line);
}

.work-body { position: relative; }
.work-index {
  position: absolute; top: -34px; right: 0;
  font-family: var(--font-display); font-size: 84px; font-weight: 300;
  color: rgba(242,239,233,.045); line-height: 1; pointer-events: none;
}
.work-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; flex-wrap: wrap; margin-bottom: 18px;
}
.work-title {
  font-family: var(--font-serif); font-size: clamp(26px, 3vw, 38px);
  font-weight: 500; margin: 0; letter-spacing: .04em;
}
.work-year {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .16em;
  color: var(--ink-3); white-space: nowrap;
}
.work-lead {
  font-family: var(--font-serif); font-size: 17px; line-height: 1.72;
  color: var(--gold-lite); margin: 0 0 18px; font-weight: 300;
}
.work-text {
  font-size: 14.5px; line-height: 1.98; color: var(--ink-1); margin: 0 0 24px;
}
.work-points { list-style: none; padding: 0; margin: 0 0 26px; }
.work-points li {
  position: relative; padding-left: 22px; margin-bottom: 11px;
  font-size: 13.5px; line-height: 1.85; color: var(--ink-2);
}
.work-points li::before {
  content: '▸'; position: absolute; left: 0; top: 0; color: var(--gold); font-size: 12px;
}
.work-points b { color: var(--ink-0); font-weight: 500; }
.work-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.work-tags span {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em;
  padding: 6px 12px; border: 1px solid var(--line); color: var(--ink-2);
  border-radius: 2px; transition: border-color .3s, color .3s;
}
.work:hover .work-tags span { border-color: var(--gold-dim); }

.work-placeholder {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 14px; text-align: center;
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(201,162,39,.11), transparent 68%),
    linear-gradient(160deg, var(--bg-2), var(--bg-1));
  padding: 30px;
}
.work-placeholder.is-dark {
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(109,91,149,.16), transparent 68%),
    linear-gradient(160deg, var(--bg-3), var(--bg-0));
}
.work-placeholder.is-ember {
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(212,101,58,.14), transparent 68%),
    linear-gradient(160deg, var(--bg-2), var(--bg-0));
}
.ph-glyph { font-size: 34px; color: var(--gold); opacity: .55; }
.ph-text {
  font-family: var(--font-display); font-size: 22px; letter-spacing: .1em; color: var(--ink-0);
}
.ph-note {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .14em;
  color: var(--ink-3); line-height: 1.9; max-width: 320px;
}

/* ============================================================
   艺术
   ============================================================ */
.art { padding: 140px 0 150px; }
.art-feature {
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 64px;
  align-items: center; margin-bottom: 90px;
}
.art-label {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .28em;
  text-transform: uppercase; color: var(--gold); display: block; margin-bottom: 18px;
}
.art-title {
  font-family: var(--font-serif); font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 400; line-height: 1.5; margin: 0 0 22px;
}
.art-desc { font-size: 14.5px; line-height: 1.98; color: var(--ink-1); margin: 0 0 18px; }
.art-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 24px; }
.art-tags span {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em;
  padding: 6px 12px; border: 1px solid var(--gold-dim); color: var(--gold-lite); border-radius: 2px;
}

.art-gallery {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.art-fig {
  position: relative; margin: 0; overflow: hidden;
  background: var(--bg-2); border: 1px solid var(--line);
  aspect-ratio: 4/5; cursor: pointer;
}
.art-fig img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(.82) contrast(1.04);
  transition: transform 1.1s var(--ease-out), filter .7s;
}
.art-fig:hover img { transform: scale(1.06); filter: saturate(1) contrast(1); }
.art-fig::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(7,7,10,.85));
  opacity: .85; transition: opacity .5s;
}
.art-fig:hover::after { opacity: .6; }
.art-fig figcaption {
  position: absolute; bottom: 0; left: 0; right: 0; z-index: 2;
  padding: 16px 18px; display: flex; align-items: baseline; gap: 10px;
  font-family: var(--font-serif); font-size: 14px; letter-spacing: .1em;
}
.art-fig figcaption i {
  font-family: var(--font-mono); font-style: normal; font-size: 9.5px;
  letter-spacing: .16em; color: var(--ink-3);
}
.fig-idx {
  font-family: var(--font-mono); font-size: 9.5px; color: var(--gold);
  padding: 2px 6px; border: 1px solid var(--gold-dim);
}
.fig-1 { transform: translateY(-18px); }
.fig-3 { transform: translateY(18px); }
.fig-5 { transform: translateY(-18px); }
.fig-7 { transform: translateY(18px); }
@media (max-width: 768px) {
  .fig-1, .fig-3, .fig-5, .fig-7 { transform: none; }
}

.art-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.art-card { border: 1px solid var(--line); background: var(--bg-1); transition: border-color .45s, transform .55s var(--ease-out); }
.art-card:hover { border-color: var(--gold-dim); transform: translateY(-6px); }
.art-card-visual { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--bg-2); }
.art-card-visual img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.8); transition: transform 1.1s var(--ease-out), filter .6s; }
.art-card:hover .art-card-visual img { transform: scale(1.05); filter: saturate(1); }
.art-card-visual.is-dyn {
  display: grid; place-items: center;
  background:
    radial-gradient(ellipse 65% 55% at 50% 42%, rgba(201,162,39,.13), transparent 68%),
    linear-gradient(155deg, var(--bg-3), var(--bg-0));
}
.dyn-glyph {
  font-family: var(--font-display); font-size: 76px; color: var(--gold);
  opacity: .32; letter-spacing: .1em;
}
.art-card-tag {
  position: absolute; top: 12px; left: 12px;
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--gold-lite);
  background: rgba(7,7,10,.7); padding: 5px 11px; border: 1px solid var(--gold-dim);
}
.art-card-title {
  font-family: var(--font-serif); font-size: 17px; font-weight: 500;
  margin: 20px 22px 10px; letter-spacing: .06em;
}
.art-card-desc {
  font-size: 13px; line-height: 1.85; color: var(--ink-2);
  margin: 0 22px 24px;
}

/* ============================================================
   笔记
   ============================================================ */
.notes { padding: 140px 0 150px; }
.notes-intro {
  font-size: 15.5px; line-height: 2; color: var(--ink-1);
  max-width: 760px; margin: -20px 0 58px;
}
.notes-intro b { color: var(--gold-lite); font-weight: 500; }

.note-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); }
.note-card {
  background: var(--bg-0); padding: 30px 26px 28px;
  position: relative; overflow: hidden; cursor: pointer;
  transition: background .42s;
}
.note-card::after {
  content: ''; position: absolute; left: 0; top: 0; height: 100%; width: 2px;
  background: var(--gold); transform: scaleY(0); transform-origin: top;
  transition: transform .5s var(--ease-out);
}
.note-card:hover { background: var(--bg-2); }
.note-card:hover::after { transform: scaleY(1); }
.note-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.note-cat {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--gold);
  padding: 3px 9px; border: 1px solid var(--gold-dim);
}
.note-num { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); }
.note-title {
  font-family: var(--font-serif); font-size: 18px; font-weight: 500;
  margin: 0 0 10px; letter-spacing: .05em; transition: color .35s;
}
.note-card:hover .note-title { color: var(--gold-lite); }
.note-desc { font-size: 13px; line-height: 1.85; color: var(--ink-2); margin: 0 0 16px; }
.note-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.note-tags span {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .1em;
  color: var(--ink-3);
}
.note-tags span:not(:last-child)::after { content: ' ·'; color: var(--ink-3); }

.notes-cta {
  margin-top: 58px; padding: 34px 38px;
  border: 1px solid var(--line); border-left: 2px solid var(--gold);
  background: linear-gradient(100deg, rgba(201,162,39,.05), transparent 62%);
  display: flex; align-items: center; justify-content: space-between;
  gap: 30px; flex-wrap: wrap;
}
.notes-cta p { margin: 0; font-size: 14.5px; color: var(--ink-1); line-height: 1.8; }

/* ============================================================
   方法论
   ============================================================ */
.craft { padding: 140px 0 150px; }
.principles { border-top: 1px solid var(--line); margin-bottom: 110px; }
.principle {
  display: grid; grid-template-columns: 130px 1fr; gap: 30px;
  padding: 34px 10px; border-bottom: 1px solid var(--line);
  transition: background .4s, padding-left .5s var(--ease-out);
}
.principle:hover { background: rgba(242,239,233,.02); padding-left: 22px; }
.pr-num {
  font-family: var(--font-display); font-size: 34px; font-weight: 300;
  color: var(--gold); line-height: 1; opacity: .8;
}
.pr-title {
  font-family: var(--font-serif); font-size: 21px; font-weight: 500;
  margin: 0 0 8px; letter-spacing: .06em;
}
.pr-desc { font-size: 14px; line-height: 1.9; color: var(--ink-2); margin: 0; max-width: 720px; }

.timeline-head { display: flex; align-items: center; gap: 20px; margin-bottom: 52px; }
.tl-track {
  position: relative; display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 0; padding-top: 30px;
}
.tl-track::before {
  content: ''; position: absolute; top: 4px; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, var(--gold-dim), var(--line-strong) 40%, transparent);
}
.tl-item { position: relative; padding-right: 20px; }
.tl-dot {
  position: absolute; top: -30px; left: 0; width: 9px; height: 9px;
  border-radius: 50%; background: var(--bg-0); border: 1px solid var(--gold);
  transition: background .35s, transform .35s, box-shadow .35s;
}
.tl-item:hover .tl-dot { background: var(--gold); transform: scale(1.35); box-shadow: 0 0 14px rgba(201,162,39,.6); }
.tl-year {
  display: block; font-family: var(--font-mono); font-size: 12px;
  letter-spacing: .16em; color: var(--gold); margin-bottom: 10px;
}
.tl-label {
  display: block; font-size: 13.5px; line-height: 1.65; color: var(--ink-1);
}
.tl-label i {
  font-style: normal; font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .1em; color: var(--ink-3);
}
.tl-item.is-now .tl-label { color: var(--gold-lite); }
.tl-item.is-now .tl-dot { background: var(--gold); box-shadow: 0 0 14px rgba(201,162,39,.7); }
.tl-item.is-future .tl-year, .tl-item.is-future .tl-label { opacity: .42; }
.tl-item.is-future .tl-dot { border-color: var(--ink-3); }

/* ============================================================
   联系
   ============================================================ */
.contact {
  padding: 150px 0 0; position: relative; overflow: hidden;
  border-top: 1px solid var(--line);
}
.contact-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 70% 60% at 50% 0%, rgba(201,162,39,.12), transparent 62%),
    radial-gradient(ellipse 50% 40% at 18% 78%, rgba(109,91,149,.09), transparent 66%);
}
.contact-main { position: relative; z-index: 2; }
.contact-title {
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.6vw, 62px); font-weight: 300; line-height: 1.38;
  margin: 0 0 74px; letter-spacing: .02em;
}
.contact-links { border-top: 1px solid var(--line); max-width: 880px; }
.contact-link {
  display: grid; grid-template-columns: 60px 110px 1fr 30px;
  align-items: center; gap: 20px;
  padding: 26px 10px; border-bottom: 1px solid var(--line);
  transition: background .4s, padding-left .5s var(--ease-out);
}
.contact-link:hover { background: rgba(242,239,233,.022); padding-left: 22px; }
.cl-idx { font-family: var(--font-mono); font-size: 10px; color: var(--gold); }
.cl-label {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--ink-3);
}
.cl-value {
  font-family: var(--font-serif); font-size: 17px; letter-spacing: .04em; color: var(--ink-1);
  transition: color .35s;
}
.contact-link:hover .cl-value { color: var(--gold-lite); }
.cl-arrow { font-size: 17px; color: var(--ink-3); transition: transform .4s var(--ease-out), color .35s; }
.contact-link:hover .cl-arrow { transform: translate(4px, -4px); color: var(--gold); }

.footer {
  position: relative; z-index: 2; margin-top: 120px;
  border-top: 1px solid var(--line);
  padding: 34px 0 40px;
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 24px; flex-wrap: wrap;
}
.footer-left, .footer-right { display: flex; flex-direction: column; gap: 6px; }
.footer-right { text-align: right; }
.footer-name { font-family: var(--font-serif); font-size: 14px; letter-spacing: .12em; }
.footer-note { font-size: 12.5px; color: var(--ink-3); }
.footer-copy, .footer-built {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .14em; color: var(--ink-3);
}

/* ============================================================
   灯箱
   ============================================================ */
.lightbox {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(5,5,7,.96); backdrop-filter: blur(12px);
  display: none; align-items: center; justify-content: center;
}
.lightbox.is-open { display: flex; animation: fadeIn .35s var(--ease-out); }
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
.lightbox img {
  max-width: 88vw; max-height: 78vh; object-fit: contain;
  border: 1px solid var(--line); animation: lbIn .5s var(--ease-out);
}
@keyframes lbIn { from { transform: scale(.94); opacity: 0 } to { transform: none; opacity: 1 } }
.lb-close, .lb-nav {
  position: absolute; background: transparent; border: 1px solid var(--line);
  color: var(--ink-1); width: 48px; height: 48px; border-radius: 50%;
  font-size: 19px; display: grid; place-items: center;
  transition: all .35s var(--ease-out);
}
.lb-close:hover, .lb-nav:hover { border-color: var(--gold); color: var(--gold); background: rgba(201,162,39,.08); }
.lb-close { top: 28px; right: 28px; }
.lb-prev { left: 28px; top: 50%; transform: translateY(-50%); font-size: 28px; }
.lb-next { right: 28px; top: 50%; transform: translateY(-50%); font-size: 28px; }
.lb-caption {
  position: absolute; bottom: 30px; left: 0; right: 0; text-align: center;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .2em; color: var(--ink-2);
}

/* ============================================================
   侧边 section 进度
   ============================================================ */
.section-progress {
  position: fixed; right: 30px; top: 50%; transform: translateY(-50%);
  z-index: 800; display: flex; flex-direction: column; align-items: center; gap: 12px;
  opacity: 0; transition: opacity .5s;
}
.section-progress.is-visible { opacity: 1; }
.sp-num, .sp-total {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: .16em; color: var(--gold);
}
.sp-total { color: var(--ink-3); }
.sp-line {
  position: relative; width: 1px; height: 108px;
  background: rgba(242,239,233,.12); display: block;
}
.sp-line i {
  position: absolute; top: 0; left: 0; width: 1px; height: 0;
  background: var(--gold); display: block; transition: height .2s linear;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1100px) {
  .manifesto-grid { grid-template-columns: 1fr; gap: 56px; }
  .manifesto-side { position: static; max-width: 460px; }
  .skill-grid { grid-template-columns: repeat(2, 1fr); }
  .work { grid-template-columns: 1fr; gap: 38px; }
  .art-feature { grid-template-columns: 1fr; gap: 48px; }
  .note-grid { grid-template-columns: repeat(2, 1fr); }
  .tl-track { grid-template-columns: repeat(3, 1fr); row-gap: 44px; }
  .tl-track::before { display: none; }
  .tl-item { padding-top: 26px; }
  .tl-dot { top: 0; }
}

@media (max-width: 820px) {
  .container, .hero-inner { padding: 0 22px; }
  .topbar { padding: 0 22px; }
  .brand-text { font-size: 14px; letter-spacing: .12em; }
  .nav {
    position: fixed; inset: var(--nav-h) 0 auto 0;
    flex-direction: column; gap: 0;
    background: rgba(7,7,10,.97); backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    padding: 10px 22px 22px;
    transform: translateY(-110%); transition: transform .55s var(--ease-out);
  }
  .nav.is-open { transform: none; }
  .nav-link { padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
  .nav-toggle { display: block; }
  .hero { min-height: auto; padding-top: calc(var(--nav-h) + 44px); padding-bottom: 70px; }
  .hero-meta { grid-template-columns: repeat(2, 1fr); }
  .meta-num { font-size: 38px; }
  .hero-actions { margin-bottom: 56px; }
  .scroll-hint { display: none; }
  .manifesto, .works, .art, .notes, .craft { padding: 96px 0 100px; }
  .contact { padding-top: 96px; }
  .skill-grid { grid-template-columns: 1fr; }
  .note-grid { grid-template-columns: 1fr; }
  .art-grid { grid-template-columns: 1fr; }
  .art-gallery { grid-template-columns: 1fr; }
  .fig-1, .fig-3, .fig-5, .fig-7 { transform: none; }
  .work-list { gap: 76px; }
  .principle { grid-template-columns: 1fr; gap: 12px; }
  .contact-link { grid-template-columns: 40px 1fr 24px; gap: 12px; }
  .cl-label { display: none; }
  .cl-value { font-size: 15px; }
  .notes-cta { padding: 26px 24px; }
  .footer { flex-direction: column; align-items: flex-start; }
  .footer-right { text-align: left; }
  .section-progress { display: none; }
  .cursor { display: none; }
}

@media (max-width: 520px) {
  .hero-title { font-size: clamp(38px, 12vw, 60px); }
  .hero-meta { grid-template-columns: 1fr 1fr; }
  .meta-item { padding: 20px 16px; }
  .work-title { font-size: 24px; }
  .tl-track { grid-template-columns: 1fr; }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-iteration-count: 1 !important;
    transition-duration: .01ms !important; scroll-behavior: auto !important;
  }
  .reveal, .work { opacity: 1 !important; transform: none !important; }
}