/* =========================================================
   微境同心 · 菌落艺术标本  —  全站样式
   纯静态站点，无外部依赖
   ========================================================= */

:root {
  --paper: #f7f0e3;
  --paper-2: #efe3cf;
  --paper-3: #e6d6bd;
  --ink: #23180f;
  --ink-2: #4a3928;
  --muted: #7d6752;
  --gold: #b1854c;
  --gold-2: #d8b784;
  --gold-3: #ecd9b7;
  --red: #a63c2c;
  --red-2: #c0563f;
  --dark: #1b110b;
  --dark-2: #241710;
  --dark-3: #2e1d12;
  --line: rgba(35, 24, 15, 0.14);
  --line-2: rgba(35, 24, 15, 0.08);
  --line-dark: rgba(216, 183, 132, 0.18);
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", sans-serif;
  --shadow: 0 18px 50px rgba(43, 28, 15, 0.1);
  --shadow-lg: 0 40px 90px rgba(43, 28, 15, 0.16);
  --ease: cubic-bezier(0.22, 0.68, 0.22, 1);
  --header-h: 78px;
  --radius: 2px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::selection,
body ::selection {
  background: var(--gold-2);
  color: var(--dark);
}

img { max-width: 100%; display: block; }

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}

button { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: 0.05em;
  margin: 0;
}

p { margin: 0 0 1.2em; }
p:last-child { margin-bottom: 0; }

figure { margin: 0; }

::selection { background: var(--gold-2); }

.skip-link {
  position: fixed;
  top: -100px;
  left: 24px;
  z-index: 999;
  background: var(--gold);
  color: var(--dark);
  padding: 10px 18px;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
}
.skip-link:focus { top: 16px; }

.container {
  width: min(1240px, calc(100% - 64px));
  margin: 0 auto;
}
.container--narrow { width: min(980px, calc(100% - 64px)); }
.container--wide { width: min(1400px, calc(100% - 48px)); }

/* ---------------------------------------------------------
   顶部导航
   --------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  color: var(--paper);
  background: linear-gradient(to bottom, rgba(20, 12, 7, 0.82), rgba(20, 12, 7, 0));
  transition: background 0.5s var(--ease), box-shadow 0.5s var(--ease), border-color 0.5s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(23, 14, 8, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line-dark);
}
.header-inner {
  width: min(1400px, calc(100% - 64px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 13px;
  flex-shrink: 0;
}
.brand-seal {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 19px;
  color: var(--paper);
  background: var(--red);
  border: 1px solid rgba(247, 240, 227, 0.45);
  box-shadow: inset 0 0 0 3px rgba(247, 240, 227, 0.1);
  letter-spacing: 0;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.06rem;
  letter-spacing: 0.18em;
}
.brand-text em {
  font-style: normal;
  font-size: 0.62rem;
  letter-spacing: 0.26em;
  color: var(--gold-2);
  margin-top: 3px;
}

.nav { display: flex; align-items: center; gap: 34px; }
.nav a {
  position: relative;
  font-size: 0.88rem;
  letter-spacing: 0.14em;
  color: rgba(247, 240, 227, 0.76);
  padding: 4px 0;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -2px;
  height: 1px;
  background: var(--gold-2);
  transition: right 0.35s var(--ease);
}
.nav a:hover { color: var(--paper); }
.nav a:hover::after,
.nav a.active::after { right: 0; }
.nav a.active { color: var(--gold-3); }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-dark);
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 1px;
  background: var(--paper);
  transition: transform 0.35s var(--ease), opacity 0.3s;
}
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------------------------------------------------
   首页 hero
   --------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 60px) 0 90px;
  color: var(--paper);
  background:
    radial-gradient(1100px 800px at 72% 38%, #3d2718 0%, #241610 46%, #150d08 100%);
  overflow: hidden;
}
.hero::before {
  content: "同";
  position: absolute;
  right: -6%;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--serif);
  font-size: clamp(420px, 54vw, 860px);
  line-height: 1;
  color: rgba(216, 183, 132, 0.045);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(216, 183, 132, 0.14);
  pointer-events: none;
}
.hero-grain {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/><feColorMatrix type='saturate' values='0'/></filter><rect width='160' height='160' filter='url(%23n)' opacity='0.06'/></svg>");
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: 40px;
  align-items: center;
}
.hero-copy { max-width: 650px; }
.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  color: var(--gold-2);
  margin-bottom: 26px;
  text-transform: uppercase;
}
.hero-title { margin: 0 0 22px; }
.hero-title img {
  width: clamp(300px, 36vw, 560px);
  height: auto;
  filter: drop-shadow(0 18px 40px rgba(0, 0, 0, 0.45));
}
.hero-sub {
  font-family: var(--serif);
  font-size: clamp(1.02rem, 1.5vw, 1.32rem);
  letter-spacing: 0.14em;
  color: rgba(247, 240, 227, 0.88);
  margin-bottom: 14px;
}
.hero-tagline {
  font-family: var(--serif);
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  letter-spacing: 0.32em;
  color: var(--gold);
  margin-bottom: 42px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 56px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 132px;
  padding: 14px 30px;
  border: 1px solid transparent;
  font-size: 0.86rem;
  letter-spacing: 0.18em;
  cursor: pointer;
  transition: background 0.4s var(--ease), color 0.4s var(--ease), border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn-solid { background: var(--gold); color: #1a100a; border-color: var(--gold); }
.btn-solid:hover { background: var(--gold-2); border-color: var(--gold-2); }
.btn-ghost { color: var(--paper); border-color: rgba(247, 240, 227, 0.32); }
.btn-ghost:hover { border-color: var(--gold-2); color: var(--gold-3); }
.btn-dark { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn-dark:hover { background: var(--dark-3); border-color: var(--dark-3); }
.btn-line { color: var(--ink); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--gold); }
.btn .arrow { font-size: 0.9em; transform: translateX(0); transition: transform 0.35s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 34px 52px;
  margin: 0;
  padding-top: 26px;
  border-top: 1px solid var(--line-dark);
  max-width: 520px;
}
.hero-stats div { display: flex; flex-direction: column; gap: 2px; }
.hero-stats dt {
  font-family: var(--serif);
  font-size: 1.62rem;
  color: var(--gold-3);
  line-height: 1.2;
  letter-spacing: 0.04em;
}
.hero-stats dt small { font-size: 0.55em; color: var(--gold); margin-left: 2px; letter-spacing: 0.1em; }
.hero-stats dd {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: rgba(247, 240, 227, 0.5);
}

.hero-visual {
  position: relative;
  height: min(620px, 52vw);
  min-height: 420px;
}
.dish {
  position: absolute;
  border-radius: 50%;
  overflow: hidden;
  border: 1px solid rgba(216, 183, 132, 0.4);
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.55);
  background: #0d0906;
}
.dish img { width: 100%; height: 100%; object-fit: cover; }
.dish-main {
  width: clamp(280px, 30vw, 410px);
  aspect-ratio: 1;
  right: 0;
  top: 0;
  z-index: 3;
}
.dish-a {
  width: clamp(130px, 12vw, 175px);
  aspect-ratio: 1;
  left: 0;
  top: 4%;
  z-index: 2;
}
.dish-b {
  width: clamp(150px, 15vw, 215px);
  aspect-ratio: 1;
  left: 6%;
  bottom: 0;
  z-index: 4;
}
.orbit {
  position: absolute;
  z-index: 1;
  width: min(520px, 40vw);
  aspect-ratio: 1;
  right: 6%;
  top: 50%;
  transform: translateY(-50%);
  border: 1px dashed rgba(216, 183, 132, 0.28);
  border-radius: 50%;
  animation: spin 80s linear infinite;
}
.orbit::before,
.orbit::after {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}
.orbit::before { top: 8%; left: 22%; }
.orbit::after { bottom: 14%; right: 12%; background: var(--red-2); }
@keyframes spin { to { transform: translateY(-50%) rotate(360deg); } }

.hero-side-label {
  position: absolute;
  right: -10px;
  bottom: 4%;
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-size: 0.72rem;
  letter-spacing: 0.38em;
  color: rgba(216, 183, 132, 0.6);
}
.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  z-index: 3;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  color: rgba(247, 240, 227, 0.4);
}
.hero-scroll i {
  display: block;
  width: 1px;
  height: 46px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollcue 2.4s var(--ease) infinite;
  transform-origin: top;
}
@keyframes scrollcue {
  0% { transform: scaleY(0); opacity: 0; }
  35% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

/* ---------------------------------------------------------
   内页页头
   --------------------------------------------------------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 96px) 0 86px;
  color: var(--paper);
  background:
    radial-gradient(900px 520px at 78% 30%, #3a2517 0%, #241610 55%, #170e08 100%);
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  right: -4%;
  top: 50%;
  width: min(620px, 46vw);
  aspect-ratio: 1;
  transform: translateY(-50%);
  border-radius: 50%;
  background-image: var(--ph, url("../img/dish-she.webp"));
  background-size: cover;
  background-position: center;
  opacity: 0.33;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 40%, transparent 70%);
  mask-image: radial-gradient(circle at 50% 50%, #000 40%, transparent 70%);
}
.page-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  top: 50%;
  width: min(760px, 56vw);
  aspect-ratio: 1;
  transform: translateY(-50%);
  border: 1px dashed rgba(216, 183, 132, 0.18);
  border-radius: 50%;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 {
  font-size: clamp(2.3rem, 5vw, 4.1rem);
  letter-spacing: 0.14em;
  margin: 0 0 18px;
}
.page-hero-sub {
  max-width: 620px;
  font-size: 0.95rem;
  color: rgba(247, 240, 227, 0.66);
  letter-spacing: 0.06em;
  margin: 0;
}
.page-hero .eyebrow { margin-bottom: 20px; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: rgba(247, 240, 227, 0.5);
  margin-bottom: 26px;
}
.breadcrumb a:hover { color: var(--gold-2); }
.breadcrumb span { color: rgba(247, 240, 227, 0.28); }

/* ---------------------------------------------------------
   通用区块
   --------------------------------------------------------- */
.section { padding: 118px 0; }
.section[id] { scroll-margin-top: calc(var(--header-h) + 10px); }
.section--tight { padding: 84px 0; }
.section--paper2 { background: var(--paper-2); }
.section--dark {
  background: var(--dark);
  color: var(--paper);
  position: relative;
}
.section--dark::selection { background: var(--gold); }
.section--dark .section-kicker { color: var(--gold); }
.section--dark .section-lead { color: rgba(247, 240, 227, 0.6); }

.section-head { max-width: 760px; margin-bottom: 58px; }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section-kicker {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--red);
  margin-bottom: 20px;
}
.section-title {
  font-size: clamp(1.85rem, 3.6vw, 2.9rem);
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}
.section-lead {
  font-size: 0.98rem;
  color: var(--muted);
  max-width: 640px;
  letter-spacing: 0.03em;
}
.section-head--center .section-lead { margin-left: auto; margin-right: auto; }

.rule {
  width: 56px;
  height: 1px;
  background: var(--gold);
  margin: 26px 0;
}
.section--dark .rule { background: var(--gold); }

/* 首屏之外的图片揭示 */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: var(--d, 0s);
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ---------------------------------------------------------
   首页 · 立意
   --------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 72px;
  align-items: start;
}
.split-aside { position: sticky; top: calc(var(--header-h) + 48px); }
.split-aside h2 {
  font-size: clamp(1.85rem, 3.2vw, 2.7rem);
  line-height: 1.55;
  margin-bottom: 26px;
}
.aside-quote {
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.26em;
  color: var(--gold);
}
.split-main { font-size: 1rem; color: var(--ink-2); }
.split-main .lead {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 1.8vw, 1.48rem);
  line-height: 1.85;
  color: var(--ink);
  margin-bottom: 30px;
}
.split-main p { text-align: justify; }

.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 38px;
}
.meta-grid div { background: var(--paper); padding: 20px 22px; }
.meta-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.meta-grid dt {
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  color: var(--muted);
  margin-bottom: 6px;
}
.meta-grid dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 0.98rem;
  letter-spacing: 0.06em;
}

.feature-figure {
  position: relative;
  margin-top: 74px;
  overflow: hidden;
  background: var(--dark);
}
.feature-figure img {
  width: 100%;
  height: clamp(280px, 48vw, 620px);
  object-fit: cover;
  object-position: center 42%;
}
.feature-figure figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 14px 22px;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: rgba(247, 240, 227, 0.78);
  background: linear-gradient(to right, rgba(20, 12, 7, 0.82), transparent);
}

/* ---------------------------------------------------------
   首页 · 双菌
   --------------------------------------------------------- */
.strain-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}
.strain-card {
  border: 1px solid var(--line-dark);
  background: #1d130c;
  overflow: hidden;
}
.strain-media {
  position: relative;
  aspect-ratio: 1 / 1;
  background: #0d0906;
  overflow: hidden;
}
.strain-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}
.strain-card:hover .strain-media img { transform: scale(1.035); }
.strain-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, transparent 45%, rgba(13, 9, 6, 0.55));
  pointer-events: none;
}
.strain-body { padding: 34px 38px 40px; }
.strain-tag {
  display: inline-block;
  font-size: 0.64rem;
  letter-spacing: 0.26em;
  padding: 5px 12px;
  border: 1px solid currentColor;
  margin-bottom: 18px;
}
.strain-tag.red { color: #e08a6c; }
.strain-tag.white { color: #e8dcc4; }
.strain-body h3 {
  font-size: 1.5rem;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.strain-body h3 a {
  border-bottom: 1px dotted rgba(216, 183, 132, 0.45);
  padding-bottom: 2px;
}
.strain-body h3 a:hover {
  color: var(--gold-2);
  border-bottom-color: var(--gold-2);
}
.strain-latin {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.86rem;
  color: var(--gold);
  letter-spacing: 0.04em;
  margin-bottom: 22px;
}
.strain-body p {
  font-size: 0.9rem;
  color: rgba(247, 240, 227, 0.66);
  text-align: justify;
}
.strain-note {
  margin-top: 46px;
  padding-top: 26px;
  border-top: 1px solid var(--line-dark);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: rgba(247, 240, 227, 0.5);
}
.strain-note b { color: var(--gold-2); font-weight: 400; letter-spacing: 0.18em; }

/* ---------------------------------------------------------
   首页 · 视频
   --------------------------------------------------------- */
.video-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 64px;
  align-items: center;
}
.video-copy h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: 22px; }
.video-copy p { color: var(--muted); font-size: 0.95rem; }
.video-copy .btn { margin-top: 30px; }
.video-card {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--dark);
  box-shadow: var(--shadow-lg);
}
.video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.78;
  transition: transform 1.1s var(--ease), opacity 0.5s;
}
.video-card:hover img { transform: scale(1.03); opacity: 0.9; }
.video-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgba(20, 12, 7, 0.55), rgba(20, 12, 7, 0.15));
}
.play-btn {
  position: absolute;
  z-index: 2;
  inset: 0;
  margin: auto;
  width: 86px;
  height: 86px;
  border-radius: 50%;
  border: 1px solid rgba(247, 240, 227, 0.65);
  background: rgba(20, 12, 7, 0.35);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  transition: background 0.4s, transform 0.4s;
}
.video-card:hover .play-btn { background: var(--gold); transform: scale(1.06); }
.play-btn::before {
  content: "";
  width: 0;
  height: 0;
  border-left: 16px solid var(--paper);
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  margin-left: 5px;
  transition: border-color 0.4s;
}
.video-card:hover .play-btn::before { border-left-color: var(--dark); }
.video-label {
  position: absolute;
  z-index: 2;
  left: 26px;
  bottom: 22px;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: rgba(247, 240, 227, 0.85);
}
.home-video {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: var(--shadow-lg);
}
.home-video video {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #000;
  object-fit: cover;
}
.home-video figcaption {
  padding: 11px 16px;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--muted);
  border-top: 1px solid var(--line-2);
}

/* ---------------------------------------------------------
   纹样卡片
   --------------------------------------------------------- */
.works-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
}
.works-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.work-card {
  display: flex;
  flex-direction: column;
  background: #fbf6ec;
  border: 1px solid var(--line-2);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease), border-color 0.4s;
}
.work-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(177, 133, 76, 0.42);
}
.work-thumb {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--paper-3);
}
.work-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}
.work-card:hover .work-thumb img { transform: scale(1.05); }
.work-no {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 3px 8px;
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  color: var(--paper);
  background: rgba(27, 17, 11, 0.62);
  backdrop-filter: blur(4px);
}
.work-view {
  position: absolute;
  right: 12px;
  bottom: 12px;
  z-index: 2;
  padding: 6px 11px;
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  color: var(--dark);
  background: var(--gold-3);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s, transform 0.4s;
}
.work-card:hover .work-view { opacity: 1; transform: none; }
.work-info { padding: 17px 18px 19px; }
.work-info h3 {
  font-size: 1.05rem;
  letter-spacing: 0.1em;
  margin-bottom: 3px;
}
.work-info p {
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  margin: 0;
}
.work-cat {
  display: inline-block;
  margin-top: 9px;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--gold);
}
.works-more { text-align: center; margin-top: 56px; }

/* ---------------------------------------------------------
   首页 · 流程
   --------------------------------------------------------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.process-card {
  position: relative;
  border: 1px solid var(--line-dark);
  background: #1d130c;
  transition: transform 0.5s var(--ease), border-color 0.4s;
}
.process-card:hover { transform: translateY(-5px); border-color: rgba(216, 183, 132, 0.45); }
.process-card figure { aspect-ratio: 4 / 3; overflow: hidden; }
.process-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.86;
  transition: transform 1s var(--ease), opacity 0.4s;
}
.process-card:hover img { transform: scale(1.04); opacity: 1; }
.process-card-body { padding: 24px 24px 28px; }
.process-card-no {
  font-family: var(--serif);
  font-size: 0.74rem;
  letter-spacing: 0.28em;
  color: var(--gold);
  margin-bottom: 12px;
}
.process-card h3 { font-size: 1.08rem; letter-spacing: 0.08em; margin-bottom: 8px; }
.process-card p { font-size: 0.8rem; color: rgba(247, 240, 227, 0.55); margin: 0; }

/* ---------------------------------------------------------
   团队
   --------------------------------------------------------- */
.team-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 20px;
}
.team-mini { text-align: center; }
.team-mini figure {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--paper-3);
  margin-bottom: 14px;
  position: relative;
}
.team-mini img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transition: transform 0.9s var(--ease);
  filter: saturate(0.92);
}
.team-mini:hover img { transform: scale(1.04); filter: none; }
.team-mini .monogram {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 2.6rem;
  color: var(--gold);
  background: linear-gradient(160deg, var(--paper-2), var(--paper-3));
  letter-spacing: 0;
}
.team-mini h3 { font-size: 1rem; letter-spacing: 0.12em; margin-bottom: 2px; }
.team-mini p { font-size: 0.7rem; color: var(--muted); letter-spacing: 0.08em; margin: 0; }
.team-more { display: flex; justify-content: space-between; align-items: end; gap: 24px; }

/* ---------------------------------------------------------
   页脚
   --------------------------------------------------------- */
.site-footer {
  background: var(--dark);
  color: rgba(247, 240, 227, 0.62);
  border-top: 1px solid var(--line-dark);
  padding: 76px 0 34px;
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: "微境同心";
  position: absolute;
  right: -2%;
  bottom: -18%;
  font-family: var(--serif);
  font-size: clamp(120px, 17vw, 260px);
  color: rgba(216, 183, 132, 0.035);
  letter-spacing: 0.1em;
  pointer-events: none;
}
.footer-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 56px;
  padding-bottom: 52px;
  border-bottom: 1px solid var(--line-dark);
}
.footer-grid.footer-grid--2 {
  grid-template-columns: 1.25fr 0.75fr;
  gap: 72px;
}
.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 44px;
  align-content: start;
}
.footer-links h3 { grid-column: 1 / -1; }
.footer-quote {
  font-family: var(--serif);
  font-size: 0.8rem !important;
  letter-spacing: 0.24em;
  color: var(--gold-2) !important;
  margin-top: 18px !important;
}
.footer-brand h2 {
  font-size: 1.5rem;
  letter-spacing: 0.2em;
  color: var(--paper);
  margin-bottom: 12px;
}
.footer-brand p { font-size: 0.82rem; color: rgba(247, 240, 227, 0.5); margin-bottom: 4px; }
.footer-col h3 {
  font-family: var(--sans);
  font-size: 0.66rem;
  font-weight: 400;
  letter-spacing: 0.26em;
  color: var(--gold);
  margin-bottom: 18px;
}
.footer-col a,
.footer-col p {
  display: block;
  font-size: 0.82rem;
  color: rgba(247, 240, 227, 0.62);
  margin: 0 0 8px;
}
.footer-col a:hover { color: var(--gold-2); }
.footer-bottom {
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding-top: 26px;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: rgba(247, 240, 227, 0.34);
}

/* ---------------------------------------------------------
   纹样图鉴页
   --------------------------------------------------------- */
.gallery-hero-stats {
  display: flex;
  gap: 54px;
  margin-top: 42px;
  padding-top: 26px;
  border-top: 1px solid var(--line-dark);
  max-width: 640px;
}
.gallery-hero-stats div { display: flex; flex-direction: column; }
.gallery-hero-stats b {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.7rem;
  color: var(--gold-3);
  line-height: 1.3;
}
.gallery-hero-stats b small { font-size: 0.55em; color: var(--gold); margin-left: 2px; }
.gallery-hero-stats span { font-size: 0.66rem; letter-spacing: 0.22em; color: rgba(247, 240, 227, 0.46); }

.filter-bar {
  position: sticky;
  top: var(--header-h);
  z-index: 40;
  background: rgba(247, 240, 227, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}
.filter-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  justify-content: space-between;
}
.chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.chip {
  border: 1px solid var(--line);
  background: transparent;
  padding: 8px 16px;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--ink-2);
  cursor: pointer;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
}
.chip span { font-size: 0.62rem; color: var(--muted); margin-left: 5px; letter-spacing: 0.04em; }
.chip:hover { border-color: var(--gold); color: var(--gold); }
.chip.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.chip.is-active span { color: var(--gold-2); }

.search-box {
  position: relative;
  flex-shrink: 0;
  width: 220px;
}
.search-box input {
  width: 100%;
  border: 1px solid var(--line);
  background: transparent;
  padding: 9px 34px 9px 14px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  outline: none;
  transition: border-color 0.3s;
}
.search-box input:focus { border-color: var(--gold); }
.search-box::after {
  content: "⌕";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 0.95rem;
}

.gallery-section { padding: 64px 0 110px; }
.gallery-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  margin-bottom: 30px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--muted);
}
.gallery-meta b { color: var(--ink); font-weight: 500; }
.gallery-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.gallery-empty {
  padding: 90px 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
}

/* ---------------------------------------------------------
   纹样详情页
   --------------------------------------------------------- */
.detail-section { padding: calc(var(--header-h) + 34px) 0 110px; }
.detail-breadcrumb { display: flex; align-items: center; gap: 10px; font-size: 0.72rem; letter-spacing: 0.14em; color: var(--muted); margin-bottom: 38px; }
.detail-breadcrumb a:hover { color: var(--gold); }
.detail-breadcrumb i { font-style: normal; color: var(--line); }
.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 72px;
  align-items: start;
}
.detail-figure {
  position: sticky;
  top: calc(var(--header-h) + 40px);
  background: var(--paper-2);
  border: 1px solid var(--line);
  padding: 18px;
}
.detail-figure img { width: 100%; aspect-ratio: 1; object-fit: cover; cursor: zoom-in; }
.detail-figure figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 12px;
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.detail-cat {
  display: inline-block;
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  color: var(--red);
  border: 1px solid rgba(166, 60, 44, 0.35);
  padding: 5px 12px;
  margin-bottom: 24px;
}
.detail-name {
  font-size: clamp(2.3rem, 4.5vw, 3.6rem);
  letter-spacing: 0.14em;
  line-height: 1.2;
  margin-bottom: 10px;
}
.detail-motif {
  font-family: var(--serif);
  font-size: 1.02rem;
  letter-spacing: 0.26em;
  color: var(--gold);
  margin-bottom: 32px;
}
.detail-label {
  font-size: 0.68rem;
  font-family: var(--sans);
  letter-spacing: 0.26em;
  color: var(--muted);
  margin: 0 0 14px;
}
.detail-desc {
  font-size: 1rem;
  color: var(--ink-2);
  line-height: 2;
  text-align: justify;
  margin-bottom: 38px;
  min-height: 4em;
}
.detail-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 0 0 40px;
}
.detail-meta div { background: var(--paper); padding: 16px 18px; }
.detail-meta dt { font-size: 0.62rem; letter-spacing: 0.2em; color: var(--muted); margin-bottom: 4px; }
.detail-meta dd { margin: 0; font-size: 0.86rem; letter-spacing: 0.04em; }
.detail-nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.detail-nav a { display: flex; flex-direction: column; gap: 3px; font-size: 0.86rem; }
.detail-nav small { font-size: 0.62rem; letter-spacing: 0.18em; color: var(--muted); }
.detail-nav a:hover { color: var(--gold); }
.detail-nav .next { text-align: right; margin-left: auto; }
.related { margin-top: 96px; padding-top: 60px; border-top: 1px solid var(--line); }
.related h2 { font-size: 1.35rem; letter-spacing: 0.12em; margin-bottom: 30px; }
.related-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.detail-error { padding: 100px 0; text-align: center; }
.detail-error h1 { font-size: 2rem; margin-bottom: 18px; }

/* ---------------------------------------------------------
   制作过程页
   --------------------------------------------------------- */
.process-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 90px;
  align-items: start;
}
.process-aside { position: sticky; top: calc(var(--header-h) + 44px); }
.process-aside h2 { font-size: 1.9rem; margin-bottom: 20px; line-height: 1.6; }
.process-aside p { font-size: 0.88rem; color: var(--muted); }
.aside-stats { margin-top: 36px; border-top: 1px solid var(--line); }
.aside-stats div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}
.aside-stats b { font-family: var(--serif); font-size: 1.5rem; font-weight: 500; color: var(--red); }
.aside-stats span { font-size: 0.72rem; letter-spacing: 0.1em; color: var(--muted); }

.timeline { position: relative; padding-left: 42px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom, var(--gold), rgba(177, 133, 76, 0.15));
}
.timeline-item { position: relative; padding-bottom: 66px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -39px;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--gold);
  box-shadow: 0 0 0 5px var(--paper);
}
.timeline-date {
  font-family: var(--serif);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--gold);
  margin-bottom: 10px;
}
.timeline-item h3 {
  font-size: 1.42rem;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}
.timeline-item p { font-size: 0.92rem; color: var(--ink-2); max-width: 640px; text-align: justify; }
.timeline-item figure {
  margin-top: 22px;
  overflow: hidden;
  background: var(--paper-2);
  border: 1px solid var(--line-2);
}
.timeline-item img { width: 100%; height: clamp(220px, 32vw, 400px); object-fit: cover; }
.timeline-item figcaption {
  padding: 10px 14px;
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.timeline-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}
.timeline-figures figure { margin-top: 0; }
.timeline-figures img {
  height: auto;
  max-height: 480px;
  object-fit: contain;
  background: #fdfbf6;
  padding: 10px;
}
.timeline-item--noimg p { padding-bottom: 0; }
.timeline-item--contain img {
  object-fit: contain;
  background: #fdfbf6;
  padding: 14px;
  height: auto;
  max-height: 520px;
}

.principle-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.principle {
  background: var(--dark);
  padding: 44px 46px 48px;
}
.principle-no {
  font-family: var(--serif);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 20px;
}
.principle h3 { font-size: 1.28rem; letter-spacing: 0.08em; margin-bottom: 12px; }
.principle p { font-size: 0.88rem; color: rgba(247, 240, 227, 0.6); margin: 0; }

.tools-band {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 64px;
  align-items: center;
}
.tools-band figure { border: 1px solid var(--line); background: var(--paper-2); }
.tools-band img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.tools-band h2 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); margin-bottom: 18px; }
.tools-band p { color: var(--muted); font-size: 0.94rem; }
.tool-list { margin: 26px 0 0; padding: 0; list-style: none; }
.tool-list li {
  display: flex;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.86rem;
  color: var(--ink-2);
}
.tool-list li b { font-family: var(--serif); color: var(--gold); font-weight: 400; letter-spacing: 0.1em; }

/* ---------------------------------------------------------
   团队页
   --------------------------------------------------------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 22px;
}
.team-card {
  background: #fbf6ec;
  border: 1px solid var(--line-2);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.team-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.team-card figure {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--paper-3);
  position: relative;
}
.team-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  filter: saturate(0.9);
  transition: transform 0.9s var(--ease), filter 0.5s;
}
.team-card:hover img { transform: scale(1.035); filter: none; }
.team-card .monogram {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 3.2rem;
  color: var(--gold);
  background: linear-gradient(160deg, var(--paper-2), var(--paper-3));
  letter-spacing: 0;
}
.team-card-body { padding: 20px 22px 24px; }
.team-card-body h3 { font-size: 1.18rem; letter-spacing: 0.12em; margin-bottom: 3px; }
.team-role { font-size: 0.68rem; letter-spacing: 0.16em; color: var(--red); margin-bottom: 12px; }
.team-major { font-size: 0.76rem; color: var(--muted); margin-bottom: 12px; }
.team-honors { font-size: 0.72rem; line-height: 1.8; color: var(--ink-2); margin: 0; padding-top: 12px; border-top: 1px solid var(--line-2); }

.advisor-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.advisor-card {
  display: flex;
  gap: 26px;
  align-items: center;
  padding: 32px 34px;
  background: #fbf6ec;
  border: 1px solid var(--line-2);
}
.advisor-card .monogram {
  width: 84px;
  height: 84px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 2rem;
  color: var(--gold);
  background: var(--paper-2);
  border: 1px solid var(--line);
}
.advisor-card h3 { font-size: 1.2rem; letter-spacing: 0.1em; margin-bottom: 4px; }
.advisor-card p { font-size: 0.78rem; color: var(--muted); margin: 0; }

.team-note {
  margin-top: 70px;
  padding: 40px 46px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}
.team-note h3 { font-size: 0.72rem; font-family: var(--sans); font-weight: 400; letter-spacing: 0.24em; color: var(--red); margin: 0; }
.team-note p { font-size: 0.92rem; color: var(--ink-2); margin: 0; }

/* ---------------------------------------------------------
   视频页
   --------------------------------------------------------- */
.video-page-section { padding: 56px 0 110px; }
.video-frame {
  position: relative;
  background: var(--dark);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
}
.video-frame video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--dark);
  object-fit: cover;
}
.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-align: center;
  color: var(--paper);
  background-size: cover;
  background-position: center;
}
.video-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 45%, rgba(20, 12, 7, 0.45) 0%, rgba(20, 12, 7, 0.82) 72%),
    linear-gradient(to top, rgba(20, 12, 7, 0.85), rgba(20, 12, 7, 0.35));
}
.video-placeholder > * { position: relative; z-index: 1; }
.video-placeholder h2 { font-size: clamp(1.4rem, 2.6vw, 2.1rem); letter-spacing: 0.16em; text-shadow: 0 2px 24px rgba(0, 0, 0, 0.55); }
.video-placeholder p { font-size: 0.78rem; letter-spacing: 0.14em; color: rgba(247, 240, 227, 0.66); max-width: 420px; }
.video-placeholder .play-btn { position: relative; inset: auto; width: 74px; height: 74px; }

.video-info {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 44px;
}
.video-info div { background: var(--paper); padding: 26px 28px; }
.video-info h3 { font-size: 0.9rem; letter-spacing: 0.1em; margin-bottom: 7px; }
.video-info p { font-size: 0.8rem; color: var(--muted); margin: 0; }

/* ---------------------------------------------------------
   作品介绍页
   --------------------------------------------------------- */
.about-lead {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: 80px;
  align-items: start;
}
.about-lead h2 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); line-height: 1.6; }
.about-lead .lead {
  font-family: var(--serif);
  font-size: 1.16rem;
  line-height: 2;
  color: var(--ink);
  margin-bottom: 26px;
}
.about-lead p { color: var(--ink-2); text-align: justify; }

.poster-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 80px;
  align-items: center;
}
.poster-figure {
  position: relative;
  border: 1px solid rgba(216, 183, 132, 0.25);
  padding: 12px;
  background: var(--dark-2);
  box-shadow: var(--shadow-lg);
}
.poster-figure img { width: 100%; height: auto; cursor: zoom-in; }
.poster-copy h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: 22px; }
.poster-copy p { color: rgba(247, 240, 227, 0.66); font-size: 0.95rem; text-align: justify; }
.poster-facts { margin-top: 34px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 36px; }
.poster-facts dt { font-size: 0.62rem; letter-spacing: 0.22em; color: var(--gold); margin-bottom: 4px; }
.poster-facts dd { margin: 0; font-family: var(--serif); font-size: 1rem; color: var(--paper); letter-spacing: 0.04em; }

.innovation-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.innovation {
  background: var(--paper);
  padding: 38px 34px 42px;
  transition: background 0.4s;
}
.innovation:hover { background: var(--paper-2); }
.innovation-no { font-family: var(--serif); font-size: 1.6rem; color: var(--gold); margin-bottom: 26px; letter-spacing: 0.08em; }
.innovation h3 { font-size: 1.1rem; letter-spacing: 0.08em; margin-bottom: 10px; }
.innovation p { font-size: 0.83rem; color: var(--muted); margin: 0; }

.exhibit-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.exhibit-grid figure { position: relative; overflow: hidden; background: var(--paper-2); }
.exhibit-grid figure:first-child { grid-row: span 2; }
.exhibit-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.exhibit-grid figure:hover img { transform: scale(1.03); }
.exhibit-grid figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  padding: 12px 16px;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: rgba(247, 240, 227, 0.8);
  background: linear-gradient(to top, rgba(20, 12, 7, 0.75), transparent);
}

/* 现场：海报 + 纹样细节 */
.scene-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 20px;
  align-items: stretch;
}
.scene-poster {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 10px;
  background: var(--dark-2);
  border: 1px solid var(--line);
  overflow: hidden;
}
.scene-poster img {
  width: 100%;
  flex: 1;
  min-height: 0;
  object-fit: contain;
  cursor: zoom-in;
}
.scene-photos {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.scene-photos figure {
  position: relative;
  overflow: hidden;
  background: var(--paper-2);
  aspect-ratio: 4 / 3;
}
.scene-photos figure.wide { grid-column: 1 / -1; aspect-ratio: 21 / 9; }
.scene-photos img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}
.scene-photos figure:hover img { transform: scale(1.03); }
.scene-poster figcaption,
.scene-photos figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 12px 16px;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: rgba(247, 240, 227, 0.82);
  background: linear-gradient(to top, rgba(20, 12, 7, 0.78), transparent);
}
.scene-poster figcaption { left: 10px; right: 10px; bottom: 10px; }

/* 致谢 */
.thanks {
  margin: 0;
  max-width: 960px;
  padding: 38px 46px;
  border-left: 2px solid var(--gold);
  background: var(--paper);
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 2.15;
  color: var(--ink-2);
  text-align: justify;
}

/* ---------------------------------------------------------
   灯箱
   --------------------------------------------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: rgba(16, 10, 6, 0.94);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s, visibility 0.35s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox img { max-width: 92vw; max-height: 88vh; object-fit: contain; box-shadow: 0 30px 90px rgba(0, 0, 0, 0.6); }
.lightbox-close {
  position: absolute;
  top: 26px;
  right: 30px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(247, 240, 227, 0.3);
  background: transparent;
  color: var(--paper);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
}
.lightbox-close:hover { border-color: var(--gold); color: var(--gold); }
body.is-locked { overflow: hidden; }

/* ---------------------------------------------------------
   响应式
   --------------------------------------------------------- */
@media (max-width: 1180px) {
  .works-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .team-strip { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
  .team-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .process-layout { gap: 60px; grid-template-columns: 260px minmax(0, 1fr); }
  .detail-grid { gap: 50px; }
}

@media (max-width: 960px) {
  :root { --header-h: 68px; }
  .container, .container--narrow { width: calc(100% - 48px); }
  .header-inner { width: calc(100% - 40px); }
  .nav-toggle { display: flex; }
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 30px;
    background: rgba(23, 14, 8, 0.98);
    border-bottom: 1px solid var(--line-dark);
    transform: translateY(-110%);
    transition: transform 0.45s var(--ease);
    visibility: hidden;
  }
  .nav a {
    width: 100%;
    padding: 15px 0;
    border-bottom: 1px solid rgba(216, 183, 132, 0.1);
    font-size: 0.95rem;
  }
  .nav a::after { display: none; }
  .nav-open .nav { transform: none; visibility: visible; }

  .hero { min-height: auto; padding-top: calc(var(--header-h) + 70px); }
  .hero-grid { grid-template-columns: 1fr; gap: 56px; }
  .hero-copy { max-width: none; }
  .hero-visual { height: min(520px, 78vw); order: 2; }
  .dish-main { right: 6%; width: clamp(240px, 46vw, 380px); }
  .dish-a { width: clamp(120px, 24vw, 180px); left: 2%; }
  .dish-b { width: clamp(130px, 26vw, 200px); left: 20%; }
  .orbit { width: min(440px, 64vw); }
  .hero-scroll { display: none; }

  .split { grid-template-columns: 1fr; gap: 40px; }
  .split-aside { position: static; }
  .meta-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .video-grid { grid-template-columns: 1fr; gap: 36px; }
  .process-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .team-strip { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 30px; }
  .team-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-grid.footer-grid--2 { grid-template-columns: 1fr; gap: 34px; }
  .footer-brand { grid-column: 1 / -1; }
  .scene-layout { grid-template-columns: 1fr; }
  .scene-poster { max-width: 520px; width: 100%; margin: 0 auto; }
  .scene-poster img { height: auto; flex: none; }
  .timeline-figures { grid-template-columns: 1fr; }

  .page-hero { padding: calc(var(--header-h) + 74px) 0 66px; }
  .page-hero::before { opacity: 0.2; right: -18%; }
  .page-hero::after { display: none; }

  .filter-inner { flex-direction: column; align-items: stretch; gap: 12px; }
  .filter-bar { position: static; }
  .chips { overflow: visible; flex-wrap: wrap; gap: 7px; }
  .chip { padding: 7px 12px; font-size: 0.72rem; }
  .search-box { width: 100%; }

  .detail-grid { grid-template-columns: 1fr; gap: 40px; }
  .detail-figure { position: static; }
  .related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process-layout { grid-template-columns: 1fr; gap: 48px; }
  .process-aside { position: static; }
  .timeline { padding-left: 34px; }
  .timeline::before { left: 8px; }
  .timeline-item::before { left: -30px; }
  .principle-grid { grid-template-columns: 1fr; }
  .tools-band { grid-template-columns: 1fr; gap: 36px; }
  .about-lead { grid-template-columns: 1fr; gap: 34px; }
  .poster-layout { grid-template-columns: 1fr; gap: 48px; }
  .poster-figure { max-width: 520px; margin: 0 auto; }
  .exhibit-grid { grid-template-columns: 1fr; grid-template-rows: none; }
  .exhibit-grid figure:first-child { grid-row: auto; }
  .exhibit-grid figure { aspect-ratio: 4 / 3; }
  .innovation-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .advisor-grid { grid-template-columns: 1fr; }
  .team-note { grid-template-columns: 1fr; gap: 16px; }
  .video-info { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  body { font-size: 15px; }
  .container, .container--narrow, .container--wide { width: calc(100% - 38px); }
  .header-inner { width: calc(100% - 32px); }
  .brand-text em { display: none; }
  .brand-text strong { font-size: 0.98rem; }
  .brand-seal { width: 34px; height: 34px; font-size: 17px; }

  .hero { padding-bottom: 64px; }
  .hero::after { inset: 10px; }
  .hero-title img { width: min(78vw, 380px); }
  .hero-sub { font-size: 0.92rem; letter-spacing: 0.1em; }
  .hero-tagline { font-size: 0.9rem; letter-spacing: 0.24em; margin-bottom: 32px; }
  .hero-actions { margin-bottom: 38px; gap: 10px; }
  .btn { padding: 12px 22px; min-width: 0; font-size: 0.8rem; }
  .hero-stats { gap: 22px 34px; }
  .hero-stats dt { font-size: 1.3rem; }
  .hero-stats dd { font-size: 0.62rem; letter-spacing: 0.14em; }
  .hero-visual { height: 82vw; min-height: 320px; }
  .dish { box-shadow: 0 24px 50px rgba(0, 0, 0, 0.5); }
  .hero-side-label { display: none; }

  .section { padding: 76px 0; }
  .section--tight { padding: 60px 0; }
  .section-head { margin-bottom: 38px; }
  .section-title { font-size: 1.7rem; }
  .meta-grid,
  .meta-grid--3 { grid-template-columns: 1fr; }

  .works-grid, .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .works-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .work-info { padding: 13px 14px 15px; }
  .work-info h3 { font-size: 0.96rem; }
  .work-info p { font-size: 0.7rem; }
  .work-cat { font-size: 0.56rem; }
  .work-view { display: none; }

  .strain-grid { grid-template-columns: 1fr; gap: 18px; }
  .strain-body { padding: 26px 24px 30px; }
  .strain-note { flex-direction: column; gap: 10px; }

  .process-grid { grid-template-columns: 1fr; }
  .process-card figure { aspect-ratio: 16 / 10; }

  .team-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .team-grid { grid-template-columns: 1fr; }
  .team-more { flex-direction: column; align-items: flex-start; }
  .advisor-card { padding: 24px; gap: 18px; }
  .advisor-card .monogram { width: 64px; height: 64px; font-size: 1.5rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-links { column-gap: 24px; }
  .scene-photos figure.wide { aspect-ratio: 16 / 9; }
  .thanks { padding: 26px 24px; font-size: 0.94rem; }
  .site-footer { padding-top: 56px; }
  .footer-bottom { flex-direction: column; gap: 8px; }

  .gallery-hero-stats { gap: 26px; }
  .gallery-hero-stats b { font-size: 1.3rem; }
  .gallery-section { padding: 44px 0 80px; }
  .gallery-meta { flex-direction: column; gap: 6px; }
  .detail-section { padding-top: calc(var(--header-h) + 22px); }
  .detail-name { font-size: 2.2rem; }
  .detail-meta { grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .timeline-item { padding-bottom: 48px; }
  .timeline-item h3 { font-size: 1.2rem; }
  .timeline-item img { height: 230px; }
  .principle { padding: 30px 26px 34px; }
  .innovation-grid { grid-template-columns: 1fr; }
  .poster-facts { grid-template-columns: 1fr 1fr; gap: 18px; }
  .video-info div { padding: 20px; }
  .video-placeholder { gap: 10px; }
  .video-placeholder p { font-size: 0.7rem; padding: 0 20px; }
  .lightbox { padding: 18px; }
  .lightbox-close { top: 14px; right: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}