/* ============================================
   Generaself — 生生中国官网
   Modern Sans-Serif Design System v2
   ============================================ */

/* 字体通过 index.html 的 <link> 标签加载，避免 @import 阻塞渲染 */

/* --- Design Tokens --- */
:root {
  --c-bg: #050505;
  --c-bg-alt: #0b0b0b;
  --c-bg-card: #111111;
  --c-bg-card-hover: #161616;
  --c-surface: #1a1a1a;
  --c-border: rgba(255,255,255,0.07);
  --c-border-hover: rgba(255,255,255,0.14);

  --c-text: #e8e6e3;
  --c-text-2: rgba(232,230,227,0.55);
  --c-text-3: rgba(232,230,227,0.3);
  --c-text-inv: #050505;

  --c-accent: #b8a47e;
  --c-accent-soft: rgba(184,164,126,0.12);
  --c-accent-glow: rgba(184,164,126,0.06);

  /* Typography — all sans-serif */
  --ff: "Inter", "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC",
        "Noto Sans CJK SC", "Microsoft YaHei", system-ui, sans-serif;
  --ff-mono: "JetBrains Mono", "SF Mono", monospace;

  --fs-hero: clamp(2.2rem, 4.5vw, 4.2rem);
  --fs-h1: clamp(2rem, 3.5vw, 3.2rem);
  --fs-h2: clamp(1.5rem, 2.5vw, 2.4rem);
  --fs-h3: clamp(1.1rem, 1.6vw, 1.5rem);
  --fs-body: clamp(0.9rem, 1vw, 1.05rem);
  --fs-sm: 0.85rem;
  --fs-xs: 0.75rem;

  --section-py: clamp(5rem, 10vh, 10rem);
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --max-w: 1280px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* --- Reset --- */
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--ff);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.65;
  overflow-x: hidden;
}

::selection { background: var(--c-accent); color: var(--c-text-inv); }
img { max-width:100%; height:auto; display:block; }
a { color:inherit; text-decoration:none; }
button { font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }

/* --- Noise --- */
.noise {
  position:fixed; inset:0; z-index:9998; pointer-events:none; opacity:0.018;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px;
}

/* --- Cursor --- */
.cursor-dot {
  position:fixed; width:6px; height:6px; background:var(--c-accent);
  border-radius:50%; pointer-events:none; z-index:10000; mix-blend-mode:difference;
}
.cursor-ring {
  position:fixed; width:36px; height:36px; border:1px solid rgba(184,164,126,0.35);
  border-radius:50%; pointer-events:none; z-index:10000;
  transition: width 0.35s var(--ease), height 0.35s var(--ease), border-color 0.35s;
}
.cursor-ring.hovering { width:56px; height:56px; border-color:var(--c-accent); }

@media(max-width:768px) { .cursor-dot,.cursor-ring { display:none; } }

/* --- Loader --- */
.loader {
  position:fixed; inset:0; z-index:9999; background:var(--c-bg);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:1.5rem;
}
.loader-brand { font-size:0.9rem; font-weight:400; letter-spacing:0.35em; color:var(--c-text-2); opacity:0; }
.loader-bar { width:180px; height:1px; background:var(--c-border); position:relative; overflow:hidden; }
.loader-bar-fill { position:absolute; left:0; top:0; height:100%; width:0; background:var(--c-accent); }
.loader-pct { font-family:var(--ff-mono); font-size:var(--fs-xs); color:var(--c-text-3); letter-spacing:0.1em; opacity:0; }

/* ═══════════════════════════════
   NAVIGATION
   ═══════════════════════════════ */
.nav {
  position:fixed; top:0; left:0; right:0; z-index:1000;
  padding: 1.2rem var(--gutter);
  display:flex; align-items:center; justify-content:space-between;
  transition: transform 0.4s var(--ease), background 0.3s;
}
.nav.scrolled { background:rgba(5,5,5,0.85); backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px); }
.nav.hide-up { transform:translateY(-100%); }
.nav.hidden { opacity:0; pointer-events:none; }

.nav-logo { display:flex; align-items:center; gap:0.6rem; }
.nav-logo-mark {
  width:26px; height:26px; border:1px solid var(--c-text);
  border-radius:50%; display:grid; place-items:center;
  font-size:0.6rem; font-weight:600;
}
.nav-logo-text { font-size:0.8rem; font-weight:500; letter-spacing:0.18em; text-transform:uppercase; }

.nav-links { display:flex; gap:2rem; list-style:none; }
.nav-link {
  font-size:0.78rem; font-weight:400; letter-spacing:0.08em;
  color:var(--c-text-2); position:relative; padding:0.2rem 0;
  transition: color 0.3s;
}
.nav-link::after {
  content:''; position:absolute; bottom:0; left:0; width:0; height:1px;
  background:var(--c-accent); transition: width 0.5s var(--ease);
}
.nav-link:hover { color:var(--c-text); }
.nav-link:hover::after { width:100%; }

.nav-cta {
  font-size:0.78rem; font-weight:500; letter-spacing:0.06em;
  padding:0.5rem 1.4rem; border:1px solid var(--c-text-2); border-radius:100px;
  transition: all 0.3s;
}
.nav-cta:hover { background:var(--c-text); color:var(--c-text-inv); border-color:var(--c-text); }

.nav-toggle { display:none; flex-direction:column; gap:5px; padding:4px; }
.nav-toggle span { width:22px; height:1px; background:var(--c-text); transition: all 0.3s; }

/* ═══════════════════════════════
   HERO — visual-led, smaller text
   ═══════════════════════════════ */
.hero {
  min-height:100vh; display:grid; grid-template-rows:1fr auto;
  position:relative; overflow:hidden;
}

.hero-media {
  position:absolute; inset:0; z-index:0;
}
.hero-media img {
  width:100%; height:100%; object-fit:cover;
}
.hero-media-overlay {
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(5,5,5,0.3) 0%, rgba(5,5,5,0.7) 60%, var(--c-bg) 100%);
}

.hero-content {
  position:relative; z-index:2;
  display:flex; flex-direction:column; justify-content:flex-end;
  padding: 0 var(--gutter) 6rem;
  max-width: 800px;
}

.hero-tag {
  font-size:var(--fs-xs); font-weight:500; letter-spacing:0.25em; text-transform:uppercase;
  color:var(--c-accent); margin-bottom:1.2rem; opacity:0;
}

.hero-title {
  font-size:var(--fs-hero); font-weight:300; line-height:1.25;
  letter-spacing:-0.01em; margin-bottom:1.2rem;
}
.hero-title-line { display:block; overflow:hidden; }
.hero-title-word { display:inline-block; transform:translateY(110%); }
.hero-title .accent { color:var(--c-accent); }

.hero-desc {
  font-size:var(--fs-body); color:var(--c-text-2); line-height:1.8;
  max-width:520px; margin-bottom:2rem; opacity:0;
}

.hero-actions { display:flex; gap:1rem; opacity:0; flex-wrap:wrap; }

.btn {
  display:inline-flex; align-items:center; gap:0.4rem;
  font-size:var(--fs-sm); font-weight:500; letter-spacing:0.04em;
  padding:0.85rem 2rem; border-radius:100px;
  transition: all 0.35s var(--ease); position:relative; overflow:hidden;
}
.btn-fill { background:var(--c-accent); color:var(--c-text-inv); }
.btn-fill:hover { transform:translateY(-2px); box-shadow:0 8px 28px rgba(184,164,126,0.25); }
.btn-line { border:1px solid var(--c-border-hover); color:var(--c-text-2); }
.btn-line:hover { border-color:var(--c-accent); color:var(--c-accent); }

.hero-scroll {
  position:absolute; bottom:2rem; left:50%; transform:translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:0.6rem;
  z-index:2; opacity:0;
}
.hero-scroll span { font-size:var(--fs-xs); letter-spacing:0.2em; color:var(--c-text-3); }
.scroll-bar { width:1px; height:40px; background:var(--c-border); position:relative; overflow:hidden; }
.scroll-bar::after {
  content:''; position:absolute; top:-100%; left:0; width:100%; height:100%;
  background:var(--c-accent); animation: scrollAnim 2s var(--ease-in-out) infinite;
}
@keyframes scrollAnim { 0%{top:-100%} 50%{top:0} 100%{top:100%} }

/* ═══════════════════════════════
   SECTION COMMONS
   ═══════════════════════════════ */
.section { padding:var(--section-py) var(--gutter); position:relative; }
.section-inner { max-width:var(--max-w); margin:0 auto; }

.section-tag {
  font-size:var(--fs-xs); font-weight:600; letter-spacing:0.25em; text-transform:uppercase;
  color:var(--c-accent); margin-bottom:1rem;
  display:flex; align-items:center; gap:0.8rem;
}
.section-tag::before { content:''; width:20px; height:1px; background:var(--c-accent); }

.section-heading {
  font-size:var(--fs-h2); font-weight:300; line-height:1.35;
  margin-bottom:1rem; max-width:680px;
}

.section-sub {
  font-size:var(--fs-body); color:var(--c-text-2); line-height:1.8;
  max-width:540px; margin-bottom: clamp(2rem,4vh,4rem);
}

.reveal { opacity:0; transform:translateY(36px); }
.reveal-left { opacity:0; transform:translateX(-36px); }
.reveal-right { opacity:0; transform:translateX(36px); }
.reveal-scale { opacity:0; transform:scale(0.96); }

/* ═══════════════════════════════
   ABOUT — Image heavy intro
   ═══════════════════════════════ */
.about { background:var(--c-bg); }

.about-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:3rem;
  align-items:center; margin-top:clamp(2rem,4vh,4rem);
}

.about-images {
  display:grid; grid-template-columns:1fr 1fr; gap:1rem;
}
.about-img {
  border-radius:var(--radius-lg); overflow:hidden; position:relative;
}
.about-img:first-child { grid-row:1/3; }
.about-img img {
  width:100%; height:100%; object-fit:cover;
  transition: transform 0.8s var(--ease);
}
.about-img:hover img { transform:scale(1.04); }

.about-text { display:flex; flex-direction:column; gap:1.5rem; }
.about-text p { font-size:var(--fs-body); color:var(--c-text-2); line-height:1.9; }
.about-text .highlight {
  font-size:var(--fs-h3); font-weight:300; color:var(--c-text);
  line-height:1.5; padding-left:1.5rem; border-left:2px solid var(--c-accent);
}

/* ═══════════════════════════════
   VISION BENTO — image-rich grid
   ═══════════════════════════════ */
.bento { background:var(--c-bg-alt); }

.bento-grid {
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto auto;
  gap:1rem;
  margin-top:clamp(2rem,4vh,4rem);
}

.bento-card {
  background:var(--c-bg-card); border:1px solid var(--c-border);
  border-radius:var(--radius-lg); overflow:hidden;
  transition: all 0.5s var(--ease); position:relative;
}
.bento-card:hover { border-color:var(--c-border-hover); transform:translateY(-3px); }

.bento-card.span-2 { grid-column:span 2; }
.bento-card.span-3 { grid-column:span 3; }

.bento-card-img {
  width:100%; aspect-ratio:16/10; overflow:hidden;
}
.bento-card-img img {
  width:100%; height:100%; object-fit:cover;
  transition: transform 0.8s var(--ease);
}
.bento-card:hover .bento-card-img img { transform:scale(1.04); }

.bento-card-body { padding:1.5rem; }
.bento-card-label {
  font-size:var(--fs-xs); font-weight:600; letter-spacing:0.15em;
  color:var(--c-accent); text-transform:uppercase; margin-bottom:0.5rem;
}
.bento-card-title { font-size:var(--fs-h3); font-weight:400; margin-bottom:0.5rem; }
.bento-card-desc { font-size:var(--fs-sm); color:var(--c-text-2); line-height:1.7; }

/* Stat variant */
.bento-stat {
  display:flex; flex-direction:column; justify-content:center;
  padding:2rem 1.5rem; min-height:180px;
}
.bento-stat-number {
  font-size:clamp(2.2rem,4vw,3.2rem); font-weight:200;
  color:var(--c-accent); letter-spacing:-0.02em;
}
.bento-stat-label { font-size:var(--fs-sm); color:var(--c-text-2); margin-top:0.3rem; }

/* ═══════════════════════════════
   THREE MODULES
   ═══════════════════════════════ */
.modules { background:var(--c-bg); }

.modules-list {
  display:flex; flex-direction:column; gap:6rem;
  margin-top:clamp(3rem,6vh,6rem);
}

.module-row {
  display:grid; grid-template-columns:1fr 1fr; gap:3rem;
  align-items:center;
}
.module-row.reverse .module-visual { order:2; }
.module-row.reverse .module-content { order:1; }

.module-visual {
  position:relative; border-radius:var(--radius-xl);
  overflow:hidden; aspect-ratio:4/3;
}
.module-visual img {
  width:100%; height:100%; object-fit:cover;
  transition: transform 1s var(--ease);
}
.module-visual:hover img { transform:scale(1.05); }

.module-visual-badge {
  position:absolute; top:1.5rem; left:1.5rem;
  padding:0.35rem 1rem; background:rgba(5,5,5,0.6); backdrop-filter:blur(8px);
  border-radius:100px; font-size:var(--fs-xs); font-weight:500;
  letter-spacing:0.1em; color:var(--c-accent);
}

.module-content { display:flex; flex-direction:column; gap:1rem; }
.module-number {
  font-family:var(--ff-mono); font-size:var(--fs-xs); color:var(--c-accent);
  letter-spacing:0.1em;
}
.module-title { font-size:var(--fs-h2); font-weight:300; line-height:1.3; }
.module-desc { font-size:var(--fs-body); color:var(--c-text-2); line-height:1.9; }
.module-tags { display:flex; gap:0.5rem; flex-wrap:wrap; margin-top:0.5rem; }
.module-tag {
  padding:0.3rem 0.8rem; background:var(--c-accent-soft);
  border-radius:100px; font-size:var(--fs-xs); color:var(--c-accent);
  letter-spacing:0.05em;
}

/* ═══════════════════════════════
   MARQUEE
   ═══════════════════════════════ */
.marquee {
  padding:2.5rem 0; overflow:hidden;
  border-top:1px solid var(--c-border); border-bottom:1px solid var(--c-border);
}
.marquee-track {
  display:flex; width:max-content; animation:marquee 35s linear infinite;
}
.marquee-item {
  font-size:clamp(1.2rem,2.2vw,2rem); font-weight:200;
  white-space:nowrap; padding:0 1.5rem; color:var(--c-text-3);
}
.marquee-item .a { color:var(--c-accent); }
.marquee-sep { color:var(--c-accent); padding:0 0.8rem; }

@keyframes marquee { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }

/* ═══════════════════════════════
   AI ADVISORS (宗师)
   ═══════════════════════════════ */
.advisors { background:var(--c-bg-alt); }

.advisors-intro { text-align:center; max-width:600px; margin:0 auto; }
.advisors-intro .section-tag { justify-content:center; }
.advisors-intro .section-tag::before { display:none; }
.advisors-intro .section-heading { max-width:100%; }
.advisors-intro .section-sub { max-width:100%; text-align:center; margin-left:auto; margin-right:auto; }

.advisors-grid {
  display:grid; grid-template-columns:repeat(4, 1fr);
  gap:1.2rem; margin-top:clamp(2rem,4vh,4rem);
}

.advisor-card {
  background:var(--c-bg-card); border:1px solid var(--c-border);
  border-radius:var(--radius-lg); overflow:hidden;
  transition: all 0.5s var(--ease);
}
.advisor-card:hover {
  border-color:var(--c-accent-soft); transform:translateY(-6px);
  box-shadow:0 20px 50px rgba(0,0,0,0.4);
}

.advisor-img {
  aspect-ratio:1; overflow:hidden; position:relative;
}
.advisor-img img {
  width:100%; height:100%; object-fit:cover;
  transition: transform 0.8s var(--ease); filter:grayscale(20%) contrast(1.05);
}
.advisor-card:hover .advisor-img img { transform:scale(1.06); filter:grayscale(0%); }
.advisor-img-fade {
  position:absolute; inset:0;
  background:linear-gradient(180deg, transparent 50%, rgba(5,5,5,0.75) 100%);
}

.advisor-info { padding:1.2rem; }
.advisor-school {
  font-size:var(--fs-xs); color:var(--c-accent);
  letter-spacing:0.12em; text-transform:uppercase; margin-bottom:0.3rem;
}
.advisor-name { font-size:1rem; font-weight:500; margin-bottom:0.4rem; }
.advisor-desc { font-size:var(--fs-sm); color:var(--c-text-2); line-height:1.65; }

/* ═══════════════════════════════
   IMAGE GALLERY — Horizontal scroll
   ═══════════════════════════════ */
.gallery { padding:var(--section-py) 0; overflow:hidden; background:var(--c-bg); }
.gallery-head { padding:0 var(--gutter); max-width:var(--max-w); margin:0 auto clamp(2rem,4vh,4rem); }

.gallery-track {
  display:flex; gap:1.2rem; padding:0 var(--gutter); will-change:transform;
}
.gallery-slide {
  flex-shrink:0; width:clamp(260px,28vw,380px); border-radius:var(--radius-lg);
  overflow:hidden; position:relative;
}
.gallery-slide img {
  width:100%; aspect-ratio:3/4; object-fit:cover;
  transition: transform 0.8s var(--ease);
}
.gallery-slide:hover img { transform:scale(1.05); }

.gallery-slide-overlay {
  position:absolute; inset:0;
  background:linear-gradient(180deg, transparent 55%, rgba(5,5,5,0.65) 100%);
  opacity:0; transition: opacity 0.4s;
}
.gallery-slide:hover .gallery-slide-overlay { opacity:1; }

.gallery-slide-info {
  position:absolute; bottom:1.2rem; left:1.2rem; right:1.2rem;
  transform:translateY(8px); opacity:0;
  transition: all 0.5s var(--ease);
}
.gallery-slide:hover .gallery-slide-info { transform:translateY(0); opacity:1; }
.gallery-slide-title { font-size:0.95rem; font-weight:500; }
.gallery-slide-sub { font-size:var(--fs-xs); color:var(--c-text-2); margin-top:0.2rem; }

/* ═══════════════════════════════
   ECOSYSTEM
   ═══════════════════════════════ */
.eco { background:var(--c-bg-alt); }

.eco-tabs {
  display:flex; gap:0; border-bottom:1px solid var(--c-border);
  margin-top:clamp(2rem,3vh,3rem); margin-bottom:clamp(2rem,3vh,3rem);
}
.eco-tab {
  padding:0.9rem 1.8rem; font-size:var(--fs-sm); font-weight:400;
  letter-spacing:0.04em; color:var(--c-text-3);
  border-bottom:2px solid transparent; margin-bottom:-1px;
  transition: all 0.3s; cursor:pointer;
}
.eco-tab:hover { color:var(--c-text-2); }
.eco-tab.active { color:var(--c-accent); border-bottom-color:var(--c-accent); }

.eco-panel {
  display:none; grid-template-columns:1fr 1fr; gap:3rem; align-items:center;
  animation: fadeSlideUp 0.5s var(--ease);
}
.eco-panel.active { display:grid; }

@keyframes fadeSlideUp { from{opacity:0;transform:translateY(14px)} to{opacity:1;transform:translateY(0)} }

.eco-img { border-radius:var(--radius-lg); overflow:hidden; aspect-ratio:16/10; }
.eco-img img { width:100%; height:100%; object-fit:cover; }

.eco-body { display:flex; flex-direction:column; gap:1rem; }
.eco-badge {
  display:inline-flex; width:fit-content;
  padding:0.3rem 0.9rem; background:var(--c-accent-soft);
  border:1px solid rgba(184,164,126,0.15); border-radius:100px;
  font-size:var(--fs-xs); color:var(--c-accent); letter-spacing:0.08em;
}
.eco-title { font-size:var(--fs-h3); font-weight:400; line-height:1.45; }
.eco-desc { font-size:var(--fs-body); color:var(--c-text-2); line-height:1.85; }

.eco-metrics { display:flex; gap:2.5rem; margin-top:0.5rem; }
.eco-metric-val { font-size:1.3rem; font-weight:300; color:var(--c-accent); }
.eco-metric-lbl { font-size:var(--fs-xs); color:var(--c-text-3); margin-top:0.15rem; }

/* ═══════════════════════════════
   ARTICLES
   ═══════════════════════════════ */
.articles { background:var(--c-bg); }

.articles-grid {
  display:grid; grid-template-columns:repeat(3, 1fr);
  gap:1.5rem; margin-top:clamp(2rem,4vh,4rem);
}

.article-card {
  border-radius:var(--radius-lg); overflow:hidden;
  border:1px solid var(--c-border); background:var(--c-bg-card);
  transition: all 0.5s var(--ease); cursor:pointer;
}
.article-card:hover {
  border-color:var(--c-border-hover); transform:translateY(-5px);
  box-shadow:0 16px 48px rgba(0,0,0,0.3);
}

.article-thumb { aspect-ratio:16/9; overflow:hidden; }
.article-thumb img {
  width:100%; height:100%; object-fit:cover;
  transition: transform 0.7s var(--ease);
}
.article-card:hover .article-thumb img { transform:scale(1.05); }

.article-body { padding:1.3rem; }
.article-tag {
  font-size:var(--fs-xs); letter-spacing:0.12em; color:var(--c-accent);
  text-transform:uppercase; margin-bottom:0.5rem;
}
.article-title {
  font-size:0.98rem; font-weight:500; line-height:1.5; margin-bottom:0.5rem;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.article-excerpt {
  font-size:var(--fs-sm); color:var(--c-text-2); line-height:1.7;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.article-foot {
  display:flex; align-items:center; justify-content:space-between;
  margin-top:1rem; padding-top:0.8rem; border-top:1px solid var(--c-border);
}
.article-date { font-size:var(--fs-xs); color:var(--c-text-3); }
.article-more {
  font-size:var(--fs-xs); color:var(--c-accent); letter-spacing:0.08em;
  display:flex; align-items:center; gap:0.25rem; transition: gap 0.3s;
}
.article-card:hover .article-more { gap:0.5rem; }

/* ═══════════════════════════════
   PRICING
   ═══════════════════════════════ */
.pricing { background:var(--c-bg-alt); }

.pricing-center { text-align:center; max-width:560px; margin:0 auto; }
.pricing-center .section-tag { justify-content:center; }
.pricing-center .section-tag::before { display:none; }
.pricing-center .section-heading { max-width:100%; }
.pricing-center .section-sub { max-width:100%; text-align:center; margin-left:auto; margin-right:auto; }

.pricing-grid {
  display:grid; grid-template-columns:repeat(3, 1fr);
  gap:1.5rem; margin-top:clamp(2rem,4vh,4rem);
}

.price-card {
  padding:2.5rem 2rem; background:var(--c-bg-card); border:1px solid var(--c-border);
  border-radius:var(--radius-lg); transition: all 0.5s var(--ease); position:relative;
}
.price-card:hover { border-color:var(--c-border-hover); transform:translateY(-3px); }
.price-card.hot {
  border-color:rgba(184,164,126,0.2);
  background:linear-gradient(180deg, rgba(184,164,126,0.03) 0%, var(--c-bg-card) 100%);
}
.price-card.hot::before {
  content:'推荐'; position:absolute; top:-1px; right:1.8rem;
  padding:0.25rem 0.8rem; background:var(--c-accent); color:var(--c-text-inv);
  font-size:var(--fs-xs); font-weight:600; letter-spacing:0.08em;
  border-radius:0 0 6px 6px;
}

.price-tier { font-size:var(--fs-xs); letter-spacing:0.18em; color:var(--c-accent); text-transform:uppercase; margin-bottom:0.4rem; }
.price-name { font-size:var(--fs-h3); font-weight:400; margin-bottom:1.2rem; }

.price-amount { display:flex; align-items:baseline; gap:0.2rem; margin-bottom:0.3rem; }
.price-currency { font-size:1.1rem; font-weight:300; color:var(--c-text-2); }
.price-num { font-size:2.6rem; font-weight:200; letter-spacing:-0.02em; }
.price-period { font-size:var(--fs-sm); color:var(--c-text-3); }

.price-divider { width:100%; height:1px; background:var(--c-border); margin:1.5rem 0; }

.price-features { list-style:none; display:flex; flex-direction:column; gap:0.6rem; margin-bottom:2rem; }
.price-features li {
  font-size:var(--fs-sm); color:var(--c-text-2);
  display:flex; align-items:center; gap:0.6rem;
}
.price-features li::before { content:'✓'; color:var(--c-accent); font-size:0.8rem; flex-shrink:0; }

.price-btn {
  width:100%; padding:0.85rem; text-align:center; border-radius:var(--radius);
  font-size:var(--fs-sm); font-weight:500; letter-spacing:0.04em; transition: all 0.3s;
}
.price-btn-fill { background:var(--c-accent); color:var(--c-text-inv); }
.price-btn-fill:hover { box-shadow:0 6px 24px rgba(184,164,126,0.25); transform:translateY(-1px); }
.price-btn-line { border:1px solid var(--c-border-hover); color:var(--c-text-2); }
.price-btn-line:hover { border-color:var(--c-accent); color:var(--c-accent); }

/* ═══════════════════════════════
   ROADMAP
   ═══════════════════════════════ */
.roadmap { background:var(--c-bg); }

.roadmap-timeline { margin-top:clamp(2rem,4vh,4rem); padding-left:2.5rem; position:relative; }
.roadmap-timeline::before {
  content:''; position:absolute; left:0; top:0; bottom:0;
  width:1px; background:var(--c-border);
}

.rm-item { position:relative; padding-bottom:3rem; }
.rm-item:last-child { padding-bottom:0; }
.rm-dot {
  position:absolute; left:-2.5rem; top:0.35rem;
  width:8px; height:8px; border-radius:50%; background:var(--c-accent);
  transform:translateX(-50%);
  box-shadow:0 0 0 3px var(--c-bg), 0 0 0 4px var(--c-accent-soft);
}
.rm-dot.future { background:var(--c-bg); border:1px solid var(--c-accent); }
.rm-date { font-family:var(--ff-mono); font-size:var(--fs-xs); color:var(--c-accent); letter-spacing:0.08em; margin-bottom:0.4rem; }
.rm-title { font-size:1.05rem; font-weight:500; margin-bottom:0.4rem; }
.rm-desc { font-size:var(--fs-sm); color:var(--c-text-2); line-height:1.7; max-width:500px; }

/* ═══════════════════════════════
   CTA
   ═══════════════════════════════ */
.cta {
  padding:var(--section-py) var(--gutter);
  text-align:center; position:relative; overflow:hidden;
  background:var(--c-bg-alt);
}
.cta-glow {
  position:absolute; inset:0;
  background:radial-gradient(ellipse at 50% 100%, rgba(184,164,126,0.05) 0%, transparent 55%);
}
.cta-inner { position:relative; z-index:2; max-width:640px; margin:0 auto; }
.cta-title { font-size:var(--fs-h1); font-weight:300; line-height:1.25; margin-bottom:1.2rem; }
.cta-desc { font-size:var(--fs-body); color:var(--c-text-2); line-height:1.8; margin-bottom:2rem; }

/* ═══════════════════════════════
   FOOTER
   ═══════════════════════════════ */
.footer {
  background:var(--c-bg); border-top:1px solid var(--c-border);
  padding:clamp(3rem,6vh,5rem) var(--gutter);
}
.footer-inner { max-width:var(--max-w); margin:0 auto; }

.footer-grid {
  display:grid; grid-template-columns:2fr 1fr 1fr 1fr;
  gap:2.5rem; padding-bottom:2rem; border-bottom:1px solid var(--c-border);
}

.footer-brand-name { font-size:1.1rem; font-weight:500; letter-spacing:0.08em; margin-bottom:0.8rem; }
.footer-brand-desc { font-size:var(--fs-sm); color:var(--c-text-2); line-height:1.7; max-width:260px; }

.footer-col-title {
  font-size:var(--fs-xs); font-weight:600; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--c-text-3); margin-bottom:1.2rem;
}
.footer-list { list-style:none; display:flex; flex-direction:column; gap:0.6rem; }
.footer-list a { font-size:var(--fs-sm); color:var(--c-text-2); transition:color 0.3s; }
.footer-list a:hover { color:var(--c-accent); }

.footer-bottom {
  display:flex; justify-content:space-between; align-items:center;
  padding-top:1.5rem;
}
.footer-copy { font-size:var(--fs-xs); color:var(--c-text-3); }

.footer-socials { display:flex; gap:1rem; }
.footer-social {
  width:32px; height:32px; border:1px solid var(--c-border); border-radius:50%;
  display:grid; place-items:center; font-size:0.7rem; color:var(--c-text-2);
  transition: all 0.3s;
}
.footer-social:hover { border-color:var(--c-accent); color:var(--c-accent); transform:translateY(-2px); }

/* ═══════════════════════════════
   PHOTO STRIP — full-width image band
   ═══════════════════════════════ */
.photo-strip {
  display:grid; grid-template-columns:repeat(5, 1fr); gap:0;
  height:clamp(200px, 30vh, 360px); overflow:hidden;
}
.photo-strip img {
  width:100%; height:100%; object-fit:cover;
  transition: transform 0.6s var(--ease), filter 0.6s;
  filter:grayscale(30%);
}
.photo-strip img:hover { transform:scale(1.05); filter:grayscale(0%); }

/* ═══════════════════════════════
   MOBILE MENU
   ═══════════════════════════════ */
.mobile-menu {
  position:fixed; inset:0; z-index:999; background:var(--c-bg);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:1.8rem;
  opacity:0; pointer-events:none; transition: opacity 0.4s;
}
.mobile-menu.open { opacity:1; pointer-events:auto; }
.mobile-menu a {
  font-size:var(--fs-h3); font-weight:300; letter-spacing:0.08em;
  color:var(--c-text-2); transition: color 0.3s;
}
.mobile-menu a:hover { color:var(--c-accent); }

/* ═══════════════════════════════
   RESPONSIVE
   ═══════════════════════════════ */
@media(max-width:1024px) {
  .about-grid, .module-row, .eco-panel { grid-template-columns:1fr; }
  .module-row.reverse .module-visual, .module-row.reverse .module-content { order:unset; }
  .bento-grid { grid-template-columns:repeat(2, 1fr); }
  .bento-card.span-2, .bento-card.span-3 { grid-column:span 1; }
  .advisors-grid { grid-template-columns:repeat(2, 1fr); }
  .articles-grid, .pricing-grid { grid-template-columns:repeat(2, 1fr); }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .photo-strip { grid-template-columns:repeat(3, 1fr); }
  .photo-strip img:nth-child(n+4) { display:none; }
}

@media(max-width:768px) {
  .nav-links { display:none; }
  .nav-toggle { display:flex; }
  .bento-grid, .advisors-grid, .articles-grid, .pricing-grid { grid-template-columns:1fr; }
  .hero-actions { flex-direction:column; }
  .footer-grid { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; gap:1rem; text-align:center; }
  .photo-strip { grid-template-columns:repeat(2, 1fr); height:clamp(150px,25vh,240px); }
  .photo-strip img:nth-child(n+3) { display:none; }
  .eco-tabs { overflow-x:auto; }
  .gallery-track { overflow-x:auto; scroll-snap-type:x mandatory; -webkit-overflow-scrolling:touch; }
  .gallery-slide { scroll-snap-align:start; width:75vw; }
  .gallery-slide-overlay { opacity:1; }
  .gallery-slide-info { opacity:1; transform:translateY(0); }
}

/* ============================================
   LAB SECTION
   ============================================ */
.lab-card {
  display: flex;
  align-items: center;
  gap: 48px;
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: 16px;
  padding: 48px;
  transition: border-color 0.3s;
}

.lab-card:hover {
  border-color: var(--c-border-hover);
}

.lab-card-body {
  flex: 1;
}

.lab-card-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-accent);
  background: var(--c-accent-soft);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 20px;
}

.lab-card-title {
  font-size: 28px;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.3;
  margin-bottom: 16px;
}

.lab-card-desc {
  font-size: 15px;
  font-weight: 300;
  color: var(--c-text-2);
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 420px;
}

.lab-card-visual {
  flex-shrink: 0;
  width: 200px;
  height: 200px;
  opacity: 0.8;
}

.lab-card-visual svg {
  width: 100%;
  height: 100%;
}

@media (max-width: 767px) {
  .lab-card {
    flex-direction: column;
    padding: 32px 24px;
    gap: 32px;
  }
  .lab-card-title {
    font-size: 22px;
  }
  .lab-card-visual {
    width: 160px;
    height: 160px;
    order: -1;
  }
}