:root {
    --gold: #C9A84C;
    --gold-light: #E8D5A3;
    --gold-pale: #F7F0E0;
    --deep: #1A1410;
    --dark: #2D2519;
    --warm: #4A3728;
    --mid: #8C7355;
    --sand: #D4C5A9;
    --cream: #FAF6EE;
    --white: #FFFDF9;
    --text: #2D2519;
    --text-mid: #6B5744;
    --text-light: #9C8872;
    --border: rgba(201,168,76,0.2);
    --border-mid: rgba(201,168,76,0.4);
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }

  html { scroll-behavior: smooth; }

  body {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--cream);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.8;
  }

  /* ── NOISE TEXTURE OVERLAY ── */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
  }

  /* ── NAV ── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 0 5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    background: rgba(26,20,16,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(201,168,76,0.15);
    transition: all 0.3s ease;
  }

  .nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
  }

  .logo-icon {
    width: 36px;
    height: 36px;
  }

  .logo-text {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.3em;
  }

  .logo-sub {
    font-size: 0.65rem;
    color: var(--gold-light);
    letter-spacing: 0.15em;
    margin-top: -2px;
    opacity: 0.7;
  }

  .nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
  }

  .nav-links a {
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    transition: color 0.2s;
    font-weight: 300;
  }

  .nav-links a:hover { color: var(--gold); }

  .nav-cta {
    background: var(--gold);
    color: var(--deep) !important;
    padding: 8px 20px;
    border-radius: 2px;
    font-weight: 500 !important;
    letter-spacing: 0.08em !important;
    transition: all 0.2s !important;
  }

  .nav-cta:hover {
    background: var(--gold-light) !important;
    color: var(--deep) !important;
  }

  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
  }

  .hamburger span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--gold);
    transition: all 0.3s;
  }

  /* ── HERO ── */
  .hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: var(--deep);
  }

  .hero-bg {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 80% 60% at 50% 100%, rgba(201,168,76,0.08) 0%, transparent 70%),
      radial-gradient(ellipse 60% 40% at 20% 50%, rgba(201,168,76,0.05) 0%, transparent 60%),
      linear-gradient(160deg, #1A1410 0%, #2D2519 50%, #1A1410 100%);
  }

  /* Decorative horizon lines */
  .hero-lines {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 200px;
    overflow: hidden;
  }

  .hero-lines svg {
    width: 100%;
    height: 100%;
  }

  .hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 120px 5% 80px;
    max-width: 900px;
  }

  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--gold);
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeUp 0.8s 0.2s ease forwards;
  }

  .hero-eyebrow::before,
  .hero-eyebrow::after {
    content: '';
    display: block;
    width: 40px;
    height: 1px;
    background: var(--gold);
    opacity: 0.5;
  }

  .hero-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 0.3em;
    letter-spacing: -0.01em;
    opacity: 0;
    animation: fadeUp 0.8s 0.4s ease forwards;
  }

  .hero-title em {
    font-style: normal;
    color: var(--gold);
  }

  .hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: rgba(255,255,255,0.5);
    margin-bottom: 3rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    opacity: 0;
    animation: fadeUp 0.8s 0.6s ease forwards;
  }

  .hero-desc {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.45);
    margin-bottom: 3.5rem;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 2;
    opacity: 0;
    animation: fadeUp 0.8s 0.7s ease forwards;
  }

  .hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.8s 0.9s ease forwards;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gold);
    color: var(--deep);
    padding: 14px 32px;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
  }

  .btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--white);
    opacity: 0;
    transition: opacity 0.2s;
  }

  .btn-primary:hover::before { opacity: 0.1; }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: rgba(255,255,255,0.7);
    padding: 13px 28px;
    font-size: 0.9rem;
    font-weight: 300;
    letter-spacing: 0.08em;
    text-decoration: none;
    border: 1px solid rgba(201,168,76,0.3);
    cursor: pointer;
    transition: all 0.25s ease;
  }

  .btn-secondary:hover {
    border-color: var(--gold);
    color: var(--gold);
  }

  /* Stats bar */
  .hero-stats {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    display: flex;
    justify-content: center;
    gap: 0;
    border-top: 1px solid rgba(201,168,76,0.1);
    opacity: 0;
    animation: fadeUp 0.8s 1.1s ease forwards;
  }

  .stat-item {
    padding: 20px 40px;
    text-align: center;
    border-right: 1px solid rgba(201,168,76,0.1);
    flex: 1;
    max-width: 200px;
  }

  .stat-item:last-child { border-right: none; }

  .stat-num {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    color: var(--gold);
    display: block;
    line-height: 1;
    margin-bottom: 4px;
  }

  .stat-label {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.35);
    letter-spacing: 0.15em;
  }

  /* ── SECTION BASE ── */
  section {
    padding: 100px 5%;
    position: relative;
  }

  .section-header {
    text-align: center;
    margin-bottom: 5rem;
  }

  .section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--gold);
    font-size: 0.72rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    margin-bottom: 1rem;
  }

  .section-eyebrow::before,
  .section-eyebrow::after {
    content: '';
    display: block;
    width: 30px;
    height: 1px;
    background: var(--gold);
    opacity: 0.4;
  }

  .section-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 600;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 1rem;
  }

  .section-desc {
    font-size: 0.95rem;
    color: var(--text-mid);
    max-width: 540px;
    margin: 0 auto;
    line-height: 2;
  }

  /* ── COMMUNITY FEATURES ── */
  .features-section {
    background: var(--white);
  }

  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2px;
    max-width: 1200px;
    margin: 0 auto;
    border: 1px solid var(--border);
  }

  .feature-card {
    padding: 3rem 2.5rem;
    background: var(--white);
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s ease;
    position: relative;
    overflow: hidden;
  }

  .feature-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: width 0.4s ease;
  }

  .feature-card:hover { background: var(--gold-pale); }
  .feature-card:hover::after { width: 100%; }

  .feature-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.5rem;
    color: var(--gold);
  }

  .feature-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.75rem;
    letter-spacing: 0.03em;
  }

  .feature-text {
    font-size: 0.875rem;
    color: var(--text-mid);
    line-height: 1.9;
  }

  /* ── CONTENT PILLARS ── */
  .pillars-section {
    background: var(--cream);
  }

  .pillars-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
  }

  .pillar-card {
    position: relative;
    overflow: hidden;
    background: var(--dark);
    aspect-ratio: 4/3;
    cursor: default;
  }

  .pillar-bg {
    position: absolute;
    inset: 0;
    transition: transform 0.6s ease;
  }

  .pillar-card:hover .pillar-bg { transform: scale(1.04); }

  .pillar-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26,20,16,0.92) 0%, rgba(26,20,16,0.3) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2.5rem;
  }

  .pillar-tag {
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
  }

  .pillar-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 0.5rem;
    font-weight: 600;
  }

  .pillar-desc {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.8;
    max-width: 320px;
  }

  /* SVG scene backgrounds for pillars */
  .scene-road .pillar-bg { background: linear-gradient(135deg, #1a2744 0%, #2d4a7a 30%, #1A3B5C 60%, #0D1F35 100%); }
  .scene-camp .pillar-bg { background: linear-gradient(135deg, #1a1a0a 0%, #2d4a1e 40%, #1A350F 70%, #0D1E08 100%); }
  .scene-rv .pillar-bg { background: linear-gradient(135deg, #2a1a0a 0%, #5a3a1e 40%, #3D2210 70%, #1E1005 100%); }
  .scene-life .pillar-bg { background: linear-gradient(135deg, #1a0a1a 0%, #4a1e5a 40%, #321040 70%, #190820 100%); }

  /* ── JOIN SECTION ── */
  .join-section {
    background: var(--dark);
    text-align: center;
    padding: 120px 5%;
  }

  .join-inner {
    max-width: 700px;
    margin: 0 auto;
  }

  .join-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.15;
  }

  .join-title em {
    font-style: normal;
    color: var(--gold);
  }

  .join-desc {
    color: rgba(255,255,255,0.5);
    font-size: 0.95rem;
    line-height: 2;
    margin-bottom: 3rem;
  }

  /* WeChat card */
  .wechat-card {
    display: inline-flex;
    align-items: center;
    gap: 1.5rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(201,168,76,0.25);
    padding: 2rem 3rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
  }

  .wechat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(201,168,76,0.04) 0%, transparent 60%);
  }

  .wechat-icon {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
  }

  .wechat-info {
    text-align: left;
  }

  .wechat-label {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 4px;
  }

  .wechat-id {
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem;
    color: var(--white);
    letter-spacing: 0.05em;
  }

  .wechat-note {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.3);
    margin-top: 4px;
    letter-spacing: 0.05em;
  }

  .join-tips {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
  }

  .join-tip {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.4);
    font-size: 0.8rem;
  }

  .tip-dot {
    width: 5px;
    height: 5px;
    background: var(--gold);
    border-radius: 50%;
    flex-shrink: 0;
    opacity: 0.6;
  }

  /* ── TESTIMONIALS ── */
  .members-section {
    background: var(--white);
  }

  .members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
  }

  .member-card {
    padding: 2.5rem;
    border: 1px solid var(--border);
    position: relative;
  }

  .member-card::before {
    content: '"';
    position: absolute;
    top: 1.5rem; right: 2rem;
    font-family: 'Playfair Display', serif;
    font-size: 5rem;
    color: var(--gold);
    opacity: 0.15;
    line-height: 1;
  }

  .member-quote {
    font-size: 0.9rem;
    color: var(--text-mid);
    line-height: 2;
    margin-bottom: 2rem;
    font-style: italic;
  }

  .member-info {
    display: flex;
    align-items: center;
    gap: 1rem;
  }

  .member-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gold-pale);
    border: 2px solid var(--gold-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
  }

  .member-name {
    font-family: 'Noto Serif SC', serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark);
  }

  .member-role {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 2px;
  }

  /* ── FAQ ── */
  .faq-section {
    background: var(--cream);
    padding: 100px 5%;
  }

  .faq-inner {
    max-width: 760px;
    margin: 0 auto;
  }

  .faq-item {
    border-bottom: 1px solid var(--border);
    overflow: hidden;
  }

  .faq-q {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    cursor: pointer;
    font-family: 'Noto Serif SC', serif;
    font-size: 1rem;
    color: var(--dark);
    font-weight: 600;
    gap: 1rem;
    transition: color 0.2s;
  }

  .faq-q:hover { color: var(--gold); }

  .faq-arrow {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: var(--gold);
  }

  .faq-item.open .faq-arrow { transform: rotate(180deg); }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
    font-size: 0.875rem;
    color: var(--text-mid);
    line-height: 2;
  }

  .faq-item.open .faq-a {
    max-height: 300px;
    padding-bottom: 1.5rem;
  }

  /* ── FOOTER ── */
  footer {
    background: var(--deep);
    padding: 60px 5% 40px;
    border-top: 1px solid rgba(201,168,76,0.1);
  }

  .footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 3rem;
    justify-content: space-between;
    align-items: flex-start;
  }

  .footer-brand .logo-text { font-size: 1.5rem; }

  .footer-tagline {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.3);
    margin-top: 0.5rem;
    letter-spacing: 0.1em;
  }

  .footer-links {
    display: flex;
    gap: 4rem;
  }

  .footer-col h4 {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 1rem;
  }

  .footer-col ul { list-style: none; }

  .footer-col ul li {
    margin-bottom: 0.5rem;
  }

  .footer-col ul li a {
    color: rgba(255,255,255,0.35);
    text-decoration: none;
    font-size: 0.82rem;
    transition: color 0.2s;
  }

  .footer-col ul li a:hover { color: var(--gold-light); }

  .footer-bottom {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
  }

  .footer-copy {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.2);
    letter-spacing: 0.05em;
  }

  .footer-icp {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.15);
    letter-spacing: 0.02em;
  }

  /* ── ANIMATIONS ── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* ── DIVIDER ── */
  .gold-divider {
    width: 60px;
    height: 1px;
    background: var(--gold);
    margin: 1.5rem auto;
    opacity: 0.5;
  }

  /* ── MOBILE ── */
  @media (max-width: 768px) {
    nav { padding: 0 4%; }

    .nav-links { display: none; }
    .nav-links.open {
      display: flex;
      flex-direction: column;
      position: fixed;
      inset: 72px 0 0 0;
      background: rgba(26,20,16,0.97);
      padding: 2rem 5%;
      gap: 0;
      backdrop-filter: blur(12px);
    }

    .nav-links.open li {
      border-bottom: 1px solid rgba(201,168,76,0.1);
    }

    .nav-links.open a {
      display: block;
      padding: 1.2rem 0;
      font-size: 1rem;
    }

    .hamburger { display: flex; }

    .hero-content { padding: 100px 4% 100px; }

    .hero-stats {
      gap: 0;
      flex-wrap: nowrap;
    }

    .stat-item {
      padding: 16px 12px;
    }

    .stat-num { font-size: 1.3rem; }
    .stat-label { font-size: 0.6rem; }

    section { padding: 70px 4%; }

    .pillars-grid {
      grid-template-columns: 1fr;
      gap: 1.5rem;
    }

    .features-grid {
      grid-template-columns: 1fr;
    }

    .feature-card { border-right: none; }

    .wechat-card {
      padding: 1.5rem 2rem;
      gap: 1rem;
    }

    .wechat-id { font-size: 1.3rem; }

    .join-tips { gap: 1rem; flex-direction: column; align-items: center; }

    .footer-inner { flex-direction: column; gap: 2rem; }
    .footer-links { gap: 2rem; flex-wrap: wrap; }

    .footer-bottom { flex-direction: column; align-items: flex-start; }
  }

  @media (max-width: 480px) {
    .hero-stats { display: none; }
    .pillar-card { aspect-ratio: 3/2; }
    .members-grid { grid-template-columns: 1fr; }
  }