/* ===== 首页专属创意样式 ===== */

    /* --- 动画关键帧 --- */
    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(36px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    @keyframes fadeIn {
      from { opacity: 0; }
      to   { opacity: 1; }
    }
    @keyframes revealChar {
      from { opacity: 0; transform: translateY(18px); filter: blur(4px); }
      to   { opacity: 1; transform: translateY(0);    filter: blur(0); }
    }
    @keyframes floatSlow {
      0%, 100% { transform: translateY(0) rotate(0deg); }
      33%      { transform: translateY(-10px) rotate(0.5deg); }
      66%      { transform: translateY(6px) rotate(-0.3deg); }
    }
    @keyframes shimmer {
      0%   { background-position: -200% center; }
      100% { background-position: 200% center; }
    }
    @keyframes countUp {
      from { opacity: 0; transform: scale(0.6); }
      to   { opacity: 1; transform: scale(1); }
    }
    @keyframes drawLine {
      from { stroke-dashoffset: 1000; }
      to   { stroke-dashoffset: 0; }
    }
    @keyframes pulseGlow {
      0%, 100% { box-shadow: 0 0 0 0 rgba(178,134,59,0.35); }
      50%      { box-shadow: 0 0 0 12px rgba(178,134,59,0); }
    }
    @keyframes inkDrop {
      0%   { clip-path: circle(0% at 50% 50%); opacity: 0; }
      60%  { clip-path: circle(75% at 50% 50%); opacity: 1; }
      100% { clip-path: circle(100% at 50% 50%); opacity: 1; }
    }
    @keyframes borderGlow {
      0%, 100% { border-color: rgba(178,134,59,0.18); }
      50%      { border-color: rgba(178,134,59,0.45); }
    }
    @keyframes slideRight {
      from { opacity: 0; transform: translateX(-40px); }
      to   { opacity: 1; transform: translateX(0); }
    }
    @keyframes slideLeft {
      from { opacity: 0; transform: translateX(40px); }
      to   { opacity: 1; transform: translateX(0); }
    }
    @keyframes grainMove {
      0%, 100% { transform: translate(0, 0); }
      10%      { transform: translate(-2%, -1%); }
      30%      { transform: translate(1%, 2%); }
      50%      { transform: translate(-1%, -2%); }
      70%      { transform: translate(2%, 1%); }
      90%      { transform: translate(-2%, 0%); }
    }
    @keyframes dotPulse {
      0%, 100% { r: 3; opacity: 0.3; }
      50%      { r: 5; opacity: 0.8; }
    }

    /* --- 滚动触发 --- */
    .reveal {
      opacity: 0;
      transform: translateY(32px);
      transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
      will-change: opacity, transform;
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* ===== HERO 区域 ===== */
    .hero-v2 {
      position: relative;
      min-height: 92vh;
      display: flex;
      align-items: center;
      overflow: hidden;
      background: #1a1c19;
      isolation: isolate;
    }

    .hero-bg-layer {
      position: absolute;
      inset: 0;
    }

    /* 粒子背景 */
    .hero-particles {
      position: absolute;
      inset: 0;
      opacity: 0.55;
    }

    /* 渐变遮罩 */
    .hero-gradient {
      position: absolute;
      inset: 0;
      background:
        radial-gradient(ellipse 80% 60% at 15% 40%, rgba(178,134,59,0.13) 0%, transparent 60%),
        radial-gradient(ellipse 60% 70% at 85% 30%, rgba(143,47,40,0.10) 0%, transparent 55%),
        radial-gradient(ellipse 50% 50% at 50% 80%, rgba(66,109,90,0.08) 0%, transparent 50%),
        linear-gradient(180deg, rgba(26,28,25,0.92) 0%, rgba(26,28,25,0.78) 40%, rgba(26,28,25,0.88) 100%);
    }

    /* 纸张纹理叠加 */
    .hero-texture {
      position: absolute;
      inset: 0;
      background-image:
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255,253,247,0.012) 2px, rgba(255,253,247,0.012) 3px),
        repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(255,253,247,0.008) 3px, rgba(255,253,247,0.008) 4px);
      opacity: 0.6;
    }

    /* 装饰性书法笔触 */
    .hero-brushstroke {
      position: absolute;
      top: 18%;
      right: 8%;
      width: 320px;
      height: 420px;
      opacity: 0.08;
      background: radial-gradient(ellipse at center, rgba(178,134,59,0.5) 0%, transparent 70%);
      border-radius: 60% 40% 55% 45% / 45% 55% 45% 55%;
      filter: blur(30px);
      animation: floatSlow 12s ease-in-out infinite;
    }
    .hero-brushstroke:nth-child(2) {
      top: auto;
      bottom: 12%;
      left: 5%;
      right: auto;
      width: 240px;
      height: 300px;
      opacity: 0.06;
      animation-delay: -6s;
      animation-duration: 14s;
    }

    .hero-content-v2 {
      position: relative;
      z-index: 2;
      max-width: 1160px;
      width: 100%;
      margin: 0 auto;
      padding: 60px 20px;
    }

    .hero-eyebrow-v2 {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 22px;
      opacity: 0;
      animation: fadeUp 0.8s 0.3s ease forwards;
    }
    .hero-eyebrow-v2 .hanzi-seal {
      display: grid;
      place-items: center;
      width: 40px;
      height: 40px;
      border: 2px solid rgba(178,134,59,0.55);
      border-radius: 4px;
      color: var(--gold);
      font-size: 18px;
      font-weight: 900;
      font-family: "KaiTi", "STKaiti", "SimSun", serif;
      line-height: 1;
    }
    .hero-eyebrow-v2 .tagline {
      color: var(--gold);
      font-size: 15px;
      font-weight: 800;
      letter-spacing: 0.12em;
    }

    .hero-title-v2 {
      max-width: 860px;
      margin: 0 0 20px;
      line-height: 1.08;
    }
    .hero-title-v2 .char {
      display: inline-block;
      opacity: 0;
      animation: revealChar 0.5s ease forwards;
      color: #fffdf7;
      font-size: clamp(44px, 6.2vw, 78px);
      font-weight: 900;
      letter-spacing: 0.04em;
    }
    .hero-title-v2 .char.accent {
      color: var(--gold);
    }

    .hero-subtitle-v2 {
      max-width: 640px;
      margin: 0 0 8px;
      opacity: 0;
      animation: fadeUp 0.7s 1.4s ease forwards;
      color: rgba(255,253,247,0.78);
      font-size: 20px;
      font-weight: 400;
      line-height: 1.55;
    }
    .hero-subtitle-v2 strong {
      color: var(--gold);
      font-weight: 800;
    }

    .hero-divider {
      width: 64px;
      height: 3px;
      margin: 22px 0;
      background: linear-gradient(90deg, var(--gold), rgba(178,134,59,0.25));
      border-radius: 2px;
      opacity: 0;
      animation: fadeUp 0.7s 1.6s ease forwards;
    }

    .hero-actions-v2 {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      opacity: 0;
      animation: fadeUp 0.7s 1.8s ease forwards;
    }
    .hero-actions-v2 .button {
      min-height: 48px;
      padding: 12px 28px;
      font-size: 16px;
      border-radius: 8px;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }
    .hero-actions-v2 .button:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 32px rgba(0,0,0,0.28);
    }
    .hero-actions-v2 .button.primary {
      background: linear-gradient(135deg, #a83830, #8f2f28);
      border-color: transparent;
      animation: pulseGlow 2.8s ease-in-out infinite;
    }
    .hero-actions-v2 .button.secondary {
      border-color: rgba(255,253,247,0.3);
      background: rgba(255,255,255,0.1);
      color: #fffdf7;
      backdrop-filter: blur(8px);
    }
    .hero-actions-v2 .button.secondary:hover {
      background: rgba(255,255,255,0.18);
      border-color: rgba(255,253,247,0.5);
    }

    /* 滚动提示 */
    .scroll-hint {
      position: absolute;
      bottom: 32px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 6px;
      opacity: 0;
      animation: fadeUp 0.7s 2.4s ease forwards;
      z-index: 2;
    }
    .scroll-hint span {
      color: rgba(255,253,247,0.45);
      font-size: 12px;
      letter-spacing: 0.1em;
    }
    .scroll-hint .scroll-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--gold);
      animation: dotPulse 1.6s ease-in-out infinite;
    }
    .scroll-hint .scroll-dot:nth-child(3) { animation-delay: 0.2s; }
    .scroll-hint .scroll-dot:nth-child(4) { animation-delay: 0.4s; }

    /* ===== WHY 区域 ===== */
    .why-section {
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(180deg, var(--paper) 0%, #faf7ed 40%, var(--paper) 100%);
      padding: 88px 0;
    }
    .why-section::before {
      content: "";
      position: absolute;
      top: -60px;
      left: 50%;
      transform: translateX(-50%);
      width: 1px;
      height: 60px;
      background: linear-gradient(0deg, var(--gold), transparent);
    }
    .why-inner {
      max-width: 1160px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .why-heading {
      text-align: center;
      margin-bottom: 56px;
    }
    .why-heading .eyebrow {
      text-align: center;
    }
    .why-heading h2 {
      margin: 8px 0 14px;
      font-size: clamp(28px, 3.6vw, 42px);
      color: var(--accent-dark);
      line-height: 1.2;
      letter-spacing: 0.02em;
    }
    .why-heading p {
      max-width: 640px;
      margin: 0 auto;
      color: var(--muted-ink);
      font-size: 17px;
      line-height: 1.65;
    }

    .why-grid-v2 {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 24px;
    }
    .why-card {
      position: relative;
      padding: 40px 28px 32px;
      border: 1px solid rgba(178,134,59,0.14);
      border-radius: 12px;
      background: var(--surface);
      text-align: center;
      transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
      cursor: default;
    }
    .why-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 20px 48px rgba(31,36,40,0.12);
      border-color: rgba(178,134,59,0.3);
    }
    .why-card .why-icon {
      display: grid;
      place-items: center;
      width: 64px;
      height: 64px;
      margin: 0 auto 20px;
      border-radius: 16px;
      background: linear-gradient(135deg, rgba(178,134,59,0.12), rgba(143,47,40,0.08));
      font-size: 32px;
    }
    .why-card h3 {
      margin: 0 0 10px;
      color: var(--accent-dark);
      font-size: 21px;
    }
    .why-card p {
      margin: 0;
      color: var(--muted-ink);
      font-size: 15px;
      line-height: 1.65;
    }

    /* ===== 迁徙时间轴 ===== */
    .timeline-section {
      position: relative;
      overflow: hidden;
      background: #1f2428;
      padding: 88px 0;
    }
    .timeline-inner {
      max-width: 1160px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .timeline-heading {
      text-align: center;
      margin-bottom: 56px;
    }
    .timeline-heading .eyebrow {
      text-align: center;
    }
    .timeline-heading h2 {
      margin: 8px 0 14px;
      font-size: clamp(28px, 3.6vw, 42px);
      color: #fffdf7;
      line-height: 1.2;
    }
    .timeline-heading p {
      max-width: 600px;
      margin: 0 auto;
      color: rgba(255,253,247,0.6);
      font-size: 16px;
      line-height: 1.6;
    }

    .timeline-track {
      position: relative;
      display: grid;
      gap: 32px;
      padding: 0 0 20px;
    }
    .timeline-track::before {
      content: "";
      position: absolute;
      left: 50%;
      top: 0;
      bottom: 0;
      width: 2px;
      background: linear-gradient(180deg, transparent, rgba(178,134,59,0.5) 10%, rgba(178,134,59,0.5) 90%, transparent);
      transform: translateX(-50%);
    }

    .timeline-node {
      position: relative;
      display: grid;
      grid-template-columns: 1fr 40px 1fr;
      align-items: start;
      gap: 24px;
    }
    .timeline-node:nth-child(odd) .tl-content {
      grid-column: 1;
      grid-row: 1;
      text-align: right;
    }
    .timeline-node:nth-child(even) .tl-content {
      grid-column: 3;
      grid-row: 1;
      text-align: left;
    }
    .tl-dot {
      grid-column: 2;
      grid-row: 1;
      position: relative;
      z-index: 1;
      width: 16px;
      height: 16px;
      margin: 6px auto 0;
      border-radius: 50%;
      background: var(--gold);
      border: 3px solid #1f2428;
      box-shadow: 0 0 0 4px rgba(178,134,59,0.25);
    }
    .tl-content {
      padding: 22px 26px;
      border: 1px solid rgba(178,134,59,0.2);
      border-radius: 10px;
      background: rgba(255,253,247,0.06);
      backdrop-filter: blur(6px);
    }
    .tl-content .tl-era {
      display: inline-block;
      margin-bottom: 8px;
      border-radius: 6px;
      background: rgba(178,134,59,0.18);
      color: var(--gold);
      padding: 4px 10px;
      font-size: 13px;
      font-weight: 900;
    }
    .tl-content h3 {
      margin: 0 0 6px;
      color: #fffdf7;
      font-size: 20px;
    }
    .tl-content p {
      margin: 0;
      color: rgba(255,253,247,0.6);
      font-size: 15px;
      line-height: 1.55;
    }

    /* ===== 栏目导航增强 ===== */
    .sections-section {
      padding: 88px 0 52px;
    }
    .module-grid-v2 {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }
    .module-card-v2 {
      position: relative;
      min-height: 170px;
      padding: 26px 22px;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: var(--surface);
      text-decoration: none;
      overflow: hidden;
      transition: all 0.35s ease;
      box-shadow: 0 4px 16px rgba(31,36,40,0.04);
    }
    .module-card-v2::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--gold), var(--accent));
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.45s ease;
    }
    .module-card-v2:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 40px rgba(31,36,40,0.1);
      border-color: rgba(178,134,59,0.25);
    }
    .module-card-v2:hover::before {
      transform: scaleX(1);
    }
    .module-card-v2 .card-num {
      display: inline-block;
      margin-bottom: 10px;
      color: var(--gold);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: 0.04em;
    }
    .module-card-v2 h3 {
      margin: 0 0 6px;
      color: var(--accent-dark);
      font-size: 21px;
      transition: color 0.3s;
    }
    .module-card-v2:hover h3 {
      color: var(--accent);
    }
    .module-card-v2 p {
      margin: 0;
      color: var(--muted-ink);
      font-size: 14px;
      line-height: 1.55;
    }
    .module-card-v2 .card-arrow {
      position: absolute;
      right: 20px;
      bottom: 20px;
      opacity: 0;
      transform: translateX(-8px);
      transition: all 0.3s ease;
      color: var(--gold);
      font-size: 18px;
    }
    .module-card-v2:hover .card-arrow {
      opacity: 1;
      transform: translateX(0);
    }

    /* ===== 数据统计增强 ===== */
    .stats-section {
      padding: 64px 0 88px;
    }
    .stats-grid-v2 {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 24px;
    }
    .stat-card {
      text-align: center;
      padding: 38px 24px;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: var(--surface);
      box-shadow: 0 4px 16px rgba(31,36,40,0.04);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 40px rgba(31,36,40,0.1);
    }
    .stat-card .stat-icon {
      font-size: 36px;
      margin-bottom: 14px;
    }
    .stat-card .stat-number {
      font-size: clamp(40px, 5vw, 56px);
      font-weight: 900;
      color: var(--accent-dark);
      line-height: 1;
      margin-bottom: 6px;
    }
    .stat-card .stat-label {
      color: var(--gold);
      font-size: 15px;
      font-weight: 800;
      margin-bottom: 8px;
    }
    .stat-card .stat-desc {
      color: var(--muted-ink);
      font-size: 14px;
      line-height: 1.55;
      max-width: 280px;
      margin: 0 auto;
    }

    /* ===== CTA 号召区域 ===== */
    .cta-section {
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(135deg, #2a1f18 0%, #3d2318 30%, #2a1a12 100%);
      padding: 80px 0;
    }
    .cta-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(ellipse 70% 50% at 20% 50%, rgba(178,134,59,0.12) 0%, transparent 60%),
        radial-gradient(ellipse 50% 60% at 80% 40%, rgba(143,47,40,0.1) 0%, transparent 55%);
    }
    .cta-inner {
      position: relative;
      z-index: 1;
      max-width: 1160px;
      margin: 0 auto;
      padding: 0 20px;
      text-align: center;
    }
    .cta-inner h2 {
      margin: 0 0 16px;
      color: #fffdf7;
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.2;
    }
    .cta-inner h2 .gold {
      color: var(--gold);
    }
    .cta-inner > p {
      max-width: 640px;
      margin: 0 auto 36px;
      color: rgba(255,253,247,0.65);
      font-size: 17px;
      line-height: 1.65;
    }
    .cta-cards {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
      margin-bottom: 36px;
    }
    .cta-card-mini {
      padding: 0;
      border: 1px solid rgba(178,134,59,0.2);
      border-radius: 10px;
      background: rgba(255,253,247,0.06);
      text-align: left;
      overflow: hidden;
      transition: border-color 0.3s, background 0.3s, transform 0.25s;
    }
    .cta-card-mini:hover {
      border-color: rgba(178,134,59,0.4);
      background: rgba(255,253,247,0.1);
      transform: translateY(-3px);
    }
    .cta-card-mini .act-thumb {
      display: block;
      width: 100%;
      height: 120px;
      object-fit: cover;
      background: rgba(255,253,247,0.04);
    }
    .cta-card-mini .act-body {
      padding: 14px 16px 16px;
    }
    .cta-card-mini .act-cat {
      display: inline-block;
      margin-bottom: 6px;
      padding: 2px 8px;
      border-radius: 4px;
      font-size: 11px;
      font-weight: 700;
      color: #fffdf7;
      line-height: 1.6;
    }
    .cta-card-mini h4 {
      margin: 0 0 4px;
      color: #fffdf7;
      font-size: 15px;
      line-height: 1.35;
    }
    .cta-card-mini p {
      margin: 0;
      color: rgba(255,253,247,0.5);
      font-size: 12px;
      line-height: 1.5;
    }
    /* 活动卡片内专用样式 */
    .cta-card-mini .act-title {
      margin: 0 0 4px !important;
      color: #fffdf7 !important;
      font-size: 13px !important;
      font-weight: 700;
      line-height: 1.45;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .cta-card-mini .act-date {
      margin: 0 0 4px !important;
      color: var(--gold) !important;
      font-size: 11px !important;
      font-weight: 600;
    }
    .cta-card-mini .act-link {
      display: inline-block;
      margin-top: 2px;
      color: rgba(255,253,247,0.4);
      font-size: 11px;
      text-decoration: none;
      transition: color 0.2s;
    }
    .cta-card-mini:hover .act-link {
      color: var(--gold);
    }
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 14px;
    }
    .cta-actions .button {
      min-height: 48px;
      padding: 12px 28px;
      font-size: 16px;
      border-radius: 8px;
      transition: transform 0.25s ease;
    }
    .cta-actions .button:hover {
      transform: translateY(-2px);
    }

    /* ===== 底部增强 ===== */
    .footer-v2 {
      border-top: 1px solid var(--line);
      background: var(--paper);
      padding: 32px 20px;
      text-align: center;
    }
    .footer-v2 .footer-inner {
      max-width: 1160px;
      margin: 0 auto;
    }
    .footer-v2 .footer-brand {
      font-size: 18px;
      font-weight: 900;
      color: var(--accent-dark);
      margin-bottom: 6px;
    }
    .footer-v2 p {
      margin: 0;
      color: var(--muted-ink);
      font-size: 14px;
    }
    .footer-v2 .footer-seal {
      display: inline-block;
      margin-top: 14px;
      font-family: "KaiTi", "STKaiti", serif;
      color: var(--gold);
      font-size: 28px;
      opacity: 0.5;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 900px) {
      .why-grid-v2,
      .stats-grid-v2,
      .cta-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
      .module-grid-v2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
      .timeline-node {
        grid-template-columns: 1fr;
        gap: 14px;
      }
      .timeline-track::before {
        left: 20px;
      }
      .tl-dot {
        grid-column: 1;
        margin: 0;
        position: absolute;
        left: 12px;
        top: 8px;
      }
      .timeline-node:nth-child(odd) .tl-content,
      .timeline-node:nth-child(even) .tl-content {
        grid-column: 1;
        text-align: left;
        margin-left: 36px;
      }
    }
    @media (max-width: 600px) {
      .module-grid-v2 {
        grid-template-columns: 1fr;
      }
      .why-grid-v2,
      .stats-grid-v2,
      .cta-cards {
        grid-template-columns: 1fr;
      }
      .hero-title-v2 .char {
        font-size: clamp(36px, 10vw, 56px);
      }