:root {
    --bg-deep: #0B0A1A;
    --bg-card: #15142B;
    --primary-pink: #FF007F;
    --primary-purple: #B026FF;
    --text-main: #F0F0F5;
    --text-muted: #A0A0B5;
    --star-blue: #00E5FF;
    --border-glow: rgba(176, 38, 255, 0.3);
  }

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

  body {
    background-color: var(--bg-deep);
    color: var(--text-main);
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
  }

  a {
    text-decoration: none;
    color: inherit;
  }

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

  /* 基础布局类 */
  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }

  section {
    padding: 80px 0;
    position: relative;
  }

  /* 顶部导航 */
  header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 15px 0;
    z-index: 1000;
    transition: background 0.3s, backdrop-filter 0.3s;
  }

  header.scrolled {
    background: rgba(11, 10, 26, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 1px;
  }

  .logo-area img {
    height: 36px;
    border-radius: 8px;
  }

  .nav-links {
    display: flex;
    gap: 32px;
    font-size: 15px;
  }

  .nav-links a {
    color: var(--text-muted);
    transition: color 0.3s;
  }

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

  .btn-primary {
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-pink));
    color: #fff;
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: bold;
    font-size: 15px;
    border: none;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    display: inline-block;
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px var(--primary-pink);
  }

  /* Hero 首屏 */
  .hero {
    padding-top: 140px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
  }

  .hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
  }

  .hero-text h1 {
    font-size: 52px;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #fff, #e0b0ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .hero-text p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
  }

  .hero-image {
    position: relative;
    height: 500px;
  }

  .hero-image .main-visual {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 0 40px var(--border-glow);
  }

  /* 通用区块标题 */
  .section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 16px;
    color: #fff;
  }

  .section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 16px;
    margin-bottom: 50px;
  }

  /* 角色广场 */
  .characters-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .char-card {
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s;
    position: relative;
  }

  .char-card:hover {
    transform: scale(1.02);
    box-shadow: 0 0 20px var(--border-glow);
    border-color: var(--primary-purple);
  }

  .char-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
  }

  .char-info {
    padding: 16px;
  }

  .char-info h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: #fff;
  }

  .char-info p {
    font-size: 14px;
    color: var(--text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  /* 模型展示（半透明环绕） */
  .model-section {
    background: linear-gradient(180deg, var(--bg-deep), #15132a, var(--bg-deep));
    text-align: center;
  }

  .model-circle {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
  }

  .model-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
    width: 160px;
  }

  .model-item:hover {
    background: rgba(176, 38, 255, 0.1);
    border-color: var(--primary-purple);
    box-shadow: 0 0 15px var(--primary-purple);
  }

  .model-item img {
    width: 60px;
    height: 60px;
    object-fit: contain;
  }

  /* 捏人定制 */
  .custom-section {
    display: flex;
    align-items: center;
    gap: 60px;
  }

  .custom-text {
    flex: 1;
  }

  .custom-text h2 {
    font-size: 32px;
    margin-bottom: 20px;
  }

  .custom-text p {
    color: var(--text-muted);
    font-size: 16px;
    margin-bottom: 20px;
  }

  .custom-image {
    flex: 1;
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(176, 38, 255, 0.2);
  }

  .custom-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
  }

  /* VIP 权益与多端 */
  .vip-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
  }

  .vip-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  .vip-card.highlight {
    border: 2px solid var(--primary-purple);
    box-shadow: 0 0 30px rgba(176, 38, 255, 0.3);
    position: relative;
    transform: scale(1.05);
  }

  .vip-card h3 {
    font-size: 24px;
    margin-bottom: 10px;
  }

  .vip-card p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 30px;
  }

  .multi-device {
    text-align: center;
    margin-top: 60px;
  }

  .multi-device-imgs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
  }

  .multi-device-imgs img {
    width: 200px;
    height: 280px;
    object-fit: cover;
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.1);
  }

  /* FAQ */
  .faq-item {
    background: var(--bg-card);
    border-radius: 12px;
    margin-bottom: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
  }

  .faq-question {
    padding: 20px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .faq-answer {
    padding: 0 20px 20px;
    color: var(--text-muted);
    display: none;
  }

  .faq-item.active .faq-answer {
    display: block;
  }

  /* 页脚 */
  footer {
    background: #06050D;
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 14px;
    color: var(--text-muted);
  }

  footer a {
    color: var(--text-muted);
    transition: color 0.3s;
  }

  footer a:hover {
    color: var(--primary-pink);
  }

  .footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 20px 0;
  }

  .copyright {
    margin-bottom: 10px;
    opacity: 0.7;
  }

  /* 响应式 */
  @media (max-width: 1024px) {
    .hero-text h1 { font-size: 40px; }
    .characters-grid { grid-template-columns: repeat(2, 1fr); }
    .custom-section { flex-direction: column; }
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-image { height: 400px; }
  }

  @media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-text h1 { font-size: 32px; }
    .characters-grid { grid-template-columns: 1fr; }
    .vip-grid { grid-template-columns: 1fr; }
    .vip-card.highlight { transform: scale(1); }
    .multi-device-imgs { flex-direction: column; align-items: center; }
    .multi-device-imgs img { width: 100%; max-width: 300px; }
    .model-circle { gap: 20px; }
    .model-item { width: 120px; padding: 15px; }
  }