:root {
    --bg-color: #f4ecd8;
    --text-main: #2c2a26;
    --text-muted: #5c564e;
    --accent: #d94a26;
    --accent-hover: #b83a1a;
    --dark-bg: #1a1815;
    --dark-text: #f4ecd8;
    --sand: #e6d7b8;
    --border: #2c2a26;
    --font-display: "Impact", "Arial Black", "Helvetica Neue", sans-serif;
    --font-body: "PingFang SC", "Microsoft YaHei", sans-serif;
    --slanted: skewX(-10deg);
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
  }

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

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

  /* 导航 */
  header {
    background-color: var(--bg-color);
    border-bottom: 2px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
  }

  .logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 900;
    color: var(--accent);
    transform: var(--slanted);
  }

  .logo-area img {
    height: 32px;
    width: auto;
    border-radius: 4px;
  }

  .nav-links {
    display: none;
  }

  .nav-links a {
    font-size: 15px;
    font-weight: 600;
    margin-left: 20px;
    transition: color 0.2s;
  }

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

  /* 首屏 */
  .hero {
    position: relative;
    padding: 60px 16px 80px;
    background-color: var(--bg-color);
    overflow: hidden;
    text-align: center;
  }

  .hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
  }

  .planet {
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 80vw;
    height: 80vw;
    max-width: 800px;
    max-height: 800px;
    border-radius: 50%;
    border: 40px solid var(--accent);
    box-shadow: inset 0 0 100px rgba(217, 74, 38, 0.2);
    opacity: 0.3;
  }

  .astronaut {
    position: absolute;
    top: 10%;
    right: 5%;
    width: 120px;
    height: 120px;
    background-color: var(--sand);
    border-radius: 50%;
    border: 4px solid var(--border);
    opacity: 0.6;
  }

  .hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
  }

  .hero h1 {
    font-family: var(--font-display);
    font-size: 42px;
    line-height: 1.1;
    color: var(--accent);
    margin-bottom: 20px;
    transform: var(--slanted);
    text-transform: uppercase;
  }

  .hero p {
    font-size: 18px;
    color: var(--text-main);
    margin-bottom: 40px;
    font-weight: 500;
  }

  .download-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
  }

  .btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: bold;
    border-radius: 4px;
    border: 2px solid var(--border);
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    font-family: var(--font-display);
    letter-spacing: 1px;
    transform: var(--slanted);
  }

  .btn-primary {
    background-color: var(--accent);
    color: #fff;
    box-shadow: 4px 4px 0 var(--border);
  }

  .btn-primary:hover {
    background-color: var(--accent-hover);
    transform: var(--slanted) translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--border);
  }

  .btn-secondary {
    background-color: var(--sand);
    color: var(--text-main);
    box-shadow: 4px 4px 0 var(--border);
  }

  .btn-secondary:hover {
    background-color: #d1c4a3;
    transform: var(--slanted) translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--border);
  }

  /* 通用 Section */
  section {
    padding: 80px 16px;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
  }

  .section-title {
    font-family: var(--font-display);
    font-size: 32px;
    color: var(--text-main);
    margin-bottom: 16px;
    transform: var(--slanted);
    display: inline-block;
  }

  .section-desc {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
  }

  /* 今日更新 */
  .today-update {
    background-color: var(--dark-bg);
    color: var(--dark-text);
  }

  .today-update .section-title {
    color: var(--accent);
  }

  .today-update .section-desc {
    color: #a8a096;
  }

  .media-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .media-card {
    background-color: #2c2a26;
    border: 2px solid #444;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s;
  }

  .media-card:hover {
    transform: translateY(-5px);
  }

  .media-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
  }

  .media-info {
    padding: 20px;
  }

  .media-info h3 {
    font-family: var(--font-display);
    font-size: 22px;
    color: var(--accent);
    margin-bottom: 8px;
    transform: var(--slanted);
  }

  .media-info p {
    font-size: 14px;
    color: #a8a096;
  }

  /* 在线追剧 */
  .watch-online {
    background-color: var(--bg-color);
    border-bottom: 2px solid var(--border);
  }

  .split-layout {
    display: flex;
    flex-direction: column;
    gap: 40px;
  }

  .split-text {
    flex: 1;
  }

  .split-text h2 {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--accent);
    margin-bottom: 16px;
    transform: var(--slanted);
  }

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

  .split-images {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .split-images img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    border: 2px solid var(--border);
    object-fit: cover;
  }

  /* 连载提醒 */
  .reminder {
    background-color: var(--sand);
  }

  .reminder-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .reminder-item {
    background-color: var(--bg-color);
    padding: 24px;
    border: 2px solid var(--border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 4px 4px 0 var(--border);
  }

  .reminder-icon {
    width: 60px;
    height: 60px;
    background-color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
    font-weight: bold;
    flex-shrink: 0;
  }

  .reminder-text h3 {
    font-size: 18px;
    margin-bottom: 8px;
  }

  .reminder-text p {
    font-size: 14px;
    color: var(--text-muted);
  }

  /* 安装使用教程 */
  .tutorial {
    background-color: var(--bg-color);
  }

  .tutorial-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    counter-reset: step;
  }

  .step-card {
    position: relative;
    padding: 32px 24px;
    border: 2px solid var(--border);
    border-radius: 8px;
    background-color: #fff;
  }

  .step-card::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    top: -16px;
    left: 24px;
    width: 32px;
    height: 32px;
    background-color: var(--accent);
    color: #fff;
    font-family: var(--font-display);
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--border);
  }

  .step-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
    margin-top: 8px;
  }

  .step-card p {
    font-size: 14px;
    color: var(--text-muted);
  }

  /* AI魔改 & 互动评论 & 排行榜 */
  .extra-section {
    background-color: var(--dark-bg);
    color: var(--dark-text);
  }

  .extra-section .section-title {
    color: var(--accent);
  }

  .extra-section .section-desc {
    color: #a8a096;
  }

  .feature-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .feature-item {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .feature-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid #444;
  }

  .feature-item h3 {
    font-size: 22px;
    color: var(--accent);
    font-family: var(--font-display);
    transform: var(--slanted);
  }

  .feature-item p {
    color: #a8a096;
    font-size: 15px;
  }

  /* 截图墙 */
  .gallery-wall {
    background-color: var(--sand);
    overflow: hidden;
  }

  .gallery-scroll {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 20px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }

  .gallery-scroll::-webkit-scrollbar {
    height: 8px;
  }

  .gallery-scroll::-webkit-scrollbar-thumb {
    background-color: var(--accent);
    border-radius: 4px;
  }

  .gallery-scroll img {
    height: 320px;
    width: auto;
    border-radius: 8px;
    border: 2px solid var(--border);
    scroll-snap-align: start;
    flex-shrink: 0;
  }

  /* 底部 */
  footer {
    background-color: var(--bg-color);
    padding: 40px 16px;
    border-top: 2px solid var(--border);
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
  }

  footer p {
    margin-bottom: 12px;
  }

  footer a {
    color: var(--text-muted);
    transition: color 0.2s;
  }

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

  /* 弹窗 */
  .modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    align-items: center;
    justify-content: center;
  }

  .modal-overlay.active {
    display: flex;
  }

  .modal-content {
    background-color: var(--bg-color);
    padding: 32px;
    border-radius: 8px;
    border: 2px solid var(--border);
    max-width: 90%;
    width: 400px;
    text-align: center;
    box-shadow: 8px 8px 0 var(--border);
  }

  .modal-content p {
    font-size: 16px;
    margin-bottom: 20px;
    font-weight: bold;
  }

  .copy-input-area {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
  }

  .copy-input-area input {
    flex: 1;
    padding: 10px;
    border: 2px solid var(--border);
    border-radius: 4px;
    font-size: 14px;
    background-color: #fff;
    color: var(--text-main);
    outline: none;
  }

  .copy-btn {
    padding: 10px 16px;
    background-color: var(--accent);
    color: #fff;
    border: 2px solid var(--border);
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
  }

  .close-btn {
    padding: 10px 24px;
    background-color: var(--sand);
    border: 2px solid var(--border);
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
  }

  /* 响应式 */
  @media (min-width: 768px) {
    .nav-links {
      display: flex;
    }

    .hero h1 {
      font-size: 56px;
    }

    .media-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .split-layout {
      flex-direction: row;
      align-items: center;
    }

    .reminder-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .tutorial-steps {
      grid-template-columns: repeat(2, 1fr);
    }

    .feature-list {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 1024px) {
    .media-grid {
      grid-template-columns: repeat(4, 1fr);
    }

    .reminder-grid {
      grid-template-columns: repeat(3, 1fr);
    }

    .tutorial-steps {
      grid-template-columns: repeat(4, 1fr);
    }

    .feature-list {
      grid-template-columns: repeat(3, 1fr);
    }

    .hero h1 {
      font-size: 72px;
    }

    .planet {
      left: -20%;
      width: 900px;
      height: 900px;
    }

    .astronaut {
      width: 200px;
      height: 200px;
    }
  }