:root {
    --bg-deep: #12121a;
    --bg-dark: #181824;
    --bg-purple: #1e1b2e;
    --bg-warm: #221c1a;
    --bg-cool: #14201c;
    --text-main: #f0eef6;
    --text-sub: #b8b3c9;
    --text-muted: #7a7590;
    --accent-yellow: #ffce3c;
    --accent-pink: #ff5a7a;
    --accent-cyan: #3ce0d0;
    --accent-orange: #ff8a3c;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --font-main: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-main);
    background: var(--bg-deep);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    padding-bottom: 76px;
  }
  img { display: block; max-width: 100%; }
  a { color: inherit; text-decoration: none; }
  ul { list-style: none; }

  /* ===== 移动端顶部折叠菜单 ===== */
  .mobile-menu-btn {
    display: none;
    position: fixed;
    top: 12px;
    right: 12px;
    z-index: 100;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(30, 27, 46, 0.9);
    border: 1px solid rgba(255, 206, 60, 0.35);
    color: var(--accent-yellow);
    font-size: 20px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    backdrop-filter: blur(10px);
  }
  .mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(18, 18, 26, 0.98);
    z-index: 99;
    padding: 70px 24px 40px;
    overflow-y: auto;
    flex-direction: column;
    gap: 4px;
  }
  .mobile-nav.open { display: flex; }
  .mobile-nav a {
    color: var(--text-main);
    font-size: 17px;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .mobile-nav a::after { content: "→"; color: var(--text-muted); font-size: 14px; }
  .mobile-nav a:active { color: var(--accent-yellow); }

  /* ===== 头部 ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(18, 18, 26, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    padding: 12px 24px;
    gap: 26px;
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
  }
  .brand img {
    height: 34px;
    width: auto;
    border-radius: 8px;
  }
  .brand-name {
    font-size: 19px;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(90deg, #ffe580, #ffb02e);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .main-nav {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    flex: 1;
  }
  .main-nav a {
    font-size: 14px;
    color: var(--text-sub);
    padding: 6px 11px;
    border-radius: 20px;
    transition: all 0.22s ease;
    white-space: nowrap;
  }
  .main-nav a:hover { color: var(--accent-yellow); background: rgba(255,206,60,0.08); }

  /* ===== 首屏 HERO ===== */
  .hero {
    position: relative;
    overflow: hidden;
    padding: 56px 24px 0;
    background:
      radial-gradient(circle at 15% 12%, rgba(255, 90, 122, 0.16), transparent 42%),
      radial-gradient(circle at 85% 25%, rgba(60, 224, 208, 0.13), transparent 42%),
      radial-gradient(circle at 50% 95%, rgba(255, 206, 60, 0.09), transparent 50%),
      linear-gradient(170deg, #1a1428 0%, #12121a 60%, #16121e 100%);
  }
  .hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 44px;
    align-items: center;
    position: relative;
    z-index: 2;
  }
  .hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--accent-cyan);
    background: rgba(60, 224, 208, 0.09);
    border: 1px solid rgba(60, 224, 208, 0.25);
    padding: 5px 14px;
    border-radius: 20px;
    margin-bottom: 20px;
    width: fit-content;
  }
  .hero-tag::before {
    content: "";
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent-cyan);
    box-shadow: 0 0 10px var(--accent-cyan);
  }
  .hero h1 {
    font-size: clamp(32px, 4.4vw, 54px);
    line-height: 1.15;
    font-weight: 900;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
  }
  .hero h1 .hl {
    background: linear-gradient(100deg, #ffd93c 10%, #ff8a3c 55%, #ff5a7a 95%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .hero-desc {
    font-size: 16px;
    color: var(--text-sub);
    line-height: 1.85;
    margin-bottom: 28px;
    max-width: 520px;
  }
  .hero-desc strong { color: var(--accent-yellow); font-weight: 600; }

  /* 下载按钮矩阵 */
  .dl-matrix {
    display: flex;
    flex-wrap: wrap;
    gap: 11px;
    margin-bottom: 24px;
  }
  .dl-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    border: 1px solid transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    cursor: pointer;
    line-height: 1.2;
  }
  .dl-btn:active { transform: scale(0.97); }
  .dl-btn .ico { font-size: 16px; line-height: 1; }
  .dl-btn.primary {
    background: linear-gradient(100deg, #ffce3c, #ff9d2e);
    color: #241a00;
    box-shadow: 0 8px 24px rgba(255, 190, 60, 0.26);
  }
  .dl-btn.primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(255, 190, 60, 0.36); }
  .dl-btn.ghost {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.14);
    color: var(--text-main);
  }
  .dl-btn.ghost:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,206,60,0.45); transform: translateY(-2px); }
  .hero-foot-note {
    font-size: 12.5px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .hero-foot-note span { color: var(--accent-cyan); }

  /* 首屏轮播（三屏叠层，CSS + JS 位移） */
  .hero-carousel {
    position: relative;
    height: 460px;
  }
  .carousel-track {
    position: relative;
    height: 100%;
    width: 100%;
  }
  .carousel-slide {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.65s cubic-bezier(0.5,0,0.2,1), opacity 0.65s ease, z-index 0s;
    box-shadow: 0 24px 60px rgba(0,0,0,0.5);
    background: var(--bg-purple);
  }
  .carousel-slide img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center top;
  }
  .carousel-slide .slide-mask {
    position: absolute;
    inset: auto 0 0 0;
    height: 55%;
    background: linear-gradient(to top, rgba(10,8,16,0.95), transparent);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 22px;
  }
  .slide-mask .slide-title { font-size: 20px; font-weight: 800; margin-bottom: 4px; }
  .slide-mask .slide-meta { font-size: 12.5px; color: var(--text-sub); }
  .slide-mask .slide-badge {
    display: inline-block;
    font-size: 11px;
    padding: 2px 9px;
    border-radius: 20px;
    background: rgba(255,206,60,0.9);
    color: #241a00;
    font-weight: 700;
    margin-bottom: 8px;
    width: fit-content;
  }
  /* 叠层状态 */
  .carousel-slide.pos-0 { transform: translate(0,0) scale(1); opacity: 1; z-index: 3; }
  .carousel-slide.pos-1 { transform: translate(18%, 7%) scale(0.88); opacity: 0.55; z-index: 2; }
  .carousel-slide.pos-2 { transform: translate(32%, 14%) scale(0.76); opacity: 0.28; z-index: 1; }
  .carousel-slide.pos-3 { transform: translate(44%, 20%) scale(0.66); opacity: 0; z-index: 0; }
  .carousel-dots {
    position: absolute;
    bottom: -16px;
    left: 0;
    display: flex;
    gap: 7px;
    z-index: 5;
  }
  .carousel-dots i {
    width: 20px; height: 4px; border-radius: 4px;
    background: rgba(255,255,255,0.2);
    transition: background 0.3s;
  }
  .carousel-dots i.active { background: var(--accent-yellow); }

  /* 跑马灯 */
  .marquee-wrap {
    position: relative;
    margin-top: 46px;
    padding: 15px 0;
    background: rgba(0,0,0,0.36);
    border-top: 1px solid rgba(255,255,255,0.07);
    border-bottom: 1px solid rgba(255,255,255,0.07);
    overflow: hidden;
    z-index: 2;
  }
  .marquee-track {
    display: flex;
    width: max-content;
    animation: scrollLeft 32s linear infinite;
  }
  .marquee-wrap:hover .marquee-track { animation-play-state: paused; }
  .marquee-track span {
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 1.5px;
    padding: 0 26px;
    white-space: nowrap;
    background: linear-gradient(90deg, #ff5a7a, #ffce3c, #3ce0d0, #ff8a3c, #c078ff);
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: gradientShift 6s linear infinite;
  }
  .marquee-track span::after { content: "◆"; font-size: 8px; margin-left: 26px; vertical-align: middle; color: rgba(255,255,255,0.25); -webkit-text-fill-color: rgba(255,255,255,0.25); }
  @keyframes scrollLeft { from { transform: translateX(0); } to { transform: translateX(-50%); } }
  @keyframes gradientShift { to { background-position: 300% 0; } }

  /* ===== 通用 section 容器 ===== */
  .section {
    padding: 70px 24px;
    position: relative;
  }
  .section-inner { max-width: 1200px; margin: 0 auto; }
  .sec-head { margin-bottom: 36px; }
  .sec-kicker {
    font-size: 12.5px;
    letter-spacing: 3px;
    font-weight: 700;
    color: var(--accent-cyan);
    text-transform: uppercase;
    margin-bottom: 8px;
    display: block;
  }
  .sec-head h2 {
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 900;
    letter-spacing: 0.5px;
    line-height: 1.25;
  }
  .sec-head p {
    color: var(--text-sub);
    font-size: 15px;
    margin-top: 10px;
    max-width: 640px;
    line-height: 1.8;
  }

  /* ===== 今日上新（时间轴 + 横滑卡片） ===== */
  .sec-new {
    background: linear-gradient(180deg, #14201c 0%, #12121a 100%);
  }
  .timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 42px;
    position: relative;
  }
  .timeline::before {
    content: "";
    position: absolute;
    left: 46px;
    top: 12px;
    bottom: 12px;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-cyan), rgba(60,224,208,0.06));
  }
  .tl-item {
    display: flex;
    align-items: flex-start;
    gap: 22px;
    padding: 11px 0;
    position: relative;
  }
  .tl-time {
    width: 78px;
    flex-shrink: 0;
    font-size: 15px;
    font-weight: 800;
    color: var(--accent-cyan);
    letter-spacing: 0.5px;
    padding-top: 2px;
  }
  .tl-dot {
    position: absolute;
    left: 40px;
    top: 19px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--bg-cool);
    border: 2px solid var(--accent-cyan);
    box-shadow: 0 0 12px rgba(60,224,208,0.6);
    z-index: 2;
  }
  .tl-body { flex: 1; min-width: 0; padding-left: 12px; }
  .tl-body strong { display: block; font-size: 15.5px; margin-bottom: 3px; }
  .tl-body small { color: var(--text-muted); font-size: 13px; }

  .new-scroll {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }
  .new-card {
    background: #1a2521;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(60,224,208,0.12);
    transition: transform 0.25s ease, border-color 0.25s ease;
  }
  .new-card:hover { transform: translateY(-4px); border-color: rgba(60,224,208,0.4); }
  .new-card img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    object-position: center top;
  }
  .new-card-info { padding: 12px 13px 15px; }
  .new-card-info h3 { font-size: 15px; font-weight: 800; margin-bottom: 5px; }
  .new-card-info p { font-size: 12px; color: var(--text-muted); line-height: 1.5; }
  .tag-row { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
  .tag-row i {
    font-style: normal;
    font-size: 10.5px;
    padding: 2px 7px;
    border-radius: 4px;
    background: rgba(60,224,208,0.1);
    color: var(--accent-cyan);
    white-space: nowrap;
  }

  /* ===== 短剧盲盒 ===== */
  .sec-blind {
    background:
      radial-gradient(circle at 90% 10%, rgba(192, 120, 255, 0.14), transparent 45%),
      linear-gradient(180deg, #1e1b2e 0%, #17122a 100%);
  }
  .blind-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 44px;
    align-items: start;
  }
  .blind-cover {
    position: sticky;
    top: 90px;
  }
  .blind-cover img {
    width: 100%;
    border-radius: var(--radius-lg);
    aspect-ratio: 3 / 4;
    object-fit: cover;
    box-shadow: 0 20px 50px rgba(120, 70, 220, 0.35);
    border: 1px solid rgba(192,120,255,0.35);
  }
  .blind-cover .blind-label {
    text-align: center;
    margin-top: 15px;
    font-size: 13px;
    color: #c9a0ff;
    letter-spacing: 1px;
  }
  .blind-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .blind-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255,255,255,0.035);
    border: 1px solid rgba(192,120,255,0.14);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    transition: background 0.22s ease, border-color 0.22s ease;
  }
  .blind-item:hover { background: rgba(192,120,255,0.1); border-color: rgba(192,120,255,0.4); }
  .blind-num {
    font-size: 13px;
    font-weight: 800;
    color: #c9a0ff;
    font-variant-numeric: tabular-nums;
    flex-shrink: 0;
  }
  .blind-item div strong { display: block; font-size: 14px; margin-bottom: 1px; }
  .blind-item div small { color: var(--text-muted); font-size: 11.5px; }

  /* ===== 黑马爆款榜 ===== */
  .sec-darkhorse {
    background: linear-gradient(180deg, #221c1a 0%, #1a1512 100%);
  }
  .rank-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 34px;
  }
  .rank-col-head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px dashed rgba(255,138,60,0.3);
  }
  .rank-col-head h3 { font-size: 19px; font-weight: 900; color: var(--accent-orange); }
  .rank-col-head span { font-size: 12px; color: var(--text-muted); }
  .rank-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 13px 4px;
    border-bottom: 1px solid rgba(255,255,255,0.055);
    transition: background 0.2s;
  }
  .rank-row:hover { background: rgba(255,138,60,0.05); }
  .rank-index {
    width: 30px;
    flex-shrink: 0;
    font-size: 18px;
    font-weight: 900;
    font-style: italic;
    color: rgba(255,255,255,0.18);
    font-variant-numeric: tabular-nums;
  }
  .rank-row:nth-child(1) .rank-index,
  .rank-row:nth-child(2) .rank-index {
    background: linear-gradient(180deg, #ffce3c, #ff8a3c);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .rank-name { flex: 1; font-size: 14.5px; font-weight: 600; min-width: 0; }
  .rank-name small { display: block; font-size: 11.5px; color: var(--text-muted); font-weight: 400; margin-top: 1px; }
  .rank-score { font-size: 12px; color: var(--accent-orange); font-weight: 700; flex-shrink: 0; }

  /* ===== 霸屏总榜（横向拍立得墙） ===== */
  .sec-screen {
    background:
      radial-gradient(circle at 8% 30%, rgba(255, 90, 122, 0.12), transparent 42%),
      linear-gradient(180deg, #1d1420 0%, #191019 100%);
  }
  .screen-wall {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 15px;
  }
  .wall-card {
    background: #251a28;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid rgba(255,90,122,0.15);
    position: relative;
  }
  .wall-card img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    object-position: center top;
  }
  .wall-card .wall-cap {
    padding: 9px 10px 11px;
  }
  .wall-cap strong { display: block; font-size: 13px; margin-bottom: 2px; }
  .wall-cap small { font-size: 11px; color: var(--text-muted); }
  .wall-rank {
    position: absolute;
    top: 7px; left: 7px;
    font-size: 11px;
    font-weight: 800;
    background: rgba(255,90,122,0.92);
    color: #fff;
    padding: 1px 7px;
    border-radius: 4px;
  }

  /* ===== 弹幕神吐槽 ===== */
  .sec-danmu {
    background: linear-gradient(180deg, #121a22 0%, #0f141b 100%);
    overflow: hidden;
  }
  .danmu-stage {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px 0;
    mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
  }
  .danmu-line {
    display: flex;
    width: max-content;
    gap: 12px;
    animation: danmuMove 30s linear infinite;
  }
  .danmu-line.reverse { animation-direction: reverse; animation-duration: 36s; }
  .danmu-line:nth-child(3) { animation-duration: 26s; }
  .danmu-stage:hover .danmu-line { animation-play-state: paused; }
  .danmu-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    padding: 8px 15px;
    border-radius: 20px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.09);
    white-space: nowrap;
    color: var(--text-sub);
  }
  .danmu-pill img { width: 22px; height: 22px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
  .danmu-pill b { color: var(--accent-cyan); font-weight: 600; font-size: 12px; }
  .danmu-pill.hot { border-color: rgba(255,90,122,0.3); color: #ffb3c2; }
  @keyframes danmuMove { from { transform: translateX(0); } to { transform: translateX(-50%); } }

  /* ===== 每日金句墙 ===== */
  .sec-quote {
    background:
      radial-gradient(circle at 50% 0%, rgba(255, 206, 60, 0.1), transparent 55%),
      linear-gradient(180deg, #1f1a12 0%, #191410 100%);
  }
  .quote-wall {
    columns: 3;
    column-gap: 16px;
  }
  .quote-card {
    break-inside: avoid;
    margin-bottom: 16px;
    padding: 18px 19px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.035);
    border: 1px solid rgba(255,206,60,0.14);
    transition: border-color 0.22s ease, background 0.22s ease;
  }
  .quote-card:hover { border-color: rgba(255,206,60,0.4); background: rgba(255,206,60,0.06); }
  .quote-card p {
    font-size: 14.5px;
    line-height: 1.75;
    color: #f2e9d8;
    margin-bottom: 10px;
  }
  .quote-card cite {
    font-style: normal;
    font-size: 11.5px;
    color: var(--text-muted);
  }
  .quote-card:nth-child(3n+1) { background: linear-gradient(160deg, rgba(255,206,60,0.09), rgba(255,255,255,0.02)); }
  .quote-card:nth-child(3n+2) { background: linear-gradient(160deg, rgba(255,90,122,0.07), rgba(255,255,255,0.02)); }

  /* ===== 你来定结局 ===== */
  .sec-ending {
    background:
      radial-gradient(circle at 85% 80%, rgba(60, 224, 208, 0.1), transparent 45%),
      linear-gradient(180deg, #131c1f 0%, #10161a 100%);
  }
  .ending-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 44px;
    align-items: start;
  }
  .ending-steps { display: flex; flex-direction: column; gap: 14px; }
  .ending-step {
    display: flex;
    gap: 16px;
    background: rgba(255,255,255,0.03);
    border-left: 3px solid var(--accent-cyan);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 15px 18px;
    transition: background 0.22s;
  }
  .ending-step:hover { background: rgba(60,224,208,0.07); }
  .ending-step-num {
    font-size: 12px;
    font-weight: 800;
    color: var(--accent-cyan);
    letter-spacing: 1px;
    flex-shrink: 0;
    padding-top: 2px;
  }
  .ending-step h3 { font-size: 15px; margin-bottom: 4px; font-weight: 700; }
  .ending-step p { font-size: 13px; color: var(--text-sub); line-height: 1.65; }
  .ending-aside img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(60,224,208,0.25);
  }
  .ending-aside figcaption {
    margin-top: 12px;
    font-size: 12.5px;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.6;
  }

  /* ===== 常见问题 ===== */
  .sec-faq { background: linear-gradient(180deg, #1a1620 0%, #14111a 100%); }
  .faq-list { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
  .faq-item {
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.028);
    overflow: hidden;
  }
  .faq-q {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
  }
  .faq-q::-webkit-details-marker { display: none; }
  .faq-q::after {
    content: "+";
    font-size: 20px;
    color: var(--accent-yellow);
    font-weight: 400;
    flex-shrink: 0;
    transition: transform 0.25s;
  }
  .faq-item[open] .faq-q::after { transform: rotate(45deg); }
  .faq-a {
    padding: 0 18px 17px;
    font-size: 13.5px;
    color: var(--text-sub);
    line-height: 1.8;
  }

  /* ===== 客户端下载 + 安装步骤 ===== */
  .sec-download {
    background:
      radial-gradient(circle at 20% 20%, rgba(255, 206, 60, 0.14), transparent 45%),
      radial-gradient(circle at 80% 80%, rgba(255, 90, 122, 0.13), transparent 45%),
      linear-gradient(160deg, #241c12 0%, #1a1410 100%);
    text-align: center;
  }
  .sec-download .sec-head { margin-left: auto; margin-right: auto; text-align: center; }
  .sec-download .sec-head p { margin-left: auto; margin-right: auto; }
  .install-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 40px;
    text-align: left;
  }
  .install-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,206,60,0.16);
    border-radius: var(--radius-md);
    padding: 20px 18px;
  }
  .install-card h3 {
    font-size: 15px;
    margin-bottom: 10px;
    color: var(--accent-yellow);
    display: flex;
    align-items: center;
    gap: 7px;
  }
  .install-card ol {
    padding-left: 17px;
    color: var(--text-sub);
    font-size: 13px;
    line-height: 1.75;
  }
  .install-card ol li { margin-bottom: 5px; }
  .dl-matrix.center { justify-content: center; margin-bottom: 18px; }
  .download-tip { font-size: 12.5px; color: var(--text-muted); }

  /* ===== 页脚 ===== */
  .site-footer {
    background: #0c0b11;
    padding: 44px 24px 34px;
    border-top: 1px solid rgba(255,255,255,0.06);
  }
  .footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 36px;
  }
  .footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
  .footer-brand img { height: 28px; width: auto; border-radius: 6px; }
  .footer-brand span { font-size: 15px; font-weight: 800; color: var(--text-sub); }
  .footer-about p { font-size: 12.5px; color: var(--text-muted); line-height: 1.8; max-width: 300px; }
  .footer-col h4 {
    font-size: 12.5px;
    color: var(--text-sub);
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 1px;
  }
  .footer-col ul { display: flex; flex-direction: column; gap: 8px; }
  .footer-col a { font-size: 12.5px; color: var(--text-muted); transition: color 0.2s; }
  .footer-col a:hover { color: var(--accent-yellow); }
  .footer-bottom {
    max-width: 1100px;
    margin: 30px auto 0;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 8px;
    font-size: 12px;
    color: #5d5870;
  }
  .footer-bottom a { color: #5d5870; }
  .footer-bottom a:hover { color: var(--text-sub); }

  /* ===== 浮动下载窗口 ===== */
  .float-dl {
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 80;
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(30, 26, 40, 0.92);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255,206,60,0.35);
    border-radius: 40px;
    padding: 8px 10px 8px 8px;
    box-shadow: 0 10px 32px rgba(0,0,0,0.5);
    max-width: calc(100vw - 24px);
  }
  .float-dl img { width: 36px; height: 36px; border-radius: 9px; object-fit: cover; flex-shrink: 0; }
  .float-dl-text { display: flex; flex-direction: column; line-height: 1.25; min-width: 0; }
  .float-dl-text strong { font-size: 13.5px; color: #fff; white-space: nowrap; }
  .float-dl-text small { font-size: 10.5px; color: var(--accent-yellow); white-space: nowrap; }
  .float-dl-btn {
    flex-shrink: 0;
    font-size: 13px;
    font-weight: 800;
    color: #241a00;
    background: linear-gradient(100deg, #ffce3c, #ff9d2e);
    padding: 9px 18px;
    border-radius: 30px;
    white-space: nowrap;
    transition: transform 0.2s;
  }
  .float-dl-btn:active { transform: scale(0.96); }

  /* ===== 复制链接弹窗（百度App内） ===== */
  .copy-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    padding: 24px;
  }
  .copy-modal.show { display: flex; }
  .copy-box {
    background: #1e1a28;
    border: 1px solid rgba(255,206,60,0.3);
    border-radius: var(--radius-lg);
    padding: 28px 24px 24px;
    max-width: 400px;
    width: 100%;
    position: relative;
    text-align: center;
  }
  .copy-box h4 { font-size: 16px; margin-bottom: 8px; color: var(--accent-yellow); }
  .copy-box p { font-size: 13px; color: var(--text-sub); line-height: 1.7; margin-bottom: 16px; }
  .copy-link-area {
    background: rgba(0,0,0,0.35);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    padding: 12px;
    font-size: 12.5px;
    color: var(--accent-cyan);
    word-break: break-all;
    margin-bottom: 14px;
    text-align: left;
    line-height: 1.5;
  }
  .copy-action {
    display: block;
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: var(--radius-sm);
    background: linear-gradient(100deg, #ffce3c, #ff9d2e);
    color: #241a00;
    font-size: 14px;
    font-weight: 800;
    cursor: pointer;
  }
  .copy-action:active { opacity: 0.85; }
  .copy-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 22px;
    cursor: pointer;
    line-height: 1;
  }

  /* ===== 响应式 1024px ===== */
  @media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 36px; }
    .hero-carousel { height: 380px; max-width: 520px; }
    .new-scroll { grid-template-columns: repeat(3, 1fr); }
    .screen-wall { grid-template-columns: repeat(3, 1fr); }
    .blind-layout { grid-template-columns: 240px 1fr; gap: 28px; }
    .quote-wall { columns: 2; }
    .ending-layout { grid-template-columns: 1fr 230px; gap: 30px; }
    .install-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .main-nav a { padding: 6px 8px; font-size: 13px; }
  }

  /* ===== 响应式 768px ===== */
  @media (max-width: 768px) {
    .header-inner { padding: 10px 16px; gap: 12px; }
    .main-nav { display: none; }
    .mobile-menu-btn { display: flex; }
    .brand img { height: 30px; }
    .brand-name { font-size: 17px; }

    .hero { padding: 34px 16px 0; }
    .hero h1 { font-size: 30px; }
    .hero-desc { font-size: 14.5px; }
    .hero-carousel { height: 330px; }
    .dl-matrix { gap: 9px; }
    .dl-btn { padding: 10px 15px; font-size: 13px; flex: 1 1 auto; justify-content: center; }

    .section { padding: 48px 16px; }
    .sec-head { margin-bottom: 26px; }

    .timeline::before { left: 30px; }
    .tl-time { width: 58px; font-size: 13.5px; }
    .tl-dot { left: 24px; top: 17px; width: 12px; height: 12px; }
    .tl-body { padding-left: 8px; }

    .new-scroll { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .new-card-info { padding: 10px 10px 13px; }
    .new-card-info h3 { font-size: 13.5px; }

    .blind-layout { grid-template-columns: 1fr; gap: 24px; }
    .blind-cover { position: static; max-width: 260px; margin: 0 auto; }
    .blind-list { grid-template-columns: 1fr; }

    .rank-grid { grid-template-columns: 1fr; gap: 28px; }
    .screen-wall { grid-template-columns: repeat(2, 1fr); gap: 11px; }

    .quote-wall { columns: 1; }

    .ending-layout { grid-template-columns: 1fr; gap: 24px; }
    .ending-aside { max-width: 260px; margin: 0 auto; }

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

    .footer-inner { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 5px; }

    .float-dl { bottom: 12px; padding: 6px 8px 6px 6px; gap: 9px; }
    .float-dl img { width: 32px; height: 32px; }
    .float-dl-text strong { font-size: 12.5px; }
    .float-dl-text small { font-size: 10px; }
    .float-dl-btn { padding: 8px 14px; font-size: 12.5px; }

    .section-download .sec-head { text-align: center; }
    .danmu-pill { font-size: 12.5px; padding: 7px 12px; }
  }

  @media (max-width: 380px) {
    .new-scroll { grid-template-columns: 1fr; }
    .screen-wall { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 26px; }
    .float-dl-text { display: none; }
  }