:root {
    --bg-deep: #0a0d14;
    --bg-card: #131822;
    --bg-card-hover: #1a2130;
    --accent: #f5b041;
    --accent-glow: rgba(245, 176, 65, 0.35);
    --accent-2: #e8743b;
    --text-main: #f0f2f5;
    --text-sub: #a3adc2;
    --text-faint: #6b7688;
    --border: rgba(255, 255, 255, 0.08);
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 8px;
  }

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

  body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg-deep);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

  a { color: inherit; text-decoration: none; }
  img { display: block; max-width: 100%; }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }

  /* ---- 头部导航 ---- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 13, 20, 0.88);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
  }
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
  }
  .brand img { height: 32px; width: auto; border-radius: 6px; }
  .nav-links {
    display: flex;
    gap: 22px;
    list-style: none;
    font-size: 14px;
    color: var(--text-sub);
  }
  .nav-links a { transition: color 0.2s; }
  .nav-links a:hover { color: var(--accent); }
  .nav-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border);
    color: var(--text-main);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    font-size: 14px;
    cursor: pointer;
  }

  /* ---- 首屏 ---- */
  .hero {
    position: relative;
    padding: 80px 0 90px;
    overflow: hidden;
    background:
      radial-gradient(circle at 15% 20%, rgba(232, 116, 59, 0.18), transparent 45%),
      radial-gradient(circle at 85% 10%, rgba(245, 176, 65, 0.12), transparent 40%),
      radial-gradient(circle at 60% 90%, rgba(90, 60, 160, 0.14), transparent 50%),
      var(--bg-deep);
  }
  .hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(115deg, transparent 0 60px, rgba(255,255,255,0.015) 60px 61px);
    pointer-events: none;
  }
  .hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    align-items: center;
  }
  .hero-copy .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--accent);
    background: rgba(245, 176, 65, 0.1);
    border: 1px solid rgba(245, 176, 65, 0.25);
    border-radius: 999px;
    padding: 5px 14px;
    margin-bottom: 22px;
    letter-spacing: 0.5px;
  }
  .eyebrow .dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
    animation: pulse 2s infinite;
  }
  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
  }
  .hero h1 {
    font-size: 44px;
    line-height: 1.25;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 20px;
  }
  .hero h1 .hl {
    background: linear-gradient(100deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .hero-desc {
    font-size: 16px;
    color: var(--text-sub);
    margin-bottom: 32px;
    max-width: 520px;
  }
  .hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 34px;
  }
  .hero-badges span {
    font-size: 13px;
    color: var(--text-sub);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 6px 14px;
  }
  .download-block { display: flex; flex-direction: column; gap: 14px; }
  .download-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }
  .btn-download {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  }
  .btn-download:hover { transform: translateY(-2px); }
  .btn-primary {
    background: linear-gradient(100deg, var(--accent), var(--accent-2));
    color: #1a1005;
    box-shadow: 0 8px 24px var(--accent-glow);
  }
  .btn-primary:hover { box-shadow: 0 12px 34px rgba(232, 116, 59, 0.5); }
  .btn-ghost {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-main);
  }
  .btn-ghost:hover { background: var(--bg-card-hover); border-color: rgba(245,176,65,0.4); }
  .btn-icon {
    width: 20px; height: 20px;
    flex-shrink: 0;
    fill: currentColor;
  }
  .btn-small { padding: 11px 18px; font-size: 14px; }
  .download-hint {
    font-size: 13px;
    color: var(--text-faint);
  }

  /* 首屏右侧海报堆叠 */
  .hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 420px;
  }
  .hero-poster-stack {
    position: relative;
    display: flex;
    gap: 14px;
    justify-content: center;
    align-items: center;
  }
  .poster-card {
    width: 150px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
    transition: transform 0.35s ease;
    background: var(--bg-card);
  }
  .poster-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
  }
  .poster-card:nth-child(1) { transform: translateY(26px) rotate(-5deg); }
  .poster-card:nth-child(2) { transform: translateY(-6px) scale(1.08); z-index: 2; }
  .poster-card:nth-child(3) { transform: translateY(26px) rotate(5deg); }
  .hero-poster-stack:hover .poster-card:nth-child(1) { transform: translateY(16px) rotate(-8deg); }
  .hero-poster-stack:hover .poster-card:nth-child(3) { transform: translateY(16px) rotate(8deg); }

  /* ---- 通用区块 ---- */
  section { position: relative; }
  .section-pad { padding: 80px 0; }
  .section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 48px;
  }
  .section-tag {
    display: inline-block;
    font-size: 13px;
    letter-spacing: 3px;
    color: var(--accent);
    margin-bottom: 12px;
    font-weight: 600;
  }
  .section-head h2 {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
  }
  .section-head p {
    color: var(--text-sub);
    font-size: 15px;
  }

  /* ---- 热播短剧 ---- */
  .hot-section { background: var(--bg-deep); }
  .drama-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }
  .drama-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform 0.28s ease, border-color 0.28s, box-shadow 0.28s;
  }
  .drama-card:hover {
    transform: translateY(-6px);
    border-color: rgba(245, 176, 65, 0.4);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
  }
  .drama-thumb {
    position: relative;
    aspect-ratio: 3 / 4;
    overflow: hidden;
  }
  .drama-thumb img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
  }
  .drama-card:hover .drama-thumb img { transform: scale(1.06); }
  .drama-score {
    position: absolute;
    top: 10px; right: 10px;
    font-size: 12px;
    font-weight: 700;
    color: #1a1005;
    background: linear-gradient(100deg, var(--accent), var(--accent-2));
    padding: 3px 9px;
    border-radius: 999px;
    z-index: 2;
  }
  .drama-meta { padding: 14px 14px 16px; }
  .drama-meta h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .drama-meta p {
    font-size: 13px;
    color: var(--text-sub);
    line-height: 1.55;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .drama-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
  }
  .drama-tags span {
    font-size: 11px;
    color: var(--accent);
    background: rgba(245, 176, 65, 0.1);
    border-radius: 4px;
    padding: 2px 7px;
  }
  .drama-date {
    font-size: 12px;
    color: var(--text-faint);
    display: flex;
    justify-content: space-between;
    border-top: 1px solid var(--border);
    padding-top: 9px;
  }

  /* ---- AI 短剧 ---- */
  .ai-section {
    background:
      radial-gradient(circle at 80% 30%, rgba(120, 80, 200, 0.18), transparent 50%),
      linear-gradient(180deg, #0d1018, #0a0d14);
  }
  .ai-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
  }
  .ai-copy h3 {
    font-size: 24px;
    margin-bottom: 16px;
    font-weight: 700;
  }
  .ai-copy > p {
    color: var(--text-sub);
    font-size: 15px;
    margin-bottom: 26px;
  }
  .ai-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .ai-list li {
    display: flex;
    gap: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.6;
  }
  .ai-list li strong {
    color: var(--text-main);
    display: block;
    font-size: 15px;
    margin-bottom: 2px;
  }
  .ai-num {
    flex-shrink: 0;
    width: 28px; height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #1a1005;
    font-weight: 800;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .ai-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .ai-visual img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
  }
  .ai-visual img:nth-child(2) { margin-top: 26px; }

  /* ---- 安装步骤 ---- */
  .steps-section { background: var(--bg-deep); }
  .steps-flow {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    position: relative;
  }
  .step-item {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 26px 20px;
    transition: border-color 0.25s, transform 0.25s;
  }
  .step-item:hover {
    border-color: rgba(245, 176, 65, 0.45);
    transform: translateY(-4px);
  }
  .step-item .step-no {
    font-size: 34px;
    font-weight: 900;
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(245, 176, 65, 0.5);
    line-height: 1;
    margin-bottom: 14px;
  }
  .step-item h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
  }
  .step-item p {
    font-size: 13px;
    color: var(--text-sub);
    line-height: 1.65;
  }
  .step-arrow {
    display: none;
  }

  /* ---- 常见问题 ---- */
  .faq-section { background: #0d1018; }
  .faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 24px;
  }
  .faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px 22px;
    transition: border-color 0.25s;
  }
  .faq-item:hover { border-color: rgba(245, 176, 65, 0.35); }
  .faq-item .q {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 8px;
  }
  .faq-item .q::before {
    content: "Q";
    flex-shrink: 0;
    width: 22px; height: 22px;
    border-radius: 6px;
    background: rgba(245, 176, 65, 0.15);
    color: var(--accent);
    font-size: 12px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
  }
  .faq-item .a {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.7;
    padding-left: 32px;
  }

  /* ---- 用户热评 ---- */
  .reviews-section {
    background:
      radial-gradient(circle at 20% 80%, rgba(232, 116, 59, 0.1), transparent 45%),
      #0a0d14;
  }
  .review-wall {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  .review-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 22px;
    position: relative;
    transition: transform 0.25s, border-color 0.25s;
  }
  .review-card:hover {
    transform: translateY(-4px);
    border-color: rgba(245, 176, 65, 0.35);
  }
  .review-card::before {
    content: "\201C";
    position: absolute;
    top: 6px; right: 18px;
    font-size: 56px;
    line-height: 1;
    color: rgba(245, 176, 65, 0.15);
    font-family: Georgia, serif;
  }
  .review-stars {
    color: var(--accent);
    font-size: 13px;
    letter-spacing: 2px;
    margin-bottom: 10px;
  }
  .review-text {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.75;
    margin-bottom: 16px;
    min-height: 74px;
  }
  .review-user {
    display: flex;
    align-items: center;
    gap: 10px;
    border-top: 1px solid var(--border);
    padding-top: 14px;
  }
  .review-avatar {
    width: 34px; height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #1a1005;
    font-weight: 800;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .review-user strong {
    font-size: 13px;
    display: block;
  }
  .review-user small {
    font-size: 12px;
    color: var(--text-faint);
  }

  /* ---- 隐私安全 ---- */
  .privacy-section { background: #0d1018; }
  .privacy-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
  .privacy-card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 22px;
  }
  .privacy-icon {
    flex-shrink: 0;
    width: 42px; height: 42px;
    border-radius: 12px;
    background: rgba(245, 176, 65, 0.1);
    border: 1px solid rgba(245, 176, 65, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .privacy-icon svg {
    width: 22px; height: 22px;
    stroke: var(--accent);
    fill: none;
    stroke-width: 1.8;
  }
  .privacy-card h3 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 6px;
  }
  .privacy-card p {
    font-size: 13.5px;
    color: var(--text-sub);
    line-height: 1.7;
  }

  /* ---- 创作者计划 ---- */
  .creator-section {
    background:
      linear-gradient(140deg, rgba(232, 116, 59, 0.14), transparent 55%),
      #0a0d14;
  }
  .creator-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  .creator-card {
    background: rgba(19, 24, 34, 0.85);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 26px 22px;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s;
  }
  .creator-card::after {
    content: "";
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s;
  }
  .creator-card:hover { transform: translateY(-4px); }
  .creator-card:hover::after { transform: scaleX(1); }
  .creator-card .c-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #1a1005;
    font-weight: 900;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
  }
  .creator-card h3 {
    font-size: 16px;
    margin-bottom: 8px;
  }
  .creator-card p {
    font-size: 13.5px;
    color: var(--text-sub);
    line-height: 1.7;
  }

  /* ---- 交流社区 ---- */
  .community-section { background: #0d1018; }
  .community-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
  }
  .community-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .community-visual img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
  }
  .community-visual img:nth-child(2) {
    transform: translateY(22px);
  }
  .community-copy h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
  }
  .community-copy > p {
    color: var(--text-sub);
    font-size: 15px;
    margin-bottom: 26px;
  }
  .community-points {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .community-point {
    display: flex;
    gap: 12px;
    align-items: center;
    font-size: 14px;
    color: var(--text-sub);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
  }
  .community-point .dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
  }

  /* ---- 下载区 ---- */
  .download-section {
    background:
      radial-gradient(circle at 50% 0%, rgba(245, 176, 65, 0.16), transparent 55%),
      #0a0d14;
    padding: 80px 0 90px;
  }
  .download-panel {
    background: linear-gradient(160deg, #1a1f2b, #111620);
    border: 1px solid rgba(245, 176, 65, 0.2);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  }
  .download-panel h2 {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 14px;
  }
  .download-panel > div > p {
    color: var(--text-sub);
    font-size: 15px;
    margin-bottom: 26px;
    max-width: 440px;
  }
  .download-buttons {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .device-btn {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    transition: background 0.2s, border-color 0.2s, transform 0.2s;
  }
  .device-btn:hover {
    background: rgba(245, 176, 65, 0.08);
    border-color: rgba(245, 176, 65, 0.45);
    transform: translateX(4px);
  }
  .device-btn .dev-ico {
    width: 38px; height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .device-btn .dev-ico svg {
    width: 20px; height: 20px;
    fill: #1a1005;
  }
  .device-btn strong {
    display: block;
    font-size: 15px;
    margin-bottom: 1px;
  }
  .device-btn small {
    font-size: 12px;
    color: var(--text-faint);
  }
  .download-note {
    margin-top: 20px;
    font-size: 13px;
    color: var(--text-faint);
    line-height: 1.7;
  }
  .download-note strong { color: var(--accent); }

  /* ---- 页脚 ---- */
  .site-footer {
    border-top: 1px solid var(--border);
    padding: 30px 0 34px;
    font-size: 12.5px;
    color: var(--text-faint);
  }
  .footer-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
  }
  .footer-left p { margin-bottom: 4px; }
  .footer-left a {
    color: var(--text-sub);
    transition: color 0.2s;
  }
  .footer-left a:hover { color: var(--accent); }
  .footer-time { font-size: 12px; color: var(--text-faint); }

  /* ---- 响应式 ---- */
  @media (max-width: 1024px) {
    .hero h1 { font-size: 36px; }
    .hero-inner { gap: 30px; }
    .drama-grid { grid-template-columns: repeat(3, 1fr); }
    .review-wall { grid-template-columns: repeat(2, 1fr); }
    .creator-grid { grid-template-columns: repeat(2, 1fr); }
    .download-panel { padding: 40px 30px; gap: 30px; }
  }

  @media (max-width: 768px) {
    .header-inner { height: 58px; }
    .nav-links { display: none; }
    .nav-toggle { display: inline-block; }

    .hero { padding: 52px 0 60px; }
    .hero-inner {
      grid-template-columns: 1fr;
      gap: 44px;
    }
    .hero h1 { font-size: 30px; }
    .hero-desc { font-size: 15px; }
    .hero-visual { min-height: auto; }
    .poster-card { width: 110px; }
    .poster-card img { height: 162px; }
    .poster-card:nth-child(1) { transform: translateY(18px) rotate(-5deg); }
    .poster-card:nth-child(3) { transform: translateY(18px) rotate(5deg); }

    .section-pad { padding: 56px 0; }
    .section-head h2 { font-size: 25px; }
    .section-head { margin-bottom: 34px; }

    .drama-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .drama-meta h3 { font-size: 15px; }

    .ai-layout { grid-template-columns: 1fr; gap: 32px; }
    .steps-flow { grid-template-columns: 1fr 1fr; gap: 14px; }
    .faq-grid { grid-template-columns: 1fr; }
    .review-wall { grid-template-columns: 1fr; }
    .privacy-layout { grid-template-columns: 1fr; }
    .creator-grid { grid-template-columns: 1fr; }
    .community-layout { grid-template-columns: 1fr; gap: 32px; }

    .download-section { padding: 56px 0 64px; }
    .download-panel {
      grid-template-columns: 1fr;
      padding: 32px 22px;
      gap: 28px;
    }
    .download-panel h2 { font-size: 24px; }

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

  @media (max-width: 400px) {
    .drama-grid { grid-template-columns: 1fr; }
    .drama-thumb { aspect-ratio: 4 / 3; }
    .steps-flow { grid-template-columns: 1fr; }
    .download-row { flex-direction: column; }
    .btn-download { width: 100%; justify-content: center; }
  }