:root {
  --bg-deep: #0b0d16;
  --bg-panel: #141827;
  --bg-card: #1b2135;
  --accent: #ff4d6d;
  --accent-2: #7b5cff;
  --accent-3: #2ee6c5;
  --text: #e8ebf5;
  --text-dim: #9aa3bd;
  --border: rgba(255,255,255,0.08);
  --radius: 16px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-deep);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11,13,22,0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; gap: 16px;
}
.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: 0.5px; }
.main-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.main-nav a {
  font-size: 13.5px; color: var(--text-dim); padding: 6px 10px;
  border-radius: 8px; transition: color .2s, background .2s; white-space: nowrap;
}
.main-nav a:hover { color: #fff; background: rgba(255,255,255,0.06); }
.nav-cta {
  flex-shrink: 0; font-size: 13.5px; font-weight: 700; padding: 8px 16px;
  border-radius: 999px; color: #fff;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
}
.nav-toggle {
  display: none; background: none; border: 1px solid var(--border);
  color: var(--text); width: 38px; height: 34px; border-radius: 8px; font-size: 16px;
}

/* ===== 首屏 ===== */
.hero {
  position: relative; padding: 64px 0 72px;
  background:
    radial-gradient(circle at 12% 0%, rgba(255,77,109,0.20), transparent 46%),
    radial-gradient(circle at 88% 18%, rgba(123,92,255,0.22), transparent 50%),
    radial-gradient(circle at 70% 100%, rgba(46,230,197,0.10), transparent 55%);
  overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 40%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 20%, transparent 78%);
}
.hero-grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px;
  color: var(--accent-3); border: 1px solid rgba(46,230,197,0.35);
  padding: 5px 13px; border-radius: 999px; margin-bottom: 20px;
  background: rgba(46,230,197,0.07);
}
.hero-badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-3); display: inline-block; }
h1 {
  font-size: clamp(30px, 4.4vw, 50px); line-height: 1.22; font-weight: 900;
  letter-spacing: -0.5px; margin-bottom: 18px;
}
h1 em {
  font-style: normal;
  background: linear-gradient(100deg, var(--accent), #ff9a62 55%, var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead { color: var(--text-dim); font-size: 16px; max-width: 520px; margin-bottom: 26px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.hero-points span {
  font-size: 13px; color: var(--text); padding: 6px 12px; border-radius: 999px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
}
.download-block { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.dl-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 22px; border-radius: 14px; font-size: 15px; font-weight: 700;
  transition: transform .2s, box-shadow .2s;
}
.dl-btn:hover { transform: translateY(-2px); }
.dl-btn .dl-icon { font-size: 18px; line-height: 1; }
.dl-btn small { display: block; font-size: 11px; font-weight: 400; opacity: .78; }
.dl-primary {
  color: #fff;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 26px rgba(255,77,109,0.28);
}
.dl-ghost {
  color: var(--text); background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
}
.dl-ghost:hover { background: rgba(255,255,255,0.11); }
.hero-note { font-size: 12.5px; color: var(--text-dim); }

.hero-visual { position: relative; }
.phone-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.phone-frame {
  border-radius: 18px; overflow: hidden; border: 1px solid var(--border);
  background: var(--bg-card); box-shadow: 0 22px 50px rgba(0,0,0,0.5);
}
.phone-frame img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.phone-frame.tall { transform: translateY(26px); }
.hero-float {
  position: absolute; left: -14px; bottom: -6px;
  background: rgba(20,24,39,0.94); border: 1px solid var(--border);
  border-radius: 14px; padding: 12px 16px; font-size: 12.5px; color: var(--text-dim);
  box-shadow: 0 14px 34px rgba(0,0,0,0.5);
}
.hero-float strong { display: block; color: var(--accent-3); font-size: 15px; margin-bottom: 2px; }

/* ===== 通用区块 ===== */
section { padding: 72px 0; }
.section-head { max-width: 720px; margin-bottom: 40px; }
.eyebrow {
  font-size: 12.5px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent); margin-bottom: 10px;
}
h2 { font-size: clamp(23px, 2.9vw, 33px); font-weight: 800; line-height: 1.3; margin-bottom: 12px; }
.section-head p { color: var(--text-dim); font-size: 15px; }
h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }

/* ===== AI短剧 ===== */
.ai-section { background: linear-gradient(180deg, transparent, rgba(123,92,255,0.07), transparent); }
.ai-layout { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 44px; align-items: center; }
.ai-copy p { color: var(--text-dim); font-size: 15px; margin-bottom: 16px; }
.ai-list { list-style: none; display: grid; gap: 13px; margin-top: 22px; }
.ai-list li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 13px 16px; border-radius: 12px;
  background: rgba(255,255,255,0.035); border: 1px solid var(--border);
}
.ai-list .num {
  flex-shrink: 0; width: 24px; height: 24px; border-radius: 8px;
  background: linear-gradient(130deg, var(--accent-2), var(--accent));
  color: #fff; font-size: 12px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.ai-list b { display: block; font-size: 14.5px; margin-bottom: 2px; }
.ai-list span { font-size: 13.5px; color: var(--text-dim); }
.ai-figure { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.ai-figure img {
  width: 100%; height: 100%; object-fit: cover; border-radius: 16px;
  aspect-ratio: 3/4; border: 1px solid var(--border);
}
.ai-figure .wide { grid-column: span 2; aspect-ratio: 16/9; }

/* ===== 热播榜 ===== */
.rank-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.drama-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform .25s, border-color .25s;
}
.drama-card:hover { transform: translateY(-5px); border-color: rgba(255,77,109,0.45); }
.drama-cover { position: relative; }
.drama-cover img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.rank-tag {
  position: absolute; top: 10px; left: 10px;
  font-size: 12px; font-weight: 800; padding: 3px 9px; border-radius: 7px;
  background: linear-gradient(120deg, var(--accent), #ff8a5c); color: #fff;
}
.drama-body { padding: 14px 14px 16px; display: flex; flex-direction: column; gap: 7px; flex: 1; }
.drama-title { font-size: 15.5px; font-weight: 800; }
.drama-desc { font-size: 13px; color: var(--text-dim); flex: 1; }
.drama-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.chip {
  font-size: 11.5px; padding: 2px 8px; border-radius: 6px;
  background: rgba(123,92,255,0.18); color: #c3b6ff;
}
.chip.date { background: rgba(46,230,197,0.14); color: var(--accent-3); }
.rank-more { text-align: center; margin-top: 34px; }
.rank-more a {
  display: inline-block; padding: 11px 28px; border-radius: 999px;
  border: 1px solid rgba(255,77,109,0.5); color: #ff8fa3; font-size: 14px; font-weight: 700;
}

/* ===== 安装步骤 ===== */
.steps-wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step-card {
  position: relative; padding: 26px 22px; border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015));
  border: 1px solid var(--border); overflow: hidden;
}
.step-card::before {
  content: attr(data-step); position: absolute; right: 14px; top: 2px;
  font-size: 62px; font-weight: 900; color: rgba(255,255,255,0.05); line-height: 1;
}
.step-card h3 { position: relative; }
.step-card p { position: relative; font-size: 14px; color: var(--text-dim); }
.step-source { margin-top: 26px; font-size: 13.5px; color: var(--text-dim); }
.step-source a { color: var(--accent-3); text-decoration: underline; word-break: break-all; }

/* ===== 常见问题 ===== */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  border: 1px solid var(--border); border-radius: 14px; overflow: hidden;
  background: var(--bg-panel);
}
.faq-item summary {
  cursor: pointer; list-style: none; padding: 16px 20px;
  font-size: 15px; font-weight: 700; display: flex; justify-content: space-between; gap: 14px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--accent); font-size: 20px; line-height: 1; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { padding: 0 20px 18px; color: var(--text-dim); font-size: 14px; }

/* ===== 用户热评 / 隐私安全 双栏问答 ===== */
.qa-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.qa-panel {
  border-radius: 20px; padding: 28px 24px; border: 1px solid var(--border);
}
.qa-panel.reviews { background: linear-gradient(165deg, rgba(255,77,109,0.10), rgba(20,24,39,0.6)); }
.qa-panel.privacy { background: linear-gradient(165deg, rgba(46,230,197,0.09), rgba(20,24,39,0.6)); }
.qa-panel h3 { font-size: 19px; margin-bottom: 6px; }
.qa-panel .qa-intro { font-size: 13.5px; color: var(--text-dim); margin-bottom: 18px; }
.qa-item { padding: 13px 0; border-top: 1px dashed rgba(255,255,255,0.12); }
.qa-item:first-of-type { border-top: none; }
.qa-q { font-size: 14.5px; font-weight: 700; margin-bottom: 5px; }
.qa-a { font-size: 13.5px; color: var(--text-dim); }
.qa-stars { color: #ffc65c; font-size: 12px; letter-spacing: 2px; }

/* ===== 创作者计划 + 交流社区 ===== */
.creator-community { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 24px; }
.creator-card {
  border-radius: 20px; padding: 32px 28px;
  background:
    radial-gradient(circle at 100% 0%, rgba(123,92,255,0.28), transparent 55%),
    linear-gradient(150deg, #191f33, #10131f);
  border: 1px solid var(--border);
}
.creator-card > p { color: var(--text-dim); font-size: 14.5px; margin-bottom: 20px; }
.creator-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.creator-points div {
  padding: 14px 15px; border-radius: 12px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  font-size: 13.5px; color: var(--text-dim);
}
.creator-points b { display: block; color: var(--text); font-size: 14.5px; margin-bottom: 3px; }
.community-card {
  border-radius: 20px; padding: 32px 26px;
  background: linear-gradient(150deg, rgba(46,230,197,0.14), rgba(20,24,39,0.85));
  border: 1px solid rgba(46,230,197,0.22);
  display: flex; flex-direction: column;
}
.community-card > p { color: var(--text-dim); font-size: 14.5px; margin-bottom: 18px; }
.community-list { list-style: none; display: grid; gap: 10px; margin-bottom: 22px; }
.community-list li { font-size: 13.5px; color: var(--text-dim); padding-left: 18px; position: relative; }
.community-list li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent-3);
}
.community-card .dl-btn { justify-content: center; margin-top: auto; }

/* ===== 客户端下载 ===== */
.download-section {
  background:
    radial-gradient(circle at 20% 10%, rgba(255,77,109,0.18), transparent 52%),
    radial-gradient(circle at 82% 90%, rgba(123,92,255,0.22), transparent 55%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.dl-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
.dl-steps { list-style: none; display: grid; gap: 12px; margin-top: 22px; counter-reset: ds; }
.dl-steps li {
  position: relative; padding: 12px 14px 12px 46px; border-radius: 12px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  font-size: 14px; color: var(--text-dim); counter-increment: ds;
}
.dl-steps li::before {
  content: counter(ds); position: absolute; left: 12px; top: 11px;
  width: 24px; height: 24px; border-radius: 50%;
  background: linear-gradient(130deg, var(--accent), var(--accent-2)); color: #fff;
  font-size: 12px; font-weight: 800; display: flex; align-items: center; justify-content: center;
}
.dl-box {
  background: rgba(11,13,22,0.72); border: 1px solid var(--border);
  border-radius: 22px; padding: 30px 26px; box-shadow: 0 24px 60px rgba(0,0,0,0.45);
}
.dl-box h3 { font-size: 20px; margin-bottom: 8px; }
.dl-box > p { font-size: 14px; color: var(--text-dim); margin-bottom: 20px; }
.dl-box .download-block { margin-bottom: 18px; }
.dl-box .dl-btn { width: 100%; justify-content: center; }
.dl-url {
  font-size: 12px; color: var(--text-dim); word-break: break-all;
  border-top: 1px dashed rgba(255,255,255,0.12); padding-top: 14px;
}
.dl-url a { color: var(--accent-3); }

/* ===== 页脚 ===== */
.site-footer { padding: 44px 0 30px; background: #07090f; }
.footer-top { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 16px; font-size: 13.5px; color: var(--text-dim); }
.footer-nav a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 20px;
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between;
  font-size: 12.5px; color: #6d7590;
}

/* ===== 截图墙 ===== */
.shots-scroll {
  display: flex; gap: 14px; overflow-x: auto; padding-bottom: 14px;
  scroll-snap-type: x mandatory;
}
.shots-scroll figure {
  flex: 0 0 auto; width: 150px; scroll-snap-align: start;
  border-radius: 12px; overflow: hidden; border: 1px solid var(--border);
}
.shots-scroll img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.shots-scroll figcaption { font-size: 11.5px; color: var(--text-dim); padding: 7px 8px; text-align: center; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 480px; }
  .ai-layout { grid-template-columns: 1fr; gap: 32px; }
  .rank-grid { grid-template-columns: repeat(3, 1fr); }
  .creator-community { grid-template-columns: 1fr; }
  .dl-inner { grid-template-columns: 1fr; gap: 32px; }
  .main-nav { display: none; }
  .main-nav.open { display: flex; position: absolute; top: 64px; left: 0; right: 0; background: #0e1120; padding: 14px 20px; flex-direction: column; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: block; }
  .nav-cta { display: none; }
}
@media (max-width: 768px) {
  section { padding: 52px 0; }
  .hero { padding: 40px 0 52px; }
  .rank-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .steps-wrap { grid-template-columns: 1fr; }
  .qa-duo { grid-template-columns: 1fr; }
  .creator-points { grid-template-columns: 1fr; }
  .hero-float { display: none; }
  .download-block .dl-btn { flex: 1 1 100%; justify-content: center; }
  .footer-top { flex-direction: column; align-items: flex-start; }
}