:root {
  --bg: #120b1a;
  --bg-soft: #1c1128;
  --card: #241634;
  --card-2: #2e1c42;
  --line: rgba(255, 255, 255, 0.08);
  --text: #f6eefc;
  --muted: #b9a6cc;
  --pink: #ff5fa2;
  --purple: #a77bff;
  --cyan: #4fe3d0;
  --gold: #ffcf6b;
  --radius: 18px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--cyan);
  border: 1px solid rgba(79, 227, 208, 0.4);
  border-radius: 999px;
  padding: 3px 12px;
  margin-bottom: 14px;
}
.section-title { font-size: 26px; line-height: 1.35; letter-spacing: 0.5px; }
.section-sub { color: var(--muted); font-size: 14px; margin-top: 8px; }

/* 顶部导航 */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(18, 11, 26, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; gap: 16px;
  height: 62px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand img { height: 32px; width: auto; border-radius: 8px; }
.brand-name { font-size: 17px; font-weight: 700; letter-spacing: 1px; }
.nav-toggle {
  margin-left: auto; display: flex; flex-direction: column; gap: 5px;
  background: none; border: 0; padding: 8px; cursor: pointer;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; }
.main-nav { display: none; }
.main-nav.open { display: block; }
.main-nav ul {
  position: absolute; left: 0; right: 0; top: 62px;
  background: #1b1029; border-bottom: 1px solid var(--line);
  padding: 10px 20px 18px;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px 12px;
}
.main-nav a { display: block; padding: 8px 0; font-size: 14px; color: var(--muted); }
.main-nav a:hover { color: var(--pink); }
.header-dl {
  display: none;
  margin-left: auto;
  background: linear-gradient(120deg, var(--pink), var(--purple));
  color: #fff; font-size: 13px; font-weight: 600;
  padding: 8px 18px; border-radius: 999px;
}

/* 首屏 */
.hero {
  position: relative;
  padding: 40px 0 48px;
  background:
    radial-gradient(760px 420px at 88% -8%, rgba(255, 95, 162, 0.28), transparent 62%),
    radial-gradient(620px 380px at 4% 12%, rgba(167, 123, 255, 0.26), transparent 65%),
    linear-gradient(180deg, #180e24 0%, #120b1a 100%);
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 95, 162, 0.5), transparent);
}
.hero-inner { display: grid; gap: 30px; }
.hero h1 {
  font-size: 30px; line-height: 1.3; font-weight: 800; letter-spacing: 1px;
  margin-bottom: 14px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(100deg, #ffd36b, #ff6fae 55%, #a77bff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead { color: var(--muted); font-size: 15px; max-width: 560px; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 22px; }
.hero-chips span {
  font-size: 12.5px; color: #ffd9ea;
  background: rgba(255, 95, 162, 0.12);
  border: 1px solid rgba(255, 95, 162, 0.3);
  padding: 4px 12px; border-radius: 999px;
}
.hero-chips span:nth-child(2n) { color: #d8ccff; background: rgba(167, 123, 255, 0.12); border-color: rgba(167, 123, 255, 0.32); }
.hero-chips span:nth-child(3n) { color: #bff6ee; background: rgba(79, 227, 208, 0.1); border-color: rgba(79, 227, 208, 0.28); }

.dl-group { display: grid; gap: 10px; grid-template-columns: 1fr; max-width: 480px; }
.dl-btn {
  display: flex; align-items: center; gap: 11px;
  padding: 12px 16px; border-radius: 14px;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, var(--card), var(--card-2));
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.dl-btn:hover { transform: translateY(-2px); border-color: rgba(255, 95, 162, 0.55); box-shadow: 0 10px 26px rgba(255, 95, 162, 0.14); }
.dl-icon {
  width: 34px; height: 34px; flex-shrink: 0; border-radius: 10px;
  display: grid; place-items: center;
  font-size: 15px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--pink), var(--purple));
}
.dl-btn.ios .dl-icon { background: linear-gradient(135deg, #5a8cff, #a77bff); }
.dl-btn.pc .dl-icon { background: linear-gradient(135deg, #4fe3d0, #3aa0ff); }
.dl-btn.tv .dl-icon { background: linear-gradient(135deg, #ffcf6b, #ff8a4c); }
.dl-text b { display: block; font-size: 14px; }
.dl-text small { color: var(--muted); font-size: 11.5px; }

.hero-visual {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  align-items: start;
}
.hero-visual .poster {
  border-radius: 12px; overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.45);
  aspect-ratio: 3 / 4;
}
.hero-visual .poster:nth-child(2) { margin-top: -18px; }
.hero-visual .poster:nth-child(3) { margin-top: 10px; }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }

/* 通用区块 */
section { padding: 52px 0; }
.band-a { background: linear-gradient(180deg, #120b1a, #1a1027); }
.band-b { background: #1a1027; }
.band-c { background: linear-gradient(180deg, #1a1027, #120b1a); }

/* 首页速览 */
.intro-grid { display: grid; gap: 14px; margin-top: 26px; }
.intro-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}
.intro-card .num {
  font-size: 12px; letter-spacing: 2px; color: var(--pink); font-weight: 700;
}
.intro-card h3 { font-size: 16.5px; margin: 8px 0 6px; }
.intro-card p { font-size: 13.5px; color: var(--muted); }

/* AI 短剧 */
.ai-layout { display: grid; gap: 26px; margin-top: 26px; }
.ai-feature {
  border-radius: 22px; overflow: hidden;
  border: 1px solid rgba(79, 227, 208, 0.25);
  position: relative;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}
.ai-feature img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.ai-feature .cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 40px 18px 18px;
  background: linear-gradient(180deg, transparent, rgba(12, 6, 20, 0.94));
}
.ai-feature .cap b { font-size: 16px; }
.ai-feature .cap p { font-size: 12.5px; color: #cbb9dd; margin-top: 4px; }
.ai-list { display: grid; gap: 12px; }
.ai-item {
  display: flex; gap: 14px; align-items: flex-start;
  background: linear-gradient(150deg, rgba(79, 227, 208, 0.08), var(--card));
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: 14px;
  padding: 14px 16px;
}
.ai-item span.mark {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 8px;
  display: grid; place-items: center; font-size: 12px; font-weight: 700;
  color: #08211f; background: var(--cyan);
}
.ai-item h3 { font-size: 14.5px; margin-bottom: 3px; }
.ai-item p { font-size: 13px; color: var(--muted); }

/* 短剧热播 */
.poster-wall {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 26px;
}
.show-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  transition: transform .2s ease, border-color .2s ease;
}
.show-card:hover { transform: translateY(-4px); border-color: rgba(255, 95, 162, 0.5); }
.show-card img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.show-info { padding: 10px 11px 13px; }
.show-info h3 { font-size: 14px; line-height: 1.4; }
.show-info p { font-size: 12px; color: var(--muted); margin: 5px 0 8px; }
.show-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 8px; }
.show-tags i {
  font-style: normal; font-size: 10.5px; color: #ffd9ea;
  background: rgba(255, 95, 162, 0.16);
  border-radius: 4px; padding: 1px 6px;
}
.show-date { font-size: 11px; color: #8f7ea3; }

/* 安装步骤 */
.steps { display: grid; gap: 14px; margin-top: 26px; counter-reset: step; }
.step {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 18px 18px 62px;
}
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute; left: 16px; top: 17px;
  font-size: 18px; font-weight: 800;
  background: linear-gradient(135deg, var(--gold), var(--pink));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.step h3 { font-size: 15px; margin-bottom: 5px; }
.step p { font-size: 13px; color: var(--muted); }
.step-note {
  margin-top: 16px; font-size: 12.5px; color: #b6a4ca;
  background: rgba(255, 207, 107, 0.08);
  border: 1px dashed rgba(255, 207, 107, 0.35);
  border-radius: 12px; padding: 12px 14px;
}

/* 常见问题 */
.faq-grid { display: grid; gap: 12px; margin-top: 26px; }
.faq-item {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 15px 16px;
}
.faq-item h3 {
  font-size: 14.5px; display: flex; gap: 9px; align-items: flex-start;
  margin-bottom: 6px;
}
.faq-item h3 b {
  flex-shrink: 0; color: var(--pink); font-size: 14px;
  font-weight: 800;
}
.faq-item p { font-size: 13px; color: var(--muted); padding-left: 23px; }

/* 用户热评 */
.review-grid { display: grid; gap: 12px; margin-top: 26px; }
.review {
  background: linear-gradient(150deg, var(--card), #2a1939);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
}
.review .who { display: flex; align-items: center; gap: 10px; margin-bottom: 9px; }
.review .avatar {
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center; font-size: 13px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--purple), var(--pink));
}
.review .who b { font-size: 13.5px; }
.review .stars { font-size: 11.5px; color: var(--gold); letter-spacing: 2px; }
.review q { font-size: 13px; color: #ded0ea; quotes: none; display: block; }

/* 隐私安全 */
.safety-wrap { display: grid; gap: 14px; margin-top: 26px; }
.safety-card {
  display: flex; gap: 14px; align-items: flex-start;
  border-radius: 16px; padding: 16px;
  background: rgba(79, 227, 208, 0.06);
  border: 1px solid rgba(79, 227, 208, 0.2);
}
.safety-card .ico {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 9px;
  display: grid; place-items: center; font-size: 13px; font-weight: 800;
  color: #062522; background: linear-gradient(135deg, #7ff0e0, #3fc9b7);
}
.safety-card h3 { font-size: 14.5px; margin-bottom: 4px; }
.safety-card p { font-size: 13px; color: #b6cfc9; }

/* 创作者计划 */
.creator-grid { display: grid; gap: 14px; margin-top: 26px; }
.creator-card {
  padding: 20px;
  border-radius: 18px;
  background: linear-gradient(160deg, #2c1a3f, #1d1129);
  border: 1px solid rgba(167, 123, 255, 0.28);
}
.creator-card h3 { font-size: 15.5px; margin-bottom: 6px; color: #e8d9ff; }
.creator-card p { font-size: 13px; color: var(--muted); }
.creator-tag {
  display: inline-block; margin-top: 10px; font-size: 11.5px;
  color: #dcc9ff; background: rgba(167, 123, 255, 0.18);
  border-radius: 6px; padding: 2px 9px;
}

/* 交流社区 */
.community-panel {
  margin-top: 26px;
  border-radius: 20px;
  padding: 22px;
  background:
    radial-gradient(420px 200px at 100% 0%, rgba(255, 95, 162, 0.22), transparent 70%),
    linear-gradient(160deg, #241634, #170e22);
  border: 1px solid var(--line);
}
.community-panel > p { font-size: 13.5px; color: var(--muted); margin-bottom: 16px; }
.topic-list { display: grid; gap: 10px; }
.topic {
  display: flex; align-items: center; gap: 12px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 12px; padding: 11px 14px;
}
.topic .hash {
  flex-shrink: 0; font-size: 12px; font-weight: 700; color: var(--pink);
  background: rgba(255, 95, 162, 0.14); border-radius: 6px; padding: 2px 8px;
}
.topic h3 { font-size: 13.5px; font-weight: 600; }
.topic p { font-size: 12px; color: #9d8bb0; }

/* 底部下载 */
.final-cta {
  padding: 54px 0;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(255, 95, 162, 0.25), transparent 70%),
    linear-gradient(180deg, #120b1a, #1c1128);
  text-align: center;
}
.final-cta h2 { font-size: 25px; line-height: 1.4; }
.final-cta .lead { color: var(--muted); font-size: 14px; margin: 10px auto 0; max-width: 560px; }
.cta-steps {
  display: grid; gap: 8px; margin: 22px auto 24px; max-width: 620px; text-align: left;
}
.cta-steps li {
  font-size: 13px; color: #d6c6e4;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 10px; padding: 9px 14px;
}
.cta-steps li b { color: var(--cyan); margin-right: 6px; }
.final-cta .dl-group { margin: 0 auto; text-align: left; }
.cta-fineprint { font-size: 12px; color: #8f7ea3; margin-top: 16px; }

/* 页脚 */
.site-footer {
  border-top: 1px solid var(--line);
  background: #0e0816;
  padding: 34px 0 30px;
}
.footer-top { display: grid; gap: 22px; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand img { height: 30px; width: auto; border-radius: 7px; }
.footer-brand b { font-size: 15px; }
.footer-desc { font-size: 12.5px; color: #8f7ea3; margin-top: 10px; max-width: 420px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.footer-links a { font-size: 13px; color: #b9a6cc; }
.footer-links a:hover { color: var(--pink); }
.footer-bottom {
  margin-top: 22px; padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: space-between;
  font-size: 12px; color: #7b6b8d;
}
.footer-bottom time { color: #7b6b8d; }

/* 768px */
@media (min-width: 768px) {
  .hero { padding: 56px 0 62px; }
  .hero h1 { font-size: 38px; }
  .hero-lead { font-size: 16px; }
  .dl-group { grid-template-columns: repeat(2, 1fr); max-width: 620px; }
  .hero-visual { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .intro-grid { grid-template-columns: repeat(2, 1fr); }
  .ai-layout { grid-template-columns: 0.9fr 1.1fr; align-items: start; }
  .poster-wall { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .faq-grid { grid-template-columns: repeat(2, 1fr); }
  .review-grid { grid-template-columns: repeat(2, 1fr); }
  .safety-wrap { grid-template-columns: repeat(2, 1fr); }
  .creator-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1.2fr 1fr; align-items: start; }
  .section-title { font-size: 30px; }
}

/* 1024px */
@media (min-width: 1024px) {
  .header-inner { height: 70px; }
  .nav-toggle { display: none; }
  .main-nav { display: block !important; margin-left: 24px; }
  .main-nav ul {
    position: static; background: none; border: 0; padding: 0;
    display: flex; gap: 20px;
  }
  .main-nav a { padding: 0; font-size: 13.5px; white-space: nowrap; }
  .header-dl { display: inline-block; }
  .hero { padding: 72px 0 84px; }
  .hero-inner { grid-template-columns: 1.1fr 0.9fr; align-items: center; gap: 48px; }
  .hero h1 { font-size: 46px; }
  .hero-visual { grid-template-columns: repeat(3, 1fr); }
  .hero-visual .poster:nth-child(1) { margin-top: 24px; }
  .hero-visual .poster:nth-child(2) { margin-top: -12px; }
  .hero-visual .poster:nth-child(3) { margin-top: 40px; }
  .intro-grid { grid-template-columns: repeat(4, 1fr); }
  .poster-wall { grid-template-columns: repeat(4, 1fr); }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .faq-grid { grid-template-columns: repeat(2, 1fr); }
  .review-grid { grid-template-columns: repeat(2, 1fr); }
  .creator-grid { grid-template-columns: repeat(3, 1fr); }
  .community-panel { padding: 30px; }
  .topic-list { grid-template-columns: repeat(2, 1fr); }
  .final-cta .dl-group { grid-template-columns: repeat(4, 1fr); max-width: 860px; }
  .final-cta .dl-btn { flex-direction: column; align-items: flex-start; gap: 8px; }
  section { padding: 68px 0; }
}