/* ============ 基础变量与重置 ============ */
:root {
  --bg: #0a0c12;               /* 页面主背景（深黑蓝） */
  --bg-soft: #10131c;          /* 区块背景 */
  --bg-card: #151926;          /* 卡片背景 */
  --line: rgba(255,255,255,.08);   /* 分割线/描边 */
  --text: #eef1f8;             /* 主文字 */
  --text-dim: #9aa4b8;         /* 次要文字 */
  --danger: #ff2d55;           /* 红 */
  --purple: #a855ff;           /* 紫 */
  --blue: #39c6ff;             /* 电光蓝 */
  --grad-main: linear-gradient(135deg,#ff2d55 0%,#a855ff 60%,#5b6bff 100%);  /* 主按钮渐变色 */
  --grad-text: linear-gradient(120deg,#ff4d6d,#c084fc,#5ee7ff);             /* 渐变文字 */
  --radius: 16px;
  --shadow: 0 18px 50px rgba(0,0,0,.45);
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family: "PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x:hidden;
}
img { max-width:100%; display:block; }
a { color:inherit; text-decoration:none; }
ul { list-style:none; }
.wrap { width:min(1180px,92%); margin:0 auto; }

/* 顶部导航 */
.nav {
  position:fixed; inset:0 0 auto; z-index:999;
  backdrop-filter: blur(14px);
  background: rgba(10,12,18,.72);
  border-bottom:1px solid var(--line);
}
.nav-inner { display:flex; align-items:center; justify-content:space-between; height:64px; }
.logo { font-weight:800; font-size:20px; display:flex; align-items:center; gap:10px; }
.logo .mark {
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad-main); color:#fff; font-size:18px; box-shadow:0 6px 18px rgba(168,85,255,.4);
}
.logo small { display:block; font-size:11px; font-weight:500; color:var(--text-dim); letter-spacing:2px; }
.nav-links { display:flex; gap:28px; }
.nav-links a { color:var(--text-dim); font-size:15px; transition:.25s; }
.nav-links a:hover,.nav-links a.on { color:#fff; text-shadow:0 0 12px rgba(92,231,255,.6); }
.nav-download {
  padding:9px 22px; border-radius:999px; background:var(--grad-main);
  font-weight:700; font-size:14px; color:#fff; box-shadow:0 6px 20px rgba(255,45,85,.35);
  transition:.3s;
}
.nav-download:hover { transform:translateY(-2px); box-shadow:0 10px 26px rgba(255,45,85,.5); }

/* ============ Hero 主视觉 ============ */
.hero {
  position:relative; padding:150px 0 90px; overflow:hidden;
  background:
    radial-gradient(900px 420px at 80% -10%, rgba(168,85,255,.22), transparent 60%),
    radial-gradient(700px 380px at 8% 15%, rgba(57,198,255,.14), transparent 60%),
    radial-gradient(600px 340px at 50% 110%, rgba(255,45,85,.16), transparent 60%),
    var(--bg);
}
/* 背景板式占位：可替换为真实剧照墙/背景图(background-image:url(...)) */
.hero::after{
  content:""; position:absolute; inset:0; opacity:.5; pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:46px 46px;
}
.hero-inner { position:relative; z-index:2; text-align:center; }
.hero-badge {
  display:inline-flex; align-items:center; gap:8px;
  padding:7px 18px; border-radius:999px; font-size:13px; color:#ffd7de;
  background:rgba(255,45,85,.12); border:1px solid rgba(255,45,85,.35);
  margin-bottom:22px; letter-spacing:1px;
}
.hero-badge i { color:var(--danger); animation:pulse 1.6s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.35} }
.hero h1 { font-size:clamp(30px,5vw,56px); font-weight:900; letter-spacing:2px; }
.hero h1 .grad { background:var(--grad-text); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero-sub { margin-top:16px; font-size:clamp(15px,2.2vw,20px); color:var(--text-dim); }
.hero-sub b { color:var(--blue); font-weight:600; }
.hero-meta { margin-top:22px; display:flex; justify-content:center; gap:26px; flex-wrap:wrap; color:var(--text-dim); font-size:14px; }
.hero-meta i { color:var(--purple); margin-right:6px; }
.hero-rating { margin-top:14px; color:#ffc53d; font-size:15px; }
.hero-rating span { color:var(--text-dim); margin-left:10px; }

/* 下载按钮组 */
.btns { margin-top:38px; display:flex; gap:18px; justify-content:center; flex-wrap:wrap; }
.btn {
  display:inline-flex; align-items:center; gap:10px;
  padding:15px 34px; border-radius:999px; font-size:16px; font-weight:700;
  transition:.3s; cursor:pointer; border:none;
}
.btn-main { background:var(--grad-main); color:#fff; box-shadow:0 12px 34px rgba(255,45,85,.4); }
.btn-main:hover { transform:translateY(-3px) scale(1.02); box-shadow:0 16px 44px rgba(255,45,85,.55); }
.btn-ghost { background:rgba(168,85,255,.1); color:#e4d0ff; border:1px solid rgba(168,85,255,.5); }
.btn-ghost:hover { background:rgba(168,85,255,.22); transform:translateY(-3px); }
.btn-line { background:transparent; color:var(--blue); border:1px solid rgba(57,198,255,.45); }
.btn-line:hover { background:rgba(57,198,255,.12); transform:translateY(-3px); }
.btn i { font-size:18px; }
.btn-tip { margin-top:16px; font-size:13px; color:var(--text-dim); letter-spacing:1px; }

/* 通用区块标题 */
.sec { padding:84px 0; position:relative; }
.sec-title { text-align:center; margin-bottom:46px; }
.sec-title h2 { font-size:clamp(24px,3.4vw,36px); font-weight:800; letter-spacing:2px; }
.sec-title h2 span { background:var(--grad-text); -webkit-background-clip:text; background-clip:text; color:transparent; }
.sec-title p { color:var(--text-dim); margin-top:10px; font-size:15px; }

/* ============ 核心卖点 ============ */
.feats { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:20px; counter-reset:feat; }
.feat {
  background:var(--bg-card); border:1px solid var(--line); border-radius:var(--radius);
  padding:30px 22px; text-align:center; position:relative; transition:.35s; overflow:hidden;
}
.feat::before { /* 顶部渐变光条 */
  content:""; position:absolute; top:0; left:0; right:0; height:3px;
  background:var(--grad-main); opacity:.85;
}
.feat:hover { transform:translateY(-8px); box-shadow:var(--shadow); border-color:rgba(168,85,255,.4); }
.feat i { font-size:38px; background:var(--grad-text); -webkit-background-clip:text; background-clip:text; color:transparent; }
.feat h3 { margin:16px 0 8px; font-size:17px; }
.feat p { font-size:13px; color:var(--text-dim); }
.feat .no { position:absolute; top:14px; right:18px; color:rgba(255,255,255,.06); font-size:44px; font-weight:900; }

/* ============ 剧集介绍 ============ */
.intro { background:var(--bg-soft); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.intro-grid { display:grid; grid-template-columns:1.05fr .95fr; gap:40px; align-items:start; }
/* 竖版海报占位（替换为真实封面图） */
.poster-ph {
  border-radius:var(--radius); overflow:hidden; position:relative;
  aspect-ratio:3/4; border:1px solid var(--line);
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(168,85,255,.28), transparent 55%),
    linear-gradient(160deg,#1a1f30,#0c0e16);
  display:grid; place-items:center;
}
.poster-ph .ph-inner { text-align:center; color:var(--text-dim); padding:20px; }
.poster-ph i { font-size:52px; opacity:.5; }
.poster-ph em { display:block; margin-top:14px; font-style:normal; font-size:13px; letter-spacing:2px; }
.poster-ph .tag {
  position:absolute; left:14px; top:14px; padding:6px 14px; border-radius:999px;
  background:var(--grad-main); font-size:12px; font-weight:700; color:#fff;
}
.intro-txt h3 { font-size:24px; margin-bottom:6px; }
.intro-txt .sub { color:var(--purple); font-size:14px; margin-bottom:18px; letter-spacing:2px; }
.intro-txt p { color:var(--text-dim); font-size:15px; margin-bottom:14px; text-align:justify; }
.intro-txt p b { color:var(--text); }
.chips { display:flex; flex-wrap:wrap; gap:10px; margin:10px 0 22px; }
.chips span {
  padding:7px 16px; border-radius:999px; font-size:13px;
  background:rgba(92,107,255,.12); border:1px solid rgba(92,107,255,.35); color:#cdd4ff;
}
.watch-list li { display:flex; gap:12px; align-items:flex-start; margin-top:12px; font-size:14px; color:var(--text-dim); }
.watch-list li i { color:var(--blue); margin-top:4px; font-size:13px; }

/* ============ 图片展示区（剧照） ============ */
.gallery { display:grid; grid-template-columns:repeat(auto-fill,minmax(250px,1fr)); gap:20px; }
.shot {
  position:relative; border-radius:14px; overflow:hidden; cursor:pointer;
  aspect-ratio:16/10; border:1px solid var(--line);
  background:
    radial-gradient(90% 90% at 20% 0%, rgba(57,198,255,.16), transparent 55%),
    linear-gradient(200deg,#161b29,#0d0f17);
  display:grid; place-items:center; transition:.35s;
}
.shot:hover { transform:translateY(-6px); border-color:rgba(57,198,255,.5); box-shadow:var(--shadow); }
.shot .ph-ic { text-align:center; color:var(--text-dim); }
.shot .ph-ic i { font-size:30px; opacity:.55; }
.shot .ph-ic p { font-size:12px; margin-top:8px; letter-spacing:1px; }
.shot .cap {
  position:absolute; left:0; right:0; bottom:0; padding:20px 14px 10px; font-size:12px;
  background:linear-gradient(transparent, rgba(0,0,0,.75)); color:#cfd6e4;
}
.shot .zoom { position:absolute; right:12px; top:12px; width:32px; height:32px; border-radius:50%;
  display:grid; place-items:center; background:rgba(0,0,0,.45); color:#fff; font-size:13px; opacity:0; transition:.3s; }
.shot:hover .zoom { opacity:1; }

/* ============ 视频播放区（m3u8） ============ */
.video-sec { background:var(--bg-soft); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.player-wrap { max-width:920px; margin:0 auto; border-radius:var(--radius); overflow:hidden;
  border:1px solid rgba(168,85,255,.3); box-shadow:var(--shadow); background:#000; }
.player-wrap video { width:100%; aspect-ratio:16/9; display:block; background:#000; }
.video-note { max-width:920px; margin:18px auto 0; text-align:center; color:var(--text-dim); font-size:13px; }
.video-note i { color:var(--blue); }
.video-note b { color:#ffd7de; }

/* 选集列表 */
.ep-box { max-width:920px; margin:22px auto 0; }
.ep-title { color:var(--text-dim); font-size:14px; margin-bottom:12px; }
.ep-title i { color:var(--purple); margin-right:6px; }
.ep-list { display:flex; flex-wrap:wrap; gap:10px; }
.ep-btn {
  padding:10px 20px; border-radius:10px; border:1px solid var(--line); cursor:pointer;
  background:var(--bg-card); color:var(--text-dim); font-size:14px; transition:.3s;
}
.ep-btn:hover { border-color:rgba(57,198,255,.5); color:#fff; transform:translateY(-2px); }
.ep-btn.active {
  background:var(--grad-main); color:#fff; border-color:transparent; font-weight:700;
  box-shadow:0 8px 22px rgba(255,45,85,.35);
}

/* ============ 下载引导区 ============ */
.down-tip {
  max-width:920px; margin:0 auto 44px; border-radius:var(--radius);
  border:1px dashed rgba(255,45,85,.4); background:rgba(255,45,85,.06);
  padding:26px 30px; text-align:center;
}
.down-tip h3 { font-size:20px; color:#ffc2cf; }
.down-tip p { color:var(--text-dim); font-size:14px; margin-top:8px; }
.down-grid { max-width:920px; margin:0 auto; display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.down-card {
  background:var(--bg-card); border:1px solid var(--line); border-radius:var(--radius);
  padding:34px 24px; text-align:center; transition:.35s; position:relative; overflow:hidden;
}
.down-card:hover { transform:translateY(-8px); border-color:rgba(168,85,255,.5); box-shadow:var(--shadow); }
.down-card::after { content:""; position:absolute; inset:auto -30% -60% 40%; width:120%; height:120%;
  background:radial-gradient(closest-side, rgba(168,85,255,.25), transparent); pointer-events:none; }
.down-card i { font-size:42px; background:var(--grad-text); -webkit-background-clip:text; background-clip:text; color:transparent; }
.down-card h4 { margin:16px 0 6px; font-size:18px; }
.down-card p { font-size:13px; color:var(--text-dim); }
.down-card .go { display:inline-block; margin-top:18px; position:relative; z-index:2;
  padding:10px 28px; border-radius:999px; font-size:14px; font-weight:700; color:#fff; background:var(--grad-main);
  box-shadow:0 8px 22px rgba(255,45,85,.35); transition:.3s; }
.down-card .go:hover { transform:translateY(-2px); }

/* ============ 页脚 ============ */
footer { border-top:1px solid var(--line); padding:42px 0 30px; text-align:center; color:var(--text-dim); font-size:13px; }
footer p { margin-top:8px; max-width:860px; margin-inline:auto; }
footer b { color:var(--text); }

/* 灯箱 */
.lightbox { position:fixed; inset:0; z-index:1000; display:none; place-items:center;
  background:rgba(0,0,0,.88); backdrop-filter:blur(4px); padding:30px; }
.lightbox.open { display:grid; }
.lightbox img { max-width:min(900px,100%); max-height:82vh; border-radius:12px; box-shadow:0 0 60px rgba(168,85,255,.25); }
.lightbox .close { position:absolute; top:24px; right:30px; width:44px; height:44px; border-radius:50%;
  border:1px solid var(--line); background:rgba(255,255,255,.06); color:#fff; font-size:20px; cursor:pointer; }

/* Toast 提示 */
.toast { position:fixed; left:50%; bottom:36px; transform:translate(-50%,20px); z-index:1200;
  background:#1b2130; border:1px solid rgba(92,231,255,.35); color:#d9f6ff; padding:12px 26px;
  border-radius:999px; font-size:14px; opacity:0; pointer-events:none; transition:.35s; box-shadow:var(--shadow); }
.toast.show { opacity:1; transform:translate(-50%,0); }

@media (max-width:860px){
  .nav-links { display:none; }
  .intro-grid { grid-template-columns:1fr; }
  .down-grid { grid-template-columns:1fr; }
  .sec { padding:60px 0; }
  .hero { padding:120px 0 64px; }
}