/* ============================================================
   电影导航网 · 全站样式（无任何外部依赖）
   结构：变量 → 基础 → 页头 → 主体 → 卡片/表格/FAQ → 页脚 → 响应式
   ============================================================ */
:root{
  --bg:#f6f7f9;
  --card:#ffffff;
  --ink:#1b2330;
  --muted:#5c6572;
  --line:#e6e9ee;
  --primary:#d9261c;          /* 电影红 */
  --primary-dark:#b71e15;
  --navy:#111a2e;             /* 页头/页脚深蓝 */
  --navy-2:#1a2540;
  --gold:#c8860a;
  --green:#0d8a4f;
  --radius:12px;
  --shadow:0 1px 3px rgba(16,24,40,.06),0 8px 24px -12px rgba(16,24,40,.12);
  --container:1080px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.7;font-size:16px;
}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;vertical-align:middle}
ul,ol{list-style:none}
table{border-collapse:collapse;width:100%}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.icon{width:1.1em;height:1.1em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* ---------- 页头 ---------- */
.site-header{background:var(--navy);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(10,16,30,.25)}
.header-inner{display:flex;align-items:center;gap:28px;height:60px}
.logo{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:700;letter-spacing:.5px;white-space:nowrap}
.logo .icon{width:24px;height:24px;color:var(--primary);stroke-width:2.2}
.logo b{color:#fff}
.logo span{color:var(--primary)}
.main-nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.main-nav a{padding:8px 12px;border-radius:8px;font-size:15px;color:#c6cdd9;white-space:nowrap;transition:.15s}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.main-nav a.active{color:#fff;background:var(--primary)}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;color:#fff;cursor:pointer;padding:8px}
.nav-toggle .icon{width:26px;height:26px}

/* ---------- 面包屑 ---------- */
.breadcrumb{font-size:13px;color:var(--muted);padding:14px 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.breadcrumb li+li::before{content:"/";margin-right:6px;color:#c2c8d0}
.breadcrumb a:hover{color:var(--primary)}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 55%,#2a1a3a 100%);color:#fff;padding:52px 0 46px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(217,38,28,.35),transparent 70%)}
.hero h1{font-size:32px;line-height:1.35;margin-bottom:12px}
.hero h1 em{font-style:normal;color:#ff6b61}
.hero p{color:#b9c2d4;max-width:640px;font-size:16.5px}
.hero .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;position:relative;z-index:1}
.hero .hero-tags a{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);padding:7px 14px;border-radius:99px;font-size:14px;color:#e8ecf3;transition:.15s}
.hero .hero-tags a:hover{background:var(--primary);border-color:var(--primary)}
.hero-inner{position:relative;z-index:1}

/* ---------- 通用区块 ---------- */
main{min-height:60vh}
.section{padding:34px 0 8px}
.section-head{display:flex;align-items:baseline;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.section-head h2{font-size:22px;display:flex;align-items:center;gap:8px}
.section-head h2 .icon{color:var(--primary);width:22px;height:22px}
.section-head .more{margin-left:auto;font-size:14px;color:var(--primary);white-space:nowrap}
.section-head .more:hover{text-decoration:underline}
.section-head p.sub{width:100%;color:var(--muted);font-size:14.5px;margin-top:-6px}

/* ---------- 平台卡片 ---------- */
.platform-group{margin-bottom:26px}
.platform-group>h3{font-size:17px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.platform-group>h3 .icon{color:var(--primary)}
.platform-group>h3 small{color:var(--muted);font-weight:400;font-size:13px}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.platform-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);transition:.15s;display:block}
.platform-card:hover{transform:translateY(-3px);border-color:#f0b9b5;box-shadow:0 10px 24px -10px rgba(217,38,28,.25)}
.platform-card .pc-top{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.platform-card .pc-top h4{font-size:16px}
.platform-card .pc-top .icon{color:var(--primary);width:20px;height:20px}
.platform-card p{font-size:13.5px;color:var(--muted);line-height:1.6}
.tag{display:inline-block;font-size:12px;padding:2px 9px;border-radius:99px;line-height:1.6;margin-top:8px;margin-right:6px}
.tag-vip{background:#fdf0e3;color:var(--gold)}
.tag-free{background:#e7f6ee;color:var(--green)}
.tag-buy{background:#fdeaea;color:var(--primary)}
.tag-info{background:#e9edf5;color:#3c4a63}
.tag-tv{background:#efe9fb;color:#6b3fd4}

/* ---------- 类型/榜单入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
.entry-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 14px;text-align:center;box-shadow:var(--shadow);transition:.15s;display:flex;flex-direction:column;align-items:center;gap:8px}
.entry-card:hover{transform:translateY(-3px);border-color:#f0b9b5}
.entry-card .icon{width:26px;height:26px;color:var(--primary)}
.entry-card b{font-size:15px}
.entry-card small{color:var(--muted);font-size:12.5px}

/* ---------- 片单卡 ---------- */
.list-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:14px;transition:.15s;display:block}
.list-card:hover{border-color:#f0b9b5;transform:translateY(-2px)}
.list-card h3{font-size:18px;margin-bottom:6px;color:var(--ink)}
.list-card:hover h3{color:var(--primary)}
.list-card p{color:var(--muted);font-size:14.5px}
.list-card .meta{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px;font-size:13px;color:var(--muted)}
.list-card .meta span{display:inline-flex;align-items:center;gap:5px}

/* ---------- 电影表格 ---------- */
.table-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow-x:auto}
table.data{min-width:560px}
table.data th{background:#f2f4f8;text-align:left;font-size:14px;color:#3c4a63;padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
table.data td{padding:11px 14px;border-bottom:1px solid #f0f2f5;font-size:14.5px;vertical-align:top}
table.data tr:last-child td{border-bottom:0}
table.data tr:hover td{background:#fafbfd}
table.data .num{font-weight:700;color:var(--primary);white-space:nowrap}
table.data .score{font-weight:700;color:var(--gold);white-space:nowrap}
table.data a:hover{color:var(--primary);text-decoration:underline}

/* ---------- 电影行卡（片单内容页） ---------- */
.movie-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;margin-bottom:12px;box-shadow:var(--shadow)}
.movie-item .mi-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.movie-item .mi-head .rank{font-size:18px;font-weight:800;color:var(--primary);min-width:34px}
.movie-item .mi-head h3{font-size:17px}
.movie-item .mi-head .year{color:var(--muted);font-size:13.5px}
.movie-item .mi-head .score{margin-left:auto;color:var(--gold);font-weight:700;white-space:nowrap}
.movie-item p{font-size:14px;color:var(--muted);margin-top:6px}

/* ---------- FAQ ---------- */
.faq details{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:10px;padding:0 18px;box-shadow:var(--shadow)}
.faq summary{cursor:pointer;font-weight:600;font-size:15.5px;padding:15px 0;list-style:none;display:flex;align-items:center;gap:8px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";margin-left:auto;color:var(--primary);font-size:20px;font-weight:400}
.faq details[open] summary::after{content:"−"}
.faq details p{padding:0 0 15px;color:var(--muted);font-size:14.5px}

/* ---------- 文章正文 ---------- */
.prose{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow);margin-bottom:18px}
.prose h2{font-size:20px;margin:26px 0 12px;padding-left:10px;border-left:4px solid var(--primary)}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:17px;margin:20px 0 10px}
.prose p{margin-bottom:12px;color:#2c3542;font-size:15.5px}
.prose li{margin-bottom:6px}
.prose .note{background:#f6f9ff;border:1px solid #dce6fa;border-radius:10px;padding:12px 16px;font-size:14px;color:#3c4a63;margin:14px 0}
.prose .update-time{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px;margin-bottom:16px}

/* ---------- 时间线（观影顺序） ---------- */
.timeline{position:relative;padding-left:26px;margin:10px 0}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--primary),#f0b9b5)}
.timeline li{position:relative;padding:0 0 14px 8px}
.timeline li::before{content:"";position:absolute;left:-24px;top:8px;width:10px;height:10px;border-radius:50%;background:#fff;border:3px solid var(--primary)}
.timeline b{font-size:15.5px}
.timeline small{color:var(--muted);display:block;font-size:13px}

/* ---------- 搜索框（404/sitemap） ---------- */
.search-box{display:flex;gap:10px;max-width:460px;margin:0 auto 22px}
.search-box input{flex:1;border:1.5px solid var(--line);border-radius:10px;padding:11px 14px;font-size:15px;outline:none;background:#fff}
.search-box input:focus{border-color:var(--primary)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--navy);color:#9aa4b8;margin-top:50px;padding:38px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;margin-bottom:26px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:12px}
.footer-grid a{display:block;padding:3px 0;color:#9aa4b8}
.footer-grid a:hover{color:#fff}
.footer-grid p{font-size:13px;line-height:1.8}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:18px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#7c869c}
.footer-bottom a{color:#9aa4b8}
.footer-bottom a:hover{color:#fff}

/* ---------- 返回顶部 ---------- */
.back-top{position:fixed;right:22px;bottom:26px;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;border:0;cursor:pointer;box-shadow:0 6px 18px rgba(217,38,28,.4);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.25s;z-index:60}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{background:var(--primary-dark)}

/* ---------- 404 ---------- */
.error-hero{text-align:center;padding:70px 20px 30px}
.error-hero .code{font-size:88px;font-weight:800;color:var(--primary);line-height:1;letter-spacing:4px}
.error-hero h1{font-size:24px;margin:16px 0 8px}
.error-hero p{color:var(--muted)}

/* ---------- 响应式 ---------- */
@media (max-width:860px){
  .nav-toggle{display:block}
  .main-nav{position:absolute;top:60px;left:0;right:0;background:var(--navy);flex-direction:column;align-items:stretch;gap:0;padding:8px 12px 14px;display:none;border-top:1px solid rgba(255,255,255,.08)}
  .main-nav.open{display:flex}
  .main-nav a{padding:11px 12px;border-radius:8px}
  .hero h1{font-size:25px}
  .hero{padding:38px 0 34px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section-head h2{font-size:19px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .card-grid{grid-template-columns:1fr}
  .prose{padding:20px 16px}
  .hero h1{font-size:22px}
}