:root{
      --primary:#06b6d4;
      --accent:#ec4899;
      --bg:#0c0a1a;
      --text:#e0f2fe;
      --radius-lg:24px;
      --radius-md:16px;
      --shadow-soft:0 10px 30px rgba(6,182,212,0.12), 0 4px 12px rgba(0,0,0,0.6);
      --shadow-hover:0 18px 36px rgba(6,182,212,0.25), 0 8px 20px rgba(0,0,0,0.7);
    }
    *{font-family:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;}
    body{
      background: var(--bg);
      color: var(--text);
      letter-spacing:0.2px;
      scroll-behavior:smooth;
    }
    /* 导航栏吸顶+透明变化 */
    .navbar{
      backdrop-filter: blur(10px);
      background: rgba(12,10,26,0.6) !important;
      transition: background 0.3s ease, box-shadow 0.3s ease;
      border-bottom:1px solid rgba(6,182,212,0.2);
    }
    .navbar.scrolled{
      background: rgba(12,10,26,0.9) !important;
      box-shadow:0 6px 20px rgba(0,0,0,0.8);
    }
    .navbar-brand{
      font-weight:800;
      font-size:1.6rem;
      color: var(--primary) !important;
      letter-spacing:0.5px;
    }
    .navbar-brand i{color:var(--accent);}
    .nav-link{
      color: var(--text) !important;
      font-weight:500;
      margin:0 0.4rem;
      transition:color 0.2s;
    }
    .nav-link:hover{color: var(--primary) !important;}
    .navbar-toggler{border-color:rgba(224,242,254,0.4);}
    .navbar-toggler-icon{filter:invert(80%);}

    /* hero关键词云 */
    .hero-cloud{
      padding: 3rem 1.5rem 1.5rem;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 0.8rem 1.2rem;
    }
    .cloud-tag{
      padding: 0.4rem 1.2rem;
      border-radius: 40px;
      background: rgba(6,182,212,0.1);
      border: 1px solid rgba(6,182,212,0.3);
      color: var(--text);
      font-weight: 500;
      font-size: 0.95rem;
      transition: 0.2s;
    }
    .cloud-tag:nth-child(even){ border-color: rgba(236,72,153,0.4); background: rgba(236,72,153,0.08); }
    .cloud-tag:hover{ transform: scale(1.05); background: rgba(6,182,212,0.2); }

    /* 区块标题 */
    .section-title{
      font-weight: 800;
      font-size: 1.6rem;
      margin: 2rem 0 1.2rem;
      position: relative;
      display: inline-block;
      padding-bottom: 6px;
    }
    .section-title:after{
      content:'';
      position:absolute;
      left:0; bottom:0;
      width:100%;
      height:3px;
      background: linear-gradient(90deg,var(--primary),var(--accent));
      border-radius: 4px;
    }
    .section-sub{ color:#94a3b8; font-size:0.9rem; margin-top:-0.5rem; margin-bottom:1.5rem; }

    /* 卡片网格/横滑 */
    .poster-row{
      display: flex;
      flex-wrap: nowrap;
      overflow-x: auto;
      gap: 1rem;
      padding-bottom: 1rem;
      scrollbar-width: thin;
      scrollbar-color: var(--primary) #1a1535;
    }
    .poster-row::-webkit-scrollbar{ height: 6px; }
    .poster-row::-webkit-scrollbar-thumb{ background: var(--primary); border-radius: 20px; }

    .movie-card{
      flex: 0 0 auto;
      width: 160px;
      border-radius: var(--radius-md);
      background: #141027;
      box-shadow: var(--shadow-soft);
      border:1px solid rgba(6,182,212,0.15);
      transition: all 0.25s ease;
      cursor:pointer;
      overflow: hidden;
    }
    .movie-card:hover{
      transform: translateY(-4px) scale(1.02);
      box-shadow: var(--shadow-hover);
      border-color: rgba(236,72,153,0.6);
    }
    .poster-img{
      width:100%;
      height:220px;
      object-fit: cover;
      background: linear-gradient(145deg,#1c1833,#0e0c22);
      position:relative;
    }
    .card-badge{
      position:absolute;
      top:8px; right:8px;
      background: rgba(0,0,0,0.75);
      color: var(--primary);
      font-size:0.7rem;
      font-weight:600;
      padding:0.2rem 0.5rem;
      border-radius:20px;
      border:1px solid rgba(6,182,212,0.6);
      backdrop-filter: blur(4px);
    }
    .card-badge.accent{ color: var(--accent); border-color: var(--accent); }
    .movie-info{
      padding: 0.7rem 0.8rem 0.9rem;
    }
    .movie-title{
      font-weight: 700;
      font-size: 0.95rem;
      margin-bottom: 0.3rem;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .movie-meta{
      color:#8ba3be;
      font-size:0.75rem;
      display:flex;
      justify-content:space-between;
      align-items:center;
    }
    .rating{ color: var(--accent); font-weight:600; }

    /* 分类海报矩阵 (卡片网格) */
    .grid-poster{
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(150px,1fr));
      gap:1rem;
    }
    .grid-poster .movie-card{ width:100%; }

    /* 热度榜 */
    .hot-list{
      background: rgba(6,182,212,0.03);
      border-radius: var(--radius-lg);
      padding: 1.5rem;
      border:1px solid rgba(6,182,212,0.2);
    }
    .hot-item{
      display:flex;
      align-items:center;
      padding:0.75rem 0.5rem;
      border-bottom:1px solid rgba(255,255,255,0.05);
      font-weight:500;
      transition: 0.15s;
    }
    .hot-item:hover{ background: rgba(6,182,212,0.1); border-radius: 20px; }
    .hot-rank{
      font-size:1.2rem;
      font-weight:800;
      color: var(--primary);
      width:2.5rem;
    }
    .hot-title{ flex:1; font-size:0.95rem; }
    .hot-tag{ color: var(--accent); font-size:0.8rem; }

    /* 特色卡片(观影贴士) */
    .tip-card{
      background:#161130;
      border-radius: var(--radius-md);
      padding:1.2rem;
      height:100%;
      border-left:4px solid var(--primary);
      box-shadow: var(--shadow-soft);
    }
    /* 今天看什么 */
    .random-pick{
      background: linear-gradient(120deg, rgba(6,182,212,0.1), rgba(236,72,153,0.1));
      border-radius: var(--radius-lg);
      padding:2rem 1.5rem;
      text-align:center;
    }
    /* 弹窗 */
    .movie-modal{
      display:none;
      position: fixed;
      inset:0;
      z-index: 9999;
      background: rgba(0,0,0,0.8);
      backdrop-filter: blur(12px);
      align-items: center;
      justify-content: center;
      padding: 1.5rem;
    }
    .movie-modal.open{ display:flex; }
    .modal-card{
      max-width: 460px;
      width:100%;
      background: rgba(20,16,39,0.95);
      border-radius: var(--radius-lg);
      padding:2rem 1.8rem;
      border:1px solid rgba(6,182,212,0.4);
      box-shadow: 0 25px 60px rgba(0,0,0,0.9);
    }
    .modal-title{
      font-size:1.5rem;
      font-weight:700;
      display:flex;
      justify-content:space-between;
      align-items:center;
    }
    .modal-meta span{
      display:inline-block;
      background: rgba(6,182,212,0.2);
      padding:0.2rem 0.8rem;
      border-radius:20px;
      font-size:0.75rem;
      margin-right:0.5rem;
    }
    .modal-plot{ margin-top:1rem; color:#cbd5e1; font-size:0.9rem; }
    .modal-rating{ color:var(--accent); font-size:1.2rem; font-weight:700; }

    /* 回到顶部 */
    #backTop{
      position: fixed;
      bottom: 2rem;
      right: 1.5rem;
      width: 44px; height:44px;
      border-radius:50%;
      background: var(--primary);
      color:#fff;
      border:none;
      font-size:1.3rem;
      display: none;
      align-items:center;
      justify-content:center;
      z-index:1000;
      box-shadow: 0 8px 20px rgba(6,182,212,0.4);
    }
    #backTop.show{ display:flex; }
    .footer{
      border-top:1px solid rgba(6,182,212,0.2);
      padding:2rem 0;
      color:#8ba3be;
    }
    .friend-links{
      background:#121024;
      border-radius: var(--radius-lg);
      padding:1rem 1.5rem;
      margin-top: 2rem;
    }
    .link-placeholder{ color:var(--primary); }
    .btn-random{
      background: var(--accent);
      border:none;
      color:white;
      padding:0.6rem 1.6rem;
      border-radius:40px;
      font-weight:600;
    }
    /* 步骤条 */
    .step-bar{
      display:flex;
      gap:1rem;
      margin:1.2rem 0;
    }
    .step-item{
      flex:1;
      background:#141027;
      border-radius: var(--radius-md);
      padding:1rem;
      border-top:3px solid var(--primary);
    }

/* --- 子页面追加 --- */
/* 确保 Bootstrap 组件配色与本站一致 */
    .card, .card-body { background: rgba(12, 10, 26, 0.8); color: var(--text); border: 1px solid rgba(6, 182, 212, 0.2); }
.card-title { color: var(--primary); }
.card-text { color: var(--text); }
.form-control { background: rgba(0,0,0,.35); color: var(--text); border-color: rgba(6, 182, 212, 0.3); }
.form-control::placeholder { color: rgba(255,255,255,.45); }
.list-group-item { background: rgba(12, 10, 26, 0.8); color: var(--text); border-color: rgba(6, 182, 212, 0.15); }
/* 关于页面专属 */
    .about-hero {
      padding: 80px 0 50px;
      background: linear-gradient(135deg, rgba(6,182,212,0.15) 0%, rgba(236,72,153,0.1) 50%, rgba(12,10,26,0.9) 100%);
    }
.about-hero h1 {
      font-size: 2.6rem;
      font-weight: 800;
      color: var(--text);
      line-height: 1.3;
    }
.about-hero h1 span {
      color: var(--primary);
      position: relative;
    }
.about-hero h1 span::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 3px;
      background: var(--accent);
      border-radius: 3px;
    }
.about-section {
      padding: 50px 0;
    }
.about-section h2 {
      color: var(--primary);
      font-weight: 700;
      font-size: 1.8rem;
      margin-bottom: 20px;
      position: relative;
      padding-left: 18px;
    }
.about-section h2::before {
      content: '';
      position: absolute;
      left: 0;
      top: 8px;
      height: 24px;
      width: 5px;
      background: var(--accent);
      border-radius: 3px;
    }
.about-section p {
      color: rgba(224, 242, 254, 0.85);
      line-height: 1.9;
      font-size: 1.05rem;
    }
.about-section strong {
      color: var(--primary);
    }
.feature-icon {
      font-size: 2.5rem;
      color: var(--primary);
      margin-bottom: 15px;
    }
.about-card {
      background: rgba(6, 182, 212, 0.06);
      border: 1px solid rgba(6, 182, 212, 0.2);
      border-radius: var(--radius-md);
      padding: 25px;
      transition: all 0.3s ease;
      height: 100%;
    }
.about-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary);
    }
.about-card h4 {
      color: var(--text);
      font-weight: 600;
      font-size: 1.2rem;
      margin-bottom: 12px;
    }
.about-card p {
      font-size: 0.95rem;
      line-height: 1.7;
      color: rgba(224, 242, 254, 0.75);
    }
.timeline-item {
      position: relative;
      padding-left: 30px;
      margin-bottom: 25px;
      border-left: 2px solid rgba(6, 182, 212, 0.3);
    }
.timeline-item::before {
      content: '';
      position: absolute;
      left: -8px;
      top: 6px;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
    }
.timeline-item h5 {
      color: var(--accent);
      font-weight: 600;
      margin-bottom: 8px;
    }
.timeline-item p {
      font-size: 0.95rem;
      margin-bottom: 0;
    }
.stat-box {
      text-align: center;
      padding: 25px 15px;
      background: rgba(12, 10, 26, 0.6);
      border: 1px solid rgba(6, 182, 212, 0.15);
      border-radius: var(--radius-md);
    }
.stat-box .stat-num {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary);
      display: block;
      margin-bottom: 5px;
    }
.stat-box .stat-label {
      color: rgba(224, 242, 254, 0.7);
      font-size: 0.9rem;
    }
.quote-box {
      background: linear-gradient(135deg, rgba(6,182,212,0.1), rgba(236,72,153,0.1));
      border-radius: var(--radius-lg);
      padding: 30px;
      margin: 30px 0;
      border-left: 4px solid var(--accent);
    }
.quote-box p {
      font-size: 1.15rem;
      font-style: italic;
      color: var(--text);
      margin-bottom: 10px;
    }
.quote-box .author {
      color: var(--accent);
      font-weight: 600;
      font-size: 0.9rem;
    }
.nav-link.active {
      color: var(--accent) !important;
      font-weight: 600;
    }
/* 导航品牌名保持完整连续 */
    .navbar-brand {
      color: var(--text) !important;
      font-weight: 700;
      font-size: 1.3rem;
      letter-spacing: 0.5px;
    }

/* --- 子页面追加 --- */
/* 本页专属样式补充 */
        .guide-hero { padding: 60px 0 30px; position: relative; }
.guide-hero .hero-badge { display: inline-block; background: rgba(6,182,212,0.15); color: var(--primary); border: 1px solid rgba(6,182,212,0.3); padding: 6px 16px; border-radius: 50px; font-size: 0.85rem; font-weight: 600; letter-spacing: 1px; margin-bottom: 20px; }
.guide-hero h1 { font-size: 2.6rem; font-weight: 800; color: var(--text); line-height: 1.2; margin-bottom: 18px; }
.guide-hero h1 .gradient-text { background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.guide-hero p.lead { color: rgba(224,242,254,0.75); font-size: 1.1rem; max-width: 720px; margin: 0 auto; }
.guide-section { padding: 40px 0; border-bottom: 1px solid rgba(6,182,212,0.08); }
.guide-section:last-child { border-bottom: none; }
.guide-section .section-tag { display: inline-block; background: rgba(236,72,153,0.12); color: var(--accent); font-size: 0.75rem; font-weight: 700; padding: 4px 12px; border-radius: 50px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 12px; }
.guide-section h2 { font-size: 1.8rem; font-weight: 800; color: var(--text); margin-bottom: 20px; }
.guide-section h2 i { color: var(--primary); margin-right: 10px; }
.guide-section h3 { font-size: 1.2rem; font-weight: 700; color: var(--text); margin: 20px 0 12px; }
.guide-section p { color: rgba(224,242,254,0.8); line-height: 1.8; }
.guide-section ul, .guide-section ol { color: rgba(224,242,254,0.8); line-height: 1.8; padding-left: 20px; }
.guide-section li { margin-bottom: 8px; }
.step-card { background: rgba(6,182,212,0.06); border: 1px solid rgba(6,182,212,0.12); border-radius: var(--radius-md); padding: 24px; margin-bottom: 16px; transition: all 0.3s ease; }
.step-card:hover { background: rgba(6,182,212,0.1); border-color: rgba(6,182,212,0.3); transform: translateY(-3px); box-shadow: var(--shadow-soft); }
.step-card .step-num { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; font-weight: 800; font-size: 0.9rem; margin-bottom: 14px; }
.step-card h4 { font-size: 1.05rem; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.step-card p { font-size: 0.95rem; margin-bottom: 0; }
.tip-box { background: rgba(236,72,153,0.08); border-left: 4px solid var(--accent); border-radius: 0 var(--radius-md) var(--radius-md) 0; padding: 18px 22px; margin: 24px 0; }
.tip-box p { margin-bottom: 0; font-size: 0.95rem; }
.tip-box i { color: var(--accent); margin-right: 8px; }
.shortcut-table { width: 100%; max-width: 640px; margin: 16px 0; border-collapse: collapse; }
.shortcut-table th { background: rgba(6,182,212,0.15); color: var(--primary); font-weight: 700; padding: 12px 16px; text-align: left; border-radius: 8px 8px 0 0; font-size: 0.9rem; }
.shortcut-table td { padding: 12px 16px; border-bottom: 1px solid rgba(6,182,212,0.1); color: rgba(224,242,254,0.85); font-size: 0.9rem; }
.shortcut-table tr:last-child td { border-bottom: none; }
.shortcut-table td:first-child { font-weight: 600; color: var(--text); }
.shortcut-table td i { color: var(--primary); margin-right: 6px; }
.guide-faq { margin-top: 30px; }
.guide-faq details { background: rgba(6,182,212,0.04); border: 1px solid rgba(6,182,212,0.1); border-radius: var(--radius-md); padding: 18px 22px; margin-bottom: 12px; }
.guide-faq summary { font-weight: 600; color: var(--text); cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; }
.guide-faq summary::-webkit-details-marker { display: none; }
.guide-faq summary::after { content: '\f107'; font-family: 'Font Awesome 6 Free'; font-weight: 900; color: var(--primary); transition: transform 0.3s; }
.guide-faq details[open] summary::after { transform: rotate(180deg); }
.guide-faq details p { margin-top: 14px; font-size: 0.95rem; }
.quick-links { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin: 30px 0 10px; }
.quick-links a { background: rgba(6,182,212,0.08); border: 1px solid rgba(6,182,212,0.2); color: var(--text); padding: 10px 22px; border-radius: 50px; font-size: 0.9rem; font-weight: 500; transition: all 0.3s; text-decoration: none; }
.quick-links a:hover { background: rgba(6,182,212,0.2); border-color: var(--primary); color: var(--text); box-shadow: var(--shadow-soft); }
.guide-hero h1 { font-size: 1.9rem; }
.guide-section h2 { font-size: 1.4rem; }
.step-card { padding: 18px; }
.quick-links a { font-size: 0.85rem; padding: 8px 16px; }

/* --- 子页面追加 --- */
.disclaimer-hero { padding: 80px 0 40px; text-align: center; }
.disclaimer-hero h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: 12px; }
.disclaimer-hero p { color: rgba(224, 242, 254, 0.7); max-width: 600px; margin: 0 auto; }
.disclaimer-section { padding: 40px 0; }
.disclaimer-card { background: rgba(12, 10, 26, 0.8); border: 1px solid rgba(6, 182, 212, 0.15); border-radius: 20px; padding: 32px; margin-bottom: 24px; box-shadow: 0 4px 16px rgba(0,0,0,0.4); }
.disclaimer-card h2 { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin-bottom: 16px; }
.disclaimer-card h3 { font-size: 1.2rem; font-weight: 600; color: var(--text); margin: 16px 0 8px; }
.disclaimer-card p, .disclaimer-card li { color: rgba(224, 242, 254, 0.85); line-height: 1.8; font-size: 0.95rem; }
.disclaimer-card ul { padding-left: 20px; }
.disclaimer-card ul li { margin-bottom: 6px; }
.highlight-text { color: var(--accent); font-weight: 600; }
.back-home { text-align: center; padding: 40px 0 60px; }
.back-home a { display: inline-block; padding: 12px 32px; background: var(--primary); color: #fff; border-radius: 50px; text-decoration: none; font-weight: 600; transition: all 0.3s; }
.back-home a:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(6,182,212,0.4); }