:root{
  --primary:#dc2626;
  --accent:#fb923c;
  --bg:#141013;
  --text:#fef2f2;
  --card-bg:#1e181e;
  --shadow:0 8px 30px rgba(220,38,38,0.08);
  --radius:18px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  line-height:1.6;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit;}
h1,h2,h3,h4,.display-title{font-weight:900;letter-spacing:-0.02em;}
.display-title{font-size:clamp(3rem,7vw,4.5rem);line-height:1.1;}
.text-gradient{
  background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 60%,#fda4af 100%);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.navbar-custom{
  background:rgba(20,16,19,0.85);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(220,38,38,0.15);
  padding:12px 0;
  z-index:999;
}
.navbar-brand{
  font-size:1.5rem;
  font-weight:900;
  color:var(--text);
  display:flex;
  align-items:center;
  gap:8px;
}
.navbar-brand i{color:var(--primary);}
.nav-link{
  color:rgba(254,242,242,0.75);
  font-weight:500;
  padding:8px 16px !important;
  border-radius:999px;
  transition:all .2s;
}
.nav-link:hover,.nav-link.active{
  color:var(--text);
  background:rgba(220,38,38,0.12);
}
.btn-pill{
  border-radius:999px;
  padding:8px 20px;
  font-weight:600;
  border:none;
  transition:all .2s;
}
.btn-primary-custom{
  background:var(--primary);
  color:#fff;
}
.btn-primary-custom:hover{background:#b91c1c;transform:translateY(-2px);box-shadow:0 8px 25px rgba(220,38,38,0.3);}
.btn-outline-custom{
  background:transparent;
  border:1px solid rgba(254,242,242,0.2);
  color:var(--text);
}
.btn-outline-custom:hover{background:rgba(254,242,242,0.1);border-color:var(--accent);}
.hero-section{
  min-height:70vh;
  display:flex;
  align-items:center;
  position:relative;
  overflow:hidden;
  padding:80px 0 40px;
}
.hero-float{
  position:absolute;
  border-radius:50%;
  filter:blur(80px);
  opacity:0.3;
  animation:float 8s ease-in-out infinite;
}
.hero-float-1{width:400px;height:400px;background:var(--primary);top:-100px;right:10%;}
.hero-float-2{width:300px;height:300px;background:var(--accent);bottom:-50px;left:5%;animation-delay:-4s;}
@keyframes float{
  0%,100%{transform:translateY(0) scale(1);}
  50%{transform:translateY(-30px) scale(1.05);}
}
.search-box{
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:999px;
  padding:6px 6px 6px 24px;
  display:flex;
  align-items:center;
  max-width:520px;
  backdrop-filter:blur(8px);
}
.search-box input{
  background:transparent;
  border:none;
  outline:none;
  color:var(--text);
  flex:1;
  font-size:1rem;
}
.search-box input::placeholder{color:rgba(254,242,242,0.5);}
.search-box button{
  background:var(--primary);
  border:none;
  border-radius:999px;
  color:#fff;
  padding:10px 24px;
  font-weight:600;
  transition:all .2s;
}
.search-box button:hover{background:#b91c1c;}
.section-block{
  padding:70px 0;
  position:relative;
}
.section-title{
  font-size:2.2rem;
  font-weight:900;
  margin-bottom:8px;
  display:flex;
  align-items:center;
  gap:12px;
}
.section-sub{
  color:rgba(254,242,242,0.6);
  margin-bottom:40px;
}
.filter-bar{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-bottom:30px;
}
.filter-chip{
  padding:8px 20px;
  border-radius:999px;
  background:rgba(255,255,255,0.05);
  border:1px solid rgba(255,255,255,0.1);
  color:rgba(254,242,242,0.7);
  font-weight:500;
  cursor:pointer;
  transition:all .2s;
  font-size:0.9rem;
}
.filter-chip:hover,.filter-chip.active{
  background:rgba(220,38,38,0.2);
  border-color:var(--primary);
  color:#fff;
}
.movie-card{
  background:var(--card-bg);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:all .35s cubic-bezier(.4,0,.2,1);
  cursor:pointer;
  border:1px solid rgba(255,255,255,0.03);
  position:relative;
}
.movie-card:hover{
  transform:translateY(-10px);
  box-shadow:0 20px 50px rgba(220,38,38,0.15);
  border-color:rgba(220,38,38,0.3);
}
.movie-poster{
  position:relative;
  aspect-ratio:2/3;
  overflow:hidden;
}
.movie-poster img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .5s ease;
}
.movie-card:hover .movie-poster img{transform:scale(1.05);}
.movie-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(20,16,19,0.95) 0%,rgba(20,16,19,0.2) 50%,transparent 100%);
  opacity:0;
  transition:opacity .3s;
  display:flex;
  align-items:flex-end;
  padding:20px;
}
.movie-card:hover .movie-overlay{opacity:1;}
.play-btn{
  width:54px;height:54px;
  border-radius:50%;
  background:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  position:absolute;
  top:50%;left:50%;
  transform:translate(-50%,-50%) scale(0.5);
  opacity:0;
  transition:all .4s cubic-bezier(.34,1.56,.64,1);
  box-shadow:0 0 40px rgba(220,38,38,0.6);
}
.movie-card:hover .play-btn{
  opacity:1;
  transform:translate(-50%,-50%) scale(1);
}
.play-btn i{font-size:1.4rem;color:#fff;margin-left:4px;}
.movie-info{
  padding:14px 16px;
}
.movie-title{
  font-weight:700;
  font-size:1rem;
  margin-bottom:4px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.movie-meta{
  display:flex;
  gap:8px;
  font-size:0.8rem;
  color:rgba(254,242,242,0.5);
  align-items:center;
}
.badge-year{
  background:rgba(220,38,38,0.2);
  color:var(--accent);
  padding:2px 10px;
  border-radius:999px;
  font-weight:600;
}
.rating-badge{
  background:rgba(251,146,60,0.15);
  color:var(--accent);
  padding:2px 8px;
  border-radius:999px;
  font-weight:700;
  font-size:0.8rem;
}
.rank-list{
  background:var(--card-bg);
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,0.03);
  overflow:hidden;
}
.rank-item{
  display:flex;
  align-items:center;
  gap:16px;
  padding:16px 20px;
  border-bottom:1px solid rgba(255,255,255,0.04);
  transition:background .2s;
}
.rank-item:last-child{border-bottom:none;}
.rank-item:hover{background:rgba(220,38,38,0.06);}
.rank-number{
  font-size:1.6rem;
  font-weight:900;
  color:var(--primary);
  width:40px;
  text-align:center;
  font-family:'Courier New',monospace;
}
.rank-info{
  flex:1;
  min-width:0;
}
.rank-title{
  font-weight:600;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.rank-desc{
  font-size:0.8rem;
  color:rgba(254,242,242,0.5);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.rank-score{
  font-weight:700;
  color:var(--accent);
  font-family:'Courier New',monospace;
}
.timeline{
  position:relative;
  padding-left:30px;
}
.timeline::before{
  content:'';
  position:absolute;
  left:10px;
  top:0;
  bottom:0;
  width:2px;
  background:linear-gradient(to bottom,var(--primary),var(--accent),transparent);
}
.timeline-item{
  position:relative;
  margin-bottom:32px;
  padding:20px;
  background:rgba(255,255,255,0.03);
  border-radius:16px;
  border:1px solid rgba(255,255,255,0.05);
}
.timeline-item::before{
  content:'';
  position:absolute;
  left:-26px;
  top:28px;
  width:14px;height:14px;
  border-radius:50%;
  background:var(--primary);
  border:3px solid var(--bg);
}
.timeline-date{
  font-weight:700;
  color:var(--accent);
  font-size:0.85rem;
  margin-bottom:6px;
  font-family:'Courier New',monospace;
}
.sidebar{
  position:sticky;
  top:100px;
}
.sidebar-title{
  font-weight:800;
  font-size:1.1rem;
  margin-bottom:16px;
  padding-bottom:12px;
  border-bottom:2px solid rgba(220,38,38,0.2);
}
.sidebar-cat{
  margin-bottom:20px;
}
.sidebar-cat-label{
  font-size:0.8rem;
  text-transform:uppercase;
  letter-spacing:0.05em;
  color:rgba(254,242,242,0.4);
  margin-bottom:8px;
  font-weight:600;
}
.sidebar-cat-item{
  display:block;
  padding:8px 14px;
  border-radius:999px;
  color:rgba(254,242,242,0.65);
  font-size:0.9rem;
  transition:all .2s;
  cursor:pointer;
  margin-bottom:4px;
}
.sidebar-cat-item:hover{
  background:rgba(220,38,38,0.1);
  color:#fff;
}
.tab-content{display:none;}
.tab-content.active{display:block;}
.faq-item{
  background:rgba(255,255,255,0.03);
  border-radius:16px;
  padding:24px;
  margin-bottom:16px;
  border:1px solid rgba(255,255,255,0.05);
}
.faq-q{
  font-weight:700;
  font-size:1.05rem;
  margin-bottom:8px;
  display:flex;
  align-items:center;
  gap:10px;
}
.faq-q i{color:var(--primary);}
.faq-a{
  color:rgba(254,242,242,0.7);
  padding-left:32px;
}
.list-item{
  display:flex;
  gap:12px;
  padding:12px 0;
  border-bottom:1px dashed rgba(255,255,255,0.08);
}
.list-item:last-child{border:none;}
.list-num{
  color:var(--primary);
  font-weight:900;
  font-size:1.1rem;
}
.friend-links{
  background:rgba(255,255,255,0.02);
  border:1px solid rgba(255,255,255,0.05);
  border-radius:20px;
  padding:30px;
  margin-top:60px;
}
.footer-custom{
  background:#0e0b0e;
  border-top:1px solid rgba(220,38,38,0.1);
  padding:50px 0 30px;
}
.fade-in{
  opacity:0;
  transform:translateY(40px);
  transition:opacity .8s ease,transform .8s ease;
}
.fade-in.visible{
  opacity:1;
  transform:translateY(0);
}
.fade-in-delay-1{transition-delay:0.1s;}
.fade-in-delay-2{transition-delay:0.2s;}
.fade-in-delay-3{transition-delay:0.3s;}
.fade-in-delay-4{transition-delay:0.4s;}
.fade-in-delay-5{transition-delay:0.5s;}
.side-drawer{
  position:fixed;
  top:0;
  right:-480px;
  width:100%;
  max-width:440px;
  height:100%;
  background:#1a1418;
  z-index:10000;
  transition:right 0.4s cubic-bezier(.32,.72,.38,.99);
  box-shadow:-20px 0 60px rgba(0,0,0,0.5);
  overflow-y:auto;
  padding:30px;
  border-left:1px solid rgba(220,38,38,0.2);
}
.side-drawer.open{right:0;}
.drawer-close{
  position:absolute;
  top:20px;right:20px;
  width:40px;height:40px;
  border-radius:50%;
  background:rgba(255,255,255,0.1);
  border:none;
  color:#fff;
  font-size:1.2rem;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:all .2s;
}
.drawer-close:hover{background:var(--primary);transform:rotate(90deg);}
.drawer-poster{
  width:100%;
  border-radius:16px;
  margin-bottom:20px;
  box-shadow:0 10px 40px rgba(0,0,0,0.4);
}
.drawer-field{
  margin-bottom:12px;
}
.drawer-label{
  font-size:0.8rem;
  color:rgba(254,242,242,0.4);
  text-transform:uppercase;
  letter-spacing:0.05em;
  margin-bottom:4px;
  font-weight:600;
}
.drawer-value{
  font-weight:500;
  font-size:0.95rem;
}
.backdrop{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.6);
  z-index:9999;
  opacity:0;
  pointer-events:none;
  transition:opacity .3s;
  backdrop-filter:blur(4px);
}
.backdrop.active{opacity:1;pointer-events:auto;}
@media (max-width:992px){
  .sidebar{position:static;}
  .display-title{font-size:2.5rem;}
}

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 白底黑字 —— 本页仅使用栅格与工具类，但以防万一 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
        .form-control, .form-select, .form-label, .input-group-text,
        .table, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
        .nav-link, .navbar, .navbar-brand, .btn-light, .btn-outline-* {
            background: var(--card-bg);
            color: var(--text);
            border-color: var(--primary);
        }
.nav-link, .navbar-brand { background: transparent; }
.navbar-nav .nav-link.active { color: var(--primary); font-weight: 600; }
.navbar-nav .nav-link { color: var(--text); }
/* 关于页专属微调 */
        .about-hero { padding: 3rem 0 2rem; }
.lead { font-size: 1.1rem; opacity: 0.9; }
.stat-number { font-size: 2.5rem; font-weight: 800; color: var(--primary); line-height: 1.2; }
.stat-label { font-size: 0.9rem; opacity: 0.8; }
.bullet-list { list-style: none; padding-left: 0; }
.bullet-list li { padding: 0.4rem 0; border-bottom: 1px dashed rgba(220, 38, 38, 0.2); }
.bullet-list li i { color: var(--accent); margin-right: 0.6rem; }
.about-quote { border-left: 4px solid var(--primary); padding: 0.8rem 1.2rem; background: rgba(220,38,38,0.05); border-radius: 0 var(--radius) var(--radius) 0; }

/* --- 子页面追加 --- */
/* 确保任何Bootstrap组件都被本站配色覆盖 (防御性) */
    .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
    .form-control, .form-select, .form-label, .input-group-text,
    .table, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
    .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
    .nav-link, .navbar, .navbar-brand, .btn-light, .btn-outline-* {
      background: var(--card-bg) !important;
      color: var(--text) !important;
      border-color: rgba(220,38,38,0.2) !important;
    }
.form-control::placeholder {
      color: rgba(254,242,242,0.5) !important;
    }
/* 导航品牌连续完整 */
    .navbar-brand i {
      margin-right: 6px;
    }
/* 自定义小标题风格，贴合站内设计 */
    .privacy-section-title {
      font-weight: 700;
      font-size: 1.6rem;
      letter-spacing: -0.02em;
      margin-bottom: 1.2rem;
      color: var(--text);
      position: relative;
      padding-left: 1.2rem;
    }
.privacy-section-title::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0.25em;
      width: 0.4rem;
      height: 1em;
      background: var(--primary);
      border-radius: 2px;
    }
.privacy-card {
      background: rgba(30, 24, 30, 0.7);
      border: 1px solid rgba(220,38,38,0.15);
      border-radius: var(--radius);
      padding: 1.8rem 1.8rem;
      margin-bottom: 1.8rem;
      box-shadow: var(--shadow);
      backdrop-filter: blur(4px);
    }
.privacy-card p, .privacy-card li {
      color: rgba(254,242,242,0.85);
      line-height: 1.75;
      font-size: 1rem;
    }
.privacy-card strong {
      color: var(--accent);
      font-weight: 600;
    }
.privacy-card a {
      color: var(--accent);
      text-decoration: underline;
      text-underline-offset: 3px;
    }
.privacy-card a:hover {
      color: var(--primary);
    }
.list-bullet {
      list-style: none;
      padding-left: 0;
    }
.list-bullet li {
      padding-left: 1.5rem;
      position: relative;
      margin-bottom: 0.6rem;
    }
.list-bullet li::before {
      content: "\f058";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      left: 0;
      top: 0.1rem;
      color: var(--primary);
      font-size: 1rem;
    }
/* 高亮当前页导航 */
    .navbar-nav .nav-link.active-privacy {
      color: var(--accent) !important;
      font-weight: 700;
    }
.footer-links a {
      color: rgba(254,242,242,0.7);
      margin-right: 1.2rem;
      transition: color 0.2s;
    }
.footer-links a:hover {
      color: var(--accent);
    }

/* --- 子页面追加 --- */
/* 强制覆盖Bootstrap卡片/表单/列表等默认白底黑字，与九九热暗色主题统一 */
    .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
    .list-group-item, .accordion-item, .accordion-button, .accordion-body,
    .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
    .form-control, .form-select, .form-label, .input-group-text {
      background: var(--card-bg) !important;
      color: var(--text) !important;
      border-color: rgba(220, 38, 38, 0.2) !important;
    }
.accordion-button:not(.collapsed) {
      background: rgba(220, 38, 38, 0.15) !important;
      color: var(--text) !important;
    }
.accordion-button::after {
      filter: invert(80%) sepia(60%) saturate(500%) hue-rotate(-40deg);
    }
.list-group-item {
      border-color: rgba(220, 38, 38, 0.15) !important;
    }
/* 导航高亮当前页 */
    .navbar-custom .nav-link.active-disclaimer {
      color: var(--primary) !important;
      font-weight: 600;
    }
/* 自定义免责声明区块细节 */
    .disclaimer-icon {
      color: var(--primary);
      margin-right: 8px;
    }
.section-block .section-title {
      font-size: 1.75rem;
    }
.highlight-box {
      background: rgba(220, 38, 38, 0.07);
      border-left: 4px solid var(--primary);
      padding: 1.2rem 1.5rem;
      border-radius: 0 var(--radius) var(--radius) 0;
      margin: 1.8rem 0;
    }

/* --- 子页面追加 --- */
.guide-section { padding: 70px 0; }
.guide-hero { padding: 120px 0 60px; background: linear-gradient(135deg, rgba(220,38,38,0.08) 0%, rgba(251,146,60,0.04) 100%); }
.step-card { background: var(--card-bg); border-radius: var(--radius); padding: 30px; height: 100%; transition: transform 0.3s, box-shadow 0.3s; }
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.step-number { width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.2rem; margin-bottom: 18px; }
.tip-box { background: rgba(220,38,38,0.06); border-left: 4px solid var(--primary); border-radius: 12px; padding: 20px 24px; margin: 30px 0; }
.faq-item h4 { color: var(--text); margin-bottom: 8px; font-weight: 600; }
.faq-item p { color: rgba(254,242,242,0.75); margin: 0; }
.icon-circle { width: 52px; height: 52px; border-radius: 50%; background: rgba(220,38,38,0.12); display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 1.3rem; margin-right: 18px; flex-shrink: 0; }
.device-item { display: flex; align-items: flex-start; background: var(--card-bg); border-radius: 14px; padding: 20px; margin-bottom: 14px; }
.device-item:hover { box-shadow: var(--shadow); }
.guide-hero { padding: 100px 0 40px; }
.step-card { padding: 20px; }