:root {
    --primary: #6d5dfc;
    --accent: #22d3ee;
    --bg: #0f1020;
    --text: #e8eaf6;
    --card-bg: #171a2e;
    --border-color: rgba(109, 93, 252, 0.35);
    --font-data: 'Courier New', monospace;
  }
  * { margin:0; padding:0; box-sizing:border-box; }
  body { background: var(--bg); color: var(--text); font-family:'Inter', sans-serif; overflow-x:hidden; }
  a { text-decoration:none; color:inherit; }
  .font-data { font-family: var(--font-data); }

  /* Hero */
  .hero {
    position: relative;
    min-height: 78vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
    overflow: hidden;
    background: linear-gradient(135deg, #0f1020 0%, #1a1b3a 55%, #0f1020 100%);
  }
  .hero::before {
    content:'';
    position:absolute;
    inset:0;
    background-image: radial-gradient(circle at 20% 50%, rgba(109,93,252,0.35) 0%, transparent 50%),
                      radial-gradient(circle at 80% 30%, rgba(34,211,238,0.25) 0%, transparent 40%);
    animation: floatBg 12s ease-in-out infinite alternate;
    z-index:0;
  }
  @keyframes floatBg {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(-20px) scale(1.08); }
  }
  .hero-content { position:relative; z-index:2; max-width:800px; }
  .hero h1 {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.15;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
    letter-spacing: -1px;
  }
  .hero p { font-size:1.3rem; color:#b0b5d8; margin-top:1.2rem; font-weight:300; max-width:600px; margin-left:auto; margin-right:auto; }
  .hero-float { position:absolute; z-index:1; opacity:0.4; filter:blur(1px); pointer-events:none; }
  .hero-float-1 { top:15%; left:8%; width:60px; height:60px; border:2px solid var(--primary); border-radius:8px; animation:spin 18s linear infinite; }
  .hero-float-2 { bottom:20%; right:12%; width:45px; height:45px; border:2px solid var(--accent); border-radius:50%; animation:floatY 7s ease-in-out infinite alternate; }
  .hero-float-3 { top:30%; right:20%; width:30px; height:30px; background:var(--primary); border-radius:4px; animation:floatY 9s ease-in-out infinite alternate-reverse; }
  @keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
  @keyframes floatY { from { transform: translateY(0); } to { transform: translateY(-25px); } }

  /* Navbar */
  .navbar { background: rgba(15,16,32,0.95); backdrop-filter: blur(10px); border-bottom:1px solid var(--border-color); padding:0.8rem 0; z-index:1000; }
  .navbar-brand { font-weight:900; font-size:1.6rem; color:var(--text) !important; letter-spacing:-0.5px; }
  .navbar-brand i { color: var(--primary); margin-right:8px; }
  .nav-link { color:#b0b5d8 !important; font-weight:500; margin:0 0.4rem; transition:color 0.2s; }
  .nav-link:hover { color: var(--accent) !important; }

  /* Section */
  .section { padding: 4.5rem 0; border-bottom:1px solid rgba(255,255,255,0.06); }
  .section-header { margin-bottom:2.5rem; }
  .section-title {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing:-0.5px;
    display:inline-flex;
    align-items:center;
    gap:12px;
  }
  .section-title i { color: var(--primary); }
  .section-subtitle { color:#8890b0; font-size:1rem; font-weight:400; margin-top:6px; }

  /* Poster Cards */
  .poster-card {
    background: var(--card-bg);
    border:1px solid rgba(255,255,255,0.08);
    border-radius: 8px;
    overflow:hidden;
    transition: transform 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.2), box-shadow 0.35s ease, border-color 0.2s;
    cursor:pointer;
    position:relative;
    height:100%;
  }
  .poster-card:hover {
    transform: scale(1.04) translateY(-5px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.6);
    border-color: var(--primary);
  }
  .poster-img-wrap { position:relative; aspect-ratio: 2/3; overflow:hidden; background:#0c0d1c; }
  .poster-img-wrap img { width:100%; height:100%; object-fit:cover; transition: transform 0.6s ease; }
  .poster-card:hover .poster-img-wrap img { transform: scale(1.08); }
  .poster-overlay {
    position:absolute; inset:0;
    background: linear-gradient(to top, rgba(15,16,32,0.9) 0%, transparent 55%);
    opacity:0;
    transition: opacity 0.4s ease;
    display:flex;
    align-items:flex-end;
    padding:1rem;
  }
  .poster-card:hover .poster-overlay { opacity:1; }
  .poster-overlay-text { font-size:0.85rem; color:#e8eaf6; }
  .hd-badge {
    position:absolute;
    top:8px; right:8px;
    background: rgba(0,0,0,0.75);
    color: var(--accent);
    font-size:0.7rem;
    font-weight:700;
    padding:2px 8px;
    border-radius:4px;
    letter-spacing:1px;
    border:1px solid rgba(34,211,238,0.5);
  }
  .poster-title { font-weight:700; font-size:0.98rem; margin-top:10px; padding:0 8px 8px; color:var(--text); }
  .poster-meta { display:flex; justify-content:space-between; padding:0 8px 12px; font-size:0.78rem; color:#8890b0; }

  /* Flip Card */
  .flip-card { perspective: 1000px; height:100%; }
  .flip-card-inner {
    position:relative;
    width:100%; height:100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
  }
  .flip-card.flipped .flip-card-inner { transform: rotateY(180deg); }
  .flip-card-front, .flip-card-back {
    position:absolute;
    width:100%; height:100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius:8px;
  }
  .flip-card-back {
    background: var(--card-bg);
    border:1px solid var(--primary);
    transform: rotateY(180deg);
    padding:1rem;
    display:flex;
    flex-direction:column;
    justify-content:center;
    gap:0.4rem;
    font-size:0.82rem;
  }
  .flip-card-back h5 { font-weight:700; color:var(--primary); font-size:1rem; }
  .flip-card-back .data-row { display:flex; gap:6px; align-items:baseline; }
  .flip-card-back .data-label { color:#8890b0; min-width:38px; font-size:0.75rem; }
  .flip-card-back .data-value { color:var(--text); font-family:var(--font-data); font-size:0.8rem; }
  .flip-close { position:absolute; top:8px; right:8px; background:none; border:none; color:#8890b0; font-size:1.1rem; cursor:pointer; z-index:2; }
  .flip-close:hover { color:var(--accent); }

  /* Category chips */
  .cat-chip {
    display:inline-block;
    padding:0.5rem 1.4rem;
    border:1px solid var(--border-color);
    border-radius:30px;
    font-weight:600;
    font-size:0.9rem;
    color:#b0b5d8;
    transition: all 0.3s;
    cursor:pointer;
    background:transparent;
  }
  .cat-chip:hover, .cat-chip.active { background:var(--primary); border-color:var(--primary); color:#fff; }

  /* Rank List */
  .rank-item {
    display:flex;
    align-items:center;
    gap:1rem;
    padding:0.8rem 0.4rem;
    border-bottom:1px solid rgba(255,255,255,0.04);
    transition: background 0.2s;
  }
  .rank-item:hover { background:rgba(109,93,252,0.06); }
  .rank-num {
    font-family:var(--font-data);
    font-size:1.4rem;
    font-weight:700;
    color: var(--primary);
    width:50px;
    text-align:center;
    line-height:1;
  }
  .rank-info { flex:1; }
  .rank-info h6 { font-weight:600; font-size:1rem; margin-bottom:2px; }
  .rank-info span { font-size:0.8rem; color:#8890b0; }
  .rank-score { font-family:var(--font-data); font-weight:700; color:var(--accent); font-size:1.1rem; }

  /* Steps */
  .step-item { text-align:center; padding:1.5rem; position:relative; }
  .step-num {
    width:48px; height:48px;
    border-radius:50%;
    background:var(--primary);
    color:#fff;
    font-weight:800;
    font-size:1.2rem;
    display:flex; align-items:center; justify-content:center;
    margin:0 auto 1rem;
  }
  .step-item h6 { font-weight:700; margin-bottom:0.5rem; }
  .step-item p { font-size:0.85rem; color:#8890b0; }

  /* Scroll reveal */
  .reveal { opacity:0; transform: translateY(35px); transition: opacity 0.6s ease, transform 0.6s ease; }
  .reveal.visible { opacity:1; transform: translateY(0); }

  /* Footer */
  .footer { background:#0b0c1a; padding:3rem 0 1.5rem; border-top:1px solid var(--border-color); }
  .footer a { color:#8890b0; transition: color 0.2s; font-size:0.9rem; }
  .footer a:hover { color: var(--accent); }
  .footer-brand { font-weight:900; font-size:1.4rem; color:var(--text) !important; }
  .footer-brand i { color: var(--primary); }

  /* FAQ */
  .faq-item { border-bottom:1px solid rgba(255,255,255,0.06); padding:1rem 0; }
  .faq-q { font-weight:600; color:var(--text); font-size:1.05rem; margin-bottom:0.3rem; }
  .faq-a { color:#8890b0; font-size:0.9rem; line-height:1.6; }

  .mood-tag { cursor:pointer; }
  .mood-recommend { display:none; }
  .mood-recommend.active { display:block; animation: fadeIn 0.4s ease; }
  @keyframes fadeIn { from { opacity:0; } to { opacity:1; } }

  @media (max-width: 768px) {
    .hero h1 { font-size:2.4rem; }
    .hero p { font-size:1rem; }
    .section-title { font-size:1.6rem; }
    .section { padding:3rem 0; }
  }

/* --- 子页面追加 --- */
/* 关于我们页面专属样式 */
        .about-hero {
            padding: 80px 0 40px;
            text-align: center;
            position: relative;
        }
.about-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 20px;
        }
.about-hero p {
            max-width: 800px;
            margin: 0 auto;
            font-size: 1.15rem;
            color: var(--text);
            opacity: 0.85;
            line-height: 1.8;
        }
.about-section {
            padding: 50px 0;
        }
.about-section:nth-child(even) {
            background: rgba(109, 93, 252, 0.05);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
.about-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.about-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(109, 93, 252, 0.15);
        }
.about-card i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 15px;
        }
.about-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 15px;
        }
.about-card p {
            font-size: 0.95rem;
            line-height: 1.7;
            opacity: 0.85;
        }
.about-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: center;
            margin-top: 40px;
        }
.about-stat {
            text-align: center;
            padding: 20px 30px;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            min-width: 150px;
        }
.about-stat .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            font-family: var(--font-data);
        }
.about-stat .stat-label {
            font-size: 0.9rem;
            opacity: 0.8;
            margin-top: 5px;
        }
.about-quote {
            border-left: 4px solid var(--primary);
            padding: 20px 25px;
            background: rgba(109, 93, 252, 0.08);
            border-radius: 0 10px 10px 0;
            margin: 30px 0;
        }
.about-quote p {
            font-style: italic;
            font-size: 1.1rem;
            line-height: 1.7;
        }
.about-quote .author {
            font-weight: 600;
            color: var(--primary);
            margin-top: 10px;
            font-style: normal;
        }

/* --- 子页面追加 --- */
.disclaimer-section {
            padding: 80px 0;
        }
.disclaimer-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 2.5rem;
            margin-bottom: 2rem;
        }
.disclaimer-card h2 {
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
        }
.disclaimer-card h3 {
            color: var(--accent);
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }
.disclaimer-card p {
            color: var(--text);
            line-height: 1.8;
            margin-bottom: 1rem;
            opacity: 0.9;
        }
.disclaimer-card ul {
            color: var(--text);
            padding-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
.disclaimer-card li {
            margin-bottom: 0.75rem;
            line-height: 1.7;
        }
.highlight-box {
            background: rgba(109, 93, 252, 0.1);
            border-left: 4px solid var(--primary);
            padding: 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 2rem 0;
        }
.highlight-box p {
            margin-bottom: 0.5rem;
        }
.update-time {
            color: rgba(232, 234, 246, 0.5);
            font-size: 0.9rem;
            font-style: italic;
        }
.back-home {
            display: inline-block;
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
            margin-top: 1rem;
            transition: color 0.3s ease;
        }
.back-home:hover {
            color: var(--accent);
        }
.disclaimer-card {
                padding: 1.5rem;
            }

/* --- 子页面追加 --- */
/* 本页专属样式 */
        .rank-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 20px;
            transition: transform .3s ease, box-shadow .3s ease;
        }
.rank-number {
            font-family: var(--font-data);
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-right: 20px;
            min-width: 60px;
        }
.rank-title {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
.rank-meta {
            color: rgba(232, 234, 246, 0.7);
            font-size: 0.9rem;
            margin-bottom: 12px;
        }
.rank-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
.rank-tag {
            background: rgba(109, 93, 252, 0.15);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            border: 1px solid rgba(109, 93, 252, 0.3);
        }
.rank-stats {
            display: flex;
            gap: 20px;
            margin-top: 12px;
            color: rgba(232, 234, 246, 0.6);
            font-size: 0.85rem;
        }
.rank-stats i {
            color: var(--accent);
            margin-right: 5px;
        }
.filter-btn {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            color: var(--text);
            padding: 8px 20px;
            border-radius: 25px;
            font-size: 0.9rem;
            transition: all .3s ease;
            margin-right: 10px;
            margin-bottom: 10px;
        }
.filter-btn:hover, .filter-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
.hot-tag {
            background: linear-gradient(135deg, #ff6b6b, #ffa500);
            color: #fff;
            padding: 2px 10px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 700;
            margin-left: 10px;
            vertical-align: middle;
        }
.section-divider {
            border-top: 1px solid var(--border-color);
            margin: 40px 0;
            opacity: 0.5;
        }

/* --- 子页面追加 --- */
.privacy-hero {
            padding: 120px 0 60px;
            position: relative;
            overflow: hidden;
        }
.privacy-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 70%;
            height: 70%;
            background: radial-gradient(circle, rgba(109, 93, 252, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }
.privacy-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            right: -15%;
            width: 60%;
            height: 60%;
            background: radial-gradient(circle, rgba(34, 211, 238, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
.privacy-hero .container {
            position: relative;
            z-index: 2;
        }
.privacy-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 20px;
        }
.privacy-hero p {
            font-size: 1.15rem;
            color: rgba(232, 234, 246, 0.8);
            max-width: 700px;
            margin: 0 auto;
        }
.privacy-section {
            padding: 30px 0;
        }
.privacy-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 35px;
            margin-bottom: 30px;
            transition: border-color 0.3s ease;
        }
.privacy-card:hover {
            border-color: var(--primary);
        }
.privacy-card h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.privacy-card h2 i {
            font-size: 1.4rem;
            color: var(--accent);
        }
.privacy-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text);
            margin: 20px 0 12px;
            padding-left: 15px;
            border-left: 3px solid var(--primary);
        }
.privacy-card p {
            color: rgba(232, 234, 246, 0.85);
            line-height: 1.8;
            margin-bottom: 12px;
            font-size: 0.95rem;
        }
.privacy-card ul, .privacy-card ol {
            color: rgba(232, 234, 246, 0.85);
            line-height: 1.8;
            padding-left: 20px;
            margin-bottom: 15px;
        }
.privacy-card li {
            margin-bottom: 8px;
        }
.privacy-card li strong {
            color: var(--accent);
        }
.privacy-highlight {
            background: rgba(109, 93, 252, 0.1);
            border: 1px solid rgba(109, 93, 252, 0.3);
            border-radius: 8px;
            padding: 15px 20px;
            margin: 20px 0;
            font-size: 0.92rem;
            color: rgba(232, 234, 246, 0.9);
        }
.privacy-highlight i {
            color: var(--accent);
            margin-right: 8px;
        }
.privacy-contact {
            background: linear-gradient(135deg, rgba(109, 93, 252, 0.2), rgba(34, 211, 238, 0.15));
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 35px;
            text-align: center;
        }
.privacy-contact h2 {
            color: var(--accent);
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 15px;
        }
.privacy-contact p {
            color: rgba(232, 234, 246, 0.85);
            margin-bottom: 15px;
        }
.privacy-contact .contact-email {
            display: inline-block;
            padding: 8px 20px;
            background: var(--primary);
            color: #fff;
            border-radius: 6px;
            font-weight: 600;
            margin-top: 10px;
        }
.last-updated {
            text-align: center;
            color: rgba(232, 234, 246, 0.5);
            font-size: 0.85rem;
            margin-top: 20px;
            font-style: italic;
        }
.privacy-hero h1 {
                font-size: 2rem;
            }
.privacy-card {
                padding: 25px 20px;
            }
.privacy-card h2 {
                font-size: 1.3rem;
            }