/* 设计种子:1937 深夜蓝紫主题 */
        :root {
            --primary: #6d5dfc;
            --accent: #22d3ee;
            --bg-deep: #0f1020;
            --text-soft: #e8eaf6;
            --card-bg: #1a1c33;
            --border-soft: #2e3150;
            --font-body: 'Inter', system-ui, sans-serif;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            background-color: var(--bg-deep);
            color: var(--text-soft);
            font-family: var(--font-body);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 渐变文字 */
        .gradient-text {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: 800;
        }

        /* 浮动装饰 */
        .hero-float {
            position: absolute;
            border-radius: 50%;
            filter: blur(50px);
            opacity: 0.3;
            pointer-events: none;
            z-index: 0;
        }

        /* 无阴影纯描边 */
        .no-shadow-card {
            background: transparent;
            border: 1px solid var(--border-soft);
            border-radius: 12px;
            transition: all 0.3s ease;
            overflow: hidden;
            backdrop-filter: blur(2px);
        }

        /* 卡片hover:上浮+阴影 */
        .hover-lift:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 30px rgba(109, 93, 252, 0.15);
            border-color: var(--primary);
        }

        /* 角标清晰度 */
        .quality-tag {
            position: absolute;
            top: 8px;
            right: 8px;
            background: rgba(15, 16, 32, 0.8);
            backdrop-filter: blur(4px);
            border: 1px solid var(--accent);
            color: var(--accent);
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.1rem 0.5rem;
            border-radius: 4px;
            letter-spacing: 0.5px;
        }

        /* 海报卡片 */
        .movie-card {
            cursor: pointer;
            position: relative;
            min-width: 150px;
            max-width: 180px;
            flex: 0 0 auto;
            transition: all 0.3s cubic-bezier(0.2, 0, 0, 1);
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: 10px;
            overflow: hidden;
        }
        .movie-card img {
            width: 100%;
            aspect-ratio: 2 / 3;
            object-fit: cover;
            display: block;
        }
        .movie-info {
            padding: 0.6rem 0.4rem 0.8rem;
            background: transparent;
        }
        .movie-title {
            font-weight: 600;
            font-size: 0.9rem;
            line-height: 1.3;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .movie-meta {
            display: flex;
            justify-content: space-between;
            font-size: 0.75rem;
            color: var(--accent);
            margin-top: 0.2rem;
        }

        /* 滚动条隐藏 */
        .h-scroll {
            display: flex;
            gap: 1rem;
            overflow-x: auto;
            padding: 0.8rem 0.3rem;
            scrollbar-width: thin;
            scrollbar-color: var(--primary) transparent;
        }
        .h-scroll::-webkit-scrollbar { height: 4px; }
        .h-scroll::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }

        /* 区块标题 */
        .section-title {
            font-weight: 700;
            font-size: 1.6rem;
            border-left: 6px solid var(--primary);
            padding-left: 0.8rem;
            margin-bottom: 1.2rem;
            letter-spacing: -0.5px;
        }

        /* 数字滚动效果 */
        .count-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }

        /* 对比表格 */
        .compare-table td {
            border-color: var(--border-soft);
            background: transparent;
            color: var(--text-soft);
            padding: 0.8rem 0.5rem;
        }

        /* 编号清单 */
        .step-list {
            list-style: none;
            counter-reset: step-counter;
        }
        .step-list li {
            counter-increment: step-counter;
            margin-bottom: 0.8rem;
            padding-left: 2.2rem;
            position: relative;
            border-bottom: 1px dashed var(--border-soft);
            padding-bottom: 0.5rem;
        }
        .step-list li::before {
            content: counter(step-counter);
            position: absolute;
            left: 0;
            top: 0;
            background: var(--primary);
            color: white;
            width: 1.5rem;
            height: 1.5rem;
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 0.85rem;
        }

        /* 导航链接 */
        .nav-link-custom {
            color: var(--text-soft);
            font-weight: 500;
            padding: 0.4rem 1rem !important;
            transition: 0.2s;
        }
        .nav-link-custom:hover { color: var(--accent); }

        /* 翻转卡片容器 */
        .flip-container {
            perspective: 1000px;
        }
        .flip-card-inner {
            position: relative;
            width: 100%;
            height: 100%;
            transition: transform 0.6s;
            transform-style: preserve-3d;
        }
        .flipped .flip-card-inner {
            transform: rotateY(180deg);
        }
        .flip-front, .flip-back {
            backface-visibility: hidden;
            border-radius: 12px;
        }
        .flip-back {
            position: absolute;
            top: 0; left: 0;
            width: 100%; height: 100%;
            background: var(--card-bg);
            transform: rotateY(180deg);
            padding: 1rem;
            overflow-y: auto;
            border: 1px solid var(--primary);
        }

        /* 基础布局 */
        .navbar-brand { font-weight: 800; font-size: 1.4rem; }
        .navbar { background: rgba(15, 16, 32, 0.9) !important; border-bottom: 1px solid var(--border-soft); }
        .footer { border-top: 1px solid var(--border-soft); }

        /* 锚点滚动 */
        html { scroll-behavior: smooth; }
        section { scroll-margin-top: 70px; }

        /* 分类入口 */
        .cat-entry {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: 8px;
            padding: 1rem 0.2rem;
            transition: 0.2s;
            text-align: center;
        }
        .cat-entry i { font-size: 1.5rem; color: var(--primary); }
        .cat-entry:hover { border-color: var(--accent); }
        .cat-entry span { display: block; margin-top: 0.4rem; font-size: 0.85rem; }

/* --- 子页面追加 --- */
/* 覆盖Bootstrap组件配色——本页若使用 .card 等类则必须覆盖 */
        .card, .card-body, .card-header, .card-footer {
            background-color: var(--card-bg) !important;
            color: var(--text-soft) !important;
            border-color: var(--border-soft) !important;
        }
.card-title, .card-text {
            color: var(--text-soft) !important;
        }
/* 确保任何表单控件（如搜索框）与站内风格统一 */
        .form-control, .form-select {
            background: rgba(0,0,0,.35) !important;
            color: var(--text-soft) !important;
            border-color: var(--border-soft) !important;
        }
.form-control::placeholder {
            color: rgba(255,255,255,.45) !important;
        }
.list-group-item, .accordion-item, .accordion-button, .accordion-body {
            background-color: var(--card-bg) !important;
            color: var(--text-soft) !important;
            border-color: var(--border-soft) !important;
        }
.dropdown-menu, .dropdown-item {
            background-color: var(--card-bg) !important;
            color: var(--text-soft) !important;
        }
.btn-light {
            background-color: var(--card-bg) !important;
            color: var(--text-soft) !important;
            border-color: var(--border-soft) !important;
        }
/* 保证所有文字在深色背景下可读 */
        .navbar-nav .nav-link {
            color: var(--text-soft) !important;
        }
.navbar-nav .nav-link.active {
            color: var(--accent) !important;
            font-weight: 600;
        }
/* 小标题统一使用品牌色渐变 */
        .section-title {
            color: var(--text-soft);
            border-left: 4px solid var(--primary);
            padding-left: 1rem;
            margin-bottom: 1.8rem;
            font-weight: 700;
        }
.about-lead {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-soft);
            opacity: .9;
        }
.value-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: .8rem;
        }
.feature-box {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: 1rem;
            padding: 1.8rem 1.5rem;
            height: 100%;
            transition: all .2s ease;
        }
.feature-box:hover {
            border-color: var(--primary);
            transform: translateY(-3px);
        }
.stat-num {
            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;
        }
.timeline-item {
            border-left: 2px solid var(--border-soft);
            padding-left: 1.5rem;
            margin-bottom: 1.8rem;
            position: relative;
        }
.timeline-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 8px;
            width: 12px;
            height: 12px;
            background: var(--primary);
            border-radius: 50%;
        }
.footer-link-inline a {
            color: var(--text-soft);
            text-decoration: none;
            margin-right: 1.5rem;
            opacity: .8;
        }
.footer-link-inline a:hover {
            opacity: 1;
            color: var(--accent);
        }

/* --- 子页面追加 --- */
/* 确保页面背景与全局变量一致 */
        body {
            background-color: var(--bg-deep);
            color: var(--text-soft);
            font-family: var(--font-body);
        }
/* 导航高亮当前页 */
        .navbar .nav-link.active {
            color: var(--accent) !important;
            font-weight: 700;
        }
/* 页面内标题装饰 */
        .guide-section-title {
            border-left: 4px solid var(--primary);
            padding-left: 1rem;
            margin-bottom: 1.5rem;
            font-weight: 700;
            color: var(--text-soft);
        }
.guide-section-title span {
            color: var(--accent);
        }
/* 步骤卡片效果 */
        .step-card {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: 16px;
            padding: 1.5rem;
            height: 100%;
            transition: transform 0.2s ease;
        }
.step-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
        }
.step-num {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary);
            opacity: 0.8;
        }
/* 提示框 */
        .tip-box {
            background: rgba(109, 93, 252, 0.1);
            border: 1px solid var(--primary);
            border-radius: 12px;
            padding: 1.2rem 1.5rem;
            margin: 2rem 0;
        }
.tip-box i {
            color: var(--accent);
            margin-right: 8px;
        }
/* 列表组自定义样式（不使用bootstrap组件类） */
        .guide-list {
            list-style: none;
            padding: 0;
        }
.guide-list li {
            padding: 0.6rem 0;
            border-bottom: 1px dashed var(--border-soft);
            display: flex;
            align-items: baseline;
        }
.guide-list li i {
            color: var(--primary);
            margin-right: 10px;
        }
/* 播放器设置表格样式 */
        .setting-table {
            width: 100%;
            border-collapse: collapse;
        }
.setting-table th,
        .setting-table td {
            padding: 0.8rem 1rem;
            border: 1px solid var(--border-soft);
        }
.setting-table th {
            background: rgba(109, 93, 252, 0.2);
            font-weight: 600;
        }
/* 友链占位 */
        .footer-links a {
            color: var(--text-soft);
            text-decoration: none;
            margin: 0 10px;
            opacity: 0.8;
        }
.footer-links a:hover {
            color: var(--accent);
        }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.table { color:#e8eaf6 !important; border-color:rgba(255,255,255,.12) !important; --bs-table-bg:transparent !important; --bs-table-color:#e8eaf6 !important; }