/* ============================================================
   溏心传媒 - 主样式表
   uvzws68.cn | 溏心影视传媒社区
   ============================================================ */

/* === 全局重置与基础样式 === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary: #D4387A;
    --primary-dark: #A8235A;
    --primary-light: #F06FA0;
    --secondary: #F5C842;
    --secondary-dark: #D4A820;
    --accent: #6C3FA0;
    --dark: #1A1A2E;
    --dark-2: #16213E;
    --dark-3: #0F3460;
    --text: #2D2D2D;
    --text-light: #666;
    --text-muted: #999;
    --bg: #FAFAFA;
    --bg-card: #FFFFFF;
    --border: #E8E8E8;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-hover: 0 8px 32px rgba(212,56,122,0.18);
    --radius: 12px;
    --radius-sm: 6px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
    --font-main: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

/* === 工具类 === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 70px 0;
}

.section-alt {
    background: linear-gradient(135deg, #FFF5F9 0%, #FFF9F0 100%);
}

.section-dark {
    background: var(--dark);
    color: #fff;
}

.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-white { color: #fff; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 28px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 4px 15px rgba(212,56,122,0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212,56,122,0.45);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 13px;
}

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}

.badge-primary { background: rgba(212,56,122,0.12); color: var(--primary); }
.badge-secondary { background: rgba(245,200,66,0.2); color: #9A7A00; }
.badge-accent { background: rgba(108,63,160,0.12); color: var(--accent); }

/* === 标题样式 === */
.section-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
    line-height: 1.3;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-title-line {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
    margin: 12px auto 16px;
}

/* === 头部导航 === */
#vpqmh59n {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 20px;
}

.logo-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo-wrap img {
    height: 44px;
    width: auto;
}

.logo-text {
    font-size: 22px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.main-nav a {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
    white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
    background: rgba(212,56,122,0.08);
    color: var(--primary);
}

/* 搜索框 */
.search-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.search-box {
    display: flex;
    align-items: center;
    background: #F4F4F8;
    border-radius: 50px;
    padding: 6px 16px;
    gap: 8px;
    border: 1.5px solid transparent;
    transition: var(--transition);
}

.search-box:focus-within {
    border-color: var(--primary);
    background: #fff;
}

.search-box input {
    border: none;
    background: transparent;
    outline: none;
    font-size: 14px;
    color: var(--text);
    width: 160px;
    font-family: var(--font-main);
}

.search-box button {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    padding: 0;
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.search-box button:hover {
    color: var(--primary);
}

/* 搜索建议 */
.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    padding: 8px 0;
    display: none;
    z-index: 100;
}

.search-suggestions.show { display: block; }

.search-suggestion-item {
    padding: 10px 16px;
    font-size: 14px;
    cursor: pointer;
    color: var(--text);
    transition: var(--transition);
}

.search-suggestion-item:hover {
    background: rgba(212,56,122,0.06);
    color: var(--primary);
}

.search-relative {
    position: relative;
}

/* 汉堡菜单 */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

/* === 搜索栏（导航下方） === */
.search-bar-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 14px 0;
}

.search-bar-inner {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 700px;
    margin: 0 auto;
}

.search-bar-inner input {
    flex: 1;
    padding: 12px 20px;
    border-radius: 50px;
    border: none;
    font-size: 15px;
    outline: none;
    font-family: var(--font-main);
}

.search-bar-inner button {
    padding: 12px 28px;
    background: var(--secondary);
    color: var(--dark);
    border: none;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.search-bar-inner button:hover {
    background: var(--secondary-dark);
    transform: translateY(-1px);
}

/* === Hero Banner === */
.hero {
    position: relative;
    min-height: 560px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--dark);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.45;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26,26,46,0.85) 0%, rgba(212,56,122,0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: #fff;
    max-width: 680px;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(212,56,122,0.25);
    border: 1px solid rgba(212,56,122,0.5);
    color: #FFB3D0;
    padding: 5px 14px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 52px;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero h1 .highlight {
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 18px;
    color: rgba(255,255,255,0.85);
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    position: absolute;
    bottom: 32px;
    right: 0;
    display: flex;
    gap: 32px;
    z-index: 2;
}

.hero-stat {
    text-align: center;
    color: #fff;
}

.hero-stat .num {
    font-size: 32px;
    font-weight: 800;
    color: var(--secondary);
    line-height: 1;
}

.hero-stat .label {
    font-size: 13px;
    color: rgba(255,255,255,0.75);
    margin-top: 4px;
}

/* === 视频卡片 === */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.video-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.video-thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.video-card:hover .video-thumb img {
    transform: scale(1.06);
}

.play-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0);
    transition: var(--transition);
    opacity: 0;
}

.play-btn-icon {
    width: 60px;
    height: 60px;
    background: rgba(212,56,122,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.8);
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(212,56,122,0.5);
}

.play-btn-icon svg {
    width: 24px;
    height: 24px;
    fill: #fff;
    margin-left: 4px;
}

.video-card:hover .play-btn {
    opacity: 1;
    background: rgba(0,0,0,0.25);
}

.video-card:hover .play-btn-icon {
    transform: scale(1);
}

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0,0,0,0.75);
    color: #fff;
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 4px;
}

.video-info {
    padding: 16px;
}

.video-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-muted);
}

.video-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.video-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 10px;
}

/* === 功能模块卡片 === */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.feature-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 32px 28px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 26px;
}

.feature-icon-pink { background: rgba(212,56,122,0.1); }
.feature-icon-gold { background: rgba(245,200,66,0.15); }
.feature-icon-purple { background: rgba(108,63,160,0.1); }
.feature-icon-blue { background: rgba(15,52,96,0.1); }
.feature-icon-green { background: rgba(46,160,67,0.1); }
.feature-icon-orange { background: rgba(255,140,0,0.1); }

.feature-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.feature-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* === 专家展示 === */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.expert-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.expert-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.expert-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 16px;
    border: 3px solid var(--primary-light);
}

.expert-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.expert-role {
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 12px;
}

.expert-desc {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 16px;
}

.expert-awards {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-bottom: 16px;
}

.expert-btns {
    display: flex;
    gap: 8px;
    justify-content: center;
}

/* === 合作品牌Logo墙 === */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    align-items: center;
}

.partner-item {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
}

.partner-item:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.partner-logo-text {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 4px;
}

/* === 用户评价 === */
.review-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.review-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
}

.review-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.review-quote {
    font-size: 48px;
    color: var(--primary);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: -20px;
    font-family: Georgia, serif;
}

.review-text {
    font-size: 15px;
    color: var(--text);
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.review-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    flex-shrink: 0;
}

.review-name {
    font-weight: 600;
    font-size: 15px;
    color: var(--dark);
}

.review-info {
    font-size: 12px;
    color: var(--text-muted);
}

.review-stars {
    color: var(--secondary);
    font-size: 14px;
    margin-top: 2px;
}

/* === FAQ === */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border-radius: var(--radius);
    margin-bottom: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--primary-light);
}

.faq-question {
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    user-select: none;
}

.faq-question::after {
    content: '+';
    font-size: 22px;
    color: var(--primary);
    flex-shrink: 0;
    transition: var(--transition);
}

.faq-item.open .faq-question::after {
    content: '−';
}

.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 24px 20px;
}

/* === 加入社区指南 === */
.how-to-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    counter-reset: step;
}

.how-to-step {
    text-align: center;
    padding: 28px 20px;
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: relative;
}

.step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.step-icon {
    font-size: 32px;
    margin-bottom: 12px;
}

.step-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.step-desc {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
}

/* === 联系我们 === */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.contact-info h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 20px;
    padding: 16px;
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.contact-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: rgba(212,56,122,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 3px;
}

.contact-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
}

.qr-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.qr-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.qr-placeholder {
    width: 120px;
    height: 120px;
    margin: 0 auto 12px;
    background: var(--dark);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 11px;
    text-align: center;
    padding: 8px;
}

.qr-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.qr-sub {
    font-size: 12px;
    color: var(--text-muted);
}

/* === 社区入口 === */
.community-entry-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.community-entry {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 20px 16px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
}

.community-entry:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.community-entry-icon {
    font-size: 32px;
    margin-bottom: 10px;
}

.community-entry-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.community-entry-desc {
    font-size: 12px;
    color: var(--text-muted);
}

/* === 社交分享 === */
.share-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.share-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-decoration: none;
}

.share-wechat { background: #07C160; color: #fff; }
.share-weibo { background: #E6162D; color: #fff; }
.share-douyin { background: #010101; color: #fff; }
.share-bilibili { background: #00A1D6; color: #fff; }

.share-btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
    color: #fff;
}

/* === 页脚 === */
#xjqp9 {
    background: var(--dark);
    color: rgba(255,255,255,0.75);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand .logo-text {
    font-size: 24px;
    margin-bottom: 12px;
    display: block;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: rgba(255,255,255,0.6);
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255,255,255,0.45);
}

.footer-update {
    font-size: 13px;
    color: rgba(255,255,255,0.45);
}

/* === 面包屑 === */
.breadcrumb {
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
}

.breadcrumb-list a {
    color: var(--text-muted);
}

.breadcrumb-list a:hover {
    color: var(--primary);
}

.breadcrumb-list .sep {
    color: var(--border);
}

.breadcrumb-list .current {
    color: var(--primary);
    font-weight: 500;
}

/* === 标签云 === */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 5px 12px;
    background: rgba(212,56,122,0.08);
    color: var(--primary);
    border-radius: 50px;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid rgba(212,56,122,0.2);
}

.tag:hover {
    background: var(--primary);
    color: #fff;
}

/* === 弹幕效果 === */
.danmu-container {
    position: relative;
    background: var(--dark);
    border-radius: var(--radius);
    overflow: hidden;
    height: 80px;
    display: flex;
    align-items: center;
}

.danmu-track {
    display: flex;
    gap: 60px;
    animation: danmu-scroll 25s linear infinite;
    white-space: nowrap;
    padding: 0 20px;
}

.danmu-item {
    font-size: 14px;
    color: rgba(255,255,255,0.85);
    background: rgba(255,255,255,0.08);
    padding: 6px 14px;
    border-radius: 50px;
    white-space: nowrap;
}

@keyframes danmu-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* === 统计数字 === */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-card {
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.1);
}

.stat-num {
    font-size: 40px;
    font-weight: 900;
    color: var(--secondary);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255,255,255,0.65);
}

/* === 响应式设计 === */
@media (max-width: 1024px) {
    .video-grid { grid-template-columns: repeat(2, 1fr); }
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .expert-grid { grid-template-columns: repeat(2, 1fr); }
    .partner-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .how-to-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .section { padding: 48px 0; }
    .section-title { font-size: 24px; }
    .hero h1 { font-size: 34px; }
    .hero { min-height: 420px; }
    .hero-stats { display: none; }
    
    .main-nav { display: none; }
    .main-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: #fff;
        padding: 12px;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 8px 24px rgba(0,0,0,0.1);
        z-index: 999;
    }
    .menu-toggle { display: flex; }
    
    .video-grid { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: 1fr; }
    .expert-grid { grid-template-columns: 1fr; }
    .partner-grid { grid-template-columns: repeat(2, 1fr); }
    .review-grid { grid-template-columns: 1fr; }
    .how-to-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .community-entry-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    
    .search-wrap { display: none; }
    .header-inner { gap: 12px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 26px; }
    .hero-btns { flex-direction: column; }
    .how-to-grid { grid-template-columns: 1fr; }
    .qr-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

/* === 动画 === */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* === 懒加载占位 === */
img[data-src] {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* === 通知横幅 === */
.notice-bar {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    color: #fff;
    padding: 10px 0;
    font-size: 13px;
    text-align: center;
}

.notice-bar a {
    color: var(--secondary);
    font-weight: 600;
}

/* === 分类标签导航 === */
.cat-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.cat-nav-item {
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: 1.5px solid var(--border);
    color: var(--text);
    background: var(--bg-card);
    transition: var(--transition);
}

.cat-nav-item:hover,
.cat-nav-item.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* === 模态框 === */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.modal-box {
    background: var(--dark);
    border-radius: var(--radius-lg);
    padding: 32px;
    max-width: 600px;
    width: 90%;
    position: relative;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-overlay.open .modal-box {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255,255,255,0.1);
    border: none;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-video {
    width: 100%;
    aspect-ratio: 16/9;
    background: #000;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.5);
    font-size: 15px;
}

/* === 滚动到顶部 === */
#i64aem55 {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(212,56,122,0.4);
    opacity: 0;
    transform: translateY(16px);
    transition: var(--transition);
    z-index: 500;
    border: none;
    font-size: 18px;
}

#i64aem55.show {
    opacity: 1;
    transform: translateY(0);
}

#i64aem55:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* === 搜索栏按钮（兼容性补充） === */
.search-bar-btn {
    padding: 12px 28px;
    background: var(--secondary);
    color: var(--dark);
    border: none;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    font-family: var(--font-main);
}

.search-bar-btn:hover {
    background: var(--secondary-dark);
    transform: translateY(-1px);
}

.search-form {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

/* === 通知横幅关闭按钮 === */
.notice-close {
    background: none;
    border: none;
    color: rgba(255,255,255,0.7);
    cursor: pointer;
    font-size: 18px;
    padding: 0 8px;
    line-height: 1;
}

/* === 传媒卡片网格（6列变体） === */
@media (min-width: 1200px) {
    .video-grid-6 {
        grid-template-columns: repeat(6, 1fr);
    }
}

/* === 打印样式 === */
@media print {
    #vpqmh59n, .search-bar-section, .danmu-container,
    #i64aem55, .modal-overlay, .share-bar { display: none !important; }
    body { background: #fff; color: #000; }
}