/* =============================================
   麻豆视频 - 主样式文件
   官网: bLdshj.cn
   ============================================= */

/* ---- CSS变量 / 原创配色方案 ---- */
:root {
    --primary: #e8426a;
    --primary-dark: #c42d55;
    --primary-light: #ff6b8a;
    --secondary: #2d1b4e;
    --accent: #ff9f43;
    --accent2: #a855f7;
    --bg-dark: #0f0a1a;
    --bg-card: #1a1030;
    --bg-card2: #221540;
    --text-main: #f0e8ff;
    --text-muted: #9b8db0;
    --text-white: #ffffff;
    --border-color: rgba(232, 66, 106, 0.25);
    --gradient-main: linear-gradient(135deg, #e8426a 0%, #a855f7 50%, #2d1b4e 100%);
    --gradient-card: linear-gradient(145deg, #1a1030 0%, #221540 100%);
    --gradient-hero: linear-gradient(160deg, #0f0a1a 0%, #2d1b4e 40%, #1a0a2e 100%);
    --shadow-card: 0 8px 32px rgba(232, 66, 106, 0.15);
    --shadow-hover: 0 16px 48px rgba(232, 66, 106, 0.3);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
}
a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; outline: none; }

/* ---- 滚动条 ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ---- 通用容器 ---- */
.container { max-width: 1240px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-sm { padding: 50px 0; }

/* ---- 标题样式 ---- */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 12px;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 48px;
}
.section-divider {
    width: 60px;
    height: 3px;
    background: var(--gradient-main);
    margin: 12px auto 40px;
    border-radius: 2px;
}

/* ---- 按钮 ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
}
.btn-primary {
    background: var(--gradient-main);
    color: #fff;
    box-shadow: 0 4px 20px rgba(232, 66, 106, 0.4);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(232, 66, 106, 0.6);
    color: #fff;
}
.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary-light);
    background: transparent;
}
.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}
.btn-ghost {
    background: rgba(232, 66, 106, 0.1);
    color: var(--primary-light);
    border: 1px solid var(--border-color);
}
.btn-ghost:hover {
    background: rgba(232, 66, 106, 0.25);
    color: #fff;
}
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* ---- 标签 ---- */
.tag {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.yv3se5 { background: rgba(232, 66, 106, 0.2); color: var(--primary-light); border: 1px solid rgba(232, 66, 106, 0.4); }
.isuwb { background: rgba(168, 85, 247, 0.2); color: #c084fc; border: 1px solid rgba(168, 85, 247, 0.4); }
.r9w69 { background: rgba(255, 159, 67, 0.2); color: var(--accent); border: 1px solid rgba(255, 159, 67, 0.4); }
.ujois2by { background: rgba(34, 197, 94, 0.2); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.4); }

/* ============================================
   顶部通知栏
   ============================================ */
.u79rljpv {
    background: var(--gradient-main);
    color: #fff;
    text-align: center;
    padding: 8px 20px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.u79rljpv a { color: #fff; text-decoration: underline; }

/* ============================================
   导航栏
   ============================================ */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(15, 10, 26, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 20px;
    transition: var(--transition);
}
.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}
.navbar-inner {
    max-width: 1240px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 20px;
}
.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.navbar-brand img.site-logo {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    object-fit: cover;
}
.ce8v2l {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}
.caqts {
    font-size: 1.2rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.g011n2in {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}
.navbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
    justify-content: center;
}
.nav-item { position: relative; }
.nav-link {
    display: block;
    padding: 8px 14px;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
    color: var(--text-white);
    background: rgba(232, 66, 106, 0.15);
}
.nav-link.active { color: var(--primary-light); }

/* 搜索框 */
.30br7up {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,0.07);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    padding: 6px 16px;
    gap: 8px;
    min-width: 200px;
    transition: var(--transition);
}
.30br7up:focus-within {
    border-color: var(--primary);
    background: rgba(232, 66, 106, 0.08);
    box-shadow: 0 0 0 3px rgba(232, 66, 106, 0.15);
}
.30br7up input {
    background: none;
    border: none;
    outline: none;
    color: var(--text-main);
    font-size: 0.88rem;
    width: 100%;
}
.30br7up input::placeholder { color: var(--text-muted); }
.search-btn {
    background: none;
    color: var(--text-muted);
    font-size: 1rem;
    padding: 0;
    transition: var(--transition);
}
.search-btn:hover { color: var(--primary-light); }

/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-main);
    border-radius: 2px;
    transition: var(--transition);
}

/* 搜索结果下拉 */
.search-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 320px;
    background: var(--bg-card2);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    box-shadow: var(--shadow-card);
    z-index: 200;
}
.search-dropdown.show { display: block; }
.search-dropdown-title {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.search-hot-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-main);
    font-size: 0.9rem;
}
.search-hot-item:hover { background: rgba(232, 66, 106, 0.1); color: var(--primary-light); }
.search-hot-num {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    background: var(--primary);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.search-hot-num.top3 { background: var(--accent); }

/* ============================================
   搜索栏（导航下方）
   ============================================ */
.9oamp {
    background: rgba(26, 16, 48, 0.8);
    border-bottom: 1px solid var(--border-color);
    padding: 14px 20px;
}
.90n1td3 {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    background: rgba(255,255,255,0.06);
    border: 1.5px solid var(--border-color);
    border-radius: 50px;
    overflow: hidden;
    transition: var(--transition);
}
.90n1td3:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(232, 66, 106, 0.12);
}
.90n1td3 input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    padding: 12px 20px;
    color: var(--text-main);
    font-size: 0.95rem;
}
.90n1td3 input::placeholder { color: var(--text-muted); }
.nst13i2 {
    background: var(--gradient-main);
    color: #fff;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 0 50px 50px 0;
    transition: var(--transition);
}
.nst13i2:hover { opacity: 0.9; }
.search-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    max-width: 700px;
    margin: 10px auto 0;
    flex-wrap: wrap;
}
.search-tags span { font-size: 0.8rem; color: var(--text-muted); }
.0b7owl {
    font-size: 0.8rem;
    padding: 3px 12px;
    border-radius: 50px;
    background: rgba(232, 66, 106, 0.1);
    color: var(--primary-light);
    border: 1px solid rgba(232, 66, 106, 0.25);
    cursor: pointer;
    transition: var(--transition);
}
.0b7owl:hover { background: rgba(232, 66, 106, 0.25); }

/* ============================================
   英雄区 Hero
   ============================================ */
.hero {
    position: relative;
    min-height: 580px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--gradient-hero);
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(15,10,26,0.92) 0%, rgba(15,10,26,0.6) 60%, rgba(15,10,26,0.2) 100%);
    z-index: 1;
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1240px;
    margin: 0 auto;
    padding: 80px 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(232, 66, 106, 0.15);
    border: 1px solid rgba(232, 66, 106, 0.4);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.82rem;
    color: var(--primary-light);
    margin-bottom: 20px;
    font-weight: 600;
}
.hero-badge::before { content: '●'; color: var(--primary); font-size: 0.6rem; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }
.hero h1 {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-white);
}
.hero h1 .highlight {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-desc {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-stats {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat-num {
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}
.hero-stat-label { font-size: 0.8rem; color: var(--text-muted); }
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}
.hero-img-main {
    width: 100%;
    max-width: 420px;
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px rgba(232, 66, 106, 0.3);
    border: 2px solid rgba(232, 66, 106, 0.2);
    object-fit: cover;
    height: 420px;
}
.hero-float-card {
    position: absolute;
    background: var(--bg-card2);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-card);
    animation: float 3s ease-in-out infinite;
}
.hero-float-card.card-1 { top: 30px; left: -20px; }
.hero-float-card.card-2 { bottom: 60px; right: -20px; animation-delay: 1.5s; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }
.float-card-label { font-size: 0.7rem; color: var(--text-muted); }
.float-card-value { font-size: 1.1rem; font-weight: 700; color: var(--primary-light); }

/* ============================================
   视频卡片
   ============================================ */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}
.video-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}
.video-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(232, 66, 106, 0.5);
}
.video-thumb {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #000;
}
.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.05); }
.video-play-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.3);
    opacity: 0;
    transition: var(--transition);
}
.video-card:hover .video-play-btn { opacity: 1; }
.play-icon {
    width: 56px;
    height: 56px;
    background: rgba(232, 66, 106, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.8);
    transition: var(--transition);
    box-shadow: 0 0 30px rgba(232, 66, 106, 0.6);
}
.video-card:hover .play-icon { transform: scale(1); }
.play-icon::after {
    content: '';
    border-left: 18px solid #fff;
    border-top: 11px solid transparent;
    border-bottom: 11px solid transparent;
    margin-left: 4px;
}
.video-duration {
    position: absolute;
    bottom: 8px;
    right: 10px;
    background: rgba(0,0,0,0.75);
    color: #fff;
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
}
.video-tag {
    position: absolute;
    top: 10px;
    left: 10px;
}
.video-info { padding: 16px; }
.video-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-white);
    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;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.video-author {
    display: flex;
    align-items: center;
    gap: 6px;
}
.video-author-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--primary);
}
.video-stats {
    display: flex;
    gap: 12px;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 8px;
}
.video-stat-item { display: flex; align-items: center; gap: 4px; }

/* ============================================
   特色分类卡片
   ============================================ */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}
.category-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px 16px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
}
.category-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: var(--shadow-card);
}
.category-icon {
    font-size: 2.2rem;
    margin-bottom: 10px;
    display: block;
}
.category-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 4px;
}
.category-count {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ============================================
   专家展示
   ============================================ */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
}
.expert-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    text-align: center;
    transition: var(--transition);
}
.expert-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(232, 66, 106, 0.5);
}
.expert-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 14px;
    border: 3px solid var(--primary);
    box-shadow: 0 0 20px rgba(232, 66, 106, 0.3);
}
.expert-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 4px;
}
.expert-title {
    font-size: 0.82rem;
    color: var(--primary-light);
    margin-bottom: 12px;
}
.expert-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
}
.expert-awards {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-bottom: 16px;
}
.expert-social {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 16px;
}
.social-link {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(232, 66, 106, 0.15);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: var(--transition);
}
.social-link:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.expert-actions { display: flex; gap: 8px; justify-content: center; }

/* ============================================
   合作品牌 Logo墙
   ============================================ */
.partner-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    align-items: center;
}
.partner-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 28px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    transition: var(--transition);
    text-align: center;
    min-width: 120px;
}
.partner-item:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    transform: translateY(-2px);
}

/* ============================================
   FAQ
   ============================================ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition);
}
.faq-item:hover { border-color: rgba(232, 66, 106, 0.4); }
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-white);
    gap: 12px;
}
.faq-question .faq-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(232, 66, 106, 0.15);
    border: 1px solid rgba(232, 66, 106, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--primary-light);
    flex-shrink: 0;
    transition: var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-answer {
    display: none;
    padding: 0 22px 18px;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.8;
}
.faq-item.open .faq-answer { display: block; }

/* ============================================
   用户评价
   ============================================ */
.review-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}
.review-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
}
.review-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
    border-color: rgba(232, 66, 106, 0.35);
}
.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}
.review-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: #fff;
    font-weight: 700;
    flex-shrink: 0;
}
.review-name { font-size: 0.95rem; font-weight: 600; color: var(--text-white); }
.review-date { font-size: 0.78rem; color: var(--text-muted); }
.review-stars { color: var(--accent); font-size: 0.85rem; letter-spacing: 2px; }
.review-text {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 12px;
}
.review-tags { display: flex; gap: 6px; flex-wrap: wrap; }

/* ============================================
   联系我们
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}
.contact-info-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 36px;
}
.contact-info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}
.contact-info-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.contact-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: rgba(232, 66, 106, 0.15);
    border: 1px solid rgba(232, 66, 106, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.contact-label { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 4px; }
.contact-value { font-size: 0.95rem; color: var(--text-white); font-weight: 500; }
.qr-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.qr-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    text-align: center;
}
.qr-img {
    width: 120px;
    height: 120px;
    margin: 0 auto 12px;
    border-radius: var(--radius-sm);
    background: #fff;
    padding: 8px;
}
.qr-label { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 4px; }
.qr-value { font-size: 0.9rem; color: var(--text-white); font-weight: 600; }

/* ============================================
   社区入口
   ============================================ */
.community-entry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}
.community-entry-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px 16px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}
.community-entry-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: var(--shadow-card);
}
.community-entry-icon { font-size: 2.5rem; margin-bottom: 12px; }
.community-entry-name { font-size: 0.95rem; font-weight: 600; color: var(--text-white); margin-bottom: 6px; }
.community-entry-desc { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }

/* ============================================
   AI赋能区
   ============================================ */
.ai-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}
.ai-feature-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.ai-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-main);
    opacity: 0;
    transition: var(--transition);
}
.ai-feature-card:hover::before { opacity: 1; }
.ai-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.ai-feature-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--gradient-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 18px;
    box-shadow: 0 4px 15px rgba(232, 66, 106, 0.3);
}
.ai-feature-title { font-size: 1.05rem; font-weight: 700; color: var(--text-white); margin-bottom: 10px; }
.ai-feature-desc { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* ============================================
   How-To 加入社区
   ============================================ */
.howto-steps {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
    position: relative;
}
.howto-step {
    text-align: center;
    padding: 24px 16px;
    position: relative;
}
.step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-main);
    color: #fff;
    font-size: 1.2rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 4px 15px rgba(232, 66, 106, 0.4);
}
.step-title { font-size: 0.95rem; font-weight: 600; color: var(--text-white); margin-bottom: 8px; }
.step-desc { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ============================================
   分享按钮
   ============================================ */
.8ytmzue {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}
.xprmr3wu { font-size: 0.9rem; color: var(--text-muted); }
.g0bcc {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-muted);
    cursor: pointer;
}
.g0bcc:hover { transform: translateY(-2px); }
.g0bcc.wechat:hover { background: #07c160; border-color: #07c160; color: #fff; }
.g0bcc.weibo:hover { background: #e6162d; border-color: #e6162d; color: #fff; }
.g0bcc.douyin:hover { background: #000; border-color: #69c9d0; color: #69c9d0; }
.g0bcc.bilibili:hover { background: #00a1d6; border-color: #00a1d6; color: #fff; }

/* ============================================
   页脚
   ============================================ */
.footer {
    background: linear-gradient(180deg, var(--bg-dark) 0%, #070412 100%);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}
.0bk2xto5 { max-width: 280px; }
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.footer-logo img { width: 40px; height: 40px; border-radius: 10px; }
.85k9ib {
    font-size: 1.2rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.footer-desc { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.o5m8ultt {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: var(--transition);
}
.o5m8ultt:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.pyuqn {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-link {
    font-size: 0.88rem;
    color: var(--text-muted);
    transition: var(--transition);
}
.footer-link:hover { color: var(--primary-light); padding-left: 4px; }
.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 20px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}
.722bp { font-size: 0.82rem; color: var(--text-muted); }
.722bp a { color: var(--primary-light); }
.6c4xvbi0 { font-size: 0.82rem; color: var(--text-muted); }
.woo6mcrj { font-size: 0.82rem; color: var(--text-muted); }

/* ============================================
   面包屑
   ============================================ */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 16px 0;
}
.breadcrumb a { color: var(--text-muted); transition: var(--transition); }
.breadcrumb a:hover { color: var(--primary-light); }
.breadcrumb-sep { color: var(--border-color); }
.breadcrumb-current { color: var(--primary-light); }

/* ============================================
   内页横幅
   ============================================ */
.page-banner {
    background: var(--gradient-hero);
    padding: 60px 0 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(232,66,106,0.15) 0%, transparent 70%);
}
.page-banner-content { position: relative; z-index: 1; }
.page-banner h1 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: 12px;
}
.page-banner h1 span {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.page-banner p { font-size: 1rem; color: var(--text-muted); }

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1024px) {
    .hero-content { grid-template-columns: 1fr; gap: 40px; }
    .hero-visual { display: none; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .navbar-nav { display: none; }
    .navbar-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: rgba(15,10,26,0.98);
        padding: 16px;
        border-bottom: 1px solid var(--border-color);
        gap: 4px;
    }
    .hamburger { display: flex; }
    .30br7up { min-width: 140px; }
    .hero h1 { font-size: 2rem; }
    .section-title { font-size: 1.6rem; }
    .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .qr-grid { grid-template-columns: 1fr 1fr; }
    .hero-stats { gap: 20px; }
    .section { padding: 50px 0; }
}
@media (max-width: 480px) {
    .hero h1 { font-size: 1.7rem; }
    .hero-actions { flex-direction: column; }
    .category-grid { grid-template-columns: repeat(3, 1fr); }
    .video-grid { grid-template-columns: 1fr; }
    .expert-grid { grid-template-columns: 1fr; }
    .qr-grid { grid-template-columns: 1fr; }
}

/* ============================================
   动画
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   内页专用样式
   ============================================ */
.inner-page { padding-top: 0; }
.filter-bar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 32px;
    align-items: center;
}
.filter-btn {
    padding: 7px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}
.page-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}
.page-btn:hover, .page-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* 图片懒加载占位 */
img[data-src] { background: var(--bg-card2); }


/* ============================================
   新增页面样式（v2.0 EEAT优化版）
   ============================================ */

/* ---- 面包屑导航 ---- */
.breadcrumb-nav {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
}
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary-light); }
.breadcrumb-sep { color: var(--text-muted); }
.breadcrumb-current { color: var(--text-white); }

/* ---- 搜索栏区域 ---- */
.9oamp {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 14px 0;
}
.90n1td3 {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    gap: 10px;
}
.nst13i2 {
    padding: 10px 24px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
}
.nst13i2:hover { background: var(--primary-dark); }
.search-tags {
    max-width: 1240px;
    margin: 10px auto 0;
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 0.82rem;
    color: var(--text-muted);
}
.0b7owl {
    padding: 3px 12px;
    background: rgba(232,66,106,0.1);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-muted);
    font-size: 0.8rem;
    transition: var(--transition);
}
.0b7owl:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* ---- AI功能卡片 ---- */
.ai-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}
.ai-feature-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.ai-feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-main);
    opacity: 0;
    transition: var(--transition);
}
.ai-feature-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}
.ai-feature-card:hover::before { opacity: 1; }
.ai-feature-icon {
    font-size: 2.2rem;
    margin-bottom: 14px;
}
.ai-feature-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 10px;
}
.ai-feature-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ---- 专家卡片网格 ---- */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}
.expert-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 28px 24px;
    text-align: center;
    transition: var(--transition);
}
.expert-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}
.expert-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 14px;
    border: 3px solid var(--primary);
}
.expert-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 4px;
}
.expert-title {
    font-size: 0.82rem;
    color: var(--primary-light);
    margin-bottom: 10px;
}
.expert-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 12px;
}
.expert-awards {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
}

/* ---- SEO内容区 ---- */
.seo-content h2 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 16px;
    padding-left: 12px;
    border-left: 3px solid var(--primary);
}
.seo-content p {
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 14px;
}
.seo-content strong { color: var(--text-white); }

/* ---- 小按钮 ---- */
.btn-sm {
    padding: 6px 16px;
    font-size: 0.82rem;
    border-radius: var(--radius-md);
    display: inline-block;
}
.btn-ghost {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary-light);
    transition: var(--transition);
}
.btn-ghost:hover {
    background: var(--primary);
    color: #fff;
}

/* ---- 导航下拉菜单 ---- */
.has-dropdown { position: relative; }
.nav-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: var(--bg-card2);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px 0;
    z-index: 999;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.has-dropdown:hover .nav-dropdown { display: block; }
.nav-dropdown li a {
    display: block;
    padding: 8px 18px;
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: var(--transition);
    white-space: nowrap;
}
.nav-dropdown li a:hover {
    color: var(--primary-light);
    background: rgba(232,66,106,0.1);
}

/* ---- 页面横幅面包屑 ---- */
.page-banner .breadcrumb a { color: rgba(255,255,255,0.6); }
.page-banner .breadcrumb a:hover { color: #fff; }
.page-banner .breadcrumb-sep { color: rgba(255,255,255,0.4); }

/* ---- 分页链接样式修复 ---- */
a.page-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: auto;
    min-width: 38px;
    padding: 0 12px;
    height: 38px;
    text-decoration: none;
    color: var(--text-muted);
}
a.page-btn:hover, a.page-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* ---- 响应式补充 ---- */
@media (max-width: 768px) {
    .ai-feature-grid { grid-template-columns: 1fr; }
    .expert-grid { grid-template-columns: repeat(2, 1fr); }
    .9oamp { padding: 10px 0; }
    .search-tags { display: none; }
    .nav-dropdown { display: none !important; }
}
@media (max-width: 480px) {
    .expert-grid { grid-template-columns: 1fr; }
}