/* 福利姬 - 原创样式表 */
/* 配色：甜蜜粉#FF6B9D 深玫红#C44569 暖橙#FFA502 深色背景#1A1A2E */

:root {
    --pink: #FF6B9D;
    --rose: #C44569;
    --orange: #FFA502;
    --dark1: #1A1A2E;
    --dark2: #16213E;
    --dark3: #0F3460;
    --light: #F8F9FA;
    --gray: #ADB5BD;
    --gray2: #6C757D;
    --radius: 12px;
    --shadow: 0 4px 20px rgba(255,107,157,0.15);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--dark1);
    color: var(--light);
    line-height: 1.7;
    overflow-x: hidden;
}

a { color: var(--pink); text-decoration: none; transition: color .2s; }
a:hover { color: var(--orange); }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* 头部导航 */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(26,26,46,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,107,157,0.1);
    padding: 12px 0;
}

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

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-link img { width: 42px; height: 42px; border-radius: 8px; }

.logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--pink), var(--orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub {
    font-size: 0.7rem;
    color: var(--gray);
    display: block;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 24px;
    list-style: none;
}

.main-nav a {
    color: var(--light);
    font-size: 0.95rem;
    padding: 6px 0;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--pink);
    transition: width .3s;
}

.main-nav a:hover::after { width: 100%; }
.main-nav a:hover { color: var(--pink); }

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--light);
    transition: .3s;
}

/* 搜索框 */
.search-bar {
    background: var(--dark2);
    padding: 14px 0;
    border-bottom: 1px solid rgba(255,107,157,0.08);
}

.search-form {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
    border-radius: 50px;
    overflow: hidden;
    border: 2px solid var(--dark3);
    transition: border-color .3s;
}

.search-form:focus-within { border-color: var(--pink); }

.search-input {
    flex: 1;
    padding: 12px 24px;
    background: transparent;
    border: none;
    color: var(--light);
    font-size: 0.95rem;
    outline: none;
}

.search-input::placeholder { color: var(--gray2); }

.search-btn {
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--pink), var(--rose));
    border: none;
    color: #fff;
    font-size: 0.95rem;
    cursor: pointer;
    transition: opacity .2s;
}

.search-btn:hover { opacity: 0.85; }

.search-tags {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.search-tag {
    font-size: 0.8rem;
    color: var(--gray);
    padding: 3px 12px;
    border-radius: 20px;
    background: rgba(255,107,157,0.08);
    cursor: pointer;
    transition: .2s;
}

.search-tag:hover { background: rgba(255,107,157,0.2); color: var(--pink); }

/* Hero 横幅 */
.hero-section {
    position: relative;
    padding: 80px 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url('/images/hero-banner.jpg') center/cover no-repeat;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26,26,46,0.9), rgba(196,69,105,0.4));
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(255,107,157,0.15);
    border: 1px solid rgba(255,107,157,0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--pink);
    margin-bottom: 20px;
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff, var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
}

.hero-stat { text-align: center; }
.hero-stat-num { font-size: 1.8rem; font-weight: 700; color: var(--pink); }
.hero-stat-label { font-size: 0.85rem; color: var(--gray); margin-top: 4px; }

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 30px;
}

/* 按钮 */
.btn-primary {
    display: inline-block;
    padding: 12px 32px;
    background: linear-gradient(135deg, var(--pink), var(--rose));
    color: #fff;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: transform .2s, box-shadow .2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,107,157,0.35);
    color: #fff;
}

.btn-outline {
    display: inline-block;
    padding: 12px 32px;
    border: 2px solid var(--pink);
    color: var(--pink);
    border-radius: 50px;
    font-weight: 600;
    transition: .2s;
}

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

/* 通用区块 */
.section { padding: 70px 0; }
.section-dark { background: var(--dark2); }

.section-header {
    text-align: center;
    margin-bottom: 45px;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--pink);
    background: rgba(255,107,157,0.1);
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-desc {
    color: var(--gray);
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 视频卡片网格 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.video-card {
    background: var(--dark2);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .3s, box-shadow .3s;
    cursor: pointer;
}

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

.video-thumb {
    position: relative;
    padding-top: 56.25%;
    overflow: hidden;
}

.video-thumb img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s;
}

.video-card:hover .video-thumb img { transform: scale(1.05); }

.video-play {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.4);
    opacity: 0;
    transition: opacity .3s;
}

.video-card:hover .video-play { opacity: 1; }

.video-play-icon {
    width: 56px;
    height: 56px;
    background: var(--pink);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-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: 8px;
    background: rgba(0,0,0,0.75);
    color: #fff;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
}

.video-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--pink);
    color: #fff;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 600;
}

.video-info { padding: 16px; }

.video-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--gray);
}

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

/* 精选大视频 */
.featured-wrap {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

.featured-main {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
}

.featured-main img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }

.featured-main .video-play {
    opacity: 0;
    transition: opacity .3s;
}

.featured-main:hover .video-play { opacity: 1; }

.featured-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px 20px 20px;
    background: linear-gradient(transparent, rgba(0,0,0,0.85));
}

.featured-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 6px; }
.featured-desc { font-size: 0.85rem; color: var(--gray); }

.side-list { display: flex; flex-direction: column; gap: 12px; }

.side-item {
    display: flex;
    gap: 12px;
    background: var(--dark2);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: .2s;
}

.side-item:hover { background: var(--dark3); }

.side-thumb {
    width: 140px;
    min-height: 80px;
    position: relative;
    flex-shrink: 0;
}

.side-thumb img { width: 100%; height: 100%; object-fit: cover; }

.side-info { padding: 10px 10px 10px 0; flex: 1; }
.side-title { font-size: 0.85rem; font-weight: 600; margin-bottom: 4px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.side-meta { font-size: 0.75rem; color: var(--gray); }

/* AI赋能 */
.ai-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.ai-card {
    background: var(--dark2);
    border-radius: var(--radius);
    padding: 30px 24px;
    border: 1px solid rgba(255,107,157,0.08);
    transition: .3s;
}

.ai-card:hover {
    border-color: var(--pink);
    transform: translateY(-4px);
}

.ai-icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--pink), var(--rose));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.ai-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 10px; }
.ai-desc { font-size: 0.9rem; color: var(--gray); line-height: 1.7; }

/* 专家展示 */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.expert-card {
    background: var(--dark2);
    border-radius: var(--radius);
    padding: 28px;
    text-align: center;
    border: 1px solid rgba(255,107,157,0.06);
    transition: .3s;
}

.expert-card:hover { border-color: var(--pink); }

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

.expert-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.expert-role { font-size: 0.85rem; color: var(--pink); margin-bottom: 12px; }
.expert-desc { font-size: 0.88rem; color: var(--gray); margin-bottom: 16px; line-height: 1.6; }

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

.award-tag {
    font-size: 0.72rem;
    padding: 3px 10px;
    background: rgba(255,165,2,0.12);
    color: var(--orange);
    border-radius: 20px;
}

.expert-btns { display: flex; gap: 10px; justify-content: center; }

.btn-sm {
    padding: 7px 16px;
    font-size: 0.8rem;
    border-radius: 20px;
    border: 1px solid var(--pink);
    color: var(--pink);
    transition: .2s;
}

.btn-sm:hover { background: var(--pink); color: #fff; }

/* 合作品牌墙 */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 20px;
}

.partner-item {
    background: var(--dark2);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    font-size: 0.9rem;
    color: var(--gray);
    border: 1px solid rgba(255,107,157,0.06);
    transition: .2s;
}

.partner-item:hover { border-color: var(--pink); color: var(--pink); }

/* 加入社区步骤 */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 24px;
    counter-reset: step;
}

.step-item {
    background: var(--dark2);
    border-radius: var(--radius);
    padding: 28px;
    position: relative;
    counter-increment: step;
}

.step-item::before {
    content: counter(step);
    position: absolute;
    top: -12px;
    left: 20px;
    width: 32px;
    height: 32px;
    background: var(--pink);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.step-title { font-size: 1rem; font-weight: 600; margin-bottom: 8px; margin-top: 8px; }
.step-desc { font-size: 0.88rem; color: var(--gray); }

/* FAQ */
.faq-list { max-width: 750px; margin: 0 auto; }

.faq-item {
    background: var(--dark2);
    border-radius: 8px;
    margin-bottom: 12px;
    overflow: hidden;
    border: 1px solid rgba(255,107,157,0.06);
}

.faq-q {
    padding: 18px 24px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: .2s;
}

.faq-q:hover { color: var(--pink); }

.faq-icon {
    font-size: 1.2rem;
    transition: transform .3s;
    color: var(--pink);
}

.faq-item.active .faq-icon { transform: rotate(45deg); }

.faq-a {
    padding: 0 24px 18px;
    color: var(--gray);
    font-size: 0.92rem;
    display: none;
    line-height: 1.7;
}

.faq-item.active .faq-a { display: block; }

/* 用户评价 */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.review-card {
    background: var(--dark2);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid rgba(255,107,157,0.06);
}

.review-stars { color: var(--orange); margin-bottom: 12px; font-size: 0.9rem; }
.review-text { font-size: 0.92rem; color: var(--gray); line-height: 1.7; margin-bottom: 16px; }

.review-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.review-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--pink);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.review-name { font-size: 0.88rem; font-weight: 600; }
.review-label { font-size: 0.75rem; color: var(--gray); }

/* 联系我们 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.contact-block {
    background: var(--dark2);
    border-radius: var(--radius);
    padding: 30px;
}

.contact-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 20px; }

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
}

.contact-icon { color: var(--pink); font-size: 1.1rem; min-width: 24px; }
.contact-label { font-size: 0.82rem; color: var(--gray); }
.contact-value { font-size: 0.95rem; }

.qr-grid {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

.qr-item { text-align: center; }
.qr-item img { width: 120px; height: 120px; border-radius: 8px; margin-bottom: 8px; }
.qr-label { font-size: 0.8rem; color: var(--gray); }

/* 底部 */
.site-footer {
    background: var(--dark2);
    border-top: 1px solid rgba(255,107,157,0.08);
    padding: 50px 0 30px;
}

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

.footer-brand-desc { font-size: 0.88rem; color: var(--gray); margin-top: 12px; line-height: 1.7; }

.footer-title { font-size: 1rem; font-weight: 700; margin-bottom: 16px; }

.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: var(--gray); font-size: 0.88rem; }
.footer-links a:hover { color: var(--pink); }

.footer-bottom {
    border-top: 1px solid rgba(255,107,157,0.08);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--gray);
    flex-wrap: wrap;
    gap: 10px;
}

/* 分享按钮 */
.share-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 0;
    flex-wrap: wrap;
}

.share-label { font-size: 0.9rem; color: var(--gray); }

.share-btn {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.82rem;
    border: 1px solid var(--dark3);
    color: var(--light);
    background: transparent;
    cursor: pointer;
    transition: .2s;
}

.share-btn:hover { border-color: var(--pink); color: var(--pink); }

/* 面包屑 */
.breadcrumb {
    padding: 14px 0;
    font-size: 0.84rem;
    color: var(--gray);
}

.breadcrumb a { color: var(--gray); }
.breadcrumb a:hover { color: var(--pink); }
.breadcrumb span { margin: 0 8px; }

/* 页面Hero */
.page-hero {
    padding: 50px 0;
    text-align: center;
    background: var(--dark2);
    border-bottom: 1px solid rgba(255,107,157,0.08);
}

.page-hero h1 { font-size: 2rem; font-weight: 700; margin-bottom: 10px; }
.page-hero p { color: var(--gray); font-size: 1rem; }

/* 统计条 */
.stats-bar {
    background: var(--dark2);
    padding: 20px 0;
    border-bottom: 1px solid rgba(255,107,157,0.08);
}

.stats-grid {
    display: flex;
    justify-content: center;
    gap: 50px;
}

.stat-item { text-align: center; }
.stat-num { font-size: 1.5rem; font-weight: 700; color: var(--pink); }
.stat-label { font-size: 0.8rem; color: var(--gray); margin-top: 2px; }

/* Toast */
.site-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--pink);
    color: #fff;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 0.9rem;
    opacity: 0;
    transform: translateY(20px);
    transition: .3s;
    z-index: 9999;
}

.site-toast.show { opacity: 1; transform: translateY(0); }

/* 返回顶部 */
#backTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: var(--pink);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    transition: .3s;
    z-index: 999;
}

#backTop.show { opacity: 1; }
#backTop:hover { background: var(--rose); }

/* 响应式 */
@media (max-width: 768px) {
    .main-nav { 
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--dark1);
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        border-bottom: 1px solid rgba(255,107,157,0.1);
    }
    .main-nav.open { display: flex; }
    .hamburger { display: flex; }
    .hero-title { font-size: 1.8rem; }
    .hero-stats { gap: 20px; }
    .featured-wrap { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    .video-grid { grid-template-columns: 1fr; }
    .stats-grid { gap: 20px; flex-wrap: wrap; }
}

@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; }
    .hero-stats { flex-direction: column; gap: 16px; }
    .hero-btns { flex-direction: column; align-items: center; }
}