/* 糖心vlog - 原创样式设计 */
/* 域名: g-landgolf.com.cn */

:root {
    --primary: #FF6B6B;
    --primary-dark: #E85555;
    --secondary: #FF8E53;
    --accent: #FFB347;
    --dark: #2D3436;
    --gray: #636E72;
    --light-gray: #B2BEC3;
    --bg-light: #FDF6F6;
    --bg-white: #FFFFFF;
    --shadow: 0 4px 20px rgba(255, 107, 107, 0.15);
    --shadow-hover: 0 8px 30px rgba(255, 107, 107, 0.25);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--bg-white);
}

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

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

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

/* 头部导航 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

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

.logo img {
    width: 42px;
    height: 42px;
    border-radius: 10px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-menu a {
    font-size: 15px;
    font-weight: 500;
    color: var(--dark);
    position: relative;
    padding: 8px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    transition: var(--transition);
}

/* 搜索框 */
.search-bar {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 15px 0;
    margin-top: 66px;
}

.search-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.search-input {
    width: 100%;
    max-width: 500px;
    padding: 12px 20px;
    border: none;
    border-radius: 25px;
    font-size: 15px;
    outline: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.search-btn {
    padding: 12px 25px;
    background: var(--dark);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background: #1a1a1a;
    transform: translateY(-2px);
}

/* Hero区域 */
.hero {
    position: relative;
    height: 500px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.8), rgba(255, 142, 83, 0.6));
}

.hero-content {
    position: relative;
    z-index: 10;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    padding: 0 20px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.hero p {
    font-size: 20px;
    max-width: 600px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-btns {
    display: flex;
    gap: 15px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: white;
    color: var(--primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

/* 区块标题 */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.section-header p {
    font-size: 18px;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    font-size: 13px;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 15px;
}

/* 视频卡片 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.video-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

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

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 18px solid var(--primary);
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    margin-left: 4px;
}

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

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.75);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.video-info {
    padding: 18px;
}

.video-info h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    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: 15px;
    font-size: 13px;
    color: var(--gray);
}

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

/* 创作者卡片 */
.creator-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.creator-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.creator-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.creator-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 15px;
    border: 4px solid var(--bg-light);
}

.creator-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
}

.creator-card .role {
    font-size: 14px;
    color: var(--primary);
    margin-bottom: 12px;
}

.creator-card p {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 15px;
}

.creator-stats {
    display: flex;
    justify-content: center;
    gap: 20px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.creator-stats span {
    font-size: 13px;
    color: var(--gray);
}

.creator-stats strong {
    color: var(--dark);
}

/* 专家团队 */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.expert-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.expert-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.expert-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.expert-info {
    padding: 25px;
}

.expert-info h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
}

.expert-info .title {
    font-size: 14px;
    color: var(--primary);
    margin-bottom: 10px;
}

.expert-info p {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 15px;
    line-height: 1.6;
}

.expert-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.expert-tags span {
    padding: 4px 12px;
    background: var(--bg-light);
    color: var(--primary);
    font-size: 12px;
    border-radius: 15px;
}

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

.expert-btns a {
    flex: 1;
    padding: 10px;
    text-align: center;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
}

.expert-btns .btn-contact {
    background: var(--primary);
    color: white;
}

.expert-btns .btn-works {
    background: var(--bg-light);
    color: var(--primary);
}

/* 娱乐专区 */
.entertainment-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.entertainment-card {
    background: white;
    border-radius: var(--radius);
    padding: 25px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.entertainment-card:hover {
    transform: translateY(-5px);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

.entertainment-card .icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.entertainment-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.entertainment-card p {
    font-size: 13px;
    opacity: 0.8;
}

/* 合作伙伴 */
.partners {
    background: var(--bg-light);
}

.partner-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.partner-logos img {
    height: 50px;
    opacity: 0.6;
    filter: grayscale(100%);
    transition: var(--transition);
}

.partner-logos img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* 用户评价 */
.review-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.review-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.review-header img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.review-header h5 {
    font-size: 16px;
    font-weight: 600;
}

.review-header span {
    font-size: 13px;
    color: var(--gray);
}

.review-stars {
    color: #FFD700;
    margin-bottom: 10px;
}

.review-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

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

.faq-item {
    background: white;
    border-radius: var(--radius);
    margin-bottom: 15px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    padding: 20px 25px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    color: var(--primary);
}

.faq-answer {
    padding: 0 25px 20px;
    font-size: 15px;
    color: var(--gray);
    line-height: 1.7;
    display: none;
}

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

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

/* 页脚 */
.footer {
    background: var(--dark);
    color: white;
    padding: 60px 0 30px;
}

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

.footer-brand img {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.footer-brand h4 {
    font-size: 22px;
    margin-bottom: 10px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--light-gray);
    line-height: 1.7;
}

.footer-links h5 {
    font-size: 16px;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 14px;
    color: var(--light-gray);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-qrcode {
    text-align: center;
}

.footer-qrcode img {
    width: 120px;
    height: 120px;
    border-radius: 10px;
    margin-bottom: 10px;
}

.footer-qrcode span {
    font-size: 13px;
    color: var(--light-gray);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--light-gray);
}

.footer-bottom a {
    color: var(--light-gray);
}

.footer-bottom a:hover {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: white;
}

.social-links a:hover {
    background: var(--primary);
}

/* 面包屑 */
.breadcrumb {
    background: var(--bg-light);
    padding: 15px 0;
    margin-top: 66px;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
    font-size: 14px;
}

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

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

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

/* 响应式设计 */
@media (max-width: 992px) {
    .video-grid,
    .creator-grid,
    .expert-grid,
    .review-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .entertainment-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero h1 {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .video-grid,
    .creator-grid,
    .expert-grid,
    .review-grid,
    .entertainment-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero {
        height: 400px;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .hero-btns {
        flex-direction: column;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* 懒加载占位 */
.lazy {
    opacity: 0;
    transition: opacity 0.3s;
}

.lazy.loaded {
    opacity: 1;
}

/* 动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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