/* 糖心vlog - 主样式文件 */
/* 纯原创CSS设计 */

/* ===== 基础重置 ===== */
* {
    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', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #e8e8e8;
    line-height: 1.6;
    min-height: 100vh;
}

/* ===== 容器 ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== 头部导航 ===== */
.header {
    background: rgba(15, 52, 96, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 12px;
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #e94560 0%, #ff6b6b 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    font-weight: bold;
}

.logo-text {
    font-size: 26px;
    font-weight: 700;
    background: linear-gradient(90deg, #e94560, #ff6b6b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-menu a {
    color: #e8e8e8;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 15px;
    font-weight: 500;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: rgba(233, 69, 96, 0.2);
    color: #e94560;
}

/* ===== 面包屑导航 ===== */
.breadcrumb {
    background: rgba(0, 0, 0, 0.2);
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.breadcrumb-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.breadcrumb-item {
    color: #a0a0a0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-item:hover {
    color: #e94560;
}

.breadcrumb-item.active {
    color: #e8e8e8;
}

.breadcrumb-separator {
    color: #666;
}

/* ===== 主要内容区 ===== */
.main-content {
    padding: 40px 0;
}

/* ===== 页面标题区 ===== */
.page-header {
    text-align: center;
    margin-bottom: 50px;
    padding: 40px 20px;
    background: linear-gradient(135deg, rgba(233, 69, 96, 0.1) 0%, rgba(255, 107, 107, 0.05) 100%);
    border-radius: 20px;
    border: 1px solid rgba(233, 69, 96, 0.2);
}

.page-title {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #ffffff, #e8e8e8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-description {
    font-size: 16px;
    color: #b0b0b0;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ===== 板块标题 ===== */
.section-title {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 30px;
    padding-left: 20px;
    border-left: 4px solid #e94560;
    color: #ffffff;
}

/* ===== 视频卡片网格 ===== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 25px;
    margin-bottom: 50px;
}

@media (max-width: 1200px) {
    .video-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 900px) {
    .video-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
}

/* ===== 视频卡片 ===== */
.video-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(233, 69, 96, 0.2);
    border-color: rgba(233, 69, 96, 0.3);
}

.video-poster {
    position: relative;
    aspect-ratio: 2/3;
    overflow: hidden;
}

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

.video-card:hover .video-poster img {
    transform: scale(1.08);
}

.play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.play-button {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #e94560 0%, #ff6b6b 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 25px rgba(233, 69, 96, 0.4);
    transition: transform 0.3s ease;
}

.play-button:hover {
    transform: scale(1.1);
}

.play-button::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 18px solid white;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    margin-left: 4px;
}

.video-rating {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.75);
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    color: #ffd700;
}

.video-info {
    padding: 18px;
}

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

.video-meta {
    font-size: 12px;
    color: #888;
    margin-bottom: 10px;
}

.video-desc {
    font-size: 13px;
    color: #a0a0a0;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-source {
    font-size: 11px;
    color: #666;
    margin-top: 8px;
}

/* ===== 页脚 ===== */
.footer {
    background: rgba(0, 0, 0, 0.4);
    padding: 50px 0 30px;
    margin-top: 60px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-nav {
    margin-bottom: 30px;
}

.footer-nav h4 {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 15px;
}

.footer-nav a {
    color: #a0a0a0;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
}

.footer-nav a:hover {
    color: #e94560;
}

.footer-links {
    display: flex;
    gap: 25px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #888;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #e94560;
}

.footer-statement {
    background: rgba(255, 255, 255, 0.03);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 25px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-statement p {
    font-size: 13px;
    color: #888;
    line-height: 1.8;
}

.footer-statement strong {
    color: #e94560;
}

.footer-update {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-update p {
    font-size: 13px;
    color: #666;
}

.footer-copyright {
    text-align: center;
    margin-top: 20px;
    font-size: 13px;
    color: #555;
}

/* ===== EEAT页面样式 ===== */
.eeat-content {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    padding: 50px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.eeat-section {
    margin-bottom: 40px;
}

.eeat-section:last-child {
    margin-bottom: 0;
}

.eeat-section h2 {
    font-size: 24px;
    color: #ffffff;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid rgba(233, 69, 96, 0.3);
}

.eeat-section h3 {
    font-size: 18px;
    color: #e8e8e8;
    margin: 20px 0 12px;
}

.eeat-section p {
    font-size: 15px;
    color: #b0b0b0;
    line-height: 1.9;
    margin-bottom: 15px;
}

.eeat-section ul {
    list-style: none;
    padding-left: 0;
}

.eeat-section li {
    font-size: 15px;
    color: #b0b0b0;
    line-height: 1.8;
    padding-left: 25px;
    position: relative;
    margin-bottom: 10px;
}

.eeat-section li::before {
    content: '•';
    color: #e94560;
    font-size: 18px;
    position: absolute;
    left: 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 25px;
}

.team-member {
    background: rgba(255, 255, 255, 0.03);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
}

.team-member h4 {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 8px;
}

.team-member .role {
    font-size: 14px;
    color: #e94560;
    margin-bottom: 12px;
}

.team-member p {
    font-size: 14px;
    color: #888;
}

.contact-info {
    background: rgba(233, 69, 96, 0.1);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(233, 69, 96, 0.2);
}

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

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-item .icon {
    width: 45px;
    height: 45px;
    background: rgba(233, 69, 96, 0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.contact-item .text {
    font-size: 15px;
    color: #e8e8e8;
}

/* ===== 响应式设计 ===== */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .page-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 22px;
    }
    
    .eeat-content {
        padding: 30px 20px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}

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

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

.video-card:nth-child(1) { animation-delay: 0.05s; }
.video-card:nth-child(2) { animation-delay: 0.1s; }
.video-card:nth-child(3) { animation-delay: 0.15s; }
.video-card:nth-child(4) { animation-delay: 0.2s; }
.video-card:nth-child(5) { animation-delay: 0.25s; }
.video-card:nth-child(6) { animation-delay: 0.3s; }