/* 萝莉岛 - 全站样式表 */
/* 域名: xczzjd.cn */

/* ==================== 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;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

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

ul, ol {
    list-style: none;
}

/* ==================== 通用容器 ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

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

.section-title h2 {
    font-size: 32px;
    color: #1a1a2e;
    margin-bottom: 15px;
    font-weight: 700;
}

.section-title p {
    color: #666;
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== 头部导航 ==================== */
.header {
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 50%, #ffb4a2 100%);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(255, 107, 107, 0.3);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

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

.logo img {
    height: 45px;
    width: auto;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.nav-menu {
    display: flex;
    gap: 35px;
}

.nav-menu a {
    color: #fff;
    font-size: 16px;
    font-weight: 500;
    padding: 8px 0;
    position: relative;
    transition: all 0.3s ease;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #fff;
    transition: width 0.3s ease;
}

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

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

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ==================== 搜索框 ==================== */
.search-bar {
    background: rgba(255,255,255,0.95);
    padding: 15px 0;
    margin-top: 75px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.search-container {
    display: flex;
    max-width: 700px;
    margin: 0 auto;
    background: #f5f5f5;
    border-radius: 50px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.search-container:focus-within {
    border-color: #ff6b6b;
    background: #fff;
}

.search-container input {
    flex: 1;
    padding: 15px 25px;
    border: none;
    background: transparent;
    font-size: 16px;
    outline: none;
}

.search-container input::placeholder {
    color: #999;
}

.search-container button {
    padding: 15px 30px;
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    border: none;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-container button:hover {
    background: linear-gradient(135deg, #ff5252, #ff6b6b);
}

/* ==================== Hero区域 ==================== */
.hero {
    background: linear-gradient(135deg, rgba(255,107,107,0.9), rgba(255,180,162,0.9)), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    min-height: 600px;
    display: flex;
    align-items: center;
    color: #fff;
    text-align: center;
    padding-top: 0;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 52px;
    font-weight: 800;
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0,0,0,0.2);
    line-height: 1.2;
}

.hero h1 span {
    display: block;
    font-size: 28px;
    font-weight: 400;
    margin-top: 10px;
    opacity: 0.95;
}

.hero p {
    font-size: 18px;
    margin-bottom: 35px;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 50px;
}

.stat-item {
    text-align: center;
}

.stat-item .number {
    font-size: 42px;
    font-weight: 700;
    display: block;
}

.stat-item .label {
    font-size: 14px;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: #fff;
    color: #ff6b6b;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
    margin-left: 15px;
}

.btn-secondary:hover {
    background: #fff;
    color: #ff6b6b;
}

/* ==================== 视频卡片 ==================== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.video-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(255,107,107,0.2);
}

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

.video-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 70px;
    height: 70px;
    background: rgba(255,107,107,0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(255,107,107,0.4);
}

.play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 22px solid #fff;
    border-top: 14px solid transparent;
    border-bottom: 14px solid transparent;
    margin-left: 5px;
}

.video-card:hover .play-btn {
    transform: translate(-50%, -50%) scale(1);
}

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0,0,0,0.75);
    color: #fff;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 500;
}

.video-info {
    padding: 18px;
}

.video-info h3 {
    font-size: 15px;
    color: #1a1a2e;
    margin-bottom: 12px;
    line-height: 1.5;
    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: 13px;
    color: #888;
}

.video-author {
    display: flex;
    align-items: center;
    gap: 8px;
}

.video-author img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
}

.video-stats {
    display: flex;
    gap: 15px;
}

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

/* ==================== 特色功能 ==================== */
.features {
    background: linear-gradient(180deg, #fff 0%, #fff5f5 100%);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 4px 25px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(255,107,107,0.15);
    border-color: #ffb4a2;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ff6b6b, #ffb4a2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 36px;
}

.feature-card h3 {
    font-size: 20px;
    color: #1a1a2e;
    margin-bottom: 15px;
}

.feature-card p {
    color: #666;
    font-size: 14px;
    line-height: 1.7;
}

/* ==================== 专家团队 ==================== */
.experts {
    background: #fff;
}

.expert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.expert-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 25px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.expert-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(255,107,107,0.15);
}

.expert-avatar {
    position: relative;
    padding-top: 100%;
    overflow: hidden;
}

.expert-avatar img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.expert-card:hover .expert-avatar img {
    transform: scale(1.05);
}

.expert-info {
    padding: 25px;
    text-align: center;
}

.expert-info h3 {
    font-size: 18px;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.expert-info .title {
    color: #ff6b6b;
    font-size: 14px;
    margin-bottom: 12px;
}

.expert-info p {
    color: #666;
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 15px;
}

.expert-social {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.expert-social a {
    width: 36px;
    height: 36px;
    background: #f5f5f5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    transition: all 0.3s ease;
}

.expert-social a:hover {
    background: #ff6b6b;
    color: #fff;
}

/* ==================== 用户评价 ==================== */
.testimonials {
    background: linear-gradient(135deg, #ff6b6b 0%, #ffb4a2 100%);
    color: #fff;
}

.testimonials .section-title h2 {
    color: #fff;
}

.testimonials .section-title p {
    color: rgba(255,255,255,0.9);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    padding: 35px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.2);
}

.testimonial-card .quote {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 25px;
    opacity: 0.95;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255,255,255,0.3);
}

.testimonial-author .name {
    font-weight: 600;
    font-size: 16px;
}

.testimonial-author .role {
    font-size: 13px;
    opacity: 0.8;
}

.testimonial-rating {
    color: #ffd700;
    margin-top: 5px;
    font-size: 14px;
}

/* ==================== 合作品牌 ==================== */
.partners {
    background: #fff;
}

.partner-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 50px;
}

.partner-logos img {
    height: 60px;
    opacity: 0.6;
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

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

/* ==================== 联系我们 ==================== */
.contact-section {
    background: linear-gradient(180deg, #fff5f5 0%, #fff 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.contact-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 4px 25px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255,107,107,0.12);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #ff6b6b, #ffb4a2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: #fff;
}

.contact-card h3 {
    font-size: 18px;
    color: #1a1a2e;
    margin-bottom: 10px;
}

.contact-card p {
    color: #666;
    font-size: 14px;
}

.contact-card .qr-code {
    width: 150px;
    height: 150px;
    margin: 20px auto 0;
    border-radius: 10px;
    overflow: hidden;
}

.contact-card .qr-code img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ==================== 页脚 ==================== */
.footer {
    background: #1a1a2e;
    color: #fff;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #ff6b6b;
}

.footer-links h4 {
    font-size: 16px;
    margin-bottom: 20px;
    color: #fff;
}

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

.footer-links ul li a {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: #ff6b6b;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: rgba(255,255,255,0.6);
}

.footer-bottom a {
    color: rgba(255,255,255,0.6);
}

.footer-bottom a:hover {
    color: #ff6b6b;
}

/* ==================== 面包屑导航 ==================== */
.breadcrumb {
    background: #f8f8f8;
    padding: 15px 0;
    margin-top: 75px;
    border-bottom: 1px solid #eee;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.breadcrumb-list a {
    color: #666;
}

.breadcrumb-list a:hover {
    color: #ff6b6b;
}

.breadcrumb-list span {
    color: #999;
}

.breadcrumb-list .current {
    color: #ff6b6b;
}

/* ==================== 内页标题 ==================== */
.page-header {
    background: linear-gradient(135deg, #ff6b6b 0%, #ffb4a2 100%);
    padding: 80px 0;
    text-align: center;
    color: #fff;
}

.page-header h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 18px;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== 分页 ==================== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 50px;
}

.pagination a,
.pagination span {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
}

.pagination a {
    background: #fff;
    color: #666;
    border: 1px solid #eee;
}

.pagination a:hover,
.pagination .active {
    background: #ff6b6b;
    color: #fff;
    border-color: #ff6b6b;
}

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

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, #ff6b6b, #ffb4a2);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero h1 span {
        font-size: 20px;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .stat-item .number {
        font-size: 32px;
    }
    
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .expert-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .section-title h2 {
        font-size: 26px;
    }
    
    .page-header {
        padding: 50px 0;
    }
    
    .page-header h1 {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .hero {
        min-height: 500px;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .btn {
        padding: 12px 30px;
        font-size: 14px;
    }
    
    .btn-secondary {
        margin-left: 0;
        margin-top: 10px;
    }
    
    .hero-buttons {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}

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

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

/* ==================== 懒加载占位 ==================== */
.lazy-load {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

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

/* ==================== 滚动条美化 ==================== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #ff6b6b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #ff5252;
}

/* ==================== 工具类 ==================== */
.text-center {
    text-align: center;
}

.text-primary {
    color: #ff6b6b;
}

.bg-light {
    background: #f8f8f8;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.hidden {
    display: none;
}

/* ==================== 搜索结果弹窗 ==================== */
.search-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.search-modal.active {
    display: flex;
}

.search-modal-content {
    background: #fff;
    padding: 40px;
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    text-align: center;
}

.search-modal-content h3 {
    color: #ff6b6b;
    margin-bottom: 15px;
}

.search-modal-content p {
    color: #666;
    margin-bottom: 25px;
}

.search-modal-content .btn {
    background: linear-gradient(135deg, #ff6b6b, #ffb4a2);
    color: #fff;
}