/* 
 * 自媒体视频创作公司网站样式
 * 移动优先响应式设计
 * 2026年最新设计趋势
 */

/* CSS变量定义 */
:root {
    --primary-color: #ff6b35;
    --secondary-color: #1a1a2e;
    --accent-color: #16213e;
    --highlight-color: #e94560;
    --text-color: #333333;
    --text-light: #666666;
    --bg-light: #f8f9fa;
    --bg-dark: #0f0f23;
    --gradient-main: linear-gradient(135deg, #ff6b35 0%, #e94560 100%);
    --gradient-dark: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.12);
    --shadow-strong: 0 12px 40px rgba(0, 0, 0, 0.18);
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --font-main: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
}

/* 基础重置 */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-main);
    color: var(--text-color);
    line-height: 1.7;
    background-color: #ffffff;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

/* 容器 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-fluid {
    width: 100%;
    padding: 0 20px;
}

/* 头部导航 */
.site-header {
    background: var(--gradient-dark);
    padding: 15px 0;
    position: relative;
    z-index: 100;
}

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

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

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

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 1px;
}

.main-nav {
    display: none;
}

.main-nav.active {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin-top: 15px;
    gap: 5px;
}

.main-nav a {
    color: #ffffff;
    padding: 12px 18px;
    border-radius: 8px;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.05);
    transition: var(--transition-normal);
}

.main-nav a:hover,
.main-nav a.active {
    background: var(--highlight-color);
    transform: translateX(5px);
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 28px;
    height: 3px;
    background: #ffffff;
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* 英雄区域 */
.hero-section {
    background: var(--gradient-dark);
    padding: 60px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-pattern.webp') center/cover;
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #ffffff;
}

.hero-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero-title span {
    color: var(--primary-color);
}

.hero-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btns {
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-main);
    color: #ffffff;
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 107, 53, 0.45);
}

.btn-outline {
    background: transparent;
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 15px 0;
    background: var(--bg-light);
    font-size: 0.9rem;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.breadcrumb-list li::after {
    content: '/';
    margin-left: 8px;
    color: var(--text-light);
}

.breadcrumb-list li:last-child::after {
    display: none;
}

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

/* 区块通用样式 */
.section {
    padding: 60px 0;
}

.section-dark {
    background: var(--bg-dark);
    color: #ffffff;
}

.section-light {
    background: var(--bg-light);
}

.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-align: center;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-dark .section-subtitle {
    color: rgba(255, 255, 255, 0.7);
}

/* 服务卡片 */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.service-card {
    background: #ffffff;
    border-radius: var(--border-radius-lg);
    padding: 30px 25px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-main);
}

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

.service-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--gradient-main);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 2rem;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--secondary-color);
}

.service-card p {
    color: var(--text-light);
    line-height: 1.8;
}

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

.video-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-normal);
}

.video-card:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-medium);
}

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

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

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

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 107, 53, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.video-play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px 0 10px 18px;
    border-color: transparent transparent transparent #ffffff;
    margin-left: 4px;
}

.video-card:hover .video-play-btn {
    background: var(--highlight-color);
    transform: translate(-50%, -50%) scale(1.1);
}

.video-info {
    padding: 20px;
}

.video-info h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--secondary-color);
}

.video-meta {
    display: flex;
    gap: 15px;
    font-size: 0.85rem;
    color: var(--text-light);
}

.video-rating {
    color: #ffc107;
}

/* 团队成员 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.team-card {
    text-align: center;
    padding: 25px 15px;
    background: #ffffff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    transition: var(--transition-normal);
}

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

.team-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto 15px;
    overflow: hidden;
    border: 4px solid var(--primary-color);
}

.team-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-card h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.team-card .role {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
}

/* 评论区 */
.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.review-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow-soft);
    position: relative;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: 15px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.15;
    font-family: Georgia, serif;
    line-height: 1;
}

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

.review-avatar {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.review-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.review-author h4 {
    font-size: 1rem;
    margin-bottom: 3px;
}

.review-author .location {
    font-size: 0.85rem;
    color: var(--text-light);
}

.review-rating {
    color: #ffc107;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.review-content {
    color: var(--text-light);
    line-height: 1.8;
    font-style: italic;
}

.review-date {
    margin-top: 12px;
    font-size: 0.8rem;
    color: #999;
}

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

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

.faq-question {
    padding: 20px 25px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition-fast);
}

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

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 25px 20px;
    max-height: 500px;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 关于我们 */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

.about-text h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.about-text p {
    margin-bottom: 18px;
    color: var(--text-light);
    line-height: 1.9;
}

.about-image {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

/* 支付方式 */
.payment-section {
    background: var(--bg-light);
    padding: 50px 0;
}

.payment-icons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.payment-icon {
    background: #ffffff;
    padding: 15px 25px;
    border-radius: 10px;
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.payment-icon img {
    height: 30px;
    width: auto;
}

/* 授权信息 */
.license-section {
    background: var(--secondary-color);
    color: #ffffff;
    padding: 50px 0;
    text-align: center;
}

.license-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
}

.license-badge {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px 30px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.license-badge img {
    height: 50px;
    margin-bottom: 10px;
}

.license-badge p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* 客服支持 */
.support-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.support-card {
    background: #ffffff;
    padding: 25px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-normal);
}

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

.support-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 1.5rem;
    color: #ffffff;
}

.support-card h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.support-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

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

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

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

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

.footer-col a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

.footer-col a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.footer-payment {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.footer-payment img {
    height: 30px;
    opacity: 0.7;
    transition: var(--transition-fast);
}

.footer-payment img:hover {
    opacity: 1;
}

/* 内页样式 */
.page-header {
    background: var(--gradient-dark);
    padding: 50px 0;
    text-align: center;
    color: #ffffff;
}

.page-header h1 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.page-header p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto;
}

.page-content {
    padding: 50px 0;
}

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

.content-article h2 {
    font-size: 1.5rem;
    margin: 30px 0 15px;
    color: var(--secondary-color);
}

.content-article h3 {
    font-size: 1.25rem;
    margin: 25px 0 12px;
    color: var(--accent-color);
}

.content-article p {
    margin-bottom: 18px;
    color: var(--text-light);
    line-height: 1.9;
}

.content-article img {
    border-radius: var(--border-radius);
    margin: 25px 0;
    box-shadow: var(--shadow-soft);
}

.content-article ul,
.content-article ol {
    margin: 20px 0;
    padding-left: 25px;
}

.content-article li {
    margin-bottom: 10px;
    color: var(--text-light);
    list-style: disc;
}

/* APP下载页面 */
.app-download-section {
    background: var(--gradient-dark);
    padding: 80px 0;
    text-align: center;
    color: #ffffff;
}

.app-mockup {
    max-width: 300px;
    margin: 0 auto 40px;
}

.app-mockup img {
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.app-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 500px;
    margin: 40px auto;
}

.app-feature {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: var(--border-radius);
}

.app-feature h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.app-feature p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.download-btns {
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: center;
    margin-top: 30px;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #ffffff;
    color: var(--secondary-color);
    padding: 15px 30px;
    border-radius: 12px;
    font-weight: 600;
    transition: var(--transition-normal);
}

.download-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.download-btn img {
    height: 30px;
}

/* 视频播放模块 */
.video-player-wrapper {
    position: relative;
    aspect-ratio: 16/9;
    background: #000;
    border-radius: var(--border-radius);
    overflow: hidden;
    margin: 30px 0;
}

.video-player-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-player-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
}

.video-player-overlay:hover {
    background: rgba(0, 0, 0, 0.5);
}

.play-button-large {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.play-button-large::after {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 15px 0 15px 25px;
    border-color: transparent transparent transparent #ffffff;
    margin-left: 5px;
}

.video-player-overlay:hover .play-button-large {
    transform: scale(1.1);
    background: var(--highlight-color);
}

/* 统计数字 */
.stats-section {
    background: var(--gradient-main);
    padding: 50px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    text-align: center;
    color: #ffffff;
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.stat-item p {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* 响应式设计 - 平板 */
@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-btns {
        flex-direction: row;
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .support-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .download-btns {
        flex-direction: row;
        justify-content: center;
    }
}

/* 响应式设计 - 桌面 */
@media (min-width: 1024px) {
    .menu-toggle {
        display: none;
    }
    
    .main-nav {
        display: flex;
        flex-direction: row;
        width: auto;
        margin-top: 0;
        gap: 8px;
    }
    
    .main-nav a {
        background: transparent;
    }
    
    .main-nav a:hover,
    .main-nav a.active {
        background: rgba(255, 255, 255, 0.1);
        transform: none;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .video-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .section {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

.animate-pulse {
    animation: pulse 2s infinite;
}

/* 懒加载占位 */
.lazy-placeholder {
    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: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--highlight-color);
}

/* 选中文本样式 */
::selection {
    background: var(--primary-color);
    color: #ffffff;
}

/* 打印样式 */
@media print {
    .site-header,
    .site-footer,
    .hero-btns,
    .video-play-btn {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}