/* 
 * 自媒体传媒公司网站样式表
 * 版本: 2.0
 * 优化: 移动端优先响应式设计
 */

/* CSS变量定义 */
:root {
    --primary-purple: #7B2D8E;
    --primary-orange: #F5A623;
    --gradient-start: #8B5CF6;
    --gradient-end: #F97316;
    --dark-bg: #1A1A2E;
    --card-bg: #16213E;
    --text-primary: #FFFFFF;
    --text-secondary: #B8B8D1;
    --accent-gold: #FFD700;
    --success-green: #10B981;
    --border-radius: 12px;
    --shadow-soft: 0 4px 20px rgba(139, 92, 246, 0.15);
    --shadow-hover: 0 8px 30px rgba(139, 92, 246, 0.25);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #0F0F23 100%);
    color: var(--text-primary);
    line-height: 1.8;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 图片优化 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 链接样式 */
a {
    color: var(--primary-orange);
    text-decoration: none;
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--gradient-start);
}

/* 容器布局 */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部导航 - 非sticky */
.site-header {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    border-bottom: 1px solid rgba(139, 92, 246, 0.2);
}

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

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

.logo-wrap img {
    height: 50px;
    width: auto;
}

.site-title {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 主导航 */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--text-primary);
    margin: 6px 0;
    border-radius: 2px;
    transition: var(--transition-smooth);
}

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

.nav-menu li a {
    display: block;
    padding: 10px 18px;
    color: var(--text-secondary);
    font-weight: 500;
    border-radius: 8px;
    transition: var(--transition-smooth);
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
}

/* CTA按钮 */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: var(--text-primary);
    font-weight: 600;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    color: var(--text-primary);
}

/* Hero区域 */
.hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(139, 92, 246, 0.3) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(139, 92, 246, 0.2);
    border: 1px solid var(--gradient-start);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--gradient-start);
    margin-bottom: 20px;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title span {
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 600px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(90deg, var(--accent-gold), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* 内容区块通用样式 */
.section {
    padding: 80px 0;
}

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

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(139, 92, 246, 0.15);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--gradient-start);
    margin-bottom: 15px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 15px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* 卡片网格 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.content-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition-smooth);
    border: 1px solid rgba(139, 92, 246, 0.1);
}

.content-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--gradient-start);
}

.card-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.content-card:hover .card-image img {
    transform: scale(1.05);
}

.card-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 5px 12px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.card-body {
    padding: 25px;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.card-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* 视频播放模块 */
.video-section {
    background: linear-gradient(180deg, rgba(139, 92, 246, 0.05) 0%, transparent 100%);
}

.video-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    background: var(--card-bg);
}

.video-wrapper iframe,
.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark-bg), var(--card-bg));
    cursor: pointer;
}

.play-button {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: var(--transition-smooth);
}

.play-button:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.5);
}

.play-button svg {
    width: 30px;
    height: 30px;
    fill: white;
    margin-left: 5px;
}

/* 服务特色 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--card-bg);
    padding: 35px;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

.feature-card:hover {
    border-color: var(--gradient-start);
    transform: translateY(-5px);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    fill: white;
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* 团队/网红展示 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.team-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    text-align: center;
    transition: var(--transition-smooth);
}

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

.team-avatar {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.team-info {
    padding: 25px;
}

.team-name {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.team-role {
    color: var(--gradient-start);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.team-bio {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 评论区 */
.reviews-section {
    background: linear-gradient(180deg, transparent 0%, rgba(139, 92, 246, 0.05) 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.review-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(139, 92, 246, 0.1);
}

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

.reviewer-avatar {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--gradient-start);
}

.reviewer-info h4 {
    font-size: 1rem;
    font-weight: 600;
}

.reviewer-info span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.review-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 15px;
}

.review-stars svg {
    width: 18px;
    height: 18px;
    fill: var(--accent-gold);
}

.review-content {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.review-date {
    margin-top: 15px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

/* FAQ区域 */
.faq-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
    padding: 20px 0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-smooth);
}

.faq-question:hover {
    color: var(--gradient-start);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    fill: var(--gradient-start);
    transition: var(--transition-smooth);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding-top: 15px;
}

/* 支付方式 */
.payment-section {
    text-align: center;
}

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

.payment-icon {
    background: rgba(255, 255, 255, 0.05);
    padding: 15px 25px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-smooth);
}

.payment-icon:hover {
    background: rgba(139, 92, 246, 0.1);
}

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

/* 招聘区域 */
.recruit-section {
    background: linear-gradient(135deg, var(--primary-purple) 0%, var(--dark-bg) 100%);
    border-radius: var(--border-radius);
    padding: 60px 40px;
    text-align: center;
    margin: 40px 0;
}

.recruit-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.recruit-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 30px;
}

.recruit-platforms {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}

.platform-tag {
    padding: 10px 25px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-weight: 500;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 15px 0;
    font-size: 0.9rem;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    gap: 10px;
}

.breadcrumb-list li::after {
    content: ">";
    margin-left: 10px;
    color: var(--text-secondary);
}

.breadcrumb-list li:last-child::after {
    content: "";
}

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

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

/* 页脚 */
.site-footer {
    background: rgba(15, 15, 35, 0.95);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(139, 92, 246, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

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

.footer-col ul li a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.footer-col ul li a:hover {
    color: var(--gradient-start);
    padding-left: 5px;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.footer-social a:hover {
    background: var(--gradient-start);
}

.footer-social svg {
    width: 18px;
    height: 18px;
    fill: var(--text-primary);
}

.footer-bottom {
    border-top: 1px solid rgba(139, 92, 246, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-legal {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-legal a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-copyright {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.footer-license {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
    padding: 15px;
    background: rgba(139, 92, 246, 0.05);
    border-radius: 10px;
}

.footer-license img {
    height: 40px;
    width: auto;
}

/* 关于我们页面 */
.about-hero {
    padding: 100px 0 60px;
    text-align: center;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-content h2 {
    font-size: 1.8rem;
    margin: 40px 0 20px;
    color: var(--gradient-start);
}

.about-content p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    text-align: justify;
}

/* 内页样式 */
.page-header {
    padding: 80px 0 40px;
    text-align: center;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, transparent 100%);
}

.page-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 15px;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* APP下载页面 */
.app-download-section {
    padding: 80px 0;
}

.app-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.app-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.app-info p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.app-features {
    list-style: none;
    margin-bottom: 30px;
}

.app-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.app-features li svg {
    width: 20px;
    height: 20px;
    fill: var(--success-green);
}

.download-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 30px;
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid rgba(139, 92, 246, 0.2);
    transition: var(--transition-smooth);
}

.download-btn:hover {
    border-color: var(--gradient-start);
    background: rgba(139, 92, 246, 0.1);
}

.download-btn svg {
    width: 28px;
    height: 28px;
    fill: var(--text-primary);
}

.download-btn span {
    text-align: left;
}

.download-btn .small {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.download-btn .large {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.app-preview {
    text-align: center;
}

.app-preview img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
}

/* 响应式设计 - 移动端优先 */
@media (max-width: 992px) {
    .app-showcase {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .app-features {
        display: inline-block;
        text-align: left;
    }
    
    .download-buttons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--dark-bg);
        flex-direction: column;
        padding: 20px;
        transform: translateY(-150%);
        opacity: 0;
        transition: var(--transition-smooth);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-menu li a {
        padding: 15px;
        text-align: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .faq-section {
        padding: 25px;
    }
    
    .recruit-section {
        padding: 40px 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .hero-section {
        min-height: 70vh;
    }
    
    .hero-stats {
        gap: 25px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: 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, var(--card-bg) 25%, rgba(139, 92, 246, 0.1) 50%, var(--card-bg) 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(--dark-bg);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-end);
}