/* ========================================
   同人漫画 影视传媒 - 主样式表
   移动端优先响应式设计
   ======================================== */

/* CSS 变量定义 */
:root {
    /* 主色调 */
    --color-primary: #C41E3A;
    --color-primary-dark: #9E1830;
    --color-primary-light: #E8425A;
    
    /* 辅助色 */
    --color-orange: #FF8C00;
    --color-wine: #8B0000;
    --color-purple: #6B5B95;
    --color-gold: #D4AF37;
    
    /* 中性色 */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-100: #F8F9FA;
    --color-gray-200: #E9ECEF;
    --color-gray-300: #DEE2E6;
    --color-gray-400: #CED4DA;
    --color-gray-500: #ADB5BD;
    --color-gray-600: #6C757D;
    --color-gray-700: #495057;
    --color-gray-800: #343A40;
    --color-gray-900: #212529;
    
    /* 字体 */
    --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    --font-family-heading: "PingFang SC", "Microsoft YaHei", sans-serif;
    
    /* 字号 */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* 间距 */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* 圆角 */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* 过渡 */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* 容器宽度 */
    --container-max: 1200px;
    --container-narrow: 800px;
}

/* ========================================
   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-family-base);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--color-primary-dark);
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

address {
    font-style: normal;
}

/* ========================================
   容器
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   导航栏
   ======================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.main-nav {
    padding: var(--spacing-sm) 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.logo-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-900);
    font-weight: 700;
}

.logo-link:hover {
    color: var(--color-primary);
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
}

.logo-text {
    font-size: var(--font-size-lg);
    display: none;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: var(--spacing-sm);
}

.menu-icon {
    position: relative;
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-800);
    transition: var(--transition-fast);
}

.menu-icon::before,
.menu-icon::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-gray-800);
    transition: var(--transition-fast);
}

.menu-icon::before {
    top: -8px;
}

.menu-icon::after {
    bottom: -8px;
}

.mobile-menu-btn[aria-expanded="true"] .menu-icon {
    background-color: transparent;
}

.mobile-menu-btn[aria-expanded="true"] .menu-icon::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-menu-btn[aria-expanded="true"] .menu-icon::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* 导航菜单 */
.nav-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
}

.nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.nav-menu li {
    margin-bottom: var(--spacing-sm);
}

.nav-link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-gray-700);
    font-size: var(--font-size-base);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background-color: var(--color-gray-100);
}

.nav-link.nav-cta {
    background-color: var(--color-primary);
    color: var(--color-white);
    text-align: center;
    margin-top: var(--spacing-sm);
}

.nav-link.nav-cta:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
}

/* ========================================
   面包屑导航
   ======================================== */
.breadcrumb {
    background-color: var(--color-gray-100);
    padding: var(--spacing-sm) 0;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
}

.breadcrumb-list li {
    display: flex;
    align-items: center;
}

.breadcrumb-list li:not(:last-child)::after {
    content: '/';
    margin-left: var(--spacing-xs);
    color: var(--color-gray-500);
}

.breadcrumb-list a {
    color: var(--color-gray-600);
}

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

.breadcrumb-list li:last-child a {
    color: var(--color-gray-800);
    pointer-events: none;
}

/* ========================================
   Hero 区域
   ======================================== */
.hero-section {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-color: var(--color-gray-900);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.4) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
    padding: var(--spacing-2xl) var(--spacing-md);
    text-align: center;
    color: var(--color-white);
}

.hero-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.hero-desc {
    font-size: var(--font-size-base);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    opacity: 0.85;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

/* 页面 Hero */
.page-hero {
    position: relative;
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-color: var(--color-gray-900);
}

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

.page-hero .hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-hero .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(196, 30, 58, 0.8) 0%, rgba(0, 0, 0, 0.6) 100%);
    z-index: 2;
}

.page-hero-orange .hero-overlay {
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.8) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.page-hero-wine .hero-overlay {
    background: linear-gradient(135deg, rgba(139, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.page-hero-purple .hero-overlay {
    background: linear-gradient(135deg, rgba(107, 91, 149, 0.8) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.page-hero .hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-2xl) var(--spacing-md);
}

.page-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

.rating-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
}

.rating-badge .stars {
    color: var(--color-gold);
}

/* ========================================
   按钮
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    cursor: pointer;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

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

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

/* ========================================
   区块标题
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

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

/* ========================================
   内容区块
   ======================================== */
.content-section {
    padding: var(--spacing-2xl) 0;
}

.content-article {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.content-article p {
    margin-bottom: var(--spacing-lg);
    text-align: justify;
    line-height: 1.8;
}

.content-image {
    margin: var(--spacing-xl) 0;
}

.content-image img {
    width: 100%;
    border-radius: var(--radius-lg);
}

.content-image figcaption {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-top: var(--spacing-sm);
}

/* ========================================
   视频播放器
   ======================================== */
.video-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-gray-100);
}

.video-player-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.video-player {
    position: relative;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-gray-900);
}

.video-poster {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    transition: var(--transition-fast);
}

.play-btn:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

.play-btn svg {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

/* ========================================
   特色卡片
   ======================================== */
.features-section {
    padding: var(--spacing-2xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.feature-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.7;
}

.feature-card-orange h3 {
    color: var(--color-orange);
}

.feature-card-wine h3 {
    color: var(--color-wine);
}

.feature-card-purple h3 {
    color: var(--color-purple);
}

.feature-icon {
    margin-bottom: var(--spacing-md);
}

/* ========================================
   剧集卡片
   ======================================== */
.drama-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-gray-100);
}

.drama-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

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

.drama-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.drama-poster {
    aspect-ratio: 3 / 4;
    overflow: hidden;
}

.drama-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.drama-card:hover .drama-poster img {
    transform: scale(1.05);
}

.drama-info {
    padding: var(--spacing-md);
}

.drama-info h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.drama-genre {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.drama-desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.drama-rating {
    font-size: var(--font-size-sm);
    color: var(--color-gold);
    font-weight: 600;
}

/* ========================================
   演员卡片
   ======================================== */
.cast-section {
    padding: var(--spacing-2xl) 0;
}

.cast-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.cast-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.cast-image {
    width: 150px;
    height: 150px;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--radius-full);
    overflow: hidden;
    border: 4px solid var(--color-primary);
}

.cast-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cast-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.cast-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ========================================
   漫画卡片
   ======================================== */
.manga-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-gray-100);
}

.manga-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

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

.manga-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.manga-cover {
    aspect-ratio: 3 / 4;
    overflow: hidden;
}

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

.manga-info {
    padding: var(--spacing-md);
}

.manga-info h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.manga-genre {
    font-size: var(--font-size-sm);
    color: var(--color-purple);
    margin-bottom: var(--spacing-sm);
}

.manga-desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.manga-rating {
    font-size: var(--font-size-sm);
    color: var(--color-gold);
    font-weight: 600;
}

/* ========================================
   CTA 区块
   ======================================== */
.cta-section {
    padding: var(--spacing-3xl) var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    text-align: center;
    color: var(--color-white);
}

.cta-section-orange {
    background: linear-gradient(135deg, var(--color-orange) 0%, #CC7000 100%);
}

.cta-section-wine {
    background: linear-gradient(135deg, var(--color-wine) 0%, #5C0000 100%);
}

.cta-section-purple {
    background: linear-gradient(135deg, var(--color-purple) 0%, #4A4069 100%);
}

.cta-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.cta-desc {
    font-size: var(--font-size-base);
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

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

.cta-section .btn-primary:hover {
    background-color: var(--color-gray-100);
}

/* ========================================
   下载页面
   ======================================== */
.download-hero {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-gray-800) 100%);
}

.download-hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.download-info {
    text-align: center;
    color: var(--color-white);
}

.download-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.download-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-md);
}

.download-desc {
    font-size: var(--font-size-base);
    opacity: 0.85;
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.download-buttons-center {
    justify-content: center;
    align-items: center;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
}

.download-btn-android {
    background-color: #3DDC84;
    color: var(--color-white);
}

.download-btn-android:hover {
    background-color: #2BC573;
    color: var(--color-white);
}

.download-btn-ios {
    background-color: var(--color-gray-700);
    color: var(--color-white);
}

.download-btn-ios:hover {
    background-color: var(--color-gray-600);
    color: var(--color-white);
}

.download-btn span {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.download-btn small {
    font-size: var(--font-size-xs);
    opacity: 0.8;
}

.download-btn strong {
    font-size: var(--font-size-lg);
}

.download-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
}

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

.stat-number {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary-light);
}

.stat-label {
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.download-mockup {
    max-width: 250px;
}

.download-mockup img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* 应用特色 */
.app-features {
    padding: var(--spacing-2xl) 0;
}

/* 支付方式 */
.payment-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-gray-100);
}

.payment-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
}

.payment-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.payment-item img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.payment-item span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* FAQ */
.faq-section {
    padding: var(--spacing-2xl) 0;
}

.faq-list {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-gray-200);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-800);
    cursor: pointer;
    list-style: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

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

.faq-item[open] .faq-question::after {
    content: '−';
}

.faq-answer {
    padding-bottom: var(--spacing-md);
}

.faq-answer p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ========================================
   用户评价
   ======================================== */
.testimonials-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-gray-100);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.testimonial-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    overflow: hidden;
}

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

.testimonial-info h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.testimonial-info span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.testimonial-rating {
    color: var(--color-gold);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.testimonial-content {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ========================================
   页脚
   ======================================== */
.site-footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-about p {
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm) var(--spacing-md);
}

.footer-nav a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    transition: var(--transition-fast);
}

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

.contact-info p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

.footer-bottom {
    border-top: 1px solid var(--color-gray-700);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-legal {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.footer-legal a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

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

.copyright {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* ========================================
   响应式设计 - 平板
   ======================================== */
@media (min-width: 768px) {
    .logo-text {
        display: block;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .nav-menu {
        position: static;
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
        padding: 0;
        box-shadow: none;
        transform: none;
        opacity: 1;
        visibility: visible;
        background-color: transparent;
    }
    
    .nav-menu li {
        margin-bottom: 0;
    }
    
    .nav-link {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .nav-link.nav-cta {
        margin-top: 0;
        margin-left: var(--spacing-sm);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-cta {
        flex-direction: row;
    }
    
    .page-title {
        font-size: var(--font-size-4xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .drama-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cast-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .manga-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-buttons {
        flex-direction: row;
    }
    
    .download-hero-content {
        flex-direction: row;
        text-align: left;
    }
    
    .download-info {
        text-align: left;
        flex: 1;
    }
    
    .download-stats {
        justify-content: flex-start;
    }
    
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========================================
   响应式设计 - 桌面
   ======================================== */
@media (min-width: 1024px) {
    .hero-section {
        min-height: 70vh;
    }
    
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    .hero-content {
        padding: var(--spacing-3xl) var(--spacing-md);
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .drama-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .manga-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .download-title {
        font-size: var(--font-size-3xl);
    }
    
    .download-mockup {
        max-width: 300px;
    }
}

/* ========================================
   无障碍访问
   ======================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* 减少动画 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* 打印样式 */
@media print {
    .site-header,
    .site-footer,
    .cta-section,
    .video-section,
    .download-buttons {
        display: none;
    }
    
    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }
    
    a {
        color: #000;
        text-decoration: underline;
    }
}