/* ===========================
   现代简洁配色方案
   参考 Iwara 官方配色
   =========================== */
:root {
    /* 主色调 - 深灰色系 */
    --primary-dark: #3d3d3d;
    --primary-darker: #2d2d2d;
    --primary-black: #1a1a1a;
    
    /* 强调色 - 绿色 */
    --accent-green: #4db6ac;
    --accent-green-hover: #26a69a;
    --accent-green-light: #80cbc4;
    
    /* 背景色 */
    --bg-primary: #f5f5f5;
    --bg-secondary: #ffffff;
    --bg-dark: #2d2d2d;
    
    /* 文字颜色 */
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --text-white: #ffffff;
    
    /* 边框 */
    --border-color: #e0e0e0;
    --border-dark: #404040;
    
    /* 阴影 */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* 过渡 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* 字体 */
    --font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ===========================
   全局样式
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

/* ===========================
   导航栏
   =========================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    box-shadow: var(--shadow-md);
    z-index: 1000;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 600;
    color: var(--text-white);
    cursor: pointer;
    text-decoration: none;
}

.logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.logo i {
    font-size: 32px;
    color: var(--accent-green);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-link {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    opacity: 0.9;
}

.nav-link:hover {
    opacity: 1;
    color: var(--accent-green);
}

.nav-buttons .btn {
    font-size: 15px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-white);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===========================
   按钮
   =========================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-size: 15px;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--accent-green-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

/* ===========================
   英雄区域
   =========================== */
.hero {
    position: relative;
    min-height: auto;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #2d2d2d 0%, #3d3d3d 100%);
    padding: 120px 0 70px;
}

.hero-content {
    text-align: center;
    color: var(--text-white);
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(77, 182, 172, 0.2);
    border: 1px solid var(--accent-green);
    border-radius: 50px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--accent-green);
    font-weight: 500;
}

.hero-title {
    font-size: 46px;
    font-weight: 700;
    margin-bottom: 18px;
    line-height: 1.25;
}

.hero-title .brand {
    color: var(--accent-green);
}

.hero-description {
    font-size: 17px;
    margin-bottom: 28px;
    opacity: 0.9;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 24px 28px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-number {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--accent-green);
}

.stat-label {
    font-size: 13px;
    opacity: 0.8;
}

/* ===========================
   通用区域样式
   =========================== */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--accent-green);
    color: var(--text-white);
    border-radius: 50px;
    font-weight: 500;
    font-size: 13px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-description {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ===========================
   平台特色
   =========================== */
.features {
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--bg-secondary);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--accent-green);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--text-white);
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
    text-align: center;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
    text-align: center;
    font-size: 15px;
}

/* ===========================
   视频内容
   =========================== */
.content-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
}

.tab-btn:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.tab-btn.active {
    background: var(--accent-green);
    color: var(--text-white);
    border-color: var(--accent-green);
}

.content-panel {
    display: none;
}

.content-panel.active {
    display: block;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.content-item {
    background: var(--bg-secondary);
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

.content-item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--accent-green);
}

.content-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    background: rgba(77, 182, 172, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--accent-green);
}

.content-item h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.content-item p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* ===========================
   创作者支持
   =========================== */
.creators {
    background: var(--bg-secondary);
}

.creators-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.creator-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
}

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

.card-header {
    background: var(--primary-dark);
    color: var(--text-white);
    padding: 32px;
    text-align: center;
}

.card-header i {
    font-size: 40px;
    margin-bottom: 16px;
    color: var(--accent-green);
}

.card-header h3 {
    font-size: 20px;
    font-weight: 600;
}

.card-list {
    list-style: none;
    padding: 24px;
}

.card-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 14px;
}

.card-list li:last-child {
    border-bottom: none;
}

.card-list li i {
    color: var(--accent-green);
    margin-top: 2px;
    flex-shrink: 0;
}

/* ===========================
   观看体验
   =========================== */
.experience-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 32px;
}

.experience-feature {
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.experience-feature:hover {
    box-shadow: var(--shadow-lg);
}

.feature-icon-large {
    width: 64px;
    height: 64px;
    margin-bottom: 24px;
    background: var(--accent-green);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--text-white);
}

.experience-feature h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.experience-feature p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 6px 14px;
    background: rgba(77, 182, 172, 0.1);
    color: var(--accent-green);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
}

/* ===========================
   社区交流
   =========================== */
.community {
    background: var(--bg-secondary);
}

.community-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.community-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 24px;
}

.community-card {
    display: flex;
    gap: 24px;
    background: var(--bg-secondary);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.community-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-green);
}

.community-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    background: var(--accent-green);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--text-white);
}

.community-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.community-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 15px;
}

/* ===========================
   平台数据
   =========================== */
.stats {
    background: var(--primary-dark);
    color: var(--text-white);
}

.stats .section-title,
.stats .section-description {
    color: var(--text-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-green);
}

.stat-card .stat-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    background: var(--accent-green);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-bottom: 12px;
}

.stat-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent-green);
}

.stat-suffix {
    font-size: 20px;
    font-weight: 600;
    color: var(--accent-green);
}

.stat-title {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

/* ===========================
   使命愿景
   =========================== */
.mission-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.mission-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.mission-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.mission-right {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mission-card {
    background: var(--bg-secondary);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.mission-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--accent-green);
}

.mission-card i {
    font-size: 32px;
    color: var(--accent-green);
    margin-bottom: 16px;
}

.mission-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.mission-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===========================
   CTA 区域
   =========================== */
.cta {
    background: var(--primary-dark);
    color: var(--text-white);
    text-align: center;
}

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

.cta-title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-description {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===========================
   文章资讯样式
   =========================== */
.articles {
    background: var(--bg-secondary);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.article-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-green);
}

.article-image {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
}

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

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

.article-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    background: var(--accent-green);
    color: var(--text-white);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
}

.article-content {
    padding: 24px;
}

.article-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--text-light);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-meta i {
    font-size: 13px;
}

.article-title {
    margin-bottom: 12px;
}

.article-title a {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    line-height: 1.5;
    display: block;
    transition: var(--transition);
}

.article-title a:hover {
    color: var(--accent-green);
}

.article-excerpt {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
    font-size: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-green);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: var(--transition);
}

.article-link:hover {
    gap: 10px;
}

.article-link i {
    font-size: 12px;
}

/* ===========================
   页脚
   =========================== */
.footer {
    background: var(--primary-darker);
    color: var(--text-white);
    padding: 64px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-logo i {
    font-size: 32px;
    color: var(--accent-green);
}

.footer-logo-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
    line-height: 1.7;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--accent-green);
}

.footer-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    font-size: 14px;
}

.footer-links a:hover {
    color: var(--accent-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.footer-bottom p {
    margin-bottom: 8px;
}

.footer-bottom a {
    color: var(--accent-green);
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* ===========================
   返回顶部按钮
   =========================== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--accent-green);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: 20px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent-green-hover);
    transform: translateY(-2px);
}

/* ===========================
   响应式设计
   =========================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 40px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .mission-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .experience-showcase,
    .community-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    /* 导航栏移动端 */
    .nav-menu {
        position: fixed;
        top: 64px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 64px);
        background: var(--primary-dark);
        flex-direction: column;
        padding: 32px;
        gap: 24px;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-wrapper {
        flex-wrap: wrap;
    }
    
    .nav-buttons {
        position: fixed;
        bottom: 0;
        left: -100%;
        width: 100%;
        padding: 20px 32px;
        background: var(--primary-dark);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        transition: var(--transition);
        z-index: 1000;
    }
    
    .nav-buttons.active {
        left: 0;
    }
    
    .nav-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    /* 英雄区域 */
    .hero {
        padding: 100px 0 50px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-description {
        font-size: 15px;
    }
    
    .hero-buttons {
        margin-bottom: 32px;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
        padding: 20px 16px;
    }
    
    .stat-number {
        font-size: 22px;
    }
    
    /* 其他 */
    .section-title {
        font-size: 28px;
    }
    
    .features-grid,
    .content-grid,
    .creators-grid,
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .content-tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        width: 100%;
        justify-content: center;
    }
    
    .community-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .cta-title {
        font-size: 32px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 90px 0 40px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-stats {
        gap: 12px;
        padding: 16px 12px;
    }
    
    .stat-number {
        font-size: 20px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .feature-card,
    .creator-card,
    .experience-feature,
    .community-card {
        padding: 24px;
    }
}

/* ===========================
   简洁动画
   =========================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}