/* ==================== 首页样式 ==================== */

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-brand i {
    font-size: 24px;
}

.navbar-nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
}

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

.navbar-actions {
    display: flex;
    gap: 12px;
}

/* Hero区域 */
.hero {
    padding: 160px 24px 100px;
    text-align: center;
    background: linear-gradient(135deg, #f0f5ff 0%, #e6f7ff 100%);
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* 功能特性 */
.features {
    padding: 80px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon i {
    font-size: 24px;
    color: var(--primary-color);
}

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

.feature-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 渠道展示 */
.channels-showcase {
    padding: 80px 24px;
    background: var(--bg-primary);
}

.channels-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.channel-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 32px;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.channel-badge:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.channel-badge-icon {
    font-size: 32px;
}

.channel-badge-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

/* 定价 */
.pricing {
    padding: 80px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.pricing-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    box-shadow: var(--shadow-md);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.02);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: #fff;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.pricing-price {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.pricing-price span {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 400;
}

.pricing-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 24px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.pricing-features li i {
    color: var(--success-color);
}

/* 页脚 */
.footer {
    background: #001529;
    color: #fff;
    padding: 60px 24px 0;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand {
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.footer-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

.footer-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

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

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px;
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

/* ==================== 认证页面 ==================== */
.auth-page {
    min-height: 100vh;
    background: linear-gradient(135deg, #f0f5ff 0%, #e6f7ff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.auth-container {
    width: 100%;
    max-width: 420px;
}

.auth-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 40px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-brand {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
}

.auth-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.auth-header p {
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-form .form-group {
    margin-bottom: 20px;
}

.input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.input-group .form-input {
    padding-left: 40px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
}

.toggle-password:hover {
    color: var(--text-secondary);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.link {
    color: var(--primary-color);
    font-weight: 500;
}

.link:hover {
    text-decoration: underline;
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    font-size: 14px;
    color: var(--text-secondary);
}

/* ==================== 文档页面 ==================== */
.doc-page {
    padding-top: 64px;
}

.doc-layout {
    display: flex;
    min-height: calc(100vh - 64px);
}

.doc-sidebar {
    width: 260px;
    background: #fff;
    border-right: 1px solid var(--border-color);
    padding: 24px;
    position: fixed;
    height: calc(100vh - 64px);
    overflow-y: auto;
}

.doc-nav-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 24px 0 12px;
}

.doc-nav-title:first-child {
    margin-top: 0;
}

.doc-nav-item {
    display: block;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.doc-nav-item:hover,
.doc-nav-item.active {
    background: var(--primary-light);
    color: var(--primary-color);
}

.doc-content {
    flex: 1;
    margin-left: 260px;
    padding: 40px;
    max-width: 900px;
}

.doc-section {
    margin-bottom: 48px;
}

.doc-section h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.doc-section h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 32px 0 16px;
}

.doc-section h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 24px 0 12px;
}

.doc-section p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    border-radius: var(--radius-md);
    margin: 16px 0;
}

.alert-info {
    background: var(--primary-light);
    border: 1px solid #91d5ff;
}

.alert i {
    color: var(--primary-color);
    margin-top: 2px;
}

.code-block {
    background: #1e1e1e;
    border-radius: var(--radius-md);
    margin: 16px 0;
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #2d2d2d;
    border-bottom: 1px solid #3d3d3d;
    font-size: 12px;
    color: #9cdcfe;
}

.code-header span:first-child {
    font-weight: 600;
    color: #fff;
}

.copy-btn {
    background: none;
    border: none;
    color: #9cdcfe;
    cursor: pointer;
    padding: 4px;
    transition: var(--transition);
}

.copy-btn:hover {
    color: #fff;
}

.code-block pre {
    padding: 16px;
    overflow-x: auto;
}

.code-block code {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 13px;
    line-height: 1.6;
    color: #d4d4d4;
}

.doc-table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
}

.doc-table th,
.doc-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.doc-table th {
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-primary);
}

.doc-table td {
    color: var(--text-secondary);
}

/* 响应式 */
@media (max-width: 768px) {
    .navbar-nav {
        display: none;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .doc-sidebar {
        display: none;
    }
    
    .doc-content {
        margin-left: 0;
    }
}