/* 文档中心样式 */
.doc-page {
    min-height: 100vh;
    background-color: #f8fafc;
}

/* 文档头部 */
.doc-hero {
    padding: 80px 0 60px;
    background: linear-gradient(135deg, #1a73e8 0%, #1565c0 100%);
    color: #fff;
    text-align: center;
}

.doc-hero-title {
    font-size: 36px;
    font-weight: 700;
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}

.doc-hero-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

/* 搜索栏 */
.doc-search-wrap {
    max-width: 520px;
    margin: 28px auto 0;
    position: relative;
}

.doc-search {
    width: 100%;
    padding: 12px 20px 12px 44px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    background-color: rgba(255, 255, 255, 0.95);
    color: #1a2332;
    outline: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.2s ease;
}

.doc-search:focus {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
}

.doc-search::placeholder {
    color: #94a3b8;
}

.doc-search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 16px;
    pointer-events: none;
}

/* 文档主体 */
.doc-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 48px 48px 80px;
    display: flex;
    gap: 40px;
}

/* 侧边导航 */
.doc-sidebar {
    width: 240px;
    flex-shrink: 0;
    position: sticky;
    top: 80px;
    align-self: flex-start;
}

.doc-nav-group {
    margin-bottom: 24px;
}

.doc-nav-group-title {
    font-size: 13px;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 10px;
    padding: 0 12px;
}

.doc-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.doc-nav-list li {
    margin-bottom: 2px;
}

.doc-nav-link {
    display: block;
    padding: 8px 12px;
    font-size: 14px;
    color: #5a6a7a;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.doc-nav-link:hover {
    background-color: #eef2f7;
    color: #1a73e8;
}

.doc-nav-link.active {
    background-color: #e8f0fe;
    color: #1a73e8;
    font-weight: 600;
}

/* 文档内容区 */
.doc-content {
    flex: 1;
    min-width: 0;
}

/* 快速入口卡片 */
.doc-quick-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 48px;
}

.doc-quick-card {
    background-color: #fff;
    border: 1px solid #e8ecf1;
    border-radius: 12px;
    padding: 24px 20px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.doc-quick-card:hover {
    border-color: #1a73e8;
    box-shadow: 0 4px 16px rgba(26, 115, 232, 0.1);
    transform: translateY(-2px);
}

.doc-quick-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background-color: #e8f0fe;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #1a73e8;
}

.doc-quick-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: #1a2332;
    margin: 0;
}

.doc-quick-card p {
    font-size: 13px;
    color: #6b7280;
    margin: 0;
    line-height: 1.5;
}

/* 文档章节 */
.doc-section {
    margin-bottom: 40px;
}

.doc-section-title {
    font-size: 22px;
    font-weight: 700;
    color: #1a2332;
    margin: 0 0 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid #e8ecf1;
}

.doc-section-title .doc-anchor {
    color: #1a73e8;
    font-size: 14px;
    margin-left: 8px;
    text-decoration: none;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.doc-section-title:hover .doc-anchor {
    opacity: 1;
}

.doc-section p {
    font-size: 15px;
    line-height: 1.8;
    color: #3a4556;
    margin: 0 0 16px;
}

.doc-section ul,
.doc-section ol {
    padding-left: 24px;
    margin: 0 0 16px;
}

.doc-section li {
    font-size: 15px;
    line-height: 1.8;
    color: #3a4556;
    margin-bottom: 4px;
}

.doc-section strong {
    color: #1a2332;
    font-weight: 600;
}

.doc-section code {
    background-color: #f1f5f9;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
    color: #e11d48;
    font-family: 'Cascadia Code', 'Fira Code', Consolas, monospace;
}

.doc-section pre {
    background-color: #1e293b;
    color: #e2e8f0;
    padding: 16px 20px;
    border-radius: 10px;
    overflow-x: auto;
    margin: 0 0 16px;
    font-size: 13px;
    line-height: 1.6;
    font-family: 'Cascadia Code', 'Fira Code', Consolas, monospace;
}

.doc-section pre code {
    background: none;
    padding: 0;
    color: inherit;
    font-size: inherit;
}

/* 提示框 */
.doc-tip {
    padding: 14px 18px;
    border-radius: 8px;
    margin: 0 0 16px;
    font-size: 14px;
    line-height: 1.6;
}

.doc-tip-info {
    background-color: #eff6ff;
    border-left: 3px solid #1a73e8;
    color: #1e40af;
}

.doc-tip-warn {
    background-color: #fffbeb;
    border-left: 3px solid #f59e0b;
    color: #92400e;
}

.doc-tip-danger {
    background-color: #fef2f2;
    border-left: 3px solid #ef4444;
    color: #991b1b;
}

/* 暗色模式 */
body.dark-mode .doc-page {
    background-color: #0d1117;
}

body.dark-mode .doc-hero {
    background: linear-gradient(135deg, #1565c0 0%, #0d47a1 100%);
}

body.dark-mode .doc-search {
    background-color: #1e2530;
    color: #e2e8f0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

body.dark-mode .doc-search::placeholder {
    color: #64748b;
}

body.dark-mode .doc-nav-link {
    color: #8896a6;
}

body.dark-mode .doc-nav-link:hover {
    background-color: #1e2530;
    color: #4da3ff;
}

body.dark-mode .doc-nav-link.active {
    background-color: #1a2744;
    color: #4da3ff;
}

body.dark-mode .doc-quick-card {
    background-color: #161b22;
    border-color: #2a3140;
}

body.dark-mode .doc-quick-card:hover {
    border-color: #4da3ff;
    box-shadow: 0 4px 16px rgba(77, 163, 255, 0.1);
}

body.dark-mode .doc-quick-icon {
    background-color: #1a2744;
    color: #4da3ff;
}

body.dark-mode .doc-quick-card h3 {
    color: #e2e8f0;
}

body.dark-mode .doc-quick-card p {
    color: #8896a6;
}

body.dark-mode .doc-section-title {
    color: #e2e8f0;
    border-bottom-color: #2a3140;
}

body.dark-mode .doc-section p,
body.dark-mode .doc-section li {
    color: #b0bcc8;
}

body.dark-mode .doc-section strong {
    color: #e2e8f0;
}

body.dark-mode .doc-section code {
    background-color: #1e2530;
    color: #f472b6;
}

body.dark-mode .doc-section pre {
    background-color: #0d1117;
    border: 1px solid #2a3140;
}

body.dark-mode .doc-tip-info {
    background-color: #0d1b3e;
    border-left-color: #4da3ff;
    color: #93c5fd;
}

body.dark-mode .doc-tip-warn {
    background-color: #2a1f0a;
    border-left-color: #f59e0b;
    color: #fcd34d;
}

body.dark-mode .doc-tip-danger {
    background-color: #2a0f0f;
    border-left-color: #ef4444;
    color: #fca5a5;
}

/* 响应式 */
@media (max-width: 970px) {
    .doc-main {
        padding: 36px 24px 60px;
    }

    .doc-sidebar {
        display: none;
    }

    .doc-quick-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .doc-hero {
        padding: 56px 0 44px;
    }

    .doc-hero-title {
        font-size: 26px;
    }

    .doc-hero-subtitle {
        font-size: 14px;
    }

    .doc-main {
        padding: 28px 20px 48px;
    }

    .doc-quick-grid {
        grid-template-columns: 1fr;
    }

    .doc-section-title {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .doc-hero {
        padding: 40px 0 32px;
    }

    .doc-hero-title {
        font-size: 22px;
    }

    .doc-main {
        padding: 20px 16px 40px;
    }
}