/* 松鼠提醒文檔系統 - 基礎樣式 */

:root {
    --color-primary: #667eea;
    --color-primary-dark: #5a6fd6;
    --color-secondary: #764ba2;
    --color-success: #4CAF50;
    --color-warning: #FFC107;
    --color-error: #f44336;
    
    --text-primary: #1a1a2e;
    --text-secondary: #666;
    --text-muted: #999;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f0f0f0;
    
    --border-color: #e0e0e0;
    --border-radius: 8px;
    
    --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);
    
    --sidebar-width: 280px;
    --header-height: 60px;
    
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Consolas', 'Monaco', 'Courier New', monospace;
}

/* 深色模式 */
[data-theme="dark"] {
    --color-primary: #8b9dc3;
    --text-primary: #e4e6eb;
    --text-secondary: #b0b3b8;
    --bg-primary: #1c1e21;
    --bg-secondary: #242526;
    --bg-tertiary: #3a3b3c;
    --border-color: #3e4042;
}

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

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

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

/* 鏈接樣式 */
a {
    color: var(--color-primary);
    text-decoration: none;
}

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

/* 代碼樣式 */
code {
    font-family: var(--font-mono);
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.875em;
}

pre {
    background: #2d2d2d;
    color: #f8f8f2;
    padding: 16px;
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: 16px 0;
}

pre code {
    background: transparent;
    padding: 0;
    color: inherit;
}

/* 表格樣式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: var(--bg-secondary);
    font-weight: 600;
}

/* 標題樣式 */
h1, h2, h3, h4, h5, h6 {
    margin-top: 24px;
    margin-bottom: 16px;
    font-weight: 600;
    line-height: 1.3;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; border-bottom: 2px solid var(--border-color); padding-bottom: 8px; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

/* 列表樣式 */
ul, ol {
    margin: 16px 0;
    padding-left: 24px;
}

li {
    margin: 8px 0;
}

/* 頂部導航 */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.site-header .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.main-nav {
    display: flex;
    gap: 24px;
}

.main-nav a {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

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

.nav-group .nav-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* 搜索框 */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.theme-toggle {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    padding: 4px;
}

.search-box {
    position: relative;
}

.search-box input {
    width: 200px;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    background: var(--bg-secondary);
    font-size: 0.875rem;
}

.search-box input:focus {
    outline: none;
    border-color: var(--color-primary);
    width: 280px;
    transition: width 0.2s;
}

/* 佈局 */
.layout {
    display: flex;
    margin-top: var(--header-height);
    min-height: calc(100vh - var(--header-height));
}

/* 側邊欄 */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 20px;
    position: fixed;
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.nav-section h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

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

.nav-section li {
    margin: 4px 0;
}

.nav-section a {
    display: block;
    padding: 6px 12px;
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.nav-section a:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-decoration: none;
}

.nav-section a.status-active {
    color: var(--color-success);
}

.nav-section a.status-pending {
    color: var(--color-warning);
}

/* 主內容區 */
.content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 40px;
    max-width: 900px;
}

/* 麵包屑 */
.breadcrumbs {
    margin-bottom: 24px;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.breadcrumbs a {
    color: var(--text-muted);
}

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

.breadcrumbs .separator {
    margin: 0 8px;
}

/* 文檔頭部 */
.doc-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.version-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 12px;
}

.version-badge.status-approved,
.version-badge.status-active {
    background: #E8F5E9;
    color: #2E7D32;
}

.version-badge.status-draft {
    background: #FFF3E0;
    color: #E65100;
}

.version-badge.status-review {
    background: #E3F2FD;
    color: #1565C0;
}

.doc-header h1 {
    margin: 0 0 16px 0;
}

.doc-meta {
    display: flex;
    gap: 20px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* 文檔內容 */
.doc-content {
    font-size: 1rem;
    line-height: 1.8;
}

.doc-content p {
    margin: 16px 0;
}

.doc-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: 16px;
    margin: 20px 0;
    color: var(--text-secondary);
    font-style: italic;
}

/* 術語高亮 */
.term {
    border-bottom: 1px dotted var(--color-primary);
    cursor: help;
    position: relative;
}

/* 頁腳 */
.doc-footer {
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
}

/* Mermaid圖表 */
.mermaid {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: var(--border-radius);
    margin: 20px 0;
}

/* 響應式 */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .content {
        margin-left: 0;
    }
}

@media (max-width: 640px) {
    .main-nav {
        display: none;
    }
    
    .search-box input {
        width: 120px;
    }
    
    .content {
        padding: 20px;
    }
}