/*
 * Structure - Архитектурный анализ belarusinfo.by
 * Стили для визуализации структуры сайта
 */

/* === СБРОС И БАЗОВЫЕ СТИЛИ === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary-color: #1a5f7a;
    --primary-dark: #134b5f;
    --primary-light: #2980b9;
    --secondary-color: #27ae60;
    --accent-color: #e74c3c;
    --warning-color: #f39c12;
    --folder-color: #f1c40f;
    --file-color: #3498db;

    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #ecf0f1;
    --bg-dark: #2c3e50;
    --bg-code: #1e1e1e;

    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --text-light: #bdc3c7;
    --text-white: #ffffff;

    --border-color: #dfe6e9;
    --border-radius: 8px;
    --border-radius-lg: 12px;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.15);

    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;

    --font-family: 'Segoe UI', 'Roboto', sans-serif;
    --font-mono: 'Consolas', 'Monaco', 'Courier New', monospace;
    --container-width: 1200px;
}

/* === ТЁМНАЯ ТЕМА === */
[data-theme="dark"] {
    --primary-color: #3498db;
    --primary-dark: #2980b9;
    --primary-light: #5dade2;
    --secondary-color: #2ecc71;
    --accent-color: #e74c3c;
    --warning-color: #f39c12;
    --folder-color: #f1c40f;
    --file-color: #5dade2;

    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-tertiary: #0f3460;
    --bg-dark: #0a0a15;
    --bg-code: #0d0d1a;

    --text-primary: #e8e8e8;
    --text-secondary: #a0a0a0;
    --text-light: #666666;
    --text-white: #ffffff;

    --border-color: #2a2a4a;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
}

[data-theme="dark"] .header {
    background: linear-gradient(135deg, #0f3460 0%, #16213e 100%);
}

[data-theme="dark"] .hero {
    background: linear-gradient(135deg, #0a0a15 0%, #16213e 100%);
}

[data-theme="dark"] code {
    background: var(--bg-tertiary);
    color: #f39c12;
}

[data-theme="dark"] .pattern-url {
    background: #0d0d1a;
    color: #2ecc71;
}

[data-theme="dark"] .svg-diagram text {
    fill: var(--text-primary);
}

[data-theme="dark"] .svg-diagram rect[fill="#ecf0f1"],
[data-theme="dark"] .svg-diagram rect[fill="#fff"],
[data-theme="dark"] .svg-diagram rect[fill="#f8f9fa"],
[data-theme="dark"] .svg-diagram rect[fill="#fafafa"],
[data-theme="dark"] .svg-diagram rect[fill="#f5f5f5"] {
    fill: #0f3460;
}

[data-theme="dark"] .svg-diagram line[stroke="#333"],
[data-theme="dark"] .svg-diagram line[stroke="#eee"] {
    stroke: #2a2a4a;
}

[data-theme="dark"] .svg-diagram text[fill="#333"],
[data-theme="dark"] .svg-diagram text[fill="#666"] {
    fill: #a0a0a0;
}

/* === ПЕРЕКЛЮЧАТЕЛЬ ТЕМЫ === */
.theme-toggle {
    background: rgba(255,255,255,0.15);
    border: none;
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-white);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: rgba(255,255,255,0.25);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
    font-size: 1.2rem;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    display: inline;
}

[data-theme="dark"] .theme-toggle .icon-moon {
    display: none;
}

[data-theme="light"] .theme-toggle .icon-sun,
:root:not([data-theme]) .theme-toggle .icon-sun {
    display: none;
}

[data-theme="light"] .theme-toggle .icon-moon,
:root:not([data-theme]) .theme-toggle .icon-moon {
    display: inline;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--bg-secondary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

ul, ol {
    list-style: none;
}

code {
    font-family: var(--font-mono);
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    color: var(--accent-color);
}

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

/* === ШАПКА === */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,0.15);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    padding: 4px;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text a {
    color: var(--text-white);
    font-size: 1.2rem;
    font-weight: 700;
}

.logo-tagline {
    font-size: 0.75rem;
    opacity: 0.8;
}

.nav {
    display: flex;
    gap: var(--spacing-xs);
}

.nav a {
    color: var(--text-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: background 0.2s ease;
}

.nav a:hover,
.nav a.active {
    background: rgba(255,255,255,0.15);
}

/* === БАННЕР === */
.hero {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

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

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* === ОСНОВНОЙ КОНТЕНТ === */
.main {
    flex: 1;
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
}

.structure-section {
    margin-bottom: var(--spacing-xxl);
}

/* === ДЕРЕВО СТРУКТУРЫ === */
.tree-container {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow-x: auto;
}

.tree {
    font-family: var(--font-mono);
    font-size: 0.95rem;
}

.tree-node {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
}

.tree-node.root {
    font-weight: 700;
    font-size: 1.1rem;
}

.tree-children {
    margin-left: var(--spacing-lg);
    padding-left: var(--spacing-md);
    border-left: 2px dashed var(--border-color);
}

.node-icon {
    font-size: 1.2rem;
}

.node-icon.folder {
    color: var(--folder-color);
}

.node-icon.file {
    color: var(--file-color);
}

.node-name {
    font-weight: 500;
    color: var(--text-primary);
}

a.node-name {
    color: var(--primary-color);
}

a.node-name:hover {
    text-decoration: underline;
}

.node-type {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-style: italic;
}

.node-count {
    background: var(--secondary-color);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
}

/* === URL ПАТТЕРНЫ === */
.patterns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.pattern-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.pattern-title {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.pattern-url {
    display: block;
    background: var(--bg-code);
    color: var(--secondary-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

.pattern-example {
    font-size: 0.9rem;
}

.pattern-example ul {
    margin-top: var(--spacing-xs);
    padding-left: var(--spacing-md);
}

.pattern-example li {
    list-style: disc;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

/* === КАРТА КАТЕГОРИЙ === */
.categories-map {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.category-branch {
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.branch-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    cursor: pointer;
    transition: background 0.2s ease;
}

.branch-header:hover {
    background: var(--bg-secondary);
}

.branch-icon {
    transition: transform 0.2s ease;
    color: var(--primary-color);
}

.category-branch.open .branch-icon {
    transform: rotate(90deg);
}

.branch-name {
    font-weight: 600;
    flex: 1;
}

.branch-url {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.branch-count {
    background: var(--primary-light);
    color: white;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
}

.branch-children {
    padding: var(--spacing-md);
    padding-left: var(--spacing-xl);
    background: var(--bg-primary);
    display: none;
}

.category-branch.open .branch-children {
    display: block;
}

.category-branch.collapsed .branch-children {
    display: none;
}

.sub-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    font-size: 0.9rem;
}

.sub-bullet {
    color: var(--primary-color);
}

.sub-item code {
    margin-left: auto;
    font-size: 0.8rem;
}

/* === СВЯЗИ МЕЖДУ СТРАНИЦАМИ === */
.connections-diagram {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.connection-group {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.connection-title {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.connection-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.connection-box {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.connection-box.source {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

.connection-box.target {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

.arrows {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.arrow {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.connection-targets {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

/* === ТИПЫ СТРАНИЦ === */
.page-types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.page-type-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    position: relative;
}

.type-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.page-type-card h3 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    padding-right: 40px;
}

.page-type-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.page-type-card code {
    display: block;
    font-size: 0.8rem;
}

/* === SITEMAP === */
.sitemap-info {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.sitemap-file h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.sitemap-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.sitemap-entry {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.sitemap-icon {
    font-size: 1.2rem;
    color: var(--file-color);
}

.sitemap-desc {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* === НАВИГАЦИОННЫЕ КАРТОЧКИ === */
.nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.nav-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
    display: block;
}

.nav-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--primary-light);
}

.nav-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.nav-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.nav-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* === ПОДВАЛ === */
.footer {
    background: var(--bg-dark);
    color: var(--text-white);
    padding: var(--spacing-lg) 0;
    margin-top: auto;
}

.footer-bottom {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-light);
}

/* === ХЛЕБНЫЕ КРОШКИ === */
.breadcrumb {
    padding: var(--spacing-md) 0;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--text-secondary);
}

.breadcrumb span {
    color: var(--text-secondary);
    margin: 0 var(--spacing-xs);
}

.breadcrumb .current {
    color: var(--text-primary);
}

/* === УТИЛИТЫ === */
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

/* === АДАПТИВНОСТЬ === */
@media (max-width: 768px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-stats {
        gap: var(--spacing-md);
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .header-inner {
        flex-direction: column;
        text-align: center;
    }

    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .branch-url {
        display: none;
    }

    .connection-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .arrows {
        transform: rotate(90deg);
        margin: var(--spacing-sm) 0;
    }
}

/* === СТРАНИЦА КАТЕГОРИЙ === */
.category-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.category-item {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.category-item:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
}

.category-num {
    width: 36px;
    height: 36px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.category-info {
    flex: 1;
}

.category-name {
    font-weight: 600;
    margin-bottom: 2px;
}

.category-path {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.category-subs {
    text-align: right;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* === ТАБЛИЦЫ === */
.data-table {
    width: 100%;
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.data-table table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.9rem;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover td {
    background: var(--bg-secondary);
}

/* === РЕГИОНЫ === */
.region-tree {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.region-node {
    margin-bottom: var(--spacing-md);
}

.region-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--primary-color);
    color: white;
    border-radius: var(--border-radius);
    cursor: pointer;
}

.region-header:hover {
    background: var(--primary-dark);
}

.region-cities {
    margin-left: var(--spacing-xl);
    padding: var(--spacing-sm) 0;
    border-left: 2px dashed var(--border-color);
    padding-left: var(--spacing-md);
}

.city-item {
    padding: var(--spacing-xs) 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.city-item code {
    margin-left: var(--spacing-sm);
}

/* === АЛФАВИТ === */
.alphabet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    gap: var(--spacing-sm);
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.alpha-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all 0.2s ease;
}

.alpha-item:hover {
    background: var(--primary-color);
    color: white;
}

.alpha-letter {
    font-size: 1.5rem;
    font-weight: 700;
}

.alpha-count {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.alpha-item:hover .alpha-count {
    color: rgba(255,255,255,0.8);
}

/* === ДИАГРАММА СВЯЗЕЙ === */
.link-diagram {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

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

.diagram-source {
    min-width: 200px;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-color);
    color: white;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 500;
}

.diagram-arrow {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.diagram-targets {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.diagram-target {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
}