/* Railwake Wiki - Dark Theme Stylesheet */

:root {
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-tertiary: #0f3460;
    --bg-code: #1e2a3a;
    --bg-table-header: #2a2a4a;
    --bg-table-row-alt: #1e1e38;
    --bg-card: #222244;
    --bg-card-hover: #2a2a55;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0c0;
    --text-muted: #808099;
    --accent: #f0a030;
    --accent-hover: #ffb84d;
    --accent-dim: #c08020;
    --link: #f0a030;
    --link-hover: #ffcc66;
    --border: #333355;
    --border-light: #444466;
    --code-text: #e8dcc8;
    --success: #4caf50;
    --danger: #e05050;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 16px;
}

/* Layout */
.page-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: 24px 16px;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 24px;
    text-decoration: none;
    display: block;
}

.sidebar-title:hover {
    color: var(--accent-hover);
}

.sidebar-section {
    margin-bottom: 20px;
}

.sidebar-section-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 600;
}

.sidebar-nav {
    list-style: none;
}

.sidebar-nav li {
    margin-bottom: 4px;
}

.sidebar-nav a {
    display: block;
    padding: 6px 12px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    font-size: 0.9rem;
    transition: all 0.15s ease;
}

.sidebar-nav a:hover {
    background: var(--bg-tertiary);
    color: var(--accent);
}

.sidebar-nav a.active {
    background: var(--bg-tertiary);
    color: var(--accent);
    font-weight: 600;
}

.content-area {
    margin-left: 260px;
    flex: 1;
    padding: 40px 60px;
    max-width: 1160px;
}

/* Breadcrumb */
.breadcrumb {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.breadcrumb a {
    color: var(--accent-dim);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--accent);
    text-decoration: underline;
}

.breadcrumb .separator {
    margin: 0 8px;
    color: var(--text-muted);
}

/* Typography */
h1 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 16px;
    border-bottom: 2px solid var(--border);
    padding-bottom: 12px;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent);
    margin-top: 40px;
    margin-bottom: 16px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border);
}

h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 28px;
    margin-bottom: 12px;
}

h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-top: 20px;
    margin-bottom: 8px;
}

p {
    margin-bottom: 16px;
}

strong {
    color: #ffffff;
    font-weight: 600;
}

em {
    font-style: italic;
    color: var(--text-secondary);
}

a {
    color: var(--link);
    text-decoration: none;
    transition: color 0.15s ease;
}

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

hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 32px 0;
}

/* Lists */
ul, ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

li {
    margin-bottom: 6px;
    color: var(--text-primary);
}

li ul, li ol {
    margin-top: 6px;
    margin-bottom: 0;
}

/* Code */
code {
    font-family: var(--font-mono);
    background: var(--bg-code);
    color: var(--code-text);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.88em;
}

pre {
    background: var(--bg-code);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px 24px;
    overflow-x: auto;
    margin-bottom: 20px;
    line-height: 1.5;
}

pre code {
    background: none;
    padding: 0;
    border-radius: 0;
    font-size: 0.85rem;
    color: var(--code-text);
}

/* Syntax-like coloring for code blocks */
.keyword { color: #c792ea; }
.string { color: #c3e88d; }
.comment { color: #676e95; }
.type { color: #82aaff; }
.number { color: #f78c6c; }

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
    font-size: 0.92rem;
}

thead {
    background: var(--bg-table-header);
}

th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--accent);
    border-bottom: 2px solid var(--border-light);
}

td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}

tr:nth-child(even) {
    background: var(--bg-table-row-alt);
}

tr:hover {
    background: var(--bg-tertiary);
}

/* Cards (Home page) */
.section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 40px;
}

.wiki-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px 24px;
    transition: all 0.2s ease;
    text-decoration: none;
    display: block;
}

.wiki-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-dim);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    text-decoration: none;
}

.wiki-card h3 {
    color: var(--accent);
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.wiki-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Section headers on home page */
.section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 40px;
    margin-bottom: 20px;
}

.section-header h2 {
    margin: 0;
    border: none;
    padding: 0;
}

.section-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* Navigation footer */
.page-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.page-nav a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.15s ease;
}

.page-nav a:hover {
    background: var(--bg-tertiary);
    color: var(--accent);
    border-color: var(--accent-dim);
    text-decoration: none;
}

.page-nav .prev::before {
    content: "\2190 ";
}

.page-nav .next::after {
    content: " \2192";
}

/* Responsive */
@media (max-width: 900px) {
    .sidebar {
        display: none;
    }

    .content-area {
        margin-left: 0;
        padding: 24px 20px;
    }

    .section-grid {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.3rem;
    }

    table {
        display: block;
        overflow-x: auto;
    }

    pre {
        padding: 14px 16px;
    }
}

/* Mobile nav toggle (shown on small screens) */
.mobile-nav-toggle {
    display: none;
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 200;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--accent);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.2rem;
}

@media (max-width: 900px) {
    .mobile-nav-toggle {
        display: block;
    }

    .sidebar.open {
        display: block;
        z-index: 150;
    }
}

/* Blockquote style */
blockquote {
    border-left: 4px solid var(--accent-dim);
    padding: 12px 20px;
    margin: 16px 0;
    background: var(--bg-code);
    border-radius: 0 6px 6px 0;
    color: var(--text-secondary);
}

/* Screenshots */
figure {
    margin: 0 0 24px;
}

figure img {
    display: block;
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--border);
}

figcaption {
    margin-top: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

@media (max-width: 900px) {
    .gallery {
        grid-template-columns: 1fr;
    }
}

/* Utility */
.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.mt-0 { margin-top: 0; }