/* ═══════════════════════════════════════════
   Terminal43 -- Design System
   ═══════════════════════════════════════════ */

/* ─── CSS Custom Properties ─── */
:root,
[data-theme="dark"] {
    /* Background */
    --bg-primary: #0A0E1A;
    --bg-secondary: #111827;
    --bg-tertiary: #1E293B;
    --bg-elevated: rgba(17, 24, 39, 0.8);

    /* Text */
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --text-inverse: #0F172A;

    /* Accent */
    --accent-primary: #00F0FF;
    --accent-secondary: #39FF14;
    --accent-primary-dim: rgba(0, 240, 255, 0.15);
    --accent-secondary-dim: rgba(57, 255, 20, 0.15);

    /* Borders */
    --border-primary: #1E293B;
    --border-hover: #334155;

    /* Status */
    --red: #EF4444;
    --red-dim: rgba(239, 68, 68, 0.15);
    --yellow: #F59E0B;
    --yellow-dim: rgba(245, 158, 11, 0.15);
    --green: #22C55E;
    --green-dim: rgba(34, 197, 94, 0.15);

    /* Glassmorphism */
    --glass-bg: rgba(17, 24, 39, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);

    /* Misc */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --transition: 0.2s ease;
    --navbar-height: 64px;
}

[data-theme="light"] {
    /* Warm slate -- rich, not white */
    --bg-primary: #E8ECF1;
    --bg-secondary: #DEE3EA;
    --bg-tertiary: #D1D8E1;
    --bg-elevated: rgba(222, 227, 234, 0.95);

    --text-primary: #0F172A;
    --text-secondary: #334155;
    --text-muted: #546478;
    --text-inverse: #F8FAFC;

    --accent-primary: #0E7490;
    --accent-secondary: #047857;
    --accent-primary-dim: rgba(14, 116, 144, 0.12);
    --accent-secondary-dim: rgba(4, 120, 87, 0.12);

    --border-primary: #C5CDD8;
    --border-hover: #A8B4C3;

    --glass-bg: rgba(222, 227, 234, 0.85);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.10);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.10);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.14);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--accent-secondary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

/* ─── Skip Link ─── */
.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    padding: 0.5rem 1rem;
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-radius: var(--radius-sm);
    z-index: 9999;
    font-weight: 600;
}

.skip-link:focus {
    top: 0.5rem;
    color: var(--bg-primary);
}

/* ─── Container ─── */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-narrow {
    max-width: 800px;
}

/* ─── Navbar ─── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    z-index: 1000;
    transition: all 0.3s ease;
    background: transparent;
}

.navbar-scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.navbar-brand:hover {
    color: var(--text-primary);
}

.navbar-logo {
    height: 32px;
    width: auto;
}

.navbar-logo-light,
.footer-logo-light { display: none; }
.navbar-logo-dark,
.footer-logo-dark { display: inline; }

[data-theme="light"] .navbar-logo-light,
[data-theme="light"] .footer-logo-light { display: inline; }
[data-theme="light"] .navbar-logo-dark,
[data-theme="light"] .footer-logo-dark { display: none; }

.footer-logo-img {
    height: 36px;
    width: auto;
}

.brand-terminal {
    color: var(--accent-primary);
    font-weight: 700;
}

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

.brand-accent {
    color: var(--accent-primary);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.navbar-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition);
}

.navbar-link:hover {
    color: var(--text-primary);
}

.navbar-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width var(--transition);
}

.navbar-link:hover::after {
    width: 100%;
}

.theme-toggle {
    background: none;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
    padding: 0.4rem;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    transition: all var(--transition);
}

.theme-toggle:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

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

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition);
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
    font-family: inherit;
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
}

.btn-primary:hover {
    background: transparent;
    color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-primary-dim);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-primary);
}

.btn-ghost:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.btn-platform {
    background: transparent;
    color: var(--accent);
    border-color: var(--accent);
}

.btn-platform:hover {
    background: var(--accent);
    color: var(--bg-primary);
}

.btn-disabled {
    opacity: 0.5;
    cursor: default;
    pointer-events: none;
}

.btn-sm { padding: 0.375rem 0.875rem; font-size: 0.8rem; }
.btn-xs { padding: 0.25rem 0.625rem; font-size: 0.75rem; }
.btn-danger { color: var(--red); border-color: var(--red); }
.btn-danger:hover { background: var(--red); color: #fff; }

/* ─── Forms ─── */
.form-group {
    margin-bottom: 1.25rem;
    flex: 1;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.625rem 0.875rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-dim);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* ─── Terminal Window ─── */
.terminal-window {
    background: #0D1117;
    border: 1px solid #21262D;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    font-family: 'JetBrains Mono', monospace;
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #161B22;
    border-bottom: 1px solid #21262D;
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red { background: #FF5F57; }
.terminal-dot.yellow { background: #FFBD2E; }
.terminal-dot.green { background: #28CA41; }

.terminal-title {
    margin-left: auto;
    font-size: 0.75rem;
    color: #8B949E;
}

.terminal-body {
    padding: 1rem 1.25rem;
    font-size: 0.85rem;
    line-height: 1.8;
    min-height: 180px;
}

.terminal-line {
    display: flex;
    gap: 0.5rem;
    opacity: 0;
}

.terminal-prompt {
    color: var(--accent-secondary);
    user-select: none;
}

.terminal-cmd {
    color: var(--text-primary);
}

.terminal-output {
    color: #8B949E;
    opacity: 0;
    padding-left: 1.25rem;
}

.terminal-success {
    color: var(--accent-secondary);
}

.terminal-small .terminal-body {
    min-height: auto;
}

.terminal-static {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    line-height: 1.8;
    color: #C9D1D9;
    white-space: pre;
    margin: 0;
}

.t-green { color: #28CA41; }
.t-cyan { color: #00F0FF; }
.t-red { color: #FF5F57; }
.t-dim { color: #8B949E; }
.t-comment { color: #6A737D; }

.cursor-blink {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* ─── Section Styles ─── */
.page-section {
    padding: 5rem 0;
    min-height: calc(100vh - var(--navbar-height));
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-link {
    font-size: 0.9rem;
    font-weight: 600;
}

.page-header {
    margin-bottom: 2rem;
    padding-top: calc(var(--navbar-height) + 1rem);
}

.page-header h1 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.25rem;
    font-weight: 700;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-top: 0.5rem;
}

/* ─── Blog Cards ─── */
.blog-grid, .blog-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.blog-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.3s ease;
}

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

.blog-card-image {
    height: 180px;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-tertiary);
}

.blog-card-image-default {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.blog-card-body {
    padding: 1.25rem;
}

.blog-card-category {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-primary);
    background: var(--accent-primary-dim);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    margin-bottom: 0.75rem;
}

.blog-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.blog-card-title a {
    color: var(--text-primary);
}

.blog-card-title a:hover {
    color: var(--accent-primary);
}

.blog-card-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.blog-card-tags {
    display: flex;
    gap: 0.5rem;
}

.tag-link {
    font-size: 0.75rem;
    color: var(--accent-primary);
    opacity: 0.7;
}

.tag-link:hover {
    opacity: 1;
}

/* ─── Blog Detail ─── */
.blog-detail {
    padding-top: calc(var(--navbar-height) + 2rem);
}

.blog-detail-header {
    text-align: center;
    margin-bottom: 2rem;
}

.blog-detail-header h1 {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.3;
    margin-top: 0.75rem;
    margin-bottom: 1rem;
}

.blog-detail-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.blog-detail-author {
    margin-left: 0.5rem;
}

.blog-detail-tags {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 0.75rem;
}

.blog-detail-cover {
    margin-bottom: 2rem;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.blog-detail-cover img {
    width: 100%;
}

.blog-related {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-primary);
}

.blog-related h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.blog-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.blog-related-item {
    padding: 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition);
}

.blog-related-item:hover {
    border-color: var(--accent-primary);
}

.blog-related-item h4 {
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.blog-related-item time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.blog-detail-nav {
    margin-top: 3rem;
    text-align: center;
}

/* ─── Blog Filters ─── */
.blog-filters {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-tag {
    padding: 0.375rem 1rem;
    font-size: 0.85rem;
    border-radius: 100px;
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
    transition: all var(--transition);
}

.filter-tag:hover, .filter-tag.active {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
}

/* ─── Pagination ─── */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 3rem;
    padding: 1rem 0;
}

.pagination-link {
    font-size: 0.9rem;
    font-weight: 500;
}

.pagination-info {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ─── Platform Cards ─── */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.platform-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-top: 3px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.platform-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2), 0 0 30px color-mix(in srgb, var(--accent) 20%, transparent);
    border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}

.platform-card.coming-soon {
    opacity: 0.6;
}

.platform-card.coming-soon:hover {
    transform: none;
    box-shadow: none;
}

.coming-soon-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--yellow-dim);
    color: var(--yellow);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

.platform-card-header {
    margin-bottom: 1.25rem;
}

.platform-icon {
    margin-bottom: 0.75rem;
}

.platform-name {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.platform-tagline {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.platform-card-body {
    flex: 1;
}

.platform-features {
    margin-bottom: 1.25rem;
}

.platform-features li {
    position: relative;
    padding-left: 1.25rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.platform-features li::before {
    content: '\25B8';
    position: absolute;
    left: 0;
    color: var(--accent);
}

.platform-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    padding-top: 1rem;
    border-top: 1px solid var(--border-primary);
}

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

.platform-stat-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent);
}

.platform-stat-key {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.platform-card-footer {
    margin-top: 1.25rem;
}

/* Platform Detail page */
.platform-detail-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.platform-detail-stat {
    text-align: center;
}

.platform-detail-stat .stat-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
}

.platform-detail-stat .stat-key {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: capitalize;
}

/* ─── Footer ─── */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.footer-logo:hover {
    color: var(--text-primary);
}

.footer-tagline {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer-links h4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.footer-links a {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0.2rem 0;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-primary);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    color: var(--text-muted);
    transition: color var(--transition);
}

.footer-social a:hover {
    color: var(--accent-primary);
}

/* ─── Footer Light Mode ─── */
[data-theme="light"] .footer {
    background: #D1D8E1;
    border-top-color: #C5CDD8;
}

[data-theme="light"] .footer-bottom {
    border-top-color: #C5CDD8;
}

/* ─── Navbar Light Mode ─── */
[data-theme="light"] .navbar-scrolled {
    background: rgba(222, 227, 234, 0.9);
    border-bottom-color: #C5CDD8;
}

/* ─── Flash Messages ─── */
.flash-container {
    position: fixed;
    top: calc(var(--navbar-height) + 0.5rem);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1001;
    width: 100%;
    max-width: 600px;
    padding: 0 1rem;
}

.flash {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.flash-success { background: var(--green-dim); color: var(--green); border: 1px solid var(--green); }
.flash-danger { background: var(--red-dim); color: var(--red); border: 1px solid var(--red); }
.flash-warning { background: var(--yellow-dim); color: var(--yellow); border: 1px solid var(--yellow); }

.flash-close {
    background: none;
    border: none;
    color: inherit;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0 0.25rem;
    opacity: 0.7;
}

.flash-close:hover {
    opacity: 1;
}

/* ─── Error Pages ─── */
.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
}

.error-content {
    max-width: 500px;
}

.error-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 6rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.error-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.error-message {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.error-page .terminal-window {
    margin-bottom: 2rem;
    text-align: left;
}

/* ─── Prose (Article Content) ─── */
.prose {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.prose h1, .prose h2, .prose h3, .prose h4 {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    margin: 2rem 0 0.75rem;
    color: var(--text-primary);
}

.prose h1 { font-size: 1.75rem; }
.prose h2 { font-size: 1.4rem; }
.prose h3 { font-size: 1.15rem; }

.prose p {
    margin-bottom: 1rem;
}

.prose .lead {
    font-size: 1.15rem;
    color: var(--text-secondary);
}

.prose ul, .prose ol {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }

.prose li {
    margin-bottom: 0.5rem;
}

.prose a {
    text-decoration: underline;
    text-underline-offset: 2px;
}

.prose code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85em;
    background: var(--bg-tertiary);
    padding: 0.15em 0.4em;
    border-radius: 3px;
}

.prose pre {
    background: #0D1117;
    border: 1px solid #21262D;
    border-radius: var(--radius-sm);
    padding: 1rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.prose pre code {
    background: none;
    padding: 0;
    font-size: 0.85rem;
    color: #C9D1D9;
}

.prose blockquote {
    border-left: 3px solid var(--accent-primary);
    padding-left: 1rem;
    margin: 1.5rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

.prose table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.prose th, .prose td {
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--border-primary);
    text-align: left;
}

.prose th {
    background: var(--bg-tertiary);
    font-weight: 600;
}

/* ─── Empty State ─── */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .navbar-menu {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--border-primary);
        flex-direction: column;
        padding: 1rem 1.5rem;
        gap: 0.5rem;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s ease;
    }

    .navbar-menu.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .navbar-toggle {
        display: flex;
    }

    .blog-grid, .blog-preview-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .blog-related-grid {
        grid-template-columns: 1fr;
    }

    .page-header h1 {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .blog-grid, .blog-preview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ─── Cookie Consent Banner ─── */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.3);
    padding: 1rem 0;
    animation: cookieSlideUp 0.3s ease-out;
}

@keyframes cookieSlideUp {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.cookie-banner[hidden] {
    display: none;
}

.cookie-banner-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cookie-banner-text {
    flex: 1;
    min-width: 280px;
}

.cookie-banner-text p {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.cookie-banner-text a {
    color: var(--accent-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.cookie-banner-actions {
    display: flex;
    gap: 0.75rem;
    flex-shrink: 0;
}

.cookie-btn {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-md);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid transparent;
    white-space: nowrap;
}

.cookie-btn-reject {
    background: transparent;
    border-color: var(--border-primary);
    color: var(--text-secondary);
}

.cookie-btn-reject:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.cookie-btn-accept {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.cookie-btn-accept:hover {
    opacity: 0.9;
}

@media (max-width: 640px) {
    .cookie-banner-inner {
        flex-direction: column;
        text-align: center;
    }
    .cookie-banner-actions {
        width: 100%;
        justify-content: center;
    }
}

/* ─── Reduced Motion ─── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}