/**
 * BlackOps Market Information Portal - Main Stylesheet
 *
 * Dark tactical theme with electric blue accents
 * Responsive design (desktop-first for Bing SEO)
 * Version: 1.0
 */

/* ============================================
   CSS CUSTOM PROPERTIES (VARIABLES)
   ============================================ */
:root {
    /* Color Palette - Dark Tactical Theme */
    --color-primary: #00d9ff;        /* Electric cyan */
    --color-primary-dark: #00a8cc;   /* Darker cyan */
    --color-primary-light: #33e3ff;  /* Lighter cyan */

    --color-secondary: #ff6b35;      /* Operations orange */
    --color-secondary-dark: #e55a28;
    --color-secondary-light: #ff8659;

    --color-accent: #00ff41;         /* Tactical green */
    --color-accent-dark: #00cc34;
    --color-danger: #ff006e;         /* Critical red */
    --color-warning: #ffd60a;        /* Warning yellow */
    --color-success: #00ff41;        /* Success green */
    --color-info: #00d9ff;           /* Info cyan */

    /* Background Colors */
    --color-bg-primary: #050814;     /* Almost black navy */
    --color-bg-secondary: #0d1420;   /* Dark navy */
    --color-bg-tertiary: #1a2332;    /* Card background */
    --color-bg-hover: #242f42;       /* Hover state */
    --color-bg-alt: #0f1724;         /* Alternative section bg */

    /* Text Colors */
    --color-text-primary: #e6edf3;   /* Primary text */
    --color-text-secondary: #a0a8b8; /* Secondary text */
    --color-text-tertiary: #6b7684;  /* Tertiary text */
    --color-text-inverse: #ffffff;   /* White text */

    /* Border Colors */
    --color-border-primary: #2d3847;
    --color-border-secondary: #1a2332;
    --color-border-accent: #00d9ff;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: "SF Mono", Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

    --font-size-xs: 0.75rem;     /* 12px */
    --font-size-sm: 0.875rem;    /* 14px */
    --font-size-base: 1rem;      /* 16px */
    --font-size-lg: 1.125rem;    /* 18px */
    --font-size-xl: 1.25rem;     /* 20px */
    --font-size-2xl: 1.5rem;     /* 24px */
    --font-size-3xl: 1.875rem;   /* 30px */
    --font-size-4xl: 2.25rem;    /* 36px */
    --font-size-5xl: 3rem;       /* 48px */

    /* Spacing */
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-2xl: 3rem;     /* 48px */
    --spacing-3xl: 4rem;     /* 64px */

    /* Layout */
    --container-width: 1200px;
    --container-padding: 1.5rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(0, 217, 255, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-inverse);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-md);
}

.lead {
    font-size: var(--font-size-lg);
    font-weight: 400;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

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

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

strong {
    font-weight: 600;
    color: var(--color-text-inverse);
}

code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--color-bg-tertiary);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    color: var(--color-accent);
}

pre {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    overflow-x: auto;
    border-left: 3px solid var(--color-primary);
    margin-bottom: var(--spacing-md);
}

pre code {
    background: none;
    padding: 0;
}

ul, ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

li {
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section-alt {
    background-color: var(--color-bg-alt);
}

.main-content {
    min-height: calc(100vh - 200px);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.site-header {
    background: linear-gradient(to bottom, var(--color-bg-secondary), var(--color-bg-primary));
    border-bottom: 1px solid var(--color-border-primary);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-inverse);
    transition: color var(--transition-fast);
}

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

.logo-icon {
    font-size: var(--font-size-3xl);
}

.logo-text {
    letter-spacing: -0.5px;
}

.main-nav {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    color: var(--color-text-secondary);
    font-weight: 500;
}

.nav-link:hover {
    background-color: var(--color-bg-hover);
    color: var(--color-primary);
}

.nav-link.active {
    background-color: var(--color-bg-tertiary);
    color: var(--color-primary);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.mobile-nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 8, 20, 0.95);
    backdrop-filter: blur(10px);
    z-index: 2000;
    padding: var(--spacing-xl);
}

.mobile-nav-overlay.active {
    display: block;
}

.mobile-nav-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.mobile-nav-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text-inverse);
}

.mobile-nav-close {
    background: none;
    border: none;
    color: var(--color-text-inverse);
    font-size: var(--font-size-4xl);
    cursor: pointer;
    line-height: 1;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mobile-nav .nav-link {
    font-size: var(--font-size-xl);
    padding: var(--spacing-md);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
    padding: var(--spacing-3xl) 0;
    border-bottom: 1px solid var(--color-border-primary);
}

.hero-content {
    text-align: center;
}

.hero-title {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-highlight {
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-2xl) 0;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
}

/* ============================================
   COMPONENTS - BUTTONS
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border-primary);
}

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

.btn-lg {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

/* ============================================
   COMPONENTS - CARDS
   ============================================ */
.card, .feature-card, .guide-card, .wiki-card, .stat-card {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.card:hover, .feature-card:hover, .guide-card:hover, .wiki-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-icon, .feature-icon, .guide-icon, .wiki-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.card-title, .feature-title, .guide-title, .wiki-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-inverse);
}

.card-content, .feature-description, .guide-description, .wiki-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.card-link, .feature-link, .guide-link, .wiki-link {
    color: var(--color-primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.card-link:hover {
    color: var(--color-primary-light);
}

/* Stat Badges */
.stat-badge {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    text-align: center;
}

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-primary .stat-value { color: var(--color-primary); }
.stat-success .stat-value { color: var(--color-success); }
.stat-warning .stat-value { color: var(--color-warning); }

/* Stat Card */
.stat-card {
    text-align: center;
}

.stat-card-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.stat-card-value {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-card-label {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text-inverse);
    margin-bottom: var(--spacing-sm);
}

.stat-card-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ============================================
   COMPONENTS - ALERTS
   ============================================ */
.alert {
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid;
}

.alert-info {
    background: rgba(0, 217, 255, 0.1);
    border-color: var(--color-info);
    color: var(--color-info);
}

.alert-success {
    background: rgba(0, 255, 65, 0.1);
    border-color: var(--color-success);
    color: var(--color-success);
}

.alert-warning {
    background: rgba(255, 214, 10, 0.1);
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.alert-danger {
    background: rgba(255, 0, 110, 0.1);
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.alert strong {
    display: block;
    margin-bottom: var(--spacing-xs);
}

/* ============================================
   COMPONENTS - BADGES
   ============================================ */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border-primary);
}

.badge-primary {
    background: rgba(0, 217, 255, 0.2);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.badge-success {
    background: rgba(0, 255, 65, 0.2);
    color: var(--color-success);
    border-color: var(--color-success);
}

.badge-warning {
    background: rgba(255, 214, 10, 0.2);
    color: var(--color-warning);
    border-color: var(--color-warning);
}

.badge-danger {
    background: rgba(255, 0, 110, 0.2);
    color: var(--color-danger);
    border-color: var(--color-danger);
}

/* ============================================
   COMPONENTS - TABLES
   ============================================ */
.table-responsive {
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    overflow: hidden;
}

thead {
    background: var(--color-bg-secondary);
}

th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--color-text-inverse);
    border-bottom: 2px solid var(--color-primary);
}

td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-primary);
    color: var(--color-text-secondary);
}

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

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

/* ============================================
   GRIDS
   ============================================ */
.features-grid, .guides-grid, .wiki-grid, .stats-grid {
    display: grid;
    gap: var(--spacing-xl);
    margin: var(--spacing-2xl) 0;
}

.features-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.guides-grid, .wiki-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ============================================
   ARTICLE PAGES
   ============================================ */
.article {
    padding: var(--spacing-3xl) 0;
}

.article-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border-primary);
}

.article-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.article-meta {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-content h2 {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border-primary);
}

.article-content h3 {
    margin-top: var(--spacing-xl);
    color: var(--color-primary);
}

.article-nav {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-border-primary);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-primary);
    padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
    margin-top: var(--spacing-3xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.footer-text {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.footer-warning {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-xs);
    color: var(--color-warning);
}

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

.footer-nav a {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid var(--color-border-primary);
    padding-top: var(--spacing-xl);
}

.footer-bottom-content {
    text-align: center;
}

.footer-copyright, .footer-tagline {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

/* ============================================
   ONION LINKS SECTION
   ============================================ */
.onion-links-section {
    margin: var(--spacing-2xl) 0;
}

.onion-links-grid {
    display: grid;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.onion-link-card {
    background: var(--color-bg-tertiary);
    border: 2px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.onion-link-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.onion-link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
}

.onion-link-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.onion-link-number {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
}

.onion-link-status {
    display: flex;
    gap: var(--spacing-xs);
}

.onion-link-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.onion-url-container {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.onion-url {
    flex: 1;
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    word-break: break-all;
    user-select: all;
}

.copy-btn {
    flex-shrink: 0;
    background: var(--color-primary);
    color: var(--color-bg-primary);
    border: none;
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    white-space: nowrap;
}

.copy-btn:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
}

.copy-btn:active {
    transform: translateY(0);
}

.copy-btn.copied {
    background: var(--color-success);
}

.onion-link-footer {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border-secondary);
}

.onion-warning-box {
    background: rgba(255, 214, 10, 0.1);
    border-left: 4px solid var(--color-warning);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin: var(--spacing-xl) 0;
}

.onion-warning-box h4 {
    color: var(--color-warning);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.onion-count {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--color-bg-tertiary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border: 1px solid var(--color-border-primary);
}

.no-onions-message {
    text-align: center;
    padding: var(--spacing-3xl);
    background: var(--color-bg-tertiary);
    border: 2px dashed var(--color-border-primary);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
}

.no-onions-message h3 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.info-box, .security-checklist {
    background: var(--color-bg-tertiary);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin: var(--spacing-lg) 0;
}

.page-title {
    font-size: var(--font-size-4xl);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.page-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-3xl);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.wiki-category, .guide-category {
    display: inline-block;
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

/* Error Pages */
.error-page {
    text-align: center;
    padding: var(--spacing-3xl) 0;
}

.error-code {
    font-size: 8rem;
    font-weight: 700;
    color: var(--color-danger);
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.error-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.error-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
}

.error-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.faq-question {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.faq-answer {
    color: var(--color-text-secondary);
}

/* CTA Section */
.section-cta {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
    border-top: 1px solid var(--color-border-primary);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.cta-text {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet and below */
@media (max-width: 1024px) {
    :root {
        --spacing-3xl: 3rem;
        --spacing-2xl: 2rem;
    }

    .container {
        max-width: 100%;
    }

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

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

/* Mobile devices */
@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
        --font-size-xl: 1.125rem;
        --spacing-3xl: 2.5rem;
        --spacing-2xl: 1.5rem;
        --spacing-xl: 1.25rem;
    }

    /* Navigation */
    .main-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .header-content {
        padding: var(--spacing-sm) 0;
    }

    .logo a {
        font-size: var(--font-size-lg);
    }

    .logo-icon {
        font-size: var(--font-size-2xl);
    }

    /* Hero section */
    .hero {
        padding: var(--spacing-2xl) 0;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-lg);
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
        margin: var(--spacing-lg) 0;
    }

    .hero-badges {
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-lg);
    }

    /* Sections */
    .section {
        padding: var(--spacing-2xl) 0;
    }

    .section-title {
        font-size: var(--font-size-2xl);
        margin-bottom: var(--spacing-lg);
    }

    /* Grids */
    .features-grid, .guides-grid, .wiki-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    /* Cards */
    .card, .feature-card, .guide-card, .wiki-card, .stat-card {
        padding: var(--spacing-lg);
    }

    .card-icon, .feature-icon, .guide-icon, .wiki-icon {
        font-size: var(--font-size-3xl);
    }

    .card-title, .feature-title, .guide-title, .wiki-title {
        font-size: var(--font-size-lg);
    }

    .stat-card-icon {
        font-size: var(--font-size-3xl);
    }

    .stat-card-value {
        font-size: var(--font-size-2xl);
    }

    /* Tables */
    .table-responsive {
        font-size: var(--font-size-sm);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    table {
        min-width: 600px;
    }

    th, td {
        padding: var(--spacing-sm);
        white-space: nowrap;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .site-footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg) 0;
        margin-top: var(--spacing-2xl);
    }

    /* Buttons and CTAs */
    .article-nav, .cta-buttons, .error-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .btn {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .btn-lg {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-base);
    }

    /* Alerts */
    .alert {
        padding: var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    /* FAQ */
    .faq-item {
        padding: var(--spacing-lg);
    }

    .faq-question {
        font-size: var(--font-size-lg);
    }

    .faq-answer {
        font-size: var(--font-size-sm);
    }

    /* Article pages */
    .article-header {
        padding-bottom: var(--spacing-lg);
    }

    .article-title {
        font-size: var(--font-size-3xl);
    }

    .article-content {
        font-size: var(--font-size-base);
    }

    /* Stat badges */
    .stat-badge {
        padding: var(--spacing-sm);
    }

    .stat-value {
        font-size: var(--font-size-2xl);
    }

    .stat-label {
        font-size: var(--font-size-xs);
    }

    /* Lists */
    ul, ol {
        margin-left: var(--spacing-md);
    }

    /* Images and media */
    img {
        max-width: 100%;
        height: auto;
    }

    /* Text */
    .lead {
        font-size: var(--font-size-base);
    }

    p {
        margin-bottom: var(--spacing-sm);
    }

    /* Onion links */
    .onion-link-card {
        padding: var(--spacing-lg);
    }

    .onion-link-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .onion-url-container {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }

    .onion-url {
        font-size: var(--font-size-xs);
    }

    .copy-btn {
        width: 100%;
        justify-content: center;
    }

    .onion-link-footer {
        flex-direction: column;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    :root {
        --font-size-5xl: 1.75rem;
        --font-size-4xl: 1.5rem;
        --font-size-3xl: 1.25rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

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

    .hero-badges {
        justify-content: flex-start;
    }

    .badge {
        font-size: 0.625rem;
        padding: 0.15rem 0.4rem;
    }

    /* Make touch targets larger */
    .nav-link, .mobile-nav .nav-link {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .btn {
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* Improve readability */
    body {
        font-size: 15px;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .section-title {
        font-size: var(--font-size-xl);
    }
}

/* Extra small devices (landscape phones) */
@media (max-width: 360px) {
    :root {
        --container-padding: 0.75rem;
    }

    .header-content {
        gap: var(--spacing-xs);
    }

    .logo-text {
        font-size: var(--font-size-sm);
    }
}

/* Landscape orientation fixes */
@media (max-height: 600px) and (orientation: landscape) {
    .mobile-nav-overlay {
        overflow-y: auto;
    }

    .mobile-nav-content {
        padding: var(--spacing-md);
    }

    .mobile-nav {
        gap: var(--spacing-sm);
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Larger touch targets */
    a, button, .btn {
        min-height: 44px;
        min-width: 44px;
    }

    /* Remove hover states on touch devices */
    .card:hover, .feature-card:hover, .guide-card:hover, .wiki-card:hover {
        transform: none;
    }

    /* Improve scrolling */
    * {
        -webkit-tap-highlight-color: rgba(0, 217, 255, 0.2);
    }
}

/* ============================================
   PGP SIGNED MESSAGE STYLES
   ============================================ */

/* Official Mirrors Section */
.section-mirrors {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
    border-top: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    padding: 3rem 0;
}

.pgp-signed-message {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-accent);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 217, 255, 0.1);
}

.pgp-signed-message .section-title {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    text-align: center;
    text-shadow: 0 0 10px rgba(0, 217, 255, 0.3);
}

/* PGP Message Box */
.pgp-message-box {
    background: #000000;
    border: 2px solid var(--color-primary);
    border-radius: 6px;
    margin: 2rem 0;
    padding: 1.5rem;
    box-shadow: inset 0 0 20px rgba(0, 217, 255, 0.05);
}

.pgp-message-box pre {
    margin: 0;
    overflow-x: auto;
}

.pgp-signature {
    color: var(--color-accent);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.5;
    white-space: pre;
    word-wrap: break-word;
    margin: 0;
}

.pgp-signature code {
    color: var(--color-accent);
    background: transparent;
    padding: 0;
    font-size: inherit;
}

/* Mirror Links Section */
.mirror-links {
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(0, 217, 255, 0.03);
    border-radius: 6px;
    border: 1px solid var(--color-border-primary);
}

.mirror-links h3 {
    color: var(--color-primary);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.onion-list li {
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-primary);
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.onion-list li:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-primary);
    transform: translateX(5px);
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.2);
}

.onion-address {
    font-family: var(--font-mono);
    color: var(--color-primary);
    background: rgba(0, 0, 0, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
    word-break: break-all;
    flex: 1;
    border: 1px solid rgba(0, 217, 255, 0.2);
}

.mirror-label {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.4rem 1rem;
    background: rgba(0, 217, 255, 0.1);
    border-radius: 20px;
    white-space: nowrap;
    margin-left: 1rem;
    border: 1px solid rgba(0, 217, 255, 0.3);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .section-mirrors {
        padding: 2rem 0;
    }

    .pgp-signed-message {
        padding: 1.5rem;
    }

    .pgp-signed-message .section-title {
        font-size: 1.4rem;
    }

    .pgp-message-box {
        padding: 1rem;
    }

    .pgp-signature {
        font-size: 0.7rem;
    }

    .onion-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .onion-address {
        font-size: 0.75rem;
        width: 100%;
    }

    .mirror-label {
        margin-left: 0;
        align-self: flex-start;
    }

    .mirror-links h3 {
        font-size: 1rem;
    }
}