/* ============================================
   NetSkills - Modern Cyber-Themed CSS
   ============================================ */

/* CSS Variables */
:root {
    /* Primary Colors */
    --primary: #8B0000;
    --primary-dark: #6B0000;
    --primary-light: #A52A2A;
    
    /* Neutral Colors */
    --dark-bg: #1a1a1a;
    --dark-surface: #2d2d2d;
    --dark-card: #333333;
    --darker: #111111;
    --charcoal: #2a2a2a;
    --graphite: #3a3a3a;
    
    /* Accent Colors */
    --accent-red: #DC143C;
    --accent-orange: #CD853F;
    --accent-brown: #8B4513;
    --accent-silver: #C0C0C0;
    --accent-muted-red: #B22222;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    
    /* Status Colors */
    --success: #28a745;
    --warning: #ffc107;
    --error: #dc3545;
    --info: #17a2b8;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: rgba(0, 0, 0, 0.2);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(139, 0, 0, 0.3);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Typography - with system font fallbacks */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', 'Monaco', 'Andale Mono', monospace;
    
    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Cursor Glow Effect */
.cursor-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    opacity: 0;
    transition: opacity 0.25s ease;
    background:
        radial-gradient(circle at 35% 35%, rgba(255, 120, 120, 0.35) 0%, rgba(255, 120, 120, 0.12) 30%, rgba(255, 120, 120, 0) 60%),
        radial-gradient(circle at 65% 65%, rgba(139, 0, 0, 0.28) 0%, rgba(139, 0, 0, 0.08) 35%, rgba(139, 0, 0, 0) 68%);
    filter: blur(16px) saturate(120%);
    mix-blend-mode: screen;
}

.cursor-glow.active {
    opacity: 0.9;
}

@media (pointer: coarse), (prefers-reduced-motion: reduce) {
    .cursor-glow {
        display: none !important;
    }
}

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

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

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

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

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

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-light); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-primary);
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(139, 0, 0, 0.5);
    color: var(--text-primary);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-light);
    color: var(--text-primary);
}

.btn-outline {
    background: transparent;
    color: var(--primary-light);
    border: 2px solid var(--primary-light);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--text-primary);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--text-xs);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--text-lg);
}

/* Cards */
.card {
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    overflow: hidden;
    transition: all var(--transition-normal);
}

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

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: var(--spacing-lg);
}

.card-title {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-sm);
}

.card-text {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-md);
}

/* Glassmorphism Card */
.card-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-primary);
    font-size: var(--text-base);
    background: var(--dark-surface);
    border: 1px solid var(--graphite);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(139, 0, 0, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Input with Icon */
.input-icon {
    position: relative;
}

.input-icon i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    z-index: 1;
}

.input-icon input {
    padding-left: 2.75rem;
}

/* Select */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23808080' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Checkbox */
.form-check {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* Alerts */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.alert i {
    font-size: var(--text-lg);
    flex-shrink: 0;
}

.alert ul {
    list-style: none;
    padding: 0;
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid var(--error);
    color: var(--error);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.1);
    border: 1px solid var(--warning);
    color: var(--warning);
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    border: 1px solid var(--info);
    color: var(--info);
}

/* Flash Messages */
.flash-message {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translate(-50%, -20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

.flash-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.flash-success .flash-container {
    background: var(--success);
    color: white;
}

.flash-error .flash-container {
    background: var(--error);
    color: white;
}

.flash-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: var(--spacing-xs);
    margin-left: auto;
    opacity: 0.8;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-logo span {
    color: #800000;
    font-family: 'Comic Sans MS', 'Trebuchet MS', cursive;
    font-weight: 800;
    letter-spacing: 1px;
    text-shadow: 0 1px 0 rgba(255,255,255,0.12), 0 0 8px rgba(128, 0, 0, 0.35);
}

.nav-logo i {
    color: var(--primary-light);
    font-size: var(--text-2xl);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    list-style: none;
}

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

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

.nav-link i {
    font-size: var(--text-sm);
}

/* Nav Avatar */
.nav-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--primary);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    cursor: pointer;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    background: var(--dark-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    list-style: none;
    padding: var(--spacing-sm) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.dropdown-menu li a:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
}

.dropdown-divider {
    height: 1px;
    background: var(--glass-border);
    margin: var(--spacing-sm) 0;
}

/* Hamburger Menu */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: all var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 70px);
    padding-top: 70px;
}

/* Hero Section */
.hero {
    position: relative;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(139, 0, 0, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(139, 0, 0, 0.1) 0%, transparent 50%);
    z-index: -1;
}

/* Network Animation */
.hero-network {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    opacity: 0.3;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-xl);
}

.hero-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--glass-bg);
    border: 1px solid var(--primary);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--primary-light);
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Stats Section */
.stats-section {
    padding: var(--spacing-3xl) 0;
    background: var(--darker);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--primary-light);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-mono);
}

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

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

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

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

/* Course Grid */
.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.course-card {
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--primary);
}

.course-thumbnail {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.course-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.course-card:hover .course-thumbnail img {
    transform: scale(1.1);
}

.course-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--primary);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.course-duration {
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(0, 0, 0, 0.7);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    color: var(--text-primary);
}

.course-content {
    padding: var(--spacing-lg);
}

.course-title {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

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

.course-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.course-meta i {
    color: var(--primary-light);
}

.course-progress {
    margin-top: var(--spacing-md);
}

.progress-bar {
    height: 6px;
    background: var(--graphite);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.progress-text {
    font-size: var(--text-xs);
    color: var(--text-muted);
    text-align: right;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary);
    opacity: 0.2;
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-lg);
    font-family: serif;
    line-height: 1;
}

.testimonial-content {
    position: relative;
    z-index: 1;
}

.testimonial-text {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--primary);
}

.testimonial-info h4 {
    font-size: var(--text-base);
    margin-bottom: 0;
}

.testimonial-info span {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

.testimonial-rating {
    margin-left: auto;
    color: var(--warning);
}

/* Footer */
.footer {
    background: var(--darker);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.footer-logo i {
    color: var(--primary-light);
}

.footer-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.footer-links h4 {
    font-size: var(--text-base);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.footer-links ul {
    list-style: none;
}

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

.footer-links a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.contact-list i {
    color: var(--primary-light);
    margin-top: 4px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p {
    color: var(--text-muted);
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-bottom-links a {
    color: var(--text-muted);
    font-size: var(--text-sm);
}

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

.footer-network {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to top, rgba(139, 0, 0, 0.05) 0%, transparent 100%);
    pointer-events: none;
}

/* Authentication Pages */
.auth-container {
    min-height: calc(100vh - 70px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    position: relative;
}

.auth-card {
    width: 100%;
    max-width: 450px;
    background: var(--dark-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    box-shadow: var(--shadow-glow);
}

.auth-logo i {
    font-size: var(--text-3xl);
    color: var(--text-primary);
}

.auth-header h1 {
    font-size: var(--text-2xl);
    margin-bottom: var(--spacing-sm);
}

.auth-header p {
    color: var(--text-secondary);
    margin: 0;
}

.auth-form {
    margin-bottom: var(--spacing-lg);
}

.auth-footer {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--primary-light);
    font-weight: 500;
}

.auth-features {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    justify-content: center;
    flex-wrap: wrap;
}

.auth-features .feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

.auth-features .feature i {
    color: var(--primary-light);
}

.forgot-link {
    font-size: var(--text-sm);
    color: var(--primary-light);
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.badge-success {
    background: var(--success);
    color: var(--text-primary);
}

.badge-warning {
    background: var(--warning);
    color: var(--darker);
}

.badge-danger {
    background: var(--error);
    color: var(--text-primary);
}

.badge-info {
    background: var(--info);
    color: var(--text-primary);
}

/* Star Rating */
.star-rating {
    display: flex;
    gap: 2px;
    color: var(--warning);
}

.star-rating .far {
    color: var(--graphite);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 4rem;
    color: var(--graphite);
    margin-bottom: var(--spacing-lg);
}

.empty-state h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--graphite);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Selection */
::selection {
    background: var(--primary);
    color: var(--text-primary);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-fadeIn {
    animation: fadeIn 0.5s ease;
}

.animate-fadeInUp {
    animation: fadeInUp 0.5s ease forwards;
}

/* Animation visibility helpers */
.animate-hidden {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.animate-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Network Node Decoration */
.network-node {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary);
    animation: pulse 2s infinite;
}

/* Responsive Video */
.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}