/* CSS Custom Properties */
:root {
    /* Color Scheme - Dark Nerdy Theme */
    --primary-color: #00ff88;
    --secondary-color: #ff0080;
    --accent-color: #0080ff;
    --background-dark: #0a0a0a;
    --background-darker: #050505;
    --background-card: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #707070;
    --border-color: #333333;
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    --gradient-dark: linear-gradient(135deg, var(--background-darker), var(--background-card));
    
    /* Typography */
    --font-primary: 'Orbitron', monospace;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 255, 136, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 255, 136, 0.15);
    --shadow-lg: 0 8px 40px rgba(0, 255, 136, 0.2);
    --shadow-glow: 0 0 30px rgba(0, 255, 136, 0.3);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

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

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.logo-subtitle {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 300;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-link:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.nav-link.coming-soon::after {
    content: "Soon";
    font-size: 0.7rem;
    background: var(--secondary-color);
    color: white;
    padding: 0.2rem 0.4rem;
    border-radius: 10px;
    position: absolute;
    top: -8px;
    right: -20px;
    font-weight: 600;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    background: var(--gradient-dark);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 0, 128, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(0, 128, 255, 0.1) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(1deg); }
    66% { transform: translateY(10px) rotate(-1deg); }
}

.hero-content {
    text-align: center;
    z-index: 2;
    max-width: 800px;
    padding: 0 var(--spacing-md);
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    animation: heroAppear 1s ease-out;
}

.hero-first {
    display: block;
    color: var(--primary-color);
    text-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

.hero-last {
    display: block;
    color: var(--secondary-color);
    text-shadow: 0 0 20px rgba(255, 0, 128, 0.5);
}

.hero-nerdom {
    display: block;
    color: var(--accent-color);
    text-shadow: 0 0 20px rgba(0, 128, 255, 0.5);
}

.hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.3rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    animation: heroAppear 1s ease-out 0.3s both;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: heroAppear 1s ease-out 0.6s both;
}

@keyframes heroAppear {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--background-dark);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--background-dark);
    transform: translateY(-3px);
}

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: bounce 2s infinite;
}

.scroll-text {
    display: block;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    transform: rotate(45deg);
    margin: 0 auto;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Videos Section */
.videos-section {
    padding: var(--spacing-xxl) 0;
    background: var(--background-darker);
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.video-card {
    background: var(--background-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
}

.video-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.video-thumbnail {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.05);
}

.video-play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(0, 255, 136, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--background-dark);
    font-size: 1.5rem;
    opacity: 0;
    transition: all 0.3s ease;
}

.video-card:hover .video-play-overlay {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

.video-info {
    padding: var(--spacing-md);
}

.video-title {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.video-date {
    font-weight: 500;
}

.video-duration {
    background: var(--primary-color);
    color: var(--background-dark);
    padding: 0.2rem 0.5rem;
    border-radius: 15px;
    font-weight: 600;
    font-size: 0.8rem;
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    grid-column: 1 / -1;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.videos-error {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
    grid-column: 1 / -1;
}

.videos-error a {
    color: var(--primary-color);
    text-decoration: none;
}

.videos-error a:hover {
    text-decoration: underline;
}

/* About Section */
.about-section {
    padding: var(--spacing-xxl) 0;
    background: var(--background-dark);
}

.hosts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.host-card {
    background: var(--background-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.host-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.host-card:hover::before {
    transform: scaleX(1);
}

.host-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.host-image {
    position: relative;
    width: 150px;
    height: 150px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary-color);
}

.host-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.host-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 255, 136, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.host-card:hover .host-overlay {
    opacity: 1;
}

.host-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--background-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.social-link:hover {
    transform: scale(1.1);
}

.host-info {
    text-align: center;
}

.host-name {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.host-role {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.host-bio {
    color: var(--text-secondary);
    line-height: 1.6;
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.host-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    max-width: 100%;
}

.host-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(0, 255, 136, 0.15);
    border: 2px solid rgba(0, 255, 136, 0.4);
    border-radius: var(--radius-md);
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.host-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.2), transparent);
    transition: left 0.6s;
}

.host-link:hover::before {
    left: 100%;
}

.host-link:hover {
    background: var(--primary-color);
    color: var(--background-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 255, 136, 0.4);
    border-color: var(--primary-color);
}

.bio-link {
    background: rgba(255, 0, 128, 0.15);
    border-color: rgba(255, 0, 128, 0.4);
    color: var(--secondary-color);
    font-weight: 700;
}

.bio-link:hover {
    background: var(--secondary-color);
    color: var(--background-dark);
    box-shadow: 0 6px 25px rgba(255, 0, 128, 0.4);
    border-color: var(--secondary-color);
}

.bio-link::before {
    background: linear-gradient(90deg, transparent, rgba(255, 0, 128, 0.2), transparent);
}

/* Coming Soon Sections */
.coming-soon-section {
    padding: var(--spacing-xxl) 0;
    background: var(--background-darker);
    text-align: center;
}

.coming-soon-content {
    max-width: 600px;
    margin: 0 auto;
}

.coming-soon-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
    animation: shimmer 2s linear infinite;
}

@keyframes shimmer {
    0% { background-position: -200px 0; }
    100% { background-position: 200px 0; }
}

/* Footer */
.footer {
    background: var(--background-darker);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

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

.footer-logo h3 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.footer-logo p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
}

.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.footer-section a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: var(--spacing-xs);
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-lg) 0;
        backdrop-filter: blur(20px);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 250px;
    }

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

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .nav-container {
        padding: var(--spacing-sm);
    }

    .logo-subtitle {
        display: none;
    }

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

    .host-card {
        padding: var(--spacing-md);
    }

    .host-image {
        width: 120px;
        height: 120px;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-indicator {
        animation: none;
    }
}

/* Focus States */
.btn:focus,
.nav-link:focus,
.social-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

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

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