:root {
    --bg-primary: #0a0e27;
    --bg-secondary: #111827;
    --bg-card: #1a1f36;
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --accent-primary: #3b82f6;
    --accent-secondary: #8b5cf6;
    --accent-success: #10b981;
    --accent-warning: #f59e0b;
    --accent-info: #6366f1;
    --border-color: #2d3748;
    --shadow: rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Animated starfield background */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: 
        radial-gradient(2px 2px at 20% 30%, white, transparent),
        radial-gradient(2px 2px at 60% 70%, white, transparent),
        radial-gradient(1px 1px at 50% 50%, white, transparent),
        radial-gradient(1px 1px at 80% 10%, white, transparent),
        radial-gradient(2px 2px at 90% 60%, white, transparent),
        radial-gradient(1px 1px at 33% 80%, white, transparent);
    background-size: 200% 200%;
    background-position: 0% 0%;
    animation: stars-drift 60s infinite linear;
    opacity: 0.3;
    z-index: 0;
}

@keyframes stars-drift {
    from { background-position: 0% 0%; }
    to { background-position: 100% 100%; }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 120px 20px 80px;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 60px;
}

.hero-content h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -2px;
}

.glitch {
    position: relative;
    animation: glitch 3s infinite;
}

@keyframes glitch {
    0%, 100% { text-shadow: 0 0 1px rgba(59, 130, 246, 0.5); }
    25% { text-shadow: -2px 0 1px rgba(139, 92, 246, 0.5), 2px 0 1px rgba(59, 130, 246, 0.5); }
    50% { text-shadow: 2px 0 1px rgba(139, 92, 246, 0.5), -2px 0 1px rgba(59, 130, 246, 0.5); }
    75% { text-shadow: 0 0 1px rgba(59, 130, 246, 0.5); }
}

.tagline {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 15px;
}

.subtitle {
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* Category Sections */
.category {
    margin-bottom: 80px;
}

.category-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-primary);
}

/* Projects Grid */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

/* Card Styling */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

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

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px var(--shadow);
    border-color: var(--accent-primary);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.icon {
    font-size: 2.5rem;
    line-height: 1;
}

.card-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    flex: 1;
    min-width: 150px;
}

.status {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-live {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-success);
    border: 1px solid var(--accent-success);
    animation: pulse 2s infinite;
}

.status-planned {
    background: rgba(245, 158, 11, 0.2);
    color: var(--accent-warning);
    border: 1px solid var(--accent-warning);
}

.status-docs {
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent-info);
    border: 1px solid var(--accent-info);
}

.status-info {
    background: rgba(59, 130, 246, 0.2);
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
    font-size: 1rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.tech {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.card-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
    font-size: 0.95rem;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.1);
}

.btn-refresh {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 2px solid var(--accent-primary);
    backdrop-filter: blur(10px);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-refresh:hover {
    background: var(--accent-primary);
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

.btn-refresh:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: scale(1);
}

/* Footer */
.footer {
    margin-top: 100px;
    padding: 60px 20px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

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

.footer-content p {
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.footer-content strong {
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color 0.2s;
}

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

.disclaimer {
    font-size: 0.875rem;
    margin-top: 20px;
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 80px 20px 60px;
    }

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

    .cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .card {
        padding: 24px;
    }

    .footer {
        padding: 40px 20px;
    }
}

/* Loading Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }
.card:nth-child(5) { animation-delay: 0.5s; }
.card:nth-child(6) { animation-delay: 0.6s; }