/* MCBSE Website Styles */
:root {
    --primary: #1a1a2e;
    --secondary: #16213e;
    --accent-cyan: #00d4ff;
    --accent-gold: #ffd700;
    --text: #f5f5f5;
    --text-muted: #a0a0a0;
    --bg: #0f0f1a;
    --card-bg: #1a1a2e;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-family: 'Crimson Text', serif;
    font-weight: 600;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(15, 15, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.logo {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-cyan);
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent-cyan);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 8rem 5% 4rem;
    gap: 4rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text) 0%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    max-width: 600px;
}

.patent-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid var(--accent-gold);
    color: var(--accent-gold);
    font-size: 0.85rem;
    border-radius: 4px;
    margin-bottom: 2rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

.btn-primary {
    padding: 1rem 2rem;
    background: var(--accent-cyan);
    color: var(--primary);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: #33ddff;
    transform: translateY(-2px);
}

.btn-secondary {
    padding: 1rem 2rem;
    background: transparent;
    color: var(--accent-cyan);
    text-decoration: none;
    border: 1px solid var(--accent-cyan);
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
}

.video-placeholder {
    aspect-ratio: 16/9;
    background: var(--card-bg);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

/* About Section */
.about {
    padding: 6rem 5%;
    background: var(--card-bg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.lead {
    font-size: 1.2rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.problem-card {
    padding: 2rem;
    background: var(--bg);
    border-radius: 8px;
    border-left: 3px solid var(--accent-cyan);
}

.problem-card h3 {
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.problem-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Architecture Section */
.architecture {
    padding: 6rem 5%;
}

.architecture h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin: 3rem 0;
}

.feature {
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 8px;
    position: relative;
}

.feature-number {
    position: absolute;
    top: -10px;
    left: 2rem;
    background: var(--accent-cyan);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 4px;
}

.feature h3 {
    color: var(--accent-cyan);
    margin: 1rem 0;
    font-size: 1.3rem;
}

.feature p {
    color: var(--text-muted);
}

/* Results */
.results {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 8px;
    margin-top: 3rem;
}

.results h3 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.metric-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--accent-cyan);
    font-family: 'Crimson Text', serif;
}

.metric-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Papers Section */
.papers {
    padding: 6rem 5%;
    background: var(--card-bg);
}

.papers h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.paper-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.paper {
    padding: 2rem;
    background: var(--bg);
    border-radius: 8px;
    border: 1px solid rgba(0, 212, 255, 0.1);
}

.paper-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.paper-number {
    color: var(--accent-cyan);
    font-weight: 500;
}

.paper-date {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.paper h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.paper p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.paper-link {
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 500;
}

.paper-link:hover {
    text-decoration: underline;
}

.patent-notice {
    margin-top: 3rem;
    padding: 1.5rem;
    background: rgba(255, 215, 0, 0.05);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 8px;
    text-align: center;
}

.patent-notice p {
    color: var(--accent-gold);
    margin: 0;
}

/* Contact Section */
.contact {
    padding: 6rem 5%;
}

.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.contact-info .title {
    color: var(--accent-cyan);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.contact-info .location {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.email {
    display: inline-block;
    color: var(--accent-cyan);
    text-decoration: none;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.email:hover {
    text-decoration: underline;
}

.research-interests h4 {
    margin-bottom: 1rem;
    color: var(--accent-gold);
}

.research-interests ul {
    list-style: none;
}

.research-interests li {
    padding: 0.25rem 0;
    color: var(--text-muted);
}

.research-interests li::before {
    content: "→ ";
    color: var(--accent-cyan);
}

.collaboration h3 {
    margin-bottom: 1rem;
    color: var(--accent-cyan);
}

.collaboration ul {
    list-style: none;
    margin: 1rem 0;
}

.collaboration li {
    padding: 0.5rem 0;
    color: var(--text-muted);
}

.collaboration li::before {
    content: "✓ ";
    color: var(--accent-cyan);
}

.collaboration-note {
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 4px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Footer */
.footer {
    padding: 4rem 5%;
    background: var(--card-bg);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

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

.footer-logo {
    font-family: 'Crimson Text', serif;
    font-size: 2rem;
    color: var(--accent-cyan);
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.footer-tagline {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.footer-patent {
    color: var(--accent-gold);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .problem-grid,
    .features,
    .paper-list,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .metrics {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .nav-links {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .metrics {
        grid-template-columns: 1fr;
    }
}