/* PhyNetPy Showcase - Light Theme (matches main site) */

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --accent-teal: #06b6d4;
    --accent-green: #10b981;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --text-muted: #94a3b8;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-subtle: #f1f5f9;
    --border-color: #e2e8f0;
    --hover-bg: #f1f5f9;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation - matches main site */
header {
    background-color: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    height: 120px;
    width: auto;
    transition: all 0.3s ease;
    border-radius: 20px;
    background-color: transparent;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.logo:hover img {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-teal));
    color: white;
    padding: 5rem 2rem 6rem;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: white;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

.hero h1 {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.hero-gradient {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 700;
    color: white;
    line-height: 1.1;
}

.hero-subtitle-text {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    font-weight: 400;
    color: rgba(255, 255, 255, 0.9);
}

.hero-description {
    max-width: 700px;
    margin: 0 auto 2rem;
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 3rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
}

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

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

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: rgba(255, 255, 255, 0.3);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-teal));
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Modules Section */
.modules {
    padding: 5rem 0;
    background-color: var(--bg-white);
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.module-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.75rem;
    transition: all 0.3s ease;
}

.module-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.module-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-teal));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.module-icon span {
    font-size: 0.7rem;
    font-weight: 700;
    color: white;
    letter-spacing: 0.5px;
}

.module-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.module-card > p {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.module-features {
    list-style: none;
}

.module-features li {
    position: relative;
    padding-left: 1.25rem;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.module-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Comparison Section */
.comparison {
    padding: 5rem 0;
    background: var(--bg-light);
}

.table-container {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.comparison-table,
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.comparison-table th,
.comparison-table td,
.data-table th,
.data-table td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th,
.data-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
}

.comparison-table td,
.data-table td {
    color: var(--text-light);
}

.comparison-table td:first-child,
.data-table td:first-child {
    font-weight: 500;
    color: var(--text-dark);
}

.comparison-table tbody tr:last-child td,
.data-table tbody tr:last-child td {
    border-bottom: none;
}

.comparison-table tbody tr:hover,
.data-table tbody tr:hover {
    background: var(--bg-subtle);
}

.highlight-col {
    background: rgba(37, 99, 235, 0.05) !important;
}

.check {
    color: var(--accent-green);
    font-weight: 500;
}

.check::before {
    content: '✓ ';
    font-weight: bold;
}

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

.cross::before {
    content: '✗ ';
}

.partial {
    color: #f59e0b;
}

.partial::before {
    content: '~ ';
}

/* Benchmarks Section */
.benchmarks {
    padding: 5rem 0;
    background: var(--bg-white);
}

.benchmark-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.benchmark-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.benchmark-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.benchmark-card.full-width {
    grid-column: 1 / -1;
}

.benchmark-header {
    margin-bottom: 1.5rem;
}

.benchmark-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.benchmark-header p {
    font-size: 0.9rem;
    color: var(--text-light);
}

.chart-container {
    height: 300px;
    position: relative;
}

.chart-container.wide {
    height: 350px;
}

/* Performance Table Section */
.performance-table {
    padding: 5rem 0;
    background: var(--bg-light);
}

.data-table code {
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 0.85rem;
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.table-footnote {
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    text-align: center;
    font-style: italic;
}

/* Achievements Section */
.achievements {
    padding: 5rem 0;
    background: var(--bg-white);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.achievement-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.achievement-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

.achievement-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.25rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(6, 182, 212, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.achievement-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.achievement-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* CTA Section */
.cta {
    padding: 5rem 0;
    background: var(--bg-light);
    text-align: center;
}

.cta h2 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.cta > .container > p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.install-command {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.install-command code {
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 1rem;
    color: var(--text-dark);
}

.copy-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.3s ease;
}

.copy-btn:hover {
    color: var(--primary-color);
}

.cta-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
footer {
    background-color: var(--text-dark);
    color: white;
    text-align: center;
    padding: 2rem;
}

footer p {
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .benchmark-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    nav {
        padding: 1.25rem 1.5rem;
    }

    .logo img {
        height: 100px;
        border-radius: 16px;
    }

    .nav-links {
        gap: 1rem;
    }

    .hero {
        padding: 4rem 1.5rem 5rem;
    }

    .hero-stats {
        gap: 2rem;
    }

    .stat-divider {
        display: none;
    }

    .modules-grid,
    .achievements-grid {
        grid-template-columns: 1fr;
    }

    .modules,
    .comparison,
    .benchmarks,
    .performance-table,
    .achievements,
    .cta {
        padding: 4rem 0;
    }

    .section-header {
        margin-bottom: 2.5rem;
    }

    .table-container {
        margin: 0 -1rem;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }

    .comparison-table th,
    .comparison-table td,
    .data-table th,
    .data-table td {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
    }

    .chart-container {
        height: 280px;
    }

    .chart-container.wide {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .logo img {
        height: 80px;
        border-radius: 14px;
    }

    nav {
        padding: 1rem;
    }

    .nav-links {
        gap: 0.75rem;
        font-size: 0.9rem;
    }

    .hero {
        padding: 3rem 1rem 4rem;
    }

    .hero-gradient {
        font-size: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
        padding: 0 1rem;
    }

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

    .module-card,
    .achievement-card,
    .benchmark-card {
        padding: 1.5rem;
    }

    .install-command {
        flex-direction: column;
        gap: 0.75rem;
        width: 100%;
    }

    .cta-links {
        flex-direction: column;
        align-items: stretch;
        padding: 0 1rem;
    }
}