/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: white;
    border-bottom: 1px solid #e5e7eb;
    padding: 1rem 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    color: #1f2937;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.tagline {
    color: #6b7280;
    font-size: 0.875rem;
    font-weight: 400;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: #4b5563;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover {
    color: #1f2937;
}

/* Main content */
.main {
    min-height: 80vh;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Download buttons */
.download-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.download-btn {
    background: white;
    color: #1f2937;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 160px;
    justify-content: center;
}

.download-btn:hover {
    background: #f3f4f6;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.download-btn.secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.download-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Sections */
.downloads-section,
.releases-section {
    padding: 3rem 0;
}

.downloads-section {
    background: white;
}

.releases-section {
    background: #f9fafb;
}

.downloads-section h3,
.releases-section h3 {
    font-size: 1.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
    color: #1f2937;
}

/* Release info */
.release-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
}

.release-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.release-version {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
}

.release-date {
    color: #6b7280;
    font-size: 0.875rem;
}

.release-downloads {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.download-link {
    background: #f3f4f6;
    color: #374151;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.download-link:hover {
    background: #e5e7eb;
    transform: translateY(-1px);
}

.release-notes {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

.release-notes h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #374151;
}

.release-notes ul {
    list-style: none;
    padding-left: 0;
}

.release-notes li {
    padding: 0.25rem 0;
    color: #4b5563;
}

.release-notes li:before {
    content: "•";
    color: #6b7280;
    margin-right: 0.5rem;
}

/* Loading state */
.loading {
    text-align: center;
    padding: 2rem;
    color: #6b7280;
    font-style: italic;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer p {
    color: #9ca3af;
}

/* Responsive design */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .download-btn {
        width: 100%;
        max-width: 280px;
    }
    
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        gap: 1rem;
    }
    
    .release-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .release-downloads {
        flex-direction: column;
    }
    
    .download-link {
        width: 100%;
        justify-content: center;
    }
}

/* Platform icons */
.platform-icon {
    width: 16px;
    height: 16px;
}

/* Utility classes */
.text-center {
    text-align: center;
}

.hidden {
    display: none;
}

.error {
    background: #fef2f2;
    color: #dc2626;
    padding: 1rem;
    border-radius: 6px;
    margin: 1rem 0;
    text-align: center;
}