/* 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: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Header Styles */
.header {
    padding: 20px 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(255, 255, 255, 0.95);
    padding: 15px 25px;
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.client-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.dev-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
    border-radius: 8px;
}

.divider {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, #ddd, transparent);
}

/* Hero Section */
.hero {
    padding: 40px 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 60px;
}

/* App Info Section */
.app-info {
    text-align: center;
    color: white;
}

.app-icon {
    margin-bottom: 20px;
}

.app-icon-img {
    width: 120px;
    height: 120px;
    border-radius: 25px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    background: white;
    padding: 15px;
}

.app-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.app-description {
    font-size: 1.2rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.app-version {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.version-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.file-size {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

/* Download Section */
.download-section {
    display: flex;
    justify-content: center;
}

.download-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    max-width: 500px;
    width: 100%;
}

.download-header {
    text-align: center;
    margin-bottom: 20px;
}

.download-icon {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 15px;
}

.download-header h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #333;
}

.download-description {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    line-height: 1.6;
}

.download-actions {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.download-btn.primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.download-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.5);
}

.qr-section {
    text-align: center;
}

.qr-code {
    font-size: 4rem;
    color: #667eea;
    margin-bottom: 10px;
}

.qr-section p {
    color: #666;
    font-size: 0.9rem;
}

.download-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
}

.info-item i {
    font-size: 1.5rem;
    color: #667eea;
}

.info-item span {
    font-size: 0.85rem;
    color: #666;
    font-weight: 500;
}

/* Screenshots Section */
.screenshots-section {
    margin-top: 60px;
}

.screenshots-section h3 {
    text-align: center;
    color: white;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 30px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.screenshot {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.screenshot:hover {
    transform: translateY(-5px);
}

.screenshot-img {
    width: 100%;
    height: auto;
    display: block;
}

/* Footer */
.footer {
    margin-top: 80px;
    padding: 40px 0 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px 20px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h4 {
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .app-title {
        font-size: 2.5rem;
    }
    
    .download-card {
        padding: 30px 20px;
    }
    
    .download-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
    
    .logo-container {
        flex-direction: column;
        gap: 15px;
        padding: 20px;
    }
    
    .divider {
        width: 40px;
        height: 1px;
    }
}

@media (max-width: 480px) {
    .app-title {
        font-size: 2rem;
    }
    
    .app-icon-img {
        width: 100px;
        height: 100px;
    }
    
    .download-btn {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}