* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: #f5f5f7;
    color: #1d1d1f;
    line-height: 1.6;
}

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

/* Header Styles */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
}

.app-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #4A90E2 0%, #2E5FAA 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 20px;
    margin-right: 15px;
    object-fit: cover;
}

.app-name {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 5px;
}

.app-subtitle {
    font-size: 14px;
    color: #86868b;
}

/* Main Content Styles */
.main-content {
    padding: 60px 0;
    min-height: calc(100vh - 200px);
}

.content-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

.screenshots {
    flex: 1;
    min-width: 300px;
    text-align: center;
    position: relative;
}

.iphone-mockup {
    position: relative;
    display: inline-block;
    margin: 0 auto;
}

.iphone-frame {
    width: 280px;
    height: 570px;
    background: #fff;
    border-radius: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    padding: 5px;
    position: relative;
    border: 4px solid #1d1d1f;
}

.screen-content {
    width: 100%;
    height: 100%;
    background: clear;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
}

.app-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 30px;
}

.features {
    flex: 1;
    min-width: 300px;
    padding: 20px;
}

.feature {
    margin-bottom: 40px;
    max-width: 400px;
}

.feature h2 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #1d1d1f;
}

.feature p {
    font-size: 16px;
    color: #515154;
}

.app-store-badge {
    margin-top: 30px;
    width: 180px;
    height: auto;
}

/* Privacy Page Styles */
.privacy-content {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.privacy-content h2 {
    font-size: 28px;
    margin-bottom: 20px;
    color: #1d1d1f;
}

.privacy-content h3 {
    font-size: 20px;
    margin: 25px 0 15px;
    color: #1d1d1f;
}

.privacy-content p {
    margin-bottom: 15px;
    color: #515154;
    line-height: 1.7;
}

.privacy-content ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.privacy-content li {
    margin-bottom: 10px;
    color: #515154;
}

/* Contact Page Styles */
.contact-content {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    max-width: 600px;
    margin: 0 auto;
}

.contact-content h2 {
    font-size: 28px;
    margin-bottom: 15px;
    color: #1d1d1f;
}

.contact-content > p {
    margin-bottom: 30px;
    color: #515154;
}

.contact-form {
    display: flex;
    flex-direction: column;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #1d1d1f;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #d2d2d7;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4A90E2;
}

.submit-btn {
    background: #D3282C;
    color: white;
    border: none;
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.3s;
}

.submit-btn:hover {
    background: #3a7bc8;
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    display: none;
}

.form-message.success {
    background: #e6f7ee;
    color: #2e7d32;
    display: block;
}

.form-message.error {
    background: #ffebee;
    color: #d32f2f;
    display: block;
}

/* Footer Styles */
footer {
    background-color: #fff;
    padding: 30px 0;
    margin-top: 40px;
    border-top: 1px solid #e0e0e0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.footer-links a {
    margin-right: 20px;
    text-decoration: none;
    color: #515154;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #4A90E2;
}

.copyright {
    color: #86868b;
    font-size: 14px;
}

.pdf-container {
    width: 100%;
    height: 800px;
    margin: 30px 0;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
}

.pdf-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .content-wrapper {
        flex-direction: column;
    }
    
    .features {
        order: 1;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .screenshots {
        order: 2;
        margin-bottom: 40px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        margin-bottom: 15px;
    }
    
    .pdf-container {
        height: 500px;
    }
    
    .privacy-content,
    .contact-content {
        padding: 20px;
    }
}