/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    z-index: 1000;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color);
}

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

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

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

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border-color: white;
}

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

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

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

.app-stores {
    display: flex;
    gap: 1rem;
}

.store-badge img {
    height: 50px;
    transition: transform 0.3s;
}

.store-badge:hover img {
    transform: scale(1.05);
}

.hero-image {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-radius: 30px;
    padding: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background-color: #f8fafc;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.app-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
}

.placeholder-text {
    color: var(--text-secondary);
    font-size: 1.25rem;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 4rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background-color: white;
    padding: 2.5rem 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    border: 2px solid var(--border-color);
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    margin-bottom: 2rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    vertical-align: top;
}

.amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

.period {
    color: var(--text-secondary);
}

.features-list {
    list-style: none;
    margin-bottom: 2rem;
}

.features-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.pricing-card .btn {
    width: 100%;
    text-align: center;
}

/* Download Section */
.download {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.download-options {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
}

.download-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background-color: white;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    text-decoration: none;
    color: var(--text-primary);
    transition: transform 0.3s, box-shadow 0.3s;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.download-icon {
    color: var(--primary-color);
}

.download-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.download-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Contact Section */
.contact {
    padding: 80px 0;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-item h3 {
    margin-bottom: 1rem;
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.social-links a {
    color: var(--text-secondary);
    transition: color 0.3s;
}

.social-links a:hover {
    color: var(--primary-color);
}

/* Footer */
.footer {
    background-color: var(--text-primary);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-column h4 {
    margin-bottom: 1rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-image {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .download-options {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card,
.pricing-card,
.download-card {
    animation: fadeInUp 0.6s ease-out;
}