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

:root {
    --primary-color: #14b8a6;
    --primary-dark: #0d9488;
    --secondary-color: #f97316;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --background: #ffffff;
    --background-alt: #f9fafb;
    --border-color: #e5e7eb;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(180deg, var(--background-alt) 0%, var(--background) 100%);
}

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

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.highlight {
    color: var(--primary-color);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background: #374151;
    transform: translateY(-2px);
}

.btn-large {
    padding: 20px 40px;
    font-size: 1.1rem;
}

.apple-icon {
    width: 24px;
    height: 24px;
}

.download-info {
    font-size: 0.9rem;
    color: var(--text-light);
}

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

.phone-mockup {
    width: 300px;
    height: 600px;
    background: #1f2937;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.phone-mockup img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 32px;
}

/* Features Section */
.features {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    padding: 32px;
    background: var(--background);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all 0.2s;
}

.feature-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Screenshots Section */
.screenshots {
    padding: 100px 0;
    background: var(--background-alt);
}

.screenshots-grid {
    display: flex;
    justify-content: center;
    gap: 24px;
    overflow-x: auto;
    padding: 20px 0;
}

.screenshots-grid img {
    width: 250px;
    height: 500px;
    object-fit: cover;
    border-radius: 24px;
    box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.15);
}

/* Premium Section */
.premium {
    padding: 100px 0;
}

.premium-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.premium h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.premium > .container > .premium-content > p {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 40px;
}

.premium-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px 32px;
    margin-bottom: 48px;
}

.premium-features li {
    font-size: 1.1rem;
    color: var(--text-color);
}

.pricing {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.price-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px 48px;
    background: var(--background);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    position: relative;
}

.price-card.featured {
    border-color: var(--primary-color);
    background: linear-gradient(180deg, rgba(20, 184, 166, 0.05) 0%, var(--background) 100%);
}

.save-badge {
    position: absolute;
    top: -12px;
    background: var(--secondary-color);
    color: white;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
}

.trial-badge {
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 8px;
}

.price-label {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 8px;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
}

.price-period {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Download CTA */
.download-cta {
    padding: 100px 0;
    background: var(--text-color);
    color: white;
    text-align: center;
}

.download-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.download-cta p {
    font-size: 1.25rem;
    opacity: 0.8;
    margin-bottom: 32px;
}

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

.download-cta .btn-primary:hover {
    background: #f3f4f6;
}

/* Footer */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.1rem;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.95rem;
}

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

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

/* Responsive */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .cta-buttons {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .phone-mockup {
        width: 240px;
        height: 480px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .nav-links {
        display: none;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .screenshots-grid img {
        width: 200px;
        height: 400px;
    }

    .pricing {
        flex-direction: column;
        align-items: center;
    }

    .price-card {
        width: 100%;
        max-width: 300px;
    }

    .section-title {
        font-size: 1.8rem;
    }
}