* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo-icon {
    color: #ffffff;
    opacity: 0.9;
}

.logo-icon img {
    display: block;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.logo-text {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
}

/* Main */
.main {
    padding-top: 100px;
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    min-height: 80vh;
    padding: 80px 0;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    color: #a0a0a0;
    margin-bottom: 48px;
    max-width: 500px;
}

.app-store-button {
    margin-top: 40px;
}

.store-link {
    display: inline-block;
    transition: all 0.3s ease;
}

.store-link:hover {
    transform: translateY(-2px);
}

.app-store-badge {
    height: 60px;
    width: auto;
    transition: all 0.3s ease;
}

.app-store-badge:hover {
    opacity: 0.8;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.phone-mockup {
    width: 320px;
    height: 650px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background-color: #000000;
    border-radius: 32px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 32px;
}

/* Features */
.features {
    padding: 120px 0;
    background: linear-gradient(180deg, #000000 0%, #0a0a0a 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.feature {
    text-align: center;
    padding: 40px 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
}

.feature h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: #ffffff;
}

.feature p {
    color: #a0a0a0;
    font-size: 1rem;
}

/* Footer */
.footer {
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

.footer-support {
    color: #a0a0a0;
    font-size: 14px;
    margin: 0;
}

.support-email {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.support-email:hover {
    color: #3498db;
}

.footer-copyright {
    color: #666;
    font-size: 14px;
    margin: 0;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
        padding: 40px 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .phone-mockup {
        width: 280px;
        height: 570px;
    }
    
    .app-store-badge {
        height: 50px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .features {
        padding: 80px 0;
    }
    
    .container {
        padding: 0 16px;
    }
}