:root {
    --primary-color: #F57A68;
    --text-color: #333333;
    --bg-color: #FFFFFF;
    --secondary-bg: #F9F9F9;
    --accent-color: #FFD700;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

a {
    text-decoration: none;
    color: inherit;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: rgba(255, 255, 255, 0.95);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
}

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

.nav-links a {
    font-weight: 500;
    transition: all 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 20px;
}

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

.nav-links a.active {
    background-color: var(--primary-color);
    color: white;
}

.download-btn {
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: bold;
    transition: transform 0.2s, opacity 0.2s;
}

.download-btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4rem 5%;
    min-height: 80vh;
    background: linear-gradient(135deg, #FFF5F4 0%, #FFFFFF 100%);
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 2rem;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background-color: #FFF;
    border: 12px solid #333;
    border-radius: 40px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #F57A68; /* Fallback */
    color: white;
    text-align: center;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 0;
    width: 150px;
    height: 25px;
    background: #333;
    border-bottom-left-radius: 15px;
    border-bottom-right-radius: 15px;
    z-index: 2;
}

/* Features Section */
.features {
    padding: 5rem 5%;
    background-color: var(--secondary-bg);
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

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

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.feature-card p {
    color: #666;
    font-size: 0.95rem;
}

/* Screenshots/Showcase */
.showcase {
    padding: 5rem 5%;
    text-align: center;
}

.showcase-grid {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    padding-bottom: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.screenshot {
    width: 240px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

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

/* Footer */
.footer {
    background-color: #333;
    color: white;
    padding: 3rem 5%;
    text-align: center;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.footer-links {
    margin: 1.5rem 0;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.contact-info {
    margin-top: 2rem;
    color: #999;
    font-size: 0.9rem;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem 5%;
        position: sticky;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        align-items: center;
        padding: 2rem 0;
        box-shadow: 0 5px 10px rgba(0,0,0,0.05);
        gap: 1.5rem;
    }

    .nav-links.active {
        display: flex;
    }

    .download-btn {
        display: none; /* Hide download button in header on mobile to save space, user can use hero button */
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 3rem;
        padding-bottom: 3rem;
    }

    .hero-content {
        margin-bottom: 3rem;
        margin-right: 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }
    
    .phone-mockup {
        width: 260px;
        height: 520px;
    }

    .features {
        padding: 3rem 5%;
    }

    .showcase {
        padding: 3rem 5%;
    }
    
    .showcase-grid {
        flex-direction: column;
        align-items: center;
        flex-wrap: nowrap;
        overflow-x: visible;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}