:root {
    --primary-color: #FF6B6B;
    --secondary-color: #FFD166;
    --background-color: #FDFDFF;
    --text-color: #333;
    --heading-color: #000;
    --light-gray: #f4f4f4;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
}

/* General Styles */
body {
    font-family: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.7;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-weight: 700;
    color: var(--heading-color);
    line-height: 1.2;
}

h2 {
    font-size: 2.8rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #e05252;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
}

/* Header */
header {
    background: linear-gradient(90deg, #FFD166, #FF6B6B);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border: none;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    font-weight: bold;
    color: white;
    text-decoration: none;
}

.logo img {
    width: 45px;
    height: 45px;
    margin-right: 12px;
    border-radius: 10px;
    border: 2px solid white;
}

.logo h1 {
    margin: 0;
    font-size: 1.8rem;
    color: white;
}

nav .nav-link {
    margin-left: 25px;
    font-weight: 500;
    color: white;
    opacity: 0.9;
}
nav .nav-link:hover {
    opacity: 1;
    text-decoration: none;
}

.app-store-btn {
    background-color: white;
    color: var(--primary-color);
    padding: 12px 20px;
    border-radius: 30px;
    font-weight: bold;
    margin-left: 25px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.app-store-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    text-decoration: none;
    color: var(--primary-color);
}


/* Hero Section */
.hero {
    text-align: center;
    padding: 100px 0;
}

.hero h2 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 40px;
    color: #555;
}

.hero-image {
    max-width: 75%;
    margin-top: 20px;
    box-shadow: var(--shadow);
}

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

.features h2 {
    text-align: center;
    margin-bottom: 60px;
}

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

.feature-item {
    background: #FFFFFF;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.feature-item h3 {
    margin-top: 0;
    font-size: 1.5rem;
}

/* Screenshots Section */
.screenshots {
    padding: 100px 0;
}

.screenshots h2 {
    text-align: center;
    margin-bottom: 60px;
}

.screenshot-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.screenshot-gallery img {
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.screenshot-gallery img:hover {
    transform: scale(1.05) translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

/* Footer */
footer {
    background: var(--light-gray);
    color: #777;
    text-align: center;
    padding: 40px 0;
    margin-top: 60px;
}

/* Privacy Policy Page */
.privacy-policy {
    padding: 60px 0;
    max-width: 800px;
    margin: 0 auto;
}

.privacy-policy h2 {
    font-size: 2.5rem;
}

.privacy-policy h3 {
    font-size: 1.8rem;
    margin-top: 40px;
}

/* Responsive */
@media (max-width: 768px) {
    h2 {
        font-size: 2.2rem;
    }
    .hero h2 {
        font-size: 2.5rem;
    }
    header .container {
        flex-direction: column;
    }

    nav {
        margin-top: 20px;
    }

    nav a {
        margin: 0 10px;
    }
    .app-store-btn {
        margin-top: 15px;
    }
}