:root {
    --primary-color: #4A90E2;
    --primary-dark: #3A7BC8;
    --secondary-color: #F7F9FC;
    --text-color: #333333;
    --text-light: #666666;
    --border-color: #EEEEEE;
    --success-color: #4CAF50;
    --white: #FFFFFF;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    font-size: 16px;
    line-height: 1.6;
}

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

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

a:hover {
    color: var(--primary-dark);
}

/* Header */
header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    padding: 20px 0;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    color: var(--text-color);
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    padding: 100px 0;
    background-color: var(--secondary-color);
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.hero-content {
    flex: 1;
}

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

.hero h1 {
    font-size: 48px;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-color);
}

.hero p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
}

.phone-mockup {
    max-width: 280px;
    border-radius: 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

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

.features h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-bottom: 80px;
}

.feature-item.reversed {
    flex-direction: row-reverse;
}

.feature-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.feature-content {
    flex: 1;
}

.feature-content h3 {
    font-size: 28px;
    margin-bottom: 15px;
    color: var(--text-color);
}

.feature-content p {
    color: var(--text-light);
    font-size: 17px;
}

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

.download h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.download p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.app-store-button img {
    height: 60px;
    transition: transform 0.3s ease;
}

.app-store-button:hover img {
    transform: translateY(-2px);
}

/* Footer */
footer {
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-links {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
}

footer ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

.copyright {
    color: var(--text-light);
    text-align: center;
    font-size: 14px;
}

/* Privacy and Terms Pages */
.page-content {
    max-width: 800px;
    margin: 60px auto;
    padding: 40px;
    background: var(--white);
    box-shadow: var(--shadow);
    border-radius: 8px;
}

.page-content h1 {
    font-size: 32px;
    margin-bottom: 30px;
}

.page-content h2 {
    font-size: 24px;
    margin-top: 40px;
    margin-bottom: 15px;
}

.page-content p {
    margin-bottom: 20px;
}

.page-content ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.page-content li {
    margin-bottom: 10px;
}

/* Responsive Design */
@media (max-width: 900px) {
    .hero .container,
    .feature-item,
    .feature-item.reversed {
        flex-direction: column;
    }

    .hero {
        padding: 60px 0;
    }

    .hero-content,
    .feature-content {
        text-align: center;
    }

    .hero h1 {
        font-size: 36px;
    }

    .feature-item {
        margin-bottom: 60px;
    }

    .features h2 {
        margin-bottom: 40px;
    }

    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
}

@media (max-width: 600px) {
    nav .container {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-links {
        width: 100%;
        justify-content: space-between;
    }
    
    .nav-links li {
        margin-left: 0;
    }
}