/* Base Styles and Variables */
:root {
    --primary-color: #0066ff;
    --primary-hover: #0052cc;
    --secondary-color: #f5f8ff;
    --dark-text: #222;
    --light-text: #666;
    --very-light-text: #888;
    --border-color: #eaeaea;
    --background-color: #ffffff;
    --card-background: #f9fafc;
    --green-text: #4CAF50;
    --blue-text: #2196F3;
    --red-text: #ea384c;
    --border-radius: 8px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

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

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

img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    margin: 0 10px 10px 0;
}

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

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

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: #e9efff;
}

/* Header and Navigation */
header {
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--background-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.menu {
    display: flex;
    list-style: none;
}

.menu li {
    margin-left: 30px;
}

.menu a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 500;
    transition: color 0.3s;
}

.menu a:hover, .menu a.active {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    padding: 80px 0;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.app-screenshot {
    max-width: 300px;
    box-shadow: var(--shadow);
    border-radius: 20px;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--light-text);
    margin-bottom: 2rem;
}

.cta-buttons {
    margin-top: 2rem;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--secondary-color);
    text-align: center;
}

.features h2 {
    margin-bottom: 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background: var(--background-color);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

/* Showcase Section */
.showcase {
    padding: 80px 0;
    text-align: center;
}

.showcase h2 {
    margin-bottom: 3rem;
}

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

.showcase-image {
    max-height: 500px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

/* Testimonial Section */
.testimonial {
    padding: 80px 0;
    background-color: var(--primary-color);
    color: white;
    text-align: center;
}

blockquote {
    font-size: 2rem;
    font-style: italic;
    line-height: 1.4;
}

/* CTA Section */
.cta {
    padding: 80px 0;
    text-align: center;
    background-color: var(--secondary-color);
}

.cta h2 {
    margin-bottom: 1rem;
}

.cta p {
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
footer {
    padding: 60px 0 30px;
    background-color: var(--dark-text);
    color: white;
}

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

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

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

.footer-links a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 0.8;
}

.copyright {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Feature Detail Page */
.page-header {
    padding: 60px 0;
    background-color: var(--secondary-color);
    text-align: center;
}

.feature-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 80px 0;
    gap: 60px;
}

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

.feature-text {
    flex: 1;
}

.feature-image {
    flex: 1;
    text-align: center;
}

.feature-screenshot {
    max-width: 300px;
    box-shadow: var(--shadow);
}

.feature-list {
    margin-left: 20px;
    margin-top: 20px;
}

.feature-list li {
    margin-bottom: 10px;
}

.highlight {
    color: var(--red-text);
    font-weight: 500;
}

/* Privacy Policy */
.privacy-policy {
    padding: 60px 0;
}

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

.last-updated {
    color: var(--light-text);
    margin-bottom: 40px;
}

.policy-content h2 {
    margin-top: 40px;
    margin-bottom: 15px;
}

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

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

/* Responsive Styles */
@media (max-width: 900px) {
    .hero .container {
        flex-direction: column;
    }
    
    .feature-row {
        flex-direction: column;
        text-align: center;
    }
    
    .feature-row.reversed {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        margin-top: 20px;
    }
    
    .footer-links li:first-child {
        margin-left: 0;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.7rem;
    }
}

@media (max-width: 600px) {
    .menu {
        display: none;
    }
    
    .feature-icon {
        font-size: 2rem;
    }
    
    blockquote {
        font-size: 1.5rem;
    }
    
    .footer-links {
        flex-direction: column;
    }
    
    .footer-links li {
        margin-left: 0;
        margin-bottom: 10px;
    }
}

/* Additional Utilities */
.text-center {
    text-align: center;
}

.mt-6 {
    margin-top: 3rem;
}