/* General Styles */
:root {
    --primary-color: #C84E3E;
    --secondary-color: #A13D30;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --accent-color: #e74c3c;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

img {
    max-width: 100%;
}

/* Header */
header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    height: 50px;
    width: auto;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    color: var(--dark-color);
    font-weight: 500;
    padding: 5px 0;
    position: relative;
    transition: all 0.3s ease;
}

nav ul li a:hover, 
nav ul li a.active {
    color: var(--primary-color);
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    bottom: 0;
    left: 0;
    transition: width 0.3s ease;
}

nav ul li a:hover::after, 
nav ul li a.active::after {
    width: 100%;
}

/* Main Content */
main {
    margin-top: 80px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
    padding: 80px 20px;
}

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

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    font-weight: 400;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    margin-top: 25px;
}

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

.cta-button:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Features Section */
.features {
    padding: 80px 20px;
    background-color: white;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: var(--dark-color);
}

.feature-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.feature-text {
    flex: 1;
    min-width: 300px;
}

.feature {
    margin-bottom: 40px;
}

.feature h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.feature p {
    color: #666;
}

.app-showcase {
    flex: 1;
    text-align: center;
    padding: 0 20px;
    min-width: 300px;
}

.app-image {
    max-height: 500px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border-radius: 20px;
}

/* App Features Section */
.app-features {
    padding: 80px 20px;
    background-color: #f8f9fa;
}

.app-features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: var(--dark-color);
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    display: flex;
    align-items: center;
    margin-bottom: 80px;
    gap: 60px;
}

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

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

.feature-img {
    max-height: 400px;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

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

.feature-content {
    flex: 1;
}

.feature-content h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #555;
}

/* Why Choose Section */
.why-choose {
    padding: 80px 20px;
    background-color: white;
}

.why-container {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.why-choose h2 {
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: var(--dark-color);
}

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

.benefit {
    padding: 30px 20px;
    border-radius: 15px;
    background-color: #f8f9fa;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.benefit h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.benefit p {
    color: #666;
    line-height: 1.6;
}

/* Download Section */
.download {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-color) 100%);
    color: white;
    text-align: center;
    padding: 80px 20px;
}

.download h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.download p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 40px 20px;
    text-align: center;
}

.footer-links {
    margin-bottom: 20px;
}

.footer-links a {
    color: var(--light-color);
    margin: 0 15px;
    transition: color 0.3s ease;
}

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

.copyright {
    color: #bbb;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        padding: 15px;
    }
    
    nav ul {
        margin-top: 15px;
    }
    
    nav ul li {
        margin-left: 15px;
        margin-right: 15px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 1.5rem;
    }
    
    .feature-container {
        flex-direction: column-reverse;
    }
    
    .app-showcase {
        margin-bottom: 40px;
    }
    
    .app-image {
        max-height: 400px;
    }
    
    .features h2, 
    .download h2,
    .app-features h2,
    .why-choose h2 {
        font-size: 2rem;
    }
    
    /* App Features Responsive */
    .feature-card {
        flex-direction: column;
        margin-bottom: 60px;
        gap: 30px;
        text-align: center;
    }
    
    .feature-card.reverse {
        flex-direction: column;
    }
    
    .feature-img {
        max-height: 300px;
    }
    
    .feature-content h3 {
        font-size: 1.5rem;
    }
    
    .feature-content p {
        font-size: 1rem;
    }
    
    /* Benefits Grid Responsive */
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .benefit {
        padding: 25px 15px;
    }
    
    .benefit-icon {
        font-size: 2.5rem;
    }
    
    .benefit h4 {
        font-size: 1.2rem;
    }
}