/* Modern CSS with variables for consistent styling */
:root {
    /* Color palette */
    --primary: #FF6B6B;
    --secondary: #4ECDC4;
    --dark: #1A535C;
    --light: #F7FFF7;
    --accent: #FF9F1C;
    
    /* Typography */
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Borders */
    --border-radius: 8px;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--dark);
    background-color: #f8f9fa;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-md);
}

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

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

/* Header */
header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 600;
}

.logo-icon {
    margin-right: var(--spacing-sm);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: var(--spacing-lg);
}

nav ul li a {
    color: var(--dark);
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: var(--spacing-xl) 0;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

.hero-content {
    flex: 1;
}

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

.highlight {
    color: var(--primary);
}

.cta-button {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: var(--spacing-md);
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    background-color: var(--dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Features Section */
.features {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    background-color: #f8f9fa;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    margin-bottom: var(--spacing-md);
}

/* How It Works Section */
.how-it-works {
    padding: var(--spacing-xl) 0;
    background-color: #f8f9fa;
}

.steps {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 30px;
    right: -50px;
    width: 100px;
    height: 2px;
    background-color: var(--primary);
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto var(--spacing-md);
}

.cta-center {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* About Section */
.about {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

/* Footer */
footer {
    background-color: var(--dark);
    color: white;
    padding: var(--spacing-lg) 0;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-content {
    flex: 2;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.footer-icon {
    margin-right: var(--spacing-sm);
}

.copyright {
    font-size: 0.875rem;
    opacity: 0.8;
}

.footer-links {
    flex: 1;
}

.footer-links ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: flex-end;
}

.footer-links ul li a {
    color: white;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links ul li a:hover {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero .container {
        flex-direction: column;
    }
    
    .steps {
        flex-direction: column;
        gap: var(--spacing-xl);
    }
    
    .step:not(:last-child)::after {
        display: none;
    }
    
    footer .container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links ul {
        justify-content: center;
    }
    
    nav ul {
        gap: var(--spacing-md);
    }
    
    nav ul li {
        margin-left: 0;
    }
}