/* Base styles and CSS reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary: #3498DB;
    --primary-light: #74b9e8;
    --primary-dark: #2980B9;
    --secondary: #9B59B6;
    --dark: #2C3E50;
    --darker: #1a242f;
    --light: #ECF0F1;
    --gray: #7F8C8D;
    --accent: #E74C3C;
}

html {
    scroll-behavior: smooth;
}

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

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

ul {
    list-style: none;
}

h1, h2, h3, h4 {
    margin-bottom: 0.5em;
    line-height: 1.2;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 1.5rem;
    position: relative;
}

h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background-color: var(--primary);
    margin: 0.5rem auto 0;
}

h3 {
    font-size: 1.3rem;
}

p {
    margin-bottom: 1rem;
}

/* Header Styles */
header {
    background-color: var(--darker);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.site-logo a {
    display: block;
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links li a {
    color: var(--light);
    font-weight: 500;
    padding: 0.5rem;
    position: relative;
}

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

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

.nav-links li a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

/* Main Content Sections */
main {
    margin-top: 1rem;
}

section {
    padding: 3rem 0;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    padding: 4rem 1rem;
    gap: 2rem;
    text-align: center;
}

.hero-content {
    flex: 1;
    min-width: 300px;
    max-width: 600px;
}

.hero-content p {
    font-size: 1.1rem;
    margin: 1.5rem 0;
}

.hero-visual {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.primary-btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 30px;
    font-weight: bold;
    text-transform: uppercase;
    transition: all 0.3s ease;
    border: 2px solid var(--primary);
}

.primary-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    color: white;
}

.secondary-btn {
    display: inline-block;
    background-color: transparent;
    color: var(--primary);
    padding: 0.8rem 1.8rem;
    border-radius: 30px;
    font-weight: bold;
    text-transform: uppercase;
    transition: all 0.3s ease;
    border: 2px solid var(--primary);
}

.secondary-btn:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* How It Works Section */
.how-section {
    background-color: var(--darker);
    padding: 4rem 1rem;
}

.steps-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.step {
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    text-align: center;
    padding: 2rem;
    background-color: var(--dark);
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.step-icon {
    margin-bottom: 1.5rem;
}

.step h3 {
    margin-bottom: 1rem;
}

/* Features Section */
.features-section {
    background-color: var(--dark);
    padding: 4rem 1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    padding: 2rem;
    text-align: center;
    background-color: var(--darker);
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
}

.feature-icon {
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
}

/* Examples Section */
.examples-section {
    background-color: var(--darker);
    padding: 4rem 1rem;
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto 2rem;
}

.example-item {
    padding-bottom: 1.5rem;
    text-align: center;
}

.example-visual {
    margin-bottom: 1.5rem;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.cta-container {
    text-align: center;
    margin-top: 3rem;
}

/* Pricing Section */
.pricing-section {
    background-color: var(--dark);
    padding: 4rem 1rem;
}

.pricing-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    flex: 1;
    min-width: 280px;
    background-color: var(--darker);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.pricing-header {
    padding: 2rem;
    text-align: center;
    background-color: rgba(52, 152, 219, 0.1);
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.pricing-features {
    padding: 2rem;
    list-style: none;
}

.pricing-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(236, 240, 241, 0.1);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-card .primary-btn,
.pricing-card .secondary-btn {
    display: block;
    margin: 1.5rem 2rem 2rem;
    text-align: center;
}

/* Testimonials Section */
.testimonials-section {
    background-color: var(--darker);
    padding: 4rem 1rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background-color: var(--dark);
    padding: 2rem;
    border-radius: 10px;
    position: relative;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.quote-icon {
    margin-bottom: 1rem;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    text-align: right;
    font-weight: bold;
    color: var(--primary);
}

/* Footer */
footer {
    background-color: var(--darker);
    padding: 3rem 1rem 1rem;
}

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

.footer-top {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 3rem;
    gap: 2rem;
}

.footer-logo {
    flex: 1;
    min-width: 200px;
}

.footer-links {
    flex: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-column {
    flex: 1;
    min-width: 150px;
}

.footer-column h4 {
    color: var(--light);
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary);
}

.footer-column ul li {
    margin-bottom: 0.7rem;
}

.footer-column ul li a {
    color: var(--gray);
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: var(--primary);
}

.footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(236, 240, 241, 0.1);
    text-align: center;
    color: var(--gray);
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Media Queries for Responsive Design */
@media (max-width: 768px) {
    /* Navigation for mobile */
    .menu-toggle {
        display: block;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: var(--darker);
        padding: 1rem 0;
        gap: 0;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        display: none;
        z-index: 100;
    }
    
    .nav-links.show {
        display: flex;
    }
    
    .nav-links li {
        width: 100%;
        text-align: center;
    }
    
    .nav-links li a {
        display: block;
        padding: 1rem;
    }
    
    /* Hero section */
    .hero-section {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-visual {
        order: 0;
        margin-bottom: 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.7rem;
    }
    
    /* Footer */
    .footer-top {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-column h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .pricing-grid {
        flex-direction: column;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
}