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

:root {
    --primary-color: #6B46C1;
    --secondary-color: #EC4899;
    --accent-color: #F59E0B;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --background-light: #F9FAFB;
    --background-white: #FFFFFF;
    --border-color: #E5E7EB;
    --success-color: #10B981;
    --error-color: #EF4444;
    --warning-color: #F59E0B;
    
    /* Spacing System (8px base) */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

h1 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 2rem;
    color: var(--text-primary);
}

h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

p {
    line-height: 1.5;
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

/* Header */
.header {
    background: var(--background-white);
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand h1 {
    font-size: 1.75rem;
    margin: 0;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    padding: var(--space-3xl) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
    min-height: 80vh;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--space-xl);
    color: var(--text-secondary);
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* About Section */
.about {
    background-color: var(--background-light);
    padding: var(--space-3xl) 0;
}

.about h2 {
    text-align: center;
    margin-bottom: var(--space-3xl);
    font-size: 2.5rem;
}

.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.content-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.content-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Features Section */
.features {
    padding: var(--space-3xl) 0;
}

.features h2 {
    text-align: center;
    margin-bottom: var(--space-3xl);
    font-size: 2.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    background: var(--background-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    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(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.feature-card img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: var(--space-lg);
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--space-md);
}

/* Testimonials Section */
.testimonials {
    background-color: var(--background-light);
    padding: var(--space-3xl) 0;
}

.testimonials h2 {
    text-align: center;
    margin-bottom: var(--space-3xl);
    font-size: 2.5rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.testimonial {
    background: var(--background-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border-left: 4px solid var(--secondary-color);
}

.testimonial p {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.testimonial cite {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-style: normal;
}

.testimonial cite img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial cite span {
    font-weight: 600;
    color: var(--text-primary);
}

.testimonial cite small {
    color: var(--text-secondary);
    font-weight: 400;
}

/* Contact Section */
.contact {
    padding: var(--space-3xl) 0;
    text-align: center;
}

.contact h2 {
    margin-bottom: var(--space-md);
    font-size: 2.5rem;
}

.contact > p {
    font-size: 1.25rem;
    margin-bottom: var(--space-3xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-form {
    max-width: 500px;
    margin: 0 auto;
    text-align: left;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(107, 70, 193, 0.1);
}

.submit-button {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: var(--space-md) var(--space-xl);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: var(--space-md);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.form-disclaimer {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
}

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

.form-disclaimer a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: var(--text-primary);
    color: white;
    padding: var(--space-3xl) 0 var(--space-xl) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-xl);
}

.footer-brand h3 {
    color: white;
    margin-bottom: var(--space-md);
}

.footer-brand p {
    color: #D1D5DB;
}

.footer-links h4 {
    color: white;
    margin-bottom: var(--space-md);
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: var(--space-sm);
}

.footer-links ul li a {
    color: #D1D5DB;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid #374151;
    color: #9CA3AF;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        flex-direction: column;
        gap: var(--space-md);
        padding: var(--space-lg);
    }
    
    .nav-links {
        gap: var(--space-lg);
    }
    
    .hero {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        text-align: center;
        padding: var(--space-xl) var(--space-lg);
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        text-align: center;
    }
    
    h2 {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.875rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .container {
        padding: 0 var(--space-md);
    }
    
    .hero, .about, .features, .testimonials, .contact {
        padding: var(--space-xl) var(--space-md);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
a:focus, button:focus, input:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}