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

:root {
    --primary-color: #2563EB;
    --secondary-color: #0891B2;
    --accent-color: #EA580C;
    --success-color: #059669;
    --warning-color: #D97706;
    --error-color: #DC2626;
    --neutral-50: #F9FAFB;
    --neutral-100: #F3F4F6;
    --neutral-200: #E5E7EB;
    --neutral-300: #D1D5DB;
    --neutral-400: #9CA3AF;
    --neutral-500: #6B7280;
    --neutral-600: #4B5563;
    --neutral-700: #374151;
    --neutral-800: #1F2937;
    --neutral-900: #111827;
    --white: #FFFFFF;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --spacing-unit: 8px;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--neutral-700);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 3);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 600;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
}

h2 {
    font-size: 2rem;
    color: var(--neutral-800);
}

h3 {
    font-size: 1.5rem;
    color: var(--neutral-700);
}

p {
    margin-bottom: calc(var(--spacing-unit) * 2);
    line-height: 1.5;
}

/* Header */
header {
    background: var(--white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--spacing-unit) * 2) 0;
}

.logo h1 {
    margin: 0;
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 4);
}

.nav-links a {
    text-decoration: none;
    color: var(--neutral-700);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.cta-button {
    background: var(--primary-color);
    color: var(--white) !important;
    padding: calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);
    border-radius: calc(var(--spacing-unit) * 1);
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
    margin-top: calc(var(--spacing-unit) * 10);
}

.hero-content {
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--neutral-50) 0%, var(--neutral-100) 100%);
}

.hero-text {
    max-width: 500px;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: calc(var(--spacing-unit) * 3);
    color: var(--neutral-800);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--neutral-600);
    margin-bottom: calc(var(--spacing-unit) * 4);
}

.hero-cta {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);
    border-radius: calc(var(--spacing-unit) * 1);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    transition: all 0.3s ease;
}

.hero-cta:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.hero-image {
    position: relative;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.hero-image:hover img {
    transform: scale(1.05);
}

/* Services Section */
.services {
    padding: calc(var(--spacing-unit) * 12) 0;
    background: var(--white);
}

.services h2 {
    text-align: center;
    margin-bottom: calc(var(--spacing-unit) * 8);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-bottom: calc(var(--spacing-unit) * 12);
}

.service-card {
    background: var(--white);
    border-radius: calc(var(--spacing-unit) * 2);
    padding: calc(var(--spacing-unit) * 4);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.service-card img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

/* Process Section */
.process-section {
    background: var(--neutral-50);
    padding: calc(var(--spacing-unit) * 8);
    border-radius: calc(var(--spacing-unit) * 2);
    margin-top: calc(var(--spacing-unit) * 8);
}

.process-section h3 {
    text-align: center;
    margin-bottom: calc(var(--spacing-unit) * 6);
    font-size: 1.75rem;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
}

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

.step-number {
    display: inline-block;
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    line-height: 60px;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.step h4 {
    color: var(--primary-color);
    margin-bottom: calc(var(--spacing-unit) * 1);
}

/* Testimonials Section */
.testimonials {
    padding: calc(var(--spacing-unit) * 12) 0;
    background: var(--neutral-50);
}

.testimonials h2 {
    text-align: center;
    margin-bottom: calc(var(--spacing-unit) * 8);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
}

.testimonial {
    background: var(--white);
    padding: calc(var(--spacing-unit) * 4);
    border-radius: calc(var(--spacing-unit) * 2);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--primary-color);
    position: relative;
}

.testimonial p {
    font-style: italic;
    margin-bottom: calc(var(--spacing-unit) * 3);
    font-size: 1.125rem;
}

.testimonial cite {
    display: block;
    text-align: right;
    font-style: normal;
}

.testimonial cite strong {
    display: block;
    color: var(--primary-color);
    font-weight: 600;
}

.testimonial cite span {
    color: var(--neutral-500);
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    padding: calc(var(--spacing-unit) * 12) 0;
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--spacing-unit) * 8);
    align-items: start;
}

.contact-info h2 {
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.contact-details {
    margin-top: calc(var(--spacing-unit) * 4);
}

.contact-item {
    margin-bottom: calc(var(--spacing-unit) * 2);
    padding: calc(var(--spacing-unit) * 2);
    background: var(--neutral-50);
    border-radius: calc(var(--spacing-unit) * 1);
}

.contact-item strong {
    color: var(--primary-color);
}

/* Contact Form */
.contact-form {
    background: var(--neutral-50);
    padding: calc(var(--spacing-unit) * 4);
    border-radius: calc(var(--spacing-unit) * 2);
}

.form-group {
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.form-group label {
    display: block;
    margin-bottom: calc(var(--spacing-unit) * 1);
    font-weight: 500;
    color: var(--neutral-700);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: calc(var(--spacing-unit) * 1.5);
    border: 2px solid var(--neutral-200);
    border-radius: calc(var(--spacing-unit) * 1);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: calc(var(--spacing-unit) * 1);
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
}

.checkbox-group label {
    margin-bottom: 0;
    font-size: 0.9rem;
}

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

.checkbox-group a:hover {
    text-decoration: underline;
}

.submit-button {
    width: 100%;
    background: var(--primary-color);
    color: var(--white);
    padding: calc(var(--spacing-unit) * 2);
    border: none;
    border-radius: calc(var(--spacing-unit) * 1);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-button:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: var(--neutral-800);
    color: var(--neutral-200);
    padding: calc(var(--spacing-unit) * 8) 0 calc(var(--spacing-unit) * 4) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: calc(var(--spacing-unit) * 8);
    margin-bottom: calc(var(--spacing-unit) * 4);
}

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.legal-links {
    list-style: none;
}

.legal-links li {
    margin-bottom: calc(var(--spacing-unit) * 1);
}

.legal-links a {
    color: var(--neutral-300);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--neutral-600);
    padding-top: calc(var(--spacing-unit) * 3);
    text-align: center;
    color: var(--neutral-400);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    margin: calc(var(--spacing-unit) * 3);
    padding: 0;
    border-radius: calc(var(--spacing-unit) * 2);
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--spacing-unit) * 3);
    border-bottom: 1px solid var(--neutral-200);
}

.modal-header h2 {
    margin: 0;
    color: var(--primary-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--neutral-500);
    padding: calc(var(--spacing-unit) * 1);
    border-radius: 4px;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--neutral-700);
    background: var(--neutral-100);
}

.modal-body {
    padding: calc(var(--spacing-unit) * 3);
}

.modal-body h3 {
    color: var(--primary-color);
    margin-top: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.modal-body h3:first-child {
    margin-top: 0;
}

.modal-body ul {
    margin: calc(var(--spacing-unit) * 2) 0;
    padding-left: calc(var(--spacing-unit) * 3);
}

.modal-body li {
    margin-bottom: calc(var(--spacing-unit) * 1);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        margin-top: calc(var(--spacing-unit) * 8);
    }
    
    .hero-content {
        order: 2;
        padding: calc(var(--spacing-unit) * 6) 0;
    }
    
    .hero-image {
        order: 1;
        height: 400px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 6);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 4);
        text-align: center;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 calc(var(--spacing-unit) * 2);
    }
    
    .nav-content {
        flex-direction: column;
        gap: calc(var(--spacing-unit) * 2);
        text-align: center;
    }
    
    .nav-links {
        gap: calc(var(--spacing-unit) * 2);
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        margin: calc(var(--spacing-unit) * 2);
        max-height: 90vh;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero h2 {
        font-size: 1.75rem;
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-button {
        width: 100%;
        text-align: center;
    }
}

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

/* Focus States */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High Contrast Support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #1D4ED8;
        --secondary-color: #075985;
        --neutral-600: #000000;
        --neutral-700: #000000;
    }
}