:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-300: #5eead4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --teal-800: #115e59;
    --teal-900: #134e4a;
    
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Lato', 'Helvetica Neue', Arial, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.6;
    color: var(--slate-700);
    background-color: #ffffff;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--slate-200);
    backdrop-filter: blur(10px);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--teal-700);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav a {
    font-size: 0.9375rem;
    color: var(--slate-600);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.2s ease;
}

.nav a:hover {
    color: var(--teal-600);
}

/* Mobile menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--slate-600);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 400;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background-color: var(--teal-600);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--teal-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--teal-600);
    border: 1px solid var(--teal-600);
}

.btn-secondary:hover {
    background-color: var(--teal-50);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('https://images.pexels.com/photos/8657301/pexels-photo-8657301.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080');
    background-size: cover;
    background-position: center;
    background-color: var(--teal-800);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.92) 0%, rgba(17, 94, 89, 0.88) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-xl) var(--spacing-md);
}

.hero-headline {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 600;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-sub {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-actions .btn-secondary {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.6);
}

.hero-actions .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
}

/* Section styles */
.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: var(--slate-800);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--slate-500);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
}

/* Services */
.services {
    padding: var(--spacing-xl) 0;
    background-color: var(--slate-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background-color: #ffffff;
    padding: var(--spacing-lg) var(--spacing-md);
    border-radius: 12px;
    border: 1px solid var(--slate-200);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--teal-200);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--teal-50);
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    color: var(--teal-600);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--slate-800);
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    color: var(--slate-500);
    font-size: 0.9375rem;
    line-height: 1.7;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-image img {
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-content h2 {
    margin-bottom: var(--spacing-md);
}

.about-content p {
    color: var(--slate-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--slate-200);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--teal-600);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* CTA */
.cta {
    padding: var(--spacing-xl) 0;
    background-color: var(--teal-700);
    text-align: center;
}

.cta h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: #ffffff;
    margin-bottom: var(--spacing-sm);
}

.cta p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
}

.cta-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.cta .btn-secondary {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.5);
}

.cta .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
}

/* Contact */
.contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--slate-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--teal-50);
    border-radius: 10px;
    color: var(--teal-600);
    flex-shrink: 0;
}

.contact-item h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--slate-800);
    margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
    color: var(--slate-500);
    font-size: 0.9375rem;
    text-decoration: none;
    line-height: 1.6;
}

.contact-item a:hover {
    color: var(--teal-600);
}

/* Contact form */
.contact-form-wrapper {
    background-color: #ffffff;
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 1px solid var(--slate-200);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--slate-600);
}

.form-group input,
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 1px solid var(--slate-200);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--slate-700);
    background-color: var(--slate-50);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--teal-400);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
    background-color: #ffffff;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    padding: var(--spacing-md);
    background-color: var(--teal-50);
    border: 1px solid var(--teal-200);
    border-radius: 8px;
    color: var(--teal-700);
    text-align: center;
    margin-top: var(--spacing-sm);
}

.form-success.show {
    display: block;
}

/* Footer */
.footer {
    background-color: var(--slate-800);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

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

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: var(--spacing-xs);
}

.footer-brand p {
    color: var(--slate-400);
    font-size: 0.9375rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: var(--slate-400);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--teal-400);
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--slate-700);
    text-align: center;
}

.footer-bottom p {
    color: var(--slate-500);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background-color: #ffffff;
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        border-bottom: 1px solid var(--slate-200);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .about-image {
        order: -1;
    }

    .about-stats {
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }
}

@media (prefers-reduced-motion: no-preference) {
    .service-card {
        transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    }
}