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

/* Root Variables */
:root {
    --primary-navy: #1a365d;
    --primary-blue: #2b77ad;
    --accent-teal: #3182ce;
    --accent-gold: #d4af37;
    --text-dark: #2d3748;
    --text-gray: #4a5568;
    --text-light: #718096;
    --background-light: #f7fafc;
    --background-white: #ffffff;
    --border-light: #e2e8f0;
    
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --shadow-sm: 0 1px 2px 0 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);
    
    --border-radius: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5em;
}

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

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

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

h4 {
    font-size: 1.25rem;
    color: var(--primary-navy);
}

p {
    margin-bottom: 1em;
    color: var(--text-gray);
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-teal);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-navy);
    color: white;
    border-color: var(--primary-navy);
}

.btn-primary:hover {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-navy);
    border-color: var(--primary-navy);
}

.btn-secondary:hover {
    background-color: var(--primary-navy);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h1 {
    font-size: 1.5rem;
    color: var(--primary-navy);
    margin: 0;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-blue);
}

.language-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1rem;
    padding-left: 1rem;
    border-left: 1px solid var(--border-light);
}

.language-switch a {
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: var(--transition);
}

.lang-active {
    background-color: var(--primary-navy);
    color: white !important;
}

.language-switch span {
    color: var(--text-light);
}

/* Hero Section */
.hero {
    padding: 8rem 0 6rem;
    background: linear-gradient(135deg, var(--background-light) 0%, var(--background-white) 100%);
    position: relative;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--primary-navy);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Section Styles */
section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-top: 0.5rem;
}

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

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.7;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

/* Services Section */
.services {
    background-color: var(--background-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--background-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-navy);
}

.service-card ul {
    margin-top: 1.5rem;
    padding-left: 1.25rem;
}

.service-card li {
    margin-bottom: 0.5rem;
    color: var(--text-gray);
}

.service-link {
    color: var(--accent-teal);
    font-weight: 500;
}

.service-link:hover {
    color: var(--primary-blue);
}

/* Clients Section */
.clients {
    background-color: var(--background-white);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.client-item {
    padding: 2rem;
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.client-item:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-sm);
}

.client-item h4 {
    color: var(--primary-navy);
    margin-bottom: 0.75rem;
}

.client-item p {
    color: var(--text-gray);
    margin: 0;
}

/* Team Section */
.team {
    background-color: var(--background-light);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.team-member {
    background-color: var(--background-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.member-image {
    width: 150px;
    height: 150px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--primary-navy);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.member-info h3 {
    margin-bottom: 0.5rem;
}

.member-title {
    color: var(--primary-blue);
    font-weight: 500;
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.member-description {
    text-align: left;
    margin-bottom: 1.5rem;
}

.member-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.member-expertise span {
    background-color: var(--background-light);
    color: var(--primary-navy);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Contact Section */
.contact {
    background-color: var(--background-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-navy);
}

.contact-item p {
    margin: 0;
}

.contact-cta {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-start;
}

.contact-cta p {
    font-size: 1.125rem;
}

/* Footer */
.footer {
    background-color: var(--primary-navy);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo h3 {
    color: white;
    margin-bottom: 0.25rem;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-container {
        padding: 0 1rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .hero {
        padding: 6rem 0 4rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    section {
        padding: 4rem 0;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .service-card,
    .team-member {
        padding: 1.5rem;
    }
    
    .contact-cta {
        align-items: stretch;
    }
}