:root {
    --primary-color: #3b82f6; /* Blue accent */
    --secondary-color: #10b981; /* Green accent */
    --bg-color: #0f172a; /* Dark blue/slate background */
    --card-bg: #1e293b;
    --text-color: #f8fafc;
    --text-muted: #94a3b8;
    --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 5%;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-links a {
    font-weight: 500;
    color: var(--text-muted);
}

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

.lang-switcher {
    display: flex;
    gap: 0.5rem;
    margin-left: 2rem;
}

.lang-btn {
    background: transparent;
    border: 1px solid var(--text-muted);
    color: var(--text-muted);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.lang-btn:hover,
.lang-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.hamburger {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
}

/* Hero Section */
.hero {
    min-height: 60vh;
    display: flex;
    align-items: center;
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 120px;
}

.hero-content {
    flex: 1;
}

.hero-subtitle {
    color: var(--primary-color);
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text {
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    font-size: 1.1rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
}

/* About Section */
.about {
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 3rem;
}

.section-tag {
    color: var(--primary-color);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 0.5rem;
}

.section-header h2 {
    font-size: 2.5rem;
    max-width: 800px;
}

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

.about-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    transition: transform 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
}

.about-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.about-card .subtitle {
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-style: italic;
}

.principles-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.principle-tag {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.9rem;
}

/* Services */
.services {
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.service-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Portfolio */
.portfolio {
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

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

.portfolio-item {
    background-color: var(--card-bg);
    height: 300px;
    border-radius: 1rem;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: flex-end;
}

/* Placeholder gradient for portfolio images */
.portfolio-item {
    background: linear-gradient(45deg, #1e293b, #0f172a);
}

.portfolio-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    transition: transform 0.3s ease;
}

.portfolio-item:hover .portfolio-img {
    transform: scale(1.05);
}

.portfolio-content {
    padding: 2rem;
    width: 100%;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.6));
    transform: translateY(20px);
    transition: transform 0.3s ease;
    z-index: 2;
    position: relative;
}

.portfolio-item:hover .portfolio-content {
    transform: translateY(0);
}

.portfolio-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.portfolio-content p {
    color: var(--text-muted);
}

/* Contact */
.contact {
    padding: 5rem 5%;
    text-align: center;
}

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

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.contact-info-card {
    background-color: #0ea5e9; /* Light blue from screenshot */
    padding: 3rem;
    border-radius: 1.5rem;
    color: white;
    text-align: left;
}

.contact-info-card h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.contact-subtitle {
    margin-bottom: 3rem;
    opacity: 0.9;
    font-size: 1.1rem;
    line-height: 1.6;
}

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

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.icon-box {
    width: 3rem;
    height: 3rem;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.2rem;
}

.detail-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    opacity: 0.9;
}

.detail-content p {
    font-weight: 600;
    font-size: 1.1rem;
}

.map-container {
    border-radius: 1.5rem;
    overflow: hidden;
    height: 100%;
    min-height: 500px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.cta-button {
    background: var(--accent-gradient);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    border-radius: 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
}

/* Footer */
footer {
    padding: 2rem 5%;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    color: var(--text-muted);
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 900px) {
    .hero {
        flex-direction: column-reverse;
        text-align: center;
        padding-top: 120px;
        gap: 3rem;
    }

    .hero-content {
        width: 100%;
    }

    .hero-text {
        margin: 0 auto 2.5rem;
    }

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

    .hero-image {
        width: 100%;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .map-container {
        min-height: 400px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .lang-switcher {
        margin-left: auto;
        margin-right: 1rem;
    }
    
    .hamburger {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .about, .services, .portfolio, .contact {
        padding: 3rem 5%;
    }
    
    .contact-info-card {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .about-grid, .services-grid, .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-detail-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .icon-box {
        margin: 0 auto;
    }
}