:root {
    --primary-blue: #0056b3;
    --accent-blue: #00a8ff;
    --dark-blue: #003d80;
    --text-color: #333;
    --light-bg: #f5f7fa;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header / Hero */
.hero {
    background-color: #04142c;
    background-image:
        radial-gradient(600px circle at 15% 20%, rgba(0, 168, 255, 0.35), transparent 55%),
        radial-gradient(700px circle at 85% -10%, rgba(0, 86, 179, 0.45), transparent 60%),
        linear-gradient(130deg, #031126 0%, #05305f 60%, #02346a 100%);
    background-size: cover;
    background-position: center;
    min-height: 92vh;
    padding: 120px 0 100px;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 640px;
    height: 640px;
    top: -280px;
    right: -180px;
    background: radial-gradient(circle at 30% 30%, rgba(0, 168, 255, 0.45), rgba(0, 168, 255, 0) 60%);
    opacity: 0.8;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: 0.22;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 780px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: clamp(2.6rem, 6vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2.4vw, 1.5rem);
    margin-bottom: 36px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.85);
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    letter-spacing: 0.02em;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: var(--white);
    border: 2px solid var(--accent-blue);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 168, 255, 0.3);
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: var(--dark-blue);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--accent-blue);
    margin: 20px auto 0;
    border-radius: 2px;
}

.bg-light {
    background-color: var(--light-bg);
}

/* About */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.service-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--primary-blue);
}

/* Contact */
.contact-info {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin-bottom: 50px;
    text-align: center;
}

.contact-item h3 {
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.contact-item a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
}

.contact-item a:hover {
    color: var(--accent-blue);
}

.map-actions {
    text-align: center;
    margin-bottom: 24px;
}

.map-container {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Footer */
footer {
    background-color: var(--dark-blue);
    color: var(--white);
    text-align: center;
    padding: 30px 0;
}

.lang-switch {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 20;
    display: flex;
    gap: 8px;
}

.lang-switch a {
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--white);
    background: rgba(4, 20, 44, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    transition: var(--transition);
}

.lang-switch a:hover {
    transform: translateY(-1px);
}

.lang-switch a.active {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: var(--white);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .lang-switch {
        top: 16px;
        right: 16px;
    }
    .about-content {
        grid-template-columns: 1fr;
    }
    .contact-info {
        flex-direction: column;
        gap: 30px;
    }
}