/* REGON - CSS STYLESHEET */

:root {
    --white: #ffffff;
    --black: #000000;
    --gray-light: #f4f4f4;
    --gray-mid: #888888;
    --accent: #1a1a1a;
    --border: #e0e0e0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--white);
    color: var(--black);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Typography */
h1 {
    font-size: clamp(4rem, 15vw, 10rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    line-height: 0.9;
    margin-bottom: 20px;
    text-transform: uppercase;
}

h2.section-label {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 60px;
    color: var(--gray-mid);
    display: block;
    border-bottom: 1px solid var(--black);
    padding-bottom: 10px;
}

h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: -0.02em;
}

.lead-text {
    font-size: 1.75rem;
    font-weight: 300;
    line-height: 1.4;
    color: var(--black);
}

/* Navbar */
.navbar {
    padding: 40px 0;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.logo {
    font-weight: 900;
    font-size: 1.5rem;
    text-decoration: none;
    color: var(--black);
    letter-spacing: -0.02em;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--black);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 0.5;
}

/* Hero */
.hero {
    padding: 100px 0 150px 0;
}

.subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-mid);
}

/* Sections */
.section {
    padding: 100px 0;
}

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

.border-top {
    border-top: 1px solid var(--border);
}

/* Grid System */
.grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
}

.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1px;
    background-color: var(--border); /* Creates grid lines */
    border: 1px solid var(--border);
}

.service-card {
    background-color: var(--white);
    padding: 40px;
    transition: background 0.3s;
}

.service-card:hover {
    background-color: #fafafa;
}

.service-card p {
    font-size: 0.95rem;
    color: #555;
}

/* Sector List */
.sector-list {
    list-style: none;
    margin-top: 40px;
}

.sector-list li {
    font-size: 1.25rem;
    padding: 15px 0;
    border-bottom: 1px solid var(--border);
    font-weight: 400;
}

.sector-list li::before {
    content: "— ";
    color: var(--gray-mid);
}

/* Contact */
.contact-details {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-mid);
    margin-bottom: 10px;
}

.large-link {
    font-size: clamp(2rem, 5vw, 4rem);
    color: var(--black);
    text-decoration: none;
    font-weight: 700;
    letter-spacing: -0.03em;
    transition: opacity 0.3s;
}

.large-link:hover {
    opacity: 0.6;
}

.location-text {
    font-size: 1.5rem;
    font-weight: 400;
}

/* Footer */
footer {
    padding: 60px 0;
    font-size: 0.75rem;
    color: var(--gray-mid);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Responsive */
@media (max-width: 768px) {
    .col-8, .col-6 {
        grid-column: span 12;
    }
    
    .nav-links {
        display: none; /* Keep it minimal for mobile without JS */
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .lead-text {
        font-size: 1.4rem;
    }
}