:root {
    --navy: #0b2545;
    --beige: #f6f4ef;
    --accent: #e76f51;
    --dark: #1f2937;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", Arial, sans-serif;
}

body {
    color: var(--dark);
    background: white;
    line-height: 1.8;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 80px 20px;
}

h1, h2, h3 {
    color: var(--navy);
}

h1 {
    font-size: 42px;
}

h2 {
    font-size: 32px;
    margin-bottom: 20px;
}

h3 {
    font-size: 22px;
    margin: 25px 0 10px;
}

/* HEADER */
.header {
    background: white;
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    width: 120px;
}

.nav a {
    margin: 0 12px;
    color: var(--dark);
    font-weight: 500;
}

.header-phone a {
    font-weight: bold;
    color: var(--navy);
}

/* HERO */
.hero {
    background: var(--beige);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

.hero-img {
    width: 100%;
    border-radius: 18px;
}

/* BUTTONS */
.btn-primary {
    display: inline-block;
    margin-top: 30px;
    padding: 18px 34px;
    background: var(--navy);
    color: white;
    font-weight: 600;
    border-radius: 12px;
}

.btn-secondary {
    display: inline-block;
    margin-top: 25px;
    padding: 18px 34px;
    background: var(--accent);
    color: white;
    font-weight: 600;
    border-radius: 12px;
}

/* SERVICES */
.services {
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--beige);
    padding: 35px;
    border-radius: 20px;
}

/* EXPERTISE */
.expertise {
    background: #f8fafc;
}

/* ZONES */
.zones {
    background: white;
}

.zones-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    list-style: none;
    margin: 30px 0;
}

.zones-list li {
    padding: 8px 0;
}

/* CTA */
.cta {
    background: var(--navy);
    color: white;
    text-align: center;
}

.cta h2,
.cta h3 {
    color: white;
}

/* FOOTER */
.footer {
    background: #020617;
    color: #cbd5f5;
    text-align: center;
    font-size: 14px;
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .header-flex {
        flex-direction: column;
        gap: 15px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 34px;
    }
}