/* RESET BÁSICO */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

/* VARIABLES */
:root {
    --primary: #0a2a43;
    --secondary: #1f6fb2;
    --light: #f5f7fa;
    --dark: #1a1a1a;
}

/* GLOBAL */
body {
    background: #ffffff;
    color: var(--dark);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

/* HEADER */
.header {
    background: #ffffff;
    border-bottom: 1px solid #e5e5e5;
    padding: 20px 0;
}

.logo {
    font-weight: 700;
    color: var(--primary);
}

.logo span {
    color: var(--secondary);
}

/* HERO */
.hero {
    background: linear-gradient(
        rgba(10, 42, 67, 0.85),
        rgba(10, 42, 67, 0.85)
    );
    color: white;
    padding: 90px 0;
    text-align: center;
}

.hero h1 {
    font-size: 42px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    margin-bottom: 30px;
}

.btn {
    background: var(--secondary);
    color: white;
    padding: 14px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.btn:hover {
    background: #155a94;
}

/* SERVICES */
.services {
    padding: 80px 0;
    background: var(--light);
}

.services h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary);
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 6px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

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

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

/* CONTACT */
.contact {
    padding: 80px 0;
    text-align: center;
}

.contact h2 {
    margin-bottom: 20px;
    color: var(--primary);
}

/* FOOTER */
.footer {
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 20px 0;
    font-size: 14px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }
}