:root {
    --azul: #0B3C5D;
    --verde: #1FA97A;
    --gris: #F4F6F8;
    --texto: #2E2E2E;
}

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

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

h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    color: var(--azul);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

.header {
    background: white;
    border-bottom: 1px solid #ddd;
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
}

.nav a {
    margin-left: 20px;
    text-decoration: none;
    color: var(--azul);
    font-weight: 500;
}

.hero {
    background: var(--gris);
    padding: 80px 0;
    text-align: center;
}

.hero p {
    margin: 20px 0;
}

.btn-primary {
    background: var(--verde);
    color: white;
    padding: 14px 28px;
    text-decoration: none;
    border-radius: 6px;
    display: inline-block;
    font-weight: 600;
}

.services {
    padding: 70px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.btn-secondary {
    display: inline-block;
    margin-top: 15px;
    color: var(--verde);
    font-weight: 600;
    text-decoration: none;
}

.why {
    background: var(--gris);
    padding: 60px 0;
}

.why ul {
    margin-top: 30px;
}

.why li {
    margin-bottom: 10px;
}

.cta {
    background: var(--azul);
    color: white;
    text-align: center;
    padding: 60px 0;
}

.cta h2 {
    color: white;
    margin-bottom: 20px;
}

.contact {
    padding: 60px 0;
    text-align: center;
}

.whatsapp {
    display: inline-block;
    margin-top: 20px;
    background: var(--verde);
    color: white;
    padding: 14px 26px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
}

.footer {
    background: #111;
    color: #aaa;
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}