/* RESET + BASE */
html, body {
    height: 100%;
    margin: 0;
    font-family: 'Poppins', sans-serif;
}

body {
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%);
    color: #111;
}

/* MAIN ocupa toda la pantalla */
main {
    flex: 1;
}

/* HEADER */
header {
    text-align: center;
    padding: 60px 20px 30px;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

header p {
    color: #666;
    margin-bottom: 20px;
}

/* NAV */
nav a {
    margin: 0 10px;
    text-decoration: none;
    color: #333;
    font-weight: 500;
}

nav a:hover {
    color: #000;
}

/* CONTENEDOR */
.contact-container {
    max-width: 800px;
    margin: 40px auto;
    padding: 30px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

.contact-container h2 {
    text-align: center;
    margin-bottom: 30px;
}

/* GRID */
.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* TARJETAS */
.card {
    background: #f8f9fc;
    padding: 20px;
    border-radius: 12px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card span {
    font-size: 0.75rem;
    color: #888;
    letter-spacing: 1px;
}

.card p {
    margin-top: 10px;
    font-weight: 500;
}

/* LINKS */
.card a {
    text-decoration: none;
    color: #000;
}

.card a:hover {
    text-decoration: underline;
}

/* HOVER SUAVE */
.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}

/* FOOTER */
footer {
    text-align: center;
    padding: 20px;
    font-size: 0.8rem;
    color: #666;
}

/* RESPONSIVE */
@media (max-width: 600px) {

    header {
        padding: 30px 15px 20px;
    }

    header h1 {
        font-size: 2rem;
    }

    header p {
        font-size: 0.95rem;
    }

    nav a {
        display: block;
        margin: 10px 0;
    }

    .contact-container {
        margin: 20px 15px;
        padding: 20px;
    }

    .grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .card {
        padding: 16px;
    }
}