/* Variables de color y fuentes */
:root {
    --primary: #25f459;
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
    --bg-light: #f5f8f6;
    --text-dark: #102214;
    --text-slate: #64748b;
    --white: #ffffff;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.5;
}

/* Header y Navegación */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(245, 248, 246, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(37, 244, 89, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
}

.logo {
    font-weight: 900;
    font-style: italic;
    color: var(--primary);
    font-size: 1.25rem;
}

.nav-links {
    display: none;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
        gap: 2rem;
    }
    .nav-links a {
        text-decoration: none;
        color: var(--text-dark);
        font-weight: 600;
        font-size: 0.875rem;
        transition: color 0.3s;
    }
    .nav-links a:hover { color: var(--primary); }
}

/* Botones Generales */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: transform 0.2s, background 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover { transform: scale(1.05); }

.btn-whatsapp { background: var(--whatsapp); color: white; }
.btn-sms { background: var(--primary); color: var(--text-dark); }
.btn-outline { background: #e2e8f0; color: var(--text-dark); }

/* Hero Section */
.hero {
    padding: 4rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
}

.hero p {
    color: var(--text-slate);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btns {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
}

@media (min-width: 768px) {
    .hero { text-align: left; display: flex; align-items: center; gap: 3rem; }
    .hero-btns { flex-direction: row; justify-content: flex-start; }
    .hero h1 { font-size: 4rem; }
}

/* Mapa */
.map-container {
    max-width: 1200px;
    margin: 3rem auto;
    height: 450px;
    border-radius: 2rem;
    overflow: hidden;
    border: 4px solid white;
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
}

/* Modal Pop-up */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: 1.5rem;
    max-width: 400px;
    width: 100%;
    text-align: center;
}

.modal-overlay.active { display: flex; }

/* Efecto Glow para WhatsApp */
.btn-whatsapp {
    background: var(--whatsapp);
    color: white;
    box-shadow: 0 4px 14px 0 var(--whatsapp-glow);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px 5px var(--whatsapp-glow);
    background: #128C7E;
}

/* Efecto Elevación para SMS */
.btn-sms {
    background: var(--primary);
    color: var(--text-dark);
    box-shadow: var(--shadow-soft);
}

.btn-sms:hover {
    transform: translateY(-3px) scale(1.02);
    background: var(--primary-hover);
    box-shadow: var(--shadow-hover);
}

/* --- Tarjetas de Servicio con Efecto 3D --- */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.service-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 1.5rem;
    border: 1px solid rgba(0,0,0,0.05);
    transition: all 0.4s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
}

.service-card img, .card-img {
    width: 100%;
    aspect-ratio: 1/1;
    border-radius: 1rem;
    margin-bottom: 1rem;
    transition: transform 0.5s ease;
}

.service-card:hover .card-img {
    transform: scale(1.05);
}