/* --- Variables y Estilos Globales --- */
:root {
    --color-naranja: #e57917;
    --color-gris: #848381;
    --color-gris-oscuro: #333;
    --color-blanco: #FFFFFF;
    --color-fondo-claro: #f8f8f8;
    --fuente-titulos: 'Poppins', sans-serif;
    --fuente-cuerpo: 'Roboto', sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--fuente-cuerpo);
    line-height: 1.7;
    background-color: var(--color-blanco);
    color: var(--color-gris);
    margin: 0;
    padding-top: 70px;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.grid-layout { display: grid; gap: 30px; }
.cols-5 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }

.section-title {
    font-family: var(--fuente-titulos);
    font-size: 2.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--color-gris-oscuro);
}

.btn-cta {
    display: inline-block;
    background-color: var(--color-naranja);
    color: var(--color-blanco);
    padding: 15px 35px;
    font-family: var(--fuente-titulos);
    font-weight: 600;
    text-decoration: none;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}
.btn-cta:hover { background-color: #d16a0f; transform: translateY(-3px); }

/* --- Header y Navegación --- */
.header {
    background-color: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}
.navbar { display: flex; justify-content: space-between; align-items: center; height: 70px; }
.logo { font-family: var(--fuente-titulos); font-size: 1.8rem; font-weight: 700; color: var(--color-naranja); }
.nav-links { list-style: none; display: flex; gap: 40px; }
.nav-links a { font-family: var(--fuente-titulos); font-weight:600; color: var(--color-gris-oscuro); text-decoration: none; }

/* --- Secciones --- */
section { padding: 80px 0; }

/* Hero */
.hero {
    position: relative;
    height: 90vh;
    display: flex;
    align-items: center;
    text-align: center;
    background: url('../material/fondo.jpg') no-repeat center center/cover;
    color: var(--color-blanco);
}
.hero-overlay { position: absolute; top:0; left:0; width:100%; height:100%; background-color: rgba(0,0,0,0.5); }
.hero-content { position: relative; z-index: 2; }
.hero h1 { font-family: var(--fuente-titulos); font-size: 4rem; margin-bottom: 20px; }
.hero p { font-size: 1.25rem; max-width: 700px; margin: 0 auto 30px auto; }

/* Servicios */
.services { background-color: var(--color-fondo-claro); }
.service-card {
    text-align: center;
    padding: 20px;
}
.service-card i { font-size: 3rem; color: var(--color-naranja); margin-bottom: 15px; }
.service-card h4 { font-family: var(--fuente-titulos); color: var(--color-gris-oscuro); font-size: 1.2rem; }

/* Galería */
.gallery-masonry {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    grid-auto-rows: 250px;
    gap: 15px;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.item-tall { grid-row: span 2; }
.item-wide { grid-column: span 2; }

/* Proceso */
.process { background-color: var(--color-fondo-claro); }
.process-timeline { display: flex; justify-content: space-between; text-align: center; gap: 30px; }
.step-icon {
    width: 60px; height: 60px; margin: 0 auto 20px auto;
    background-color: var(--color-naranja); color: var(--color-blanco);
    font-size: 2rem; font-family: var(--fuente-titulos);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.process-step h4 { font-family: var(--fuente-titulos); color: var(--color-gris-oscuro); font-size: 1.5rem; }

/* Contacto */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; align-items: center; }
.contact-info h3 { font-family: var(--fuente-titulos); font-size: 2rem; color: var(--color-gris-oscuro); }
.contact-info a { color: var(--color-naranja); text-decoration: none; }
.social-links { display: flex; gap: 20px; margin-top: 20px; }
.social-links a { font-size: 1.8rem; }
.contact-form input, .contact-form textarea {
    width: 100%; padding: 15px; margin-bottom: 15px; border: 1px solid #ddd; border-radius: 5px; font-family: var(--fuente-cuerpo);
}

/* Footer */
.footer { background-color: var(--color-gris-oscuro); color: #ccc; text-align: center; padding: 30px 0; }
.footer a { color: var(--color-blanco); }

/* WhatsApp Fancy Button */
.whatsapp-fancy{position:fixed;bottom:20px;left:20px;background:#25d366;color:#fff;padding:12px 20px;font-family:var(--fuente-cuerpo);font-weight:bold;border-radius:50px;box-shadow:0 8px 16px rgba(0,0,0,.3);display:flex;gap:10px;align-items:center;z-index:9999;transition:background .3s, transform .2s}
.whatsapp-fancy:hover{background:#1ebe5d;transform:scale(1.05)}
.whatsapp-fancy i{font-size:1.5rem}

/* Responsividad */
@media (max-width: 768px) {
    .process-timeline, .contact-wrapper { flex-direction: column; grid-template-columns: 1fr; }
    .hero h1 { font-size: 2.8rem; }
    .nav-links { display: none; }
    .gallery-masonry { grid-auto-rows: 200px; }
    .item-tall, .item-wide { grid-row: span 1; grid-column: span 1; }
}