/* --- VARIABLES DE COLOR (Estética Dark & Gold Premium) --- */
:root {
    --negro-absoluto: #0a0a0a;
    --negro-grafito: #121212;
    --negro-tarjeta: #1a1a1a;
    --dorado: #c5a059;
    --dorado-brillante: #f3e5ab;
    --blanco: #ffffff;
    --texto-mutado: #888888;
    --fuente: 'Helvetica Neue', Arial, sans-serif;
    --border-soft: rgba(197, 160, 89, 0.1);
}

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

body {
    font-family: var(--fuente);
    color: var(--blanco);
    background-color: var(--negro-absoluto);
    line-height: 1.6;
    letter-spacing: 0.5px;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

/* --- NAVBAR MINIMALISTA --- */
header {
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-soft);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo-link {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.logo-img {
    height: 45px;
    width: auto;
}

.logo-text {
    color: var(--blanco);
    font-weight: 300;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.logo-text strong {
    font-weight: 700;
    color: var(--dorado);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 35px;
}

nav a {
    text-decoration: none;
    color: var(--texto-mutado);
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: 1.5px;
    transition: color 0.4s ease;
}

nav a:hover {
    color: var(--dorado);
}

/* --- HERO SECTION MODERNO --- */
.hero {
    padding: 140px 0;
    text-align: center;
    border-bottom: 1px solid var(--border-soft);
    background: radial-gradient(circle at center, #1c1912 0%, var(--negro-absoluto) 70%);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 25px;
}

.hero h1 span {
    font-weight: 700;
    color: var(--dorado);
    display: block;
    font-size: 3.8rem;
}

.hero p {
    font-size: 1.1rem;
    color: var(--texto-mutado);
    max-width: 650px;
    margin: 0 auto 45px auto;
    font-weight: 300;
}

/* --- BOTONES MINIMALISTAS --- */
.btn {
    display: inline-block;
    border: 1px solid var(--dorado);
    color: var(--dorado);
    background: transparent;
    padding: 14px 40px;
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 2px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn:hover {
    color: var(--negro-absoluto);
    background-color: var(--dorado);
    box-shadow: 0 0 20px rgba(197, 160, 89, 0.3);
}

/* --- SECCIÓN CATÁLOGO PREMIUM --- */
.catalog {
    padding: 120px 0;
    background-color: var(--negro-grafito);
}

h2.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 60px;
}

h2.section-title span {
    color: var(--dorado);
    font-weight: 700;
}

.grid-catalog {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

/* Tarjetas Rediseñadas sin sombras clásicas */
.card {
    background-color: var(--negro-tarjeta);
    border: 1px solid rgba(255,255,255,0.03);
    transition: all 0.4s ease;
}

.card:hover {
    border-color: var(--dorado);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.card-img-box {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background-color: #111;
}

.card-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%) brightness(70%);
    transition: all 0.5s ease;
}

.card:hover .card-img-box img {
    filter: grayscale(0%) brightness(100%);
    transform: scale(1.03);
}

.card-info {
    padding: 30px;
}

.card-info h3 {
    font-size: 1.2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--blanco);
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

.card:hover .card-info h3 {
    color: var(--dorado);
}

.card-info p {
    color: var(--texto-mutado);
    font-size: 0.9rem;
    font-weight: 300;
    line-height: 1.7;
}

/* --- CONTACTO Y FORMULARIO INDUSTRIAL --- */
.contact {
    padding: 120px 0;
    background-color: var(--negro-absoluto);
}

.contact-box {
    display: flex;
    flex-wrap: wrap;
    gap: 80px;
    align-items: center;
}

.contact-details {
    flex: 1;
    min-width: 300px;
}

.contact-details h2 {
    font-size: 2.2rem;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 25px;
}

.contact-details h2 span {
    color: var(--dorado);
    font-weight: 700;
}

.contact-details p {
    color: var(--texto-mutado);
    margin-bottom: 40px;
    font-weight: 300;
}

.rfc-badge {
    display: inline-block;
    border: 1px solid var(--texto-mutado);
    color: var(--texto-mutado);
    padding: 6px 16px;
    font-family: monospace;
    font-size: 0.95rem;
    letter-spacing: 1px;
}

.contact-form-box {
    flex: 1;
    min-width: 300px;
    background-color: var(--negro-grafito);
    padding: 45px;
    border: 1px solid var(--border-soft);
}

.input-group {
    margin-bottom: 25px;
}

.input-group label {
    display: block;
    margin-bottom: 10px;
    color: var(--texto-mutado);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.input-group input, .input-group textarea {
    width: 100%;
    padding: 14px;
    background-color: var(--negro-absoluto);
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--blanco);
    font-size: 0.95rem;
    font-weight: 300;
    transition: border-color 0.3s ease;
}

.input-group input:focus, .input-group textarea:focus {
    outline: none;
    border-color: var(--dorado);
}

.btn-form {
    width: 100%;
    border: 1px solid var(--dorado);
    cursor: pointer;
}

/* --- FOOTER --- */
footer {
    background-color: var(--negro-absoluto);
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border-soft);
    font-size: 0.8rem;
    color: var(--texto-mutado);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- WHATSAPP DISCRETO --- */
.whatsapp-btn {
    position: fixed;
    width: 55px;
    height: 55px;
    bottom: 40px;
    right: 40px;
    background-color: #111;
    border: 1px solid var(--dorado);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 25px rgba(0,0,0,0.6);
    z-index: 100;
    transition: all 0.3s ease;
}

.whatsapp-btn:hover {
    background-color: #25d366;
    border-color: #25d366;
    transform: scale(1.08);
    box-shadow: 0 5px 25px rgba(37, 211, 102, 0.4);
}

.whatsapp-icon-svg {
    width: 26px;
    height: 26px;
    fill: var(--dorado);
    transition: fill 0.3s ease;
}

.whatsapp-btn:hover .whatsapp-icon-svg {
    fill: white;
}

/* --- RESPONSIVO --- */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 20px;
    }
    .hero h1 {
        font-size: 2.2rem;
    }
    .hero h1 span {
        font-size: 2.4rem;
    }
    .contact-box {
        flex-direction: column;
        gap: 50px;
    }
}


/* --- ESTILOS EXTRA PARA EL CARRUSEL DINÁMICO --- */
.slider-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.card-dynamic {
    background-color: var(--negro-tarjeta);
    border: 1px solid rgba(255,255,255,0.03);
    width: 100%;
    max-width: 550px; /* Tamaño elegante y centrado para la tarjeta */
    transition: opacity 0.4s ease, transform 0.4s ease, border-color 0.4s ease;
}

.card-dynamic:hover {
    border-color: var(--dorado);
    box-shadow: 0 10px 30px rgba(197, 160, 89, 0.1);
}