/* =========================================
   DESIGN SYSTEM (CSS Tokens based on "Stitchs" concept)
   ========================================= */
:root {
    /* Color Palette */
    --color-rust-red: #8B1F1F;
    --color-rust-red-hover: #731818;
    --color-carbon-gray: #2D2926;
    --color-platinum-gray: #7D7E81;
    --color-white: #FFFFFF;
    --color-bg-light: #F8F9FA;
    --color-border: #E8E9EA;
    --shadow-soft: 0 8px 30px rgba(45, 41, 38, 0.04);
    --shadow-hover: 0 15px 35px rgba(45, 41, 38, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.92);

    /* Typography */
    /* Usando Inter como tipografía principal, técnica y moderna */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;

    /* Spacing System */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 1rem;
    --space-4: 1.5rem;
    --space-5: 2rem;
    --space-6: 3rem;
    --space-8: 4rem;

    /* Radii */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;

    /* Z-index */
    --z-sticky: 100;
}

/* =========================================
   RESET & BASE STYLES
   ========================================= */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-primary);
    color: var(--color-carbon-gray);
    background-color: var(--color-bg-light);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--color-carbon-gray);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* =========================================
   COMPONENTS
   ========================================= */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 1.05rem;
    text-align: center;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    letter-spacing: 0.01em;
}

.btn-primary {
    background-color: var(--color-rust-red);
    color: var(--color-white);
    box-shadow: 0 4px 10px rgba(139, 31, 31, 0.15);
}

.btn-primary:hover {
    background-color: var(--color-rust-red-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(139, 31, 31, 0.25);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-carbon-gray);
    border: 2px solid var(--color-platinum-gray);
}

.btn-outline:hover {
    background-color: var(--color-bg-light);
    border-color: var(--color-carbon-gray);
    color: var(--color-carbon-gray);
    transform: translateY(-2px);
}

/* =========================================
   HEADER STICKY
   ========================================= */
.header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(232, 233, 234, 0.5);
    z-index: var(--z-sticky);
    padding: var(--space-3) 0;
    transition: padding var(--transition-fast), background-color var(--transition-fast);
}

.header:hover {
    background-color: var(--color-white);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
}

.logo img {
    height: 48px;
    width: auto;
    object-fit: contain;
}

.nav-list {
    display: flex;
    gap: var(--space-5);
}

.nav-link {
    font-weight: 500;
    color: var(--color-carbon-gray);
    position: relative;
    padding-bottom: var(--space-1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-rust-red);
    transition: width var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-rust-red);
}

.nav-link:hover::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-carbon-gray);
    border-radius: var(--radius-sm);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    position: relative;
    padding: var(--space-8) 0 var(--space-6) 0;
    text-align: center;
    background-color: var(--color-carbon-gray);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(45, 41, 38, 0.6);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero h1 {
    font-size: 3.5rem;
    max-width: 900px;
    margin: 0 auto var(--space-3) auto;
    color: var(--color-white);
    letter-spacing: -1px;
}

.hero p {
    color: var(--color-white);
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto var(--space-5) auto;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
}

.hero-actions .btn-outline {
    border-color: var(--color-white);
    color: var(--color-white);
}

.hero-actions .btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-carbon-gray);
}

.value-props {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    flex-wrap: wrap;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--space-6);
    max-width: 1000px;
    margin: 0 auto;
}

.value-prop-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-white);
    font-weight: 500;
}

.value-prop-item svg {
    color: var(--color-white);
}

/* =========================================
   SECTIONS GENERAL
   ========================================= */
.section {
    padding: var(--space-8) 0;
}

/* =========================================
   CATÁLOGO BUTTON
   ========================================= */
.section-header {
    text-align: center;
    margin-bottom: var(--space-6);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.25rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-3);
    position: relative;
    padding-bottom: var(--space-3);
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-rust-red);
    border-radius: 2px;
}

.section-header p {
    color: var(--color-platinum-gray);
    font-size: 1.15rem;
    line-height: 1.7;
}

/* =========================================
   SECCIÓN NOSOTROS & AUTORIDAD
   ========================================= */
.about-section {
    background-color: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    align-items: center;
}

.about-text h2 {
    font-size: 2.2rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}

.about-text p {
    color: var(--color-platinum-gray);
    font-size: 1.1rem;
    margin-bottom: var(--space-3);
}

.about-features {
    margin-top: var(--space-4);
}

.about-features li {
    font-size: 1.05rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.about-visual {
    width: 100%;
}

.about-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}


/* =========================================
   TRUST MARCAS (CARRUSEL ESTÁTICO)
   ========================================= */
.brands-section {
    padding: var(--space-5) 0;
    background-color: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.brands-subtitle {
    text-align: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-platinum-gray);
    letter-spacing: 2px;
    margin-bottom: var(--space-4);
}

.brands-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
    opacity: 0.6;
    filter: grayscale(100%);
    transition: opacity var(--transition-normal);
}

.brands-grid:hover {
    opacity: 0.8;
}

.brand-logo {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-carbon-gray);
    /* placeholder font sizing */
}

/* =========================================
   INTERNAL PAGES / GLOBAL BLOCKS
   ========================================= */
.page-hero {
    background-color: var(--color-carbon-gray);
    color: var(--color-white);
    padding: var(--space-6) 0;
    text-align: center;
}

.page-hero h1 {
    color: var(--color-white);
    font-size: 2.8rem;
    margin-bottom: var(--space-2);
}

.page-hero p {
    font-size: 1.15rem;
    color: var(--color-bg-light);
    max-width: 700px;
    margin: 0 auto;
}

.bg-light-alt {
    background-color: var(--color-bg-light);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    align-items: center;
}

.align-start {
    align-items: flex-start;
}

.flex-column {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.placeholder-box {
    width: 100%;
    min-height: 300px;
    background-color: var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--color-platinum-gray);
}

/* =========================================
   TECHNICAL DETAILS (PRODUCTOS.HTML)
   ========================================= */
.product-category {
    padding: var(--space-8) 0;
    border-bottom: 1px solid var(--color-border);
}

.category-header {
    margin-bottom: var(--space-6);
}

.category-header h2 {
    font-size: 2rem;
    color: var(--color-rust-red);
    margin-bottom: var(--space-2);
}

.category-header p {
    font-size: 1.1rem;
    color: var(--color-platinum-gray);
}

.tech-list {
    margin-bottom: var(--space-4);
}

.tech-list li {
    margin-bottom: var(--space-3);
    padding-left: var(--space-4);
    position: relative;
    line-height: 1.5;
}

.tech-list li::before {
    content: "■";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-rust-red);
    font-size: 1.2rem;
}

.tech-btn {
    margin-top: var(--space-3);
    display: inline-block;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
    margin-bottom: var(--space-3);
}

.tech-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
}

.tech-table th,
.tech-table td {
    padding: var(--space-3);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.tech-table th {
    background-color: var(--color-carbon-gray);
    color: var(--color-white);
    font-weight: 600;
}

.tech-table tr:last-child td {
    border-bottom: none;
}

.tech-table tbody tr:hover {
    background-color: var(--color-bg-light);
}

/* =========================================
   NOSOTROS.HTML SPECIFICS
   ========================================= */
.section-title {
    font-size: 2.2rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-3);
    line-height: 1.25;
}

.history-content p {
    color: var(--color-platinum-gray);
    font-size: 1.1rem;
    margin-bottom: var(--space-3);
    line-height: 1.7;
}

.cards-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
}

.core-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.core-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-rust-red);
}

.core-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: rgba(139, 31, 31, 0.05);
    /* very light rust red */
    color: var(--color-rust-red);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-3);
}

.core-card h3 {
    font-size: 1.5rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-2);
}

.core-card p {
    color: var(--color-platinum-gray);
    font-size: 1.05rem;
    line-height: 1.6;
}

.features-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

.feature-box {
    background-color: var(--color-bg-light);
    border-left: 3px solid var(--color-rust-red);
    padding: var(--space-4);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.feature-box h4 {
    font-size: 1.2rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-2);
}

.feature-box p {
    color: var(--color-platinum-gray);
    font-size: 0.95rem;
    margin: 0;
}

.btn-large {
    padding: var(--space-3) var(--space-5);
    font-size: 1.1rem;
}

/* =========================================
   SERVICIOS.HTML SPECIFICS
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.service-card {
    background-color: var(--color-white);
    padding: var(--space-6) var(--space-4);
    border-radius: var(--radius-md);
    border-top: 4px solid var(--color-carbon-gray);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-rust-red);
}

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background-color: var(--color-bg-light);
    color: var(--color-rust-red);
    border-radius: 50%;
    margin-bottom: var(--space-4);
    border: 1px solid var(--color-border);
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-3);
}

.service-card p {
    color: var(--color-platinum-gray);
    font-size: 1.05rem;
    line-height: 1.6;
}

.testimonial-banner {
    background-color: var(--color-carbon-gray);
    color: var(--color-white);
    padding: var(--space-6) var(--space-8);
    border-radius: var(--radius-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.testimonial-icon {
    color: var(--color-rust-red);
    margin-bottom: var(--space-4);
    opacity: 0.8;
}

.testimonial-banner blockquote p {
    font-size: 1.5rem;
    font-weight: 500;
    font-style: italic;
    line-height: 1.5;
    margin-bottom: var(--space-5);
    position: relative;
    z-index: 2;
}

.testimonial-author h4 {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: var(--space-1);
}

.testimonial-author span {
    color: var(--color-platinum-gray);
    font-size: 0.95rem;
}

/* =========================================
   CONTACTO.HTML SPECIFICS & FORMS
   ========================================= */
.contact-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-8);
}

.contact-form-container {
    background-color: var(--color-white);
    padding: var(--space-6);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.04);
}

.contact-form-container h2 {
    font-size: 1.8rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-1);
}

.form-subtitle {
    font-size: 1.05rem;
    color: var(--color-platinum-gray);
    margin-bottom: var(--space-5);
}

.b2b-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    position: relative;
}

.form-row {
    display: flex;
    gap: var(--space-4);
}

.half-width {
    width: 50%;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-carbon-gray);
}

.form-control {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-carbon-gray);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    background-color: var(--color-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-rust-red);
    box-shadow: 0 0 0 3px rgba(139, 31, 31, 0.1);
}

.select-control {
    width: 100%;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%232D2926%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat, repeat;
    background-position: right .7em top 50%, 0 0;
    background-size: .65em auto, 100%;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-2);
    margin-top: var(--space-2);
}

.checkbox-label {
    font-weight: 400;
    font-size: 0.9rem;
    line-height: 1.4;
    cursor: pointer;
}

.text-link {
    color: var(--color-rust-red);
    text-decoration: underline;
}

.btn-submit {
    margin-top: var(--space-3);
    width: 100%;
    font-size: 1.05rem;
    padding: var(--space-3);
}

/* Validaciones JS Estilos */
.error-message {
    color: var(--color-rust-red);
    font-size: 0.8rem;
    font-weight: 500;
    display: none;
}

.error-message.active {
    display: block;
}

.form-control.input-error {
    border-color: var(--color-rust-red);
    background-color: #fcf1f1;
}

.success-message {
    margin-top: var(--space-3);
    padding: var(--space-3);
    background-color: #e8f5e9;
    border: 1px solid #a5d6a7;
    color: #2e7d32;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
}

/* Información de Contacto (Derecha) */
.contact-info-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.info-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    display: flex;
    gap: var(--space-3);
}

.map-card {
    flex-direction: column;
    gap: var(--space-2);
}

.info-icon {
    color: var(--color-rust-red);
    flex-shrink: 0;
}

.info-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-1);
    color: var(--color-carbon-gray);
}

.info-content p {
    font-size: 1rem;
    color: var(--color-platinum-gray);
    line-height: 1.5;
    margin-bottom: var(--space-3);
}

.map-placeholder {
    width: 100%;
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
}

.quick-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.action-card {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    background-color: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-3) var(--space-4);
    transition: all var(--transition-fast);
}

.action-card:hover {
    background-color: var(--color-white);
    border-color: var(--color-carbons-gray);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.action-card.wp-action:hover .action-icon {
    color: #25D366;
    /* WhatsApp Green override hover */
}

.action-icon {
    color: var(--color-carbon-gray);
    display: flex;
    align-items: center;
    transition: color var(--transition-fast);
}

.action-text {
    display: flex;
    flex-direction: column;
}

.action-text span {
    font-size: 0.85rem;
    color: var(--color-platinum-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.action-text strong {
    font-size: 1.1rem;
    color: var(--color-carbon-gray);
}

/* =========================================
   PRODUCTS GRID B2B
   ========================================= */
.products-section {
    background-color: var(--color-bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.product-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-fast);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-rust-red);
}

.card-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card-content h3 {
    font-size: 1.35rem;
    color: var(--color-carbon-gray);
    margin-bottom: var(--space-2);
    border-bottom: 2px solid transparent;
    padding-bottom: var(--space-2);
    transition: border-color var(--transition-fast), color var(--transition-fast);
}

.product-card:hover .card-content h3 {
    border-bottom-color: var(--color-rust-red);
    color: var(--color-rust-red);
}

.card-content p {
    color: var(--color-platinum-gray);
    font-size: 1rem;
    flex-grow: 1;
    margin-bottom: var(--space-4);
    line-height: 1.6;
}

.btn-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-carbon-gray);
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    transition: color var(--transition-fast);
    align-self: flex-start;
}

.btn-link .arrow {
    transition: transform var(--transition-fast);
}

.btn-link:hover {
    color: var(--color-rust-red);
}

.btn-link:hover .arrow {
    transform: translateX(4px);
}

/* =========================================
   SPECIAL BANNER
   ========================================= */
.special-banner {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-4) var(--space-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.special-banner p {
    font-size: 1.1rem;
    color: var(--color-carbon-gray);
    margin: 0;
}

.special-banner .banner-btn {
    white-space: nowrap;
}

/* =========================================
   FOOTER PROFESIONAL
   ========================================= */
.footer {
    background-color: var(--color-carbon-gray);
    color: var(--color-white);
    padding: var(--space-8) 0 var(--space-4) 0;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-6);
}

.footer-col h3 {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: var(--space-4);
    position: relative;
    padding-bottom: var(--space-2);
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-rust-red);
}

.footer-col p {
    color: var(--color-platinum-gray);
    margin-bottom: var(--space-2);
    font-size: 0.95rem;
}

.footer-col ul li {
    margin-bottom: var(--space-2);
}

.footer-col ul li a {
    color: var(--color-platinum-gray);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.footer-col ul li a:hover {
    color: var(--color-white);
    padding-left: var(--space-1);
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.social-links a {
    color: var(--color-platinum-gray);
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--color-rust-red);
    color: var(--color-white);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-4);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-platinum-gray);
    font-size: 0.85rem;
}

.footer-bottom a {
    color: var(--color-platinum-gray);
    text-decoration: underline;
}

.footer-bottom a:hover {
    color: var(--color-white);
}

/* =========================================
   RESPONSIVE DESIGN
   ========================================= */
@media (max-width: 992px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        /* In a real implementation this would toggle via JS */
    }

    .header-cta {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .value-props {
        flex-direction: column;
        align-items: center;
        gap: var(--space-4);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-5);
    }

    .cards-grid-2 {
        grid-template-columns: 1fr;
    }

    .features-grid-3 {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-banner {
        padding: var(--space-4);
    }

    .testimonial-banner blockquote p {
        font-size: 1.25rem;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }

    .form-row {
        flex-direction: column;
        gap: var(--space-4);
    }

    .half-width {
        width: 100%;
    }

    .about-text h2 {
        font-size: 1.8rem;
    }

    .image-placeholder {
        height: 300px;
    }

    .brands-grid {
        justify-content: center;
        gap: var(--space-5);
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .special-banner {
        flex-direction: column;
        text-align: center;
        gap: var(--space-3);
        padding: var(--space-4);
    }

    .page-hero h1 {
        font-size: 2rem;
    }

    .grid-2 {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .category-header h2 {
        font-size: 1.75rem;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
}
/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px; /* Inferior izquierda */
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    z-index: 9999;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    color: white;
}