/* ==========================================================================
   AuraClima - Design System & Modern Aesthetics
   Arquitectura CSS: Vanilla CSS con Custom Properties, Glassmorphism y Responsive Layout
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Paleta Base Oscura (Default) */
    --bg-base: #060b18;
    --bg-surface: #0c1527;
    --bg-surface-elevated: #131f38;
    --bg-card: rgba(15, 25, 48, 0.75);
    --bg-glass: rgba(12, 21, 39, 0.85);

    /* Bordes y Separadores */
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-focus: rgba(0, 240, 255, 0.4);
    --border-glow: rgba(0, 240, 255, 0.25);

    /* Acentos & Colores Fríos */
    --cyan-400: #00f0ff;
    --cyan-500: #00c8e0;
    --cyan-glow: rgba(0, 240, 255, 0.35);
    --blue-500: #0284c7;
    --blue-600: #0369a1;
    --emerald-400: #10b981;
    --emerald-glow: rgba(16, 185, 129, 0.25);
    --amber-400: #fbbf24;
    --rose-500: #f43f5e;

    /* Textos */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    /* Sombras y Luces */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 25px var(--cyan-glow);

    /* Tipografía */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Transiciones */
    --transition-fast: 0.18s ease;
    --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

/* Modo Claro */
body.light-theme {
    --bg-base: #f1f5f9;
    --bg-surface: #ffffff;
    --bg-surface-elevated: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.88);

    --border-subtle: rgba(0, 0, 0, 0.08);
    --border-focus: rgba(2, 132, 199, 0.5);
    --border-glow: rgba(2, 132, 199, 0.2);

    --cyan-400: #0284c7;
    --cyan-500: #0369a1;
    --cyan-glow: rgba(2, 132, 199, 0.2);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
}

/* ==========================================================================
   Reset y Fundamentos
   ========================================================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
    color: inherit;
    text-decoration: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==========================================================================
   Efecto de Brisa y Flujo de Aire (Ambient Background)
   ========================================================================== */
.ambient-glow {
    position: fixed;
    top: -20%;
    left: 20%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.07) 0%, rgba(2, 132, 199, 0.03) 40%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    filter: blur(80px);
    animation: pulseBreeze 12s infinite alternate ease-in-out;
}

@keyframes pulseBreeze {
    0% { transform: translate(0, 0) scale(1); opacity: 0.7; }
    50% { transform: translate(-5%, 8%) scale(1.08); opacity: 1; }
    100% { transform: translate(6%, -4%) scale(0.95); opacity: 0.8; }
}

/* ==========================================================================
   Header & Barra de Navegación
   ========================================================================== */
.header {
    position: sticky;
    top: 0;
    width: 100%;
    background-color: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 100;
    transition: all var(--transition-fast);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--cyan-400), var(--blue-600));
    color: #031024;
    font-size: 1.35rem;
    box-shadow: 0 0 15px var(--cyan-glow);
}

.brand-logo span.highlight {
    color: var(--cyan-400);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--cyan-400);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--cyan-400);
    transition: width var(--transition-normal);
    border-radius: var(--radius-full);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.action-btn:hover {
    background: var(--bg-card);
    border-color: var(--cyan-400);
    color: var(--cyan-400);
    transform: translateY(-2px);
}

.cart-count-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--cyan-400);
    color: #031024;
    font-size: 0.75rem;
    font-weight: 700;
    min-width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    box-shadow: 0 0 10px var(--cyan-glow);
}

.mobile-menu-toggle {
    display: none;
}

/* ==========================================================================
   Botones y Elementos Reutilizables
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.75rem 1.4rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    outline: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--cyan-400), var(--blue-500));
    color: #031024;
    box-shadow: 0 4px 18px var(--cyan-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #26f4ff, var(--blue-600));
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0, 240, 255, 0.5);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--cyan-400);
    color: var(--cyan-400);
    background: rgba(0, 240, 255, 0.05);
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, var(--emerald-400), #059669);
    color: #ffffff;
    box-shadow: 0 4px 18px var(--emerald-glow);
}

.btn-success:hover {
    background: linear-gradient(135deg, #34d399, #047857);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: 0.95rem 1.8rem;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
}

/* Badges */
.badge-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-inverter {
    background: rgba(0, 240, 255, 0.15);
    color: var(--cyan-400);
    border: 1px solid rgba(0, 240, 255, 0.3);
}

.badge-portatil {
    background: rgba(251, 191, 36, 0.15);
    color: var(--amber-400);
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.badge-cassette {
    background: rgba(16, 185, 129, 0.15);
    color: var(--emerald-400);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.energy-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-sm);
    background: #059669;
    color: #ffffff;
    font-weight: 700;
    font-size: 0.8rem;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    padding: 5rem 0 4rem;
    z-index: 1;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hero-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    background: rgba(0, 240, 255, 0.08);
    border: 1px solid rgba(0, 240, 255, 0.2);
    color: var(--cyan-400);
    font-size: 0.85rem;
    font-weight: 600;
    width: fit-content;
}

.hero-chip i {
    font-size: 1rem;
    animation: rotateSlow 8s linear infinite;
}

@keyframes rotateSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 4.8vw, 3.8rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -1px;
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, #ffffff 20%, var(--cyan-400) 80%, #38bdf8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.12rem;
    color: var(--text-secondary);
    max-width: 580px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0.5rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    margin-top: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-subtle);
}

.hero-stat-item {
    display: flex;
    flex-direction: column;
}

.hero-stat-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.hero-stat-num .unit {
    color: var(--cyan-400);
}

.hero-stat-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Hero Visual Card */
.hero-visual {
    position: relative;
}

.hero-visual-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    background: var(--bg-card);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 240, 255, 0.15);
    transition: transform var(--transition-normal);
}

.hero-visual-card:hover {
    transform: translateY(-4px);
}

.hero-visual-card img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    display: block;
}

.hero-floating-badge {
    position: absolute;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glow);
    padding: 0.75rem 1.2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    animation: floatAnim 4s ease-in-out infinite;
}

.badge-pos-1 {
    bottom: 25px;
    left: -20px;
}

.badge-pos-2 {
    top: 30px;
    right: -15px;
    animation-delay: 2s;
}

@keyframes floatAnim {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.badge-icon {
    font-size: 1.5rem;
    color: var(--cyan-400);
}

.badge-content strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.badge-content small {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

/* ==========================================================================
   Trust & Feature Bar
   ========================================================================== */
.trust-bar {
    position: relative;
    z-index: 1;
    margin-bottom: 4rem;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.8rem 2rem;
    box-shadow: var(--shadow-sm);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.trust-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(0, 240, 255, 0.1);
    color: var(--cyan-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.trust-info h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.trust-info p {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   Sección Calculadora Inteligente de BTU
   ========================================================================== */
.calculator-section {
    position: relative;
    padding: 5rem 0;
    z-index: 1;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 3.5rem;
}

.section-subtitle {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--cyan-400);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.5rem;
    display: block;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.5vw, 2.6rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
}

.section-description {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.calc-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    overflow: hidden;
}

.calc-inputs-pane {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

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

.input-label {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.input-label i {
    color: var(--cyan-400);
}

.input-badge-val {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--cyan-400);
    background: rgba(0, 240, 255, 0.1);
    padding: 0.2rem 0.8rem;
    border-radius: var(--radius-full);
}

/* Custom Range Slider */
.custom-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--bg-surface-elevated);
    outline: none;
    cursor: pointer;
}

.custom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--cyan-400);
    cursor: pointer;
    box-shadow: 0 0 12px var(--cyan-glow);
    border: 2px solid #ffffff;
    transition: transform var(--transition-fast);
}

.custom-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.slider-ticks {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.calc-grid-selects {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.select-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.select-wrapper label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.custom-select {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-md);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    cursor: pointer;
    outline: none;
    transition: border-color var(--transition-fast);
}

.custom-select:focus {
    border-color: var(--cyan-400);
}

/* Panel de Resultados de la Calculadora */
.calc-results-pane {
    background: linear-gradient(180deg, var(--bg-surface-elevated) 0%, #0d1729 100%);
    border-left: 1px solid var(--border-subtle);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.5rem;
}

.calc-result-box {
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    box-shadow: var(--shadow-sm);
}

.result-tag {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 0.5rem;
}

.result-btu {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--cyan-400);
    text-shadow: 0 0 20px var(--cyan-glow);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.result-exact-raw {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.energy-savings-indicator {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.25);
    border-radius: var(--radius-md);
    padding: 1rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.savings-icon {
    font-size: 2rem;
    color: var(--emerald-400);
}

.savings-content strong {
    display: block;
    font-size: 1rem;
    color: #ffffff;
}

.savings-content small {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.matched-units-header {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.calc-matched-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.calc-product-card {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast);
}

.calc-product-card:hover {
    border-color: var(--cyan-400);
}

.calc-product-card img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.calc-p-info {
    flex: 1;
}

.calc-p-info h5 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

.calc-p-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: block;
}

.calc-p-price {
    font-weight: 700;
    color: var(--cyan-400);
    font-size: 0.85rem;
}

/* ==========================================================================
   Catálogo de Productos & Filtros
   ========================================================================== */
.catalog-section {
    position: relative;
    padding: 5rem 0;
    z-index: 1;
}

.filter-bar-container {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.2rem 1.5rem;
    margin-bottom: 2.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.filter-top-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.search-input-wrap {
    position: relative;
    flex: 1;
    min-width: 260px;
}

.search-input-wrap i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1.1rem;
}

.search-input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.8rem;
    border-radius: var(--radius-md);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    outline: none;
    transition: all var(--transition-fast);
}

.search-input:focus {
    border-color: var(--cyan-400);
    box-shadow: 0 0 10px var(--cyan-glow);
}

.filter-selectors {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.filter-pills-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    overflow-x: auto;
    padding-bottom: 0.2rem;
}

.filter-pill {
    padding: 0.5rem 1.1rem;
    border-radius: var(--radius-full);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.filter-pill:hover, .filter-pill.active {
    background: var(--cyan-400);
    color: #031024;
    border-color: var(--cyan-400);
    font-weight: 600;
    box-shadow: 0 0 12px var(--cyan-glow);
}

.catalog-status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Grilla de Productos */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.8rem;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    position: relative;
}

.product-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-focus);
    box-shadow: var(--shadow-md), 0 0 25px rgba(0, 240, 255, 0.12);
}

.product-card-top {
    position: absolute;
    top: 1rem;
    left: 1rem;
    right: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2;
    pointer-events: none;
}

.product-img-wrapper {
    position: relative;
    width: 100%;
    height: 220px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0%, rgba(0, 0, 0, 0.2) 100%);
    overflow: hidden;
    cursor: pointer;
}

.product-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-card-img {
    transform: scale(1.06);
}

.product-hover-overlay {
    position: absolute;
    inset: 0;
    background: rgba(6, 11, 24, 0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.product-card:hover .product-hover-overlay {
    opacity: 1;
}

.btn-quick-view {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    background: var(--cyan-400);
    color: #031024;
    font-size: 0.85rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.product-card-body {
    padding: 1.3rem;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0.8rem;
}

.product-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.product-category {
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    color: var(--cyan-400);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--amber-400);
    font-weight: 600;
}

.product-rating small {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.product-title {
    font-family: var(--font-heading);
    font-size: 1.12rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.35;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.product-title:hover {
    color: var(--cyan-400);
}

.product-specs-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.spec-chip {
    font-size: 0.75rem;
    padding: 0.25rem 0.55rem;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.spec-chip.chip-wifi {
    color: var(--cyan-400);
    border-color: rgba(0, 240, 255, 0.3);
}

.product-pricing {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: auto;
    padding-top: 0.6rem;
    border-top: 1px solid var(--border-subtle);
}

.price-box {
    display: flex;
    flex-direction: column;
}

.price-current {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-primary);
}

.price-current small {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.price-original {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.product-coverage {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.product-card-footer {
    padding: 0 1.3rem 1.3rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.6rem;
}

.btn-add-cart {
    width: 100%;
}

.btn-compare {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    padding: 0.5rem 0.8rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: all var(--transition-fast);
}

.btn-compare:hover, .btn-compare.active {
    border-color: var(--cyan-400);
    color: var(--cyan-400);
    background: rgba(0, 240, 255, 0.08);
}

/* Empty State */
.no-products-found {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-surface);
    border: 1px dashed var(--border-subtle);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.no-products-found i {
    font-size: 3rem;
    color: var(--cyan-400);
}

/* ==========================================================================
   Barra Flotante del Comparador
   ========================================================================== */
.compare-bar {
    position: fixed;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%) translateY(120px);
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-glow);
    padding: 0.8rem 1.6rem;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 240, 255, 0.25);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    z-index: 95;
    transition: transform var(--transition-normal);
}

.compare-bar.active {
    transform: translateX(-50%) translateY(0);
}

.compare-bar-info {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.9rem;
    font-weight: 600;
}

.compare-thumbs {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.compare-thumb {
    position: relative;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px solid var(--cyan-400);
    overflow: hidden;
}

.compare-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.remove-compare-btn {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    border: none;
    opacity: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: opacity var(--transition-fast);
}

.compare-thumb:hover .remove-compare-btn {
    opacity: 1;
}

/* ==========================================================================
   Sección de Servicios Técnicos & Mantenimiento
   ========================================================================== */
.services-section {
    position: relative;
    padding: 5rem 0;
    background: linear-gradient(180deg, transparent 0%, rgba(12, 21, 39, 0.5) 100%);
    z-index: 1;
}

.services-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.services-cards-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.8rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.service-card:hover {
    border-color: var(--cyan-400);
    transform: translateX(4px);
}

.service-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.service-card-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
}

.service-price-tag {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--cyan-400);
}

.service-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.2rem;
}

.service-checklist {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.service-checklist li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--text-primary);
}

.service-checklist li i {
    color: var(--emerald-400);
    font-size: 1.1rem;
}

/* Formulario de Reserva */
.booking-form-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.booking-form-header {
    margin-bottom: 2rem;
}

.booking-form-header h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.booking-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    border-color: var(--cyan-400);
}

textarea.form-control {
    resize: vertical;
    min-height: 85px;
}

/* ==========================================================================
   Preguntas Frecuentes (FAQ)
   ========================================================================== */
.faq-section {
    padding: 5rem 0;
    z-index: 1;
    position: relative;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}

.faq-item:hover {
    border-color: var(--border-focus);
}

.faq-question {
    padding: 1.2rem 1.5rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-question i {
    transition: transform var(--transition-fast);
}

.faq-item[open] .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem 1.2rem;
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: #030712;
    border-top: 1px solid var(--border-subtle);
    padding: 4rem 0 2rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    margin-top: 1rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.2rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-links a {
    font-size: 0.88rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--cyan-400);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.82rem;
}

/* ==========================================================================
   Drawer del Carrito de Compras
   ========================================================================== */
.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 110;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 440px;
    height: 100vh;
    background: var(--bg-surface);
    border-left: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
    z-index: 120;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}

.cart-drawer.active {
    transform: translateX(0);
}

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
}

.cart-header h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.4rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.close-btn:hover {
    color: var(--cyan-400);
}

.cart-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cart-empty-state {
    margin: auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--text-muted);
}

.cart-empty-state i {
    font-size: 3.5rem;
    color: var(--cyan-400);
}

.cart-item {
    display: flex;
    gap: 1rem;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1rem;
}

.cart-item-img {
    width: 75px;
    height: 75px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.cart-item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.cart-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.cart-item-title {
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.2;
}

.btn-remove-item {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1rem;
    transition: color var(--transition-fast);
}

.btn-remove-item:hover {
    color: var(--rose-500);
}

.cart-item-model {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.install-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.75rem;
    user-select: none;
}

.install-checkbox-label input {
    display: none;
}

.custom-checkbox {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    border: 1.5px solid var(--border-focus);
    display: inline-block;
    position: relative;
    flex-shrink: 0;
}

.install-checkbox-label input:checked + .custom-checkbox {
    background: var(--cyan-400);
    border-color: var(--cyan-400);
}

.install-checkbox-label input:checked + .custom-checkbox::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 5px;
    width: 4px;
    height: 8px;
    border: solid #031024;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.cart-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.4rem;
}

.qty-control {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.qty-btn {
    background: var(--bg-surface);
    border: none;
    color: var(--text-primary);
    width: 26px;
    height: 26px;
    cursor: pointer;
}

.qty-val {
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0 0.5rem;
}

.cart-item-price {
    text-align: right;
}

.cart-item-price strong {
    font-family: var(--font-heading);
    color: var(--cyan-400);
    font-size: 0.95rem;
}

.cart-item-price small {
    display: block;
    font-size: 0.68rem;
    color: var(--text-muted);
}

.cart-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-surface-elevated);
}

.cart-summary-rows {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 1.2rem;
    font-size: 0.9rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
}

.summary-row.total-row {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-primary);
    padding-top: 0.6rem;
    border-top: 1px dashed var(--border-subtle);
}

.text-free {
    color: var(--emerald-400);
    font-weight: 700;
}

.btn-checkout {
    width: 100%;
}

/* ==========================================================================
   Modales (Detalles de Producto & Comparador)
   ========================================================================== */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 130;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-dialog {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 950px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-lg);
}

.modal-close-icon {
    position: absolute;
    top: 1.2rem;
    right: 1.2rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-fast);
}

.modal-close-icon:hover {
    color: var(--cyan-400);
    border-color: var(--cyan-400);
}

.product-detail-modal-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 2.5rem;
    padding: 2.5rem;
}

.modal-main-img-wrap {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #000;
}

.modal-main-img {
    width: 100%;
    height: 340px;
    object-fit: cover;
}

.modal-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
}

.modal-trust-pills {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-top: 1rem;
}

.trust-pill {
    font-size: 0.82rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.trust-pill i {
    color: var(--cyan-400);
}

.modal-info-col {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.modal-product-title {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1.2;
}

.modal-rating-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.stars {
    color: var(--amber-400);
}

.reviews-count {
    color: var(--text-muted);
}

.modal-price-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-surface-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
}

.modal-price {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--cyan-400);
}

.modal-old-price {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-left: 0.5rem;
}

.discount-pill {
    display: inline-block;
    margin-left: 0.5rem;
    font-size: 0.75rem;
    background: rgba(16, 185, 129, 0.15);
    color: var(--emerald-400);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
    font-weight: 700;
}

.energy-indicator {
    text-align: right;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.badge-energy-large {
    background: #059669;
    color: #fff;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-weight: 700;
    margin: 0 0.3rem;
}

.modal-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.modal-highlights h4, .modal-specs-table-wrap h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
}

.features-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.features-list li {
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.features-list li i {
    color: var(--cyan-400);
}

.specs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    background: var(--bg-surface-elevated);
    padding: 1rem;
    border-radius: var(--radius-md);
}

.spec-row {
    display: flex;
    flex-direction: column;
    font-size: 0.8rem;
}

.spec-key {
    color: var(--text-muted);
}

.spec-val {
    font-weight: 600;
    color: var(--text-primary);
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 0.5rem;
}

.modal-btns-row {
    display: flex;
    gap: 1rem;
}

/* Modal Comparador */
.compare-modal-dialog {
    max-width: 1050px;
    padding: 2.5rem;
}

.compare-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.compare-modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
}

.compare-table-responsive {
    overflow-x: auto;
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
}

.compare-table th, .compare-table td {
    padding: 1rem 1.2rem;
    border: 1px solid var(--border-subtle);
    text-align: center;
    font-size: 0.9rem;
}

.compare-table th.compare-feature-col, .compare-table td.feature-name {
    text-align: left;
    font-weight: 700;
    background: var(--bg-surface-elevated);
    width: 220px;
}

.compare-header-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.compare-header-item img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.compare-header-item h4 {
    font-size: 0.95rem;
}

.compare-item-price {
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--cyan-400);
}

.badge-seer {
    background: rgba(0, 240, 255, 0.15);
    color: var(--cyan-400);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.8rem;
}

.text-green {
    color: var(--emerald-400);
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */
.toast-container {
    position: fixed;
    bottom: 25px;
    right: 25px;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 150;
    pointer-events: none;
}

.toast-item {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glow);
    padding: 0.85rem 1.3rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    pointer-events: auto;
    animation: slideInRight 0.3s ease-out;
}

.toast-item.fade-out {
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease-in;
}

.toast-success i { color: var(--emerald-400); font-size: 1.2rem; }
.toast-error i { color: var(--rose-500); font-size: 1.2rem; }
.toast-info i { color: var(--cyan-400); font-size: 1.2rem; }

@keyframes slideInRight {
    from { transform: translateX(50px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ==========================================================================
   Media Queries & Responsividad Minuciosa
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .hero-visual {
        max-width: 600px;
        margin: 0 auto;
    }

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

    .calc-card {
        grid-template-columns: 1fr;
    }

    .calc-results-pane {
        border-left: none;
        border-top: 1px solid var(--border-subtle);
    }

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

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: inline-flex;
    }

    .hero-title {
        font-size: 2.3rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

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

    .calc-inputs-pane {
        padding: 1.5rem;
    }

    .calc-results-pane {
        padding: 1.5rem;
    }

    .calc-grid-selects {
        grid-template-columns: 1fr;
    }

    .product-detail-modal-grid {
        grid-template-columns: 1fr;
        padding: 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .modal-btns-row {
        flex-direction: column;
    }

    .compare-bar {
        width: 92%;
        flex-direction: column;
        border-radius: var(--radius-lg);
        gap: 0.8rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* ==========================================================================
   Módulo CrediClima - Financiamiento y Cuotas
   ========================================================================== */
.crediclima-section {
    position: relative;
    padding: 5rem 0;
    z-index: 1;
    background: linear-gradient(180deg, rgba(12, 21, 39, 0.4) 0%, transparent 100%);
}

.crediclima-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2.5rem;
}

.credit-sim-card, .credit-preapprove-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.card-header-flex h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.credit-sim-result-box {
    margin-top: 2rem;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
}

.sim-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
}

.sim-installment {
    font-family: var(--font-heading);
    font-size: 2.3rem;
    font-weight: 800;
    color: var(--cyan-400);
    text-shadow: 0 0 18px var(--cyan-glow);
    line-height: 1.2;
    display: block;
    margin: 0.3rem 0;
}

.sim-breakdown {
    display: flex;
    justify-content: space-around;
    padding-top: 1rem;
    margin-top: 1rem;
    border-top: 1px dashed var(--border-subtle);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.sim-breakdown strong {
    color: var(--text-primary);
    display: block;
}

.product-credit-badge {
    background: rgba(0, 240, 255, 0.07);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.6rem;
    font-size: 0.78rem;
    color: var(--cyan-400);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.product-credit-badge:hover {
    background: rgba(0, 240, 255, 0.15);
    border-color: var(--cyan-400);
}

/* ==========================================================================
   Portal de Pago de Facturas en Línea
   ========================================================================== */
.invoice-pay-section {
    position: relative;
    padding: 5rem 0;
    z-index: 1;
}

.invoice-portal-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.invoice-search-bar-wrap {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
}

.quick-samples-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    padding-bottom: 1.2rem;
    border-bottom: 1px solid var(--border-subtle);
}

.sample-chip {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--cyan-400);
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sample-chip:hover {
    border-color: var(--cyan-400);
    background: rgba(0, 240, 255, 0.1);
}

.invoice-results-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.invoice-card {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    transition: all var(--transition-fast);
}

.invoice-card.invoice-pending {
    border-left: 4px solid var(--amber-400);
}

.invoice-card.invoice-paid {
    border-left: 4px solid var(--emerald-400);
}

.invoice-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.invoice-num {
    font-size: 0.85rem;
    color: var(--cyan-400);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.invoice-client {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
}

.status-pill {
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.pill-pending {
    background: rgba(251, 191, 36, 0.15);
    color: var(--amber-400);
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.pill-paid {
    background: rgba(16, 185, 129, 0.15);
    color: var(--emerald-400);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.invoice-dates-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    background: var(--bg-surface);
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.invoice-dates-grid strong {
    display: block;
    color: var(--text-primary);
    font-size: 0.9rem;
    margin-top: 0.2rem;
}

.invoice-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px dashed var(--border-subtle);
    flex-wrap: wrap;
    gap: 1rem;
}

.invoice-amount-box span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.invoice-total {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    display: block;
}

.invoice-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.invoice-empty i {
    font-size: 3rem;
    color: var(--cyan-400);
    margin-bottom: 0.5rem;
}

/* ==========================================================================
   Pasarela de Pago con Tarjeta 3D Interactiva
   ========================================================================== */
.payment-gateway-dialog {
    max-width: 520px;
    padding: 2.2rem;
}

.gateway-header {
    text-align: center;
    margin-bottom: 1.8rem;
}

.secure-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--emerald-400);
    background: rgba(16, 185, 129, 0.1);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.5rem;
}

.gateway-header h3 {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 800;
}

.gateway-total-badge {
    margin-top: 0.4rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.gateway-total-badge strong {
    color: var(--cyan-400);
    font-size: 1.25rem;
    font-family: var(--font-heading);
    margin-left: 0.4rem;
}

/* Contenedor Tarjeta 3D Flip */
.interactive-card-wrapper {
    perspective: 1000px;
    width: 100%;
    max-width: 380px;
    height: 210px;
    margin: 0 auto 1.8rem;
}

.interactive-card {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-radius: var(--radius-lg);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), 0 0 20px var(--cyan-glow);
}

.interactive-card.flipped {
    transform: rotateY(180deg);
}

.card-face {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-front {
    background: linear-gradient(135deg, #0f1f3d 0%, #081024 100%);
    border: 1px solid rgba(0, 240, 255, 0.3);
}

.card-back {
    background: linear-gradient(135deg, #0b1528 0%, #050a17 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform: rotateY(180deg);
    padding: 1.2rem 0;
}

.card-chip-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-chip {
    width: 44px;
    height: 32px;
    background: linear-gradient(135deg, #fbbf24, #d97706);
    border-radius: 6px;
    box-shadow: inset 0 0 4px rgba(0,0,0,0.3);
}

.card-face i {
    font-size: 2rem;
    color: var(--cyan-400);
}

.card-number-display {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.25rem;
    letter-spacing: 2px;
    color: #ffffff;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
    margin: auto 0;
}

.card-footer-display {
    display: flex;
    justify-content: space-between;
}

.c-label {
    display: block;
    font-size: 0.62rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.c-val {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    font-weight: 700;
    color: #ffffff;
}

.card-mag-stripe {
    width: 100%;
    height: 38px;
    background: #02050c;
    margin-bottom: 1rem;
}

.card-cvv-box {
    padding: 0 1.5rem;
}

.cvv-label {
    display: block;
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: right;
    margin-bottom: 0.2rem;
}

.cvv-white-bar {
    background: #ffffff;
    height: 34px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 1rem;
    color: #031024;
    font-family: 'Courier New', Courier, monospace;
    font-weight: 800;
    font-size: 0.95rem;
}

.card-back-disclaimer {
    padding: 0 1.5rem;
    text-align: center;
    color: var(--text-muted);
}

.payment-card-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.input-icon-wrap {
    position: relative;
}

.input-icon-wrap i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.input-icon-wrap .form-control {
    padding-left: 2.8rem;
}

/* ==========================================================================
   Comprobante Oficial de Pago Imprimible
   ========================================================================== */
.official-receipt-dialog {
    max-width: 600px;
    padding: 2.5rem;
}

.receipt-paper {
    background: #ffffff;
    color: #0f172a;
    border-radius: var(--radius-md);
    padding: 2.2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.receipt-watermark {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-25deg);
    font-size: 4.8rem;
    font-weight: 900;
    color: rgba(16, 185, 129, 0.12);
    border: 6px solid rgba(16, 185, 129, 0.18);
    padding: 0.5rem 2rem;
    border-radius: 12px;
    pointer-events: none;
    user-select: none;
    letter-spacing: 4px;
}

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

.receipt-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.receipt-brand .r-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: #0284c7;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.receipt-brand h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.1;
}

.receipt-brand small {
    font-size: 0.72rem;
    color: #64748b;
}

.receipt-doc-meta {
    text-align: right;
}

.r-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background: #dcfce7;
    color: #15803d;
    font-size: 0.75rem;
    font-weight: 800;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
}

.r-number {
    display: block;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    font-weight: 700;
    color: #334155;
    margin-top: 0.2rem;
}

.receipt-divider {
    height: 1px;
    background: #e2e8f0;
    margin: 1.2rem 0;
}

.receipt-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
    font-size: 0.82rem;
    margin-bottom: 1.5rem;
}

.r-label {
    display: block;
    color: #64748b;
    font-size: 0.72rem;
    font-weight: 700;
}

.r-value {
    color: #0f172a;
    font-size: 0.88rem;
}

.receipt-items-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.receipt-items-table th, .receipt-items-table td {
    padding: 0.75rem 0.5rem;
    border-bottom: 1px solid #e2e8f0;
}

.receipt-items-table th {
    color: #64748b;
    font-size: 0.75rem;
    text-align: left;
}

.receipt-items-table tfoot td {
    border-bottom: none;
    padding-top: 1rem;
}

.r-total-price {
    font-size: 1.25rem;
    color: #0284c7;
}

.receipt-footer-notes {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px dashed #cbd5e1;
    font-size: 0.75rem;
    color: #64748b;
}

.receipt-actions-row {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Certificado de Crédito Pre-Aprobado */
.credit-approval-dialog {
    max-width: 500px;
    padding: 2.2rem;
}

.approval-badge-wrap {
    text-align: center;
    margin-bottom: 1.5rem;
}

.approval-badge-wrap i {
    font-size: 3.5rem;
    color: var(--emerald-400);
}

.approval-badge-wrap h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0.4rem 0;
}

.approval-card-box {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.approval-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 0.8rem;
    margin-bottom: 1rem;
}

.cert-code {
    font-family: 'Courier New', Courier, monospace;
    font-weight: 800;
    color: var(--cyan-400);
}

.approval-details {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    font-size: 0.85rem;
}

.app-row {
    display: flex;
    justify-content: space-between;
}

.approval-actions {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

/* Acciones en el Carrito */
.cart-credit-estimate {
    background: rgba(0, 240, 255, 0.08);
    border: 1px dashed rgba(0, 240, 255, 0.25);
    border-radius: var(--radius-sm);
    padding: 0.6rem 0.8rem;
    font-size: 0.78rem;
    color: var(--cyan-400);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.cart-checkout-actions {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.btn-wa-subtle {
    border-color: rgba(37, 211, 102, 0.4);
    color: #25d366;
}

.btn-wa-subtle:hover {
    background: rgba(37, 211, 102, 0.1);
    border-color: #25d366;
    color: #25d366;
}

@media print {
    body * {
        visibility: hidden;
    }
    #officialReceiptModal, #officialReceiptModal * {
        visibility: visible;
    }
    #officialReceiptModal {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        background: #fff;
    }
    .receipt-actions-row, .modal-close-icon {
        display: none !important;
    }
}