/* ═══════════════════════════════════════════════════════════════
   DZ SHIELDING TACTICAL PERÚ - ESTILOS PRINCIPALES
   Versión: 2.0 | Mobile First | Optimizado
   ═══════════════════════════════════════════════════════════════ */

/* ═══════════════════════════════════════════════════════════════
   CSS VARIABLES
   ═══════════════════════════════════════════════════════════════ */

:root {
    /* Colors - Dark Tactical Theme */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #161616;
    --bg-elevated: #1a1a1a;
    
    /* Accent Colors */
    --accent-silver: #b8b8b8;
    --accent-silver-light: #d4d4d4;
    --accent-tactical: #3b82f6;
    
    /* Text Colors */
    --text-primary: #f0f0f0;
    --text-secondary: #a0a0a0;
    --text-muted: #6b6b6b;
    
    /* Border Colors */
    --border-subtle: #222222;
    --border-default: #2a2a2a;
    --border-accent: #3a3a3a;
    
    /* Status Colors */
    --success: #22c55e;
    --warning: #eab308;
    --danger: #ef4444;
    
    /* Typography */
    --font-display: 'Bebas Neue', sans-serif;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Montserrat', sans-serif;
    --font-accent: 'Rajdhani', sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.5);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.6);
    
    /* Container */
    --container-max: 1280px;
    --header-height: 72px;
    --header-height-mobile: 60px;
}

/* ═══════════════════════════════════════════════════════════════
   RESET & BASE - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

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

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    /* FIX: Prevenir scroll horizontal */
    overflow-x: hidden;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    /* FIX: Prevenir scroll horizontal en móviles */
    overflow-x: hidden;
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh; /* Dynamic viewport height para móviles */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* FIX: Imágenes responsivas globales */
img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

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

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

/* ═══════════════════════════════════════════════════════════════
   UTILITY CLASSES
   ═══════════════════════════════════════════════════════════════ */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-md);
    /* FIX: Prevenir desbordamiento */
    box-sizing: border-box;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ═══════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
    min-height: 44px; /* Touch-friendly */
}

.btn-primary {
    color: var(--bg-primary);
    background: linear-gradient(135deg, var(--accent-silver-light), var(--accent-silver));
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ffffff, var(--accent-silver-light));
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(180, 180, 180, 0.3);
}

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

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent-silver);
}

.btn-ghost {
    color: var(--text-secondary);
    background: transparent;
}

.btn-ghost:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.btn-danger {
    color: white;
    background: var(--danger);
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-full {
    width: 100%;
}

/* ═══════════════════════════════════════════════════════════════
   HEADER - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

/* ═══════════════════════════════════════════════════════════════
   HEADER - CORREGIDO
   ═══════════════════════════════════════════════════════════════ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height-mobile);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    width: 100%;
    box-sizing: border-box;
}

.logo-img {
    height: 36px;
    width: auto;
}

/* Navigation - Mobile Drawer Base */
.nav {
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height-mobile));
    height: calc(100dvh - var(--header-height-mobile));
    background: var(--bg-primary);
    
    /* FIX: Asegurar que sea flex y columna */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    
    /* FIX: Estados iniciales para animación */
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    z-index: 999;
    overflow-y: auto;
}

/* FIX: Estado activo del menú */
.nav.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-link {
    position: relative;
    font-family: var(--font-heading);
    font-size: 1.125rem; /* Tamaño móvil */
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color var(--transition-fast);
    padding: var(--space-sm) 0;
    /* FIX: inline-block para que el subrayado no se estire de más */
    display: inline-block; 
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; /* FIX: Ajustado a 0, el padding del link da espacio */
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-tactical);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

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

.cart-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--text-secondary);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.cart-btn:hover {
    color: var(--text-primary);
    background: var(--bg-elevated);
}

.cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--bg-primary);
    background: var(--accent-tactical);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-fast);
}

.cart-count.visible {
    opacity: 1;
    transform: scale(1);
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
    padding: 4px 0;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001; /* Por encima del nav */
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
    transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Desktop Navigation --- */
@media (min-width: 768px) {
    .header-container {
        height: var(--header-height);
        padding: 0 var(--space-lg);
    }

    .logo-img {
        height: 48px;
    }

    /* FIX: Resetear estilos de menú móvil para desktop */
    .nav {
        position: static;
        width: auto;
        height: auto;
        background: transparent;
        flex-direction: row;
        opacity: 1;
        visibility: visible;
        transform: none;
        z-index: auto;
        gap: var(--space-xl);
        overflow: visible;
    }

    .nav-link {
        font-size: 0.875rem; /* Tamaño desktop */
    }

    .nav-link::after {
        bottom: -4px; /* Más espacio en desktop */
    }

    .menu-toggle {
        display: none;
    }
}

/* Navigation - Mobile Drawer */
.nav {
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    background: var(--bg-primary);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    /* FIX: Prevenir scroll cuando nav está abierto */
    overflow-y: auto;
}

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

.nav-link {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color var(--transition-fast);
    position: relative;
    padding: var(--space-sm) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-tactical);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

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

.cart-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--text-secondary);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.cart-btn:hover {
    color: var(--text-primary);
    background: var(--bg-elevated);
}

.cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--bg-primary);
    background: var(--accent-tactical);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-fast);
}

.cart-count.visible {
    opacity: 1;
    transform: scale(1);
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
    padding: 4px 0;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
    transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ═══════════════════════════════════════════════════════════════
   HERO SECTION - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: var(--header-height-mobile);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

.hero-radar {
    position: absolute;
    top: 50%;
    left: 50%;
    width: min(600px, 150vw);
    height: min(600px, 150vw);
    margin: calc(min(-300px, -75vw)) 0 0 calc(min(-300px, -75vw));
    border-radius: 50%;
    border: 1px solid rgba(59, 130, 246, 0.1);
    animation: radar-pulse 4s ease-out infinite;
}

.hero-radar::before,
.hero-radar::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(59, 130, 246, 0.08);
}

.hero-radar::before {
    inset: 15%;
}

.hero-radar::after {
    inset: 30%;
}

@keyframes radar-pulse {
    0% {
        transform: scale(0.8);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.2);
        opacity: 0;
    }
}

.hero-scanline {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 50%;
    background: linear-gradient(180deg, transparent, rgba(57, 255, 20, 1), transparent);
    transform-origin: bottom center;
    animation: scan-rotate 8s linear infinite;
}

@keyframes scan-rotate {
    from { transform: translateX(-50%) rotate(0deg); }
    to { transform: translateX(-50%) rotate(360deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--space-lg);
    max-width: 100%;
    /* FIX: Prevenir desbordamiento */
    width: 100%;
    box-sizing: border-box;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-accent);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-silver-light);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    margin-bottom: var(--space-lg);
    animation: fade-in-up 0.6s ease-out 0.2s both;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-tactical);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 15vw, 5rem);
    line-height: 0.95;
    letter-spacing: 0.02em;
    margin-bottom: var(--space-md);
}

.title-line {
    display: block;
    animation: fade-in-up 0.6s ease-out both;
}

.title-line:nth-child(1) { animation-delay: 0.3s; }
.title-line:nth-child(2) { animation-delay: 0.4s; }
.title-line:nth-child(3) { animation-delay: 0.5s; }

.title-accent {
    color: var(--accent-tactical);
    text-shadow: 0 0 40px rgba(59, 130, 246, 0.5);
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 100%;
    margin: 0 auto var(--space-lg);
    animation: fade-in-up 0.6s ease-out 0.6s both;
    padding: 0 var(--space-md);
}

/* Hero Actions - Base Móvil */
.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
    max-width: 300px;
    margin: 0 auto; /* Centra el contenedor vertical */
}

.hero-actions .btn {
    width: 100%;
}

/* --- Desktop/Tablet Correction --- */
@media (min-width: 480px) {
    .hero-actions {
        flex-direction: row;
        max-width: none; /* Permite que crezca */
        /* FIX: Centrar botones horizontalmente */
        justify-content: center; 
        margin: 0 auto;
    }

    .hero-actions .btn {
        width: auto; /* Botones con ancho natural */
    }
}
@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: fade-in 1s ease-out 1s both;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, var(--accent-tactical), transparent);
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.5); opacity: 0.5; }
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ═══════════════════════════════════════════════════════════════
   ABOUT SECTION - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

.about {
    padding: var(--space-2xl) 0;
    background: var(--bg-secondary);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
}

.about-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
    align-items: stretch;
}

.section-label {
    display: inline-block;
    font-family: var(--font-accent);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-tactical);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 6vw, 3rem);
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    font-size: 0.9375rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-subtle);
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--accent-tactical);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.feature-card {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--accent-tactical);
    transform: translateX(4px);
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-md);
    color: var(--accent-tactical);
}

.feature-title {
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.feature-text {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ═══════════════════════════════════════════════════════════════
   CATALOG SECTION - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

.catalog {
    padding: var(--space-2xl) 0;
    min-height: 100vh;
}

.catalog-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.catalog-controls {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    width: 100%;
}

.search-box {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    width: 100%;
    box-sizing: border-box;
}

.search-box:focus-within {
    border-color: var(--accent-tactical);
}

.search-box svg {
    color: var(--text-muted);
    flex-shrink: 0;
}

.search-box input {
    background: none;
    border: none;
    color: var(--text-primary);
    flex: 1;
    min-width: 0;
    outline: none;
}

.search-box input::placeholder {
    color: var(--text-muted);
}

/* Categories */
.categories-wrapper {
    margin-bottom: var(--space-lg);
    overflow-x: auto;
    padding-bottom: var(--space-sm);
    /* FIX: Scroll snap para mejor UX en móvil */
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    /* Ocultar scrollbar en móvil */
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.categories-wrapper::-webkit-scrollbar {
    display: none;
}

.categories {
    display: flex;
    gap: var(--space-sm);
    /* FIX: Prevenir wrap no deseado */
    flex-wrap: nowrap;
}

.category-btn {
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    white-space: nowrap;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    /* FIX: Scroll snap */
    scroll-snap-align: start;
}

.category-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-accent);
}

.category-btn.active {
    color: var(--bg-primary);
    background: var(--accent-silver);
    border-color: var(--accent-silver);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
    gap: var(--space-md);
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
    animation: card-reveal 0.5s ease-out forwards;
}

.product-card:nth-child(1) { animation-delay: 0.05s; }
.product-card:nth-child(2) { animation-delay: 0.1s; }
.product-card:nth-child(3) { animation-delay: 0.15s; }
.product-card:nth-child(4) { animation-delay: 0.2s; }
.product-card:nth-child(5) { animation-delay: 0.25s; }
.product-card:nth-child(6) { animation-delay: 0.3s; }
.product-card:nth-child(7) { animation-delay: 0.35s; }
.product-card:nth-child(8) { animation-delay: 0.4s; }

@keyframes card-reveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card:hover {
    border-color: var(--accent-tactical);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* FIX: Contenedor de imagen de producto */
.product-image {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 75%; /* Aspect ratio 4:3 */
    overflow: hidden;
    background: var(--bg-secondary);
}

.product-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform var(--transition-slow);
}

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

.product-badge {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--bg-primary);
    background: var(--accent-tactical);
    border-radius: var(--radius-sm);
    z-index: 1;
}

.product-content {
    padding: var(--space-md);
}

.product-name {
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    line-height: 1.3;
}

.product-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--space-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-actions {
    display: flex;
    gap: var(--space-sm);
}

.product-actions .btn {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.75rem;
}

/* Loading State */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
    gap: var(--space-md);
}

.loader {
    display: flex;
    gap: var(--space-sm);
}

.loader-ring {
    width: 12px;
    height: 12px;
    border: 2px solid var(--border-accent);
    border-top-color: var(--accent-tactical);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loader-ring:nth-child(2) { animation-delay: 0.15s; }
.loader-ring:nth-child(3) { animation-delay: 0.3s; }

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
    text-align: center;
}

.empty-state svg {
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════════════════════
   CONTACT SECTION - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

.contact {
    padding: var(--space-2xl) 0;
    background: var(--bg-secondary);
}

.contact-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
    align-items: stretch;
}

.contact-text {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    font-size: 0.9375rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.contact-method:hover {
    border-color: var(--accent-tactical);
    transform: translateX(4px);
}

.method-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.method-icon.whatsapp {
    background: rgba(37, 211, 102, 0.1);
    color: #25d366;
}

.method-icon.email {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-tactical);
}

.method-icon.location {
    background: rgba(184, 184, 184, 0.1);
    color: var(--accent-silver);
}

.method-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.method-label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.method-value {
    font-weight: 500;
    font-size: 0.875rem;
}

.contact-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-card {
    position: relative;
    width: 100%;
    max-width: 400px;
    aspect-ratio: 4/3;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(184, 184, 184, 0.1) 0%, transparent 50%);
}

.visual-content {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.visual-logo img {
    height: 80px;
    width: auto;
}

.visual-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--accent-silver);
    letter-spacing: 0.05em;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

.footer {
    padding: var(--space-2xl) 0 var(--space-lg);
    background: var(--bg-primary);
    border-top: 1px solid var(--border-subtle);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: var(--space-sm);
}

.footer-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    max-width: 300px;
}

.footer-links h4 {
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links a {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-subtle);
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════════
   CART SIDEBAR - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 420px;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-subtle);
    z-index: 1200;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--transition-base);
}

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

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.cart-header h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
}

.cart-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.cart-close:hover {
    color: var(--text-primary);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-sm);
    min-height: 0; /* FIX: Para flexbox scroll */
}

.cart-item {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
}

.cart-item-image {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-secondary);
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.cart-item-info {
    flex: 1;
    min-width: 0;
}

.cart-item-name {
    font-size: 0.8125rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-xs);
}

.qty-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.qty-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent-tactical);
}

.qty-value {
    font-weight: 500;
    min-width: 20px;
    text-align: center;
    font-size: 0.875rem;
}

.cart-item-remove {
    color: var(--text-muted);
    transition: color var(--transition-fast);
    padding: var(--space-xs);
    align-self: flex-start;
}

.cart-item-remove:hover {
    color: var(--danger);
}

.cart-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    text-align: center;
    color: var(--text-muted);
}

.cart-empty svg {
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.cart-empty p {
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.cart-notes {
    padding: var(--space-md);
    border-top: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.cart-notes label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cart-notes textarea {
    width: 100%;
    padding: var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    resize: none;
    height: 60px;
    transition: border-color var(--transition-fast);
    box-sizing: border-box;
}

.cart-notes textarea:focus {
    outline: none;
    border-color: var(--accent-tactical);
}

.cart-actions {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-top: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.cart-actions .btn {
    flex: 1;
    font-size: 0.75rem;
    padding: var(--space-sm) var(--space-md);
}

/* ═══════════════════════════════════════════════════════════════
   PRODUCT MODAL - MOBILE FIRST (FIX: Imágenes grandes)
   ═══════════════════════════════════════════════════════════════ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1300;
    display: flex;
    align-items: flex-end; /* FIX: Modal desde abajo en móvil */
    justify-content: center;
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    /* FIX: Prevenir scroll del body cuando modal está abierto */
    overflow-y: auto;
}

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

.modal {
    position: relative;
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    max-height: 90dvh;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0; /* FIX: Bordes solo arriba en móvil */
    overflow: hidden;
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    color: var(--text-primary);
    z-index: 10;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.7);
}

.modal-content {
    display: flex;
    flex-direction: column;
    max-height: 90vh;
    max-height: 90dvh;
    overflow-y: auto;
}

/* FIX: Contenedor de imagen del modal - CORREGIDO */
.modal-image {
    position: relative;
    width: 100%;
    max-height: 50vh;
    max-height: 50dvh;
    min-height: 200px;
    background: var(--bg-card);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image img {
    width: 100%;
    height: 100%;
    max-height: 50vh;
    max-height: 50dvh;
    object-fit: contain;
    object-position: center;
}

.modal-details {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    /* FIX: Min-height para contenido */
    min-height: 0;
}

.modal-category {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-tactical);
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
    width: fit-content;
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

.modal-description {
    color: var(--text-secondary);
    line-height: 1.6;
    flex: 1;
    margin-bottom: var(--space-lg);
    font-size: 0.9375rem;
}

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

.modal-actions .btn {
    width: 100%;
}

/* ═══════════════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
   ═══════════════════════════════════════════════════════════════ */

.toast-container {
    position: fixed;
    bottom: var(--space-md);
    left: var(--space-md);
    right: var(--space-md);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: toast-in 0.3s ease-out;
    pointer-events: auto;
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast.success {
    border-color: var(--success);
}

.toast.error {
    border-color: var(--danger);
}

.toast-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

.toast.success .toast-icon {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.toast.error .toast-icon {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.toast-message {
    font-size: 0.8125rem;
}

/* ═══════════════════════════════════════════════════════════════
   ADMIN STYLES - MOBILE FIRST
   ═══════════════════════════════════════════════════════════════ */

.admin-body {
    background: var(--bg-primary);
}

/* Admin Login Screen */
.admin-login {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    text-align: center;
}

.login-logo {
    height: 56px;
    margin-bottom: var(--space-lg);
}

.login-card h2 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.login-card > p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    font-size: 0.875rem;
}

.login-error {
    color: var(--danger);
    font-size: 0.8125rem;
    margin-top: var(--space-md);
}

/* Admin Dashboard Layout */
.admin-dashboard {
    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
}

/* Admin Mobile Header */
.admin-header {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height-mobile);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-md);
    z-index: 100;
}

.menu-toggle-admin {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.menu-toggle-admin:hover {
    color: var(--text-primary);
    border-color: var(--accent-tactical);
}

.admin-header-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.admin-header-brand img {
    height: 28px;
}

.admin-header-brand span {
    font-family: var(--font-accent);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-silver);
}

.admin-header-actions {
    display: flex;
    gap: var(--space-sm);
}

.header-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.header-link:hover {
    color: var(--text-primary);
    border-color: var(--accent-tactical);
}

/* Sidebar Overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 150;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* Admin Sidebar */
.admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    z-index: 200;
    transition: transform var(--transition-base);
    padding-top: var(--space-md);
}

.admin-sidebar.active {
    transform: translateX(0);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
}

.sidebar-header img {
    height: 36px;
}

.sidebar-header span {
    font-family: var(--font-accent);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-silver);
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-md);
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
    padding: var(--space-md);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin-bottom: var(--space-xs);
}

.nav-item:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-tactical);
}

.sidebar-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--border-subtle);
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
    padding: var(--space-md);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* Admin Main */
.admin-main {
    flex: 1;
    padding: calc(var(--header-height-mobile) + var(--space-md)) var(--space-md) var(--space-md);
    width: 100%;
    box-sizing: border-box;
}

.admin-tab {
    display: none;
}

.admin-tab.active {
    display: block;
}

.tab-header {
    margin-bottom: var(--space-lg);
}

.tab-header h1 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
}

.tab-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

.stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.stat-icon.products-icon {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-tactical);
}

.stat-icon.categories-icon {
    background: rgba(184, 184, 184, 0.1);
    color: var(--accent-silver);
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-card .stat-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Quick Actions */
.quick-actions {
    margin-top: var(--space-lg);
}

.quick-actions h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.actions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

.action-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.action-card:hover {
    border-color: var(--accent-tactical);
    color: var(--text-primary);
    transform: translateX(4px);
}

.action-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-md);
    color: var(--accent-tactical);
    flex-shrink: 0;
}

.action-card span {
    font-size: 0.875rem;
    font-weight: 500;
}

/* Mobile Products Cards */
.products-mobile {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.product-mobile-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.product-mobile-card-header {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-sm);
}

.product-mobile-card-image {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-mobile-card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.product-mobile-card-info {
    flex: 1;
    min-width: 0;
}

.product-mobile-card-name {
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--space-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-mobile-card-category {
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
}

.product-mobile-card-status {
    display: inline-flex;
    padding: 2px var(--space-sm);
    font-size: 0.5625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
}

.product-mobile-card-status.active {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.product-mobile-card-status.inactive {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.product-mobile-card-actions {
    display: flex;
    border-top: 1px solid var(--border-subtle);
}

.product-mobile-card-actions button {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm);
    font-size: 0.75rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    border: none;
    background: none;
    cursor: pointer;
}

.product-mobile-card-actions button:first-child {
    border-right: 1px solid var(--border-subtle);
}

.product-mobile-card-actions button:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.02);
}

.product-mobile-card-actions button.delete:hover {
    color: var(--danger);
}

/* Data Table - Hidden on mobile */
.data-table-container {
    display: none;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

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

.data-table th,
.data-table td {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

.data-table th {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: var(--bg-secondary);
}

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

.data-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.table-image {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.table-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.status-badge {
    display: inline-flex;
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.5625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
}

.status-badge.active {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.status-badge.inactive {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.table-actions {
    display: flex;
    gap: var(--space-xs);
}

.table-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.table-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent-tactical);
}

.table-btn.delete:hover {
    color: var(--danger);
    border-color: var(--danger);
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    transition: all var(--transition-fast);
}

.category-card:hover {
    border-color: var(--accent-tactical);
}

.category-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.category-card h4 {
    font-size: 0.9375rem;
    font-weight: 600;
}

.category-card p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.5;
}

.category-card-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-subtle);
}

.category-card-footer .table-btn {
    width: 36px;
    height: 36px;
}

/* Admin Modal */
.admin-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1500;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    overflow-y: auto;
}

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

.admin-modal .modal-content {
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    max-height: 90dvh;
    overflow-y: auto;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: var(--space-lg);
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.admin-modal.active .modal-content {
    transform: translateY(0);
}

.modal-sm {
    max-width: 400px !important;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
    position: sticky;
    top: 0;
    background: var(--bg-secondary);
    padding-bottom: var(--space-md);
    z-index: 10;
}

.modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
}

.modal-close-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    cursor: pointer;
}

.modal-close-btn:hover {
    color: var(--text-primary);
}

/* Forms */
.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-tactical);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-hint {
    display: block;
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
}

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

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: 0.8125rem;
}

.checkbox-label input {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.checkbox-label input:checked + .checkbox-custom {
    background: var(--accent-tactical);
    border-color: var(--accent-tactical);
}

.checkbox-label input:checked + .checkbox-custom::after {
    content: '';
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) translateY(-1px);
}

.form-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-subtle);
}

.form-actions .btn {
    width: 100%;
}

/* Image Upload */
.image-upload {
    cursor: pointer;
}

.upload-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 2px dashed var(--border-accent);
    border-radius: var(--radius-lg);
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.upload-preview:hover {
    border-color: var(--accent-tactical);
    color: var(--text-secondary);
}

.upload-preview img {
    max-height: 150px;
    max-width: 100%;
    border-radius: var(--radius-md);
    object-fit: contain;
}

.upload-preview.has-image {
    padding: var(--space-md);
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS - MOBILE FIRST (min-width)
   ═══════════════════════════════════════════════════════════════ */

/* Small tablets and large phones (480px+) */
@media (min-width: 480px) {
    .hero-actions {
        flex-direction: row;
        max-width: none;
    }
    
    .hero-actions .btn {
        width: auto;
    }
    
    .hero-scroll {
        bottom: var(--space-2xl);
    }
    
    .scroll-line {
        height: 60px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .modal-actions {
        flex-direction: row;
    }
    
    .modal-actions .btn {
        width: auto;
        flex: 1;
    }
    
    .form-actions {
        flex-direction: row;
        justify-content: flex-end;
    }
    
    .form-actions .btn {
        width: auto;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablets (768px+) */
@media (min-width: 768px) {
    /* Header */
    .header-container {
        height: var(--header-height);
        padding: 0 var(--space-lg);
    }
    
    .logo-img {
        height: 48px;
    }
    
    .nav {
        position: static;
        flex-direction: row;
        opacity: 1;
        visibility: visible;
        background: none;
        gap: var(--space-xl);
    }
    
    .nav-link {
        font-size: 0.875rem;
    }
    
    .menu-toggle {
        display: none;
    }
    
    /* Hero */
    .hero {
        padding-top: 0;
    }
    
    .hero-title {
        font-size: clamp(3rem, 10vw, 8rem);
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        max-width: 600px;
    }
    
    /* About */
    .about {
        padding: var(--space-3xl) 0;
    }
    
    .about-grid {
        flex-direction: row;
    }
    
    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .feature-card {
        gap: var(--space-lg);
        padding: var(--space-lg);
    }
    
    .feature-icon {
        width: 56px;
        height: 56px;
    }
    
    /* Catalog */
    .catalog {
        padding: var(--space-3xl) 0;
    }
    
    .catalog-header {
        flex-direction: row;
        align-items: flex-end;
        flex-wrap: wrap;
        margin-bottom: var(--space-2xl);
    }
    
    .catalog-controls {
        flex-direction: row;
    }
    
    .search-box {
        width: auto;
    }
    
    .search-box input {
        width: 200px;
    }
    
    .categories {
        gap: var(--space-md);
    }
    
    .category-btn {
        padding: var(--space-sm) var(--space-lg);
        font-size: 0.8125rem;
    }
    
    .products-grid {
        gap: var(--space-lg);
    }
    
    .product-content {
        padding: var(--space-lg);
    }
    
    /* Contact */
    .contact {
        padding: var(--space-3xl) 0;
    }
    
    .contact-grid {
        flex-direction: row;
    }
    
    .contact-method {
        gap: var(--space-lg);
        padding: var(--space-lg);
    }
    
    .method-icon {
        width: 48px;
        height: 48px;
    }
    
    .visual-logo img {
        height: 100px;
    }
    
    .visual-text {
        font-size: 1.5rem;
    }
    
    /* Footer */
    .footer {
        padding: var(--space-3xl) 0 var(--space-lg);
    }
    
    .footer-content {
        flex-direction: row;
        grid-template-columns: 2fr 1fr 1fr;
        gap: var(--space-3xl);
        display: grid;
    }
    
    /* Modal */
    .modal-overlay {
        align-items: center;
        padding: var(--space-lg);
    }
    
    .modal {
        border-radius: var(--radius-xl);
        transform: scale(0.95);
    }
    
    .modal-overlay.active .modal {
        transform: scale(1);
    }
    
    .modal-content {
        flex-direction: row;
    }
    
    .modal-image {
        max-height: none;
        aspect-ratio: 1;
        flex: 1;
    }
    
    .modal-image img {
        max-height: none;
    }
    
    .modal-details {
        flex: 1;
        padding: var(--space-2xl);
    }
    
    .modal-title {
        font-size: 2rem;
    }
    
    /* Admin */
    .admin-sidebar {
        transform: translateX(0);
        width: 200px;
        padding-top: 0;
    }
    
    .admin-header {
        display: none;
    }
    
    .sidebar-overlay {
        display: none !important;
    }
    
    .admin-main {
        margin-left: 200px;
        padding: var(--space-2xl);
    }
    
    .tab-header h1 {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .stat-card {
        padding: var(--space-xl);
    }
    
    .stat-card .stat-value {
        font-size: 2rem;
    }
    
    .actions-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    }
    
    .action-card {
        flex-direction: column;
        text-align: center;
    }
    
    .action-icon {
        margin-bottom: var(--space-sm);
        width: 56px;
        height: 56px;
    }
    
    /* Show data table, hide mobile cards */
    .products-mobile {
        display: none;
    }
    
    .data-table-container {
        display: block;
    }
    
    .categories-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
    
    .form-row {
        flex-direction: row;
    }
    
    .admin-modal .modal-content {
        border-radius: var(--radius-xl);
        padding: var(--space-xl);
        transform: scale(0.95);
    }
    
    .admin-modal.active .modal-content {
        transform: scale(1);
    }
    
    .modal-header {
        position: static;
        padding-bottom: 0;
        margin-bottom: var(--space-xl);
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    .about-text {
        font-size: 1rem;
    }
    
    .about-features {
        gap: var(--space-lg);
    }
    
    .catalog-controls {
        gap: var(--space-md);
    }
    
    .admin-sidebar {
        width: 260px;
    }
    
    .admin-main {
        margin-left: 260px;
    }
}

/* Large Desktop (1280px+) */
@media (min-width: 1280px) {
    .hero-radar {
        width: 800px;
        height: 800px;
        margin: -400px 0 0 -400px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

/* ═══════════════════════════════════════════════════════════════
   REDUCED MOTION
   ═══════════════════════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .hero-radar,
    .hero-scanline,
    .badge-dot,
    .scroll-line {
        animation: none;
    }
}

/* ═══════════════════════════════════════════════════════════════
   SAFE AREA INSETS (para dispositivos con notch)
   ═══════════════════════════════════════════════════════════════ */

@supports (padding: env(safe-area-inset-bottom)) {
    .cart-sidebar {
        padding-bottom: env(safe-area-inset-bottom);
    }
    
    .modal {
        padding-bottom: env(safe-area-inset-bottom);
    }
    
    .admin-modal .modal-content {
        padding-bottom: calc(var(--space-lg) + env(safe-area-inset-bottom));
    }
    
    .toast-container {
        bottom: calc(var(--space-md) + env(safe-area-inset-bottom));
    }
}