/* ================================================================
   THE LOOT LAB — DESIGN SYSTEM v2.0
   Dark Gamer & Maker × Gaming × 3D Printing × Collectible Culture
================================================================ */

/* ----------------------------------------------------------------
   TOKENS
---------------------------------------------------------------- */
:root {
    /* Backgrounds */
    --bg-base:       #0B1120;
    --bg-dark:       #080E1A;
    --bg-panel:      #111827;
    --bg-card:       #141F2E;
    --bg-card-hover: #1A2840;

    /* Borders */
    --border-subtle:  rgba(255,255,255,0.06);
    --border-medium:  rgba(255,255,255,0.10);
    --border-orange:  rgba(249,115,22,0.4);

    /* Text */
    --text-primary:   #F8FAFC;
    --text-secondary: #64748B;
    --text-muted:     #334155;

    /* Accent: Loot Orange */
    --orange:        #F97316;
    --orange-dim:    rgba(249,115,22,0.15);
    --orange-glow:   rgba(249,115,22,0.08);

    /* Accent: Mana Cyan */
    --cyan:          #06B6D4;
    --cyan-dim:      rgba(6,182,212,0.12);

    /* Layout */
    --sidebar-w:     220px;
    --topbar-h:      64px;

    /* Type */
    --font-display:  'Space Grotesk', sans-serif;
    --font-ui:       'Chakra Petch', sans-serif;
    --font-body:     'Plus Jakarta Sans', sans-serif;

    /* Easing */
    --ease-out:      cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring:   cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ----------------------------------------------------------------
   RESET & BASE
---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ----------------------------------------------------------------
   UTILITIES
---------------------------------------------------------------- */
.orange { color: var(--orange); }
.section-tag {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--text-secondary);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}
.tag-slash { color: var(--orange); }

/* ----------------------------------------------------------------
   LAYOUT
---------------------------------------------------------------- */
.layout-wrapper {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* Ambient Floating Isotipo */
.bg-ambient-isotipo {
    position: fixed;
    top: 50%;
    left: 60%;
    transform: translate(-50%, -50%);
    width: 600px;
    max-width: 80vw;
    z-index: 0; /* Behind main content */
    pointer-events: none;
    opacity: 0.15;
    animation: ambient-float 8s ease-in-out infinite;
}

@keyframes ambient-float {
    0%, 100% { transform: translate(-50%, calc(-50% + 10px)); }
    50% { transform: translate(-50%, calc(-50% - 10px)); }
}
.main-content {
    flex: 1;
    margin-left: var(--sidebar-w);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ================================================================
   SIDEBAR
================================================================ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-w);
    height: 100vh;
    background-color: var(--bg-dark);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    z-index: 200;
    padding: 0 0 2rem 0;
    overflow: hidden;
}

/* Logo en sidebar */
.sidebar-logo {
    padding: 1.5rem 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
}
.logo-img {
    /*
     * logo.png tiene fondo BLANCO (no transparente).
     * invert(1) convierte: blanco-bg → negro, negro-texto → blanco.
     * mix-blend-mode:screen hace que el fondo negro invertido
     * desaparezca sobre cualquier superficie oscura, dejando
     * solo el isotipo y las letras visibles en blanco.
     */
    /*
     * hue-rotate(180deg) después de invert() cancela el giro
     * de tono en colores cromáticos: naranja (30°) → invertido
     * a cian (210°) → +180° = 390° = 30° ≈ naranja original ✓
     * Blancos/negros (acromáticos) no se ven afectados.
     */
    filter: invert(1) hue-rotate(180deg);
    mix-blend-mode: screen;
    width: 140px;
    height: auto;
}
.footer-logo .logo-img {
    width: 100px;
    filter: invert(1) hue-rotate(180deg);
    mix-blend-mode: screen;
    opacity: 0.45;
}

/* Nav lateral */
.sidebar-nav {
    flex: 1;
    padding: 1.5rem 0;
    overflow-y: auto;
}
.sidebar-nav ul { display: flex; flex-direction: column; gap: 2px; }

.sidebar-item {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 0.85rem 1.25rem;
    cursor: pointer;
    transition: background 0.2s var(--ease-out);
    border-left: 2px solid transparent;
}
.sidebar-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--orange-glow);
    opacity: 0;
    transition: opacity 0.25s;
}
.sidebar-item:hover::before { opacity: 1; }

/* Número */
.item-num {
    font-family: var(--font-ui);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    margin-bottom: 0.4rem;
    transition: color 0.2s;
}
.sidebar-item:hover .item-num,
.sidebar-item.active .item-num {
    color: var(--orange);
}

/* Body de ítem */
.item-body {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}
.item-icon {
    width: 18px;
    height: 18px;
    color: var(--text-secondary);
    flex-shrink: 0;
    transition: color 0.2s;
}
.sidebar-item:hover .item-icon,
.sidebar-item.active .item-icon { color: var(--text-primary); }

.item-label {
    font-family: var(--font-ui);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.07em;
    color: var(--text-secondary);
    transition: color 0.2s;
    white-space: nowrap;
}
.sidebar-item:hover .item-label { color: var(--text-primary); }
.sidebar-item.active .item-label { color: var(--text-primary); }

/* Indicador activo */
.item-active-indicator {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 0;
    background: var(--orange);
    transition: height 0.3s var(--ease-out);
}
.sidebar-item.active .item-active-indicator { height: 70%; }
.sidebar-item.active { border-left-color: var(--orange); }

/* Separador */
.sidebar-divider {
    margin: 0 1.25rem;
    border: none;
    border-top: 1px solid var(--border-subtle);
}

/* Tagline de marca */
.sidebar-tagline {
    padding: 1.5rem 1.25rem 0;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}
.sidebar-tagline p {
    font-family: var(--font-ui);
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    line-height: 1.7;
}
.sidebar-isotipo {
    width: 28px;
    height: 28px;
    overflow: hidden;
}
.sidebar-isotipo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: saturate(1.2);
}

/* ================================================================
   TOPBAR / HEADER
================================================================ */
.topbar {
    position: sticky;
    top: 0;
    z-index: 150;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    height: var(--topbar-h);
    background: rgba(11, 17, 32, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0 2rem;
}
.topbar-spacer { width: 1px; }

/* Nav central */
.topbar-nav ul {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    justify-content: center;
}
.nav-link {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    color: var(--text-secondary);
    padding-bottom: 3px;
    border-bottom: 1px solid transparent;
    transition: color 0.2s, border-color 0.2s;
    text-transform: uppercase;
}
.nav-link:hover { color: var(--text-primary); }
.nav-link.active {
    color: var(--text-primary);
    border-bottom-color: var(--orange);
}

/* Acciones derecha */
.topbar-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1rem;
}

/* Carrito */
.cart-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-ui);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    transition: color 0.2s;
    padding: 0.35rem 0;
    border-bottom: 1px solid transparent;
}
.cart-btn:hover { color: var(--text-primary); }
.cart-icon { width: 16px; height: 16px; }
.cart-count { color: var(--orange); font-weight: 700; }
.cart-count em { font-style: normal; }

/* Hamburger (mobile) */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--text-secondary);
    transition: all 0.3s;
}

/* ================================================================
   HERO SECTION
================================================================ */
.hero {
    position: relative;
    min-height: calc(100vh - var(--topbar-h));
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* --- Fondo cinematográfico --- */
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}
.hero-bg-left {
    position: absolute;
    top: -20%;
    left: -10%;
    width: 55%;
    height: 130%;
    background: radial-gradient(
        ellipse at 30% 50%,
        rgba(15, 30, 65, 0.8) 0%,
        transparent 70%
    );
}
.hero-bg-right {
    position: absolute;
    top: -10%;
    right: -5%;
    width: 60%;
    height: 120%;
    background: radial-gradient(
        ellipse at 70% 50%,
        rgba(120, 40, 10, 0.35) 0%,
        rgba(60, 15, 5, 0.2) 40%,
        transparent 70%
    );
}
.hero-bg-center {
    position: absolute;
    top: 20%;
    left: 35%;
    width: 30%;
    height: 60%;
    background: radial-gradient(
        ellipse,
        rgba(249,115,22,0.04) 0%,
        transparent 70%
    );
}

/* Grid de puntos */
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse at 50% 50%, black 20%, transparent 80%);
}

/* --- Elementos decorativos flotantes --- */
.decorative-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}
.deco {
    position: absolute;
    opacity: 0.12;
}

/* Rombo grande */
.deco-diamond {
    top: 8%;
    right: 6%;
    width: 40px;
    height: 40px;
    border: 1.5px solid var(--orange);
    transform: rotate(45deg);
    animation: slow-rotate 20s linear infinite;
}
/* Cruz/plus */
.deco-cross {
    top: 4%;
    right: 18%;
    width: 16px;
    height: 16px;
    opacity: 0.15;
}
.deco-cross::before, .deco-cross::after {
    content: '';
    position: absolute;
    background: var(--orange);
}
.deco-cross::before { width: 100%; height: 1.5px; top: 50%; transform: translateY(-50%); }
.deco-cross::after  { width: 1.5px; height: 100%; left: 50%; transform: translateX(-50%); }

/* Cuadrado pequeño */
.deco-square {
    bottom: 25%;
    left: 42%;
    width: 10px;
    height: 10px;
    background: var(--orange);
    opacity: 0.25;
    animation: float-tiny 8s ease-in-out infinite;
}
/* Triángulo */
.deco-triangle {
    bottom: 35%;
    right: 10%;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 14px solid var(--orange);
    opacity: 0.1;
    animation: float-tiny 11s ease-in-out infinite reverse;
}
/* Plus bottom-right */
.deco-plus.deco-br {
    bottom: 15%;
    right: 28%;
    width: 20px;
    height: 20px;
    opacity: 0.1;
}
.deco-plus::before, .deco-plus::after {
    content: '';
    position: absolute;
    background: var(--cyan);
}
.deco-plus::before { width: 100%; height: 1.5px; top: 50%; transform: translateY(-50%); }
.deco-plus::after  { width: 1.5px; height: 100%; left: 50%; transform: translateX(-50%); }

/* Anillo */
.deco-ring {
    top: 60%;
    left: 38%;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1.5px solid var(--cyan);
    opacity: 0.08;
    animation: float-tiny 14s ease-in-out infinite 2s;
}

/* Pixel blocks decorativos */
.deco-pixel-block {
    bottom: 8%;
    left: 44%;
    width: 8px;
    height: 8px;
    background: var(--orange);
    opacity: 0.35;
    animation: blink-px 4s ease-in-out infinite;
}
.deco-pixel-b {
    bottom: 10%;
    left: 46%;
    width: 4px;
    height: 4px;
    animation-delay: 2s;
    opacity: 0.2;
}

/* Animations decorativas */
@keyframes slow-rotate {
    from { transform: rotate(45deg); }
    to   { transform: rotate(405deg); }
}
@keyframes float-tiny {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-8px); }
}
@keyframes blink-px {
    0%, 100% { opacity: 0.35; }
    50%       { opacity: 0.1; }
}

/* --- Hero inner layout --- */
.hero-inner {
    position: relative;
    z-index: 2;
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 3rem 3.5rem 2rem 3.5rem;
    gap: 2rem;
}

/* --- Copy lado izquierdo --- */
.hero-copy {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 540px;
}

/* Eyebrow */
.hero-eyebrow {
    font-family: var(--font-ui);
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    color: var(--text-secondary);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.eyebrow-slash { color: var(--orange); font-weight: 700; }
.eyebrow-sep   { color: var(--orange); opacity: 0.8; }

/* Título display */
.hero-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(3.2rem, 6vw, 5.5rem);
    line-height: 1.0;
    letter-spacing: -0.02em;
}
.title-white  { color: var(--text-primary); }
.title-orange { color: var(--orange); }

/* Descripción */
.hero-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 400px;
}

/* CTAs */
.hero-ctas {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Botón primario naranja estilo gaming */
.cta-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.6rem;
    background-color: var(--orange);
    color: #0B1120;
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border-radius: 2px;
    border: 1px solid var(--orange);
    position: relative;
    overflow: hidden;
    transition: background 0.25s, box-shadow 0.25s, transform 0.2s var(--ease-spring);
}
.cta-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.12);
    opacity: 0;
    transition: opacity 0.2s;
}
.cta-primary:hover {
    box-shadow: 0 0 24px rgba(249,115,22,0.5);
    transform: translateY(-2px);
    color: #0B1120;
}
.cta-primary:hover::before { opacity: 1; }
.cta-primary:active { transform: translateY(0); }

.cta-bracket {
    font-family: var(--font-ui);
    font-size: 0.75rem;
    opacity: 0.7;
}

/* Botón secundario outline */
.cta-secondary {
    font-family: var(--font-ui);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-secondary);
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border-medium);
    transition: color 0.2s, border-color 0.2s;
}
.cta-secondary:hover {
    color: var(--text-primary);
    border-color: var(--orange);
}

/* Drop indicator */
.drop-indicator {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 0.5rem;
}
.drop-line {
    display: block;
    width: 40px;
    height: 1px;
    background: var(--border-medium);
}
.drop-label {
    font-family: var(--font-ui);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    text-transform: uppercase;
}
.drop-label em {
    font-style: normal;
    color: var(--orange);
}

/* --- Visual lado derecho --- */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 420px;
}

/* Glow ambiental naranja detrás del producto */
.visual-glow {
    position: absolute;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: radial-gradient(
        circle,
        rgba(249,115,22,0.18) 0%,
        rgba(249,115,22,0.06) 45%,
        transparent 70%
    );
    pointer-events: none;
}

/* Composicion visual hero */
.visual-composition {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}


/* Isotipo principal */
.visual-isotipo {
    width: clamp(260px, 35vw, 380px);
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(249,115,22,0.3))
            drop-shadow(0 0 80px rgba(180, 60, 10, 0.2));
    position: relative;
    z-index: 3;
}

/* Floating animation */
@keyframes floating {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-18px); }
}
.floating { animation: floating 6s ease-in-out infinite; }

/* Accents visuales alrededor */
.visual-accent {
    position: absolute;
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-orange);
    pointer-events: none;
}
.va-tl { top: 10%; left: 8%; border-right: none; border-bottom: none; }
.va-br { bottom: 10%; right: 8%; border-left: none; border-top: none; }

/* Rombo decorativo en esquina */
.visual-diamond-corner {
    position: absolute;
    top: 5%;
    right: 5%;
    width: 22px;
    height: 22px;
    border: 1.5px solid var(--orange);
    transform: rotate(45deg);
    opacity: 0.4;
    animation: slow-rotate 25s linear infinite;
}

/* --- Hero footer --- */
.hero-footer {
    position: relative;
    z-index: 2;
    padding: 1rem 3.5rem;
    border-top: 1px solid var(--border-subtle);
}
.hero-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.build-display {
    font-family: var(--font-ui);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.bd-icon { color: var(--orange); font-size: 0.5rem; }
.bd-sep  { color: var(--orange); opacity: 0.6; }

/* Scroll indicator */
.scroll-indicator {
    display: flex;
    gap: 6px;
    align-items: center;
}
.scroll-indicator span {
    width: 20px;
    height: 2px;
    background: var(--text-muted);
    border-radius: 1px;
    transition: background 0.3s, width 0.3s;
}
.scroll-indicator span:first-child {
    background: var(--orange);
    width: 32px;
}

/* ================================================================
   CATALOG SECTION
================================================================ */
.section-catalog {
    padding: 5rem 3.5rem;
    background-color: var(--bg-panel);
    border-top: 1px solid var(--border-subtle);
}

.section-header {
    margin-bottom: 2.5rem;
}
.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 0.5rem;
}
.section-sub {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Tabs */
.filter-tabs {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 2.5rem;
    border-bottom: 1px solid var(--border-subtle);
}
.filter-tab {
    font-family: var(--font-ui);
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 0.7rem 1.5rem;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 0.2s, border-color 0.2s;
    text-transform: uppercase;
}
.filter-tab:hover { color: var(--text-primary); }
.filter-tab.active {
    color: var(--text-primary);
    border-bottom-color: var(--orange);
}

/* Products grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

/* Product card */
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 4px;
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s var(--ease-out), box-shadow 0.3s;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--orange-glow) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
}
.product-card:hover {
    border-color: var(--border-orange);
    box-shadow: 0 8px 24px rgba(249, 115, 22, 0.15);
    transform: translateY(-4px);
}
.product-card:hover::before { opacity: 1; }

/* Badge de rareza */
.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-family: var(--font-ui);
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.2rem 0.55rem;
    border-radius: 2px;
    z-index: 5;
}
.badge-stock {
    background: rgba(6,182,212,0.1);
    color: var(--cyan);
    border: 1px solid rgba(6,182,212,0.25);
}
.badge-limited {
    background: rgba(249,115,22,0.12);
    color: var(--orange);
    border: 1px solid rgba(249,115,22,0.3);
}
.badge-presale {
    background: rgba(99,102,241,0.12);
    color: #818CF8;
    border: 1px solid rgba(99,102,241,0.25);
}

/* Imagen del producto */
.product-image {
    aspect-ratio: 1;
    background: var(--bg-dark);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.product-image svg {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
}
.product-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top, var(--bg-dark), transparent);
}

/* Info del producto */
.product-name {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
}
.product-material {
    font-family: var(--font-ui);
    font-size: 0.62rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-top: 0.1rem;
}
.product-spec {
    font-family: var(--font-ui);
    font-size: 0.62rem;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    margin-top: 0.2rem;
}

/* Selector de colores */
.color-selector {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}
.color-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: transform 0.2s var(--ease-spring), box-shadow 0.2s;
}
.color-dot:hover { transform: scale(1.2); }
.color-dot.active {
    box-shadow: 0 0 0 2px var(--bg-card), 0 0 0 3px var(--orange);
}

/* Footer de la tarjeta */
.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
}
.product-price {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}
.product-price small {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-weight: 400;
    display: block;
    margin-bottom: 1px;
}

/* Botón add-to-cart */
.btn-add-cart {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-base);
    border: 1px solid var(--border-medium);
    border-radius: 2px;
    color: var(--text-secondary);
    transition: all 0.2s;
    font-size: 1rem;
    cursor: pointer; /* Estrictamente interactuable */
}
.btn-add-cart:hover {
    background: var(--orange);
    border-color: var(--orange);
    color: #0B1120;
    transform: scale(1.12); /* Crece ligeramente */
    box-shadow: 0 0 12px rgba(249,115,22,0.4); /* Resplandor exterior */
}
.btn-add-cart:active {
    transform: scale(0.92); /* Presión inmediata */
}

/* Imagen dentro de product-card para el zoom */
.product-image img {
    transition: transform 0.3s ease;
}
.product-card:hover .product-image img {
    transform: scale(1.03);
}

/* ================================================================
   TRUST / SPECS SECTION
================================================================ */
.section-trust {
    padding: 5rem 3.5rem;
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2.5rem;
}
.trust-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 4px;
    padding: 2rem 1.5rem;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s var(--ease-out);
}
.trust-card:hover {
    border-color: rgba(6,182,212,0.3);
    transform: translateY(-4px);
}
.trust-num {
    font-family: var(--font-ui);
    font-size: 0.65rem;
    color: var(--orange);
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}
.trust-icon {
    width: 28px;
    height: 28px;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}
.trust-card h4 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 0.75rem;
}
.trust-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}
.trust-spec {
    font-family: var(--font-ui);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    border-top: 1px solid var(--border-subtle);
    padding-top: 1rem;
}

/* ================================================================
   CONTACT SECTION
================================================================ */
.section-contact {
    padding: 5rem 3.5rem;
    background: var(--bg-panel);
    border-top: 1px solid var(--border-subtle);
}
.contact-inner {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}
.contact-copy .section-title { font-size: 2rem; }
.contact-copy p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 1rem;
    line-height: 1.7;
}
.contact-specs {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-subtle);
}
.cspec {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.82rem;
    color: var(--text-secondary);
}
.cspec-icon { color: var(--orange); font-size: 1rem; }

/* Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-group label {
    font-family: var(--font-ui);
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    text-transform: uppercase;
}
.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--bg-dark);
    border: 1px solid var(--border-subtle);
    border-radius: 2px;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-control:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 2px rgba(249,115,22,0.1);
}
.form-control::placeholder { color: var(--text-muted); }
select.form-control { appearance: none; cursor: pointer; }
textarea.form-control { min-height: 120px; resize: vertical; }
.form-submit { justify-content: center; margin-top: 0.5rem; }

/* ================================================================
   FOOTER
================================================================ */
.site-footer {
    border-top: 1px solid var(--border-subtle);
    padding: 2.5rem 3.5rem;
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.footer-brand {
    font-family: var(--font-ui);
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    color: var(--text-muted);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.footer-copy {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ================================================================
   WHATSAPP BUTTON
================================================================ */
.whatsapp-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 500;
    width: 54px;
    height: 54px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: #fff;
    box-shadow: 0 4px 20px rgba(37,211,102,0.3);
    transition: transform 0.3s var(--ease-spring), box-shadow 0.3s;
}
.whatsapp-btn:hover {
    transform: scale(1.12);
    color: #fff;
    box-shadow: 0 6px 28px rgba(37,211,102,0.45);
}

/* ================================================================
   CART PANEL
================================================================ */
.cart-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: block; /* Removed grid for explicit fixed positioning */
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    background: rgba(0, 0, 0, 0.7); /* Background on overlay itself */
}
.cart-overlay.open {
    opacity: 1;
    pointer-events: all;
}
.cart-panel {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    background-color: #0F172A; /* Solid background to prevent bleeding */
    border-left: 1px solid var(--border-subtle);
    width: 360px;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.35s var(--ease-out);
    z-index: 10000;
}
.cart-overlay.open .cart-panel { 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-close {
    color: var(--text-secondary);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    transition: color 0.2s;
}
.cart-close:hover { color: var(--text-primary); }
.cart-items {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
}
.cart-empty {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-align: center;
    margin-top: 2rem;
    line-height: 1.7;
}
.cart-totals { padding: 1.5rem; border-top: 1px solid var(--border-subtle); }
.total-row {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-ui);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

/* Cart items */
.cart-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-subtle);
}
.cart-item:last-child { border-bottom: none; }
.cart-item-icon {
    width: 42px;
    height: 42px;
    background: var(--bg-card);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    flex-shrink: 0;
}
.cart-item-info { flex: 1; }
.cart-item-name {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
}
.cart-item-price {
    font-family: var(--font-ui);
    font-size: 0.75rem;
    color: var(--orange);
}
.cart-item-remove {
    color: var(--text-muted);
    font-size: 0.8rem;
    transition: color 0.2s;
    align-self: center;
}
.cart-item-remove:hover { color: var(--text-primary); }

/* ================================================================
   RESPONSIVE — TABLET
================================================================ */
@media (max-width: 1024px) {
    :root { --sidebar-w: 200px; }
    .hero-inner { padding: 2.5rem 2.5rem; gap: 1.5rem; }
    .trust-grid { grid-template-columns: 1fr 1fr; }
    .contact-inner { grid-template-columns: 1fr; gap: 2.5rem; }
    .form-row { grid-template-columns: 1fr; }
    .section-catalog, .section-trust, .section-contact { padding: 4rem 2.5rem; }
    .hero-footer { padding: 1rem 2.5rem; }
}

/* ================================================================
   RESPONSIVE — MOBILE
================================================================ */
@media (max-width: 768px) {
    :root { --topbar-h: 60px; }

    /* Sidebar se oculta, se muestra como overlay */
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.35s var(--ease-out);
        z-index: 400;
        width: 280px;
    }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }

    /* Topbar */
    .topbar { grid-template-columns: auto 1fr auto; padding: 0 1.25rem; }
    .topbar-spacer { display: none; }
    .topbar-nav { display: none; }
    .hamburger { display: flex; }

    /* Hero: stack vertical */
    .hero-inner {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
        padding: 2rem 1.5rem;
        text-align: center;
    }
    .hero-copy {
        align-items: center;
        max-width: 100%;
        order: 1;
    }
    .hero-visual {
        order: 0;
        min-height: 260px;
    }
    .visual-isotipo { width: clamp(200px, 60vw, 280px); }
    .hero-description br { display: none; }
    .hero-eyebrow { justify-content: center; }
    .hero-ctas { justify-content: center; }
    .drop-indicator { justify-content: center; }
    .hero-footer { padding: 1rem 1.5rem; }

    /* Sections */
    .section-catalog, .section-trust, .section-contact, .site-footer {
        padding: 3rem 1.5rem;
    }
    .trust-grid { grid-template-columns: 1fr; }
    .products-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
    .footer-inner { flex-direction: column; text-align: center; }

    /* Carrito panel */
    .cart-panel { width: 100vw; }
}

/* Overlay oscuro cuando sidebar está abierto en mobile */
@media (max-width: 768px) {
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.6);
        z-index: 350;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s;
    }
    .sidebar-overlay.open {
        opacity: 1;
        pointer-events: all;
    }
}

/* ================================================================
   PRODUCT MODAL
================================================================ */
.product-modal-overlay {
    position: fixed; inset: 0; background: rgba(0, 0, 0, 0.7); z-index: 9999;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none; transition: opacity 0.3s;
    backdrop-filter: blur(4px);
}
.product-modal-overlay.open {
    opacity: 1; pointer-events: auto;
}
.product-modal-content {
    background-color: #0F172A; border: 1px solid var(--border-medium); border-radius: 4px;
    width: 90%; max-width: 800px; max-height: 90vh; overflow-y: auto;
    position: relative; transform: translateY(20px); transition: transform 0.3s; padding: 2rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    z-index: 10000;
}
.product-modal-overlay.open .product-modal-content {
    transform: translateY(0);
}
.modal-close {
    position: absolute; top: 1rem; right: 1rem; background: none; border: none;
    color: var(--text-secondary); font-size: 1.5rem; cursor: pointer; transition: color 0.2s;
}
.modal-close:hover { color: var(--orange); }
.modal-body {
    display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
}
.modal-gallery img {
    width: 100%; height: auto; max-height: 400px; object-fit: contain; padding: 1rem; background: var(--bg-base); border-radius: 4px;
}
.modal-info {
    display: flex; flex-direction: column; gap: 1rem;
}
.modal-specs p { margin: 0.5rem 0; color: var(--text-secondary); }
.modal-specs strong { color: var(--text-primary); }
@media (max-width: 768px) {
    .modal-body { grid-template-columns: 1fr; }
}