/* ============================================================
   Sercom — hoja de estilos pública
   Mobile-first, sin dependencias ni build step.
   ============================================================ */

:root {
    --c-primary: #0f766e;
    --c-primary-dark: #115e59;
    --c-primary-light: #ccfbf1;
    --c-accent: #f59e0b;
    --c-danger: #dc2626;
    --c-danger-bg: #fef2f2;
    --c-success: #16a34a;
    --c-success-bg: #f0fdf4;
    --c-warning: #d97706;
    --c-warning-bg: #fffbeb;
    --c-text: #1f2937;
    --c-text-soft: #6b7280;
    --c-border: #e5e7eb;
    --c-bg: #f8fafc;
    --c-surface: #ffffff;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .06);
    --shadow-lg: 0 10px 25px rgba(15, 23, 42, .12);
    --font: 'Segoe UI', system-ui, -apple-system, Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* ---------- Reset básico ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.55;
    color: var(--c-text);
    background: var(--c-bg);
}
img { max-width: 100%; display: block; }
a { color: var(--c-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 .5em; }
h1 { font-size: 1.55rem; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
ul { padding-left: 1.2em; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

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

/* ---------- Botones ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 18px;
    min-height: 44px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    text-decoration: none !important;
    transition: background-color .15s ease, border-color .15s ease, color .15s ease;
    -webkit-tap-highlight-color: transparent;
}
.btn-primary { background: var(--c-primary); color: #fff; }
.btn-primary:hover { background: var(--c-primary-dark); }
.btn-outline { background: transparent; color: var(--c-primary); border-color: var(--c-primary); }
.btn-outline:hover { background: var(--c-primary-light); }
.btn-danger { background: transparent; color: var(--c-danger); border-color: var(--c-danger); }
.btn-danger:hover { background: var(--c-danger-bg); }
.btn-ghost { background: transparent; color: var(--c-text-soft); }
.btn-ghost:hover { color: var(--c-text); background: var(--c-border); }
.btn-sm { padding: 7px 12px; min-height: 36px; font-size: .85rem; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ---------- Badges ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 700;
    white-space: nowrap;
}
.badge-success { background: var(--c-success-bg); color: var(--c-success); }
.badge-danger { background: var(--c-danger-bg); color: var(--c-danger); }
.badge-warning { background: var(--c-warning-bg); color: var(--c-warning); }
.badge-info { background: #eff6ff; color: #2563eb; }
.badge-gray { background: #f3f4f6; color: var(--c-text-soft); }
.badge-offer { background: var(--c-accent); color: #fff; }

/* ---------- Alertas / mensajes flash ---------- */
.alert {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin: 16px 0;
    font-size: .95rem;
}
.alert-success { background: var(--c-success-bg); color: #14532d; border: 1px solid #bbf7d0; }
.alert-danger { background: var(--c-danger-bg); color: #7f1d1d; border: 1px solid #fecaca; }
.alert-warning { background: var(--c-warning-bg); color: #78350f; border: 1px solid #fde68a; }
.alert .alert-close {
    background: none; border: none; cursor: pointer;
    font-size: 1.1rem; line-height: 1; color: inherit; padding: 2px;
}
.alert ul { margin: 0; }

/* ---------- Encabezado ---------- */
.site-header {
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    position: sticky;
    top: 0;
    z-index: 50;
}
.header-inner {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--c-primary);
    text-decoration: none !important;
    white-space: nowrap;
}
.brand img { height: 40px; width: auto; }
.header-search { display: none; flex: 1; }
.header-search form { display: flex; width: 100%; }
.header-search input {
    flex: 1;
    border: 1px solid var(--c-border);
    border-right: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    padding: 10px 14px;
    font-size: .95rem;
    font-family: inherit;
    min-width: 0;
}
.header-search input:focus { outline: 2px solid var(--c-primary-light); }
.header-search button {
    border: 1px solid var(--c-primary);
    background: var(--c-primary);
    color: #fff;
    padding: 0 16px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    cursor: pointer;
    font-size: 1rem;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}
.header-icon-btn {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    min-width: 44px;
    min-height: 44px;
    padding: 4px 8px;
    color: var(--c-text);
    text-decoration: none !important;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: var(--radius-sm);
    font-size: .68rem;
    font-family: inherit;
}
.header-icon-btn:hover { background: var(--c-bg); }
.header-icon-btn svg { width: 24px; height: 24px; }
.cart-badge {
    position: absolute;
    top: 0;
    right: 2px;
    background: var(--c-accent);
    color: #fff;
    border-radius: 999px;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .68rem;
    font-weight: 700;
    padding: 0 4px;
}

/* Búsqueda móvil (fila propia) */
.mobile-search {
    padding: 0 0 10px;
}
.mobile-search form { display: flex; }
.mobile-search input {
    flex: 1;
    border: 1px solid var(--c-border);
    border-right: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    padding: 10px 14px;
    font-size: 16px; /* evita zoom automático en iOS */
    font-family: inherit;
    min-width: 0;
}
.mobile-search button {
    border: 1px solid var(--c-primary);
    background: var(--c-primary);
    color: #fff;
    padding: 0 16px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    cursor: pointer;
}

/* ---------- Navegación principal ---------- */
.main-nav {
    background: var(--c-primary);
}
.main-nav .nav-list {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 4px;
}
.main-nav.is-open .nav-list { display: flex; flex-direction: column; padding: 8px 0; }
.main-nav a {
    display: block;
    color: #fff;
    padding: 12px 16px;
    text-decoration: none !important;
    font-weight: 600;
    font-size: .95rem;
    border-radius: var(--radius-sm);
}
.main-nav a:hover { background: var(--c-primary-dark); }

/* ---------- Pie de página ---------- */
.site-footer {
    margin-top: 48px;
    background: #0f172a;
    color: #cbd5e1;
    padding: 32px 0 24px;
    font-size: .9rem;
}
.site-footer a { color: #7dd3fc; }
.footer-grid { display: grid; gap: 24px; }
.site-footer h3 { color: #fff; font-size: 1rem; }
.footer-bottom {
    border-top: 1px solid #1e293b;
    margin-top: 24px;
    padding-top: 16px;
    color: #64748b;
    font-size: .8rem;
}

/* ---------- Banners ---------- */
.banner-slider {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    border-radius: var(--radius);
    margin: 16px 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.banner-slider::-webkit-scrollbar { display: none; }
.banner-slide {
    position: relative;
    flex: 0 0 100%;
    scroll-snap-align: start;
}
.banner-slide img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius);
}
.banner-caption {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    padding: 24px 20px 16px;
    background: linear-gradient(transparent, rgba(15, 23, 42, .85));
    color: #fff;
    border-radius: 0 0 var(--radius) var(--radius);
}
.banner-caption h2 { color: #fff; margin: 0 0 4px; font-size: 1.15rem; }
.banner-caption p { margin: 0; font-size: .9rem; opacity: .9; }

/* ---------- Secciones de la portada ---------- */
.section { margin: 32px 0; }
.section-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}
.section-head h2 { margin: 0; }
.section-head a { font-size: .9rem; font-weight: 600; white-space: nowrap; }

.category-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.category-chip {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    padding: 10px 18px;
    border-radius: 999px;
    font-weight: 600;
    font-size: .9rem;
    text-decoration: none !important;
    color: var(--c-text);
}
.category-chip:hover { border-color: var(--c-primary); color: var(--c-primary); }

/* ---------- Rejilla de productos ---------- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.product-card {
    display: flex;
    flex-direction: column;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow .15s ease;
    position: relative;
}
.product-card:hover { box-shadow: var(--shadow-lg); }
.product-card .card-media {
    position: relative;
    aspect-ratio: 1 / 1;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-card .card-media img { width: 100%; height: 100%; object-fit: cover; }
.product-card .card-media .no-image {
    color: #cbd5e1;
    font-size: .8rem;
    text-align: center;
    padding: 8px;
}
.product-card .card-flags {
    position: absolute;
    top: 8px;
    left: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 2;
}
.product-card .card-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px 12px 12px;
    flex: 1;
}
.product-card .card-sku { font-size: .72rem; color: var(--c-text-soft); }
.product-card .card-title {
    font-size: .9rem;
    font-weight: 600;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.5em;
}
.product-card .card-title a { color: var(--c-text); text-decoration: none; }
.product-card .card-title a::after { content: ''; position: absolute; inset: 0; }
.product-card .card-price { margin-top: auto; }
.product-card form { position: relative; z-index: 2; }

/* ---------- Precios ---------- */
.price { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px; }
.price .price-final { font-size: 1.05rem; font-weight: 800; color: var(--c-text); }
.price .price-old { font-size: .85rem; color: var(--c-text-soft); text-decoration: line-through; }
.price.price-lg .price-final { font-size: 1.7rem; }
.price.price-lg .price-old { font-size: 1.05rem; }
.price-note { font-size: .78rem; color: var(--c-primary); font-weight: 600; }

/* ---------- Detalle de producto ---------- */
.product-detail {
    display: grid;
    gap: 24px;
    margin-top: 16px;
}
.gallery-main {
    aspect-ratio: 1 / 1;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.gallery-main img { width: 100%; height: 100%; object-fit: contain; }
.gallery-thumbs {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    overflow-x: auto;
    padding-bottom: 4px;
}
.gallery-thumbs button {
    flex: 0 0 64px;
    height: 64px;
    border: 2px solid var(--c-border);
    border-radius: var(--radius-sm);
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    background: var(--c-surface);
}
.gallery-thumbs button.is-active { border-color: var(--c-primary); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.product-meta { list-style: none; padding: 0; margin: 0 0 16px; font-size: .9rem; color: var(--c-text-soft); }
.product-meta li { padding: 3px 0; }
.product-meta strong { color: var(--c-text); font-weight: 600; }
.detail-buy-box {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 18px;
    margin-top: 16px;
}
.product-description { margin-top: 32px; }
.product-description .prose { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius); padding: 20px; }
.product-description .prose img { border-radius: var(--radius-sm); }

/* ---------- Cantidad (stepper) ---------- */
.qty-control {
    display: inline-flex;
    align-items: stretch;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--c-surface);
}
.qty-control button {
    width: 42px;
    min-height: 42px;
    border: none;
    background: var(--c-bg);
    font-size: 1.15rem;
    font-weight: 700;
    cursor: pointer;
    color: var(--c-text);
}
.qty-control button:hover { background: var(--c-border); }
.qty-control input {
    width: 56px;
    border: none;
    text-align: center;
    font-size: 1rem;
    font-family: inherit;
    -moz-appearance: textfield;
}
.qty-control input::-webkit-outer-spin-button,
.qty-control input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.qty-control input:focus { outline: none; background: var(--c-primary-light); }

/* ---------- Catálogo: filtros + layout ---------- */
.catalog-layout { display: grid; gap: 20px; margin-top: 16px; }
.filters-toggle { display: flex; }
.filters-panel {
    display: none;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 16px;
}
.filters-panel.is-open { display: block; }
.filters-panel h3 {
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--c-text-soft);
    margin: 18px 0 8px;
}
.filters-panel h3:first-child { margin-top: 0; }
.filter-list { list-style: none; padding: 0; margin: 0; }
.filter-list li { padding: 2px 0; }
.filter-list a {
    display: block;
    padding: 7px 10px;
    border-radius: var(--radius-sm);
    color: var(--c-text);
    font-size: .92rem;
    text-decoration: none !important;
}
.filter-list a:hover { background: var(--c-bg); }
.filter-list a.is-active { background: var(--c-primary-light); color: var(--c-primary-dark); font-weight: 700; }
.filter-list .sub { padding-left: 16px; }
.catalog-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 14px;
}
.catalog-toolbar .result-count { font-size: .9rem; color: var(--c-text-soft); }
.catalog-toolbar select {
    padding: 9px 12px;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: .9rem;
    background: var(--c-surface);
}

/* ---------- Formularios ---------- */
.form-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
}
.form-narrow { max-width: 460px; margin: 24px auto; }
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-weight: 600;
    font-size: .9rem;
    margin-bottom: 6px;
}
.form-group .hint { font-size: .8rem; color: var(--c-text-soft); margin-top: 4px; }
.form-control {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 16px; /* evita zoom automático en iOS */
    background: var(--c-surface);
    color: var(--c-text);
}
.form-control:focus { outline: 2px solid var(--c-primary-light); border-color: var(--c-primary); }
.form-control.is-invalid { border-color: var(--c-danger); }
textarea.form-control { resize: vertical; min-height: 90px; }
.field-error { color: var(--c-danger); font-size: .82rem; margin-top: 5px; }
.form-row { display: grid; gap: 0 16px; }
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: .92rem;
    cursor: pointer;
}
.checkbox-label input { width: 18px; height: 18px; accent-color: var(--c-primary); }
.auth-links { text-align: center; font-size: .9rem; margin-top: 16px; }

/* ---------- Carrito ---------- */
.cart-layout { display: grid; gap: 20px; margin-top: 16px; }
.cart-lines { display: flex; flex-direction: column; gap: 12px; }
.cart-line {
    display: grid;
    grid-template-columns: 84px 1fr;
    gap: 12px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 12px;
}
.cart-line .line-media {
    width: 84px;
    height: 84px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #cbd5e1;
    font-size: .7rem;
}
.cart-line .line-media img { width: 100%; height: 100%; object-fit: cover; }
.cart-line .line-info { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.cart-line .line-title { font-weight: 600; font-size: .95rem; }
.cart-line .line-sku { font-size: .75rem; color: var(--c-text-soft); }
.cart-line .line-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-top: 4px;
}
.cart-line .line-total { font-weight: 800; margin-left: auto; }
.cart-summary-box {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
    height: fit-content;
}
.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: .95rem;
}
.summary-row.total {
    border-top: 1px solid var(--c-border);
    margin-top: 8px;
    padding-top: 12px;
    font-size: 1.15rem;
    font-weight: 800;
}
.empty-state {
    text-align: center;
    background: var(--c-surface);
    border: 1px dashed var(--c-border);
    border-radius: var(--radius);
    padding: 48px 20px;
    margin: 24px 0;
    color: var(--c-text-soft);
}

/* ---------- Checkout ---------- */
.checkout-layout { display: grid; gap: 20px; margin-top: 16px; }
.checkout-summary-line {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--c-bg);
    font-size: .9rem;
}
.checkout-summary-line .qty { color: var(--c-text-soft); white-space: nowrap; }

/* ---------- Pedidos (listas y detalle) ---------- */
.order-cards { display: flex; flex-direction: column; gap: 12px; }
.order-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 14px 16px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 16px;
}
.order-card .order-folio { font-weight: 800; font-size: 1rem; }
.order-card .order-date { color: var(--c-text-soft); font-size: .85rem; }
.order-card .order-total { font-weight: 700; margin-left: auto; }
.order-card .order-open { flex-basis: 100%; text-align: right; font-size: .9rem; font-weight: 600; }

.detail-grid { display: grid; gap: 8px 24px; margin: 0; }
.detail-grid dt { font-size: .8rem; color: var(--c-text-soft); }
.detail-grid dd { margin: 0 0 10px; font-size: .95rem; }

/* Tabla responsiva: en móvil se apila como tarjetas */
.table-wrap { overflow-x: auto; }
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    overflow: hidden;
    font-size: .9rem;
}
.data-table th, .data-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--c-bg);
    vertical-align: top;
}
.data-table th {
    background: var(--c-bg);
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .03em;
    color: var(--c-text-soft);
}
.data-table .num { text-align: right; white-space: nowrap; }
.data-table tfoot td { font-weight: 800; border-top: 2px solid var(--c-border); }

@media (max-width: 639px) {
    .data-table.stack thead { display: none; }
    .data-table.stack, .data-table.stack tbody, .data-table.stack tr, .data-table.stack td, .data-table.stack tfoot {
        display: block;
        width: 100%;
    }
    .data-table.stack tr { border-bottom: 6px solid var(--c-bg); padding: 6px 0; }
    .data-table.stack td {
        display: flex;
        justify-content: space-between;
        gap: 16px;
        border: none;
        padding: 6px 14px;
        text-align: right;
    }
    .data-table.stack td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--c-text-soft);
        text-align: left;
    }
    .data-table.stack td.num { text-align: right; }
    .data-table.stack tfoot td { border-top: 2px solid var(--c-border); }
}

/* ---------- Paginación ---------- */
.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin: 28px 0 8px;
}
.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    min-height: 40px;
    padding: 0 10px;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    background: var(--c-surface);
    color: var(--c-text);
    font-weight: 600;
    font-size: .9rem;
    text-decoration: none !important;
}
.page-link:hover { border-color: var(--c-primary); color: var(--c-primary); }
.page-link.is-active { background: var(--c-primary); border-color: var(--c-primary); color: #fff; }
.page-link.is-disabled { opacity: .4; pointer-events: none; }

/* ---------- Migas de pan ---------- */
.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
    font-size: .82rem;
    color: var(--c-text-soft);
}
.breadcrumbs li + li::before { content: '›'; margin-right: 6px; color: var(--c-border); }

/* ---------- Confirmación de pedido ---------- */
.success-hero {
    text-align: center;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 36px 20px;
    margin: 24px 0;
}
.success-hero .success-icon {
    width: 64px; height: 64px;
    margin: 0 auto 12px;
    border-radius: 999px;
    background: var(--c-success-bg);
    color: var(--c-success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}
.success-hero .folio-big {
    display: inline-block;
    background: var(--c-primary-light);
    color: var(--c-primary-dark);
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: .06em;
    border-radius: var(--radius-sm);
    padding: 8px 18px;
    margin: 8px 0 12px;
}

/* ---------- Responsive: tablet (≥640px) ---------- */
@media (min-width: 640px) {
    h1 { font-size: 1.8rem; }
    .product-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .banner-slide img { height: 280px; }
    .form-row.cols-2 { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: repeat(3, 1fr); }
    .cart-line { grid-template-columns: 96px 1fr auto; align-items: center; }
    .cart-line .line-total { margin-left: 0; }
}

/* ---------- Responsive: escritorio (≥1024px) ---------- */
@media (min-width: 1024px) {
    .header-search { display: flex; }
    .mobile-search { display: none; }
    .nav-toggle { display: none; }
    .main-nav .nav-list { display: flex; flex-direction: row; }
    .main-nav a { padding: 12px 18px; border-radius: 0; }

    .product-grid { grid-template-columns: repeat(4, 1fr); gap: 18px; }
    .banner-slide img { height: 360px; }
    .banner-caption h2 { font-size: 1.6rem; }

    .catalog-layout { grid-template-columns: 260px 1fr; align-items: start; }
    .filters-toggle { display: none; }
    .filters-panel { display: block; position: sticky; top: 76px; }

    .product-detail { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); align-items: start; }
    .cart-layout { grid-template-columns: 1fr 340px; align-items: start; }
    .checkout-layout { grid-template-columns: 1fr 380px; align-items: start; }
}

/* ---------- Botón hamburguesa ---------- */
.nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--c-text);
    border-radius: var(--radius-sm);
}
.nav-toggle:hover { background: var(--c-bg); }
.nav-toggle svg { width: 26px; height: 26px; }