/* ========================================
   PLT CATÁLOGO INTERNO — DESIGN SYSTEM
   ======================================== */

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

:root {
    /* Colors */
    --color-bg: #f7f7f8;
    --color-surface: #ffffff;
    --color-surface-hover: #fafafa;
    --color-border: #e8e8ec;
    --color-border-light: #f0f0f3;
    --color-text: #1a1a2e;
    --color-text-secondary: #6b6b80;
    --color-text-muted: #9999ad;
    --color-primary: #1a1a2e;
    --color-primary-hover: #2d2d44;
    --color-primary-light: #eeeef2;
    --color-accent: #4f46e5;
    --color-accent-light: #eef2ff;
    --color-accent-hover: #4338ca;
    --color-success: #059669;
    --color-success-light: #ecfdf5;
    --color-warning: #d97706;
    --color-warning-light: #fffbeb;
    --color-danger: #dc2626;
    --color-danger-light: #fef2f2;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.6875rem;     /* 11px */
    --font-size-sm: 0.75rem;       /* 12px */
    --font-size-base: 0.875rem;    /* 14px */
    --font-size-md: 1rem;          /* 16px */
    --font-size-lg: 1.125rem;      /* 18px */
    --font-size-xl: 1.5rem;        /* 24px */
    --font-size-2xl: 1.75rem;      /* 28px */

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.08);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    min-height: 100vh;
}

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

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: var(--font-size-base);
}

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

/* --- CONTAINER --- */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* --- HEADER --- */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    height: 64px;
    display: flex;
    align-items: center;
}

.header-inner {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.logo-icon {
    width: 34px;
    height: 34px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-md);
    letter-spacing: -0.02em;
}

.logo-text {
    font-weight: 700;
    font-size: var(--font-size-lg);
    letter-spacing: -0.03em;
    color: var(--color-text);
}

.logo-badge {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-text-muted);
    background: var(--color-primary-light);
    padding: 2px 8px;
    border-radius: 999px;
    letter-spacing: 0.02em;
}

/* Search */
.header-search {
    flex: 1;
    max-width: 480px;
    position: relative;
    display: flex;
    align-items: center;
}

.header-search .search-icon {
    position: absolute;
    left: 12px;
    width: 18px;
    height: 18px;
    color: var(--color-text-muted);
    pointer-events: none;
}

.header-search input {
    width: 100%;
    height: 40px;
    padding: 0 var(--space-10) 0 40px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    outline: none;
}

.header-search input:focus {
    border-color: var(--color-accent);
    background: var(--color-surface);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

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

.search-shortcut {
    position: absolute;
    right: 10px;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 2px 6px;
    pointer-events: none;
    font-family: inherit;
}

/* Nav */
.header-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
}

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
    line-height: 1.4;
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}
.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn-outline:hover {
    background: var(--color-primary-light);
    border-color: var(--color-text-muted);
}

.btn-ghost {
    color: var(--color-text-secondary);
    padding: var(--space-2);
}
.btn-ghost:hover {
    background: var(--color-primary-light);
    color: var(--color-text);
}

.btn-sm {
    font-size: var(--font-size-sm);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-base);
    border-radius: var(--radius-md);
}

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

/* --- TOOLBAR --- */
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-8) 0 var(--space-6);
    gap: var(--space-4);
    flex-wrap: wrap;
}

.toolbar-left {
    display: flex;
    align-items: baseline;
    gap: var(--space-4);
}

.page-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--color-text);
}

.product-count {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 500;
}

.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.filter-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 500;
}

.select-filter {
    height: 36px;
    padding: 0 var(--space-8) 0 var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    cursor: pointer;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b6b80' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    transition: border-color var(--transition-fast);
}

.select-filter:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

/* --- PRODUCT GRID --- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--space-5);
    padding-bottom: var(--space-12);
}

.product-grid.list-view {
    grid-template-columns: 1fr;
    gap: var(--space-3);
}

/* --- PRODUCT CARD --- */
.product-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.product-card:hover {
    border-color: var(--color-text-muted);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.product-card .card-image {
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--color-bg);
    overflow: hidden;
    position: relative;
}

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

.product-card:hover .card-image img {
    transform: scale(1.03);
}

.product-card .card-image .no-image {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    gap: var(--space-2);
}

.product-card .card-image .no-image svg {
    opacity: 0.4;
}

.product-card .card-image .no-image span {
    font-size: var(--font-size-xs);
    opacity: 0.5;
}

.card-status {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.card-status.status-approved {
    background: var(--color-success-light);
    color: var(--color-success);
}

.card-status.status-draft {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.card-body {
    padding: var(--space-4) var(--space-5) var(--space-5);
}

.card-category {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-accent);
    margin-bottom: var(--space-1);
}

.card-name {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-1);
    line-height: 1.3;
}

.card-code {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 500;
    margin-bottom: var(--space-3);
}

.card-price {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
}

.card-price small {
    font-size: var(--font-size-xs);
    font-weight: 400;
    color: var(--color-text-muted);
}

/* LIST VIEW CARD */
.list-view .product-card {
    display: flex;
    flex-direction: row;
    border-radius: var(--radius-md);
}

.list-view .product-card .card-image {
    width: 120px;
    min-width: 120px;
    aspect-ratio: 1/1;
}

.list-view .product-card .card-body {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    flex: 1;
    padding: var(--space-4) var(--space-5);
}

.list-view .card-category {
    margin-bottom: 0;
}

.list-view .card-name {
    margin-bottom: 0;
    flex: 1;
}

.list-view .card-code {
    margin-bottom: 0;
}

.list-view .card-price {
    min-width: 100px;
    text-align: right;
}

/* --- EMPTY STATE --- */
.empty-state {
    text-align: center;
    padding: var(--space-12) 0;
    color: var(--color-text-muted);
}

.empty-state svg {
    margin: 0 auto var(--space-6);
    opacity: 0.3;
}

.empty-state h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.empty-state p {
    font-size: var(--font-size-base);
}

/* --- MODAL --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

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

.modal {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    max-width: 920px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    position: relative;
    transform: translateY(20px) scale(0.97);
    transition: transform var(--transition-slow);
}

.modal-overlay.open .modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    z-index: 10;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(4px);
}
.modal-close:hover {
    background: var(--color-primary-light);
    color: var(--color-text);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.modal-image-section {
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    border-radius: var(--radius-xl) 0 0 var(--radius-xl);
    overflow: hidden;
}

.modal-image-section img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 400px;
}

.modal-info-section {
    padding: var(--space-10) var(--space-8);
    display: flex;
    flex-direction: column;
}

.modal-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.modal-category {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-accent);
}

.modal-status {
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    text-transform: uppercase;
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: var(--space-2);
}

.modal-code {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 500;
    margin-bottom: var(--space-4);
    display: block;
}

.modal-description {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-6);
}

/* Price Table */
.price-table {
    margin-bottom: var(--space-6);
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
}

.price-row:nth-child(odd) {
    background: var(--color-bg);
}

.price-row .price-label {
    color: var(--color-text-secondary);
    font-weight: 500;
}

.price-row .price-value {
    font-weight: 700;
    color: var(--color-text);
    font-size: var(--font-size-md);
}

/* Modal Actions */
.modal-actions {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.modal-actions .btn {
    flex: 1;
    justify-content: center;
}

.modal-extra-actions {
    display: flex;
    gap: var(--space-2);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border-light);
    margin-top: auto;
}

/* --- FORM MODAL --- */
.modal-form {
    max-width: 640px;
}

.modal-body-form {
    display: block;
    padding: var(--space-10) var(--space-8);
}

.form-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-8);
}

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

.form-group {
    margin-bottom: var(--space-5);
    flex: 1;
}

.form-group-sm {
    max-width: 170px;
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-group textarea {
    resize: vertical;
}

/* Image Upload */
.image-upload {
    position: relative;
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-fast);
    cursor: pointer;
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-upload:hover,
.image-upload.dragover {
    border-color: var(--color-accent);
    background: var(--color-accent-light);
}

.image-upload-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-8);
    color: var(--color-text-muted);
}

.image-upload-placeholder span {
    font-size: var(--font-size-base);
    font-weight: 500;
}

.image-upload-placeholder small {
    font-size: var(--font-size-xs);
    opacity: 0.7;
}

.image-upload img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.btn-remove-image {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(0,0,0,0.6);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
    cursor: pointer;
    border: none;
}
.btn-remove-image:hover {
    background: var(--color-danger);
}

/* Price Fieldset */
.price-fieldset {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    margin-bottom: var(--space-6);
}

.price-fieldset legend {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    padding: 0 var(--space-2);
}

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

.form-row-prices .form-group {
    margin-bottom: 0;
}

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border-light);
}

/* --- INTERNAL INFO (Modal) --- */
.modal-internal-info {
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-5);
}

.internal-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) 0;
}

.internal-row + .internal-row {
    border-top: 1px solid var(--color-border-light);
}

.internal-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 500;
}

.internal-value {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    font-weight: 600;
}

/* --- CATEGORY MANAGER --- */
.modal-sm {
    max-width: 460px;
}

.category-add-row {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.category-add-row input {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: var(--font-size-base);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.category-add-row input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.category-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    max-height: 320px;
    overflow-y: auto;
}

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

.category-item .cat-name {
    flex: 1;
    font-size: var(--font-size-base);
    font-weight: 500;
}

.category-item .cat-count {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    background: var(--color-surface);
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid var(--color-border);
}

.category-item .cat-edit-input {
    flex: 1;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
    outline: none;
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.category-item .cat-actions {
    display: flex;
    gap: var(--space-1);
}

.category-item .cat-actions button {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.category-item .cat-actions button:hover {
    background: var(--color-primary-light);
    color: var(--color-text);
}

.category-item .cat-actions button.cat-delete:hover {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.category-empty {
    text-align: center;
    padding: var(--space-8);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* --- TOAST --- */
.toast-container {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: 500;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.toast {
    background: var(--color-primary);
    color: #fff;
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.5s forwards;
    max-width: 360px;
}

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

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

.toast svg {
    flex-shrink: 0;
}

@keyframes toastIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
        transform: translateX(30px);
    }
}

/* --- SCROLLBAR --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

/* --- CAROUSEL (Modal Image) --- */
.modal-image-section {
    position: relative;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 38px;
    height: 38px;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(4px);
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    box-shadow: 0 2px 8px rgba(0,0,0,0.18);
    color: var(--color-text);
}
.carousel-btn:hover {
    background: #fff;
    box-shadow: 0 4px 14px rgba(0,0,0,0.22);
    transform: translateY(-50%) scale(1.07);
}
.carousel-prev { left: var(--space-3); }
.carousel-next { right: var(--space-3); }

.carousel-dots {
    position: absolute;
    bottom: var(--space-3);
    left: 0; right: 0;
    display: flex;
    justify-content: center;
    gap: 6px;
    z-index: 10;
}
.carousel-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.55);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
}
.carousel-dot.active, .carousel-dot:hover {
    background: #fff;
    transform: scale(1.25);
}

.card-image-count {
    position: absolute;
    bottom: var(--space-2); left: var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #fff;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(4px);
    padding: 2px 7px;
    border-radius: 999px;
}

/* --- LIGHTBOX --- */
.lightbox-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.92);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}
.lightbox-overlay.open {
    opacity: 1;
    visibility: visible;
}
.lightbox-img {
    max-width: 90vw;
    max-height: 88vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 80px rgba(0,0,0,0.5);
    transform: scale(0.95);
    transition: transform var(--transition-slow);
}
.lightbox-overlay.open .lightbox-img {
    transform: scale(1);
}
.lightbox-close {
    position: absolute;
    top: var(--space-5); right: var(--space-5);
    width: 44px; height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,0.12);
    color: #fff;
    border: none; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition-fast);
    z-index: 10;
}
.lightbox-close:hover { background: rgba(255,255,255,0.25); }
.lightbox-nav {
    position: absolute;
    top: 50%; transform: translateY(-50%);
    width: 52px; height: 52px;
    border-radius: 50%;
    background: rgba(255,255,255,0.12);
    color: #fff; border: none; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition-fast);
    z-index: 10;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.25); }
.lightbox-prev { left: var(--space-5); }
.lightbox-next { right: var(--space-5); }

/* --- MULTI-IMAGE UPLOAD (Form) --- */
.multi-image-upload {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: flex-start;
}
.multi-image-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}
.multi-image-card {
    position: relative;
    width: 96px; height: 96px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 2px solid var(--color-border);
    flex-shrink: 0;
}
.multi-image-card img {
    width: 100%; height: 100%;
    object-fit: cover; display: block;
}
.multi-image-remove {
    position: absolute;
    top: 4px; right: 4px;
    width: 22px; height: 22px;
    border-radius: 50%;
    background: rgba(0,0,0,0.6);
    color: #fff; border: none; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition-fast);
}
.multi-image-remove:hover { background: var(--color-danger); }
.multi-image-badge {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    text-align: center;
    font-size: 10px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.04em;
    color: #fff;
    background: rgba(79,70,229,0.85);
    padding: 3px 0;
}
.image-add-card {
    width: 96px; height: 96px;
    border-radius: var(--radius-md);
    border: 2px dashed var(--color-border);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 4px; cursor: pointer;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    flex-shrink: 0;
    background: var(--color-bg);
}
.image-add-card:hover, .image-add-card.dragover {
    border-color: var(--color-accent);
    background: var(--color-accent-light);
    color: var(--color-accent);
}
.image-add-card span { font-size: 11px; font-weight: 500; text-align: center; line-height: 1.2; }
.image-add-card small { font-size: 9px; opacity: 0.65; text-align: center; line-height: 1.2; }

/* --- ADDITIONAL INFO COLAPSÁVEL --- */
.additional-info-section {
    margin-bottom: var(--space-3);
}
.btn-additional-info {
    display: flex; align-items: center; gap: var(--space-2);
    background: none; border: none; cursor: pointer;
    color: var(--color-accent);
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: var(--space-2) 0;
    transition: opacity var(--transition-fast);
    font-family: inherit;
}
.btn-additional-info:hover { opacity: 0.75; }
.btn-additional-info .additional-icon {
    transition: transform var(--transition-base);
    flex-shrink: 0;
}
.additional-info-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}
.additional-info-content.open {
    max-height: 200px;
}

/* Ação única no modal ocupa largura total */
.modal-actions .btn:only-child {
    flex: 1;
    justify-content: center;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .header-inner {
        gap: var(--space-3);
    }

    .logo-text,
    .logo-badge {
        display: none;
    }

    .search-shortcut {
        display: none;
    }

    .header-search {
        max-width: none;
        flex: 1;
    }

    .btn span {
        display: none;
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-4);
    }

    .toolbar-right {
        flex-wrap: wrap;
    }

    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: var(--space-4);
    }

    .modal-body {
        grid-template-columns: 1fr;
    }

    .modal-image-section {
        min-height: 250px;
        border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    }

    .modal-info-section {
        padding: var(--space-6) var(--space-5);
    }

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

    .form-row {
        flex-direction: column;
    }

    .form-group-sm {
        max-width: none;
    }

    .modal-body-form {
        padding: var(--space-6) var(--space-5);
    }

    .form-row-prices {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .product-grid {
        grid-template-columns: 1fr;
    }

    .header {
        height: 56px;
    }

    .container {
        padding: 0 var(--space-4);
    }

    .list-view .product-card {
        flex-direction: column;
    }

    .list-view .product-card .card-image {
        width: 100%;
        aspect-ratio: 16/9;
    }

    .list-view .product-card .card-body {
        flex-direction: column;
        align-items: flex-start;
    }

    .list-view .card-price {
        text-align: left;
    }
}