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

:root {
    --sidebar-w: 220px;
    --topbar-h: 52px;

    /* Paleta */
    --bg: #f0f1f3;
    --surface: #ffffff;
    --sidebar-bg: #1a1f2e;
    --sidebar-hover: rgba(255, 255, 255, .07);
    --sidebar-active: rgba(99, 179, 237, .15);
    --accent: #7c3aed;
    /* violeta Odoo-ish */
    --accent2: #06b6d4;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
    --text: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --input-bg: #f8fafc;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, .10);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, .15);
}

html,
body {
    height: 100%;
    font-family: 'DM Sans', sans-serif;
    font-size: 14px;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

/* ── LAYOUT SHELL ─────────────────────────────── */
.shell {
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr;
    grid-template-rows: var(--topbar-h) 1fr;
    height: 100vh;
    overflow: hidden;
}

/* ── TOPBAR ────────────────────────────────────── */
.topbar {
    grid-column: 1 / -1;
    background: var(--sidebar-bg);
    display: flex;
    align-items: center;
    padding: 0 1.25rem;
    gap: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, .06);
    z-index: 100;
}

.topbar-brand {
    display: flex;
    align-items: center;
    gap: .55rem;
    text-decoration: none;
    width: calc(var(--sidebar-w) - 1.25rem);
    flex-shrink: 0;
}

.brand-icon {
    width: 30px;
    height: 30px;
    background: var(--accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-icon svg {
    width: 16px;
    height: 16px;
    fill: #fff;
}

.brand-name {
    font-weight: 600;
    font-size: 15px;
    color: #fff;
    letter-spacing: -.3px;
}

.topbar-search {
    flex: 1;
    max-width: 400px;
    position: relative;
}

.topbar-search input {
    width: 100%;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 8px;
    padding: .45rem .85rem .45rem 2.2rem;
    color: #fff;
    font-family: inherit;
    font-size: 13px;
    outline: none;
    transition: background .2s, border-color .2s;
}

.topbar-search input::placeholder {
    color: rgba(255, 255, 255, .4);
}

.topbar-search input:focus {
    background: rgba(255, 255, 255, .13);
    border-color: var(--accent);
}

.topbar-search-icon {
    position: absolute;
    left: .65rem;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, .35);
}

.topbar-search-icon svg {
    width: 14px;
    height: 14px;
}

.topbar-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: .5rem;
}

.topbar-btn {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    border: none;
    background: rgba(255, 255, 255, .07);
    color: rgba(255, 255, 255, .7);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s;
}

.topbar-btn:hover {
    background: rgba(255, 255, 255, .13);
    color: #fff;
}

.topbar-btn svg {
    width: 16px;
    height: 16px;
}

.topbar-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    margin-left: .25rem;
}

/* ── SIDEBAR ───────────────────────────────────── */
.sidebar {
    background: var(--sidebar-bg);
    overflow-y: auto;
    padding: .75rem 0;
    border-right: 1px solid rgba(255, 255, 255, .04);
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, .1);
    border-radius: 4px;
}

.nav-section {
    padding: 0 .75rem;
    margin-bottom: .25rem;
}

.nav-section-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .8px;
    color: rgba(255, 255, 255, .3);
    padding: .85rem .5rem .35rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .5rem .65rem;
    border-radius: 7px;
    color: rgba(255, 255, 255, .6);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 400;
    transition: background .15s, color .15s;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.nav-item svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: .8;
}

.nav-item:hover {
    background: var(--sidebar-hover);
    color: rgba(255, 255, 255, .9);
}

.nav-item.active {
    background: var(--sidebar-active);
    color: #93c5fd;
    font-weight: 500;
}

.nav-item.active svg {
    opacity: 1;
}

.nav-badge {
    margin-left: auto;
    background: var(--accent);
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 20px;
}

/* Sub-items */
.nav-sub {
    padding-left: .5rem;
}

.nav-sub .nav-item {
    font-size: 13px;
    padding: .4rem .65rem;
    color: rgba(255, 255, 255, .5);
}

.nav-sub .nav-item.active {
    color: #93c5fd;
}

/* ── MAIN CONTENT ──────────────────────────────── */
.main {
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* ── PAGE HEADER ───────────────────────────────── */
.page-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.page-title {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -.3px;
    color: var(--text);
}

.page-subtitle {
    font-size: 12.5px;
    color: var(--text-muted);
    margin-top: 1px;
}

.page-actions {
    margin-left: auto;
    display: flex;
    gap: .5rem;
    align-items: center;
}

/* ── BUTTONS ───────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .48rem 1rem;
    border-radius: 7px;
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all .15s;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
}

.btn svg {
    width: 14px;
    height: 14px;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.btn-primary:hover {
    background: #6d28d9;
    border-color: #6d28d9;
}

.btn-secondary {
    background: var(--surface);
    color: var(--text);
    border-color: var(--border);
}

.btn-secondary:hover {
    background: var(--bg);
}

.btn-danger {
    background: #fef2f2;
    color: var(--danger);
    border-color: #fecaca;
}

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

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-success:hover {
    background: #059669;
}

.btn-sm {
    padding: .32rem .7rem;
    font-size: 12px;
}

.btn-icon {
    padding: .48rem;
}

/* ── CONTENT AREA ──────────────────────────────── */
.content {
    padding: 1.25rem 1.5rem;
    flex: 1;
}

/* ── TOOLBAR (filtros + búsqueda) ──────────────── */
.toolbar {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: .75rem 1rem;
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.toolbar-search {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.toolbar-search input {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: .44rem .8rem .44rem 2rem;
    font-family: inherit;
    font-size: 13px;
    background: var(--input-bg);
    color: var(--text);
    outline: none;
    transition: border-color .15s;
}

.toolbar-search input:focus {
    border-color: var(--accent);
}

.toolbar-search-icon {
    position: absolute;
    left: .6rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.toolbar-search-icon svg {
    width: 13px;
    height: 13px;
}

.toolbar-select {
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: .44rem .8rem;
    font-family: inherit;
    font-size: 13px;
    background: var(--input-bg);
    color: var(--text);
    outline: none;
    cursor: pointer;
    transition: border-color .15s;
}

.toolbar-select:focus {
    border-color: var(--accent);
}

.toolbar-divider {
    width: 1px;
    height: 24px;
    background: var(--border);
}

/* ── TABLE ─────────────────────────────────────── */
.table-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
}

thead th {
    background: var(--bg);
    padding: .7rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

thead th:first-child {
    padding-left: 1.25rem;
}

tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background .1s;
    cursor: pointer;
}

tbody tr:last-child {
    border-bottom: none;
}

tbody tr:hover {
    background: #f8faff;
}

tbody td {
    padding: .75rem 1rem;
    vertical-align: middle;
    color: var(--text);
}

tbody td:first-child {
    padding-left: 1.25rem;
}

.td-code {
    font-family: 'DM Mono', monospace;
    font-size: 12px;
    color: var(--text-muted);
}

.td-thumb {
    width: 36px;
    height: 36px;
    border-radius: 7px;
    object-fit: cover;
    background: var(--bg);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    flex-shrink: 0;
}

.td-thumb svg {
    width: 16px;
    height: 16px;
}

.td-name {
    display: flex;
    align-items: center;
    gap: .65rem;
}

.td-name-text {
    font-weight: 500;
}

.td-name-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 1px;
}

/* ── BADGES ────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    padding: .2rem .6rem;
    border-radius: 20px;
    font-size: 11.5px;
    font-weight: 500;
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.badge-success {
    background: #d1fae5;
    color: #065f46;
}

.badge-success .badge-dot {
    background: var(--success);
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

.badge-danger .badge-dot {
    background: var(--danger);
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.badge-warning .badge-dot {
    background: var(--warning);
}

.badge-neutral {
    background: var(--bg);
    color: var(--text-muted);
    border: 1px solid var(--border);
}

/* ── TABLE FOOTER (paginación) ─────────────────── */
.table-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .75rem 1.25rem;
    border-top: 1px solid var(--border);
    background: var(--bg);
}

.table-footer-info {
    font-size: 12.5px;
    color: var(--text-muted);
}

.pagination {
    display: flex;
    gap: .25rem;
}

.page-btn {
    width: 30px;
    height: 30px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text-muted);
    font-size: 12.5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .12s;
}

.page-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.page-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    font-weight: 600;
}

/* ── ROW ACTIONS ───────────────────────────────── */
.row-actions {
    display: flex;
    gap: .3rem;
    opacity: 0;
    transition: opacity .15s;
}

tbody tr:hover .row-actions {
    opacity: 1;
}

/* ── MODAL ─────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, .45);
    backdrop-filter: blur(3px);
    z-index: 1000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 2rem 1rem;
    overflow-y: auto;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s;
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background: var(--surface);
    border-radius: 14px;
    width: 100%;
    max-width: 720px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-12px);
    transition: transform .2s;
    overflow: hidden;
}

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

.modal-header {
    display: flex;
    align-items: center;
    padding: 1.1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    gap: .75rem;
}

.modal-title {
    font-size: 15px;
    font-weight: 600;
}

.modal-close {
    margin-left: auto;
    width: 30px;
    height: 30px;
    border: none;
    background: var(--bg);
    border-radius: 7px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all .15s;
}

.modal-close:hover {
    background: #fee2e2;
    color: var(--danger);
}

.modal-close svg {
    width: 14px;
    height: 14px;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: .5rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--bg);
}

/* ── FORM ──────────────────────────────────────── */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-grid-3 {
    grid-template-columns: 1fr 1fr 1fr;
}

.col-span-2 {
    grid-column: span 2;
}

.col-span-3 {
    grid-column: span 3;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: .35rem;
}

label {
    font-size: 12.5px;
    font-weight: 500;
    color: var(--text-muted);
}

.form-control {
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: .52rem .8rem;
    font-family: inherit;
    font-size: 13.5px;
    color: var(--text);
    background: var(--input-bg);
    outline: none;
    transition: border-color .15s, box-shadow .15s;
    width: 100%;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, .1);
}

.form-control::placeholder {
    color: #b0bec5;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

select.form-control {
    cursor: pointer;
}

.form-hint {
    font-size: 11.5px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ── TABS ──────────────────────────────────────── */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.25rem;
    gap: 0;
}

.tab {
    padding: .6rem 1.1rem;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color .15s, border-color .15s;
    user-select: none;
}

.tab:hover {
    color: var(--text);
}

.tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-panel {
    display: none;
}

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

/* ── VARIANTES MINI TABLE ──────────────────────── */
.variantes-table {
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    margin-top: .5rem;
}

.variantes-table table {
    font-size: 13px;
}

.variantes-table thead th {
    padding: .55rem .85rem;
    font-size: 11px;
}

.variantes-table tbody td {
    padding: .5rem .85rem;
}

.variantes-add-row {
    padding: .55rem .85rem;
    border-top: 1px solid var(--border);
    background: var(--bg);
}

/* ── STATS CARDS ───────────────────────────────── */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: .75rem;
    margin-bottom: 1rem;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem 1.1rem;
}

.stat-label {
    font-size: 11.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-muted);
    margin-bottom: .35rem;
}

.stat-value {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -.5px;
}

.stat-sub {
    font-size: 11.5px;
    color: var(--text-muted);
    margin-top: .25rem;
}

.stat-icon {
    float: right;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: -2px;
}

.stat-icon svg {
    width: 18px;
    height: 18px;
}

/* ── NOTIFICATIONS ─────────────────────────────── */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    z-index: 9999;
}

.toast {
    background: var(--sidebar-bg);
    color: #fff;
    padding: .75rem 1.1rem;
    border-radius: 10px;
    font-size: 13.5px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: .65rem;
    animation: slideIn .2s ease;
    min-width: 260px;
}

.toast svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.toast-success {
    border-left: 3px solid var(--success);
}

.toast-error {
    border-left: 3px solid var(--danger);
}

@keyframes slideIn {
    from {
        transform: translateX(20px);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ── EMPTY STATE ───────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    opacity: .3;
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: .35rem;
}

.empty-state p {
    font-size: 13px;
}

/* ── CHECKBOX ──────────────────────────────────── */
.checkbox-cell input[type=checkbox] {
    width: 15px;
    height: 15px;
    cursor: pointer;
    accent-color: var(--accent);
}

/* ── LOADING ───────────────────────────────────── */
.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(124, 58, 237, .2);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin .6s linear infinite;
    display: inline-block;
}

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

/* ── SCROLLBAR ─────────────────────────────────── */
.main::-webkit-scrollbar {
    width: 5px;
}

.main::-webkit-scrollbar-track {
    background: transparent;
}

.main::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

/* ── PESTAÑA PRODUCTOS (EXTRAS) ──────────────────────────────────────── */

/* Panel de Detalle Lateral (El que sale de la derecha) */
.detail-panel {
    position: fixed;
    right: 0;
    top: var(--topbar-h);
    bottom: 0;
    width: 420px;
    background: var(--surface);
    border-left: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    transform: translateX(100%); /* Escondido por defecto */
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 500;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.detail-panel.open {
    transform: translateX(0); /* Se muestra */
}

.detail-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.detail-title {
    font-size: 15px;
    font-weight: 600;
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.detail-body {
    overflow-y: auto;
    flex: 1;
    padding: 1.25rem;
}

.detail-section {
    margin-bottom: 1.5rem;
}

.detail-section-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-muted);
    margin-bottom: 0.8rem;
    display: block;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid #f1f5f9;
    font-size: 13px;
}

.detail-row:last-child {
    border-bottom: none;
}

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

.detail-val {
    font-weight: 500;
    text-align: right;
}

.detail-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 0.5rem;
    background: #f8fafc;
}

/* Vista de Cuadrícula (Cards) */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.product-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s;
}

.product-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
    border-color: var(--accent);
}

.product-card-img {
    height: 140px;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}

.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-card-body {
    padding: 1rem;
}

.product-card-name {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 0.4rem;
    color: var(--text);
}

.product-card-price {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent);
}

/* Toggle de Vistas (Botones Tabla/Grid) */
.view-toggle {
    display: flex;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    background: var(--surface);
}

.view-btn {
    padding: 0.4rem 0.7rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: 0.2s;
    display: flex;
    align-items: center;
}

.view-btn.active {
    background: var(--accent);
    color: #fff;
}

.view-btn:not(:last-child) {
    border-right: 1px solid var(--border);
}

/* Ajustes para las Variantes (Inputs rápidos) */
.variantes-input {
    border: 1px solid transparent;
    border-radius: 5px;
    padding: 0.35rem 0.5rem;
    font-family: inherit;
    font-size: 13px;
    background: transparent;
    width: 100%;
    outline: none;
    transition: 0.15s;
}

.variantes-input:focus {
    border-color: var(--accent);
    background: var(--input-bg);
}

/* Forzar que las pestañas se vean bien */
.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block !important;
}

.required::after {
    content: " *";
    color: var(--danger);
}

/* ── CATÁLOGOS MAESTROS ───────────────────────── */

.catalog-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1rem;
    background: var(--surface);
    border-radius: 10px 10px 0 0;
    overflow: hidden;
}

.catalog-tab {
    border: none;
    background: transparent;
    padding: .9rem 1.2rem;
    font-family: inherit;
    font-size: 13.5px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: .15s;
    border-bottom: 2px solid transparent;
}

.catalog-tab:hover {
    color: var(--text);
    background: #fafafa;
}

.catalog-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: #faf8ff;
}

.catalog-tab-panel {
    display: none;
}

.catalog-tab-panel.active {
    display: block;
}

.catalog-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    align-items: start;
}

.catalog-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1rem .8rem 1rem;
    border-bottom: 1px solid var(--border);
}

.catalog-card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
}

.catalog-card-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

.catalog-list {
    display: flex;
    flex-direction: column;
}

.catalog-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: .9rem 1rem;
    border-bottom: 1px solid var(--border);
    transition: background .15s;
}

.catalog-item:last-child {
    border-bottom: none;
}

.catalog-item:hover {
    background: #fafcff;
}

.catalog-item-main {
    min-width: 0;
    flex: 1;
}

.catalog-item-title {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text);
}

.catalog-item-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
    line-height: 1.4;
}

.catalog-item-side {
    display: flex;
    align-items: center;
    gap: .5rem;
    flex-shrink: 0;
}

.catalog-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    padding: .22rem .55rem;
    border-radius: 999px;
    background: #f3e8ff;
    color: var(--accent);
    font-size: 11.5px;
    font-weight: 600;
    border: 1px solid #e9d5ff;
}

.catalog-prefix-preview {
    min-height: 40px;
    border: 1px dashed var(--border);
    border-radius: 8px;
    background: #faf8ff;
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    letter-spacing: .8px;
    font-family: 'DM Mono', monospace;
}

.force-show {
    opacity: 1 !important;
}

.empty-state-sm {
    padding: 1.5rem 1rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
}

/* responsive */
@media (max-width: 980px) {
    .catalog-grid-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 700px) {
    .catalog-tabs {
        flex-direction: column;
    }

    .catalog-tab {
        text-align: left;
        border-bottom: 1px solid var(--border);
    }

    .catalog-tab.active {
        border-bottom-color: var(--border);
        box-shadow: inset 3px 0 0 var(--accent);
    }

    .catalog-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .catalog-item-side {
        width: 100%;
        justify-content: space-between;
    }

}

/* ── AVATAR (Para tabla de usuarios) ──────────────── */
.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

/* ── LOGIN PAGE ────────────────────────────────── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sidebar-bg); /* Fondo oscuro como el sidebar */
    padding: 1.5rem;
}

.login-box {
    background: var(--surface);
    border-radius: 16px;
    padding: 2.5rem;
    width: 100%;
    max-width: 380px;
    box-shadow: var(--shadow-lg);
}

.login-logo {
    display: flex;
    align-items: center;
    gap: .7rem;
    margin-bottom: 2rem;
    justify-content: center;
}

.login-brand-ico {
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-brand-ico svg {
    width: 22px;
    height: 22px;
    fill: #fff;
}

.login-brand-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
}

.login-title {
    font-size: 22px;
    font-weight: 600;
    text-align: center;
    margin-bottom: .35rem;
    color: var(--text);
}

.login-sub {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 1.75rem;
}

/* ══════════════════════════════════════════════════════
   RESPONSIVE — pegar al final de app.css
   Cubre: shell, topbar, sidebar, tablas, modales,
          formularios, stats, toolbar, content
   ══════════════════════════════════════════════════════ */

/* ── VARIABLES que cambian en móvil ── */
@media (max-width: 768px) {
    :root {
        --sidebar-w: 0px;   /* el sidebar se oculta por defecto */
        --topbar-h: 52px;
    }
}

/* ════════════════════════════════════════
   TABLET  (≤ 1024px)
   ════════════════════════════════════════ */
@media (max-width: 1024px) {

    /* Stats: 2 columnas en tablet */
    .stats-row {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    /* Formularios: 2 → 1 columna en forms de 3 */
    .form-grid-3 {
        grid-template-columns: 1fr 1fr !important;
    }
}

/* ════════════════════════════════════════
   MÓVIL  (≤ 768px)  — el grueso del trabajo
   ════════════════════════════════════════ */
@media (max-width: 768px) {

    /* ── SHELL: el grid pasa a 1 columna ── */
    .shell {
        grid-template-columns: 1fr;
        grid-template-rows: var(--topbar-h) 1fr;
        overflow: hidden;
    }

    /* ── TOPBAR ── */
    .topbar {
        grid-column: 1;
        padding: 0 .9rem;
        position: relative;
        z-index: 300;
    }

    /* Botón hamburguesa (lo agregamos con JS abajo) */
    .topbar-hamburger {
        display: flex !important;   /* oculto en desktop */
    }

    /* Ocultamos la búsqueda en topbar — hay buscador en toolbar */
    .topbar-search {
        display: none;
    }

    /* Brand más compacto */
    .topbar-brand {
        width: auto;
    }

    /* ── SIDEBAR: drawer lateral ── */
    .sidebar {
        position: fixed;
        top: var(--topbar-h);
        left: 0;
        bottom: 0;
        width: 240px;
        z-index: 200;
        transform: translateX(-100%);
        transition: transform .25s cubic-bezier(.4,0,.2,1);
        box-shadow: var(--shadow-lg);
    }

    /* Clase que añade JS para abrirlo */
    .sidebar.open {
        transform: translateX(0);
    }

    /* Overlay oscuro detrás del sidebar abierto */
    .sidebar-backdrop {
        display: block !important;
        position: fixed;
        inset: 0;
        top: var(--topbar-h);
        background: rgba(15,23,42,.45);
        z-index: 199;
        opacity: 0;
        pointer-events: none;
        transition: opacity .25s;
    }
    .sidebar-backdrop.open {
        opacity: 1;
        pointer-events: all;
    }

    /* ── MAIN ── */
    .main {
        grid-column: 1;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* ── PAGE HEADER ── */
    .page-header {
        flex-wrap: wrap;
        padding: .8rem 1rem;
        gap: .6rem;
    }
    .page-title {
        font-size: 16px;
    }
    .page-subtitle {
        font-size: 12px;
    }
    .page-actions {
        margin-left: 0;
        width: 100%;
        display: flex;
        gap: .4rem;
    }
    .page-actions .btn {
        flex: 1;
        justify-content: center;
        font-size: 12.5px;
        padding: .45rem .6rem;
    }

    /* ── CONTENT ── */
    .content {
        padding: .9rem 1rem;
    }

    /* ── STATS ── */
    .stats-row {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: .6rem;
    }
    .stat-card {
        padding: .75rem .9rem;
    }
    .stat-value {
        font-size: 20px;
    }
    .stat-icon {
        width: 30px;
        height: 30px;
    }
    .stat-icon svg {
        width: 15px;
        height: 15px;
    }

    /* ── TOOLBAR ── */
    .toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: .5rem;
        padding: .7rem .85rem;
    }
    .toolbar-search {
        min-width: 0;
        width: 100%;
    }
    .toolbar-select {
        width: 100%;
    }
    .toolbar-divider {
        display: none;
    }

    /* ── TABLA → TARJETAS ── */
    /* Ocultamos el encabezado */
    .table-card .table-wrap table thead,
    .table-wrap > table > thead {
        display: none;
    }

    /* Cada fila se convierte en una tarjeta */
    .table-card .table-wrap table,
    .table-card .table-wrap tbody,
    .table-card .table-wrap tr,
    .table-card .table-wrap td,
    .table-wrap > table,
    .table-wrap > table > tbody,
    .table-wrap > table > tbody > tr,
    .table-wrap > table > tbody > tr > td {
        display: block;
        width: 100%;
    }

    .table-card .table-wrap tbody tr,
    .table-wrap > table > tbody > tr {
        border: none;
        border-bottom: 1px solid var(--border);
        padding: .75rem 1rem;
        position: relative;
    }
    .table-card .table-wrap tbody tr:last-child,
    .table-wrap > table > tbody > tr:last-child {
        border-bottom: none;
    }

    /* Etiqueta automática por data-label */
    .table-card .table-wrap tbody td[data-label]::before,
    .table-wrap > table > tbody > tr > td[data-label]::before {
        content: attr(data-label) " ";
        font-size: 10.5px;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: .4px;
        color: var(--text-muted);
        display: block;
        margin-bottom: 2px;
    }

    .table-card .table-wrap tbody td,
    .table-wrap > table > tbody > tr > td {
        padding: .25rem 0;
        border: none;
        font-size: 13px;
    }

    /* Última celda (acciones) separada visualmente */
    .table-card .table-wrap tbody td:last-child,
    .table-wrap > table > tbody > tr > td:last-child {
        padding-top: .6rem;
        margin-top: .25rem;
        border-top: 1px solid var(--border);
    }
    .table-card .table-wrap tbody td:last-child > div,
    .table-wrap > table > tbody > tr > td:last-child > div {
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    /* Row-actions siempre visibles en móvil */
    .row-actions {
        opacity: 1 !important;
    }

    /* ── MODALES: pantalla completa ── */
    .modal-overlay {
        padding: 0;
        align-items: flex-end;   /* slide desde abajo */
    }
    .modal {
        max-width: 100% !important;
        width: 100%;
        border-radius: 18px 18px 0 0;
        max-height: 95dvh;
        display: flex;
        flex-direction: column;
        transform: translateY(40px);
    }
    .modal-overlay.open .modal {
        transform: translateY(0);
    }
    .modal-body {
        flex: 1;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding: 1rem;
    }
    .modal-header {
        padding: .9rem 1rem;
        flex-shrink: 0;
    }
    .modal-footer {
        flex-direction: column;
        gap: .5rem;
        padding: .9rem 1rem;
        flex-shrink: 0;
    }
    .modal-footer .btn {
        width: 100%;
        justify-content: center;
    }
    /* Botón principal más grueso para táctil */
    .modal-footer .btn-success,
    .modal-footer .btn-primary {
        padding: .75rem;
        font-size: 14.5px;
        font-weight: 600;
    }

    /* ── FORMULARIOS ── */
    .form-grid,
    .form-grid-2,
    .form-grid-3 {
        grid-template-columns: 1fr !important;
    }
    .col-span-2,
    .col-span-3 {
        grid-column: span 1 !important;
    }

    /* Inputs más altos para dedo */
    .form-control {
        font-size: 16px !important; /* evita zoom en iOS */
        padding: .6rem .8rem;
    }
    select.form-control {
        font-size: 16px !important;
    }

    /* ── DETAIL PANEL (productos) ── */
    .detail-panel {
        width: 100%;
        top: auto;
        bottom: 0;
        height: 80dvh;
        transform: translateY(100%);
        border-left: none;
        border-top: 1px solid var(--border);
        border-radius: 18px 18px 0 0;
    }
    .detail-panel.open {
        transform: translateY(0);
    }

    /* ── CATALOG GRID ── */
    .catalog-grid-2 {
        grid-template-columns: 1fr !important;
    }
    .catalog-tabs {
        flex-direction: column;
    }
    .catalog-tab {
        text-align: left;
        border-bottom: 1px solid var(--border);
    }
    .catalog-tab.active {
        border-bottom-color: var(--border);
        box-shadow: inset 3px 0 0 var(--accent);
    }
    .catalog-item {
        flex-direction: column;
        align-items: flex-start;
    }
    .catalog-item-side {
        width: 100%;
        justify-content: space-between;
    }

    /* ── PRODUCTS GRID ── */
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: .65rem;
    }
}

/* ════════════════════════════════════════
   MUY PEQUEÑO  (≤ 480px) — lectores de mano
   ════════════════════════════════════════ */
@media (max-width: 480px) {

    .stats-row {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    /* Escáner: input grande y claro */
    #inputEscaner {
        font-size: 16px !important;
        padding: .65rem !important;
        letter-spacing: .5px;
    }

    /* Products grid: 1 columna */
    .products-grid {
        grid-template-columns: 1fr;
    }

    /* Botones de acción en tabla: ocupan todo el ancho */
    .table-card .table-wrap tbody td:last-child .btn,
    .table-wrap > table > tbody > tr > td:last-child .btn {
        flex: 1;
        justify-content: center;
    }

    /* Toasts más pequeños */
    .toast {
        min-width: 0;
        width: calc(100vw - 2rem);
    }
    .toast-container {
        right: 1rem;
        left: 1rem;
        bottom: 1rem;
    }
}

/* ════════════════════════════════════════
   HAMBURGUESA — oculto en desktop
   ════════════════════════════════════════ */
.topbar-hamburger {
    display: none;  /* se muestra solo en móvil (ver arriba) */
    width: 34px;
    height: 34px;
    border-radius: 8px;
    border: none;
    background: rgba(255,255,255,.07);
    color: rgba(255,255,255,.8);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background .15s;
}
.topbar-hamburger:hover {
    background: rgba(255,255,255,.14);
}
.topbar-hamburger svg {
    width: 18px;
    height: 18px;
}

.sidebar-backdrop {
    display: none; /* se activa solo en móvil */
}