/* ═══════════════════════════════════════════════════════════
   TECNO GLOBAL / DGA STORE — site.css v2
   Diseño Moderno & Limpio · Sidebar + Topbar · Light/Dark
   ═══════════════════════════════════════════════════════════ */

/* ── Variables globales ── */
:root {
    --sidebar-width: 220px;
    --sidebar-collapsed-width: 64px;
    --topbar-height: 60px;

    /* Colores */
    --color-primary:       #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-primary-light: rgba(37, 99, 235, 0.1);

    /* Superficie */
    --color-bg:      #f1f5f9;
    --color-surface: #ffffff;
    --color-border:  #e2e8f0;

    /* Texto */
    --color-text:       #0f172a;
    --color-text-muted: #64748b;

    /* Sidebar (siempre oscuro) */
    --color-sidebar-bg:     #1e293b;
    --color-sidebar-text:   #94a3b8;
    --color-sidebar-hover:  rgba(255, 255, 255, 0.07);
    --color-sidebar-active: #2563eb;
    --color-sidebar-divider:#334155;

    /* Sombras */
    --shadow-sm:   0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.05), 0 4px 12px rgba(0,0,0,0.04);
    --shadow-card-hover: 0 4px 20px rgba(0,0,0,0.09);

    /* Misc */
    --radius:     10px;
    --radius-sm:  7px;
    --transition: 0.2s ease;
}

/* ── Dark mode variables ──
   Se aplica a html.dark-mode (script en <head>, sin flash)
   Y también a body.dark-mode (JS post-render, por compatibilidad)
*/
html.dark-mode, body.dark-mode {
    --color-bg:      #0f172a;
    --color-surface: #1e293b;
    --color-border:  #334155;
    --color-text:       #f1f5f9;
    --color-text-muted: #94a3b8;
    --shadow-card: 0 1px 3px rgba(0,0,0,0.3), 0 4px 16px rgba(0,0,0,0.2);
    --shadow-card-hover: 0 6px 24px rgba(0,0,0,0.35);

    /* Sidebar en dark: aún más oscuro */
    --color-sidebar-bg:    #020617;
    --color-sidebar-hover: rgba(255, 255, 255, 0.05);
}

/* ═══════════════════════════════════════
   BASE
   ═══════════════════════════════════════ */
html {
    font-size: 14px;
    scroll-behavior: smooth;
}

@media (min-width: 768px) {
    html { font-size: 15px; }
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    margin: 0;
    padding: 0;
    transition: background-color var(--transition), color var(--transition);
    min-height: 100vh;
    overflow-x: auto;
}

/* En desktop con ventana angosta, evitar que el layout se rompa.
   En mobile real (<= 768px) NO aplicamos min-width para que el sidebar
   y el layout responsive funcionen correctamente. */
@media (min-width: 769px) {
    body { min-width: 960px; }
}

/* Anchos intermedios (tablet / desktop angosto): métricas en 2 columnas
   para que los números grandes no se corten */
@media (min-width: 769px) and (max-width: 1140px) {
    .metrics-row {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    /* Icono un poco más chico para ganar espacio */
    .metric-icon {
        width: 38px;
        height: 38px;
        font-size: 1.05rem;
    }
    /* Padding reducido */
    .metric-card {
        gap: 11px;
        padding: 13px 15px !important;
    }
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-primary-hover);
}

/* ═══════════════════════════════════════
   TOPBAR
   ═══════════════════════════════════════ */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--topbar-height);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px 0 16px;
    z-index: 1040;
    transition: background-color var(--transition), border-color var(--transition);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.topbar-brand {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--color-text);
    transition: color var(--transition), opacity var(--transition);
    white-space: nowrap;
}

.topbar-brand.hidden {
    opacity: 0;
    pointer-events: none;
    width: 0;
    overflow: hidden;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition);
}

.topbar-user i {
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

.topbar-role-badge {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: 2px 8px;
    border-radius: 999px;
}

/* Toggle sidebar button */
.sidebar-toggle {
    background: none;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: background-color var(--transition), color var(--transition);
    flex-shrink: 0;
}

.sidebar-toggle:hover {
    background-color: var(--color-border);
    color: var(--color-text);
}

/* Theme button */
.theme-btn {
    background: none;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: background-color var(--transition), color var(--transition);
}

.theme-btn:hover {
    background-color: var(--color-border);
    color: var(--color-text);
}

.theme-btn:focus {
    outline: none;
    box-shadow: none;
}

/* Íconos de tema: CSS puro, sin flash al navegar */
.theme-icon-dark  { display: none; }
.theme-icon-light { display: inline; }
html.dark-mode .theme-icon-light { display: none; }
html.dark-mode .theme-icon-dark  { display: inline; }

/* ═══════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════ */
.sidebar {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--topbar-height));
    background-color: var(--color-sidebar-bg);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 1030;
    transition: width var(--transition), background-color var(--transition);
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

/* Nav container */
.sidebar-nav {
    flex: 1;
    padding: 10px 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-section {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

/* Sidebar item */
.sidebar-item {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 9px 12px;
    border-radius: 8px;
    color: var(--color-sidebar-text);
    text-decoration: none !important;
    font-size: 0.875rem;
    font-weight: 500;
    transition: background-color var(--transition), color var(--transition);
    white-space: nowrap;
    overflow: hidden;
    cursor: pointer;
    line-height: 1.4;
}

.sidebar-item i {
    font-size: 1.05rem;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
    line-height: 1;
}

.sidebar-item span {
    opacity: 1;
    transition: opacity var(--transition), width var(--transition);
    overflow: hidden;
}

.sidebar.collapsed .sidebar-item span {
    opacity: 0;
    width: 0;
}

.sidebar-item:hover {
    background-color: var(--color-sidebar-hover);
    color: #ffffff;
}

.sidebar-item.active {
    background-color: var(--color-sidebar-active);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
}

/* Divider between sections */
.sidebar-divider {
    padding: 14px 12px 5px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-sidebar-divider);
    white-space: nowrap;
    overflow: hidden;
    transition: opacity var(--transition);
}

.sidebar-divider span {
    transition: opacity var(--transition);
}

.sidebar.collapsed .sidebar-divider span {
    opacity: 0;
}

/* Footer (logout) */
.sidebar-footer {
    padding: 8px 8px 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-item--logout {
    color: #f87171 !important;
}

.sidebar-item--logout:hover {
    background-color: rgba(239, 68, 68, 0.12) !important;
    color: #fca5a5 !important;
}

/* ═══════════════════════════════════════
   MAIN CONTENT
   ═══════════════════════════════════════ */
.main-wrapper {
    margin-left: var(--sidebar-width);
    padding-top: var(--topbar-height);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left var(--transition);
}

.main-wrapper.sidebar-collapsed {
    margin-left: var(--sidebar-collapsed-width);
}

.main-content {
    flex: 1;
    padding: 28px 32px;
}

.main-footer {
    padding: 14px 32px;
    border-top: 1px solid var(--color-border);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    transition: border-color var(--transition), color var(--transition);
}

/* ═══════════════════════════════════════
   CARDS
   ═══════════════════════════════════════ */
.card {
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow-card) !important;
    background-color: var(--color-surface) !important;
    color: var(--color-text) !important;
    overflow: hidden;
    transition: background-color var(--transition),
                border-color var(--transition),
                box-shadow var(--transition),
                transform var(--transition);
}

.card-title {
    color: var(--color-text) !important;
    font-weight: 600;
    font-size: 1rem;
}

.card-text.text-muted,
p.text-muted,
small.text-muted,
span.text-muted {
    color: var(--color-text-muted) !important;
}

.card-body {
    padding: 20px;
    overflow-x: auto;
}

/* card-body sin padding (tablas) — scroll horizontal interno */
.card-body.p-0 {
    padding: 0 !important;
    overflow-x: auto;
}

/* Dashboard action cards hover */
.dashboard-card,
.card.shadow-sm {
    transition: transform 0.15s ease, box-shadow 0.15s ease !important;
}

.dashboard-card:hover,
.card.shadow-sm:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card-hover) !important;
}

/* ═══════════════════════════════════════
   METRIC CARDS
   ═══════════════════════════════════════ */
.metrics-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.metric-card {
    border-radius: var(--radius) !important;
    border: 1px solid var(--color-border) !important;
    background-color: var(--color-surface) !important;
    box-shadow: var(--shadow-card) !important;
    overflow: hidden;
    transition: all var(--transition);
    /* Layout horizontal: icono izq + texto der */
    display: flex !important;
    align-items: center;
    gap: 14px;
    padding: 16px 18px !important;
}

/* Cuando viene dentro de card Bootstrap (Home/Index) */
.card.metric-card > .card-body {
    display: flex !important;
    align-items: center;
    gap: 14px;
    padding: 16px 18px !important;
    flex: 1;
}

.metric-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-bottom: 0;  /* reset — en horizontal no hay margin-bottom */
}

.metric-body {
    flex: 1;
    min-width: 0;
}

.metric-icon--blue   { background: rgba(37,  99,  235, 0.10); color: #2563eb; }
.metric-icon--purple { background: rgba(124, 58,  237, 0.10); color: #7c3aed; }
.metric-icon--indigo { background: rgba(79,  70,  229, 0.10); color: #4f46e5; }
.metric-icon--red    { background: rgba(220, 38,  38,  0.10); color: #dc2626; }
.metric-icon--green  { background: rgba(22,  163, 74,  0.10); color: #16a34a; }
.metric-icon--stock  { align-items: flex-start; padding-top: 4px; }

.metric-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--color-text-muted);
    margin-bottom: 2px;
    line-height: 1.3;
}

.metric-value {
    font-size: clamp(1.05rem, 2vw, 1.45rem); /* escala suave con el viewport */
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
    margin-bottom: 1px;
    overflow-wrap: break-word; /* último recurso: corta si no entra de ninguna forma */
}

.metric-sub {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 1px;
}

/* ═══════════════════════════════════════
   DASHBOARD SECTIONS
   ═══════════════════════════════════════ */
.dashboard-section {
    padding-top: 4px;
    padding-bottom: 4px;
}

.section-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.11em;
    color: var(--color-text-muted);
}

.dashboard-header h2 {
    font-weight: 700;
    color: var(--color-text);
}

/* Dashboard card icon (large) */
.dashboard-card-icon {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--color-primary);
}

/* ═══════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════ */
.btn {
    border-radius: var(--radius-sm) !important;
    font-weight: 500 !important;
    font-size: 0.875rem !important;
    transition: all var(--transition) !important;
}

.btn-primary {
    background-color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
    color: #ffffff !important;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-primary-hover) !important;
    border-color: var(--color-primary-hover) !important;
    color: #ffffff !important;
}

.btn-excel {
    color: #1d6f42 !important;
    border: 1px solid #1d6f42 !important;
    background-color: transparent !important;
}

.btn-excel:hover {
    background-color: #1d6f42 !important;
    color: white !important;
}

.btn-toggle-activo {
    width: 105px;
    text-align: center;
}

/* ═══════════════════════════════════════
   FORMS
   ═══════════════════════════════════════ */
.form-control,
.form-select {
    border-color: var(--color-border) !important;
    border-radius: 6px !important;
    background-color: var(--color-surface) !important;
    color: var(--color-text) !important;
    transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

/* Tamaño normal (no -sm ni -lg) */
.form-control:not(.form-control-sm):not(.form-control-lg),
.form-select:not(.form-select-sm):not(.form-select-lg) {
    font-size: 0.9rem !important;
    padding: 0.5rem 0.75rem !important;
}

/* -sm: respetar sizing de Bootstrap pero aplicar colores */
.form-control-sm,
.form-select-sm {
    font-size: 0.825rem !important;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12) !important;
    background-color: var(--color-surface) !important;
}

.form-label {
    color: var(--color-text) !important;
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 5px;
}

.form-control::placeholder,
.form-select::placeholder {
    color: var(--color-text-muted) !important;
}

/* ═══════════════════════════════════════
   TABLES
   ═══════════════════════════════════════ */
.table {
    color: var(--color-text) !important;
    border-color: var(--color-border) !important;
    font-size: 0.9rem;
}

.table thead th {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--color-text-muted) !important;
    border-bottom: 2px solid var(--color-border) !important;
    background-color: transparent !important;
    padding-bottom: 10px;
}

.table td {
    border-color: var(--color-border) !important;
    vertical-align: middle;
    color: var(--color-text) !important;
}

.table-hover tbody tr:hover {
    background-color: rgba(37, 99, 235, 0.04) !important;
}

/* Fila crítica (siempre rosa, modo claro) */
tr.table-danger {
    background-color: #fef2f2 !important;
}

tr.table-danger td,
tr.table-danger th {
    color: #991b1b !important;
    background-color: #fef2f2 !important;
}

tr.table-danger .badge.bg-danger {
    background-color: #dc2626 !important;
    color: #ffffff !important;
}

/* ═══════════════════════════════════════
   BADGES
   ═══════════════════════════════════════ */
.badge.bg-primary {
    font-size: 0.72rem;
    padding: 0.35em 0.65em;
    border-radius: 999px;
    font-weight: 600;
}

/* ═══════════════════════════════════════
   ALERTS
   ═══════════════════════════════════════ */
.alert {
    border-radius: var(--radius) !important;
    border: 1px solid transparent;
}

/* ═══════════════════════════════════════
   TYPOGRAPHY
   ═══════════════════════════════════════ */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-text);
    font-weight: 600;
}

/* ═══════════════════════════════════════
   DARK MODE — Overrides adicionales
   ═══════════════════════════════════════ */
body.dark-mode a:not(.btn):not(.sidebar-item):not(.nav-link) {
    color: #93c5fd;
}

body.dark-mode a:not(.btn):not(.sidebar-item):not(.nav-link):hover {
    color: #bfdbfe;
}

/* Forms en dark */
body.dark-mode .form-control,
body.dark-mode .form-select,
body.dark-mode input.form-control,
body.dark-mode textarea.form-control {
    background-color: #0f172a !important;
    color: var(--color-text) !important;
    border-color: var(--color-border) !important;
}

body.dark-mode .form-control::placeholder,
body.dark-mode .form-select::placeholder {
    color: var(--color-text-muted) !important;
}

body.dark-mode select,
body.dark-mode select option {
    background-color: #0f172a !important;
    color: var(--color-text) !important;
}

/* Tables en dark */
body.dark-mode .table {
    --bs-table-bg:         transparent !important;
    --bs-table-accent-bg:  transparent !important;
    --bs-table-striped-bg: transparent !important;
    --bs-table-hover-bg:   rgba(255,255,255,0.04) !important;
    --bs-table-color:      var(--color-text) !important;
    color: var(--color-text) !important;
    border-color: var(--color-border) !important;
}

body.dark-mode .table > :not(caption) > * > * {
    background-color: transparent !important;
    color: var(--color-text) !important;
}

body.dark-mode .table th,
body.dark-mode .table td {
    border-color: var(--color-border) !important;
    color: var(--color-text) !important;
}

body.dark-mode .table-hover tbody tr:hover td,
body.dark-mode .table-hover tbody tr:hover th {
    color: var(--color-text) !important;
}

/* Fila crítica — light mode: fondo rosa suave con texto bien oscuro */
.table tr.table-danger > td,
.table tr.table-danger > th {
    color: #1e293b !important;   /* texto casi negro: contraste alto sobre rosa */
}

/* Fila crítica — dark mode: tinte rojo oscuro, texto claro */
html.dark-mode .table tr.table-danger,
body.dark-mode .table tr.table-danger,
html.dark-mode tr.table-danger,
body.dark-mode tr.table-danger {
    --bs-table-bg: rgba(239, 68, 68, 0.12) !important;
}

html.dark-mode .table tr.table-danger > td,
html.dark-mode .table tr.table-danger > th,
body.dark-mode .table tr.table-danger > td,
body.dark-mode .table tr.table-danger > th,
html.dark-mode tr.table-danger td,
html.dark-mode tr.table-danger th,
body.dark-mode tr.table-danger td,
body.dark-mode tr.table-danger th {
    background-color: rgba(239, 68, 68, 0.12) !important;
    color: #f1f5f9 !important;   /* texto claro: contraste alto sobre tinte oscuro */
}

html.dark-mode .table-hover tbody tr.table-danger:hover > td,
html.dark-mode .table-hover tbody tr.table-danger:hover > th,
body.dark-mode .table-hover tbody tr.table-danger:hover > td,
body.dark-mode .table-hover tbody tr.table-danger:hover > th {
    background-color: rgba(239, 68, 68, 0.18) !important;
    color: #f1f5f9 !important;
}

/* .text-dark en tablas dark */
body.dark-mode .table .text-dark,
body.dark-mode .table .text-body,
body.dark-mode .table .text-black {
    color: var(--color-text) !important;
}

/* Select2 dark */
body.dark-mode .select2-container--default .select2-selection--single {
    background-color: #0f172a !important;
    border-color: var(--color-border) !important;
}

body.dark-mode .select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--color-text) !important;
}

body.dark-mode .select2-selection__placeholder {
    color: var(--color-text-muted) !important;
}

body.dark-mode .select2-dropdown,
body.dark-mode .select2-results__option {
    background-color: #1e293b !important;
    color: var(--color-text) !important;
}

/* Preview / Remito: SIEMPRE fondo claro */
body.dark-mode .preview-card,
body.dark-mode #remitoPrint,
body.dark-mode .remito-container {
    background-color: #ffffff !important;
    color: #111827 !important;
    border-color: #e5e7eb !important;
}

body.dark-mode .preview-card *,
body.dark-mode #remitoPrint *,
body.dark-mode .remito-container * {
    color: #111827 !important;
}

body.dark-mode .preview-card table,
body.dark-mode #remitoPrint table,
body.dark-mode .remito-container table {
    --bs-table-bg: #ffffff !important;
    --bs-table-color: #111827 !important;
    background-color: #ffffff !important;
    color: #111827 !important;
    border-color: #e5e7eb !important;
}

body.dark-mode .preview-card th,
body.dark-mode .preview-card td,
body.dark-mode #remitoPrint th,
body.dark-mode #remitoPrint td,
body.dark-mode .remito-container th,
body.dark-mode .remito-container td {
    background-color: #ffffff !important;
    color: #111827 !important;
    border-color: #e5e7eb !important;
}

body.dark-mode .preview-card .btn-primary,
body.dark-mode .preview-card .btn-secondary {
    color: #ffffff !important;
}

/* ═══════════════════════════════════════
   PRINT
   ═══════════════════════════════════════ */
@media print {
    .topbar, .sidebar, .main-footer,
    .btn, .btn-primary, .btn-secondary, .btn-danger {
        display: none !important;
    }

    .main-wrapper {
        margin-left: 0 !important;
        padding-top: 0 !important;
    }

    .main-content {
        padding: 0 !important;
    }
}

/* ═══════════════════════════════════════
   FOCUS STATES
   ═══════════════════════════════════════ */
.btn:focus,
.btn:active:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
}

/* ═══════════════════════════════════════
   RESPONSIVE (mobile)
   ═══════════════════════════════════════ */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition), width var(--transition);
    }

    .sidebar.collapsed {
        transform: translateX(-100%);
        width: var(--sidebar-width);
    }

    .main-wrapper {
        margin-left: 0 !important;
    }

    .main-content {
        padding: 20px 16px;
    }
}


/* ═══════════════════════════════════════
   PAGE HEADER — cabecera consistente
   ═══════════════════════════════════════ */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
    transition: border-color var(--transition);
}

.page-header-info {}

.page-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 3px;
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1.3;
}

.page-title i {
    color: var(--color-primary);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.page-subtitle {
    font-size: 0.835rem;
    color: var(--color-text-muted);
    margin: 0;
}

.page-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    flex-wrap: wrap;
    justify-content: flex-end;
}

/* ═══════════════════════════════════════
   FILTER BAR — barra de filtros en card
   ═══════════════════════════════════════ */
.filter-bar {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    transition: background-color var(--transition), border-color var(--transition);
}

/* ═══════════════════════════════════════
   ICON BUTTONS — acciones de tabla
   ═══════════════════════════════════════ */
.table-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.btn-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition);
    background: none;
    text-decoration: none !important;
    padding: 0;
    line-height: 1;
    flex-shrink: 0;
}

.btn-icon-primary {
    color: var(--color-primary);
    border-color: rgba(37,99,235,0.25);
    background: rgba(37,99,235,0.07);
}
.btn-icon-primary:hover {
    background: var(--color-primary);
    color: #fff !important;
    border-color: var(--color-primary);
}

.btn-icon-warning {
    color: #d97706;
    border-color: rgba(217,119,6,0.25);
    background: rgba(217,119,6,0.07);
}
.btn-icon-warning:hover {
    background: #d97706;
    color: #fff !important;
    border-color: #d97706;
}

.btn-icon-success {
    color: #16a34a;
    border-color: rgba(22,163,74,0.25);
    background: rgba(22,163,74,0.07);
}
.btn-icon-success:hover {
    background: #16a34a;
    color: #fff !important;
    border-color: #16a34a;
}

.btn-icon-danger {
    color: #dc2626;
    border-color: rgba(220,38,38,0.25);
    background: rgba(220,38,38,0.07);
}
.btn-icon-danger:hover {
    background: #dc2626;
    color: #fff !important;
    border-color: #dc2626;
}

.btn-icon-secondary {
    color: var(--color-text-muted);
    border-color: var(--color-border);
    background: var(--color-bg);
}
.btn-icon-secondary:hover {
    background: var(--color-border);
    color: var(--color-text) !important;
}

/* ═══════════════════════════════════════
   STATUS BADGES — estados visuales
   ═══════════════════════════════════════ */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    white-space: nowrap;
}

.status-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ── Forma de pago badges ── */
.fp-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    white-space: nowrap;
}
.fp-contado {
    background: rgba(22,163,74,0.1);
    color: #15803d;
    border: 1px solid rgba(22,163,74,0.2);
}
.fp-tarjeta {
    background: rgba(37,99,235,0.1);
    color: #1d4ed8;
    border: 1px solid rgba(37,99,235,0.2);
}

.status-active {
    background: rgba(22,163,74,0.1);
    color: #16a34a;
}
.status-active::before { background: #16a34a; }

.status-inactive {
    background: rgba(220,38,38,0.1);
    color: #dc2626;
}
.status-inactive::before { background: #dc2626; }

.status-warning {
    background: rgba(217,119,6,0.1);
    color: #d97706;
}
.status-warning::before { background: #d97706; }

/* ═══════════════════════════════════════
   EMPTY STATE — tabla sin datos
   ═══════════════════════════════════════ */
.empty-state {
    text-align: center;
    padding: 60px 24px;
    color: var(--color-text-muted);
}

.empty-state-icon {
    font-size: 2.8rem;
    margin-bottom: 14px;
    opacity: 0.3;
    display: block;
    color: var(--color-text-muted);
}

.empty-state-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 6px;
}

.empty-state-text {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

/* ═══════════════════════════════════════
   FORM CARD — card para formularios
   ═══════════════════════════════════════ */
.form-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    max-width: 720px;
    transition: background-color var(--transition), border-color var(--transition);
}

.form-card-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--color-border);
    transition: border-color var(--transition);
}

.form-card-header h5 {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-card-header h5 i {
    color: var(--color-primary);
}

.form-card-body {
    padding: 24px;
}

.form-card-footer {
    padding: 14px 24px;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    border-radius: 0 0 var(--radius) var(--radius);
    display: flex;
    gap: 8px;
    align-items: center;
    transition: background-color var(--transition), border-color var(--transition);
}

/* ═══════════════════════════════════════
   STOCK CARDS
   ═══════════════════════════════════════ */
.stock-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 14px;
}

.stock-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.stock-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-2px);
}

.stock-card.stock-critical {
    border-color: rgba(220,38,38,0.3);
    background: rgba(220,38,38,0.03);
}

.stock-card-category {
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: 5px;
}

.stock-card-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 10px;
    line-height: 1.3;
}

.stock-card-price {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.stock-qty {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stock-qty-number {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1;
}

.stock-qty-label {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.stock-critical .stock-qty-number {
    color: #dc2626;
}

.stock-critical-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 0.65rem;
    font-weight: 700;
    background: #dc2626;
    color: #fff;
    padding: 2px 7px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════
   LOGIN — split layout
   ═══════════════════════════════════════ */
.login-page {
    min-height: 100vh;
    display: flex;
}

.login-brand-panel {
    width: 400px;
    flex-shrink: 0;
    background: linear-gradient(160deg, #1e293b 0%, #020617 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 40px;
    gap: 28px;
}

@media (max-width: 768px) {
    .login-brand-panel { display: none; }
}

.login-brand-icon {
    width: 68px;
    height: 68px;
    background: rgba(37,99,235,0.18);
    border: 1px solid rgba(96,165,250,0.2);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.9rem;
    color: #93c5fd;
}

.login-brand-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #ffffff;
    text-align: center;
}

.login-brand-tagline {
    font-size: 0.875rem;
    color: #64748b;
    text-align: center;
    line-height: 1.6;
}

.login-brand-divider {
    width: 100%;
    height: 1px;
    background: rgba(255,255,255,0.06);
}

.login-brand-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 100%;
}

.login-brand-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.84rem;
    color: #94a3b8;
}

.login-brand-features li i {
    color: #60a5fa;
    font-size: 1rem;
    flex-shrink: 0;
    width: 18px;
    text-align: center;
}

.login-form-panel {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    background: #f1f5f9;
}

.login-form-card {
    width: 100%;
    max-width: 360px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.07);
    padding: 36px 32px;
}

.login-form-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 4px;
}

.login-form-subtitle {
    font-size: 0.84rem;
    color: #64748b;
    margin-bottom: 28px;
}

/* ═══════════════════════════════════════
   MODAL IMPROVEMENTS
   ═══════════════════════════════════════ */
body.dark-mode .modal-content {
    background-color: var(--color-surface) !important;
    border-color: var(--color-border) !important;
    color: var(--color-text) !important;
}

body.dark-mode .modal-header {
    border-bottom-color: var(--color-border) !important;
}

body.dark-mode .modal-footer {
    border-top-color: var(--color-border) !important;
}

body.dark-mode .modal-title {
    color: var(--color-text) !important;
}

body.dark-mode .btn-close {
    filter: invert(1);
}

/* ═══════════════════════════════════════
   MOBILE RESPONSIVE SIDEBAR
   ═══════════════════════════════════════ */

/* Overlay para mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 199;
    backdrop-filter: blur(2px);
}
.sidebar-overlay.active { display: block; }

@media (max-width: 768px) {
    /* En mobile el sidebar empieza fuera de pantalla */
    .sidebar {
        transform: translateX(-100%);
        transition: transform .28s ease;
        z-index: 200;
        position: fixed;
    }

    /* Cuando está abierto en mobile */
    .sidebar.mobile-open {
        transform: translateX(0);
    }

    /* El contenido ocupa todo el ancho */
    .main-wrapper {
        margin-left: 0 !important;
        width: 100% !important;
    }

    /* Topbar ocupa todo el ancho */
    .topbar {
        left: 0 !important;
        width: 100% !important;
    }

    /* Ocultar brand en topbar mobile (aparece en sidebar) */
    .topbar-brand { display: block !important; }

    /* Ajuste de page-title en mobile */
    .page-title { font-size: 1.1rem; }

    /* Padding reducido en mobile */
    .main-content { padding: 16px 12px; }

    /* Filter bar en mobile: columna única */
    .filter-bar .row { flex-direction: column; }
    .filter-bar .col-md-2,
    .filter-bar .col-md-3,
    .filter-bar .col-md-4 { width: 100%; max-width: 100%; }

    /* Card body: scroll horizontal para tablas */
    .card-body, .card-body.p-0 { overflow-x: auto; }

    /* Tabla: ancho mínimo para que sea legible con scroll */
    .table { min-width: 600px; }

    /* Toast stock crítico: ocupa todo el ancho en mobile */
    #stockCriticoToast {
        left: 12px !important;
        right: 12px !important;
        min-width: unset !important;
        max-width: unset !important;
    }

    /* Tabla responsive en mobile */
    .table-responsive { overflow-x: auto; }

    /* Metrics en mobile: 2 columnas */
    .metrics-row {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    /* Stock grid mobile */
    .stock-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 10px;
    }

    /* Pago grid mobile */
    .pago-grid {
        grid-template-columns: 1fr 1fr;
    }

    /* Page header en mobile: se permite wrappear pero botones NO se estiran */
    .page-header {
        flex-wrap: wrap;
        gap: 12px;
    }
    .page-header-actions {
        flex-shrink: 0;
        flex-wrap: wrap;
    }
    .page-header-actions .btn { flex-shrink: 0; }

    /* Dashboard cards en mobile: 1 columna */
    .dashboard-card { margin-bottom: 0; }
}

@media (max-width: 480px) {
    .metrics-row { grid-template-columns: 1fr; }
    .pago-grid   { grid-template-columns: 1fr; }
    .stock-grid  { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}

/* ═══════════════════════════════════════
   STOCK CELL — número + badge apilados
   ═══════════════════════════════════════ */
.stock-cell {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    min-width: 48px;   /* ancho fijo para que la columna no baile */
}

.stock-num {
    font-weight: 700;
    font-size: 1rem;
    line-height: 1;
}

.stock-num.stock-critico {
    color: #b91c1c;   /* rojo oscuro legible en light mode */
}

.badge-critico {
    display: inline-block;
    font-size: 0.60rem;
    font-weight: 700;
    line-height: 1;
    padding: 2px 6px;
    border-radius: 4px;
    background-color: #fecaca;
    color: #7f1d1d;   /* rojo muy oscuro: contraste ≥ 4.5:1 sobre rosa */
    letter-spacing: 0.02em;
    white-space: nowrap;
}

/* Dark mode: fondo sutil, texto legible */
html.dark-mode .stock-num.stock-critico,
body.dark-mode  .stock-num.stock-critico {
    color: #f87171;   /* rojo-400: suave pero legible en fondo oscuro */
}

html.dark-mode .badge-critico,
body.dark-mode  .badge-critico {
    background-color: rgba(239, 68, 68, 0.18);
    color: #fca5a5;   /* rosa-300: bien legible en fondo oscuro */
}

/* ═══════════════════════════════════════
   STOCK CRÍTICO TOAST
   ═══════════════════════════════════════ */
.stock-critico-toast {
    position: fixed;
    top: calc(var(--topbar-height, 56px) + 16px);
    right: 24px;
    z-index: 1080;
    min-width: 300px;
    max-width: 440px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 12px;
    padding: 13px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 8px 28px rgba(220,38,38,.15);
    transition: opacity .5s ease, transform .5s ease;
    opacity: 1;
}
.stock-critico-toast .toast-icon {
    color: #dc2626; font-size: 1rem; flex-shrink: 0;
}
.stock-critico-toast .toast-text {
    font-size: .855rem; color: #991b1b; flex: 1; line-height: 1.4;
}
.stock-critico-toast .toast-link {
    flex-shrink: 0; font-size: .78rem; font-weight: 600; color: #b91c1c;
    text-decoration: none; border: 1px solid #fca5a5; border-radius: 7px;
    padding: 4px 12px; background: #fff; white-space: nowrap;
}
@media (max-width: 768px) {
    .stock-critico-toast {
        left: 12px;
        right: 12px;
        min-width: unset;
        max-width: unset;
    }
}

/* ═══════════════════════════════════════
   AUTO-FADE ALERTS
   ═══════════════════════════════════════ */
.alert-autofade {
    position: fixed !important;
    top: calc(var(--topbar-height, 56px) + 16px);
    right: 24px;
    z-index: 1080;
    min-width: 300px;
    max-width: 460px;
    box-shadow: 0 8px 28px rgba(0,0,0,0.18);
    border-radius: 10px !important;
    opacity: 1;
    transition: opacity .55s ease, transform .55s ease;
    transform: translateY(0);
    pointer-events: auto;
}
.alert-autofade.fading {
    opacity: 0;
    transform: translateY(-10px);
}

/* ═══════════════════════════════════════
   REPORTES — métricas y tablas heredan vars
   ═══════════════════════════════════════ */
#report-container .card {
    background: var(--color-surface);
    border-color: var(--color-border);
}
#report-container .table th,
#report-container .table td {
    color: var(--color-text);
    border-color: var(--color-border);
}
#report-container .table thead th {
    color: var(--color-text-muted);
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    background: var(--color-bg);
}

/* ═══════════════════════════════════════
   INPUT GROUP — ícono integrado al campo
   ═══════════════════════════════════════ */
.input-group > .input-group-text {
    background: var(--color-surface) !important;
    border-color: var(--color-border) !important;
    border-right: none !important;
    color: var(--color-text-muted);
    transition: border-color .15s, background .15s;
}

.input-group > .form-control,
.input-group > .form-select {
    border-left: none !important;
    background: var(--color-surface) !important;
    color: var(--color-text) !important;
    border-color: var(--color-border) !important;
    box-shadow: none !important;
}

/* Foco: todo el grupo iluminado a la vez */
.input-group:focus-within > .input-group-text,
.input-group:focus-within > .form-control,
.input-group:focus-within > .form-select {
    border-color: var(--color-primary) !important;
    box-shadow: none !important;
}
.input-group:focus-within {
    box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
    border-radius: .375rem;
}

/* Eliminar el box-shadow propio de Bootstrap en focus */
.input-group .form-control:focus,
.input-group .form-select:focus {
    box-shadow: none !important;
    outline: none !important;
}

/* ═══════════════════════════════════════
   LOGIN — campo con ícono integrado
   ═══════════════════════════════════════ */
.login-field-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: #0f172a;
    margin-bottom: 6px;
}

.login-field {
    position: relative;
    display: flex;
    align-items: center;
}

/* Ícono izquierdo — zona propia con fondo y separador */
.login-field-icon {
    position: absolute;
    left: 1px;
    top: 1px;
    bottom: 1px;
    width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    color: #94a3b8;
    background: #f1f5f9;
    border-right: 1px solid #e2e8f0;
    border-radius: 7px 0 0 7px;
    pointer-events: none;
    z-index: 2;
}

/* Input unificado — sin bordes separados */
.login-field-input {
    width: 100%;
    padding: 10px 42px 10px 52px; /* espacio para zona ícono + ojo der */
    border: 1.5px solid #e2e8f0;
    border-radius: 8px;
    font-size: 0.9rem;
    color: #0f172a;
    background: #f8fafc;
    outline: none;
    transition: border-color .18s, box-shadow .18s;
    line-height: 1.4;
}

.login-field-input::placeholder { color: #94a3b8; }

.login-field-input:focus {
    border-color: #2563eb;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

/* Botón ojo — derecha, dentro del campo */
.login-field-eye {
    position: absolute;
    right: 10px;
    background: none;
    border: none;
    padding: 4px 6px;
    color: #94a3b8;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    border-radius: 4px;
    transition: color .15s;
    z-index: 2;
}
.login-field-eye:hover { color: #475569; }

/* Botón submit */
.login-submit {
    padding: 10px;
    font-weight: 600;
    letter-spacing: 0.03em;
    margin-top: 4px;
}

/* ═══════════════════════════════════════
   FIELD WITH ICON — ícono dentro del input
   (reemplaza input-group en formularios)
   ═══════════════════════════════════════ */
.field-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.field-wrap .field-ico {
    position: absolute;
    left: 1px;
    top: 1px;
    bottom: 1px;
    width: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: #94a3b8;
    background: #f1f5f9;
    border-right: 1px solid #e2e8f0;
    border-radius: 5px 0 0 5px;
    pointer-events: none;
    z-index: 3;
}

/* Dark mode — ícono zona */
html.dark-mode .field-wrap .field-ico,
body.dark-mode .field-wrap .field-ico {
    background: #0f172a;
    border-right-color: #334155;
    color: #64748b;
}

/* Input/select con ícono a la izquierda — especificidad alta para ganar al :not() de forms */
.field-wrap .form-control:not(.form-control-lg),
.field-wrap .form-select:not(.form-select-lg) {
    padding-left: 48px !important;
}

/* Variante -sm */
.field-wrap .form-control.form-control-sm,
.field-wrap .form-select.form-select-sm {
    padding-left: 44px !important;
}
.field-wrap:has(.form-control-sm) .field-ico,
.field-wrap:has(.form-select-sm) .field-ico {
    width: 34px;
    font-size: 0.8rem;
}

/* Botón ojo dentro de field-wrap (Usuarios/Crear, Editar) */
.field-wrap .login-field-eye {
    position: absolute;
    right: 10px;
}
.field-wrap .form-control.password-input {
    padding-right: 40px !important;
}
