* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colores principales */
    --primary-color: #7C6FF7;
    --primary-dark: #5B52E0;
    --primary-light: #EDE9FE;
    --secondary-color: #5B52E0;
    --accent-color: #A78BFA;

    /* Grises */
    --gray-900: #1F2937;
    --gray-800: #374151;
    --gray-600: #6B7280;
    --gray-400: #9CA3AF;
    --gray-200: #E5E7EB;
    --gray-100: #F3F4F6;
    --gray-50:  #F9FAFB;

    /* Colores de estado */
    --success-color: #22C55E;
    --success-dark: #16A34A;
    --warning-color: #F59E0B;
    --warning-dark: #D97706;
    --danger-color: #EF4444;
    --danger-dark: #DC2626;
    --info-color: #3B82F6;
    --info-dark: #2563EB;

    /* Compatibilidad con archivos existentes */
    --light-bg: #F3F4F6;
    --white-bg: #FFFFFF;
    --dark-text: #1F2937;
    --medium-text: #4B5563;
    --light-text: #9CA3AF;

    /* Sombras */
    --card-shadow: rgba(0, 0, 0, 0.06);
    --card-shadow-hover: rgba(124, 111, 247, 0.15);
}

/* ── Modo oscuro ── */
[data-theme="dark"] {
    --primary-light: #2D2A5E;
    --gray-900: #F9FAFB;
    --gray-800: #F3F4F6;
    --gray-600: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-200: #374151;
    --gray-100: #1F2937;
    --gray-50:  #111827;
    --light-bg:   #1F2937;
    --white-bg:   #111827;
    --dark-text:  #F9FAFB;
    --medium-text:#D1D5DB;
    --light-text: #9CA3AF;
    --card-shadow: rgba(0,0,0,0.4);
    --card-shadow-hover: rgba(124,111,247,0.25);
}

/* ── Dark mode: fondo y texto base ── */
[data-theme="dark"] body {
    background-color: #111827 !important;
    color: #F9FAFB !important;
}

[data-theme="dark"] .main-content {
    background-color: #111827 !important;
}

/* Tarjetas y contenedores genéricos */
[data-theme="dark"] .card,
[data-theme="dark"] .stat-card,
[data-theme="dark"] .dashboard-header,
[data-theme="dark"] .search-section,
[data-theme="dark"] .atleta-card,
[data-theme="dark"] .empty-state,
[data-theme="dark"] .modal-firma-content,
[data-theme="dark"] .modal-recibos-content,
[data-theme="dark"] .modal-content,
[data-theme="dark"] .page-header,
[data-theme="dark"] .content-card,
[data-theme="dark"] .plan-card,
[data-theme="dark"] .config-section,
[data-theme="dark"] .form-section,
[data-theme="dark"] .table-container,
[data-theme="dark"] .filter-bar,
[data-theme="dark"] .filters-container,
[data-theme="dark"] .top-section,
[data-theme="dark"] .report-card,
[data-theme="dark"] .panel,
[data-theme="dark"] .box,
[data-theme="dark"] .detalle-card,
[data-theme="dark"] .info-card,
[data-theme="dark"] .recibo-card,
[data-theme="dark"] .item-card,
[data-theme="dark"] .product-card,
[data-theme="dark"] .news-card,
[data-theme="dark"] .event-card,
[data-theme="dark"] .orden-card,
[data-theme="dark"] .pedido-card,
[data-theme="dark"] .caja-card,
[data-theme="dark"] .inventario-card,
[data-theme="dark"] .noticia-card,
[data-theme="dark"] .quick-visit-bar,
[data-theme="dark"] .visita-bar,
[data-theme="dark"] .visita-rapida-widget,
[data-theme="dark"] .perfil-card,
[data-theme="dark"] .seccion-card,
[data-theme="dark"] .atleta-tabla-row,
[data-theme="dark"] .lista-container,
[data-theme="dark"] .atletas-lista,
[data-theme="dark"] .at-card,
[data-theme="dark"] .memb-table-wrap,
[data-theme="dark"] .ds-list-item {
    background: #1F2937 !important;
    color: #F9FAFB !important;
}

[data-theme="dark"] .at-card-header,
[data-theme="dark"] .at-card-footer {
    border-color: rgba(255,255,255,.08) !important;
}

[data-theme="dark"] .at-card-body .at-card-row {
    border-color: transparent;
}

[data-theme="dark"] .memb-table thead th {
    background: #111827 !important;
    color: #9CA3AF !important;
    border-color: rgba(255,255,255,.08) !important;
}

[data-theme="dark"] .memb-table tbody tr {
    border-color: rgba(255,255,255,.06) !important;
}

[data-theme="dark"] .memb-table tbody tr:hover {
    background: rgba(255,255,255,.04) !important;
}

[data-theme="dark"] .memb-table td {
    color: #F9FAFB;
}

[data-theme="dark"] .ds-list-item:hover {
    background: rgba(255,255,255,.04) !important;
}

[data-theme="dark"] .at-prog-track {
    background: rgba(255,255,255,.1);
}

[data-theme="dark"] .at-view-toggle {
    background: #1F2937;
    border-color: rgba(255,255,255,.1);
}

[data-theme="dark"] .at-view-btn:not(.active):hover {
    background: rgba(255,255,255,.06);
}

/* Tablas */
[data-theme="dark"] table {
    color: #F9FAFB;
}

[data-theme="dark"] th {
    background: #374151 !important;
    color: #F3F4F6 !important;
}

[data-theme="dark"] td {
    border-color: #374151 !important;
    color: #D1D5DB;
}

[data-theme="dark"] tr:nth-child(even) td {
    background: #1F2937 !important;
}

[data-theme="dark"] tr:hover td {
    background: #374151 !important;
}

/* Inputs y selects */
[data-theme="dark"] input:not([type="checkbox"]):not([type="radio"]):not([type="submit"]):not([type="button"]):not(.sidebar-search-input),
[data-theme="dark"] select,
[data-theme="dark"] textarea {
    background: #374151 !important;
    color: #F9FAFB !important;
    border-color: #4B5563 !important;
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: #9CA3AF !important;
}

/* Textos */
[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6,
[data-theme="dark"] p,
[data-theme="dark"] label {
    color: var(--dark-text);
}

/* Textos secundarios */
[data-theme="dark"] .stat-label,
[data-theme="dark"] .stat-title,
[data-theme="dark"] .text-muted,
[data-theme="dark"] .subtitle,
[data-theme="dark"] .description {
    color: var(--medium-text) !important;
}

/* Fondo de página general */
[data-theme="dark"] .container,
[data-theme="dark"] .page-container,
[data-theme="dark"] .main-wrapper {
    background: transparent;
}

/* Toggle buttons / chips */
[data-theme="dark"] .view-toggle-btn:not(.active),
[data-theme="dark"] .filter-chip:not(.active),
[data-theme="dark"] .tab-btn:not(.active) {
    background: #374151 !important;
    color: #D1D5DB !important;
    border-color: #4B5563 !important;
}

/* Separadores */
[data-theme="dark"] hr,
[data-theme="dark"] .divider {
    border-color: #374151;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--gray-100);
    color: var(--gray-900);
    line-height: 1.6;
    transition: background-color 0.2s, color 0.2s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* ── Botones ── */
.btn {
    padding: 10px 22px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--card-shadow-hover);
}

.btn-secondary {
    background-color: var(--gray-200);
    color: var(--gray-800);
}

.btn-secondary:hover {
    background-color: #D1D5DB;
    transform: translateY(-1px);
}

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

.btn-success:hover {
    background-color: var(--success-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.25);
}

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

.btn-danger:hover {
    background-color: var(--danger-dark);
    transform: translateY(-1px);
}

/* ── Navbar ── */
.navbar {
    background: var(--gray-900);
    padding: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    height: 60px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: white;
    white-space: nowrap;
    text-decoration: none !important;
    transition: opacity 0.2s ease;
    cursor: pointer;
}

.navbar-brand:hover,
.navbar-brand:focus,
.navbar-brand:active,
.navbar-brand:visited {
    text-decoration: none !important;
    color: white;
    opacity: 0.85;
}

.navbar-brand svg {
    width: 28px;
    height: 28px;
    fill: white;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 28px;
    cursor: pointer;
    padding: 5px 10px;
    line-height: 1;
}

.navbar-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 4px;
    align-items: center;
}

.navbar-menu li {
    margin: 0;
}

.navbar-menu a {
    color: var(--gray-400);
    text-decoration: none;
    padding: 8px 14px;
    border-radius: 6px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    white-space: nowrap;
}

.navbar-menu a:hover {
    background: rgba(255, 255, 255, 0.08);
    color: white;
}

.navbar-menu a.active {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
}

.navbar-user-desktop {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
    color: white;
}

.user-role {
    font-size: 12px;
    color: var(--gray-400);
}

.btn-logout {
    background: rgba(239, 68, 68, 0.15);
    color: #FCA5A5;
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 7px 16px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.3);
    color: white;
}

.navbar-user-mobile,
.navbar-logout-mobile {
    display: none;
}

/* ── Responsive Navbar ── */
@media (max-width: 768px) {
    .navbar-container {
        padding: 0 20px;
        position: relative;
    }

    .navbar-brand {
        font-size: 18px;
    }

    .menu-toggle {
        display: block !important;
        z-index: 1001;
    }

    .navbar-user-desktop {
        display: none !important;
    }

    .navbar-user-mobile,
    .navbar-logout-mobile {
        display: block !important;
        width: 100%;
    }

    .navbar-menu {
        display: none !important;
        flex-direction: column;
        position: absolute;
        top: calc(100% + 8px);
        left: 15px;
        right: 15px;
        background: var(--gray-800);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        padding: 0;
        gap: 0;
        z-index: 999;
        border-radius: 12px;
        overflow: hidden;
        border: 1px solid rgba(255,255,255,0.08);
    }

    .navbar-menu.mobile-open {
        display: flex !important;
    }

    .navbar-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .navbar-menu li:last-child {
        border-bottom: none;
    }

    .navbar-menu a {
        padding: 14px 24px;
        border-radius: 0;
        width: 100%;
        justify-content: flex-start;
        color: var(--gray-400);
    }

    .navbar-menu a:hover {
        background: rgba(255, 255, 255, 0.06);
        color: white;
    }

    .navbar-menu a.active {
        background: var(--primary-color);
        color: white;
    }

    .user-info-mobile {
        padding: 14px 24px;
        background: rgba(0, 0, 0, 0.2);
        text-align: left;
    }

    .user-info-mobile .user-name {
        font-weight: 600;
        font-size: 14px;
        color: white;
    }

    .user-info-mobile .user-role {
        font-size: 12px;
        color: var(--gray-400);
    }

    .btn-logout-mobile {
        display: block;
        width: 100%;
        padding: 14px 24px;
        background: rgba(239, 68, 68, 0.15);
        color: #FCA5A5;
        text-decoration: none;
        font-weight: 500;
        text-align: left;
        font-size: 14px;
    }

    .btn-logout-mobile:hover {
        background: rgba(239, 68, 68, 0.3);
        color: white;
    }
}

/* ── Alertas del sistema (Dashboard) ── */
.alertas-sistema {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.alerta-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 10px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-left: 4px solid transparent;
    transition: opacity 0.15s;
}

.alerta-item:hover { opacity: 0.85; }

.alerta-warning  { background: #FEF3C7; color: #92400E; border-color: var(--warning-color); }
.alerta-danger   { background: #FEE2E2; color: #991B1B; border-color: var(--danger-color); }
.alerta-info     { background: #DBEAFE; color: #1E40AF; border-color: var(--info-color); }
.alerta-success  { background: #D1FAE5; color: #065F46; border-color: var(--success-color); }

[data-theme="dark"] .alerta-warning { background: #44380A; color: #FCD34D; }
[data-theme="dark"] .alerta-danger  { background: #450A0A; color: #FCA5A5; }
[data-theme="dark"] .alerta-info    { background: #0A1628; color: #93C5FD; }
[data-theme="dark"] .alerta-success { background: #052E16; color: #6EE7B7; }

.alerta-icono { font-size: 16px; flex-shrink: 0; }
.alerta-flecha { margin-left: auto; opacity: 0.6; }


/* ── Dark mode: overrides de último recurso para elementos con colores hardcodeados ── */

/* Chips / filtros blancos */
[data-theme="dark"] .filter-chip,
[data-theme="dark"] .filter-btn:not(.active),
[data-theme="dark"] .tab-chip:not(.active),
[data-theme="dark"] .chip:not(.active),
[data-theme="dark"] .btn-filter:not(.active),
[data-theme="dark"] button[class*="filtro"]:not(.active),
[data-theme="dark"] button[class*="tab"]:not(.active) {
    background: #374151 !important;
    color: #D1D5DB !important;
    border-color: #4B5563 !important;
}

/* Tarjetas de productos y pedidos */
[data-theme="dark"] .product-card,
[data-theme="dark"] .producto-card,
[data-theme="dark"] .tienda-card,
[data-theme="dark"] .pedido-card,
[data-theme="dark"] .orden-item,
[data-theme="dark"] .order-card,
[data-theme="dark"] .pedido-item,
[data-theme="dark"] .config-card,
[data-theme="dark"] .config-container,
[data-theme="dark"] .tab-content,
[data-theme="dark"] .tab-pane,
[data-theme="dark"] .settings-panel,
[data-theme="dark"] .form-card,
[data-theme="dark"] .form-container,
[data-theme="dark"] .seccion-form {
    background: #1F2937 !important;
    color: #F9FAFB !important;
}

/* Textos de tabla que aún quedan oscuros */
[data-theme="dark"] td,
[data-theme="dark"] th,
[data-theme="dark"] .atleta-nombre,
[data-theme="dark"] .atleta-email,
[data-theme="dark"] .table-cell,
[data-theme="dark"] tbody tr td {
    color: #D1D5DB !important;
}

/* Filas de tabla */
[data-theme="dark"] tbody tr {
    background: #1F2937 !important;
}
[data-theme="dark"] tbody tr:nth-child(even) {
    background: #111827 !important;
}
[data-theme="dark"] tbody tr:hover {
    background: #374151 !important;
}

/* Imagen placeholder en productos sin foto */
[data-theme="dark"] .product-img-placeholder,
[data-theme="dark"] .img-placeholder,
[data-theme="dark"] .no-image {
    background: #374151 !important;
}

/* Tienda */
[data-theme="dark"] .producto-card,
[data-theme="dark"] .pedido-admin-card,
[data-theme="dark"] .stat-card-pedido,
[data-theme="dark"] .filtro-categoria:not(.active) {
    background: #1F2937 !important;
    color: #F9FAFB !important;
}

[data-theme="dark"] .producto-imagen,
[data-theme="dark"] .producto-imagen-placeholder {
    background: #374151 !important;
}

/* Configuración: tabs y contenedores */
[data-theme="dark"] .config-tabs,
[data-theme="dark"] .tab-header,
[data-theme="dark"] .config-body,
[data-theme="dark"] .config-section,
[data-theme="dark"] .gym-form,
[data-theme="dark"] .settings-section {
    background: #1F2937 !important;
    color: #F9FAFB !important;
}

[data-theme="dark"] .tab-btn {
    background: #374151 !important;
    color: #D1D5DB !important;
}

[data-theme="dark"] .tab-btn.active {
    background: var(--primary-color) !important;
    color: #fff !important;
}