:root {
    /* === MODO OSCURO (default) === */
    --bg-color: #0B0E14;
    --bg-gradient-1: rgba(129, 140, 248, 0.1);
    --bg-gradient-2: rgba(52, 211, 153, 0.05);
    --card-bg: rgba(20, 24, 36, 0.75);
    --card-border: rgba(255, 255, 255, 0.08);
    --card-shadow: rgba(0, 0, 0, 0.3);
    --primary: #818cf8;
    --primary-glow: rgba(129, 140, 248, 0.25);
    --active-color: #34d399;
    --idle-color: #fbbf24;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --select-option-bg: #141824;
    --th-bg: rgba(255, 255, 255, 0.02);
    --row-hover: rgba(255, 255, 255, 0.02);
    --modal-overlay: rgba(0, 0, 0, 0.7);
    --close-hover: #ffffff;
    --font-family: 'Inter', sans-serif;
    --color-scheme: dark;
}

/* === MODO CLARO === */
body.light {
    --bg-color: #f0f4f8;
    --bg-gradient-1: rgba(99, 102, 241, 0.07);
    --bg-gradient-2: rgba(16, 185, 129, 0.04);
    --card-bg: rgba(255, 255, 255, 0.85);
    --card-border: rgba(0, 0, 0, 0.08);
    --card-shadow: rgba(0, 0, 0, 0.08);
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.15);
    --active-color: #10b981;
    --idle-color: #f59e0b;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --select-option-bg: #ffffff;
    --th-bg: rgba(0, 0, 0, 0.02);
    --row-hover: rgba(0, 0, 0, 0.02);
    --modal-overlay: rgba(0, 0, 0, 0.4);
    --close-hover: #1e293b;
    --color-scheme: light;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition:
        background-color 0.35s ease,
        background 0.35s ease,
        border-color 0.35s ease,
        color 0.35s ease,
        box-shadow 0.35s ease;
}

body {
    background-color: var(--bg-color);
    background-image: 
        radial-gradient(circle at 15% 50%, var(--bg-gradient-1), transparent 25%),
        radial-gradient(circle at 85% 30%, var(--bg-gradient-2), transparent 25%);
    color: var(--text-main);
    font-family: var(--font-family);
    min-height: 100vh;
}

.dashboard-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 2rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--card-border);
}

.brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    width: 40px;
    height: 40px;
    background-image: url('/logo_id.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    border-radius: 12px;
    box-shadow: 0 0 20px var(--primary-glow);
}

.brand h1 {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.brand span {
    font-weight: 300;
    color: var(--text-muted);
}

#currentDate {
    background: var(--card-bg);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--card-border);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.date-nav {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 0.25rem 0.5rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.date-input {
    background: transparent;
    color: var(--text-main);
    border: none;
    font-size: 0.9rem;
    font-family: var(--font-family);
    font-weight: 600;
    outline: none;
    cursor: pointer;
    padding: 0.2rem 0.3rem;
    /* Adaptar el picker de fecha al modo activo */
    color-scheme: var(--color-scheme);
}

.date-nav-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    padding: 0 0.3rem;
    border-radius: 50%;
    transition: color 0.2s ease, background 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.date-nav-btn:hover {
    color: var(--primary);
    background: var(--primary-glow);
}

.employee-select {
    background: var(--card-bg);
    color: var(--text-main);
    border: 1px solid var(--card-border);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    outline: none;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.employee-select option {
    background: var(--select-option-bg);
    color: var(--text-main);
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.5rem;
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--card-shadow);
}

.card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

/* KPIs */
.kpi-card {
    grid-column: span 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    container-type: inline-size;
}

.kpi-card h2 {
    font-size: clamp(1.2rem, 16cqw, 2.5rem);
    font-weight: 800;
    margin-bottom: 0.2rem;
    white-space: nowrap;
    background: linear-gradient(to right, #fff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

#kpi-productive {
    background: linear-gradient(to right, var(--active-color), #6ee7b7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

#kpi-idle {
    background: linear-gradient(to right, var(--idle-color), #fcd34d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.kpi-card .subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Charts */
.chart-wrapper {
    position: relative;
    height: 300px;
    width: 100%;
}

.apps-chart-card {
    grid-column: span 8;
}

.classification-chart-card {
    grid-column: span 4;
}

.timeline-card {
    grid-column: span 12;
    position: relative;
    z-index: 1;
}

.timeline-wrapper {
    height: 250px;
}

/* Responsiveness */
@media (max-width: 1024px) {
    .kpi-card {
        grid-column: span 5;
    }
    .apps-chart-card {
        grid-column: span 10;
    }
}

@media (max-width: 768px) {
    .grid-container {
        display: flex;
        flex-direction: column;
    }
    .kpi-card {
        align-items: center;
        text-align: center;
    }
}

/* ================================
   Modal y Tablas
   ================================ */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    margin: 5% auto;
    padding: 2rem;
    width: 80%;
    max-width: 900px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.close-btn {
    color: var(--text-muted);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s ease;
}

.close-btn:hover {
    color: var(--close-hover);
}

#modalTitle {
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.table-container {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--card-border);
}

th {
    background-color: var(--th-bg);
    color: var(--text-muted);
    font-weight: 600;
}

tr:hover {
    background-color: var(--row-hover);
}

.badge-active {
    background: rgba(52, 211, 153, 0.15);
    color: #34d399;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.badge-idle {
    background: rgba(251, 191, 36, 0.15);
    color: #fbbf24;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ================================
   Boton Toggle Modo Claro / Oscuro
   ================================ */
.theme-toggle-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 0.4rem 0.9rem;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    user-select: none;
    white-space: nowrap;
}

.theme-toggle-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
}

.theme-icon {
    font-size: 1rem;
    display: inline-block;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.theme-toggle-btn:hover .theme-icon {
    transform: rotate(20deg) scale(1.2);
}

/* Gradientes de KPI para modo claro */
body.light .kpi-card h2 {
    background: linear-gradient(to right, #1e293b, #475569);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
body.light #kpi-productive {
    background: linear-gradient(to right, #059669, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
body.light #kpi-idle {
    background: linear-gradient(to right, #d97706, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
body.light #kpi-occupancy {
    background: linear-gradient(to right, #4f46e5, #6366f1) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
}
body.light #kpi-conformance {
    background: linear-gradient(to right, #7c3aed, #a855f7) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
}

/* ===========================================================================
   NUEVOS ESTILOS: ADMIN PANEL, LOGIN Y DRAWER
   =========================================================================== */

/* Botones del Header */
.admin-btn {
    background: var(--card-bg);
    color: var(--text-main);
    border: 1px solid var(--card-border);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.admin-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
}
.logout-btn {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
}
.logout-btn:hover {
    background: rgba(239, 68, 68, 0.25);
}

/* Drawer Deslizante */
.drawer {
    position: fixed;
    top: 0;
    right: -750px; /* Oculto por defecto */
    width: 750px;
    max-width: 100vw;
    height: 100%;
    background: var(--card-bg);
    border-left: 1px solid var(--card-border);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: flex;
    flex-direction: column;
    transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}
.drawer.open {
    right: 0;
}
.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--card-border);
}
.drawer-header h2 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary);
}
.close-drawer-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.8rem;
    font-weight: bold;
    cursor: pointer;
}
.close-drawer-btn:hover {
    color: var(--close-hover);
}

/* Pestañas (Tabs) */
.drawer-tabs {
    display: flex;
    border-bottom: 1px solid var(--card-border);
    background: rgba(0,0,0,0.1);
}
.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 10px 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
}
.tab-btn:hover {
    color: var(--text-main);
}
.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: rgba(255,255,255,0.02);
}

/* Contenido de Pestañas */
.drawer-body {
    padding: 1.5rem;
    flex: 1;
    overflow-y: auto;
}
.tab-content {
    display: none;
}
.tab-content.active {
    display: block;
}

/* Tablas Administrativas */
.admin-table {
    width: 100%;
    border-collapse: collapse;
}
.admin-table th, .admin-table td {
    padding: 10px 8px;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--card-border);
}
.admin-table select {
    background: var(--card-bg);
    color: var(--text-main);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 4px;
    font-size: 0.8rem;
    cursor: pointer;
}

/* Inputs y Botones Admin */
.admin-action-row input, .admin-action-row select {
    flex: 1;
    background: var(--card-bg);
    color: var(--text-main);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 0.85rem;
    outline: none;
}
.admin-action-row input:focus {
    border-color: var(--primary);
}
.action-btn {
    background: var(--primary);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 8px 16px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    white-space: nowrap;
}
.action-btn:hover {
    opacity: 0.9;
}
.action-btn-secondary {
    background: rgba(129, 140, 248, 0.15);
    color: var(--primary);
    border: 1px solid var(--primary-glow);
    border-radius: 8px;
    padding: 6px 12px;
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
}
.action-btn-secondary:hover {
    background: rgba(129, 140, 248, 0.25);
}

/* Badges de Categoría */
.badge-category {
    padding: 4px 8px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.75rem;
    display: inline-block;
}
.badge-category.productive {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}
.badge-category.non_productive {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}
.badge-category.prohibited {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}
.badge-category.uncategorized {
    background: rgba(148, 163, 184, 0.15);
    color: #94a3b8;
}

/* Modal de Autenticación */
.auth-modal {
    max-width: 400px;
    margin: 10% auto;
    padding: 2.5rem 2rem;
    border-radius: 20px;
}
.auth-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    text-align: center;
}
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}
.form-group input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 10px;
    color: var(--text-main);
    outline: none;
}
body.light .form-group input {
    background: rgba(0, 0, 0, 0.02);
}
.form-group input:focus {
    border-color: var(--primary);
}
.auth-submit-btn {
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
}
.auth-submit-btn:hover {
    opacity: 0.95;
}

/* Alertas de error en UI */
.alert-box {
    padding: 10px;
    border-radius: 8px;
    font-size: 0.8rem;
    margin-bottom: 1rem;
    font-weight: 600;
}
.alert-box.error {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Gráfico de Clasificación en Grid */
.classification-chart-card {
    grid-column: span 4;
}

/* Bordes para apps prohibidas en el gráfico (efecto de borde pulsante/rojo en hover en el dashboard) */
.prohibited-item {
    animation: borderPulse 2s infinite alternate;
}
@keyframes borderPulse {
    0% { border-color: rgba(239, 68, 68, 0.4); }
    100% { border-color: rgba(239, 68, 68, 1); }
}

@media (max-width: 1200px) {
    .classification-chart-card {
        grid-column: span 6;
    }
    .pie-chart-card {
        grid-column: span 6;
    }
}



/* Z-index fix for TomSelect */
.ts-dropdown { z-index: 9999 !important; }

/* Force login */
#loginModal .close-btn { display: none !important; }