/* ============================================
   SalmonIQ - Estilos del Dashboard
   Paleta: verde teal #0F6E56, semaforo alertas
   ============================================ */

:root {
    --color-primario: #0F6E56;
    --color-primario-claro: #12876A;
    --color-fondo: #F4F6F8;
    --color-tarjeta: #FFFFFF;
    --color-texto: #2C3E50;
    --color-texto-claro: #7F8C8D;
    --color-borde: #E0E4E8;
    --color-normal: #0F6E56;
    --color-leve: #FFC107;
    --color-moderada: #FF9800;
    --color-critica: #DC3545;
    --color-emergencia: #8B0000;
    --radio-borde: 10px;
    --sombra: 0 2px 8px rgba(0,0,0,0.08);
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.5;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--color-primario), var(--color-primario-claro));
    color: white;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    box-shadow: 0 2px 12px rgba(15,110,86,0.3);
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.header-subtitle {
    font-size: 0.85rem;
    opacity: 0.85;
}

.controles {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.controles select {
    padding: 8px 12px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 6px;
    background: rgba(255,255,255,0.15);
    color: white;
    font-size: 0.9rem;
    cursor: pointer;
}

.controles select option { color: #333; background: white; }

.btn {
    padding: 8px 20px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-iniciar {
    background: white;
    color: var(--color-primario);
}
.btn-iniciar:hover:not(:disabled) { background: #e0f5ef; }

.btn-detener {
    background: var(--color-critica);
    color: white;
}
.btn-detener:hover:not(:disabled) { background: #c82333; }

/* Grid principal */
.dashboard-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 16px;
    padding: 16px;
    max-width: 1600px;
    margin: 0 auto;
}

/* Tarjetas */
.tarjeta {
    background: var(--color-tarjeta);
    border-radius: var(--radio-borde);
    box-shadow: var(--sombra);
    padding: 20px;
    border: 1px solid var(--color-borde);
}

.tarjeta-titulo {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-texto-claro);
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-borde);
}

/* Panel lateral (estado en tiempo real) */
.panel-lateral {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Indicador circular IBA */
.iba-contenedor {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.iba-circulo {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: conic-gradient(var(--color-normal) 0deg, #e0e0e0 0deg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: background 0.5s;
}

.iba-circulo::after {
    content: '';
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: white;
    position: absolute;
}

.iba-inner {
    position: relative;
    z-index: 1;
    text-align: center;
}

.iba-valor {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.iba-label { font-size: 0.75rem; color: var(--color-texto-claro); }

.iba-estado {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
}

.parpadeo { animation: parpadear 0.8s ease-in-out infinite; }
@keyframes parpadear {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* Gauges */
.gauge-contenedor { margin-bottom: 12px; }

.gauge-etiqueta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    margin-bottom: 4px;
}

.gauge-etiqueta span:first-child {
    font-weight: 600;
    color: var(--color-texto);
}

.gauge-track {
    height: 10px;
    background: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
}

.gauge-barra {
    height: 100%;
    border-radius: 5px;
    transition: width 0.5s ease, background 0.3s;
}

.gauge-verde { background: var(--color-normal); }
.gauge-amarillo { background: var(--color-leve); }
.gauge-naranja { background: var(--color-moderada); }
.gauge-rojo { background: var(--color-critica); }

/* Badges */
.badges-contenedor {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-success { background: #d4edda; color: #155724; }
.badge-warning { background: #fff3cd; color: #856404; }
.badge-danger { background: #f8d7da; color: #721c24; }
.badge-danger-dark { background: #8B0000; color: white; }
.badge-info { background: #d1ecf1; color: #0c5460; }
.badge-secondary { background: #e2e3e5; color: #383d41; }

/* Info box */
.info-box {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 0.85rem;
}

.info-box:last-child { border-bottom: none; }
.info-label { color: var(--color-texto-claro); }
.info-valor { font-weight: 700; }

/* Panel principal */
.panel-principal {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Graficos */
.graficos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.grafico-wrapper {
    height: 220px;
    position: relative;
}

/* Tabla decisiones */
.tabla-scroll {
    overflow-x: auto;
    max-height: 320px;
    overflow-y: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

th {
    background: var(--color-primario);
    color: white;
    padding: 8px 10px;
    text-align: left;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1;
}

td {
    padding: 6px 10px;
    border-bottom: 1px solid #f0f0f0;
}

tr:hover { background: #f8f9fa; }

.fila-alerta { }
.fila-leve { border-left: 3px solid var(--color-leve); }
.fila-moderada { border-left: 3px solid var(--color-moderada); }
.fila-critica { border-left: 3px solid var(--color-critica); }
.fila-emergencia { border-left: 3px solid var(--color-emergencia); background: #fff5f5; }

.estado-tag {
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.7rem;
    text-transform: uppercase;
}

.estado-normal { background: #d4edda; color: #155724; }
.estado-leve { background: #fff3cd; color: #856404; }
.estado-moderada { background: #ffe0b2; color: #e65100; }
.estado-critica { background: #f8d7da; color: #721c24; }
.estado-emergencia { background: #8B0000; color: white; }

.capa-tag {
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.7rem;
    font-weight: 600;
}

.capa-capa1 { background: #e3f2fd; color: #1565c0; }
.capa-capa2 { background: #f3e5f5; color: #7b1fa2; }
.capa-ninguna { background: #e0e0e0; color: #616161; }

/* Metricas grid */
.metricas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

.metrica-card {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 14px;
    text-align: center;
    border: 1px solid var(--color-borde);
}

.metrica-valor {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-primario);
}

.metrica-label {
    font-size: 0.75rem;
    color: var(--color-texto-claro);
    margin-top: 2px;
}

/* Panel comparacion */
.comparacion-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.comp-columna {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 16px;
}

.comp-columna h4 {
    text-align: center;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.comp-con { border-top: 3px solid var(--color-normal); }
.comp-sin { border-top: 3px solid var(--color-critica); }

.comp-fila {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid #e0e0e0;
    font-size: 0.85rem;
}

.chart-comparacion-wrapper {
    height: 280px;
    margin-top: 16px;
}

/* Panel validacion */
.validacion-lista { display: flex; flex-direction: column; gap: 10px; }

.val-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid var(--color-borde);
}

.val-icono {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    flex-shrink: 0;
}

.val-ok { background: #d4edda; color: #155724; }
.val-fail { background: #f8d7da; color: #721c24; }
.val-pendiente { background: #e2e3e5; color: #383d41; }

.val-texto { flex: 1; }
.val-titulo { font-weight: 700; font-size: 0.85rem; }
.val-detalle { font-size: 0.75rem; color: var(--color-texto-claro); margin-top: 2px; }

/* Acuario visual */
.acuario-wrapper {
    width: 100%;
    height: 320px;
    border-radius: 8px;
    overflow: hidden;
    background: #0A3D5C;
    position: relative;
}

#canvasAcuario {
    display: block;
}

/* Navegacion por pestañas */
.nav-tabs {
    display: flex;
    background: #fff;
    border-bottom: 2px solid var(--color-borde);
    padding: 0 24px;
    max-width: 1600px;
    margin: 0 auto;
}

.nav-tab {
    padding: 12px 24px;
    text-decoration: none;
    color: var(--color-texto-claro);
    font-weight: 600;
    font-size: 0.9rem;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
    margin-bottom: -2px;
}

.nav-tab:hover {
    color: var(--color-primario);
    background: rgba(15,110,86,0.04);
}

.nav-tab-activo {
    color: var(--color-primario);
    border-bottom-color: var(--color-primario);
}

/* Historial grid */
.historial-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding: 16px;
    max-width: 1600px;
    margin: 0 auto;
}

.tarjeta-full {
    grid-column: 1 / -1;
}

.grafico-hist-wrapper {
    height: 260px;
    position: relative;
}

/* Mensaje info/error */
.mensaje-info {
    margin: 16px auto;
    max-width: 1600px;
    padding: 14px 24px;
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffc107;
    border-radius: 8px;
    font-size: 0.9rem;
    text-align: center;
}

/* Spinner de carga */
.cargando {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px;
    color: var(--color-texto-claro);
    font-size: 0.95rem;
}

.cargando-spinner {
    width: 28px;
    height: 28px;
    border: 3px solid var(--color-borde);
    border-top-color: var(--color-primario);
    border-radius: 50%;
    animation: girar 0.8s linear infinite;
}

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

/* Responsive */
@media (max-width: 1200px) {
    .graficos-grid { grid-template-columns: 1fr; }
    .grafico-wrapper { height: 180px; }
}

@media (max-width: 900px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .comparacion-grid { grid-template-columns: 1fr; }
    .historial-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .header { padding: 12px 16px; }
    .header h1 { font-size: 1.2rem; }
    .controles { width: 100%; }
    .controles select, .btn { width: 100%; }
    .metricas-grid { grid-template-columns: 1fr 1fr; }
}