:root {
    --fondo: #0d1220;
    --fondo-2: #11172a;
    --tarjeta: #161d31;
    --tarjeta-2: #1b2440;
    --borde: #263153;
    --texto: #eaf0fb;
    --texto-suave: #93a1c0;
    --texto-tenue: #647099;
    --magenta: #e651a5;
    --violeta: #7b5cff;
    --cyan: #22d3ee;
    --azul: #3b82f6;
    --verde: #34d399;
    --ambar: #fbbf24;
    --rojo: #fb5b6b;
    --grad-magenta: linear-gradient(135deg, #e651a5 0%, #7b5cff 100%);
    --grad-cyan: linear-gradient(135deg, #22d3ee 0%, #3b82f6 100%);
    --sombra: 0 10px 30px rgba(0, 0, 0, 0.35);
    --font: 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    background: radial-gradient(1200px 600px at 15% -10%, #2a1f42 0%, transparent 55%), var(--fondo);
    color: var(--texto);
    font-family: var(--font);
    font-size: 15px;
    min-height: 100vh;
}

/* ---------- Login ---------- */
.pantalla-login { display: flex; align-items: center; justify-content: center; padding: 24px; }
.login-caja {
    width: 100%; max-width: 400px; margin-top: 8vh;
    background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 18px;
    padding: 30px 28px; box-shadow: var(--sombra);
}
.login-marca { display: flex; gap: 14px; align-items: center; margin-bottom: 22px; }
.login-marca .punto { width: 42px; height: 42px; border-radius: 12px; background: var(--grad-magenta); flex: none; box-shadow: 0 6px 18px rgba(123, 92, 255, .45); }
.login-marca h1 { font-size: 1.25rem; margin: 0; }
.login-marca p { margin: 2px 0 0; color: var(--texto-suave); font-size: .82rem; }
form label { display: block; font-size: .8rem; color: var(--texto-suave); margin: 14px 0 6px; }
form input {
    width: 100%; background: var(--fondo-2); border: 1px solid var(--borde); color: var(--texto);
    border-radius: 10px; padding: 11px 13px; font-size: .95rem; outline: none; transition: border-color .15s, box-shadow .15s;
}
form input:focus { border-color: var(--violeta); box-shadow: 0 0 0 3px rgba(123, 92, 255, .25); }
#boton, .boton {
    width: 100%; margin-top: 20px; border: none; cursor: pointer; color: #fff; font-weight: 700; font-size: .95rem;
    padding: 12px; border-radius: 10px; background: var(--grad-magenta); transition: opacity .15s, transform .05s;
}
#boton:hover { opacity: .92; }
#boton:disabled { opacity: .6; cursor: default; }
.login-error { background: rgba(251, 91, 107, .12); border: 1px solid rgba(251, 91, 107, .4); color: #ffb3bc; padding: 9px 12px; border-radius: 9px; font-size: .85rem; margin: 14px 0 0; }
.login-pie { color: var(--texto-tenue); font-size: .74rem; text-align: center; margin: 20px 0 0; }

/* ---------- Estructura ---------- */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.barra {
    background: linear-gradient(180deg, #10162a 0%, #0d1220 100%);
    border-right: 1px solid var(--borde); padding: 22px 16px; display: flex; flex-direction: column; gap: 6px;
    position: sticky; top: 0; height: 100vh;
}
.barra .marca { display: flex; gap: 12px; align-items: center; margin-bottom: 26px; }
.barra .marca .punto { width: 34px; height: 34px; border-radius: 10px; background: var(--grad-magenta); flex: none; }
.barra .marca strong { font-size: 1.02rem; display: block; }
.barra .marca span { font-size: .72rem; color: var(--texto-suave); }
.nav-item {
    display: flex; align-items: center; gap: 11px; padding: 11px 13px; border-radius: 10px; cursor: pointer;
    color: var(--texto-suave); font-weight: 600; font-size: .9rem; border: 1px solid transparent; user-select: none;
}
.nav-item:hover { background: var(--tarjeta); color: var(--texto); }
.nav-item.activo { background: var(--tarjeta-2); color: #fff; border-color: var(--borde); }
.nav-item .ic { width: 18px; height: 18px; flex: none; opacity: .9; }
.barra .separador { margin: 14px 4px 8px; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; color: var(--texto-tenue); }
.barra .abajo { margin-top: auto; }
.boton-salir { background: none; border: 1px solid var(--borde); color: var(--texto-suave); width: 100%; padding: 10px; border-radius: 10px; cursor: pointer; font-weight: 600; }
.boton-salir:hover { color: #fff; border-color: var(--rojo); }

.contenido { padding: 26px 30px 60px; max-width: 1500px; }
.cabecera { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.cabecera h2 { margin: 0; font-size: 1.5rem; }
.cabecera .sub { color: var(--texto-suave); font-size: .86rem; margin-top: 3px; }
.selector { display: flex; align-items: center; gap: 10px; }
.selector label { color: var(--texto-suave); font-size: .82rem; }
.selector select {
    background: var(--tarjeta); color: var(--texto); border: 1px solid var(--borde); border-radius: 10px;
    padding: 9px 13px; font-size: .9rem; min-width: 230px; outline: none;
}
.selector select:focus { border-color: var(--violeta); }

/* ---------- Tarjetas KPI ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 22px; }
.kpi { border-radius: 16px; padding: 18px 20px; border: 1px solid var(--borde); background: var(--tarjeta); position: relative; overflow: hidden; }
.kpi.grad-m { background: var(--grad-magenta); border: none; }
.kpi.grad-c { background: var(--grad-cyan); border: none; }
.kpi .rot { font-size: .78rem; color: var(--texto-suave); font-weight: 600; }
.kpi.grad-m .rot, .kpi.grad-c .rot { color: rgba(255, 255, 255, .85); }
.kpi .val { font-size: 1.9rem; font-weight: 800; margin-top: 6px; letter-spacing: -.5px; }
.kpi .pie { font-size: .74rem; margin-top: 4px; color: var(--texto-tenue); }
.kpi.grad-m .pie, .kpi.grad-c .pie { color: rgba(255, 255, 255, .8); }

/* ---------- Grilla de gráficos ---------- */
.grilla { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.panel { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 16px; padding: 18px 18px 14px; box-shadow: var(--sombra); }
.panel h3 { margin: 0 0 2px; font-size: 1rem; }
.panel .explica { color: var(--texto-suave); font-size: .8rem; margin: 0 0 10px; line-height: 1.4; }
.nota { margin-top: 12px; padding: 11px 13px; background: rgba(123, 92, 255, .08); border: 1px solid var(--borde); border-left: 3px solid var(--violeta); border-radius: 8px; font-size: .82rem; line-height: 1.5; color: #cdd6ea; }
.nota b, .nota strong { color: #fff; font-weight: 700; }
.nota .lbl { display: inline-block; font-size: .64rem; text-transform: uppercase; letter-spacing: .07em; color: #b6a7ff; font-weight: 800; margin-right: 6px; }
.grafico { width: 100%; height: 280px; }
.grafico.alto { height: 320px; }
.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-5 { grid-column: span 5; }
.col-4 { grid-column: span 4; }
.col-7 { grid-column: span 7; }

/* ---------- Tabla de agentes ---------- */
.tabla { width: 100%; border-collapse: collapse; font-size: .88rem; }
.tabla th { text-align: left; color: var(--texto-tenue); font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: .04em; padding: 9px 10px; border-bottom: 1px solid var(--borde); position: sticky; top: 0; background: var(--tarjeta); }
.tabla th.orden { cursor: pointer; user-select: none; white-space: nowrap; }
.tabla th.orden:hover { color: var(--texto); }
.tabla th.num.orden { text-align: right; }
.tabla th.orden .flecha { opacity: 0; margin-left: 3px; }
.tabla th.orden.act { color: #c3b6ff; }
.tabla th.orden.act .flecha { opacity: 1; }
.tabla td { padding: 10px; border-bottom: 1px solid rgba(38, 49, 83, .5); }
.tabla tbody tr { cursor: pointer; }
.tabla tbody tr:hover { background: var(--tarjeta-2); }
.tabla tbody tr.sel { background: rgba(123, 92, 255, .16); }
.tabla .num { text-align: right; font-variant-numeric: tabular-nums; }
.chip { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: .72rem; font-weight: 700; }
.chip-on { background: rgba(52, 211, 153, .16); color: #7ff0c4; }
.chip-off { background: rgba(148, 161, 192, .16); color: var(--texto-suave); }
.chip-rol { background: rgba(123, 92, 255, .16); color: #c3b6ff; }

.oculto { display: none !important; }
.cargando { color: var(--texto-suave); padding: 40px; text-align: center; }
.tabla-wrap { max-height: 460px; overflow: auto; }
.leyenda-agente { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 4px; }
.leyenda-agente h3 { margin: 0; }
.leyenda-agente .rango { color: var(--texto-suave); font-size: .8rem; }

@media (max-width: 1100px) {
    .app { grid-template-columns: 1fr; }
    .barra { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; }
    .barra .abajo { margin-top: 0; }
    .col-8, .col-7, .col-6, .col-5, .col-4 { grid-column: span 12; }
}