/* =========================================================
   YTGRUPO HC — hoja de estilos
   Consola operativa interna: legible, densa y ordenada.
   ========================================================= */

:root {
    --petrol:      #0e7490;   /* color de marca (evoluciona del teal original) */
    --petrol-osc:  #0a5567;
    --petrol-claro:#e6f3f6;
    --tinta:       #14202b;   /* texto principal */
    --tinta-suave: #55636e;   /* texto secundario */
    --fondo:       #eef2f4;   /* fondo de página */
    --superficie:  #ffffff;
    --linea:       #d9e0e5;
    --verde:       #157f52;
    --verde-bg:    #e2f4ea;
    --rojo:        #a8412f;
    --rojo-bg:     #f8e7e2;
    --ambar:       #b8791a;
    --sombra:      0 1px 2px rgba(20,32,43,.06), 0 6px 20px rgba(20,32,43,.06);
    --radio:       10px;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--tinta);
    background: var(--fondo);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    background: rgba(14,116,144,.10);
    color: var(--petrol-osc);
    padding: 1px 6px;
    border-radius: 5px;
    font-size: .85em;
}

/* ---------- Marca reutilizable ---------- */
.marca-icono {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px; height: 40px;
    background: var(--petrol);
    color: #fff;
    font-weight: 700;
    letter-spacing: .5px;
    border-radius: 9px;
    flex: none;
}

/* =========================================================
   LOGIN
   ========================================================= */
.pantalla-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(1200px 500px at 100% -10%, rgba(14,116,144,.18), transparent 60%),
        radial-gradient(900px 500px at -10% 110%, rgba(14,116,144,.12), transparent 55%),
        var(--fondo);
}

.tarjeta-login {
    width: 100%;
    max-width: 380px;
    background: var(--superficie);
    border: 1px solid var(--linea);
    border-radius: 16px;
    box-shadow: var(--sombra);
    padding: 32px 30px 26px;
}

.tarjeta-login .marca {
    text-align: center;
    margin-bottom: 22px;
}
.tarjeta-login .marca-icono {
    width: 52px; height: 52px;
    font-size: 18px;
    margin: 0 auto 14px;
}
.tarjeta-login h1 {
    font-size: 20px;
    margin: 0 0 2px;
    letter-spacing: -.2px;
}
.tarjeta-login .marca p {
    margin: 0;
    color: var(--tinta-suave);
    font-size: 13.5px;
}

.tarjeta-login label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--tinta-suave);
    margin: 16px 0 6px;
}

.tarjeta-login input {
    width: 100%;
    padding: 11px 13px;
    border: 1.5px solid var(--linea);
    border-radius: var(--radio);
    font-size: 15px;
    color: var(--tinta);
    background: #fbfdfe;
    transition: border-color .15s, box-shadow .15s;
}
.tarjeta-login input:focus {
    outline: none;
    border-color: var(--petrol);
    box-shadow: 0 0 0 3px rgba(14,116,144,.15);
}

.tarjeta-login button {
    width: 100%;
    margin-top: 22px;
    padding: 12px;
    border: none;
    border-radius: var(--radio);
    background: var(--petrol);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s;
}
.tarjeta-login button:hover { background: var(--petrol-osc); }

.nota-pie {
    text-align: center;
    color: var(--tinta-suave);
    font-size: 12px;
    margin: 18px 0 0;
}

.alerta-error {
    background: var(--rojo-bg);
    color: var(--rojo);
    border: 1px solid rgba(168,65,47,.25);
    padding: 10px 12px;
    border-radius: var(--radio);
    font-size: 13.5px;
    margin: 0 0 4px;
}

/* =========================================================
   PANEL / DASHBOARD
   ========================================================= */
.barra-superior {
    background: var(--superficie);
    border-bottom: 1px solid var(--linea);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
.barra-marca { display: flex; align-items: center; gap: 12px; }
.barra-marca strong { display: block; font-size: 15px; letter-spacing: -.2px; }
.barra-marca small { color: var(--tinta-suave); font-size: 12.5px; }

.barra-usuario {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 13px;
    color: var(--tinta-suave);
    flex-wrap: wrap;
}
.pastilla {
    background: var(--petrol-claro);
    color: var(--petrol-osc);
    padding: 4px 10px;
    border-radius: 999px;
    font-weight: 600;
}
.btn-salir {
    text-decoration: none;
    color: var(--rojo);
    border: 1px solid rgba(168,65,47,.35);
    padding: 6px 12px;
    border-radius: var(--radio);
    font-weight: 600;
    transition: background .15s;
}
.btn-salir:hover { background: var(--rojo-bg); }

.contenedor {
    max-width: 1180px;
    margin: 0 auto;
    padding: 24px;
}

/* ---------- Tarjetas resumen ---------- */
.tarjetas-resumen {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 20px;
}
.tarjeta {
    background: var(--superficie);
    border: 1px solid var(--linea);
    border-left: 4px solid var(--petrol);
    border-radius: var(--radio);
    padding: 16px 18px;
    box-shadow: var(--sombra);
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.tarjeta-verde { border-left-color: var(--verde); }
.tarjeta-gris  { border-left-color: #8a97a1; }
.tarjeta-info  { border-left-color: var(--ambar); }
.tarjeta-num {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -1px;
    color: var(--tinta);
}
.tarjeta-num-sm {
    font-size: 17px;
    font-weight: 700;
    color: var(--tinta);
}
.tarjeta-lbl {
    font-size: 12.5px;
    color: var(--tinta-suave);
}

/* ---------- Filtros ---------- */
.panel-filtros {
    background: var(--superficie);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 16px;
    display: grid;
    grid-template-columns: 1.6fr 1.2fr 1fr 1fr auto;
    gap: 14px;
    align-items: end;
    margin-bottom: 16px;
}
.campo { display: flex; flex-direction: column; gap: 6px; }
.campo label { font-size: 12.5px; font-weight: 600; color: var(--tinta-suave); }
.campo input, .campo select {
    padding: 9px 11px;
    border: 1.5px solid var(--linea);
    border-radius: 8px;
    font-size: 14px;
    background: #fbfdfe;
    color: var(--tinta);
}
.campo input:focus, .campo select:focus {
    outline: none;
    border-color: var(--petrol);
    box-shadow: 0 0 0 3px rgba(14,116,144,.15);
}
.campo-botones { flex-direction: row; gap: 8px; }
.btn-primario {
    background: var(--petrol);
    color: #fff;
    border: none;
    padding: 9px 18px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
}
.btn-primario:hover { background: var(--petrol-osc); }
.btn-secundario {
    text-decoration: none;
    color: var(--tinta-suave);
    border: 1.5px solid var(--linea);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}
.btn-secundario:hover { background: var(--fondo); }

/* ---------- Acciones ---------- */
.barra-acciones {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 12px;
}
.btn-excel {
    text-decoration: none;
    background: var(--verde);
    color: #fff;
    padding: 9px 16px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    box-shadow: var(--sombra);
}
.btn-excel:hover { background: #10633f; }

/* ---------- Tabla ---------- */
.tabla-scroll {
    overflow-x: auto;
    background: var(--superficie);
    border: 1px solid var(--linea);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
}
.tabla-datos {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    min-width: 900px;
}
.tabla-datos thead th {
    background: var(--petrol-osc);
    color: #fff;
    text-align: left;
    font-weight: 600;
    padding: 11px 12px;
    white-space: nowrap;
    position: sticky;
    top: 0;
}
.tabla-datos tbody td {
    padding: 9px 12px;
    border-top: 1px solid var(--linea);
    white-space: nowrap;
}
.tabla-datos tbody tr:nth-child(even) { background: #f7fafb; }
.tabla-datos tbody tr:hover { background: var(--petrol-claro); }

.sin-datos {
    text-align: center;
    color: var(--tinta-suave);
    padding: 28px !important;
    white-space: normal !important;
}

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}
.badge-ok  { background: var(--verde-bg); color: var(--verde); }
.badge-off { background: var(--rojo-bg);  color: var(--rojo);  }

.pie {
    text-align: center;
    color: var(--tinta-suave);
    font-size: 12.5px;
    padding: 22px 16px 34px;
}

/* ---------- Responsivo ---------- */
@media (max-width: 900px) {
    .tarjetas-resumen { grid-template-columns: repeat(2, 1fr); }
    .panel-filtros { grid-template-columns: 1fr 1fr; }
    .campo-botones { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
    .tarjetas-resumen { grid-template-columns: 1fr 1fr; }
    .panel-filtros { grid-template-columns: 1fr; }
    .contenedor { padding: 16px; }
}

/* Accesibilidad: respeta reduce-motion */
@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; }
}