:root {
    --azul-marino: #0b1f3a;
    --azul-oscuro: #0f2a4a;
    --azul-medio: #14335c;
    --acero: #3c4b64;
    --dorado: #c9a227;
    --dorado-claro: #e0bd4f;
    --gris-claro: #f2f3f5;
    --texto-claro: #eef1f6;
    --rojo-alerta: #b02a2a;
    --verde-ok: #2e7d4f;
}

* { box-sizing: border-box; }

body {
    background: linear-gradient(160deg, var(--azul-marino) 0%, var(--azul-oscuro) 45%, #081627 100%);
    min-height: 100vh;
    font-family: 'Segoe UI', Roboto, Arial, sans-serif;
    color: var(--texto-claro);
}

/* ---------- Fondo con patron sutil tipo escudo/rejilla ---------- */
body.pagina-login {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(201,162,39,0.06) 0, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(201,162,39,0.05) 0, transparent 40%);
}

/* ---------- Tarjeta de login ---------- */
.login-card {
    background: rgba(15, 42, 74, 0.92);
    border: 1px solid rgba(201,162,39,0.35);
    border-radius: 14px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.55);
    max-width: 420px;
    width: 100%;
    padding: 40px 32px;
}

.login-emblema {
    width: 84px;
    height: 84px;
    margin: 0 auto 14px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--dorado-claro), var(--dorado));
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 4px rgba(201,162,39,0.18), 0 10px 25px rgba(0,0,0,0.4);
}
.login-emblema i {
    font-size: 38px;
    color: var(--azul-marino);
}

.login-titulo {
    text-align: center;
    font-weight: 700;
    letter-spacing: 1px;
    font-size: 1.35rem;
    margin-bottom: 2px;
    color: var(--texto-claro);
}
.login-subtitulo {
    text-align: center;
    font-size: 0.82rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--dorado-claro);
    margin-bottom: 26px;
}

.form-label {
    color: var(--texto-claro);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.form-control-oscuro {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.18);
    color: var(--texto-claro);
    border-radius: 8px;
    padding: 10px 14px;
}
.form-control-oscuro:focus {
    background: rgba(255,255,255,0.1);
    border-color: var(--dorado);
    box-shadow: 0 0 0 0.2rem rgba(201,162,39,0.25);
    color: var(--texto-claro);
}
.form-control-oscuro::placeholder { color: rgba(238,241,246,0.45); }

.btn-dorado {
    background: linear-gradient(135deg, var(--dorado-claro), var(--dorado));
    color: var(--azul-marino);
    font-weight: 700;
    letter-spacing: 0.6px;
    border: none;
    border-radius: 8px;
    padding: 11px;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-dorado:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(201,162,39,0.35);
    color: var(--azul-marino);
}

/* ---------- Barra superior del panel ---------- */
.navbar-institucional {
    background: linear-gradient(90deg, var(--azul-marino), var(--azul-medio));
    border-bottom: 3px solid var(--dorado);
    box-shadow: 0 4px 14px rgba(0,0,0,0.35);
}
.navbar-institucional .navbar-brand {
    color: var(--texto-claro) !important;
    font-weight: 700;
    letter-spacing: 1px;
}
.navbar-institucional .badge-usuario {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(201,162,39,0.4);
    color: var(--dorado-claro);
    border-radius: 20px;
    padding: 6px 14px;
    font-size: 0.82rem;
}

/* ---------- Panel de consulta ---------- */
.panel-consulta {
    background: rgba(15, 42, 74, 0.85);
    border: 1px solid rgba(201,162,39,0.25);
    border-radius: 14px;
    padding: 30px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.4);
}

.titulo-seccion {
    font-weight: 700;
    letter-spacing: 0.8px;
    color: var(--dorado-claro);
    font-size: 0.95rem;
    text-transform: uppercase;
    margin-bottom: 4px;
}
.subtitulo-seccion {
    color: rgba(238,241,246,0.7);
    font-size: 0.88rem;
    margin-bottom: 24px;
}

.input-busqueda {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--texto-claro);
    border-radius: 10px 0 0 10px;
    padding: 14px 18px;
    font-size: 1rem;
}
.input-busqueda:focus {
    background: rgba(255,255,255,0.1);
    border-color: var(--dorado);
    box-shadow: none;
    color: var(--texto-claro);
}
.btn-buscar {
    background: var(--dorado);
    border: 1px solid var(--dorado);
    color: var(--azul-marino);
    font-weight: 700;
    border-radius: 0 10px 10px 0;
    padding: 0 26px;
}
.btn-buscar:hover { background: var(--dorado-claro); color: var(--azul-marino); }

/* Tarjetas de estadisticas */
.stat-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 12px;
    padding: 18px 20px;
    text-align: center;
}
.stat-card .stat-numero {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--dorado-claro);
}
.stat-card .stat-etiqueta {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(238,241,246,0.65);
}

/* Tabla de resultados dentro del modal */
.tabla-resultados thead {
    background: var(--azul-medio);
    color: var(--dorado-claro);
}
.tabla-resultados td, .tabla-resultados th {
    vertical-align: middle;
    font-size: 0.88rem;
}

.badge-categoria {
    font-size: 0.72rem;
    padding: 5px 10px;
    border-radius: 20px;
    font-weight: 600;
    letter-spacing: 0.4px;
}
.badge-robo { background: #3a5a8c; color: #fff; }
.badge-impacto { background: var(--rojo-alerta); color: #fff; }
.badge-resto { background: var(--acero); color: #fff; }

.modal-content-oscuro {
    background: var(--azul-oscuro);
    color: var(--texto-claro);
    border: 1px solid rgba(201,162,39,0.35);
    border-radius: 14px;
}
.modal-content-oscuro .modal-header {
    border-bottom: 1px solid rgba(201,162,39,0.25);
}
.modal-content-oscuro .modal-footer {
    border-top: 1px solid rgba(201,162,39,0.25);
}

.footer-institucional {
    text-align: center;
    padding: 18px 10px 30px;
    font-size: 0.78rem;
    color: rgba(238,241,246,0.5);
}

/* ---------- Responsive ---------- */
@media (max-width: 576px) {
    .login-card { padding: 30px 22px; }
    .panel-consulta { padding: 20px; }
    .stat-card { margin-bottom: 12px; }
}