:root {
  --azul: #1c3f6e;
  --azul-claro: #2e5b9a;
  --fondo: #f2f4f7;
  --borde: #d6dbe3;
  --texto: #202531;
  --verde: #1f8a4c;
  --rojo: #c0392b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--fondo);
  color: var(--texto);
}
.topbar {
  background: var(--azul); color: #fff; padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 10; flex-wrap: wrap; gap: 10px;
}
.topbar .brand { font-weight: 700; font-size: 17px; }
.topbar nav { display: flex; gap: 6px; flex-wrap: wrap; }
.topbar nav a {
  color: rgba(255,255,255,.85); text-decoration: none; font-size: 13.5px;
  padding: 7px 12px; border-radius: 6px;
}
.topbar nav a.activo, .topbar nav a:hover { background: rgba(255,255,255,.15); color: #fff; }

.contenedor { max-width: 1180px; margin: 0 auto; padding: 20px 16px 60px; }

.tarjeta {
  background: #fff; border: 1px solid var(--borde); border-radius: 10px;
  padding: 18px; margin-bottom: 16px; box-shadow: 0 1px 3px rgba(0,0,0,.05);
}

h1 { font-size: 20px; margin: 0 0 4px; color: var(--azul); }
h2 { font-size: 16px; color: var(--azul); }
.subt { color: #6b7280; font-size: 13.5px; margin: 0 0 16px; }

.filtros { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; align-items: end; }
.filtros .campo { display: flex; flex-direction: column; gap: 4px; }
.filtros label { font-size: 12px; font-weight: 600; color: #4a5568; }

input, select {
  border: 1.5px solid var(--borde); border-radius: 7px; padding: 8px 10px;
  font-size: 14px; font-family: inherit; width: 100%;
}

.btn {
  background: var(--azul); color: #fff; border: none; padding: 9px 16px;
  border-radius: 7px; font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: none;
  display: inline-block;
}
.btn:hover { background: var(--azul-claro); }
.btn.secundario { background: #eef1f6; color: var(--texto); border: 1px solid var(--borde); }
.btn.rojo { background: var(--rojo); }
.btn.verde { background: var(--verde); }
.btn.chico { padding: 6px 11px; font-size: 12.5px; }

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid #eef0f3; }
th { color: #6b7280; font-weight: 600; text-transform: uppercase; font-size: 11.5px; }
tr:hover td { background: #fafbfc; }

.badge { padding: 3px 9px; border-radius: 20px; font-size: 11.5px; font-weight: 700; }
.badge.si { background: #e7f6ec; color: var(--verde); }
.badge.no { background: #f3f4f6; color: #6b7280; }

.acciones-tabla { display: flex; gap: 6px; }

.login-box {
  max-width: 360px; margin: 90px auto; background: #fff; border-radius: 12px;
  padding: 30px; border: 1px solid var(--borde); box-shadow: 0 4px 16px rgba(0,0,0,.06);
}
.login-box h1 { text-align: center; }
.login-box .campo { margin-bottom: 14px; display: flex; flex-direction: column; gap: 6px; }
.login-box label { font-size: 13px; font-weight: 600; }
.login-box .btn { width: 100%; padding: 11px; margin-top: 6px; }

.mensaje { padding: 10px 14px; border-radius: 8px; font-size: 13.5px; font-weight: 600; margin-bottom: 14px; }
.mensaje.error { background: #fbeae7; color: var(--rojo); border: 1px solid #f0c4bc; }
.mensaje.ok { background: #e7f6ec; color: var(--verde); border: 1px solid #bfe6cc; }

.lista-tecnicos { list-style: none; padding: 0; margin: 0; }
.lista-tecnicos li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 4px; border-bottom: 1px solid #eef0f3; font-size: 14.5px;
}
.lista-tecnicos li:last-child { border-bottom: none; }
.pill { padding: 2px 9px; border-radius: 20px; font-size: 11px; font-weight: 700; background: #e7f6ec; color: var(--verde); }
.pill.inactivo { background: #f3f4f6; color: #9aa1ab; }

.form-inline { display: flex; gap: 8px; margin-bottom: 16px; }
.form-inline input { flex: 1; }

.detalle-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; }
.detalle-grid .full { grid-column: 1 / -1; }
.detalle-item label { display: block; font-size: 11.5px; color: #6b7280; font-weight: 700; text-transform: uppercase; margin-bottom: 3px; }
.detalle-item p { margin: 0; font-size: 14.5px; white-space: pre-wrap; }
.firma-img { max-width: 320px; border: 1px solid var(--borde); border-radius: 8px; background: #fff; }

.paginacion { display: flex; gap: 6px; margin-top: 14px; justify-content: center; }
.paginacion a, .paginacion span {
  padding: 6px 11px; border-radius: 6px; font-size: 13px; text-decoration: none;
  border: 1px solid var(--borde); color: var(--texto);
}
.paginacion .actual { background: var(--azul); color: #fff; border-color: var(--azul); }

@media (max-width: 900px) {
  .filtros { grid-template-columns: 1fr 1fr; }
  .detalle-grid { grid-template-columns: 1fr; }
}