:root {
  --azul: #1c3f6e;
  --azul-claro: #2e5b9a;
  --fondo: #f2f4f7;
  --borde: #d6dbe3;
  --texto: #202531;
  --verde: #1f8a4c;
  --rojo: #c0392b;
  --radio: 10px;
}

* { 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);
  -webkit-tap-highlight-color: transparent;
}

.topbar {
  background: var(--azul);
  color: #fff;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 2px 6px rgba(0,0,0,.15);
}

.topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .5px;
}

.topbar .ot-badge {
  background: rgba(255,255,255,.15);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
}

.contenedor {
  max-width: 760px;
  margin: 0 auto;
  padding: 16px 14px 90px;
}

.seccion {
  background: #fff;
  border-radius: var(--radio);
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
  border: 1px solid var(--borde);
}

.seccion h2 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--azul);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--fondo);
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.grid.cols-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

.campo { display: flex; flex-direction: column; gap: 5px; }
.campo.full { grid-column: 1 / -1; }

label {
  font-size: 12.5px;
  font-weight: 600;
  color: #4a5568;
}

input[type="text"],
input[type="tel"],
input[type="date"],
input[type="time"],
input[type="number"],
select,
textarea {
  border: 1.5px solid var(--borde);
  border-radius: 8px;
  padding: 10px 11px;
  font-size: 16px;
  font-family: inherit;
  background: #fff;
  color: var(--texto);
  width: 100%;
}

textarea {
  resize: vertical;
  min-height: 70px;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--azul-claro);
  box-shadow: 0 0 0 3px rgba(46,91,154,.15);
}

.radio-group {
  display: flex;
  gap: 18px;
  align-items: center;
  padding-top: 6px;
}

.radio-group label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  font-size: 14px;
}

.radio-group input { width: 18px; height: 18px; }

.check-row {
  display: flex;
  gap: 22px;
}
.check-row label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  font-size: 14px;
}
.check-row input { width: 18px; height: 18px; }

/* --- Firma --- */
.firma-wrap {
  border: 1.5px dashed var(--borde);
  border-radius: 8px;
  background: #fbfbfc;
  position: relative;
  touch-action: none;
}

#firma-canvas {
  width: 100%;
  height: 180px;
  display: block;
  touch-action: none;
  border-radius: 8px;
}

.firma-acciones {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
}

.btn-mini {
  background: #eef1f6;
  border: 1px solid var(--borde);
  color: var(--texto);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

/* --- Sugerencias autocompletado --- */
.autocomplete { position: relative; }
.sugerencias {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 8px;
  margin-top: 4px;
  max-height: 180px;
  overflow-y: auto;
  z-index: 30;
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
  display: none;
}
.sugerencias.mostrar { display: block; }
.sugerencias div {
  padding: 10px 12px;
  font-size: 14px;
  cursor: pointer;
  border-bottom: 1px solid #f0f0f0;
}
.sugerencias div:last-child { border-bottom: none; }
.sugerencias div:hover, .sugerencias div.activa { background: var(--fondo); }

/* --- Barra inferior de envío --- */
.barra-envio {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid var(--borde);
  padding: 12px 16px;
  display: flex;
  gap: 10px;
  z-index: 25;
  box-shadow: 0 -2px 8px rgba(0,0,0,.08);
}

.btn-primario {
  flex: 1;
  background: var(--azul);
  color: #fff;
  border: none;
  padding: 15px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}
.btn-primario:active { background: var(--azul-claro); }
.btn-primario:disabled { opacity: .6; }

.btn-secundario {
  background: #eef1f6;
  color: var(--texto);
  border: 1px solid var(--borde);
  padding: 15px 18px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.mensaje {
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 14px;
}
.mensaje.ok { background: #e7f6ec; color: var(--verde); border: 1px solid #bfe6cc; }
.mensaje.error { background: #fbeae7; color: var(--rojo); border: 1px solid #f0c4bc; }

.link-admin {
  color: rgba(255,255,255,.75);
  font-size: 12px;
  text-decoration: none;
}

@media (max-width: 560px) {
  .grid, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr 1fr; }
  .contenedor { padding: 12px 10px 90px; }
}

/* Modal de confirmación */
.modal-fondo {
  position: fixed; inset: 0; background: rgba(0,0,0,.5);
  display: none; align-items: center; justify-content: center; z-index: 50; padding: 20px;
}
.modal-fondo.mostrar { display: flex; }
.modal-caja {
  background: #fff; border-radius: 12px; padding: 24px; max-width: 380px; text-align: center;
}
.modal-caja h3 { margin-top: 0; color: var(--azul); }
.modal-caja .icono-ok {
  width: 56px; height: 56px; border-radius: 50%; background: #e7f6ec; color: var(--verde);
  display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; font-size: 28px;
}