:root {
  --color-primario: #2e7d32;
  --color-primario-oscuro: #1b5e20;
  --color-fondo: #f4f6f5;
  --color-borde: #dcdfe0;
  --color-texto: #222;
  --radio: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--color-fondo);
  color: var(--color-texto);
}

.contenedor {
  max-width: 720px;
  margin: 0 auto;
  padding: 12px 16px 90px;
}

header.app-header {
  background: var(--color-primario);
  color: #fff;
  padding: 12px 16px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  position: sticky;
  top: 0;
  z-index: 10;
}

header.app-header h1 { font-size: 1.1rem; margin: 0; }

@media (max-width: 480px) {
  header.app-header h1 { font-size: 1rem; }
  header.app-header .btn { padding: 8px 10px; font-size: 0.85rem; }
}

button, .btn {
  border: none;
  border-radius: var(--radio);
  padding: 10px 16px;
  font-size: 0.95rem;
  cursor: pointer;
}

.btn-primario { background: var(--color-primario); color: #fff; }
.btn-primario:hover { background: var(--color-primario-oscuro); }
.btn-secundario { background: #fff; border: 1px solid var(--color-borde); }
.btn-peligro { background: #c62828; color: #fff; }
.btn-block { width: 100%; }

input, select {
  width: 100%;
  padding: 10px;
  border-radius: var(--radio);
  border: 1px solid var(--color-borde);
  font-size: 1rem;
}

.card {
  background: #fff;
  border-radius: var(--radio);
  padding: 14px;
  margin-bottom: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}
@media (min-width: 600px) {
  .form-grid { grid-template-columns: 2fr 1.4fr 1fr auto; align-items: end; }
}

.form-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.item-fila {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-borde);
}
.item-fila:last-child { border-bottom: none; }

.item-principal {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1 1 180px;
  min-width: 0;
}

.item-acciones {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  margin-left: auto;
}

.item-info { flex: 1; min-width: 0; }
.item-nombre {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.item-sitio {
  font-size: 0.85rem;
  color: #666;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.item-fecha {
  font-size: 0.8rem;
  color: #888;
}
.item-precio { width: 90px; }

@media (max-width: 420px) {
  .item-acciones .btn { padding: 8px 10px; font-size: 0.85rem; }
  .item-precio { width: 62px; padding: 8px 6px; font-size: 0.9rem; }
  .foto-miniatura { width: 32px; height: 32px; }
}

.grupo-sitio h3 {
  margin: 18px 0 6px;
  font-size: 1rem;
  color: var(--color-primario-oscuro);
}

.barra-total {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: #fff;
  border-top: 1px solid var(--color-borde);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 720px;
  margin: 0 auto;
}

.checkbox-grande { width: 22px; height: 22px; flex-shrink: 0; }

/* Oculta visualmente el input de fichero (para la foto) sin usar display:none,
   que en algunos navegadores móviles (Safari/iOS) impide que la <label> lo active. */
.input-oculto {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.foto-miniatura {
  width: 40px;
  height: 40px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
  cursor: pointer;
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
  cursor: zoom-out;
}
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 10px;
}

.modal-fondo {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
}
.modal-caja {
  background: #fff;
  border-radius: var(--radio) var(--radio) 0 0;
  padding: 18px;
  width: 100%;
  max-width: 480px;
  max-height: 80vh;
  overflow-y: auto;
}
@media (min-width: 600px) {
  .modal-fondo { align-items: center; }
  .modal-caja { border-radius: var(--radio); }
}

.alerta { padding: 10px 14px; border-radius: var(--radio); margin-bottom: 12px; }
.alerta-error { background: #fdecea; color: #c62828; }
.alerta-ok { background: #e8f5e9; color: #2e7d32; }

#blazor-error-ui {
  display: none;
  background: #fffae6;
  border-top: 1px solid #ccc;
  padding: 12px;
  position: fixed;
  bottom: 0; width: 100%;
}
.cargando-inicial { text-align: center; padding: 40px; }