:root {
  --frsea-red: #991b1b;
  --frsea-yellow: #facc15;
  --frsea-dark: #1f2937;
  --frsea-light: #f9fafb;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--frsea-light);
  color: var(--frsea-dark);
  min-height: 100dvh;
}

.app-header {
  background: linear-gradient(135deg, var(--frsea-red), #b91c1c);
  color: #fff;
  padding: 1rem 1.25rem;
}

.app-header-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
}

.frsea-logo-header {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 8px;
  padding: 0.25rem;
}

.frsea-logo-carnet {
  display: block;
  margin: 0 auto 0.5rem;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 6px;
  padding: 0.15rem;
}

.app-header h1 { font-size: 1.25rem; font-weight: 700; }
.app-header p { font-size: 0.75rem; opacity: 0.9; margin-top: 0.25rem; }

.screen { display: none; padding: 1rem; max-width: 480px; margin: 0 auto; }
.screen.active { display: block; }

.card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.35rem; }

input, select {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 1rem;
  margin-bottom: 0.85rem;
}

.btn {
  display: block;
  width: 100%;
  padding: 0.85rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary { background: var(--frsea-red); color: #fff; }
.btn-secondary { background: var(--frsea-yellow); color: var(--frsea-red); margin-top: 0.5rem; }

.error-msg {
  background: #fef2f2;
  color: #b91c1c;
  padding: 0.75rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.carnet {
  border: 3px solid var(--frsea-yellow);
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(180deg, #fff 0%, #fef3c7 100%);
  display: flex;
  flex-direction: column;
  padding: 0;
}

.carnet-main {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 1.25rem 1rem;
  flex: 1;
}

.carnet-logo {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  object-fit: contain;
  background: #fff;
  border-radius: 10px;
  padding: 0.35rem;
  border: 2px solid var(--frsea-yellow);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.carnet-info {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.carnet-entity-title {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 0.5rem;
  color: var(--frsea-red);
}

.carnet-member-number {
  font-size: 0.8rem;
  color: #6b7280;
  margin: 0 0 0.35rem;
  font-weight: 500;
}

.carnet-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--frsea-dark);
  margin: 0 0 0.25rem;
}

.carnet-document {
  font-size: 0.95rem;
  color: #374151;
  margin: 0;
  font-weight: 600;
}

.carnet-footer {
  text-align: center;
  font-size: 0.7rem;
  color: #6b7280;
  padding: 0.75rem 1rem 1rem;
  margin: 0;
  border-top: 1px solid rgba(153, 27, 27, 0.12);
  background: rgba(255, 255, 255, 0.6);
}

.carnet-meta { font-size: 0.85rem; color: #4b5563; margin-top: 0.25rem; }

.nav-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.nav-tabs button {
  flex: 1;
  padding: 0.6rem;
  border: 2px solid var(--frsea-red);
  background: #fff;
  color: var(--frsea-red);
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}

.nav-tabs button.active {
  background: var(--frsea-red);
  color: #fff;
}

.comercio-item {
  border-left: 4px solid var(--frsea-red);
  padding-left: 0.75rem;
  margin-bottom: 1rem;
}

.comercio-item h3 { font-size: 1rem; margin-bottom: 0.25rem; }
.promo-tag {
  display: inline-block;
  background: var(--frsea-yellow);
  color: var(--frsea-red);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  margin-right: 0.35rem;
  margin-top: 0.35rem;
}

.hidden { display: none !important; }

.card-title {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.btn-cercanos-wrap {
  margin-bottom: 1rem;
}

.promo-desc {
  margin-top: 0.35rem;
}

.carnet-entidad-selector {
  margin-top: 0.75rem;
}

.carnet-entidad-selector label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.35rem;
}

.carnet-entidad-selector select {
  width: 100%;
  padding: 0.5rem 0.65rem;
  font-size: 0.95rem;
  border: 1px solid #d1d5db;
  border-radius: 0.375rem;
  background: #fff;
}

.carnet-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.carnet-updated {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: #6b7280;
}

.diag-list {
  margin: 0 0 1rem;
}

.diag-list dt {
  font-weight: 600;
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

.diag-list dd {
  margin: 0.15rem 0 0;
  font-size: 0.9rem;
  word-break: break-all;
}

.mt-2 { margin-top: 0.5rem; }