:root {
  --primary: #2b6cb0;
  --primary-dark: #1a4971;
  --bg: #f5f7fa;
  --card: #ffffff;
  --text: #1a202c;
  --muted: #6b7280;
  --border: #e2e8f0;
  --danger: #c53030;
  --success: #2f855a;
  --warning: #b7791f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.topbar {
  background: var(--primary-dark);
  color: white;
}
.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.75rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.brand {
  color: white;
  font-weight: 600;
  text-decoration: none;
  font-size: 1.05rem;
}
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.nav a { color: #dbeafe; text-decoration: none; font-size: 0.9rem; }
.nav a:hover { color: white; text-decoration: underline; }
.nav-user { color: #a0c4e8; font-size: 0.85rem; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.login-wrap {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-card {
  width: 100%;
  max-width: 380px;
}
.login-card h1 {
  font-size: 1.15rem;
  text-align: center;
  margin-bottom: 1.25rem;
  color: var(--primary-dark);
}

label { display: block; font-size: 0.85rem; font-weight: 600; margin: 0.75rem 0 0.25rem; color: #374151; }
input[type=text], input[type=password], input[type=email], input[type=date], input[type=number], select, textarea {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
  background: white;
  color: var(--text);
}
textarea { min-height: 6rem; }

.btn {
  display: inline-block;
  background: var(--primary);
  color: white;
  border: none;
  padding: 0.65rem 1.1rem;
  border-radius: 6px;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  margin-top: 1rem;
}
.btn:hover { background: var(--primary-dark); }
.btn-danger { background: var(--danger); }
.btn-secondary { background: #6b7280; }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.85rem; margin-top: 0; }

.alert { padding: 0.7rem 1rem; border-radius: 6px; margin-bottom: 1rem; font-size: 0.9rem; }
.alert-error { background: #fed7d7; color: var(--danger); }
.alert-success { background: #c6f6d5; color: var(--success); }
.alert-info { background: #bee3f8; color: #2c5282; }
.errors { color: var(--danger); font-size: 0.8rem; margin-top: 0.2rem; }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; }

.badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600; }
.badge-activo, .badge-admin { background: #c6f6d5; color: var(--success); }
.badge-baja, .badge-inactivo { background: #fed7d7; color: var(--danger); }
.badge-maestra { background: #bee3f8; color: #2c5282; }
.badge-asistente { background: #feebc8; color: var(--warning); }
.badge-padre { background: #e9d8fd; color: #553c9a; }

.medical-alert {
  background: #fff5f5;
  border: 1px solid #feb2b2;
  color: #822727;
  padding: 0.6rem 0.8rem;
  border-radius: 6px;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.occupancy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 0.75rem;
}
.occupancy-day { text-align: center; padding: 0.75rem; border-radius: 8px; border: 1px solid var(--border); }
.occupancy-day .n { font-size: 1.4rem; font-weight: 700; }
.occ-ok { background: #f0fff4; }
.occ-warn { background: #fffaf0; }
.occ-full { background: #fff5f5; }

.credentials-sheet {
  border: 2px dashed #9ca3af;
  padding: 1.5rem;
  max-width: 420px;
  margin: 1rem 0;
  font-size: 1rem;
}
.credentials-sheet .pw { font-size: 1.3rem; font-weight: 700; letter-spacing: 0.05em; }

@media print {
  .topbar, .no-print { display: none !important; }
}

@media (max-width: 640px) {
  .topbar-inner { flex-direction: column; align-items: flex-start; }
}