* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: #f1f5f9;
  color: #1e293b;
  min-height: 100vh;
}

.navbar {
  background: #0f172a;
  color: #fff;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar a {
  color: #94a3b8;
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.95rem;
}

.navbar a.active, .navbar a:hover {
  color: #38bdf8;
}

.container {
  max-width: 900px;
  margin: 2.5rem auto;
  padding: 0 1rem;
}

.card {
  background: #ffffff;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  border: 1px solid #e2e8f0;
}

.title-badge {
  display: inline-block;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.25rem;
}

.form-group.full {
  grid-column: span 2;
}

label {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
  color: #334155;
}

input, select, textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1.5px solid #cbd5e1;
  border-radius: 8px;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

input:focus, select:focus, textarea:focus {
  border-color: #0284c7;
}

button.btn-primary {
  width: 100%;
  padding: 0.85rem;
  background-color: #0284c7;
  color: #ffffff;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}

button.btn-primary:hover {
  background-color: #0369a1;
}

.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-top: 1.25rem;
  font-weight: 500;
  display: none;
}

.alert.success {
  display: block;
  background-color: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.alert.error {
  display: block;
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Table styles for Admin */
.table-responsive {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  margin-top: 1rem;
}

th, td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #e2e8f0;
  font-size: 0.9rem;
}

th {
  background-color: #f8fafc;
  font-weight: 700;
  color: #475569;
}

.badge {
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.badge-Confirmed { background: #dbeafe; color: #1e40af; }
.badge-Completed { background: #dcfce7; color: #166534; }
.badge-Cancelled { background: #fee2e2; color: #991b1b; }

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group.full {
    grid-column: span 1;
  }
}