:root {
  --brand: #5c3d78;
  --brand-dark: #432a59;
  --bg: #f6f5f8;
  --card-bg: #ffffff;
  --border: #ddd6e3;
  --text: #2a2430;
  --muted: #74708b;
  --danger: #a33a3a;
  --success: #2f7d4f;
}

* { box-sizing: border-box; }

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

.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--brand);
  color: white;
  padding: 12px 24px;
}

.topbar .brand { font-weight: 700; font-size: 1.1rem; }
.topbar nav { display: flex; gap: 16px; flex: 1; }
.topbar nav a, .topbar .who a { color: white; text-decoration: none; opacity: 0.9; }
.topbar nav a:hover, .topbar .who a:hover { opacity: 1; text-decoration: underline; }
.topbar .who { font-size: 0.9rem; opacity: 0.9; }

.container { max-width: 1000px; margin: 0 auto; padding: 24px; }

h1 { color: var(--brand-dark); }

.page-head { display: flex; justify-content: space-between; align-items: center; }

.btn {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--brand);
  border-radius: 6px;
  background: white;
  color: var(--brand);
  cursor: pointer;
  font-size: 0.95rem;
  text-decoration: none;
}
.btn-primary { background: var(--brand); color: white; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-small { padding: 4px 10px; font-size: 0.85rem; }
.btn-wide { width: 100%; }
.btn-danger { border-color: var(--danger); color: var(--danger); background: white; }
.btn-danger:hover { background: var(--danger); color: white; }

.table { width: 100%; border-collapse: collapse; background: var(--card-bg); }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.table .empty { text-align: center; color: var(--muted); padding: 24px; }
.table .actions { display: flex; gap: 8px; }

.badge { padding: 2px 8px; border-radius: 10px; font-size: 0.8rem; background: #e5e0ec; }
.badge-available { background: #dff0e4; color: var(--success); }
.badge-pending { background: #fdf0d5; color: #9a6b1e; }
.badge-accepted { background: #dce8fb; color: #2a5a9b; }
.badge-completed, .badge-transferred { background: #e5e0ec; color: var(--brand-dark); }
.badge-declined, .badge-cancelled, .badge-removed { background: #f6dede; color: var(--danger); }

.login-card, .form-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
  max-width: 420px;
  margin: 40px auto;
}
.form-card { max-width: 640px; }

.login-card .subtitle { color: var(--muted); margin-top: -8px; }

label { display: block; margin-bottom: 14px; font-size: 0.9rem; }
input, textarea { width: 100%; padding: 8px 10px; margin-top: 4px; border: 1px solid var(--border); border-radius: 6px; font-size: 1rem; }

.form-row { display: flex; gap: 12px; }
.form-row label { flex: 1; }

.checkbox-row { display: flex; align-items: center; gap: 8px; }
.checkbox-row input { width: auto; }
.hint { color: var(--muted); font-size: 0.85rem; margin-top: -8px; }

.search-row { display: flex; gap: 8px; margin-bottom: 16px; max-width: 400px; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.card h3 { margin: 0 0 4px; }
.card .muted { color: var(--muted); margin: 0 0 12px; font-size: 0.85rem; }
.card dl { display: grid; grid-template-columns: auto 1fr; gap: 2px 8px; margin: 0 0 12px; font-size: 0.9rem; }
.card dt { color: var(--muted); }
.card form { display: flex; gap: 8px; }
.card input[type="number"] { width: 70px; }

.notice { background: #fdf0d5; border: 1px solid #e8c77f; border-radius: 6px; padding: 10px 14px; }

.flashes { margin-bottom: 16px; }
.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 8px; }
.flash-success { background: #dff0e4; color: var(--success); }
.flash-error { background: #f6dede; color: var(--danger); }