:root {
  --grad: linear-gradient(135deg, #7209b7, #b5179e);
  --purple: #7209b7;
  --magenta: #b5179e;
  --rose: #d11149;
  --ink: #2b2240;
  --muted: #8a80a0;
  --line: #ece6f5;
  --bg: #f6f4f9;
  --card: #ffffff;
}

* { box-sizing: border-box; }

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

a { color: var(--magenta); }

.topbar {
  background: var(--grad);
  color: #fff;
  padding: 16px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand b { font-size: 22px; font-weight: 800; letter-spacing: 1px; }
.brand span { font-size: 13px; color: #f3d9ff; }
.topbar .who { font-size: 13px; color: #f3d9ff; display: flex; align-items: center; gap: 12px; }
.topbar .who button { background: rgba(255,255,255,.18); color: #fff; border: 0; }

.wrap { max-width: 920px; margin: 0 auto; padding: 24px 18px 60px; }
.center { max-width: 440px; margin: 8vh auto 0; padding: 0 18px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 6px 24px rgba(40, 10, 60, .05);
  margin-bottom: 18px;
}

h1 { font-size: 24px; margin: 0 0 4px; }
h2 { font-size: 19px; margin: 0 0 14px; }
.sub { color: var(--muted); margin: 0 0 18px; }

label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 5px; }
input, textarea, select {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 15px;
  font-family: inherit;
  background: #fff;
}
input:focus, textarea:focus, select:focus { outline: 2px solid #e7c9f5; border-color: var(--magenta); }
textarea { min-height: 70px; resize: vertical; }
.row { display: flex; gap: 12px; }
.row > div { flex: 1; }

button, .btn {
  display: inline-block;
  background: var(--grad);
  color: #fff;
  border: 0;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
}
button:hover, .btn:hover { opacity: .92; }
button:disabled { opacity: .5; cursor: default; }
.btn-block { width: 100%; }
.btn-ghost { background: #fff; color: var(--magenta); border: 1.5px solid #efd9f7; }
.btn-danger { background: var(--rose); }
.btn-sm { padding: 8px 14px; font-size: 13px; }

.tabs { display: flex; gap: 6px; margin-bottom: 18px; background: #f1ecf8; padding: 5px; border-radius: 12px; }
.tabs button { flex: 1; background: transparent; color: var(--muted); }
.tabs button.active { background: #fff; color: var(--ink); box-shadow: 0 2px 6px rgba(0,0,0,.06); }

.msg { padding: 11px 14px; border-radius: 10px; font-size: 14px; margin: 12px 0; display: none; }
.msg.show { display: block; }
.msg.err { background: #fde8ef; color: #a01040; }
.msg.ok { background: #e6f7ed; color: #14794a; }
.msg.info { background: #eef0ff; color: #3b3b8f; }

.slot {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
.slot .info { flex: 1; min-width: 220px; }
.slot .title { font-weight: 700; font-size: 16px; }
.slot .when { margin-top: 4px; }
.slot .meta { color: var(--muted); font-size: 14px; margin-top: 3px; }
.slot.reserved { background: #faf8fc; }

.pill { display: inline-block; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.pill.free { background: #e6f7ed; color: #14794a; }
.pill.taken { background: #fde8ef; color: #a01040; }
.pill.cancel { background: #eee; color: #777; }

.empty { color: var(--muted); text-align: center; padding: 30px 10px; }
.hint { color: var(--muted); font-size: 13px; margin-top: 8px; }
.divider { height: 1px; background: var(--line); margin: 22px 0; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }