:root { color-scheme: light dark; }
* { box-sizing: border-box; }

body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  margin: 0;
  padding: 0;
}

.wrap { max-width: 980px; margin: 0 auto; padding: 20px; }

.top h1 { margin: 0 0 8px; }
.sub { margin: 6px 0 14px; opacity: 0.8; }

.controls {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin: 10px 0 6px;
}

.controls input[type="date"] { padding: 8px; }
.controls button { padding: 8px 10px; cursor: pointer; }

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 720px) {
  .grid { grid-template-columns: 1fr 1fr; }
}

.slot {
  border: 1px solid rgba(127,127,127,0.35);
  border-radius: 10px;
  padding: 12px;
  display: grid;
  gap: 10px;
}

.slotHead {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.time { font-weight: 650; }
.badge {
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid rgba(127,127,127,0.35);
  opacity: 0.9;
}

.meta { opacity: 0.85; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }

.slot button {
  padding: 9px 10px;
  border-radius: 8px;
  border: 1px solid rgba(127,127,127,0.35);
  cursor: pointer;
}

.slot.booked { opacity: 0.85; }
.slot.booked button { cursor: not-allowed; opacity: 0.6; }
.slot.closed { opacity: 0.75; }
.slot.closed button { cursor: not-allowed; opacity: 0.6; }

dialog {
  width: min(560px, calc(100% - 24px));
  border: 1px solid rgba(127,127,127,0.35);
  border-radius: 12px;
  padding: 0;
}

dialog::backdrop { background: rgba(0,0,0,0.45); }

.form { padding: 14px; display: grid; gap: 10px; }
.formHead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.iconBtn {
  width: 36px; height: 36px;
  border-radius: 10px;
  border: 1px solid rgba(127,127,127,0.35);
  font-size: 20px;
  cursor: pointer;
}

label { display: grid; gap: 6px; }
input, textarea {
  padding: 10px;
  border-radius: 10px;
  border: 1px solid rgba(127,127,127,0.35);
}

.row { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }

.result { min-height: 1.2em; margin: 0; }
.foot { margin-top: 18px; opacity: 0.75; }

.hp { position: absolute; left: -9999px; top: -9999px; height: 0; overflow: hidden; }