/* GuideLine — shared styles. Colours are tokens; tweak the brand here. */
:root {
  --bg: #f6f5f2;
  --panel: #ffffff;
  --text: #1c1f23;
  --muted: #6b7078;
  --border: #e2e0db;
  --accent: #1f4e5f;      /* deep teal */
  --accent-ink: #ffffff;
  --accent-soft: #e5eef1;
  --danger: #b3261e;
  --ok: #1a7f37;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(0,0,0,.05), 0 4px 16px rgba(0,0,0,.04);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121416; --panel: #1b1e21; --text: #eceae6; --muted: #9aa0a6;
    --border: #2c3035; --accent: #6fb3c8; --accent-ink: #0d1417; --accent-soft: #1d2d33;
    --danger: #f28b82; --ok: #7ed492; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: 1.6rem; } h2 { font-size: 1.2rem; } h3 { font-size: 1rem; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.wrap { max-width: 760px; margin: 0 auto; padding: 24px 16px 64px; }
.wrap.wide { max-width: 1040px; }
header.bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; border-bottom: 1px solid var(--border); background: var(--panel); }
header.bar .brand { font-weight: 700; letter-spacing: .02em; text-decoration: none; color: var(--text); }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); margin-bottom: 16px; }
label { display: block; font-size: .875rem; font-weight: 600; margin: 12px 0 4px; }
input, select, textarea { width: 100%; font: inherit; color: inherit; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { min-height: 80px; resize: vertical; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1 1 180px; }
button, .btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; font: inherit; font-weight: 600; border: 1px solid transparent; border-radius: 8px; padding: 10px 16px; cursor: pointer; background: var(--accent); color: var(--accent-ink); text-decoration: none; }
button.secondary, .btn.secondary { background: transparent; color: var(--text); border-color: var(--border); }
button.danger { background: transparent; color: var(--danger); border-color: var(--border); }
button.link { background: none; border: 0; color: var(--accent); padding: 0; font-weight: 600; }
button:disabled { opacity: .5; cursor: default; }
.actions { display: flex; gap: 8px; justify-content: space-between; margin-top: 20px; flex-wrap: wrap; }
.error { color: var(--danger); font-weight: 600; margin-top: 10px; }
.hidden { display: none !important; }

/* Steps */
.steps { display: flex; gap: 6px; margin: 0 0 20px; padding: 0; list-style: none; font-size: .8rem; color: var(--muted); }
.steps li { flex: 1; border-top: 3px solid var(--border); padding-top: 6px; }
.steps li.on { border-color: var(--accent); color: var(--text); font-weight: 600; }

/* Selectable option cards */
.opt { display: flex; gap: 12px; align-items: flex-start; border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; margin-bottom: 8px; cursor: pointer; background: var(--panel); font-weight: 400; }
.opt input { width: auto; margin-top: 4px; }
.opt .grow { flex: 1; }
.opt .price { font-weight: 700; white-space: nowrap; }
.opt.on { border-color: var(--accent); background: var(--accent-soft); }
.summary { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 10px; background: var(--accent-soft); font-weight: 600; margin-top: 12px; }

/* Day + time pickers */
.days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; margin: 12px 0; }
.day { border: 1px solid var(--border); border-radius: 10px; padding: 8px 4px; text-align: center; background: var(--panel); color: var(--text); font-weight: 400; display: block; }
.day b { display: block; font-size: 1.1rem; }
.day small { color: var(--muted); font-size: .7rem; }
.day.on { border-color: var(--accent); background: var(--accent); color: var(--accent-ink); }
.day.on small { color: inherit; }
.day:disabled { opacity: .35; }
.times { display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 8px; }
.time { white-space: nowrap; padding: 10px 8px; background: var(--panel); color: var(--text); border: 1px solid var(--border); font-weight: 600; }
.time.on { background: var(--accent); color: var(--accent-ink); }
.weeknav { display: flex; justify-content: space-between; align-items: center; }

/* Admin */
.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 16px; }
.tabs button { background: transparent; color: var(--muted); border-color: transparent; }
.tabs button.on { background: var(--panel); color: var(--text); border-color: var(--border); }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: .75rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.pill { display: inline-block; font-size: .75rem; padding: 2px 8px; border-radius: 99px; background: var(--accent-soft); }
.pill.cancelled { background: transparent; border: 1px solid var(--border); color: var(--muted); }
.table-scroll { overflow-x: auto; }
.inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inline input, .inline select { width: auto; }

@media (max-width: 520px) {
  .days { grid-template-columns: repeat(4, 1fr); }
  .card { padding: 16px; }
}