:root {
  --bg: #f6f6f7;
  --surface: #ffffff;
  --border: #e4e4e7;
  --border-strong: #d4d4d8;
  --text: #18181b;
  --muted: #71717a;
  /* Keswick Christian School brand green, sampled from the site logo. */
  --accent: #1a4d2c;
  --accent-dark: #143d23;
  --accent-tint: #f0f7f2;
  --danger: #b91c1c;
  --danger-bg: #fef2f2;
  --danger-border: #fecaca;
  --warn: #92400e;
  --warn-bg: #fffbeb;
  --warn-border: #fde68a;
  --ok: #15803d;
  --ok-bg: #f0fdf4;
  --ok-border: #bbf7d0;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 12px rgba(0,0,0,.04);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ── Header ─────────────────────────────────────────────── */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  margin-bottom: 28px;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.site-header h1 { margin: 0; font-size: 21px; font-weight: 650; letter-spacing: -.01em; }
.tagline { margin: 2px 0 0; color: var(--muted); font-size: 14px; }
.header-cta { flex-shrink: 0; }

/* ── Panels ─────────────────────────────────────────────── */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  margin-bottom: 28px;
}
.panel-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.panel-head h2 { margin: 0; font-size: 17px; font-weight: 650; }

.badge {
  font-size: 11px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 999px;
  background: var(--warn-bg); color: var(--warn); border: 1px solid var(--warn-border);
}

/* ── Calendar layout ────────────────────────────────────── */
.cal-layout { display: grid; grid-template-columns: 210px 1fr; gap: 22px; align-items: start; }
@media (max-width: 820px) { .cal-layout { grid-template-columns: 1fr; } }

.filter-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 10px; }
.filter-head h3 { margin: 0; font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.filter-actions { font-size: 12px; color: var(--muted); display: flex; gap: 6px; align-items: baseline; }
.linkbtn { background: none; border: 0; padding: 0; font: inherit; color: var(--accent); cursor: pointer; text-decoration: underline; }
.linkbtn:hover { color: var(--accent-dark); }

.room-toggles { display: flex; flex-direction: column; gap: 2px; }
@media (max-width: 820px) { .room-toggles { flex-direction: row; flex-wrap: wrap; gap: 6px; } }

.room-toggle {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 9px; border-radius: 7px; cursor: pointer;
  font-size: 14px; user-select: none; border: 1px solid transparent;
}
.room-toggle:hover { background: #fafafa; }
.room-toggle input { margin: 0; width: 15px; height: 15px; accent-color: var(--accent); flex-shrink: 0; }
.room-swatch { width: 11px; height: 11px; border-radius: 3px; flex-shrink: 0; }
.room-toggle-label { flex: 1; min-width: 0; }
.room-toggle-name { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.room-toggle-cap { display: block; font-size: 11.5px; color: var(--muted); }
.room-toggle input:not(:checked) ~ .room-toggle-label { opacity: .45; }
.room-toggle input:not(:checked) ~ .room-swatch { opacity: .3; }

.cal-wrap { min-width: 0; }
#calendar { font-size: 14px; }
.fc .fc-toolbar-title { font-size: 17px; font-weight: 650; }
.fc .fc-button {
  background: var(--surface); border: 1px solid var(--border-strong); color: var(--text);
  box-shadow: none; text-transform: capitalize; font-size: 13px; padding: 5px 11px; font-weight: 500;
}
.fc .fc-button:hover { background: #fafafa; }
.fc .fc-button-primary:not(:disabled).fc-button-active,
.fc .fc-button-primary:not(:disabled):active { background: var(--text); border-color: var(--text); color: #fff; }
.fc .fc-button-primary:disabled { background: var(--surface); border-color: var(--border); color: var(--muted); opacity: 1; }
.fc-theme-standard td, .fc-theme-standard th { border-color: var(--border); }
.fc .fc-daygrid-day.fc-day-today, .fc .fc-timegrid-col.fc-day-today { background: var(--accent-tint); }
.fc-event { border: 0; padding: 1px 3px; font-size: 12px; cursor: default; }
.fc-event-title { font-weight: 500; }
.fc .fc-list-event:hover td { background: #fafafa; }

/* ── Form ───────────────────────────────────────────────── */
.intro { margin: -6px 0 22px; color: var(--muted); font-size: 14.5px; max-width: 62ch; }

fieldset { border: 0; padding: 0; margin: 0 0 30px; }
legend {
  padding: 0; margin-bottom: 14px; font-size: 13px; font-weight: 650;
  text-transform: uppercase; letter-spacing: .05em; color: var(--muted);
  border-bottom: 1px solid var(--border); width: 100%; padding-bottom: 8px;
}

.field { margin-bottom: 16px; }
.row { display: grid; gap: 14px; }
.row-2 { grid-template-columns: 1fr 1fr; }
.row-3 { grid-template-columns: 2fr 1fr 1fr; }
@media (max-width: 640px) { .row-2, .row-3 { grid-template-columns: 1fr; } }

label, .label-ish { display: block; font-size: 14px; font-weight: 550; margin-bottom: 6px; }
.req { color: var(--danger); font-weight: 400; }
.opt { color: var(--muted); font-weight: 400; font-size: 12.5px; }

input[type=text], input[type=email], input[type=tel], input[type=number],
input[type=date], input[type=time], select, textarea {
  width: 100%; font: inherit; font-size: 15px;
  padding: 9px 11px; border: 1px solid var(--border-strong);
  border-radius: 7px; background: var(--surface); color: var(--text);
}
textarea { resize: vertical; line-height: 1.5; }
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent);
}
input.invalid, select.invalid, textarea.invalid { border-color: var(--danger); background: var(--danger-bg); }

.hint { margin: 6px 0 0; font-size: 12.5px; color: var(--muted); }
.hint-lead { margin: -6px 0 14px; }

.checkgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 8px; }
.checkgrid-needs { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.check {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  cursor: pointer; font-size: 14px; background: var(--surface);
}
.check:hover { border-color: var(--border-strong); background: #fafafa; }
.check:has(input:checked) { border-color: var(--accent); background: var(--accent-tint); }
.check input { margin: 2px 0 0; width: 16px; height: 16px; accent-color: var(--accent); flex-shrink: 0; }
.check-label { font-weight: 500; }
.check-hint { display: block; font-size: 12px; color: var(--muted); font-weight: 400; margin-top: 1px; }

/* ── Availability feedback ──────────────────────────────── */
.availability { padding: 11px 13px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; }
.availability strong { font-weight: 600; }
.availability ul { margin: 6px 0 0; padding-left: 18px; }
.availability li { margin: 2px 0; }
.avail-free { background: var(--ok-bg); border: 1px solid var(--ok-border); color: var(--ok); }
.avail-busy { background: var(--warn-bg); border: 1px solid var(--warn-border); color: var(--warn); }

/* ── Notices ────────────────────────────────────────────── */
.notice { padding: 11px 13px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; }
.notice-error { background: var(--danger-bg); border: 1px solid var(--danger-border); color: var(--danger); }
.notice-warn { background: var(--warn-bg); border: 1px solid var(--warn-border); color: var(--warn); }

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-block; font: inherit; font-size: 15px; font-weight: 550;
  padding: 10px 18px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--text);
  text-decoration: none;
}
.btn:hover { background: #fafafa; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.actions .hint { margin: 0; }

/* ── Success ────────────────────────────────────────────── */
.success { text-align: center; padding: 32px 20px; max-width: 52ch; margin: 0 auto; }
.success-check {
  width: 46px; height: 46px; margin: 0 auto 16px; border-radius: 50%;
  background: var(--ok-bg); border: 1px solid var(--ok-border); color: var(--ok);
  font-size: 24px; line-height: 44px;
}
.success h3 { margin: 0 0 10px; font-size: 19px; }
.success p { margin: 0 0 12px; }
.success-next { color: var(--muted); font-size: 14px; }
.success .btn { margin-top: 10px; }

/* ── Footer ─────────────────────────────────────────────── */
.site-footer { padding: 8px 0 40px; color: var(--muted); font-size: 13.5px; text-align: center; }
.site-footer a { color: var(--accent); }