/* Prairie Family Clinic: base layout, theme and components (owner: Roy).
   Mobile first. Use these tokens and component classes; feature owners may
   append small styles at the end under a comment with their name. */
:root {
  --bg: #f7faf9; --surface: #ffffff; --surface-2: #eef4f3;
  --text: #13201f; --muted: #4b5d5b; --border: #cfdcda;
  --primary: #0f766e; --primary-hover: #115e59; --on-primary: #ffffff;
  --focus: #b45309; --success: #166534; --warning: #92400e; --danger: #b91c1c;
  --banner-bg: #fef3c7; --banner-text: #78350f;
  --radius: 12px; --radius-sm: 8px;
  --shadow: 0 1px 2px rgb(0 0 0 / .06), 0 4px 12px rgb(0 0 0 / .06);
  --space-1: .25rem; --space-2: .5rem; --space-3: .75rem; --space-4: 1rem; --space-5: 1.5rem; --space-6: 2rem;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max: 72rem;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b1416; --surface: #122023; --surface-2: #182a2e; --text: #e6f0ef; --muted: #a9bcba; --border: #2a3f43;
    --primary: #2dd4bf; --primary-hover: #5eead4; --on-primary: #04201d;
    --focus: #fbbf24; --success: #4ade80; --warning: #fbbf24; --danger: #f87171; --on-danger: #2a0606;
    --banner-bg: #3a2a07; --banner-text: #fde68a; --shadow: 0 1px 2px rgb(0 0 0 / .4); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b1416; --surface: #122023; --surface-2: #182a2e; --text: #e6f0ef; --muted: #a9bcba; --border: #2a3f43;
  --primary: #2dd4bf; --primary-hover: #5eead4; --on-primary: #04201d;
  --focus: #fbbf24; --success: #4ade80; --warning: #fbbf24; --danger: #f87171; --on-danger: #2a0606;
  --banner-bg: #3a2a07; --banner-text: #fde68a; --shadow: 0 1px 2px rgb(0 0 0 / .4); color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; font-family: var(--font); line-height: 1.5; background: var(--bg); color: var(--text); }
img, svg { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 var(--space-4); }
h1 { font-size: clamp(1.5rem, 4vw, 2rem); } h2 { font-size: 1.25rem; }
p { margin: 0 0 var(--space-4); }
a { color: var(--primary); } a:hover { color: var(--primary-hover); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--space-4); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: var(--space-4); top: -3rem; z-index: 100; background: var(--primary); color: var(--on-primary); padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm); }
.skip-link:focus { top: var(--space-2); }
.muted { color: var(--muted); }
.site-header { background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding-block: var(--space-3); }
.brand { display: flex; align-items: center; gap: var(--space-2); font-weight: 700; color: var(--text); text-decoration: none; }
.tabs { display: flex; gap: var(--space-1); overflow-x: auto; }
.tab { padding: var(--space-3) var(--space-4); color: var(--muted); text-decoration: none; font-weight: 600; border-bottom: 3px solid transparent; white-space: nowrap; min-height: 44px; }
.tab:hover { color: var(--text); }
.tab[aria-current="page"] { color: var(--primary); border-bottom-color: var(--primary); }
@media (max-width: 400px) { .tabs { gap: 0; } .tab { flex: 1 1 auto; text-align: center; padding: var(--space-3) var(--space-2); font-size: .9375rem; display: inline-flex; align-items: center; justify-content: center; } }
.demo-banner { background: var(--banner-bg); color: var(--banner-text); font-size: .875rem; padding-block: var(--space-2); }
main { flex: 1; padding-block: var(--space-5); } main:focus { outline: none; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: var(--space-5); }
.card + .card { margin-top: var(--space-4); }
.placeholder { border-style: dashed; color: var(--muted); }
.grid { display: grid; gap: var(--space-4); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); min-height: 44px; padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm); border: 1px solid transparent; font: inherit; font-weight: 600; cursor: pointer; background: var(--primary); color: var(--on-primary); }
.btn:hover { background: var(--primary-hover); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-secondary { background: var(--surface-2); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-ghost { background: transparent; color: var(--text); } .btn-ghost:hover { background: var(--surface-2); }
.btn-danger { background: var(--danger); color: var(--on-danger, #fff); }
.theme-toggle { min-width: 44px; font-size: 1.25rem; }
.field { display: grid; gap: var(--space-1); margin-bottom: var(--space-4); }
.field label { font-weight: 600; } .field .hint { font-size: .875rem; color: var(--muted); }
input, select, textarea { font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: var(--space-2) var(--space-3); min-height: 44px; width: 100%; }
input[type="checkbox"], input[type="radio"] { width: 1.25rem; min-height: 1.25rem; accent-color: var(--primary); }
[aria-invalid="true"] { border-color: var(--danger); }
.error { color: var(--danger); font-size: .875rem; }
.chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.chip { min-height: 44px; padding: var(--space-2) var(--space-3); border-radius: 999px; border: 1px solid var(--border); background: var(--surface); color: var(--text); font: inherit; cursor: pointer; }
.chip[aria-pressed="true"], .chip[aria-checked="true"] { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }
.badge { display: inline-block; padding: 0 var(--space-2); border-radius: 999px; font-size: .8125rem; font-weight: 600; border: 1px solid currentColor; }
.badge-booked { color: var(--primary); } .badge-checked-in { color: var(--warning); } .badge-done { color: var(--success); } .badge-no-show { color: var(--danger); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: var(--space-2) var(--space-3); border-bottom: 1px solid var(--border); }
.toast-region { position: fixed; bottom: var(--space-4); left: 50%; transform: translateX(-50%); display: grid; gap: var(--space-2); z-index: 50; width: min(92vw, 24rem); }
.toast { background: var(--text); color: var(--bg); padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); box-shadow: var(--shadow); }
.site-footer { border-top: 1px solid var(--border); background: var(--surface); font-size: .875rem; color: var(--muted); }
.footer-inner { display: flex; flex-direction: column; gap: var(--space-2); padding-block: var(--space-4); }
.footer-inner p { margin: 0; }
.footer-links { list-style: none; display: flex; gap: var(--space-4); margin: 0; padding: 0; }
@media (min-width: 48rem) {
  .footer-inner { flex-direction: row; justify-content: space-between; align-items: center; }
  .grid-2 { grid-template-columns: 1fr 1fr; }
  main { padding-block: var(--space-6); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* Darryl: 44px tap targets for brand and footer links (mobile pass) */
.brand { min-height: 44px; }
.footer-links a { display: inline-flex; align-items: center; min-height: 44px; min-width: 44px; }