/* ==========================================
   Areas We Serve — Mobile-first UX Styles
   Accessible, fast, and non-sticky
========================================== */

/* ---- Design tokens ---- */
:root {
  --areas-gap: clamp(12px, 3.5vw, 20px);
  --areas-radius: 14px;
  --areas-border: #E5E7EB;
  --areas-muted: #F8FAFC;
  --areas-text: #1f2937;
  --areas-secondary: #6b7280;
  --areas-accent: #6C3FA3; /* brand primary */
  --shadow-sm: 0 4px 12px rgba(0,0,0,.06);
}

/* ---- Base & resets (mobile first) ---- */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Roboto', system-ui, -apple-system, Segoe UI, Helvetica, Arial, sans-serif;
  color: var(--areas-text);
  margin: 0;
  background: #fff;
  line-height: 1.5;
  -webkit-tap-highlight-color: transparent;
}

img, svg { max-width: 100%; height: auto; display: block; }

/* ---- Page layout ---- */
.areas-wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 max(16px, env(safe-area-inset-left)) 24px max(16px, env(safe-area-inset-right));
}

/* Header block (not sticky) */
.service-areas-header {
  display: grid;
  gap: .5rem;
  text-align: center;
  padding: 20px 0 12px;
  margin-bottom: 16px;
  position: static;
}
.service-areas-header h1 {
  margin: 0;
  font-size: clamp(1.5rem, 6vw, 2rem);
  font-weight: 700;
}
.areas-sub {
  margin: 0;
  font-size: .98rem;
  color: var(--areas-secondary);
}

/* ---- Controls (chips + search) ---- */
.controls {
  display: grid;
  gap: 12px;
  margin: 16px 0;
}

/* Chips: horizontal scroll on small screens */
.chip-row {
  display: flex;
  gap: 8px;
  list-style: none;
  padding: 0 4px;
  margin: 0;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x proximity;
}
.chip-row li { flex: 0 0 auto; scroll-snap-align: start; }
.chip-row button {
  border: 1px solid var(--areas-border);
  background: var(--areas-muted);
  border-radius: 999px;
  padding: 12px 14px; /* ~44px height */
  min-height: 44px;
  min-width: 44px;
  font-size: .95rem;
  line-height: 1;
  cursor: pointer;
}
.chip-row button[aria-pressed="true"] {
  background: #fff;
  border-color: color-mix(in srgb, var(--areas-border) 40%, var(--areas-accent));
  box-shadow: var(--shadow-sm);
}

/* Search */
.search { position: relative; }
.search input {
  width: 100%;
  padding: 12px 44px 12px 40px;
  min-height: 44px;
  border: 1px solid var(--areas-border);
  border-radius: 999px;
  background: #fff;
  font-size: 1rem;
}
.search .fa-magnifying-glass {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--areas-secondary);
  pointer-events: none;
}
.search .clear-btn {
  position: absolute;
  right: 4px; top: 50%;
  transform: translateY(-50%);
  border: 0; background: transparent;
  padding: 8px;
  min-width: 44px; min-height: 44px;
  cursor: pointer;
  color: var(--areas-secondary);
}

/* ---- Grid (mobile one column) ---- */
.areas-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--areas-gap);
}

/* ---- Cards ---- */
.map-card,
.list-card {
  background: #fff;
  border: 1px solid var(--areas-border);
  border-radius: var(--areas-radius);
  box-shadow: var(--shadow-sm);
}
#map {
  inline-size: 100%;
  block-size: min(48vh, 420px);
}
.list-card { padding: 8px; }
.list-card h2 {
  margin: 8px 10px 6px;
  font-size: 1.1rem;
  font-weight: 600;
}

/* ---- Postcode list ---- */
.postcode-list {
  list-style: none;
  margin: 0;
  padding: 0;
  content-visibility: auto;
  contain-intrinsic-size: 0 56px;
}
.postcode-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px;
  padding: 12px 10px;
  border-bottom: 1px solid #f1f5f9;
}
.postcode-list li:last-child { border-bottom: 0; }
.postcode-tag {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: #0b1220;
  min-width: 3.25rem;
}
.postcode-name { color: var(--areas-secondary); }

/* ---- Online CTA ---- */
.online-cta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  background: #fff;
  border: 1px solid var(--areas-border);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  padding: 16px;
  margin-top: 16px;
}
.online-cta__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--areas-muted);
  border: 1px solid var(--areas-border);
  border-radius: 12px;
  color: var(--areas-accent);
  font-size: 1.2rem;
}
.online-cta__content {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.online-cta h2 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--areas-text);
}
.online-cta p {
  margin: 0;
  color: var(--areas-secondary);
  font-size: .95rem;
  line-height: 1.5;
}
.online-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---- Motion & accessibility ---- */
@media (prefers-reduced-motion: no-preference) {
  .chip-row button { transition: background-color .2s, box-shadow .2s, border-color .2s, transform .06s; }
  .chip-row button:active { transform: scale(.98); }
  .search input { transition: border-color .15s, box-shadow .15s; }
}
.chip-row button:focus-visible,
.clear-btn:focus-visible,
.search input:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--areas-accent) 35%, white);
  outline-offset: 2px;
}

/* Screen-reader only */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Skip link */
.skip-link {
  position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden;
}
.skip-link:focus {
  position: static; width: auto; height: auto; padding: 8px;
  border: 2px solid var(--areas-accent); background: #fff;
}

/* ---- Desktop enhancements (≥900px) ---- */
@media (min-width: 900px) {
  .areas-grid {
    grid-template-columns: 1.1fr .9fr;
    align-items: start;
  }
  .service-areas-header { padding: 28px 0 12px; margin-bottom: 18px; }
  .online-cta { grid-template-columns: 56px 1fr; }
  #map { block-size: min(52vh, 460px); }
  .chip-row { overflow-x: visible; flex-wrap: wrap; }
}

/* ---- Non-sticky guardrail ---- */
#areas-main .service-areas-header,
#areas-main .areas-section-header,
#areas-main .controls,
#areas-main .map-card,
#areas-main .list-card,
#areas-main > header,
#areas-main > section,
#areas-main > div {
  position: static !important;
  top: auto !important;
  inset-block-start: auto !important;
  z-index: auto !important;
}

/* put this in service-area.css */
.hl { background: #FFF3B0; box-shadow: inset 0 -2px 0 rgba(108,92,231,.25); }
.suggestion-btn { border: 1px solid var(--areas-border); background: #fff; border-radius: 999px; padding: 10px 12px; min-height: 40px; cursor: pointer; }