/* World map page (docs/specs/map-design-v1.md). Draft: kept apart from styles.css until the map is
   accepted; the tokens below move to tokens.css then (MD-60). The map's colours (sea, land, coast,
   backdrop) are already in tokens.css (C-019). */

:root {
  --map-pin: var(--button);
  --map-pin-hover: var(--button-hover);
  --map-pin-text: var(--button-text);
  --map-pin-ring: var(--surface);
  --map-open-ring: var(--heading);
  --map-disc: 1.625rem;
  --map-dot: 0.4375rem;
  --map-target: 2.75rem;
  --map-leader: 1.5px;
  --map-label-h: 1.875rem;
  --sheet-max: 75vh;
  --panel-w: 24rem;
}

/* ---------- frame ---------- */
.world-map { margin: var(--space-5) 0 0; }
.map-frame { position: relative; width: 100%; aspect-ratio: 1000 / 427.5; container-type: inline-size; }
.map-base, .map-marks { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.map-sea { fill: var(--map-sea); }
.map-land { fill: var(--map-land); stroke: var(--map-coast); stroke-width: 0.75px; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.map-marks line { stroke: var(--map-pin); stroke-width: var(--map-leader); vector-effect: non-scaling-stroke; }
.map-dot {
  position: absolute; width: var(--map-dot); height: var(--map-dot); margin: calc(var(--map-dot) / -2) 0 0 calc(var(--map-dot) / -2);
  border-radius: 50%; background: var(--map-pin); box-shadow: 0 0 0 1.5px var(--map-pin-ring); pointer-events: none;
}
.map-note { font-family: var(--font-ui); font-size: var(--step--1); color: var(--muted); padding-top: var(--space-3); max-width: var(--measure); margin: 0; }

/* ---------- pins ---------- */
.map-pins { list-style: none; margin: 0; padding: 0; position: absolute; inset: 0; pointer-events: none; }
.pin { position: absolute; left: var(--px); top: var(--py); width: 0; height: 0; }
.pin-tag {
  position: absolute; pointer-events: auto; touch-action: manipulation;
  display: grid; place-items: center;
  font-family: var(--font-ui); font-weight: 700; line-height: 1.2; text-decoration: none;
  color: var(--map-pin-text); background: var(--map-pin);
  box-shadow: 0 0 0 2px var(--map-pin-ring);
}
.pin-tag:visited, .pin-tag:hover { color: var(--map-pin-text); }
.pin-tag:hover, .pin-tag:active { background: var(--map-pin-hover); }
.pin-tag::after { content: ""; position: absolute; }          /* the touch target */
.pin.is-open .pin-tag { box-shadow: 0 0 0 2px var(--map-pin-ring), 0 0 0 4.5px var(--map-open-ring); }
.pin-name { display: none; }

/* phone (below 800 px): numbered discs on the 44 px grid; the map runs edge to edge (MD-5, MD-33).
   Below 370 px the disc and target scale with the width (MD-31). */
@media (max-width: 49.99rem) {
  .pin-tag { --d: min(var(--map-disc), 7.03cqw); --t: min(var(--map-target), 11.89cqw); }
  .pin-tag { width: var(--d); height: var(--d); left: calc(var(--d) / -2); top: calc(var(--d) / -2); border-radius: 50%; font-size: min(0.875rem, 3.8cqw); }
  .pin-tag::after { inset: calc((var(--d) - var(--t)) / 2); }
  .lead-wide { display: none; }
  .map-note { padding-inline: var(--gutter); }
}

/* wider (800 px up): name labels at the wide positions; numbers until label_from (MD-34) */
@media (min-width: 50rem) {
  .world-map { max-width: 78rem; margin-inline: auto; padding-inline: var(--gutter); }
  .map-note { padding-inline: 0; }
  .lead-phone { display: none; }
  .pin { left: var(--wx); top: var(--wy); }
  .pin-tag { --d: var(--map-disc); }
  /* number disc (default, before label_from or after the overlap guard) */
  .pin-tag { width: var(--d); height: var(--d); left: calc(var(--d) / -2); top: calc(var(--d) / -2); border-radius: 50%; font-size: 0.875rem; }
  .pin-tag::after { inset: calc((var(--d) - var(--map-target)) / 2); }
  .pin[data-label-from="800"]:not(.as-num) .pin-num { display: none; }
  .pin[data-label-from="800"]:not(.as-num) .pin-name { display: block; }
  .pin[data-label-from="800"]:not(.as-num) .pin-tag { width: max-content; max-width: 13rem; height: auto; min-height: var(--map-label-h); top: auto; left: auto;
    padding: 0.3rem 0.65rem; border-radius: calc(var(--map-label-h) / 2); font-size: 0.9375rem; font-weight: 600; text-align: center; transform: translateY(-50%); }
  .pin[data-label-from="800"]:not(.as-num) .pin-tag::after { inset: min(0px, calc((100% - var(--map-target)) / 2)) 0; }
  .pin[data-label-from="800"]:not(.as-num)[data-align="left"] .pin-tag { left: 0; }
  .pin[data-label-from="800"]:not(.as-num)[data-align="right"] .pin-tag { right: 0; }
  .pin[data-label-from="800"]:not(.as-num)[data-align="center"] .pin-tag { transform: translate(-50%, -50%); }
}
@media (min-width: 64rem) {
  .pin[data-label-from="1024"]:not(.as-num) .pin-num { display: none; }
  .pin[data-label-from="1024"]:not(.as-num) .pin-name { display: block; }
  .pin[data-label-from="1024"]:not(.as-num) .pin-tag { width: max-content; max-width: 13rem; height: auto; min-height: var(--map-label-h); top: auto; left: auto;
    padding: 0.3rem 0.65rem; border-radius: calc(var(--map-label-h) / 2); font-size: 0.9375rem; font-weight: 600; text-align: center; transform: translateY(-50%); }
  .pin[data-label-from="1024"]:not(.as-num) .pin-tag::after { inset: min(0px, calc((100% - var(--map-target)) / 2)) 0; }
  .pin[data-label-from="1024"]:not(.as-num)[data-align="left"] .pin-tag { left: 0; }
  .pin[data-label-from="1024"]:not(.as-num)[data-align="right"] .pin-tag { right: 0; }
  .pin[data-label-from="1024"]:not(.as-num)[data-align="center"] .pin-tag { transform: translate(-50%, -50%); }
}
@media (min-width: 50rem) { .pin.long[data-label-from]:not(.as-num) .pin-tag { max-width: 9.5rem; } }  /* long names wrap to two lines */
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .pin-tag:active { translate: 0 1px; }
}

/* ---------- list (MD-51) ---------- */
.map-body { padding-block: var(--space-6) var(--space-7); }
.area-list { list-style: none; margin: 0; padding: 0; font-family: var(--font-ui); }
.area { break-inside: avoid; padding-bottom: var(--space-5); scroll-margin-top: var(--space-5); }
.area:target { box-shadow: -4px 0 0 var(--mark); padding-left: var(--space-3); }
.area-h { margin: 0 0 var(--space-2); font-family: var(--font-text); font-size: var(--step-1); font-weight: 600; line-height: 1.25; color: var(--heading); }
.a-num { display: inline-grid; place-items: center; min-width: 1.75rem; height: 1.75rem; margin-right: var(--space-1); border-radius: 50%;
  font-family: var(--font-ui); font-size: 0.9375rem; font-weight: 700; color: var(--map-pin-text); background: var(--map-pin); vertical-align: 0.15em; }
.a-count { font-family: var(--font-ui); font-size: var(--step--1); font-weight: 400; color: var(--muted); white-space: nowrap; }
.a-list { list-style: none; margin: 0; padding: 0; }
.a-list li { padding-block: var(--space-3); border-top: 1px solid var(--border); }
.a-link { font-family: var(--font-text); font-size: 1.0625rem; font-weight: 600; }
.a-tag { margin: var(--space-1) 0 0; font-family: var(--font-text); font-size: 1rem; line-height: 1.45; color: var(--body); }
.a-meta { margin: var(--space-1) 0 0; font-size: var(--step--1); color: var(--muted); }
.map-coverage { max-width: var(--measure); margin: var(--space-5) 0 0; font-size: 1rem; }
@media (min-width: 50rem) { .area-list { column-count: 2; column-gap: var(--space-6); } }
@media (min-width: 64rem) { .area-list { column-count: 3; } }

/* ---------- panel (MD-40 to MD-47) ---------- */
.map-panel {
  margin: 0; padding: 0; border: 0; color: var(--body); background: var(--surface);
  inset: auto 0 0 0; width: 100%; max-width: 100%; max-height: var(--sheet-max);
  border-radius: 0.75rem 0.75rem 0 0; box-shadow: 0 -2px 0 var(--border);
  overflow-y: auto; overscroll-behavior: contain; /* explicit: not every browser's dialog scrolls by default */
}
/* "More below" cue when the panel scrolls, for browsers that hide scrollbars until hover */
.map-panel.more .panel-in::after {
  content: ""; display: block; position: sticky; bottom: 0; height: 2.5rem; margin-top: -2.5rem; pointer-events: none;
  background: linear-gradient(to bottom, transparent, var(--surface));
}
.map-panel::backdrop { background: var(--backdrop, rgba(19, 34, 46, 0.28)); } /* fallback: older browsers do not pass custom properties to ::backdrop */
.panel-in { padding: var(--space-4) var(--gutter) var(--space-5); font-family: var(--font-ui); }
.panel-top { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-2); }
.panel-top h2 { margin: 0; font-family: var(--font-text); font-size: var(--step-2); font-weight: 600; line-height: 1.15; color: var(--heading); }
.panel-top h2:focus { outline: none; }
.panel-top h2:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.panel-count { margin: var(--space-1) 0 0; font-size: var(--step--1); color: var(--muted); }
@media (min-width: 50rem) {
  .map-panel { inset: 0 0 0 auto; width: var(--panel-w); height: 100vh; max-height: 100vh; border-radius: 0; box-shadow: -2px 0 0 var(--border); overflow-y: auto; }
  .map-panel[data-side="left"] { inset: 0 auto 0 0; box-shadow: 2px 0 0 var(--border); }
  .panel-in { padding: var(--space-5); }
}
@media (prefers-reduced-motion: no-preference) {
  .map-panel[open] { animation: sheet-up 180ms ease-out; }
  @media (min-width: 50rem) {
    .map-panel[open] { animation-name: panel-right; }
    .map-panel[open][data-side="left"] { animation-name: panel-left; }
  }
}
@keyframes sheet-up { from { transform: translateY(100%); } }
@keyframes panel-right { from { transform: translateX(100%); } }
@keyframes panel-left { from { transform: translateX(-100%); } }