/* =============================================
   ISLANDS (islands.html) — the 2D layer over the 3D week.
   Colours are the shared tokens (styles.css, kanban.css); this file only lays
   out the glass panels that float over the canvas.
   ============================================= */

#islands-app {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  --glass: color-mix(in srgb, var(--surface) 82%, transparent);
  --gutter: 16px;
  --minimap-h: 64px;
}

#world-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  cursor: grab;
  outline: none;
}
/* Fades in once the scene has drawn, instead of flashing an empty frame. */
#islands-app:not(.has-3d) #world-canvas { opacity: 0; }
#world-canvas { transition: opacity .6s ease; }
.no-3d #world-canvas { display: none; }

/* Glass cards over the islands (js/islands/labels.js). The layer lets drags
   through to the canvas; only the cards themselves take clicks. */
.isl-cards {
  position: fixed !important;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}
.no-3d .isl-cards { display: none; }
.isl-card {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 6px 14px 6px 6px;
  margin-bottom: 6px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface) 70%, transparent);
  -webkit-backdrop-filter: blur(10px) saturate(1.3);
  backdrop-filter: blur(10px) saturate(1.3);
  border: 1px solid color-mix(in srgb, var(--surface) 60%, transparent);
  box-shadow: 0 8px 24px -10px rgba(40, 20, 80, .45);
  cursor: pointer;
  transform-origin: 50% 100%;
  transition: opacity .25s ease;
  white-space: nowrap;
  user-select: none;
}
.isl-card:hover { border-color: var(--accent); }
.isl-card-badge {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  background: var(--ink);
  color: var(--bg);
  flex-shrink: 0;
}
.isl-card[data-today] .isl-card-badge { background: var(--accent); color: var(--on-accent); }
.isl-card[data-past] .isl-card-badge { background: var(--muted); }
.isl-card-text { display: flex; flex-direction: column; line-height: 1.2; }
.isl-card-title { font-size: 13px; font-weight: 700; color: var(--ink); }
.isl-card-sub { font-size: 11px; font-weight: 500; color: var(--muted); }
/* A lighthouse's card (a roadmap on the horizon): the roadmap's colour as a
   diamond badge, and it stays put rather than fading with distance. */
.isl-card.isl-beacon { border-color: color-mix(in srgb, var(--road) 55%, transparent); }
.isl-card.isl-beacon:hover { border-color: var(--road); }
.isl-beacon .isl-card-badge { background: transparent; }
.isl-beacon .isl-road-mark { width: 12px; height: 12px; }

.isl-glass {
  background: var(--glass);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  backdrop-filter: blur(14px) saturate(1.2);
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px -12px rgba(0, 0, 0, .35);
}

#islands-app :focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}


/* ─── Header ─────────────────────────────────────────────────────────────── */

.isl-header {
  position: fixed;
  z-index: 10;
  top: max(12px, env(safe-area-inset-top));
  left: var(--gutter);
  right: var(--gutter);
  height: 56px;
  padding: 0 6px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.isl-title {
  min-width: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.isl-header-btn {
  height: 44px;
  min-width: 44px;
  padding: 0 12px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  flex-shrink: 0;
  transition: background-color .15s, color .15s;
}
.isl-header-btn:hover { color: var(--ink); background: var(--surface-2); }
.isl-icon-btn { padding: 0; }

.isl-status {
  position: fixed;
  z-index: 10;
  top: calc(max(12px, env(safe-area-inset-top)) + 64px);
  left: 50%;
  transform: translateX(-50%);
  width: max-content;
  max-width: calc(100% - 2 * var(--gutter));
  padding: 8px 14px;
  border-radius: 12px;
  font-size: 13px;
  color: var(--muted);
}


/* ─── Minimap ────────────────────────────────────────────────────────────── */

.isl-minimap {
  position: fixed;
  z-index: 10;
  bottom: max(16px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  height: var(--minimap-h);
  padding: 6px;
  border-radius: 20px;
  display: flex;
  gap: 4px;
}
.isl-day {
  position: relative;
  width: 56px;
  height: 100%;
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1.1;
  color: var(--muted);
  transition: background-color .15s, color .15s;
}
.isl-day:hover { background: var(--surface-2); color: var(--ink); }
.isl-day-name { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.isl-day-num { font-size: 18px; font-weight: 700; color: var(--ink); }
.isl-day-icon { width: 18px; height: 18px; margin-top: 2px; }
.isl-day[data-past]:not([aria-current]) { opacity: .6; }
.isl-day[data-today] .isl-day-name { color: var(--accent); }
.isl-day[aria-current="true"] { background: var(--ink); color: var(--bg); }
.isl-day[aria-current="true"] .isl-day-num,
.isl-day[aria-current="true"] .isl-day-name { color: var(--bg); }
.isl-day-count {
  position: absolute;
  top: -4px;
  right: -2px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 8px;
  font-size: 10px;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
  background: var(--accent);
  color: var(--on-accent);
}


/* ─── Panel ──────────────────────────────────────────────────────────────── */

.isl-panel {
  position: fixed;
  z-index: 10;
  top: calc(max(12px, env(safe-area-inset-top)) + 68px);
  right: var(--gutter);
  bottom: calc(max(16px, env(safe-area-inset-bottom)) + var(--minimap-h) + 12px);
  width: 340px;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.isl-panel-head {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 12px 10px 16px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}
.isl-panel[data-view="task"] .isl-panel-head { padding-left: 6px; }
.isl-panel-heading { min-width: 0; flex: 1; }
#panel-title { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; }
#panel-sub { font-size: 12px; color: var(--muted); margin-top: 1px; }
.isl-back, .isl-toggle {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  flex-shrink: 0;
}
.isl-back:hover, .isl-toggle:hover { background: var(--surface-2); color: var(--ink); }
.isl-toggle { display: none; }
.isl-toggle svg { transition: transform .2s; }
.isl-panel[data-expanded="true"] .isl-toggle svg { transform: rotate(180deg); }
.isl-panel-body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.isl-panel-body a { color: var(--accent); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }

.isl-note, .isl-empty {
  margin: 6px 8px 10px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}
.isl-note {
  padding: 10px 12px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--ink);
}

/* Roadmaps (core/roadmaps): a diamond in the roadmap's colour (--road), a
   different shape from a task's round category dot. */
.isl-road-mark {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  transform: rotate(45deg);
  background: var(--road);
  flex-shrink: 0;
}
.isl-roads {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.isl-road {
  width: 100%;
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border-radius: 12px;
  text-align: left;
  transition: background-color .15s;
}
.isl-road:hover { background: var(--surface-2); }
.isl-road .isl-task-title { -webkit-line-clamp: 1; }
.isl-road-chev { width: 16px; height: 16px; flex-shrink: 0; color: var(--muted); }
.isl-milestones { display: flex; flex-direction: column; gap: 6px; margin: 2px 8px 10px; }
.isl-milestones li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.4;
  background: color-mix(in srgb, var(--road) 12%, transparent);
  overflow-wrap: anywhere;
}
.isl-milestone-icon { width: 16px; height: 16px; flex-shrink: 0; margin-top: 1px; color: var(--road); }

.isl-tasks { display: flex; flex-direction: column; gap: 2px; }
.isl-task {
  width: 100%;
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 12px;
  text-align: left;
  transition: background-color .15s;
}
.isl-task:hover { background: var(--surface-2); }
.isl-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--dot);
  flex-shrink: 0;
}
.isl-task-main { min-width: 0; flex: 1; display: flex; flex-direction: column; gap: 2px; }
.isl-task-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  overflow-wrap: anywhere;
}
.isl-task-meta { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.isl-task[data-done] .isl-task-title { color: var(--muted); text-decoration: line-through; text-decoration-color: color-mix(in srgb, var(--muted) 60%, transparent); }

.isl-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  width: max-content;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}
.isl-pill-done { color: var(--ok); background: color-mix(in srgb, var(--ok) 14%, transparent); }
.isl-pill-focus { color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); }

/* One task */
.isl-detail { padding: 6px 8px 8px; display: flex; flex-direction: column; gap: 12px; }
.isl-cat { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; font-size: 12px; font-weight: 600; color: var(--muted); }
.isl-detail-title { font-size: 20px; font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; overflow-wrap: anywhere; outline: none; }
.isl-progress { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.isl-meter { flex: 1; height: 6px; border-radius: 3px; background: var(--line); overflow: hidden; }
.isl-meter span { display: block; height: 100%; border-radius: 3px; background: var(--accent); }
.isl-resume { font-size: 13px; line-height: 1.5; padding: 10px 12px; border-radius: 12px; background: var(--surface-2); }
.isl-h4 { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin-bottom: -4px; }
.isl-h4 span { font-weight: 600; margin-left: 4px; }
.isl-steps { display: flex; flex-direction: column; gap: 8px; }
.isl-steps li { display: flex; gap: 8px; font-size: 14px; line-height: 1.4; overflow-wrap: anywhere; }
.isl-step-icon { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; color: var(--muted); }
.isl-steps li[data-done] { color: var(--muted); }
.isl-steps li[data-done] .isl-step-icon { color: var(--ok); }
.isl-step-note { display: block; font-size: 12px; color: var(--muted); margin-top: 2px; white-space: pre-wrap; }
.isl-notes { font-size: 14px; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.isl-actions { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 4px; }
.isl-btn {
  height: 44px;
  padding: 0 16px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--line);
  color: var(--ink);
  background: var(--surface);
  transition: opacity .15s, border-color .15s;
}
.isl-panel-body a.isl-btn { color: var(--ink); text-decoration: none; }
.isl-btn:hover { border-color: var(--muted); }
.isl-btn-primary { background: var(--ink); color: var(--bg); border-color: transparent; }
.isl-btn-primary:hover { opacity: .9; border-color: transparent; }


/* ─── Without 3D: the list is the page ───────────────────────────────────── */

.no-3d .isl-panel {
  left: 50%;
  right: auto;
  transform: translateX(-50%);
  width: min(560px, calc(100% - 2 * var(--gutter)));
  top: calc(max(12px, env(safe-area-inset-top)) + 116px);
}


/* ─── Phones: header, sheet, minimap ─────────────────────────────────────── */

@media (max-width: 639px) {
  #islands-app { --gutter: 8px; --minimap-h: 56px; }
  .isl-header { top: max(8px, env(safe-area-inset-top)); height: 52px; }
  .isl-header-btn span { display: none; }
  .isl-header-btn { padding: 0; }
  .isl-status { top: calc(max(8px, env(safe-area-inset-top)) + 60px); }
  .isl-minimap {
    left: var(--gutter);
    right: var(--gutter);
    transform: none;
    bottom: max(8px, env(safe-area-inset-bottom));
    padding: 4px;
    gap: 2px;
  }
  .isl-day { width: auto; flex: 1; min-width: 0; border-radius: 12px; }
  .isl-day-name { font-size: 10px; }
  .isl-card { gap: 7px; padding: 4px 10px 4px 4px; border-radius: 12px; }
  .isl-card-badge { width: 24px; height: 24px; border-radius: 7px; font-size: 12px; }
  .isl-card-title { font-size: 12px; }
  .isl-card-sub { font-size: 10px; }
  .isl-day-backlog .isl-day-name { display: none; }
  .isl-day-num { font-size: 16px; }
  .isl-day-count { top: -3px; right: -1px; min-width: 14px; height: 14px; line-height: 14px; font-size: 9px; padding: 0 3px; }

  /* A bottom sheet: the heading peeks above the minimap; it opens to the list
     or a task's details. */
  .isl-panel, .no-3d .isl-panel {
    top: auto;
    left: var(--gutter);
    right: var(--gutter);
    transform: none;
    width: auto;
    bottom: calc(max(8px, env(safe-area-inset-bottom)) + var(--minimap-h) + 8px);
    max-height: min(60dvh, calc(100dvh - 160px));
    border-radius: 18px;
  }
  .isl-panel-head { padding: 6px 6px 6px 14px; }
  .isl-panel[data-expanded="false"] .isl-panel-head { border-bottom: 0; }
  .isl-panel[data-expanded="false"] .isl-panel-body { display: none; }
  .isl-toggle { display: inline-flex; }
  .no-3d .isl-panel { top: calc(max(8px, env(safe-area-inset-top)) + 108px); max-height: none; }
  .no-3d .isl-toggle { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  #world-canvas, .isl-toggle svg { transition: none; }
}