/* Base layout + canvas. Stage 0 ships the shell; the Wave 3 UI agent owns the
   HUD / menu / card component styles appended below the marked line. */

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { width: 100%; height: 100%; overflow: hidden; background: var(--bg); }

#app {
  position: relative;
  width: 100vw;
  height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  user-select: none;
}

#game-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

/* Scenes are full-screen overlays toggled by the scene manager. */
.scene {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.hidden { display: none !important; }

/* HUD bars float above the canvas during a run. */
.hud-bar { position: absolute; z-index: 5; }
#top-bar { top: 0; left: 0; right: 0; }
#bottom-bar { bottom: 0; left: 0; right: 0; }

/* ============================================================
   WAVE 3 UI COMPONENT STYLES BELOW THIS LINE (owned by W3-UI)
   Bright toy-like medieval theme. Player = blue/silver, enemies = warm/red.
   ============================================================ */

/* ---- Scene backdrop (menus dim the 3D board behind them) ---- */
.scene {
  background: radial-gradient(ellipse at center, rgba(8, 20, 13, 0.55), rgba(4, 10, 7, 0.9));
  pointer-events: auto;
}

/* ---- Shared buttons ---- */
.btn {
  font: inherit;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 12px 20px;
  background: var(--panel-2);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.06s ease, background 0.12s ease, border-color 0.12s ease, box-shadow 0.12s ease;
}
.btn:hover { background: #234029; border-color: var(--grass); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn.primary {
  background: linear-gradient(180deg, var(--grass), var(--grass-deep));
  color: #08160c;
  border-color: #76c765;
  box-shadow: 0 3px 0 rgba(0, 0, 0, 0.35), 0 0 16px rgba(90, 168, 75, 0.35);
}
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { background: #5a2620; border-color: var(--danger); color: var(--ink); }
.btn.danger:hover { background: #7a3127; }
.btn.defend {
  background: linear-gradient(180deg, var(--gold), #c79a32);
  color: #1c1305;
  border-color: #f0cf72;
  font-size: 18px;
  padding: 14px 26px;
  box-shadow: 0 3px 0 rgba(0, 0, 0, 0.4), 0 0 18px rgba(231, 184, 75, 0.4);
}
.btn.defend:disabled { background: var(--panel-2); color: var(--ink-dim); border-color: var(--line); box-shadow: none; }

/* ---- Menu / panel cards ---- */
.menu-card {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 2px solid var(--line);
  border-radius: 16px;
  padding: 34px 42px;
  min-width: 360px;
  max-width: 540px;
  box-shadow: var(--shadow), 0 0 0 1px rgba(0, 0, 0, 0.4);
  text-align: center;
}
.menu-card.wide { max-width: 920px; width: 86%; }

.game-title {
  font-size: 46px;
  font-weight: 900;
  letter-spacing: 6px;
  margin-bottom: 8px;
  color: var(--ink);
  text-shadow: 0 3px 0 rgba(0, 0, 0, 0.5);
}
.game-title .accent { color: var(--gold); margin-left: 10px; }
.tagline { color: var(--ink-dim); margin-bottom: 26px; letter-spacing: 0.5px; }

.panel-title { letter-spacing: 4px; margin-bottom: 6px; font-size: 24px; }
.panel-sub { color: var(--ink-dim); font-size: 13px; margin-bottom: 18px; letter-spacing: 1px; }

.menu-buttons { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; align-items: stretch; }
.menu-buttons.row { flex-direction: row; justify-content: center; }
.menu-buttons.row .btn { flex: 1; }

.meta-strip {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  color: var(--ink-dim);
  font-size: 12px;
  margin-top: 22px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.meta-strip b { color: var(--ink); }

/* ---- Config form ---- */
.config-group { text-align: left; margin: 16px 0; }
.config-label { display: block; font-size: 12px; letter-spacing: 2px; color: var(--ink-dim); margin-bottom: 8px; text-transform: uppercase; }
.config-label em { color: var(--ink-dim); font-style: italic; opacity: 0.7; text-transform: none; letter-spacing: 0; }
.seg-group { display: flex; gap: 8px; }
.seg-btn {
  flex: 1;
  font: inherit;
  font-weight: 700;
  padding: 12px 0;
  background: var(--panel);
  color: var(--ink-dim);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.12s ease;
}
.seg-btn:hover { color: var(--ink); border-color: var(--grass); }
.seg-btn.active { background: var(--friendly); color: #07142b; border-color: #8fb4ff; font-weight: 800; }
.text-input {
  width: 100%;
  font: inherit;
  padding: 12px 14px;
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: var(--mono);
}
.text-input:focus { outline: none; border-color: var(--gold); }

/* ---- In-run HUD: never blocks board clicks except on actual widgets ---- */
#game-hud { position: absolute; inset: 0; pointer-events: none; z-index: 5; }
#game-hud.hidden { display: none; }
/* Only the actual interactive widgets capture pointer events; the rest of the
   HUD layer (and #overlay-root) stays click-through so the board behind it is
   reachable during the RUN scene. */
#top-bar, #bottom-bar, #selected-panel, #castle-banner, #minimap { pointer-events: auto; }

.hud-bar {
  position: absolute;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px 14px;
  display: flex;
  gap: 14px;
  align-items: center;
  box-shadow: var(--shadow);
}

#top-bar { top: 12px; left: 50%; right: auto; transform: translateX(-50%); }
.hud-sep { width: 1px; align-self: stretch; background: var(--line); margin: 2px 0; }

.res-cluster { display: flex; gap: 10px; }
.res-cell { display: flex; align-items: center; gap: 5px; padding: 4px 8px; border-radius: 8px; background: rgba(0, 0, 0, 0.25); position: relative; }
/* Emoji resource icons — rendered as native color glyphs (the i-* color rules
   below are an inert fallback for any monochrome-emoji platform). */
.res-icon { font-size: 15px; line-height: 1; display: inline-block; width: 18px; text-align: center; }
.i-gold { color: var(--gold); }
.i-wood { color: var(--wood); }
.i-iron { color: var(--iron); }
.i-food { color: var(--food); }
.res-amt { font-weight: 800; font-size: 16px; min-width: 26px; }
.res-delta { font-size: 11px; font-weight: 700; min-width: 30px; }
.res-delta.pos { color: var(--ok); }
.res-delta.neg { color: var(--danger); }

.hud-cell { display: flex; flex-direction: column; align-items: center; min-width: 54px; }
.hud-cell .label { font-size: 9px; color: var(--ink-dim); letter-spacing: 2px; text-transform: uppercase; }
.hud-cell .label b { color: var(--gold); }
.hud-cell .value { font-size: 18px; font-weight: 800; }
.hud-cell .value.mono { font-family: var(--mono); font-size: 12px; font-weight: 600; }
.hud-cell.phase-cell .value.timer { color: var(--gold); }
.hud-cell.phase-cell .label { color: var(--ink); font-weight: 800; }
.hud-cell.phase-cell.attack .label { color: var(--enemy); }

.xp-cell { min-width: 70px; }
.xp-meter { width: 64px; height: 6px; border-radius: 3px; background: rgba(0, 0, 0, 0.45); overflow: hidden; margin-top: 4px; }
.xp-fill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--renown), #d3a6f5); transition: width 0.3s ease; }

/* ---- Castle HP banner ---- */
.castle-banner {
  position: absolute;
  top: 78px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 6px 14px;
  box-shadow: var(--shadow);
}
.castle-banner.hidden { display: none; }
.castle-label { font-size: 11px; font-weight: 800; letter-spacing: 2px; color: var(--friendly); }
.castle-hp-bar { width: 180px; height: 10px; border-radius: 5px; background: rgba(0, 0, 0, 0.5); overflow: hidden; border: 1px solid var(--line); }
.castle-hp-fill { height: 100%; width: 100%; background: linear-gradient(90deg, var(--ok), #7fce6f); transition: width 0.2s ease, background 0.2s ease; }
.castle-hp-text { font-size: 12px; font-weight: 700; font-family: var(--mono); min-width: 56px; text-align: right; }
.castle-banner.low { border-color: var(--danger); animation: castle-pulse 0.8s ease-in-out infinite; }
.castle-banner.low .castle-hp-fill { background: linear-gradient(90deg, var(--danger), #ef7d63); }
.castle-banner.low .castle-label { color: var(--danger); }
@keyframes castle-pulse {
  0%, 100% { box-shadow: var(--shadow), 0 0 0 0 rgba(214, 83, 60, 0.0); }
  50% { box-shadow: var(--shadow), 0 0 18px 2px rgba(214, 83, 60, 0.65); }
}

/* ---- Bottom bar: hand + controls ---- */
#bottom-bar { bottom: 12px; left: 50%; right: auto; transform: translateX(-50%); align-items: flex-end; padding: 10px 14px; }
.hand { display: flex; gap: 8px; align-items: flex-end; min-height: 96px; }
.hand:empty::after { content: "No cards in hand"; color: var(--ink-dim); font-size: 12px; font-style: italic; align-self: center; padding: 0 24px; }
.bottom-controls { display: flex; flex-direction: column; gap: 8px; margin-left: 14px; align-items: stretch; }
.speed-group { display: flex; gap: 4px; }
.speed-btn {
  font: inherit;
  font-weight: 800;
  flex: 1;
  padding: 6px 10px;
  background: var(--panel);
  color: var(--ink-dim);
  border: 1px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.1s ease;
}
.speed-btn:hover { color: var(--ink); }
.speed-btn.active { background: var(--friendly); color: #07142b; border-color: #8fb4ff; }

/* ---- Build menu (tier-gated buildings) ---- */
.btn.build { background: var(--wood, #8a6a3c); color: #1c130a; border-color: #b88a4e; font-weight: 800; }
.btn.build:hover { filter: brightness(1.12); }
.btn.build.active { box-shadow: 0 0 0 2px var(--gold, #e7b84b) inset; }

.build-panel {
  position: absolute;
  left: 50%;
  /* Sit clear above the bottom hand bar (card height ~124 + padding + offset). */
  bottom: 172px;
  transform: translateX(-50%);
  width: min(760px, 92vw);
  background: linear-gradient(180deg, var(--panel-2, #1b2a1f), var(--panel, #142016));
  border: 1px solid var(--line, #2f4636);
  border-radius: 14px;
  padding: 12px 14px 10px;
  box-shadow: var(--shadow, 0 12px 30px rgba(0, 0, 0, 0.5));
  pointer-events: auto;
  /* Above the bottom bar so the hand never occludes the build cards. */
  z-index: 7;
}
.build-panel.hidden { display: none; }
.build-panel-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.build-panel-title { font-weight: 800; letter-spacing: 2px; color: var(--gold, #e7b84b); }
.build-panel-tier { font-size: 11px; letter-spacing: 1px; color: var(--ink-dim, #9fb0a3); }
.build-close {
  margin-left: auto;
  font: inherit;
  font-size: 18px;
  line-height: 1;
  width: 26px;
  height: 26px;
  background: var(--panel, #142016);
  color: var(--ink-dim, #9fb0a3);
  border: 1px solid var(--line, #2f4636);
  border-radius: 6px;
  cursor: pointer;
}
.build-close:hover { color: var(--ink, #e7efe6); border-color: var(--gold, #e7b84b); }
.build-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  max-height: 40vh;
  overflow-y: auto;
}
.build-list:empty::after { content: "No buildings available yet."; color: var(--ink-dim, #9fb0a3); font-size: 12px; font-style: italic; padding: 12px; }
.build-hint { margin: 8px 0 0; text-align: center; font-size: 11px; color: var(--ink-dim, #9fb0a3); }

/* ---- Tile hover tooltip ---- */
.tile-tooltip {
  position: fixed;
  z-index: 30;
  pointer-events: none;
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--ink, #e7efe6);
  background: rgba(12, 18, 11, 0.92);
  border: 1px solid var(--line, #2f4636);
  border-radius: 6px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.45);
  white-space: pre-line; /* honor \n line breaks (tile / buildings / units) */
  line-height: 1.5;
}
.tile-tooltip.hidden { display: none; }

/* ---- Cards (hand + draft + collection) ---- */
.card-pool {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  max-height: 66vh;
  overflow-y: auto;
  padding: 8px;
}
.ce-card {
  position: relative;
  width: 150px;
  height: 206px;
  background: linear-gradient(180deg, #21392a, #142016);
  border: 2px solid var(--line);
  border-radius: 12px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
  color: var(--ink);
  flex: 0 0 auto;
}
.ce-card:hover { transform: translateY(-5px); box-shadow: 0 12px 28px rgba(0, 0, 0, 0.6); border-color: var(--gold); }
.ce-card.unaffordable { opacity: 0.5; filter: grayscale(0.5); cursor: not-allowed; }
.ce-card.unaffordable:hover { transform: none; box-shadow: none; border-color: var(--line); }
.ce-card.locked { opacity: 0.4; filter: grayscale(0.9) brightness(0.7); cursor: default; }
.ce-card.locked:hover { transform: none; box-shadow: none; border-color: var(--line); }

.ce-card.rarity-common { border-color: #5a6e60; }
.ce-card.rarity-rare { border-color: var(--friendly); box-shadow: 0 0 14px rgba(91, 141, 239, 0.25); }
.ce-card.rarity-epic { border-color: var(--renown); box-shadow: 0 0 14px rgba(178, 119, 224, 0.3); }
.ce-card.rarity-legendary { border-color: var(--gold); box-shadow: 0 0 16px rgba(231, 184, 75, 0.4); }

.ce-card-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 4px; }
.ce-card-type {
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 2px 5px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.4);
  color: var(--ink-dim);
}
.ce-card.kind-building .ce-card-type { color: var(--wood); }
.ce-card.kind-unit .ce-card-type { color: var(--friendly); }
.ce-card.kind-upgrade .ce-card-type { color: var(--gold); }
.ce-card.kind-action .ce-card-type { color: var(--renown); }
.ce-card-tier { font-size: 8px; font-weight: 800; letter-spacing: 1px; color: var(--ink-dim); }

.ce-card-art {
  position: relative;
  flex: 1;
  border-radius: 8px;
  background: radial-gradient(circle at 50% 38%, #2c4534 0%, #0f1a12 80%);
  border: 1px solid rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  min-height: 56px;
  overflow: hidden;
}
/* Live 3D model thumbnail (building / unit cards) fills the art slot. */
.ce-card-art .ce-card-3d {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}
.ce-card-name {
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.5px;
  text-align: center;
  text-transform: uppercase;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.8);
}
.ce-card-cost { display: flex; flex-wrap: wrap; gap: 4px; justify-content: center; }
.cost-chip { font-size: 10px; font-weight: 800; padding: 1px 5px; border-radius: 4px; background: rgba(0, 0, 0, 0.4); }
.cost-chip.gold { color: var(--gold); }
.cost-chip.wood { color: var(--wood); }
.cost-chip.iron { color: var(--iron); }
.cost-chip.food { color: var(--food); }
.cost-chip.unmet { outline: 1px solid var(--danger); color: var(--danger); }

/* Compact card for the hand */
.ce-card.sm { width: 92px; height: 124px; padding: 5px; gap: 3px; border-radius: 8px; }
.ce-card.sm .ce-card-art { font-size: 22px; min-height: 30px; }
.ce-card.sm .ce-card-name { font-size: 9px; letter-spacing: 0; }
.ce-card.sm .ce-card-type { font-size: 7px; letter-spacing: 0.5px; padding: 1px 3px; }
.ce-card.sm .ce-card-tier { font-size: 7px; }
.ce-card.sm .cost-chip { font-size: 8px; padding: 0 3px; }

/* ---- Selected unit panel ---- */
.selected-panel {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  width: 200px;
  box-shadow: var(--shadow);
}
.selected-panel.hidden { display: none; }
.sel-name { font-weight: 800; letter-spacing: 1px; margin-bottom: 8px; text-align: center; text-transform: uppercase; font-size: 13px; color: var(--friendly); }
.sel-bar { height: 8px; background: rgba(0, 0, 0, 0.5); border-radius: 4px; overflow: hidden; margin-bottom: 10px; border: 1px solid var(--line); }
.sel-hp-fill { height: 100%; width: 100%; background: linear-gradient(90deg, var(--ok), #7fce6f); transition: width 0.15s ease; }
.sel-stats { display: flex; justify-content: space-between; gap: 6px; font-size: 11px; color: var(--ink-dim); }
.sel-stats b { color: var(--ink); font-weight: 800; margin-left: 3px; }
.sel-tags { margin-top: 8px; display: flex; gap: 4px; flex-wrap: wrap; justify-content: center; }
.sel-tag { font-size: 8px; font-weight: 800; letter-spacing: 1px; padding: 2px 6px; border-radius: 4px; background: rgba(0, 0, 0, 0.4); color: var(--ink-dim); }

/* ---- Building info + upgrade panel (left side, mirrors the unit panel) ---- */
.building-panel {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  width: 210px;
  box-shadow: var(--shadow);
  pointer-events: auto;
}
.building-panel.hidden { display: none; }
.bp-name { font-weight: 800; letter-spacing: 1px; margin-bottom: 4px; text-align: center; text-transform: uppercase; font-size: 13px; color: var(--gold, #e7b84b); }
.bp-info { font-size: 11px; color: var(--ink-dim); text-align: center; margin-bottom: 10px; }
.bp-upgrade {
  display: block;
  width: 100%;
  font: inherit;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.4px;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  color: #1b140a;
  background: linear-gradient(180deg, #f0cf6a, var(--gold, #e7b84b));
  border: 1px solid #b9912f;
  transition: filter 0.12s ease, opacity 0.12s ease;
}
.bp-upgrade:hover:not(:disabled) { filter: brightness(1.08); }
.bp-upgrade.hidden { display: none; }
.bp-upgrade:disabled { cursor: not-allowed; opacity: 0.5; filter: grayscale(0.4); }

/* ---- Draft / collection / stats panels ---- */
.draft-panel {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 2px solid var(--line);
  border-radius: 16px;
  padding: 28px 32px;
  max-width: 700px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow);
}
.result-title { letter-spacing: 4px; color: var(--danger); margin-bottom: 4px; font-size: 26px; }
.result-stats { display: flex; justify-content: center; gap: 28px; margin: 22px 0; }
.result-stat { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.rs-val { font-size: 34px; font-weight: 900; color: var(--gold); }
.rs-label { font-size: 10px; letter-spacing: 2px; color: var(--ink-dim); text-transform: uppercase; }

.stat-rows { display: flex; flex-direction: column; gap: 2px; margin: 18px 0; text-align: left; }
.stat-row { display: flex; justify-content: space-between; padding: 10px 4px; border-bottom: 1px solid var(--line); letter-spacing: 1px; }
.stat-row b { color: var(--gold); font-size: 18px; }

.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 13px;
}
.setting-row input[type="range"] { width: 170px; accent-color: var(--grass); }

/* ---- Overlays (banners + toasts). #overlay-root must stay click-through. ---- */
#overlay-root { position: absolute; inset: 0; pointer-events: none; z-index: 6; }

.wave-banner {
  position: absolute;
  top: 32%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 40px;
  font-weight: 900;
  letter-spacing: 8px;
  color: var(--enemy);
  text-shadow: 0 4px 24px rgba(214, 83, 60, 0.7), 0 2px 0 rgba(0, 0, 0, 0.6);
  pointer-events: none;
  text-align: center;
  animation: wave-sweep 2s ease both;
}
.wave-banner small { display: block; font-size: 14px; letter-spacing: 4px; color: var(--ink); margin-top: 6px; }
@keyframes wave-sweep {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.7); }
  15% { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
  25% { transform: translate(-50%, -50%) scale(1); }
  80% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.12); }
}

.tier-toast {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(180deg, var(--gold), #c79a32);
  color: #1c1305;
  font-weight: 900;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 12px 26px;
  border-radius: 10px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.5), 0 0 22px rgba(231, 184, 75, 0.5);
  pointer-events: none;
  animation: tier-rise 2.6s ease both;
}
@keyframes tier-rise {
  0% { opacity: 0; transform: translate(-50%, 16px); }
  12% { opacity: 1; transform: translate(-50%, 0); }
  82% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -16px); }
}

/* ---- In-run menu button (top-right) + pause modal ---- */
/* #game-hud is pointer-events:none, so the button must opt back in. */
.game-menu-btn {
  position: absolute;
  top: 12px;
  right: 14px;
  z-index: 8;
  pointer-events: auto;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  line-height: 1;
  color: var(--ink);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.06s ease;
}
.game-menu-btn:hover { background: #234029; border-color: var(--grass); }
.game-menu-btn:active { transform: translateY(1px); }

.modal-overlay {
  position: absolute;
  inset: 0;
  z-index: 40; /* above the HUD (5-8) and overlays (6) */
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, rgba(8, 20, 13, 0.62), rgba(4, 10, 7, 0.92));
  pointer-events: auto;
}

.modal-card {
  position: relative;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 2px solid var(--line);
  border-radius: 16px;
  padding: 30px 34px;
  min-width: 360px;
  max-width: 440px;
  box-shadow: var(--shadow), 0 0 0 1px rgba(0, 0, 0, 0.4);
  text-align: center;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 32px;
  height: 32px;
  font-size: 22px;
  line-height: 1;
  color: var(--ink-dim);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}
.modal-close:hover { color: var(--ink); border-color: var(--grass); }

.modal-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin: 16px 0 18px;
}
.modal-tab {
  font: inherit;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 13px;
  padding: 8px 18px;
  color: var(--ink-dim);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}
.modal-tab:hover { color: var(--ink); }
.modal-tab.active {
  color: #08160c;
  background: linear-gradient(180deg, var(--grass), var(--grass-deep));
  border-color: #76c765;
}

.modal-tab-panel { text-align: left; }
.modal-tab-panel .menu-buttons { margin-top: 4px; }

/* Checkbox setting rows reuse .setting-row; size the box + accent it. */
.setting-row.toggle { cursor: pointer; }
.setting-row input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--grass);
  cursor: pointer;
}