/* ============================================================
   MUTADUNGEON — style.css
   Fonts: Roboto (headings/UI), Tahoma (body/log text)

   LAYOUT STRATEGY
   ───────────────
   The viewport is divided into hard fixed-fraction regions.
   Nothing derives its size from content — content fits into
   its region and scrolls if needed.

   LANDSCAPE  (width > height)
   ┌──────────────────┬──────────────┐
   │                  │ STATS  35vh  │
   │  MAP             ├──────────────┤  } each = 100vh
   │  65vw × 70vh     │ MUTS   35vh  │
   │                  ├──────────────┤
   ├─────────┬────────┤ PASS   30vh  │
   │ DPAD    │ LOG    │              │
   │ 30vw    │ 35vw   │ 35vw wide    │
   │ 30vh    │ 30vh   │              │
   └─────────┴────────┴──────────────┘

   PORTRAIT  (height >= width)
   ┌──────────────────────────┐
   │  MAP  100vw × 48vh       │
   ├─────────────┬────────────┤
   │ DPAD  50vw  │ STATS 50vw │  26vh
   ├─────────────┼────────────┤
   │ MUTS  50vw  │ LOG   50vw │  26vh
   └─────────────┴────────────┘
   (passives hidden in portrait, shown inside stats)

   TILE SIZE (no circular dependency)
   Landscape: min(65vw / 20, 70vh / 14)
   Portrait:  min(100vw / 20, 48vh / 14)
   All other sizes = tile × multiplier
   ============================================================ */

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: #080c14;
  color: #cbd5e1;
  font-family: 'Tahoma', Geneva, Verdana, sans-serif;
}

#app {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* ── Colour tokens ──────────────────────────────────────────── */
:root {
  --bg:           #080c14;
  --bg-panel:     #0d1220;
  --bg-panel-alt: #111827;
  --border:       #1e2d4a;
  --border-hi:    #2e4a7a;
  --amber:        #f59e0b;
  --purple-hi:    #a78bfa;
  --red:          #dc2626;
  --red-hi:       #f87171;
  --green:        #16a34a;
  --green-hi:     #4ade80;
  --blue:         #1d4ed8;
  --blue-hi:      #93c5fd;
  --text:         #cbd5e1;
  --text-dim:     #475569;
  --text-hi:      #f1f5f9;
  --hp-high:      #22c55e;
  --hp-mid:       #eab308;
  --hp-low:       #ef4444;
  --tile-wall:    #0a0f1a;
  --tile-floor:   #131e30;
  --font-ui:      'Roboto', sans-serif;
  --font-body:    'Tahoma', Geneva, Verdana, sans-serif;

  /* ── Tile size: landscape default ────────────────────────── */
  --tile-px:   min(calc(65vw / 20), calc(70vh / 14));

  /* ── All UI sizes derive from tile, no raw vw/vh anywhere ── */
  --fs-xs:     calc(var(--tile-px) * 0.48);
  --fs-sm:     calc(var(--tile-px) * 0.56);
  --fs-md:     calc(var(--tile-px) * 0.65);
  --fs-lg:     calc(var(--tile-px) * 0.80);
  --fs-xl:     calc(var(--tile-px) * 1.00);
  --fs-hero:   calc(var(--tile-px) * 2.40);

  --pad-xs:    calc(var(--tile-px) * 0.20);
  --pad-sm:    calc(var(--tile-px) * 0.35);
  --pad-md:    calc(var(--tile-px) * 0.50);

  --btn-h:     calc(var(--tile-px) * 1.20);
  --btn-h-sm:  calc(var(--tile-px) * 0.95);
  --die-size:  calc(var(--tile-px) * 1.55);
  --die-font:  calc(var(--tile-px) * 0.72);
  --dpad-btn:  calc(var(--tile-px) * 1.65);
  --hp-bar-h:  calc(var(--tile-px) * 0.32);
  --radius:    calc(var(--tile-px) * 0.28);
}

/* ── Utility ────────────────────────────────────────────────── */
.hidden  { display: none !important; }
.scroll-inner { overflow-y: auto; flex: 1 1 0; min-height: 0; }
.scroll-inner::-webkit-scrollbar { width: 3px; }
.scroll-inner::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 2px; }

/* ── Panel base ─────────────────────────────────────────────── */
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--pad-sm);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

.panel-title {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--amber);
  margin-bottom: var(--pad-xs);
  flex-shrink: 0;
}

/* ── Buttons ─────────────────────────────────────────────────── */
button {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 700;
  border-radius: calc(var(--radius) * 0.6);
  border: 1px solid var(--border-hi);
  background: var(--bg-panel-alt);
  color: var(--text);
  height: var(--btn-h);
  padding: 0 var(--pad-md);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, transform 0.08s;
  user-select: none;
  white-space: nowrap;
  flex-shrink: 0;
}
button:hover   { background: #1e2d4a; border-color: var(--purple-hi); }
button:active  { transform: scale(0.96); }
button:disabled { opacity: 0.35; cursor: default; pointer-events: none; }

.btn-spare   { background: #0a2010; border-color: var(--green);    color: var(--green-hi); }
.btn-spare:hover   { background: #102e18; }
.btn-shrine  { background: #2d1a00; border-color: var(--amber);    color: var(--amber); }
.btn-shrine:hover  { background: #3d2400; }
.btn-primary {
  background: #1a0f40; border-color: var(--purple-hi);
  color: var(--purple-hi);
  font-size: var(--fs-md);
  height: calc(var(--btn-h) * 1.3);
  padding: 0 calc(var(--pad-md) * 1.6);
}
.btn-primary:hover { background: #251560; }
.btn-sm {
  font-size: var(--fs-xs);
  height: var(--btn-h-sm);
  padding: 0 var(--pad-sm);
}

/* ── HP bar ──────────────────────────────────────────────────── */
.hp-bar-track {
  background: #0d1220;
  border: 1px solid var(--border);
  border-radius: 3px;
  height: var(--hp-bar-h);
  overflow: hidden;
  margin: var(--pad-xs) 0;
  flex-shrink: 0;
}
.hp-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s ease, background 0.3s ease;
}
.hp-text {
  font-size: var(--fs-sm);
  margin-bottom: var(--pad-xs);
  flex-shrink: 0;
}

/* ── Stat rows ───────────────────────────────────────────────── */
.stat-row {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-xs);
  font-family: var(--font-body);
  padding: calc(var(--pad-xs) * 0.6) 0;
  border-bottom: 1px solid #0d1525;
  color: var(--text-dim);
  flex-shrink: 0;
}
.stat-row span:last-child { color: var(--text-hi); font-weight: bold; }

.heal-row {
  display: flex;
  gap: var(--pad-xs);
  flex-wrap: wrap;
  margin-top: var(--pad-sm);
  flex-shrink: 0;
}

/* ── Mutation / passive entries ──────────────────────────────── */
.mut-entry {
  font-size: var(--fs-xs);
  font-family: var(--font-body);
  padding: calc(var(--pad-xs) * 0.8) 0;
  border-bottom: 1px solid #0d1525;
  line-height: 1.4;
}
.mut-entry .mut-name { color: var(--purple-hi); font-weight: bold; }
.mut-entry .mut-desc { color: var(--text-dim); }

.passive-entry {
  font-size: var(--fs-xs);
  padding: calc(var(--pad-xs) * 0.6) 0;
  color: var(--amber);
}

.mut-badge {
  display: inline-block;
  background: #14102a;
  border: 1px solid #2e2060;
  border-radius: 4px;
  padding: 2px 7px;
  font-size: var(--fs-xs);
  margin: 2px;
  color: var(--purple-hi);
}

/* ── Log entries ─────────────────────────────────────────────── */
.log-entry {
  font-size: var(--fs-xs);
  color: var(--text-dim);
  padding: calc(var(--pad-xs) * 0.5) 0;
  border-bottom: 1px solid #0d1525;
  line-height: 1.5;
}
.log-entry:last-child { color: var(--text); }
.log-entry.good  { color: #86efac; }
.log-entry.warn  { color: var(--amber); }

/* ── Dice ────────────────────────────────────────────────────── */
.dice-row {
  display: flex;
  gap: var(--pad-xs);
  flex-wrap: wrap;
  margin: var(--pad-xs) 0;
  flex-shrink: 0;
}
.die {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  width: var(--die-size);
  height: var(--die-size);
  border-radius: calc(var(--radius) * 0.8);
  border: 2px solid var(--border-hi);
  background: var(--bg-panel-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: var(--die-font);
  font-weight: 900;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s, transform 0.1s, box-shadow 0.12s;
  user-select: none;
  color: var(--text-hi);
  position: relative;
}
.die:hover { transform: scale(1.1); border-color: var(--purple-hi); }
.die.atk { background: #2d0a0a; border-color: var(--red-hi);  color: var(--red-hi);  box-shadow: 0 0 10px #dc262644; }
.die.def { background: #0a1030; border-color: var(--blue-hi); color: var(--blue-hi); box-shadow: 0 0 10px #1d4ed844; }
.die.reroll-hint::after {
  content: '↺';
  position: absolute;
  bottom: -14px;
  font-size: var(--fs-xs);
  color: var(--purple-hi);
}

/* ── D-pad ───────────────────────────────────────────────────── */
#dpad {
  display: grid;
  grid-template-columns: repeat(3, var(--dpad-btn));
  grid-template-rows: repeat(3, var(--dpad-btn));
  gap: calc(var(--tile-px) * 0.15);
  justify-content: center;
  align-content: center;
  width: 100%;
  height: 100%;
}
#dpad button {
  width: var(--dpad-btn);
  height: var(--dpad-btn);
  padding: 0;
  font-size: var(--fs-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}
#dpad .dpad-blank       { background: none; border: none; cursor: default; }
#dpad .dpad-blank:hover { background: none; border: none; transform: none; }

/* ── Map ─────────────────────────────────────────────────────── */
#cell-map {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#floor-label {
  font-family: var(--font-ui);
  font-size: var(--fs-xs);
  color: var(--text-dim);
  letter-spacing: 1px;
  margin-bottom: calc(var(--tile-px) * 0.15);
  flex-shrink: 0;
}

#map-container {
  background: #000;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 2px;
  display: grid;
  gap: 0;
  image-rendering: pixelated;
  flex-shrink: 0;
}

.map-cell {
  width: var(--tile-px);
  height: var(--tile-px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: calc(var(--tile-px) * 0.72);
  line-height: 1;
}
.map-cell.unseen   { background: #000; }
.map-cell.visited  { opacity: 0.28; }
.map-cell.visible  { opacity: 1; }
.map-cell.t-wall     { background: var(--tile-wall); }
.map-cell.t-floor    { background: var(--tile-floor); }
.map-cell.t-corridor { background: #0f1a28; }
.map-cell.t-exit     { background: #0a200a; }
.map-cell.t-shrine   { background: #1a0a2a; }
.map-cell.t-player   { background: var(--tile-floor); }
.map-cell.t-player span { filter: drop-shadow(0 0 5px var(--purple-hi)); }
.map-cell.t-enemy span  { display: inline-block; animation: enemyPulse 2s ease-in-out infinite; }
@keyframes enemyPulse { 0%,100%{transform:scale(1)} 50%{transform:scale(1.15)} }
.map-cell.t-exit span   { animation: exitGlow 1.8s ease-in-out infinite; }
@keyframes exitGlow { 0%,100%{filter:drop-shadow(0 0 3px #22c55e)} 50%{filter:drop-shadow(0 0 9px #22c55e)} }
.map-cell.t-shrine span { animation: shrineShimmer 2.5s ease-in-out infinite; }
@keyframes shrineShimmer { 0%,100%{filter:drop-shadow(0 0 3px var(--purple-hi))} 50%{filter:drop-shadow(0 0 9px var(--purple-hi))} }

/* ════════════════════════════════════════════════════════════
   EXPLORE GRID — LANDSCAPE
   6 named areas, hard viewport fractions
   ════════════════════════════════════════════════════════════ */
#explore-grid {
  width: 100vw;
  height: 100vh;
  display: grid;
  grid-template-columns: 65vw 35vw;
  grid-template-rows: 70vh 30vh;
  grid-template-areas:
    "map     sidebar-top"
    "bottom  sidebar-top";
  gap: 0;
  overflow: hidden;
}

/* The map cell spans full left column */
#cell-map {
  grid-area: map;
  padding: calc(var(--tile-px) * 0.2);
}

/* Bottom-left: split into dpad + log using a nested grid */
#explore-grid > .bottom-row {
  grid-area: bottom;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr;
  gap: calc(var(--tile-px) * 0.2);
  padding: calc(var(--tile-px) * 0.2);
  overflow: hidden;
}

/* Sidebar: right column spans both rows, split into 3 boxes */
.sidebar-col {
  grid-area: sidebar-top;
  display: grid;
  grid-template-rows: 33% 37% 30%;
  gap: calc(var(--tile-px) * 0.15);
  padding: calc(var(--tile-px) * 0.2);
  overflow: hidden;
  height: 100vh;
}

/* ── Wire cells to grid areas ────────────────────────────────── */
#cell-map    { grid-column: 1; grid-row: 1; }
#bottom-row  { grid-column: 1; grid-row: 2; display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--tile-px) * 0.2); padding: calc(var(--tile-px) * 0.2); overflow: hidden; }
#cell-dpad   { grid-column: 1; grid-row: 2; display: flex; align-items: center; justify-content: center; padding: calc(var(--tile-px) * 0.15); }
#cell-log    { grid-column: 1; grid-row: 2; }
#cell-stats  { grid-column: 2; grid-row: 1; }
#cell-muts   { grid-column: 2; grid-row: 1; }
#cell-passives { grid-column: 2; grid-row: 1; }

/* Reset — use explicit grid-template-areas instead */
#explore-grid {
  grid-template-columns: 65vw 35vw;
  grid-template-rows: 70vh 30vh;
  grid-template-areas:
    "map     sidebar"
    "controls sidebar";
}

#cell-map      { grid-area: map;      padding: calc(var(--tile-px) * 0.2); }
#cell-dpad     { grid-area: controls; }
#cell-log      { display: none; } /* log moves into sidebar on landscape */
#cell-stats    { grid-area: sidebar; }
#cell-muts     { grid-area: sidebar; }
#cell-passives { grid-area: sidebar; }

/* Sidebar is a column — use a wrapper */
/* We need to restructure: sidebar cells are stacked in the sidebar area.
   We'll use a sub-grid wrapper by placing all 3 in a flex column */
#explore-grid {
  grid-template-columns: 65vw 35vw;
  grid-template-rows: 100vh;
  grid-template-areas: "main sidebar";
}

#cell-map, #cell-dpad, #cell-log {
  /* These all go into the "main" area via a nested flex column */
}

/* ── FINAL clean layout using nested containers ─────────────── */
/* Discard all the above partial attempts — use this: */
#explore-grid {
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: row;
  overflow: hidden;
}

#explore-main {
  width: 65vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
}

#cell-map {
  flex: 0 0 70vh;
  height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--tile-px) * 0.2);
  overflow: hidden;
}

#explore-bottom {
  flex: 0 0 30vh;
  height: 30vh;
  display: flex;
  flex-direction: row;
  overflow: hidden;
  gap: calc(var(--tile-px) * 0.2);
  padding: calc(var(--tile-px) * 0.2);
}

#cell-dpad {
  flex: 0 0 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#cell-log {
  flex: 1 1 0;
  overflow-y: auto;
  min-height: 0;
}

#explore-sidebar {
  width: 35vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  gap: calc(var(--tile-px) * 0.15);
  padding: calc(var(--tile-px) * 0.2);
}

#cell-stats    { flex: 0 0 auto; overflow-y: auto; min-height: 0; }
#cell-muts     { flex: 1 1 0;   overflow-y: auto; min-height: 0; }
#cell-passives { flex: 0 0 auto; overflow-y: auto; min-height: 0; }

/* ════════════════════════════════════════════════════════════
   PORTRAIT OVERRIDE
   ════════════════════════════════════════════════════════════ */
@media (orientation: portrait) {
  :root {
    --tile-px: min(calc(100vw / 20), calc(48vh / 14));
  }

  #explore-grid {
    flex-direction: column;
  }

  #explore-main {
    width: 100vw;
    height: auto;
    flex-shrink: 0;
  }

  #cell-map {
    flex: 0 0 48vh;
    height: 48vh;
    width: 100vw;
  }

  #explore-bottom {
    flex: 0 0 26vh;
    height: 26vh;
    width: 100vw;
  }

  #explore-sidebar {
    width: 100vw;
    height: 26vh;
    flex-direction: row;
    padding: calc(var(--tile-px) * 0.15);
    gap: calc(var(--tile-px) * 0.15);
  }

  #cell-stats    { flex: 1 1 0; }
  #cell-muts     { flex: 1 1 0; }
  #cell-passives { flex: 0 0 22%; }
}

/* ════════════════════════════════════════════════════════════
   COMBAT GRID
   ════════════════════════════════════════════════════════════ */
#screen-combat {
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: calc(var(--tile-px) * 0.3);
  gap: calc(var(--tile-px) * 0.3);
  overflow: hidden;
  flex-direction: row;
}

#combat-grid {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: row;
  gap: calc(var(--tile-px) * 0.3);
  overflow: hidden;
}

#ccell-enemy  { flex: 2 1 0; overflow-y: auto; min-height: 0; }
#ccell-player { flex: 1 1 0; overflow-y: auto; min-height: 0; }
#ccell-log    { flex: 1 1 0; overflow-y: auto; min-height: 0; }

#combat-enemy-emoji { font-size: calc(var(--tile-px) * 2.8); line-height: 1; flex-shrink: 0; }
#combat-enemy-name  {
  font-family: var(--font-ui); font-weight: 900;
  font-size: var(--fs-xl); color: var(--text-hi);
  margin: var(--pad-xs) 0; flex-shrink: 0;
}
#combat-enemy-name.boss { color: var(--amber); }
#combat-round { font-size: var(--fs-xs); color: var(--text-dim); flex-shrink: 0; }
#combat-enemy-stats { font-size: var(--fs-xs); color: var(--text-dim); margin: var(--pad-xs) 0; flex-shrink: 0; }

#enemy-warning {
  background: #2d0a0a; border: 1px solid var(--red);
  border-radius: var(--radius);
  padding: var(--pad-xs) var(--pad-sm);
  font-size: var(--fs-md); color: var(--red-hi);
  font-family: var(--font-ui); font-weight: 700;
  margin: var(--pad-xs) 0; flex-shrink: 0;
}
#combat-dice-label { font-size: var(--fs-xs); color: var(--text-dim); margin-bottom: var(--pad-xs); flex-shrink: 0; }
#combat-totals {
  font-size: var(--fs-sm); color: var(--text-dim);
  margin: var(--pad-xs) 0; display: flex;
  gap: calc(var(--tile-px) * 0.5); flex-shrink: 0;
}
#combat-totals span { color: var(--text-hi); font-weight: bold; }
#combat-actions { display: flex; gap: var(--pad-xs); flex-wrap: wrap; flex-shrink: 0; margin-top: var(--pad-xs); }
#combat-assign-hint { font-size: var(--fs-xs); color: var(--text-dim); font-style: italic; margin-top: var(--pad-xs); flex-shrink: 0; }

@media (orientation: portrait) {
  #screen-combat { flex-direction: column; }
  #combat-grid   { flex-direction: column; }
  #ccell-enemy   { flex: 3 1 0; }
  #ccell-player  { flex: 1 1 0; }
  #ccell-log     { flex: 1 1 0; }
}


/* Explore and combat manage their own scroll — override base screen */
#screen-explore,
#screen-combat {
  overflow: hidden;
  padding: 0;
  gap: 0;
  align-items: stretch;
  justify-content: flex-start;
  flex-direction: row;
  animation: none;
}
/* ════════════════════════════════════════════════════════════
   SIMPLE SCREENS (title, shrine, levelup, gameover)
   ════════════════════════════════════════════════════════════ */
.screen {
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: calc(var(--tile-px) * 0.5);
  padding: calc(var(--tile-px) * 0.5);
  overflow-y: auto;
  animation: fadeIn 0.4s ease;
}
@keyframes fadeIn { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }

.title-logo {
  font-family: var(--font-ui); font-weight: 900;
  font-size: var(--fs-hero);
  letter-spacing: calc(var(--tile-px) * 0.3);
  color: var(--amber);
  text-shadow: 0 0 30px #f59e0b66, 0 2px 0 #92600a;
  text-align: center;
}
.title-sub {
  font-size: var(--fs-sm); color: var(--text-dim);
  letter-spacing: 3px; text-transform: uppercase; text-align: center;
}
.how-to-play {
  background: var(--bg-panel); border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--pad-md) calc(var(--pad-md) * 1.4);
  font-size: var(--fs-sm); line-height: 2.1; color: var(--text-dim);
  max-width: calc(var(--tile-px) * 22); width: 100%;
}
.how-to-play strong { color: var(--text-hi); }
.key-hint { font-size: var(--fs-xs); color: var(--text-dim); text-align: center; }

.screen-icon   { font-size: calc(var(--tile-px) * 3); }
.screen-heading {
  font-family: var(--font-ui); font-weight: 900;
  font-size: calc(var(--tile-px) * 1.5);
  letter-spacing: 2px; text-align: center;
}
.screen-heading.amber  { color: var(--amber); }
.screen-heading.purple { color: var(--purple-hi); }
.screen-heading.red    { color: var(--red-hi); }
.screen-body { font-size: var(--fs-md); color: var(--text-dim); text-align: center; }
.screen-body.green { color: var(--green-hi); }
.screen-body.dim   { color: var(--text-dim); }
.screen-actions { display: flex; gap: var(--pad-md); justify-content: center; margin-top: var(--pad-sm); }

.go-title {
  font-family: var(--font-ui); font-weight: 900;
  font-size: calc(var(--tile-px) * 1.8);
  color: var(--red-hi); letter-spacing: 4px;
}
#go-mut-list { display: flex; flex-wrap: wrap; gap: 4px; justify-content: center; max-width: calc(var(--tile-px) * 24); }

/* Level-up buff cards */
#buff-choices {
  display: flex; gap: var(--pad-sm);
  flex-wrap: wrap; justify-content: center;
  max-width: calc(var(--tile-px) * 30);
}
.buff-card {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  flex: 1 1 calc(var(--tile-px) * 6);
  background: var(--bg-panel); border: 1px solid var(--border-hi);
  border-radius: var(--radius);
  padding: var(--pad-md) var(--pad-sm);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
  text-align: center;
}
.buff-card:hover { background: #1a1040; border-color: var(--purple-hi); transform: translateY(-2px); }
.buff-emoji { font-size: calc(var(--tile-px) * 1.4); margin-bottom: var(--pad-xs); }
.buff-name  { font-family: var(--font-ui); font-weight: 700; font-size: var(--fs-md); color: var(--text-hi); margin-bottom: var(--pad-xs); }
.buff-desc  { font-size: var(--fs-xs); color: var(--text-dim); }

/* Shrine */
.shrine-emoji { font-size: calc(var(--tile-px) * 3); }
#screen-shrine h2 { font-family: var(--font-ui); font-weight: 900; font-size: calc(var(--tile-px) * 1.4); color: var(--purple-hi); }
#screen-shrine p  { font-size: var(--fs-md); color: var(--text-dim); text-align: center; }

/* ── Shake ───────────────────────────────────────────────────── */
.shake { animation: shakeAnim 0.35s ease; }
@keyframes shakeAnim {
  0%,100%{transform:translateX(0)} 20%{transform:translateX(-5px)}
  40%{transform:translateX(5px)}   60%{transform:translateX(-4px)}
  80%{transform:translateX(4px)}
}

/* ── Scrollbars ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 3px; }