/* Cake Tower (js/game-tower.js): one-tap stacking on the Corniche Blue field.
   Builds on css/tokens.css and the shared .play-* parts in css/play.css. Every class starts with .tower-; logical properties for RTL. */

.play-tower { padding-block: clamp(28px, 4vw, 56px) clamp(40px, 6vw, 80px); }
.play-tower .play-wrap { max-width: calc(1080px + 2 * var(--gut)); }
.tower-stage { height: clamp(460px, 74svh, 780px); background: var(--paper); box-shadow: var(--sh-card), 0 0 0 6px var(--paper); }
.tower-stage canvas { touch-action: none; }
.play-tower[data-state="play"] .tower-stage canvas { cursor: pointer; }
.tower-stage:has(canvas:focus-visible) { box-shadow: var(--sh-card), 0 0 0 6px var(--paper), 0 0 0 9px var(--ink); }

/* HUD: paper pills so the numbers read on any sky */
.tower-hud { top: 16px; inset-inline: 16px; align-items: center; justify-content: flex-start; gap: 10px; transition: opacity .4s var(--ease); }
.play-tower[data-state="ready"] .tower-hud, .play-tower[data-state="over"] .tower-hud { opacity: 0; }
.tower-count, .tower-goal { display: inline-flex; align-items: center; gap: 8px; min-height: 50px; padding-inline: 12px 16px; border-radius: var(--r-pill);
  background: var(--paper); color: var(--ink); box-shadow: var(--sh-card); }
.tower-count svg { width: 24px; height: 24px; color: var(--deep); }
.tower-count .play-roll { font-size: 34px; font-weight: 600; letter-spacing: -.03em; }
.tower-streak { padding: 9px 14px; border-radius: var(--r-pill); background: var(--ink); color: var(--pearl); font: 600 15px/1 var(--f-body); white-space: nowrap; }
.tower-streak[hidden], .tower-goal[hidden] { display: none; }
.tower-goal { margin-inline-start: auto; padding-inline: 8px 14px; }
.tower-goal svg { width: 34px; height: 34px; }
.tower-goal .num { font: 600 17px/1 var(--f-mono); font-variant-numeric: tabular-nums; }
.tower-streak.pop, .tower-goal.pop { animation: tower-pop .5s var(--ease); }
@keyframes tower-pop { from { transform: scale(.7); opacity: .4; } }

/* panels */
.tower-panel { gap: 16px; }
.tower-today { display: grid; justify-items: center; gap: 8px; font-weight: 600; font-size: 14px; color: var(--ink-2); }
.tower-dots { display: flex; gap: 4px; }
.tower-dots i { width: 24px; height: 16px; border-radius: var(--r-pill); background: var(--c); box-shadow: inset 0 0 0 1px rgba(37, 22, 27, .14); }
.tower-best { display: inline-flex; align-items: baseline; gap: 8px; font-size: 15px; font-weight: 600; color: var(--ink-2); }
.tower-best .num { font-size: 17px; color: var(--ink); }
.tower-newbest { padding: 8px 14px; border-radius: var(--r-pill); background: var(--ink); color: var(--pearl); font-weight: 600; font-size: 15px; }
.tower-your { font-weight: 600; font-size: 17px; }
.tower-n { display: flex; align-items: baseline; justify-content: center; gap: 12px; margin: -6px 0 0 !important; }
.tower-n .play-roll { font-size: clamp(3.8rem, 9vw, 5.8rem); font-weight: 500; letter-spacing: -.05em; }
.tower-unit { font: 600 clamp(1.4rem, 2.4vw, 1.9rem)/1 var(--f-display); letter-spacing: -.02em; }
html:lang(ar) .tower-unit { letter-spacing: 0; line-height: 1.3; }
.tower-meta { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px 16px; }
.tower-stars { display: inline-flex; gap: 2px; }
.tower-stars svg { width: 32px; height: 32px; }

/* toppers: paint-chip tiles; the chosen one lifts with an ink ring */
.tower-tops { display: grid; grid-template-columns: repeat(6, minmax(0, 54px)); justify-content: center; gap: 8px; width: 100%; }
.tower-top { position: relative; display: grid; place-items: center; aspect-ratio: 1 / 1.08; padding: 0; border: 0; border-radius: var(--r-chip);
  background: var(--pearl); color: var(--ink); cursor: pointer; transition: transform .5s var(--spring), box-shadow .4s var(--ease), background-color .3s; }
.tower-top svg { width: 72%; height: auto; }
button.tower-top:hover { transform: translateY(-4px) rotate(-1.5deg); background: var(--paper); box-shadow: var(--sh-lift); }
.tower-top[aria-pressed="true"] { transform: translateY(-6px); background: var(--paper); box-shadow: var(--sh-lift), 0 0 0 2px var(--ink); }
.tower-top:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
.tower-top.is-new::after { content: ""; position: absolute; top: -4px; inset-inline-end: -4px; width: 12px; height: 12px; border-radius: 50%;
  background: var(--ink); box-shadow: 0 0 0 2px var(--paper); }
.tower-top.is-locked { cursor: default; background: transparent; box-shadow: inset 0 0 0 1.5px var(--line); }
.tower-top.is-locked svg { opacity: .2; filter: grayscale(1); }
.tower-top .num { position: absolute; inset-inline: 0; bottom: 5px; font: 600 12px/1 var(--f-mono); color: var(--ink-2); text-align: center; }

/* the panel steps aside so the cake stays in view: to the end side on wide stages, above or below on narrow ones */
.play-tower[data-state="over"] .play-panel { animation-delay: .55s; }
@media (min-width: 860px) {
  .play-tower[data-state="ready"] .play-over, .play-tower[data-state="over"] .play-over { justify-items: end; padding: clamp(20px, 3vw, 36px); }
  .play-tower .tower-panel { width: min(100%, 440px); }
}
@media (max-width: 859px) {
  .play-tower[data-state="ready"] .play-over { align-items: start; }
  .play-tower[data-state="over"] .play-over { align-items: end; }
}
@media (max-width: 640px) {
  .tower-stage { height: clamp(460px, 76svh, 700px); }
  .tower-hud { top: 12px; inset-inline: 12px; gap: 8px; }
  .tower-count, .tower-goal { min-height: 44px; }
  .tower-count .play-roll { font-size: 26px; }
  .tower-streak { font-size: 14px; padding: 8px 12px; }
  .play-tower .tower-panel { gap: 12px; padding: 20px 18px; }
  .tower-tops { gap: 6px; }
  .tower-n .play-roll { font-size: 3.6rem; }
  .tower-stars svg { width: 28px; height: 28px; }
  .play-tower .play-over { padding: 12px; }
  .play-tower .play-big { min-height: 56px; }
}

/* hub card art: the top layer slides only while the card is hovered or focused */
.tower-art { position: absolute; inset: 0; width: 100%; height: 100%; }
.tower-art-slide { animation: tower-slide 2.2s cubic-bezier(.45, 0, .55, 1) infinite alternate paused; }
.play-card:hover .tower-art-slide, .play-card:focus-visible .tower-art-slide { animation-play-state: running; }
@keyframes tower-slide { from { transform: translateX(-24px); } to { transform: translateX(24px); } }

@media (prefers-reduced-motion: reduce) {
  .tower-art-slide, .tower-streak.pop, .tower-goal.pop { animation: none !important; }
}