:root {
  --farm-side-font: "Nunito", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --farm-side-label: #fff9e3;
  --farm-side-top: 18%;
  --farm-side-bottom: 31%;
  --farm-side-edge: 4px;
  --farm-side-z: 850;
}

.farm-side-buttons {
  box-sizing: border-box;
  position: fixed;
  z-index: var(--farm-side-z);
  inset: var(--farm-side-top) 0 var(--farm-side-bottom);
  max-width: 720px;
  margin-inline: auto;
  pointer-events: none;
  font-family: var(--farm-side-font);
  -webkit-tap-highlight-color: transparent;
}

.farm-side-buttons *, .farm-side-buttons *::before, .farm-side-buttons *::after { box-sizing: border-box; }

.farm-side-buttons__rail {
  position: absolute;
  top: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(3px, 1.1vh, 11px);
  pointer-events: none;
}

.farm-side-buttons__rail--start { inset-inline-start: max(var(--farm-side-edge), env(safe-area-inset-left, 0px)); }
.farm-side-buttons__rail--end { inset-inline-end: max(var(--farm-side-edge), env(safe-area-inset-right, 0px)); }

.farm-side-buttons__item {
  width: clamp(53px, 14vw, 76px);
  min-height: clamp(72px, 19vw, 100px);
  margin: 0;
  padding: 0 1px 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  border: 0;
  background: transparent;
  color: var(--farm-side-label);
  cursor: pointer;
  pointer-events: auto;
  touch-action: manipulation;
}

.farm-side-buttons__visual {
  position: relative;
  width: clamp(50px, 13vw, 72px);
  height: clamp(50px, 13vw, 72px);
  flex: none;
  display: grid;
  place-items: center;
  margin-bottom: -3px;
  transition: transform 150ms cubic-bezier(.2,.8,.2,1), filter 150ms ease;
}

.farm-side-buttons__icon { display: block; width: 100%; height: 100%; object-fit: contain; pointer-events: none; user-select: none; }

.farm-side-buttons__label {
  max-width: 100%;
  min-height: 15px;
  max-height: 30px;
  padding-inline: 1px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: clamp(9px, 2.8vw, 15px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -.035em;
  text-align: center;
  overflow-wrap: anywhere;
  white-space: normal;
  text-shadow:
    -1.4px -1.4px 0 #362516, 1.4px -1.4px 0 #362516,
    -1.4px 1.4px 0 #362516, 1.4px 1.4px 0 #362516,
    0 3px 2px rgba(0,0,0,.56);
}

.farm-side-buttons__countdown {
  max-width: 100%;
  min-height: 12px;
  margin-top: 1px;
  padding: 1px 3px;
  border-radius: 4px;
  background: rgba(48,50,20,.75);
  box-shadow: inset 0 0 0 1px rgba(255,231,103,.4);
  color: #ffe55d;
  font-size: clamp(8px,2.35vw,12px);
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  line-height: 1.05;
  text-shadow: 0 2px 1px #3e280e;
  white-space: nowrap;
  transform-origin: center top;
}

.farm-side-buttons__badge {
  position: absolute;
  z-index: 2;
  top: 1px;
  inset-inline-end: 0;
  display: grid;
  place-items: center;
  border: 2px solid #fff6d9;
  border-radius: 999px;
  background: linear-gradient(180deg,#ff6956,#d72824);
  box-shadow: 0 2px 0 #81271c,0 3px 5px rgba(45,18,8,.45);
  color: #fff;
  font: 900 10px/1 var(--farm-side-font);
}

.farm-side-buttons__badge--dot { width: 15px; height: 15px; }
.farm-side-buttons__badge--count { min-width: 19px; height: 19px; padding-inline: 4px; }
.farm-side-buttons__item:active .farm-side-buttons__visual { transform: translateY(2px) scale(.91); }
.farm-side-buttons__item:focus-visible { outline: 3px solid #fff1a0; outline-offset: -2px; border-radius: 12px; }
.farm-side-buttons__item:disabled { opacity: .46; filter: grayscale(.58); cursor: default; }

@media (max-height: 650px) {
  :root { --farm-side-top: 14%; --farm-side-bottom: 25%; }
  .farm-side-buttons__rail { gap: 1px; }
  .farm-side-buttons__item { min-height: 70px; }
}

@media (min-width: 640px) {
  :root { --farm-side-edge: 10px; }
  .farm-side-buttons__item { width: 78px; }
  .farm-side-buttons__visual { width: 74px; height: 74px; }
  .farm-side-buttons__label { font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) { .farm-side-buttons__visual { transition: none; } }