/* Карта улучшений (WP-E). Тёплая палитра: дерево, кремовая бумага, листва, яблоко. */
:root {
  --wood-d: #4a2e1a;
  --wood: #7a4b2a;
  --wood-l: #a8723f;
  --cream: #fbf1dc;
  --cream-2: #f1e2bd;
  --paper: #efdfb8;
  --ink: #3b2716;
  --ink-soft: #7a5c40;
  --leaf: #5f9a3c;
  --leaf-d: #3f6e24;
  --leaf-l: #e4f1c6;
  --gold: #e3a52b;
  --apple: #c4412c;
  --line: #8a6a48;
}

#upgrades:not(.open) { display: none; }

#upgrades {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto minmax(0, 1fr);
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,.035) 0 2px, transparent 2px 28px),
    linear-gradient(180deg, #8a5a33, #6b4325 60%, #55331c);
  font-family: "Nunito", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

/* Шапка: заголовок, деньги, фильтр веток, кнопки. */
.upg-head {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 10px 16px;
  background: linear-gradient(180deg, #6a4125, #54331d);
  box-shadow: 0 3px 0 #3a2213, 0 6px 14px rgba(0,0,0,.35);
  color: var(--cream);
  position: relative;
  z-index: 2;
}
.upg-title {
  font-weight: 900;
  font-size: 19px;
  letter-spacing: .2px;
  color: var(--cream);
}
.upg-money {
  background: var(--cream);
  color: var(--ink);
  font-weight: 800;
  font-size: 16px;
  padding: 4px 12px;
  border-radius: 999px;
  box-shadow: inset 0 -2px 0 #d9bf8a;
  white-space: nowrap;
}
.upg-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex: 1 1 320px;
  min-width: 0;
}
.upg-chip {
  border: 2px solid #c9a673;
  background: #6f4828;
  color: var(--cream);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 11px;
  border-radius: 999px;
  cursor: pointer;
}
.upg-chip:hover { background: #855832; }
.upg-chip.on {
  background: var(--leaf);
  border-color: #c8e6a0;
  color: #fff;
  box-shadow: 0 0 0 2px rgba(200,230,160,.35);
}
.upg-btn {
  border: 0;
  background: var(--cream);
  color: var(--ink);
  font: inherit;
  font-weight: 800;
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: 0 2px 0 #b89663;
}
.upg-btn:hover { background: #fff8e8; }
.upg-btn:active { transform: translateY(1px); box-shadow: 0 1px 0 #b89663; }
.upg-to-avail { background: var(--gold); box-shadow: 0 2px 0 #a8741a; }
.upg-to-avail:hover { background: #f2b93f; }
.upg-close { font-size: 20px; line-height: 1; padding: 4px 12px; }
.upg-note {
  font-size: 13px;
  font-weight: 700;
  color: #ffe6a0;
  opacity: 0;
  transition: opacity .25s;
}
.upg-note.show { opacity: 1; }

/* Вьюпорт: перетаскивание мышью и касанием, зум колесом. */
#upgViewport {
  position: relative;
  overflow: hidden;
  min-height: 0;
  min-width: 0;
  cursor: grab;
  touch-action: none;
  user-select: none;
  background:
    radial-gradient(ellipse at 30% 20%, #fff7e2 0%, transparent 60%),
    linear-gradient(180deg, var(--paper), #e5d0a0);
  box-shadow: inset 0 0 40px rgba(74,46,26,.35);
}
#upgViewport.dragging { cursor: grabbing; }

#upgMap {
  position: absolute;
  left: 0;
  top: 0;
  transform-origin: 0 0;
  will-change: transform;
}
#upgMap.anim { transition: transform .35s ease; }

#upgEdges {
  position: absolute;
  left: 0;
  top: 0;
  overflow: visible;
  pointer-events: none;
}
#upgEdges .edge {
  fill: none;
  stroke: var(--line);
  stroke-width: 2;
  stroke-opacity: .5;
  stroke-linecap: round;
}
#upgEdges .edge.own { stroke: var(--leaf-d); stroke-opacity: .95; }
#upgEdges .edge.hl {
  stroke: var(--gold);
  stroke-width: 4;
  stroke-opacity: 1;
}

/* Полоса веток над колонками. */
.upg-col {
  position: absolute;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 12px;
  box-sizing: border-box;
  background: linear-gradient(180deg, var(--wood-l), var(--wood));
  color: var(--cream);
  border-radius: 12px 12px 4px 4px;
  box-shadow: 0 3px 0 #4a2e1a, 0 6px 12px rgba(0,0,0,.25);
  font-weight: 900;
  font-size: 15px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.upg-col-cnt {
  font-size: 12px;
  font-weight: 800;
  background: rgba(255,246,222,.22);
  padding: 2px 8px;
  border-radius: 999px;
}

/* Карточка. Классы состояния: owned | available | unaffordable | locked. */
#upgMap .upg-card {
  position: absolute;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 10px 8px;
  border-radius: 12px;
  border: 2px solid var(--line);
  background: var(--cream);
  color: var(--ink);
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 3px 0 rgba(74,46,26,.35), 0 5px 10px rgba(0,0,0,.14);
  transition: transform .15s ease, box-shadow .15s ease, opacity .2s ease, filter .2s ease;
}
#upgMap .upg-card:hover { transform: translateY(-2px); }
.upg-card-top { display: flex; justify-content: space-between; align-items: center; }
.upg-tier {
  font-size: 11px;
  font-weight: 800;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: .4px;
}
.upg-name {
  font-weight: 900;
  font-size: 14px;
  line-height: 1.2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.upg-desc {
  font-size: 12px;
  line-height: 1.3;
  color: var(--ink-soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.upg-card-foot {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 6px;
  font-size: 12px;
}
.upg-price { font-weight: 900; font-size: 14px; }
.upg-st { font-size: 11px; font-weight: 800; text-align: right; white-space: nowrap; }

/* Куплено: зелёная карточка с галочкой-меткой. */
#upgMap .upg-card.owned {
  background: linear-gradient(180deg, #eef8d6, #d3e9a9);
  border-color: var(--leaf-d);
}
#upgMap .upg-card.owned .upg-price,
#upgMap .upg-card.owned .upg-st { color: var(--leaf-d); }
#upgMap .upg-card.owned .upg-st::before { content: '✓ '; }

/* Можно купить: яркая кремовая карточка, золотая рамка и свечение. */
#upgMap .upg-card.available {
  background: #fffdf3;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(227,165,43,.4), 0 6px 14px rgba(0,0,0,.22);
}
#upgMap .upg-card.available .upg-price { color: var(--leaf-d); font-size: 15px; }
#upgMap .upg-card.available .upg-st { color: #9a6410; }

/* Не хватает денег: приглушённая карточка, цена красная. */
#upgMap .upg-card.unaffordable {
  background: #efe3c4;
  border-color: #b9a27a;
  border-style: solid;
}
#upgMap .upg-card.unaffordable .upg-price { color: var(--apple); }
#upgMap .upg-card.unaffordable .upg-name { color: var(--ink-soft); }
#upgMap .upg-card.unaffordable .upg-st { color: var(--apple); }

/* Закрыто: полосатая серая карточка, пунктирная рамка. */
#upgMap .upg-card.locked {
  background: repeating-linear-gradient(135deg, #e4d8bd 0 10px, #d6c8a7 10px 20px);
  border: 2px dashed #9c8666;
  box-shadow: none;
}
#upgMap .upg-card.locked .upg-name,
#upgMap .upg-card.locked .upg-desc,
#upgMap .upg-card.locked .upg-price { color: #7d6a4d; opacity: .8; }
#upgMap .upg-card.locked .upg-st { color: #6d5a3d; }

/* Подсветка зависимостей при наведении. */
#upgrades.has-hover #upgMap .upg-card:not(.pre):not(.dep):not(.hov) { opacity: .4; filter: grayscale(.4); }
#upgMap .upg-card.pre { outline: 3px solid var(--leaf); outline-offset: 2px; }
#upgMap .upg-card.dep { outline: 3px solid #d98a2b; outline-offset: 2px; }
#upgMap .upg-card.hov { outline: 3px solid var(--apple); outline-offset: 2px; }
#upgMap .upg-card.is-sel { box-shadow: 0 0 0 4px var(--wood-d), 0 6px 14px rgba(0,0,0,.3); }

@keyframes upg-pop {
  0% { transform: scale(1); }
  40% { transform: scale(1.1); }
  100% { transform: scale(1); }
}
#upgMap .upg-card.just { animation: upg-pop .5s ease; }
#upgMap .upg-card.flash { outline: 4px solid var(--gold); outline-offset: 3px; }

/* Масштаб и сброс вида: в левом нижнем углу вьюпорта. */
.upg-zoom {
  position: absolute;
  left: 12px;
  bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  background: rgba(74,46,26,.9);
  border-radius: 12px;
  box-shadow: 0 3px 8px rgba(0,0,0,.3);
  z-index: 1;
}
.upg-zoom .upg-btn { padding: 4px 10px; min-width: 34px; }
.upg-zoom-lbl { color: var(--cream); font-size: 13px; font-weight: 800; min-width: 46px; text-align: center; }

/* Боковая панель с деталями. */
#upgPanel {
  width: min(340px, 36vw);
  min-height: 0;
  overflow-y: auto;
  background: linear-gradient(180deg, var(--cream), #f6e8c6);
  border-left: 6px solid #5a3a22;
  box-shadow: -6px 0 16px rgba(0,0,0,.25);
  z-index: 1;
}
.upg-p-inner { padding: 18px 18px 24px; display: flex; flex-direction: column; gap: 8px; }
.upg-p-empty { padding: 28px 18px; color: var(--ink-soft); font-weight: 700; font-size: 15px; line-height: 1.4; }
.upg-p-branch { font-size: 12px; font-weight: 800; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .4px; }
.upg-p-name { margin: 0; font-size: 22px; font-weight: 900; line-height: 1.15; }
.upg-p-desc { margin: 0; font-size: 15px; line-height: 1.4; }
.upg-p-sec {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 900;
  color: var(--wood);
  text-transform: uppercase;
  letter-spacing: .5px;
  border-bottom: 2px solid #d8bd8a;
  padding-bottom: 2px;
}
.upg-p-eff, .upg-p-req { margin: 0; padding-left: 18px; font-size: 14px; line-height: 1.5; }
.upg-p-eff li { font-family: ui-monospace, Menlo, monospace; font-size: 13px; }
.upg-p-req li.ok { color: var(--leaf-d); font-weight: 800; }
.upg-p-req li.no { color: var(--apple); font-weight: 700; }
.upg-p-req li.muted, .upg-p-eff li.muted { color: var(--ink-soft); }
.upg-p-price { font-size: 26px; font-weight: 900; color: var(--ink); }
.upg-buy {
  margin-top: 10px;
  border: 0;
  border-radius: 14px;
  padding: 12px 16px;
  font: inherit;
  font-size: 17px;
  font-weight: 900;
  color: #fff;
  background: linear-gradient(180deg, #78b04a, var(--leaf-d));
  box-shadow: 0 4px 0 #2d5018, 0 6px 12px rgba(0,0,0,.2);
  cursor: pointer;
}
.upg-buy:hover:not(:disabled) { filter: brightness(1.08); }
.upg-buy:active:not(:disabled) { transform: translateY(2px); box-shadow: 0 2px 0 #2d5018; }
.upg-buy:disabled {
  background: #b9ab8c;
  box-shadow: 0 3px 0 #8e8266;
  color: #f4ecd8;
  cursor: default;
}
.upg-p-hint { min-height: 18px; font-size: 13px; font-weight: 700; color: var(--apple); }

/* Узкий экран: панель становится нижней шторкой. */
@media (max-width: 760px) {
  #upgrades {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr) auto;
  }
  #upgPanel {
    grid-row: 3;
    width: auto;
    max-height: 42vh;
    border-left: 0;
    border-top: 6px solid #5a3a22;
    box-shadow: 0 -6px 16px rgba(0,0,0,.25);
  }
  .upg-title { font-size: 16px; }
  .upg-chips { flex-basis: 100%; }
  .upg-p-inner { padding: 14px 16px 18px; }
  .upg-p-name { font-size: 19px; }
}

/* WP-H: доход в шапке, номера строк слева, буквы колонок, пульс вехи текущей задачи. */
.upg-income {
  font-size: 14px;
  font-weight: 800;
  color: #d7f5a8;
  background: rgba(0, 0, 0, .2);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.upg-row {
  position: absolute;
  left: 8px;
  width: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 900;
  color: var(--cream);
  background: rgba(74, 46, 26, .85);
  border-radius: 8px;
  box-shadow: 0 2px 0 #3a2213;
}
.upg-col-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  margin-right: 6px;
  border-radius: 6px;
  background: rgba(255, 246, 222, .25);
  font-size: 13px;
}
.upg-col-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
@keyframes upg-pulse {
  0%, 100% { outline-color: rgba(227, 165, 43, .25); }
  50% { outline-color: rgba(227, 165, 43, 1); }
}
#upgMap .upg-card.milestone {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  animation: upg-pulse 1.4s ease-in-out infinite;
}