@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@100..800&display=swap');

:root {
  --void: #0a0a0c;
  --panel: #131316;
  --panel-raised: #18181c;
  --line: #2a2a2e;
  --bone: #eee9e0;
  --bone-dim: #8f8b83;
  --ember: #ff6a1f;
  --ember-dim: #7a1a00;
  --signal: #2fe6d6;
  --signal-dim: #12615a;
  --danger: #ff3b3b;
  --radius: 2px;
}

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

html {
  background: var(--void);
}

body {
  font-family: 'JetBrains Mono', monospace;
  background: var(--void);
  color: var(--bone);
  min-height: 100vh;
  font-variant-numeric: tabular-nums;
  overflow-x: hidden;
}

::selection {
  background: var(--ember);
  color: var(--void);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--panel);
}

::-webkit-scrollbar-thumb {
  background: var(--line);
  border: 2px solid var(--panel);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--ember-dim);
}

button {
  font-family: inherit;
  cursor: pointer;
}

a {
  color: var(--signal);
}

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.bracket-frame {
  position: relative;
}

.bracket-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(var(--signal), var(--signal)) top left / 20px 3px no-repeat,
    linear-gradient(var(--signal), var(--signal)) top left / 3px 20px no-repeat,
    linear-gradient(var(--signal), var(--signal)) top right / 20px 3px no-repeat,
    linear-gradient(var(--signal), var(--signal)) top right / 3px 20px no-repeat,
    linear-gradient(var(--signal), var(--signal)) bottom left / 20px 3px no-repeat,
    linear-gradient(var(--signal), var(--signal)) bottom left / 3px 20px no-repeat,
    linear-gradient(var(--signal), var(--signal)) bottom right / 20px 3px no-repeat,
    linear-gradient(var(--signal), var(--signal)) bottom right / 3px 20px no-repeat;
}

.hidden {
  display: none !important;
}

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 20px;
  background: var(--panel);
  border-bottom: 3px solid var(--bone);
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 1px;
}

.logo .mark {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffd28a, var(--ember) 55%, var(--ember-dim) 100%);
  box-shadow: 0 0 14px rgba(255, 106, 31, 0.7);
}

nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-btn {
  background: var(--panel-raised);
  border: 2px solid var(--line);
  color: var(--bone);
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 9px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: border-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

.nav-btn:hover {
  border-color: var(--signal);
  color: var(--signal);
}

.nav-btn:active {
  transform: scale(0.96);
}

main {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 0;
  min-height: 0;
}

#gameArea {
  display: flex;
  flex-direction: column;
  position: relative;
  border-right: 3px solid var(--bone);
  min-height: 0;
  overflow: hidden;
}

#newsTicker {
  border-bottom: 2px solid var(--line);
  background: var(--panel);
  padding: 8px 16px;
  font-size: 12px;
  color: var(--signal);
  white-space: nowrap;
  overflow: hidden;
  position: relative;
}

#newsTicker span {
  display: inline-block;
  padding-left: 100%;
  animation: ticker 22s linear infinite;
}

@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}

#buffsBar {
  display: flex;
  gap: 8px;
  padding: 8px 16px 0;
  flex-wrap: wrap;
  min-height: 0;
}

.buff-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--panel-raised);
  border: 2px solid var(--ember);
  color: var(--ember);
  font-size: 11px;
  font-weight: 700;
  padding: 5px 9px;
}

.buff-chip.signal {
  border-color: var(--signal);
  color: var(--signal);
}

#counterWrap {
  text-align: center;
  padding: 18px 16px 6px;
}

#kulkiCount {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: 1px;
}

#kulkiCount .unit {
  font-size: 0.4em;
  color: var(--bone-dim);
  font-weight: 500;
  margin-left: 8px;
}

#cpsLine {
  color: var(--signal);
  font-size: 14px;
  margin-top: 4px;
  font-weight: 600;
}

#clickerStage {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
}

#bigKulka {
  width: min(280px, 42vw);
  height: min(280px, 42vw);
  border-radius: 50%;
  border: none;
  background: radial-gradient(circle at 32% 28%, #ffe1a8, var(--ember) 45%, var(--ember-dim) 100%);
  box-shadow: 0 0 60px rgba(255, 106, 31, 0.45), inset 0 0 40px rgba(0, 0, 0, 0.35);
  position: relative;
  transition: transform 0.08s ease;
}

#bigKulka:active {
  transform: scale(0.94);
}

#bigKulka:focus-visible {
  outline-offset: 6px;
}

.popup {
  position: absolute;
  font-weight: 800;
  font-size: 20px;
  color: var(--bone);
  pointer-events: none;
  animation: floatUp 0.9s ease-out forwards;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
}

@keyframes floatUp {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(-70px); opacity: 0; }
}

.golden-kulka {
  position: absolute;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: none;
  background: radial-gradient(circle at 32% 28%, #fff6cf, #ffd23f 45%, #b9860a 100%);
  box-shadow: 0 0 26px rgba(255, 210, 63, 0.85);
  animation: goldenPulse 1s ease-in-out infinite, goldenIn 0.25s ease-out;
  z-index: 5;
}

@keyframes goldenPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

@keyframes goldenIn {
  from { transform: scale(0); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

#shop {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--void);
}

#upgradesGrid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 14px;
  border-bottom: 3px solid var(--bone);
  max-height: 160px;
  overflow-y: auto;
}

.upgrade-icon {
  width: 46px;
  height: 46px;
  border: 2px solid var(--line);
  background: var(--panel-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  position: relative;
  transition: border-color 0.15s ease, transform 0.1s ease;
}

.upgrade-icon:hover {
  border-color: var(--signal);
  transform: translateY(-2px);
}

.upgrade-icon.affordable {
  border-color: var(--ember);
  box-shadow: 0 0 10px rgba(255, 106, 31, 0.5);
}

.upgrade-icon .tooltip {
  display: none;
  position: absolute;
  top: 52px;
  left: 50%;
  transform: translateX(-50%);
  width: 220px;
  background: var(--panel-raised);
  border: 2px solid var(--signal);
  padding: 10px;
  font-size: 11px;
  z-index: 20;
  text-align: left;
  line-height: 1.5;
}

.upgrade-icon:hover .tooltip {
  display: block;
}

.tooltip .t-name {
  color: var(--signal);
  font-weight: 700;
  margin-bottom: 4px;
  display: block;
}

.tooltip .t-cost {
  color: var(--ember);
  font-weight: 700;
  display: block;
  margin-top: 4px;
}

#buildingsHead {
  padding: 12px 14px 8px;
  font-size: 11px;
  color: var(--bone-dim);
  letter-spacing: 1px;
  border-bottom: 2px solid var(--line);
}

#buildingsList {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.building-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--panel);
  border: 2px solid var(--line);
  padding: 8px 10px;
  text-align: left;
  color: var(--bone);
  transition: border-color 0.15s ease, background 0.15s ease;
}

.building-row .b-num {
  font-size: 10px;
  color: var(--bone-dim);
  width: 18px;
  flex-shrink: 0;
}

.building-row .b-icon {
  font-size: 24px;
  width: 32px;
  text-align: center;
  flex-shrink: 0;
}

.building-row .b-info {
  flex: 1;
  min-width: 0;
}

.building-row .b-name {
  font-weight: 700;
  font-size: 13px;
}

.building-row .b-sub {
  font-size: 11px;
  color: var(--bone-dim);
  margin-top: 2px;
}

.building-row .b-cost {
  text-align: right;
  flex-shrink: 0;
}

.building-row .b-price {
  color: var(--ember);
  font-weight: 700;
  font-size: 13px;
}

.building-row .b-owned {
  font-size: 11px;
  color: var(--signal);
  margin-top: 2px;
}

.building-row.affordable {
  border-color: var(--ember);
  cursor: pointer;
}

.building-row.affordable:hover {
  background: var(--panel-raised);
}

.building-row.unaffordable {
  opacity: 0.45;
  cursor: not-allowed;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 6, 7, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}

.modal-panel {
  background: var(--panel);
  border: 3px solid var(--bone);
  max-width: 640px;
  width: 100%;
  max-height: 84vh;
  display: flex;
  flex-direction: column;
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 3px solid var(--bone);
}

.modal-head h2 {
  font-size: 16px;
  letter-spacing: 1px;
}

.modal-close {
  background: transparent;
  border: 2px solid var(--line);
  color: var(--bone);
  width: 30px;
  height: 30px;
  font-size: 16px;
  line-height: 1;
}

.modal-close:hover {
  border-color: var(--danger);
  color: var(--danger);
}

.modal-body {
  padding: 18px;
  overflow-y: auto;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.stat-row .s-val {
  color: var(--signal);
  font-weight: 700;
}

.ach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 8px;
}

.ach-card {
  border: 2px solid var(--line);
  background: var(--panel-raised);
  padding: 10px;
  text-align: center;
  font-size: 11px;
}

.ach-card.unlocked {
  border-color: var(--ember);
}

.ach-card .a-icon {
  font-size: 24px;
  display: block;
  margin-bottom: 6px;
}

.ach-card.locked {
  opacity: 0.35;
}

.ach-card .a-name {
  font-weight: 700;
  display: block;
}

.opt-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  gap: 12px;
}

.opt-btn {
  background: var(--panel-raised);
  border: 2px solid var(--line);
  color: var(--bone);
  padding: 8px 14px;
  font-family: inherit;
  font-weight: 700;
  font-size: 12px;
}

.opt-btn:hover {
  border-color: var(--signal);
  color: var(--signal);
}

.opt-btn.danger:hover {
  border-color: var(--danger);
  color: var(--danger);
}

textarea#saveCode {
  width: 100%;
  height: 90px;
  background: var(--void);
  color: var(--bone);
  border: 2px solid var(--line);
  font-family: inherit;
  font-size: 11px;
  padding: 8px;
  resize: vertical;
}

.ascend-preview {
  text-align: center;
  padding: 16px;
  background: var(--panel-raised);
  border: 2px solid var(--signal);
  margin-bottom: 14px;
}

.ascend-preview .big {
  font-size: 34px;
  font-weight: 800;
  color: var(--signal);
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.modal-actions button {
  flex: 1;
  padding: 12px;
  font-weight: 700;
  border: 2px solid var(--line);
  background: var(--panel-raised);
  color: var(--bone);
}

.modal-actions .confirm {
  border-color: var(--ember);
  color: var(--ember);
}

.modal-actions .confirm:hover {
  background: var(--ember);
  color: var(--void);
}

#offlineModal .modal-panel {
  max-width: 420px;
  text-align: center;
  padding: 24px;
}

#offlineModal .off-amount {
  font-size: 28px;
  font-weight: 800;
  color: var(--ember);
  margin: 14px 0;
}

#toastLayer {
  position: fixed;
  top: 80px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 200;
  pointer-events: none;
}

.toast {
  background: var(--panel-raised);
  border: 2px solid var(--ember);
  padding: 10px 14px;
  font-size: 12px;
  min-width: 220px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.6);
  animation: toastIn 0.25s ease-out, toastOut 0.4s ease-in 3.6s forwards;
}

.toast .t-label {
  color: var(--ember);
  font-weight: 700;
  display: block;
  font-size: 10px;
  letter-spacing: 1px;
}

@keyframes toastIn {
  from { transform: translateX(30px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes toastOut {
  to { transform: translateX(30px); opacity: 0; }
}

footer {
  text-align: center;
  font-size: 11px;
  color: var(--bone-dim);
  padding: 10px;
  border-top: 2px solid var(--line);
  background: var(--panel);
}

@media (max-width: 860px) {
  main {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
  }

  #gameArea {
    border-right: none;
    border-bottom: 3px solid var(--bone);
  }

  #upgradesGrid {
    max-height: 120px;
  }

  #buildingsList {
    max-height: 46vh;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}