:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-2: #11161d;
  --border: #2d333b;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --player-accent: #58a6ff;
  --enemy-accent: #f85149;
  --move-button: #3a5a9a;
  --attack-button: #9a3a3a;
  --wait-button: #4a4a4a;
  --special-button: #9a7a2a;
  --tile-plains: #2d3a2d;
  --tile-forest: #1a2e1a;
  --tile-mountain: #4a3c2e;
  --tile-water: #1a2a3a;
  --tile-wall: #1f1f1f;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  overscroll-behavior: none;
  touch-action: manipulation;
}

body {
  display: flex;
  justify-content: center;
  padding: 12px;
}

button {
  font: inherit;
}

.app-shell {
  width: min(100%, 390px);
  min-height: min(844px, calc(100vh - 24px));
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.top-bar,
.unit-panel,
.actions-panel,
.board-panel,
.campaign-strip,
.session-strip,
.log-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.top-bar {
  min-height: 40px;
  padding: 8px 12px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 8px;
}

.top-bar__zone,
.top-bar__turn {
  font-size: 14px;
  font-weight: 700;
}

.top-bar__turn {
  text-align: center;
}

.top-bar__menu {
  justify-self: end;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--text-primary);
}

.campaign-strip {
  min-height: 54px;
  padding: 10px 12px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.session-strip {
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.session-strip__modes,
.session-strip__status {
  display: grid;
  gap: 8px;
}

.session-strip__modes {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.session-strip__mode,
.session-strip__restart {
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
  color: var(--text-primary);
}

.session-strip__mode {
  font-size: 13px;
  font-weight: 700;
}

.session-strip__mode--active {
  border-color: rgba(88, 166, 255, 0.7);
  box-shadow: inset 0 0 0 1px rgba(88, 166, 255, 0.55);
  background: rgba(24, 63, 112, 0.42);
}

.session-strip__status {
  grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
  align-items: center;
}

.session-strip__readout {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.session-strip__label {
  color: var(--text-secondary);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.session-strip__restart {
  padding: 0 12px;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.campaign-strip__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.campaign-strip__label {
  color: var(--text-secondary);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.game-layout {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.board-panel {
  padding: 10px;
}

.battlefield {
  width: 100%;
  display: flex;
  justify-content: center;
}

.battlefield__board {
  position: relative;
  width: min(100%, 390px);
  aspect-ratio: 8 / 10;
}

.grid,
.unit-layer,
.vfx-layer {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(10, 1fr);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.grid {
  overflow: hidden;
  background: #0f151c;
}

.unit-layer {
  pointer-events: none;
}

.vfx-layer {
  pointer-events: none;
  border: 0;
}

.version-badge {
  position: absolute;
  right: 10px;
  bottom: 10px;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(13, 17, 23, 0.78);
  color: var(--text-secondary);
  padding: 4px 8px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tile {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  background-clip: padding-box;
  color: transparent;
  user-select: none;
  cursor: pointer;
}

.tile--plains { background: var(--tile-plains); }
.tile--forest { background: var(--tile-forest); }
.tile--mountain { background: var(--tile-mountain); }
.tile--water { background: var(--tile-water); }
.tile--wall { background: var(--tile-wall); }

.tile--highlighted {
  box-shadow: inset 0 0 0 2px rgba(88, 166, 255, 0.85);
}

.tile--move-range {
  box-shadow: inset 0 0 0 2px rgba(88, 166, 255, 0.85);
}

.tile--attack-range {
  box-shadow: inset 0 0 0 2px rgba(248, 81, 73, 0.88);
}

.tile--selected {
  box-shadow: inset 0 0 0 2px #ffffff;
}

.tile--cursor {
  outline: 2px dashed rgba(230, 237, 243, 0.65);
  outline-offset: -4px;
}

.unit {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
}

.unit__token {
  width: min(88%, 42px);
  height: min(88%, 42px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 17, 23, 0.86);
  font-size: clamp(20px, 4vw, 28px);
  position: relative;
}

.unit__owner {
  position: absolute;
  top: -6px;
  right: -4px;
  min-width: 22px;
  padding: 2px 5px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
  text-align: center;
  color: #ffffff;
  background: rgba(13, 17, 23, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.unit__owner[hidden] {
  display: none;
}

.unit__owner--p1 {
  background: rgba(88, 166, 255, 0.9);
}

.unit__owner--p2 {
  background: rgba(248, 81, 73, 0.92);
}

.unit__hp-bar {
  position: absolute;
  left: 4px;
  right: 4px;
  bottom: 4px;
  height: 4px;
  border-radius: 999px;
  background: rgba(13, 17, 23, 0.8);
  overflow: hidden;
}

.unit__hp-fill {
  height: 100%;
  width: var(--hp-fill, 100%);
  background: linear-gradient(90deg, #2ea043, #7ee787);
}

.unit--player .unit__token {
  box-shadow: 0 0 12px rgba(88, 166, 255, 0.4);
}

.unit--enemy .unit__token {
  box-shadow: 0 0 12px rgba(248, 81, 73, 0.4);
}

.unit--selected .unit__token {
  animation: unit-pulse 1.2s ease-in-out infinite;
}

.unit-panel__status {
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.4;
}

.unit-panel {
  min-height: 60px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}

.unit-panel__row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 14px;
}

.unit-panel__stats {
  color: var(--text-secondary);
  font-family: "SF Mono", Consolas, monospace;
  font-size: 12px;
}

.unit-panel__meta {
  color: var(--text-secondary);
  font-size: 12px;
}

.actions-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 12px;
  min-height: 180px;
}

.action-button {
  min-height: 80px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 700;
}

.action-button:disabled {
  opacity: 0.5;
}

.action-button--active {
  border-color: rgba(255, 255, 255, 0.8);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.65);
}

.action-button--move { background: var(--move-button); }
.action-button--attack { background: var(--attack-button); }
.action-button--wait { background: var(--wait-button); }
.action-button--special { background: var(--special-button); }

.log-panel {
  padding: 10px 12px;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.log-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  font-weight: 700;
}

.log-panel__button {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--text-primary);
  padding: 8px 10px;
}

.battle-log {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 84px;
  max-height: 140px;
  overflow-y: auto;
  padding-right: 2px;
}

.battle-log__entry {
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--text-secondary);
  padding: 8px 10px;
  font-size: 12px;
  line-height: 1.4;
}

.battle-log__entry--event {
  color: var(--text-primary);
}

.damage-pop {
  align-self: center;
  justify-self: center;
  color: #ffffff;
  font-size: 18px;
  font-weight: 800;
  text-shadow: 0 2px 0 rgba(0, 0, 0, 0.35);
  animation: damage-pop 0.75s ease forwards;
}

.damage-pop--crit {
  color: #f39c12;
}

.damage-pop--heal {
  color: #2ea043;
}

.battlefield__flash {
  position: absolute;
  inset: 0;
  border-radius: 12px;
  pointer-events: none;
  opacity: 0;
  animation: board-flash 0.45s ease;
}

.battlefield__flash--player {
  background: radial-gradient(circle at center, rgba(88, 166, 255, 0.3), transparent 65%);
}

.battlefield__flash--enemy {
  background: radial-gradient(circle at center, rgba(248, 81, 73, 0.25), transparent 65%);
}

@keyframes unit-pulse {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.25);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.55);
  }
}

@keyframes damage-pop {
  0% {
    opacity: 0;
    transform: translateY(10px) scale(0.8);
  }
  20% {
    opacity: 1;
    transform: translateY(0) scale(1.05);
  }
  100% {
    opacity: 0;
    transform: translateY(-18px) scale(0.95);
  }
}

@keyframes board-flash {
  0% {
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

@media (max-width: 360px) {
  body {
    padding: 8px;
  }

  .app-shell {
    width: 100%;
    min-height: calc(100vh - 16px);
  }

  .actions-panel {
    min-height: 160px;
  }

  .campaign-strip {
    grid-template-columns: 1fr;
  }

  .session-strip__modes,
  .session-strip__status {
    grid-template-columns: 1fr;
  }
}