* {
  box-sizing: border-box;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background-color: #000;
  overflow: hidden;
  touch-action: none;
  font-family: "Consolas", "Monaco", "Courier New", monospace;
}

#game-shell {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
  gap: 12px 16px;
  max-width: 100vw;
  padding: 0 8px;
}

#main-wrap {
  position: relative;
  flex: 0 0 auto;
  min-width: 120px;
  min-height: 120px;
}

#side-shop {
  flex: 0 0 auto;
  width: min(220px, 92vw);
  max-height: min(92vh, 640px);
  overflow-y: auto;
  padding: 10px 12px;
  background: rgba(0, 24, 0, 0.95);
  border: 1px solid #0a0;
  border-radius: 10px;
  color: #8f8;
  font-size: 12px;
  line-height: 1.45;
  z-index: 5;
}

.side-shop-title {
  color: #0f0;
  font-size: 15px;
  font-weight: bold;
  margin-bottom: 4px;
}

.side-shop-note {
  margin: 0 0 10px;
  color: #6a6;
  font-size: 11px;
}

.shop-curve-block {
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid #133;
}

.shop-curve-block:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.shop-curve-head {
  color: #9c9;
  font-size: 11px;
  margin-bottom: 6px;
}

.shop-btn {
  display: block;
  width: 100%;
  margin: 4px 0;
  padding: 7px 8px;
  text-align: left;
  background: #082008;
  border: 1px solid #0a0;
  border-radius: 6px;
  color: #afa;
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
}

.shop-btn:hover {
  background: #0a3010;
  border-color: #0f0;
  color: #cfc;
}

@media (max-width: 720px) {
  #game-shell {
    flex-direction: column;
    align-items: center;
  }

  #side-shop {
    width: min(360px, 94vw);
    max-height: none;
  }
}

canvas {
  display: block;
  border: 2px solid #0f0;
  width: min(92vw, 92vh);
  height: min(92vw, 92vh);
  max-width: 640px;
  max-height: 640px;
  cursor: crosshair;
  background: #080a0c;
}

#load-err {
  display: none;
  position: fixed;
  inset: 0;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: #200;
  color: #faa;
  font-size: 15px;
  text-align: center;
  z-index: 100;
  line-height: 1.6;
}

#load-err code {
  color: #8f8;
  font-size: 13px;
}

#auto-panel {
  position: fixed;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(0, 20, 0, 0.92);
  border: 1px solid #0a0;
  border-radius: 10px;
  z-index: 6;
  max-width: min(720px, 96vw);
}

.auto-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 14px;
}

.nav-weight-panel {
  width: 100%;
  padding-top: 6px;
  border-top: 1px solid #133;
  font-size: 11px;
  color: #8a8;
}

.nw-panel-title {
  color: #9c9;
  margin-bottom: 6px;
  font-weight: bold;
}

.nw-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(118px, 1fr));
  gap: 4px 8px;
  align-items: center;
}

.nw-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.nw-item input {
  width: 54px;
  padding: 2px 4px;
  background: #111;
  color: #0f0;
  border: 1px solid #0a0;
  border-radius: 4px;
  font-size: 11px;
  font-family: inherit;
}

.auto-btn {
  padding: 8px 14px;
  background: #063;
  border: 1px solid #0f0;
  border-radius: 8px;
  color: #8f8;
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
}

.auto-btn:hover {
  background: #0a3;
  color: #0f0;
}

.auto-lab {
  color: #8c8;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.auto-lab select {
  background: #111;
  color: #0f0;
  border: 1px solid #0a0;
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 13px;
  font-family: inherit;
}

#exit-btn {
  position: fixed;
  top: 8px;
  right: 8px;
  padding: 8px 12px;
  background: #600;
  border: 2px solid #f00;
  border-radius: 8px;
  color: #fff;
  font-size: 14px;
  cursor: pointer;
  z-index: 10;
}

#status {
  position: fixed;
  top: 8px;
  left: 8px;
  color: #0f0;
  font-size: 12px;
  line-height: 1.45;
  z-index: 10;
  text-align: left;
  max-width: 52vw;
}

#legend {
  position: fixed;
  top: 44px;
  right: 8px;
  color: #0f0;
  font-size: 11px;
  line-height: 1.5;
  z-index: 10;
  text-align: right;
  background: rgba(0, 0, 0, 0.65);
  padding: 6px 8px;
  border: 1px solid #0f0;
  border-radius: 4px;
  max-width: min(320px, 46vw);
  max-height: 70vh;
  overflow-y: auto;
}

.leg-head {
  font-weight: bold;
  margin-bottom: 4px;
  color: #cfc;
}

.leg-row {
  text-align: right;
}

.leg-tip {
  cursor: help;
  text-decoration: underline dotted;
  text-underline-offset: 2px;
}

.legend-tooltip {
  position: fixed;
  z-index: 40;
  display: none;
  max-width: min(320px, 92vw);
  padding: 10px 12px;
  background: rgba(16, 28, 16, 0.97);
  border: 1px solid #0a0;
  color: #cf9;
  font-size: 12px;
  line-height: 1.45;
  pointer-events: none;
  text-align: left;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

#hint {
  position: fixed;
  bottom: 102px;
  left: 50%;
  transform: translateX(-50%);
  color: #8f8;
  font-size: 11px;
  z-index: 4;
  text-align: center;
  pointer-events: none;
  max-width: 94vw;
}

#cell-info {
  position: fixed;
  bottom: 150px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.88);
  border: 2px solid #f8f;
  padding: 10px 14px;
  color: #f8f;
  font-size: 13px;
  z-index: 15;
  display: none;
  text-align: left;
  border-radius: 10px;
  max-width: min(360px, 92vw);
  line-height: 1.45;
}

#alert-box {
  position: fixed;
  bottom: 110px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.9);
  border: 2px solid #f44;
  padding: 10px 14px;
  color: #f88;
  font-size: 13px;
  z-index: 25;
  display: none;
  text-align: center;
  border-radius: 10px;
  max-width: 88%;
}