:root {
  color-scheme: light;
  --bg: #f6f0e7;
  --panel: #fff7ec;
  --ink: #2a241d;
  --muted: #6e6256;
  --accent: #f0822e;
  --accent-dark: #c75a11;
  --leaf: #4c8c3f;
  --danger: #d94b3d;
  --shadow: 0 20px 40px rgba(53, 37, 23, 0.12);
  --radius: 18px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "LXGW WenKai", "Noto Serif SC", "STKaiti", "KaiTi", serif;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  touch-action: none;
  overscroll-behavior: none;
  background:
    radial-gradient(circle at top left, rgba(240, 212, 171, 0.8), transparent 45%),
    radial-gradient(circle at bottom right, rgba(237, 162, 118, 0.6), transparent 40%),
    var(--bg);
}

button {
  font: inherit;
  border: none;
  border-radius: 999px;
  padding: 10px 18px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

button:active {
  transform: translateY(1px);
}

.primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 12px 24px rgba(245, 130, 46, 0.3);
}

.ghost {
  background: #efe2d6;
  color: var(--ink);
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
}

.brand-title {
  font-size: 22px;
  font-weight: 700;
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-subtitle {
  font-size: 14px;
  color: var(--muted);
}

.status {
  display: flex;
  gap: 20px;
  font-size: 16px;
  font-weight: 600;
}

.stars {
  display: inline-flex;
  gap: 4px;
}

.star {
  color: #f2b933;
  text-shadow: 0 6px 14px rgba(242, 185, 51, 0.35);
}

.star.dim {
  color: #c9c3b8;
  text-shadow: none;
}

.status-icon {
  display: inline-block;
  width: 18px;
  height: 18px;
  margin-right: 6px;
  vertical-align: -3px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.notebook-icon {
  background-image: url("assets/td/notebook.svg");
}

.coin-icon {
  background-image: url("assets/td/coin.svg");
}

.skull-icon {
  background-image: url("assets/td/skull.svg");
}

.actions {
  display: flex;
  gap: 12px;
}

.back-btn {
  padding: 6px 12px;
  font-size: 12px;
}

.layout {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 18px;
  padding: 0 24px 16px;
  flex: 1;
}

.layout > * {
  min-width: 0;
}

#field {
  position: relative;
  display: grid;
  grid-template-columns: minmax(110px, 0.28fr) minmax(180px, 1fr) minmax(160px, 1fr) minmax(180px, 1fr);
  grid-template-areas: "bag plant attack enemy";
  gap: 10px;
  padding: 14px;
  background: linear-gradient(180deg, #fff7ee, #f2e3d4);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-height: 420px;
  min-width: 0;
}

.track-line {
  position: absolute;
  top: 50%;
  left: 16px;
  right: 16px;
  height: 0;
  border-top: 2px dashed rgba(90, 76, 60, 0.35);
  pointer-events: none;
}

.zone {
  position: relative;
  border-radius: 14px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.7);
  z-index: 1;
}

.zone-title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 8px;
}

#bagArea {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 6px;
}

.bag-column {
  grid-area: bag;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
  max-width: 160px;
  justify-content: flex-start;
}

#bagArea.drop-bag {
  box-shadow: 0 0 0 2px rgba(240, 130, 46, 0.35);
}

.bag-tools {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  width: 100%;
}

.seed-panel {
  width: 100%;
  padding: 8px;
}

.tool-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 999px;
  background: #f3e4d5;
  box-shadow: 0 6px 14px rgba(90, 60, 30, 0.2);
  font-size: 12px;
}

.tool-btn.disabled {
  opacity: 0.45;
  filter: grayscale(0.6);
  cursor: not-allowed;
  box-shadow: none;
}

.tool-icon {
  width: 22px;
  height: 22px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.hoe-icon {
  background-image: url("assets/td/hoe.svg");
}

.key-icon {
  background-image: url("assets/td/key.svg");
}

.horn-icon {
  background-image: url("assets/td/horn.svg");
}

.baton-icon {
  background-image: url("assets/td/baton.svg");
}

.tool-cost {
  font-size: 11px;
  font-weight: 700;
  color: #6e4c2a;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.coin-mini {
  width: 12px;
  height: 12px;
  background: url("assets/td/coin.svg") center/contain no-repeat;
  display: inline-block;
}

.bag-slot {
  width: 100%;
  height: 96px;
  border-radius: 16px;
  border: 2px dashed #b59a82;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--muted);
}

.bag-icon {
  width: 48px;
  height: 48px;
  background: url("assets/td/bag.svg") center/contain no-repeat;
}

.bag-text {
  font-weight: 700;
  color: var(--ink);
}

#plantArea {
  grid-area: plant;
}

.plant-grid {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: repeat(6, minmax(70px, 1fr));
  gap: 8px;
  height: 100%;
}

.plant-slot {
  position: relative;
  min-height: 68px;
  border-radius: 16px;
  border: 2px dashed rgba(92, 78, 65, 0.25);
  padding: 5px;
  background: rgba(255, 255, 255, 0.65);
  display: flex;
  align-items: stretch;
  justify-content: center;
  overflow: hidden;
}

.plant-slot.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(240, 130, 46, 0.3);
}

.seed {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.8);
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  box-shadow: inset 0 4px 6px rgba(255, 255, 255, 0.5);
}

.grow-bar {
  position: absolute;
  bottom: 8px;
  left: 8px;
  right: 8px;
  height: 6px;
  border-radius: 999px;
  background: rgba(91, 76, 60, 0.2);
  overflow: hidden;
}

.grow-fill {
  height: 100%;
  background: linear-gradient(90deg, #5aa04c, #9bd44f);
  width: 0%;
}

.turret {
  position: absolute;
  inset: 6px;
  padding: 4px 5px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: stretch;
  overflow: hidden;
}

.turret-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: -2px;
}

.turret-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  position: relative;
}

.turret-level {
  position: absolute;
  right: -6px;
  bottom: -6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  color: #4a341e;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.turret-zh {
  font-size: 11px;
  font-weight: 700;
  text-align: left;
  color: var(--ink);
  flex: 1;
  line-height: 1.1;
}

.turret-word {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1.1;
  word-break: break-word;
  min-height: 26px;
  text-align: left;
}

.turret-word.explode {
  animation: word-explode 0.45s ease;
}

@keyframes word-explode {
  0% {
    transform: scale(1);
  }
  35% {
    transform: scale(1.08);
  }
  100% {
    transform: scale(1);
  }
}

.letter-wrong {
  color: var(--danger);
  text-shadow: 0 0 6px rgba(217, 75, 61, 0.45);
  animation: wrong-pop 0.4s ease;
}

@keyframes wrong-pop {
  0% {
    transform: scale(1);
  }
  60% {
    transform: scale(1.25);
  }
  100% {
    transform: scale(1);
  }
}

.turret-hp {
  width: 100%;
}

.hp-bar {
  height: 6px;
  border-radius: 999px;
  background: rgba(91, 76, 60, 0.2);
  overflow: hidden;
}

.hp-fill {
  height: 100%;
  background: linear-gradient(90deg, #5aa04c, #9bd44f);
  width: 0%;
}

#attackArea {
  grid-area: attack;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.attack-guide {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
}

#enemyArea {
  grid-area: enemy;
  background: rgba(255, 255, 255, 0.55);
}

#enemyLayer,
#bulletLayer,
#impactLayer {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 6;
}

#enemyLayer {
  z-index: 1;
}

#bulletLayer {
  z-index: 2;
}

#impactLayer {
  z-index: 8;
}

.enemy {
  position: absolute;
  min-width: 96px;
  padding: 8px 10px;
  background: #fff;
  color: var(--ink);
  border-radius: 16px;
  font-size: 12px;
  text-align: center;
  transform: translate(-50%, -50%);
  box-shadow: 0 12px 20px rgba(40, 20, 10, 0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.enemy .hp-bar {
  width: 86px;
  height: 7px;
}

.enemy.shake {
  animation: enemy-shake 0.25s ease;
}

@keyframes enemy-shake {
  0% {
    transform: translate(-50%, -50%) translateX(0);
  }
  30% {
    transform: translate(-50%, -50%) translateX(-4px);
  }
  60% {
    transform: translate(-50%, -50%) translateX(4px);
  }
  100% {
    transform: translate(-50%, -50%) translateX(0);
  }
}

.enemy.burn-flash {
  animation: burn-flash 0.4s ease;
  box-shadow: 0 0 0 3px rgba(220, 60, 50, 0.7);
}

@keyframes burn-flash {
  0% {
    box-shadow: 0 0 0 0 rgba(220, 60, 50, 0.0);
  }
  60% {
    box-shadow: 0 0 0 4px rgba(220, 60, 50, 0.8);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(220, 60, 50, 0.0);
  }
}

.enemy.slowed {
  background: rgba(220, 240, 255, 0.9);
  border-color: rgba(96, 168, 220, 0.4);
  box-shadow: 0 12px 20px rgba(90, 140, 200, 0.2);
}

.enemy.slip {
  transform: translate(-50%, -50%) rotate(-8deg);
}

.enemy .enemy-img {
  width: 54px;
  height: 54px;
  position: relative;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.enemy-tag {
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  padding: 1px 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  font-size: 10px;
  font-weight: 700;
  color: #3b2b1b;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  white-space: nowrap;
}

.enemy .enemy-title {
  font-weight: 600;
  line-height: 1.3;
}

.enemy.normal .enemy-img {
  background-image: url("assets/td/enemy-sheet.svg");
}

.enemy.mid {
  background: #f0f4ff;
  border: 1px solid rgba(92, 100, 170, 0.2);
}

.enemy.mid .enemy-img {
  background-image: url("assets/td/enemy-stack.svg");
}

.enemy.boss {
  background: #fff1ee;
  border: 2px solid rgba(174, 57, 47, 0.4);
}

.enemy.boss .enemy-img {
  background-image: url("assets/td/enemy-book.svg");
}

.enemy.jump {
  box-shadow: 0 0 0 3px rgba(255, 196, 0, 0.6);
}

.enemy.falling {
  opacity: 0.7;
  filter: grayscale(0.2);
}

.enemy.polluted::after {
  content: "";
  position: absolute;
  inset: 8px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: 70% 70%;
  opacity: 0.35;
  mix-blend-mode: multiply;
}

.enemy[data-stain="pear"]::after {
  background-image: url("assets/td/fruit-pear.svg");
}

.enemy[data-stain="apple"]::after {
  background-image: url("assets/td/fruit-apple.svg");
}

.enemy[data-stain="banana"]::after {
  background-image: url("assets/td/fruit-banana.svg");
}

.enemy[data-stain="coconut"]::after {
  background-image: url("assets/td/fruit-coconut.svg");
}

.enemy[data-stain="cucumber"]::after {
  background-image: url("assets/td/fruit-cucumber.svg");
}

.enemy[data-stain="blueberry"]::after {
  background-image: url("assets/td/fruit-blueberry.svg");
}

.bullet {
  position: absolute;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  box-shadow: 0 0 12px rgba(240, 130, 46, 0.4);
  transform: translate(-50%, -50%);
}

.bullet.fruit-apple {
  filter: drop-shadow(0 0 8px rgba(230, 80, 40, 0.65));
}

.impact {
  position: absolute;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  transform: translate(-50%, -50%);
  animation: impact-pop 0.6s ease-out forwards;
}

.damage-text {
  position: absolute;
  font-size: 20px;
  font-weight: 700;
  color: var(--danger);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
  transform: translate(-50%, -50%);
  pointer-events: none;
  animation: damage-float 1.1s ease-out forwards;
}

@keyframes damage-float {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -160%) scale(1.25);
  }
}

.coin-fly {
  position: absolute;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: url("assets/td/coin.svg") center/contain no-repeat;
  box-shadow: 0 6px 14px rgba(154, 98, 20, 0.4);
  transform: translate(-50%, -50%) scale(1);
  transition: transform 3.2s ease, opacity 0.5s ease;
  pointer-events: none;
  z-index: 10;
}

.bubble {
  position: absolute;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.98), var(--bubble-color, rgba(140, 200, 255, 0.7)));
  box-shadow: 0 6px 14px rgba(80, 130, 200, 0.45);
  transform: translate(-50%, -50%) scale(0.8);
  animation: bubble-drift 10s ease-out forwards;
  pointer-events: none;
  z-index: 7;
}

@keyframes bubble-drift {
  0% {
    opacity: 0.9;
    transform: translate(-50%, -50%) scale(0.8);
  }
  50% {
    opacity: 0.7;
    transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy-half))) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) scale(1.15);
  }
}

.firework {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--fw-color);
  box-shadow:
    0 -40px 0 var(--fw-color),
    0 40px 0 var(--fw-color),
    40px 0 0 var(--fw-color),
    -40px 0 0 var(--fw-color),
    30px 30px 0 var(--fw-color),
    -30px 30px 0 var(--fw-color),
    30px -30px 0 var(--fw-color),
    -30px -30px 0 var(--fw-color);
  transform: translate(-50%, -50%) scale(0.3);
  animation: firework-burst 1.2s ease-out forwards;
  pointer-events: none;
  z-index: 9;
}

@keyframes firework-burst {
  0% {
    opacity: 0.9;
    transform: translate(-50%, -50%) scale(0.3);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.6);
  }
}

@keyframes impact-pop {
  0% {
    opacity: 0.9;
    transform: translate(-50%, -50%) scale(0.6);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.4);
  }
}

.side-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.panel-card {
  padding: 16px;
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel-title {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 12px;
}

.panel-hint {
  font-size: 13px;
  color: var(--muted);
  margin-top: 10px;
}

.seed-tray {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}

.seed-token {
  min-height: 40px;
  padding: 4px 8px;
  border-radius: 16px;
  background: linear-gradient(145deg, #f4d19a, #dfa04e);
  box-shadow: inset 0 4px 6px rgba(255, 255, 255, 0.6);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
  font-weight: 700;
  color: #5a3a1f;
  cursor: grab;
  user-select: none;
  touch-action: none;
}

.seed-token:active {
  cursor: grabbing;
}

.seed-icon {
  width: 22px;
  height: 22px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.seed-label {
  font-size: 12px;
  line-height: 1;
  text-transform: lowercase;
}

.message {
  margin-top: 8px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  min-height: 54px;
}

.ammo-area {
  padding: 12px;
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  justify-self: start;
}

.letter-queue {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 8px 0;
  min-height: 104px;
  align-items: center;
  justify-items: center;
  overflow: hidden;
  width: fit-content;
  max-width: 150px;
}

.letter-bubble {
  width: 100%;
  max-width: 64px;
  min-width: 34px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at top, #fff, #f2c58c);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(16px, 2.6vw, 22px);
  font-weight: 700;
  color: #4a341e;
  box-shadow: 0 10px 18px rgba(70, 44, 20, 0.2);
  cursor: grab;
  user-select: none;
  touch-action: none;
}

.message-block {
  margin-top: 10px;
}

.letter-bubble:active {
  cursor: grabbing;
}


.drag-ghost {
  position: fixed;
  z-index: 1000;
  pointer-events: none;
  opacity: 0.85;
  transform: translate(-50%, -50%);
}

.drop-target {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(240, 130, 46, 0.3);
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 10, 6, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.hidden {
  display: none;
}

.overlay-card {
  width: min(420px, 90vw);
  background: #fffaf3;
  padding: 24px;
  border-radius: 24px;
  text-align: center;
  box-shadow: var(--shadow);
}

.overlay-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.overlay-body {
  font-size: 16px;
  color: var(--muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

.overlay-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.fruit-pear {
  background-image: url("assets/td/fruit-pear.svg");
}

.fruit-apple {
  background-image: url("assets/td/fruit-apple.svg");
}

.fruit-banana {
  background-image: url("assets/td/fruit-banana.svg");
}

.fruit-coconut {
  background-image: url("assets/td/fruit-coconut.svg");
}

.fruit-cucumber {
  background-image: url("assets/td/fruit-cucumber.svg");
}

.fruit-blueberry {
  background-image: url("assets/td/fruit-blueberry.svg");
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .actions {
    width: 100%;
    justify-content: flex-start;
  }

  #field {
    grid-template-columns: 180px 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "bag plant"
      "bag attack"
      "bag enemy";
  }

  .plant-grid {
    grid-template-rows: repeat(6, minmax(70px, 1fr));
  }

  .seed-tray {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  #field {
    grid-template-columns: 1fr;
    grid-template-areas:
      "bag"
      "plant"
      "attack"
      "enemy";
  }

  .track-line {
    top: 60%;
  }
}

@media (max-width: 640px) and (orientation: portrait) {
  body {
    touch-action: manipulation;
  }

  .topbar {
    padding: 12px 14px;
    gap: 10px;
  }

  .brand-title {
    font-size: 18px;
  }

  .brand-subtitle {
    font-size: 12px;
  }

  .status {
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
  }

  .actions {
    width: 100%;
    justify-content: flex-start;
    gap: 8px;
  }

  .layout {
    gap: 12px;
    padding: 0 12px 12px;
  }

  #field {
    padding: 10px;
    min-height: 0;
  }

  .bag-column {
    max-width: none;
  }

  .bag-tools {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .tool-btn {
    padding: 4px 6px;
    font-size: 11px;
  }

  .seed-token {
    min-height: 36px;
  }

  .seed-label {
    font-size: 11px;
  }

  .ammo-area {
    width: 100%;
    justify-content: center;
  }

  .letter-queue {
    max-width: 120px;
    gap: 6px;
  }

  .letter-bubble {
    max-width: 58px;
    min-width: 44px;
    font-size: 18px;
  }

  .message {
    min-height: 44px;
    font-size: 14px;
  }

  .attack-guide {
    font-size: 12px;
  }

  .overlay-card {
    width: min(320px, 92vw);
    padding: 18px;
  }

  .overlay-title {
    font-size: 20px;
  }

  .overlay-body {
    font-size: 14px;
  }
}