:root {
  --ink: #4b3b57;
  --cream: #fff9e7;
  --pink: #ff86b4;
  --pink-dark: #d95291;
  --yellow: #ffd966;
  --shadow: rgba(73, 54, 91, 0.2);
  font-family: "Trebuchet MS", "Avenir Next", Avenir, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #96ddff;
  color: var(--ink);
  user-select: none;
  -webkit-user-select: none;
}

button { font: inherit; }

#game {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
  touch-action: none;
}

#game.dragging { cursor: grabbing; }

body.placing-item #game,
body.placing-item #retro-game { cursor: crosshair; }

#retro-game {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: none;
  background: #68c7df;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

body.retro-mode #game { display: none; }
body.retro-mode #retro-game { display: block; }

#hud {
  position: fixed;
  inset: 0;
  z-index: 5;
  pointer-events: none;
}

.panel {
  background: rgba(255, 249, 231, 0.94);
  border: 3px solid #fff;
  box-shadow: 0 8px 24px var(--shadow), inset 0 0 0 2px rgba(255, 134, 180, 0.22);
  backdrop-filter: blur(8px);
}

#quest {
  position: absolute;
  top: max(18px, env(safe-area-inset-top));
  left: 18px;
  width: min(390px, calc(100vw - 150px));
  min-height: 74px;
  padding: 13px 18px 13px 62px;
  border-radius: 22px;
}

#quest::before {
  content: "☀";
  position: absolute;
  left: 14px;
  top: 12px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 3px 0 #e9b93c;
  color: #fff;
  font-size: 27px;
  line-height: 1;
}

.eyebrow {
  margin: 0 0 2px;
  color: var(--pink-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

#quest-text {
  margin: 0;
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 900;
  line-height: 1.22;
}

#biome-card {
  position: absolute;
  top: 108px;
  left: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 13px;
  border-radius: 14px;
  color: #665773;
  font-weight: 900;
}

#biome-card::before { content: "🗺️"; }

#biome-card small {
  padding-left: 9px;
  border-left: 2px solid #eadbea;
  color: #987e9b;
  font-size: 10px;
}

#inventory {
  position: absolute;
  top: max(18px, env(safe-area-inset-top));
  right: 18px;
  min-width: 112px;
  padding: 10px 15px;
  border-radius: 22px;
  text-align: center;
}

#inventory .label {
  margin-bottom: 3px;
  color: #806f8e;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.berry-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-size: 24px;
  font-weight: 900;
}

.friend-row,
.home-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 5px;
  padding-top: 5px;
  border-top: 2px solid #f1dfeb;
  font-size: 14px;
  font-weight: 900;
}

.home-row {
  margin-top: 3px;
  padding-top: 3px;
  border-top: 0;
}

.berry-icon {
  position: relative;
  width: 27px;
  height: 23px;
  border-radius: 48% 52% 55% 45%;
  background: #f34c71;
  box-shadow: inset -5px -4px 0 #d73564, inset 5px 4px 0 rgba(255,255,255,0.28);
  transform: rotate(-8deg);
}

.berry-icon::before,
.berry-icon::after {
  content: "";
  position: absolute;
  top: -5px;
  width: 12px;
  height: 7px;
  border-radius: 100% 0 100% 0;
  background: #67bf67;
}

.berry-icon::before { left: 4px; transform: rotate(22deg); }
.berry-icon::after { right: 2px; transform: scaleX(-1) rotate(22deg); }

#treat-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
  margin-top: 6px;
  font-size: 11px;
}

#treat-list span {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
}

.treat-dot {
  width: 9px;
  height: 9px;
  border: 1px solid rgba(75, 59, 87, 0.22);
  border-radius: 3px;
}

.treat-dot.sun { background: #f04e72; }
.treat-dot.ember { background: #ff9a4d; }
.treat-dot.moon { background: #9d78dc; }
.treat-dot.ocean { background: #4dbbd4; }

#controls {
  position: absolute;
  left: 18px;
  bottom: max(18px, env(safe-area-inset-bottom));
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  border-radius: 18px;
  color: #665773;
  font-size: 13px;
  font-weight: 800;
}

#view-toggle,
#build-toggle,
#sound-toggle {
  position: absolute;
  bottom: max(18px, env(safe-area-inset-bottom));
  min-height: 44px;
  padding: 9px 15px;
  border-radius: 15px;
  color: #665773;
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
  pointer-events: auto;
}

#view-toggle { right: 18px; }
#build-toggle { right: 150px; }
#sound-toggle { right: 302px; }

#view-toggle:hover,
#build-toggle:hover,
#sound-toggle:hover { transform: translateY(-2px); }

#sound-toggle[aria-pressed="false"] {
  opacity: 0.82;
  background: #eee8ef;
}

#build-panel {
  position: fixed;
  z-index: 12;
  left: 50%;
  bottom: 80px;
  width: min(760px, calc(100vw - 36px));
  padding: 15px 17px 13px;
  border-radius: 24px;
  pointer-events: auto;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 16px) scale(0.97);
  transition: opacity 160ms ease, transform 180ms ease, visibility 160ms ease;
}

#build-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0) scale(1);
}

.build-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.build-heading h2 {
  margin: 1px 0 0;
  color: #6a5578;
  font-size: 20px;
}

#build-close {
  width: 31px;
  height: 31px;
  border: 0;
  border-radius: 50%;
  background: #f2ddea;
  color: #755e81;
  font-size: 24px;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
}

.build-help {
  margin: 5px 0 10px;
  color: #766581;
  font-size: 13px;
  font-weight: 800;
}

#build-items {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 7px;
}

#build-items button {
  min-width: 0;
  padding: 7px 4px;
  border: 2px solid #ead8e8;
  border-radius: 12px;
  background: #fff;
  color: #675673;
  font-size: 11px;
  font-weight: 900;
  cursor: pointer;
}

#build-items button span {
  display: block;
  margin-bottom: 2px;
  font-size: 21px;
}

#build-items button.selected {
  border-color: #f071aa;
  background: #fff0f7;
  box-shadow: 0 3px 0 #e1a7c4;
  transform: translateY(-2px);
}

#recipe-book {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
  margin-top: 10px;
}

#recipe-book span {
  padding: 5px 6px;
  border-radius: 8px;
  background: #f4ecf7;
  color: #705e7a;
  font-size: 10px;
  font-weight: 900;
  text-align: center;
}

#recipe-book span.complete {
  background: #ddf5d9;
  color: #3f8052;
}

#placement-hint {
  position: fixed;
  z-index: 13;
  left: 50%;
  bottom: 82px;
  max-width: calc(100vw - 36px);
  padding: 12px 19px;
  border-radius: 18px;
  color: #76526f;
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 800;
  text-align: center;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 12px);
  transition: opacity 150ms ease, transform 150ms ease, visibility 150ms ease;
}

#placement-hint.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

body.retro-mode {
  background: #68c7df;
  font-family: Monaco, "Courier New", monospace;
}

body.retro-mode .panel {
  border-width: 4px;
  border-radius: 4px;
  backdrop-filter: none;
  box-shadow: 4px 4px 0 rgba(61, 52, 76, 0.45);
}

body.retro-mode #view-toggle,
body.retro-mode #build-toggle,
body.retro-mode #sound-toggle { background: #fff1bd; }

body.retro-mode #build-panel {
  border-radius: 4px;
  background: #fff4c8;
}

body.retro-mode #placement-hint { border-radius: 4px; }
body.retro-mode #biome-card { border-radius: 4px; }

.key {
  display: inline-grid;
  min-width: 24px;
  height: 24px;
  place-items: center;
  padding: 0 6px;
  border: 2px solid #decfe6;
  border-radius: 7px;
  background: #fff;
  box-shadow: 0 2px 0 #c9b6d3;
  color: #665773;
  font-size: 12px;
  font-weight: 900;
}

#interaction {
  position: absolute;
  left: 50%;
  bottom: 32px;
  max-width: min(560px, calc(100vw - 32px));
  padding: 12px 18px;
  border-radius: 18px;
  font-size: clamp(15px, 2.2vw, 19px);
  font-weight: 900;
  text-align: center;
  opacity: 0;
  transform: translate(-50%, 15px) scale(0.96);
  transition: opacity 160ms ease, transform 160ms ease;
}

#interaction.show {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
}

#toast {
  position: absolute;
  left: 50%;
  top: 25%;
  max-width: min(520px, calc(100vw - 36px));
  padding: 14px 22px;
  border: 3px solid #fff;
  border-radius: 999px;
  background: #ff7fab;
  box-shadow: 0 8px 22px rgba(141, 61, 104, 0.3);
  color: #fff;
  font-size: clamp(17px, 2.4vw, 23px);
  font-weight: 900;
  text-align: center;
  opacity: 0;
  transform: translate(-50%, -12px) scale(0.86);
  transition: opacity 220ms ease, transform 260ms cubic-bezier(.2,.8,.2,1.2);
}

#toast.show {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
}

.pet-bubble {
  position: fixed;
  z-index: 6;
  padding: 8px 13px;
  border: 3px solid #fff;
  border-radius: 16px;
  background: var(--cream);
  box-shadow: 0 5px 14px var(--shadow);
  color: #705c7d;
  font-size: 15px;
  font-weight: 900;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -100%) scale(0.8);
  transform-origin: 50% 100%;
  transition: opacity 150ms ease, transform 150ms ease;
}

.pet-bubble::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -8px;
  width: 14px;
  height: 14px;
  border-right: 3px solid #fff;
  border-bottom: 3px solid #fff;
  background: var(--cream);
  transform: translateX(-50%) rotate(45deg);
}

.pet-bubble.show {
  opacity: 1;
  transform: translate(-50%, -100%) scale(1);
}

#start-screen {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 15% 18%, rgba(255,255,255,0.9) 0 4%, transparent 4.2%),
    radial-gradient(circle at 83% 22%, rgba(255,255,255,0.78) 0 6%, transparent 6.2%),
    linear-gradient(180deg, rgba(126, 211, 255, 0.68), rgba(255, 204, 229, 0.74));
  transition: opacity 380ms ease, visibility 380ms ease;
}

#start-screen.hidden {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.welcome-card {
  width: min(610px, 100%);
  padding: clamp(25px, 5vw, 46px);
  border: 5px solid #fff;
  border-radius: 38px;
  background: rgba(255, 249, 231, 0.96);
  box-shadow: 0 25px 70px rgba(84, 62, 105, 0.24);
  text-align: center;
}

.island-mark {
  position: relative;
  width: 86px;
  height: 62px;
  margin: -4px auto 14px;
  border-radius: 50%;
  background: #78d681;
  box-shadow: inset 0 -15px 0 #64bd73, 0 14px 0 -3px #75ccec;
}

.island-mark::before {
  content: "";
  position: absolute;
  left: 34px;
  top: -24px;
  width: 18px;
  height: 36px;
  border-radius: 10px 10px 4px 4px;
  background: #9d6f52;
  box-shadow: 0 -11px 0 9px #ff91bc, -13px -3px 0 6px #ffafd0, 13px -5px 0 7px #ffafd0;
}

h1 {
  margin: 0;
  color: #e75b99;
  font-size: clamp(35px, 7vw, 68px);
  font-weight: 1000;
  letter-spacing: -0.055em;
  line-height: 0.92;
}

.subtitle {
  margin: 12px 0 22px;
  color: #6d5a78;
  font-size: clamp(16px, 2.6vw, 22px);
  font-weight: 800;
  line-height: 1.35;
}

.mission {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 0 0 24px;
}

.mission div {
  min-height: 92px;
  padding: 12px 8px;
  border-radius: 17px;
  background: #fff;
  box-shadow: 0 4px 0 #eadcef;
  font-size: 13px;
  font-weight: 900;
}

.mission span {
  display: block;
  margin-bottom: 5px;
  font-size: 29px;
}

#start-button {
  min-width: 220px;
  padding: 14px 25px;
  border: 4px solid #fff;
  border-radius: 999px;
  background: linear-gradient(#ff92bd, #f16da7);
  box-shadow: 0 7px 0 #c84f8a, 0 12px 24px rgba(170, 69, 124, 0.22);
  color: #fff;
  font-size: 20px;
  font-weight: 1000;
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

#start-button:hover { transform: translateY(-2px) scale(1.02); }
#start-button:active { transform: translateY(5px); box-shadow: 0 2px 0 #c84f8a; }

#fatal-error {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: none;
  place-items: center;
  padding: 30px;
  background: #9adfff;
  text-align: center;
}

#fatal-error.show { display: grid; }

#fatal-error div {
  max-width: 560px;
  padding: 30px;
  border-radius: 28px;
  background: var(--cream);
  box-shadow: 0 20px 50px var(--shadow);
  font-size: 18px;
  font-weight: 800;
}

@media (max-width: 700px) {
  #quest {
    top: 10px;
    left: 10px;
    width: calc(100vw - 112px);
    min-height: 63px;
    padding: 10px 12px 10px 50px;
    border-radius: 17px;
  }

  #quest::before {
    left: 10px;
    top: 10px;
    width: 31px;
    height: 31px;
    font-size: 22px;
  }

  #inventory {
    top: 10px;
    right: 10px;
    min-width: 92px;
    padding: 8px 10px;
    border-radius: 17px;
  }

  #biome-card {
    top: 82px;
    left: 10px;
    padding: 6px 9px;
    font-size: 11px;
  }

  #controls { display: none; }
  #view-toggle { right: 10px; bottom: 10px; }
  #build-toggle { right: 136px; bottom: 10px; }
  #sound-toggle {
    right: auto;
    left: 10px;
    bottom: 10px;
  }
  #build-panel {
    bottom: 66px;
    max-height: calc(100vh - 148px);
    overflow-y: auto;
  }
  #placement-hint {
    bottom: 66px;
    width: calc(100vw - 20px);
    padding: 10px 12px;
  }
  #build-items { grid-template-columns: repeat(2, 1fr); }
  #recipe-book { grid-template-columns: repeat(2, 1fr); }
  #interaction { bottom: 18px; }
  .welcome-card { border-radius: 28px; }
  .mission { grid-template-columns: 1fr; }
  .mission div { min-height: auto; }
  .mission span { display: inline; margin: 0 6px 0 0; font-size: 22px; }
}