:root {
  --paper: #fff8ef;
  --paper-deep: #f4e8d4;
  --ink: #15120f;
  --muted: #7a6f63;
  --red: #e72929;
  --red-deep: #9f1010;
  --gold: #f6bd3f;
  --blue: #1d6ca1;
  --shadow: rgba(34, 22, 11, .18);
}

* {
  box-sizing: border-box;
}

html,
body,
#app {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  background:
    radial-gradient(circle at 18% 12%, rgba(246, 189, 63, .14), transparent 25%),
    radial-gradient(circle at 80% 80%, rgba(29, 108, 161, .12), transparent 26%),
    linear-gradient(135deg, var(--paper), #fffdf8 48%, var(--paper-deep));
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
}

#app::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background-image:
    linear-gradient(rgba(40, 30, 20, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 30, 20, .07) 1px, transparent 1px);
  background-size: 28px 28px, 28px 28px;
  mix-blend-mode: multiply;
}

#game {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  cursor: crosshair;
  pointer-events: none;
}

#threeGame {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  opacity: 0;
  pointer-events: none;
  background: #020716;
  transition: opacity .35s ease;
}

body.view-3d {
  background: #020716;
}

body.view-3d #app::after {
  opacity: 0;
}

body.view-3d #threeGame {
  opacity: 1;
}

body.view-3d #game {
  inset: auto max(12px, env(safe-area-inset-right)) auto auto;
  top: max(12px, env(safe-area-inset-top));
  width: min(33vw, 33vh);
  height: min(33vw, 33vh);
  border: 2px solid rgba(231, 238, 247, .82);
  border-radius: 6px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .42), 0 0 22px rgba(231, 41, 41, .18);
  background: #fff8ef;
  opacity: .94;
  z-index: 3;
}

body.view-3d .hud {
  top: auto;
  right: auto;
  left: max(14px, env(safe-area-inset-left));
  bottom: max(92px, calc(env(safe-area-inset-bottom) + 78px));
}

body.view-3d .score-wrap {
  border-color: rgba(230, 236, 245, .86);
  background: rgba(4, 10, 28, .68);
  color: #f6f8ff;
  box-shadow: 0 10px 24px rgba(0, 0, 0, .36);
}

body.view-3d .score-wrap span {
  color: rgba(223, 230, 242, .72);
}

body.view-3d #miniMap {
  display: none;
}

.topbar,
.hud {
  position: fixed;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar {
  top: max(14px, env(safe-area-inset-top));
  left: max(14px, env(safe-area-inset-left));
}

.hud {
  top: max(14px, env(safe-area-inset-top));
  right: max(14px, env(safe-area-inset-right));
  font-family: "Trebuchet MS", Verdana, sans-serif;
}

.score-wrap,
.ink-btn,
.start-btn {
  border: 3px solid var(--ink);
  box-shadow: 5px 5px 0 var(--shadow);
  background: rgba(255, 253, 248, .9);
}

.score-wrap {
  min-width: 118px;
  padding: 8px 12px;
  transform: rotate(-1deg);
}

.score-wrap span {
  display: block;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0;
  text-transform: uppercase;
}

.score-wrap strong {
  font-size: 26px;
  line-height: 1;
}

#miniMap {
  display: block;
  width: 128px;
  height: 92px;
  margin-top: 7px;
}

.ink-btn,
.start-btn,
.icon-btn {
  appearance: none;
  color: var(--ink);
  font-weight: 900;
  font-family: "Trebuchet MS", Verdana, sans-serif;
  letter-spacing: 0;
  cursor: pointer;
}

.ink-btn {
  min-height: 42px;
  padding: 8px 14px;
  border-radius: 7px;
}

.ink-btn.ghost {
  background: rgba(255, 248, 239, .72);
}

.ink-btn:active {
  transform: translate(3px, 3px);
  box-shadow: 2px 2px 0 var(--shadow);
}

.start-btn {
  position: fixed;
  left: 50%;
  bottom: max(40px, calc(env(safe-area-inset-bottom) + 26px));
  z-index: 5;
  min-width: 150px;
  min-height: 58px;
  border-radius: 7px;
  font-size: 22px;
  transform: translateX(-50%) rotate(-2deg);
  background: var(--red);
  color: #fffdf8;
  border-color: var(--red-deep);
}

.start-btn:active {
  transform: translateX(calc(-50% + 3px)) translateY(3px) rotate(-2deg);
  box-shadow: 2px 2px 0 var(--shadow);
}

.view-toggle {
  position: fixed;
  left: max(16px, env(safe-area-inset-left));
  bottom: max(16px, env(safe-area-inset-bottom));
  z-index: 6;
  width: 76px;
  height: 76px;
  border: 0;
  border-radius: 50%;
  color: #fffdf8;
  background:
    radial-gradient(circle at 34% 28%, rgba(255,255,255,.9) 0 6%, transparent 7%),
    radial-gradient(circle at 50% 56%, #e72929 0 42%, #9f1010 43% 62%, #23130f 63%);
  box-shadow: 0 12px 24px rgba(34, 22, 11, .24), inset 0 0 0 4px rgba(255, 248, 239, .88);
  cursor: pointer;
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-weight: 900;
  letter-spacing: 0;
}

.view-toggle strong {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 25px;
  font-size: 19px;
  text-shadow: 0 2px 0 rgba(0,0,0,.28);
}

.toggle-pipe {
  position: absolute;
  left: 14px;
  top: 13px;
  width: 48px;
  height: 26px;
  border: 8px solid rgba(245, 247, 250, .96);
  border-bottom: 0;
  border-radius: 24px 24px 0 0;
  box-shadow: inset 0 0 0 2px rgba(75, 85, 99, .42), 0 3px 0 rgba(0,0,0,.18);
}

body.view-3d .view-toggle {
  background:
    linear-gradient(90deg, rgba(21,18,15,.22) 1px, transparent 1px),
    linear-gradient(rgba(21,18,15,.18) 1px, transparent 1px),
    linear-gradient(135deg, #fff8ef, #f4e8d4);
  background-size: 14px 14px, 14px 14px, auto;
  color: #15120f;
  box-shadow: 0 12px 24px rgba(0, 0, 0, .38), inset 0 0 0 4px rgba(21,18,15,.86);
}

body.view-3d .view-toggle strong {
  margin-top: 28px;
  color: #15120f;
  text-shadow: none;
}

body.view-3d .toggle-pipe {
  display: none;
}

.webgl-notice {
  position: fixed;
  left: 50%;
  bottom: max(104px, calc(env(safe-area-inset-bottom) + 92px));
  z-index: 8;
  max-width: min(420px, calc(100vw - 32px));
  transform: translateX(-50%);
  padding: 12px 16px;
  border-radius: 7px;
  background: rgba(21, 18, 15, .9);
  color: #fff8ef;
  font: 800 14px/1.4 "Trebuchet MS", Verdana, sans-serif;
  text-align: center;
  box-shadow: 0 12px 28px rgba(0, 0, 0, .28);
}

.charge {
  position: fixed;
  left: 50%;
  bottom: max(112px, calc(env(safe-area-inset-bottom) + 96px));
  z-index: 5;
  width: min(320px, 70vw);
  height: 16px;
  transform: translateX(-50%) rotate(-1deg);
  border: 3px solid var(--ink);
  background: #fffdf8;
  overflow: hidden;
}

#chargeFill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--gold), var(--red));
}

.panel {
  width: min(560px, calc(100vw - 28px));
  border: 4px solid var(--ink);
  border-radius: 8px;
  background: rgba(255, 248, 239, .97);
  box-shadow: 12px 12px 0 var(--shadow);
  color: var(--ink);
}

.panel::backdrop {
  background: rgba(15, 12, 8, .24);
  backdrop-filter: blur(3px);
}

.panel header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.panel h1 {
  margin: 0;
  font-size: 30px;
  letter-spacing: 0;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border: 3px solid var(--ink);
  border-radius: 7px;
  background: #fffdf8;
  font-size: 26px;
  line-height: 1;
}

.level-form label {
  display: block;
  margin: 12px 0;
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-weight: 800;
}

.level-form span {
  display: block;
  margin-bottom: 6px;
}

textarea,
input {
  width: 100%;
  border: 3px solid var(--ink);
  border-radius: 7px;
  background: #fffdf8;
  color: var(--ink);
  font: 18px/1.35 Menlo, Consolas, monospace;
  outline: none;
}

textarea {
  min-height: 78px;
  resize: vertical;
  padding: 10px;
}

input {
  padding: 12px;
}

.level-error {
  min-height: 22px;
  margin: 8px 0 0;
  color: var(--red-deep);
  font: 800 14px/1.35 "Trebuchet MS", Verdana, sans-serif;
}

.actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.hidden {
  display: none !important;
}

@media (max-width: 640px) {
  .hud {
    top: auto;
    right: max(12px, env(safe-area-inset-right));
    bottom: max(14px, env(safe-area-inset-bottom));
  }

  .score-wrap {
    min-width: 94px;
    padding: 7px 9px;
  }

  .score-wrap strong {
    font-size: 22px;
  }

  .start-btn {
    bottom: max(88px, calc(env(safe-area-inset-bottom) + 78px));
  }

  .charge {
    bottom: max(160px, calc(env(safe-area-inset-bottom) + 142px));
  }

  body.view-3d #game {
    width: min(36vw, 30vh);
    height: min(36vw, 30vh);
  }
}