:root {
  --red: #e5191c;
  --ink: #0d0d0d;
  --paper: #fbfbf7;
  --bg: #ebe6df;
  --rw: 214px;
  --display: "Arial Black", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --ui: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--ink); overflow: hidden; }
body { font-family: var(--ui); color: var(--ink); -webkit-tap-highlight-color: transparent; user-select: none; -webkit-user-select: none; }

#app { display: grid; grid-template-columns: 1fr var(--rw); height: 100vh; height: 100dvh; }

/* ---------- 舞台 ---------- */
#stage {
  position: relative; overflow: hidden; touch-action: none;
  background:
    radial-gradient(120% 80% at 50% 38%, #f6f3ee 0%, var(--bg) 60%, #ddd6cd 100%);
}
#stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
#fxBack, #fxFront { pointer-events: none; }
#fxFront { z-index: 3; }
#gl { z-index: 2; cursor: grab; }
#stage.grabbing #gl { cursor: grabbing; }

.deco { position: absolute; inset: 0; pointer-events: none; }
.deco .stripe {
  position: absolute; left: -12%; top: -30px; width: 62%; height: 150px;
  background: var(--red); transform: rotate(-9deg); transform-origin: left top;
  box-shadow: 0 10px 0 var(--ink);
}
.deco .watermark {
  position: absolute; right: -2%; top: 18%; font: italic 900 clamp(48px, 9vw, 120px)/0.9 var(--display);
  color: rgba(13, 13, 13, 0.045); transform: rotate(-8deg); white-space: nowrap; letter-spacing: -0.02em;
}
.deco .floor {
  position: absolute; left: 0; right: 0; top: var(--floor, 80%); bottom: 0;
  background: linear-gradient(#d9d1c6, #cfc6ba);
  border-top: 2px solid rgba(13, 13, 13, 0.08);
}
.deco .floor::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(13,13,13,.12) 1.2px, transparent 1.4px);
  background-size: 9px 9px; -webkit-mask-image: linear-gradient(transparent, #000 70%); mask-image: linear-gradient(transparent, #000 70%);
}

.brand { position: absolute; left: 18px; top: 14px; z-index: 4; pointer-events: none; transform: rotate(-9deg); transform-origin: left top; }
.brand .tag {
  display: inline-block; font: 900 11px/1 var(--display); letter-spacing: .18em; color: var(--paper);
  background: var(--ink); padding: 5px 8px; margin-left: 4px;
}
.brand h1 {
  margin: 4px 0 0; font: 900 clamp(26px, 3.6vw, 40px)/1 var(--display); color: var(--paper);
  text-shadow: 3px 3px 0 var(--ink); letter-spacing: .02em;
}
.brand h1 em { font-style: normal; display: inline-block; margin-left: 6px; padding: 0 8px; background: var(--paper); color: var(--ink); text-shadow: none; transform: rotate(4deg) translateY(-2px); box-shadow: 4px 4px 0 var(--ink); }

#mute {
  position: absolute; right: 14px; top: 14px; z-index: 4; width: 42px; height: 42px; border-radius: 50%;
  border: 0; background: var(--ink); color: var(--paper); cursor: pointer; display: grid; place-items: center;
  box-shadow: 3px 3px 0 var(--red);
}
#mute svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
#mute svg path:first-child { fill: currentColor; }
#mute .x { display: none; }
#mute.off .x { display: inline; }
#mute.off .wave { display: none; }

#nameplate {
  position: absolute; z-index: 4; left: 50%; top: calc(var(--floor, 80%) + 14px); transform: translateX(-50%) rotate(-4deg);
  display: flex; align-items: center; gap: 10px; pointer-events: none; white-space: nowrap;
}
#nameplate .code {
  font: italic 900 clamp(26px, 4.4vw, 46px)/1 var(--display); color: var(--ink);
  text-shadow: 3px 3px 0 var(--paper), 6px 6px 0 var(--red); letter-spacing: .03em;
}
#nameplate .zh { font: 700 14px/1 var(--ui); color: var(--paper); background: var(--ink); padding: 6px 10px; transform: rotate(6deg); }
#nameplate.thief .zh { background: var(--red); }

/* 面具 */
#maskSlot {
  position: absolute; z-index: 5; left: 18px; bottom: 16px;
  display: flex; flex-direction: column; align-items: flex-start; gap: 8px;
}
#mask {
  width: 116px; height: 56px; cursor: grab; touch-action: none; transition: transform .35s cubic-bezier(.3,1.5,.5,1), opacity .2s;
  filter: drop-shadow(0 6px 6px rgba(0,0,0,.18));
  animation: bob 2.6s ease-in-out infinite;
}
#mask.dragging { cursor: grabbing; animation: none; filter: drop-shadow(0 14px 12px rgba(0,0,0,.25)); }
#mask svg { width: 100%; height: 100%; overflow: visible; }
#mask .face { fill: var(--paper); stroke: var(--ink); stroke-width: 6; stroke-linejoin: round; }
#mask .shadow { fill: var(--red); }
#stage.mask-over #mask { filter: drop-shadow(0 0 10px rgba(80,170,255,.9)); }
#maskSlot .hint {
  font: 700 12px/1 var(--ui); color: var(--paper); background: var(--ink); padding: 5px 8px; transform: rotate(-3deg);
}
@keyframes bob { 50% { transform: translateY(-5px) rotate(-3deg); } }

#revert, #monaNote {
  position: absolute; z-index: 5; left: 18px; bottom: 18px; margin: 0;
  font: 700 13px/1 var(--ui); color: var(--paper); background: var(--ink); border: 0; padding: 9px 12px;
  transform: rotate(-3deg); box-shadow: 3px 3px 0 var(--red);
}
#revert { cursor: pointer; }
#monaNote { pointer-events: none; }

#nogl { position: absolute; inset: 0; display: grid; place-items: center; z-index: 9; font-weight: 700; }
#nogl[hidden], [hidden] { display: none !important; }

/* ---------- 手感面板 ---------- */
#feelBtn {
  position: absolute; right: 66px; top: 14px; z-index: 6; width: 42px; height: 42px; border-radius: 50%;
  border: 0; background: var(--paper); color: var(--ink); cursor: pointer; display: grid; place-items: center;
  box-shadow: 3px 3px 0 var(--ink);
}
#feelBtn.on { background: var(--red); color: var(--paper); }
#feelBtn svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; }
#feelBtn svg circle { fill: var(--paper); }
#feelBtn.on svg circle { fill: var(--red); }
.fpanel {
  position: absolute; right: 14px; top: 66px; z-index: 6; width: min(300px, calc(100% - 28px));
  background: var(--paper); border: 3px solid var(--ink); box-shadow: 6px 6px 0 var(--red); padding: 10px 12px 12px;
  font: 13px/1.2 var(--ui); color: var(--ink);
}
.fpanel[hidden] { display: none; }
.sp-mute { margin-left: auto; border: 2px solid var(--ink); background: var(--paper); font: 700 12px/1 var(--ui); color: var(--ink); padding: 6px 8px; cursor: pointer; }
.sp-mute.on { background: var(--red); border-color: var(--red); color: var(--paper); }
#soundPanel.muted .fp-row { opacity: .4; }
#soundPanel .fp-ends i:first-child { font-style: normal; }
#mute.open { box-shadow: 3px 3px 0 var(--paper), 0 0 0 3px var(--red); }
.fp-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.fp-head b { font: italic 900 18px/1 var(--display); background: var(--ink); color: var(--paper); padding: 4px 10px 4px 8px; transform: rotate(-3deg); }
.fp-reset { margin-left: auto; border: 0; background: none; font: 600 12px/1 var(--ui); color: var(--ink); text-decoration: underline; cursor: pointer; padding: 4px; }
.fp-close { border: 0; background: var(--ink); color: var(--paper); width: 26px; height: 26px; font: 700 18px/1 var(--ui); cursor: pointer; }
.fp-presets { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 6px; }
.fp-presets button {
  border: 2px solid var(--ink); background: var(--paper); font: 700 13px/1 var(--ui); padding: 7px 0; cursor: pointer; color: var(--ink);
}
.fp-presets button.on { background: var(--ink); color: var(--paper); box-shadow: 2px 2px 0 var(--red); }
.fp-row { display: grid; grid-template-columns: 40px 1fr 28px; column-gap: 6px; align-items: center; margin-top: 7px; }
.fp-name { font-weight: 800; }
.fp-row output { font: 700 12px/1 var(--display); color: var(--red); text-align: right; }
.fp-row input { width: 100%; margin: 0; accent-color: var(--red); touch-action: pan-x; }
.fp-ends { grid-column: 2; display: flex; justify-content: space-between; font-size: 10px; line-height: 1; margin-top: 1px; color: rgba(13,13,13,.5); }
.fp-ends i { font-style: normal; }

/* ---------- 换人 ---------- */
#roster {
  position: relative; background: linear-gradient(98deg, var(--red) 0 9px, var(--ink) 9px); overflow-y: auto; overflow-x: hidden; padding: 18px 14px 30px 18px;
  scrollbar-width: none;
}
#roster::-webkit-scrollbar { display: none; }
.roster-head { position: relative; font: italic 900 18px/0.95 var(--display); color: var(--paper); letter-spacing: .04em; margin: 0 0 14px 8px; transform: rotate(-6deg); }
#roster ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; position: relative; }
#roster li button {
  width: 100%; display: grid; grid-template-columns: 56px 1fr; grid-template-rows: auto auto; align-items: center; column-gap: 8px;
  background: var(--paper); border: 0; padding: 5px 10px 5px 6px; cursor: pointer; text-align: left;
  transform: skewX(-8deg); transition: transform .18s cubic-bezier(.3,1.5,.5,1), background .12s;
  box-shadow: 4px 4px 0 rgba(255,255,255,.12);
}
#roster li button > * { transform: skewX(8deg); }
#roster li img { grid-row: 1 / 3; width: 56px; height: 48px; object-fit: contain; pointer-events: none; }
#roster li .code { font: italic 900 15px/1 var(--display); letter-spacing: .03em; align-self: end; }
#roster li .zh { font: 600 11px/1.2 var(--ui); color: #555; align-self: start; }
#roster li button:hover { transform: skewX(-8deg) translateX(-4px); }
#roster li.on button { background: var(--red); transform: skewX(-8deg) translateX(-10px) scale(1.04); box-shadow: 5px 5px 0 var(--paper); }
#roster li.on .code { color: var(--paper); }
#roster li.on .zh { color: rgba(255,255,255,.85); }
#roster .roster-3d {
  display: grid; grid-template-columns: 56px 1fr; grid-template-rows: auto auto; align-items: center; column-gap: 8px;
  margin-top: 16px; padding: 5px 10px 5px 6px; text-decoration: none; color: var(--paper);
  border: 2px dashed rgba(255,255,255,.55); transform: skewX(-8deg);
}
#roster .roster-3d > * { transform: skewX(8deg); }
#roster .roster-3d img { grid-row: 1 / 3; width: 56px; height: 48px; object-fit: contain; }
#roster .roster-3d b { font: italic 900 18px/1 var(--display); color: var(--red); align-self: end; }
#roster .roster-3d span { font: 700 11px/1.2 var(--ui); align-self: start; }

/* 竖屏手机：右侧收窄，只放头像 + 代号 */
@media (max-width: 720px) {
  :root { --rw: 88px; }
  #roster { padding: 12px 8px 24px 12px; }
  .roster-head { font-size: 12px; margin-left: 2px; }
  #roster li button { grid-template-columns: 1fr; padding: 4px 4px 3px; justify-items: center; }
  #roster li img { grid-row: auto; width: 56px; height: 44px; }
  #roster li .code { font-size: 10px; }
  #roster li .zh { display: none; }
  #roster .roster-3d { grid-template-columns: 1fr; justify-items: center; padding: 4px 4px 3px; }
  #roster .roster-3d img { grid-row: auto; width: 56px; height: 44px; }
  #roster .roster-3d span { font-size: 10px; text-align: center; }
  .deco .stripe { height: 110px; width: 90%; }
  #mask { width: 92px; height: 44px; }
  #maskSlot { left: 12px; bottom: 12px; }
  #maskSlot .hint { font-size: 11px; }
  #revert, #monaNote { left: 12px; }
}

/* ---------- 加载 / 关于 ---------- */
#loading { position: absolute; inset: 0; display: grid; place-items: center; z-index: 5; pointer-events: none; font: 700 15px/1 var(--ui); color: var(--ink); }
body.ready #loading { display: none; }
#aboutBtn {
  display: block; margin: 14px auto 0; border: 0; background: none; color: rgba(255,255,255,.6); font: 600 12px/1 var(--ui);
  text-decoration: underline; cursor: pointer; padding: 6px;
}
#about { position: fixed; inset: 0; z-index: 20; background: rgba(13,13,13,.55); display: grid; place-items: center; padding: 20px; }
#about[hidden] { display: none; }
.about-card {
  width: min(380px, 100%); background: var(--paper); border: 3px solid var(--ink); box-shadow: 8px 8px 0 var(--red);
  padding: 18px 20px 16px; font: 14px/1.6 var(--ui); color: var(--ink); transform: rotate(-1deg);
}
.about-card h2 { margin: 0 0 10px; font: 900 26px/1 var(--display); }
.about-card h2 em { font-style: normal; margin-left: 6px; padding: 0 6px; background: var(--ink); color: var(--paper); }
.about-card p { margin: 0 0 10px; }
.about-card .small { font-size: 12px; color: rgba(13,13,13,.65); }
.about-close { display: block; margin-left: auto; border: 0; background: var(--ink); color: var(--paper); font: 800 13px/1 var(--ui); padding: 9px 14px; cursor: pointer; box-shadow: 3px 3px 0 var(--red); }