:root{
  --ink:#0d2233;
  --paper:rgba(255,255,255,.92);
  --line:rgba(13,34,51,.10);
  --brand:#1b7fd4;
  --brand2:#12b3a6;
  --gold:#f6b73c;
  --shadow:0 18px 50px rgba(7,32,54,.28);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;overflow:hidden;background:#9fe3ff;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,sans-serif;
  color:var(--ink);
  user-select:none;-webkit-user-select:none;
  touch-action:none;
}

#app{position:fixed;inset:0}
#game{display:block;width:100%;height:100%;cursor:crosshair}

/* ---------- HUD ---------- */
#hud{
  position:absolute;top:0;left:0;right:0;padding:10px 12px 0;
  display:flex;flex-direction:column;align-items:center;gap:6px;
  pointer-events:none;
}
.chain{
  display:flex;align-items:center;gap:2px;
  padding:5px 8px;border-radius:999px;
  background:rgba(9,42,66,.34);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  max-width:100%;overflow:hidden;
}
.chain .chip{
  font-size:12px;line-height:1;padding:5px 8px;border-radius:999px;
  color:rgba(255,255,255,.62);white-space:nowrap;transition:.25s;
}
.chain .chip.done{color:rgba(255,255,255,.9)}
.chain .chip.now{
  color:#0d2233;background:linear-gradient(180deg,#ffe08a,#f6b73c);
  font-weight:700;box-shadow:0 0 0 2px rgba(255,255,255,.5),0 4px 14px rgba(246,183,60,.55);
}
.chain .arrow{color:rgba(255,255,255,.35);font-size:10px}
.stat{
  font-size:12.5px;color:#fff;padding:4px 12px;border-radius:999px;
  background:rgba(9,42,66,.30);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  text-shadow:0 1px 2px rgba(0,0,0,.25);
}
.stat .dot{opacity:.45;margin:0 4px}
.stat b{color:#ffe08a}

.icon-btn{
  position:absolute;top:12px;right:12px;width:38px;height:38px;border:0;
  border-radius:50%;font-size:17px;cursor:pointer;
  background:rgba(9,42,66,.32);color:#fff;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.icon-btn:hover{background:rgba(9,42,66,.5)}

/* ---------- 屏幕层 ---------- */
.screen{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  padding:20px;z-index:20;
  background:radial-gradient(120% 90% at 50% 0%,rgba(120,220,255,.55),rgba(6,38,64,.72));
  backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  animation:fade .3s ease both;
}
@keyframes fade{from{opacity:0}to{opacity:1}}
.hidden{display:none!important}

.panel{
  width:min(440px,100%);max-height:100%;overflow:auto;
  background:var(--paper);border-radius:24px;padding:26px 24px 22px;
  box-shadow:var(--shadow);text-align:center;
  border:1px solid rgba(255,255,255,.7);
}
.panel h1{
  margin:0 0 4px;font-size:30px;letter-spacing:2px;
  background:linear-gradient(90deg,var(--brand),var(--brand2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.panel h1 .tag{
  display:inline-block;vertical-align:middle;margin-left:8px;
  font-size:11px;letter-spacing:1px;padding:4px 8px;border-radius:8px;
  background:linear-gradient(180deg,#ffe08a,#f6b73c);color:#7a4a06;
  -webkit-text-fill-color:#7a4a06;
}
.panel h2{margin:0 0 12px;font-size:24px;letter-spacing:4px;color:#12324a}

.portrait-wrap{position:relative;width:132px;height:132px;margin:10px auto 14px}
.portrait-wrap.small{width:96px;height:96px}
.portrait{
  width:100%;height:100%;border-radius:50%;object-fit:cover;object-position:50% 35%;
  display:block;border:4px solid #fff;
  box-shadow:0 10px 26px rgba(7,32,54,.32),0 0 0 2px rgba(27,127,212,.35);
}
.portrait-wrap .you-badge{
  position:absolute;right:-2px;bottom:2px;padding:3px 9px;border-radius:999px;
  background:linear-gradient(180deg,#ffe08a,#f6b73c);color:#7a4a06;
  font-size:12px;font-weight:700;box-shadow:0 4px 12px rgba(246,183,60,.5);
}
.portrait-wrap.dragon .portrait{
  box-shadow:0 0 0 3px rgba(246,183,60,.85),0 0 34px rgba(246,183,60,.75),0 10px 26px rgba(7,32,54,.35);
}

.sub{margin:0 0 14px;font-size:13.5px;color:#4a6a85;letter-spacing:1px}
.rules{
  margin:0 0 18px;padding:14px 16px 14px 32px;text-align:left;
  background:linear-gradient(180deg,rgba(27,127,212,.07),rgba(18,179,166,.07));
  border-radius:14px;font-size:12.5px;line-height:2;color:#3a5a75;
}
.rules li::marker{color:var(--brand2)}
.rules b{color:#0d2233}

.primary{
  width:100%;padding:14px;border:0;border-radius:14px;cursor:pointer;
  font-size:16px;font-weight:700;letter-spacing:3px;color:#fff;
  background:linear-gradient(180deg,#37a3f0,#1b7fd4);
  box-shadow:0 8px 20px rgba(27,127,212,.38);
  transition:transform .12s,box-shadow .12s;
}
.primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(27,127,212,.46)}
.primary:active{transform:translateY(1px) scale(.99)}

.result{margin:6px 0 4px;font-size:15px;color:#3a5a75}
.result b{font-size:19px;color:#12324a;letter-spacing:1px}
.beat{margin:0 0 6px;font-size:13px;color:#4a6a85}
.beat b{color:var(--brand);font-size:16px}
.best{margin:6px 0 16px;font-size:12.5px;color:#7b93a8}
.best span{color:#3a5a75;font-weight:600}

.win-panel{
  background:linear-gradient(180deg,#fffaf0 0%,rgba(255,255,255,.95) 60%);
  box-shadow:0 0 0 2px rgba(246,183,60,.5),0 18px 60px rgba(122,74,6,.35);
}
.win-title{
  font-size:22px;letter-spacing:2px;
  background:linear-gradient(90deg,#e08b12,#f6b73c,#e08b12);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

.hint{
  position:absolute;left:50%;bottom:34px;transform:translateX(-50%);
  padding:8px 18px;border-radius:999px;font-size:13px;color:#fff;
  background:rgba(9,42,66,.4);backdrop-filter:blur(6px);
  pointer-events:none;transition:opacity .5s;opacity:1;
}
.hint.gone{opacity:0}

@media (max-width:520px){
  .panel{padding:20px 16px 18px;border-radius:20px}
  .panel h1{font-size:24px}
  .portrait-wrap{width:104px;height:104px}
  .chain .chip{font-size:11px;padding:4px 6px}
  .rules{font-size:11.5px;line-height:1.9}
}