:root{
  --ink:#1a2240;
  --muted:rgba(26,34,64,.75);
  --line:rgba(26,34,64,.18);

  --bg0:#fff3fb;
  --bg1:#f0fbff;
  --bg2:#f7fff4;

  --glass: rgba(255,255,255,.55);
  --shadow: rgba(26,34,64,.10);

  --accent:#7ec8ff;
  --accent2:#ffd38c;
  --accent3:#b8f3d1;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: system-ui,-apple-system,Segoe UI,Roboto,"Noto Sans KR",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(900px 420px at 20% 0%, #ffe7f5 0%, transparent 60%),
    radial-gradient(900px 420px at 80% 0%, #e8fbff 0%, transparent 60%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
}

.topbar{
  position:sticky; top:0; z-index:6;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,.55);
  border-bottom:1px solid var(--line);
  padding:14px 16px;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}

.brand{display:flex;align-items:center;gap:12px}
.logo{
  width:14px;height:14px;border-radius:999px;
  background: linear-gradient(180deg,var(--accent),#a6e7ff);
  box-shadow: 0 0 0 6px rgba(126,200,255,.18);
}
.title{font-weight:900;letter-spacing:-.2px}
.subtitle{font-size:13px;color:var(--muted);margin-top:2px}

.tips{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.chip{
  font-size:12px;color:rgba(26,34,64,.82);
  padding:6px 10px;border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.55);
}

.wrap{
  max-width:1100px;
  margin:0 auto;
  padding:12px;
  position:relative;
}

canvas{
  width:100%;
  height:min(74vh,720px);
  border-radius:20px;
  border:1px solid var(--line);
  background: linear-gradient(180deg,#f1fbff,#f8fff4);
  box-shadow: 0 22px 55px var(--shadow);
  touch-action:none;
}

#world{ cursor:none; }

.hud{
  position:absolute;
  left:18px; top:18px;
  display:flex;
  flex-direction:column;
  gap:10px;
  pointer-events:none;
  z-index:3;
}

.hud-row{display:flex;gap:8px;flex-wrap:wrap}
.pill{
  font-size:12px;
  padding:7px 10px;
  border-radius:999px;
  background: rgba(255,255,255,.68);
  border:1px solid var(--line);
}

.help{
  font-size:13px;
  color:rgba(26,34,64,.78);
  background: rgba(255,255,255,.62);
  border:1px solid var(--line);
  border-radius:16px;
  padding:10px 12px;
  max-width:min(600px, calc(100vw - 60px));
}

.toast{
  position:absolute; left:18px; right:18px; bottom:18px;
  padding:12px 14px;
  border-radius:16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.72);
  backdrop-filter: blur(10px);
  font-size:14px;
  z-index:3;
}
.toast b{color:rgba(26,34,64,.95)}

.fade{
  position:absolute; inset:12px;
  border-radius:20px;
  pointer-events:none;
  background: #ffffff;
  opacity:0;
  transition: opacity 380ms ease;
  z-index:5;
}
.fade.on{ opacity:1; }