:root{
  --bg:#0b1020;
  --panel:#121a33;
  --panel2:#0f1730;
  --text:#e8eefc;
  --muted:#a9b7e6;
  --border:#27305a;
  --accent:#7dd3fc;
  --accent2:#a78bfa;
  --danger:#fb7185;
  --ok:#34d399;
  --warn:#fbbf24;
  --shadow: 0 8px 30px rgba(0,0,0,.35);
  --radius:14px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 700px at 20% 0%, rgba(167,139,250,.20), transparent 55%),
              radial-gradient(1000px 600px at 80% 20%, rgba(125,211,252,.18), transparent 55%),
              var(--bg);
  color:var(--text);
}

.topbar{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 18px;
  background: rgba(11,16,32,.75);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(39,48,90,.6);
}
.brand{display:flex; gap:12px; align-items:center}
.logo{
  width:38px; height:38px; border-radius:12px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(125,211,252,.25), rgba(167,139,250,.25));
  border:1px solid rgba(125,211,252,.35);
  box-shadow: var(--shadow);
  font-weight:800;
}
.title{font-weight:800; letter-spacing:.2px}
.subtitle{font-size:12px; color:var(--muted)}
.nav{display:flex; gap:10px; align-items:center}
.link{color:var(--accent); text-decoration:none; font-weight:600}
.link:hover{text-decoration:underline}

.container{max-width:1050px; margin:18px auto; padding:0 16px 30px}
.container.wide{max-width:1280px}
.panel{
  background: linear-gradient(180deg, rgba(18,26,51,.92), rgba(15,23,48,.92));
  border:1px solid rgba(39,48,90,.75);
  border-radius: var(--radius);
  padding:16px;
  box-shadow: var(--shadow);
}
.panel + .panel{margin-top:14px}
.panel.inner{padding:14px; background: rgba(18,26,51,.65)}

h2{margin:0 0 10px 0}
h3{margin:0 0 10px 0}

.grid2{display:grid; grid-template-columns: 1fr 1fr; gap:14px}
@media (max-width: 900px){
  .grid2{grid-template-columns:1fr}
}

.form{display:grid; gap:10px}
label{display:grid; gap:6px; color:var(--muted); font-size:12px}
input{
  background: rgba(10,14,28,.6);
  border:1px solid rgba(39,48,90,.85);
  color:var(--text);
  padding:10px 12px;
  border-radius: 12px;
  outline:none;
}
input:focus{border-color: rgba(125,211,252,.7); box-shadow: 0 0 0 3px rgba(125,211,252,.14)}

.btn{
  border:1px solid rgba(39,48,90,.9);
  background: rgba(10,14,28,.55);
  color: var(--text);
  padding:10px 12px;
  border-radius: 12px;
  cursor:pointer;
  font-weight:700;
}
.btn:hover{border-color: rgba(125,211,252,.55)}
.btn.primary{
  border-color: rgba(125,211,252,.65);
  background: linear-gradient(135deg, rgba(125,211,252,.25), rgba(167,139,250,.18));
}
.btn.ghost{background: transparent}
.btn:disabled{opacity:.5; cursor:not-allowed}

.row{display:flex; align-items:center; gap:12px}
.smallgap{gap:8px}
.spacer{flex:1}
.small{font-size:12px}
.muted{color:var(--muted)}
.hint{color: rgba(233, 242, 255, .85); font-size:12px}
.footer{padding:14px 16px 24px; text-align:center}

.rooms{display:grid; grid-template-columns: 1fr 1fr; gap:10px}
@media (max-width: 900px){.rooms{grid-template-columns:1fr}}
.roomcard{
  border:1px solid rgba(39,48,90,.85);
  background: rgba(10,14,28,.35);
  padding:12px;
  border-radius: 14px;
  display:flex; align-items:center; gap:12px;
}
.roomcard .meta{flex:1}
.roomname{font-weight:800}
.roomcode{font-family:var(--mono); color:rgba(233,242,255,.9)}
.status{font-size:12px; color:var(--muted)}
.roomcard.disabled{opacity:.55}
.roomcard.disabled .btn{display:none}

.badge{
  display:inline-flex; align-items:center;
  padding:6px 10px;
  border-radius: 999px;
  border:1px solid rgba(39,48,90,.85);
  background: rgba(10,14,28,.45);
  font-size:12px;
  color:rgba(233,242,255,.92);
}
.badge.code{font-family:var(--mono)}

.board{display:grid; grid-template-columns: 360px 1fr; gap:14px; margin-top:12px}
@media (max-width: 1050px){.board{grid-template-columns:1fr}}

.players{display:grid; gap:8px}
.player{
  display:flex; align-items:center; justify-content:space-between;
  border:1px solid rgba(39,48,90,.75);
  background: rgba(10,14,28,.35);
  padding:10px 12px;
  border-radius: 14px;
}
.player .left{display:flex; flex-direction:column; gap:2px}
.player .name{font-weight:800}
.player .sub{font-size:12px; color:var(--muted)}
.pill{font-size:12px; padding:4px 8px; border-radius:999px; border:1px solid rgba(39,48,90,.85); background: rgba(10,14,28,.35)}
.pill.ok{border-color: rgba(52,211,153,.55); color: rgba(167,243,208,.95)}
.pill.warn{border-color: rgba(251,191,36,.55); color: rgba(253,230,138,.95)}
.pill.bad{border-color: rgba(251,113,133,.55); color: rgba(254,202,202,.95)}

.chat{height:220px; overflow:auto; border:1px solid rgba(39,48,90,.7); border-radius: 14px; padding:10px; background: rgba(10,14,28,.25)}
.chatline{margin:0 0 10px 0; font-size:13px; line-height:1.25}
.chatline .who{font-weight:800}
.chatline .ts{font-family:var(--mono); font-size:11px; color:rgba(169,183,230,.85)}
.chatline.system{color: rgba(167,243,208,.9)}
.chatbar{display:flex; gap:8px; margin-top:8px}
.chatbar input{flex:1}

.history{max-height:260px; overflow:auto; border:1px solid rgba(39,48,90,.7); border-radius:14px; padding:10px; background: rgba(10,14,28,.25)}
.history .item{border-bottom:1px dashed rgba(39,48,90,.6); padding:8px 0}
.history .item:last-child{border-bottom:none}

.trick{display:grid; grid-template-columns: repeat(4, minmax(140px, 1fr)); gap:10px; margin-top:10px}
@media (max-width: 900px){.trick{grid-template-columns: repeat(2, 1fr)}}
.trickcard{
  border:1px solid rgba(39,48,90,.85);
  background: rgba(10,14,28,.35);
  border-radius: 14px;
  padding:10px;
  min-height:72px;
}
.trickcard .who{font-weight:800; margin-bottom:6px}
.trickcard .what{font-family:var(--mono); font-size:13px; color: rgba(233,242,255,.95)}

.hand{display:grid; grid-template-columns: repeat(6, minmax(130px, 1fr)); gap:10px; margin-top:10px}
@media (max-width: 1100px){.hand{grid-template-columns: repeat(4, 1fr)}}
@media (max-width: 650px){.hand{grid-template-columns: repeat(2, 1fr)}}
.cardbtn{
  border:1px solid rgba(39,48,90,.85);
  background: rgba(10,14,28,.35);
  color:var(--text);
  border-radius: 14px;
  padding:10px;
  text-align:left;
  cursor:pointer;
}
.cardbtn:hover{border-color: rgba(125,211,252,.55)}
.cardbtn .top{display:flex; justify-content:space-between; align-items:center; gap:10px}
.cardbtn .label{font-weight:900; font-family:var(--mono)}
.cardbtn .type{font-size:12px; color:var(--muted)}
.cardbtn .note{font-size:12px; color:rgba(233,242,255,.8); margin-top:8px}
.cardbtn.disabled{opacity:.5; cursor:not-allowed}

.bidbox{display:flex; align-items:center; gap:8px}
.bidbox input{width:80px}

.dialog::backdrop{background: rgba(0,0,0,.55)}
.dialogcard{
  border:1px solid rgba(39,48,90,.85);
  background: linear-gradient(180deg, rgba(18,26,51,.97), rgba(15,23,48,.97));
  border-radius: 16px;
  padding:14px;
  color:var(--text);
  min-width: min(520px, calc(100vw - 40px));
}

.content ul{line-height:1.55}
.callout{margin-top:12px; padding:12px; border-radius:14px; background: rgba(125,211,252,.10); border:1px solid rgba(125,211,252,.22); color: rgba(233,242,255,.9)}