:root{
  --bg:#070a10;
  --panel:#0b1220;
  --panel2:#0a0f1a;
  --text:#e8eef6;
  --muted:#97a6bd;
  --line:rgba(255,255,255,.09);
  --glow:rgba(88,200,255,.24);
  --accent:#58c8ff;
  --accent2:#7cffb7;
  --danger:#ff4d6d;
  --warn:#ffd166;
  --radius:18px;
  --shadow: 0 12px 40px rgba(0,0,0,.55);
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Apple Color Emoji","Segoe UI Emoji";
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--text);
  background:
    radial-gradient(1000px 600px at 20% 10%, rgba(88,200,255,.10), transparent 60%),
    radial-gradient(900px 600px at 80% 0%, rgba(124,255,183,.10), transparent 65%),
    radial-gradient(900px 600px at 50% 90%, rgba(255,209,102,.08), transparent 60%),
    linear-gradient(180deg, #05070c 0%, #070a10 40%, #070a10 100%);
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed; inset:0;
  pointer-events:none;
  background:
    repeating-linear-gradient( to bottom,
      rgba(255,255,255,.03) 0px,
      rgba(255,255,255,.03) 1px,
      transparent 2px,
      transparent 6px);
  opacity:.18;
  mix-blend-mode:overlay;
}
a{color:inherit; text-decoration:none}
.wrap{max-width:1100px; margin:0 auto; padding:26px 18px 60px}
.top{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(7,10,16,.55);
  border-bottom:1px solid var(--line);
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 18px;
}
.brand{display:flex; align-items:baseline; gap:10px; font-weight:800; letter-spacing:.2px}
.brand a{color:var(--text)}
.brand .dot{color:var(--accent); text-shadow: 0 0 18px var(--glow)}
.brand .sub{color:var(--muted); font-weight:600; font-size:.95rem}
.nav{display:flex; gap:12px}
.nav a{
  padding:8px 12px;
  border:1px solid transparent;
  border-radius:999px;
  color:var(--muted);
}
.nav a.on, .nav a:hover{
  color:var(--text);
  border-color:var(--line);
  background: rgba(255,255,255,.03);
}

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px;
}
.mini{padding:14px}
.panel-title{color:var(--muted); font-weight:700; font-size:.95rem; margin-bottom:10px}
.sep{height:1px; background:var(--line); margin:14px 0}
.muted{color:var(--muted)}
.tiny{font-size:.85rem}

.hero{
  display:grid;
  grid-template-columns: 1.25fr .9fr;
  gap:18px;
  align-items:start;
}
.hero h1{margin:0 0 10px; font-size:3rem; line-height:1.05}
.lead{margin:0 0 16px; color:var(--muted); font-size:1.05rem}
.cta{display:flex; flex-wrap:wrap; gap:10px; margin:14px 0 10px}
.hint{display:flex; flex-wrap:wrap; gap:10px; margin-top:12px}
.chip{
  font-family:var(--mono);
  font-size:.85rem;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  color:var(--muted);
}
.note{
  margin-top:12px;
  padding:12px;
  border:1px dashed rgba(88,200,255,.35);
  border-radius:14px;
  background: rgba(88,200,255,.06);
}
.panel{padding:16px}
.scores{display:flex; flex-direction:column; gap:10px}
.score-row{
  display:grid;
  grid-template-columns: 48px 1fr auto;
  gap:10px;
  align-items:center;
  padding:10px;
  border:1px solid var(--line);
  border-radius:14px;
  background: rgba(0,0,0,.18);
}
.rank{font-family:var(--mono); color:var(--accent)}
.who{font-weight:750}
.meta{display:flex; gap:10px; align-items:baseline; color:var(--muted)}
.money{color:var(--accent2); font-weight:800}
.lvl{font-family:var(--mono); font-size:.9rem}

.glass{
  margin-top:14px;
  padding:16px;
  border-radius:var(--radius);
  border:1px solid rgba(124,255,183,.28);
  background: radial-gradient(600px 260px at 20% 0%, rgba(124,255,183,.10), transparent 55%),
              rgba(255,255,255,.02);
}
.glass-title{font-weight:800}
.glass-body{color:var(--muted); margin-top:8px}

.btn{
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color:var(--text);
  padding:10px 14px;
  border-radius:14px;
  cursor:pointer;
  font-weight:750;
  transition: transform .06s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.18)}
.btn:active{transform: translateY(1px)}
.btn.primary{
  border-color: rgba(88,200,255,.45);
  background: radial-gradient(600px 260px at 20% 0%, rgba(88,200,255,.18), transparent 55%),
              rgba(88,200,255,.07);
  box-shadow: 0 0 0 1px rgba(88,200,255,.12) inset;
}
.btn.ghost{background: rgba(255,255,255,.02)}
.btn.danger{
  border-color: rgba(255,77,109,.45);
  background: rgba(255,77,109,.09);
}
.btn.small{padding:8px 10px; border-radius:12px; font-size:.92rem}
.input{
  width:100%;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.25);
  color:var(--text);
  outline:none;
}
.input:focus{
  border-color: rgba(88,200,255,.45);
  box-shadow: 0 0 0 3px rgba(88,200,255,.14);
}

.grid2{display:grid; grid-template-columns:1fr 1fr; gap:16px}
.list{margin:10px 0 0; padding-left:18px; color:var(--muted)}
.list li{margin:8px 0}

.game{
  display:grid;
  grid-template-columns: 360px 1fr;
  gap:18px;
}
.hud .hud-row{display:flex; justify-content:space-between; padding:7px 0}
.hud .k{color:var(--muted)}
.hud .v{font-family:var(--mono); font-weight:800}
.jokers{display:flex; gap:10px; flex-wrap:wrap}

.ladder-list{display:flex; flex-direction:column; gap:8px}
.ladder-item{
  display:flex; justify-content:space-between; align-items:center;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.18);
  font-family:var(--mono);
}
.ladder-item .lvl{color:var(--muted)}
.ladder-item .amt{color:var(--accent2); font-weight:900}
.ladder-item.on{
  border-color: rgba(88,200,255,.45);
  box-shadow: 0 0 0 2px rgba(88,200,255,.14) inset;
}
.ladder-item.guarantee .lvl::after{
  content:"  •";
  color:var(--warn);
}

.question .q-top{display:flex; justify-content:space-between; align-items:center; margin-bottom:12px}
.q-cat{
  font-family:var(--mono);
  color:var(--accent);
  text-shadow: 0 0 18px rgba(88,200,255,.22);
}
.q-tag{
  font-family:var(--mono);
  color:var(--muted);
  border:1px solid var(--line);
  padding:6px 10px;
  border-radius:999px;
  background: rgba(255,255,255,.02);
}
.q-text{font-size:1.3rem; font-weight:850; line-height:1.25; margin:10px 0 16px}
.answers{display:grid; gap:10px}
.ans{
  display:grid;
  grid-template-columns: 38px 1fr;
  gap:12px;
  align-items:center;
  padding:12px 14px;
  border-radius:16px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.22);
  cursor:pointer;
  text-align:left;
  color:var(--text);
  transition: transform .06s ease, background .15s ease, border-color .15s ease;
}
.ans:hover{background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.18)}
.ans:active{transform: translateY(1px)}
.ans .l{
  font-family:var(--mono);
  font-weight:900;
  color:var(--accent);
}
.ans.hidden{
  opacity:.35;
  pointer-events:none;
  filter:saturate(.3);
}
.ans.disabled{pointer-events:none; opacity:.6}
.ans.good{border-color: rgba(124,255,183,.45); background: rgba(124,255,183,.10)}
.ans.bad{border-color: rgba(255,77,109,.55); background: rgba(255,77,109,.10)}

.feedback{
  margin-top:12px;
  min-height:22px;
  color:var(--muted);
}
.explain{
  margin-top:10px;
  padding:12px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  color:var(--muted);
  display:none;
}

.row{display:flex; gap:10px; align-items:center; flex-wrap:wrap}
.stat{display:flex; justify-content:space-between; padding:10px 0; border-bottom:1px solid var(--line)}
.stat:last-child{border-bottom:none}
.foot{
  max-width:1100px;
  margin:0 auto;
  padding:16px 18px 30px;
  color:rgba(151,166,189,.75);
  font-size:.9rem;
}

.joker-text{color:var(--text); line-height:1.25}
.joker-chart{margin-top:10px; display:grid; gap:8px}
.bar{
  border:1px solid var(--line);
  background: rgba(0,0,0,.18);
  border-radius:999px;
  overflow:hidden;
  height:16px;
}
.bar > div{
  height:100%;
  background: linear-gradient(90deg, rgba(88,200,255,.55), rgba(124,255,183,.55));
}

@media (max-width: 980px){
  .hero{grid-template-columns:1fr; }
  .game{grid-template-columns:1fr}
}