:root {
  --bg: #05050f;
  --panel: rgba(10, 16, 32, 0.66);
  --panel-line: rgba(180, 210, 255, 0.16);
  --cyan: #39e6ff;
  --violet: #c46bff;
  --green: #7CFFb2;
  --gold: #ffd34d;
  --ember: #ff5d3c;
  --text: #cfe9ff;
  --dim: #7d8aa8;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body {
  min-height: 100%;
  background:
    radial-gradient(circle at 50% -10%, rgba(57,230,255,0.10), transparent 55%),
    radial-gradient(circle at 90% 10%, rgba(196,107,255,0.08), transparent 45%),
    var(--bg);
  color: var(--text);
  font-family: "Space Grotesk", system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 920px; margin: 0 auto; padding: 28px 20px 64px; }

.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 8px; }
.back { color: var(--dim); text-decoration: none; font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--panel-line); border-radius: 8px; padding: 7px 11px; transition: .2s; }
.back:hover { color: #fff; border-color: var(--cyan); }

.account { display: flex; align-items: center; gap: 10px; }
.account .chip { display: flex; align-items: center; gap: 8px; background: var(--panel); border: 1px solid var(--panel-line);
  border-radius: 999px; padding: 6px 12px 6px 6px; font-size: 13px; }
.account .avatar { width: 26px; height: 26px; border-radius: 50%; background: var(--cyan); color: #04060e;
  display: grid; place-items: center; font-weight: 700; font-size: 13px; }
.btn { cursor: pointer; border: 1px solid var(--cyan); color: #04060e; background: var(--cyan); font-weight: 700;
  border-radius: 10px; padding: 9px 16px; font-size: 13px; letter-spacing: .03em; transition: .15s; font-family: inherit; }
.btn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--panel-line); }
.btn.ghost:hover { border-color: var(--cyan); color: #fff; }
.btn.green { background: var(--green); border-color: var(--green); }

.hero { text-align: center; margin: 18px 0 6px; }
.hero h1 { font-size: clamp(30px, 6vw, 52px); letter-spacing: .01em; text-shadow: 0 0 26px rgba(255,211,77,0.35); color: #fff; }
.hero .sub { color: var(--violet); font-size: 13px; letter-spacing: .12em; text-transform: uppercase; margin-top: 6px; }
.mode-badge { display: inline-block; margin-top: 12px; font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  border-radius: 999px; padding: 4px 12px; border: 1px solid var(--panel-line); color: var(--dim); }
.mode-badge.live { color: var(--green); border-color: rgba(124,255,178,.4); }
.mode-badge.demo { color: var(--gold); border-color: rgba(255,211,77,.4); }

.tabs { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: 22px 0 14px; }
.tab { cursor: pointer; background: var(--panel); border: 1px solid var(--panel-line); color: var(--dim);
  border-radius: 10px; padding: 9px 14px; font-size: 13px; font-weight: 600; transition: .15s; font-family: inherit; }
.tab:hover { color: var(--text); }
.tab.active { color: #fff; border-color: var(--cyan); box-shadow: 0 0 14px rgba(57,230,255,.25); background: rgba(57,230,255,.10); }

.board { background: var(--panel); border: 1px solid var(--panel-line); border-radius: 16px; overflow: hidden; }
.board .head, .row { display: grid; grid-template-columns: 64px 1fr 120px; align-items: center; }
.board .head { padding: 12px 18px; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--dim);
  border-bottom: 1px solid var(--panel-line); }
.row { padding: 13px 18px; border-bottom: 1px solid rgba(180,210,255,0.06); transition: background .15s; }
.row:last-child { border-bottom: none; }
.row:nth-child(even) { background: rgba(255,255,255,0.015); }
.row.you { background: rgba(124,255,178,0.10); box-shadow: inset 0 0 0 1px rgba(124,255,178,.4); }
.rank { font-weight: 700; color: var(--dim); }
.rank.g1 { color: var(--gold); } .rank.g2 { color: #cdd9e6; } .rank.g3 { color: #d59a5a; }
.pname { font-weight: 600; color: #fff; display: flex; align-items: center; gap: 8px; }
.pname .tag { font-size: 10px; color: var(--dim); border: 1px solid var(--panel-line); border-radius: 6px; padding: 1px 6px; }
.pval { text-align: right; font-weight: 700; color: var(--cyan); font-variant-numeric: tabular-nums; }
.row.you .pval, .row.you .pname { color: var(--green); }
.empty { padding: 40px; text-align: center; color: var(--dim); }

.publish { margin-top: 22px; background: var(--panel); border: 1px solid var(--panel-line); border-radius: 16px; padding: 20px; }
.publish h2 { font-size: 16px; margin-bottom: 4px; }
.publish p { color: var(--dim); font-size: 13px; }
.statgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; margin: 16px 0; }
.stat { background: rgba(5,7,15,0.5); border: 1px solid var(--panel-line); border-radius: 10px; padding: 10px 12px; }
.stat .k { font-size: 11px; color: var(--dim); letter-spacing: .06em; text-transform: uppercase; }
.stat .v { font-size: 22px; font-weight: 700; color: #fff; margin-top: 2px; font-variant-numeric: tabular-nums; }
.publish .actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.note { color: var(--dim); font-size: 12px; margin-top: 14px; text-align: center; line-height: 1.6; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: rgba(8,12,26,.95);
  border: 1px solid var(--cyan); color: #fff; padding: 12px 20px; border-radius: 12px; font-size: 14px;
  box-shadow: 0 8px 30px rgba(0,0,0,.5); opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(-4px); }