:root{
  --bg:#05070d;
  --panel:#0d1424;
  --panel-2:#101a2f;
  --line:rgba(148, 163, 184, .18);
  --text:#eef6ff;
  --muted:#92a1b6;
  --accent:#37e6ff;
  --accent-2:#8cff6b;
  --gold:#ffd166;
  --silver:#d7e3f4;
  --bronze:#ffb184;
  --danger:#ff5c7a;
  --radius:24px;
  --shadow:0 24px 80px rgba(0,0,0,.45);
  --font:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:"SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;
}

*{box-sizing:border-box}
html{min-height:100%}
body{
  margin:0;
  min-height:100vh;
  background:
    radial-gradient(circle at 15% 0%, rgba(55,230,255,.18), transparent 36%),
    radial-gradient(circle at 85% 10%, rgba(140,255,107,.13), transparent 32%),
    linear-gradient(135deg, #05070d 0%, #0b1020 48%, #07131d 100%);
  color:var(--text);
  font-family:var(--font);
  overflow-x:hidden;
}

.bg-orb{
  position:fixed;
  width:420px;
  height:420px;
  border-radius:999px;
  filter:blur(36px);
  opacity:.35;
  pointer-events:none;
  z-index:0;
}
.bg-orb-one{left:-180px;top:220px;background:rgba(55,230,255,.26)}
.bg-orb-two{right:-160px;bottom:-140px;background:rgba(140,255,107,.22)}

.app-shell{
  position:relative;
  z-index:1;
  width:min(1180px, calc(100% - 32px));
  margin:0 auto;
  padding:28px 0 40px;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:22px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--text);
  text-decoration:none;
}
.brand-mark{
  display:grid;
  place-items:center;
  width:46px;
  height:46px;
  border-radius:16px;
  background:linear-gradient(135deg, var(--accent), var(--accent-2));
  color:#06101d;
  font-weight:900;
  box-shadow:0 0 38px rgba(55,230,255,.34);
}
.brand strong{display:block;font-size:16px;line-height:1.05}
.brand small{display:block;margin-top:4px;color:var(--muted);font-size:12px}

.privacy-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:0 18px;
  border:1px solid rgba(55,230,255,.28);
  border-radius:999px;
  color:var(--text);
  background:rgba(13,20,36,.72);
  text-decoration:none;
  font-weight:800;
  font-size:13px;
  box-shadow:0 12px 30px rgba(0,0,0,.18);
  transition:transform .15s ease, border-color .15s ease, background .15s ease;
}
.privacy-link:hover{transform:translateY(-1px);border-color:var(--accent);background:rgba(55,230,255,.10)}

.workspace{display:grid;gap:22px}

.hero{
  display:grid;
  grid-template-columns:1fr auto;
  gap:24px;
  align-items:end;
  padding:34px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:
    linear-gradient(135deg, rgba(16,26,47,.92), rgba(10,15,28,.72)),
    radial-gradient(circle at 70% 25%, rgba(55,230,255,.20), transparent 45%);
  box-shadow:var(--shadow);
  overflow:hidden;
}

.eyebrow{
  margin:0 0 12px;
  color:var(--accent-2);
  font-size:12px;
  font-weight:900;
  letter-spacing:.18em;
  text-transform:uppercase;
}

h1{
  margin:0;
  font-size:clamp(34px, 6vw, 72px);
  line-height:.95;
  letter-spacing:-.06em;
  text-transform:uppercase;
}

.hero-text{
  max-width:620px;
  margin:16px 0 0;
  color:var(--muted);
  font-size:15px;
}

.stat-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(120px, 1fr));
  gap:12px;
  min-width:min(460px, 100%);
}

.stat-card{
  padding:18px;
  border:1px solid var(--line);
  border-radius:20px;
  background:rgba(255,255,255,.045);
  backdrop-filter:blur(12px);
}
.stat-card span{display:block;color:var(--muted);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.07em}
.stat-card strong{display:block;margin-top:8px;color:var(--text);font-size:24px;line-height:1;font-family:var(--mono)}

.board-panel{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(13,20,36,.86);
  box-shadow:var(--shadow);
  overflow:hidden;
}

.board-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(90deg, rgba(255,255,255,.06), rgba(255,255,255,.015));
}
.board-toolbar h2{margin:0;font-size:18px;letter-spacing:-.02em}
.board-toolbar p{margin:4px 0 0;color:var(--muted);font-size:13px}

.controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.btn{
  border:1px solid rgba(55,230,255,.22);
  background:linear-gradient(135deg, rgba(55,230,255,.16), rgba(140,255,107,.10));
  color:var(--text);
  min-height:38px;
  padding:0 14px;
  border-radius:12px;
  font-family:var(--font);
  font-weight:900;
  font-size:12px;
  cursor:pointer;
  transition:transform .15s ease, opacity .15s ease, border-color .15s ease;
}
.btn:hover:not(:disabled){transform:translateY(-1px);border-color:var(--accent)}
.btn:disabled{opacity:.38;cursor:not-allowed}
.btn.ghost{background:rgba(255,255,255,.035)}
.page-indicator{min-height:38px;display:grid;place-items:center;padding:0 12px;color:var(--muted);font-size:12px;font-weight:800;font-family:var(--mono)}

.table-wrap{width:100%;overflow:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
thead{background:rgba(5,7,13,.42)}
th{
  text-align:left;
  padding:15px 18px;
  color:var(--muted);
  font-size:11px;
  font-weight:900;
  letter-spacing:.12em;
  text-transform:uppercase;
  white-space:nowrap;
}
td{padding:16px 18px;border-top:1px solid var(--line);vertical-align:middle}
tbody tr{transition:background .15s ease, transform .15s ease}
tbody tr:hover{background:rgba(55,230,255,.055)}

.col-rank{width:130px}.col-score{text-align:right}.col-date{color:var(--muted);font-size:12px;white-space:nowrap}.mono{font-family:var(--mono)}
.rank{display:flex;align-items:center;gap:10px}.rank-num{display:inline-grid;place-items:center;min-width:58px;height:34px;border-radius:999px;background:rgba(255,255,255,.06);font-weight:950;color:var(--text)}
.rank-1 .rank-num{background:rgba(255,209,102,.18);color:var(--gold);box-shadow:0 0 26px rgba(255,209,102,.13)}
.rank-2 .rank-num{background:rgba(215,227,244,.14);color:var(--silver)}
.rank-3 .rank-num{background:rgba(255,177,132,.14);color:var(--bronze)}

.user{display:flex;align-items:center;gap:12px}.avatar{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border-radius:15px;background:linear-gradient(135deg, rgba(55,230,255,.22), rgba(140,255,107,.15));border:1px solid rgba(55,230,255,.18);font-weight:950;color:var(--accent)}
.uname{font-weight:900;color:var(--text)}.uid{max-width:330px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:11px;margin-top:3px}.score{display:inline-block;color:var(--accent-2);font-size:18px;font-weight:950;text-shadow:0 0 18px rgba(140,255,107,.16)}
.state-cell{text-align:center;color:var(--muted);padding:34px!important}.hint{min-height:18px;color:var(--danger);font-size:13px}.panel-bottom{padding:14px 22px;border-top:1px solid var(--line);background:rgba(5,7,13,.22)}

@media (max-width: 880px){
  .app-shell{width:min(100% - 20px, 1180px);padding-top:16px}.topbar{align-items:flex-start}.hero{grid-template-columns:1fr;padding:24px}.stat-grid{grid-template-columns:1fr}.board-toolbar{align-items:flex-start;flex-direction:column}.controls{justify-content:flex-start}.col-date{display:none}th.col-date,td.col-date{display:none}.uid{max-width:190px}
}

@media (max-width: 520px){
  h1{font-size:38px}.privacy-link{padding:0 12px;font-size:12px}.brand small{display:none}.board-toolbar,.panel-bottom{padding-left:14px;padding-right:14px}th,td{padding:13px 12px}.avatar{display:none}.col-rank{width:auto}.score{font-size:15px}.btn{padding:0 10px}
}