:root {
  --bg: #0f1115;
  --panel: #161a22;
  --border: #232936;
  --text: #e6e8ed;
  --muted: #8b94a7;
  --accent: #7cc6ff;
  --win: #4ade80;
  --loss: #f87171;
  --tie: #f59e0b;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--text);
  min-height: 100vh;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; background: var(--panel); border-bottom: 1px solid var(--border);
}
.brand { color: var(--text); text-decoration: none; font-weight: 700; }
.topbar nav a { color: var(--muted); text-decoration: none; margin-left: 16px; }
.topbar nav a:hover { color: var(--text); }
main { max-width: 960px; margin: 0 auto; padding: 24px 20px 60px; }
h1 { margin: 0 0 18px; font-size: 26px; }
h2 { margin: 28px 0 12px; font-size: 18px; color: var(--muted); }
small { color: var(--muted); }
a { color: var(--accent); }
.empty { color: var(--muted); }
.meta { color: var(--muted); font-size: 13px; margin-top: 14px; }
.mono { font-family: ui-monospace, Menlo, monospace; font-size: 13px; color: var(--muted); }

table { width: 100%; border-collapse: collapse; background: var(--panel);
        border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { background: #1c2230; color: var(--muted); font-weight: 600; font-size: 13px; }
tr:last-child td { border-bottom: 0; }
td.rank, td.elo { font-weight: 600; }

.player-card { display: grid; grid-template-columns: repeat(auto-fit,minmax(120px,1fr));
               gap: 10px; background: var(--panel); border: 1px solid var(--border);
               border-radius: 8px; padding: 14px; margin-bottom: 18px; }
.player-card div { display: flex; flex-direction: column; }
.player-card strong { color: var(--muted); font-size: 12px; font-weight: 500; }
.player-card span { font-size: 18px; font-weight: 600; }

tr.r-win td:last-child { color: var(--win); font-weight: 600; }
tr.r-loss td:last-child { color: var(--loss); font-weight: 600; }
tr.r-tie td:last-child { color: var(--tie); font-weight: 600; }

form label { display: block; margin: 8px 0; }
form input[type=text] { background: #0b0e14; color: var(--text);
                        border: 1px solid var(--border); border-radius: 6px;
                        padding: 8px 10px; width: 100%; max-width: 320px; }
button { background: var(--accent); color: #0a0d12; border: 0; padding: 8px 14px;
         border-radius: 6px; cursor: pointer; font-weight: 600; }
button.danger { background: var(--loss); color: white; }
button:hover { opacity: 0.9; }
.flash { background: #1d2c1d; border: 1px solid var(--win); padding: 10px 14px;
         border-radius: 6px; margin-bottom: 16px; }

footer { text-align: center; padding: 20px; color: var(--muted); }

@media (max-width: 640px) {
  table.ranking th:nth-child(3), table.ranking td:nth-child(3) { display: none; }
  table.ranking th:nth-child(7), table.ranking td:nth-child(7) { display: none; }
  main { padding: 16px 12px 40px; }
}