:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1d2330;
  --muted: #646d7e;
  --border: #dde1e8;
  --accent: #2f6fde;
  --ok: #1f8a4c;
  --err: #c0392b;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171d;
    --card: #1d222b;
    --text: #e6e9ef;
    --muted: #9aa3b2;
    --border: #2e3541;
    --accent: #6d9cf0;
    --ok: #4cc27f;
    --err: #ef6a5b;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.5;
}
main { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
h1 { margin: 0 0 4px; font-size: 1.6rem; }
nav { margin-bottom: 24px; font-size: 0.95rem; }
nav a { color: var(--accent); }
.muted { color: var(--muted); }
.banner {
  padding: 10px 14px; border-radius: 8px; margin-bottom: 20px;
  background: color-mix(in srgb, #e6a700 15%, transparent); border: 1px solid #e6a700;
}

label { display: block; font-weight: 600; margin-bottom: 6px; }
input[type="text"] {
  width: 100%; padding: 10px 12px; font-size: 1rem;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--card); color: var(--text);
}

ol.rank-list { list-style: none; padding: 0; margin: 8px 0 20px; }
.rank-list li {
  display: flex; align-items: center; gap: 12px;
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 14px; margin-bottom: 10px; cursor: grab; user-select: none;
}
.rank-list li.dragging { opacity: 0.5; }
.rank-num {
  flex: none; width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 700;
  background: var(--accent); color: #fff;
}
.rank-body { flex: 1; min-width: 0; }
.rank-body strong { display: block; }
.rank-body span { color: var(--muted); font-size: 0.9rem; }
.move { display: flex; flex-direction: column; gap: 4px; }
.move button {
  width: 32px; height: 26px; padding: 0; font-size: 0.8rem;
  border: 1px solid var(--border); border-radius: 6px;
  background: var(--bg); color: var(--text); cursor: pointer;
}
.move button:disabled { opacity: 0.3; cursor: default; }

button.primary {
  padding: 10px 20px; font-size: 1rem; font-weight: 600;
  border: none; border-radius: 8px; background: var(--accent); color: #fff; cursor: pointer;
}
button.primary:disabled { opacity: 0.6; cursor: default; }
#status { margin-top: 12px; min-height: 1.5em; }
#status.ok { color: var(--ok); }
#status.err { color: var(--err); }

.teams { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin: 16px 0 32px; }
.team { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; }
.team h2 { font-size: 1.1rem; margin: 0 0 2px; }
.team ul { list-style: none; padding: 0; margin: 10px 0 0; }
.team li { display: flex; justify-content: space-between; padding: 4px 0; border-top: 1px solid var(--border); }
.choice { font-size: 0.8rem; color: var(--muted); }

table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.table-wrap { overflow-x: auto; }