:root {
  --bg: #f6f4f2;
  --card: #fff;
  --text: #1d1b1a;
  --muted: #6b6461;
  --line: #ddd6d1;
  --accent: #e6197a;
  --accent-ink: #fff;
  --warn: #b3261e;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161414;
    --card: #211e1e;
    --text: #f1ecea;
    --muted: #a59d99;
    --line: #3a3434;
    --accent: #ff4f9a;
    --accent-ink: #1a0a12;
    --warn: #ff8a80;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.top {
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: 980px;
  margin: 0 auto;
  padding: 20px 16px 8px;
}
.top img { border-radius: 12px; background: #fff; }
.top h1 { margin: 0; font-size: 1.4rem; }
.top p { margin: 2px 0 0; color: var(--muted); font-size: .9rem; }

main { max-width: 980px; margin: 0 auto; padding: 8px 16px 40px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 14px;
}
.card h2 { margin: 0 0 12px; font-size: 1.05rem; }

label { display: flex; flex-direction: column; gap: 4px; font-weight: 600; font-size: .9rem; margin-bottom: 10px; }
.opt { font-weight: 400; color: var(--muted); }

input, select, textarea {
  font: inherit;
  font-weight: 400;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  width: 100%;
}
textarea { resize: vertical; min-height: 12em; line-height: 1.5; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

[hidden] { display: none !important; }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 12px; }
.grid .wide { grid-column: 1 / -1; }
.grid .half { grid-column: span 2; }

.teams { display: grid; grid-template-columns: 1fr auto 1fr; align-items: start; gap: 0 10px; }
.swap {
  margin-top: 40px;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  font-size: 1.1rem;
  cursor: pointer;
}
.swap:hover { border-color: var(--accent); }

.count { margin: -4px 0 10px; font-size: .85rem; color: var(--muted); }
.count.over { color: var(--warn); }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; justify-content: space-between; }
.check { flex-direction: row; align-items: center; gap: 8px; margin: 0; font-weight: 400; }
.check input { width: auto; }
.warn { margin: 0; color: var(--warn); font-size: .9rem; }

.primary {
  font: inherit;
  font-weight: 700;
  border: 0;
  border-radius: 10px;
  padding: 12px 24px;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
}
.primary:hover { filter: brightness(1.08); }

@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr 1fr; }
  .teams { grid-template-columns: 1fr; }
  .swap { margin: 0 auto 14px; transform: rotate(90deg); }
  .primary { width: 100%; }
}