:root {
  --red: #b3001b;
  --navy: #0b1d3a;
  --navy-light: #14285499;
  --snow: #f4f6fb;
  color-scheme: light dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--navy);
  color: var(--snow);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

.page {
  max-width: 32rem;
  margin: 0 auto;
  padding: 1.5rem;
}

.page h1 {
  font-size: clamp(1.5rem, 6vw, 2rem);
  margin-bottom: 1rem;
  text-align: center;
}

.card {
  background: var(--navy-light);
  border-radius: 0.75rem;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.card h2 {
  margin-top: 0;
  font-size: 1.1rem;
  color: var(--red);
}

form label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

form input[type="text"] {
  display: block;
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.5rem;
  border-radius: 0.4rem;
  border: 1px solid #ffffff33;
  background: var(--snow);
  color: var(--navy);
  font-size: 1rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.checkbox-label input {
  width: auto;
}

button {
  background: var(--red);
  color: var(--snow);
  border: none;
  border-radius: 0.4rem;
  padding: 0.5rem 1rem;
  font-size: 0.95rem;
  cursor: pointer;
}

button.secondary {
  background: transparent;
  border: 1px solid #ffffff55;
  margin-left: 0.5rem;
}

.league-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.league-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid #ffffff22;
}

.league-list li:last-child {
  border-bottom: none;
}

.league-list a {
  color: var(--snow);
}

.empty-state {
  opacity: 0.7;
  font-size: 0.9rem;
}

.error-text {
  color: #ff8a8a;
  font-size: 0.9rem;
}

.hint {
  font-size: 0.85rem;
  opacity: 0.7;
}