:root {
  color-scheme: light dark;
  --accent: #2563eb;
  --border: #d1d5db;
  --bg: #f9fafb;
  --warning-bg: #fef3c7;
  --warning-text: #92400e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  background: var(--bg);
  color: #111827;
}

.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

h1 {
  font-size: 1.4rem;
  margin-bottom: 20px;
}

h2 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
}

input,
select {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 400;
  background: #fff;
  color: #111827;
}

button {
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

#cancel-button {
  background: #e5e7eb;
  color: #111827;
}

.button-row {
  display: flex;
  gap: 10px;
}

.button-row button {
  flex: 1;
}

.status {
  min-height: 1.2em;
  margin-top: 10px;
  font-size: 0.9rem;
  color: #374151;
}

.warning {
  background: var(--warning-bg);
  color: var(--warning-text);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}