:root {
  color-scheme: light;
  --bg: #0f1a1c;
  --bg-accent: #18343a;
  --card: #f5f0e8;
  --text: #1a1a1a;
  --muted: #5b5b5b;
  --accent: #c65c2d;
  --accent-dark: #9c3f1d;
  --line: rgba(0, 0, 0, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Fraunces", "Source Serif 4", Georgia, serif;
  background: radial-gradient(1200px 600px at 10% 10%, #27474f 0%, var(--bg) 55%, #0c1416 100%);
  color: var(--text);
}

.page {
  display: grid;
  place-items: center;
  padding: 48px 20px;
}

.card {
  width: min(640px, 100%);
  background: var(--card);
  border-radius: 24px;
  padding: 36px 36px 32px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.hero {
  margin-bottom: 28px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg-accent);
  color: #f7f0e9;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 16px 0 8px;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.donation-form {
  display: grid;
  gap: 18px;
}

.field {
  display: grid;
  gap: 8px;
  font-family: "IBM Plex Sans KR", "Pretendard", "Noto Sans KR", sans-serif;
}

.field label {
  font-size: 14px;
  font-weight: 600;
}

.field input,
.field textarea {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 15px;
  font-family: inherit;
  background: #fffdf9;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(198, 92, 45, 0.2);
}

.checkbox label {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 500;
}

.checkbox input {
  margin-top: 4px;
}

.submit {
  border: none;
  border-radius: 999px;
  padding: 14px 20px;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s ease;
}

.submit:hover {
  transform: translateY(-2px);
  background: var(--accent-dark);
  box-shadow: 0 12px 24px rgba(198, 92, 45, 0.3);
}

.note {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  font-family: "IBM Plex Sans KR", "Pretendard", "Noto Sans KR", sans-serif;
}

@media (max-width: 600px) {
  .card {
    padding: 28px 22px;
  }
}