* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: linear-gradient(135deg, #f9f5ff, #fff8f1);
  color: #1f2937;
}
.container {
  max-width: 720px;
  margin: 40px auto;
  padding: 0 16px;
}
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
a { color: #2563eb; text-decoration: none; }
a:hover { text-decoration: underline; }

.card {
  background: white;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.06);
  text-align: center;
}

.countdown {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: 1px;
}

.muted { color: #6b7280; }

.form { background: white; border-radius: 16px; padding: 24px; box-shadow: 0 10px 30px rgba(0,0,0,0.06); }
.form-row { margin-bottom: 16px; display: flex; flex-direction: column; }
.form input[type="text"], .form input[type="date"], .form textarea {
  width: 100%; padding: 10px 12px; border-radius: 8px; border: 1px solid #e5e7eb; font-size: 14px;
}
.checkbox-row { display: flex; align-items: center; gap: 8px; }
.form-actions { text-align: right; }
button { background: #7c3aed; color: white; border: 0; padding: 10px 16px; border-radius: 10px; cursor: pointer; }
button:hover { background: #6d28d9; }

.alert { padding: 12px 14px; border-radius: 8px; margin-bottom: 12px; }
.alert-success { background: #ecfdf5; color: #065f46; }
.alert-error { background: #fef2f2; color: #991b1b; }