:root {
  --bg: #f5f3ef;
  --card: #ffffff;
  --ink: #1d1d1f;
  --muted: #6b6b72;
  --accent: #1c5e4f;
  --accent-dark: #15483c;
  --border: #e5e2dc;
  --warn: #b2572a;
  --error: #a53232;
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  --radius: 14px;
  --mono: "SFMono-Regular", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, serif;
  color: var(--ink);
  background: radial-gradient(circle at top, #fdfbf7, #f1ede6 50%, #efe8de 100%);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 60px;
}

.hero {
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 36px;
  margin: 0 0 8px;
  letter-spacing: -0.5px;
}

.sub {
  margin: 0;
  color: var(--muted);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
}

textarea {
  width: 100%;
  padding: 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 16px;
  font-family: var(--mono);
  resize: vertical;
}

.row {
  margin-top: 16px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.field {
  flex: 1 1 320px;
}

select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 16px;
}

.primary {
  padding: 12px 18px;
  border-radius: 10px;
  border: none;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
  min-width: 200px;
  transition: background 0.2s ease;
}

.primary:hover {
  background: var(--accent-dark);
}

.status {
  margin-top: 12px;
  color: var(--muted);
  min-height: 20px;
}

.error {
  margin-top: 8px;
  color: var(--error);
  font-weight: 600;
  min-height: 20px;
}

.warnings {
  margin-top: 8px;
  color: var(--warn);
}

.note {
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  min-height: 260px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.panel h2 {
  font-size: 18px;
  margin: 0;
}

.output {
  white-space: pre-wrap;
  font-family: var(--mono);
  font-size: 14px;
  color: #222;
  background: #f8f6f1;
  padding: 12px;
  border-radius: 10px;
  border: 1px dashed var(--border);
  flex: 1;
}

.ghost {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 12px;
  cursor: pointer;
  font-weight: 600;
}

@media (max-width: 700px) {
  .primary {
    width: 100%;
  }
}