* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --bg: #ffffff;
  --card: #ffffff;
  --muted: #6b7280;
  --text: #111827;
  --accent: #6dbe4f;
  --accent-dark: #41722f;
  --border: #e5e7eb;
  --code: #f9fafb;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

body {
  margin: 0;
  font-family: "Circular", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: #f9fafb;
  color: var(--text);
}

.page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

.page__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

h1 {
  margin: 0 0 8px;
  letter-spacing: -0.02em;
  color: #111827;
  font-weight: 700;
}

h2 {
  margin: 0 0 12px;
  letter-spacing: -0.02em;
  color: #111827;
  font-weight: 700;
}

h3 {
  margin: 0 0 8px;
  letter-spacing: -0.01em;
  color: #374151;
  font-weight: 700;
}

.tagline {
  margin: 0;
  color: var(--muted);
  max-width: 720px;
}

.layout {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.results__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 12px;
}

.field-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.static-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.static-field code {
  width: 100%;
  display: block;
  white-space: nowrap;
  overflow-x: auto;
}

.params-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 6px 0;
}

.param-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 8px;
  align-items: center;
}

.param-row input {
  width: 100%;
}

.param-row button {
  margin-top: 0;
}

label {
  display: flex;
  flex-direction: column;
  font-weight: 600;
  color: var(--text);
  gap: 6px;
  font-size: 0.95rem;
}

input, select, textarea {
  background: #ffffff;
  color: var(--text);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.95rem;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  width: 100%;
  transition: border 0.15s ease, box-shadow 0.15s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(109, 190, 79, 0.1);
}

textarea {
  min-height: 88px;
  resize: vertical;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
}

.top-actions {
  margin-bottom: 4px;
}

button {
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.15s ease;
}

button:active {
  transform: translateY(1px);
}

button:hover {
  opacity: 0.9;
}

.primary {
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(109, 190, 79, 0.25);
}

.primary:hover {
  background: var(--accent-dark);
  opacity: 1;
}

.ghost {
  background: #ffffff;
  color: var(--text);
  border: 1.5px solid var(--border);
}

.ghost.small {
  padding: 8px 12px;
  font-size: 0.9rem;
}

.note {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.results__body dl {
  margin: 0;
}

dl div {
  margin-bottom: 10px;
}

dt {
  font-weight: 700;
  color: #374151;
  margin-bottom: 4px;
  font-size: 0.9rem;
}

dd {
  margin: 0;
}

code, pre {
  background: var(--code);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  display: inline-block;
  color: #374151;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9rem;
  max-width: 100%;
  overflow-x: auto;
}

pre {
  white-space: pre-wrap;
}

.result-block {
  margin-top: 18px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.status {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.9rem;
}

.alert {
  margin: 12px 0 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fef2f2;
  border: 1.5px solid #fca5a5;
  color: #991b1b;
  font-weight: 600;
}

.hidden {
  display: none;
}

.results__placeholder {
  margin-top: 10px;
  padding: 16px;
  border: 2px dashed var(--border);
  border-radius: 8px;
  color: var(--muted);
  background: #fafafa;
}

.actions {
  display: flex;
  gap: 10px;
}

.info {
  color: var(--accent);
  text-decoration: none;
  margin-left: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.info:hover {
  opacity: 0.8;
  text-decoration: underline;
}

.tooltip {
  position: absolute;
  background: #ffffff;
  color: var(--text);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.9rem;
  max-width: 280px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  z-index: 20;
}

@media (max-width: 1024px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .page__header {
    flex-direction: column;
    align-items: flex-start;
  }
  .actions {
    width: 100%;
  }
  .actions button {
    flex: 1;
  }
}

@media (max-width: 640px) {
  .field-grid {
    grid-template-columns: 1fr;
  }
}