:root {
  --bg: #f7f7f8;
  --panel: #ffffff;
  --border: #e5e7eb;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #f97316;
  --primary-hover: #ea580c;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 12px rgba(0,0,0,.04);
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

.gradio-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

header h1 {
  margin: 0 0 4px;
  font-size: 28px;
  font-weight: 600;
}

.subtitle {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
}

.subtitle code {
  background: #e5e7eb;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 12px;
}

/* ─── 2 colunas no desktop, 1 no mobile ─── */
.panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 900px) {
  .panels {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow);
}

.panel label {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
}

/* ─── config bar (2 selects lado a lado) ─── */
.config-bar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
  padding: 10px 12px;
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.config-bar label {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin: 0;
  font-size: 11px;
  color: var(--muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.config-bar select {
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text);
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
}

.config-bar select:hover { border-color: #d1d5db; }
.config-bar select:focus { outline: none; border-color: var(--primary); }

textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font: inherit;
  resize: vertical;
  background: #fafafa;
}

textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: #fff;
}

.examples {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.examples-label {
  font-size: 12px;
  color: var(--muted);
  margin-right: 4px;
}

.example {
  background: #f3f4f6;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  cursor: pointer;
  transition: background 120ms;
}

.example:hover { background: #e5e7eb; }

.actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}

button.primary {
  background: var(--primary);
  color: #fff;
  border: 0;
  padding: 8px 20px;
  border-radius: var(--radius);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: background 120ms;
}

button.primary:hover { background: var(--primary-hover); }
button.primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.status {
  font-size: 12px;
  color: var(--muted);
}

.status.loading::before { content: "⏳ "; }
.status.done::before { content: "✓ "; color: #10b981; }
.status.error { color: #ef4444; }
.status.error::before { content: "✗ "; }

.output {
  min-height: 120px;
  padding: 12px;
  background: #fafafa;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.output .placeholder {
  color: var(--muted);
  margin: 0;
  text-align: center;
  font-style: italic;
}

.ato-chips {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ato-chip {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 10px;
  border-radius: var(--radius);
  border-left: 3px solid var(--primary);
  background: #fff7ed;
}

.ato-chip .text { flex: 1; }
.ato-chip .ato {
  font-weight: 600;
  font-size: 12px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.ato-chip .score {
  font-size: 11px;
  color: var(--muted);
  font-family: ui-monospace, "SF Mono", monospace;
}

details { margin-top: 12px; }
details summary {
  cursor: pointer;
  font-size: 12px;
  color: var(--muted);
  user-select: none;
}

.json-out {
  background: #1f2937;
  color: #f9fafb;
  padding: 12px;
  border-radius: var(--radius);
  font-size: 12px;
  overflow: auto;
  max-height: 300px;
  margin-top: 8px;
}

footer {
  margin-top: 24px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}
footer a { color: var(--muted); }
footer a:hover { color: var(--primary); }

#progress {
  margin-top: 8px;
  font-size: 11px;
  color: var(--muted);
  font-family: ui-monospace, monospace;
}