:root {
  --bg: #f6f4ef;
  --ink: #1c1b19;
  --muted: #5c574f;
  --card: #fffdf8;
  --line: #ddd6c8;
  --accent: #1f4b3a;
  --accent-hover: #16362a;
  --chip: #efeae0;
  --focus: #2a6f55;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(28, 27, 25, 0.06);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(1200px 400px at 10% -10%, #e8efe9 0%, transparent 55%),
    var(--bg);
  line-height: 1.5;
}

.wrap {
  width: min(980px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  padding: 2.25rem 0 1rem;
}

.eyebrow {
  margin: 0 0 0.35rem;
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.lede {
  margin: 0;
  max-width: 42rem;
  color: var(--muted);
}

.layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding: 1rem 0 1.5rem;
}

@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; }
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}

h2 {
  margin: 0 0 0.85rem;
  font-size: 1.05rem;
}

label {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.85rem;
  font-size: 0.92rem;
  font-weight: 600;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.65rem 0.7rem;
  font: inherit;
  font-weight: 400;
  color: var(--ink);
  background: #fff;
}

textarea { resize: vertical; min-height: 4.5rem; }

input:focus,
textarea:focus,
select:focus,
button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  margin-bottom: 1rem;
}

.presets .label {
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 600;
  margin-right: 0.15rem;
}

.chip {
  border: 1px solid var(--line);
  background: var(--chip);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

.chip:hover { background: #e5dfd2; }

.actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
  margin-top: 0.25rem;
}

button.primary,
button.secondary {
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 0.6rem 0.95rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

button.primary {
  background: var(--accent);
  color: #f7faf8;
}

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

button.secondary {
  background: #fff;
  border-color: var(--line);
  color: var(--ink);
}

button.secondary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.status {
  min-height: 1.25rem;
  margin: 0.55rem 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.output-panel textarea {
  min-height: 22rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.86rem;
  line-height: 1.45;
  background: #fbfaf6;
}

.hint {
  margin: 0.7rem 0 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.how {
  padding: 0 0 2rem;
}

.how h2 { margin-bottom: 0.5rem; }

.how ol {
  margin: 0 0 0.75rem;
  padding-left: 1.2rem;
  color: var(--ink);
}

.how p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #efeae2;
  padding: 1.1rem 0 1.4rem;
}

.footer-inner p {
  margin: 0.2rem 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.soft-cta a {
  color: var(--accent);
  text-underline-offset: 2px;
}

.soft-cta a:hover { color: var(--accent-hover); }

.faq {
  padding: 0 0 2.25rem;
}

.faq h2 {
  margin-bottom: 0.65rem;
}

.faq details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  margin-bottom: 0.45rem;
  box-shadow: var(--shadow);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
}

.faq details p {
  margin: 0.55rem 0 0.15rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.entity-facts {
  margin: 0.85rem 0 0;
  padding-left: 1.15rem;
  max-width: 44rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.entity-facts li {
  margin-bottom: 0.35rem;
}

.entity-facts strong {
  color: var(--ink);
  font-weight: 600;
}

.mode-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1rem;
  padding: 0.25rem;
  background: #f0ebe3;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.mode-tab {
  flex: 1 1 auto;
  border: none;
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}

.mode-tab:hover {
  color: var(--ink);
}

.mode-tab.is-active {
  background: #fff;
  color: var(--accent);
  box-shadow: var(--shadow);
}

.mode-tab:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}