/* /datasets/{id} — dataset detail page (KG / Instruct / Eval / sub-domain) */

.sub-hero .dh-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}
.dh-version {
  font-family: var(--font-mono);
  font-size: 0.78em;
  color: var(--c-warm, #a4731c);
  background: #fffaee;
  border: 1px solid #f0e0bd;
  padding: 3px 9px;
  border-radius: 4px;
  font-weight: 600;
  vertical-align: middle;
}
.dh-actions {
  display: flex; gap: 10px;
}
.dh-actions .btn { padding: 9px 18px; font-size: 0.92rem; }

.dd-section { padding: 48px 0; }
.dd-section.alt { background: var(--c-section-alt, #f1f5f9); }
.dd-section .section-title {
  font-size: 1.4rem;
  margin: 0 0 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.dd-section .section-lede {
  color: var(--c-text-soft);
  margin: 0 0 20px;
  font-size: 0.96rem;
}

/* ── stats band ─────────────────────────────────────── */
.dd-stat-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
}
.dd-stat {
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 18px 12px;
  text-align: center;
}
.dd-stat b {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-navy, #0b1f3a);
}
.dd-stat span {
  display: block;
  font-size: 11.5px;
  color: var(--c-text-mute);
  margin-top: 4px;
}

/* ── feature grid ──────────────────────────────────── */
.dd-feat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}
.dd-feat {
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  padding: 22px 22px;
}
.dd-feat h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-brand);
}
.dd-feat p {
  margin: 0;
  color: var(--c-text-soft);
  font-size: 0.93rem;
  line-height: 1.6;
}

/* ── schema tables ─────────────────────────────────── */
.dd-schema-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 880px) { .dd-schema-grid { grid-template-columns: 1fr; } }
.dd-schema-block h3 {
  font-size: 1rem;
  margin: 0 0 12px;
  color: var(--c-text);
}
.dd-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  overflow: hidden;
}
.dd-table th {
  text-align: left;
  background: #f8fafc;
  color: var(--c-text-mute);
  font-weight: 600;
  font-size: 0.82rem;
  padding: 8px 12px;
  border-bottom: 1px solid var(--c-border);
}
.dd-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text-soft);
}
.dd-table td:nth-child(2) {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--c-navy, #0b1f3a);
}
.dd-table tr:last-child td { border-bottom: none; }

/* ── sample triples ────────────────────────────────── */
.dd-sample {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.dd-sample-row {
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 16px 18px;
}
.dd-sample-triple {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  font-size: 0.92rem;
  margin-bottom: 8px;
}
.dd-sample-triple code {
  background: var(--c-brand-soft);
  color: var(--c-brand);
  padding: 3px 9px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.dd-pred {
  color: var(--c-text-mute);
  font-family: var(--font-mono);
  font-size: 0.84rem;
}
.dd-sample-span em {
  display: block;
  color: var(--c-text);
  font-style: italic;
  font-size: 0.92rem;
  padding: 8px 12px;
  background: #f8fafc;
  border-left: 3px solid var(--c-warm, #a4731c);
  border-radius: 0 4px 4px 0;
  line-height: 1.55;
}
.dd-sample-meta {
  display: block;
  margin-top: 6px;
  font-size: 11.5px;
  color: var(--c-text-mute);
  font-family: var(--font-mono);
}
.dd-sample-foot {
  margin-top: 20px;
  font-size: 0.92rem;
  color: var(--c-text-mute);
  text-align: center;
}

/* ── format cards ──────────────────────────────────── */
.dd-format-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}
.dd-format {
  background: white;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 20px 20px;
  border-top: 3px solid var(--c-brand);
}
.dd-format-icon { font-size: 1.5rem; margin-bottom: 6px; }
.dd-format h3 { margin: 0 0 8px; font-size: 1rem; font-weight: 700; }
.dd-format p {
  color: var(--c-text-soft);
  font-size: 0.88rem;
  margin: 0 0 10px;
  line-height: 1.55;
}
.dd-format p code, .dd-format-meta code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  background: #f1f5f9;
  padding: 1px 6px;
  border-radius: 3px;
  color: var(--c-text);
}
.dd-format-meta {
  font-size: 11.5px;
  color: var(--c-text-mute);
}

/* ── code blocks ──────────────────────────────────── */
.dd-code {
  background: #0f1419;
  color: #d8dee4;
  border-radius: 8px;
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  overflow-x: auto;
  margin: 12px 0;
}
.dd-code .cm { color: #6b7280; }
.dd-code .kw { color: #c084fc; }
.dd-update-foot {
  margin-top: 16px;
  font-size: 0.88rem;
  color: var(--c-text-soft);
  line-height: 1.7;
}
.dd-update-foot code {
  background: #f1f5f9;
  padding: 1px 6px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* ── apply form ────────────────────────────────────── */
.apply-form { background: white; border: 1px solid var(--c-border); border-radius: 10px; padding: 28px 28px; }
.apply-form .form-row { margin-bottom: 18px; }
.apply-form .form-row.two-col {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
@media (max-width: 720px) {
  .apply-form .form-row.two-col { grid-template-columns: 1fr; }
}
.apply-form label {
  display: block;
  font-size: 0.92rem;
  color: var(--c-text-soft);
  font-weight: 500;
}
.apply-form label.check {
  display: flex; align-items: flex-start; gap: 8px; font-size: 0.88rem;
}
.apply-form label.check strong { color: var(--c-text); font-weight: 600; }
.apply-form .req { color: #b91c1c; }
.apply-form input, .apply-form select, .apply-form textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 9px 12px;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  font-family: var(--font-sys);
  font-size: 0.94rem;
  background: white;
}
.apply-form input:focus, .apply-form select:focus, .apply-form textarea:focus {
  outline: none; border-color: var(--c-brand);
}
.apply-form .form-actions {
  display: flex; gap: 12px; margin-top: 24px;
}

.result-area { margin-top: 20px; }
.result-area .result-loading {
  background: #f8fafc; border: 1px solid var(--c-border);
  border-radius: 6px; padding: 16px 18px;
  color: var(--c-text-mute);
}
.result-area .result-ok {
  background: #ecfdf5; border: 1px solid #bbf7d0;
  border-radius: 6px; padding: 18px 22px;
  color: #064e3b;
}
.result-area .result-ok h3 { margin: 0 0 10px; color: #064e3b; }
.result-area .result-ok p { margin: 6px 0; font-size: 0.94rem; line-height: 1.6; }
.result-area .result-warn {
  background: #fff7ed; border: 1px solid #fed7aa;
  border-radius: 6px; padding: 18px 22px;
  color: #92400e;
}
.result-area .result-warn h3 { margin: 0 0 10px; color: #92400e; }
.result-area .result-warn p { margin: 6px 0; font-size: 0.94rem; line-height: 1.6; }
.result-area .result-err {
  background: #fee; border: 1px solid #fca5a5;
  border-radius: 6px; padding: 16px 18px;
  color: #b91c1c; font-size: 0.92rem;
}
.result-area code {
  background: #f1f5f9; padding: 2px 7px;
  border-radius: 3px; font-family: var(--font-mono);
  font-size: 0.88em;
}

/* ── inline bullets + h3 ───────────────────────────── */
.dd-bullet {
  margin: 0 0 16px;
  padding-left: 20px;
  color: var(--c-text-soft);
}
.dd-bullet li { margin: 6px 0; line-height: 1.55; font-size: 0.94rem; }
.dd-h3 {
  font-size: 0.98rem;
  margin: 24px 0 10px;
  font-weight: 700;
  color: var(--c-text);
}
.dd-code .str { color: #a5d6a7; }
.dd-code .num { color: #f6c177; }
.dd-code .key { color: #7dd3fc; }

/* ── CTA ─────────────────────────────────────────── */
.dd-cta {
  background: var(--c-section-alt, #f1f5f9);
  padding: 48px 0;
  text-align: center;
}
.dd-cta h2 {
  font-size: 1.4rem;
  margin: 0 0 8px;
  font-weight: 700;
}
.dd-cta p {
  color: var(--c-text-soft);
  margin: 0 auto 20px;
  max-width: 540px;
}
.dd-cta-row {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
}