/* ==========================================================================
   EDGAR Insights — About page styles (public/about.css)
   Reuses the design tokens + utility classes from styles.css (loaded first).
   Every var() carries a literal fallback so the page degrades gracefully.
   ========================================================================== */

.about-main {
  max-width: 880px;
  margin: 0 auto;
  padding: clamp(24px, 5vw, 56px) clamp(16px, 4vw, 28px) 72px;
}

.about-hero { margin-bottom: 40px; }
.about-eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent, #3B5BFD);
  margin: 0 0 10px;
}
.about-title {
  font-size: clamp(28px, 5vw, 42px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  color: var(--text, #0B1220);
}
.about-lead {
  font-size: clamp(16px, 2.2vw, 19px);
  line-height: 1.6;
  color: var(--text-muted, #5B6472);
  margin: 0;
  max-width: 70ch;
}

.about-section { margin-top: 40px; scroll-margin-top: 80px; }
.about-h2 {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
  color: var(--text, #0B1220);
}
.about-h2 + .about-sub { margin-top: 0; }
.about-section p {
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--text, #0B1220);
  margin: 12px 0;
}
.about-section p.about-muted { color: var(--text-muted, #5B6472); }

/* Step list (how to use) */
.about-steps {
  list-style: none;
  counter-reset: step;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.about-steps li {
  counter-increment: step;
  position: relative;
  padding: 14px 16px 14px 56px;
  border: 1px solid var(--border, rgba(11,18,32,0.10));
  border-radius: var(--radius, 14px);
  background: var(--surface, #FFFFFF);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text, #0B1220);
}
.about-steps li::before {
  content: counter(step);
  position: absolute;
  left: 14px;
  top: 13px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent, #3B5BFD);
  color: var(--accent-contrast, #FFFFFF);
  font-size: 14px;
  font-weight: 700;
}
.about-steps strong { font-weight: 650; }

/* Data-point list */
.about-points {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.about-point {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 11px 14px;
  border: 1px solid var(--border, rgba(11,18,32,0.10));
  border-radius: 12px;
  background: var(--surface, #FFFFFF);
}
.about-point-num {
  flex: none;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--text-muted, #5B6472);
  min-width: 22px;
}
.about-point-body { flex: 1; min-width: 0; }
.about-point-q { font-weight: 600; font-size: 14.5px; color: var(--text, #0B1220); }
.about-point-d { font-size: 13px; color: var(--text-muted, #5B6472); margin-top: 2px; }
.about-srctag {
  flex: none;
  align-self: center;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
  white-space: nowrap;
}
.about-srctag-sec { background: color-mix(in srgb, var(--success, #0E7A43) 14%, transparent); color: var(--success, #0E7A43); }
.about-srctag-ai  { background: color-mix(in srgb, var(--accent, #3B5BFD) 14%, transparent); color: var(--accent, #3B5BFD); }

/* Generic bullet lists */
.about-list { margin: 12px 0 0; padding-left: 22px; }
.about-list li { font-size: 15px; line-height: 1.7; color: var(--text, #0B1220); }
.about-list li::marker { color: var(--accent, #3B5BFD); }
.about-list strong { font-weight: 650; }

/* Tables (rubric, db schema) */
.about-table-wrap { margin-top: 14px; overflow-x: auto; border: 1px solid var(--border, rgba(11,18,32,0.10)); border-radius: 12px; }
.about-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.about-table th, .about-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border, rgba(11,18,32,0.07));
  vertical-align: top;
}
.about-table th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted, #5B6472); background: var(--bg-elev, #F2F3F7); }
.about-table tbody tr:last-child td { border-bottom: 0; }
.about-table code { font-family: var(--font-mono, ui-monospace, monospace); font-size: 12.5px; }

/* Inline code + pre */
.about-section code:not(.about-table code) {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 13px;
  background: var(--bg-elev, #F2F3F7);
  padding: 1px 6px;
  border-radius: 6px;
}
.about-pre {
  margin: 14px 0 0;
  padding: 14px 16px;
  background: var(--bg-elev, #F2F3F7);
  border: 1px solid var(--border, rgba(11,18,32,0.10));
  border-radius: 12px;
  overflow-x: auto;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text, #0B1220);
}

/* Admin divider + segmented block */
.about-divider {
  margin: 56px 0 0;
  padding-top: 8px;
  border-top: 2px solid var(--border, rgba(11,18,32,0.12));
}
.about-admin {
  margin-top: 28px;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid color-mix(in srgb, var(--accent, #3B5BFD) 28%, var(--border, #E4E7EC));
  border-radius: 18px;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--accent, #3B5BFD) 6%, transparent), transparent 220px),
    var(--surface, #FFFFFF);
}
.about-admin-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent, #3B5BFD);
  background: color-mix(in srgb, var(--accent, #3B5BFD) 13%, transparent);
  padding: 5px 11px;
  border-radius: 999px;
}
.about-admin .about-h2 { margin-top: 28px; }
.about-admin > .about-h2:first-of-type { margin-top: 18px; }

.about-callout {
  margin-top: 14px;
  padding: 12px 16px;
  border-left: 3px solid var(--accent, #3B5BFD);
  background: var(--bg-elev, #F2F3F7);
  border-radius: 0 10px 10px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted, #5B6472);
}

/* Top bar reused from app shell, minimal here */
.about-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px clamp(16px, 4vw, 32px);
  border-bottom: 1px solid var(--border, rgba(11,18,32,0.08));
}
.about-back { font-size: 13px; color: var(--text-muted, #5B6472); text-decoration: none; }
.about-back:hover { color: var(--accent, #3B5BFD); }