/* CogniPage — comparison page. Builds on /static/brand.css + landing.css.
   Page-specific tokens only; everything else reuses the shared brand palette. */

:root {
  --cmp-accent: #96595c;   /* --secondary, darkened to hold AA on white */
  --cmp-mark:   #c08b8d;
  --cmp-wash:   #f6eeee;
  --cmp-grid:   #e6e8f0;
  --cmp-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --cmp-accent: #d9adae;
    --cmp-mark:   #d0a9aa;
    --cmp-wash:   #2b2740;
    --cmp-grid:   #272d52;
  }
}

.cmp { max-width: var(--maxw); margin: 0 auto; padding: 3rem 1.5rem 5rem; }
.cmp section { padding: 3.5rem 0; }
.cmp section + section { border-top: 1px solid var(--border); }

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.cmp .section-head { margin-bottom: 2.5rem; }
.cmp .section-head h2 { line-height: 1.15; }
.cmp .section-head p { line-height: 1.6; }

.cmp-hero { padding-top: 1rem; text-align: center; }
.cmp-hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.5rem); font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.06; margin: 0.8rem 0 1rem;
}
.cmp-hero h1 em { font-style: normal; color: var(--cmp-accent); }
.cmp-lead { color: var(--muted); font-size: 1.08rem; max-width: 46rem; margin: 0 auto; line-height: 1.65; }
.cmp-lead strong { color: var(--fg); font-weight: 600; }

.cmp-meta {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem 1.5rem;
  margin-top: 1.5rem; font-family: var(--cmp-mono); font-size: 0.75rem; color: var(--muted);
}
.cmp-meta span { display: inline-flex; align-items: center; gap: 0.45rem; }
.cmp-meta span::before {
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: var(--cmp-mark); flex: none;
}

/* ── Forgetting-curve figure ──────────────────────────────────────────────── */
.cmp-figure {
  margin: 2.5rem 0 0; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); overflow: hidden; text-align: left;
}
.cmp-figure-head {
  display: flex; flex-wrap: wrap; gap: 0.6rem 1.5rem; align-items: baseline;
  justify-content: space-between; padding: 1.2rem 1.4rem 0.4rem;
}
.cmp-figure-head h3 { margin: 0; font-size: 1rem; font-weight: 700; letter-spacing: -0.01em; }
.cmp-legend { display: flex; flex-wrap: wrap; gap: 0.4rem 1.15rem; font-family: var(--cmp-mono); font-size: 0.72rem; color: var(--muted); }
.cmp-legend b { font-weight: 400; display: inline-flex; align-items: center; gap: 0.45rem; }
.cmp-legend i { width: 16px; height: 2px; border-radius: 2px; flex: none; }
.cmp-figure-body { padding: 0.25rem 0.5rem 0.5rem; overflow-x: auto; }
.cmp-figure svg { display: block; width: 100%; min-width: 520px; height: auto; }
.cmp-figure figcaption { padding: 0.4rem 1.4rem 1.3rem; font-size: 0.88rem; color: var(--muted); max-width: 62rem; line-height: 1.6; }

.cmp-draw { stroke-dasharray: 1400; stroke-dashoffset: 1400; }
.cmp-figure.in .cmp-draw { animation: cmpDraw 1.9s var(--ease) forwards; }
.cmp-figure.in .cmp-draw.d2 { animation-delay: 0.22s; }
.cmp-figure.in .cmp-draw.d3 { animation-delay: 0.44s; }
@keyframes cmpDraw { to { stroke-dashoffset: 0; } }
.cmp-spike { opacity: 0; }
.cmp-figure.in .cmp-spike { animation: cmpPop 0.5s var(--ease) 1.5s forwards; }
@keyframes cmpPop { to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  .cmp-draw, .cmp-figure.in .cmp-draw { animation: none; stroke-dashoffset: 0; }
  .cmp-spike, .cmp-figure.in .cmp-spike { animation: none; opacity: 1; }
}

/* ── Camps ────────────────────────────────────────────────────────────────── */
.cmp-camps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.cmp-camp {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.5rem 1.35rem; display: flex; flex-direction: column; gap: 0.55rem;
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.cmp-camp:hover { transform: translateY(-6px); border-color: var(--primary); }
.cmp-camp.is-us { background: var(--cmp-wash); border-color: var(--cmp-mark); }
.cmp-camp.is-us:hover { border-color: var(--cmp-accent); }
.cmp-camp-label { font-family: var(--cmp-mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.cmp-camp.is-us .cmp-camp-label { color: var(--cmp-accent); }
.cmp-camp h3 { margin: 0; font-size: 1.05rem; font-weight: 700; }
.cmp-camp p { margin: 0; color: var(--muted); font-size: 0.9rem; line-height: 1.55; }
.cmp-camp-who { margin-top: auto !important; padding-top: 0.6rem; font-family: var(--cmp-mono); font-size: 0.73rem; }
.cmp-camp.is-us .cmp-camp-who { color: var(--cmp-accent) !important; font-weight: 600; }

/* ── Head-to-head switcher ────────────────────────────────────────────────── */
.cmp-chips {
  display: flex; gap: 0.5rem; overflow-x: auto; justify-content: center;
  padding: 0.25rem 0.25rem 1.5rem; margin: 0 -0.25rem;
}
.cmp-chip {
  flex: none; font-family: inherit; font-size: 0.88rem; font-weight: 600;
  padding: 0.55rem 1.05rem; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface); color: var(--muted);
  cursor: pointer; white-space: nowrap;
  transition: background 0.2s var(--ease), color 0.2s, border-color 0.2s;
}
.cmp-chip:hover { color: var(--fg); border-color: var(--primary); }
.cmp-chip:focus-visible { outline: 2px solid var(--cmp-accent); outline-offset: 2px; }
.cmp-chip[aria-selected="true"] { background: var(--primary); border-color: var(--primary); color: #ffffff; }

.cmp-panel[hidden] { display: none; }
.cmp-panel { animation: cmpFade 0.35s var(--ease); }
@keyframes cmpFade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .cmp-panel { animation: none; } }

.cmp-card { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.cmp-card-top { padding: 1.6rem 1.6rem 1.4rem; border-bottom: 1px solid var(--border); }
.cmp-card-top h3 { margin: 0 0 0.7rem; font-size: 1.35rem; font-weight: 800; letter-spacing: -0.02em; }
.cmp-credit { margin: 0; color: var(--muted); font-size: 0.95rem; line-height: 1.65; max-width: 62rem; }
.cmp-credit b { color: var(--fg); font-weight: 700; }

.cmp-row {
  display: grid; grid-template-columns: minmax(130px, 1fr) minmax(0, 1.25fr) minmax(0, 1.25fr);
  gap: 1rem; padding: 0.9rem 1.6rem; border-bottom: 1px solid var(--border);
  font-size: 0.92rem; align-items: baseline;
}
.cmp-row:last-of-type { border-bottom: 0; }
.cmp-row-head {
  font-family: var(--cmp-mono); font-size: 0.67rem; letter-spacing: 0.13em;
  text-transform: uppercase; color: var(--muted); background: var(--bg);
}
.cmp-k { color: var(--muted); font-size: 0.86rem; }
.cmp-them { color: var(--fg); }
.cmp-them.none { color: var(--muted); opacity: 0.7; }
.cmp-us { color: var(--fg); font-weight: 600; }
.cmp-us::before {
  content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--cmp-mark); margin-right: 0.55rem; vertical-align: 0.15em;
}

.cmp-quote {
  margin: 0; padding: 1.4rem 1.6rem; background: var(--cmp-wash);
  font-size: clamp(1.02rem, 2vw, 1.25rem); font-weight: 700; letter-spacing: -0.02em;
  line-height: 1.4; color: var(--fg);
}
.cmp-quote span { color: var(--cmp-accent); }

/* ── Full matrix ──────────────────────────────────────────────────────────── */
.cmp-matrix { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.cmp-matrix > summary {
  cursor: pointer; padding: 1.1rem 1.4rem; font-weight: 700; font-size: 0.98rem;
  display: flex; align-items: center; gap: 0.65rem; list-style: none;
}
.cmp-matrix > summary::-webkit-details-marker { display: none; }
.cmp-matrix > summary::before { content: "+"; font-family: var(--cmp-mono); color: var(--cmp-accent); font-size: 1.1rem; line-height: 1; }
.cmp-matrix[open] > summary::before { content: "\2212"; }
.cmp-matrix > summary:focus-visible { outline: 2px solid var(--cmp-accent); outline-offset: -2px; }
.cmp-scroll { overflow-x: auto; border-top: 1px solid var(--border); }
.cmp-scroll table { border-collapse: collapse; width: 100%; min-width: 880px; font-size: 0.85rem; }
.cmp-scroll th, .cmp-scroll td { padding: 0.7rem 0.85rem; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
.cmp-scroll thead th {
  font-family: var(--cmp-mono); font-size: 0.67rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); font-weight: 400; background: var(--bg); white-space: nowrap;
}
.cmp-scroll thead th.us { color: var(--cmp-accent); }
.cmp-scroll tbody th { font-weight: 500; color: var(--muted); font-size: 0.82rem; }
.cmp-scroll td.us { background: var(--cmp-wash); font-weight: 700; }
.cmp-mk { font-family: var(--cmp-mono); font-size: 0.95rem; line-height: 1; }
.cmp-key { display: flex; flex-wrap: wrap; gap: 0.4rem 1.25rem; padding: 0.9rem 1.4rem; margin: 0; font-family: var(--cmp-mono); font-size: 0.72rem; color: var(--muted); }

/* ── Pricing ──────────────────────────────────────────────────────────────── */
.cmp-tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.cmp-tier {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.6rem 1.4rem; display: flex; flex-direction: column; gap: 0.45rem;
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.cmp-tier:hover { transform: translateY(-6px); border-color: var(--primary); }
.cmp-tier.is-best { background: var(--cmp-wash); border-color: var(--cmp-mark); }
.cmp-tier-name { font-family: var(--cmp-mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.cmp-tier.is-best .cmp-tier-name { color: var(--cmp-accent); }
.cmp-tier-price { margin: 0; font-size: 2.1rem; font-weight: 800; letter-spacing: -0.035em; font-variant-numeric: tabular-nums; }
.cmp-tier-price small { font-size: 0.85rem; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.cmp-tier p { margin: 0; color: var(--muted); font-size: 0.88rem; line-height: 1.55; }
.cmp-save {
  align-self: flex-start; margin-top: 0.2rem; font-family: var(--cmp-mono);
  font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cmp-accent);
  border: 1px solid var(--cmp-mark); border-radius: 999px; padding: 0.18rem 0.6rem;
}

/* ── Closing CTA + sources ────────────────────────────────────────────────── */
.cmp-cta { text-align: center; }
.cmp-cta h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 800; letter-spacing: -0.02em; margin: 0 0 0.7rem; }
.cmp-cta-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; margin-top: 1.5rem; }

.cmp-sources h3 { font-size: 0.95rem; margin: 0 0 0.9rem; }
.cmp-sources ul { columns: 2; column-gap: 2rem; margin: 0; padding-left: 1.1rem; font-family: var(--cmp-mono); font-size: 0.74rem; line-height: 1.9; color: var(--muted); }
.cmp-sources li { break-inside: avoid; }
.cmp-sources a { color: var(--muted); font-weight: 400; }
.cmp-sources a:hover { color: var(--cmp-accent); }
.cmp-note { margin: 1.5rem 0 0; font-size: 0.78rem; color: var(--muted); line-height: 1.7; max-width: 60rem; }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 980px) {
  .cmp-camps { grid-template-columns: repeat(2, 1fr); }
  .cmp-tiers { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .cmp-camps { grid-template-columns: 1fr; }
  .cmp-chips { justify-content: flex-start; }
  .cmp-row { grid-template-columns: 1fr; gap: 0.3rem; padding: 1rem 1.2rem; }
  .cmp-row-head { display: none; }
  .cmp-k { font-family: var(--cmp-mono); font-size: 0.66rem; letter-spacing: 0.13em; text-transform: uppercase; }
  .cmp-them { color: var(--muted); }
  .cmp-card-top, .cmp-quote { padding-left: 1.2rem; padding-right: 1.2rem; }
  .cmp-sources ul { columns: 1; }
}