/* ==========================================================================
   consens.io Benchmark snapshot subpage (/benchmark)
   Loaded AFTER landing.css, which provides the design tokens, the nav/footer
   chrome, the scroll-reveal system and the button + section primitives.
   This file only adds the benchmark-specific bits: the stat strip, the bar
   charts (screenshot style: value on top, blue gradient fill, confidence
   whiskers) and the takeaway cards.
   ========================================================================== */

/* --- Hero stat strip ----------------------------------------------------- */
.bench-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.bench-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid color-mix(in srgb, var(--glass-border) 64%, var(--glass-edge));
  background: color-mix(in srgb, var(--glass-bg-strong) 70%, transparent);
  box-shadow: inset 0 1px 0 var(--glass-highlight);
  color: var(--text-primary);
  font-size: 0.86rem;
  font-weight: 600;
}

.bench-pill b { color: var(--accent); font-weight: 700; }

/* --- Section headers reuse .lp-head; add a soft eyebrow note ------------- */
.bench-note {
  margin: 14px 0 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  max-width: 60ch;
}

/* --- Chart card ---------------------------------------------------------- */
.bench-chart {
  --scale: 3.2px;          /* px per accuracy point (plot height = 320px) */
  --bench-halo: rgba(255, 255, 255, 0.96);   /* punches the CI line out from behind the value */
  margin-top: clamp(30px, 4vw, 48px);
  padding: clamp(20px, 3vw, 34px);
  border-radius: 12px;
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--bg-grey) 50%, transparent);
  box-shadow: none;
}

.bench-chart-title {
  margin: 0 0 4px;
  font-size: 1.18rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.bench-chart-sub {
  margin: 0 0 20px;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

/* --- Plot area: y-axis title + gridlines + bars ------------------------- */
.bench-plot {
  display: grid;
  grid-template-columns: 20px 34px 1fr;
  gap: 0;
}

.bench-ytitle {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  align-self: center;
  justify-self: center;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.bench-yaxis {
  position: relative;
  height: calc(100 * var(--scale));
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
}

.bench-yaxis span {
  position: absolute;
  right: 8px;
  transform: translateY(-50%);
  line-height: 1;
}

/* Bars track sits in the third column and hosts the gridlines behind bars. */
.bench-track {
  position: relative;
  height: calc(100 * var(--scale));
}

.bench-grid {
  position: absolute;
  left: 0;
  right: 0;
  border-top: 1px dashed color-mix(in srgb, var(--sidebar-border) 60%, transparent);
}
.bench-grid.is-base { border-top-style: solid; border-top-color: color-mix(in srgb, var(--sidebar-border) 90%, transparent); }

.bench-bars {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  gap: clamp(6px, 1.4vw, 16px);
}

.bench-col {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

/* The bar itself grows from 0 to its value height on scroll-in. */
.bench-bar {
  position: relative;
  width: 100%;
  max-width: 64px;
  height: 0;
  border-radius: 2px 2px 0 0;
  border: 1px solid #8ea4c6;
  border-bottom: 0;
  background: #bccbe3;          /* flat matte fill, no gloss */
  transition: height 0.95s cubic-bezier(0.22, 0.61, 0.36, 1);
  transition-delay: calc(var(--i, 0) * 65ms);
}

.bench-chart.is-visible .bench-bar { height: calc(var(--val) * var(--scale)); }

/* consens.io: the subject of the page, solid brand blue (no glow). */
.bench-col.is-consensus .bench-bar {
  border-color: color-mix(in srgb, var(--accent) 70%, #06324a);
  background: var(--accent);
}

/* Majority vote: an aggregation baseline, paler flat slate. */
.bench-col.is-majority .bench-bar {
  border-color: #aab9d6;
  background: #d6dded;
}

.dark-mode .bench-chart { --bench-halo: rgba(16, 21, 28, 0.96); }
.dark-mode .bench-bar {
  background: #34486a;
  border-color: #5b7596;
}
.dark-mode .bench-col.is-majority .bench-bar { background: #2a3a55; border-color: #46597b; }
.dark-mode .bench-swatch.is-model { background: #34486a; border-color: #5b7596; }
.dark-mode .bench-swatch.is-majority { background: #2a3a55; }

/* Value label rides just above the bar top and rises with it. */
.bench-val {
  position: absolute;
  top: -26px;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  padding: 1px 5px;
  border-radius: 5px;
  background: var(--bench-halo);   /* card-coloured chip cleanly covers the CI stem behind the number */
  color: var(--text-primary);
  font-size: 0.84rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  opacity: 0;
  transition: opacity 0.4s ease;
  transition-delay: calc(var(--i, 0) * 65ms + 0.5s);
}
.bench-chart.is-visible .bench-val { opacity: 1; }
.bench-col.is-consensus .bench-val { color: var(--accent); }

/* Confidence whisker (95% CI) overlaid on the bar. */
.bench-ci {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 1.5px;
  bottom: calc(var(--lo) * var(--scale));
  height: calc((var(--hi) - var(--lo)) * var(--scale));
  background: color-mix(in srgb, var(--text-primary) 48%, transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
  transition-delay: calc(var(--i, 0) * 65ms + 0.7s);
}
.bench-chart.is-visible .bench-ci { opacity: 1; }
.bench-ci::before,
.bench-ci::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 9px;
  height: 1.5px;
  background: inherit;
}
.bench-ci::before { top: 0; }
.bench-ci::after { bottom: 0; }
.bench-col.is-consensus .bench-ci { background: color-mix(in srgb, var(--accent) 80%, var(--text-primary)); }

/* X-axis labels: provider logo + two-line name, centered under each bar. */
.bench-xrow {
  display: flex;
  justify-content: space-around;
  gap: clamp(6px, 1.4vw, 16px);
  margin: 12px 0 0;
  margin-left: 54px;            /* align with the bars (ytitle + yaxis cols) */
}

.bench-xlabel {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}

.bench-xlabel img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.bench-xlabel .bench-vote {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 1rem;
  color: var(--text-secondary);
}

.bench-xlabel span {
  font-size: 0.74rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-secondary);
}
.bench-xlabel.is-consensus span { color: var(--accent); font-weight: 700; }

/* --- Icon theming (mirrors the /app + public-pages convention) ----------
   The consens.io mark (favicon.png) is white → invert it to dark on light
   backgrounds, leave it white in dark mode. The OpenAI + Grok glyphs are
   black → invert them to white in dark mode only. Coloured marks (Claude,
   Gemini, DeepSeek, Mistral) work on both themes untouched. */
.bench-xlabel img[src*="favicon"],
.bench-mini-icons img[src*="favicon"] { filter: invert(1); }
.dark-mode .bench-xlabel img[src*="favicon"],
.dark-mode .bench-mini-icons img[src*="favicon"] { filter: none; }

.dark-mode .bench-xlabel img[src*="chatgpt"],
.dark-mode .bench-xlabel img[src*="grok"],
.dark-mode .bench-mini-icons img[src*="chatgpt"],
.dark-mode .bench-mini-icons img[src*="grok"] { filter: invert(1); }

/* --- Legend -------------------------------------------------------------- */
.bench-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid color-mix(in srgb, var(--sidebar-border) 55%, transparent);
  color: var(--text-secondary);
  font-size: 0.82rem;
}
.bench-legend span { display: inline-flex; align-items: center; gap: 8px; }
.bench-swatch { width: 14px; height: 14px; border-radius: 4px; flex: 0 0 auto; }
.bench-swatch.is-consensus { background: var(--accent); }
.bench-swatch.is-model { background: #bccbe3; border: 1px solid #8ea4c6; }
.bench-swatch.is-majority { background: #d6dded; border: 1px solid #aab9d6; }
.bench-ci-key {
  width: 1.5px; height: 14px; flex: 0 0 auto;
  background: color-mix(in srgb, var(--text-primary) 48%, transparent);
  position: relative;
}
.bench-ci-key::before, .bench-ci-key::after {
  content: ""; position: absolute; left: 50%; transform: translateX(-50%);
  width: 8px; height: 1.5px; background: inherit;
}
.bench-ci-key::before { top: 0; } .bench-ci-key::after { bottom: 0; }

/* --- Inline highlight numbers in prose ----------------------------------- */
.bench-stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(16px, 4vw, 48px);
  margin-top: clamp(28px, 4vw, 44px);
}
.bench-stat { min-width: 120px; }
.bench-stat b {
  display: block;
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.bench-stat small {
  display: block;
  margin-top: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.4;
}

/* --- Fine print ---------------------------------------------------------- */
.bench-fineprint {
  margin-top: clamp(30px, 4vw, 48px);
  padding: clamp(18px, 2.5vw, 26px);
  border-radius: var(--card-radius);
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--bg-grey) 60%, transparent);
  color: var(--text-secondary);
  font-size: 0.86rem;
  line-height: 1.6;
}
.bench-fineprint h3 {
  margin: 0 0 10px;
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.bench-fineprint ul { margin: 0; padding-left: 18px; }
.bench-fineprint li { margin: 5px 0; }
.bench-fineprint b { color: var(--text-primary); }

/* --- Hero: copy + chart teaser side by side ------------------------------ */
.bench-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  align-items: center;
  gap: clamp(32px, 5vw, 64px);
}
.bench-hero-copy .bench-meta { margin-top: 28px; }

/* Aside used in the landing-page benchmark teaser (stats + CTA next to chart). */
.lp-bench-aside { display: flex; flex-direction: column; justify-content: center; }
.lp-bench-aside .bench-stat-row { gap: clamp(16px, 3vw, 32px); }

/* --- Mini chart teaser (reused on the landing page) ---------------------- */
.bench-mini {
  --mscale: 1.7px;             /* px per accuracy point */
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: 12px;
  border: 1px solid var(--hairline);
  background: color-mix(in srgb, var(--bg-grey) 50%, transparent);
  box-shadow: none;
}

.bench-mini-title {
  margin: 0 0 3px;
  font-size: 1.02rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}
.bench-mini-sub { margin: 0 0 20px; color: var(--text-secondary); font-size: 0.84rem; }

.bench-mini-plot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(5px, 1.4vw, 12px);
  height: calc(80 * var(--mscale));
}

.bench-mini-col {
  flex: 1 1 0;
  min-width: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
}

.bench-mini-val {
  margin-bottom: 6px;
  font-size: 0.74rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary);
  opacity: 0;
  transition: opacity 0.4s ease;
  transition-delay: calc(var(--i, 0) * 70ms + 0.45s);
}
.bench-mini-col.is-consensus .bench-mini-val { color: var(--accent); }

.bench-mini-bar {
  width: 100%;
  max-width: 40px;
  height: 0;
  border-radius: 2px 2px 0 0;
  border: 1px solid #8ea4c6;
  border-bottom: 0;
  background: #bccbe3;
  transition: height 0.9s cubic-bezier(0.22, 0.61, 0.36, 1);
  transition-delay: calc(var(--i, 0) * 70ms);
}
.is-visible .bench-mini-bar,
.bench-mini.is-visible .bench-mini-bar { height: calc(var(--v) * var(--mscale)); }
.is-visible .bench-mini-val,
.bench-mini.is-visible .bench-mini-val { opacity: 1; }

.bench-mini-col.is-consensus .bench-mini-bar {
  border-color: color-mix(in srgb, var(--accent) 70%, #06324a);
  background: var(--accent);
}
.dark-mode .bench-mini-bar { background: #34486a; border-color: #5b7596; }

.bench-mini-icons {
  display: flex;
  justify-content: space-between;
  gap: clamp(5px, 1.4vw, 12px);
  margin-top: 12px;
}
.bench-mini-icons span { flex: 1 1 0; min-width: 0; display: flex; justify-content: center; }
.bench-mini-icons img { width: 20px; height: 20px; object-fit: contain; }

.bench-mini-foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid color-mix(in srgb, var(--sidebar-border) 55%, transparent);
  color: var(--text-secondary);
  font-size: 0.8rem;
  line-height: 1.4;
}
.bench-mini-foot b { color: var(--text-primary); }

/* --- Responsive ---------------------------------------------------------- */
@media (max-width: 960px) {
  .bench-hero { grid-template-columns: 1fr; gap: 36px; }
  .bench-hero-visual { max-width: 560px; }
}

@media (max-width: 760px) {
  .bench-chart { --scale: 2.4px; overflow-x: auto; }
  /* The plot reserves 54px for the y-axis columns (20px title + 34px scale);
     the label row is offset by that same 54px, so it must be 54px narrower
     than the plot or the labels drift right of their bars on a phone. */
  .bench-plot { min-width: 600px; }
  .bench-xrow { min-width: 546px; }
  .bench-bar { border-radius: 2px 2px 0 0; }
  .bench-xlabel span { font-size: 0.7rem; }
  .bench-xlabel img, .bench-xlabel .bench-vote { width: 20px; height: 20px; }
}