/* ============================================================
   Erza Portal - editorial research page (Tesseract design system)
   Visual reference: custom_addons/raiden_dashboard/static/src/portal/css/raiden_portal.css
   Contract:
     * Reuses raiden's :root design tokens verbatim.
     * Adds --accent-tertiary series (GPT-5.5 amber, hex #B87500).
     * Adds 5-tier tokens (Trivial mildest -> Expert harshest).
     * Preserves every .erza-* class name; no rename to .rd-*.
     * Light default, dark via prefers-color-scheme OR :root[data-theme="dark"].
   ============================================================ */

:root {
  /* surfaces */
  --bg:        #f7f8fc;
  --bg-2:      #ffffff;
  --bg-3:      #f3f0f8;
  --surface:   #ffffff;

  /* ink - all >= 4.5:1 on --bg */
  --ink:       #0B0E14;
  --ink-2:     #3a3f55;
  --ink-3:     #6a6f85;
  --muted:     #8a8fa5;
  --muted-2:   #a6abbd;

  /* borders */
  --border:    rgba(0,0,0,0.10);
  --border-2:  rgba(0,0,0,0.16);
  --border-3:  rgba(0,0,0,0.28);

  /* elevation */
  --card-shadow: 0 4px 24px rgba(0,0,0,0.06);

  /* accent - Ethara magenta primary + blue secondary + amber tertiary */
  --accent:              #EE00EE;
  --accent-2:            #CC00CC;
  --accent-bright:       #EE00EE;
  --accent-surface:      rgba(238,0,238,0.08);
  --accent-on:           #FFFFFF;
  --accent-secondary:    #7A99D1;
  --accent-secondary-2:  #5B7BB8;
  --accent-secondary-soft: rgba(122,153,209,0.14);
  --accent-tertiary:     #B87500;
  --accent-tertiary-2:   #9E6600;
  --accent-tertiary-soft: rgba(184,117,0,0.14);
  --accent-glow:         rgba(238,0,238,0.08);
  --accent-glow-strong:  rgba(238,0,238,0.18);

  /* Chart.js line-series palette - matches the source PNGs.
   * Claude Opus 4.8 = golden orange, Gemini 3.1 Pro = sky blue, GPT-5.5 = green.
   * erza_portal.js reads these via mbCssVar() with identical fallbacks. */
  --chart-opus:   #EA9A3C;
  --chart-gemini: #4A9AE0;
  --chart-gpt:    #57B85C;
  --chart-noskill: #9aa2c4;
  --chart-withskill: #EE00EE;

  /* pass / fail */
  --pass:          #0E8F4B;
  --pass-surface:  #D4F4E1;
  --fail:          #B5171F;
  --fail-surface:  #FDE1E1;

  /* quality tiers (raiden 4-tier) */
  --tier-clean:     #0E8F4B;
  --tier-clean-s:   #D4F4E1;
  --tier-fixable:   #B8860B;
  --tier-fixable-s: #FFF3CD;
  --tier-degraded:  #B5171F;
  --tier-degraded-s:#FDE1E1;
  --tier-broken:    #6A7286;
  --tier-broken-s:  #EEF0F4;

  /* 5-tier extension for erza (Trivial softest) */
  --tier-trivial:   color-mix(in oklab, var(--pass) 40%, var(--bg-2));
  --tier-trivial-s: color-mix(in oklab, var(--pass) 12%, var(--bg-2));

  /* focus ring */
  --focus-ring: 0 0 0 2px var(--bg-2), 0 0 0 4px var(--accent-2);

  /* motion */
  --ease-ui:   cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-out:  cubic-bezier(0.28, 0.11, 0.32, 1);
  --ease-in:   cubic-bezier(0.55, 0, 0.75, 0.25);
  --dur-xfast: 140ms;
  --dur-fast:  200ms;
  --dur-normal:400ms;
  --dur-med:   400ms;
  --dur-slow:  640ms;

  /* type */
  --font-sans:    'DM Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'SF Mono', 'Monaco', ui-monospace, Menlo, Consolas, monospace;
  --font-display: 'Roboto', Georgia, 'Times New Roman', serif;

  /* scale */
  --s-wordmark: clamp(26px, 2.4vw, 34px);
  --s-thesis:   clamp(28px, 3.2vw, 44px); /* masthead h1 line - matches raiden */
  --s-reveal:   clamp(32px, 4.2vw, 56px);
  --s-h2:       28px;
  --s-h3:       20px;
  --s-body:     17px;
  --s-small:    15px;
  --s-ui:       14px;
  --s-mono:     14px;

  --lh-body:   1.62;
  --ls-tight:  -0.02em;
  --ls-wide:   0.12em;
  --ls-badge:  0.20em;

  /* layout */
  --max-page:    1200px;
  --max-prose:   720px;
  --gap-section: 88px;
  --pad-x:       28px;
  --pad-x-mob:   20px;
  --hairline:    1px solid var(--border);
}

/* ============================================================
   DARK MODE
   Two activation paths (dual-source):
     1. OS preference via prefers-color-scheme, unless the user
        has explicitly picked light via [data-theme="light"].
     2. Explicit user pick via :root[data-theme="dark"] (wins over OS light).
   ============================================================ */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg:        #0B0E14;
    --bg-2:      #151a28;
    --bg-3:      #1c2235;
    --surface:   #101520;

    --card-shadow: 0 4px 24px rgba(0,0,0,0.5);

    --ink:       #ffffff;
    --ink-2:     #C5CBE9;
    --ink-3:     #9aa2c4;
    --muted:     #5a6080;
    --muted-2:   #6a7090;

    --border:    rgba(122,153,209,0.15);
    --border-2:  rgba(238,0,238,0.25);
    --border-3:  rgba(238,0,238,0.40);

    --accent:              #EE00EE;
    --accent-2:            #FF44FF;
    --accent-bright:       #EE00EE;
    --accent-surface:      rgba(238,0,238,0.12);
    --accent-on:           #FFFFFF;
    --accent-secondary:    #7A99D1;
    --accent-secondary-2:  #9AB4E0;
    --accent-secondary-soft: rgba(122,153,209,0.18);
    --accent-tertiary:     #B87500;
    --accent-tertiary-2:   #D89430;
    --accent-tertiary-soft: rgba(184,117,0,0.20);
    --accent-glow:         rgba(238,0,238,0.12);
    --accent-glow-strong:  rgba(238,0,238,0.25);

    --pass:            #5EE695;
    --pass-surface:    rgba(94,230,149,0.14);
    --fail:            #FF8F8F;
    --fail-surface:    rgba(255,143,143,0.12);

    --tier-clean:     #5EE695;
    --tier-clean-s:   rgba(94,230,149,0.14);
    --tier-fixable:   #FBBF24;
    --tier-fixable-s: rgba(251,191,36,0.12);
    --tier-degraded:  #FF8F8F;
    --tier-degraded-s:rgba(255,143,143,0.12);
    --tier-broken:    #828898;
    --tier-broken-s:  rgba(130,136,152,0.12);

    --tier-trivial:   color-mix(in oklab, var(--pass) 55%, var(--bg-2));
    --tier-trivial-s: color-mix(in oklab, var(--pass) 20%, var(--bg-2));

    --focus-ring: 0 0 0 2px var(--bg), 0 0 0 4px var(--accent);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark !important;
  --bg:        #0B0E14 !important;
  --bg-2:      #151a28 !important;
  --bg-3:      #1c2235 !important;
  --surface:   #101520 !important;

  --card-shadow: 0 4px 24px rgba(0,0,0,0.5) !important;

  --ink:       #ffffff !important;
  --ink-2:     #C5CBE9 !important;
  --ink-3:     #9aa2c4 !important;
  --muted:     #5a6080 !important;
  --muted-2:   #6a7090 !important;

  --border:    rgba(122,153,209,0.15) !important;
  --border-2:  rgba(238,0,238,0.25) !important;
  --border-3:  rgba(238,0,238,0.40) !important;

  --accent:              #EE00EE !important;
  --accent-2:            #FF44FF !important;
  --accent-bright:       #EE00EE !important;
  --accent-surface:      rgba(238,0,238,0.12) !important;
  --accent-on:           #FFFFFF !important;
  --accent-secondary:    #7A99D1 !important;
  --accent-secondary-2:  #9AB4E0 !important;
  --accent-secondary-soft: rgba(122,153,209,0.18) !important;
  --accent-tertiary:     #B87500 !important;
  --accent-tertiary-2:   #D89430 !important;
  --accent-tertiary-soft: rgba(184,117,0,0.20) !important;
  --accent-glow:         rgba(238,0,238,0.12) !important;
  --accent-glow-strong:  rgba(238,0,238,0.25) !important;

  --pass:            #5EE695 !important;
  --pass-surface:    rgba(94,230,149,0.14) !important;
  --fail:            #FF8F8F !important;
  --fail-surface:    rgba(255,143,143,0.12) !important;

  --tier-clean:     #5EE695 !important;
  --tier-clean-s:   rgba(94,230,149,0.14) !important;
  --tier-fixable:   #FBBF24 !important;
  --tier-fixable-s: rgba(251,191,36,0.12) !important;
  --tier-degraded:  #FF8F8F !important;
  --tier-degraded-s:rgba(255,143,143,0.12) !important;
  --tier-broken:    #828898 !important;
  --tier-broken-s:  rgba(130,136,152,0.12) !important;

  --tier-trivial:   color-mix(in oklab, var(--pass) 55%, var(--bg-2)) !important;
  --tier-trivial-s: color-mix(in oklab, var(--pass) 20%, var(--bg-2)) !important;

  --focus-ring: 0 0 0 2px var(--bg), 0 0 0 4px var(--accent) !important;
}

/* Dark body backdrop (both activation paths) */
:root[data-theme="dark"] body,
:root[data-theme="dark"] body:has(.erza-portal) {
  background:
    radial-gradient(ellipse 900px 520px at 20% -10%, rgba(137,181,255,0.05), transparent 60%),
    radial-gradient(ellipse 700px 420px at 120% 0%, rgba(205,176,255,0.04), transparent 60%),
    #0B0E14 !important;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) body,
  :root:not([data-theme="light"]) body:has(.erza-portal) {
    background:
      radial-gradient(ellipse 900px 520px at 20% -10%, rgba(137,181,255,0.05), transparent 60%),
      radial-gradient(ellipse 700px 420px at 120% 0%, rgba(205,176,255,0.04), transparent 60%),
      var(--bg);
  }
}

/* ---------- reset --------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--bg); scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans) !important;
  font-size: var(--s-body) !important;
  line-height: var(--lh-body);
  color: var(--ink-2);
  background: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11", "cv05", "cv08";
}
code, .mono {
  font-family: var(--font-mono) !important;
  font-size: 0.92em;
  font-variant-numeric: tabular-nums;
}
h1, h2, h3, h4, p, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: transparent; border: 0; cursor: pointer; padding: 0; }
b, strong { font-weight: 600; color: var(--ink); }
em { font-style: italic; color: var(--ink); }
::selection { background: var(--accent); color: var(--accent-on); }

/* ---------- a11y ---------------------------------------- */
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
[role="tab"]:focus-visible,
[tabindex]:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  background: var(--accent);
  color: var(--accent-on);
  z-index: 100;
  transition: top var(--dur-fast) var(--ease-ui);
}
.skip-link:focus { top: 16px; }

/* ---------- portal shell (root wrapper) ---------------- */
.erza-portal {
  font-family: var(--font-sans);
  color: var(--ink-2);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--bg);
}
.erza-portal * { box-sizing: border-box; }

/* Kill Odoo portal chrome so the editorial page owns the viewport */
body:has(.erza-portal) {
  background: var(--bg) !important;
}
body:has(.erza-portal) #wrapwrap,
body:has(.erza-portal) .o_portal,
body:has(.erza-portal) .o_portal_wrap,
body:has(.erza-portal) main,
body:has(.erza-portal) .oe_website_login_container,
body:has(.erza-portal) .container,
body:has(.erza-portal) .container-fluid {
  max-width: 100% !important;
  width: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
  background: transparent !important;
}
body:has(.erza-portal) header,
body:has(.erza-portal) .o_portal_navbar,
body:has(.erza-portal) .breadcrumb,
body:has(.erza-portal) .o_portal_submenu {
  display: none !important;
}
body:has(.erza-portal) footer:not(.erza-footer),
body:has(.erza-portal) .o_footer,
body:has(.erza-portal) #footer,
body:has(.erza-portal) .oe_structure.oe_empty,
body:has(.erza-portal) div[id="footer"],
body:has(.erza-portal) .o_footer_copyright {
  display: none !important;
}

/* ---------- page shell ---------------------------------- */
.page {
  max-width: var(--max-page);
  margin: 0 auto;
  padding: 40px var(--pad-x) 80px;
}
main {
  display: block;
}

/* ---------- section anchors ----------------------------- */
.section {
  margin-bottom: var(--gap-section);
  scroll-margin-top: 32px;
}
.section:last-of-type { margin-bottom: 0; }

.section-label {
  font-family: var(--font-mono) !important;
  font-size: var(--s-h3) !important;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: var(--hairline);
  text-align: left;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 500;
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: var(--ls-tight);
  margin: 0 0 22px;
}

.section-desc {
  max-width: var(--max-prose);
  font-size: var(--s-body);
  color: var(--ink-2);
  margin-bottom: 28px;
  line-height: var(--lh-body);
}
.section-desc b { color: var(--ink); }

/* ---------- rules --------------------------------------- */
hr.rule {
  border: 0; height: 2px;
  background:
    linear-gradient(90deg,
      var(--accent-bright) 0,
      var(--accent-bright) 120px,
      var(--border) 120px,
      var(--border) 100%);
  margin: 22px 0;
}

/* ---------- scroll-trigger animations ------------------- */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}
[data-animate].erza-visible,
[data-animate].rd-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-delay="1"] { transition-delay: 80ms; }
[data-delay="2"] { transition-delay: 160ms; }
[data-delay="3"] { transition-delay: 240ms; }
[data-delay="4"] { transition-delay: 320ms; }
[data-delay="5"] { transition-delay: 400ms; }

/* ============================================================
   MASTHEAD
   ============================================================ */
.masthead {
  margin-bottom: 72px;
  position: relative;
  overflow: visible;
  padding: 0;
  background: none;
  text-align: left;
}

.mast-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  max-width: none;
  margin: 0;
  position: relative;
  z-index: 1;
}

.wordmark {
  display: block;
  width: 100%;
  position: relative;
  padding-bottom: 20px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: var(--s-wordmark);
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--ink);
  line-height: 1.1;
}
/* Accent bar tracks the wordmark text width, sitting on the full-width rule. */
.wordmark-mark {
  display: inline-block;
  position: relative;
}
.wordmark-mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -20px;
  height: 2px;
  background: #A020A0;
}

.badge {
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  font-weight: 500;
  letter-spacing: var(--ls-badge);
  text-transform: uppercase;
  color: var(--accent);
  padding: 7px 14px;
  border: 1px solid var(--accent);
  white-space: nowrap;
  display: inline-block;
  margin-bottom: 0;
  backdrop-filter: none;
  background: transparent;
}

.thesis {
  font-family: var(--font-display);
  font-size: var(--s-thesis); /* was --s-reveal (56px); matches raiden h1 (44px max) */
  line-height: 1.15;
  letter-spacing: var(--ls-tight);
  color: var(--ink);
  font-weight: 500;
  margin-top: 36px;
}
.thesis em { color: var(--accent); font-style: italic; font-weight: 500; }
/* Masthead thesis word-reveal wrappers (GSAP staggers .thesis-word-inner on load) */
.thesis-word { display: inline-block; overflow: hidden; vertical-align: top; }
.thesis-word-inner { display: inline-block; }

.byline {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink-3);
}
.byline a {
  color: var(--ink-2);
  border-bottom: 1px solid var(--border-2);
  text-decoration: none;
  transition: color var(--dur-xfast) var(--ease-ui), border-color var(--dur-xfast) var(--ease-ui);
}
.byline a:hover {
  color: var(--ink);
  border-color: var(--ink-3);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ============================================================
   OVERVIEW GRID
   ============================================================ */
.overview-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
  align-items: stretch;
  margin-bottom: 20px;
}


.prose {
  max-width: var(--max-prose);
  font-size: var(--s-body);
  color: var(--ink-2);
  line-height: var(--lh-body);
}
.prose p + p { margin-top: 1em; }

.capabilities {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
}
.capabilities li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: var(--s-small);
  color: var(--ink-2);
  padding: 6px 0;
  border-bottom: var(--hairline);
}
.capabilities li:last-child { border-bottom: none; }
.capabilities li::before {
  content: "\2192";
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
}

/* Glance sidebar */
.glance {
  border: var(--hairline);
  background: var(--bg-2);
  padding: 22px 22px 20px;
  position: relative;
  box-shadow: var(--card-shadow);
}
.glance::before {
  content: "";
  position: absolute;
  top: 0; left: 0; width: 3px; height: 100%;
  background: var(--accent);
}
.glance-label {
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink-3);
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: var(--hairline);
}
.glance-list { display: grid; margin: 0; }
.glance-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-mono);
}
.glance-row dt {
  font-size: 13px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  margin: 0;
}
.glance-row dd {
  margin: 0;
  font-size: 13px;
  color: var(--ink-2);
  text-align: right;
}
.glance-row dd b {
  color: var(--accent);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.glance-foot {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
  font-size: 11px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--muted);
}

/* ============================================================
   KPI ROW / CARDS
   ============================================================ */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.kpi-card {
  border: var(--hairline);
  background: var(--bg-2);
  padding: 20px 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 128px;
  transition:
    border-color var(--dur-fast) var(--ease-ui),
    background var(--dur-fast) var(--ease-ui),
    box-shadow var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
  box-shadow: var(--card-shadow);
}
.kpi-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 8px 24px rgba(15,20,35,0.12), 0 2px 6px rgba(15,20,35,0.08);
  transform: translateY(-2px);
}
.kpi-card--accent {
  border-left: 3px solid var(--accent-bright);
  background: linear-gradient(180deg, var(--accent-surface), color-mix(in oklab, var(--accent-surface) 30%, var(--bg-2)));
}

.kpi-label {
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink-3);
}

.kpi-big {
  font-family: var(--font-display);
  font-size: clamp(32px, 3.4vw, 44px);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: var(--ls-tight);
  line-height: 1;
  font-variant-numeric: tabular-nums lining-nums;
}
.kpi-card--accent .kpi-big { color: var(--accent); }

.kpi-sub {
  margin-top: auto;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.02em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============================================================
   PIPELINE
   ============================================================ */
.pipeline-frame {
  background:
    linear-gradient(180deg, color-mix(in oklab, var(--accent-bright) 18%, transparent), transparent 40%),
    var(--bg-2);
  border: var(--hairline);
  border-left: 3px solid var(--accent-bright);
  padding: 40px 36px 36px;
  box-shadow: var(--card-shadow);
}

.pipeline-intro { margin-bottom: 28px; }
.pipeline-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.pipeline-title {
  font-size: var(--s-h2);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: var(--ls-tight);
  max-width: 600px;
}
/* Flow diagram: numbered stepper (Task -> Agent -> Patch -> Verifier -> Score) */
.erza-flow {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  border: var(--hairline);
  background: var(--bg);
  padding: 38px 20px 34px;
}
.erza-flow-step {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 6px;
}
.erza-flow-marker {
  position: relative;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
  background: var(--bg-2);
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 5px var(--accent-surface);
  margin-bottom: 20px;
  transition: transform var(--dur-fast) var(--ease-ui), box-shadow var(--dur-fast) var(--ease-ui);
}
.erza-flow-step:hover .erza-flow-marker {
  transform: translateY(-3px);
  box-shadow: 0 0 0 6px var(--accent-glow-strong);
}
.erza-flow-body {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.erza-flow-icon {
  color: var(--accent);
  margin-bottom: 12px;
  display: inline-flex;
}
.erza-flow-icon svg { display: block; }
.erza-flow-title {
  font-size: var(--s-h3);
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}
.erza-flow-desc {
  font-size: var(--s-body);
  color: var(--ink-2);
  line-height: 1.5;
  max-width: 22ch;
}
.erza-flow-link {
  flex: 0 0 auto;
  align-self: flex-start;
  padding-top: 13px;
  color: var(--accent);
  opacity: 0.5;
}
.erza-flow-link svg { display: block; }

/* ============================================================
   CHARTS
   ============================================================ */
.charts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 24px;
  max-width: none;
}

.chart-double {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 24px;
}

.chart {
  margin: 0;
  border: var(--hairline);
  background: var(--bg-2);
  padding: 14px;
  box-shadow: var(--card-shadow);
  min-width: 0;
  overflow: visible;
  transition:
    border-color var(--dur-fast) var(--ease-ui),
    box-shadow var(--dur-fast) var(--ease-out);
}
.chart:hover {
  border-color: var(--border-2);
  box-shadow: 0 4px 12px rgba(15,20,35,0.07), 0 1px 2px rgba(15,20,35,0.05);
}
.chart--hero { grid-column: 1 / -1; }

.chart img,
.chart-figure img {
  width: 100%;
  height: auto;
  display: block;
  background: var(--bg-2);
  min-height: 180px;
  object-fit: contain;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), filter var(--dur-normal) var(--ease-ui);
}
.chart img:hover,
.chart-figure img:hover { transform: scale(1.015); }

:root[data-theme="dark"] .chart img,
:root[data-theme="dark"] .chart-figure img {
  filter: invert(1) hue-rotate(180deg) saturate(1.15);
  background: transparent;
  border-color: transparent;
  mix-blend-mode: lighten;
  isolation: isolate;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .chart img,
  :root:not([data-theme="light"]) .chart-figure img {
    filter: invert(1) hue-rotate(180deg) saturate(1.15);
    background: transparent;
    border-color: transparent;
    mix-blend-mode: lighten;
    isolation: isolate;
  }
}

.chart figcaption,
.chart-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 0;
  text-align: left;
  font-weight: 400;
}

/* Chart.js responsive+maintainAspectRatio:false grows canvas unboundedly on min-height; use fixed height. */
.chart-canvas {
  position: relative;
  display: block;
  width: 100%;
  height: 420px;
  max-height: 420px;
}
.chart-canvas--tall { height: 620px; max-height: 620px; }
/* Full-width complexity chart: extra height spreads the near-equal series so
 * their markers/labels don't crowd (mirrors the source PNG's aspect). */
.chart-canvas--wide { height: 540px; max-height: 540px; }
.chart-double .chart-canvas { height: 420px; max-height: 420px; }
@media (max-width: 700px) {
  .chart-canvas--wide { height: 420px; max-height: 420px; }
}

/* Trigger button wrapping an image (raiden parity) */
.chart-trigger {
  display: block;
  width: 100%;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.chart-trigger img { transition: transform var(--dur-normal) var(--ease-out); }
.chart-trigger:hover img,
.chart-trigger:focus-visible img { transform: scale(1.02); }
.chart-zoom-hint {
  position: absolute;
  bottom: 12px;
  right: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--bg-2);
  background: rgba(11,14,20,0.7);
  padding: 4px 10px;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-ui);
  pointer-events: none;
}
.chart-trigger:hover .chart-zoom-hint,
.chart-trigger:focus-visible .chart-zoom-hint { opacity: 1; }
.caption {
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  color: var(--ink-3);
  margin-top: 16px;
  line-height: 1.5;
}

/* ============================================================
   TIER GRID (Erza 5-tier)
   ============================================================ */
.erza-tier-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.erza-tier-card {
  display: flex;
  flex-direction: column;
  padding: 20px;
  border: var(--hairline);
  background: var(--bg-2);
  box-shadow: var(--card-shadow);
  position: relative;
  overflow: hidden;
  text-align: left;
}
.erza-tier-card--trivial { border-left: 3px solid var(--tier-trivial); }
.erza-tier-card--easy    { border-left: 3px solid var(--tier-clean); }
.erza-tier-card--medium  { border-left: 3px solid var(--tier-fixable); }
.erza-tier-card--hard    { border-left: 3px solid var(--tier-degraded); }
.erza-tier-card--expert  { border-left: 3px solid var(--tier-broken); }

.erza-tier-count {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 500;
  line-height: 1;
  font-variant-numeric: tabular-nums lining-nums;
  letter-spacing: var(--ls-tight);
  color: var(--ink);
}
.erza-tier-card--trivial .erza-tier-count { color: var(--tier-trivial); }
.erza-tier-card--easy    .erza-tier-count { color: var(--tier-clean); }
.erza-tier-card--medium  .erza-tier-count { color: var(--tier-fixable); }
.erza-tier-card--hard    .erza-tier-count { color: var(--tier-degraded); }
.erza-tier-card--expert  .erza-tier-count { color: var(--tier-broken); }

.erza-tier-card-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-top: 8px;
  color: var(--ink-2);
}
.erza-tier-card-pct {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
  letter-spacing: 0.02em;
}
.erza-tier-card-bar {
  width: 100%;
  height: 3px;
  background: var(--border);
  margin-top: 16px;
  overflow: hidden;
}
.erza-tier-card-fill {
  height: 100%;
  transition: width 1s var(--ease-out);
}
.erza-tier-card--trivial .erza-tier-card-fill { background: var(--tier-trivial); }
.erza-tier-card--easy    .erza-tier-card-fill { background: var(--tier-clean); }
.erza-tier-card--medium  .erza-tier-card-fill { background: var(--tier-fixable); }
.erza-tier-card--hard    .erza-tier-card-fill { background: var(--tier-degraded); }
.erza-tier-card--expert  .erza-tier-card-fill { background: var(--tier-broken); }

/* Inline tier badge (table/cell use) */
.erza-tier-badge {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--font-mono) !important;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  background: var(--bg-3);
  color: var(--ink-2);
}
.erza-tier-badge--trivial { color: var(--tier-trivial); background: var(--tier-trivial-s); border-color: var(--tier-trivial); }
.erza-tier-badge--easy    { color: var(--tier-clean);    background: var(--tier-clean-s);    border-color: var(--tier-clean); }
.erza-tier-badge--medium  { color: var(--tier-fixable);  background: var(--tier-fixable-s);  border-color: var(--tier-fixable); }
.erza-tier-badge--hard    { color: var(--tier-degraded); background: var(--tier-degraded-s); border-color: var(--tier-degraded); }
.erza-tier-badge--expert  { color: var(--tier-broken);   background: var(--tier-broken-s);   border-color: var(--tier-broken); }

/* ============================================================
   CONFIDENCE STRIP
   ============================================================ */
.confidence-strip {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 22px 24px;
  border: var(--hairline);
  background: var(--bg-2);
  box-shadow: var(--card-shadow);
}
.confidence-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex-shrink: 0;
}
.erza-confidence-big {
  font-family: var(--font-display);
  font-size: clamp(32px, 3.4vw, 44px);
  font-weight: 500;
  color: var(--accent);
  line-height: 1;
  letter-spacing: var(--ls-tight);
  font-variant-numeric: tabular-nums lining-nums;
}
.confidence-lbl {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-3);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
}
.confidence-right { flex: 1; }
.confidence-range {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  color: var(--ink-3);
}
.confidence-track {
  flex: 1;
  height: 3px;
  background: var(--border);
  position: relative;
}
.confidence-marker {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: var(--accent-bright);
  border: 2px solid var(--bg-2);
  box-shadow: 0 0 0 1px var(--accent);
}

/* ============================================================
   REVEAL BLOCK
   ============================================================ */
.reveal {
  border-left: 3px solid var(--accent-bright);
  padding: 10px 0 10px 24px;
  margin-bottom: 40px;
  max-width: 960px;
}
.reveal-line {
  font-size: var(--s-body) !important;
  line-height: 1.55;
  color: var(--ink);
  letter-spacing: normal;
  font-weight: 400;
}
.reveal-line + .reveal-line { margin-top: 10px; }
.reveal-big {
  font-family: var(--font-display) !important;
  font-weight: 600;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.reveal-kicker { color: var(--ink-2); }
.reveal-kicker b { color: var(--ink); }

/* ============================================================
   EVAL / VIEWER CONTROLS
   ============================================================ */
.eval-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.eval-search {
  flex: 1;
  min-width: 200px;
  position: relative;
}
.eval-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--muted);
  pointer-events: none;
}
.erza-input,
.eval-search input {
  width: 100%;
  padding: 10px 12px 10px 36px;
  font-size: var(--s-ui);
  font-family: var(--font-mono) !important;
  border: var(--hairline);
  background: var(--bg-2);
  color: var(--ink);
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-ui), box-shadow var(--dur-fast) var(--ease-ui);
}
.erza-input {
  padding: 10px 12px;
}
.erza-input:focus,
.eval-search input:focus {
  border-color: var(--accent);
  box-shadow: var(--focus-ring);
}

.eval-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.erza-select,
.eval-filters select {
  padding: 10px 32px 10px 12px;
  font-size: var(--s-ui);
  font-family: var(--font-mono) !important;
  border: var(--hairline);
  background: var(--bg-2);
  color: var(--ink-2);
  cursor: pointer;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' fill='none' stroke='%23525A6E' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color var(--dur-fast) var(--ease-ui);
}
.erza-select:focus,
.eval-filters select:focus { border-color: var(--accent); }

.eval-meta {
  font-family: var(--font-mono) !important;
  font-size: var(--s-ui);
  color: var(--ink-3);
  white-space: nowrap;
}

.erza-sort-dir-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 16px;
  font-weight: 600;
  border: var(--hairline);
  background: var(--bg-2);
  color: var(--accent);
  cursor: pointer;
  transition: all var(--dur-xfast) var(--ease-ui);
  flex-shrink: 0;
}
.erza-sort-dir-btn:hover { background: var(--accent-surface); border-color: var(--accent); }

/* ============================================================
   EVAL TABLES (base + variants)
   ============================================================ */
.erza-table-wrap {
  border: var(--hairline);
  overflow: hidden;
  background: var(--bg-2);
  box-shadow: var(--card-shadow);
}

.erza-table,
.erza-viewer-table,
.erza-passrate-table,
.erza-meanscore-table,
.erza-model-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono) !important;
  font-size: var(--s-mono) !important;
  table-layout: fixed;
}

/* Tier column gets a touch more room for the pill + (n) count; model headers
   stack to two lines (name over version, built in renderMatrix) so the fixed
   columns fit their content without clipping or overflowing the container. */
.erza-passrate-table th:first-child,
.erza-meanscore-table th:first-child,
.erza-passrate-table td:first-child,
.erza-meanscore-table td:first-child {
  width: 30%;
}
.erza-passrate-table th,
.erza-meanscore-table th {
  vertical-align: top;
}
.erza-passrate-table .th-model,
.erza-meanscore-table .th-model {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.25;
}
.th-model-sub {
  font-size: 0.82em;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
}

.erza-table thead,
.erza-viewer-table thead,
.erza-passrate-table thead,
.erza-meanscore-table thead,
.erza-model-table thead {
  background: var(--bg-3);
  border-bottom: 1px solid var(--border-2);
}

.erza-table th,
.erza-viewer-table th,
.erza-passrate-table th,
.erza-meanscore-table th,
.erza-model-table th {
  padding: 12px 14px;
  font-family: var(--font-mono) !important;
  font-size: var(--s-ui);
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink-3);
  text-align: left;
  white-space: nowrap;
  user-select: none;
  position: sticky;
  top: 0;
  background: var(--bg-3);
  z-index: 2;
  border-bottom: 1px solid var(--border-2);
}

.erza-table td,
.erza-viewer-table td,
.erza-passrate-table td,
.erza-meanscore-table td,
.erza-model-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--ink-2);
  font-family: var(--font-mono) !important;
  font-size: var(--s-mono) !important;
}

.erza-table tbody tr,
.erza-viewer-table tbody tr,
.erza-passrate-table tbody tr,
.erza-meanscore-table tbody tr,
.erza-model-table tbody tr {
  cursor: pointer;
  transition: background var(--dur-xfast) var(--ease-ui);
}
.erza-table tbody tr:hover,
.erza-viewer-table tbody tr:hover,
.erza-passrate-table tbody tr:hover,
.erza-meanscore-table tbody tr:hover,
.erza-model-table tbody tr:hover {
  background: color-mix(in oklab, var(--accent) 6%, transparent);
}
.erza-viewer-table tbody tr.erza-viewer-expanded,
.erza-viewer-table tbody tr.expanded {
  background: var(--accent-surface);
}

/* Numeric alignment helper */
.erza-table .num,
.erza-viewer-table .num,
.erza-passrate-table .num,
.erza-meanscore-table .num,
.erza-model-table .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* Common cell treatments */
.erza-td-primary { font-weight: 600; color: var(--ink); }
.erza-td-secondary { font-weight: 500; color: var(--ink-2); }
.erza-td-muted { color: var(--muted); }

/* Language / short badge */
.erza-lang-badge {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--bg-3);
  color: var(--ink-2);
  border: 1px solid var(--border);
  text-transform: lowercase;
}

/* ============================================================
   PASS-RATE CELL (bar + label)
   ============================================================ */
.erza-passrate-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 110px;
}
.erza-passrate-fill {
  flex: 1;
  height: 6px;
  background: var(--bg-3);
  border-radius: 3px;
  overflow: hidden;
  min-width: 40px;
  position: relative;
}
.erza-passrate-fill::before {
  content: "";
  display: block;
  height: 100%;
  width: var(--erza-passrate, 0%);
  border-radius: 3px;
  transition: width 0.4s var(--ease-out);
  background: linear-gradient(90deg, var(--accent-secondary) 0%, var(--accent) 100%);
}
.erza-passrate-pct {
  font-family: var(--font-mono) !important;
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 48px;
  color: var(--ink);
}

/* Result badges */
.erza-result-badge {
  display: inline-block;
  padding: 3px 8px;
  font-family: var(--font-mono) !important;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
  border: 1px solid currentColor;
}
.erza-result-pass    { color: var(--pass); background: var(--pass-surface); }
.erza-result-fail    { color: var(--fail); background: var(--fail-surface); }
.erza-result-partial { color: var(--tier-fixable); background: var(--tier-fixable-s); }
.erza-result-na      { color: var(--muted); background: var(--bg-3); }

/* ============================================================
   EXPAND / DETAIL ROWS
   ============================================================ */
.erza-expand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  transition: transform var(--dur-fast) var(--ease-out);
  color: var(--ink-3);
}
.erza-expand-icon svg { width: 14px; height: 14px; }
.erza-viewer-expanded .erza-expand-icon,
.expanded .erza-expand-icon {
  transform: rotate(90deg);
  color: var(--accent);
}

.erza-detail-row td {
  padding: 0;
  border-top: none;
  background: var(--bg-3);
}

.erza-detail-content {
  padding: 24px 32px;
  animation: erza-slide-down 0.25s var(--ease-out);
}
@keyframes erza-slide-down {
  from { opacity: 0; max-height: 0; }
  to   { opacity: 1; max-height: 600px; }
}

.erza-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.erza-detail-block {
  background: var(--bg-2);
  border: var(--hairline);
  border-left: 3px solid var(--accent);
  padding: 20px;
  box-shadow: var(--card-shadow);
}
.erza-detail-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  color: var(--accent);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: var(--hairline);
}
.erza-detail-row-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 7px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  gap: 16px;
  font-family: var(--font-mono);
}
.erza-detail-row-item:last-child { border-bottom: none; }
.erza-detail-key {
  color: var(--ink-3);
  flex-shrink: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
}
.erza-detail-val {
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  text-align: right;
  word-break: break-word;
}
.erza-detail-links {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: var(--hairline);
}
.erza-detail-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  padding: 6px 14px;
  border: 1px solid var(--accent);
  transition: background var(--dur-xfast) var(--ease-ui), color var(--dur-xfast) var(--ease-ui);
}
.erza-detail-link:hover {
  background: var(--accent);
  color: var(--accent-on);
  text-decoration: none;
}

/* ============================================================
   PAGINATION
   ============================================================ */
#erza-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 16px 0 0;
  flex-wrap: wrap;
}

.erza-page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  font-weight: 500;
  color: var(--ink-2);
  background: var(--bg-2);
  border: var(--hairline);
  cursor: pointer;
  transition: border-color var(--dur-xfast) var(--ease-ui),
              color var(--dur-xfast) var(--ease-ui),
              background var(--dur-xfast) var(--ease-ui);
  text-decoration: none;
}
.erza-page-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}
.erza-page-btn.is-active,
.erza-page-btn.erza-page-active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-on);
  font-weight: 700;
}
.erza-page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.erza-page-ellipsis {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  color: var(--muted);
}

/* ============================================================
   BUTTONS (editorial)
   ============================================================ */
.erza-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-2);
  background: transparent;
  border: var(--hairline);
  text-decoration: none;
  cursor: pointer;
  transition:
    border-color var(--dur-fast) var(--ease-ui),
    background var(--dur-fast) var(--ease-ui),
    color var(--dur-fast) var(--ease-ui);
}
.erza-btn:hover {
  border-color: var(--border-3);
  background: var(--bg-3);
  color: var(--ink);
  text-decoration: none;
  transform: none;
  box-shadow: none;
}
.erza-btn svg { width: 18px; height: 18px; flex-shrink: 0; }

.erza-btn-primary {
  background: var(--accent);
  color: var(--accent-on);
  border-color: var(--accent);
}
.erza-btn-primary:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: var(--accent-on);
}

.erza-btn-mini {
  padding: 9px 18px;
  font-size: 12px;
}

/* ============================================================
   SCROLL PROGRESS RAIL (fills with scroll - raiden parity)
   ============================================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-bright));
  z-index: 90;
  pointer-events: none;
  /* vestigial: JS animates width, not transform. Kept for rollback. */
  /* transform-origin: 0 0; */
}

/* ============================================================
   THEME TOGGLE
   ============================================================ */
#erza-theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 50;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  background: var(--bg-2);
  color: var(--ink-2);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-ui),
              background var(--dur-fast) var(--ease-ui),
              transform var(--dur-fast) var(--ease-ui);
  box-shadow: 0 2px 8px rgba(15,20,35,0.06);
  padding: 0;
}
#erza-theme-toggle:hover {
  border-color: var(--border-3);
  background: var(--bg-3);
}
#erza-theme-toggle:active { transform: scale(0.95); }
#erza-theme-toggle svg { width: 18px; height: 18px; display: block; }

/* Icon visibility - scoped under #erza-theme-toggle so these beat the
   `#erza-theme-toggle svg { display: block }` rule above (which is id-level
   specificity; unscoped .erza-theme-icon-* class rules lost to it and both
   icons showed). One icon per theme: LIGHT shows moon, DARK shows sun. */
#erza-theme-toggle .erza-theme-icon-dark  { display: block; }
#erza-theme-toggle .erza-theme-icon-light { display: none; }

/* DARK explicit shows sun (offer light) */
:root[data-theme="dark"] #erza-theme-toggle .erza-theme-icon-dark  { display: none; }
:root[data-theme="dark"] #erza-theme-toggle .erza-theme-icon-light { display: block; }

/* OS-dark fallback (no explicit light pick) mirrors DARK icons */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) #erza-theme-toggle .erza-theme-icon-dark  { display: none; }
  :root:not([data-theme="light"]) #erza-theme-toggle .erza-theme-icon-light { display: block; }
}

/* ============================================================
   LANGUAGE GRID
   ============================================================ */
.erza-lang-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(225px, 1fr));
  gap: 14px;
}
.erza-lang-card {
  padding: 20px;
  background: var(--bg-2);
  border: var(--hairline);
  text-align: center;
  transition:
    border-color var(--dur-fast) var(--ease-ui),
    transform var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out);
  box-shadow: var(--card-shadow);
}
.erza-lang-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 6px 16px rgba(15,20,35,0.08);
}
.erza-lang-card-icon {
  width: 24px;
  height: 24px;
  margin: 0 auto 10px;
  color: var(--accent);
}
.erza-lang-card-label {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 10px;
}
.erza-lang-card-count {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   RESOURCE CARDS
   ============================================================ */
.erza-resource-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.erza-resource-card {
  position: relative;
  display: block;
  padding: 24px 26px;
  border: var(--hairline);
  background: var(--bg-2);
  color: var(--ink);
  text-decoration: none;
  box-shadow: var(--card-shadow);
  transition: border-color var(--dur-fast) var(--ease-ui),
              transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.erza-resource-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(15,20,35,0.08), 0 1px 2px rgba(15,20,35,0.04);
  color: var(--ink);
  text-decoration: none;
}
.erza-resource-label {
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.erza-resource-title {
  font-size: var(--s-h3);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.erza-resource-url {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-3);
  word-break: break-all;
}
.erza-resource-arrow {
  position: absolute;
  top: 24px;
  right: 26px;
  color: var(--ink-3);
  transition: color var(--dur-fast) var(--ease-ui), transform var(--dur-fast) var(--ease-ui);
}
.erza-resource-card:hover .erza-resource-arrow {
  color: var(--accent);
  transform: translateX(3px);
}
.erza-link-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

/* ============================================================
   MATRIX GRID (models x tiers)
   ============================================================ */
.erza-matrix-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.erza-matrix-block {
  border: var(--hairline);
  background: var(--bg-2);
  padding: 20px;
  box-shadow: var(--card-shadow);
}
.erza-matrix-block h3 {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: var(--hairline);
}

/* ============================================================
   FOOTER
   ============================================================ */
.erza-footer {
  margin-top: var(--gap-section);
  padding-top: 26px;
  border-top: var(--hairline);
  text-align: center;
}
.erza-footer p,
.erza-footer > * {
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0;
}

/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */
@media (max-width: 1200px) {
  .page { padding: 40px var(--pad-x) 72px; }
}

@media (max-width: 900px) {
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
  .erza-tier-grid { grid-template-columns: repeat(3, 1fr); }
  .erza-flow { flex-direction: column; align-items: stretch; padding: 26px 22px; }
  .erza-flow-step { flex-direction: row; align-items: center; text-align: left; gap: 16px; padding: 0; }
  .erza-flow-marker { margin-bottom: 0; flex: 0 0 auto; }
  .erza-flow-body { align-items: flex-start; text-align: left; }
  .erza-flow-desc { max-width: none; }
  .erza-flow-link { align-self: flex-start; padding: 4px 0; margin-left: 23px; transform: rotate(90deg); }
  .overview-grid { grid-template-columns: 1fr; gap: 28px; }
  .erza-matrix-grid { grid-template-columns: 1fr; }
  .erza-link-grid { grid-template-columns: 1fr; }
  .erza-resource-grid { grid-template-columns: 1fr; }
  .chart-double { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .page { padding: 28px var(--pad-x-mob) 56px; }
  .masthead { margin-bottom: 48px; }
  .wordmark { font-size: clamp(22px, 5vw, 28px); }
  .thesis { font-size: clamp(20px, 4vw, 28px); margin-top: 20px; }
  .charts { grid-template-columns: 1fr; gap: 16px; }
  .erza-tier-grid { grid-template-columns: repeat(2, 1fr); }
  .pipeline-frame { padding: 28px 20px; }
  .eval-controls { flex-direction: column; align-items: stretch; }
  .eval-filters { flex-direction: column; width: 100%; }
  .erza-select,
  .eval-filters select { width: 100%; }
  .erza-detail-grid { grid-template-columns: 1fr; }
  .confidence-strip { flex-direction: column; gap: 20px; }
  .confidence-range { flex-direction: column; gap: 8px; }
  .confidence-track { width: 100%; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .erza-btn { justify-content: center; }
}

@media (max-width: 640px) {
  #erza-theme-toggle {
    top: 12px; right: 12px;
    width: 36px; height: 36px;
  }
  #erza-theme-toggle svg { width: 16px; height: 16px; }
}

@media (max-width: 500px) {
  .kpi-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .erza-tier-grid { grid-template-columns: 1fr; }
  .erza-lang-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  [data-animate] { opacity: 1 !important; transform: none !important; }
}

/* Constrain portal to editorial max-width (template has no .page wrapper). */
#erza-portal {
  max-width: var(--max-page);
  margin: 0 auto;
  padding: 40px var(--pad-x) 80px;
}
@media (max-width: 900px) {
  #erza-portal { padding: 32px var(--pad-x-mob) 64px; }
}

.task-detail {
  padding: 24px 20px;
  background: var(--bg-3);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}
@media (max-width: 900px) {
  .detail-grid { grid-template-columns: 1fr; gap: 16px; }
}
.detail-block {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 16px 18px;
}
.detail-model-name {
  font-family: var(--font-mono);
  font-size: var(--s-ui);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.detail-run,
.detail-summary {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 4px 0;
  font-family: var(--font-mono);
  font-size: var(--s-mono);
}
.detail-run-label { color: var(--ink-3); }
.detail-run-value { color: var(--ink); }
.detail-run-fail  { color: var(--fail, #B5171F); }
.detail-run-pass  { color: var(--pass, #0E8F4B); }
.detail-summary {
  padding: 6px 0;
  color: var(--ink);
  font-weight: 500;
}
.detail-summary:first-of-type {
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px dashed var(--border);
}
.detail-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: var(--s-ui);
}
.detail-links a {
  color: var(--ink-2);
  text-decoration: underline;
  text-decoration-color: var(--border-2);
}
.detail-links a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

.masthead { position: relative; }
.masthead .badge {
  position: absolute;
  top: 0;
  right: 0;
  border: 1px solid var(--accent);
  padding: 8px 14px;
  display: inline-block;
  line-height: 1;
}
@media (max-width: 768px) {
  .masthead .badge { position: static; margin-top: 12px; }
}

.glance-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  font-family: var(--font-mono);
}
.glance-row:last-child { border-bottom: none; }
.glance-row > span,
.glance-row dt {
  font-size: 13px;
  color: var(--ink-2);
  letter-spacing: 0.02em;
  margin: 0;
  flex-shrink: 0;
}
.glance-row > b,
.glance-row dd {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  margin: 0;
  text-align: right;
  line-height: 1.25;
}

.task-detail-row { display: none; }
tr[data-uuid].expanded + .task-detail-row { display: table-row; }
.task-expand {
  cursor: pointer;
  user-select: none;
  color: var(--ink-3);
  text-align: center;
  font-family: var(--font-mono);
  transition: color var(--dur-fast) var(--ease-ui);
}
tr[data-uuid]:hover .task-expand { color: var(--accent); }

#erza-viewer-table tbody tr[data-uuid] > td {
  padding: 14px 16px;
  border-bottom: 1px dashed var(--border);
  vertical-align: middle;
  white-space: nowrap;
}
#erza-viewer-table tbody tr[data-uuid]:hover > td { background: rgba(238,0,238,0.02); }

#erza-viewer-table {
  table-layout: fixed;
  width: 100%;
}
#erza-viewer-table th:nth-child(1), #erza-viewer-table td:nth-child(1) { width: 240px; }
#erza-viewer-table th:nth-child(2), #erza-viewer-table td:nth-child(2) { width: 160px; }
#erza-viewer-table th:nth-child(3), #erza-viewer-table td:nth-child(3) { width: 110px; }
#erza-viewer-table th:nth-child(4), #erza-viewer-table td:nth-child(4) { width: 100px; }
#erza-viewer-table th:nth-child(5), #erza-viewer-table td:nth-child(5) { width: auto; }   /* No-Skills bar */
#erza-viewer-table th:nth-child(6), #erza-viewer-table td:nth-child(6) { width: auto; }   /* With-Skills bar */
#erza-viewer-table th:nth-child(7), #erza-viewer-table td:nth-child(7) { width: 96px; }   /* Mean score */
#erza-viewer-table th:nth-child(8), #erza-viewer-table td:nth-child(8) { width: 92px; }   /* Δ chip */
#erza-viewer-table th:nth-child(9), #erza-viewer-table td:nth-child(9) { width: 44px; }   /* expand */
#erza-viewer-table th, #erza-viewer-table td { overflow: hidden; }
#erza-viewer-table th:first-child, #erza-viewer-table td:first-child {
  padding-left: 16px;
}
#erza-viewer-table tbody tr[data-uuid] > td:first-child {
  white-space: normal;
}
#erza-viewer-table tbody tr[data-uuid] > td.task-expand,
#erza-viewer-table th:last-child {
  padding: 14px 8px;
  text-align: right;
}
#erza-viewer-table .task-slug {
  white-space: nowrap !important;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: normal !important;
  overflow-wrap: normal !important;
}
.erza-select {
  padding: 8px 28px 8px 12px;
  min-width: 0;
  max-width: 150px;
}
.eval-filters { gap: 8px; }
.task-slug {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
  letter-spacing: 0.02em;
  line-height: 1.35;
  overflow-wrap: normal;
  word-break: normal;
  white-space: nowrap;
}
.task-uuid {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  line-height: 1.35;
  margin-top: 2px;
  opacity: 0.75;
  overflow-wrap: anywhere;
  word-break: break-all;
}

.lang-badge {
  display: inline-block;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  color: var(--ink-2);
  background: rgba(122,153,209,0.08);
  border: 1px solid var(--border);
  border-radius: 999px;
  line-height: 1.4;
}

.tier-badge {
  display: inline-block;
  padding: 4px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  border-radius: 999px;
  background: transparent;
  line-height: 1.4;
}
.tier-badge[data-tier="trivial"] { color: #14B8A6; }
.tier-badge[data-tier="easy"]    { color: #22C55E; }
.tier-badge[data-tier="medium"]  { color: #EAB308; }
.tier-badge[data-tier="hard"]    { color: #F97316; }
.tier-badge[data-tier="expert"]  { color: #EF4444; }
.tier-cell {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}
.tier-badge-n {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

.pass-bar {
  display: inline-block;
  width: 70px;
  height: 4px;
  background: rgba(122,153,209,0.15);
  border-radius: 999px;
  overflow: hidden;
  margin-right: 12px;
  vertical-align: middle;
}
.pass-bar-fill {
  display: block;
  height: 100%;
  border-radius: 999px;
  transition: width var(--dur-normal) var(--ease-ui);
}
.pass-bar-fill[data-pct-low]  { background: #EF4444; }
.pass-bar-fill[data-pct-mid]  { background: #EAB308; }
.pass-bar-fill[data-pct-high] { background: #22C55E; }

#erza-viewer-table td.num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}

.eval-search { position: relative; }
.eval-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-3);
  pointer-events: none;
  z-index: 1;
}
.eval-search .erza-input { padding-left: 40px; }

#erza-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
  padding: 16px 0;
}
#erza-pagination button {
  min-width: 44px;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-ui), border-color var(--dur-fast) var(--ease-ui), color var(--dur-fast) var(--ease-ui);
}
#erza-pagination button:hover:not(:disabled):not(.is-active) {
  border-color: var(--accent);
  color: var(--accent);
}
#erza-pagination button.is-active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  cursor: default;
}
#erza-pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  color: var(--ink-3);
}

.erza-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.erza-btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  font-size: 16px;
  line-height: 1;
  flex-shrink: 0;
  filter: grayscale(1);
}
.erza-btn-arrow {
  font-size: 16px;
  line-height: 1;
  transition: transform var(--dur-fast) var(--ease-ui);
}
.erza-btn:hover .erza-btn-arrow { transform: translateX(4px); }

.lang-card {
  padding: 20px 18px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  text-align: center;
  transition: border-color var(--dur-fast) var(--ease-ui), transform var(--dur-fast) var(--ease-ui), box-shadow var(--dur-fast) var(--ease-ui);
}
.lang-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 6px 16px rgba(15,20,35,0.08);
}
.lang-card-name {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 10px;
}
.lang-card-count {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.lang-card-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-top: 8px;
}

.tier-card {
  padding: 20px 18px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color var(--dur-fast) var(--ease-ui), transform var(--dur-fast) var(--ease-ui);
}
.tier-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.tier-card h3 {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 6px;
  font-weight: 500;
}
.tier-count {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.tier-count-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 10px;
}
.tier-stat {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  border-top: 1px dashed var(--border);
}
.tier-stat:first-of-type { border-top: 1px solid var(--border); margin-top: 6px; padding-top: 8px; }
.tier-stat-label { color: var(--ink-3); }
.tier-stat-value { color: var(--ink); font-variant-numeric: tabular-nums; }


/* ============================================================
   Δ EFFICACY CHIPS (Erza - signed, colour-coded)
   ============================================================ */
.erza-delta {
  font-family: var(--font-mono) !important;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  white-space: nowrap;
}
.erza-delta-pos  { color: var(--pass, #0E8F4B); }
.erza-delta-neg  { color: var(--fail, #B5171F); }
.erza-delta-zero { color: var(--muted); }
.detail-run-arrow { color: var(--muted); padding: 0 3px; }