:root {
  --bg:        #fbfaf6;
  --bg-2:      #f5f1e6;
  --ink:       #1d1d1d;
  --ink-mute:  #5a5a5a;
  --ink-dim:   #888;
  --rule:      #d8d2c0;
  --accent:    #8c3a5a;
  --accent-2:  #3a6e8c;
  --warn:      #b87333;
  --good:      #3d6e3d;
  --caught:    #b32a2a;
  --chip:      #efe9d8;
  --shadow:    0 2px 24px rgba(45, 30, 0, 0.06);

  --c-baseline:   #888;
  --c-list:       #b87333;
  --c-dial:       #8c3a5a;
  --c-adv:        #b32a2a;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
code, .mono { font-family: 'Source Code Pro', ui-monospace, monospace; }

/* topbar */
.topbar {
  border-bottom: 1px solid var(--rule);
  background: var(--bg);
  padding: 14px 28px;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 14px;
}
.topbar a { color: var(--ink); text-decoration: none; border-bottom: 1px solid transparent; }
.topbar a:hover { border-bottom-color: var(--ink); }
.brand {
  display: inline-flex; align-items: center;
  text-decoration: none; border-bottom: none !important;
  transition: opacity 0.2s ease;
}
.brand:hover { opacity: 0.7; border-bottom: none; }
.brand img { width: 32px; height: auto; display: block; }
.crumbs { color: var(--ink-mute); }
@media (max-width: 560px) {
  .brand img { width: 26px; }
  .topbar { padding: 12px 18px; font-size: 13px; }
}

/* hero */
.hero { max-width: 1280px; margin: 0 auto; padding: 56px 28px 32px; }
.hero .eyebrow {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent); font-weight: 600;
  font-family: 'Source Code Pro', ui-monospace, monospace;
}
.hero h1 {
  font-size: 36px; font-weight: 600; line-height: 1.15;
  margin: 14px 0 12px; max-width: 28ch; letter-spacing: -0.01em;
}
.hero .lede {
  font-size: 17px; color: var(--ink-mute); max-width: 70ch; margin: 0 0 6px;
}
.hero .meta-line {
  margin-top: 18px; font-size: 13px; color: var(--ink-dim);
  font-family: 'Source Code Pro', ui-monospace, monospace;
}
.hero .meta-line a {
  color: var(--accent-2); text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* selector */
.selector {
  max-width: 1280px; margin: 12px auto 0; padding: 0 28px;
  display: flex; gap: 10px; flex-wrap: wrap;
  border-top: 1px solid var(--rule); padding-top: 24px;
}
.selector .lbl {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-mute); align-self: center; margin-right: 6px;
  font-family: 'Source Code Pro', ui-monospace, monospace;
}
.q-btn {
  padding: 10px 16px; border: 1px solid var(--rule); background: var(--bg);
  border-radius: 4px; cursor: pointer; font-family: inherit; font-size: 14px;
  color: var(--ink); transition: all 0.18s ease;
  text-align: left; line-height: 1.3;
}
.q-btn .q-num {
  font-family: 'Source Code Pro', monospace; font-size: 11px;
  color: var(--accent); font-weight: 600; display: block; margin-bottom: 2px;
  letter-spacing: 0.1em;
}
.q-btn:hover { background: var(--bg-2); border-color: var(--ink-dim); }
.q-btn.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.q-btn.active .q-num { color: #f5b8c8; }

/* question display */
.question-display { max-width: 1280px; margin: 28px auto 0; padding: 0 28px; }
.question-display .qtitle {
  font-size: 22px; font-weight: 600; color: var(--ink);
  margin: 0 0 4px; line-height: 1.3;
}
.question-display .qdomain {
  font-size: 12px; color: var(--ink-dim); letter-spacing: 0.1em;
  text-transform: uppercase; font-family: 'Source Code Pro', monospace;
}

/* compare grid (3 columns) */
.compare-three {
  max-width: 1280px; margin: 28px auto 0; padding: 0 28px;
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px;
}
@media (max-width: 1100px) { .compare-three { grid-template-columns: 1fr; } }

.panel {
  background: var(--bg); border: 1px solid var(--rule);
  border-radius: 6px;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.panel.baseline    { border-top: 3px solid var(--c-baseline); }
.panel.list        { border-top: 3px solid var(--c-list); }
.panel.dialectical { border-top: 3px solid var(--c-dial); }
.panel.adversarial { border-top: 3px solid var(--c-adv); }

.panel-head {
  padding: 14px 18px;
  border-bottom: 1px solid var(--rule);
  background: var(--bg-2);
  min-height: 100px;
}
.panel-head .ptag {
  font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase;
  font-weight: 600;
  font-family: 'Source Code Pro', monospace;
}
.panel.baseline    .panel-head .ptag { color: var(--c-baseline); }
.panel.list        .panel-head .ptag { color: var(--c-list); }
.panel.dialectical .panel-head .ptag { color: var(--c-dial); }
.panel.adversarial .panel-head .ptag { color: var(--c-adv); }
.panel-head h2 {
  font-size: 17px; font-weight: 600; margin: 4px 0 0;
  letter-spacing: -0.005em;
}
.panel-head .sub {
  font-size: 12.5px; color: var(--ink-mute); margin-top: 4px;
  line-height: 1.45;
}

/* compass */
.compass-svg {
  width: 180px; height: 180px;
  margin: 18px auto 8px;
  display: block;
  background: radial-gradient(circle at center, #fdfcf6 0%, var(--bg-2) 100%);
  border-radius: 50%;
}

/* metrics — 𝓗 + 𝓦 paired */
.metrics-pair {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  padding: 0 14px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 0;
}
.metrics-pair.big { gap: 16px; padding: 0; }
.metric-block {
  text-align: center;
  padding: 6px 4px 12px;
}
.metric-block .m-label {
  font-size: 10px; color: var(--ink-mute); letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: 'Source Code Pro', monospace;
  margin-bottom: 2px;
}
.metric-block .m-value {
  font-size: 38px; font-weight: 700; line-height: 1;
  letter-spacing: -0.02em;
  font-feature-settings: 'tnum' 1;
}
.metrics-pair.big .m-value { font-size: 64px; }
.metrics-pair.big .m-label { font-size: 11px; }
.h-color { color: var(--ink); }
.w-color { color: var(--accent); }
.w-color.caught { color: var(--caught); }
.metric-block .m-foot {
  font-size: 10px; color: var(--ink-dim); margin-top: 4px;
  font-family: 'Source Code Pro', monospace;
}
.metric-block .m-foot.caught { color: var(--caught); font-weight: 600; }

.quadline {
  font-size: 12px; padding: 10px 14px;
  color: var(--ink-mute); border-bottom: 1px solid var(--rule);
  font-family: 'Source Code Pro', monospace;
  text-align: center;
}
.quadline strong { color: var(--ink); font-weight: 600; }

/* components breakdown — small horizontal bars */
.components {
  padding: 12px 14px;
  border-bottom: 1px solid var(--rule);
  background: #fbfaf2;
  display: grid; grid-template-columns: 1fr; gap: 4px;
}
.components.big {
  padding: 16px 0;
  background: transparent;
  border-bottom: none;
}
.comp-row {
  display: grid; grid-template-columns: 110px 1fr 36px;
  gap: 6px; align-items: center;
  font-size: 11px;
  font-family: 'Source Code Pro', monospace;
}
.comp-row .comp-label { color: var(--ink-mute); }
.comp-row .comp-bar {
  height: 6px; background: var(--bg-2); border-radius: 2px;
  overflow: hidden; position: relative;
}
.comp-row .comp-bar-fill {
  height: 100%; background: var(--accent);
  transition: width 0.4s ease;
}
.comp-row .comp-val {
  text-align: right; color: var(--ink); font-weight: 600;
}

/* chips */
.chips {
  padding: 12px 14px;
  display: flex; flex-wrap: wrap; gap: 4px;
  border-bottom: 1px solid var(--rule);
  background: #fbfaf2;
}
.chip {
  display: inline-block;
  padding: 2px 8px; border-radius: 10px;
  font-family: 'Source Code Pro', monospace; font-size: 11px; font-weight: 600;
  background: var(--chip); color: var(--ink);
  border: 1px solid #e0d8c0;
  letter-spacing: 0.04em;
}
.chip.missing { background: transparent; color: var(--ink-dim); border-style: dashed; }
.chip.touched { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.panel.list        .chip.touched { background: var(--c-list); border-color: var(--c-list); color: #fff; }
.panel.dialectical .chip.touched { background: var(--c-dial); border-color: var(--c-dial); color: #fff; }
.panel.adversarial .chip.touched { background: var(--c-adv); border-color: var(--c-adv); color: #fff; }

/* response text */
.response-body {
  padding: 14px 14px 18px;
  flex: 1;
  font-size: 13.5px;
  line-height: 1.55;
  max-height: 380px;
  overflow-y: auto;
  scrollbar-width: thin;
}
.response-body::-webkit-scrollbar { width: 6px; }
.response-body::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 3px; }
.response-body p { margin: 0 0 8px; }
.response-body .mg-tag {
  font-family: 'Source Code Pro', monospace;
  font-size: 0.92em; font-weight: 700;
  color: var(--accent); letter-spacing: 0.04em;
}
.response-body strong { font-weight: 700; }
.response-body em { font-style: italic; }
.audit-note {
  margin-top: 10px;
  padding: 8px 10px; background: var(--bg-2);
  border-left: 2px solid var(--warn);
  font-size: 11.5px; color: var(--ink-mute);
  border-radius: 2px;
  line-height: 1.4;
}
.audit-note strong { color: var(--warn); font-weight: 600; }

/* adversarial section */
.adversarial-toggle {
  max-width: 1280px; margin: 24px auto 0; padding: 0 28px;
  text-align: center;
}
.adv-btn {
  padding: 12px 26px; border: 1.5px solid var(--c-adv); background: var(--bg);
  color: var(--c-adv); font-family: inherit; font-size: 14px;
  border-radius: 24px; cursor: pointer; font-weight: 600;
  transition: all 0.2s ease;
  letter-spacing: 0.04em;
}
.adv-btn:hover { background: var(--c-adv); color: #fff; }
.adv-btn.is-active { background: var(--c-adv); color: #fff; }

.adversarial-panel {
  max-width: 1280px; margin: 22px auto 0; padding: 0 28px;
}
.adversarial-panel .panel { width: 100%; }
.adv-grid {
  display: grid; grid-template-columns: 200px 1fr; gap: 28px;
  padding: 22px 22px 0;
  border-bottom: 1px solid var(--rule);
  align-items: center;
}
.adv-grid .compass-svg { margin: 0; }
.adv-metrics { padding: 14px 0; }
.adv-body { max-height: 260px; padding: 18px 22px; }
@media (max-width: 720px) {
  .adv-grid { grid-template-columns: 1fr; }
}

/* methodology */
.methodology {
  max-width: 1280px; margin: 56px auto 0; padding: 36px 28px 64px;
  border-top: 1px solid var(--rule);
}
.methodology h2 { font-size: 22px; font-weight: 600; margin: 0 0 14px; }
.methodology .grid3 {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  margin-top: 16px;
}
@media (max-width: 820px) { .methodology .grid3 { grid-template-columns: 1fr; } }
.methodology .card h3 {
  font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 8px; font-weight: 600;
  font-family: 'Source Code Pro', monospace;
}
.methodology .card p { font-size: 14px; color: var(--ink-mute); margin: 0 0 8px; }
.methodology .card code { color: var(--ink); font-size: 12.5px; background: var(--bg-2); padding: 1px 5px; border-radius: 3px; }
.methodology .formula-box {
  margin: 28px 0 0;
  padding: 16px 22px; background: var(--bg-2);
  border-left: 3px solid var(--accent);
  font-size: 14px;
  border-radius: 0 4px 4px 0;
  color: var(--ink-mute);
}
.methodology .formula-box code { color: var(--ink); }
.methodology .formula-box a { color: var(--accent-2); }

/* footer */
.footer {
  max-width: 1280px; margin: 0 auto; padding: 24px 28px 48px;
  font-size: 13px; color: var(--ink-dim); border-top: 1px solid var(--rule);
}
.footer a { color: var(--ink-mute); text-decoration: none; border-bottom: 1px solid var(--rule); }
.footer a:hover { color: var(--ink); }
.footer code { font-size: 12px; background: var(--bg-2); padding: 1px 5px; border-radius: 3px; }