/* === Nonlimi Platform Tour — Capability Viewer ===
 * Editorial-engineering aesthetic. IBM Plex family.
 * Polish pass per spec §8.
 */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Serif:wght@400;500&display=swap');

:root {
  --color-bg: #fafaf7;
  --color-surface: #ffffff;
  --color-surface-raised: #f5f5f0;
  --color-text: #18181b;
  --color-text-secondary: #3f3f46;
  --color-text-muted: #71717a;
  --color-text-faint: #a1a1aa;
  --color-border: #e4e4e7;
  --color-border-strong: #d4d4d8;
  --color-rule: #18181b;
  --color-accent: #c2410c;
  --color-accent-soft: #fed7aa;
  --color-accent-hover: #9a3412;
  --color-pillar-sim: #4f46e5;
  --color-pillar-data: #c026d3;
  --color-pillar-validation: #0d9488;
  --color-draft: #b45309;
  --color-draft-bg: #fef3c7;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 40px;
  --space-8: 56px;
  --space-9: 72px;
  --radius-sm: 2px;
  --radius: 4px;
  --radius-lg: 8px;
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Consolas, monospace;
  --font-serif: 'IBM Plex Serif', Georgia, serif;
  --font-size-2xs: 11px;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-base: 15px;
  --font-size-md: 17px;
  --font-size-lg: 21px;
  --font-size-xl: 28px;
  --font-size-2xl: 36px;
  --motion-fast: 120ms cubic-bezier(0.4, 0, 0.2, 1);
  --motion-medium: 280ms cubic-bezier(0.4, 0, 0.2, 1);
  --motion-slow: 420ms cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 1px 2px rgba(24, 24, 27, 0.04);
  --shadow-card: 0 1px 3px rgba(24, 24, 27, 0.06), 0 8px 24px rgba(24, 24, 27, 0.04);
  --shadow-modal: 0 16px 48px rgba(24, 24, 27, 0.18);
  --max-width: 1120px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #18181b;
    --color-surface: #27272a;
    --color-surface-raised: #313135;
    --color-text: #fafaf9;
    --color-text-secondary: #d4d4d8;
    --color-text-muted: #a1a1aa;
    --color-text-faint: #71717a;
    --color-border: #3f3f46;
    --color-border-strong: #52525b;
    --color-rule: #fafaf9;
    --color-accent: #fb923c;
    --color-accent-soft: rgba(251, 146, 60, 0.14);
    --color-accent-hover: #fdba74;
    --color-draft: #fcd34d;
    --color-draft-bg: rgba(251, 191, 36, 0.14);
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-modal: 0 16px 48px rgba(0, 0, 0, 0.5);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
    animation-delay: 0ms !important;
  }
}

* { box-sizing: border-box; }

html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-bg);
  font-feature-settings: 'tnum' 1, 'kern' 1;
}

/* === Page header === */

.page-header { max-width: var(--max-width); margin: 0 auto; padding: var(--space-9) var(--space-6) var(--space-7); border-bottom: 1px solid var(--color-border); }
.page-header__eyebrow { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-4); }
.page-header__title { font-family: var(--font-serif); font-size: var(--font-size-2xl); font-weight: 500; margin: 0 0 var(--space-3); letter-spacing: -0.02em; line-height: 1.1; color: var(--color-text); }
.page-header__subtitle { color: var(--color-text-secondary); margin: 0; font-size: var(--font-size-md); max-width: 64ch; line-height: 1.5; }

main { max-width: var(--max-width); margin: 0 auto; padding: var(--space-7) var(--space-6); }

/* === Section eyebrow (between top-level page sections) === */

.section-eyebrow { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-4); }

/* === Differentiators === */

.differentiators { margin-bottom: var(--space-7); padding-bottom: var(--space-6); border-bottom: 1px solid var(--color-border); }
.differentiators[open] { padding-bottom: var(--space-7); }
.differentiators__summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: var(--space-3); padding: var(--space-2) 0; user-select: none; }
.differentiators__summary::-webkit-details-marker { display: none; }
.differentiators__summary::marker { display: none; content: ''; }
.differentiators__summary:hover .differentiators__eyebrow { color: var(--color-text); }
.differentiators__summary:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 4px; border-radius: var(--radius-sm); }
.differentiators__eyebrow { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); transition: color var(--motion-fast); }
.differentiators__caret { font-family: var(--font-mono); font-size: var(--font-size-xs); color: var(--color-text-faint); transition: transform var(--motion-fast); }
.differentiators__caret::before { content: '▸'; }
.differentiators[open] .differentiators__caret { transform: rotate(90deg); }
.differentiators__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); margin-top: var(--space-4); }
.differentiator { background: var(--color-surface); border: 1px solid var(--color-border); border-left: 3px solid var(--color-accent); border-radius: 0 var(--radius) var(--radius) 0; padding: var(--space-5) var(--space-5) var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); transition: border-color var(--motion-fast), box-shadow var(--motion-fast); }
.differentiator:hover { box-shadow: var(--shadow-card); }
.differentiator__headline { font-family: var(--font-serif); font-size: var(--font-size-lg); font-weight: 500; line-height: 1.15; letter-spacing: -0.01em; margin: 0; color: var(--color-text); }
.differentiator__one-line { font-family: var(--font-serif); font-size: var(--font-size-md); font-style: italic; font-weight: 400; line-height: 1.4; margin: 0; color: var(--color-text-secondary); max-width: 52ch; }
.differentiator__summary { font-size: var(--font-size-sm); line-height: 1.6; margin: 0; color: var(--color-text-secondary); max-width: 60ch; }
.differentiator__backing { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); padding-top: var(--space-3); margin-top: auto; border-top: 1px dotted var(--color-border); }
.differentiator__backing-label { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-faint); margin-right: var(--space-1); }
.differentiator__chip { font: inherit; font-size: var(--font-size-xs); padding: 4px 10px; background: transparent; border: 1px solid var(--color-border-strong); border-radius: var(--radius); color: var(--color-text-secondary); cursor: pointer; transition: background var(--motion-fast), color var(--motion-fast), border-color var(--motion-fast); }
.differentiator__chip:hover { background: var(--color-text); color: var(--color-bg); border-color: var(--color-text); }
.differentiator__chip:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.differentiators__footer { margin-top: var(--space-5); display: flex; justify-content: center; }
.differentiators__compare-cta { font: inherit; font-size: var(--font-size-sm); padding: var(--space-3) var(--space-5); background: transparent; border: 1px solid var(--color-accent); border-radius: var(--radius); color: var(--color-accent); cursor: pointer; font-weight: 500; letter-spacing: 0.01em; transition: background var(--motion-fast), color var(--motion-fast); display: inline-flex; align-items: center; gap: var(--space-2); }
.differentiators__compare-cta:hover { background: var(--color-accent); color: var(--color-bg); }
.differentiators__compare-cta:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

@media (max-width: 880px) {
  .differentiators__grid { grid-template-columns: 1fr; }
}

/* === Tab strip === */

.tab-strip { display: flex; gap: 0; padding: 0; margin-bottom: var(--space-7); border-bottom: 1px solid var(--color-border); position: relative; overflow-x: auto; overflow-y: hidden; }
.tab { position: relative; padding: var(--space-3) var(--space-5) var(--space-4); background: transparent; border: none; border-bottom: 2px solid transparent; cursor: pointer; font: inherit; color: var(--color-text-muted); display: flex; flex-direction: column; gap: 2px; transition: color var(--motion-fast), border-color var(--motion-fast); white-space: nowrap; margin-bottom: -1px; }
.tab:hover { color: var(--color-text); }
.tab--active { color: var(--color-text); border-bottom-color: var(--color-accent); }
.tab:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; border-radius: var(--radius-sm); }
.tab__number { font-family: var(--font-sans); font-weight: 600; font-size: var(--font-size-md); letter-spacing: -0.01em; }
.tab__internal { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.05em; color: var(--color-text-faint); text-transform: uppercase; }
.tab--active .tab__internal { color: var(--color-accent); }

/* === Phase header band === */

.phase-header { background: transparent; padding: var(--space-2) 0 var(--space-6); margin-bottom: var(--space-6); border-bottom: 1px solid var(--color-border); }
.phase-header__eyebrow { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-2); }
.phase-header__draft { color: var(--color-draft); font-style: normal; font-family: var(--font-mono); font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; }
.phase-header__title { font-family: var(--font-serif); font-size: var(--font-size-xl); font-weight: 500; letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 var(--space-3); color: var(--color-text); max-width: 56ch; }
.phase-header__summary { color: var(--color-text-secondary); margin: 0; font-size: var(--font-size-base); line-height: 1.55; max-width: 72ch; }
.phase-header__compare-row { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-4); }
.phase-header__compare { font: inherit; font-size: var(--font-size-sm); padding: var(--space-2) var(--space-4); background: transparent; border: 1px solid var(--color-accent); border-radius: var(--radius); color: var(--color-accent); cursor: pointer; font-weight: 500; letter-spacing: 0.01em; transition: background var(--motion-fast), color var(--motion-fast); display: inline-flex; align-items: center; gap: var(--space-2); }
.phase-header__compare:hover { background: var(--color-accent); color: var(--color-bg); }
.phase-header__compare:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* === View toggle === */

.view-toggle { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-5); font-size: var(--font-size-sm); }
.view-toggle__label { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-muted); }
.view-toggle__option { font: inherit; padding: 6px 14px; background: transparent; border: 1px solid var(--color-border); border-radius: var(--radius); cursor: pointer; color: var(--color-text-secondary); transition: background var(--motion-fast), color var(--motion-fast), border-color var(--motion-fast); }
.view-toggle__option:hover { border-color: var(--color-text); color: var(--color-text); }
.view-toggle__option--active { background: var(--color-text); color: var(--color-bg); border-color: var(--color-text); }
.view-toggle__option:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* === Filter indicator === */

.filter-indicator { display: flex; align-items: center; justify-content: space-between; padding: var(--space-3) var(--space-4); margin-bottom: var(--space-3); background: var(--color-accent-soft); border-left: 3px solid var(--color-accent); border-radius: 0 var(--radius) var(--radius) 0; font-size: var(--font-size-sm); }
.filter-indicator strong { font-weight: 600; color: var(--color-text); }
.filter-indicator__clear { font: inherit; padding: 4px 12px; background: transparent; border: 1px solid var(--color-accent); border-radius: var(--radius); color: var(--color-accent); cursor: pointer; font-size: var(--font-size-xs); font-weight: 500; transition: background var(--motion-fast), color var(--motion-fast); }
.filter-indicator__clear:hover { background: var(--color-accent); color: var(--color-bg); }

/* === Profile value-prop panel === */

.profile-value-prop { background: var(--color-surface); border: 1px solid var(--color-border); border-left: 3px solid var(--color-accent); border-radius: 0 var(--radius) var(--radius) 0; padding: var(--space-4) var(--space-5); margin-bottom: var(--space-5); animation: cardSlideIn var(--motion-medium); }
.profile-value-prop__header { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-3); }
.profile-value-prop__row { display: flex; gap: var(--space-3); margin-bottom: var(--space-2); align-items: flex-start; padding-bottom: var(--space-2); }
.profile-value-prop__row:not(:last-child) { border-bottom: 1px dotted var(--color-border); }
.profile-value-prop__role { font-family: var(--font-mono); font-weight: 600; color: var(--color-accent); width: 48px; flex-shrink: 0; font-size: var(--font-size-xs); letter-spacing: 0.04em; padding-top: 2px; }
.profile-value-prop__line { font-size: var(--font-size-sm); line-height: 1.55; color: var(--color-text-secondary); flex: 1; }
.profile-value-prop__metrics { display: flex; gap: var(--space-5); margin-top: var(--space-4); padding-top: var(--space-3); border-top: 1px solid var(--color-border); flex-wrap: wrap; }
.profile-value-prop__metric { display: flex; flex-direction: column; gap: 4px; flex: 1 1 auto; min-width: 130px; }
.profile-value-prop__metric-label { font-family: var(--font-mono); font-size: var(--font-size-2xs); color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 500; }
.profile-value-prop__metric-value { font-weight: 500; font-size: var(--font-size-base); color: var(--color-text); line-height: 1.3; }

/* === Pipeline === */

.pipeline { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 0; align-items: stretch; margin-bottom: var(--space-6); }
.pipeline__column { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-2); }
.pipeline__column-label { font-family: var(--font-mono); font-size: var(--font-size-2xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); font-weight: 500; margin-bottom: var(--space-2); padding-bottom: var(--space-2); border-bottom: 1px solid var(--color-border); }
.pipeline__arrow { display: flex; align-items: center; justify-content: center; padding: 0 var(--space-3); color: var(--color-text-faint); font-size: 16px; font-family: var(--font-mono); font-weight: 500; }
.capability { font-family: var(--font-sans); font-size: var(--font-size-sm); padding: 8px 12px; background: transparent; border: 1px solid var(--color-border); border-radius: var(--radius); cursor: pointer; text-align: left; color: var(--color-text); transition: background var(--motion-fast), border-color var(--motion-fast), opacity var(--motion-medium), filter var(--motion-medium); position: relative; font-weight: 500; }
.capability:hover { background: var(--color-surface-raised); border-color: var(--color-text-secondary); }
.capability:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.capability--matching { border-left: 3px solid var(--color-accent); background: var(--color-accent-soft); padding-left: 10px; }
.capability--dimmed { opacity: 0.4; filter: grayscale(0.6); }
.pipeline--pillar-lens .capability[data-pillar="simulation"] { border-left: 3px solid var(--color-pillar-sim); padding-left: 10px; }
.pipeline--pillar-lens .capability[data-pillar="synthetic-data"] { border-left: 3px solid var(--color-pillar-data); padding-left: 10px; }
.pipeline--pillar-lens .capability[data-pillar="validation"] { border-left: 3px solid var(--color-pillar-validation); padding-left: 10px; }
.pipeline__legend { grid-column: 1 / -1; display: flex; gap: var(--space-4); padding: var(--space-2) var(--space-3); font-size: var(--font-size-2xs); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); margin-bottom: var(--space-3); }
.pipeline__legend-item { padding-left: var(--space-3); }
.pipeline__legend-item[data-pillar="simulation"] { border-left: 3px solid var(--color-pillar-sim); }
.pipeline__legend-item[data-pillar="synthetic-data"] { border-left: 3px solid var(--color-pillar-data); }
.pipeline__legend-item[data-pillar="validation"] { border-left: 3px solid var(--color-pillar-validation); }

/* === Capability detail card === */

.capability-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-5); margin-bottom: var(--space-6); box-shadow: var(--shadow-card); animation: cardSlideIn var(--motion-medium); position: relative; }
.capability-card__header { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-3); margin-bottom: var(--space-3); padding-bottom: var(--space-3); border-bottom: 1px solid var(--color-border); }
.capability-card__eyebrow { font-family: var(--font-mono); font-size: var(--font-size-2xs); letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-muted); font-weight: 500; }
.capability-card__title { font-family: var(--font-serif); font-size: var(--font-size-lg); font-weight: 500; letter-spacing: -0.01em; margin: var(--space-1) 0 0; color: var(--color-text); }
.capability-card__close { font: inherit; background: transparent; border: 1px solid var(--color-border); border-radius: var(--radius); padding: 4px 12px; cursor: pointer; color: var(--color-text-secondary); font-size: var(--font-size-md); transition: border-color var(--motion-fast), color var(--motion-fast); }
.capability-card__close:hover { border-color: var(--color-text); color: var(--color-text); }
.capability-card__close:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.capability-card__kind { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: var(--font-size-2xs); letter-spacing: 0.06em; padding: 4px 10px; border-radius: var(--radius-sm); margin-bottom: var(--space-4); font-weight: 500; text-transform: uppercase; border: 1px solid transparent; }
.capability-card__kind::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.capability-card__kind--bring-your-own { background: var(--color-draft-bg); color: var(--color-draft); border-color: rgba(180, 83, 9, 0.2); }
.capability-card__kind--preset { background: var(--color-accent-soft); color: var(--color-accent); border-color: rgba(194, 65, 12, 0.2); }
.capability-card__kind--output { background: rgba(13, 148, 136, 0.1); color: var(--color-pillar-validation); border-color: rgba(13, 148, 136, 0.2); }
.capability-card__kind--engine-internal { background: var(--color-surface-raised); color: var(--color-text-muted); border-color: var(--color-border); }

.capability-card__summary { font-size: var(--font-size-base); line-height: 1.6; color: var(--color-text-secondary); margin: 0 0 var(--space-4); max-width: 64ch; }
.capability-card__bullets { margin: 0 0 var(--space-4); padding-left: 0; list-style: none; }
.capability-card__bullets li { padding: 4px 0 4px 20px; position: relative; font-size: var(--font-size-sm); color: var(--color-text-secondary); line-height: 1.55; }
.capability-card__bullets li::before { content: '→'; position: absolute; left: 0; top: 4px; color: var(--color-accent); font-family: var(--font-mono); font-weight: 500; }

.capability-card__example { margin: var(--space-4) 0; padding: 0; }
.capability-card__example img { max-width: 100%; height: auto; border: 1px solid var(--color-border); border-radius: var(--radius); display: block; }

.capability-card__presets, .capability-card__sample-data { background: var(--color-surface-raised); border-radius: var(--radius); padding: var(--space-3) var(--space-4); margin-top: var(--space-3); border: 1px solid var(--color-border); }
.capability-card__presets-heading, .capability-card__sample-data-heading { font-family: var(--font-mono); font-size: var(--font-size-2xs); letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-muted); font-weight: 500; margin-bottom: var(--space-2); }
.capability-card__preset-list { margin: 0; padding-left: 0; font-size: var(--font-size-sm); font-family: var(--font-mono); list-style: none; color: var(--color-text); }
.capability-card__preset-list li { padding: 2px 0 2px 16px; position: relative; }
.capability-card__preset-list li::before { content: '·'; position: absolute; left: 0; font-family: var(--font-mono); color: var(--color-accent); font-weight: 700; }
.capability-card__extension { font-size: var(--font-size-sm); color: var(--color-text-muted); margin: var(--space-2) 0 0; padding-top: var(--space-2); border-top: 1px dotted var(--color-border); font-style: normal; line-height: 1.5; }

.capability-card__sample-data dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px var(--space-3); margin: 0; font-size: var(--font-size-sm); }
.capability-card__sample-data dt { color: var(--color-text-muted); font-family: var(--font-mono); font-size: var(--font-size-2xs); text-transform: uppercase; letter-spacing: 0.06em; padding-top: 2px; }
.capability-card__sample-data dd { margin: 0; font-family: var(--font-mono); color: var(--color-text); font-weight: 500; }
.capability-card__sample-data pre { font-family: var(--font-mono); font-size: var(--font-size-xs); line-height: 1.6; margin: 0; overflow-x: auto; color: var(--color-text); white-space: pre-wrap; }

.capability-card__profiles { font-size: var(--font-size-sm); color: var(--color-text-secondary); margin-top: var(--space-4); padding-top: var(--space-3); border-top: 1px solid var(--color-border); line-height: 1.5; }
.capability-card__refs { margin-top: var(--space-3); font-size: var(--font-size-sm); }
.capability-card__refs summary { cursor: pointer; color: var(--color-text-muted); font-family: var(--font-mono); font-size: var(--font-size-2xs); letter-spacing: 0.06em; text-transform: uppercase; }
.capability-card__refs[open] summary { margin-bottom: var(--space-2); }
.capability-card__refs p { margin: 0; font-family: var(--font-mono); font-size: var(--font-size-sm); color: var(--color-text-secondary); }

.capability-card__terms { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin-top: var(--space-3); padding-top: var(--space-3); border-top: 1px solid var(--color-border); }
.capability-card__terms-label { font-family: var(--font-mono); font-size: var(--font-size-2xs); letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-text-muted); }
.capability-card__term { font-family: var(--font-mono); font-size: var(--font-size-2xs); padding: 2px var(--space-2); border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface-raised); color: var(--color-text-secondary); cursor: pointer; transition: background 120ms, border-color 120ms; }
.capability-card__term:hover, .capability-card__term:focus-visible { background: var(--color-surface); border-color: var(--color-text-muted); color: var(--color-text); outline: none; }

/* === Profile cards === */

.profile-cards { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin-bottom: var(--space-5); }
.profile-cards__label { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-muted); margin-right: var(--space-2); }
.profile-card { font: inherit; font-family: var(--font-sans); background: transparent; border: 1px solid var(--color-border); border-radius: var(--radius); padding: 6px 12px; cursor: pointer; color: var(--color-text-secondary); transition: border-color var(--motion-fast), background var(--motion-fast), color var(--motion-fast); display: inline-flex; align-items: center; gap: 6px; line-height: 1.3; font-size: var(--font-size-sm); white-space: nowrap; }
.profile-card:hover { border-color: var(--color-text); color: var(--color-text); }
.profile-card:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.profile-card--active { background: var(--color-accent-soft); border-color: var(--color-accent); color: var(--color-text); }
.profile-card__label { font-weight: 500; }
.profile-card--has-governance::after { content: '⚠'; font-size: var(--font-size-2xs); color: var(--color-draft); }

/* === Footer === */

.page-footer { max-width: var(--max-width); margin: 0 auto; padding: var(--space-7) var(--space-6) var(--space-9); border-top: 1px solid var(--color-border); text-align: center; font-size: var(--font-size-2xs); color: var(--color-text-muted); font-family: var(--font-mono); letter-spacing: 0.04em; }
.page-footer__methodology, .page-footer__link { font: inherit; background: transparent; border: 0; color: var(--color-text-muted); cursor: pointer; text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 4px; padding: 0 var(--space-3); font-family: var(--font-mono); font-size: var(--font-size-2xs); letter-spacing: 0.04em; text-transform: uppercase; transition: color var(--motion-fast); }
.page-footer__methodology:hover, .page-footer__link:hover { color: var(--color-text); }
.page-footer__link + .page-footer__methodology { border-left: 1px solid var(--color-border); }

/* === Modal === */

.modal-overlay { position: fixed; inset: 0; background: rgba(24, 24, 27, 0.55); backdrop-filter: blur(2px); display: flex; align-items: center; justify-content: center; z-index: 1000; animation: fadeIn var(--motion-fast); padding: var(--space-4); }
.modal { background: var(--color-surface); border-radius: var(--radius); padding: var(--space-6); max-width: 600px; width: 100%; max-height: 80vh; overflow-y: auto; box-shadow: var(--shadow-modal); animation: cardSlideIn var(--motion-medium); position: relative; }
.modal h2 { font-family: var(--font-serif); font-size: var(--font-size-lg); font-weight: 500; margin: 0 0 var(--space-2); letter-spacing: -0.01em; }
.modal__updated { font-size: var(--font-size-xs); color: var(--color-text-muted); margin: 0 0 var(--space-4); font-family: var(--font-mono); letter-spacing: 0.04em; }
.modal__sources { margin: 0 0 var(--space-4); }
.modal__sources dt { font-weight: 600; margin-top: var(--space-3); font-family: var(--font-mono); font-size: var(--font-size-sm); letter-spacing: 0.02em; }
.modal__sources dd { margin: 0; color: var(--color-text-muted); font-size: var(--font-size-xs); word-break: break-all; font-family: var(--font-mono); line-height: 1.5; margin-top: 2px; }
.modal__governance { font-size: var(--font-size-sm); margin-top: var(--space-4); padding-top: var(--space-3); border-top: 1px dotted var(--color-border); color: var(--color-text-secondary); line-height: 1.55; }
.modal__close { margin-top: var(--space-5); font: inherit; padding: 8px 18px; background: var(--color-text); color: var(--color-bg); border: 0; border-radius: var(--radius); cursor: pointer; font-weight: 500; font-size: var(--font-size-sm); transition: opacity var(--motion-fast); }
.modal__close:hover { opacity: 0.85; }
.modal__close:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* === Comparison modal === */

.modal--comparison { max-width: 880px; }
.modal__eyebrow { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-2); }
.modal__intro { font-size: var(--font-size-sm); line-height: 1.65; color: var(--color-text-secondary); margin: 0 0 var(--space-5); max-width: 70ch; }
.comparison__section-label { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text); margin: var(--space-6) 0 var(--space-3); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.comparison__section-label--soft { color: var(--color-text-muted); border-top-style: dotted; }
.comparison__section-label:first-of-type { margin-top: var(--space-2); padding-top: 0; border-top: 0; }
.comparison__table { width: 100%; border-collapse: collapse; margin-bottom: var(--space-3); font-size: var(--font-size-sm); }
.comparison__table thead th { font-family: var(--font-mono); font-size: var(--font-size-2xs); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-text-muted); text-align: left; padding: var(--space-2) var(--space-3); border-bottom: 2px solid var(--color-border-strong); }
.comparison__table tbody tr { border-bottom: 1px dotted var(--color-border); }
.comparison__table tbody tr:last-child { border-bottom: 0; }
.comparison__name { font-family: var(--font-mono); font-size: var(--font-size-xs); font-weight: 500; letter-spacing: 0.02em; color: var(--color-text); padding: var(--space-3) var(--space-3) var(--space-3) 0; vertical-align: top; width: 22%; text-align: left; }
.comparison__cell { padding: var(--space-3); vertical-align: top; line-height: 1.5; color: var(--color-text-secondary); width: 39%; }
.comparison__cell--winner { color: var(--color-text); font-weight: 500; background: var(--color-accent-soft); border-left: 3px solid var(--color-accent); padding-left: calc(var(--space-3) - 3px); }
.comparison__audience-list { list-style: none; padding: 0; margin: 0 0 var(--space-3); display: flex; flex-direction: column; gap: var(--space-3); }
.comparison__audience-list--soft .comparison__audience { background: transparent; border-left-color: var(--color-border-strong); }
.comparison__audience { background: var(--color-surface-raised); border-left: 3px solid var(--color-accent); border-radius: 0 var(--radius) var(--radius) 0; padding: var(--space-3) var(--space-4); }
.comparison__audience-name { font-family: var(--font-serif); font-size: var(--font-size-base); font-weight: 500; color: var(--color-text); margin-bottom: var(--space-1); letter-spacing: -0.005em; }
.comparison__audience-rationale { font-size: var(--font-size-sm); line-height: 1.55; color: var(--color-text-secondary); margin: 0; max-width: 70ch; }

@media (max-width: 720px) {
  .comparison__table thead { display: none; }
  .comparison__table tbody tr { display: grid; grid-template-columns: 1fr; gap: var(--space-1); padding: var(--space-3) 0; }
  .comparison__name, .comparison__cell { width: 100%; padding: var(--space-1) 0; }
  .comparison__cell--winner { padding-left: var(--space-3); }
  .comparison__cell::before { content: attr(data-col-label); display: block; font-family: var(--font-mono); font-size: var(--font-size-2xs); color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 2px; }
}

/* === Glossary popup === */

[data-glossary-key] { cursor: help; border: 0; background: transparent; color: inherit; font: inherit; padding: 0; border-bottom: 1px dotted currentColor; text-underline-offset: 2px; }
[data-glossary-key]:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; border-radius: 2px; }
.glossary-popup { position: fixed; inset: 0; z-index: 1100; display: flex; align-items: center; justify-content: center; background: rgba(24, 24, 27, 0.55); backdrop-filter: blur(2px); padding: var(--space-4); animation: fadeIn var(--motion-fast); }
.glossary-popup__inner { background: var(--color-surface); border-radius: var(--radius); padding: var(--space-5); max-width: 480px; width: 100%; position: relative; box-shadow: var(--shadow-modal); animation: cardSlideIn var(--motion-medium); }
.glossary-popup__term { font-family: var(--font-serif); font-weight: 500; margin-bottom: var(--space-2); font-size: var(--font-size-md); letter-spacing: -0.01em; padding-right: var(--space-7); }
.glossary-popup__explanation { margin: 0; font-size: var(--font-size-sm); line-height: 1.6; color: var(--color-text-secondary); }
.glossary-popup__close { position: absolute; top: var(--space-3); right: var(--space-3); font: inherit; background: transparent; border: 0; cursor: pointer; font-size: var(--font-size-md); color: var(--color-text-muted); width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; border-radius: 50%; transition: background var(--motion-fast); }
.glossary-popup__close:hover { background: var(--color-surface-raised); color: var(--color-text); }

/* === Animations === */

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes cardSlideIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

/* === Responsive === */

@media (max-width: 880px) {
  :root { --space-7: 32px; --space-8: 48px; --space-9: 56px; }
  .page-header__title { font-size: var(--font-size-xl); }
  .pipeline { grid-template-columns: 1fr; }
  .pipeline__arrow { transform: rotate(90deg); padding: var(--space-2) 0; }
  .profile-value-prop__metrics { flex-direction: column; gap: var(--space-2); }
}

@media (max-width: 540px) {
  .page-header, main, .page-footer { padding-left: var(--space-4); padding-right: var(--space-4); }
}