/* ------------------------------------------------------------------
 * Homepage redesign — strict PE design system.
 * Layout patterns referenced structurally; visual identity is PE.
 * ------------------------------------------------------------------ */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img { display: block; max-width: 100%; }

body {
  background: var(--bg-default);
  color: var(--fg-1);
  padding-top: 72px; /* offset for fixed .site-nav */
}

/* ----------------------- Layout primitives ----------------------- */
.frame {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 56px;
  position: relative;
}

.section {
  padding: var(--space-28) 0;
}
.section--tight  { padding: var(--space-20) 0; }
.section--narrow { padding: var(--space-16) 0; }

.section--dark {
  background: var(--pe-ink-950);
  color: var(--fg-inverse);
}
.section--subtle  { background: var(--surface-subtle); }
.section--brand   { background: var(--surface-brand-subtle); }

.divider {
  height: 1px;
  background: var(--border-default);
  border: 0;
}
.divider--dark { background: rgba(255,255,255,.14); }

/* ----------------------- Eyebrow ----------------------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--fg-2);
  font-weight: 500;
  margin: 0 0 var(--space-6) 0;
}
.eyebrow::before {
  content: "/";
  color: var(--pe-violet-500);
  font-weight: 700;
}
.section--dark .eyebrow { color: var(--pe-violet-300); }
.section--dark .eyebrow::before { color: var(--pe-violet-300); }

/* ----------------------- Headings ----------------------- */
.h-display {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 72px;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0;
}
.h-display em {
  color: inherit;
  font-style: normal;
}

.lede {
  font-size: 20px;
  line-height: 1.5;
  color: var(--fg-2);
  max-width: 720px;
  margin: var(--space-6) 0 0;
}
.section--dark .lede { color: rgba(255,255,255,.78); }

/* ----------------------- Buttons — PE design system ----------------------- */
/* Primary    : violet fill #7F51FF / white text
   Secondary  : white fill / ink border / ink text
   Tertiary   : transparent / ink text / no border (text-only)
   Link       : underlined ink text
   *-alt      : on-dark inversions (primary-alt = white fill ink text;
                                    secondary-alt = transparent / white border / white text)
   Sizes      : default 48h (12/24 pad, 16px), small 40h (8/16 pad, 14px) */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  min-height: 48px;
  box-sizing: border-box;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  line-height: 1;
  letter-spacing: 0;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background 120ms ease-out, color 120ms ease-out, border-color 120ms ease-out, transform 120ms ease-out;
}
.btn:active { transform: translateY(1px); }
.btn--sm {
  padding: 8px 16px;
  min-height: 40px;
  font-size: 14px;
}

.btn--primary {
  background: var(--pe-violet-600);
  color: #fff;
  border-color: var(--pe-violet-600);
}
.btn--primary:hover {
  background: var(--pe-violet-700);
  border-color: var(--pe-violet-700);
  color: #fff;
}

.btn--secondary,
.btn--ghost {                   /* legacy alias */
  background: #fff;
  color: var(--pe-ink-900);
  border-color: var(--pe-ink-900);
}
.btn--secondary:hover,
.btn--ghost:hover {
  background: var(--pe-ink-900);
  color: #fff;
  border-color: var(--pe-ink-900);
}

.btn--tertiary {
  background: transparent;
  color: var(--pe-ink-900);
  border-color: transparent;
  padding-left: 0;
  padding-right: 0;
}
.btn--tertiary:hover { color: var(--pe-violet-600); }

.btn--primary-alt {              /* on-dark: white fill, ink text */
  background: #fff;
  color: var(--pe-ink-900);
  border-color: #fff;
}
.btn--primary-alt:hover {
  background: var(--pe-violet-300);
  border-color: var(--pe-violet-300);
  color: var(--pe-ink-900);
}

.btn--secondary-alt {            /* on-dark: transparent, white border */
  background: transparent;
  color: #fff;
  border-color: #fff;
}
.btn--secondary-alt:hover {
  background: #fff;
  color: var(--pe-ink-900);
  border-color: #fff;
}

.btn--link {
  padding: 0;
  min-height: auto;
  background: transparent;
  border: none;
  border-radius: 0;
  color: var(--pe-ink-900);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1.5px;
  text-decoration-color: var(--pe-ink-900);
}
.btn--link:hover { color: var(--pe-violet-600); text-decoration-color: var(--pe-violet-600); }
.section--dark .btn--link { color: #fff; text-decoration-color: #fff; }
.section--dark .btn--link:hover { color: var(--pe-violet-300); text-decoration-color: var(--pe-violet-300); }

.btn--arrow::after {
  content: "→";
  display: inline-block;
  transition: transform 120ms ease-out;
}
.btn--arrow:hover::after { transform: translateX(3px); }

.btn-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

/* ----------------------- Pill / chip ----------------------- */
/* Static category tag — non-interactive, signals classification not action */
.sec-head__tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.sec-head__tags-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-right: 4px;
}
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  color: var(--pe-violet-600);
  background: var(--pe-violet-100);
  border-radius: var(--radius-sm);
  cursor: default;
}
.section--dark .tag {
  color: var(--pe-violet-300);
  background: rgba(186,163,249,.12);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--surface-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--fg-2);
  text-decoration: none;
}
.section--dark .chip {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.18);
  color: rgba(255,255,255,.85);
}
.chip__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--pe-violet-500);
}

/* ----------------------- HERO ----------------------- */
.hero {
  background:
    linear-gradient(180deg, rgba(18,2,28,.78) 0%, rgba(18,2,28,.55) 60%, rgba(18,2,28,.4) 100%),
    url("assets/halftone-purple.png") center / cover no-repeat,
    var(--pe-ink-950);
  color: var(--fg-inverse);
  padding-bottom: var(--space-20);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -40% auto;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(127,81,255,.25) 0%, transparent 60%);
  pointer-events: none;
}
.hero-inner {
  padding: var(--space-12) 0 var(--space-10);
  position: relative;
  z-index: 1;
}
.hero h1 {
  margin: var(--space-8) 0 0;
  max-width: 1000px;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 80px;
  line-height: 1.02;
  letter-spacing: -0.03em;
}
.hero h1 em {
  color: inherit;
  font-style: normal;
}
.hero .lede {
  max-width: 720px;
  margin-top: var(--space-8);
  color: rgba(255,255,255,.8);
}
.hero .btn-row { margin-top: var(--space-8); }

/* ----------------------- Site nav (fixed, white) ----------------------- */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--border-default);
  color: var(--pe-ink-900);
}

/* ----------------------- Nav ----------------------- */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  min-height: 72px;
  box-sizing: border-box;
  gap: 32px;
}
.nav__left {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav__right {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--pe-ink-900);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: .02em;
}
.nav__links {
  display: flex;
  gap: 32px;
  font-size: 15px;
  color: var(--pe-ink-900);
}
.nav__links a {
  color: var(--pe-ink-900);
  text-decoration: none;
  opacity: .75;
  transition: opacity .15s, color .15s;
}
.nav__links a:hover { opacity: 1; color: var(--pe-violet-600); }

/* ----------------------- Nav dropdown (Services) ----------------------- */
.nav__item--has-menu { position: relative; }
.nav__item--has-menu > a::after {
  content: "";
  display: inline-block;
  margin-left: 6px;
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  vertical-align: middle;
  opacity: .6;
}
.nav__menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 280px;
  background: #fff;
  border: 1px solid var(--border-default, #e6e3ee);
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(20, 14, 40, .12), 0 2px 4px rgba(20, 14, 40, .06);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .15s ease, visibility .15s ease, transform .15s ease;
  z-index: 100;
}
.nav__item--has-menu:hover .nav__menu,
.nav__item--has-menu:focus-within .nav__menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
/* invisible bridge so the menu doesn't disappear when the cursor crosses the gap */
.nav__item--has-menu::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 100%;
  height: 12px;
}
.nav__menu a {
  display: block;
  padding: 10px 14px;
  border-radius: 6px;
  color: var(--pe-ink-900);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.35;
  opacity: 1;
  white-space: nowrap;
}
.nav__menu a:hover,
.nav__menu a:focus {
  background: var(--pe-violet-050, #f5f2fc);
  color: var(--pe-violet-600);
  opacity: 1;
}

/* ----------------------- Three-pillar tile row ----------------------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,.14);
  border-bottom: 1px solid rgba(255,255,255,.14);
}
.pillar {
  padding: var(--space-12) var(--space-8) var(--space-12) 0;
  border-right: 1px solid rgba(255,255,255,.14);
}
.pillar:last-child { border-right: none; padding-right: 0; }
.pillar:not(:first-child) { padding-left: var(--space-8); }
.pillar__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--pe-violet-300);
  margin-bottom: var(--space-4);
}
.pillar h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: #fff;
  margin: 0 0 var(--space-3);
}
.pillar p {
  color: rgba(255,255,255,.7);
  font-size: 16px;
  line-height: 1.55;
  margin: 0;
}

/* ----------------------- Stats band (light purple) ----------------------- */
.stats-band {
  background: var(--pe-violet-100);
  padding: var(--space-8) 0;
}
.stats-band .pillars {
  border-top: none;
  border-bottom: none;
}
.stats-band .pillar {
  border-right: 1px solid var(--pe-lilac-400);
  padding: 0 var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}
.stats-band .pillar:first-child { padding-left: 0; }
.stats-band .pillar:last-child { border-right: none; padding-right: 0; }
.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
  font-variation-settings: 'opsz' 24;
}
.stats-band .pillar__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--pe-violet-600);
  margin-bottom: var(--space-2);
  box-shadow: var(--shadow-xs);
}
.stats-band .pillar__icon svg {
  width: 26px;
  height: 26px;
  display: block;
}
.stats-band .pillar__stat {
  font-family: var(--font-display);
  font-size: 56px;
  line-height: 1;
  letter-spacing: -0.02em;
  font-weight: 500;
  color: var(--pe-ink-900);
}
.stats-band .pillar p {
  color: var(--pe-ink-900);
  opacity: .72;
  font-size: 16px;
  line-height: 1.5;
  margin: 0;
}

/* ----------------------- Authority logos / credentials strip ----------------------- */
.authority {
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--border-default);
}
.authority__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin: 0 0 var(--space-6);
}
.authority__items {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-10);
  align-items: center;
}
.authority__item {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  color: var(--fg-1);
  line-height: 1.15;
}
.authority__item small {
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 13px;
  color: var(--fg-3);
  margin-top: 4px;
}

/* ----------------------- Process / steps ----------------------- */
.process-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-16);
  align-items: start;
}
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border-default);
}
.step {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-6);
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--border-default);
  align-items: start;
}
.step__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--pe-violet-600);
  padding-top: 6px;
}
.step__body h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 24px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}
.step__body p {
  color: var(--fg-2);
  font-size: 16px;
  line-height: 1.5;
  margin: 0;
  max-width: 540px;
}
.step__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-3);
  padding-top: 8px;
  text-align: right;
}

/* ----------------------- Manifesto centered block ----------------------- */
.manifesto {
  text-align: center;
  padding: var(--space-20) 0;
}
.manifesto .h-display {
  margin: 0 auto;
  max-width: 1100px;
  font-size: 64px;
}
.manifesto .lede {
  margin: var(--space-8) auto 0;
  text-align: center;
}

/* ----------------------- Benchmarking band ----------------------- */
.benchmarking-band {
  background:
    linear-gradient(90deg, rgba(18,2,28,.78) 0%, rgba(18,2,28,.35) 60%, rgba(18,2,28,.15) 100%),
    url("assets/halftone-purple.png") center / cover no-repeat,
    var(--pe-ink-950);
  color: #fff;
  padding: var(--space-10) 0;
}
.benchmarking-band__inner {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-12);
  align-items: center;
}
.benchmarking-band__title {
  font-size: 36px;
  line-height: 1.15;
  color: #fff;
  max-width: 680px;
  margin: 0;
}
.benchmarking-band__title em {
  font-style: normal;
  color: inherit;
}
.benchmarking-band__meta {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(255,255,255,.78);
  letter-spacing: 0.04em;
}
.benchmarking-band__cta { text-align: right; }

/* ----------------------- Featured case study ----------------------- */
.case-feature {
  background: var(--pe-ink-900);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-16);
  overflow: hidden;
  position: relative;
}
.case-feature--compact {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-10);
  align-items: center;
  padding: var(--space-8) var(--space-10);
}
.case-feature--compact .case-feature__copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.case-feature--compact .case-feature__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-1);
}
.case-feature--compact .case-feature__logo {
  height: 22px;
  width: auto;
  display: block;
}
.case-feature--compact .case-feature__sector {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  padding-left: var(--space-3);
  border-left: 1px solid rgba(255,255,255,.2);
}
.case-feature--compact .case-feature__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 26px;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: #fff;
  margin: 0;
  max-width: 480px;
}
.case-feature--compact .case-feature__quote {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255,255,255,.78);
  margin: 0;
  padding: 0;
  border-left: none;
  font-style: normal;
  max-width: 520px;
}
.case-feature--compact .case-feature__byline {
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255,255,255,.55);
  letter-spacing: .04em;
  padding: 0;
  margin: 0 0 0 6px;
  display: inline;
}
.case-feature--compact .btn {
  align-self: flex-start;
  margin-top: var(--space-2);
}
.case-feature__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  padding-left: var(--space-8);
  border-left: 1px solid rgba(255,255,255,.16);
}
.case-feature__stat {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: baseline;
  gap: var(--space-4);
}
.case-feature__stat-num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 32px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: #fff;
}
.case-feature__stat-num em {
  color: var(--pe-violet-300);
  font-style: normal;
  font-size: 0.6em;
  margin-left: 2px;
}
.case-feature__stat-label {
  font-family: var(--font-body);
  font-size: 13px;
  color: rgba(255,255,255,.7);
  line-height: 1.4;
}
.case-feature__head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: var(--space-8);
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}
.case-feature__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: #fff;
  margin: var(--space-3) 0 0;
  max-width: 720px;
}
.case-feature__quote {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  line-height: 1.45;
  color: rgba(255,255,255,.9);
  margin: var(--space-10) 0 var(--space-3);
  max-width: 760px;
  border-left: 2px solid var(--pe-violet-400);
  padding-left: var(--space-6);
  font-style: italic;
}
.case-feature__byline {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255,255,255,.6);
  letter-spacing: .04em;
  padding-left: var(--space-6);
  margin-bottom: var(--space-12);
}
.case-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-10);
  border-top: 1px solid rgba(255,255,255,.16);
  border-bottom: 1px solid rgba(255,255,255,.16);
  padding: var(--space-10) 0;
  margin-bottom: var(--space-10);
}
.case-stat__num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 72px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: #fff;
}
.case-stat__num em {
  color: var(--pe-violet-300);
  font-style: normal;
}
.case-stat__label {
  font-family: var(--font-body);
  font-size: 14px;
  color: rgba(255,255,255,.7);
  margin-top: 10px;
  max-width: 220px;
  line-height: 1.4;
}
.case-csr {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-10);
}
.case-csr__col {
  display: flex;
  flex-direction: column;
}
.case-csr__col .eyebrow {
  color: var(--pe-violet-300);
}
.case-csr__col .eyebrow::before { color: var(--pe-violet-300); }
.case-csr__col p {
  color: rgba(255,255,255,.85);
  font-size: 16px;
  line-height: 1.55;
  margin: 0;
}

/* ----------------------- Smaller case grid ----------------------- */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.case-card {
  background: var(--surface-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: border-color .15s, transform .15s;
}
.case-card:hover {
  border-color: var(--pe-violet-500);
  transform: translateY(-2px);
}
.case-card__sector {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.case-card__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  line-height: 1.25;
  margin: 0;
  flex: 1;
}
.case-card__stat {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 32px;
  color: var(--pe-violet-600);
  line-height: 1;
  letter-spacing: -0.02em;
}
.case-card__stat-label {
  font-size: 13px;
  color: var(--fg-3);
  margin-top: 4px;
}

/* ----------------------- Benchmarking bars ----------------------- */
.bench {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-16);
  align-items: center;
}
.bench-card {
  background: var(--surface-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
}
.bench-card h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  margin: 0 0 var(--space-6);
}
.bar-row {
  display: grid;
  grid-template-columns: 1fr 60px;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-top: 1px solid var(--border-default);
}
.bar-row:first-of-type { border-top: none; }
.bar-row__label {
  font-size: 14px;
  color: var(--fg-1);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.bar-row__label small {
  font-size: 12px;
  color: var(--fg-3);
}
.bar-track {
  height: 8px;
  background: var(--surface-subtle);
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-top: 6px;
}
.bar-fill {
  height: 100%;
  background: var(--pe-violet-500);
  border-radius: var(--radius-pill);
}
.bar-fill--strong { background: var(--pe-green-600); }
.bar-fill--soft   { background: var(--pe-violet-300); }
.bar-row__val {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  color: var(--fg-1);
  text-align: right;
}

/* ----------------------- Services tier cards ----------------------- */
.tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}
.tier {
  background: var(--surface-default);
  border: 1px solid var(--border-default);
  border-radius: 4px;
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  transition: transform 160ms ease-out, box-shadow 160ms ease-out, border-color 160ms ease-out;
}
.tier::before {
  content: "";
  position: absolute;
  inset: -1px -1px auto -1px;
  height: 4px;
  background: var(--tier-color, var(--pe-violet-600));
  border-radius: 4px 4px 0 0;
}
.tier:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--tier-color, var(--pe-violet-600));
}
.tier__icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--tier-tint, var(--pe-violet-100));
  color: var(--tier-color, var(--pe-violet-600));
  margin-bottom: var(--space-1);
}
.tier__icon svg { width: 22px; height: 22px; display: block; }
.tier__tag {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--tier-color, var(--pe-violet-600));
  background: var(--tier-tint, var(--pe-violet-100));
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}
.tier__step {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--pe-violet-600);
  letter-spacing: .04em;
}
.tier h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
}
.tier p {
  color: var(--fg-2);
  font-size: 14px;
  line-height: 1.5;
  margin: 0;
  flex: 1;
}
.tier__foot {
  display: flex;
  justify-content: flex-end;
  align-items: end;
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px dashed var(--border-default);
}
.tier__price {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--tier-color, var(--pe-ink-900));
  font-weight: 600;
  letter-spacing: .02em;
}

/* Featured tier card (Tier 04) — same white surface, distinguished by accent + tag */
.tier--featured .tier__price { font-size: 16px; }

/* ----------------------- Tier group (sticky-label + items) ----------------------- */
.tier-group {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-12);
  padding: var(--space-10) 0;
  border-top: 1px solid var(--border-default);
}
.tier-group:first-of-type { border-top: none; padding-top: 0; }
.tier-group:last-of-type { border-bottom: 1px solid var(--border-default); }
.tier-group__label { position: sticky; top: 24px; align-self: start; }
.tier-group__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: #fff;
  background: var(--tier-color, var(--pe-violet-600));
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}
.tier-group__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 0;
}
.tier-group__desc {
  margin: var(--space-3) 0 0;
  color: var(--fg-2);
  font-size: 14px;
  line-height: 1.5;
  max-width: 240px;
}
.tier-group__items {
  display: grid;
  gap: var(--space-4);
}

/* Per-tier color tokens */
.tier-group[data-tier="01"] { --tier-color: var(--pe-green-600); --tier-tint: #E1F9EE; }
.tier-group[data-tier="02"] { --tier-color: var(--pe-blue-400);  --tier-tint: #E2EDFF; }
.tier-group[data-tier="03"] { --tier-color: var(--pe-violet-600); --tier-tint: var(--pe-violet-100); }
.tier-group[data-tier="04"] { --tier-color: var(--pe-magenta-500); --tier-tint: #FFE0FA; }

/* ----------------------- Compliance / badges row ----------------------- */
.creds {
  background: var(--surface-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-12);
  align-items: center;
  margin-top: var(--space-10);
}
.creds h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 24px;
  line-height: 1.2;
  margin: 0 0 var(--space-3);
}
.creds p {
  color: var(--fg-2);
  font-size: 15px;
  line-height: 1.5;
  margin: 0;
}
.creds__badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.cred-badge {
  background: var(--surface-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  text-align: center;
}
.cred-badge strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  margin-bottom: 4px;
}
.cred-badge small {
  color: var(--fg-3);
  font-size: 12px;
  line-height: 1.3;
  display: block;
}

/* ----------------------- Compare / contrast ----------------------- */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
.compare__col {
  background: var(--surface-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.compare__col--alt {
  background: var(--pe-ink-900);
  color: #fff;
  border-color: var(--pe-ink-900);
}
.compare__head h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 26px;
  margin: 0 0 var(--space-3);
}
.compare__head small {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.compare__col--alt small { color: var(--pe-violet-300); }
.compare__head--alt h4 { color: #fff; }

.cmp-step {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--border-default);
}
.compare__col--alt .cmp-step { border-color: rgba(255,255,255,.16); }
.cmp-step:first-of-type { border-top: none; padding-top: 0; }
.cmp-step__num {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-default);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-1);
}
.compare__col--alt .cmp-step__num {
  background: var(--pe-violet-600);
  border-color: var(--pe-violet-600);
  color: #fff;
}
.cmp-step h5 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 17px;
  margin: 0 0 4px;
  line-height: 1.3;
}
.compare__col--alt .cmp-step h5 { color: #fff; }
.cmp-step p {
  font-size: 13px;
  color: var(--fg-2);
  line-height: 1.45;
  margin: 0;
}
.compare__col--alt .cmp-step p { color: rgba(255,255,255,.72); }
.compare__foot {
  margin-top: auto;
  padding-top: var(--space-4);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--fg-3);
}
.compare__col--alt .compare__foot { color: var(--pe-violet-300); }

/* "What you can do" repeating list */
.nl-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-10);
}
.nl-item {
  background: var(--surface-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}
.nl-item__type {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--pe-violet-600);
  margin-bottom: 8px;
}
.nl-item p {
  font-size: 15px;
  line-height: 1.45;
  margin: 0;
  color: var(--fg-1);
}

/* ----------------------- Industries grid ----------------------- */
.industries {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}
.industry {
  background: var(--surface-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color .15s, transform .15s;
}
.industry:hover {
  border-color: var(--pe-violet-500);
  transform: translateY(-2px);
}
.industry__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--pe-violet-600);
}
.industry h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 var(--space-2);
}
.industry p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--fg-2);
  margin: 0;
}

/* ----------------------- CTO note (standalone dark card) ----------------------- */
.cto-note-section {
  padding: var(--space-16) 0;
}
.cto-note {
  background: var(--pe-ink-950);
  border-radius: var(--radius-lg);
  padding: var(--space-12);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.cto-note::before {
  content: "";
  position: absolute;
  top: 20%;
  right: -8%;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, rgba(127,81,255,.22) 0%, transparent 60%);
  pointer-events: none;
}
.cto-note__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
  position: relative;
  z-index: 1;
}
.cto-note__quote {
  position: relative;
  z-index: 1;
  margin: 0 0 var(--space-10);
  padding: 0;
  max-width: 920px;
  font-family: var(--font-display);
  font-weight: 500;
  font-style: italic;
  font-size: 40px;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: #fff;
}
.cto-note__mark {
  display: inline-block;
  font-style: normal;
  color: var(--pe-violet-400);
  font-weight: 700;
  margin-right: 8px;
  font-size: 1em;
  line-height: 0.6;
  vertical-align: -0.05em;
}
.cto-note__byline {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,.16);
}
.cto-note__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 2px solid var(--pe-violet-400);
}
.cto-note__attr {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-right: var(--space-8);
  border-right: 1px solid rgba(255,255,255,.16);
}
.cto-note__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.1;
  color: #fff;
  margin: 0;
}
.cto-note__role {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--pe-violet-300);
}
.cto-note__body {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.55;
  color: rgba(255,255,255,.7);
  margin: 0;
  max-width: 520px;
}

/* ----------------------- CTO note (legacy, kept for back-compat) ----------------------- */
.cto {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-16);
  align-items: center;
}
.cto__photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--pe-ink-800);
  position: relative;
}
.cto__photo img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.cto__quote {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  font-size: 32px;
  line-height: 1.3;
  color: #fff;
  margin: 0 0 var(--space-8);
  letter-spacing: -0.01em;
}
.cto__body p {
  font-size: 17px;
  line-height: 1.6;
  color: rgba(255,255,255,.85);
  margin: 0 0 var(--space-4);
  max-width: 640px;
}
.cto__meta {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,.16);
}
.cto__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  color: #fff;
  margin: 0;
}
.cto__role {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--pe-violet-300);
  margin-top: 4px;
}

/* ----------------------- Final CTA banner ----------------------- */
.final-cta {
  text-align: center;
  padding: var(--space-28) 0;
  background:
    linear-gradient(180deg, rgba(12,2,34,.72) 0%, rgba(12,2,34,.55) 50%, rgba(12,2,34,.7) 100%),
    url("assets/halftone-blue.png") center / cover no-repeat,
    var(--pe-ink-1000);
  color: #fff;
}
.final-cta .h-display {
  margin: var(--space-6) auto 0;
  font-size: 72px;
  max-width: 1000px;
  color: #fff;
}
.final-cta .lede {
  margin: var(--space-8) auto 0;
  color: rgba(255,255,255,.78);
}
.final-cta .btn-row {
  justify-content: center;
  margin-top: var(--space-10);
}

/* ----------------------- Footer ----------------------- */
.footer {
  background: var(--pe-ink-1000);
  color: rgba(255,255,255,.7);
  padding: var(--space-16) 0 var(--space-10);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.footer__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 28px;
  color: #fff;
  margin: 0 0 var(--space-4);
}
.footer__about {
  font-size: 14px;
  color: rgba(255,255,255,.6);
  line-height: 1.55;
  max-width: 320px;
}
.footer__col h5 {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  font-weight: 500;
  margin: 0 0 var(--space-4);
}
.footer__col a {
  display: block;
  color: rgba(255,255,255,.85);
  text-decoration: none;
  font-size: 14px;
  padding: 6px 0;
}
.footer__col a:hover { color: var(--pe-violet-300); }
.footer__legal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-8);
  font-size: 12px;
  color: rgba(255,255,255,.5);
}

/* ----------------------- Logo mark used in nav/footer ----------------------- */
.nav__logo-img {
  display: block;
  height: 32px;
  width: auto;
}
.footer__brand-img {
  display: block;
  height: 40px;
  width: auto;
}
.logo-mark {
  width: 28px;
  height: 28px;
  display: inline-block;
}

/* ----------------------- Section heading row ----------------------- */
.sec-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
  flex-wrap: wrap;
}
.sec-head__title {
  max-width: 720px;
}
.sec-head .h-display {
  font-size: 56px;
}

/* ============================================================
   RESPONSIVE LAYER
   Breakpoints: tablet ≤ 960px, mobile ≤ 640px
   The site was originally designed at fixed 1440px viewport.
   This layer collapses multi-column grids, shrinks display type,
   and adjusts padding for narrow screens. It uses !important on
   grid-template-columns because many pages set those inline.
   ============================================================ */

/* Universal: prevent horizontal overflow on small screens */
html, body { overflow-x: hidden; }
img, svg, video { max-width: 100%; height: auto; }

/* --- TABLET (≤ 960px) ----------------------------------------- */
@media (max-width: 960px) {
  .frame { padding: 0 32px; }

  /* Display type */
  .h-display { font-size: clamp(34px, 6vw, 56px); line-height: 1.08; }
  .hero h1   { font-size: clamp(36px, 6.5vw, 60px); line-height: 1.05; }
  .lede      { font-size: 17px; }

  /* Nav: condensed gap, smaller links */
  .nav { gap: 16px; }
  .nav__left { gap: 24px; }
  .nav__right { gap: 16px; }
  .nav__links { gap: 20px; font-size: 14px; }

  /* Grids: 4-up → 2-up */
  .pillars,
  .stats-band__pillars,
  .authority__items,
  .footer__grid,
  .prac-grid,
  .cases-grid,
  .tier-group__items {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 24px;
  }

  /* Featured case feature: stack the two columns */
  .case-feature,
  .case-feature--compact {
    grid-template-columns: 1fr !important;
    gap: 24px;
  }
  .case-feature__stats { grid-template-columns: repeat(3, 1fr) !important; }

  /* Section padding */
  .section { padding: 64px 0; }

  /* Tier groups: drop the sticky label */
  .tier-group { grid-template-columns: 1fr !important; gap: 24px; }
  .tier-group__label { position: static; }
}

/* --- MOBILE (≤ 640px) ----------------------------------------- */
@media (max-width: 640px) {
  .frame { padding: 0 20px; }

  /* Display type — even tighter */
  .h-display { font-size: clamp(28px, 8vw, 38px); }
  .hero h1   { font-size: clamp(30px, 8.5vw, 42px); }
  .lede      { font-size: 16px; line-height: 1.55; }

  /* Section padding shrinks further */
  .section { padding: 48px 0; }

  /* All grids collapse to 1 column */
  .pillars,
  .stats-band__pillars,
  .authority__items,
  .footer__grid,
  .prac-grid,
  .cases-grid,
  .tier-group__items,
  .case-feature__stats,
  .benchmarking-band__inner,
  .sec-head {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  /* Pillars: remove right borders on single-column */
  .pillar { border-right: none !important; padding: 16px 0 !important; }

  /* Nav: hide the inline links (keep logo + CTA). Quick mobile fallback —
     a proper hamburger can replace this later. */
  .nav__links { display: none; }
  .nav { gap: 8px; }
  .nav__right { gap: 8px; }
  .btn--sm { padding: 8px 14px; font-size: 13px; }

  /* Buttons stack */
  .btn-row { flex-wrap: wrap; gap: 12px; }
  .btn-row > .btn { flex: 1 1 100%; justify-content: center; }

  /* Footer brand spacing */
  .footer__col { padding: 0; }

  /* CTO note / pull quotes */
  .cto-note__head { flex-direction: column; align-items: flex-start; gap: 16px; }
}

/* Bonus: kill the inline page-hero size assumptions on mobile */
@media (max-width: 640px) {
  [style*="grid-template-columns:repeat(4"],
  [style*="grid-template-columns:repeat(3"],
  [style*="grid-template-columns:repeat(2"] {
    grid-template-columns: 1fr !important;
  }
}

/* ============================================================
   RESPONSIVE — round 2: catch home-page layouts with fixed cols
   that survived round 1.
   ============================================================ */
@media (max-width: 640px) {
  /* Stats inside featured Fiserv case on home — already collapsed by round 1,
     but make sure the inner stat layout still works */
  .case-feature__stat-num { font-size: 32px; }

  /* CTO note layout: 280px 1fr → stack */
  .cto-note { grid-template-columns: 1fr !important; gap: 24px; }
  .cto-note__quote { font-size: 18px; }
}

/* ============================================================
   RESPONSIVE — round 3: CTO note quote sizing
   ============================================================ */
@media (max-width: 960px) {
  .cto-note { padding: 32px; }
  .cto-note__quote { font-size: clamp(22px, 4.5vw, 32px) !important; margin-bottom: 32px; }
}
@media (max-width: 640px) {
  .cto-note { padding: 24px; }
  .cto-note__quote { font-size: clamp(18px, 5.5vw, 24px) !important; line-height: 1.3; }
}