/* Buchanan CRM case study: product world. Studio chrome keeps Manrope.
   Navy / gold come from the iOS apps, not a separate identity system. */

html[data-world="buchanan"],
html[data-world="buchanan"][data-theme="light"],
html[data-world="buchanan"][data-theme="dark"] {
  --color-base-100: #f4f6f8;
  --color-base-200: #e8edf2;
  --color-base-300: rgba(10, 29, 59, 0.16);
  --color-base-content: #0a1d3b;
  --color-primary: #fce100;
  --color-primary-content: #0a1d3b;
  --color-secondary: #e8edf2;
  --color-secondary-content: #0a1d3b;
  --color-neutral: #0a1d3b;
  --color-neutral-content: #fce100;
  --canvas: #f4f6f8;
  --canvas-2: #fbfcfd;
  --surface: #e8edf2;
  --text: #0a1d3b;
  --muted: #3d4d63;
  --quiet: #3d4d63;
  --signal: #fce100;
  --signal-ink: #0a1d3b;
  --rule: rgba(10, 29, 59, 0.16);
  --navy: #0a1d3b;
  --navy-deep: #071428;
  --gold: #fce100;
  --ink: #05080e;
  --paper: #f4f6f8;
  --paper-2: #fbfcfd;
  --cs-display: "Manrope", "Avenir Next", "Segoe UI", sans-serif;
  --cs-sans: "Manrope", "Avenir Next", "Segoe UI", sans-serif;
  color-scheme: light;
}

html[data-world="buchanan"] body {
  background: var(--paper);
}

html[data-world="buchanan"] .site-header {
  position: sticky;
  overflow: visible;
  isolation: isolate;
  color: var(--paper);
  background: var(--navy);
}
html[data-world="buchanan"] .navbar.site-header {
  background: var(--navy);
}
html[data-world="buchanan"] .site-header.is-scrolled {
  box-shadow: 0 1px 0 color-mix(in srgb, var(--gold) 22%, transparent);
}
html[data-world="buchanan"] .theme-toggle { display: none; }
html[data-world="buchanan"] .wordmark { color: var(--paper-2); }
html[data-world="buchanan"] .wordmark span { color: var(--gold); }
html[data-world="buchanan"] .wordmark-mark { filter: none; }
html[data-world="buchanan"] .cs-collab {
  color: color-mix(in srgb, var(--paper) 55%, var(--gold));
}
html[data-world="buchanan"] .site-header .nav-desktop .menu a,
html[data-world="buchanan"] .site-header .nav-desktop .nav-gitlab {
  color: var(--paper);
}
html[data-world="buchanan"] .site-header .nav-desktop .menu a:hover,
html[data-world="buchanan"] .site-header .nav-desktop .nav-gitlab:hover,
html[data-world="buchanan"] .site-header .nav-desktop .menu a[aria-current="page"] {
  color: var(--paper);
  background: transparent;
}
html[data-world="buchanan"] .site-header .nav-desktop .nav-gitlab i {
  color: var(--gold);
}
html[data-world="buchanan"] .site-header .nav-toggle {
  color: var(--paper);
  background: transparent;
}
html[data-world="buchanan"] .site-header .nav-toggle:hover {
  color: var(--paper);
  background: transparent;
}
html[data-world="buchanan"] .site-header :focus-visible {
  outline-color: var(--gold);
}
html[data-world="buchanan"] :focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}
html[data-world="buchanan"] .nav-dropdown {
  background: var(--navy);
  border-color: color-mix(in srgb, var(--gold) 22%, transparent);
  color: var(--paper);
}
html[data-world="buchanan"] .nav-dropdown .menu a,
html[data-world="buchanan"] .nav-dropdown .nav-gitlab {
  color: var(--paper);
}
html[data-world="buchanan"] .nav-dropdown .menu a:hover,
html[data-world="buchanan"] .nav-dropdown .nav-gitlab:hover {
  background: color-mix(in srgb, var(--paper) 10%, transparent);
  color: var(--gold);
}
html[data-world="buchanan"] .nav-dropdown .menu a[aria-current="page"] {
  color: var(--gold);
}

.cs-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.cs-collab {
  font-size: 20px;
  font-weight: 500;
  line-height: 1;
  flex-shrink: 0;
}
.cs-partner {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  min-height: 44px;
}
.cs-partner img {
  display: block;
  height: 36px;
  width: auto;
  max-width: min(220px, 48vw);
  object-fit: contain;
}

.cs {
  font-family: var(--cs-sans);
  font-weight: 500;
  color: var(--muted);
}
.cs h1, .cs h2, .cs h3 {
  font-family: var(--cs-display);
  font-style: normal;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.035em;
  line-height: 0.98;
  text-wrap: balance;
  overflow-wrap: anywhere;
  min-width: 0;
}
.cs a { color: inherit; }

.cs-kicker {
  margin: 0 0 16px;
  color: var(--navy);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.cs-shell {
  width: min(1180px, calc(100% - var(--gutter) * 2));
  margin-inline: auto;
}
.cs-copy {
  margin: 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.7;
  color: var(--muted);
}
.cs-copy + .cs-copy { margin-top: 18px; }
.cs-copy-follow { margin-top: 28px; }

.cs-shot {
  margin: 0;
  min-width: 0;
}
.cs-shot img,
.cs-pay-slide img,
.cs-cover-visual img {
  cursor: zoom-in;
}
.cs-shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  background: var(--ink);
}
.cs-shot figcaption {
  margin-top: 12px;
  color: var(--navy);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.cs-phone {
  width: min(100%, 320px);
  justify-self: center;
}
.cs-phone img { border-radius: 22px; }

/* Cover */
.cs-cover {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  min-height: 0;
  background: var(--ink);
}
.cs-cover-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(32px, 4vw, 56px) clamp(28px, 4vw, 64px);
  color: var(--paper);
}
.cs-cover-logo {
  width: min(280px, 78%);
  height: auto;
  margin-bottom: 28px;
}
.cs-cover-copy h1 {
  margin: 0 0 20px;
  color: var(--paper);
  font-size: clamp(42px, 5.4vw, 76px);
  line-height: 1.04;
}
.cs-cover-copy .cs-kicker { color: var(--gold); }
.cs-cover-lead {
  margin: 0 0 28px;
  max-width: 38ch;
  color: color-mix(in srgb, var(--paper) 78%, var(--navy));
  font-size: 17px;
  line-height: 1.55;
}
.cs-cover-rule {
  width: 64px;
  height: 2px;
  margin: 0 0 28px;
  background: var(--gold);
  border: 0;
}
.cs-cover-sub {
  margin: 0 0 48px;
  max-width: 40ch;
  color: color-mix(in srgb, var(--paper) 68%, var(--navy));
  font-size: 16px;
  line-height: 1.55;
}
.cs-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 40px;
}
.cs-meta div { min-width: 7rem; }
.cs-meta dt {
  margin: 0 0 4px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.cs-meta dd {
  margin: 0;
  color: var(--paper);
  font-size: 14px;
}
.cs-cover-visual {
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--navy);
  padding: clamp(20px, 3vw, 36px);
}
.cs-cover-visual img {
  width: 100%;
  height: auto;
  border-radius: 14px;
}

/* Snapshot */
.cs-snapshot {
  padding: clamp(64px, 8vw, 110px) 0;
  background: var(--paper);
}
.cs-snapshot .cs-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}
.cs-snapshot h2 {
  margin: 0 0 28px;
  font-size: clamp(32px, 4vw, 52px);
}
.cs-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 36px;
}
.cs-stat {
  padding: 18px 16px 16px;
  background: var(--navy);
  color: var(--paper);
  border-radius: 14px;
  min-width: 0;
}
.cs-stat b {
  display: block;
  color: var(--gold);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.cs-stat span {
  display: block;
  margin-top: 8px;
  color: color-mix(in srgb, var(--paper) 72%, var(--navy));
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.35;
}
.cs-panel {
  padding: clamp(28px, 3vw, 44px);
  color: var(--paper);
  background: var(--navy);
  border-radius: 22px;
}
.cs-panel h3 {
  margin: 0 0 12px;
  color: var(--gold);
  font-family: var(--cs-sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.3;
  text-transform: uppercase;
}
.cs-panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.cs-panel li {
  margin: 0 0 8px;
  color: color-mix(in srgb, var(--paper) 92%, var(--navy));
  font-size: 16px;
  line-height: 1.45;
}
.cs-panel hr {
  margin: 22px 0;
  border: 0;
  border-top: 1px solid color-mix(in srgb, var(--paper) 16%, transparent);
}
.cs-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.cs-pills span {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.cs-pills .on {
  color: var(--navy);
  background: var(--gold);
}
.cs-pills .off {
  color: var(--paper);
  background: color-mix(in srgb, var(--paper) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--paper) 22%, transparent);
}

/* Implementation */
.cs-impl {
  padding: var(--space-section) 0;
  background: var(--paper);
}
.cs-impl h2 {
  margin: 0 0 16px;
  font-size: clamp(28px, 3.4vw, 44px);
}
.cs-logo-trio {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.1fr) minmax(0, 0.8fr);
  gap: 16px;
  margin-top: 36px;
}
.cs-logo-card {
  display: flex;
  flex-direction: column;
  margin: 0;
  min-width: 0;
  padding: 28px 22px 18px;
  background: var(--ink);
  border-radius: 18px;
}
.cs-logo-card .cs-logo-stage {
  display: grid;
  place-items: center;
  flex: 1;
  min-height: 160px;
  margin-bottom: 16px;
}
.cs-logo-card img {
  display: block;
  width: auto;
  max-width: 88%;
  height: auto;
  max-height: 140px;
  object-fit: contain;
}
.cs-logo-card.icon-card img {
  width: min(140px, 70%);
  max-height: none;
  border-radius: 28px;
}
.cs-logo-card figcaption {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.cs-logo-card figcaption span:last-child {
  color: color-mix(in srgb, var(--paper) 62%, var(--navy));
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: none;
}

/* Before */
.cs-before {
  padding: var(--space-section) 0;
  color: var(--paper);
  background: var(--ink);
}
.cs-before .cs-kicker { color: var(--gold); }
.cs-before h2 {
  margin: 0 0 24px;
  color: var(--paper);
  font-size: clamp(32px, 4.2vw, 54px);
}
.cs-before .cs-copy {
  color: color-mix(in srgb, var(--paper) 74%, var(--navy));
}
.cs-gaps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 40px;
}
.cs-gap {
  padding: 22px 22px 20px;
  background: var(--navy);
  border-radius: 16px;
  min-width: 0;
}
.cs-gap strong {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.cs-gap p {
  margin: 0;
  color: color-mix(in srgb, var(--paper) 88%, var(--navy));
  font-size: 15px;
  line-height: 1.5;
}
.cs-observe {
  margin: 28px 0 0;
  padding: 22px 24px;
  color: var(--navy);
  background: var(--gold);
  border-radius: 16px;
}
.cs-observe-label {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.cs-observe p {
  margin: 0;
  font-size: 18px;
  line-height: 1.45;
  color: var(--navy);
}

/* Start */
.cs-start {
  padding: var(--space-section) 0;
  background: var(--paper);
}
.cs-start h2 {
  margin: 0 0 20px;
  font-size: clamp(32px, 4vw, 52px);
}
.cs-chips {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 36px;
}
.cs-chip {
  padding: 22px 22px 20px;
  background: var(--navy);
  color: var(--paper);
  border-radius: 16px;
  min-width: 0;
}
.cs-chip strong {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.cs-chip p {
  margin: 0;
  color: color-mix(in srgb, var(--paper) 82%, var(--navy));
  font-size: 15px;
  line-height: 1.5;
}

/* Two apps */
.cs-apps {
  padding: var(--space-section) 0;
  color: var(--paper);
  background: var(--ink);
}
.cs-apps .cs-kicker { color: var(--gold); }
.cs-apps h2 {
  margin: 0 0 20px;
  color: var(--paper);
  font-size: clamp(32px, 4vw, 52px);
}
.cs-apps .cs-copy {
  color: color-mix(in srgb, var(--paper) 74%, var(--navy));
}
.cs-app-split {
  display: grid;
  grid-template-columns: minmax(0, 2.9fr) minmax(0, 2fr);
  gap: 18px;
  margin-top: 40px;
  align-items: start;
}
.cs-app-col h3 {
  margin: 0 0 6px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.cs-app-col p {
  margin: 0 0 18px;
  color: color-mix(in srgb, var(--paper) 70%, var(--navy));
  font-size: 15px;
  line-height: 1.5;
}
.cs-app-col .cs-shot figcaption { color: var(--gold); }
.cs-app-shots,
.cs-steps,
.cs-duo {
  width: min(1180px, calc(100% - var(--gutter) * 2));
  margin-inline: auto;
}
.cs-shot-track { display: contents; }
.cs-shot-swiper > .swiper-pagination { display: none; }
.cs-app-shots {
  display: grid;
  grid-template-columns: minmax(0, 2.9fr) minmax(0, 1fr) minmax(0, 1fr);
  grid-auto-flow: column;
  gap: 12px 18px;
  margin-top: 22px;
  align-items: start;
}
.cs-app-shots .cs-shot {
  min-width: 0;
}
.cs-app-shots img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: top center;
}
.cs-app-shots .cs-phone {
  width: 100%;
  max-width: none;
}
.cs-app-shots figcaption { color: var(--gold); }

/* Job flow */
.cs-flow {
  padding: var(--space-section) 0;
  background: var(--paper);
}
.cs-flow h2 {
  margin: 0 0 20px;
  font-size: clamp(32px, 4vw, 52px);
}
.cs-steps {
  display: grid;
  grid-template-columns: minmax(0, 2.9fr) minmax(0, 1fr) minmax(0, 1fr);
  grid-template-rows: auto auto auto auto;
  gap: 8px 18px;
  margin-top: 40px;
  align-items: start;
  list-style: none;
  padding: 0;
}
.cs-step {
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 4;
  margin: 0;
  min-width: 0;
}
.cs-step figcaption { display: none; }
.cs-steps .cs-shot {
  min-width: 0;
}
.cs-steps .cs-shot img,
.cs-steps .cs-phone img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: top center;
}
.cs-steps .cs-phone {
  width: 100%;
  max-width: none;
  justify-self: stretch;
}
.cs-steps .num {
  display: block;
  margin-bottom: 12px;
  color: var(--navy);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
}
.cs-steps strong {
  display: block;
  margin-bottom: 8px;
  color: var(--navy);
  font-size: 18px;
  font-weight: 700;
}
.cs-steps p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

/* Parts */
.cs-parts {
  padding: var(--space-section) 0;
  color: var(--paper);
  background: var(--navy-deep);
}
.cs-parts .cs-kicker { color: var(--gold); }
.cs-parts h2 {
  margin: 0 0 20px;
  color: var(--paper);
  font-size: clamp(32px, 4vw, 52px);
}
.cs-parts .cs-copy {
  color: color-mix(in srgb, var(--paper) 74%, var(--navy));
}
.cs-bug {
  margin: 32px 0 0;
  padding: 24px 26px;
  background: var(--navy);
  border-left: 3px solid var(--gold);
  border-radius: 0 16px 16px 0;
}
.cs-bug strong {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.cs-bug p {
  margin: 0;
  color: color-mix(in srgb, var(--paper) 88%, var(--navy));
  font-size: 16px;
  line-height: 1.55;
}
.cs-ghost {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 36px;
  padding: 0;
  list-style: none;
}
.cs-ghost li {
  padding: 16px 14px;
  background: var(--navy);
  border-radius: 14px;
  min-width: 0;
}
.cs-ghost b {
  display: block;
  margin-bottom: 6px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.cs-ghost span {
  display: block;
  color: color-mix(in srgb, var(--paper) 82%, var(--navy));
  font-size: 13px;
  line-height: 1.4;
}
.cs-duo {
  display: grid;
  grid-template-columns: minmax(0, 2.9fr) minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 12px 20px;
  margin-top: 36px;
  align-items: start;
}
.cs-duo .cs-shot {
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 2;
  min-width: 0;
}
.cs-duo img,
.cs-duo .cs-phone img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: top center;
}
.cs-duo .cs-phone {
  width: 100%;
  max-width: none;
}
.cs-parts .cs-duo figcaption { color: var(--gold); }
.cs-customers .cs-duo figcaption { color: var(--navy); }

/* Customers */
.cs-customers {
  padding: var(--space-section) 0;
  background: var(--paper);
}
.cs-customers h2 {
  margin: 0 0 20px;
  font-size: clamp(32px, 4vw, 52px);
}
.cs-customers .cs-duo {
  margin-top: 36px;
}

/* Pay */
.cs-pay {
  padding: var(--space-section) 0;
  color: var(--paper);
  background: var(--ink);
}
.cs-pay .cs-kicker { color: var(--gold); }
.cs-pay h2 {
  margin: 0 0 20px;
  color: var(--paper);
  font-size: clamp(32px, 4vw, 52px);
}
.cs-pay .cs-copy {
  color: color-mix(in srgb, var(--paper) 74%, var(--navy));
}
.cs-pay-swiper {
  --shot-h: min(70vh, 640px, calc((100vw - 64px) * 3 / 4));
  width: 100%;
  max-width: none;
  height: auto;
  margin-top: 36px;
  padding: 12px 0 52px;
  overflow: hidden;
}
.cs-pay-swiper .swiper-wrapper {
  align-items: center;
}
html:not(.has-js) .cs-pay-swiper .swiper-wrapper {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scrollbar-width: none;
}
html:not(.has-js) .cs-pay-swiper .swiper-pagination { display: none; }
.cs-pay-swiper .cs-pay-slide {
  display: flex;
  flex-direction: column;
  width: calc(var(--shot-h) * 4 / 3);
  height: auto;
  background: transparent;
}
.cs-pay-swiper .cs-pay-phone {
  width: calc(var(--shot-h) * 1206 / 2622);
}
.cs-pay-slide img {
  display: block;
  width: 100%;
  height: var(--shot-h);
  max-width: none;
  object-fit: contain;
  object-position: top center;
  border-radius: 16px;
  background: var(--ink);
}
.cs-pay-slide figcaption {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 14px;
  text-align: center;
  opacity: 0;
  transition: opacity 0.35s;
}
.cs-pay-slide.swiper-slide-active figcaption,
html:not(.has-js) .cs-pay-slide figcaption {
  opacity: 1;
}
.cs-pay-slide figcaption strong {
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.cs-pay-slide figcaption span {
  color: color-mix(in srgb, var(--paper) 72%, var(--navy));
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
}
.cs-pay-swiper .swiper-pagination {
  bottom: 8px;
}
.cs-pay-swiper .swiper-pagination-bullet {
  width: 8px;
  height: 8px;
  background: color-mix(in srgb, var(--paper) 28%, transparent);
  opacity: 1;
}
.cs-pay-swiper .swiper-pagination-bullet-active {
  background: var(--gold);
}
@media (prefers-reduced-motion: reduce) {
  .cs-pay-slide figcaption { transition: none; }
}
.cs-months {
  margin-top: 40px;
}
.cs-months h3 {
  margin: 0 0 18px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.cs-bar {
  display: grid;
  grid-template-columns: 4.5rem 1fr 3rem;
  gap: 12px;
  align-items: center;
  margin: 0 0 10px;
}
.cs-bar span {
  color: color-mix(in srgb, var(--paper) 78%, var(--navy));
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.cs-bar .cs-bar-fill {
  display: block;
  height: 10px;
  background: var(--gold);
  border-radius: 999px;
}
.cs-months .cs-bar:nth-child(2) .cs-bar-fill { width: 77%; }
.cs-months .cs-bar:nth-child(3) .cs-bar-fill { width: 100%; }
.cs-months .cs-bar:nth-child(4) .cs-bar-fill { width: 91%; }
.cs-months .cs-bar:nth-child(5) .cs-bar-fill { width: 76%; }
.cs-bar b {
  color: var(--paper);
  font-size: 14px;
  font-weight: 700;
  text-align: right;
}
.cs-bar-note {
  margin: 16px 0 0;
  color: color-mix(in srgb, var(--paper) 62%, var(--navy));
  font-size: 14px;
}

/* Architecture */
.cs-arch {
  padding: var(--space-section) 0;
  background: var(--paper);
}
.cs-arch h2 {
  margin: 0 0 20px;
  font-size: clamp(32px, 4vw, 52px);
}
.cs-arch-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr) minmax(0, 1fr);
  grid-template-areas: "in hub out";
  gap: 14px;
  margin-top: 36px;
}
.cs-node-col:first-child { grid-area: in; }
.cs-arch-map > .cs-node.hub { grid-area: hub; }
.cs-node-col:last-child { grid-area: out; }
.cs-node-col {
  display: grid;
  gap: 10px;
  align-content: start;
  min-width: 0;
}
.cs-node {
  padding: 16px 18px;
  background: var(--navy);
  color: var(--paper);
  border-radius: 14px;
  min-width: 0;
}
.cs-node.hub {
  background: var(--gold);
  color: var(--navy);
  min-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  padding: 22px 20px;
}
.cs-node b {
  display: block;
  font-size: 15px;
  font-weight: 700;
}
.cs-node.hub b {
  flex: 0 0 auto;
  font-size: 18px;
}
.cs-node span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.4;
  color: color-mix(in srgb, var(--paper) 70%, var(--navy));
}
.cs-hub-bits {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.cs-hub-bits li {
  padding: 5px 10px;
  color: var(--navy);
  background: color-mix(in srgb, var(--navy) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--navy) 16%, transparent);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.3;
  overflow-wrap: break-word;
}
.cs-deliver {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}
.cs-deliver div {
  padding: 16px 16px 14px;
  background: var(--surface);
  border-radius: 14px;
  min-width: 0;
}
.cs-deliver b {
  display: block;
  color: var(--navy);
  font-size: 14px;
  font-weight: 700;
}
.cs-deliver span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

/* Current */
.cs-now {
  padding: var(--space-section) 0;
  background: var(--paper);
}
.cs-now h2 {
  margin: 0 0 20px;
  font-size: clamp(32px, 4vw, 52px);
}
.cs-now-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 36px;
}
.cs-now-card {
  padding: 22px 22px 20px;
  background: var(--navy);
  color: var(--paper);
  border-radius: 16px;
  min-width: 0;
}
.cs-now-card.muted {
  background: var(--surface);
  color: var(--navy);
}
.cs-now-card .tag {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.cs-now-card.muted .tag { color: var(--navy); }
.cs-now-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 700;
}
.cs-now-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  color: color-mix(in srgb, var(--paper) 80%, var(--navy));
}
.cs-now-card.muted p { color: var(--muted); }

/* Outcome */
.cs-outcome {
  padding: var(--space-section) 0;
  color: var(--paper);
  background: var(--navy);
}
.cs-outcome .cs-kicker { color: var(--gold); }
.cs-outcome h2 {
  margin: 0 0 22px;
  color: var(--paper);
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 1.08;
}
.cs-outcome .cs-copy {
  color: color-mix(in srgb, var(--paper) 78%, var(--navy));
}
.cs-outcome-rule {
  width: 64px;
  height: 2px;
  margin: 32px 0;
  background: var(--gold);
  border: 0;
}
.cs-outcome h3 {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 600;
  line-height: 1.2;
}
.cs-sign {
  margin: 28px 0 0;
  color: color-mix(in srgb, var(--paper) 62%, var(--navy));
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.cs-outcome-mark {
  display: grid;
  place-items: center;
  margin-bottom: 36px;
}
.cs-outcome-mark img {
  width: min(280px, 68vw);
  height: auto;
  border-radius: 0;
}

html[data-world="buchanan"] .footer {
  background: var(--ink);
  border-top-color: color-mix(in srgb, var(--gold) 18%, transparent);
  color: color-mix(in srgb, var(--paper) 70%, var(--navy));
}
html[data-world="buchanan"] .footer .footer-text,
html[data-world="buchanan"] .footer a {
  color: color-mix(in srgb, var(--paper) 74%, var(--navy));
}
html[data-world="buchanan"] .footer a:hover {
  color: var(--gold);
}
html[data-world="buchanan"] .cs-pager {
  color: var(--navy);
}
html[data-world="buchanan"] .cs-pager span { color: var(--muted); }
html[data-world="buchanan"] .cs-pager a:hover strong { color: var(--navy); }

@media (max-width: 1240px) {
  .cs-arch-map {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "hub hub"
      "in out";
  }
  .cs-node.hub {
    min-height: 0;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 16px;
    padding: 18px 20px;
  }
  .cs-hub-bits { flex: 1 1 16rem; }
  .cs-deliver {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1100px) {
  .cs-ghost { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cs-logo-trio { grid-template-columns: 1fr 1fr; }
  .cs-logo-trio .icon-card { grid-column: 1 / -1; max-width: 280px; justify-self: center; width: 100%; }
}

@media (max-width: 900px) {
  .cs-cover,
  .cs-snapshot .cs-shell,
  .cs-app-split,
  .cs-steps,
  .cs-duo,
  .cs-gaps,
  .cs-chips,
  .cs-now-grid {
    grid-template-columns: 1fr;
  }
  .cs-steps {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }
  .cs-step {
    display: flex;
    flex-direction: column;
    grid-row: auto;
    grid-template-rows: none;
  }
  .cs-duo {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }
  .cs-duo .cs-shot {
    display: flex;
    flex-direction: column;
    grid-row: auto;
    grid-template-rows: none;
  }
  .cs-duo .cs-phone,
  .cs-steps .cs-phone {
    max-width: 320px;
    justify-self: center;
    width: 100%;
  }
  .cs-cover { min-height: 0; }
  .cs-cover-copy { padding-top: 32px; padding-bottom: 32px; }
  .cs-cover-visual { padding: 20px; }
  .cs-stats { grid-template-columns: 1fr; }
  .cs-pay-swiper { --shot-h: min(56vh, 480px, calc((100vw - 48px) * 3 / 4)); }

  html.has-js .cs-shot-swiper.swiper {
    --shot-h: min(56vh, 480px, calc((100vw - 48px) * 3 / 4));
    display: block;
    width: 100%;
    max-width: none;
    height: auto;
    margin-top: 36px;
    padding: 12px 0 52px;
    overflow: hidden;
  }
  html.has-js .cs-shot-swiper.swiper .cs-shot-track {
    display: flex;
    align-items: center;
  }
  html.has-js .cs-shot-swiper.swiper .swiper-slide {
    display: flex;
    flex-direction: column;
    width: calc(var(--shot-h) * 4 / 3);
    height: auto;
    min-width: 0;
    flex-shrink: 0;
    background: transparent;
  }
  html.has-js .cs-shot-swiper.swiper .swiper-slide.cs-phone {
    width: calc(var(--shot-h) * 1206 / 2622);
  }
  html.has-js .cs-shot-swiper.swiper .cs-phone {
    width: 100%;
    max-width: none;
  }
  html.has-js .cs-steps.swiper .swiper-slide {
    width: calc(var(--shot-h) * 4 / 3);
  }
  html.has-js .cs-steps.swiper .cs-phone {
    width: calc(var(--shot-h) * 1206 / 2622);
    margin-inline: auto;
  }
  html.has-js .cs-shot-swiper.swiper img {
    width: 100%;
    height: var(--shot-h);
    max-width: none;
    object-fit: contain;
    object-position: top center;
    background: transparent;
  }
  html.has-js .cs-shot-swiper.swiper .cs-step figcaption {
    display: none;
  }
  html.has-js .cs-shot-swiper.swiper figcaption {
    text-align: center;
    opacity: 0;
    transition: opacity 0.35s;
  }
  html.has-js .cs-shot-swiper.swiper .swiper-slide-active figcaption {
    opacity: 1;
  }
  html.has-js .cs-steps.swiper .cs-step .num,
  html.has-js .cs-steps.swiper .cs-step strong,
  html.has-js .cs-steps.swiper .cs-step p {
    text-align: left;
    opacity: 0;
    transition: opacity 0.35s;
  }
  html.has-js .cs-steps.swiper .swiper-slide-active .num,
  html.has-js .cs-steps.swiper .swiper-slide-active strong,
  html.has-js .cs-steps.swiper .swiper-slide-active p {
    opacity: 1;
  }
  html.has-js .cs-shot-swiper.swiper > .swiper-pagination {
    display: block;
    bottom: 8px;
  }
  html.has-js .cs-shot-swiper.swiper .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    opacity: 1;
  }
  html.has-js .cs-apps .swiper-pagination-bullet,
  html.has-js .cs-parts .swiper-pagination-bullet {
    background: color-mix(in srgb, var(--paper) 28%, transparent);
  }
  html.has-js .cs-flow .swiper-pagination-bullet,
  html.has-js .cs-customers .swiper-pagination-bullet {
    background: color-mix(in srgb, var(--navy) 22%, transparent);
  }
  html.has-js .cs-shot-swiper.swiper .swiper-pagination-bullet-active {
    background: var(--gold);
  }
}

@media (max-width: 850px) {
  html.has-js .cs-partner img { max-width: min(180px, 44vw); height: 28px; }
}

@media (max-width: 600px) {
  .cs-cover-copy h1 { font-size: clamp(36px, 11vw, 48px); }
  .cs-collab { font-size: 16px; }
  .cs-partner img { height: 24px; max-width: 160px; }
  .cs-ghost { grid-template-columns: 1fr 1fr; }
  .cs-logo-trio,
  .cs-logo-trio .icon-card {
    grid-template-columns: 1fr;
  }
  .cs-arch-map {
    grid-template-columns: 1fr;
    grid-template-areas:
      "in"
      "hub"
      "out";
  }
  .cs-node.hub {
    flex-direction: column;
    align-items: flex-start;
  }
  .cs-hub-bits { flex: 1 1 auto; }
  .cs-pay-swiper { --shot-h: min(50vh, 380px, calc((100vw - 40px) * 3 / 4)); }
  html.has-js .cs-shot-swiper.swiper { --shot-h: min(50vh, 380px, calc((100vw - 40px) * 3 / 4)); }
  .cs-app-shots {
    grid-template-columns: 1fr;
    grid-auto-flow: row;
  }
  .cs-app-shots .cs-phone {
    max-width: 300px;
    justify-self: center;
  }
  .cs-logo-trio .icon-card { max-width: none; }
  .cs-phone { width: min(100%, 300px); }
}

@media (max-width: 420px) {
  .cs-deliver { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html.has-js .cs-shot-swiper.swiper figcaption,
  html.has-js .cs-steps.swiper .cs-step .num,
  html.has-js .cs-steps.swiper .cs-step strong,
  html.has-js .cs-steps.swiper .cs-step p { transition: none; }
}

html[data-world="buchanan"] .cs-lightbox {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 12px;
  border: 0;
  background: color-mix(in srgb, var(--ink) 94%, transparent);
  color: var(--paper);
  overflow: hidden;
}
html[data-world="buchanan"] .cs-lightbox[open] {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 52px;
  grid-template-rows: 52px minmax(0, 1fr);
  align-items: center;
  justify-items: center;
  gap: 8px 10px;
}
html[data-world="buchanan"] .cs-lightbox::backdrop {
  background: rgb(5 8 14 / 0.92);
}
.cs-lightbox-stage {
  grid-column: 2;
  grid-row: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0;
  max-width: 100%;
  max-height: 100%;
  min-width: 0;
}
.cs-lightbox-img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: min(82vh, calc(100vh - 120px));
  object-fit: contain;
  object-position: center;
  border-radius: 16px;
  background: var(--ink);
}
.cs-lightbox-cap {
  margin: 14px 0 0;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}
.cs-lightbox-close,
.cs-lightbox-prev,
.cs-lightbox-next {
  z-index: 2;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
}
.cs-lightbox-close {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  align-self: start;
  color: var(--navy);
  background: var(--gold);
}
.cs-lightbox-prev,
.cs-lightbox-next {
  grid-row: 2;
  background: color-mix(in srgb, var(--paper) 16%, transparent);
  color: var(--paper);
}
.cs-lightbox-prev { grid-column: 1; justify-self: start; }
.cs-lightbox-next { grid-column: 3; justify-self: end; }
.cs-lightbox-close:hover,
.cs-lightbox-prev:hover,
.cs-lightbox-next:hover {
  background: var(--gold);
  color: var(--navy);
}
.cs-lightbox-close:focus-visible,
.cs-lightbox-prev:focus-visible,
.cs-lightbox-next:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}
.cs-lightbox.is-single .cs-lightbox-prev,
.cs-lightbox.is-single .cs-lightbox-next {
  visibility: hidden;
}
@media (max-width: 600px) {
  html[data-world="buchanan"] .cs-lightbox[open] {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 52px minmax(0, 1fr) 52px;
    padding: 12px 12px 16px;
  }
  .cs-lightbox-close {
    grid-column: 2;
    grid-row: 1;
  }
  .cs-lightbox-stage {
    grid-column: 1 / -1;
    grid-row: 2;
  }
  .cs-lightbox-prev {
    grid-column: 1;
    grid-row: 3;
    justify-self: start;
  }
  .cs-lightbox-next {
    grid-column: 2;
    grid-row: 3;
    justify-self: end;
  }
  .cs-lightbox-img { max-height: min(74vh, calc(100vh - 160px)); }
}

/* Evidence is visible in the document, independent of a carousel library. */
.cs-copy { max-width: 62ch; line-height: 1.75; }
.cs h2 { line-height: 1.12; }
.cs-brief { color: var(--navy); }
.cs-stats { display: flex; flex-wrap: wrap; gap: 24px 36px; }
.cs-stat { padding: 0; background: transparent; border-radius: 0; }
.cs-stat b { color: var(--navy); }
.cs-stat span { color: var(--muted); font-size: 14px; }
.decision-intro { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 64px; align-items: center; }
.cs-before .cs-observe { margin: 0; border-radius: 0; background: transparent; border-left: 2px solid var(--gold); }
.cs-before .cs-observe p { color: var(--paper); font-size: clamp(20px, 2vw, 28px); line-height: 1.5; }
.cs-before .cs-observe .cs-observe-label { color: var(--gold); font-size: 13px; margin-bottom: 16px; }
.cs-apps .cs-app-split { margin-top: 28px; }
.cs-app-col p { font-size: 16px; line-height: 1.65; }
.evidence-gallery { display: block; width: min(1280px, calc(100% - var(--gutter) * 2)); margin: 36px auto 0; }
.evidence-gallery .cs-shot-track { display: grid; grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr); gap: 36px; align-items: start; }
.evidence-gallery .cs-shot, .job-decision .cs-shot { display: block; width: 100%; max-width: none; min-width: 0; margin: 0; }
.evidence-gallery .cs-shot img, .job-decision .cs-shot img { display: block; width: 100%; height: auto; max-width: 100%; border-radius: 8px; }
.cs-shot figcaption { display: block; margin-top: 4px; font-size: 15px; line-height: 1.65; font-weight: 400; letter-spacing: 0; text-transform: none; text-align: left; opacity: 1; }
.cs-shot figcaption strong { display: block; font-size: 16px; font-weight: 600; margin-bottom: 6px; }
.cs-apps .cs-shot figcaption, .cs-parts .cs-shot figcaption, .cs-pay .cs-shot figcaption { color: var(--paper); }
.cs-apps .media-link > span, .cs-parts .media-link > span, .cs-pay .media-link > span, .cs-cover .media-link > span { color: var(--gold); }
.job-decision { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr); gap: 80px; align-items: center; }
.job-decision .cs-phone { max-width: 360px; justify-self: center; }
.cs-ghost { gap: 20px; }
.cs-ghost li { background: transparent; border-top: 1px solid rgb(244 246 248 / .3); border-radius: 0; padding-inline: 0; }
.cs-ghost span { font-size: 15px; line-height: 1.6; }
.cs-bug { border-radius: 0; padding: 24px; }
.cs-bug p { font-size: 16px; line-height: 1.7; }
.cs-now-card { padding: 22px 0; border-radius: 0; background: transparent; border-top: 1px solid var(--rule); color: var(--navy); }
.cs-now-card .tag { color: var(--muted); }
.cs-now-card p { color: var(--muted); font-size: 16px; line-height: 1.65; }
.cs-now-card.muted { background: transparent; }
.cs-now-grid { gap: 20px 40px; }
.supporting-evidence { background: var(--paper); }
.supporting-evidence > summary { width: min(1280px, calc(100% - var(--gutter) * 2)); margin: auto; padding: 28px 0; border-block: 1px solid var(--rule); cursor: pointer; font-size: 24px; font-weight: 600; }
.supporting-evidence > summary span { display: block; font-size: 16px; font-weight: 400; margin-top: 4px; }
.supporting-evidence > summary { list-style: none; }
.supporting-evidence > summary::-webkit-details-marker { display: none; }
.supporting-evidence > summary i { margin-inline-start: 8px; font-size: .85em; }
.supporting-evidence[open] > summary i { transform: rotate(180deg); }
.pay-evidence .cs-shot-track { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, .6fr); }
.implementation-note { background: var(--paper); padding-bottom: 56px; }
.implementation-note .cs-shell { border-top: 1px solid var(--rule); padding-top: 28px; }
.implementation-note h2 { font-size: 18px; margin: 0 0 12px; }
.implementation-note p { max-width: 76ch; margin: 0 0 12px; font-size: 16px; line-height: 1.7; color: var(--muted); }
.cs-outcome .cs-months { max-width: 640px; margin-top: 40px; }
html[data-world="buchanan"] .cs :focus-visible { outline-color: var(--navy); box-shadow: 0 0 0 6px var(--gold); }
html[data-world="buchanan"] .cs-partner img { max-width: min(180px, 32vw); }
@media (max-width: 900px) {
 .decision-intro, .job-decision { grid-template-columns: 1fr; gap: 32px; }
 .evidence-gallery .cs-shot-track, .pay-evidence .cs-shot-track { grid-template-columns: 1fr; gap: 36px; }
 .evidence-gallery .cs-phone { width: min(100%, 360px); justify-self: center; }
 .cs-stats { gap: 24px; }
}
@media (max-width: 600px) {
 .cs-cover-copy h1 { font-size: 44px; }
 .cs-cover-logo { max-width: 180px; }
 .cs-brand { gap: 8px; }
 .cs-stats { display: grid; grid-template-columns: 1fr 1fr; }
 .cs-stats .cs-stat:last-child { grid-column: 1 / -1; }
}
.cs-evidence-note { font-size: 14px; line-height: 1.6; color: var(--paper); margin-top: 20px; max-width: 60ch; }