@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;700&family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@400;500;600&display=swap");
:root {
  font-family: "Space Grotesk", sans-serif;
  color-scheme: light;
  color: var(--ink);
  background: var(--paper);
  --paper: #f5f4eb;
  --surface: #e5e8da;
  --deep: #193629;
  --on-deep: #f5f4eb;
  --line: #19362940;
  --focus: #4b793b;
  --chrome-duration: 1s;
  --motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --accent: #d3fa76;
  --ink: #193629;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(
    var(--header-height, 0px) + var(--tracker-height, 0px) + 16px
  );
}
body {
  margin: 0;
}
a {
  color: inherit;
  text-underline-offset: 5px;
}
button {
  font: inherit;
}
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 6px;
}
.skip {
  position: absolute;
  left: 20px;
  top: -100px;
  background: var(--accent);
  padding: 12px;
  z-index: 10;
}
.skip:focus {
  top: 20px;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 5vw;
  border-bottom: 1px solid var(--line);
  gap: 24px;
  flex-wrap: wrap;
}
.wordmark {
  text-decoration: none;
  font-size: 27px;
  font-weight: 700;
  letter-spacing: -1.3px;
}
.wordmark span {
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 1px;
  display: block;
  text-transform: uppercase;
  margin-top: 3px;
}
nav {
  display: flex;
  gap: 25px;
  align-items: center;
  flex-wrap: wrap;
}
nav a {
  font-size: 14px;
  text-decoration: none;
}
.menu-button {
  display: none;
  background: none;
  border: 1px solid var(--ink);
  padding: 10px 14px;
}
.hero {
  background: var(--deep);
  color: var(--on-deep);
  position: relative;
  overflow: hidden;
  padding: 70px 5vw 65px;
  min-height: 620px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
  gap: 4vw;
}
.hero h1 {
  font-size: clamp(50px, 7vw, 112px);
  line-height: 0.94;
  letter-spacing: -0.07em;
  margin: 0 0 32px;
  font-weight: 500;
}
.hero h1 span {
  font-size: clamp(30px, 3.7vw, 58px);
  display: block;
  margin-top: 24px;
  letter-spacing: -0.05em;
  line-height: 1.04;
}
.hero p {
  max-width: 440px;
  font-size: 18px;
  line-height: 1.55;
}
.eyebrow {
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px !important;
  margin-bottom: 25px;
}
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  text-decoration: none;
  padding: 14px 21px;
  font-size: 14px;
  font-weight: 500;
  background: var(--accent);
  color: #193629;
  border: 1px solid var(--accent);
  transition:
    transform 0.5s var(--motion-ease),
    background 0.5s;
}
.button:hover {
  transform: translateY(-3px);
  background: #e4ffa5;
}
.button.secondary {
  background: transparent;
  color: inherit;
  border-color: currentColor;
}
.hero-art {
  width: 100%;
  max-height: 455px;
  transform: rotate(-7deg);
  animation: arrive 1.6s 0.2s var(--motion-ease) both;
}
.hero-copy {
  animation: arrive 1.4s var(--motion-ease) both;
}
.hero-art .orbit {
  transform-origin: 250px 240px;
  animation: orbit 55s linear infinite;
}
.hero-art text {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  letter-spacing: 2px;
}
.hero-note {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px !important;
  margin-top: 22px !important;
  opacity: 0.72;
}
.strip {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 5vw;
  background: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
}
.section {
  padding: 85px 5vw;
  max-width: 1600px;
  margin: auto;
}
.section h2 {
  font-size: clamp(32px, 4.7vw, 68px);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.055em;
  max-width: 780px;
  margin: 0 0 28px;
}
.section .intro {
  font-size: 20px;
  line-height: 1.5;
  max-width: 620px;
}
.capability-overview {
  border-bottom: 1px solid var(--line);
}
.capability-index {
  display: flex;
  flex-wrap: wrap;
  gap: 0 32px;
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.capability-index li {
  flex: 1 1 160px;
}
.capability-index a {
  display: block;
  padding: 22px 0;
  font-size: 23px;
  text-decoration: none;
}
.capability-index span {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.5;
}
.service-note {
  font-size: 14px;
  border-left: 2px solid var(--line);
  padding-left: 16px;
}
.rows {
  margin-top: 45px;
  border-top: 1px solid var(--line);
}
.row {
  display: grid;
  grid-template-columns: 50px 1fr 1.2fr;
  gap: 28px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.row .number {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  margin: 7px 0;
}
.row h3 {
  font-size: 25px;
  font-weight: 500;
  margin: 0;
  letter-spacing: -0.04em;
}
.row p {
  margin: 0 0 15px;
  line-height: 1.65;
  max-width: 590px;
}
.row a {
  font-size: 14px;
  font-weight: 500;
}
.tint {
  background: var(--surface);
}
.detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7vw;
}
.detail h2 {
  font-size: 44px;
}
.detail p {
  line-height: 1.7;
}
.resources {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line);
}
.resources li {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.resources a {
  font-size: 21px;
  text-decoration: none;
  display: flex;
  justify-content: space-between;
}
.resources p {
  font-size: 14px;
  margin: 10px 0 0;
  line-height: 1.5;
  max-width: 500px;
}
.status {
  display: block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 10px 0;
}
.final {
  background: var(--deep);
  color: var(--on-deep);
  padding: 70px 5vw;
}
.final h2 {
  font-size: clamp(35px, 5vw, 70px);
  font-weight: 500;
  letter-spacing: -0.055em;
  max-width: 750px;
  margin: 0;
}
.final p {
  font-size: 18px;
  max-width: 600px;
  line-height: 1.6;
}
footer {
  padding: 35px 5vw;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  font-size: 13px;
}
footer div {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.reveal {
  opacity: 1;
}
.motion-ready .reveal {
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 1.2s var(--motion-ease),
    transform 1.2s var(--motion-ease);
}
.motion-ready .reveal.visible {
  opacity: 1;
  transform: none;
}
.guide {
  max-width: 900px;
  margin: auto;
  padding: 60px 24px;
}
.guide h1 {
  font-size: 50px;
  line-height: 1.05;
  letter-spacing: -0.05em;
}
.guide h2 {
  font-size: 28px;
  margin-top: 45px;
}
.guide p,
.guide li {
  line-height: 1.7;
}
.guide code {
  overflow-wrap: anywhere;
}
.guide .notice {
  padding: 20px;
  border-left: 3px solid var(--ink);
  background: var(--surface);
}
.archive-list {
  columns: 2;
  padding-left: 20px;
}
.archive-list li {
  padding-bottom: 12px;
}
@keyframes arrive {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes orbit {
  to {
    transform: rotate(360deg);
  }
}
@media (max-width: 760px) {
  header {
    padding: 20px 6vw;
    flex-wrap: wrap;
  }
  .menu-ready .menu-button {
    display: block;
  }
  nav {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 0;
  }
  .menu-ready #marketing-nav:not(.open) {
    display: none;
  }
  .hero {
    display: block;
    padding: 45px 6vw 30px;
    min-height: 0;
  }
  .hero h1 {
    font-size: 58px;
  }
  .hero h1 span {
    font-size: 34px;
  }
  .hero p {
    font-size: 16px;
  }
  .hero-art {
    max-height: 270px;
    margin-top: 25px;
  }
  .strip {
    padding: 20px 6vw;
    flex-direction: column;
    font-size: 11px;
    gap: 12px;
  }
  .section {
    padding: 55px 6vw;
  }
  .row {
    grid-template-columns: 25px 1fr;
    gap: 15px;
    padding: 25px 0;
  }
  .row div {
    grid-column: 2;
  }
  .row h3 {
    font-size: 23px;
  }
  .detail {
    grid-template-columns: 1fr;
    gap: 35px;
  }
  .detail h2 {
    font-size: 36px;
  }
  .final {
    padding: 55px 6vw;
  }
  footer {
    flex-direction: column;
    padding: 30px 6vw;
  }
  .guide h1 {
    font-size: 37px;
  }
  .archive-list {
    columns: 1;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
  .motion-ready .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Follow the system before JS, including blocked-script pages. Manual mode is page-local. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --paper: #11251e;
    --surface: #1c3429;
    --ink: #f1f3e8;
    --deep: #081710;
    --on-deep: #f1f3e8;
    --line: #dce8cd45;
    --focus: #d3fa76;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #11251e;
  --surface: #1c3429;
  --ink: #f1f3e8;
  --deep: #081710;
  --on-deep: #f1f3e8;
  --line: #dce8cd45;
  --focus: #d3fa76;
}
.strip {
  color: #193629;
}
.header-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
.theme-toggle {
  position: relative;
  width: 84px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  background: transparent;
  color: inherit;
  border: 1px solid var(--line);
  cursor: pointer;
}
.theme-toggle[hidden] {
  display: none;
}
.theme-toggle:hover {
  background: var(--surface);
}
.theme-toggle svg {
  grid-area: 1 / 1;
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.theme-toggle .theme-moon {
  display: none;
}
:root[data-theme="dark"] .theme-sun {
  display: none;
}
:root[data-theme="dark"] .theme-moon {
  display: block;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-sun {
    display: none;
  }
  :root:not([data-theme="light"]) .theme-moon {
    display: block;
  }
}
.header-ready .marketing-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 60;
  background: var(--paper);
  transform: translateY(0);
  transition: transform var(--chrome-duration) var(--motion-ease);
}
.header-ready.header-hidden .marketing-header {
  transform: translateY(calc(-100% - 1px));
}
.skip {
  z-index: 80;
  color: #193629;
}
.toolkit-origin {
  height: 0;
  overflow-anchor: none;
}
.header-ready .toolkit-slot {
  position: sticky;
  top: var(--header-visible-height, 0px);
  z-index: 50;
  transition: top var(--chrome-duration) var(--motion-ease);
}
.toolkit-slot {
  display: block;
  width: 100%;
  padding: 0;
  overflow-anchor: none;
}
.capability-index {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  width: 100%;
  gap: 0;
  margin: 0;
  padding: 0 5vw;
  min-height: 80px;
  background: var(--paper);
  color: var(--ink);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.capability-index li {
  min-width: 0;
}
.capability-index a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
  height: 100%;
  padding: 12px 6px;
  font-size: clamp(12px, 1.6vw, 18px);
  line-height: 1.3;
  text-align: center;
  border-bottom: 3px solid transparent;
}
.capability-index span {
  display: none;
}
.tracker-pinned .capability-index a[aria-current="location"] {
  border-bottom-color: currentColor;
  font-weight: 700;
}
.capability-index {
  transition:
    background-color var(--chrome-duration) var(--motion-ease),
    box-shadow var(--chrome-duration) var(--motion-ease);
}
.tracker-pinned .capability-index {
  background: var(--paper);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  box-shadow: 0 8px 24px #0000000a;
}
.tracker-pinned a:focus-visible {
  outline-color: currentColor;
  outline-offset: -5px;
}
@media (max-width: 760px) {
  .marketing-header {
    padding: 16px 5vw;
    gap: 12px;
  }
  .marketing-header .wordmark {
    font-size: 24px;
  }
  .header-controls {
    gap: 8px;
  }
  .toolkit-slot {
    flex-direction: initial;
  }
  .capability-index {
    padding: 0 3vw;
  }
}

@media (max-width: 760px) {
  .marketing-header .wordmark {
    max-width: calc(100% - 160px);
  }
  .marketing-header .wordmark span {
    font-size: 8px;
    letter-spacing: 0.25px;
  }
  .header-controls {
    flex-shrink: 0;
  }
}

/* Each chapter keeps its original content between a single-run illustration and action. */
.toolkit-chapter {
  scroll-margin-top: 0;
}
.chapter-intro {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  align-items: center;
  gap: 6vw;
  min-height: 320px;
  padding: 36px 5vw;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.chapter-caption > p:last-child {
  max-width: 340px;
  font-size: clamp(25px, 3vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.04em;
  margin: 0;
}
.chapter-art {
  display: block;
  width: 100%;
  max-height: 260px;
  overflow: visible;
}
.chapter-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  width: 100%;
  min-height: 210px;
  padding: 44px 5vw;
  background: var(--deep);
  color: var(--on-deep);
  text-decoration: none;
  border-block: 1px solid var(--line);
}
.chapter-cta-copy {
  display: grid;
  gap: 14px;
  max-width: 660px;
}
.chapter-cta-copy strong {
  font-size: clamp(26px, 3vw, 38px);
  letter-spacing: -0.04em;
  line-height: 1.15;
  font-weight: 500;
}
.chapter-cta-copy > span {
  max-width: 560px;
  line-height: 1.65;
  font-size: 15px;
}
.chapter-cta-action {
  flex-shrink: 0;
  display: flex;
  gap: 20px;
  align-items: center;
  border-bottom: 1px solid currentColor;
  padding-bottom: 8px;
  font-size: 15px;
}
.chapter-cta-action > span {
  display: inline-block;
  transition: transform 0.6s var(--motion-ease);
}
.chapter-cta:hover .chapter-cta-action > span {
  transform: translate(4px, -4px);
}
.chapter-cta:focus-visible {
  outline-offset: -8px;
}
.motion-ready .reveal:focus-within {
  opacity: 1;
  transform: none;
}
.motion-ready .chapter-intro.visible .art-trace {
  animation: chapter-trace 3.2s var(--motion-ease) both;
}
.motion-ready .chapter-intro.visible .passport-leaf {
  transform-origin: 300px 130px;
  animation: passport-open 3.2s var(--motion-ease) both;
}
.motion-ready .chapter-intro.visible .proof-ring {
  transform-origin: 300px 130px;
  animation: proof-settle 3.2s var(--motion-ease) both;
}
.motion-ready .chapter-intro.visible .allow-path {
  animation-delay: 0.3s;
}
.motion-ready .chapter-intro.visible .merge-left {
  animation: merge-left 3.2s var(--motion-ease) both;
}
.motion-ready .chapter-intro.visible .merge-right {
  animation: merge-right 3.2s var(--motion-ease) both;
}
.motion-ready .chapter-intro.visible .merge-nexus {
  animation: arrive 3.2s var(--motion-ease) both;
}
@keyframes chapter-trace {
  from {
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
  }
  to {
    stroke-dasharray: 1;
    stroke-dashoffset: 0;
  }
}
@keyframes passport-open {
  from {
    transform: perspective(600px) rotateY(-22deg) rotate(-4deg);
  }
  to {
    transform: perspective(600px) rotateY(0) rotate(0);
  }
}
@keyframes proof-settle {
  from {
    transform: rotate(-16deg) scale(0.94);
    opacity: 0.4;
  }
  to {
    transform: rotate(0) scale(1);
    opacity: 1;
  }
}
@keyframes merge-left {
  from {
    transform: translateX(-24px);
  }
  to {
    transform: translateX(0);
  }
}
@keyframes merge-right {
  from {
    transform: translateX(24px);
  }
  to {
    transform: translateX(0);
  }
}
@media (max-width: 760px) {
  .chapter-intro {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 40px 6vw 28px;
    min-height: 0;
  }
  .chapter-art {
    max-height: 190px;
  }
  .chapter-caption > p:last-child {
    max-width: 290px;
  }
  .chapter-cta {
    flex-direction: column;
    align-items: flex-start;
    min-height: 0;
    gap: 30px;
    padding: 40px 6vw;
  }
  .chapter-cta-action {
    flex-shrink: 1;
  }
}

/* Reserve the control width before interaction; retain the same focused button. */
.theme-system,
.theme-manual {
  grid-area: 1 / 1;
  display: grid;
  place-items: center;
  transition:
    opacity 0.7s var(--motion-ease),
    visibility 0s 0.7s;
}
.theme-system {
  opacity: 1;
  visibility: visible;
}
.theme-manual {
  position: relative;
  grid-template-columns: 1fr 1fr;
  width: 76px;
  height: 34px;
  opacity: 0;
  visibility: hidden;
}
.theme-toggle .theme-manual svg {
  grid-area: auto;
  width: 19px;
  height: 19px;
  z-index: 1;
}
.theme-thumb {
  position: absolute;
  left: 3px;
  top: 2px;
  width: 32px;
  height: 30px;
  border-radius: 15px;
  background: var(--accent);
  transform: translateX(0);
  transition: transform 0.7s var(--motion-ease);
}
:root[data-theme-mode="manual"] .theme-system {
  opacity: 0;
  visibility: hidden;
}
:root[data-theme-mode="manual"] .theme-manual {
  opacity: 1;
  visibility: visible;
  transition-delay: 0s;
}
:root[data-theme="dark"] .theme-thumb {
  transform: translateX(38px);
}
:root[data-theme="dark"] .theme-choice-moon,
:root[data-theme="light"] .theme-choice-sun {
  color: #193629;
}

/* Keep lime illustrations legible in either theme and fit the reserved control at 320px. */
.passport-leaf,
.merge-nexus,
.art-login > path:first-of-type,
.art-your-choice > path:last-child {
  color: #193629;
}
@media (max-width: 760px) {
  .marketing-header .wordmark {
    font-size: 22px;
  }
  .marketing-header .menu-button {
    font-size: 14px;
    padding: 10px;
    min-height: 44px;
  }
}

/* Retail editorial grid. Keep shared developer/auth layouts outside this scope. */
.retail-marketing {
  --retail-display: "Space Grotesk", sans-serif;
  --retail-prose: "IBM Plex Sans", sans-serif;
  --site-gutter: max(24px, calc((100% - 1160px) / 2));
  --chapter-inset: clamp(24px, 5vw, 64px);
  --wash-rose: #dd97784a;
  --wash-sky: #4ca2ae3d;
  --wash-lime: #d3fa7640;
  --night-rose: #b8796633;
  --night-sky: #3c9f9f40;
  font-family: var(--retail-prose);
  font-size: 18px;
  line-height: 1.7;
  background-color: var(--paper);
  background-image:
    radial-gradient(
      ellipse 42vw 38rem at -8vw 40rem,
      var(--wash-rose),
      transparent 75%
    ),
    radial-gradient(
      ellipse 40vw 42rem at 108vw 88rem,
      var(--wash-sky),
      transparent 75%
    );
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .retail-marketing {
    --wash-rose: #c2645738;
    --wash-sky: #358f9840;
    --wash-lime: #7ca6462e;
  }
}
:root[data-theme="dark"] .retail-marketing {
  --wash-rose: #c2645738;
  --wash-sky: #358f9840;
  --wash-lime: #7ca6462e;
}
.retail-marketing .wordmark,
.retail-marketing h1,
.retail-marketing h2,
.retail-marketing .chapter-caption > p:last-child,
.retail-marketing .chapter-cta-copy strong {
  font-family: var(--retail-display);
}
.retail-marketing .eyebrow,
.retail-marketing .row .number,
.retail-marketing .strip,
.retail-marketing .hero-note,
.retail-marketing .hero-art text {
  font-family: var(--retail-prose);
}
.retail-marketing .wordmark {
  line-height: 1.1;
}
.retail-marketing .wordmark span {
  line-height: 1.4;
}
.retail-marketing .marketing-header,
.retail-marketing .capability-index,
.retail-marketing footer {
  padding-inline: var(--site-gutter);
}
.retail-marketing #marketing-nav {
  gap: clamp(18px, 2vw, 26px);
}
.retail-marketing #marketing-nav a {
  font-weight: 500;
}
.retail-marketing .hero {
  padding: clamp(64px, 7vw, 112px) var(--site-gutter);
  gap: clamp(40px, 5vw, 80px);
  grid-template-columns: 1.15fr 1fr;
  min-height: 0;
  background-color: var(--deep);
  background-image:
    radial-gradient(
      ellipse 50% 90% at 0% 0%,
      var(--night-rose),
      transparent 75%
    ),
    radial-gradient(
      ellipse 55% 100% at 100% 100%,
      var(--night-sky),
      transparent 76%
    );
}
.retail-marketing .hero h1 {
  font-size: clamp(56px, 6.5vw, 104px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.065em;
}
.retail-marketing .hero h1 span {
  font-weight: 300;
  font-size: clamp(32px, 3.7vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}
.retail-marketing .hero p {
  max-width: 48ch;
  line-height: 1.75;
}
.retail-marketing .hero-art {
  max-height: 420px;
}
.retail-marketing .eyebrow {
  font-weight: 500;
  letter-spacing: 0.14em;
}
.retail-marketing .strip {
  padding: 24px var(--site-gutter);
  font-size: 13px;
  font-weight: 500;
}
.retail-marketing .capability-overview {
  width: min(calc(100% - 48px), 1160px);
  max-width: none;
  padding: clamp(64px, 7vw, 112px) 0;
  border-bottom: 0;
}
.retail-marketing .section h2 {
  font-size: clamp(38px, 4.2vw, 66px);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.045em;
  max-width: 19ch;
}
.retail-marketing .section p {
  max-width: 58ch;
}
.retail-marketing .section .intro {
  font-size: 20px;
  line-height: 1.75;
  max-width: 52ch;
}
.retail-marketing .toolkit-chapter {
  width: min(calc(100% - 48px), 1160px);
  margin: clamp(72px, 8vw, 128px) auto 0;
}
.retail-marketing .toolkit-chapter + .toolkit-chapter {
  margin-top: clamp(88px, 10vw, 160px);
}
.retail-marketing .toolkit-chapter:last-of-type {
  margin-bottom: clamp(88px, 10vw, 160px);
}
.retail-marketing .chapter-intro {
  min-height: 360px;
  gap: clamp(28px, 4vw, 64px);
  padding: clamp(40px, 5vw, 72px) var(--chapter-inset);
  background-color: var(--paper);
  background-image:
    radial-gradient(
      ellipse 65% 110% at 0% 0%,
      var(--wash-rose),
      transparent 72%
    ),
    radial-gradient(
      ellipse 60% 100% at 100% 100%,
      var(--wash-sky),
      transparent 72%
    ),
    radial-gradient(
      ellipse 36% 60% at 100% 0%,
      var(--wash-lime),
      transparent 75%
    );
}
.retail-marketing .chapter-caption > p:last-child {
  font-size: clamp(32px, 3.8vw, 54px);
  font-weight: 300;
  max-width: 13ch;
  line-height: 1.12;
  letter-spacing: -0.045em;
}
.retail-marketing .toolkit-chapter .section {
  width: 100%;
  max-width: none;
  padding: clamp(56px, 6vw, 88px) var(--chapter-inset);
  margin: 0;
}
.retail-marketing .toolkit-chapter .tint {
  background: transparent;
}
.retail-marketing .detail {
  gap: clamp(36px, 5vw, 72px);
}
.retail-marketing .detail h3,
.retail-marketing .row h3 {
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.015em;
}
.retail-marketing .detail h3 {
  font-size: 21px;
}
.retail-marketing .detail p,
.retail-marketing .row p {
  line-height: 1.8;
}
.retail-marketing .row {
  grid-template-columns: 38px 0.85fr 1.25fr;
  gap: 28px;
  padding-block: 36px;
}
.retail-marketing .row h3 {
  font-size: 25px;
}
.retail-marketing .row a {
  font-size: 16px;
}
.retail-marketing .chapter-cta {
  padding: 48px var(--chapter-inset);
  gap: clamp(32px, 4vw, 64px);
  min-height: 240px;
  background-color: var(--deep);
  background-image:
    radial-gradient(
      ellipse 45% 120% at 0% 100%,
      var(--night-rose),
      transparent 80%
    ),
    radial-gradient(
      ellipse 45% 130% at 100% 0%,
      var(--night-sky),
      transparent 80%
    );
}
.retail-marketing .chapter-cta-copy {
  min-width: 0;
  max-width: 620px;
  gap: 18px;
}
.retail-marketing .chapter-cta-copy strong {
  font-size: clamp(30px, 3vw, 42px);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -0.04em;
}
.retail-marketing .chapter-cta-copy > span {
  max-width: 50ch;
  font-size: 17px;
  line-height: 1.75;
}
.retail-marketing .chapter-cta-action {
  font-size: 16px;
  font-weight: 500;
}
.retail-marketing .final {
  padding: clamp(64px, 7vw, 112px) var(--site-gutter);
  background-color: var(--deep);
  background-image:
    radial-gradient(
      ellipse 45% 100% at 0% 100%,
      var(--night-rose),
      transparent 80%
    ),
    radial-gradient(
      ellipse 45% 100% at 100% 0%,
      var(--night-sky),
      transparent 80%
    );
}
.retail-marketing .final h2 {
  font-weight: 300;
  line-height: 1.08;
}
.retail-marketing .final p {
  max-width: 52ch;
  line-height: 1.75;
}
.retail-marketing footer {
  padding-block: 48px;
  font-size: 14px;
}
@media (max-width: 1000px) {
  .retail-marketing .chapter-cta {
    flex-direction: column;
    align-items: flex-start;
  }
}
@media (max-width: 760px) {
  .retail-marketing {
    font-size: 17px;
  }
  .retail-marketing .marketing-header {
    padding-inline: 5vw;
  }
  .retail-marketing .capability-index {
    padding-inline: 3vw;
  }
  .retail-marketing .hero {
    display: block;
    padding-block: 56px 40px;
  }
  .retail-marketing .hero h1 {
    font-size: clamp(49px, 12vw, 72px);
  }
  .retail-marketing .hero h1 span {
    font-size: clamp(32px, 7vw, 42px);
  }
  .retail-marketing .hero-art {
    max-height: 280px;
    margin-top: 40px;
  }
  .retail-marketing .strip {
    padding-block: 24px;
  }
  .retail-marketing .section h2 {
    font-size: clamp(36px, 7.5vw, 52px);
  }
  .retail-marketing .section .intro {
    font-size: 18px;
  }
  .retail-marketing .chapter-intro {
    min-height: 0;
    gap: 28px;
    padding-block: 40px 28px;
  }
  .retail-marketing .chapter-caption > p:last-child {
    max-width: 15ch;
  }
  .retail-marketing .toolkit-chapter .section {
    padding-block: 48px;
  }
  .retail-marketing .row {
    grid-template-columns: 24px 1fr;
    gap: 14px 18px;
  }
  .retail-marketing .row h3 {
    font-size: 23px;
  }
  .retail-marketing .chapter-cta {
    padding-block: 36px;
    min-height: 0;
    gap: 28px;
  }
  .retail-marketing .chapter-cta-copy > span {
    font-size: 16px;
  }
  .retail-marketing .chapter-cta-action {
    font-size: 15px;
  }
}

/* Extends the site's existing marketing.css guide typography/components. */
.public-guide{max-width:1240px;padding:clamp(1.5rem,4vw,4rem) clamp(1rem,3vw,2rem);margin:auto}
.guide-breadcrumb{display:inline-block;margin-bottom:2rem;font-size:.9rem}
.guide-layout{display:grid;grid-template-columns:minmax(0,1fr) 14rem;gap:clamp(2rem,5vw,5rem);align-items:start}
.guide-document{min-width:0;max-width:52rem}
.guide-document-head{max-width:52rem;display:block;padding:0;margin:0 0 2rem;border:0}
.guide-document-head .eyebrow{margin:0 0 .8rem}
.public-guide h1{font-size:clamp(2rem,4vw,3.6rem);margin:0;line-height:1.05;text-wrap:balance}
.public-guide h2{margin-block:2.7rem 1rem;font-size:clamp(1.4rem,2.5vw,1.85rem);line-height:1.2}
.public-guide p,.public-guide li{line-height:1.75}
.public-guide p{margin-block:1rem}
.public-guide li{padding-inline-start:.25rem;margin-block:.45rem}
.public-guide code{font-family:"IBM Plex Mono",monospace;font-size:.88em}
.public-guide :not(pre)>code{background:var(--surface);padding:.08em .3em;overflow-wrap:anywhere}
.guide-contents{position:sticky;top:calc(var(--header-height,88px) + 1.5rem);border-top:1px solid var(--line);padding-top:1rem;font-size:.9rem}
.guide-contents h2{margin:0 0 .9rem;font-size:.95rem}
.guide-contents ol{list-style:none;padding:0;margin:0}
.guide-contents li{margin:.6rem 0;padding:0;line-height:1.5}
.guide-contents a{display:block;padding-block:.2rem}
.guide-code{margin:1.5rem 0 2rem;min-width:0;border:1px solid var(--line)}
.guide-code figcaption{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.55rem .85rem;background:var(--surface);font-size:.8rem}
.guide-code button{flex-shrink:0;min-height:44px;min-width:64px;padding:.5rem .8rem;color:var(--ink);background:transparent;border:1px solid var(--line);cursor:pointer}
.guide-code pre{margin:0;padding:1.2rem;max-width:100%;overflow:auto;white-space:pre;background:var(--deep);color:var(--on-deep);font: .85rem/1.7 "IBM Plex Mono",monospace;tab-size:2}
.guide-code pre code{font:inherit;white-space:pre;overflow-wrap:normal;background:transparent;padding:0}
.guide-code pre:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
.guide-copy-status:empty{display:none}
.guide-code .guide-copy-status{margin:0;padding:.5rem .85rem;font-size:.8rem}
.guide-downloads{margin:1.5rem 0 2rem;border-block:1px solid var(--line);padding-block:1rem}
.guide-downloads p{margin:0 0 .5rem;font-size:.85rem}
.guide-downloads nav{display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;font-family:"IBM Plex Mono",monospace;font-size:.85rem}
.guide-skip{position:fixed;left:1rem;top:-10rem;z-index:100;background:var(--paper);padding:.8rem;border:1px solid var(--ink)}
.guide-skip:focus{top:1rem}
@media(max-width:900px){.guide-layout{grid-template-columns:minmax(0,1fr)}.guide-contents{position:static;grid-row:1}.guide-contents ol{display:flex;flex-wrap:wrap;gap:.35rem 1.1rem}.guide-contents li{margin:0}.guide-code figcaption{gap:.5rem}}