@font-face {
  font-family: "Archivo";
  src: url("/assets/fonts/slpg-archivo-variable.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg: oklch(1 0 0);
  --surface: oklch(0.965 0.006 252);
  --surface-strong: oklch(0.925 0.02 252);
  --ink: oklch(0.13 0.012 252);
  --muted: oklch(0.43 0.022 252);
  --primary: oklch(0.478 0.136 251.8);
  --primary-dark: oklch(0.31 0.112 252);
  --primary-light: oklch(0.91 0.05 252);
  --accent: oklch(0.89 0.22 132);
  --accent-ink: oklch(0.18 0.035 132);
  --danger: oklch(0.55 0.19 27);
  --white: oklch(1 0 0);
  --line: oklch(0.84 0.014 252);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shell: min(1180px, calc(100% - 40px));
  --shell-wide: min(1380px, calc(100% - 28px));
  --radius-sm: 8px;
  --radius: 14px;
  --header-height: 76px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Archivo", "Arial Narrow", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-underline-offset: 0.18em;
}

p,
li,
dd {
  text-wrap: pretty;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.02;
  letter-spacing: -0.032em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(3rem, 7vw, 5.8rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  font-weight: 760;
}

h3 {
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  font-weight: 720;
  line-height: 1.15;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.shell-wide {
  width: var(--shell-wide);
}

.section {
  padding-block: clamp(76px, 10vw, 144px);
}

.skip-link {
  position: fixed;
  z-index: 60;
  top: 12px;
  left: 12px;
  padding: 12px 18px;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 21px;
  border: 0;
  border-radius: 999px;
  font-weight: 720;
  line-height: 1.1;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform 220ms var(--ease), background-color 220ms var(--ease), color 220ms var(--ease);
}

.button-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.button-secondary {
  background: var(--primary-dark);
  color: var(--white);
}

.button-dark {
  background: var(--ink);
  color: var(--white);
}

.button-light {
  background: var(--white);
  color: var(--ink);
}

.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  min-height: var(--header-height);
  background: color-mix(in oklch, var(--bg) 94%, transparent);
  border-bottom: 1px solid color-mix(in oklch, var(--line) 74%, transparent);
  backdrop-filter: blur(10px);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand-mark {
  display: grid;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 14px;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(13px, 1.7vw, 27px);
  margin-inline: auto;
}

.primary-nav a {
  position: relative;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 0.91rem;
  font-weight: 650;
  text-decoration: none;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 7px;
  left: 0;
  height: 2px;
  background: var(--primary);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms var(--ease);
}

.primary-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  min-width: 48px;
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}

.home-hero {
  overflow: hidden;
  padding: clamp(68px, 9vw, 128px) 0 24px;
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--bg) 58%, var(--bg) 100%);
}

.hero-copy {
  max-width: 950px;
  text-align: center;
}

.hero-copy h1 {
  max-width: 900px;
  margin-inline: auto;
}

.hero-copy > p {
  max-width: 790px;
  margin: 28px auto 0;
  color: var(--muted);
  font-size: clamp(1.12rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-copy .hero-actions {
  justify-content: center;
}

.hero-visual {
  position: relative;
  margin-top: 30px;
  animation: hero-enter 700ms var(--ease) both;
}

.hero-visual > img {
  width: 100%;
  height: auto;
  max-height: 720px;
  object-fit: contain;
  object-position: center;
}

.hero-visual-caption {
  position: absolute;
  right: clamp(18px, 6vw, 84px);
  bottom: clamp(8px, 3vw, 36px);
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 12px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  font-size: 0.78rem;
}

.hero-visual-caption span::after {
  margin-left: 9px;
  color: var(--accent);
  content: "→";
}

.hero-visual-caption strong {
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
}

@keyframes hero-enter {
  from { transform: translateY(18px); }
  to { transform: translateY(0); }
}

.section-heading {
  margin-bottom: clamp(38px, 6vw, 76px);
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  align-items: end;
  gap: clamp(38px, 8vw, 110px);
}

.split-heading p,
.flow-heading p {
  max-width: 58ch;
  margin: 0;
  color: var(--muted);
}

.platform-section {
  padding-top: 104px;
}

.platform-panel {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: auto auto;
  gap: 18px;
}

.capability {
  min-height: 270px;
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 44px);
  border-radius: var(--radius);
}

.capability p {
  max-width: 58ch;
  margin: 14px 0 20px;
}

.capability-checkout {
  grid-column: span 7;
  min-height: 420px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(230px, 0.7fr);
  align-items: center;
  gap: 30px;
  background: var(--surface);
  border: 1px solid var(--line);
}

.capability-index,
.capability > span:first-child {
  position: absolute;
  top: 22px;
  right: 24px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.capability-checkout > div:first-of-type {
  align-self: end;
}

.checkout-visual {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 18px;
  padding: 28px;
  border-radius: 12px;
  background: var(--white);
  border: 1px solid var(--line);
}

.checkout-line,
.checkout-total {
  height: 12px;
  border-radius: 999px;
  background: var(--surface-strong);
}

.checkout-line.short {
  width: 60%;
}

.checkout-total {
  width: 42%;
  height: 22px;
  margin-top: 34px;
  background: var(--ink);
}

.checkout-button {
  padding: 12px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 750;
  text-align: center;
}

.capability-links {
  grid-column: span 5;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: var(--ink);
  color: var(--white);
}

.capability-links p,
.capability-settlement p {
  color: oklch(0.86 0.015 252);
}

.status-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 10px color-mix(in oklch, var(--accent) 20%, transparent);
}

.capability-recurring {
  grid-column: span 5;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: var(--bg);
  border: 1px solid var(--ink);
}

.orbit {
  position: absolute;
  top: 30px;
  right: 30px;
  width: 118px;
  height: 118px;
  border: 12px solid var(--primary);
  border-radius: 50%;
}

.orbit::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
  transform: translate(-50%, -50%);
}

.capability-settlement {
  grid-column: span 7;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  background: var(--primary-dark);
  color: var(--white);
}

.settlement-bars {
  grid-row: span 3;
  display: flex;
  min-height: 180px;
  align-items: end;
  gap: 14px;
  padding-right: 34px;
}

.settlement-bars i {
  width: 25%;
  border-radius: 8px 8px 0 0;
  background: var(--accent);
}

.settlement-bars i:nth-child(1) { height: 36%; }
.settlement-bars i:nth-child(2) { height: 58%; }
.settlement-bars i:nth-child(3) { height: 76%; }
.settlement-bars i:nth-child(4) { height: 100%; }

.text-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 7px;
  color: var(--primary-dark);
  font-weight: 730;
}

.text-link.inverse {
  color: var(--accent);
}

.flow-section {
  background: var(--primary);
  color: var(--white);
}

.flow-heading {
  display: grid;
  grid-template-columns: 1fr 0.6fr;
  align-items: end;
  gap: 60px;
}

.flow-heading p {
  color: oklch(0.91 0.025 252);
}

.flow-track {
  display: flex;
  margin: 70px 0 0;
  padding: 0;
  list-style: none;
}

.flow-track li {
  position: relative;
  min-width: 0;
  flex: 1;
  padding: 72px 22px 22px 0;
}

.flow-track li::before {
  position: absolute;
  top: 30px;
  right: 0;
  left: 0;
  height: 4px;
  background: color-mix(in oklch, var(--white) 35%, transparent);
  content: "";
}

.flow-track li::after {
  position: absolute;
  top: 18px;
  left: 0;
  width: 28px;
  height: 28px;
  border: 7px solid var(--primary-dark);
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.flow-track span {
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
}

.flow-track strong,
.flow-track small {
  display: block;
}

.flow-track strong {
  font-size: 1.23rem;
}

.flow-track small {
  max-width: 18ch;
  margin-top: 8px;
  color: oklch(0.91 0.025 252);
  font-size: 0.87rem;
}

.flow-note {
  max-width: 80ch;
  margin: 54px 0 0;
  padding-top: 24px;
  color: oklch(0.91 0.025 252);
  border-top: 1px solid color-mix(in oklch, var(--white) 35%, transparent);
}

.operating-section {
  background: var(--surface);
}

.operating-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(52px, 10vw, 150px);
}

.operating-copy {
  position: sticky;
  top: 120px;
  align-self: start;
}

.operating-copy > p:last-child {
  max-width: 55ch;
  color: var(--muted);
}

.context-line {
  margin: 0 0 18px;
  color: var(--primary);
  font-size: 0.94rem;
  font-weight: 750;
}

.operations-list article {
  display: grid;
  grid-template-columns: 130px minmax(0, 0.9fr) minmax(230px, 0.8fr);
  gap: 28px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

.operations-list article:first-child {
  border-top: 1px solid var(--line);
}

.operations-list span {
  color: var(--primary);
  font-size: 0.86rem;
  font-weight: 750;
}

.operations-list p {
  margin: 0;
  color: var(--muted);
}

.integration-section {
  background: var(--ink);
  color: var(--white);
}

.integration-stage {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(50px, 10vw, 150px);
  align-items: center;
}

.integration-copy p {
  max-width: 58ch;
  color: oklch(0.86 0.015 252);
}

.integration-copy .button {
  margin-top: 18px;
}

.integration-rail {
  position: relative;
  display: flex;
  min-height: 430px;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
}

.integration-rail::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 34px;
  width: 6px;
  border-radius: 999px;
  background: var(--primary);
  content: "";
}

.integration-rail span {
  position: relative;
  display: block;
  width: fit-content;
  margin-left: calc(var(--offset, 0) * 24px);
  padding: 15px 22px 15px 64px;
  border-radius: 999px;
  background: var(--white);
  color: var(--ink);
  font-weight: 720;
}

.integration-rail span::before {
  position: absolute;
  top: 50%;
  left: 23px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
  transform: translateY(-50%);
}

.integration-rail span:nth-child(2) { --offset: 2; background: var(--accent); }
.integration-rail span:nth-child(3) { --offset: 1; }
.integration-rail span:nth-child(4) { --offset: 4; background: var(--primary); color: var(--white); }
.integration-rail span:nth-child(5) { --offset: 2; }

.decision-section {
  background: var(--bg);
}

.decision-board {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  overflow: hidden;
}

.decision-lead {
  display: flex;
  min-height: 320px;
  flex-direction: column;
  justify-content: space-between;
  padding: 34px;
  background: var(--accent);
  color: var(--accent-ink);
}

.decision-lead strong {
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.decision-lead span {
  max-width: 25ch;
  font-weight: 700;
}

.decision-board dl {
  margin: 0;
  padding: 20px 36px;
}

.decision-board dl div {
  display: grid;
  grid-template-columns: 0.55fr 1.45fr;
  gap: 20px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line);
}

.decision-board dl div:last-child {
  border-bottom: 0;
}

.decision-board dt {
  color: var(--primary);
  font-weight: 750;
}

.decision-board dd {
  margin: 0;
  color: var(--muted);
}

.decision-action {
  margin-top: 28px;
}

.faq-section {
  background: var(--surface);
}

.faq-intro {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 0.45fr);
  gap: 55px;
  align-items: end;
}

.faq-search {
  display: grid;
  gap: 9px;
  color: var(--ink);
  font-weight: 700;
}

.faq-search input,
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border: 1px solid var(--muted);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--ink);
}

.faq-search input::placeholder,
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: oklch(0.42 0.016 252);
  opacity: 1;
}

.faq-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 48px 0 24px;
}

.faq-tabs button {
  min-height: 44px;
  padding: 8px 18px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.faq-tabs button[aria-selected="true"] {
  background: var(--ink);
  color: var(--white);
}

.faq-results {
  min-height: 28px;
  color: var(--muted);
  font-size: 0.9rem;
}

.faq-list {
  columns: 2;
  column-gap: 18px;
}

.faq-list details {
  margin: 0 0 18px;
  break-inside: avoid;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
}

.faq-list summary {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  font-weight: 740;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { color: var(--primary); content: "+"; font-size: 1.5rem; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: 0; padding: 0 20px 22px; color: var(--muted); }

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 28px;
  color: var(--muted);
  font-size: 0.88rem;
}

.breadcrumbs a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.page-hero {
  padding: clamp(72px, 10vw, 140px) 0 clamp(80px, 11vw, 154px);
  overflow: hidden;
}

.page-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.75fr);
  gap: clamp(45px, 9vw, 130px);
  align-items: end;
}

.page-hero h1 {
  max-width: 13ch;
}

.page-hero-support {
  position: relative;
  padding: 28px 0 0 30px;
}

.page-hero-support::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 54px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
  content: "";
}

.page-hero-support p {
  max-width: 58ch;
  margin: 0;
  color: var(--muted);
  font-size: 1.16rem;
}

.page-hero.legal-hero {
  padding-bottom: 60px;
  background: var(--surface);
}

.detail-section,
.webhook-section,
.control-section,
.belief-section {
  background: var(--surface);
}

.detail-layout,
.webhook-layout,
.control-layout,
.belief-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(55px, 10vw, 150px);
}

.detail-layout > div:first-child > p:last-child,
.belief-copy,
.webhook-layout > div > p:last-child {
  color: var(--muted);
}

.price-ledger > div {
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.price-ledger > div:first-child { border-top: 1px solid var(--line); }
.price-ledger span { color: var(--primary); font-size: 0.88rem; font-weight: 750; }
.price-ledger strong { display: block; margin-top: 5px; font-size: 1.4rem; }
.price-ledger p { margin-bottom: 0; color: var(--muted); }

.table-section h2 {
  max-width: 13ch;
  margin-bottom: 50px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

th,
td {
  padding: 19px 22px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--ink);
  color: var(--white);
}

tbody tr:last-child td { border-bottom: 0; }
td:first-child { font-weight: 730; }
td:not(:first-child) { color: var(--muted); }

.compact-cta {
  padding-block: 70px;
  background: var(--primary);
  color: var(--white);
}

.compact-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.compact-cta h2 { font-size: clamp(2rem, 4vw, 3.8rem); }
.compact-cta p { max-width: 58ch; color: oklch(0.91 0.025 252); }

.route-map {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
  margin-top: 54px;
}

.route {
  grid-column: span 4;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
}

.route-wide {
  grid-column: span 8;
  min-height: 380px;
  background: var(--surface);
}

.route-dark {
  grid-column: span 7;
  background: var(--ink);
  color: var(--white);
}

.route-lime {
  grid-column: span 5;
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent-ink);
}

.route span { margin-bottom: auto; color: var(--primary); font-size: 0.88rem; font-weight: 760; }
.route-dark span { color: var(--accent); }
.route-lime span { color: var(--accent-ink); }
.route p { margin-bottom: 0; color: var(--muted); }
.route-dark p { color: oklch(0.86 0.015 252); }
.route-lime p { color: var(--accent-ink); }

.webhook-layout ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.webhook-layout li {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.webhook-layout li b {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
}

.link-story-layout,
.loop-layout,
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(55px, 9vw, 130px);
  align-items: center;
}

.link-demo {
  min-height: 470px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(28px, 5vw, 52px);
  border-radius: var(--radius);
  background: var(--primary-dark);
  color: var(--white);
}

.link-demo .link-label { margin-bottom: auto; color: var(--accent); font-weight: 750; }
.link-demo strong { font-size: clamp(2rem, 5vw, 4.4rem); line-height: 1; }
.link-demo p { max-width: 40ch; color: oklch(0.91 0.025 252); }
.link-demo > div { display: flex; gap: 8px; margin-bottom: 20px; }
.link-demo i { width: 35%; height: 10px; border-radius: 999px; background: color-mix(in oklch, var(--white) 22%, transparent); }
.link-demo i:nth-child(2) { background: var(--accent); }
.link-demo button { min-height: 52px; border: 0; border-radius: 999px; background: var(--white); color: var(--ink); font-weight: 750; opacity: 1; }

.check-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 12px 0 12px 34px;
  border-bottom: 1px solid var(--line);
}

.check-list li::before {
  position: absolute;
  top: 16px;
  left: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: inset 0 0 0 5px var(--ink);
  content: "";
}

.use-ribbon {
  background: var(--ink);
  color: var(--white);
}

.use-ribbon h2 { max-width: 15ch; }
.use-ribbon > div > div { display: flex; flex-wrap: wrap; gap: 10px; margin: 44px 0 28px; }
.use-ribbon span { padding: 12px 18px; border-radius: 999px; background: var(--white); color: var(--ink); font-weight: 700; }
.use-ribbon span:nth-child(3n+2) { background: var(--accent); color: var(--accent-ink); }
.use-ribbon p { color: oklch(0.86 0.015 252); }

.loop-section { background: var(--surface); }
.billing-loop { position: relative; min-height: 480px; }
.billing-loop::before { position: absolute; inset: 70px; border: 28px solid var(--primary); border-radius: 50%; content: ""; }
.loop-center,
.loop-node { position: absolute; display: grid; place-items: center; border-radius: 50%; font-weight: 750; text-align: center; }
.loop-center { top: 50%; left: 50%; width: 150px; height: 150px; background: var(--ink); color: var(--white); transform: translate(-50%, -50%); }
.loop-node { width: 104px; height: 104px; background: var(--accent); color: var(--accent-ink); border: 8px solid var(--surface); }
.node-one { top: 20px; left: 50%; transform: translateX(-50%); }
.node-two { top: 50%; right: 12px; transform: translateY(-50%); }
.node-three { bottom: 20px; left: 50%; transform: translateX(-50%); }
.node-four { top: 50%; left: 12px; transform: translateY(-50%); }

.guardrail-section h2 { max-width: 12ch; }
.guardrail-list { margin-top: 54px; }
.guardrail-list article { display: grid; grid-template-columns: 0.5fr 1fr; gap: 40px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.guardrail-list article:first-child { border-top: 1px solid var(--line); }
.guardrail-list strong { font-size: 1.4rem; }
.guardrail-list p { margin: 0; color: var(--muted); }

.responsibility-map {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 50px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  overflow: hidden;
}

.responsibility-map > div { min-height: 240px; padding: 30px; border-bottom: 1px solid var(--ink); }
.responsibility-map > div:nth-child(odd) { border-right: 1px solid var(--ink); }
.responsibility-map > div:nth-last-child(-n+2) { border-bottom: 0; }
.responsibility-map > div:nth-child(2),
.responsibility-map > div:nth-child(3) { background: var(--ink); color: var(--white); }
.responsibility-map span { color: var(--primary); font-weight: 780; }
.responsibility-map > div:nth-child(2) span,
.responsibility-map > div:nth-child(3) span { color: var(--accent); }
.responsibility-map p { max-width: 42ch; margin-top: 55px; }

.control-layout dl { margin: 0; }
.control-layout dl div { display: grid; grid-template-columns: 0.45fr 1fr; gap: 30px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.control-layout dt { color: var(--primary); font-weight: 760; }
.control-layout dd { margin: 0; color: var(--muted); }

.truth-panel { padding-block: 50px; background: var(--accent); color: var(--accent-ink); }
.truth-panel .shell { display: grid; grid-template-columns: 0.35fr 1fr; gap: 40px; }
.truth-panel strong { font-size: 1.5rem; }
.truth-panel p { max-width: 85ch; margin: 0; }

.contact-section { padding-top: 32px; }
.contact-layout { align-items: start; }
.contact-aside { position: sticky; top: 120px; }
.contact-aside ol { margin: 34px 0; padding: 0; list-style: none; }
.contact-aside li { display: grid; grid-template-columns: 40px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.contact-aside li span { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-weight: 800; }
.contact-aside li p { margin: 0; color: var(--muted); }
.contact-note { padding: 18px; border-radius: var(--radius-sm); background: var(--surface); color: var(--muted); font-size: 0.9rem; }

.contact-form {
  display: grid;
  gap: 22px;
  padding: clamp(24px, 5vw, 46px);
  border-radius: var(--radius);
  background: var(--surface);
}

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.contact-form label { display: grid; gap: 8px; font-weight: 700; }
.contact-form label small { color: var(--muted); font-weight: 500; }
.contact-form textarea { resize: vertical; }
.consent { grid-template-columns: 24px 1fr; align-items: start; font-size: 0.9rem; font-weight: 500 !important; }
.consent input { width: 22px; min-height: 22px; margin: 2px 0 0; }
.honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.submit-button { justify-self: start; }
.submit-button[disabled] { cursor: wait; opacity: 0.65; }
.form-status { min-height: 28px; margin: 0; color: var(--muted); font-weight: 650; }
.form-status.is-error { color: var(--danger); }
.form-status.is-success { color: var(--primary-dark); }

.belief-copy { font-size: 1.14rem; }
.principles-section ol { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin: 52px 0 0; padding: 1px; background: var(--ink); list-style: none; }
.principles-section li { min-height: 330px; display: flex; flex-direction: column; padding: 30px; background: var(--bg); }
.principles-section li span { margin-bottom: auto; color: var(--primary); font-weight: 800; }
.principles-section li p { color: var(--muted); }

.guide-article { padding-top: 40px; }
.article-shell { max-width: 820px; }
.article-intro { font-size: 1.3rem; color: var(--muted); }
.article-shell h2 { margin-top: 70px; font-size: clamp(2rem, 4vw, 3.4rem); }
.article-shell p,
.article-shell li { color: var(--muted); }
.article-shell ul { padding-left: 1.4em; }

.legal-section { padding-top: 50px; }
.legal-shell { max-width: 820px; }
.legal-shell h2 { margin-top: 54px; font-size: clamp(1.8rem, 3vw, 2.7rem); }
.legal-shell h2:first-child { margin-top: 0; }
.legal-shell p { color: var(--muted); }

.error-section { padding-top: 30px; text-align: center; }
.error-section > div > p:first-child { margin: 0; color: var(--accent-ink); font-size: clamp(6rem, 20vw, 14rem); font-weight: 850; line-height: 0.85; }
.error-section h2 { margin-top: 30px; }

.footer-cta {
  padding-block: clamp(70px, 9vw, 118px);
  background: var(--accent);
  color: var(--accent-ink);
}

.footer-cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 50px;
  align-items: end;
}

.footer-cta p {
  margin: 0 0 14px;
  font-weight: 760;
}

.footer-cta h2 {
  max-width: 18ch;
}

.site-footer {
  padding: 72px 0 28px;
  background: var(--ink);
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.7fr 0.7fr 1fr;
  gap: clamp(30px, 6vw, 80px);
}

.footer-statement p {
  max-width: 30ch;
  color: oklch(0.86 0.015 252);
}

.footer-grid nav,
.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 9px;
}

.footer-grid strong {
  margin-bottom: 10px;
  color: var(--accent);
}

.footer-grid a {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  color: oklch(0.91 0.012 252);
}

.footer-contact p {
  color: oklch(0.78 0.012 252);
}

.footer-legal {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 25px;
  margin-top: 65px;
  padding-top: 24px;
  border-top: 1px solid color-mix(in oklch, var(--white) 22%, transparent);
  color: oklch(0.76 0.01 252);
  font-size: 0.82rem;
}

.footer-legal nav {
  display: flex;
  gap: 18px;
}

.footer-legal p:last-child {
  text-align: right;
}

@media (hover: hover) and (pointer: fine) {
  .button:hover { transform: translateY(-2px); }
  .primary-nav a:hover::after { transform: scaleX(1); transform-origin: left; }
  .text-link:hover { text-decoration-thickness: 2px; }
  .faq-tabs button:hover { background: var(--primary-light); }
}

@media (max-width: 1100px) {
  .header-cta { display: none; }
  .primary-nav { margin-right: 0; }
  .capability-checkout { grid-column: span 8; grid-template-columns: 1fr; }
  .capability-links { grid-column: span 4; }
  .capability-recurring { grid-column: span 4; }
  .capability-settlement { grid-column: span 8; }
  .operations-list article { grid-template-columns: 100px 1fr; }
  .operations-list p { grid-column: 2; }
  .footer-grid { grid-template-columns: 1.2fr 0.8fr 0.8fr; }
  .footer-contact { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; align-items: center; padding-top: 25px; border-top: 1px solid color-mix(in oklch, var(--white) 22%, transparent); }
}

@media (max-width: 860px) {
  :root { --header-height: 70px; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; margin-left: auto; }
  .menu-toggle i { width: 16px; height: 12px; border-top: 2px solid currentColor; border-bottom: 2px solid currentColor; margin-left: 8px; }
  .primary-nav { position: fixed; z-index: 20; top: var(--header-height); right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 14px 20px 24px; background: var(--bg); border-bottom: 1px solid var(--line); }
  .primary-nav[data-open="true"] { display: flex; }
  .primary-nav a { padding-inline: 8px; border-bottom: 1px solid var(--line); }
  .primary-nav a::after { display: none; }
  .hero-visual-caption { position: static; width: fit-content; margin: -10px auto 0; }
  .split-heading,
  .flow-heading,
  .operating-layout,
  .integration-stage,
  .faq-intro,
  .page-hero-inner,
  .detail-layout,
  .webhook-layout,
  .control-layout,
  .belief-layout,
  .link-story-layout,
  .loop-layout,
  .contact-layout { grid-template-columns: 1fr; }
  .operating-copy,
  .contact-aside { position: static; }
  .platform-panel { display: flex; flex-direction: column; }
  .capability { width: 100%; }
  .capability-checkout { display: grid; grid-template-columns: 1fr 0.75fr; }
  .capability-settlement { display: grid; grid-template-columns: 0.7fr 1fr; }
  .flow-track { display: grid; grid-template-columns: 1fr 1fr; }
  .flow-track li::before { right: 20px; }
  .operations-list article { grid-template-columns: 115px 1fr; }
  .decision-board { grid-template-columns: 1fr; }
  .decision-lead { min-height: 250px; }
  .faq-list { columns: 1; }
  .page-hero-support { max-width: 680px; }
  .route-map { display: flex; flex-direction: column; }
  .route { width: 100%; }
  .compact-cta-inner { align-items: flex-start; flex-direction: column; }
  .billing-loop { max-width: 560px; width: 100%; margin-inline: auto; }
  .truth-panel .shell { grid-template-columns: 1fr; }
  .principles-section ol { grid-template-columns: 1fr; }
  .principles-section li { min-height: 250px; }
  .footer-cta-inner { grid-template-columns: 1fr; align-items: start; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-statement { grid-column: 1 / -1; }
  .footer-contact { grid-column: 1 / -1; }
  .footer-legal { grid-template-columns: 1fr; }
  .footer-legal p:last-child { text-align: left; }
}

@media (max-width: 600px) {
  :root { --shell: min(100% - 28px, 1180px); --shell-wide: min(100% - 20px, 1380px); }
  body { font-size: 16px; }
  h1 { font-size: clamp(2.7rem, 14vw, 4.2rem); }
  h2 { font-size: clamp(2.05rem, 11vw, 3.3rem); }
  .section { padding-block: 76px; }
  .home-hero { padding-top: 62px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .hero-visual { margin-top: 16px; }
  .hero-visual-caption { display: grid; grid-template-columns: repeat(3, auto); justify-content: center; border-radius: 14px; }
  .hero-visual-caption strong { grid-column: 1 / -1; text-align: center; }
  .capability-checkout,
  .capability-settlement { grid-template-columns: 1fr; }
  .checkout-visual { min-height: 220px; }
  .settlement-bars { min-height: 130px; padding-right: 0; }
  .flow-track { grid-template-columns: 1fr; }
  .flow-track li { padding-left: 48px; padding-top: 12px; }
  .flow-track li::before { top: 0; bottom: 0; left: 13px; width: 4px; height: auto; }
  .flow-track li::after { top: 7px; left: 0; }
  .operations-list article { grid-template-columns: 1fr; gap: 9px; }
  .operations-list p { grid-column: auto; }
  .integration-rail { min-height: 360px; }
  .integration-rail span { max-width: calc(100% - 50px); margin-left: calc(var(--offset, 0) * 8px); }
  .decision-board dl { padding-inline: 22px; }
  .decision-board dl div { grid-template-columns: 1fr; gap: 6px; }
  .faq-tabs { display: grid; grid-template-columns: 1fr 1fr; }
  .faq-tabs button:first-child { grid-column: 1 / -1; }
  .page-hero { padding-top: 62px; }
  .page-hero-support { padding-left: 0; }
  .page-hero-support::before { position: static; display: block; margin-bottom: 22px; }
  .form-grid { grid-template-columns: 1fr; }
  .responsibility-map { grid-template-columns: 1fr; }
  .responsibility-map > div,
  .responsibility-map > div:nth-child(odd) { border-right: 0; border-bottom: 1px solid var(--ink); }
  .responsibility-map > div:nth-last-child(2) { border-bottom: 1px solid var(--ink); }
  .responsibility-map > div:last-child { border-bottom: 0; }
  .control-layout dl div,
  .guardrail-list article { grid-template-columns: 1fr; gap: 8px; }
  .billing-loop { min-height: 360px; }
  .billing-loop::before { inset: 65px; border-width: 18px; }
  .loop-center { width: 112px; height: 112px; }
  .loop-node { width: 82px; height: 82px; border-width: 5px; font-size: 0.78rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-statement,
  .footer-contact { grid-column: auto; }
  .footer-contact { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .hero-visual { animation: none; }
}

@media (forced-colors: active) {
  .button,
  .faq-tabs button,
  .capability,
  .route,
  .contact-form { border: 1px solid ButtonText; }
}