:root {
  color-scheme: light;
  --paper: #f3f3f1;
  --surface: #fbfbf9;
  --surface-strong: #ffffff;
  --ink: #17191c;
  --muted: #5f6368;
  --soft: #e6e6e2;
  --line: rgba(23, 25, 28, 0.17);
  --line-strong: rgba(23, 25, 28, 0.32);
  --accent: #bd372f;
  --accent-dark: #8f251f;
  --dark: #191b1e;
  --dark-surface: #24272b;
  --on-dark: #f8f7f2;
  --on-dark-muted: #b9bcc0;
  --focus: #df5d50;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --shell: min(1180px, calc(100vw - 40px));
  --radius: 8px;
  --shadow: 0 24px 70px rgba(15, 18, 21, 0.12);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #16181b;
  --surface: #1c1f22;
  --surface-strong: #24272a;
  --ink: #f2f1ec;
  --muted: #b4b6b8;
  --soft: #292c30;
  --line: rgba(242, 241, 236, 0.15);
  --line-strong: rgba(242, 241, 236, 0.3);
  --accent: #e05449;
  --accent-dark: #f37b70;
  --dark: #0f1113;
  --dark-surface: #181a1d;
  --on-dark: #f6f4ee;
  --on-dark-muted: #b6b8bb;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  height: auto;
  max-width: 100%;
}

button,
a {
  font: inherit;
}

a {
  color: inherit;
}

button {
  color: inherit;
}

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

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--paper);
  font-weight: 800;
}

.skip-link:not(:focus):not(:focus-visible) {
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

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

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid transparent;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(18px);
  transition: border-color 160ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line);
}

.nav-shell {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 850;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--accent);
  font-family: var(--display);
  font-size: 17px;
  line-height: 1;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.site-nav > a:not(.nav-buy) {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.site-nav > a:not(.nav-buy):hover {
  color: var(--ink);
}

.nav-buy,
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 850;
  line-height: 1.1;
  text-decoration: none;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.nav-buy {
  min-height: 42px;
  padding: 0 16px;
  background: var(--ink);
  color: var(--paper);
}

.nav-buy:hover,
.button:hover {
  transform: translateY(-1px);
}

.theme-toggle,
.nav-toggle {
  min-width: 42px;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  cursor: pointer;
  font-weight: 750;
}

.theme-toggle:hover,
.nav-toggle:hover {
  border-color: var(--line-strong);
  background: var(--surface);
}

.nav-toggle {
  display: none;
  padding: 0 12px;
  font-size: 14px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(460px, 1.1fr);
  min-height: 720px;
  align-items: stretch;
  gap: clamp(42px, 6vw, 86px);
  padding-block: 48px 64px;
}

.hero-copy {
  display: flex;
  max-width: 590px;
  flex-direction: column;
  justify-content: center;
  padding-block: 52px;
}

.kicker,
.deliverable-label {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.13em;
  line-height: 1.35;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: var(--display);
  font-weight: 500;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 11ch;
  margin-bottom: 26px;
  font-size: clamp(52px, 6.2vw, 82px);
  line-height: 0.94;
}

h2 {
  max-width: 15ch;
  margin-bottom: 0;
  font-size: clamp(40px, 5vw, 66px);
  line-height: 0.98;
}

h3 {
  margin-bottom: 8px;
  font-size: 22px;
  line-height: 1.15;
}

.hero-lede {
  max-width: 54ch;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 22px;
}

.button {
  padding: 0 22px;
}

.button-primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.button-primary:hover {
  border-color: var(--accent-dark);
  background: var(--accent-dark);
}

.button-quiet {
  border-color: var(--line-strong);
  background: var(--surface);
  color: var(--ink);
}

.button-quiet:hover {
  border-color: var(--ink);
  background: var(--surface-strong);
}

.button-muted,
.button:disabled {
  border-color: var(--line);
  background: var(--soft);
  color: var(--muted);
  cursor: not-allowed;
  transform: none;
}

.button-light {
  background: #f8f7f2;
  color: #17191c;
}

.button-light:hover {
  background: #fff;
}

.button-outline-light {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

.button-outline-light:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.button-full {
  width: 100%;
}

.text-link {
  color: var(--ink);
  font-weight: 850;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.25em;
}

.checkout-note {
  max-width: 60ch;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.offer-status {
  padding-left: 13px;
  border-left: 3px solid var(--accent);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 38px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.hero-facts div {
  min-width: 0;
}

.hero-facts dt {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-facts dd {
  margin: 0;
  font-size: 13px;
  font-weight: 750;
  line-height: 1.4;
}

.hero-visual {
  position: relative;
  min-height: 610px;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--soft);
  box-shadow: var(--shadow);
}

.hero-visual picture,
.hero-visual img {
  width: 100%;
  height: 100%;
}

.hero-visual img {
  object-fit: cover;
  object-position: 64% center;
}

.hero-visual figcaption {
  position: absolute;
  right: 14px;
  bottom: 14px;
  max-width: calc(100% - 28px);
  padding: 7px 10px;
  border-radius: 4px;
  background: rgba(15, 17, 19, 0.78);
  color: #f6f5ef;
  font-size: 11px;
  line-height: 1.35;
}

.proof-bar {
  border-block: 1px solid var(--line);
  background: var(--surface);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.proof-grid > div {
  min-height: 136px;
  padding: 28px 28px 28px 0;
}

.proof-grid > div + div {
  padding-left: 28px;
  border-left: 1px solid var(--line);
}

.proof-grid strong,
.proof-grid span {
  display: block;
}

.proof-grid strong {
  margin-bottom: 7px;
  font-size: 16px;
}

.proof-grid span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.section {
  padding-block: clamp(88px, 11vw, 150px);
}

.section-heading {
  margin-bottom: 58px;
}

.problem-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(52px, 9vw, 132px);
  align-items: start;
}

.problem-intro {
  position: sticky;
  top: 112px;
  max-width: 38ch;
  color: var(--muted);
  font-family: var(--display);
  font-size: 26px;
  line-height: 1.35;
}

.failure-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: failures;
}

.failure-list li {
  display: grid;
  grid-template-columns: minmax(120px, 0.55fr) minmax(0, 1fr);
  gap: 30px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
  counter-increment: failures;
}

.failure-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.failure-list span {
  font-weight: 900;
}

.failure-list span::before {
  content: "0" counter(failures) " ";
  margin-right: 10px;
  color: var(--accent);
  font-size: 11px;
  letter-spacing: 0.08em;
}

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

.header-sentinel {
  position: absolute;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.arrival-navigator {
  border-block: 1px solid var(--line);
  background: var(--surface);
}

.arrival-nav-frame {
  display: grid;
  grid-template-columns: minmax(216px, 0.34fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.arrival-stage-tabs {
  display: none;
  position: sticky;
  top: 104px;
  gap: 2px;
  padding: 8px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.arrival-navigator.is-interactive .arrival-stage-tabs {
  display: grid;
}

.arrival-stage-tabs button {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  min-height: 48px;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.15;
  text-align: left;
  transition: border-color 150ms ease, background-color 150ms ease, color 150ms ease;
}

.arrival-stage-tabs button span {
  color: var(--accent);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.arrival-stage-tabs button:hover,
.arrival-stage-tabs button[aria-selected="true"] {
  border-color: var(--line);
  background: var(--paper);
  color: var(--ink);
}

.arrival-stage-panels {
  min-width: 0;
}

.arrival-stage-panel {
  display: grid;
  grid-template-columns: minmax(126px, 0.26fr) minmax(0, 1fr) minmax(190px, 0.36fr);
  gap: 28px;
  align-items: start;
  padding: clamp(25px, 4vw, 44px);
  border: 1px solid var(--line-strong);
  border-left: 5px solid var(--accent);
  background: var(--surface-strong);
  box-shadow: 0 16px 40px rgba(15, 18, 21, 0.06);
}

.arrival-stage-panel + .arrival-stage-panel {
  margin-top: 16px;
}

.arrival-stage-panel[hidden] {
  display: none;
}

.arrival-stage-index {
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1.35;
}

.arrival-stage-copy h3 {
  max-width: 22ch;
  margin-bottom: 12px;
  font-family: var(--display);
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 500;
  letter-spacing: -0.028em;
  line-height: 0.98;
}

.arrival-stage-copy > p {
  max-width: 51ch;
  color: var(--muted);
}

.arrival-stage-copy ul {
  display: grid;
  gap: 8px;
  margin: 22px 0 0;
  padding-left: 18px;
  list-style: disc;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.4;
}

.arrival-stage-copy li {
  padding-left: 2px;
}

.arrival-stage-copy li::marker {
  color: var(--accent);
}

.arrival-stage-copy .arrival-terms {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 9px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.arrival-stage-copy .arrival-terms li {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.01em;
  line-height: 1.15;
}

.arrival-stage-copy .arrival-terms li:nth-child(2n) {
  transform: translateY(5px);
}

.arrival-stage-copy .arrival-terms li:nth-child(3n) {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--line));
}

.arrival-navigator.is-interactive .arrival-stage-panel:not([hidden]) .arrival-terms li {
  animation: arrival-term-in 180ms both ease-out;
}

.arrival-navigator.is-interactive .arrival-stage-panel:not([hidden]) .arrival-terms li:nth-child(2) { animation-delay: 35ms; }
.arrival-navigator.is-interactive .arrival-stage-panel:not([hidden]) .arrival-terms li:nth-child(3) { animation-delay: 70ms; }
.arrival-navigator.is-interactive .arrival-stage-panel:not([hidden]) .arrival-terms li:nth-child(4) { animation-delay: 105ms; }
.arrival-navigator.is-interactive .arrival-stage-panel:not([hidden]) .arrival-terms li:nth-child(5) { animation-delay: 140ms; }

@keyframes arrival-term-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; }
}

.arrival-stage-result {
  display: grid;
  gap: 10px;
  min-height: 100%;
  padding: 18px;
  border-top: 2px solid var(--accent);
  background: var(--paper);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.arrival-stage-result strong {
  color: var(--ink);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.arrival-refresh-note {
  max-width: 78ch;
  margin: 28px 0 0 auto;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.arrival-refresh-note strong {
  color: var(--ink);
}

.product-stage {
  border-block: 1px solid var(--line);
  background: var(--surface);
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.7fr);
  gap: 70px;
  align-items: end;
}

.split-heading > p {
  max-width: 42ch;
  margin: 0;
  color: var(--muted);
}

.artifact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(340px, 0.82fr);
  gap: clamp(36px, 7vw, 96px);
  align-items: start;
}

.guide-preview {
  display: block;
  padding: clamp(22px, 4vw, 48px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
  color: var(--ink);
  text-decoration: none;
}

.guide-preview img {
  width: 100%;
  border-radius: 4px;
  box-shadow: 0 18px 44px rgba(15, 18, 21, 0.18);
}

.guide-preview > span {
  display: block;
  margin-top: 18px;
  font-size: 14px;
  font-weight: 850;
  text-align: center;
}

.deliverable-list article {
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.deliverable-list article:last-child {
  border-bottom: 1px solid var(--line);
}

.deliverable-list p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
}

.deliverable-label {
  margin-bottom: 10px;
  font-size: 10px;
}

.evidence-section {
  padding-top: clamp(82px, 10vw, 132px);
}

.evidence-intro {
  max-width: 62ch;
  margin: 24px 0 0;
  color: var(--muted);
}

.evidence-heading {
  position: relative;
}

.preview-motion-toggle {
  margin-top: 22px;
  padding: 8px 0;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
}

.preview-motion-toggle:hover {
  color: var(--ink);
}

.evidence-marquee {
  --preview-card-width: clamp(224px, 22vw, 286px);
  --preview-gap: clamp(14px, 1.7vw, 22px);
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scrollbar-color: var(--line-strong) transparent;
  scrollbar-width: thin;
  scroll-snap-type: inline proximity;
}

.evidence-marquee-track {
  display: flex;
  width: max-content;
  will-change: transform;
}

.evidence-preview-grid {
  display: grid;
  grid-auto-columns: var(--preview-card-width);
  grid-auto-flow: column;
  gap: var(--preview-gap);
  flex: none;
  padding-right: var(--preview-gap);
}

.evidence-preview-grid figure {
  display: grid;
  grid-template-rows: auto 1fr;
  align-content: start;
  min-width: 0;
  margin: 0;
  scroll-snap-align: start;
}

.evidence-preview-grid a {
  display: block;
  overflow: hidden;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-strong);
  box-shadow: 0 16px 38px rgba(15, 18, 21, 0.09);
  transition: border-color 160ms ease, transform 160ms ease;
}

.evidence-preview-grid a:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.evidence-preview-grid a:active {
  transform: translateY(-1px);
}

.evidence-preview-grid img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: top;
  border-radius: 4px;
  background: #f4f2ed;
}

.evidence-preview-grid figcaption {
  display: grid;
  align-content: start;
  gap: 4px;
  min-height: 88px;
  margin-top: 13px;
  line-height: 1.35;
}

.evidence-preview-grid figcaption strong {
  font-size: 14px;
}

.evidence-preview-grid figcaption span {
  color: var(--muted);
  font-size: 12px;
}

@keyframes evidence-preview-flow {
  to {
    transform: translate3d(-50%, 0, 0);
  }
}

@media (prefers-reduced-motion: no-preference) and (hover: hover) and (pointer: fine) {
  .evidence-marquee.is-ready .evidence-marquee-track {
    animation: evidence-preview-flow 72s linear infinite;
  }

  .evidence-marquee.is-ready:hover .evidence-marquee-track,
  .evidence-marquee.is-ready:focus-within .evidence-marquee-track,
  .evidence-marquee.is-paused .evidence-marquee-track {
    animation-play-state: paused;
  }
}

.narrow-heading {
  max-width: 760px;
}

.card-preview-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 970px;
  margin: 0 auto;
  gap: clamp(18px, 4vw, 44px);
  align-items: start;
}

.card-preview-row figure {
  display: grid;
  grid-template-rows: auto minmax(44px, auto);
  align-content: start;
  margin: 0;
}

.card-preview-row img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.card-preview-row figcaption {
  display: grid;
  min-height: 44px;
  place-items: center;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 850;
  text-align: center;
}

.preview-boundary {
  max-width: 650px;
  margin: 36px auto 0;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.source-section {
  background: var(--dark);
  color: var(--on-dark);
}

.source-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(52px, 10vw, 140px);
  align-items: start;
}

.source-copy {
  position: sticky;
  top: 112px;
}

.source-copy .kicker {
  color: #ed7167;
}

.source-copy p:not(.kicker, .checked-stamp) {
  max-width: 43ch;
  color: var(--on-dark-muted);
}

.checked-stamp {
  margin-top: 28px;
  color: #f0d9d5;
  font-size: 13px;
  font-weight: 800;
}

.checked-stamp span {
  margin-right: 8px;
  color: #ed7167;
}

.source-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.source-list li {
  display: grid;
  gap: 14px;
  padding: 28px 0;
  border-top: 1px solid rgba(248, 247, 242, 0.18);
}

.source-list li:last-child {
  border-bottom: 1px solid rgba(248, 247, 242, 0.18);
}

.source-list strong,
.source-list span {
  display: block;
}

.source-list span {
  margin-top: 4px;
  color: var(--on-dark-muted);
  font-size: 14px;
}

.source-list a {
  width: fit-content;
  color: #f0d9d5;
  font-size: 13px;
  font-weight: 850;
  text-underline-offset: 0.25em;
}

.boundary-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.8fr);
  gap: 70px;
  padding: clamp(34px, 6vw, 72px);
  border: 1px solid var(--line);
  border-left: 6px solid var(--accent);
  background: var(--surface);
}

.boundary-copy > p {
  color: var(--muted);
}

.boundary-copy ul,
.price-panel ul {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.boundary-copy li,
.price-panel li {
  position: relative;
  padding: 10px 0 10px 26px;
  border-top: 1px solid var(--line);
}

.boundary-copy li::before,
.price-panel li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 900;
}

.pricing-section {
  display: block;
}

.tier-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.65fr);
  gap: clamp(38px, 8vw, 110px);
  align-items: end;
  margin-bottom: 54px;
}

.tier-heading .kicker {
  grid-column: 1 / -1;
  margin-bottom: -22px;
}

.tier-heading h2 {
  max-width: 17ch;
}

.tier-heading > p:last-child {
  margin: 0;
  color: var(--muted);
}

.tier-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  align-items: stretch;
}

.price-panel {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 38px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}

.tier-card-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: end;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.tier-label {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tier-card h3 {
  max-width: 18ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 600;
  letter-spacing: -0.035em;
}

.price-line {
  display: flex;
  min-width: 126px;
  flex-direction: column;
  align-items: baseline;
  justify-content: end;
  gap: 6px;
  padding: 0;
  border: 0;
}

.price-line span {
  font-family: var(--display);
  font-size: 58px;
  letter-spacing: -0.05em;
  line-height: 0.9;
}

.price-line small {
  color: var(--muted);
  font-weight: 750;
}

.price-panel ul {
  flex: 1;
  margin: 20px 0 28px;
}

.price-panel > p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.tier-summary {
  min-height: 3.3em;
  margin: 24px 0 0 !important;
  color: var(--muted);
  font-size: 15px !important;
}

.tier-plus {
  border-color: var(--dark);
  background: var(--dark);
  color: var(--on-dark);
}

.tier-plus .tier-card-head,
.tier-plus li {
  border-color: rgba(248, 247, 242, 0.16);
}

.tier-plus .tier-label {
  color: #f08d82;
}

.tier-plus .price-line small,
.tier-plus .tier-summary,
.tier-plus > p {
  color: var(--on-dark-muted);
}

.tier-plus li::before {
  color: #f08d82;
}

.tier-preview-link {
  width: fit-content;
  margin-top: 16px;
}

.entitlement-note {
  padding: 13px 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 38%, var(--line));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--accent) 6%, var(--surface));
}

.comparison-wrap {
  display: grid;
  grid-template-columns: minmax(220px, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(30px, 6vw, 82px);
  margin-top: 70px;
  padding-top: 52px;
  border-top: 1px solid var(--line-strong);
}

.comparison-intro h3 {
  max-width: 18ch;
  font-family: var(--display);
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 600;
  letter-spacing: -0.035em;
}

.comparison-scroll {
  min-width: 0;
  overflow-x: auto;
}

.tier-comparison {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 14px;
}

.tier-comparison th,
.tier-comparison td {
  padding: 18px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.tier-comparison thead th {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.tier-comparison tbody th {
  width: 26%;
  font-weight: 850;
}

.tier-comparison tbody td:nth-child(3) {
  background: color-mix(in srgb, var(--accent) 5%, transparent);
}

.plus-boundary {
  display: grid;
  grid-template-columns: minmax(180px, 0.35fr) minmax(0, 1fr);
  gap: 30px;
  margin-top: 46px;
  padding: 26px 28px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--accent);
  background: var(--surface);
  color: var(--muted);
  font-size: 14px;
}

.plus-boundary strong {
  color: var(--ink);
}

.guarantee-section {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: clamp(38px, 8vw, 100px);
  padding-top: 0;
  align-items: start;
}

.guarantee-mark {
  display: grid;
  width: 150px;
  height: 150px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--accent);
  font-family: var(--display);
  font-size: 70px;
  line-height: 1;
}

.guarantee-section h2 {
  max-width: 18ch;
  font-size: clamp(34px, 4.5vw, 58px);
}

.guarantee-section p:not(.kicker) {
  max-width: 70ch;
  margin: 24px 0;
  color: var(--muted);
}

.faq-list {
  border-top: 1px solid var(--line-strong);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  position: relative;
  padding: 26px 46px 26px 0;
  cursor: pointer;
  font-size: 20px;
  font-weight: 800;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  position: absolute;
  top: 23px;
  right: 8px;
  color: var(--accent);
  font-size: 28px;
  font-weight: 500;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  max-width: 72ch;
  margin: -4px 0 26px;
  color: var(--muted);
}

.final-cta {
  padding-block: 92px;
  background: var(--accent);
  color: #fff;
}

.final-cta .kicker {
  color: #f7d6d2;
}

.final-cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 70px;
  align-items: end;
}

.final-cta h2 {
  max-width: 16ch;
}

.final-cta-inner > div:last-child {
  display: grid;
  justify-items: start;
  gap: 12px;
}

.final-cta-inner p:last-child {
  margin: 0;
  color: #f7d6d2;
  font-size: 12px;
}

.site-footer {
  padding: 68px 0 28px;
  background: var(--dark);
  color: var(--on-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, minmax(130px, 0.5fr));
  gap: 50px;
}

.footer-brand {
  color: var(--on-dark);
}

.footer-grid > div > p {
  max-width: 38ch;
  margin: 18px 0 0;
  color: var(--on-dark-muted);
  font-size: 13px;
}

.footer-grid nav {
  display: grid;
  align-content: start;
  gap: 9px;
}

.footer-grid nav strong {
  margin-bottom: 5px;
  color: var(--on-dark-muted);
  font-size: 11px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.footer-grid nav a {
  width: fit-content;
  color: var(--on-dark);
  font-size: 13px;
  text-decoration-color: rgba(248, 247, 242, 0.4);
  text-underline-offset: 0.2em;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid rgba(248, 247, 242, 0.15);
  color: var(--on-dark-muted);
  font-size: 11px;
}

.final-actions {
  grid-template-columns: repeat(2, minmax(0, auto));
}

.final-actions p {
  grid-column: 1 / -1;
}

/* Plus intake: a compact arrival manifest, not a general contact form. */
.intake-back {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-underline-offset: 0.25em;
}

.intake-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.55fr);
  gap: clamp(42px, 8vw, 110px);
  padding-block: clamp(70px, 9vw, 122px) 62px;
  align-items: end;
}

.intake-hero h1 {
  max-width: 12ch;
}

.intake-contract {
  padding: 28px;
  border: 1px solid var(--line-strong);
  border-top: 5px solid var(--accent);
  background: var(--surface);
}

.intake-contract strong {
  display: block;
  font-family: var(--display);
  font-size: 29px;
  line-height: 1.1;
}

.intake-contract p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.intake-status {
  display: flex;
  gap: 14px 22px;
  align-items: baseline;
  padding-block: 17px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.intake-status strong {
  color: var(--accent);
  white-space: nowrap;
}

.intake-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.55fr) minmax(0, 1.1fr);
  gap: clamp(44px, 8vw, 120px);
  align-items: start;
}

.intake-explainer {
  position: sticky;
  top: 110px;
}

.intake-explainer h2 {
  max-width: 12ch;
  font-size: clamp(38px, 5vw, 58px);
}

.intake-output-list {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.intake-output-list li {
  position: relative;
  padding: 12px 0 12px 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.intake-output-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 900;
}

.intake-boundary {
  margin-top: 30px;
  padding: 20px;
  border-left: 4px solid var(--accent);
  background: var(--surface);
}

.intake-boundary p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.intake-paused-panel {
  min-width: 0;
  padding: clamp(28px, 5vw, 54px);
  border: 1px solid var(--line-strong);
  border-top: 5px solid var(--accent);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}

.intake-paused-panel h2 {
  max-width: 14ch;
  font-size: clamp(34px, 4.2vw, 52px);
}

.intake-paused-panel > p:not(.kicker, .form-footnote) {
  max-width: 58ch;
  margin: 22px 0 0;
  color: var(--muted);
}

.paused-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.plus-intake-form {
  min-width: 0;
  padding: clamp(26px, 5vw, 54px);
  border: 1px solid var(--line-strong);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}

.form-honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-section-heading {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  margin: 52px 0 22px;
  padding-top: 28px;
  border-top: 1px solid var(--line-strong);
}

.form-section-heading:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.form-section-heading > span {
  color: var(--accent);
  font-family: var(--display);
  font-size: 22px;
}

.form-section-heading h2 {
  margin: 0 0 4px;
  font-family: var(--sans);
  font-size: 24px;
  font-weight: 850;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.form-section-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 16px;
}

.field {
  display: grid;
  min-width: 0;
  gap: 8px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.field-wide {
  grid-column: 1 / -1;
}

.field small,
.checkbox-fieldset legend small {
  color: var(--muted);
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 11px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-weight: 500;
}

.field textarea {
  min-height: 84px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  outline: 3px solid color-mix(in srgb, var(--accent) 20%, transparent);
  outline-offset: 1px;
}

.checkbox-fieldset {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
}

.checkbox-fieldset legend {
  padding: 0 6px;
}

.checkbox-fieldset label {
  display: flex;
  gap: 8px;
  align-items: start;
  font-weight: 650;
}

.checkbox-fieldset input,
.privacy-gate input {
  width: 17px;
  min-height: 17px;
  flex: 0 0 auto;
  margin-top: 3px;
  accent-color: var(--accent);
}

.privacy-gate {
  display: grid;
  gap: 14px;
  margin: 44px 0 24px;
  padding: 22px;
  border: 1px solid var(--line-strong);
  border-left: 5px solid var(--accent);
  background: var(--paper);
}

.privacy-gate p {
  margin: -6px 0 4px;
  color: var(--muted);
  font-size: 13px;
}

.privacy-gate label {
  display: flex;
  gap: 10px;
  align-items: start;
  font-size: 13px;
  font-weight: 700;
}

.form-footnote {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.intake-received {
  margin-block: 60px 100px;
  padding: clamp(34px, 7vw, 72px);
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.intake-received h2 {
  max-width: 15ch;
}

.intake-received p:not(.kicker) {
  max-width: 60ch;
  color: var(--muted);
}

.intake-footer {
  padding-top: 10px;
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-copy {
    max-width: 760px;
    padding-bottom: 0;
  }

  .hero-visual {
    min-height: min(66vw, 620px);
  }

  .proof-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .proof-grid > div:nth-child(3) {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .proof-grid > div:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .problem-layout,
  .source-layout,
  .boundary-panel,
  .pricing-section,
  .final-cta-inner {
    grid-template-columns: 1fr;
  }

  .problem-intro,
  .source-copy {
    position: static;
  }

  .artifact-layout {
    grid-template-columns: 1fr;
  }

  .arrival-nav-frame {
    grid-template-columns: 1fr;
  }

  .arrival-stage-tabs {
    position: static;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .arrival-stage-tabs button {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .arrival-stage-panel {
    grid-template-columns: 110px minmax(0, 1fr);
  }

  .arrival-stage-result {
    grid-column: 2;
  }

  .guide-preview {
    max-width: 720px;
  }

  .pricing-section {
    align-items: start;
  }

  .price-panel {
    width: 100%;
  }

  .tier-heading,
  .comparison-wrap,
  .intake-hero,
  .intake-layout {
    grid-template-columns: 1fr;
  }

  .tier-heading .kicker {
    margin-bottom: -10px;
  }

  .tier-grid {
    grid-template-columns: 1fr;
  }

  .intake-explainer {
    position: static;
  }

  .footer-grid {
    grid-template-columns: 1.4fr repeat(2, minmax(150px, 0.6fr));
  }

  .footer-grid nav:last-child {
    grid-column: 2 / -1;
  }
}

@media (max-width: 760px) {
  :root {
    --shell: min(100% - 28px, 1180px);
  }

  body {
    font-size: 16px;
  }

  .nav-shell {
    min-height: 64px;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    position: absolute;
    top: 64px;
    right: 14px;
    left: 14px;
    display: none;
    align-items: stretch;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface-strong);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav > a:not(.nav-buy) {
    padding: 10px 8px;
  }

  .theme-toggle {
    width: 100%;
  }

  .hero {
    gap: 24px;
    padding: 28px 0 42px;
  }

  .hero-copy {
    padding: 38px 0 10px;
  }

  h1 {
    max-width: 12ch;
    font-size: clamp(47px, 14vw, 68px);
  }

  h2 {
    font-size: clamp(38px, 11vw, 54px);
  }

  .hero-lede {
    font-size: 17px;
  }

  .hero-actions {
    align-items: stretch;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-facts {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .hero-facts div {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 8px;
  }

  .hero-visual {
    min-height: 470px;
  }

  .hero-visual img {
    object-position: 68% center;
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }

  .proof-grid > div {
    min-height: auto;
    padding: 20px 0;
    border-top: 1px solid var(--line);
    border-left: 0 !important;
  }

  .proof-grid > div:first-child {
    border-top: 0;
  }

  .section {
    padding-block: 86px;
  }

  .section-heading {
    margin-bottom: 42px;
  }

  .problem-layout {
    gap: 26px;
  }

  .problem-intro {
    font-size: 22px;
  }

  .arrival-navigator.is-interactive .arrival-stage-tabs {
    display: flex;
    max-width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
    scroll-snap-type: inline proximity;
  }

  .arrival-stage-tabs button {
    flex: 0 0 150px;
    grid-template-columns: 30px minmax(0, 1fr);
    scroll-snap-align: start;
  }

  .arrival-stage-panel {
    display: block;
    padding: 26px 22px;
  }

  .arrival-stage-panel + .arrival-stage-panel {
    margin-top: 14px;
  }

  .arrival-stage-index {
    margin-bottom: 20px;
  }

  .arrival-stage-copy h3 {
    max-width: none;
    font-size: 34px;
  }

  .arrival-stage-result {
    margin-top: 22px;
  }

  .arrival-stage-copy .arrival-terms li:nth-child(2n) {
    transform: none;
  }

  .arrival-refresh-note {
    margin-top: 22px;
    font-size: 13px;
  }

  .failure-list li {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .split-heading {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .card-preview-row {
    grid-template-columns: repeat(3, min(74vw, 340px));
    width: 100vw;
    max-width: none;
    margin-left: calc(50% - 50vw);
    margin-right: 0;
    padding: 26px 14px 42px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
  }

  .evidence-preview-grid {
    gap: var(--preview-gap);
  }

  .card-preview-row figure {
    scroll-snap-align: center;
  }

  .boundary-panel {
    gap: 34px;
    padding: 30px 24px;
  }

  .price-panel {
    padding: 28px 22px;
  }

  .tier-card-head {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .tier-card h3 {
    max-width: 20ch;
  }

  .price-line {
    min-width: 0;
    flex-direction: row;
    align-items: baseline;
    justify-content: start;
  }

  .price-line span {
    font-size: 56px;
  }

  .plus-boundary {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .final-actions {
    grid-template-columns: 1fr;
  }

  .final-actions .button {
    width: 100%;
  }

  .final-actions p {
    grid-column: auto;
  }

  .intake-hero {
    gap: 34px;
    padding-top: 56px;
  }

  .intake-status {
    display: grid;
  }

  .intake-status strong {
    white-space: normal;
  }

  .plus-intake-form {
    padding: 28px 20px;
  }

  .intake-paused-panel {
    padding: 30px 22px;
  }

  .paused-actions {
    display: grid;
  }

  .paused-actions .button {
    width: 100%;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .field-wide {
    grid-column: auto;
  }

  .checkbox-fieldset {
    grid-template-columns: 1fr;
  }

  .guarantee-section {
    grid-template-columns: 1fr;
  }

  .guarantee-mark {
    width: 112px;
    height: 112px;
    font-size: 54px;
  }

  .final-cta {
    padding-block: 74px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid > div,
  .footer-grid nav:last-child {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .evidence-marquee {
    --preview-card-width: min(82vw, 310px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation: none !important;
    transform: none !important;
  }
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --paper: #16181b;
    --surface: #1c1f22;
    --surface-strong: #24272a;
    --ink: #f2f1ec;
    --muted: #b4b6b8;
    --soft: #292c30;
    --line: rgba(242, 241, 236, 0.15);
    --line-strong: rgba(242, 241, 236, 0.3);
    --accent: #e05449;
    --accent-dark: #f37b70;
    --dark: #0f1113;
    --dark-surface: #181a1d;
    --on-dark: #f6f4ee;
    --on-dark-muted: #b6b8bb;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  }
}