/* Motion rule: color and border only, 160ms, no travel or scale.
   No animation library. prefers-reduced-motion removes the transition. */

@font-face {
  font-family: "Instrument Sans";
  src: url("fonts/instrument-sans-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Instrument Sans";
  src: url("fonts/instrument-sans-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light;
  --canvas: #f3f0e8;
  --paper: #fbf9f5;
  --ink: #1a1814;
  --muted: #5f584e;
  --line: #ddd6c8;
  --signal: #4a4844;
  --focus: #4a4844;
  --font-text: "Instrument Sans", "Segoe UI", sans-serif;
  --font-display: "Helvetica Neue", -apple-system, BlinkMacSystemFont, sans-serif;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --text-body: 1.0625rem;
  --leading-body: 1.55;
  --measure: 48rem;
  --radius: 2px;
  --motion-duration: 160ms;
  --motion-ease: cubic-bezier(0.2, 0, 0, 1);
}

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

body {
  margin: 0;
  background: var(--canvas);
  -webkit-tap-highlight-color: rgba(74, 72, 68, 0.08);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: var(--text-body);
  line-height: var(--leading-body);
}

.page {
  max-width: 72rem;
  margin: 0 auto;
  padding: var(--space-8) var(--space-5) var(--space-9);
}

.mark {
  margin: 0 0 var(--space-8);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.heading {
  margin: 0;
  max-width: 14em;
  text-wrap: balance;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.75rem, 7vw, 4.5rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
}

.hero .heading {
  font-size: clamp(2.15rem, 8vw, 4.25rem);
}

.lede {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: 1.125rem;
  font-weight: 500;
}

.body {
  margin: var(--space-5) 0 0;
  max-width: var(--measure);
}

.body + .body {
  margin-top: var(--space-4);
  color: var(--muted);
}

.page a:not(.button) {
  color: var(--ink);
  text-underline-offset: 0.2em;
  transition: color var(--motion-duration) var(--motion-ease);
}

.page a:not(.button):hover {
  color: var(--signal);
}

.paths {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
}

.invite {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.field-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1 1 16rem;
  min-width: 0;
}

.label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.field {
  width: 100%;
  margin: 0;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  transition: border-color var(--motion-duration) var(--motion-ease);
}

.field::placeholder {
  color: var(--muted);
}

textarea.field {
  min-height: 8rem;
  resize: vertical;
}

.field:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-color: var(--signal);
}

.button {
  display: inline-block;
  appearance: none;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper);
  padding: 0.85rem 1.2rem;
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--motion-duration) var(--motion-ease),
    border-color var(--motion-duration) var(--motion-ease);
}

.button:hover {
  background: var(--signal);
  border-color: var(--signal);
}

.button-quiet {
  background: transparent;
  color: var(--ink);
}

.button-quiet:hover {
  background: transparent;
  color: var(--signal);
  border-color: var(--signal);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.problem {
  margin-top: var(--space-9);
  padding-top: var(--space-8);
  border-top: 1px solid var(--line);
}

.section-title {
  margin: 0;
  max-width: 22em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.layer {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.layer::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--line);
}

.layer span {
  position: relative;
  z-index: 1;
  justify-self: center;
  padding: 0.35rem 0.55rem;
  background: var(--canvas);
  color: var(--ink);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
}

.layer-note {
  margin: var(--space-5) 0 0;
  max-width: var(--measure);
  color: var(--muted);
  font-size: 0.9375rem;
}

.journey {
  margin-top: var(--space-9);
  padding-top: var(--space-8);
  border-top: 1px solid var(--line);
}

.kicker {
  margin: 0 0 var(--space-3);
  color: var(--signal);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.steps {
  counter-reset: step;
  display: grid;
  gap: var(--space-5);
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.steps li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: var(--space-3);
  align-items: start;
}

.steps li::before {
  content: counter(step);
  counter-increment: step;
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--muted);
}

.step-name,
.status {
  grid-column: 2;
  margin: 0;
}

.step-name {
  font-size: 1.125rem;
}

.status {
  margin-top: var(--space-2);
  color: var(--signal);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cases {
  margin-top: var(--space-9);
  padding-top: var(--space-8);
  border-top: 1px solid var(--line);
}

.case-list {
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.case-list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-2) var(--space-4);
  padding: var(--space-4) 0;
  border-top: 1px solid var(--line);
}

.case-list h3 {
  margin: 0;
  font-family: var(--font-text);
  font-size: 1.125rem;
  font-weight: 500;
}

.case-list .status {
  margin-top: 0;
}

.case-list:has(> li > p:not(.status)) {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
  column-gap: var(--space-8);
}

.case-list li:has(> p:not(.status)) {
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
}

.case-list li > p:not(.status) {
  margin: 0;
  max-width: var(--measure);
  color: var(--muted);
}

.step-desc {
  grid-column: 2;
  margin: var(--space-2) 0 0;
  max-width: var(--measure);
  color: var(--muted);
}

.problem .layers + .layer {
  margin-top: var(--space-8);
}

.hub {
  margin: var(--space-6) 0 0;
}

.hub-diagram {
  display: block;
  width: 100%;
  max-width: 40rem;
  height: auto;
  margin: 0 auto;
  font-family: var(--font-text);
}

.hub-ring {
  fill: none;
  stroke: var(--line);
  stroke-dasharray: 4 6;
}

.hub-lines line {
  stroke: var(--line);
  stroke-width: 1.5;
}

.hub-nodes rect {
  fill: var(--paper);
  stroke: var(--line);
}

.hub-nodes text {
  fill: var(--ink);
  font-size: 18px;
  font-weight: 500;
  text-anchor: middle;
}

.hub-core {
  fill: var(--ink);
}

.hub-name {
  fill: var(--paper);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-anchor: middle;
}

.band {
  margin-top: var(--space-9);
  padding-top: var(--space-8);
  border-top: 1px solid var(--line);
}

.layers,
.trust-list {
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.layers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--space-5) var(--space-6);
}

.layers h3 {
  margin: 0;
  font-family: var(--font-text);
  font-size: 1.0625rem;
  font-weight: 500;
}

.layers p {
  margin: var(--space-2) 0 0;
  max-width: var(--measure);
  color: var(--muted);
}

.trust-list {
  display: grid;
  gap: var(--space-3);
  max-width: var(--measure);
}

.trust-list li {
  padding-left: var(--space-4);
  border-left: 1px solid var(--line);
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
  gap: var(--space-6) var(--space-8);
}

.faq-list h2 {
  margin: 0;
  font-family: var(--font-text);
  font-size: 1.125rem;
  font-weight: 500;
}

.faq-list p {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
}

.signup {
  display: grid;
  gap: var(--space-5);
  max-width: var(--measure);
  margin-top: var(--space-6);
}

.signup .field-block {
  flex: none;
}

.optional,
.field-hint {
  color: var(--muted);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}

.field-hint {
  margin: 0;
  font-size: 0.9375rem;
}

.form-status,
.form-error {
  margin: var(--space-5) 0 0;
  max-width: var(--measure);
}

.form-error {
  color: #8d2f2a;
  font-size: 0.9375rem;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.check input {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.3rem;
  accent-color: var(--signal);
}

.check input:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.record-wrap {
  max-width: 100%;
  overflow-x: auto;
  margin-top: var(--space-5);
}

.records {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.records th,
.records td {
  padding: var(--space-3) var(--space-3) var(--space-3) 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.records th {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.company-url {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.button-small {
  padding: 0.55rem 0.85rem;
  font-size: 0.875rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.skip {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip:focus {
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 20;
  width: auto;
  height: auto;
  margin: 0;
  padding: 0.5rem 0.75rem;
  overflow: visible;
  clip: auto;
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 0.85rem var(--space-5);
  background: var(--canvas);
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--ink);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.nav-bar {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-left: auto;
}

.nav-bar a,
.menu-panel a,
.site-footer a {
  color: var(--ink);
  text-decoration: none;
  transition: color var(--motion-duration) var(--motion-ease);
}

.nav-bar a {
  font-size: 0.9375rem;
}

.nav-bar a:hover,
.menu-panel a:hover,
.site-footer a:hover {
  color: var(--signal);
}

.nav-bar a[aria-current="page"],
.menu-panel a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 0.35em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: var(--space-5);
}

.menu {
  display: none;
}

.menu-summary {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.2;
  list-style: none;
  cursor: pointer;
}

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

.menu-summary::marker {
  content: "";
}

.menu[open] .when-closed,
.menu:not([open]) .when-open {
  display: none;
}

.menu:not([open]) .menu-panel {
  display: none;
}

.menu[open] .menu-panel {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  display: flex;
  flex-direction: column;
  padding: var(--space-2) var(--space-5) var(--space-4);
  background: var(--canvas);
  border-bottom: 1px solid var(--line);
}

.menu-panel a {
  padding: 0.7rem 0;
  font-size: 1rem;
}

a:focus-visible,
.menu-summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: var(--space-6) var(--space-5);
}

.site-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-3) var(--space-5);
  max-width: 72rem;
  margin: 0 auto;
  font-size: 0.9375rem;
}

.footer-name,
.footer-market,
.footer-copy {
  margin: 0;
}

.footer-name {
  font-weight: 500;
}

.footer-market,
.footer-copy {
  color: var(--muted);
}

.footer-legal {
  display: flex;
  gap: var(--space-4);
}

@media (max-width: 56rem) {
  .nav-bar {
    display: none;
  }

  .header-actions {
    margin-left: auto;
  }

  .menu {
    display: block;
  }
}

@media (max-width: 36rem) {
  .page {
    padding-top: var(--space-6);
  }

  .invite .button {
    width: 100%;
  }

  .layer {
    grid-template-columns: 1fr;
    padding-left: var(--space-4);
  }

  .layer::before {
    top: 0;
    bottom: 0;
    left: 0;
    right: auto;
    width: 1px;
    height: auto;
  }

  .layer span {
    justify-self: start;
  }

  .site-footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --motion-duration: 0ms;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}