:root {
  --ink: #12151c;
  --accent: #e4572e;
  --accent-ink: #b7401d;
  --slate: #565c69;
  --paper: #f7f5f1;
  --line: #e5e2db;
  --font: 'Manrope', 'Helvetica Neue', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --gutter: clamp(16px, 6vw, 96px);
  --max: 1200px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
}
a:focus-visible,
.button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}
.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 16px;
  top: 16px;
  background: #fff;
  padding: 8px 12px;
  z-index: 10;
}
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Header */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-top: clamp(18px, 3vw, 28px);
  padding-bottom: clamp(18px, 3vw, 28px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.01em;
  line-height: 1;
}
.brand img {
  display: block;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 32px);
  font-weight: 500;
  font-size: 16px;
}
.site-nav a {
  text-decoration: none;
}
.site-nav a:hover {
  color: var(--accent-ink);
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
}
.site-nav a.button {
  min-height: 42px;
  padding: 0 18px;
}
.button:hover,
.site-nav a.button:hover {
  background: var(--accent-ink);
  color: #fff;
}
.button.secondary {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 1.5px var(--ink);
}
.button.secondary:hover {
  background: var(--ink);
  color: #fff;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
  padding-top: clamp(32px, 6vw, 80px);
  padding-bottom: clamp(56px, 8vw, 112px);
}
.eyebrow {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin: 0 0 20px;
}
h1 {
  font-weight: 700;
  font-size: clamp(40px, 5.4vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  margin: 0 0 24px;
}
.lede {
  font-size: clamp(18px, 1.5vw, 20px);
  color: var(--slate);
  max-width: 34em;
  margin: 0 0 32px;
}
.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}
.status {
  margin: 28px 0 0;
  font-size: 15px;
  color: var(--slate);
  display: flex;
  align-items: center;
  gap: 10px;
}
.status::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}

/* Illustrative call */
.call {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: clamp(18px, 2.5vw, 28px);
  font-size: 15px;
  line-height: 1.5;
}
.call figcaption {
  font-size: 13px;
  color: var(--slate);
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.call ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.turn {
  padding: 10px 14px;
  border-radius: 14px;
  max-width: 92%;
}
.turn b {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 2px;
}
.turn.caller {
  background: #fff;
  border: 1px solid var(--line);
}
.turn.voice {
  background: var(--ink);
  color: #fff;
  justify-self: end;
}
.turn.voice b {
  color: #f3a68f;
}
.turn.backend {
  background: transparent;
  border: 1.5px dashed #c9c4b9;
  color: var(--slate);
  justify-self: center;
  font-size: 14px;
  max-width: 100%;
}
.turn.backend b {
  color: var(--slate);
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}
.chips span {
  border: 1px solid #c9c4b9;
  border-radius: 999px;
  padding: 1px 10px;
  font-size: 13px;
  background: #fff;
}

/* Sections */
section {
  padding-top: clamp(56px, 8vw, 104px);
  padding-bottom: clamp(56px, 8vw, 104px);
}
.band {
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
h2 {
  font-weight: 700;
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  max-width: 22em;
}
.section-lede {
  color: var(--slate);
  font-size: 18px;
  max-width: 40em;
  margin: 0 0 48px;
}
h3 {
  font-weight: 700;
  font-size: 20px;
  line-height: 1.3;
  margin: 0 0 8px;
}
.grid {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  grid-template-columns: repeat(3, 1fr);
}
.grid.two {
  grid-template-columns: repeat(2, 1fr);
}
.grid p {
  margin: 0;
  color: var(--slate);
}

/* Flow */
.flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 12px;
  margin: 0 0 56px;
  padding: 0;
  list-style: none;
}
.node {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
}
.node.voxtua {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.node.voxtua p {
  color: #c9ccd4;
}
.node p {
  margin: 0;
  color: var(--slate);
  font-size: 15px;
}
.arrow {
  align-self: center;
  color: var(--accent);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
}
.steps {
  counter-reset: step;
  list-style: none;
  margin: 0;
  padding: 0;
}
.steps li {
  counter-increment: step;
}
.steps li::before {
  content: counter(step);
  display: inline-flex;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 14px;
}

/* Connectors */
.connectors {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}
.connectors ul {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.connectors li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.connectors li span:last-child {
  color: var(--slate);
  font-size: 15px;
  text-align: right;
}

/* Contact */
.contact {
  background: var(--ink);
  color: #fff;
  border-radius: 24px;
  padding: clamp(32px, 6vw, 72px);
  display: grid;
  grid-template-columns: 1.4fr auto;
  gap: 32px;
  align-items: center;
}
.contact p {
  color: #c9ccd4;
  margin: 0;
  max-width: 36em;
}
.contact .button {
  background: var(--accent);
}
.contact .button:hover {
  background: #fff;
  color: var(--ink);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: clamp(56px, 8vw, 104px);
  font-size: 15px;
  color: var(--slate);
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 24px;
  padding-top: 28px;
  padding-bottom: 28px;
}
.site-footer nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.site-footer a {
  text-decoration: none;
}
.site-footer a:hover {
  color: var(--ink);
  text-decoration: underline;
}
.site-footer .brand {
  font-size: 18px;
  color: var(--ink);
}

/* Legal and simple pages */
.doc {
  max-width: calc(44em + 2 * var(--gutter));
  padding-top: 24px;
  overflow-wrap: break-word;
}
.doc h1 {
  font-size: clamp(34px, 4vw, 48px);
  margin-bottom: 12px;
}
.doc h2 {
  font-size: 22px;
  margin: 40px 0 8px;
}
.doc p,
.doc li {
  color: #2e333d;
}
.doc a {
  color: var(--accent-ink);
}
.doc ul {
  padding-left: 1.3em;
}
.doc li + li {
  margin-top: 6px;
}
.notice {
  background: var(--paper);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  border-radius: 4px;
}

@media (max-width: 900px) {
  .hero,
  .connectors,
  .contact {
    grid-template-columns: 1fr;
  }
  .grid,
  .grid.two {
    grid-template-columns: 1fr;
  }
  .flow {
    grid-template-columns: 1fr;
  }
  .arrow {
    transform: rotate(90deg);
    justify-self: center;
  }
}
@media (max-width: 560px) {
  .site-nav .hide-sm {
    display: none;
  }
  .cta-row .button {
    flex: 1 1 100%;
  }
}
.notice p {
  margin: 0;
}