@import url('/fonts/fonts.css');

/* Onion-skin paper, carbon ink. One accent: the violet of carbon paper. */
:root {
  color-scheme: light;
  --paper: #f3f2fa;
  --sheet: #ffffff;
  --ink: #17152e;
  --muted: #5f5b80;
  --carbon: #3d2fa0;
  --carbon-soft: #e6e3f7;
  --rule: #dad7ec;
  --display: 'Bricolage Grotesque', 'Helvetica Neue', Arial, sans-serif;
  --body: 'Public Sans', 'Helvetica Neue', Arial, sans-serif;
  --mono: 'Martian Mono', ui-monospace, Menlo, monospace;
  --gutter: clamp(16px, 4vw, 40px);
  --width: 1120px;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--body);
}

a {
  color: var(--carbon);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--carbon);
  outline-offset: 3px;
  border-radius: 2px;
}

code,
pre {
  font-family: var(--mono);
  font-size: 0.8125rem;
}

.wrap {
  max-width: var(--width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.skip {
  position: absolute;
  left: -9999px;
}

.skip:focus {
  left: var(--gutter);
  top: 12px;
  background: var(--sheet);
  padding: 8px 12px;
}

/* ---- Masthead ---- */

.masthead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px 32px;
  flex-wrap: wrap;
  padding: 28px 0 20px;
}

.wordmark {
  font: 700 1.375rem/1 var(--display);
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.masthead nav {
  display: flex;
  gap: 4px 24px;
  flex-wrap: wrap;
  font-size: 0.9375rem;
}

.masthead nav a {
  color: var(--ink);
  text-decoration: none;
}

.masthead nav a:hover {
  color: var(--carbon);
  text-decoration: underline;
}

/* ---- Hero ---- */

.hero {
  padding: clamp(32px, 6vw, 72px) 0 clamp(48px, 7vw, 96px);
}

.hero h1 {
  font: 700 clamp(2.5rem, 6.4vw, 4.75rem) / 0.98 var(--display);
  letter-spacing: -0.035em;
  margin: 0;
  max-width: 12ch;
  text-wrap: balance;
}

.hero .lede {
  font-size: clamp(1.125rem, 1.8vw, 1.3125rem);
  color: var(--muted);
  max-width: 34rem;
  margin: 24px 0 0;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: center;
  margin-top: 32px;
}

.button {
  display: inline-block;
  background: var(--ink);
  color: var(--paper);
  font-weight: 700;
  text-decoration: none;
  padding: 13px 22px;
  border-radius: 6px;
}

.button:hover {
  background: var(--carbon);
}

button.button {
  border: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

/* The signature: a raw message, typed in carbon, beside what the API hands your agent. */
.transcript {
  margin-top: clamp(40px, 6vw, 72px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 20px;
  align-items: stretch;
}

.sheet {
  position: relative;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 20px 22px 22px;
  margin: 0;
}

/* The carbon copy beneath the original. */
.sheet.raw {
  box-shadow: 9px 9px 0 var(--carbon-soft);
}

.sheet figcaption {
  font: 500 0.6875rem/1.4 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.sheet pre {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 0.75rem;
  line-height: 1.75;
}

.carbon {
  color: #2a2550;
  text-shadow: 1.2px 0.8px 0 rgba(61, 47, 160, 0.3);
}

.carbon .header-name {
  color: var(--carbon);
}

.carbon .dim {
  color: #9a96b8;
  text-shadow: none;
}

.json .key {
  color: var(--carbon);
}

.json .dim {
  color: #9a96b8;
}

.arrow {
  align-self: center;
  font: 500 0.6875rem/1.5 var(--mono);
  color: var(--muted);
  text-align: center;
  margin: 0;
}

.arrow span {
  display: block;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--carbon);
  margin-bottom: 6px;
}

/* ---- Sections ---- */

.section {
  border-top: 1px solid var(--rule);
  padding: clamp(48px, 7vw, 88px) 0;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: 16px 48px;
  margin-bottom: 40px;
}

.section h2 {
  font: 700 clamp(1.75rem, 3.4vw, 2.5rem) / 1.05 var(--display);
  letter-spacing: -0.025em;
  margin: 0;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  max-width: 38rem;
}

/* How it works: a real sequence, so it is numbered. */
.steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

/* Each step a row: what happens on the left, the call that does it on the right. */
.steps li {
  counter-increment: step;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 24px;
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr) minmax(0, 1.35fr);
  grid-template-areas:
    'number title code'
    'number text code';
  grid-template-rows: auto 1fr;
  gap: 6px 24px;
}

.steps li::before {
  content: counter(step);
  grid-area: number;
  font: 700 1.5rem/1.1 var(--display);
  color: var(--carbon);
}

.steps h3 {
  grid-area: title;
  font-size: 1.125rem;
  margin: 0;
}

.steps p {
  grid-area: text;
  margin: 0;
  color: var(--muted);
}

.steps pre {
  grid-area: code;
  align-self: center;
  margin: 0;
  padding: 14px 16px;
  background: var(--paper);
  border-radius: 3px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  line-height: 1.7;
  font-size: 0.75rem;
}

/* Status: what works today and what is coming. */
.status {
  width: 100%;
  border-collapse: collapse;
}

.status th,
.status td {
  text-align: left;
  vertical-align: top;
  padding: 14px 16px 14px 0;
  border-bottom: 1px solid var(--rule);
}

.status th {
  font: 500 0.6875rem/1.4 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.status td:first-child {
  font-weight: 700;
  width: 34%;
}

.tag {
  display: inline-block;
  font: 500 0.6875rem/1 var(--mono);
  padding: 5px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.tag.live {
  background: var(--ink);
  color: var(--paper);
}

.tag.soon {
  background: var(--carbon-soft);
  color: var(--carbon);
}

.tag.later {
  border: 1px solid var(--rule);
  color: var(--muted);
}

/* Rules for mail: a set, not a sequence. */
.rules {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 48px;
}

.rules li {
  border-top: 2px solid var(--ink);
  padding: 16px 0 28px;
}

.rules h3 {
  font-size: 1.0625rem;
  margin: 0 0 6px;
}

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

/* Pricing */
.plans {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.plan {
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 28px;
}

.plan h3 {
  font: 700 1.25rem/1.1 var(--display);
  margin: 0;
}

.plan .price {
  font: 700 2.25rem/1 var(--display);
  letter-spacing: -0.03em;
  margin: 16px 0 4px;
}

.plan .price small {
  font: 400 0.9375rem var(--body);
  color: var(--muted);
  letter-spacing: 0;
}

.plan ul {
  margin: 20px 0 0;
  padding-left: 1.1em;
}

.plan li + li {
  margin-top: 6px;
}

/* ---- Footer ---- */

.footer {
  border-top: 1px solid var(--rule);
  padding: 32px 0 48px;
  font-size: 0.9375rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 16px 32px;
  flex-wrap: wrap;
}

.footer nav {
  display: flex;
  gap: 8px 20px;
  flex-wrap: wrap;
}

/* ---- Policy pages ---- */

.policy {
  max-width: 44rem;
  padding: clamp(24px, 5vw, 56px) 0 72px;
}

.policy h1 {
  font: 700 clamp(2rem, 5vw, 3rem) / 1.02 var(--display);
  letter-spacing: -0.03em;
  margin: 0;
}

.policy .updated {
  font: 500 0.75rem/1.4 var(--mono);
  color: var(--muted);
  margin: 16px 0 32px;
}

.policy h2 {
  font: 700 1.375rem/1.2 var(--display);
  letter-spacing: -0.015em;
  margin: 40px 0 8px;
}

.policy li + li {
  margin-top: 6px;
}

/* ---- Small screens ---- */

@media (max-width: 860px) {
  .transcript {
    grid-template-columns: minmax(0, 1fr);
  }

  .arrow {
    max-width: none;
  }

  .arrow br {
    display: none;
  }

  .arrow span {
    transform: rotate(90deg);
    display: inline-block;
    margin: 0 8px 0 0;
    vertical-align: middle;
  }

  .section-head,
  .rules,
  .plans {
    grid-template-columns: minmax(0, 1fr);
  }

  .steps li {
    grid-template-columns: 2rem minmax(0, 1fr);
    grid-template-areas:
      'number title'
      'number text'
      'code code';
    grid-template-rows: auto auto auto;
    row-gap: 8px;
  }

  .steps pre {
    margin-top: 10px;
  }

  .status td:first-child {
    width: auto;
  }
}

@media (max-width: 520px) {
  .status thead {
    display: none;
  }

  .status tr {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4px 12px;
    padding: 14px 0;
    border-bottom: 1px solid var(--rule);
  }

  .status td {
    border: 0;
    padding: 0;
  }

  .status td:last-child {
    grid-column: 1 / -1;
    color: var(--muted);
  }
}