@layer reset, base, layout, components, motion;

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

  html {
    scroll-behavior: smooth;
  }

  body,
  h1,
  h2,
  h3,
  p,
  figure,
  pre,
  dl,
  dd {
    margin: 0;
  }

  ul,
  ol {
    margin: 0;
    padding: 0;
  }

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

  button {
    font: inherit;
  }
}

@layer base {
  :root {
    color-scheme: light;
    --paper: oklch(95.5% 0.014 90);
    --paper-deep: oklch(91.5% 0.025 92);
    --paper-light: oklch(98.4% 0.008 91);
    --ink: oklch(18% 0.025 156);
    --ink-soft: oklch(38% 0.026 156);
    --line: oklch(80% 0.025 98);
    --green: oklch(53% 0.15 153);
    --green-dark: oklch(34% 0.105 153);
    --green-light: oklch(89% 0.09 148);
    --yellow: oklch(84% 0.14 88);
    --terminal: oklch(20% 0.022 172);
    --terminal-raised: oklch(25% 0.025 172);
    --terminal-text: oklch(91% 0.025 146);
    --page-width: 75rem;
    --font-body: "IBM Plex Sans", "Avenir Next", "Segoe UI", sans-serif;
    --font-display: "Newsreader", "Iowan Old Style", "Palatino Linotype", serif;
    --font-code: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  }

  html {
    background: var(--paper);
    scroll-padding-top: 5rem;
  }

  body {
    min-width: 20rem;
    overflow-x: hidden;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.5;
    letter-spacing: 0;
    text-rendering: optimizeLegibility;
  }

  a {
    color: inherit;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.22em;
  }

  button,
  a,
  code,
  pre {
    overflow-wrap: anywhere;
  }

  code,
  pre {
    font-family: var(--font-code);
    font-variant-ligatures: none;
  }

  ::selection {
    background: var(--yellow);
    color: var(--ink);
  }

  :focus-visible {
    outline: 3px solid var(--green);
    outline-offset: 4px;
  }
}

@layer layout {
  .site-header {
    position: relative;
    z-index: 20;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    min-height: 4.5rem;
    padding: max(0.75rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) 0.75rem max(1rem, env(safe-area-inset-left));
    border-bottom: 1px solid var(--line);
    background: var(--paper);
  }

  .site-nav {
    display: none;
  }

  .hero {
    position: relative;
    isolation: isolate;
    min-height: clamp(31rem, calc(100svh - 6.5rem), 42rem);
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background: var(--paper-light);
  }

  #spec-map {
    position: absolute;
    inset: 0;
    z-index: -1;
    width: 100%;
    height: 100%;
  }

  .hero-inner,
  .section-band,
  .site-footer {
    width: min(100%, var(--page-width));
    margin-inline: auto;
    padding-inline: max(1rem, env(safe-area-inset-left));
  }

  .hero-inner {
    position: relative;
    display: grid;
    align-content: center;
    min-height: inherit;
    padding-top: 3rem;
    padding-bottom: 4.5rem;
  }

  .hero-copy {
    position: relative;
    z-index: 1;
    max-width: 44rem;
  }

  .hero-next {
    position: absolute;
    right: max(1rem, env(safe-area-inset-right));
    bottom: 1rem;
    z-index: 5;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 2.75rem;
    color: var(--ink-soft);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
  }

  .section-band {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }

  .section-intro {
    display: grid;
    gap: var(--space-md);
    max-width: 46rem;
    margin-bottom: 3rem;
  }

  .workflow-steps,
  .boundary-list {
    list-style: none;
  }

  .workflow-steps {
    border-top: 1px solid var(--ink);
  }

  .workflow-steps li {
    display: grid;
    grid-template-columns: 2.5rem minmax(0, 1fr);
    gap: var(--space-md);
    padding-block: 1.5rem;
    border-bottom: 1px solid var(--line);
  }

  .modes {
    border-block: 1px solid var(--line);
    background: var(--paper-deep);
  }

  .mode-console {
    overflow: hidden;
    border: 1px solid var(--ink);
    border-radius: 6px;
    background: var(--terminal);
    color: var(--terminal-text);
  }

  .mode-tabs {
    display: flex;
    overflow-x: auto;
    border-bottom: 1px solid oklch(37% 0.025 172);
    scrollbar-width: thin;
  }

  .mode-panels {
    min-height: 20rem;
    padding: 2rem 1.25rem;
  }

  .fixture-compare {
    display: grid;
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--ink);
    border-radius: 6px;
    background: var(--ink);
  }

  .fixture-compare article {
    min-width: 0;
    padding: 1.5rem;
    background: var(--paper-light);
  }

  .boundary-list {
    display: grid;
    border-top: 1px solid var(--ink);
  }

  .boundary-list li {
    display: grid;
    grid-template-columns: 2.25rem minmax(0, 1fr);
    gap: 0.25rem 1rem;
    padding-block: 1.25rem;
    border-bottom: 1px solid var(--line);
  }

  .boundary-list p {
    grid-column: 2;
  }

  .install-cta {
    display: grid;
    gap: 2rem;
    padding: 4rem max(1rem, env(safe-area-inset-right)) max(4rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
    background: var(--green-dark);
    color: var(--paper-light);
  }

  .site-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-top: 1.5rem;
    padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
    color: var(--ink-soft);
    font-size: 0.875rem;
  }
}

@layer components {
  .skip-link {
    position: fixed;
    top: 0.5rem;
    left: 0.5rem;
    z-index: 100;
    padding: 0.75rem 1rem;
    border-radius: 4px;
    background: var(--ink);
    color: var(--paper-light);
    transform: translateY(-150%);
  }

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

  .brand,
  .header-link,
  .site-nav a {
    min-height: 2.75rem;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    width: fit-content;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
  }

  .brand-mark {
    display: grid;
    width: 2rem;
    height: 2rem;
    place-items: center;
    border-radius: 4px;
    background: var(--green);
    color: var(--paper-light);
    font-family: var(--font-code);
    font-size: 0.75rem;
  }

  .site-nav {
    align-items: center;
    gap: 1.75rem;
  }

  .site-nav a,
  .header-link {
    display: inline-flex;
    align-items: center;
    color: var(--ink-soft);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
  }

  .site-nav a:hover,
  .header-link:hover {
    color: var(--ink);
  }

  .header-link {
    gap: 0.375rem;
  }

  .section-index,
  .panel-kicker {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  h1,
  h2,
  .install-cta h2 {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: 0;
  }

  h1 {
    max-width: 10ch;
    font-size: 3.25rem;
    line-height: 0.96;
  }

  h2 {
    font-size: 2.5rem;
    line-height: 1;
  }

  h3 {
    font-size: 1rem;
    line-height: 1.3;
  }

  .hero-lede {
    max-width: 36rem;
    margin-top: 1.5rem;
    color: var(--ink-soft);
    font-size: 1.125rem;
    line-height: 1.65;
  }

  .hero-actions,
  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-top: 2rem;
  }

  .button {
    display: inline-flex;
    min-height: 2.875rem;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.125rem;
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    cursor: pointer;
    transition: transform 120ms var(--ease-out), background-color 120ms var(--ease-out), color 120ms var(--ease-out);
  }

  .button:active {
    transform: translateY(1px);
  }

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

  .button-primary:hover {
    background: var(--green-dark);
  }

  .button-secondary {
    border-color: var(--line);
    background: var(--paper-light);
    color: var(--ink);
  }

  .button-secondary:hover {
    border-color: var(--ink);
  }

  .button-light {
    background: var(--paper-light);
    color: var(--green-dark);
  }

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

  .text-link-light {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    color: var(--paper-light);
    font-weight: 600;
  }

  .copy-status {
    min-height: 1.25rem;
    margin-top: 0.5rem;
    color: var(--green-dark);
    font-size: 0.8125rem;
    font-weight: 600;
  }

  .section-index {
    color: var(--green-dark);
  }

  .section-intro > p:last-child {
    max-width: 40rem;
    color: var(--ink-soft);
    font-size: 1.0625rem;
  }

  .section-intro h2 {
    text-wrap: balance;
  }

  .step-number,
  .boundary-list > li > span {
    color: var(--green-dark);
    font-family: var(--font-code);
    font-size: 0.75rem;
    font-weight: 600;
  }

  .workflow-steps p,
  .boundary-list p {
    margin-top: 0.375rem;
    color: var(--ink-soft);
    font-size: 0.9375rem;
  }

  .mode-tabs button {
    flex: 0 0 auto;
    min-height: 3rem;
    padding: 0.75rem 1rem;
    border: 0;
    border-right: 1px solid oklch(37% 0.025 172);
    background: transparent;
    color: oklch(71% 0.025 164);
    font-family: var(--font-code);
    font-size: 0.75rem;
    cursor: pointer;
  }

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

  .mode-tabs button:hover:not([aria-selected="true"]) {
    background: var(--terminal-raised);
    color: var(--terminal-text);
  }

  .mode-panels section {
    display: grid;
    align-content: center;
    min-height: 16rem;
    gap: 1rem;
  }

  .mode-panels section[hidden] {
    display: none;
  }

  .mode-panels h3 {
    max-width: 22ch;
    color: var(--paper-light);
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 500;
  }

  .mode-panels pre {
    max-width: 100%;
    overflow-x: auto;
    padding-block: 0.75rem;
    border-block: 1px solid oklch(37% 0.025 172);
    color: var(--yellow);
    font-size: 0.8125rem;
  }

  .mode-panels p:last-child {
    max-width: 42rem;
    color: oklch(76% 0.025 164);
  }

  .panel-kicker {
    color: oklch(77% 0.13 154);
  }

  .fixture-compare article header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--line);
  }

  .fixture-compare article > p {
    min-height: 4.5rem;
    padding-block: 1.25rem;
    color: var(--ink-soft);
  }

  .method {
    min-width: 3.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    font-family: var(--font-code);
    font-size: 0.6875rem;
    font-weight: 600;
    text-align: center;
  }

  .method-post {
    background: var(--yellow);
    color: var(--ink);
  }

  .method-get {
    background: var(--green-light);
    color: var(--green-dark);
  }

  .fixture-compare dl {
    display: grid;
  }

  .fixture-compare dl div {
    display: grid;
    grid-template-columns: minmax(4rem, 0.35fr) minmax(0, 1fr);
    gap: 1rem;
    padding-block: 0.75rem;
    border-top: 1px solid var(--line);
  }

  .fixture-compare dt {
    color: var(--ink-soft);
    font-size: 0.75rem;
    text-transform: uppercase;
  }

  .fixture-compare dd {
    font-family: var(--font-code);
    font-size: 0.8125rem;
  }

  .boundary-list strong {
    font-size: 0.9375rem;
  }

  .install-cta .section-index {
    color: var(--green-light);
  }

  .install-cta h2 {
    max-width: 17ch;
    margin-top: 0.75rem;
    font-size: 2.5rem;
    line-height: 1;
  }

  .site-footer > div {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
  }
}

@layer motion {
  .reveal {
    animation: reveal-in 650ms var(--ease-out) both;
    animation-delay: var(--delay, 0ms);
  }

  @keyframes reveal-in {
    from {
      opacity: 0;
      transform: translateY(1rem);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

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

    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      animation-delay: 0ms !important;
      scroll-behavior: auto !important;
      transition-duration: 0.01ms !important;
    }
  }
}

@media (min-width: 42rem) {
  .site-header {
    grid-template-columns: minmax(12rem, 1fr) auto minmax(7rem, 1fr);
    padding-inline: max(1.5rem, env(safe-area-inset-left));
  }

  .site-nav {
    display: flex;
  }

  .header-link {
    justify-self: end;
  }

  h1 {
    font-size: 5rem;
  }

  h2,
  .install-cta h2 {
    font-size: 3.25rem;
  }

  .hero-inner,
  .section-band,
  .site-footer {
    padding-inline: 1.5rem;
  }

  .fixture-compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .boundary-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .boundary-list li:nth-child(odd) {
    padding-right: 2rem;
    border-right: 1px solid var(--line);
  }

  .boundary-list li:nth-child(even) {
    padding-left: 2rem;
  }

  .install-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    padding-inline: max(2rem, calc((100vw - var(--page-width)) / 2 + 1.5rem));
  }

  .cta-actions {
    justify-content: flex-end;
  }

  .site-footer {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 64rem) {
  h1 {
    font-size: 6.25rem;
  }

  .section-band {
    display: grid;
    grid-template-columns: minmax(16rem, 0.72fr) minmax(0, 1.28fr);
    gap: 5rem;
    padding-top: 7rem;
    padding-bottom: 7rem;
  }

  .section-intro {
    align-content: start;
    margin-bottom: 0;
  }

  .workflow-steps {
    align-self: start;
  }

  .mode-console,
  .fixture-compare,
  .boundary-list {
    align-self: start;
  }

  .mode-console {
    display: grid;
    grid-template-columns: 12.5rem minmax(0, 1fr);
  }

  .mode-tabs {
    flex-direction: column;
    border-right: 1px solid oklch(37% 0.025 172);
    border-bottom: 0;
  }

  .mode-tabs button {
    justify-content: flex-start;
    border-right: 0;
    border-bottom: 1px solid oklch(37% 0.025 172);
    text-align: left;
  }

  .mode-panels {
    min-height: 24rem;
    padding: 2.5rem;
  }
}

@media (hover: hover) and (pointer: fine) {
  .hero-next:hover span:last-child {
    transform: translateY(0.2rem);
  }

  .hero-next span:last-child {
    transition: transform 180ms var(--ease-out);
  }
}

.usage-example.section-band {
  display: block;
  width: 100%;
  padding: 4.5rem max(1rem, calc((100% - var(--page-width)) / 2 + 1rem));
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.usage-heading {
  display: grid;
  gap: 0.875rem;
  width: min(100%, var(--page-width));
  margin-inline: auto;
  margin-bottom: 2rem;
}

.usage-heading h2 {
  max-width: 19ch;
}

.usage-heading > p:last-child {
  max-width: 40rem;
  color: var(--ink-soft);
}

.usage-dialogue {
  display: grid;
  gap: 1rem;
  width: min(100%, var(--page-width));
  margin-inline: auto;
  background: transparent;
}

.usage-prompt,
.fixture-output {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--ink);
  border-radius: 6px;
}

.usage-prompt {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 14rem;
  overflow: hidden;
  background: var(--terminal-raised);
  color: var(--terminal-text);
}

.conversation-label {
  color: var(--green-dark);
  font-family: var(--font-code);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0;
}

.prompt-text {
  max-width: 28rem;
  color: var(--terminal-text);
  font-family: var(--font-code);
  font-size: 0.875rem;
  line-height: 1.7;
}

.usage-prompt > header,
.fixture-output > header {
  display: flex;
  min-height: 3rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid oklch(37% 0.025 172);
}

.terminal-input-line {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1.5rem 1rem;
}

.cli-prompt {
  flex: 0 0 auto;
  color: var(--yellow);
  font-family: var(--font-code);
  font-size: 0.875rem;
  line-height: 1.7;
}

.typing-cursor {
  display: inline-block;
  width: 0.5em;
  height: 1em;
  margin-left: 0.15em;
  background: var(--green);
  vertical-align: -0.08em;
  animation: typing-blink 1s steps(1, end) infinite;
}

.fixture-output {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  background: var(--terminal);
  color: var(--terminal-text);
}

.usage-prompt .conversation-label,
.fixture-output .conversation-label {
  color: oklch(77% 0.13 154);
}

.output-state {
  color: oklch(76% 0.025 164);
  font-family: var(--font-code);
  font-size: 0.6875rem;
  white-space: nowrap;
}

.fixture-output-body {
  display: grid;
  gap: 1.125rem;
  align-content: start;
  padding: 1.25rem 1rem 1.5rem;
  scrollbar-color: oklch(46% 0.06 153) var(--terminal);
}

.output-source {
  color: oklch(73% 0.025 164);
  font-size: 0.75rem;
}

.fixture-output .markdown-heading-one,
.fixture-output .markdown-heading-two {
  margin: 0;
  color: var(--paper-light);
  font-family: var(--font-code);
  font-weight: 500;
}

.fixture-output .markdown-heading-one {
  font-size: 1.125rem;
}

.fixture-output .markdown-heading-two {
  font-size: 0.9375rem;
}

.markdown-heading-one span,
.markdown-heading-two span {
  color: var(--green-light);
}

.integration-meta {
  display: grid;
  gap: 0.4rem;
  color: oklch(82% 0.025 164);
  font-size: 0.75rem;
}

.integration-meta strong,
.document-block strong {
  color: var(--terminal-text);
  font-weight: 500;
}

.document-block {
  display: grid;
  gap: 0.55rem;
  padding-top: 1rem;
  border-top: 1px solid oklch(34% 0.025 172);
  font-size: 0.8125rem;
}

.document-block h5 {
  margin: 0;
  color: var(--green-light);
  font-family: var(--font-code);
  font-size: 0.8125rem;
  font-weight: 600;
}

.document-block > p {
  color: oklch(82% 0.025 164);
}

.schema-fields {
  display: grid;
  gap: 0.35rem;
  color: oklch(82% 0.025 164);
  font-family: var(--font-code);
  font-size: 0.75rem;
  list-style: none;
}

.schema-fields li::before {
  content: "-";
  margin-right: 0.55rem;
  color: oklch(62% 0.08 153);
}

.schema-fields .field-child {
  padding-left: 1rem;
}

.document-block pre {
  max-width: 100%;
  overflow-x: auto;
  padding: 0.875rem;
  border: 1px solid oklch(38% 0.025 172);
  border-radius: 3px;
  background: var(--terminal-raised);
  color: var(--green-light);
  font-size: 0.75rem;
  line-height: 1.65;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

@keyframes typing-blink {
  0%,
  48% {
    opacity: 1;
  }

  49%,
  100% {
    opacity: 0;
  }
}

@media (min-width: 56rem) {
  .usage-example.section-band {
    padding-inline: max(1.5rem, calc((100% - var(--page-width)) / 2 + 1.5rem));
  }

  .usage-dialogue {
    grid-template-columns: minmax(15rem, 0.72fr) minmax(0, 1.28fr);
  }

  .usage-prompt {
    min-height: 28rem;
  }

  .fixture-output-body {
    max-height: 34rem;
    overflow-y: auto;
    padding: 1.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .typing-cursor {
    animation: none !important;
    opacity: 1;
  }
}