/* CodeInk site. Minimal, monochrome, system type. Light by default, dark by system or choice. */

:root {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #f6f6f5;
  --raised: #ffffff;
  --text: #0b0b0c;
  --muted: #5f5f63;
  --faint: #8e8e93;
  --line: #e9e9e7;
  --line-strong: #d6d6d3;
  --inverse: #0b0b0c;
  --on-inverse: #ffffff;
  --shot-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 24px 64px -24px rgba(0, 0, 0, 0.18);
  --glow: radial-gradient(60% 50% at 50% 0%, rgba(0, 0, 0, 0.04), transparent 70%);
  --add: #1f8a4c;
  --del: #c43d3d;

  --sans:
    -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI Variable Text", "Segoe UI", Inter, Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --display:
    -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI Variable Display", "Segoe UI", Inter, Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;
  --wrap: 1120px;
  --gutter: 24px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0a0a0b;
  --surface: #131314;
  --raised: #18181a;
  --text: #f3f3f2;
  --muted: #a1a1a6;
  --faint: #6e6e73;
  --line: #1f1f21;
  --line-strong: #2e2e31;
  --inverse: #f3f3f2;
  --on-inverse: #0a0a0b;
  --shot-shadow: 0 0 0 1px rgba(255, 255, 255, 0.02), 0 24px 80px -24px rgba(0, 0, 0, 0.9);
  --glow: radial-gradient(60% 50% at 50% 0%, rgba(255, 255, 255, 0.06), transparent 70%);
  --add: #6fcf97;
  --del: #ef8a8a;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0a0a0b;
    --surface: #131314;
    --raised: #18181a;
    --text: #f3f3f2;
    --muted: #a1a1a6;
    --faint: #6e6e73;
    --line: #1f1f21;
    --line-strong: #2e2e31;
    --inverse: #f3f3f2;
    --on-inverse: #0a0a0b;
    --shot-shadow: 0 0 0 1px rgba(255, 255, 255, 0.02), 0 24px 80px -24px rgba(0, 0, 0, 0.9);
    --glow: radial-gradient(60% 50% at 50% 0%, rgba(255, 255, 255, 0.06), transparent 70%);
    --add: #6fcf97;
    --del: #ef8a8a;
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -0.006em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-synthesis: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

p a,
li a,
dd a,
.link {
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.15s;
}

p a:hover,
li a:hover,
dd a:hover,
.link:hover {
  text-decoration-color: currentColor;
}

code,
.mono {
  font-family: var(--mono);
  font-size: 0.88em;
  letter-spacing: 0;
}

:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 3px;
  border-radius: 6px;
}

::selection {
  background: var(--text);
  color: var(--bg);
}

.wrap {
  width: min(100% - var(--gutter) * 2, var(--wrap));
  margin-inline: auto;
}

.narrow {
  width: min(100% - var(--gutter) * 2, 720px);
  margin-inline: auto;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 12px;
  z-index: 100;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--inverse);
  color: var(--on-inverse);
}

.skip:focus {
  left: 12px;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
}

.brand img {
  border-radius: 7px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--muted);
  transition: color 0.15s;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--text);
}

.nav .nav-cta {
  margin-left: 8px;
  padding: 7px 14px;
  background: var(--inverse);
  color: var(--on-inverse);
  font-weight: 500;
}

.nav .nav-cta:hover,
.nav .nav-cta[aria-current="page"] {
  color: var(--on-inverse);
}

.nav .nav-cta:hover {
  opacity: 0.86;
}

.menu {
  display: none;
}

@media (max-width: 760px) {
  .nav {
    display: none;
  }

  .menu {
    display: block;
    position: relative;
  }

  .menu summary {
    list-style: none;
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 999px;
    cursor: pointer;
  }

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

  .menu summary span,
  .menu summary span::before {
    display: block;
    width: 16px;
    height: 1.5px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.2s;
  }

  .menu summary span::before {
    content: "";
    transform: translateY(5px);
  }

  .menu summary span {
    transform: translateY(-2.5px);
  }

  .menu[open] summary span {
    transform: rotate(45deg);
  }

  .menu[open] summary span::before {
    transform: rotate(-90deg);
  }

  .menu-panel {
    position: absolute;
    right: 0;
    top: 46px;
    display: flex;
    flex-direction: column;
    min-width: 200px;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--raised);
    box-shadow: var(--shot-shadow);
  }

  .menu-panel a {
    padding: 10px 12px;
    border-radius: 10px;
    font-size: 15px;
  }

  .menu-panel a:hover {
    background: var(--surface);
  }
}

/* Type */

.eyebrow {
  margin: 0 0 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 600;
}

.display {
  font-size: clamp(44px, 7.4vw, 88px);
  line-height: 1;
  letter-spacing: -0.045em;
}

.title {
  font-size: clamp(32px, 4.6vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.035em;
}

.subtitle {
  font-size: clamp(22px, 2.6vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.lead {
  margin: 22px 0 0;
  max-width: 560px;
  font-size: clamp(17px, 1.7vw, 20px);
  line-height: 1.5;
  color: var(--muted);
  letter-spacing: -0.012em;
}

.center {
  text-align: center;
}

.center .lead {
  margin-inline: auto;
}

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

/* Buttons */

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 36px;
}

.center .actions {
  justify-content: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  transition:
    opacity 0.15s,
    background-color 0.15s,
    border-color 0.15s;
}

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

.button-primary {
  border-color: var(--inverse);
  background: var(--inverse);
  color: var(--on-inverse);
}

.button-primary:hover {
  border-color: var(--inverse);
  opacity: 0.86;
}

.button svg {
  width: 16px;
  height: 16px;
}

.meta {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--faint);
}

/* Sections */

.section {
  padding-block: clamp(88px, 12vw, 160px);
}

.section-tight {
  padding-block: clamp(56px, 8vw, 96px);
}

.rule {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
}

.hero {
  position: relative;
  padding-top: clamp(72px, 11vw, 136px);
  padding-bottom: clamp(48px, 7vw, 80px);
}

.page-hero {
  padding-top: clamp(72px, 10vw, 120px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

/* Screenshots: both themes ship, CSS shows the one that matches. */

.shot {
  position: relative;
  margin: 0;
}

.shot::before {
  content: "";
  position: absolute;
  inset: -12% -6% auto;
  height: 70%;
  background: var(--glow);
  pointer-events: none;
  z-index: -1;
}

.shot-frame {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shot-shadow);
}

.shot img {
  width: 100%;
  height: auto;
}

.shot-detail {
  max-width: 880px;
  margin-inline: auto;
}

.shot-dark {
  display: none !important;
}

:root[data-theme="dark"] .shot-light {
  display: none !important;
}

:root[data-theme="dark"] .shot-dark {
  display: block !important;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .shot-light {
    display: none !important;
  }

  :root:not([data-theme="light"]) .shot-dark {
    display: block !important;
  }
}

.hero-shot {
  margin-top: clamp(56px, 8vw, 96px);
}

/* Logos strip */

.logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px 36px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.logos li {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 500;
}

.logos svg {
  width: 20px;
  height: 20px;
}

.logos-note {
  margin: 22px 0 0;
  text-align: center;
  font-size: 14px;
  color: var(--faint);
}

/* Feature spotlight: text, then a large screenshot. */

.spotlight + .spotlight {
  margin-top: clamp(96px, 12vw, 160px);
}

.spotlight-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px 64px;
  align-items: end;
  margin-bottom: 44px;
}

.spotlight-copy .lead {
  margin: 0;
}

@media (max-width: 820px) {
  .spotlight-copy {
    grid-template-columns: 1fr;
  }
}

/* Simple grid of short points */

.points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.points li {
  padding: 32px 32px 36px 0;
  border-bottom: 1px solid var(--line);
}

.points li:not(:nth-child(3n + 1)) {
  padding-left: 32px;
  border-left: 1px solid var(--line);
}

.points h3 {
  font-size: 17px;
  letter-spacing: -0.015em;
}

.points p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--muted);
}

@media (max-width: 900px) {
  .points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .points li,
  .points li:not(:nth-child(3n + 1)) {
    padding: 28px 24px 30px 0;
    border-left: 0;
  }

  .points li:nth-child(2n) {
    padding-left: 24px;
    border-left: 1px solid var(--line);
  }
}

@media (max-width: 560px) {
  .points {
    grid-template-columns: 1fr;
  }

  .points li,
  .points li:nth-child(2n) {
    padding: 24px 0;
    border-left: 0;
  }
}

/* Numbered steps */

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 48px;
  margin: 64px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  margin-bottom: 20px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--faint);
}

.steps h3 {
  font-size: 19px;
  letter-spacing: -0.02em;
}

.steps p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
}

@media (max-width: 820px) {
  .steps {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

/* Closing call to action */

.closing {
  padding-block: clamp(96px, 13vw, 176px);
}

/* Agents page */

.roster {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.roster li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: center;
  gap: 4px 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.roster li:not(:nth-child(3n + 1)) {
  padding-left: 24px;
}

.roster svg {
  width: 22px;
  height: 22px;
  grid-row: span 2;
  color: var(--text);
}

.roster .name {
  font-weight: 500;
  letter-spacing: -0.01em;
}

.roster code {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--faint);
  font-size: 13px;
}

.roster-native li {
  padding-block: 26px;
}

.roster-native .name {
  font-size: 18px;
}

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

.roster-native li,
.roster-native li:not(:nth-child(3n + 1)) {
  padding-left: 24px;
}

.roster-native li:nth-child(4n + 1) {
  padding-left: 0;
}

@media (max-width: 900px) {
  .roster {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .roster li:not(:nth-child(3n + 1)) {
    padding-left: 0;
  }

  .roster li:nth-child(2n) {
    padding-left: 24px;
  }
}

@media (max-width: 560px) {
  .roster {
    grid-template-columns: 1fr;
  }

  .roster li:nth-child(2n) {
    padding-left: 0;
  }
}

.group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  margin-bottom: 20px;
}

.group-head p {
  margin: 0;
  font-size: 14px;
  color: var(--faint);
}

.group + .group {
  margin-top: 88px;
}

.note {
  margin: 28px 0 0;
  font-size: 14px;
  color: var(--faint);
}

/* Download page */

.channels {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.channels button {
  appearance: none;
  border: 0;
  padding: 7px 16px;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition:
    background-color 0.15s,
    color 0.15s;
}

.channels button[aria-selected="true"] {
  background: var(--raised);
  color: var(--text);
  box-shadow:
    0 0 0 1px var(--line),
    0 1px 2px rgba(0, 0, 0, 0.06);
}

.release-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.release-status,
.channel-note {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.release-status strong {
  color: var(--text);
  font-weight: 500;
}

.platforms {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.platform {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--raised);
}

.platform.is-current {
  border-color: var(--text);
}

.platform h2 {
  font-size: 22px;
  letter-spacing: -0.025em;
}

.platform-tag {
  order: -1;
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--faint);
  visibility: hidden;
}

.platform.is-current .platform-tag {
  visibility: visible;
  color: var(--text);
}

.platform-sub {
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--muted);
}

.download-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
}

.download {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  transition:
    border-color 0.15s,
    background-color 0.15s;
}

.download:hover {
  border-color: var(--text);
}

.platform.is-current .download:first-child {
  background: var(--inverse);
  border-color: var(--inverse);
  color: var(--on-inverse);
}

.platform.is-current .download:first-child .download-meta {
  color: inherit;
  opacity: 0.7;
}

.download-meta {
  font-size: 12px;
  font-weight: 400;
  color: var(--faint);
}

.download-placeholder {
  display: block;
  height: 44px;
  border-radius: 12px;
  background: var(--surface);
  animation: pulse 1.4s ease-in-out infinite;
}

.download-empty {
  margin: 0;
  font-size: 14px;
  color: var(--faint);
}

.retry {
  appearance: none;
  align-self: flex-start;
  border: 0;
  padding: 4px 0;
  background: none;
  color: var(--muted);
  font: inherit;
  font-size: 14px;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

@keyframes pulse {
  50% {
    opacity: 0.5;
  }
}

.release-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-top: 24px;
  font-size: 14px;
  color: var(--muted);
}

.release-links a {
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 3px;
}

.release-links a:hover {
  color: var(--text);
}

@media (max-width: 860px) {
  .platforms {
    grid-template-columns: 1fr;
  }
}

/* FAQ and install notes */

.faq {
  margin: 0;
  border-top: 1px solid var(--line);
}

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

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.015em;
  list-style: none;
  cursor: pointer;
}

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

.faq summary::after {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--faint);
  border-bottom: 1.5px solid var(--faint);
  transform: translateY(-3px) rotate(45deg);
  transition: transform 0.2s;
}

.faq details[open] summary::after {
  transform: translateY(2px) rotate(225deg);
}

.faq details > div {
  padding: 0 48px 28px 0;
  color: var(--muted);
}

.faq details p {
  margin: 0;
}

.faq details p + p {
  margin-top: 12px;
}

.faq-group + .faq-group {
  margin-top: 72px;
}

.faq-group h2 {
  margin-bottom: 20px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--sans);
  color: var(--faint);
  letter-spacing: 0;
}

.noscript {
  margin-top: 24px;
  color: var(--muted);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 56px 48px;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) repeat(3, minmax(0, 1fr));
  gap: 40px;
}

.footer-grid p {
  max-width: 320px;
  margin: 14px 0 0;
  color: var(--faint);
  line-height: 1.55;
}

.footer-col h2 {
  margin-bottom: 14px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col a {
  color: var(--muted);
  transition: color 0.15s;
}

.footer-col a:hover {
  color: var(--text);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  color: var(--faint);
}

.theme-switch {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.theme-switch button {
  appearance: none;
  border: 0;
  padding: 4px 12px;
  border-radius: 999px;
  background: none;
  color: var(--faint);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.theme-switch button[aria-pressed="true"] {
  background: var(--surface);
  color: var(--text);
}

@media (max-width: 760px) {
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid > :first-child {
    grid-column: 1 / -1;
  }
}

/* Motion: content rises in once, and never for people who prefer less motion. */

@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(16px);
    transition:
      opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
      transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
  }

  .js .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}

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

  .download-placeholder {
    animation: none;
  }
}