:root {
  color-scheme: dark;
  --page: #101514;
  --page-raised: #171d1b;
  --panel: #1d2421;
  --ink: #f5f3ee;
  --muted: #a9b0aa;
  --faint: #737d76;
  --line: #323a36;
  --line-strong: #4a554f;
  --accent: #ff5a2f;
  --accent-ink: #120b08;
  --success: #9fd9b1;
  --header-height: 72px;
  --content: min(1180px, calc(100vw - 48px));
}

html[data-theme="light"] {
  color-scheme: light;
  --page: #f5f3ee;
  --page-raised: #ebe8e1;
  --panel: #ffffff;
  --ink: #0b0d0f;
  --muted: #5e665f;
  --faint: #7a817b;
  --line: #d5d2ca;
  --line-strong: #aaa9a2;
  --accent-ink: #ffffff;
  --success: #176d38;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

button,
select,
input {
  color: inherit;
  font: inherit;
}

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

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

.skip-link {
  position: fixed;
  left: 16px;
  top: -100px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 800;
}

.skip-link:focus {
  top: 12px;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: var(--header-height);
  padding: 0 max(24px, calc((100vw - 1280px) / 2));
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--page) 94%, transparent);
  backdrop-filter: blur(14px);
}

.brand {
  width: fit-content;
}

.brand img {
  width: 138px;
  height: auto;
}

.brand-light {
  display: none;
}

html[data-theme="light"] .brand-dark {
  display: none;
}

html[data-theme="light"] .brand-light {
  display: block;
}

.main-nav {
  display: flex;
  gap: 30px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.main-nav a,
.header-github,
.footer-links a,
.channel-rail a {
  transition: color 140ms ease, border-color 140ms ease;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.header-github:hover,
.header-github:focus-visible,
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent);
}

.header-tools {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
}

.language-control select,
.theme-toggle,
.header-github {
  min-height: 36px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.language-control select {
  padding: 0 28px 0 10px;
}

.theme-toggle,
.header-github {
  padding: 0 12px;
}

.theme-toggle {
  cursor: pointer;
}

.hero {
  width: var(--content);
  margin: 0 auto;
  padding: clamp(74px, 10vw, 138px) 0 0;
}

.hero-copy {
  max-width: 900px;
}

.eyebrow,
.detail-kicker,
.download-label,
.phone-caption {
  margin: 0 0 18px;
  color: var(--accent);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 980px;
  margin-bottom: 30px;
  font-size: clamp(54px, 8.7vw, 116px);
  font-weight: 780;
  letter-spacing: -0.072em;
  line-height: 0.91;
}

.hero-lede {
  max-width: 760px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.button-primary {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.button.is-pending,
.button.is-disabled,
.button-muted[aria-disabled="true"] {
  cursor: not-allowed;
}

.button.is-pending {
  opacity: 0.72;
}

.button-muted {
  min-width: 150px;
  color: var(--muted);
}

.button-muted:not([aria-disabled="true"]):hover,
.button-muted:not([aria-disabled="true"]):focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.release-note {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--faint);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}

.control-shell {
  margin-top: clamp(60px, 9vw, 108px);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--panel);
}

.window-bar {
  display: flex;
  min-height: 46px;
  align-items: center;
  gap: 9px;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  font-weight: 750;
}

.window-mark {
  display: inline-flex;
  padding-right: 2px;
}

.window-context {
  margin-left: auto;
  color: var(--faint);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.control-layout {
  display: grid;
  grid-template-columns: 310px 1fr;
  min-height: 470px;
}

.session-rail {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line);
  background: color-mix(in srgb, var(--page-raised) 58%, var(--panel));
}

.rail-heading,
.rail-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 17px 16px;
  font-size: 12px;
  font-weight: 800;
}

.rail-heading kbd {
  padding: 2px 5px;
  border: 1px solid var(--line);
  color: var(--faint);
  font: 10px "Cascadia Code", Consolas, monospace;
}

.session-search {
  display: flex;
  margin: 0 12px 10px;
  align-items: center;
  gap: 7px;
  padding: 0 10px;
  border: 1px solid var(--line);
  color: var(--faint);
}

.session-search input {
  width: 100%;
  height: 36px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
}

.session-list {
  flex: 1;
}

.session-row {
  display: grid;
  grid-template-columns: 9px 1fr auto;
  align-items: center;
  gap: 10px;
  min-height: 59px;
  padding: 0 13px;
  border-top: 1px solid transparent;
  border-bottom: 1px solid transparent;
  color: var(--muted);
}

.session-row.is-selected {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--line));
  background: color-mix(in srgb, var(--accent) 8%, var(--panel));
  color: var(--ink);
}

.session-row strong,
.session-row small {
  display: block;
}

.session-row strong {
  font-size: 12px;
}

.session-row small {
  margin-top: 1px;
  color: var(--faint);
  font-size: 10px;
}

.state-dot {
  width: 7px;
  height: 7px;
  border: 1px solid var(--faint);
  border-radius: 50%;
}

.state-dot.is-live {
  border-color: var(--success);
  background: var(--success);
}

.provider-tag {
  color: var(--faint);
  font: 9px "Cascadia Code", Consolas, monospace;
}

.rail-footer {
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  font-weight: 500;
}

.rail-footer strong {
  color: var(--ink);
}

.session-detail {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: clamp(24px, 4vw, 48px);
}

.detail-topline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.detail-topline h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 48px);
  letter-spacing: -0.04em;
}

.detail-kicker {
  display: block;
  margin-bottom: 8px;
}

.connected-status {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font: 10px "Cascadia Code", Consolas, monospace;
}

.connected-status span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
}

.activity-block {
  margin-top: 54px;
  padding: 20px;
  border: 1px solid var(--line);
}

.activity-label {
  margin-bottom: 26px;
  color: var(--faint);
  font: 10px "Cascadia Code", Consolas, monospace;
}

.activity-line {
  width: 73%;
  height: 8px;
  margin: 11px 0;
  background: var(--line-strong);
}

.activity-line.is-wide {
  width: 94%;
}

.activity-line.is-short {
  width: 47%;
}

.workspace-route {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 20px;
  padding: 18px 20px;
  border-left: 3px solid var(--accent);
  background: var(--page-raised);
}

.workspace-route span,
.workspace-route strong {
  display: block;
}

.workspace-route div > span {
  margin-bottom: 5px;
  color: var(--faint);
  font: 9px "Cascadia Code", Consolas, monospace;
  letter-spacing: 0.1em;
}

.workspace-route strong {
  overflow: hidden;
  font: 12px "Cascadia Code", Consolas, monospace;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.route-state {
  color: var(--success);
  font: 10px "Cascadia Code", Consolas, monospace;
}

.detail-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: auto;
  padding-top: 28px;
  color: var(--faint);
  font: 9px "Cascadia Code", Consolas, monospace;
  text-transform: uppercase;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.proof-strip div {
  display: flex;
  min-height: 112px;
  flex-direction: column;
  justify-content: center;
  padding: 18px 22px;
  border-right: 1px solid var(--line);
}

.proof-strip div:last-child {
  border-right: 0;
}

.proof-strip strong {
  font-size: 30px;
  letter-spacing: -0.04em;
}

.proof-strip span {
  color: var(--faint);
  font-size: 11px;
}

.ruled-section {
  width: var(--content);
  margin: clamp(92px, 13vw, 180px) auto 0;
  padding-top: clamp(60px, 8vw, 94px);
  border-top: 1px solid var(--line);
}

.install-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(440px, 1.15fr);
  column-gap: clamp(50px, 9vw, 130px);
}

.section-intro h2,
.phone-copy h2 {
  margin-bottom: 24px;
  font-size: clamp(38px, 5vw, 68px);
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.section-intro > p:last-child,
.phone-copy > p {
  max-width: 640px;
  color: var(--muted);
  font-size: 17px;
}

.install-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.install-steps li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  padding: 23px 0;
  border-bottom: 1px solid var(--line);
}

.step-number {
  color: var(--accent);
  font: 11px "Cascadia Code", Consolas, monospace;
}

.install-steps strong {
  display: block;
  margin-bottom: 5px;
  font-size: 15px;
}

.install-steps p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 13px;
}

.download-row {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 20px;
  padding: 20px 22px;
  border: 1px solid var(--line);
}

.download-row + .download-row {
  margin-top: 10px;
}

.download-row span,
.download-row strong,
.download-row small {
  display: block;
}

.download-label {
  margin: 0 0 4px;
  font-size: 9px;
}

.download-row strong {
  font-size: 14px;
}

.download-row small {
  margin-top: 3px;
  color: var(--faint);
}

.phone-section {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 400px);
  align-items: center;
  gap: clamp(60px, 11vw, 150px);
}

.phone-copy {
  padding: 30px 0;
}

.phone-status {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  max-width: 600px;
  margin-top: 32px;
  padding: 18px;
  border: 1px solid var(--line);
}

.status-pulse {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  margin-top: 7px;
  border: 2px solid var(--accent);
  border-radius: 50%;
}

.phone-status strong,
.phone-status small {
  display: block;
}

.phone-status strong {
  font-size: 14px;
}

.phone-status small {
  margin-top: 4px;
  color: var(--faint);
  font-size: 12px;
}

.phone-frame {
  padding: 10px;
  border: 1px solid var(--line-strong);
  border-radius: 38px;
  background: #0b0d0f;
}

.phone-speaker {
  width: 70px;
  height: 5px;
  margin: 4px auto 10px;
  border-radius: 5px;
  background: #39413d;
}

.phone-screen {
  min-height: 570px;
  overflow: hidden;
  border: 1px solid #343b38;
  border-radius: 28px;
  background: #141917;
  color: #f5f3ee;
}

.phone-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 20px 18px;
  border-bottom: 1px solid #303733;
  font-size: 12px;
  font-weight: 800;
}

.phone-online {
  margin-left: auto;
  color: #9fd9b1;
  font: 9px "Cascadia Code", Consolas, monospace;
}

.phone-caption {
  margin: 30px 18px 10px;
  font-size: 9px;
}

.phone-session {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 12px;
  padding: 16px 7px;
  border-bottom: 1px solid #303733;
}

.phone-session.is-current {
  margin-top: 0;
  padding-right: 12px;
  padding-left: 12px;
  border: 1px solid #81422f;
  background: #211a17;
}

.phone-session strong,
.phone-session small {
  display: block;
}

.phone-session strong {
  font-size: 12px;
}

.phone-session small {
  margin-top: 2px;
  color: #818a84;
  font-size: 10px;
}

.phone-session b {
  color: #ff7a55;
  font: 9px "Cascadia Code", Consolas, monospace;
}

.phone-bottom {
  margin: 72px 18px 0;
  padding-top: 15px;
  border-top: 1px solid #303733;
  color: #69716c;
  font: 9px "Cascadia Code", Consolas, monospace;
  text-align: center;
}

.principles-section {
  padding-bottom: clamp(90px, 13vw, 170px);
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 58px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.principle-grid article {
  min-height: 260px;
  padding: 26px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principle-grid article > span {
  color: var(--accent);
  font: 10px "Cascadia Code", Consolas, monospace;
}

.principle-grid h3 {
  margin: 72px 0 12px;
  font-size: 18px;
}

.principle-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.channel-rail {
  position: fixed;
  right: 18px;
  top: 50%;
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 13px;
  transform: translateY(-50%);
}

.channel-rail a {
  color: var(--faint);
  font: 9px "Cascadia Code", Consolas, monospace;
}

.channel-rail a:hover,
.channel-rail a:focus-visible {
  color: var(--accent);
}

.channel-rail span {
  width: 1px;
  height: 54px;
  background: var(--line);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  min-height: 104px;
  padding: 24px max(24px, calc((100vw - 1180px) / 2));
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 11px;
}

.site-footer > div:first-child {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
  font-weight: 800;
}

.site-footer p {
  margin: 0;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: flex-end;
  gap: 18px;
}

@media (max-width: 980px) {
  :root {
    --content: min(100% - 32px, 760px);
  }

  .site-header {
    grid-template-columns: 1fr auto;
    padding: 0 16px;
  }

  .main-nav,
  .header-github,
  .channel-rail {
    display: none;
  }

  .control-layout {
    grid-template-columns: 240px 1fr;
  }

  .install-section,
  .phone-section {
    grid-template-columns: 1fr;
  }

  .install-section {
    row-gap: 44px;
  }

  .phone-frame {
    width: min(100%, 390px);
    margin: 0 auto;
  }

  .site-footer {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 680px) {
  :root {
    --header-height: 62px;
  }

  .brand img {
    width: 112px;
  }

  .theme-toggle {
    display: none;
  }

  .hero {
    padding-top: 68px;
  }

  h1 {
    font-size: clamp(47px, 15vw, 72px);
    letter-spacing: -0.068em;
  }

  .hero-lede {
    font-size: 17px;
  }

  .hero-actions,
  .hero-actions .button {
    width: 100%;
  }

  .control-layout {
    display: block;
  }

  .session-rail {
    border-right: 0;
  }

  .session-row:nth-child(n + 4) {
    display: none;
  }

  .session-detail {
    min-height: 405px;
    border-top: 1px solid var(--line);
  }

  .connected-status {
    display: none;
  }

  .workspace-route strong {
    max-width: 210px;
  }

  .proof-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .proof-strip div:nth-child(2) {
    border-right: 0;
  }

  .proof-strip div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .download-row {
    align-items: stretch;
    flex-direction: column;
  }

  .principle-grid {
    grid-template-columns: 1fr;
  }

  .principle-grid article {
    min-height: auto;
  }

  .principle-grid h3 {
    margin-top: 40px;
  }

  .site-footer p {
    max-width: 300px;
  }
}

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

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