:root {
  color-scheme: dark;
  --bg: #07080b;
  --surface: #0c0e13;
  --surface-2: #11141b;
  --surface-3: #151923;
  --text: #f5f7fb;
  --muted: #98a0b3;
  --faint: #626b7e;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --blue: #8ab4ff;
  --cyan: #74d6ff;
  --shadow: rgba(0, 0, 0, 0.62);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 50% -18%, rgba(138, 180, 255, 0.18), transparent 34rem),
    linear-gradient(180deg, #08090d 0%, #07080b 34%, #050609 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

code,
pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.site-frame {
  width: min(1420px, calc(100% - 112px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 62px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 8, 11, 0.72);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  font-size: 14px;
  font-weight: 650;
}

.brand-mark {
  width: 24px;
  height: 24px;
  object-fit: cover;
  border-radius: 6px;
  background: #000;
  box-shadow: 0 0 18px rgba(116, 214, 255, 0.14);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
}

.nav-links a {
  padding: 6px 11px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
}

.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.055);
}

.nav-action {
  justify-self: end;
  padding: 9px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: #d9dfeb;
  font-size: 13px;
  background: rgba(255, 255, 255, 0.03);
}

.hero {
  min-height: 530px;
  display: grid;
  place-items: center;
  padding: 112px 0 46px;
  text-align: center;
}

.release-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 46px;
  padding: 5px 9px 5px 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--muted);
  font-size: 12px;
}

.release-pill span {
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(116, 214, 255, 0.1);
  color: var(--cyan);
  font-weight: 650;
}

.release-pill strong {
  color: #d9e0ee;
  font-weight: 560;
}

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

h1 {
  max-width: 1040px;
  margin: 0 auto 28px;
  color: var(--text);
  font-size: clamp(48px, 5.6vw, 82px);
  line-height: 1.02;
  font-weight: 750;
}

h2 {
  margin-bottom: 14px;
  color: var(--text);
  font-size: clamp(34px, 4.8vw, 64px);
  line-height: 1.02;
  font-weight: 720;
}

.hero-subtitle {
  max-width: 720px;
  margin: 0 auto 34px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.58;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 650;
  border: 1px solid transparent;
}

.button.primary {
  background: #f1f5ff;
  color: #080b11;
  box-shadow: 0 18px 48px rgba(138, 180, 255, 0.17);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.035);
  color: #e4eaf5;
  border-color: var(--line-strong);
}

.product-stage {
  margin: 10px 0 112px;
}

.app-window {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 330px;
  min-height: 560px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(20, 23, 31, 0.96), rgba(9, 11, 16, 0.98));
  box-shadow: 0 44px 120px var(--shadow);
}

.app-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 16px;
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.018);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #e8edf7;
  font-size: 13px;
  font-weight: 650;
}

.sidebar-brand button {
  margin-left: auto;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.04);
  color: #dce4f1;
}

.sidebar-brand img {
  width: 24px;
  height: 24px;
  border-radius: 6px;
}

.sidebar-nav {
  display: grid;
  gap: 4px;
}

.sidebar-nav button,
.sidebar-group button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 9px;
  border: 0;
  border-radius: 6px;
  color: var(--muted);
  font-size: 13px;
  text-align: left;
  background: transparent;
}

.sidebar-nav button.active,
.sidebar-nav button:hover,
.sidebar-group button.is-selected,
.sidebar-group button:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.052);
}

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

.sidebar-group {
  display: grid;
  gap: 4px;
}

.sidebar-group > span {
  margin: 8px 0 4px;
  color: var(--faint);
  font-size: 12px;
}

.sidebar-status {
  margin-top: auto;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.12);
}

.sidebar-status span,
.app-toolbar span,
.trace-card span,
.panel-head span,
.agent-lane span,
.metrics span,
.module-number,
.docs-grid span,
.roadmap-line span {
  display: block;
  margin-bottom: 7px;
  color: var(--faint);
  font-size: 12px;
  text-transform: uppercase;
}

.sidebar-status strong,
.app-toolbar strong,
.agent-lane strong,
.metrics strong,
.docs-grid strong,
.roadmap-line strong {
  color: #eef3ff;
  font-size: 14px;
  font-weight: 650;
}

.workbench {
  padding: 18px;
  min-width: 0;
}

.workbench-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.toolbar-actions {
  display: flex;
  gap: 6px;
}

.toolbar-actions button {
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.03);
  color: #cbd4e3;
  font-size: 12px;
}

.toolbar-actions button:hover {
  color: var(--text);
  border-color: var(--line-strong);
}

.workspace-panel {
  min-height: 468px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.026), transparent),
    rgba(0, 0, 0, 0.13);
}

.view-panel {
  display: none;
}

.view-panel.is-active {
  display: block;
}

.issue-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
  padding: 28px 30px 12px;
}

.issue-head h3 {
  margin: 0;
  color: #eef3ff;
  font-size: 24px;
}

.issue-head strong {
  color: var(--cyan);
  font-size: 18px;
}

.issue-copy {
  max-width: 680px;
  margin: 0;
  padding: 0 30px 24px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.activity-feed {
  border-top: 1px solid var(--line);
}

.activity-feed div {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 12px;
  padding: 17px 30px;
  border-top: 1px solid var(--line);
}

.activity-feed div:first-child {
  border-top: 0;
}

.activity-feed span {
  width: 8px;
  height: 8px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(116, 214, 255, 0.34);
}

.activity-feed p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.activity-feed strong {
  color: #dce4f1;
}

.transport-editor {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.transport-editor div,
.agent-map div,
.ledger-list div {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.026);
}

.transport-editor div {
  min-height: 118px;
  padding: 16px;
}

.transport-editor div.selected {
  border-color: rgba(116, 214, 255, 0.28);
  background: rgba(116, 214, 255, 0.04);
}

.transport-editor span,
.agent-map span,
.ledger-list span,
.inspector-head span,
.proof-summary span,
.message-box span {
  display: block;
  margin-bottom: 10px;
  color: var(--faint);
  font-size: 12px;
  text-transform: uppercase;
}

.transport-editor code,
.ledger-list strong,
.inspector-log code {
  color: #c3ccdc;
  font-size: 12px;
  line-height: 1.65;
  word-break: break-word;
}

.agent-map {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 18px;
}

.agent-map div {
  min-height: 430px;
  padding: 18px;
}

.agent-map strong {
  display: block;
  margin: 72px 0 18px;
  color: #eef3ff;
  font-size: 24px;
}

.agent-map p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.ledger-list {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.ledger-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 88px;
  padding: 18px;
}

.inspector {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 18px;
  border-left: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.015);
}

.inspector-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.inspector-head button {
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
}

.proof-summary {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.proof-summary div,
.inspector-log,
.message-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.13);
}

.proof-summary div {
  padding: 14px;
}

.proof-summary strong {
  color: #eef3ff;
  font-size: 14px;
}

.inspector-log {
  flex: 1;
  padding: 14px;
}

.inspector-log p {
  margin: 0;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.inspector-log p:first-child {
  border-top: 0;
  padding-top: 0;
}

.inspector-log strong {
  color: #dce4f1;
}

.message-box {
  margin-top: 14px;
  padding: 12px;
}

.message-box input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: #dce4f1;
}

.trace-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 12px;
}

.trace-card,
.transport-panel,
.feature-ui,
.docs-grid a,
.sdk-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.025);
}

.trace-card {
  min-height: 104px;
  padding: 14px;
}

.trace-card.large {
  grid-row: span 2;
}

.trace-card p {
  color: #d9e0ec;
  font-size: 14px;
  line-height: 1.62;
}

.trace-card code,
.transport-panel code,
.code-comparison code,
.sdk-card code {
  color: #c3ccdc;
  font-size: 12px;
  line-height: 1.7;
  word-break: break-word;
}

.transport-panel {
  margin-top: 12px;
  padding: 14px;
  border-color: rgba(116, 214, 255, 0.26);
  background: rgba(116, 214, 255, 0.04);
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.panel-head strong {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 650;
}

.agent-lane {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.agent-lane div {
  padding: 15px;
  border-left: 1px solid var(--line);
}

.agent-lane div:first-child {
  border-left: 0;
}

.manifesto {
  padding: 86px 0 74px;
  text-align: center;
  border-top: 1px solid var(--line);
}

.manifesto p {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: clamp(24px, 3.5vw, 46px);
  line-height: 1.12;
}

.manifesto h2 {
  margin-bottom: 0;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: 98px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.022);
}

.metrics div {
  padding: 22px;
  border-left: 1px solid var(--line);
}

.metrics div:first-child {
  border-left: 0;
}

.feature-block {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 58px;
  align-items: center;
  padding: 104px 0;
  border-top: 1px solid var(--line);
}

.feature-block.flip {
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
}

.feature-block.flip .feature-copy {
  order: 2;
}

.feature-copy {
  max-width: 520px;
}

.module-number {
  color: var(--cyan);
  font-weight: 650;
}

.feature-copy p:not(.module-number),
.section-heading p:not(.module-number),
.docs-grid p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.62;
}

.feature-ui {
  min-height: 320px;
  padding: 18px;
}

.code-comparison {
  display: grid;
  gap: 12px;
}

.code-comparison div {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.14);
}

.code-comparison .selected {
  border-color: rgba(116, 214, 255, 0.28);
  background: rgba(116, 214, 255, 0.04);
}

.code-comparison span,
.proof-list span,
.runtime-table span {
  display: block;
  margin-bottom: 10px;
  color: #dce4f1;
  font-size: 12px;
  font-weight: 650;
}

.proof-list {
  display: grid;
}

.proof-list div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  min-height: 70px;
  padding: 18px 4px;
  border-top: 1px solid var(--line);
}

.proof-list div:first-child {
  border-top: 0;
}

.proof-list strong {
  color: #eef3ff;
  font-size: 14px;
  word-break: break-word;
}

.runtime-table {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.runtime-table div {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.13);
}

.runtime-table strong {
  display: block;
  margin-bottom: 72px;
  color: #eef3ff;
  font-size: 24px;
}

.runtime-table p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.52;
}

.docs-block,
.roadmap-block,
.sdk-block,
.cta {
  padding: 104px 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.docs-grid a {
  min-height: 230px;
  padding: 22px;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.docs-grid a:hover {
  transform: translateY(-2px);
  border-color: rgba(116, 214, 255, 0.24);
  background: rgba(116, 214, 255, 0.035);
}

.docs-grid strong {
  display: block;
  margin-bottom: 18px;
  font-size: 18px;
}

.roadmap-line {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.022);
}

.roadmap-line div {
  min-height: 150px;
  padding: 22px;
  border-left: 1px solid var(--line);
}

.roadmap-line div:first-child {
  border-left: 0;
}

.roadmap-line strong {
  display: block;
  margin-top: 36px;
  font-size: 18px;
}

.sdk-card {
  padding: 24px;
}

.sdk-card pre {
  margin: 0;
  white-space: pre-wrap;
}

.sdk-card code {
  font-size: 14px;
}

.cta {
  min-height: 420px;
  display: grid;
  place-items: center;
  text-align: center;
}

.cta p {
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 20px;
}

.cta h2 {
  margin-bottom: 26px;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 620ms ease, transform 620ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .site-frame {
    width: min(100% - 28px, 720px);
  }

  .topbar {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .nav-action {
    justify-self: end;
  }

  .hero {
    min-height: auto;
    padding: 70px 0 38px;
  }

  h1 {
    font-size: clamp(42px, 10.5vw, 68px);
  }

  .app-window,
  .feature-block,
  .feature-block.flip {
    grid-template-columns: 1fr;
  }

  .feature-block.flip .feature-copy {
    order: 0;
  }

  .app-sidebar {
    display: none;
  }

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

  .workspace-panel {
    min-height: auto;
  }

  .agent-map {
    grid-template-columns: 1fr;
  }

  .agent-map div {
    min-height: 180px;
  }

  .agent-map strong {
    margin: 28px 0 14px;
  }

  .metrics,
  .agent-lane,
  .runtime-table,
  .docs-grid,
  .roadmap-line {
    grid-template-columns: 1fr;
  }

  .metrics div,
  .agent-lane div,
  .roadmap-line div {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .metrics div:first-child,
  .agent-lane div:first-child,
  .roadmap-line div:first-child {
    border-top: 0;
  }

  .feature-block,
  .docs-block,
  .roadmap-block,
  .sdk-block,
  .cta {
    padding: 76px 0;
  }
}

@media (max-width: 560px) {
  .site-frame {
    width: min(100% - 20px, 430px);
  }

  .brand {
    font-size: 13px;
  }

  .nav-action {
    display: none;
  }

  .release-pill {
    max-width: 100%;
    gap: 8px;
    font-size: 12px;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .app-main,
  .workbench,
  .inspector,
  .feature-ui,
  .sdk-card {
    padding: 14px;
  }

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

  .workbench-top {
    align-items: start;
    flex-direction: column;
    gap: 12px;
  }

  .toolbar-actions {
    width: 100%;
  }

  .toolbar-actions button {
    flex: 1;
  }

  .trace-card.large {
    grid-row: auto;
  }
}