/* Agent Fridge GitHub Pages publication. */

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

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--cp-border-strong) var(--cp-bg);
}

body {
  margin: 0;
  background: var(--cp-bg);
  color: var(--cp-text);
  font-family: "Segoe UI", Aptos, Calibri, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

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

button,
a {
  -webkit-tap-highlight-color: var(--cp-highlight);
}

a {
  color: var(--cp-link);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 0.08em;
}

a:hover {
  color: var(--cp-accent-hover);
}

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

code,
pre,
kbd,
samp {
  font-family: Consolas, "Courier New", Courier, monospace;
}

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

:focus-visible {
  outline: 3px solid var(--cp-accent);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border: 1px solid var(--cp-border-strong);
  border-radius: 0.625rem;
  background: var(--cp-panel-strong);
  color: var(--cp-text);
  transform: translateY(-160%);
}

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

.reading-progress {
  position: fixed;
  z-index: 900;
  inset: 0 0 auto;
  height: 4px;
  background: var(--cp-border);
}

.reading-progress-bar {
  width: 100%;
  height: 100%;
  background: var(--cp-accent);
  transform: scaleX(0);
  transform-origin: left;
}

.site-header {
  position: sticky;
  z-index: 800;
  top: 4px;
  border-bottom: 1px solid var(--cp-border);
  background: var(--cp-overlay);
  backdrop-filter: blur(14px);
}

.header-main {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.container {
  width: min(100% - 32px, 1180px);
  margin-inline: auto;
}

.wordmark {
  display: inline-flex;
  min-width: max-content;
  align-items: center;
  gap: 10px;
  color: var(--cp-text);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.wordmark img {
  width: 30px;
  height: 30px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.theme-toggle,
.icon-button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface);
  color: var(--cp-text);
  cursor: pointer;
}

.theme-toggle:hover,
.icon-button:hover {
  border-color: var(--cp-border-strong);
  background: var(--cp-surface-soft);
}

.theme-toggle svg,
.icon-button svg {
  width: 18px;
  height: 18px;
  color: var(--cp-accent);
}

.section-nav {
  border-top: 1px solid var(--cp-border);
  overflow-x: auto;
  scrollbar-width: thin;
}

.section-nav ul {
  display: flex;
  width: max-content;
  min-width: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
}

.section-nav a {
  display: block;
  padding: 9px 14px 10px;
  border-bottom: 3px solid var(--cp-bg);
  color: var(--cp-text-muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.section-nav a:hover,
.section-nav a[aria-current="location"] {
  border-bottom-color: var(--cp-accent);
  color: var(--cp-text);
}

main {
  overflow: clip;
}

section {
  padding-block: 88px;
  scroll-margin-top: 116px;
}

section:nth-of-type(even) {
  background: var(--cp-bg-elevated);
}

.hero {
  min-height: 720px;
  display: grid;
  align-items: center;
  padding-block: 88px 76px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.88fr);
  align-items: center;
  gap: 64px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--cp-accent);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--cp-text);
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(2.75rem, 6vw, 5.3rem);
  letter-spacing: -0.045em;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 4vw, 3.35rem);
  letter-spacing: -0.035em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.25rem;
  letter-spacing: -0.015em;
}

.hero-lede,
.section-lede {
  max-width: 780px;
  margin: 0;
  color: var(--cp-text-muted);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-lede strong,
.section-lede strong {
  color: var(--cp-text);
}

.hero-actions,
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--cp-border-strong);
  border-radius: 0.625rem;
  background: var(--cp-surface);
  color: var(--cp-text);
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}

.button:hover {
  background: var(--cp-surface-soft);
  color: var(--cp-text);
}

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

.button.primary:hover {
  border-color: var(--cp-accent-hover);
  background: var(--cp-accent-hover);
  color: var(--cp-accent-fg);
}

.button.small {
  min-height: 36px;
  padding: 6px 12px;
  font-size: 0.85rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 28px 0 0;
  padding: 0;
  color: var(--cp-text-soft);
  font-size: 0.9rem;
  list-style: none;
}

.hero-meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-meta li::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cp-success);
  content: "";
}

.article-header {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  align-items: end;
  gap: 48px;
  margin-bottom: 44px;
}

.article-header > :last-child {
  margin-bottom: 4px;
}

.prose {
  max-width: 790px;
}

.prose p {
  margin: 0 0 20px;
}

.prose p:last-child {
  margin-bottom: 0;
}

.wide-prose {
  max-width: 940px;
}

.coordination-islands {
  margin-top: 40px;
  padding: 24px;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 0 2px var(--cp-border), 0 1px 2px var(--cp-border);
}

.island-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.harness-island {
  padding: 16px;
  border: 1px solid var(--cp-border);
  border-top: 4px solid var(--cp-link);
  border-radius: 0.625rem;
  background: var(--cp-surface-soft);
}

.island-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.island-heading span,
.checkout-heading span {
  color: var(--cp-text-muted);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.island-heading strong {
  font-size: 0.92rem;
  text-align: right;
}

.island-workers {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 18px 0;
}

.island-workers span {
  padding: 6px 8px;
  border: 1px solid var(--cp-border);
  border-radius: 999px;
  background: var(--cp-surface);
  color: var(--cp-text-muted);
  font-family: Consolas, "Courier New", Courier, monospace;
  font-size: 0.72rem;
}

.harness-island code {
  display: block;
  padding: 8px 10px;
  border: 1px solid var(--cp-border);
  border-radius: 0.4rem;
  background: var(--cp-surface);
  color: var(--cp-success);
  font-size: 0.72rem;
}

.all-write-line {
  position: relative;
  display: grid;
  min-height: 72px;
  place-items: center;
}

.all-write-line::before {
  position: absolute;
  top: 0;
  bottom: 18px;
  left: 50%;
  width: 2px;
  background: var(--cp-border-strong);
  content: "";
}

.all-write-line::after {
  position: absolute;
  bottom: 12px;
  left: calc(50% - 5px);
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--cp-border-strong);
  border-bottom: 2px solid var(--cp-border-strong);
  content: "";
  transform: rotate(45deg);
}

.all-write-line span {
  position: relative;
  z-index: 1;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--cp-surface);
  color: var(--cp-text-muted);
  font-size: 0.75rem;
  font-weight: 750;
}

.checkout-target {
  display: grid;
  grid-template-columns: minmax(180px, 0.72fr) minmax(0, 1.28fr) auto;
  align-items: center;
  gap: 18px;
  padding: 18px;
  border: 2px solid var(--cp-danger);
  border-radius: 0.625rem;
  background: var(--cp-surface-soft);
}

.checkout-heading strong {
  display: block;
  margin-top: 4px;
}

.colliding-paths {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.colliding-paths code {
  padding: 7px 9px;
  border: 1px solid var(--cp-border);
  border-radius: 0.4rem;
  background: var(--cp-surface);
  font-size: 0.72rem;
}

.collision-flag {
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--cp-danger);
  color: var(--cp-accent-fg);
  font-size: 0.72rem;
  font-weight: 850;
  white-space: nowrap;
}

.islands-caption {
  margin: 18px 0 0;
  color: var(--cp-text-muted);
}

.islands-caption strong {
  color: var(--cp-text);
}

.callout {
  margin-block: 28px;
  padding: 20px 22px;
  border: 1px solid var(--cp-border);
  border-left: 5px solid var(--cp-accent);
  border-radius: 0.625rem;
  background: var(--cp-accent-soft);
}

.callout strong {
  color: var(--cp-text);
}

.callout.warning {
  border-left-color: var(--cp-warning);
  background: var(--cp-surface);
}

.callout.success {
  border-left-color: var(--cp-success);
  background: var(--cp-surface);
}

.stat-grid,
.principle-grid,
.scope-grid,
.compat-grid,
.install-grid,
.cta-grid {
  display: grid;
  gap: 16px;
}

.stat-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 36px;
}

.stat-card,
.principle-card,
.scope-card,
.install-card,
.cta-card {
  padding: 22px;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 0 2px var(--cp-border), 0 1px 2px var(--cp-border);
}

.stat-card strong {
  display: block;
  color: var(--cp-accent);
  font-size: 2rem;
  line-height: 1;
}

.stat-card span {
  display: block;
  margin-top: 8px;
  color: var(--cp-text-muted);
}

.incident-stage {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 36px;
}

.terminal-window {
  overflow: hidden;
  border: 1px solid var(--cp-border-strong);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 0 2px var(--cp-border), 0 1px 2px var(--cp-border);
}

.terminal-titlebar {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--cp-border);
  background: var(--cp-surface-soft);
}

.terminal-titlebar strong {
  font-size: 0.84rem;
}

.terminal-dots {
  display: flex;
  gap: 5px;
}

.terminal-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cp-border-strong);
}

.terminal-body {
  min-height: 250px;
  padding: 18px;
  color: var(--cp-text);
  font-family: Consolas, "Courier New", Courier, monospace;
  font-size: 0.83rem;
  line-height: 1.75;
}

.terminal-body p {
  margin: 0;
}

.terminal-body .prompt {
  color: var(--cp-link);
}

.terminal-body .ok {
  color: var(--cp-success);
}

.terminal-body .danger {
  color: var(--cp-danger);
}

.terminal-body .muted {
  color: var(--cp-text-muted);
}

.timeline {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface);
}

.timeline time {
  color: var(--cp-accent);
  font-family: Consolas, "Courier New", Courier, monospace;
  font-size: 0.8rem;
  font-weight: 800;
}

.timeline p {
  margin: 0;
}

.sequence {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin-top: 32px;
  padding: 0;
  list-style: none;
}

.sequence li {
  position: relative;
  min-height: 130px;
  padding: 16px 14px;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
}

.sequence li:not(:last-child)::after {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -13px;
  color: var(--cp-accent);
  content: ">";
  font-weight: 900;
}

.sequence b {
  display: block;
  margin-bottom: 8px;
  color: var(--cp-accent);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sequence span {
  color: var(--cp-text-muted);
  font-size: 0.9rem;
}

.figure {
  margin: 36px 0 0;
}

.figure-media {
  overflow: hidden;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 0 2px var(--cp-border), 0 1px 2px var(--cp-border);
}

.figure-media img {
  width: 100%;
  height: auto;
}

figcaption {
  max-width: 900px;
  margin-top: 12px;
  color: var(--cp-text-muted);
  font-size: 0.9rem;
}

.principle-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 32px;
}

.principle-card .number {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  margin-bottom: 16px;
  border-radius: 50%;
  background: var(--cp-accent);
  color: var(--cp-accent-fg);
  font-weight: 850;
}

.principle-card p,
.scope-card p,
.install-card p,
.cta-card p {
  margin: 0;
  color: var(--cp-text-muted);
}

.metaphor {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  align-items: center;
  gap: 48px;
}

.fridge-door {
  position: relative;
  min-height: 420px;
  padding: 34px;
  border: 1px solid var(--cp-border-strong);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: var(--cp-shadow);
}

.fridge-door::before {
  position: absolute;
  inset: 0 50% 0 auto;
  border-left: 1px solid var(--cp-border);
  content: "";
}

.fridge-door::after {
  position: absolute;
  top: 142px;
  left: calc(50% - 10px);
  width: 7px;
  height: 120px;
  border-radius: 4px;
  background: var(--cp-border-strong);
  box-shadow: 20px 0 0 var(--cp-border-strong);
  content: "";
}

.sticky-note {
  position: absolute;
  z-index: 2;
  width: 160px;
  min-height: 112px;
  padding: 18px;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-bg-elevated);
  box-shadow: 0 0 2px var(--cp-border), 0 1px 2px var(--cp-border);
}

.sticky-note::before {
  position: absolute;
  top: 10px;
  left: 50%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cp-accent);
  content: "";
  transform: translateX(-50%);
}

.sticky-note strong {
  display: block;
  margin-top: 12px;
}

.sticky-note span {
  color: var(--cp-text-muted);
  font-size: 0.84rem;
}

.note-one {
  top: 42px;
  left: 28px;
  transform: rotate(-2deg);
}

.note-two {
  top: 54px;
  right: 26px;
  transform: rotate(2deg);
}

.note-three {
  bottom: 34px;
  left: 76px;
  transform: rotate(1deg);
}

.fridge-door.hero-fridge {
  width: 100%;
  min-height: 470px;
}

.hero-fridge .sticky-note {
  width: 184px;
  min-height: 128px;
}

.hero-fridge .sticky-note strong {
  line-height: 1.2;
}

.hero-fridge .sticky-note span {
  display: block;
  margin-top: 8px;
  font-family: Consolas, "Courier New", Courier, monospace;
  font-size: 0.75rem;
}

.hero-note-review {
  top: 44px;
  left: 26px;
  transform: rotate(-2deg);
}

.hero-note-design {
  top: 56px;
  right: 24px;
  transform: rotate(2deg);
}

.hero-note-qa {
  bottom: 40px;
  left: 54px;
  transform: rotate(1deg);
}

.hero-fridge-caption {
  position: absolute;
  right: 26px;
  bottom: 54px;
  z-index: 2;
  width: 170px;
  padding: 14px;
  border: 1px solid var(--cp-border);
  border-left: 4px solid var(--cp-accent);
  border-radius: 0.625rem;
  background: var(--cp-surface-soft);
}

.hero-fridge-caption span {
  display: block;
  color: var(--cp-accent);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-fridge-caption strong {
  display: block;
  margin-top: 5px;
  font-size: 0.84rem;
  line-height: 1.35;
}

.workspace-shell {
  margin-top: 36px;
  overflow: hidden;
  border: 1px solid var(--cp-border-strong);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 0 2px var(--cp-border), 0 1px 2px var(--cp-border);
}

.workspace-toolbar {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--cp-border);
  background: var(--cp-surface-soft);
}

.workspace-toolbar p {
  margin: 0;
}

.workspace-toolbar strong {
  display: block;
}

.workspace-toolbar span {
  color: var(--cp-text-muted);
  font-size: 0.82rem;
}

.workspace-grid {
  display: grid;
  grid-template-columns: 350px minmax(0, 1fr);
  min-height: 620px;
}

.agent-board {
  padding: 18px;
  border-right: 1px solid var(--cp-border);
  background: var(--cp-bg-elevated);
}

.board-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.board-heading h3 {
  margin: 0;
  font-size: 1rem;
}

.board-heading span {
  color: var(--cp-text-muted);
  font-size: 0.75rem;
}

.claim-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.claim-card {
  padding: 14px;
  border: 1px solid var(--cp-border);
  border-left: 4px solid var(--cp-success);
  border-radius: 0.625rem;
  background: var(--cp-surface);
}

.claim-card[data-state="blocked"] {
  border-left-color: var(--cp-danger);
  background: var(--cp-accent-soft);
}

.claim-card[data-active="true"] {
  border-color: var(--cp-accent);
}

.claim-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.claim-top strong {
  font-size: 0.88rem;
}

.vendor-pill,
.state-pill,
.compat-pill,
.mode-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--cp-border);
  border-radius: 999px;
  background: var(--cp-surface-soft);
  color: var(--cp-text);
  font-size: 0.72rem;
  font-weight: 750;
  white-space: nowrap;
}

.vendor-pill,
.state-pill,
.mode-pill {
  padding: 3px 8px;
}

.claim-path {
  display: block;
  margin-top: 9px;
  color: var(--cp-text);
  font-family: Consolas, "Courier New", Courier, monospace;
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}

.claim-task {
  display: block;
  margin-top: 5px;
  color: var(--cp-text-muted);
  font-size: 0.78rem;
}

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

.terminal-tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 10px;
}

.terminal-tab {
  min-height: 38px;
  padding: 7px 11px;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface);
  color: var(--cp-text-muted);
  font-weight: 750;
  cursor: pointer;
  white-space: nowrap;
}

.terminal-tab[aria-selected="true"] {
  border-color: var(--cp-accent);
  background: var(--cp-accent-soft);
  color: var(--cp-text);
}

.terminal-panel {
  min-height: 300px;
  padding-top: 4px;
}

.pane-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.pane-summary p {
  margin: 0;
}

.pane-summary strong {
  display: block;
}

.pane-summary span {
  color: var(--cp-text-muted);
  font-size: 0.82rem;
}

.code-shell {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--cp-border-strong);
  border-radius: 0.625rem;
  background: var(--cp-bg-elevated);
}

.code-shell + .code-shell {
  margin-top: 14px;
}

.code-label {
  display: flex;
  min-height: 38px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 10px 7px 14px;
  border-bottom: 1px solid var(--cp-border);
  background: var(--cp-surface-soft);
  color: var(--cp-text-muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.copy-button {
  min-height: 30px;
  padding: 4px 9px;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface);
  color: var(--cp-text);
  font-size: 0.75rem;
  font-weight: 750;
  cursor: pointer;
}

.copy-button:hover {
  border-color: var(--cp-border-strong);
  background: var(--cp-bg-elevated);
}

pre {
  margin: 0;
  padding: 16px;
  overflow: auto;
  color: var(--cp-text);
  font-size: 0.82rem;
  line-height: 1.65;
  tab-size: 2;
}

.terminal-output {
  color: var(--cp-text-muted);
}

.terminal-output .exit-ok {
  color: var(--cp-success);
}

.terminal-output .exit-conflict {
  color: var(--cp-danger);
}

.collision-lab {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--cp-border);
}

.collision-lab h3 {
  font-size: 1rem;
}

.collision-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.topology-note {
  margin-top: 24px;
  padding: 18px;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface);
}

.topology-note p {
  margin: 0;
}

.transcript-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 24px;
  align-items: start;
  margin-top: 34px;
}

.exit-code-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.exit-code-list li {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface);
}

.exit-code-list code {
  color: var(--cp-accent);
  font-weight: 850;
}

.compat-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 30px;
}

.compat-group {
  padding: 20px;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
}

.compat-group h3 {
  font-size: 1rem;
}

.compat-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.compat-pill {
  padding: 6px 10px;
}

.operating-loop {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
  margin: 30px 0;
  padding: 0;
  list-style: none;
}

.operating-loop li {
  min-height: 118px;
  padding: 14px 12px;
  border: 1px solid var(--cp-border);
  border-radius: 0.625rem;
  background: var(--cp-surface);
}

.operating-loop b {
  display: block;
  margin-bottom: 8px;
  color: var(--cp-accent);
  font-size: 0.73rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.operating-loop span {
  color: var(--cp-text-muted);
  font-size: 0.82rem;
}

.handoff-contract {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 28px;
  margin-top: 32px;
}

.handoff-list {
  margin: 0;
  padding-left: 22px;
}

.handoff-list li + li {
  margin-top: 8px;
}

.table-wrap {
  margin-top: 32px;
  overflow-x: auto;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

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

th {
  background: var(--cp-surface-soft);
  color: var(--cp-text);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

td {
  color: var(--cp-text-muted);
}

tbody tr:last-child td {
  border-bottom: 0;
}

td strong {
  color: var(--cp-text);
}

.install-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 32px;
}

.install-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 14px;
}

.install-card .code-shell {
  margin-top: auto;
}

.quickstart {
  margin-top: 28px;
}

.scope-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 30px;
}

.scope-card.solve {
  border-top: 5px solid var(--cp-success);
}

.scope-card.limit {
  border-top: 5px solid var(--cp-warning);
}

.scope-card ul {
  margin: 14px 0 0;
  padding-left: 22px;
  color: var(--cp-text-muted);
}

.scope-card li + li {
  margin-top: 8px;
}

.security-boundary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
  margin-top: 24px;
}

.security-boundary > div {
  padding: 20px;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
}

.security-boundary h3 {
  font-size: 1.05rem;
}

.security-boundary p {
  margin: 0;
  color: var(--cp-text-muted);
}

.cta-section {
  padding-bottom: 110px;
}

.cta-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: stretch;
}

.cta-card.primary-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--cp-accent);
  color: var(--cp-accent-fg);
}

.cta-card.primary-card h2,
.cta-card.primary-card p,
.cta-card.primary-card a {
  color: var(--cp-accent-fg);
}

.cta-card.primary-card .button {
  border-color: var(--cp-accent-fg);
  background: var(--cp-accent-fg);
  color: var(--cp-accent);
}

.cta-card.primary-card .button:hover {
  background: var(--cp-bg-elevated);
  color: var(--cp-accent-hover);
}

.site-footer {
  padding-block: 36px;
  border-top: 1px solid var(--cp-border);
  background: var(--cp-bg-elevated);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-grid p {
  margin: 0;
  color: var(--cp-text-muted);
  font-size: 0.88rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.footer-links a {
  font-size: 0.88rem;
}

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

.copy-status {
  min-height: 1.5em;
  margin: 10px 0 0;
  color: var(--cp-text-muted);
  font-size: 0.82rem;
}

.not-found {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 32px;
}

.not-found-card {
  width: min(100%, 680px);
  padding: 36px;
  border: 1px solid var(--cp-border);
  border-radius: 16px;
  background: var(--cp-surface);
  box-shadow: 0 0 2px var(--cp-border), 0 1px 2px var(--cp-border);
  text-align: center;
}

.not-found-card img {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
}

.not-found-card h1 {
  font-size: clamp(2.4rem, 8vw, 4.6rem);
}

.not-found-card p {
  color: var(--cp-text-muted);
}

html[data-theme="dark"] .section-nav a,
html[data-theme="dark"] .hero-lede,
html[data-theme="dark"] .section-lede,
html[data-theme="dark"] .island-heading span,
html[data-theme="dark"] .checkout-heading span,
html[data-theme="dark"] .island-workers span,
html[data-theme="dark"] .all-write-line span,
html[data-theme="dark"] .islands-caption,
html[data-theme="dark"] .stat-card span,
html[data-theme="dark"] .terminal-body .muted,
html[data-theme="dark"] .sequence span,
html[data-theme="dark"] figcaption,
html[data-theme="dark"] .principle-card p,
html[data-theme="dark"] .scope-card p,
html[data-theme="dark"] .install-card p,
html[data-theme="dark"] .cta-card:not(.primary-card) p,
html[data-theme="dark"] .sticky-note span,
html[data-theme="dark"] .workspace-toolbar span,
html[data-theme="dark"] .board-heading span,
html[data-theme="dark"] .claim-task,
html[data-theme="dark"] .terminal-tab:not([aria-selected="true"]),
html[data-theme="dark"] .pane-summary span,
html[data-theme="dark"] .code-label,
html[data-theme="dark"] .terminal-output,
html[data-theme="dark"] .operating-loop span,
html[data-theme="dark"] td,
html[data-theme="dark"] .scope-card ul,
html[data-theme="dark"] .security-boundary p,
html[data-theme="dark"] .footer-grid p,
html[data-theme="dark"] .copy-status,
html[data-theme="dark"] .not-found-card p {
  color: var(--cp-text-soft);
}

@media (max-width: 1050px) {
  .hero-grid,
  .article-header,
  .metaphor,
  .cta-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-fridge {
    width: min(100%, 680px);
  }

  .sequence {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sequence li:nth-child(3)::after {
    content: "";
  }

  .workspace-grid {
    grid-template-columns: 300px minmax(0, 1fr);
  }

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

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

@media (max-width: 800px) {
  section {
    padding-block: 68px;
  }

  .header-main {
    min-height: 58px;
  }

  .theme-toggle .toggle-label {
    display: none;
  }

  .hero-grid {
    gap: 40px;
  }

  .hero {
    padding-top: 64px;
  }

  .stat-grid,
  .principle-grid,
  .install-grid,
  .scope-grid,
  .security-boundary,
  .handoff-contract,
  .transcript-layout {
    grid-template-columns: 1fr;
  }

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

  .checkout-target {
    grid-template-columns: 1fr;
  }

  .collision-flag {
    justify-self: start;
  }

  .incident-stage {
    grid-template-columns: 1fr;
  }

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

  .agent-board {
    border-right: 0;
    border-bottom: 1px solid var(--cp-border);
  }

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

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

  .footer-grid {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 24px, 1180px);
  }

  .wordmark span {
    font-size: 0.9rem;
  }

  .header-actions .github-link {
    display: none;
  }

  h1 {
    font-size: clamp(2.5rem, 13vw, 3.8rem);
  }

  h2 {
    font-size: clamp(1.85rem, 10vw, 2.7rem);
  }

  .hero-actions,
  .cta-row {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .coordination-islands {
    padding: 14px;
  }

  .island-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .island-heading strong {
    text-align: left;
  }

  .incident-stage {
    gap: 12px;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

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

  .sequence li::after {
    content: "" !important;
  }

  .fridge-door {
    min-height: 500px;
    padding: 20px;
  }

  .fridge-door.hero-fridge {
    min-height: 570px;
  }

  .sticky-note {
    width: 138px;
  }

  .hero-fridge .sticky-note {
    width: 142px;
    min-height: 124px;
    padding: 15px;
  }

  .hero-note-review {
    top: 34px;
    left: 12px;
  }

  .hero-note-design {
    top: 50px;
    right: 10px;
  }

  .hero-note-qa {
    bottom: 118px;
    left: 20px;
  }

  .hero-fridge-caption {
    right: 12px;
    bottom: 34px;
    width: 148px;
  }

  .note-one {
    left: 14px;
  }

  .note-two {
    right: 12px;
  }

  .note-three {
    bottom: 48px;
    left: 32px;
  }

  .workspace-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .workspace-toolbar .button {
    width: 100%;
  }

  .claim-list,
  .collision-grid,
  .compat-grid {
    grid-template-columns: 1fr;
  }

  .terminal-stage,
  .agent-board {
    padding: 12px;
  }

  .pane-summary {
    align-items: flex-start;
    flex-direction: column;
  }

  pre {
    padding: 14px;
    font-size: 0.76rem;
  }

  .operating-loop {
    grid-template-columns: 1fr;
  }

  .not-found-card {
    padding: 28px 20px;
  }
}

@media (max-width: 340px) {
  .fridge-door.hero-fridge {
    min-height: 650px;
  }

  .hero-fridge .sticky-note {
    width: 132px;
  }

  .hero-note-qa {
    bottom: 160px;
    left: 16px;
  }

  .hero-fridge-caption {
    right: 10px;
    bottom: 28px;
    width: 138px;
  }
}

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

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

@media print {
  .reading-progress,
  .site-header,
  .copy-button,
  .theme-toggle,
  .workspace-toolbar .button {
    display: none !important;
  }

  body,
  section {
    background: var(--cp-surface) !important;
  }

  section {
    break-inside: avoid;
  }
}