/* System fonts and local assets only. Outcome colors always accompany words or symbols. */
:root {
  color-scheme: dark;
  --bg: #10181e;
  --surface: #152029;
  --terminal: #0b1116;
  --fg: #edf2f5;
  --muted: #a5b4bf;
  --line: #34434e;
  --allow: #89d9c4;
  --ask: #f0ca83;
  --block: #ffa394;
  --code: #ff7b72;
  --focus: #b4d6ff;
  --ansi-blue: #8fb8ff;
  --ansi-magenta: #e0a3f0;
  --ansi-cyan: #7dd3e6;
  --sans: "Avenir Next", Avenir, "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 2rem; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.7 var(--sans); }
a { color: inherit; text-underline-offset: .22em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
a, button { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 5px; }
::selection { color: var(--bg); background: var(--fg); }
button { font: inherit; }
button[hidden] { display: none; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.15; }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.55rem); font-weight: 600; letter-spacing: -.045em; }
h3 { font-size: 1.1rem; font-weight: 650; letter-spacing: -.015em; }
p + p { margin-top: 1.15rem; }
code, pre, .mono { font-family: var(--mono); }
code { font-size: .85em; overflow-wrap: anywhere; color: var(--code); background: var(--surface); border: 1px solid var(--line); border-radius: 4px; padding: .06em .32em; }
pre { margin: 0; tab-size: 2; }
pre code { font-size: inherit; overflow-wrap: normal; color: inherit; background: none; border: 0; padding: 0; }
.wrap { width: min(1184px, calc(100% - 96px)); margin-inline: auto; }
.masthead { display: flex; align-items: center; justify-content: space-between; padding-block: 27px; }
.wordmark { font: 700 2.2rem/1 var(--mono); letter-spacing: -.09em; text-decoration: none; }
.wordmark span { color: var(--muted); }
nav { display: flex; align-items: center; flex-wrap: wrap; gap: 1.8rem; font-size: .85rem; }
.masthead nav a { text-decoration: none; padding-block: .6rem; }
.masthead nav a:hover { text-decoration: underline; }
.masthead nav .nav-install { padding: .45rem 1.15rem; border: 1px solid var(--line); border-radius: 4px; }
.skip-link { position: absolute; left: 1rem; top: -6rem; z-index: 2; padding: .6rem 1rem; background: var(--fg); color: var(--bg); }
.skip-link:focus { top: 1rem; }
.hero { padding: 62px 0 42px; }
.hero h1 { max-width: 1100px; font-size: clamp(2.7rem, 7.5vw, 6.5rem); font-weight: 600; letter-spacing: -.065em; line-height: 1.03; }
.hero-bottom { display: grid; grid-template-columns: 1.2fr 1fr; align-items: start; gap: 5rem; margin-top: 38px; }
.hero-intro { max-width: 550px; color: var(--muted); font-size: 1.13rem; line-height: 1.6; }
.hero-install { min-width: 0; }
.availability { font: 500 .75rem/1.5 var(--mono); color: var(--ask); margin-bottom: .65rem; }
.availability span { color: var(--muted); }
.hero-links { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem; margin-top: .8rem; font-size: .78rem; color: var(--muted); }
.unavailable { color: var(--muted); }
.unavailable small { font-size: .9em; }
.terminal { border: 1px solid var(--line); border-radius: 7px; background: var(--terminal); overflow: hidden; }
.terminal-bar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; border-bottom: 1px solid var(--line); padding: .85rem 1.6rem; color: var(--muted); font: .72rem/1.5 var(--mono); }
.terminal-bar h2 { font: inherit; letter-spacing: 0; }
.terminal-mark { margin-right: .75rem; color: var(--fg); }
.terminal-caption { text-align: right; }
.terminal-body { padding: 1.8rem 2rem 2rem; font: .82rem/1.8 var(--mono); overflow-wrap: anywhere; }
.session-prompt { color: var(--fg); margin-bottom: 1.45rem; }
.session-prompt > span { color: var(--muted); }
.ask { color: var(--ask); }
.block { color: var(--block); }
.annotation { margin-top: .4rem; padding-left: 1.15rem; color: var(--muted); font-size: .76rem; }
.view-label { margin-top: 1.3rem; }
.tab-panel > .view-label:first-child { margin-top: 0; }
/* Terminal view: Claude Code's rendering (● header, ⎿ result rows with a hanging indent, raw Markdown). */
.cc-view .session-prompt { margin-top: 1.2rem; }
.cc-call { margin-top: 1.1rem; }
.cc-head { color: var(--fg); }
.cc-tool { font-weight: 700; }
.cc-dot { color: var(--muted); }
.cc-done { color: var(--allow); }
.cc-failed { color: var(--block); }
.cc-result { display: flex; color: var(--fg); }
.cc-elbow { flex: none; width: 5ch; padding-left: 2ch; color: var(--muted); }
.cc-result pre { min-width: 0; font: inherit; white-space: pre-wrap; overflow-wrap: anywhere; }
.cc-error pre, .diff-del { color: var(--block); }
.diff-add { color: var(--allow); }
.cc-view .annotation { padding-left: 2ch; }
/* Claude app view: a conversation column, grey summary rows, notices as rendered Markdown. */
.app-view { font: .95rem/1.6 var(--sans); }
.app-label { color: var(--muted); font-size: .8rem; }
.app-user { width: fit-content; max-width: 85%; margin: 1.2rem 0 0 auto; padding: .45rem .9rem; border-radius: 12px; background: var(--surface); color: var(--fg); }
.app-row { margin-top: .9rem; color: var(--muted); font-size: .9rem; }
.app-diff { display: inline-block; margin-left: .5rem; padding: 0 .4rem; border-radius: 4px; background: var(--surface); font: .75rem/1.6 var(--mono); }
.app-chevron { margin-left: .45rem; }
.app-plus { color: var(--allow); }
.app-minus { color: var(--block); }
.app-text, .app-notice { margin-top: .9rem; color: var(--fg); }
.app-view code { font-size: .8em; }
.terminal-body .tab-panel:not([hidden]) ~ .tab-panel:not([hidden]) { margin-top: 1.8rem; padding-top: .6rem; border-top: 1px dashed var(--line); }
.tab-list { display: flex; flex-wrap: wrap; gap: .3rem; }
.tab-list[hidden], .tab-panel[hidden] { display: none; }
.tab-list [role="tab"] { cursor: pointer; min-height: 32px; padding: .25rem .65rem; border: 1px solid transparent; border-radius: 3px; background: none; color: var(--muted); font: .72rem/1.5 var(--mono); }
.tab-list [role="tab"]:hover { color: var(--fg); }
.tab-list [aria-selected="true"] { color: var(--fg); border-color: var(--line); background: var(--surface); }
.refusal { color: var(--block); margin: .7rem 0 0 1.1rem; font-size: 1.65rem; line-height: 1.3; font-weight: 650; letter-spacing: -.05em; }
.section { padding-block: 80px; border-bottom: 1px solid var(--line); }
.split { display: grid; grid-template-columns: 1fr 2fr; gap: 5rem; }
.split > *, .hero-bottom > * { min-width: 0; }
.hero h1 code { font-size: .86em; font-weight: 700; letter-spacing: -.06em; overflow-wrap: normal; padding: 0 .2em; border-radius: 6px; }
.why { padding-top: 96px; }
.why-lead { color: var(--fg); font-size: 1.08rem; max-width: 70ch; }
.why-details > div { margin-top: 2rem; max-width: 70ch; }
.why-details h3 { margin-bottom: .65rem; }
.why-details p { color: var(--muted); }
.why-details .why-lead { color: var(--fg); }
.prose, .steps p, .feature-list p, .privacy-details p { color: var(--muted); }
.prose { max-width: 70ch; }
.steps { list-style: none; counter-reset: steps; margin: 0; padding: 0 0 0 2.8rem; }
.steps li { position: relative; counter-increment: steps; }
.steps li::before { content: counter(steps); position: absolute; right: calc(100% + 1.25rem); top: 0; color: var(--muted); font: .9rem/1.5 var(--mono); }
.steps li + li { margin-top: 2.3rem; }
.steps h3, .feature-list h3, .privacy-details h3 { margin-bottom: .65rem; }
.technical-note { color: var(--muted); font-size: .85rem; line-height: 1.7; }
.steps .technical-note { padding-left: .9rem; border-left: 2px solid var(--line); margin-top: .9rem; }
.section-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: 2.5rem; }
.section-heading .mono { font-size: .75rem; color: var(--muted); }
.feature-list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 5rem; }
.feature-list article { border-top: 1px solid var(--line); padding-block: 1.7rem 2rem; }
.feature-list p { font-size: .94rem; }
.feature-list p + p { margin-top: .7rem; }
.privacy-summary { color: var(--allow); font: .85rem/1.5 var(--mono); margin-top: 1.5rem; }
.privacy-details > div + div { margin-top: 2rem; }
.comparison h2 { margin-bottom: 2.2rem; }
.table-scroll { max-width: 100%; overflow-x: auto; scrollbar-color: var(--line) var(--bg); }
table { width: 100%; min-width: 850px; border-collapse: collapse; font-size: .84rem; text-align: left; line-height: 1.6; }
th, td { padding: 1rem 1.15rem; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font-size: .8rem; font-weight: 650; padding-block: 1.15rem; border-top: 1px solid var(--line); }
thead th:nth-child(1) { width: 27%; }
thead th:nth-child(2) { width: 23%; }
thead th:nth-child(3) { width: 25%; }
thead code { overflow-wrap: anywhere; }
tbody th { font-weight: 400; }
td { color: var(--muted); }
.nuh-column { color: var(--fg); background: var(--surface); border-inline: 1px solid var(--line); }
.table-note { max-width: 88ch; margin-top: 1.4rem; }
.install .availability { margin-top: 1rem; }
.release-note { border-left: 2px solid var(--ask); padding-left: 1rem; color: var(--muted); font-size: .9rem; margin-bottom: 1.6rem; }
.install-options { display: grid; gap: .5rem; margin: 1rem 0 2rem; }
.command { display: flex; min-width: 0; align-items: flex-start; gap: .5rem; padding: .85rem 1rem; border: 1px solid var(--line); border-radius: 4px; background: var(--terminal); }
.command pre { min-width: 0; flex: 1; overflow-x: auto; padding-block: .18rem; font-size: .76rem; line-height: 1.75; scrollbar-color: var(--line) var(--terminal); }
.copy-button { flex-shrink: 0; cursor: pointer; border: 1px solid var(--line); border-radius: 3px; background: var(--surface); color: var(--fg); padding: .25rem .55rem; font: .72rem/1.5 var(--mono); min-height: 32px; }
.copy-button:hover { border-color: var(--muted); }
.compact-command { padding: .7rem .8rem; }
.compact-command pre { font-size: .72rem; }
.install-content > h3 { font-size: 1rem; margin-block: 2rem .9rem; }
.multiline-command { display: block; position: relative; }
.multiline-command pre { padding-top: 2.2rem; }
.multiline-command .copy-button { position: absolute; right: .8rem; top: .65rem; }
.multiline-command:has(.copy-button[hidden]) pre { padding-top: .18rem; }
.test-output { margin-bottom: 1.2rem; }
.code-prompt { color: var(--muted); }
.log-lead { color: var(--muted); margin-top: 1.2rem; }
.log-examples { min-width: 0; }
.log-examples .tab-list { margin-bottom: 1.4rem; }
.log-examples .tab-panel:not([hidden]) ~ .tab-panel:not([hidden]) { margin-top: 2.3rem; }
.log-examples .tab-panel p { color: var(--muted); margin: .4rem 0 .9rem; }
.log-output { display: block; overflow-x: auto; scrollbar-color: var(--line) var(--terminal); }
.log-output pre { overflow: visible; }
.log-examples .technical-note { margin-top: 1.4rem; }
/* nuh's ANSI styles (src/nuh/log_view.py), one class per SGR code (.scratch/logdemo/ansi2html.py). */
.t-bold { font-weight: 700; }
.t-dim { color: var(--muted); }
.t-red { color: var(--block); }
.t-green { color: var(--allow); }
.t-yellow { color: var(--ask); }
.t-blue { color: var(--ansi-blue); }
.t-magenta { color: var(--ansi-magenta); }
.t-cyan { color: var(--ansi-cyan); }
.credits { border-bottom: 0; }
.credits p { font-size: .9rem; }
.adds { margin: 1.15rem 0; padding-left: 1.2rem; font-size: .9rem; }
.adds li + li { margin-top: .5rem; }
.footer { padding-block: 32px 40px; border-top: 1px solid var(--line); }
.footer-top, .footer-bottom { display: flex; justify-content: space-between; align-items: start; gap: 2rem; }
.footer .wordmark { font-size: 1.8rem; }
.footer nav { gap: .6rem 1.5rem; font-size: .75rem; }
.footer-bottom { margin-top: 2rem; color: var(--muted); font-size: .75rem; }
.footer-bottom p + p { margin-top: 0; text-align: right; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.not-found { min-height: 65vh; display: flex; flex-direction: column; justify-content: center; align-items: start; gap: 1.5rem; }
.not-found h1 { font: 600 clamp(3.5rem, 12vw, 8rem)/1 var(--mono); letter-spacing: -.08em; color: var(--block); }
.not-found p { color: var(--muted); }
@media (prefers-color-scheme: light) {
  :root { color-scheme: light; --bg: #f5f7f8; --surface: #eaf0f3; --terminal: #ffffff; --fg: #17242e; --muted: #52636f; --line: #c4cfd6; --allow: #166450; --ask: #785000; --block: #a32e25; --code: #b42318; --focus: #155a9c; --ansi-blue: #1d5bb0; --ansi-magenta: #8a2f9e; --ansi-cyan: #0a6878; }
}
@media (max-width: 1000px) {
  .wrap { width: calc(100% - 64px); }
  .hero-bottom { gap: 2rem; }
  .split { grid-template-columns: 1fr 2fr; gap: 2rem; }
  .feature-list { column-gap: 2.5rem; }
}
@media (max-width: 760px) {
  .wrap { width: calc(100% - 40px); }
  .masthead { padding-block: 23px; gap: 1rem; }
  .wordmark { font-size: 1.9rem; }
  .masthead nav { gap: .85rem; font-size: .78rem; }
  .masthead nav .nav-install { padding-inline: .75rem; }
  .hero { padding-block: 40px 28px; }
  .hero h1 { font-size: clamp(2.7rem, 8vw, 4.6rem); }
  .hero-bottom { grid-template-columns: 1fr; gap: 1.7rem; margin-top: 1.7rem; }
  .hero-intro { max-width: 48ch; font-size: 1rem; }
  .hero-install { max-width: 480px; }
  .terminal-bar { padding: .8rem 1rem; }
  .terminal-body { padding: 1.3rem 1rem 1.5rem; font-size: .78rem; }
  .terminal-caption { display: none; }
  .annotation { padding-left: .3rem; font-size: .68rem; }
  .refusal { margin-left: .3rem; }
  .section { padding-block: 50px; }
  .split { grid-template-columns: 1fr; gap: 1.8rem; }
  .split > h2 br, .privacy h2 br { display: none; }
  .feature-list { grid-template-columns: 1fr; }
  .feature-list article { padding-block: 1.4rem; }
  .section-heading { align-items: start; margin-bottom: 1.7rem; }
  .section-heading .mono { display: none; }
  .steps { padding-left: 2rem; }
  .steps li::before { right: calc(100% + .8rem); }
  .privacy-summary { margin-top: 1rem; }
  .footer-top, .footer-bottom { flex-direction: column; gap: 1.3rem; }
  .footer-bottom { margin-top: 1.5rem; }
  .footer-bottom p + p { text-align: left; }
}
@media (max-width: 390px) {
  .masthead { flex-wrap: wrap; gap: .7rem; }
  .masthead nav { width: 100%; justify-content: space-between; }
  .hero { padding-top: 25px; }
}