:root {
  color-scheme: dark;
  --base: #05090b;
  --base-rgb: 5, 9, 11;
  --line: #20343b;
  --line-bright: #34515a;
  --ink: #dce9e8;
  --muted: #7f999b;
  --signal: #4b9cd3;
  --signal-rgb: 75, 156, 211;
  --on-signal: #04101a;
  --amber: #dda95f;
  --mono: "Cascadia Code", "IBM Plex Mono", Consolas, monospace;
  font-family: Inter, Aptos, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

/* Elements styled with a display value still hide with the hidden attribute. */
[hidden] { display: none !important; }

body { margin: 0; background-color: var(--base); }

.desktop-connect {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  background-color: var(--base);
  background-image: radial-gradient(rgba(var(--signal-rgb), 0.08) 1px, transparent 1px);
  background-size: 18px 18px;
}

.connect-brief {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 7vw, 8rem);
  border-right: 1px solid var(--line);
}

.brand-lockup { display: flex; align-items: center; gap: 0.75rem; }
.desktop-brand { width: max-content; margin-bottom: 4rem; }
.brand-mark {
  width: 31px;
  height: 35px;
  display: grid;
  place-items: center;
  color: var(--on-signal);
  background: var(--signal);
  clip-path: polygon(0 0, 78% 0, 100% 22%, 100% 100%, 22% 100%, 0 78%);
  font: 800 1rem var(--mono);
}
.brand-lockup strong,
.brand-lockup small { display: block; font-family: var(--mono); }
.brand-lockup strong { font-size: 0.8rem; letter-spacing: 0.14em; }
.brand-lockup small { margin-top: 0.12rem; color: var(--muted); font-size: 0.58rem; letter-spacing: 0.12em; }

.eyebrow { margin: 0; color: var(--signal); font: 0.62rem var(--mono); letter-spacing: 0.14em; }
.connect-brief h1 {
  max-width: 16em;
  margin: 1rem 0;
  color: var(--ink);
  font-size: clamp(2.3rem, 4.8vw, 4.5rem);
  font-weight: 520;
  letter-spacing: -0.045em;
  line-height: 1.02;
}
.connect-brief > p:not(.eyebrow) { max-width: 650px; margin: 0; color: var(--muted); font-size: 1rem; line-height: 1.7; }

.connect-points { margin: 2rem 0 0; padding: 0; list-style: none; max-width: 520px; }
.connect-points li {
  position: relative;
  padding: 0.7rem 0 0.7rem 1.4rem;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 0.95rem;
  line-height: 1.5;
}
.connect-points li:last-child { border-bottom: 1px solid var(--line); }
.connect-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05rem;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--signal);
}

.connect-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 5vw, 5rem);
  background: rgba(var(--base-rgb), 0.96);
}
.panel-index { color: var(--signal); font: 0.58rem var(--mono); letter-spacing: 0.12em; }
.connect-panel h2 { margin: 1rem 0 0; color: var(--ink); font-size: 1.6rem; font-weight: 560; }

@media (max-width: 900px) {
  .desktop-connect { grid-template-columns: 1fr; }
  .connect-brief { border-right: 0; border-bottom: 1px solid var(--line); }
  .desktop-brand { margin-bottom: 2.5rem; }
}

.panel-copy { margin: 0.75rem 0 0; color: var(--muted); font-size: 0.95rem; line-height: 1.6; }

.contact-form { display: grid; gap: 1rem; margin-top: 1.75rem; max-width: 440px; }
.field { display: grid; gap: 0.4rem; }
.field label { color: var(--signal); font: 0.62rem var(--mono); letter-spacing: 0.14em; text-transform: uppercase; }
.field .optional { color: var(--muted); letter-spacing: 0.08em; text-transform: none; }
.field input,
.field textarea {
  width: 100%;
  padding: 0.7rem 0.8rem;
  color: var(--ink);
  background: rgba(var(--signal-rgb), 0.04);
  border: 1px solid var(--line);
  border-radius: 0;
  font: inherit;
  font-size: 0.95rem;
}
.field textarea { resize: vertical; min-height: 7rem; line-height: 1.5; }
.field input:focus,
.field textarea:focus { outline: 2px solid var(--signal); outline-offset: -1px; border-color: var(--signal); }
.field [aria-invalid="true"] { border-color: var(--amber); }
.field-error,
.form-notice { margin: 0; color: var(--amber); font-size: 0.85rem; line-height: 1.5; }
.form-notice { margin-top: 1rem; }

.contact-form button {
  justify-self: start;
  padding: 0.75rem 1.4rem;
  color: var(--on-signal);
  background: var(--signal);
  border: 0;
  border-radius: 0;
  font: 700 0.7rem var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
}
.contact-form button:hover { filter: brightness(1.1); }
.contact-form button:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

.hp-field { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }


/* Signed-in pages: login, account, chat. */
a { color: var(--signal); }
.site-page { min-height: 100vh; display: flex; flex-direction: column; background-color: var(--base); color: var(--ink); }
.site-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
}
.site-bar .brand-lockup { color: var(--ink); text-decoration: none; }
.site-nav { display: flex; align-items: center; gap: 1.25rem; font: 0.68rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.site-nav a { color: var(--muted); text-decoration: none; }
.site-nav a[aria-current="page"], .site-nav a:hover { color: var(--ink); }
.site-nav form { margin: 0; }
.site-nav button {
  padding: 0.4rem 0.7rem;
  color: var(--muted);
  background: none;
  border: 1px solid var(--line-bright);
  font: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  cursor: pointer;
}
.site-main { width: min(54rem, 100%); margin: 0 auto; padding: clamp(2rem, 6vw, 4rem) clamp(1rem, 4vw, 3rem); }
.site-main.narrow { width: min(30rem, 100%); }
.site-main h1 { margin: 0.75rem 0 0.5rem; font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 540; letter-spacing: -0.03em; }
.site-main h2 { margin: 2rem 0 0.75rem; font-size: 1.1rem; font-weight: 560; }
.site-main h3 { margin: 1.5rem 0 0.5rem; color: var(--muted); font: 0.62rem var(--mono); letter-spacing: 0.14em; text-transform: uppercase; }
.panel-copy.small { font-size: 0.82rem; }
.dev-form { display: grid; gap: 0.5rem; margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); max-width: 440px; }
.dev-form label { color: var(--muted); font: 0.6rem var(--mono); letter-spacing: 0.1em; }
.dev-form input { padding: 0.6rem; color: var(--ink); background: var(--base); border: 1px solid var(--line); font: inherit; }
.dev-form button { justify-self: start; padding: 0.5rem 0.9rem; color: var(--muted); background: none; border: 1px solid var(--line-bright); font: 0.62rem var(--mono); cursor: pointer; }

.usage-total { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.75rem; margin: 0 0 1rem; }
.usage-total b { font: 600 2rem var(--mono); }
.usage-total span { color: var(--muted); font: 0.7rem var(--mono); }
.usage-table { width: 100%; border-collapse: collapse; font: 0.75rem var(--mono); }
.usage-table th { padding: 0.5rem; border-bottom: 1px solid var(--line-bright); color: var(--muted); font-weight: 600; text-align: left; }
.usage-table td { padding: 0.5rem; border-bottom: 1px solid var(--line); }
.usage-table td small { color: var(--muted); }
.usage-table th:not(:first-child), .usage-table td:not(:first-child) { text-align: right; }
.usage-months { margin: 0; padding: 0; list-style: none; max-width: 22rem; font: 0.75rem var(--mono); }
.usage-months li { display: flex; justify-content: space-between; padding: 0.4rem 0; border-bottom: 1px solid var(--line); }

.chat-page { flex: 1; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; width: min(54rem, 100%); max-height: calc(100vh - 4.5rem); margin: 0 auto; }
.chat-log { overflow-y: auto; padding: 1.5rem clamp(1rem, 4vw, 2rem); }
.chat-empty { color: var(--muted); font-size: 0.9rem; line-height: 1.6; }
.chat-empty ul { margin: 0 0 1rem; padding-left: 1.2rem; }
.chat-empty li + li { margin-top: 0.35rem; }
.chat-empty b { color: var(--ink); font-weight: 600; }
.chat-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; padding: 0.75rem clamp(1rem, 4vw, 2rem); border-bottom: 1px solid var(--line); }
.chat-tools-gap { flex: 1; }
.chat-role-row { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.35rem; }
.chat-role-row .chat-role { margin-bottom: 0; }
.chat-copy { padding: 0.1rem 0.45rem; color: var(--muted); background: none; border: 1px solid var(--line); font: 0.56rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase; cursor: pointer; }
.chat-copy:hover { color: var(--ink); }
.chat-file.python-only { border-color: var(--amber); }
.chat-file-image img { width: 2rem; height: 2rem; object-fit: cover; border: 1px solid var(--line); }
.chat-attached .chat-image { display: flex; align-items: center; gap: 0.45rem; padding: 0.2rem; }
.chat-attached .chat-image img { max-width: 9rem; max-height: 6rem; object-fit: contain; border: 1px solid var(--line); }
.chat-message.compacted { opacity: 0.45; }
.chat-message.summary { padding: 0.8rem 1rem; border: 1px solid var(--signal); background: rgba(var(--signal-rgb), 0.05); }
.chat-context.warn { color: var(--amber); border-color: var(--amber); }
.chat-context.full { color: var(--on-signal); background: var(--amber); border-color: var(--amber); }
.context-panel { display: grid; gap: 0.55rem; padding: 0.8rem 1rem; border: 1px solid var(--line-bright); background: rgba(var(--signal-rgb), 0.04); font-size: 0.85rem; }
.context-total { margin: 0; font: 0.75rem var(--mono); }
.context-rows { display: grid; grid-template-columns: auto 1fr; gap: 0.2rem 1rem; margin: 0; font: 0.72rem var(--mono); }
.context-rows dt { color: var(--muted); }
.context-rows dd { margin: 0; }
.context-setting { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; color: var(--muted); }
.context-setting select { padding: 0.3rem 0.4rem; color: var(--ink); background: var(--base); border: 1px solid var(--line-bright); font: 0.72rem var(--mono); }
.context-panel > .chat-toggle { justify-self: start; }
.context-panel .panel-copy { margin: 0; }
.chat-file.python-only small { color: var(--amber); }
.chat-message { margin: 0 0 1.25rem; }
.chat-role { display: block; margin-bottom: 0.35rem; color: var(--signal); font: 0.6rem var(--mono); letter-spacing: 0.12em; text-transform: uppercase; }
.chat-message.user .chat-role { color: var(--muted); }
.chat-text { white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.6; }
.chat-text.pending:empty::after { content: "…"; color: var(--muted); }
.chat-attached { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.5rem 0 0; padding: 0; list-style: none; }
.chat-attached li { padding: 0.15rem 0.45rem; color: var(--muted); border: 1px solid var(--line); font: 0.62rem var(--mono); }
.chat-search-note { margin: 0 0 0.6rem; color: var(--muted); font: 0.66rem var(--mono); }
.chat-search-note::before { content: "⌕ "; color: var(--signal); }

/* Assistant replies, rendered from Markdown by chat.js. */
.chat-text.markdown { white-space: normal; }
.markdown > :first-child { margin-top: 0; }
.markdown > :last-child { margin-bottom: 0; }
.markdown p, .markdown ul, .markdown ol, .markdown blockquote, .markdown .md-table, .markdown .md-code { margin: 0 0 0.85rem; }
.markdown ul, .markdown ol { padding-left: 1.4rem; }
.markdown li + li { margin-top: 0.2rem; }
.markdown li > ul, .markdown li > ol { margin: 0.2rem 0 0; }
.markdown .md-heading { margin: 1.2rem 0 0.5rem; font-weight: 600; line-height: 1.3; }
.markdown h3.md-heading { font-size: 1.15rem; }
.markdown h4.md-heading { font-size: 1rem; }
.markdown h5.md-heading, .markdown h6.md-heading { font-size: 0.92rem; color: var(--muted); }
.markdown blockquote { padding-left: 0.9rem; color: var(--muted); border-left: 2px solid var(--line-bright); }
.markdown hr { margin: 1.2rem 0; border: 0; border-top: 1px solid var(--line); }
.markdown code { padding: 0.08rem 0.3rem; background: rgba(var(--signal-rgb), 0.08); border: 1px solid var(--line); font: 0.85em var(--mono); }
.markdown .md-code { border: 1px solid var(--line); background: #0a1216; }
.md-code-bar { display: flex; align-items: center; justify-content: space-between; padding: 0.3rem 0.6rem; color: var(--muted); border-bottom: 1px solid var(--line); font: 0.6rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.md-copy { padding: 0.15rem 0.5rem; color: var(--muted); background: none; border: 1px solid var(--line-bright); font: inherit; letter-spacing: inherit; text-transform: inherit; cursor: pointer; }
.md-copy:hover { color: var(--ink); }
.md-code-bar span { margin-right: auto; }
.md-code-bar button + button { margin-left: 0.4rem; }
.md-run { padding: 0.15rem 0.6rem; color: var(--on-signal); background: var(--signal); border: 1px solid var(--signal); font: 700 0.6rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase; cursor: pointer; }

/* Python sandbox output under a code block. */
.py-output { display: grid; gap: 0.5rem; margin: -0.4rem 0 0.85rem; padding: 0.6rem 0.8rem; border: 1px solid var(--line); border-top: 0; background: rgba(var(--signal-rgb), 0.03); }
.py-status { display: flex; align-items: center; gap: 0.6rem; color: var(--muted); font: 0.66rem var(--mono); }
.py-stop { padding: 0.1rem 0.5rem; color: var(--amber); background: none; border: 1px solid var(--amber); font: inherit; cursor: pointer; }
.py-output pre { margin: 0; padding: 0.5rem 0.6rem; overflow-x: auto; white-space: pre; font: 0.76rem/1.45 var(--mono); background: #0a1216; border: 1px solid var(--line); }
.py-output pre.py-stderr { color: var(--muted); }
.py-output pre.py-error { color: var(--amber); }
.py-chart { max-width: 100%; height: auto; background: #fff; }
.py-files { margin: 0; padding-left: 1.1rem; font: 0.72rem var(--mono); }
.py-files li + li { margin-top: 0.3rem; }
.py-output > .chat-toggle { justify-self: start; }
.markdown pre { margin: 0; padding: 0.75rem 0.9rem; overflow-x: auto; line-height: 1.5; }
.markdown pre code { padding: 0; background: none; border: 0; font-size: 0.8rem; white-space: pre; }
.tok-comment { color: #6c8a8c; font-style: italic; }
.tok-string { color: #9fd08a; }
.tok-number { color: #e0a96b; }
.tok-keyword { color: #78b4f0; }
.tok-builtin { color: #c9a0ea; }
.tok-decorator { color: #e0c46b; }
.markdown .md-table { overflow-x: auto; }
.markdown table { border-collapse: collapse; font-size: 0.85rem; }
.markdown th, .markdown td { padding: 0.35rem 0.6rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.markdown th { background: rgba(var(--signal-rgb), 0.06); font-weight: 600; }
.markdown .align-center { text-align: center; }
.markdown .align-right { text-align: right; }
.markdown a { overflow-wrap: anywhere; }

.chat-page.dropping .chat-composer { outline: 2px dashed var(--signal); outline-offset: -6px; }
.chat-files { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0; padding: 0; list-style: none; }
.chat-file { display: flex; align-items: center; gap: 0.45rem; padding: 0.25rem 0.3rem 0.25rem 0.55rem; border: 1px solid var(--line-bright); font: 0.66rem var(--mono); }
.chat-file small { color: var(--muted); }
.chat-file button { padding: 0 0.35rem; color: var(--muted); background: none; border: 0; font: 0.9rem var(--mono); cursor: pointer; }
.chat-file button:hover { color: var(--ink); }
.chat-composer { display: grid; gap: 0.6rem; padding: 1rem clamp(1rem, 4vw, 2rem) 1.5rem; border-top: 1px solid var(--line); }
.chat-composer textarea {
  width: 100%;
  padding: 0.7rem 0.8rem;
  color: var(--ink);
  background: rgba(var(--signal-rgb), 0.04);
  border: 1px solid var(--line);
  font: inherit;
  resize: vertical;
}
.chat-composer textarea:focus { outline: 2px solid var(--signal); outline-offset: -1px; }
.chat-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; }
.chat-bar select, .chat-toggle {
  padding: 0.45rem 0.6rem;
  color: var(--ink);
  background: var(--base);
  border: 1px solid var(--line-bright);
  font: 600 0.62rem var(--mono);
  cursor: pointer;
}
.chat-toggle[aria-pressed="true"] { color: var(--signal); border-color: var(--signal); }
.chat-cost { margin-left: auto; color: var(--muted); font: 0.62rem var(--mono); }
#chat-send {
  padding: 0.55rem 1.2rem;
  color: var(--on-signal);
  background: var(--signal);
  border: 0;
  font: 700 0.66rem var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}
#chat-send:disabled { opacity: 0.6; cursor: default; }
@media (max-width: 600px) {
  .site-nav { gap: 0.75rem; }
  .site-bar .brand-lockup small { display: none; }
}

/* Billing and admin. */
.form-success { margin: 1rem 0 0; padding: 0.6rem 0.8rem; border-left: 2px solid var(--signal); color: var(--ink); background: rgba(var(--signal-rgb), 0.08); font-size: 0.85rem; }
.site-main.wide { width: min(72rem, 100%); }
.plan-summary { display: grid; gap: 0.6rem; max-width: 30rem; }
.panel-copy + .plan-summary { margin-top: 1.25rem; }
.plan-summary small { display: block; color: var(--muted); font: 0.62rem var(--mono); }
.plan-name { font: 600 1.1rem var(--mono); letter-spacing: 0.04em; }
.usage-meter { width: 100%; height: 0.5rem; appearance: none; border: 1px solid var(--line-bright); background: var(--base); }
.usage-meter::-webkit-progress-bar { background: var(--base); }
.usage-meter::-webkit-progress-value { background: var(--signal); }
.usage-meter::-moz-progress-bar { background: var(--signal); }
.billing-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1rem 0; }
.billing-actions form { margin: 0; }
.billing-actions button,
.plan-card button {
  padding: 0.6rem 1rem;
  color: var(--on-signal);
  background: var(--signal);
  border: 1px solid var(--signal);
  font: 700 0.62rem var(--mono);
  letter-spacing: 0.08em;
  cursor: pointer;
}
.billing-actions button.secondary { color: var(--ink); background: none; border-color: var(--line-bright); }
.billing-actions button:disabled,
.plan-card button:disabled { opacity: 0.5; cursor: default; }
.plan-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 1rem; margin: 1rem 0; }
.plan-card { display: grid; gap: 0.5rem; padding: 1.25rem; border: 1px solid var(--line-bright); background: rgba(var(--signal-rgb), 0.03); }
.plan-price { font: 600 2rem var(--mono); }
.plan-price small { color: var(--muted); font-size: 0.7rem; }
.plan-allowance { color: var(--muted); font-size: 0.85rem; }
.plan-card button { justify-self: start; margin-top: 0.5rem; }
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: 1rem; margin: 1.5rem 0 2rem; }
.stat-row div { display: grid; gap: 0.3rem; padding: 1rem; border: 1px solid var(--line); }
.stat-row span { color: var(--muted); font: 0.6rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.stat-row b { font: 600 1.4rem var(--mono); }
.stat-row small { color: var(--muted); font: 0.62rem var(--mono); }
.admin-table tr.muted td { color: var(--muted); }
.traffic-map { margin: 0 0 2rem; }
.traffic-map svg { display: block; width: 100%; height: auto; background: rgba(var(--signal-rgb), 0.03); border: 1px solid var(--line); }
.traffic-map path { stroke: var(--base); stroke-width: 0.4; }
.traffic-map path:hover { stroke: var(--ink); stroke-width: 0.8; }
.map-level-0 { fill: #16252b; }
.map-level-1 { fill: #1d4560; }
.map-level-2 { fill: #24618a; }
.map-level-3 { fill: #2f7cb0; }
.map-level-4 { fill: #4b9cd3; }
.map-level-5 { fill: #a9d3f0; }
.map-dot { fill: var(--amber); fill-opacity: 0.75; stroke: var(--base); stroke-width: 0.6; }
.traffic-map figcaption { display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; margin-top: 0.5rem; color: var(--muted); font: 0.66rem var(--mono); }
.map-legend { display: inline-flex; align-items: center; gap: 0.35rem; }
.map-legend i { display: inline-block; width: 0.8rem; height: 0.8rem; }
.map-legend i.map-level-1 { background: #1d4560; }
.map-legend i.map-level-5 { background: #a9d3f0; }

/* Prices and the team page. */
.price-table { max-width: 36rem; }
.team-form { display: grid; gap: 0.9rem; max-width: 32rem; margin: 1rem 0; }
.team-form button,
.inline-form button {
  justify-self: start;
  padding: 0.55rem 0.9rem;
  color: var(--on-signal);
  background: var(--signal);
  border: 1px solid var(--signal);
  font: 700 0.62rem var(--mono);
  letter-spacing: 0.08em;
  cursor: pointer;
}
.team-form button.secondary { color: var(--ink); background: none; border-color: var(--line-bright); }
.field select,
.inline-form select,
.inline-form input {
  padding: 0.45rem 0.5rem;
  color: var(--ink);
  background: var(--base);
  border: 1px solid var(--line-bright);
  font: 0.75rem var(--mono);
}
.inline-form { display: inline-flex; align-items: center; gap: 0.35rem; margin: 0; }
.inline-form button { padding: 0.4rem 0.6rem; }
.inline-form button.link-button { padding: 0; color: var(--muted); background: none; border: 0; font-weight: 400; text-decoration: underline; }
.inline-form button.link-button:hover { color: var(--ink); }
.team-table td small { display: block; color: var(--muted); }
.team-table td:not(:first-child), .team-table th:not(:first-child) { text-align: left; }
.check { display: flex; gap: 0.6rem; align-items: flex-start; color: var(--muted); font-size: 0.85rem; line-height: 1.5; }
.team-invite { padding: 1rem 1.25rem; border: 1px solid var(--signal); }
.team-invite h2 { margin-top: 0; }

/* Blog. */
.splash-links { margin: 1.5rem 0 0; font: 0.68rem var(--mono); letter-spacing: 0.12em; text-transform: uppercase; }
.post-summary { padding: 1.25rem 0; border-bottom: 1px solid var(--line); }
.post-summary time,
.blog-post time { color: var(--muted); font: 0.62rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.site-main .post-summary h2 { margin: 0.4rem 0; font-size: 1.25rem; }
.post-summary h2 a { color: var(--ink); text-decoration: none; }
.post-summary h2 a:hover { color: var(--signal); }
.post-summary p { margin: 0; color: var(--muted); line-height: 1.6; }
.blog-post { margin-bottom: 2.5rem; }
.blog-body { margin-top: 1.5rem; font-size: 1.02rem; line-height: 1.75; }
.blog-body p, .blog-body ul, .blog-body ol, .blog-body blockquote, .blog-body pre, .blog-body figure { margin: 0 0 1.2rem; }
.site-main .blog-body h2 { margin: 2.2rem 0 0.8rem; font-size: 1.3rem; }
.site-main .blog-body h3 { margin: 1.8rem 0 0.6rem; color: var(--ink); font-family: inherit; font-size: 1.05rem; font-weight: 600; letter-spacing: 0; text-transform: none; }
.blog-body li { margin-bottom: 0.4rem; }
.blog-body blockquote { padding-left: 1rem; border-left: 2px solid var(--signal); color: var(--muted); }
.blog-body img { max-width: 100%; height: auto; border: 1px solid var(--line); }
.blog-body figcaption { margin-top: 0.4rem; color: var(--muted); font-size: 0.85rem; }
.blog-body code, .admin-code, .site-main code { font-family: var(--mono); font-size: 0.85em; }
.blog-body pre, .admin-code { overflow-x: auto; padding: 0.9rem 1rem; border: 1px solid var(--line); background: rgba(var(--signal-rgb), 0.04); line-height: 1.5; }

/* Admin pages. */
.admin-tabs { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; margin: 0 0 1.5rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--line); font: 0.68rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.admin-tabs.small { margin-top: 1rem; border-bottom: 0; font-size: 0.62rem; }
.admin-tabs a { color: var(--muted); text-decoration: none; }
.admin-tabs a[aria-current="page"], .admin-tabs a:hover { color: var(--signal); }
.admin-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); align-items: end; gap: 1rem; margin: 1rem 0; }
.admin-form.wide { grid-template-columns: 1fr; max-width: 46rem; }
.admin-form fieldset { margin: 0; padding: 0; border: 0; }
.admin-form legend { margin-bottom: 0.4rem; color: var(--signal); font: 0.62rem var(--mono); letter-spacing: 0.14em; text-transform: uppercase; }
.admin-form small, .field small { color: var(--muted); font: 0.62rem var(--mono); }
.field select {
  width: 100%;
  padding: 0.7rem 0.8rem;
  color: var(--ink);
  background: var(--base);
  border: 1px solid var(--line);
  border-radius: 0;
  font: inherit;
  font-size: 0.95rem;
}
.choice { display: flex; align-items: baseline; gap: 0.5rem; margin: 0.35rem 0; color: var(--ink); font-size: 0.9rem; }
.choice small { margin-left: 0.25rem; }
.admin-form button,
.link-button {
  justify-self: start;
  padding: 0.7rem 1.2rem;
  color: var(--on-signal);
  background: var(--signal);
  border: 1px solid var(--signal);
  font: 700 0.62rem var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}
.admin-form button.secondary,
.link-button { color: var(--ink); background: none; border-color: var(--line-bright); }
.link-button { padding: 0.3rem 0.6rem; }
.admin-table form { margin: 0; }
.admin-form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.admin-columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: 0 2rem; }
.chart { margin: 1rem 0 2rem; }
.chart svg { display: block; width: 100%; height: 10rem; border-bottom: 1px solid var(--line-bright); }
.chart-hit { fill: transparent; }
.chart-bar { fill: rgba(var(--signal-rgb), 0.3); }
.chart-overlay { fill: var(--signal); }
.chart g:hover .chart-bar { fill: rgba(var(--signal-rgb), 0.5); }
.chart figcaption { display: flex; justify-content: space-between; gap: 1rem; margin-top: 0.4rem; color: var(--muted); font: 0.62rem var(--mono); }
.chart-key i { display: inline-block; width: 0.6rem; height: 0.6rem; margin: 0 0.3rem 0 0.8rem; vertical-align: -0.05rem; }
.chart-key-light { background: rgba(var(--signal-rgb), 0.3); }
.chart-key-solid { background: var(--signal); }
.interest-item { padding: 1rem 0; border-bottom: 1px solid var(--line); }
.interest-item header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.4rem 1rem; font: 0.75rem var(--mono); }
.interest-item header span, .interest-item time, .interest-item small { color: var(--muted); }
.interest-item p { margin: 0.6rem 0 0; white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.6; }
.usage-table td small { margin-left: 0.25rem; }
@media (max-width: 700px) {
  .admin-table { display: block; overflow-x: auto; }
}
.field label.choice { color: var(--ink); font-family: inherit; font-size: 0.9rem; letter-spacing: 0; text-transform: none; }
.choice input { width: auto; margin: 0; accent-color: var(--signal); }

/* 404: "Does not compute", as on VerusCite. */
.not-found-page { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 60vh; text-align: center; }
.not-found-code { margin: 0 0 0.5rem; color: var(--signal); font: 700 clamp(4rem, 18vw, 9rem) var(--mono); letter-spacing: 0.15em; line-height: 1; }
.site-main .not-found-coder { min-height: 2.5rem; margin: 0 0 1.25rem; color: var(--amber); font: 500 clamp(1.25rem, 4vw, 2rem) var(--mono); letter-spacing: 0.08em; }
.not-found-message { max-width: 32rem; min-height: 1.6em; margin: 0 0 1.75rem; color: var(--muted); font-size: 1.05rem; }
.not-found-home {
  padding: 0.75rem 1.4rem;
  color: var(--on-signal);
  background: var(--signal);
  font: 700 0.7rem var(--mono);
  letter-spacing: 0.14em;
  text-decoration: none;
  text-transform: uppercase;
}
.not-found-home:hover { filter: brightness(1.1); }
.not-found-message.waiting { visibility: hidden; }

/* Saved chats and library: a side panel on the chat page. */
.vault-panel { position: fixed; z-index: 20; top: 4.5rem; right: 0; bottom: 0; display: flex; flex-direction: column; gap: 0.75rem; width: min(28rem, 100vw); padding: 1rem 1.25rem 1.5rem; overflow-y: auto; background: var(--base); border-left: 1px solid var(--line-bright); box-shadow: -12px 0 32px rgba(0, 0, 0, 0.45); }
.vault-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.vault-head h2 { margin: 0; font-size: 1.05rem; font-weight: 600; }
.vault-close { padding: 0.3rem 0.6rem; color: var(--muted); background: none; border: 1px solid var(--line-bright); font: 0.62rem var(--mono); cursor: pointer; }
.vault-message { margin: 0; padding: 0.5rem 0.7rem; color: var(--ink); background: rgba(var(--signal-rgb), 0.08); border-left: 2px solid var(--signal); font-size: 0.82rem; }
.vault-field { display: grid; gap: 0.3rem; color: var(--muted); font: 0.66rem var(--mono); }
.vault-field input, .vault-search { width: 100%; padding: 0.55rem 0.6rem; color: var(--ink); background: rgba(var(--signal-rgb), 0.04); border: 1px solid var(--line); font: 0.9rem var(--mono); }
.vault-panel > .chat-toggle, .vault-more .chat-toggle { justify-self: start; align-self: flex-start; }
.vault-code { display: block; padding: 0.8rem; color: var(--ink); background: #0a1216; border: 1px solid var(--signal); font: 600 1rem var(--mono); letter-spacing: 0.08em; text-align: center; word-break: break-all; }
.vault-actions { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.vault-more { display: grid; gap: 0.6rem; padding-top: 0.6rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.82rem; }
.vault-more summary { cursor: pointer; }
.vault-more[open] { gap: 0.6rem; }
.vault-tabs { display: flex; gap: 0.4rem; }
.vault-tab { flex: 1; padding: 0.5rem; color: var(--muted); background: none; border: 1px solid var(--line-bright); font: 600 0.64rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase; cursor: pointer; }
.vault-tab[aria-pressed="true"] { color: var(--signal); border-color: var(--signal); }
.vault-list { display: grid; gap: 0.6rem; }
.vault-save { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem; padding-bottom: 0.6rem; border-bottom: 1px solid var(--line); }
.vault-item { display: grid; gap: 0.35rem; padding: 0.7rem 0.8rem; border: 1px solid var(--line); }
.vault-item.current { border-color: var(--signal); }
.vault-item strong { overflow-wrap: anywhere; font-size: 0.9rem; }
.vault-item small { color: var(--muted); font: 0.64rem var(--mono); }
.vault-summary { font-size: 0.82rem; }
.vault-summary:empty { display: none; }
.vault-snippet { margin: 0; color: var(--muted); font: 0.72rem var(--mono); overflow-wrap: anywhere; }
.vault-foot { display: flex; align-items: center; justify-content: space-between; gap: 0.6rem; margin-top: auto; padding-top: 0.6rem; border-top: 1px solid var(--line); }
.vault-foot small { color: var(--muted); font: 0.62rem var(--mono); }
@media (max-width: 600px) {
  .vault-panel { top: 0; }
}