:root {
  --paper: #0a0b14;
  --paper-deep: #0f1124;
  --surface: #13152b;
  --ink: #e6f1ff;
  --ink-soft: #9ba8cc;
  --pine: #00f0ff;
  --pine-dark: #00f0ff;
  --rust: #ff2bd6;
  --gold: #fcee0a;
  --line: #262a52;
  --glow-c: 0 0 8px rgba(0, 240, 255, 0.55);
  --glow-m: 0 0 8px rgba(255, 43, 214, 0.6);
  --mono: ui-monospace, "JetBrains Mono", "Fira Code", "Cascadia Code", Menlo, Consolas, monospace;
  --text: var(--mono);
  --serif: var(--mono);
  --sans: var(--mono);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: clip;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--pine-dark); text-decoration-color: rgba(33, 92, 80, 0.35); text-underline-offset: 0.18em; }
a:hover { color: var(--rust); text-decoration-color: currentColor; }
a:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.skip-link { position: fixed; top: 1rem; left: 1rem; z-index: 100; transform: translateY(-180%); padding: 0.65rem 1rem; background: var(--ink); color: white; border-radius: 999px; }
.skip-link:focus { transform: translateY(0); }
.shell { width: min(1060px, calc(100% - 3rem)); margin-inline: auto; }

/* Header and navigation */
.site-header { position: relative; z-index: 10; border-bottom: 1px solid rgba(23, 35, 31, 0.12); }
.nav-shell { min-height: 72px; display: flex; align-items: center; justify-content: flex-end; gap: 2rem; }
.site-nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 1.8rem); font-size: 0.94rem; font-weight: 600; letter-spacing: 0.005em; }
.site-nav a { position: relative; padding-block: 0.5rem; color: var(--ink-soft); text-decoration: none; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0.1rem; height: 1px; background: var(--rust); transform: scaleX(0); transform-origin: left; transition: transform 160ms ease; }
.site-nav a:hover, .site-nav a.active { color: var(--ink); }
.site-nav a:hover::after, .site-nav a.active::after { transform: scaleX(1); }

/* Footer */
.site-footer { padding-block: 2.5rem; background: #29322e; color: #c8cfcb; }
.footer-grid { display: grid; grid-template-columns: minmax(240px, 1fr) auto auto; align-items: end; gap: 2rem; }
.footer-grid p { margin: 0; }
.footer-name { color: white; font-family: var(--serif); font-size: 1.3rem; font-weight: 700; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer-links a { color: white; font-size: 0.88rem; font-weight: 600; }
.footer-meta { font-size: 0.75rem; }

/* Home profile */
.profile-hero { display: grid; grid-template-columns: minmax(0, 1fr) 220px; gap: 4rem; align-items: start; padding-block: 2.75rem; }
.profile-heading { display: flex; align-items: baseline; flex-wrap: wrap; gap: 0.35rem 1.25rem; margin-bottom: 1.25rem; }
.profile-copy h1 { margin: 0; font-size: clamp(2.6rem, 4vw, 3.2rem); line-height: 1.1; letter-spacing: -0.02em; font-weight: 600; }
.profile-role, .profile-research { max-width: 740px; margin: 0 0 1rem; font-size: 1.06rem; line-height: 1.6; }
.profile-role { color: var(--ink-soft); }
.profile-aside > img { width: 100%; height: auto; border: 1px solid var(--line); }
.quick-links { display: flex; flex-wrap: wrap; gap: 0.45rem 1.25rem; margin-top: 0.25rem; font-size: 0.9rem; font-weight: 600; }
.quick-links a, .home-section-heading > a { display: inline-flex; align-items: center; min-height: 36px; }
.text-link { font-weight: 600; }
.rule-label { margin: 0 0 0.55rem; color: var(--pine); font-size: 0.86rem; font-weight: 600; letter-spacing: 0.02em; }

/* Home sections */
.home-section { padding-block: 3rem; }
.home-section-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem 2rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.home-section-heading h2 { margin: 0; font-size: 1.6rem; font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; }
.home-section-heading > a { font-size: 0.9rem; gap: 0.5rem; }
.home-research { padding-block: 2.5rem; background: var(--paper-deep); border-block: 1px solid var(--line); }
.home-research .home-section-heading { margin-bottom: 0.8rem; }
.home-research .home-section-heading h2 { font-size: 1.2rem; font-weight: 400; letter-spacing: 0; }
.research-footer { display: flex; justify-content: flex-end; margin: 1.5rem 0 0 210px; }
.research-footer > a { display: inline-flex; align-items: center; gap: 0.35rem; min-height: 36px; font-size: 0.9rem; }
.research-topic { position: relative; display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 2.5rem; padding-bottom: 1.8rem; }
.research-topic:last-child { padding-bottom: 0; }
.research-topic:not(:last-child)::before { content: ""; position: absolute; left: 3px; top: 0.65rem; bottom: -0.65rem; border-left: 1px solid rgba(44, 87, 78, 0.3); }
.research-topic:not(:last-child)::after { content: ""; position: absolute; left: 1px; bottom: 0.6rem; width: 5px; height: 5px; border-right: 1px solid var(--pine); border-bottom: 1px solid var(--pine); transform: rotate(45deg); }
.research-topic-label { position: relative; padding-left: 1.3rem; }
.research-topic-label::before { content: ""; position: absolute; left: 0; top: 0.55rem; width: 7px; height: 7px; border: 1px solid var(--pine); border-radius: 50%; background: var(--paper-deep); }
.research-topic-label p { margin: 0; color: var(--pine); font-size: 1.08rem; line-height: 1.4; font-weight: 600; }
.research-topic-content h3 { margin: 0; font-size: clamp(1.2rem, 2vw, 1.4rem); font-weight: 600; line-height: 1.35; }
.research-lead { margin: 0.45rem 0 0; color: var(--ink-soft); font-size: 0.97rem; line-height: 1.6; }
.research-paper { margin-top: 1rem; }
.research-paper h4 { margin: 0 0 0.5rem; font-size: 1.12rem; font-weight: 600; line-height: 1.35; }
.research-paper p:not(.rule-label) { margin: 0; color: var(--ink-soft); font-size: 0.97rem; line-height: 1.6; }

.updates { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.updates li { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 1.5rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.updates time { font-size: 0.88rem; color: var(--pine); }
.updates p { margin: 0; }

/* Interior pages */
.page-hero { padding-block: clamp(2.5rem, 4vw, 4rem); border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 860px; margin: 0; font-size: clamp(2.1rem, 4vw, 3rem); font-weight: 600; line-height: 1.12; letter-spacing: -0.02em; }
.page-lede { max-width: 780px; margin: 1.35rem 0 0; color: var(--ink-soft); font-size: 1.1rem; }
.section-pad { padding-block: clamp(2.5rem, 4vw, 3.5rem); }
.pub-shell { max-width: 930px; }
.publication-group + .publication-group { margin-top: 3.5rem; }
.publication-group h2 { margin: 0 0 1.4rem; font-size: clamp(1.6rem, 2.5vw, 2rem); font-weight: 600; }
.publication-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.publication-item { display: grid; grid-template-columns: 82px 1fr; gap: 1.5rem; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.pub-year { color: var(--pine); font-size: 0.98rem; }
.publication-item h3 { margin: 0; font-size: clamp(1.15rem, 1.8vw, 1.3rem); line-height: 1.3; font-weight: 600; }
.pub-authors, .pub-venue { margin: 0.4rem 0 0; color: var(--ink-soft); font-size: 0.91rem; }
.pub-authors strong { color: var(--ink); font-weight: 700; }
.pub-links { display: flex; flex-wrap: wrap; gap: 0.4rem 1.1rem; margin-top: 0.7rem; font-size: 0.86rem; font-weight: 600; }
.project-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.project-list > li { display: grid; grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1.35fr); gap: clamp(2rem, 5vw, 4rem); padding-block: 1.4rem; border-bottom: 1px solid var(--line); }
.project-list h3 { margin: 0; font-size: 1.16rem; line-height: 1.4; }
.project-list p { margin: 0 0 0.5rem; color: var(--ink-soft); }

@media (max-width: 900px) {
  .nav-shell { min-height: auto; padding-block: 1.1rem; }
  .site-nav { width: 100%; overflow-x: auto; padding-bottom: 0.4rem; }
  .site-nav a { white-space: nowrap; }
  .footer-grid { grid-template-columns: 1fr; align-items: start; }
  .profile-hero { grid-template-columns: minmax(0, 1fr) 185px; gap: 2rem; }
  .research-topic { grid-template-columns: 140px minmax(0, 1fr); gap: 1.5rem; }
  .research-footer { margin-left: 164px; }
  .project-list > li { grid-template-columns: 1fr; gap: 0.65rem; }
}
@media (max-width: 620px) {
  .shell { width: calc(100% - 2.5rem); }
  .site-nav { flex-wrap: wrap; gap: 0.15rem 1rem; overflow-x: visible; font-size: 0.86rem; }
  .profile-hero { grid-template-columns: minmax(0, 1fr); gap: 1.75rem; padding-block: 2rem; }
  .profile-heading { flex-direction: column; align-items: flex-start; gap: 0.3rem; }
  .profile-aside { width: 100px; }
  .home-section, .home-research { padding-block: 2rem; }
  .research-footer { margin-left: 1.3rem; }
  .research-topic { grid-template-columns: minmax(0, 1fr); gap: 0.55rem; }
  .research-topic-content { padding-left: 1.3rem; }
  .publication-item, .updates li { grid-template-columns: 1fr; gap: 0.45rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}

/* Guestbook */
.prose-shell { max-width: 790px; }
.rules { padding-left: 1.2rem; color: var(--ink-soft); }
.rules li { margin-bottom: 0.7rem; }
.rules strong, .rules em { color: var(--ink); }
.prose-shell pre { overflow-x: auto; margin: 0.6rem 0 1rem; padding: 0.9rem 1rem; background: var(--surface); border: 1px solid var(--line); font-size: 0.82rem; line-height: 1.5; }
.prose-shell code { font-size: 0.88em; }
.prose-shell p { color: var(--ink-soft); }


/* Cyberpunk theme */
body {
  font-size: 15px;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.02) 0 1px, transparent 1px 3px),
    radial-gradient(900px 500px at 85% -10%, rgba(255,43,214,0.12), transparent 60%),
    radial-gradient(800px 500px at -10% 10%, rgba(0,240,255,0.10), transparent 60%),
    var(--paper);
  background-attachment: fixed;
}
::selection { background: var(--rust); color: #fff; }
a { text-decoration-color: rgba(0, 240, 255, 0.4); }
a:hover { color: var(--rust); text-shadow: var(--glow-m); }
.site-header { background: rgba(10, 11, 20, 0.85); border-bottom: 1px solid var(--pine); box-shadow: 0 1px 14px rgba(0, 240, 255, 0.25); backdrop-filter: blur(6px); }
.site-nav { text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.8rem; }
.site-nav a::before { content: "> "; opacity: 0; color: var(--rust); transition: opacity 160ms; }
.site-nav a:hover::before, .site-nav a.active::before { opacity: 1; }
.site-nav a:hover, .site-nav a.active { color: var(--pine); text-shadow: var(--glow-c); }
.site-nav a::after { background: var(--rust); box-shadow: var(--glow-m); }
h1, h2, h3, h4 { letter-spacing: -0.01em; }
.profile-copy h1, .page-hero h1 { color: #fff; text-shadow: 2px 0 var(--rust), -2px 0 var(--pine); letter-spacing: -0.03em; }
.profile-copy h1::after { content: "_"; color: var(--pine); animation: blink 1.1s steps(1) infinite; text-shadow: var(--glow-c); }
@keyframes blink { 50% { opacity: 0; } }
.section-title, .home-section-heading h2, .publication-group h2 { color: var(--pine); text-shadow: var(--glow-c); text-transform: uppercase; letter-spacing: 0.06em; font-size: 1.15rem; }
.section-title::before, .home-section-heading h2::before, .publication-group h2::before { content: "// "; color: var(--rust); }
.profile-aside > img { border: 1px solid var(--pine); box-shadow: 0 0 0 4px var(--paper), 0 0 0 5px var(--rust), 0 0 24px rgba(0, 240, 255, 0.45); filter: saturate(1.15) contrast(1.05); clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px)); }
.home-research { background: var(--paper-deep); border-block: 1px solid var(--line); }
.research-topic-label p, .rule-label, .pub-year, .updates time { color: var(--rust); text-shadow: var(--glow-m); }
.research-topic-label::before { border-color: var(--rust); background: var(--rust); box-shadow: var(--glow-m); }
.research-topic:not(:last-child)::before { border-left: 1px dashed rgba(0, 240, 255, 0.4); }
.research-topic:not(:last-child)::after { border-color: var(--pine); }
.publication-list, .updates, .project-list { border-top: 1px solid var(--pine); }
.publication-item, .updates li, .project-list > li { border-bottom: 1px solid var(--line); transition: background 160ms, box-shadow 160ms; }
.publication-item:hover, .project-list > li:hover { background: rgba(0, 240, 255, 0.04); box-shadow: inset 3px 0 0 var(--rust); }
.pub-authors strong { color: var(--pine); }
.pub-links a, .quick-links a, .text-link { text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.78rem; }
.quick-links a { padding: 0 0.9rem; border: 1px solid var(--line); }
.quick-links a:hover { border-color: var(--rust); box-shadow: var(--glow-m); }
.prose-shell pre { background: #05060d; border: 1px solid var(--pine); color: #b8ffd9; box-shadow: inset 0 0 18px rgba(0, 240, 255, 0.08); }
.prose-shell code { color: var(--gold); }
.site-footer { background: #05060d; border-top: 1px solid var(--rust); box-shadow: 0 -1px 14px rgba(255, 43, 214, 0.3); color: var(--ink-soft); }
.footer-name { color: var(--pine); text-shadow: var(--glow-c); }
.footer-links a { color: var(--ink); text-transform: uppercase; letter-spacing: 0.06em; }
.skip-link { background: var(--rust); }
@media (max-width: 620px) { .profile-copy h1::after { content: ""; } }
@media (prefers-reduced-motion: reduce) { .profile-copy h1::after { animation: none; } }

/* Guestbook form and lists */
#gb-form { display: grid; gap: 0.5rem; max-width: 640px; position: relative; }
#gb-form label { color: var(--pine); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; }
#gb-form input, #gb-form select, #gb-form textarea { width: 100%; padding: 0.65rem 0.8rem; font: inherit; color: var(--ink); background: #05060d; border: 1px solid var(--line); border-radius: 0; }
#gb-form input:focus, #gb-form select:focus, #gb-form textarea:focus { outline: none; border-color: var(--pine); box-shadow: var(--glow-c); }
#gb-form button { justify-self: start; margin-top: 0.4rem; padding: 0.7rem 1.2rem; font: inherit; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: #05060d; background: var(--pine); border: 0; cursor: pointer; box-shadow: var(--glow-c); }
#gb-form button:hover { background: var(--rust); color: #fff; box-shadow: var(--glow-m); }
.gb-error { margin: 0; color: var(--rust); }
.gb-list { list-style: none; margin: 1rem 0 0; padding: 0; border-top: 1px solid var(--pine); }
.gb-list li { padding: 1rem 0; border-bottom: 1px solid var(--line); }
.gb-list li > a:first-child { font-weight: 700; }
.gb-list p { margin: 0.3rem 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.gb-answer { display: inline-block; margin-top: 0.5rem; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; }
.gb-ok { margin: 0; color: var(--pine); text-shadow: var(--glow-c); }
#gb-turnstile { margin-top: 0.4rem; }

/* Admin dashboard and articles */
.admin { padding-block: 2rem 4rem; }
.admin-form { display: grid; gap: 0.5rem; max-width: 760px; }
.admin-form label { color: var(--pine); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; }
.admin-form label.check { text-transform: none; letter-spacing: 0; color: var(--ink-soft); }
.admin-form input:not([type=checkbox]), .admin-form select, .admin-form textarea { width: 100%; padding: 0.6rem 0.8rem; font: inherit; color: var(--ink); background: #05060d; border: 1px solid var(--line); border-radius: 0; }
.admin-form input:focus, .admin-form select:focus, .admin-form textarea:focus { outline: none; border-color: var(--pine); box-shadow: var(--glow-c); }
.admin-form button[type=submit], #f-save { justify-self: start; padding: 0.7rem 1.2rem; font: inherit; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: #05060d; background: var(--pine); border: 0; cursor: pointer; box-shadow: var(--glow-c); }
#f-save:disabled { opacity: 0.4; cursor: not-allowed; }
.tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1rem 0; border-bottom: 1px solid var(--line); }
.tab { padding: 0.5rem 1rem; font: inherit; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); background: none; border: 1px solid transparent; border-bottom: 0; cursor: pointer; }
.tab.on { color: var(--pine); border-color: var(--line); text-shadow: var(--glow-c); }
.mini { margin-left: 0.6rem; padding: 0.2rem 0.6rem; font: inherit; font-size: 0.76rem; text-transform: uppercase; color: var(--pine); background: none; border: 1px solid var(--pine); cursor: pointer; }
.mini.danger { color: var(--rust); border-color: var(--rust); }
#status { padding: 0.6rem 0; }
.article-body { max-width: 760px; line-height: 1.75; overflow-wrap: break-word; }
.article-body > :first-child { margin-top: 0; }
.article-body p, .article-body li { color: var(--ink-soft); }
.article-body strong { color: var(--ink); }
.article-body h2 { margin: 2.6rem 0 0.8rem; color: var(--pine); text-shadow: var(--glow-c); font-size: 1.15rem; text-transform: uppercase; letter-spacing: 0.06em; }
.article-body h2::before { content: "// "; color: var(--rust); }
.article-body h3 { margin: 2rem 0 0.6rem; color: var(--ink); font-size: 1.05rem; }
.article-body ul, .article-body ol { padding-left: 1.3rem; }
.article-body li { margin-bottom: 0.45rem; }
.article-body li::marker { color: var(--rust); }
.article-body img { max-width: 100%; max-height: 560px; width: auto; margin-inline: auto; border: 1px solid var(--line); }
.article-body p:has(> img) { margin: 2rem 0; text-align: center; }
.article-body p:has(> img) > em { display: block; margin-top: 0.7rem; color: var(--ink-soft); font-size: 0.85rem; }
.article-body img[src*="-logo."] { max-width: 220px; border: 0; }
.article-body :not(pre) > code { padding: 0.1em 0.35em; color: var(--gold); background: #05060d; border: 1px solid var(--line); font-size: 0.88em; }
.article-body pre { overflow-x: auto; padding: 0.9rem 1rem; background: #05060d; border: 1px solid var(--pine); color: #b8ffd9; font-size: 0.85rem; line-height: 1.5; box-shadow: inset 0 0 18px rgba(0, 240, 255, 0.08); }
.article-body blockquote { margin: 1.5rem 0; padding: 0.2rem 0 0.2rem 1rem; border-left: 3px solid var(--rust); }
.article-feedback { margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--ink-soft); }
#a-meta a { text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.8rem; }
.article-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--pine); }
.article-list li { padding: 1.4rem 0; border-bottom: 1px solid var(--line); transition: background 160ms, box-shadow 160ms; }
.article-list li:hover { background: rgba(0, 240, 255, 0.04); box-shadow: inset 3px 0 0 var(--rust); }
.article-list h3 { margin: 0; font-size: clamp(1.1rem, 1.8vw, 1.25rem); line-height: 1.35; }
.article-list p { margin: 0.35rem 0 0; color: var(--ink-soft); }
.article-list .pub-venue { color: var(--rust); text-shadow: var(--glow-m); font-size: 0.85rem; }
.read-more { display: flex; gap: 1.2rem; }
.read-more a { text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.78rem; font-weight: 600; }

/* Agent quick start */
.agent-pointer { margin-top: 0.6rem; font-size: 0.95rem; }
.agent-quickstart .prose-shell { padding: clamp(1.2rem, 3vw, 1.8rem); border: 1px solid var(--pine); background: rgba(0, 240, 255, 0.03); box-shadow: 0 0 18px rgba(0, 240, 255, 0.12); }
.agent-quickstart .section-title { margin-top: 0; }
.agent-quickstart pre { white-space: pre-wrap; overflow-wrap: anywhere; }

/* Admin analytics */
#tab-analytics { --chart-bar: #00a8b4; --chart-bar-on: var(--pine); --chart-grid: var(--line); }
#tab-analytics.refreshing .an-panel { opacity: 0.5; transition: opacity 160ms; }
.an-panel { margin-top: 2.2rem; }
.an-panel h3 { margin: 0 0 1rem; color: var(--pine); text-shadow: var(--glow-c); font-size: 1rem; text-transform: uppercase; letter-spacing: 0.06em; }
.an-panel h4 { margin: 1.6rem 0 0.6rem; font-size: 0.9rem; color: var(--ink); }
.stat-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0.75rem; margin-bottom: 1.2rem; }
.stat-tile { padding: 0.85rem 1rem; background: var(--surface); border: 1px solid var(--line); }
.stat-tile p { margin: 0; }
.stat-label { color: var(--ink-soft); font-size: 0.78rem; }
.stat-value { color: var(--ink); font-size: 1.7rem; font-weight: 600; line-height: 1.3; }
.stat-sub { color: var(--ink-soft); font-size: 0.72rem; }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; font-variant-numeric: tabular-nums; }
.data-table th, .data-table td { padding: 0.45rem 0.6rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.data-table th { color: var(--ink-soft); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.72rem; }
.data-table td { color: var(--ink); }
.tag-ai { display: inline-block; margin-left: 0.5rem; padding: 0 0.35rem; border: 1px solid var(--rust); color: var(--ink); font-size: 0.68rem; letter-spacing: 0.06em; }
.chart-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.chart-fig { position: relative; margin: 0; padding: 0.9rem 1rem 0.6rem; background: var(--surface); border: 1px solid var(--line); }
.chart-fig figcaption { color: var(--ink); font-size: 0.85rem; font-weight: 600; }
.chart-holder svg { display: block; width: 100%; height: auto; }
.chart-grid-line { stroke: var(--chart-grid); stroke-width: 1; }
.chart-axis { fill: var(--ink-soft); font-size: 11px; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.chart-value { fill: var(--ink); font-size: 11px; font-family: var(--mono); }
.chart-bar { fill: var(--chart-bar); transition: fill 120ms; }
.chart-bar.on { fill: var(--chart-bar-on); }
.chart-hit { fill: transparent; cursor: default; }
.chart-hit:focus { outline: none; }
.chart-hit:focus-visible { stroke: var(--gold); stroke-width: 1; }
.chart-tip { position: absolute; z-index: 2; display: grid; padding: 0.35rem 0.6rem; background: #05060d; border: 1px solid var(--pine); pointer-events: none; white-space: nowrap; font-size: 0.75rem; }
.chart-tip[hidden] { display: none; }
.chart-tip strong { color: var(--ink); font-size: 0.85rem; }
.chart-tip span { color: var(--ink-soft); }
.chart-table summary { cursor: pointer; color: var(--ink-soft); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; }
@media (max-width: 700px) { .chart-grid { grid-template-columns: 1fr; } }

/* Paper pages */
.bibtex { overflow-x: auto; margin: 0 0 0.8rem; padding: 1rem; background: #05060d; border: 1px solid var(--pine); color: #b8ffd9; font-size: 0.82rem; line-height: 1.5; white-space: pre; }
.pub-authors a, .page-lede a { text-decoration-color: var(--rust); }
/* Edit button (owner only) and agent box */
.edit-fab { position: fixed; right: 1rem; bottom: 1rem; z-index: 50; padding: 0.55rem 0.9rem; font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: #05060d; background: var(--pine); text-decoration: none; box-shadow: var(--glow-c); }
.edit-fab:hover { background: var(--rust); color: #fff; text-shadow: none; box-shadow: var(--glow-m); }
.agent-box { margin-top: 1.5rem; border: 1px solid var(--line); padding: 0.8rem 1rem; }
.agent-box summary { cursor: pointer; color: var(--pine); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.82rem; }
.agent-box[open] summary { margin-bottom: 0.8rem; }
/* Guestbook activity chart (pure CSS tabs; works without JavaScript) */
.gb-stats { max-width: 520px; }
.gbp-radio { position: absolute; opacity: 0; pointer-events: none; }
.gbp-tabs { display: flex; gap: 0.4rem; margin-bottom: 0.9rem; }
.gbp-tabs label { padding: 0.25rem 0.8rem; cursor: pointer; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); border: 1px solid var(--line); }
.gbp-radio:focus-visible ~ .gbp-tabs label { outline: 1px dotted var(--gold); }
.gbp-panel { display: none; }
#gbp-week:checked ~ .gbp-tabs label[for="gbp-week"], #gbp-month:checked ~ .gbp-tabs label[for="gbp-month"], #gbp-year:checked ~ .gbp-tabs label[for="gbp-year"] { color: var(--pine); border-color: var(--pine); text-shadow: var(--glow-c); }
#gbp-week:checked ~ .gbp-panels .gbp-panel[data-period="week"], #gbp-month:checked ~ .gbp-panels .gbp-panel[data-period="month"], #gbp-year:checked ~ .gbp-panels .gbp-panel[data-period="year"] { display: block; }
.gbp-title { margin: 0 0 0.6rem; font-size: 0.95rem; color: var(--ink); }
.gbp-title span { color: var(--ink-soft); font-weight: 400; font-size: 0.8rem; }
.gbp-body { display: flex; align-items: center; gap: 1.5rem; }
.gbp-donut { width: 120px; height: 120px; flex: none; }
.gbp-seg { transition: opacity 120ms; }
.gbp-agent { stroke: var(--rust); }
.gbp-bot { stroke: var(--gold); }
.gbp-human { stroke: var(--pine); }
.gbp-none { stroke: var(--line); }
.gbp-total { fill: var(--ink); font-size: 8px; font-family: var(--mono); font-weight: 700; }
.gbp-legend { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; font-size: 0.85rem; }
.gbp-legend li { display: grid; grid-template-columns: 0.8rem 1fr auto 3rem; align-items: center; gap: 0.6rem; }
.gbp-legend strong { color: var(--ink); text-align: right; }
.gbp-pct { color: var(--ink-soft); text-align: right; font-size: 0.78rem; }
.gbp-sw { width: 0.7rem; height: 0.7rem; display: inline-block; }
.gbp-sw-agent { background: var(--rust); }
.gbp-sw-bot { background: var(--gold); }
.gbp-sw-human { background: var(--pine); }

/* Admin: projects */
.proj-list li { display: flex; flex-wrap: wrap; align-items: center; gap: 0.3rem 0.5rem; }
.proj-list li p { flex-basis: 100%; margin: 0; }
.pj-badge { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--pine); }
.pj-badge.pj-hidden { color: var(--gold); }
.proj-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.6rem 0 1.2rem; }
.proj-actions .mini { margin-left: 0; }

/* Research page: summaries and lessons */
.project-list .rs-label { margin: 1rem 0 0.3rem; }
.project-list .rs-lead { color: var(--pine); font-weight: 700; text-shadow: var(--glow-c); }
.project-list .rs-learned { list-style: disc; list-style-type: disc; margin: 0 0 0.9rem; padding: 0 0 0 1.2rem; border: 0; color: var(--ink-soft); }
.project-list .rs-learned li { display: list-item; margin: 0 0 0.5rem; padding: 0; border: 0; box-shadow: none; background: none; }
.project-list .rs-papers { margin: 0; font-size: 0.82rem; }