/* ============================================================================
 *  Project   : anomaly-atlas
 *  File      : web/public/style.css
 *  Purpose   : Editorial light theme, mobile-first responsive, CSS-only menu
 *  Author    : Simon-Pierre Boucher
 *  Contact   : contact@spboucher.ai
 *  Data src  : hfmarketdata.io (sole data source)
 *  Created   : 2026-08-12
 *  Modified  : 2026-08-12
 *  Platform  : Web (deployed from macOS / Apple Silicon)
 *  License   : All rights reserved (research code)
 * ==========================================================================*/

:root {
  color-scheme: light;
  --paper: #faf8f4;
  --card: #fffdf9;
  --ink: #1a1c20;
  --muted: #5d6167;
  --faint: #8b8f96;
  --hairline: #e5e1d6;
  --hairline-2: #d8d3c4;
  --accent: #2456c4;
  --accent-ink: #173a85;
  --accent-soft: #e8eefb;
  --warn-bg: #fdf4e3;
  --warn-border: #ecd9b0;
  --warn-ink: #6b5322;
  --ok: #1e7a4d;
  --ok-soft: #e7f4ec;
  --pending: #8b8f96;
  --pending-soft: #efede6;
  --code-bg: #f3f1ea;
  --shadow: 0 1px 2px rgba(26, 28, 32, .04), 0 8px 24px -12px rgba(26, 28, 32, .10);
  --radius: 14px;
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-text: "Inter", -apple-system, "SF Pro Text", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(1200px 500px at 85% -100px, #f2ede1 0%, transparent 60%),
    var(--paper);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; width: 100%; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
::selection { background: var(--accent-soft); }

/* ---------------------------------------------------------------- header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--hairline);
}
.header-row {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 60px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 640; font-size: 1.35rem; letter-spacing: -.01em;
  color: var(--ink);
}
.brand-mark { width: 30px; height: 30px; border-radius: 8px; flex: none; }
.brand:hover { text-decoration: none; }
.brand-dim { color: var(--faint); font-weight: 420; font-style: italic; }

.site-nav { display: flex; gap: 2px; flex-wrap: wrap; }
.site-nav a {
  color: var(--muted); font-size: .92rem; font-weight: 520;
  padding: 7px 12px; border-radius: 999px;
}
.site-nav a:hover { color: var(--ink); background: var(--pending-soft); text-decoration: none; }
.site-nav a.active { color: var(--accent-ink); background: var(--accent-soft); }

/* CSS-only mobile menu: opaque dropdown panel, no backdrop-filter anywhere */
.nav-toggle { display: none; }
.nav-burger { display: none; cursor: pointer; padding: 10px; margin: -10px; }
.nav-burger span {
  display: block; width: 22px; height: 2px; background: var(--ink);
  margin: 5px 0; border-radius: 2px; transition: transform .25s, opacity .2s;
}
@media (max-width: 820px) {
  .nav-burger { display: block; }
  .site-nav {
    display: none;
    position: absolute; left: -20px; right: -20px; top: 100%;
    flex-direction: column; gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--hairline-2);
    box-shadow: 0 18px 30px -18px rgba(26, 28, 32, .25);
    padding: 6px 12px 14px;
  }
  .nav-toggle:checked ~ .site-nav { display: flex; }
  .site-nav a {
    font-size: 1.05rem; padding: 13px 12px; border-radius: 10px;
    border-bottom: 1px solid var(--hairline);
  }
  .site-nav a:last-child { border-bottom: 0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ------------------------------------------------------------ honesty bar */
.honesty-banner {
  background: var(--warn-bg);
  border-bottom: 1px solid var(--warn-border);
  color: var(--warn-ink);
  font-size: .8rem; line-height: 1.5;
  padding: 9px 0;
}
.honesty-banner strong { color: #4a3a14; }

/* ------------------------------------------------------------------ hero */
.hero { padding: 56px 0 8px; max-width: 60rem; }
.kicker {
  font-family: var(--font-mono); font-size: .74rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent-ink); margin: 0 0 14px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5.4vw, 3.3rem);
  line-height: 1.08; letter-spacing: -.02em; font-weight: 620;
  margin: 0 0 18px;
}
.lede { font-size: 1.08rem; color: var(--muted); max-width: 46rem; margin: 0 0 14px; }
.lede em { color: var(--ink); }
.lede-eq { margin: 18px 0 0; }
.lede-eq code {
  display: inline-block; font-family: var(--font-mono); font-size: .8rem;
  background: var(--code-bg); border: 1px solid var(--hairline);
  border-radius: 10px; padding: 9px 14px; color: var(--ink);
  overflow-x: auto; max-width: 100%;
}
.lede-small { color: var(--muted); max-width: 46rem; }
.page-title {
  font-family: var(--font-display); font-weight: 620; letter-spacing: -.015em;
  font-size: clamp(1.6rem, 4vw, 2.3rem); margin: 42px 0 10px;
}
.section-title {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.35rem; margin: 40px 0 6px;
}

/* ----------------------------------------------------------------- tiles */
.tiles {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px; margin: 34px 0;
}
.tile {
  background: var(--card); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 18px 14px; display: flex; flex-direction: column; gap: 2px;
}
.tile-value {
  font-family: var(--font-display); font-size: 2.1rem; font-weight: 620;
  line-height: 1; letter-spacing: -.02em;
}
.tile-denom { font-size: 1.15rem; color: var(--faint); font-weight: 480; }
.tile-label { font-size: .8rem; color: var(--muted); }

/* ----------------------------------------------------------------- cards */
.split { display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; margin: 8px 0 16px; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.card {
  background: var(--card); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 24px; margin: 16px 0; min-width: 0;
}
.card h2 {
  font-family: var(--font-display); font-weight: 620; letter-spacing: -.01em;
  font-size: 1.3rem; margin: 0 0 12px;
}
.card-head-row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.more { font-weight: 560; font-size: .92rem; white-space: nowrap; }

/* ---------------------------------------------------------------- phases */
.phases { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
.phase {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 10px 4px; border-bottom: 1px dashed var(--hairline);
}
.phase:last-child { border-bottom: 0; }
.phase > div { flex: 1; min-width: 0; }
.phase strong { display: block; font-size: .92rem; font-weight: 600; }
.phase-detail { font-size: .8rem; color: var(--muted); }
.phase-dot {
  width: 9px; height: 9px; border-radius: 50%; margin-top: 7px; flex: none;
  background: var(--pending);
}
.phase.done .phase-dot { background: var(--ok); }
.phase.in-progress .phase-dot { background: var(--accent); }

/* ---------------------------------------------------------------- badges */
.badge {
  display: inline-block; font-size: .7rem; font-weight: 640;
  letter-spacing: .04em; text-transform: uppercase;
  padding: 3px 10px; border-radius: 999px; white-space: nowrap;
  background: var(--pending-soft); color: var(--muted);
}
.badge-done { background: var(--ok-soft); color: var(--ok); }
.badge-in-progress { background: var(--accent-soft); color: var(--accent-ink); }
.badge-pending { background: var(--pending-soft); color: var(--pending); }
.badge-level-0 { background: var(--pending-soft); color: var(--muted); }
.badge-level-1 { background: var(--accent-soft); color: var(--accent-ink); }
.badge-level-2 { background: var(--ok-soft); color: var(--ok); }
.badge-level-3 { background: #14331f; color: #d9f5e3; }

/* --------------------------------------------------------------- doc grid */
.doc-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 12px; margin: 18px 0;
}
.doc-card {
  display: flex; flex-direction: column; gap: 6px; align-items: flex-start;
  background: var(--card); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px; color: var(--ink); min-width: 0;
  transition: transform .12s ease, border-color .12s ease;
}
.doc-card:hover { text-decoration: none; transform: translateY(-2px); border-color: var(--hairline-2); }
.doc-card h3 { margin: 0; font-size: 1.02rem; font-weight: 640; letter-spacing: -.01em; }
.doc-card p { margin: 0; font-size: .85rem; color: var(--muted); }
.doc-card.disabled { opacity: .55; pointer-events: none; }
.runs { font-size: .75rem; color: var(--faint); }

/* --------------------------------------------------------------- markdown */
.crumb { font-size: .82rem; color: var(--faint); margin: 26px 0 4px; font-family: var(--font-mono); }
.doc-head { margin: 8px 0 14px; }
.doc-head-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.doc-head-row h1 {
  font-family: var(--font-display); font-weight: 620; letter-spacing: -.015em;
  font-size: clamp(1.5rem, 4vw, 2.1rem); margin: 0; text-transform: capitalize;
}
.doc-head-meta { font-family: var(--font-mono); font-size: .74rem; color: var(--faint); margin: 6px 0 0; }
.doc-layout { display: block; }
.doc-layout.has-toc { display: grid; grid-template-columns: 230px 1fr; gap: 24px; align-items: start; }
@media (max-width: 1000px) { .doc-layout.has-toc { display: block; } .toc { display: none; } }
.toc {
  position: sticky; top: 76px;
  border: 1px solid var(--hairline); border-radius: var(--radius);
  background: var(--card); padding: 14px 16px; font-size: .82rem;
  max-height: calc(100vh - 100px); overflow-y: auto;
}
.toc-title { font-weight: 700; font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--faint); }
.toc ul { list-style: none; margin: 8px 0 0; padding: 0; }
.toc li { margin: 5px 0; }
.toc-d3 { padding-left: 14px; }
.toc a { color: var(--muted); }
.doc { min-width: 0; }

.md { font-size: .96rem; }
.md h1, .md h2, .md h3 {
  font-family: var(--font-display); font-weight: 620; letter-spacing: -.01em;
  margin: 1.6em 0 .5em; line-height: 1.2;
}
.md h1 { font-size: 1.7rem; } .md h2 { font-size: 1.35rem; } .md h3 { font-size: 1.1rem; }
.md p { margin: .7em 0; }
.md li { margin: .3em 0; }
.md code {
  font-family: var(--font-mono); font-size: .82em;
  background: var(--code-bg); border: 1px solid var(--hairline);
  border-radius: 6px; padding: .1em .4em;
  overflow-wrap: break-word;
}
.md pre code, .codeblock code { background: none; border: 0; padding: 0; }
.md blockquote {
  margin: 1em 0; padding: 2px 18px; border-left: 3px solid var(--accent);
  background: var(--accent-soft); border-radius: 0 10px 10px 0; color: var(--accent-ink);
}
.md table { border-collapse: collapse; display: block; overflow-x: auto; max-width: 100%; margin: 1em 0; }
.md th, .md td { border: 1px solid var(--hairline-2); padding: 7px 12px; font-size: .86rem; text-align: left; white-space: nowrap; }
.md th { background: var(--code-bg); font-weight: 640; }
.md hr { border: 0; border-top: 1px solid var(--hairline); margin: 2em 0; }
.md-compact { font-size: .87rem; }
.md-compact p { margin: .4em 0; }
.hanchor { opacity: 0; margin-left: 8px; font-size: .8em; color: var(--faint); }
.md h1:hover .hanchor, .md h2:hover .hanchor, .md h3:hover .hanchor { opacity: 1; }

.codeblock {
  background: var(--code-bg); border: 1px solid var(--hairline);
  border-radius: 12px; padding: 16px 18px;
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  font-family: var(--font-mono); font-size: .8rem; line-height: 1.55;
  max-width: 100%;
}
.note-line { color: var(--muted); font-size: .9rem; margin: 26px 0 40px; }

/* highlight.js — quiet light theme */
.hljs { color: var(--ink); }
.hljs-comment, .hljs-quote { color: #8a8f7c; font-style: italic; }
.hljs-keyword, .hljs-selector-tag, .hljs-meta { color: #9d3b8f; }
.hljs-string, .hljs-attr, .hljs-regexp { color: #1e7a4d; }
.hljs-number, .hljs-literal { color: #b25710; }
.hljs-title, .hljs-name, .hljs-section { color: var(--accent-ink); font-weight: 600; }
.hljs-built_in, .hljs-type { color: #0f6f74; }
.hljs-emphasis { font-style: italic; } .hljs-strong { font-weight: 700; }

/* --------------------------------------------------------------- log/time */
.log-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.log-entry { min-width: 0; }
.log-entry h3 { font-size: 1rem; margin: 4px 0 6px; font-weight: 640; }
.tl-time { font-family: var(--font-mono); font-size: .72rem; color: var(--faint); letter-spacing: .05em; }
.timeline { display: flex; flex-direction: column; margin: 22px 0 40px; }
.tl-entry { display: grid; grid-template-columns: 26px 1fr; gap: 14px; }
.tl-rail { position: relative; }
.tl-rail::before {
  content: ""; position: absolute; left: 12px; top: 4px; bottom: -4px;
  width: 2px; background: var(--hairline-2);
}
.tl-entry:last-child .tl-rail::before { bottom: auto; height: 30px; }
.tl-dot {
  position: absolute; left: 7px; top: 8px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--accent); border: 3px solid var(--paper);
}
.tl-card {
  background: var(--card); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 20px; margin: 0 0 18px; min-width: 0;
}
.tl-card h3 { margin: 4px 0 8px; font-size: 1.05rem; font-weight: 660; }
@media (max-width: 640px) {
  .tl-entry { grid-template-columns: 1fr; }
  .tl-rail { display: none; }
}

/* ---------------------------------------------------------------- tables */
.results-table, .kv-table {
  width: 100%; border-collapse: collapse; margin: 18px 0 40px;
  background: var(--card); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow);
  overflow: hidden; font-size: .88rem;
  display: block; overflow-x: auto; -webkit-overflow-scrolling: touch;
}
.results-table thead tr { background: var(--code-bg); }
.results-table th, .kv-table th {
  text-align: left; font-weight: 640; padding: 10px 16px; white-space: nowrap;
}
.results-table td, .kv-table td { padding: 9px 16px; border-top: 1px solid var(--hairline); }
.kv-table th { width: 180px; vertical-align: top; color: var(--muted); }
.mono-small { font-family: var(--font-mono); font-size: .74rem; color: var(--faint); }

.file-list { list-style: none; padding: 0; margin: 0; }
.file-list li { padding: 7px 0; border-bottom: 1px dashed var(--hairline); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.file-list li:last-child { border-bottom: 0; }

.tree { list-style: none; padding: 0; margin: 18px 0 40px; }
.tree-root { margin: 14px 0; background: var(--card); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 14px 18px; }
.tree-root > strong { font-family: var(--font-mono); font-size: .85rem; }
.tree-root ul { list-style: none; padding: 6px 0 0 10px; margin: 0; columns: 2; column-gap: 30px; }
.tree-root li { font-family: var(--font-mono); font-size: .8rem; padding: 2px 0; break-inside: avoid; }
@media (max-width: 700px) { .tree-root ul { columns: 1; } }

.file-card { padding: 0; overflow: hidden; }
.file-head {
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;
  padding: 10px 18px; border-bottom: 1px solid var(--hairline); background: var(--code-bg);
}
.file-card .codeblock { border: 0; border-radius: 0; margin: 0; }

.chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 0 0 12px; }
.chip {
  font-family: var(--font-mono); font-size: .68rem; color: var(--muted);
  background: var(--code-bg); border: 1px solid var(--hairline);
  border-radius: 999px; padding: 2px 10px;
}
.chip-k { color: var(--faint); margin-right: 5px; text-transform: uppercase; letter-spacing: .06em; }

/* --------------------------------------------------------------- figures */
.chart-fig { margin: 18px 0 6px; }
.chart-fig svg { width: 100%; height: auto; display: block; font-family: var(--font-text); }
.chart-fig figcaption {
  font-size: .78rem; color: var(--faint); margin-top: 8px; line-height: 1.5;
  border-top: 1px solid var(--hairline); padding-top: 8px;
}

/* ----------------------------------------------------------- publications */
.pub-card { gap: 8px; }
.pub-id {
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .08em;
  text-transform: uppercase; color: var(--faint);
}
.pub-sub { color: var(--accent-ink) !important; font-style: italic; }
.pub-head { margin: 40px 0 10px; max-width: 56rem; }
.pub-head h1 {
  font-family: var(--font-display); font-weight: 640; letter-spacing: -.02em;
  font-size: clamp(1.7rem, 4.5vw, 2.7rem); line-height: 1.12; margin: 10px 0 8px;
}
.pub-subtitle {
  font-family: var(--font-display); font-style: italic; font-weight: 460;
  font-size: 1.15rem; color: var(--muted); margin: 0 0 14px;
}
.pub-meta { font-size: .88rem; color: var(--muted); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.abstract {
  background: var(--card); border: 1px solid var(--hairline);
  border-left: 3px solid var(--accent); border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow); padding: 18px 22px; margin: 20px 0 6px;
}
.abstract-k {
  font-family: var(--font-mono); font-size: .68rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase; color: var(--accent-ink);
}
.abstract p { margin: 8px 0 0; font-size: .95rem; line-height: 1.65; }
.pub-body { font-size: 1.01rem; line-height: 1.7; }
.pub-body h2 { margin-top: 2em; padding-top: .8em; border-top: 1px solid var(--hairline); }
.pub-body .chart-fig {
  background: var(--card); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px 18px 12px;
}
.pub-footer {
  margin: 36px 0 20px; padding-top: 14px; border-top: 1px solid var(--hairline);
  font-size: .8rem; color: var(--faint); max-width: 56rem;
}

/* -------------------------------------------------------------- comments */
.comment-form {
  display: grid; gap: 12px; margin: 6px 0 10px;
}
.comment-form label { font-size: .82rem; font-weight: 640; color: var(--muted); display: block; margin-bottom: 4px; }
.comment-form input[type="text"], .comment-form textarea {
  width: 100%; font-family: var(--font-text); font-size: .95rem; color: var(--ink);
  background: var(--paper); border: 1px solid var(--hairline-2);
  border-radius: 10px; padding: 10px 14px;
}
.comment-form input:focus, .comment-form textarea:focus {
  outline: 2px solid var(--accent-soft); border-color: var(--accent);
}
.comment-form textarea { min-height: 120px; resize: vertical; }
.comment-form .hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.btn {
  display: inline-block; cursor: pointer; border: 0;
  background: var(--ink); color: var(--paper);
  font-family: var(--font-text); font-weight: 640; font-size: .95rem;
  padding: 11px 22px; border-radius: 999px; justify-self: start;
}
.btn:hover { background: var(--accent-ink); }
.form-note { font-size: .78rem; color: var(--faint); margin: 0; }
.form-error {
  background: #fbecec; border: 1px solid #eac3c3; color: #8a2a2a;
  border-radius: 10px; padding: 10px 14px; font-size: .88rem;
}
.form-ok {
  background: var(--ok-soft); border: 1px solid #bfe3cd; color: var(--ok);
  border-radius: 10px; padding: 10px 14px; font-size: .88rem;
}
.comment-list { display: flex; flex-direction: column; gap: 12px; margin: 18px 0 40px; }
.comment {
  background: var(--card); border: 1px solid var(--hairline);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 20px;
}
.comment-head { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; margin-bottom: 6px; }
.comment-head strong { font-size: .95rem; }
.comment-body { font-size: .92rem; color: var(--ink); white-space: pre-wrap; overflow-wrap: break-word; }
.comment-page { font-family: var(--font-mono); font-size: .7rem; color: var(--faint); }

/* ---------------------------------------------------------------- footer */
.site-footer {
  border-top: 1px solid var(--hairline); background: var(--card);
  margin-top: 48px; padding: 20px 0; font-size: .8rem; color: var(--muted);
}
.site-footer .wrap { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.footer-meta { font-family: var(--font-mono); font-size: .72rem; color: var(--faint); }

@media (max-width: 640px) {
  body { font-size: 15px; }
  .hero { padding-top: 34px; }
  .card { padding: 18px; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .site-footer .wrap { flex-direction: column; }
}