:root {
  color-scheme: dark;
  --depth-bg: #0b0c0e;
  --depth-deep: #07080a;
  --depth-surface: #101216;
  --depth-surface-raised: #15181d;
  --depth-text: #f3efe7;
  --depth-muted: #929399;
  --depth-muted-strong: #c7c4bc;
  --depth-line: #2b2e33;
  --depth-line-strong: #464a51;
  --depth-gold: #d6a74b;
  --depth-blue: #65c9ff;
  --depth-sans: "Avenir Next", "Helvetica Neue", Arial, sans-serif;
  --depth-serif: Georgia, "Times New Roman", serif;
  --depth-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --depth-page: min(1080px, calc(100% - 64px));
  --depth-section-gap: clamp(42px, 6vw, 72px);
  --depth-card-gap: clamp(36px, 5vw, 56px);
  --depth-row-gap: 24px;
}

* { box-sizing: border-box; }
html { background: var(--depth-bg); }
body {
  min-width: 0;
  margin: 0;
  background: var(--depth-bg);
  color: var(--depth-text);
  font-family: var(--depth-sans);
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  overflow-wrap: anywhere;
  text-underline-offset: 4px;
}
a:hover { color: var(--depth-blue); }
:focus-visible {
  outline: 2px solid var(--depth-blue);
  outline-offset: 4px;
}
.depth-shell {
  width: var(--depth-page);
  min-width: 0;
  margin-inline: auto;
}
.depth-skip {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  padding: 9px 13px;
  background: var(--depth-text);
  color: var(--depth-bg);
  transform: translateY(-180%);
}
.depth-skip:focus { transform: translateY(0); }

/* Depth brand and page chrome */
.depth-header {
  border-bottom: 1px solid rgba(243, 239, 231, .08);
}
.depth-header-row {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.depth-brand {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: var(--depth-muted-strong);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .16em;
  line-height: 1.25;
  text-decoration: none;
  text-transform: uppercase;
}
.depth-brand:hover { color: var(--depth-text); }
.depth-marker {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
}
.depth-marker--landing {
  width: 44px;
  height: 44px;
  flex-basis: 44px;
}
.depth-back,
.depth-corpus-label {
  color: var(--depth-muted-strong);
  font-family: var(--depth-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .11em;
  line-height: 1.35;
  text-transform: uppercase;
}
.depth-back { white-space: nowrap; }

main.depth-main { padding: clamp(28px, 2.4vw, 36px) 0 88px; }
.depth-page-kicker,
.depth-section-label,
.depth-status-label,
.depth-file-group-title {
  margin: 0;
  color: var(--depth-gold);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  line-height: 1.4;
  text-transform: uppercase;
}
.depth-page-title {
  max-width: 920px;
  margin: 12px 0 0;
  font-family: var(--depth-serif);
  font-size: clamp(45px, 7vw, 84px);
  font-weight: 400;
  letter-spacing: -.045em;
  line-height: 1;
}
.depth-page-title--landing { font-size: clamp(52px, 8vw, 92px); }
.depth-title-word { letter-spacing: -.035em; }
.depth-release-line {
  margin: 18px 0 0;
  color: var(--depth-muted);
  font-family: var(--depth-mono);
  font-size: 11px;
  letter-spacing: .08em;
  line-height: 1.55;
  overflow-wrap: anywhere;
  text-transform: uppercase;
}
.depth-lede,
.depth-work-description {
  max-width: 780px;
  margin: 24px 0 0;
  color: var(--depth-muted-strong);
  font-family: var(--depth-serif);
  font-size: clamp(18px, 2.1vw, 24px);
  line-height: 1.52;
}
.depth-body,
.depth-explanation {
  max-width: 780px;
  color: var(--depth-muted-strong);
}
.depth-explanation { font-size: 14px; }
.depth-notice,
.depth-authority-note {
  max-width: 860px;
  margin: 30px 0 0;
  padding: 17px 19px;
  border-left: 2px solid var(--depth-line-strong);
  color: var(--depth-muted-strong);
  font-size: 13px;
}

/* Shared rhythm */
.depth-section {
  padding: var(--depth-section-gap) 0;
  border-bottom: 1px solid var(--depth-line);
}
.depth-section:first-of-type { padding-top: 0; }
.depth-section-title {
  margin: 10px 0 0;
  font-family: var(--depth-serif);
  font-size: clamp(29px, 4vw, 46px);
  font-weight: 400;
  letter-spacing: -.025em;
  line-height: 1.12;
}
.depth-section-intro {
  max-width: 780px;
  margin: 16px 0 0;
  color: var(--depth-muted-strong);
}
.depth-actions {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
}
.depth-action {
  color: var(--depth-blue);
  font-family: var(--depth-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.depth-context-nav {
  min-width: 0;
  margin: 0 0 32px;
  padding: 0 0 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px 13px;
  border-bottom: 1px solid var(--depth-line);
  color: var(--depth-muted);
  font-family: var(--depth-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .09em;
  line-height: 1.5;
  text-transform: uppercase;
}
.depth-context-nav a { color: var(--depth-muted); }
.depth-context-nav a:hover { color: var(--depth-text); }
.depth-context-nav [aria-current="page"] { color: var(--depth-muted-strong); }

/* Work cards: editorial, not dashboard tiles */
.depth-work-list { border-top: 1px solid var(--depth-line); }
.depth-work-card {
  padding: var(--depth-card-gap) 0;
  border-bottom: 1px solid var(--depth-line);
}
.depth-work-card-title {
  margin: 10px 0 0;
  font-family: var(--depth-mono);
  font-size: clamp(21px, 3vw, 31px);
  font-weight: 500;
  line-height: 1.3;
  overflow-wrap: anywhere;
}
.depth-work-card .depth-work-description {
  margin-top: 18px;
  font-family: var(--depth-sans);
  font-size: 16px;
  line-height: 1.62;
}

/* Role → value / file / status system */
.depth-technical-list {
  margin: 28px 0 0;
  border-top: 1px solid var(--depth-line);
}
.depth-technical-row {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(170px, .7fr) minmax(0, 1.3fr);
  column-gap: var(--depth-row-gap);
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--depth-line);
}
.depth-technical-role {
  min-width: 0;
  color: var(--depth-muted);
  font-family: var(--depth-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  line-height: 1.55;
  overflow-wrap: anywhere;
  text-transform: uppercase;
}
.depth-technical-value,
.depth-file-link,
.depth-machine-value,
.depth-hash {
  min-width: 0;
  margin: 0;
  color: var(--depth-text);
  font-family: var(--depth-mono);
  font-size: 12px;
  line-height: 1.58;
  overflow-wrap: anywhere;
  word-break: normal;
}
.depth-file-link { color: var(--depth-blue); }
.signature-download-label {
  margin-left: .7em;
  display: inline-block;
  color: var(--depth-gold);
  font-family: var(--depth-sans);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .1em;
  white-space: nowrap;
}
.depth-status-value { font-weight: 700; letter-spacing: .04em; }

/* Details and file groups */
.depth-details-stack { margin-top: 28px; display: grid; gap: 12px; }
.depth-details {
  min-width: 0;
  border-top: 1px solid var(--depth-line);
  border-bottom: 1px solid var(--depth-line);
}
.depth-details + .depth-details { margin-top: -1px; }
.depth-details > summary {
  min-width: 0;
  padding: 16px 2px;
  cursor: pointer;
  color: var(--depth-text);
  font-family: var(--depth-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
.depth-details > summary::marker { color: var(--depth-gold); }
.depth-details[open] > summary { border-bottom: 1px solid var(--depth-line); }
.depth-details-body { min-width: 0; padding: 18px 2px 22px; }
.depth-file-group + .depth-file-group { margin-top: 30px; }
.depth-file-group-title { margin-bottom: 10px; color: var(--depth-muted-strong); }

/* Exact raw source */
.depth-source-list { margin-top: 28px; display: grid; gap: 12px; }
.depth-source-item {
  min-width: 0;
  border: 1px solid var(--depth-line);
  background: var(--depth-surface);
}
.depth-source-item > summary {
  min-width: 0;
  padding: 16px 18px;
  cursor: pointer;
  color: var(--depth-text);
  font-family: var(--depth-mono);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.55;
  overflow-wrap: anywhere;
}
.depth-source-item > summary::marker { color: var(--depth-gold); }
.depth-source-item[open] > summary { border-bottom: 1px solid var(--depth-line); }
.depth-source-body { min-width: 0; padding: 18px; }
.depth-source-scroll {
  width: 100%;
  max-width: 100%;
  margin-top: 18px;
  overflow-x: auto;
  overflow-y: visible;
  border: 1px solid var(--depth-line);
  background: var(--depth-deep);
  overscroll-behavior-x: contain;
}
.depth-source-scroll pre {
  min-width: max-content;
  margin: 0;
  padding: 20px;
  color: #d8dadf;
  font-family: var(--depth-mono);
  font-size: 12px;
  line-height: 1.62;
  tab-size: 2;
  white-space: pre;
}

/* Primary corpus routes */
.depth-primary-routes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--depth-line);
  border-bottom: 1px solid var(--depth-line);
}
.depth-primary-route {
  min-width: 0;
  padding: 26px 22px 26px 0;
  text-decoration: none;
}
.depth-primary-route + .depth-primary-route {
  padding-left: 22px;
  border-left: 1px solid var(--depth-line);
}
.depth-primary-route span {
  display: block;
  color: var(--depth-gold);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.depth-primary-route code {
  display: block;
  margin-top: 9px;
  color: var(--depth-muted-strong);
  font-family: var(--depth-mono);
  font-size: 11px;
  overflow-wrap: anywhere;
}
.depth-firewall,
.depth-footer-nav {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  color: var(--depth-muted);
  font-family: var(--depth-mono);
  font-size: 10px;
  letter-spacing: .06em;
}
.depth-footer-nav { font-family: var(--depth-sans); font-size: 13px; letter-spacing: 0; }
.depth-provenance { margin-top: 30px; color: var(--depth-muted); font-size: 12px; }

@media (min-width: 1600px) {
  :root { --depth-page: min(clamp(1140px, 60vw, 1280px), calc(100% - 80px)); }
}

@media (min-width: 2200px) {
  :root { --depth-page: min(clamp(1280px, 52vw, 1480px), calc(100% - 120px)); }
  .depth-page-title { font-size: 90px; }
  .depth-page-title--landing { font-size: 100px; }
  .depth-section-title { font-size: 50px; }
  .depth-work-card-title { font-size: 34px; }
}

@media (max-width: 820px) {
  :root { --depth-page: min(100% - 40px, 1080px); }
  .depth-primary-routes { grid-template-columns: 1fr; }
  .depth-primary-route,
  .depth-primary-route + .depth-primary-route {
    padding: 20px 0;
    border-left: 0;
  }
  .depth-primary-route + .depth-primary-route { border-top: 1px solid var(--depth-line); }
}

@media (max-width: 620px) {
  :root { --depth-page: min(100% - 28px, 1080px); --depth-row-gap: 7px; }
  main.depth-main { padding-top: 32px; }
  .depth-header-row { min-height: 66px; gap: 14px; }
  .depth-brand { font-size: 9px; letter-spacing: .11em; }
  .depth-marker { width: 26px; height: 26px; flex-basis: 26px; }
  .depth-marker--landing { width: 34px; height: 34px; flex-basis: 34px; }
  .depth-back,
  .depth-corpus-label { font-size: 9px; letter-spacing: .07em; }
  .depth-context-nav { margin-bottom: 24px; gap: 9px 11px; }
  .depth-technical-row { grid-template-columns: minmax(0, 1fr); row-gap: 5px; }
  .depth-source-body { padding: 14px; }
  .depth-source-scroll pre { padding: 16px; font-size: 11px; }
}

@media (max-width: 360px) {
  :root { --depth-page: min(100% - 22px, 1080px); }
  .depth-header-row { align-items: flex-start; padding: 16px 0; }
  .depth-brand { gap: 9px; }
  .depth-page-title { font-size: 40px; }
}