:root {
  color-scheme: light;
  --color-ink: #172b34;
  --color-ink-soft: #4f6269;
  --color-ink-muted: #748388;
  --color-paper: #f4f0e7;
  --color-paper-deep: #e9e2d4;
  --color-surface: #fbf8f1;
  --color-accent: #173f4f;
  --color-accent-soft: #dce8e7;
  --color-gold: #a87323;
  --color-gold-bright: #f0c979;
  --color-line: #cfc7b8;
  --color-line-strong: #9ba9a8;
  --color-header: rgb(244 240 231 / 92%);
  --color-surface-translucent: rgb(251 248 241 / 74%);
  --color-card-translucent: rgb(251 248 241 / 62%);
  --shadow-soft: 0 18px 60px rgb(27 43 48 / 8%);
  --font-display: Georgia, "Times New Roman", serif;
  --font-body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shell: 1180px;
  --radius: 2px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --color-ink: #edf1eb;
  --color-ink-soft: #b8c3c1;
  --color-ink-muted: #8d9b99;
  --color-paper: #101b20;
  --color-paper-deep: #15252b;
  --color-surface: #18272d;
  --color-accent: #9bc9cc;
  --color-accent-soft: #21373d;
  --color-gold: #e2b65e;
  --color-gold-bright: #f0c979;
  --color-line: #33464b;
  --color-line-strong: #64777a;
  --color-header: rgb(16 27 32 / 92%);
  --color-surface-translucent: rgb(24 39 45 / 78%);
  --color-card-translucent: rgb(24 39 45 / 68%);
  --shadow-soft: 0 18px 60px rgb(0 0 0 / 22%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgb(23 63 79 / 2%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(23 63 79 / 2%) 1px, transparent 1px);
  background-size: 44px 44px;
  content: "";
  pointer-events: none;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 400;
}

.shell {
  width: min(calc(100% - 40px), var(--shell));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 15px;
  background: var(--color-accent);
  color: var(--color-surface);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 4px;
}

.site-header {
  border-bottom: 1px solid var(--color-line);
  background: var(--color-header);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  min-height: 88px;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.identity {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--color-ink);
  text-decoration: none;
}

.identity span {
  display: grid;
}

.identity strong {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 400;
  letter-spacing: 0.015em;
}

.identity small {
  color: var(--color-ink-muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-header nav {
  display: flex;
  gap: 28px;
  font-size: 0.84rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.site-header nav a {
  text-decoration-color: transparent;
  text-underline-offset: 6px;
}

.site-header nav a:hover {
  text-decoration-color: var(--color-gold);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(76px, 10vw, 142px) 0 clamp(70px, 9vw, 126px);
  border-bottom: 1px solid var(--color-line);
}

.hero::after {
  position: absolute;
  top: -280px;
  right: -170px;
  width: 620px;
  height: 620px;
  border: 1px solid rgb(23 63 79 / 13%);
  border-radius: 50%;
  box-shadow:
    0 0 0 70px rgb(23 63 79 / 3%),
    0 0 0 140px rgb(23 63 79 / 2%);
  content: "";
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(270px, 340px);
  gap: clamp(50px, 9vw, 120px);
  align-items: end;
}

.eyebrow,
.card-kicker {
  margin-bottom: 16px;
  color: var(--color-accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 820px;
  margin-bottom: 30px;
  font-size: clamp(3rem, 6.6vw, 6.5rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero h1 em {
  color: var(--color-accent);
  font-weight: 400;
}

.hero-intro {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--color-ink-soft);
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
}

.archive-note {
  padding: 28px;
  border: 1px solid var(--color-line-strong);
  background: var(--color-surface-translucent);
  box-shadow: var(--shadow-soft);
}

.archive-number {
  display: block;
  margin-bottom: 34px;
  color: var(--color-gold);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.archive-note > p {
  padding-bottom: 25px;
  border-bottom: 1px solid var(--color-line);
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.45;
}

.archive-note dl {
  display: grid;
  gap: 12px;
  margin: 0;
}

.archive-note dl div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.archive-note dt {
  color: var(--color-ink-muted);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
}

.archive-note dd {
  margin: 0;
  font-size: 0.82rem;
  text-align: right;
}

.search-section {
  padding: 34px 0;
  background: var(--color-accent);
  color: #f6f1e7;
}

.search-panel {
  display: grid;
  grid-template-columns: minmax(230px, 0.8fr) minmax(360px, 1.2fr);
  gap: 60px;
  align-items: center;
}

.search-panel .eyebrow {
  margin-bottom: 8px;
  color: var(--color-gold-bright);
}

.search-panel h2 {
  margin-bottom: 8px;
  font-size: clamp(1.7rem, 3vw, 2.5rem);
}

.search-panel > div > p:last-child {
  margin-bottom: 0;
  color: #c8d5d6;
}

.search-form label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.search-control {
  display: grid;
  grid-template-columns: 1fr auto;
}

.search-control input,
.search-control button {
  min-height: 54px;
  border: 1px solid #8aa1a6;
}

.search-control input {
  min-width: 0;
  padding: 0 18px;
  border-right: 0;
  border-radius: var(--radius) 0 0 var(--radius);
  background: #f8f5ee;
  color: #5d6b6d;
}

.search-control button {
  padding: 0 22px;
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--color-gold-bright);
  color: #17323c;
  font-weight: 750;
  cursor: pointer;
}

.search-control :disabled {
  cursor: not-allowed;
  opacity: 1;
}

.search-control button:disabled {
  background: #d7d8d1;
  color: #667174;
}

.availability-note {
  margin: 9px 0 0;
  color: #c8d5d6;
  font-size: 0.78rem;
}

.availability-note span {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--color-gold-bright);
}

.browse-section,
.method-section,
.principles-section {
  padding: clamp(78px, 9vw, 124px) 0;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(300px, 1.2fr);
  margin-bottom: 54px;
  column-gap: 60px;
}

.section-heading .eyebrow {
  grid-column: 1 / -1;
}

.section-heading h2,
.method-intro h2,
.principles-panel h2 {
  margin-bottom: 0;
  font-size: clamp(2.3rem, 4.4vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.section-heading > p:last-child {
  max-width: 570px;
  margin: 5px 0 0;
  color: var(--color-ink-soft);
  font-size: 1.04rem;
}

.browse-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  border-top: 1px solid var(--color-line);
  border-left: 1px solid var(--color-line);
}

.browse-card {
  display: flex;
  min-height: 470px;
  flex-direction: column;
  padding: clamp(26px, 3.4vw, 40px);
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-card-translucent);
}

.card-heading {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.card-index {
  padding-top: 4px;
  color: var(--color-gold);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.card-kicker {
  margin-bottom: 2px;
  color: var(--color-ink-muted);
  font-size: 0.62rem;
}

.browse-card h3 {
  margin-bottom: 0;
  font-size: 2rem;
}

.browse-card > p {
  color: var(--color-ink-soft);
}

.subject-list,
.category-preview {
  margin: 14px 0 30px;
  padding: 0;
  list-style: none;
}

.subject-list li {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 7px 0;
  border-bottom: 1px dotted var(--color-line);
  font-size: 0.84rem;
}

.subject-list small {
  color: var(--color-ink-muted);
  text-align: right;
}

.category-preview li {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-line);
  font-family: var(--font-display);
  font-size: 1.08rem;
}

.index-preview {
  display: grid;
  gap: 13px;
  margin: 30px 0;
}

.index-preview span {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-ink-soft);
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.index-preview span::before {
  width: 24px;
  height: 1px;
  background: var(--color-gold);
  content: "";
}

.archive-select-label {
  display: block;
  margin: 28px 0 8px;
  color: var(--color-ink-muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.archive-select {
  width: 100%;
  min-height: 52px;
  padding: 0 42px 0 14px;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-ink);
  cursor: pointer;
}

.archive-select:disabled {
  color: var(--color-ink-muted);
  cursor: wait;
}

.planned-label {
  display: inline-flex;
  align-self: flex-start;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--color-line);
  color: var(--color-accent);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.method-section {
  border-block: 1px solid var(--color-line);
  background: var(--color-paper-deep);
}

.method-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(400px, 1.15fr);
  gap: clamp(60px, 10vw, 140px);
}

.method-intro > p:last-child {
  max-width: 470px;
  margin-top: 28px;
  color: var(--color-ink-soft);
}

.method-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.method-steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-line);
}

.method-steps li:first-child {
  border-top: 1px solid var(--color-line);
}

.method-steps > li > span {
  color: var(--color-gold);
  font-size: 0.72rem;
  font-weight: 800;
}

.method-steps h3 {
  margin-bottom: 4px;
  font-size: 1.45rem;
}

.method-steps p {
  margin-bottom: 0;
  color: var(--color-ink-soft);
}

.principles-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(380px, 1.1fr);
  gap: clamp(60px, 10vw, 140px);
}

.principles-panel ul {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.principles-panel li {
  position: relative;
  padding: 15px 0 15px 30px;
  border-bottom: 1px solid var(--color-line);
}

.principles-panel li::before {
  position: absolute;
  top: 26px;
  left: 0;
  width: 14px;
  height: 1px;
  background: var(--color-gold);
  content: "";
}

.site-footer {
  padding: 48px 0;
  border-top: 1px solid var(--color-line);
  background: var(--color-accent);
  color: #eef3ef;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 50px;
  align-items: end;
}

.footer-identity {
  font-family: var(--font-display);
  font-size: 1.25rem;
  text-decoration: none;
}

.footer-grid p {
  margin: 6px 0 0;
  color: #c2d1d1;
  font-size: 0.82rem;
}

.footer-statement {
  max-width: 390px;
}

.copyright {
  white-space: nowrap;
}

.not-found-page {
  min-height: 100vh;
}

.not-found {
  display: grid;
  width: min(calc(100% - 40px), 760px);
  min-height: 100vh;
  margin: auto;
  padding: 48px 0;
  align-content: space-between;
}

.not-found-record {
  margin: 100px 0;
  padding: 50px 0;
  border-block: 1px solid var(--color-line);
}

.not-found-record h1 {
  margin-bottom: 18px;
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 1;
}

.not-found-record > p:not(.eyebrow) {
  color: var(--color-ink-soft);
  font-size: 1.1rem;
}

.text-link {
  display: inline-block;
  margin-top: 22px;
  color: var(--color-accent);
  font-weight: 750;
  text-underline-offset: 5px;
}

.results-hero {
  padding: clamp(60px, 8vw, 104px) 0 58px;
  border-bottom: 1px solid var(--color-line);
}

.results-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
  gap: clamp(50px, 8vw, 100px);
  align-items: end;
}

.results-hero h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(2.8rem, 5.5vw, 5.6rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

.results-hero #results-context {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--color-ink-soft);
  font-size: 1.04rem;
}

.results-search {
  padding: 24px;
  border: 1px solid var(--color-line-strong);
  background: var(--color-surface-translucent);
  box-shadow: var(--shadow-soft);
}

.results-search label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-ink-muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.results-search .search-control input,
.results-search .search-control button {
  border-color: var(--color-line-strong);
}

.results-section {
  padding: clamp(64px, 8vw, 106px) 0;
}

.results-layout {
  display: grid;
  grid-template-columns: minmax(220px, 290px) minmax(0, 1fr);
  gap: clamp(50px, 8vw, 100px);
  align-items: start;
}

.results-aside {
  position: sticky;
  top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--color-line-strong);
}

.results-aside h2 {
  margin-bottom: 16px;
  font-size: 1.8rem;
  line-height: 1.15;
}

.results-aside > p:not(.card-kicker) {
  color: var(--color-ink-soft);
  font-size: 0.9rem;
}

.archive-status {
  min-height: 28px;
  margin-bottom: 22px;
  color: var(--color-ink-soft);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.archive-status[hidden] {
  display: none;
}

.archive-status.is-error {
  color: #8a352f;
}

.archive-record-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-line-strong);
  list-style: none;
}

.archive-record {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 22px;
  padding: 34px 0 38px;
  border-bottom: 1px solid var(--color-line);
}

.record-index {
  padding-top: 7px;
  color: var(--color-gold);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.record-title-row {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: flex-start;
}

.record-title-row h2 {
  margin-bottom: 4px;
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  line-height: 1.13;
}

.record-title-row h2 a {
  text-decoration-color: transparent;
  text-underline-offset: 6px;
}

.record-title-row h2 a:hover {
  text-decoration-color: var(--color-gold);
}

.record-note {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid var(--color-line);
  color: var(--color-gold);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.identity-status {
  margin-bottom: 0;
  color: var(--color-gold);
  font-size: 0.75rem;
  font-weight: 750;
}

.record-context {
  margin: 16px 0 22px;
  color: var(--color-ink-soft);
}

.record-observations {
  display: grid;
  grid-template-columns: minmax(170px, 0.7fr) minmax(0, 1.3fr);
  gap: 24px;
  align-items: start;
  padding: 18px 0;
  border-block: 1px dotted var(--color-line);
}

.record-observations > span {
  color: var(--color-ink-muted);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.record-observations ul {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.record-observations li {
  padding: 4px 8px;
  border: 1px solid var(--color-line);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: 0.72rem;
  font-weight: 700;
}

.record-observations-empty {
  padding: 16px 0;
  border-block: 1px dotted var(--color-line);
  color: var(--color-ink-muted);
  font-size: 0.8rem;
}

.record-link {
  display: inline-block;
  margin-top: 20px;
  color: var(--color-accent);
  font-size: 0.82rem;
  font-weight: 750;
  text-underline-offset: 5px;
}

.archive-empty {
  padding: clamp(34px, 6vw, 64px);
  border: 1px solid var(--color-line);
  background: var(--color-surface-translucent);
}

.archive-empty h2 {
  margin-bottom: 12px;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.archive-empty p {
  max-width: 590px;
  color: var(--color-ink-soft);
}

.archive-empty--error {
  border-left: 3px solid #8a352f;
}

.quiet-button {
  margin-top: 12px;
  padding: 10px 15px;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius);
  background: transparent;
  color: var(--color-ink);
  font-weight: 750;
  cursor: pointer;
}

.archive-refine {
  margin-top: 28px;
  padding: 16px;
  border: 1px solid var(--color-line);
  color: var(--color-ink-soft);
  font-size: 0.84rem;
}

.transition-note {
  padding: 58px 0;
  border-top: 1px solid var(--color-line);
  background: var(--color-paper-deep);
}

/* Public Subject Record */
.subject-loading,
.subject-error,
.subject-identity {
  padding: clamp(72px, 10vw, 132px) 0 clamp(52px, 7vw, 88px);
  background:
    linear-gradient(120deg, rgba(16, 55, 68, 0.96), rgba(22, 72, 83, 0.91)),
    var(--color-ink);
  color: var(--color-paper);
}

.subject-loading h1,
.subject-error h1,
.subject-identity h1 {
  max-width: 900px;
  margin: 10px 0 16px;
  color: #fffdf7;
  font-size: clamp(2.4rem, 7vw, 5.8rem);
  line-height: 0.98;
}

.subject-loading p:last-child,
.subject-context {
  max-width: 780px;
  color: #d4e0df;
  font-size: 1rem;
}

.subject-error-panel {
  max-width: 900px;
}

.subject-error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  margin-top: 28px;
}

.subject-error .text-link {
  color: #fffdf7;
}

.subject-identity-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
  gap: clamp(36px, 7vw, 92px);
  align-items: end;
}

.subject-identity-state {
  display: inline-flex;
  margin: 18px 0 0;
  padding: 7px 11px;
  border: 1px solid rgba(220, 232, 229, 0.42);
  color: #e4ece8;
  font-size: 0.78rem;
  letter-spacing: 0.035em;
}

.subject-facts,
.observation-clock dl,
.preserved-evidence dl {
  margin: 0;
}

.subject-facts > div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  padding: 11px 0;
  border-top: 1px solid rgba(220, 232, 229, 0.24);
}

.subject-facts dt,
.observation-clock dt,
.preserved-evidence dt {
  color: inherit;
  font-size: 0.69rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.subject-facts dd,
.observation-clock dd,
.preserved-evidence dd {
  margin: 0;
}

.subject-facts a {
  color: #f3df9b;
}

.subject-body {
  display: grid;
  gap: 28px;
  padding-top: clamp(42px, 7vw, 82px);
  padding-bottom: clamp(64px, 9vw, 120px);
}

.current-summary,
.observation-overview,
.independent-record-notice,
.observation-clock,
.public-actions,
.domain-record-section,
.subject-method {
  padding: clamp(26px, 4vw, 46px);
  border: 1px solid var(--color-line);
  background: var(--color-paper);
}

.current-summary {
  border-top: 4px solid var(--color-gold);
}

.current-summary h2,
.observation-overview h2,
.independent-record-notice h2,
.observation-clock h2,
.public-actions h2,
.domain-record-section h2,
.subject-method h2,
.subject-dialog h2 {
  margin: 7px 0 14px;
  color: var(--color-ink);
  font-size: clamp(1.75rem, 4vw, 3rem);
  line-height: 1.08;
}

.current-summary > p,
.current-summary li,
.observation-overview .section-heading > p,
.independent-record-notice > p:last-child,
.domain-record-section > header > p,
.subject-method p {
  max-width: 850px;
  color: var(--color-ink-soft);
  line-height: 1.75;
}

.current-summary ul {
  display: grid;
  gap: 8px;
  margin: 24px 0;
  padding-left: 22px;
}

.summary-boundary {
  padding-top: 16px;
  border-top: 1px solid var(--color-line);
  font-size: 0.86rem;
}

.observation-key {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 26px 0 30px;
  padding: 0;
  list-style: none;
}

.observation-key li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  min-height: 112px;
  padding: 16px;
  border: 1px solid var(--color-line);
  color: var(--color-ink-soft);
  font-size: 0.78rem;
  line-height: 1.45;
}

.observation-key strong {
  display: block;
  color: var(--color-ink);
}

.observation-key [data-state="available"] { background: #e7f1ea; border-color: #9ebca7; }
.observation-key [data-state="empty"] { background: #f3efe1; border-color: #cabe98; }
.observation-key [data-state="inactive"] { background: #eef0ed; border-color: #c5cbc7; }
.observation-key [data-state="unavailable"] { background: #f2e8e5; border-color: #c5aaa2; }

.domain-indicators {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.domain-indicator {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 13px;
  align-items: start;
  min-height: 92px;
  padding: 18px;
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  text-decoration: none;
}

a.domain-indicator:hover,
a.domain-indicator:focus-visible {
  border-color: var(--color-accent);
  box-shadow: inset 0 0 0 1px var(--color-accent);
}

.domain-indicator-symbol {
  font-size: 1.1rem;
  line-height: 1;
}

.domain-indicator strong,
.domain-indicator small {
  display: block;
}

.domain-indicator small {
  margin-top: 5px;
  color: var(--color-ink-soft);
  font-size: 0.76rem;
  line-height: 1.45;
}

.domain-indicator[data-state="available"],
.domain-section-state[data-state="available"] { background: #e7f1ea; border-color: #9ebca7; }
.domain-indicator[data-state="empty"],
.domain-section-state[data-state="empty"] { background: #f3efe1; border-color: #cabe98; }
.domain-indicator[data-state="inactive"],
.domain-section-state[data-state="inactive"] { background: #eef0ed; border-color: #c5cbc7; }
.domain-indicator[data-state="unavailable"],
.domain-section-state[data-state="unavailable"] { background: #f2e8e5; border-color: #c5aaa2; }

.independent-record-notice {
  background: #f0ece0;
}

.observation-clock dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 24px;
  border-top: 1px solid var(--color-line);
  border-left: 1px solid var(--color-line);
}

.observation-clock dl > div {
  min-height: 110px;
  padding: 18px;
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

.observation-clock dd {
  margin-top: 10px;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.observation-clock > p:last-child {
  color: var(--color-ink-soft);
  font-size: 0.8rem;
}

.public-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.75fr);
  gap: 32px;
  align-items: center;
}

.public-action-buttons {
  display: grid;
  gap: 8px;
}

.public-action-buttons button,
.subject-dialog-contact {
  padding: 13px 16px;
  border: 1px solid var(--color-accent);
  background: transparent;
  color: var(--color-ink);
  font: inherit;
  font-weight: 720;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.public-action-buttons button:hover,
.public-action-buttons button:focus-visible,
.subject-dialog-contact:hover,
.subject-dialog-contact:focus-visible {
  background: var(--color-accent);
  color: #fff;
}

.domain-sections {
  display: grid;
  gap: 28px;
}

.domain-record-section {
  scroll-margin-top: 24px;
}

.domain-record-section > header {
  position: relative;
  padding-right: 140px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-line);
}

.domain-section-state {
  position: absolute;
  top: 0;
  right: 0;
  padding: 7px 10px;
  border: 1px solid;
  color: var(--color-ink);
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.domain-empty {
  padding: 24px 0 0;
  color: var(--color-ink-soft);
}

.observation-list {
  display: grid;
  gap: 18px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.observation-entry {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--color-line);
  background: #fbfaf5;
}

.observation-entry > article > header,
.observation-entry > header {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 14px;
  align-items: center;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--color-line);
}

.observation-entry time {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.observation-entry header span {
  padding: 4px 7px;
  border: 1px solid var(--color-line);
  color: var(--color-ink-soft);
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.observation-statement,
.observation-summary,
.observation-provenance,
.observation-source {
  color: var(--color-ink-soft);
  line-height: 1.7;
}

.observation-statement {
  color: var(--color-ink);
  font-size: 1rem;
}

.observation-provenance,
.observation-source {
  font-size: 0.82rem;
}

.observation-entry details {
  margin-top: 18px;
  border-top: 1px solid var(--color-line);
}

.observation-entry summary {
  padding: 16px 0;
  color: var(--color-accent);
  font-weight: 730;
  cursor: pointer;
}

.preserved-evidence {
  display: grid;
  gap: 20px;
  padding: 20px;
  background: #f0eee6;
}

.preserved-evidence dl > div {
  display: grid;
  grid-template-columns: minmax(130px, 0.35fr) 1fr;
  gap: 16px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(75, 94, 92, 0.18);
}

.preserved-evidence dd {
  overflow-wrap: anywhere;
  color: var(--color-ink-soft);
}

.preserved-evidence a,
.ai-observation a {
  color: var(--color-accent);
}

.ai-observation section {
  margin-top: 20px;
}

.ai-observation h3,
.preserved-evidence h3 {
  margin: 0 0 8px;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.subject-method > div {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.subject-method > div p {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--color-line);
}

.subject-dialog {
  width: min(620px, calc(100% - 30px));
  padding: 34px;
  border: 1px solid var(--color-line);
  background: var(--color-paper);
  color: var(--color-ink);
}

.subject-dialog::backdrop {
  background: rgba(10, 30, 37, 0.68);
}

.subject-dialog form {
  position: absolute;
  top: 12px;
  right: 12px;
}

.subject-dialog-close {
  width: 38px;
  height: 38px;
  border: 1px solid var(--color-line);
  background: transparent;
  font-size: 1.4rem;
  cursor: pointer;
}

.subject-dialog-contact {
  display: inline-block;
  margin-top: 18px;
}

.transition-inner {
  display: grid;
  grid-template-columns: minmax(180px, 0.45fr) minmax(360px, 1fr) minmax(260px, 0.7fr);
  gap: 42px;
  align-items: start;
}

.transition-inner .eyebrow {
  margin-top: 8px;
}

.transition-inner h2 {
  margin-bottom: 0;
  font-size: clamp(1.55rem, 2.7vw, 2.3rem);
  line-height: 1.2;
}

.transition-inner > p:last-child {
  margin: 6px 0 0;
  color: var(--color-ink-soft);
  font-size: 0.88rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .search-panel,
  .results-hero-grid,
  .subject-identity-grid,
  .public-actions,
  .method-layout,
  .principles-panel,
  .transition-inner {
    grid-template-columns: 1fr;
  }

  .archive-note {
    max-width: 520px;
  }

  .browse-grid {
    grid-template-columns: 1fr;
  }

  .browse-card {
    min-height: auto;
  }

  .planned-label {
    margin-top: 25px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .results-layout {
    grid-template-columns: 1fr;
  }

  .results-aside {
    position: static;
  }

  .copyright {
    grid-column: 1 / -1;
  }

  .observation-key,
  .observation-clock dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .shell {
    width: min(calc(100% - 28px), var(--shell));
  }

  .header-inner {
    min-height: 76px;
  }

  .site-header nav {
    display: none;
  }

  .hero {
    padding-top: 72px;
  }

  .hero h1 {
    font-size: clamp(2.75rem, 15vw, 4.6rem);
  }

  .search-control {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .record-title-row,
  .record-observations {
    grid-template-columns: 1fr;
  }

  .record-title-row {
    display: grid;
  }

  .record-note {
    justify-self: start;
  }

  .archive-record {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 12px;
  }

  .domain-indicators,
  .observation-key,
  .observation-clock dl,
  .subject-method > div {
    grid-template-columns: 1fr;
  }

  .domain-record-section > header {
    padding-right: 0;
  }

  .domain-section-state {
    position: static;
    display: inline-block;
    margin-top: 12px;
  }

  .preserved-evidence dl > div,
  .subject-facts > div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .search-control input,
  .search-control button {
    border: 1px solid #8aa1a6;
    border-radius: var(--radius);
  }

  .section-heading {
    grid-template-columns: 1fr;
  }

  .section-heading > p:last-child {
    margin-top: 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .copyright {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

@media print {
  .site-header nav,
  .search-section {
    display: none;
  }

  body {
    background: white;
  }

  .hero,
  .browse-section,
  .method-section,
  .principles-section {
    padding-block: 32px;
  }
}