/* Archive-only styles; shared colours, type and focus rules live in styles.css. */
.archive-page { padding-block: clamp(2.5rem, 6vw, 5rem) 4rem; }
.archive-intro { display: grid; grid-template-columns: 1.4fr 0.75fr; gap: clamp(2rem, 8vw, 7rem); align-items: center; padding-bottom: 3.5rem; }
.archive-intro h1 { margin: 0.8rem 0 1.4rem; font-size: clamp(3.5rem, 6.8vw, 6rem); letter-spacing: -0.065em; line-height: 0.98; }
.archive-intro h1 em { color: var(--orange); font-family: var(--literary); font-weight: 400; }
.archive-intro .lead { max-width: 36rem; font-size: 1.1rem; }
.archive-jump { display: inline-flex; align-items: center; gap: 1.8rem; min-height: 2.75rem; margin-top: 0.7rem; color: var(--text); font-size: 0.9rem; font-weight: 700; text-decoration: none; }
.archive-jump span { color: var(--orange); }
.archive-reading-note { border-left: 1px solid var(--orange-line); padding-left: 2rem; }
.reading-statement { margin: 1.1rem 0; font-family: var(--literary); font-size: clamp(1.9rem, 3vw, 2.6rem); line-height: 1.15; letter-spacing: -0.04em; }
.reading-statement em { color: var(--orange); }
.archive-reading-note > p:last-child { max-width: 27ch; margin: 0; color: var(--muted); font-size: 0.88rem; line-height: 1.7; }
.archive-section-label { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; margin-bottom: 1.5rem; }
.archive-section-label h2 { font-size: 0.9rem; font-weight: 750; letter-spacing: 0; }
.archive-section-label p { margin: 0; font-size: 0.8rem; color: var(--muted); }
.archive-shelf { border-block: 1px solid var(--line); padding-block: 1.5rem 2rem; }
.archive-shelf ul { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; margin: 0; padding: 0; list-style: none; }
.archive-shelf li { min-width: 0; padding-left: 1rem; border-left: 2px solid var(--orange-line); }
.shelf-author { color: var(--muted-strong); font-size: 0.8rem; }
.archive-shelf h3 { margin: 0.1rem 0; font-family: var(--literary); font-size: clamp(1.3rem, 2.1vw, 1.8rem); font-weight: 400; letter-spacing: -0.035em; }
.archive-shelf a { display: inline-flex; align-items: center; min-height: 2.75rem; color: var(--text); text-underline-offset: 0.2em; text-decoration-color: var(--line-strong); }
.archive-shelf a:hover { color: var(--orange); }
.archive-shelf p { color: var(--muted); font-size: 0.8rem; margin: 0.1rem 0 0.8rem; }
.shelf-state { color: var(--muted); font-size: 0.72rem; }
.archive-browser { padding-block: 3.5rem 2rem; scroll-margin-top: 1.5rem; }
.archive-section-heading h2 { margin-bottom: 1.7rem; font-size: clamp(1.7rem, 3.2vw, 2.7rem); letter-spacing: -0.04em; line-height: 1.15; }
.archive-filters label { display: grid; gap: 0.45rem; color: var(--muted-strong); font-size: 0.8rem; font-weight: 650; min-width: 0; }
.archive-search input, .archive-filters select, .archive-copy-fallback textarea { width: 100%; min-width: 0; min-height: 3rem; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--bg-raised); color: var(--text); padding: 0.8rem 1rem; font: inherit; }
.archive-search input { font-size: 1.05rem; min-height: 3.8rem; }
.archive-search input::placeholder { color: var(--muted); opacity: 1; }
.archive-filters select { padding-right: 1.8rem; font-size: 0.9rem; }
.archive-help { color: var(--muted); margin: 0.6rem 0 1.5rem; font-size: 0.8rem; }
.archive-filter-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) auto; gap: 1rem; align-items: end; }
.archive-reset, .thought-actions button { border: 0; border-radius: 0.2rem; background: transparent; color: var(--muted-strong); font: inherit; font-size: 0.8rem; font-weight: 650; min-height: 2.75rem; cursor: pointer; padding: 0.65rem 0.75rem; }
.archive-reset { text-decoration: underline; text-underline-offset: 0.3em; }
.archive-reset:hover, .thought-actions button:hover { color: var(--orange); background: var(--orange-soft); }
.archive-toolbar { display: flex; justify-content: space-between; gap: 1rem; align-items: center; margin-block: 1.6rem; }
#archive-count { margin: 0; color: var(--muted); font-size: 0.85rem; }
.archive-random { min-height: 2.75rem; display: flex; align-items: center; gap: 0.8rem; background: transparent; color: var(--text); padding: 0.5rem 0; border: 0; font: inherit; font-size: 0.85rem; font-weight: 700; cursor: pointer; text-align: left; }
.archive-random span { color: var(--orange); font-size: 1.5rem; }
.archive-random:disabled { cursor: default; color: var(--muted); }
[data-random-hint] { font-size: 0.72rem; color: var(--muted); margin: 0; }
#archive-empty { display: grid; grid-template-columns: 4rem 1fr; gap: 1.5rem; padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(120deg, var(--orange-soft), transparent 70%); }
.empty-mark { font-size: 6rem; line-height: 0.85; color: var(--orange); font-family: var(--literary); }
#archive-empty h2 { font-family: var(--literary); font-weight: 400; font-size: clamp(1.5rem, 2.8vw, 2.15rem); line-height: 1.2; letter-spacing: -0.025em; max-width: 28ch; margin-bottom: 1rem; }
#archive-empty p { color: var(--muted-strong); max-width: 65ch; font-size: 0.9rem; }
#archive-empty a { display: inline-flex; align-items: center; gap: 1rem; min-height: 2.75rem; color: var(--orange); font-size: 0.8rem; font-weight: 700; text-underline-offset: 0.25em; }
.archive-results { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; align-items: start; }
.thought-card { min-width: 0; border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2rem); background: var(--surface); scroll-margin-top: 2rem; overflow-wrap: anywhere; }
.thought-card:target { border-color: var(--orange); }
.thought-kind { margin-bottom: 1.2rem; color: var(--orange); font-size: 0.7rem; font-weight: 750; letter-spacing: 0.07em; text-transform: uppercase; }
.thought-card blockquote { margin: 0; }
.thought-text { font-family: var(--literary); font-size: clamp(1.4rem, 2.5vw, 1.85rem); line-height: 1.4; letter-spacing: -0.02em; white-space: pre-line; }
.thought-attribution { font-size: 0.9rem; line-height: 1.6; font-weight: 650; letter-spacing: 0; }
.thought-attribution a { color: var(--text); text-decoration-color: var(--line-strong); text-underline-offset: 0.2em; display: inline-flex; align-items: center; min-height: 2.75rem; }
.thought-attribution span, .thought-attribution span a { color: var(--muted); font-weight: 400; }
.thought-title { font-weight: 700; color: var(--muted-strong); }
.thought-tags { display: flex; gap: 0.2rem 0.8rem; flex-wrap: wrap; }
.thought-tags a { color: var(--orange); font-size: 0.75rem; display: inline-flex; align-items: center; min-height: 2.75rem; text-underline-offset: 0.25em; }
.thought-excerpt { color: var(--muted); font-size: 0.88rem; line-height: 1.7; }
.thought-excerpt span { color: var(--muted-strong); font-weight: 700; }
.thought-card summary { min-height: 3rem; cursor: pointer; padding-block: 0.8rem; font-size: 0.85rem; font-weight: 700; color: var(--text); border-top: 1px solid var(--line); }
.thought-card summary span { float: right; color: var(--orange); }
.thought-details { padding-block: 0.5rem; }
.thought-details section + section { margin-top: 1.4rem; }
.thought-details h3 { font-size: 0.9rem; line-height: 1.5; }
.thought-details p { font-size: 0.9rem; line-height: 1.75; color: var(--muted-strong); white-space: pre-line; }
.thought-source { font-size: 0.78rem; margin-bottom: 1rem; }
.thought-source > div { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.4fr); gap: 0.8rem; padding-block: 0.5rem; border-bottom: 1px solid var(--line); }
.thought-source dt { color: var(--muted); }
.thought-source dd { margin: 0; color: var(--text); }
.thought-details .source-note { color: var(--muted); font-size: 0.75rem; }
.source-passage-heading { margin-top: 1.5rem; }
.thought-card .source-passage { border-left: 2px solid var(--orange-line); padding-left: 1rem; margin-block: 0.8rem; }
.source-passage p { font-family: var(--literary); }
.thought-actions { display: flex; flex-wrap: wrap; gap: 0.1rem 0.4rem; border-top: 1px solid var(--line); }
.thought-actions:empty { display: none; }
.archive-feedback { color: var(--orange); font-size: 0.85rem; margin-block: 1rem; }
.archive-copy-fallback label { display: block; margin-bottom: 0.6rem; }
.archive-principles { border-top: 1px solid var(--line); padding-block: 2rem 3rem; }
.archive-principle-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; }
.archive-principle-grid h3 { font-family: var(--literary); font-size: 1.5rem; font-weight: 400; }
.archive-principle-grid p { font-size: 0.88rem; color: var(--muted); line-height: 1.7; }
.archive-project { display: grid; grid-template-columns: 1fr 16rem; align-items: center; gap: 2rem; border-top: 1px solid var(--line); padding-top: 2rem; }
.archive-project-text { grid-template-columns: 1fr; }
.archive-project h3 { font-size: 1.4rem; letter-spacing: -0.03em; }
.archive-project p:not(.eyebrow) { color: var(--muted); font-size: 0.9rem; }
.archive-project img, .archive-video img { width: 100%; height: auto; display: block; border-radius: 0.2rem; }
.archive-project .text-link, .thought-details .text-link { min-height: 2.75rem; display: inline-flex; align-items: center; }
.archive-video { display: flex; gap: 0.8rem; align-items: center; margin-block: 1rem; color: var(--text); text-decoration: none; font-size: 0.8rem; }
.archive-video img { width: 6rem; flex-shrink: 0; }
.archive-video small { display: block; color: var(--orange); margin-top: 0.5rem; }
button:active:not(:disabled) { transform: translateY(1px); }
@media (max-width: 56rem) {
  .archive-intro { gap: 2rem; }
  .archive-intro h1 { font-size: clamp(3.3rem, 7vw, 4.2rem); }
  .archive-reading-note { padding-left: 1.25rem; }
  .archive-filter-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .archive-reset { grid-column: 1 / -1; justify-self: start; }
  .archive-results { grid-template-columns: 1fr; }
  .archive-shelf ul { gap: 1rem; }
}
@media (max-width: 42rem) {
  .archive-intro { grid-template-columns: 1fr; padding-bottom: 2rem; }
  .archive-intro h1 { font-size: clamp(3rem, 13vw, 4.5rem); }
  .archive-intro .lead { font-size: 1rem; }
  .archive-reading-note { display: none; }
  .archive-shelf ul { grid-template-columns: 1fr; gap: 1.5rem; }
  .archive-shelf h3 { font-size: 1.5rem; }
  .archive-shelf li { display: grid; grid-template-columns: 1fr; }
  .archive-shelf p { margin-bottom: 0.25rem; }
  .archive-section-label { flex-wrap: wrap; gap: 0.4rem; }
  .archive-section-label h2 { margin: 0; }
  .archive-browser { padding-top: 2.5rem; }
  .archive-filter-row { grid-template-columns: 1fr; gap: 0.9rem; }
  .archive-filters select, .archive-search input { font-size: 1rem; }
  .archive-toolbar { align-items: start; flex-direction: column; }
  #archive-empty { grid-template-columns: 1fr; gap: 0; padding: 1.5rem; }
  .empty-mark { font-size: 4rem; height: 3rem; }
  .archive-principle-grid, .archive-project { grid-template-columns: 1fr; gap: 1rem; }
  .archive-project > a { max-width: 22rem; }
  .thought-actions button { padding-inline: 0.45rem; }
}
@media (prefers-reduced-motion: reduce) {
  .archive-page *, .archive-page *::before, .archive-page *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
  .archive-page button:active { transform: none; }
}

/* Discovery stays beside its button: new text replaces old text without a page reload. */
.discovery-card { margin: 1.5rem 0 2.5rem; padding: clamp(1.2rem, 4vw, 2.4rem); border: 1px solid var(--orange-line); background: linear-gradient(120deg, var(--orange-soft), transparent 80%), var(--bg-raised); border-radius: var(--radius); overflow-wrap: anywhere; }
.discovery-text { font-family: var(--literary); font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.45; max-width: 40ch; }
.discovery-author { color: var(--orange); font-size: .9rem; font-weight: 700; margin-bottom: .5rem; }
.discovery-source { color: var(--muted); font-size: .8rem; }
.discovery-card > .text-link { min-height: 2.75rem; display: inline-flex; align-items: center; }
.thought-card { transition: transform var(--motion-normal, 360ms) var(--motion-ease, ease), border-color var(--motion-fast, 180ms), box-shadow var(--motion-normal, 360ms); }
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .thought-card:hover { transform: translateY(-4px); border-color: var(--orange-line); box-shadow: var(--shadow-raised); }
}
@media (prefers-reduced-motion: reduce) { .thought-card { transition: none; } }

/* 3.0 — a reading room, a distinct discovery stage, and calm editorial entries. */
.archive-intro { padding-block: 1rem 4rem; align-items: end; }
.archive-intro h1 { font-size: clamp(4rem, 8.7vw, 8rem); letter-spacing: -.075em; margin-bottom: 1.4rem; }
.archive-deck { font-family: var(--literary); font-size: 1.65rem; letter-spacing: -.025em; margin-bottom: .8rem; }
.archive-intro .lead { color: var(--muted); font-size: .95rem; max-width: 49ch; }
.archive-reading-note { border: 0; padding: 0 0 .5rem 2.5rem; }
.reading-lines { position: relative; height: 4.5rem; width: 9rem; margin-bottom: 2rem; }
.reading-lines i { display: block; height: 1px; background: var(--orange-line); margin-top: 1rem; }
.reading-lines i:nth-child(2) { width: 75%; }
.reading-lines i:nth-child(3) { width: 45%; }
.reading-statement { font-size: 2.7rem; }
.archive-shelf { background: var(--card-wash); padding: 1.4rem 1.5rem 2rem; }
.archive-shelf li { border-left: 1px solid var(--line-strong); }
.archive-filters { padding: clamp(1rem, 3vw, 2rem); border: 1px solid var(--line); background: var(--surface); }
.archive-search input { border: 0; border-bottom: 1px solid var(--line-strong); border-radius: 0; padding-inline: 0; background: transparent; }
.archive-search input:focus-visible { outline-offset: 5px; }
.archive-toolbar { margin-bottom: 1rem; }
.discovery-stage { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.6fr); gap: clamp(1.5rem, 5vw, 4rem); padding: clamp(1.4rem, 4vw, 3rem); margin: 0 0 2.5rem; border-block: 1px solid var(--orange-line); background: linear-gradient(125deg, var(--card-wash), transparent 65%), var(--bg-raised); scroll-margin-top: 1.2rem; }
.discovery-heading h3 { font-size: clamp(2rem, 3vw, 2.9rem); line-height: 1.1; letter-spacing: -.05em; margin-block: 1rem 1.7rem; }
.discovery-heading h3 em { font-family: var(--literary); color: var(--orange); font-weight: 400; }
.archive-random { border: 1px solid var(--line-strong); border-radius: .25rem; padding: .75rem 1rem; font-size: .8rem; line-height: 1.5; min-height: 3.5rem; transition: background var(--motion-fast), transform var(--motion-fast); }
.archive-random:hover:not(:disabled) { background: var(--orange-soft); border-color: var(--orange-line); }
.archive-random span { display: inline-block; }
[data-random-hint] { margin-top: .8rem; line-height: 1.6; }
.discovery-invite { align-self: center; font-family: var(--literary); font-size: clamp(1.5rem, 3vw, 2.4rem); color: var(--muted); line-height: 1.35; max-width: 30ch; margin: 1rem 0; }
[data-has-selection] .discovery-invite { display: none; }
.discovery-card { min-width: 0; border: 0; border-radius: 0; background: transparent; padding: 0; margin: 0; box-shadow: none; }
.discovery-card .eyebrow { color: var(--muted); font-size: .6rem; letter-spacing: .09em; margin: 0 0 1.1rem; }
.discovery-text { margin: 0 0 1.3rem; font-size: clamp(1.65rem, 3.1vw, 2.6rem); line-height: 1.28; letter-spacing: -.035em; max-width: 37ch; }
.discovery-rule { display: block; height: 1px; width: 3rem; background: var(--orange); margin-block: .2rem 1.3rem; transform-origin: left; }
.discovery-author { color: var(--text); margin-bottom: .35rem; }
.discovery-source { line-height: 1.6; margin-bottom: .5rem; }
.discovery-card > .text-link { font-size: .8rem; }
.discovery-card .thought-actions { margin-top: .7rem; }
.archive-results { gap: 2rem; }
.thought-card { position: relative; border-radius: .2rem; padding: clamp(1.3rem, 3.3vw, 2.5rem); background: linear-gradient(150deg, var(--card-wash), transparent 55%), var(--surface); }
.thought-kind { display: flex; align-items: center; gap: .8rem; font-size: .64rem; letter-spacing: .12em; margin-bottom: 1.6rem; }
.thought-kind::before { content: ''; width: 1.6rem; height: 1px; background: currentColor; }
.thought-text { font-size: clamp(1.5rem, 2.5vw, 2.15rem); line-height: 1.37; letter-spacing: -.025em; margin-bottom: 1.4rem; }
.thought-title { font-size: .78rem; color: var(--muted); margin-block: .2rem .6rem; }
.thought-excerpt { border-left: 1px solid var(--line-strong); padding-left: 1rem; margin-block: .8rem 1.5rem; }
.thought-excerpt span { display: block; margin-bottom: .35rem; font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; }
.thought-card details[open] summary { color: var(--orange); }
.thought-card summary span { display: inline-block; transition: transform 220ms var(--motion-ease); }
.thought-card details[open] summary span { transform: rotate(90deg); }
/* Native keyboard and no-JS disclosure; only supporting browsers interpolate the block. */
@supports (interpolate-size: allow-keywords) and selector(details::details-content) {
  @media (prefers-reduced-motion: no-preference) {
    .thought-card details { interpolate-size: allow-keywords; }
    .thought-card details::details-content { block-size: 0; overflow: clip; transition: block-size 320ms var(--motion-ease), content-visibility 320ms allow-discrete; }
    .thought-card details[open]::details-content { block-size: auto; }
  }
}
@media (max-width: 56rem) {
  .archive-intro h1 { font-size: clamp(3.3rem, 11vw, 6rem); }
  .discovery-stage { grid-template-columns: 1fr; gap: 1.5rem; }
  .discovery-heading { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem 1.2rem; align-items: center; }
  .discovery-heading .eyebrow { grid-column: 1; margin: 0; }
  .discovery-heading h3 { grid-column: 1; grid-row: 2 / 4; margin: 0; font-size: 2rem; }
  .archive-random { grid-column: 2; grid-row: 1 / 3; }
  [data-random-hint] { grid-column: 2; margin: 0; }
  .discovery-card { border-top: 1px solid var(--line); padding-top: 1.5rem; }
  .discovery-text { font-size: clamp(1.65rem, 5vw, 2.4rem); }
}
@media (max-width: 42rem) {
  .archive-intro { padding-block: 0 2.5rem; }
  .archive-intro h1 { font-size: clamp(3.3rem, 14vw, 5.5rem); }
  .archive-deck { font-size: 1.4rem; }
  .archive-shelf { padding-inline: 1.1rem; }
  .archive-shelf li + li { padding-top: .8rem; border-top: 1px solid var(--line); }
  .discovery-stage { padding: 1.25rem; }
  .discovery-heading { display: block; }
  .discovery-heading h3 { font-size: 1.9rem; margin: .6rem 0 1rem; }
  .discovery-heading h3 br { display: none; }
  .discovery-heading h3 em::before { content: ' '; }
  .archive-random { width: 100%; }
  [data-random-hint] { margin-top: .65rem; }
  .archive-results { gap: 1.5rem; }
  .thought-text { font-size: 1.6rem; }
}

/* 4.2 — quiet text changes; no moving surface or page overlay. */
.discovery-card { position:relative; isolation:isolate; overflow:clip; padding:1.5rem 1.6rem 1.4rem 2rem; border-left:1px solid var(--orange-line); scroll-margin-top:1.25rem; }
.discovery-rule { width:4.5rem; }
.discovery-card .reveal-mask { padding-block:.08em; }
.discovery-text { hanging-punctuation:first last; }
.discovery-card[data-passage-length="short"] .discovery-text { font-size:clamp(2rem,3.5vw,3.1rem); line-height:1.22; max-width:28ch; }
.discovery-card[data-passage-length="long"] .discovery-text { font-size:clamp(1.4rem,2.3vw,2rem); line-height:1.4; }
.discovery-card .thought-actions { border-top:1px solid var(--line); padding-top:.7rem; }
@media (max-width:56rem) { .discovery-card { padding:1.2rem 1.2rem 1rem; } }
@media (max-width:30rem) {
  .discovery-stage { padding-inline:1rem; }
  .discovery-card { padding-inline:.8rem; }
  .discovery-text { font-size:1.55rem; }
  .discovery-card[data-passage-length="short"] .discovery-text { font-size:clamp(1.7rem,7vw,2rem); }
}