/* Shared brand values and header geometry from KTF Records production 0.3.3. */
:root {
  --bg: #f4f6f4; --card: #fff; --ink: #233836; --muted: #52625d;
  --line: #c9d4cf; --accent: #086957; --link: #125746; --soft: #e6eee9;
  --teal: #087f8c; --gold: #f4c64e; --focus: #965300;
  --field-line: #789087; --button-ink: #fff; --card-accent: #72bdb7;
  font: 16px/1.5 system-ui, -apple-system, sans-serif;
  color-scheme: light;
}
[data-theme=dark] {
  --bg: #152321; --card: #20312e; --ink: #edf3f0; --muted: #afc3bb;
  --line: #435b53; --accent: #90d0bd; --link: #a6dfcd; --soft: #2d433b;
  --teal: #8ecdd3; --focus: #f4c64e; --field-line: #78958a;
  --button-ink: #153a2e; --card-accent: #5f9e99;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); }
a { color: var(--link); text-underline-offset: 3px; }
header {
  background: linear-gradient(110deg, #103f42, #087f8c); color: #fff;
  border-bottom: 4px solid var(--gold); display: flex; align-items: center;
  justify-content: space-between; gap: 1rem; padding: .5rem 1rem; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: .55rem; color: #fff; text-decoration: none; flex-shrink: 0; }
.brand-butterfly { display: block; width: 3.25rem; height: 2.5rem; overflow: hidden; flex: none; }
.brand-butterfly img { display: block; height: 100%; width: auto; max-width: none; }
.brand-title { font-size: 1.05rem; line-height: 1.15; font-weight: 650; letter-spacing: .01em; }
nav { display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; font-size: .9rem; }
nav a { color: #fff; text-decoration: none; padding: .4rem .25rem; border-bottom: 3px solid transparent; }
nav a[aria-current=page] { border-color: #c8e9a7; font-weight: 700; }
nav form { margin: 0; }
main { max-width: 1500px; margin: auto; padding: 1rem 1.5rem; }
h1 { font-size: clamp(1.55rem, 2.7vw, 2rem); line-height: 1.25; margin: .1rem 0 .5rem; letter-spacing: normal; }
h2 { font-size: 1.35rem; line-height: 1.3; margin: .2rem 0 .65rem; }
h3 { font-size: 1rem; }
p { margin: .5rem 0 1rem; }
.heading { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .5rem 1rem; margin-bottom: .75rem; }
.eyebrow { color: var(--teal); font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; margin: .4rem 0; }
.small { font-size: .7rem; letter-spacing: .06em; }
.stat { display: flex; flex-direction: column; border-left: 3px solid var(--card-accent); padding-left: 1rem; min-width: 130px; }
.stat strong { font-size: 1.8rem; line-height: 1.2; }
.stat span, .muted { color: var(--muted); font-size: .85rem; }
.workspace { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 1.25rem; align-items: start; }
.workspace > *, .session-grid > * { min-width: 0; }
.card { background: var(--card); border: 1px solid var(--line); border-top: 4px solid var(--card-accent); border-radius: .5rem; padding: 1rem; box-shadow: 0 3px 14px #153f3510; }
.filters { padding: .85rem; border-top: 3px solid var(--teal); }
.filters h2 { font-size: 1.1rem; }
label { display: block; font-size: .85rem; font-weight: 600; margin: .45rem 0 .2rem; }
input:not([type=checkbox]), select, textarea { width: 100%; max-width: 100%; border: 1px solid var(--field-line); border-radius: .25rem; background: var(--card); color: var(--ink); padding: .5rem; font: inherit; font-size: .9rem; }
textarea { min-height: 76px; resize: vertical; }
input[type=checkbox] { accent-color: var(--accent); width: 1.1rem; height: 1.1rem; vertical-align: middle; }
button, .button { cursor: pointer; display: inline-block; min-height: 36px; background: var(--accent); color: var(--button-ink); border: 1px solid var(--accent); border-radius: .35rem; padding: .5rem .8rem; font: inherit; text-decoration: none; }
button:hover, .button:hover { filter: brightness(.94); }
button:disabled { cursor: default; opacity: .6; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.secondary { background: var(--card); color: var(--link); border-color: var(--field-line); }
.quiet { background: transparent; color: #fff; border-color: #ffffff80; padding: .35rem .6rem; font-size: .85rem; }
header button:focus-visible, header a:focus-visible { outline-color: var(--gold); }
.filters button { margin-top: 1rem; }
.text-link { font-size: .85rem; margin: .5rem; display: inline-block; }
.toolbar { display: flex; align-items: center; justify-content: space-between; gap: .75rem; margin-bottom: .75rem; }
.toolbar h2 { margin: 0; font-size: 1.1rem; }
.table-wrap { padding: 0; overflow: auto; max-width: 100%; }
table { width: 100%; border-collapse: collapse; text-align: left; font-size: .9rem; }
th { padding: .65rem; background: var(--soft); color: var(--ink); font-size: .8rem; font-weight: 650; white-space: nowrap; }
td { padding: .5rem .65rem; border-top: 1px solid var(--line); vertical-align: middle; }
td:first-child { width: 35px; }
.doc-title { display: block; font-weight: 650; font-size: 1rem; margin: .2rem 0; }
.tags { display: flex; gap: .3rem; flex-wrap: wrap; margin-top: .25rem; }
.tags span, .pill { background: var(--soft); color: var(--ink); padding: .15rem .4rem; border-radius: .25rem; font-size: .75rem; white-space: nowrap; }
.research { margin-top: .85rem; }
.controls { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin: .5rem 0 1rem; }
details { border-bottom: 1px solid var(--line); padding: .4rem 0; }
summary { cursor: pointer; font-size: .85rem; font-weight: 600; min-height: 28px; }
.options { max-height: 150px; overflow: auto; }
.options label { font-weight: 400; }
.filter-search { margin-top: .5rem; font-size: .8rem !important; }
.session-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.session-grid > a { text-decoration: none; color: var(--ink); }
.prose { white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.7; }
.passage { padding: 1rem 0; border-bottom: 1px solid var(--line); }
.result { max-width: 1000px; margin: 0 auto 1.25rem; }
.notice { padding: .75rem 1rem; border: 1px solid var(--line); border-left: 4px solid var(--card-accent); border-radius: .35rem; background: var(--soft); margin-bottom: 1rem; }
.error { border-left-color: #b4483c; }
.demo { background: #fff0d2; color: #714300; text-align: center; font-size: .75rem; padding: .35rem .65rem; }
.login { max-width: 650px; margin: 2rem auto; background: var(--card); padding: 2rem; }
.login h1 { font-size: clamp(1.55rem, 2.7vw, 2rem); }
.login form { margin: 1rem 0; }
.login .muted { margin-top: .75rem; }
footer { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem 1.5rem; font-size: .85rem; color: var(--muted); }
footer span { font-size: .75rem; }
.errorlist { color: #b54532; }
mark { background: #fff0c2; color: #775000; }
blockquote { border-left: 3px solid var(--card-accent); margin-left: 0; padding-left: 1rem; }
.skip { position: absolute; top: -100px; }
.skip:focus { top: 0; background: var(--card); padding: 1rem; z-index: 10; }
[hidden] { display: none !important; }
@media (max-width: 900px) {
  .workspace { grid-template-columns: minmax(0, 1fr); }
  .filter-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 1rem; }
  .session-grid { grid-template-columns: 1fr; }
  .stat { display: none; }
  nav { gap: .4rem .65rem; }
  .controls { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  header { padding: .6rem .85rem; gap: .65rem; }
  header nav { margin-left: auto; }
  header:has(nav a) nav { width: 100%; margin: 0; }
  main { padding: .75rem; }
  .card { padding: 1rem; }
  .table-wrap { padding: 0; }
  .filter-grid { grid-template-columns: minmax(0, 1fr); }
  .login { padding: 1.5rem; margin: 2rem auto; }
  footer { flex-direction: column; padding: 1rem; }
  .toolbar { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}

.filter-panel { border: 0; padding: 0; }
.filter-panel > summary { font-size: 1.1rem; font-weight: 650; }
@media (min-width: 901px) {
  .filter-panel > summary { list-style: none; }
  .filter-panel > summary::-webkit-details-marker { display: none; }
}

.source-heading, .doc-meta { display: flex; flex-wrap: wrap; align-items: baseline; gap: .2rem .65rem; }
.source-heading .doc-title { margin: 0; line-height: 1.4; }
.doc-kind { font-size: .7rem; color: var(--muted); white-space: nowrap; }
.doc-meta { margin-top: .15rem; }
.doc-meta .tags { margin: 0; }

.nav-toggle { display: none; }
@media (max-width: 900px) {
  header[data-nav-ready] .nav-toggle { display: block; margin-left: auto; min-height: 40px; }
  header[data-nav-ready]:not([data-menu-open=true]) #main-navigation { display: none; }
  header[data-menu-open=true] #main-navigation { flex-basis: 100%; margin: 0; }
  .table-wrap table { min-width: 720px; }
}