/* Shared visual language for the working archive, explorer, film, desk and about. */
:root, html[data-theme="light"] {
  --paper: #efefe7; --paper-deep: #e2e2d8; --ink: #11120f; --ink-soft: #55564d;
  --line: #a8a99e; --accent: #d93615; --signal: #f04c28; --gutter: 28px;
  --sans: Arial, "Helvetica Neue", "Microsoft YaHei", sans-serif;
  --serif: var(--sans); --mono: Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}
html[data-theme="dark"] {
  --paper: #151612; --paper-deep: #23241e; --ink: #efefe7; --ink-soft: #acada0;
  --line: #66685a; --accent: #ff7451; color-scheme: dark;
}
html { scroll-padding-top: 20px; }
body { min-width: 320px; }
::selection { color: #11120f; background: var(--signal); }
button, input, select, summary, a { -webkit-tap-highlight-color: transparent; }
body .site-header.brutal-header { position: relative; padding: 0 var(--gutter); background: var(--paper); }
.brutal-header .preview-note { padding: 9px 0; font: 10px/1.2 var(--mono); letter-spacing: .07em; }
body .brutal-header .header-inner { display: flex; gap: 0; align-items: stretch; min-height: 76px; border: 2px solid var(--ink); }
.brutal-header .brutal-brand { display: flex; flex-shrink: 0; align-items: center; gap: 20px; padding: 12px 20px; font-size: 32px; line-height: 1; font-weight: 900; letter-spacing: -.08em; }
.brutal-header .brutal-brand span { font: 900 12px/.92 var(--sans); letter-spacing: -.06em; }
body .brutal-header nav { display: flex; width: auto; flex: 1; align-items: stretch; justify-content: flex-end; gap: 0; padding: 0; overflow: visible; }
body .brutal-header nav > a { display: flex; flex: 1 1 0; min-width: 0; min-height: 72px; align-items: center; justify-content: space-between; gap: 14px; padding: 12px 15px; border-left: 1px solid var(--ink); color: var(--ink); font: 700 14px/1.2 var(--sans); letter-spacing: 0; white-space: nowrap; }
.brutal-header nav > a small { font: 10px/1 var(--mono); align-self: flex-start; }
body .brutal-header nav > a.active { color: #11120f; background: var(--signal); }
body .brutal-header nav > a:hover { color: var(--paper); background: var(--ink); }
.brutal-header nav a::after { display: none; }
body .brutal-header .nav-utilities { position: static; display: grid; grid-template-columns: 1fr; flex: 0 0 58px; align-content: stretch; gap: 0; width: auto; margin: 0; padding: 0; border: 0; border-left: 1px solid var(--ink); transform: none; }
body .brutal-header .nav-utilities > :is(a,button) { display: flex; min-width: 0; min-height: 36px; justify-content: center; align-items: center; margin: 0; padding: 4px; font: 10px/1 var(--mono); color: var(--ink); }
body .brutal-header .nav-utilities > :last-child { border-top: 1px solid var(--ink); }
.brutal-header .theme-toggle b { display: inline; }
.brutal-header .theme-toggle::before, .brutal-header .theme-toggle::after { display: none; }
body .page-shell { width: auto; max-width: none; margin-inline: var(--gutter); }
body .page-main { padding: 0 0 64px; }
.brutal-title { margin: 22px 0 0; border-bottom: 10px solid var(--signal); }
.brutal-title-line { display: flex; justify-content: space-between; align-items: center; min-width: 0; padding: 9px 0 15px; }
body .brutal-word { min-width: 0; margin: 0; font: 900 clamp(76px,13.4vw,240px)/.83 var(--sans); letter-spacing: -.085em; text-transform: uppercase; }
.brutal-arrow { flex: 0 0 auto; color: var(--signal); font: 400 clamp(72px,12vw,200px)/.7 var(--sans); }
.brutal-sub { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 0 14px; font: 11px/1.4 var(--mono); }
.brutal-sub > :first-child { font-weight: 700; }
.brutal-archive-summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 26px 0 20px; }
.brutal-archive-summary h2 { margin: 0; font-size: 28px; letter-spacing: -.05em; }
.brutal-archive-summary > span { font: 12px/1.5 var(--mono); }
body[data-page="archive"] .archive-filter-toggle { display: flex; width: 100%; min-height: 48px; align-items: center; gap: 12px; margin: 20px 0 14px; padding: 0 16px; border: 1px solid var(--ink); color: var(--ink); font: 700 12px/1.4 var(--sans); text-align: left; }
body[data-page="archive"] .archive-filter-toggle small { margin-left: auto; color: var(--ink-soft); font: 10px/1.4 var(--mono); }
body[data-page="archive"] .archive-filter-toggle b { color: var(--accent); font: 24px/1 var(--sans); }
body[data-page="archive"] .archive-filter-toggle[aria-expanded="true"] { color: var(--paper); background: var(--ink); }
body[data-page="archive"] .archive-filter-toggle[aria-expanded="true"] small { color: var(--paper); }
body[data-page="archive"] .archive-tools:not(.is-open) { display: none; }
body[data-page="archive"] .archive-tools .archive-filter-done { display: block; grid-column: 1 / -1; }
body[data-page="archive"]:has(.archive-tools:not(.is-open)) .archive-topic-help { display: none; }
body[data-page="archive"] #archive-total { max-width: none; font: 11px/1.4 var(--mono); }
body[data-page="archive"] .archive-tools { border: 1px solid var(--ink); gap: 12px; padding: 16px; background: var(--paper-deep); }
.archive-tools label { color: var(--ink); font-size: 11px; }
body .archive-tools select, body .archive-tools input { height: 42px; border: 1px solid var(--ink); background: var(--paper); font-size: 12px; }
body .archive-tools button { height: 42px; border: 1px solid var(--ink); color: var(--paper); background: var(--ink); font-size: 11px; }
body .archive-status { min-height: 62px; margin-bottom: 22px; border-bottom: 3px solid var(--ink); padding: 0 0 14px; color: var(--ink); font-size: 11px; }
.archive-display-controls { gap: 20px; }
body .archive-layout, body .archive-order { gap: 0; border: 1px solid var(--ink); }
body .archive-layout button, body .archive-order button { min-height: 36px; padding: 9px 13px; color: var(--ink); font-size: 11px; }
body .archive-layout button.active, body .archive-order button.active { color: var(--paper); background: var(--ink); }
body .archive-grid.layout-portfolio { gap: 14px; }
body .archive-grid.layout-portfolio .archive-item { height: clamp(160px,17vw,270px); flex-basis: calc(var(--tile-ratio) * 184px); background: transparent; }
body .archive-grid.layout-portfolio .archive-item img { object-fit: contain; }
body .archive-grid.layout-masonry { --gallery-gap: 24px; }
.archive-item { border-radius: 0; }
.archive-item:hover img { transform: none; }
.archive-project-intro { border-left: 8px solid var(--signal); padding-left: 20px; }
body .archive-project-intro h2 { font-family: var(--sans); font-weight: 900; font-size: 30px; }
body .load-more { min-height: 60px; border-top: 3px solid var(--ink); color: var(--ink); font-size: 11px; }
body .explore-heading { display: flex; align-items: center; min-height: 80px; margin: 0; padding-block: 14px; border-bottom: 0; }
body .explore-heading > .eyebrow { margin: 0; font-size: 11px; }
body .tabs { gap: 0; border: 1px solid var(--ink); }
body .tabs button { min-height: 46px; padding: 10px 32px; font: 700 15px/1 var(--sans); color: var(--ink); }
body .tabs button.active { color: var(--paper); background: var(--ink); }
.tabs button::after { display: none; }
body .rainbow-explorer { --tone-mat: var(--paper-deep); --tone-stage-height: clamp(320px,48svh,560px); }
.tone-control-panel { margin-bottom: 24px; padding: 0 0 10px; border-bottom: 2px solid var(--ink); }
body .tone-control-panel .tone-spectrum { padding-top: 0; }
body .tone-control-panel .tone-branch { min-height: 44px; }
body .tone-control-panel .tone-heading { padding-top: 0; }
body .rainbow-explorer .tone-title { font-family: var(--sans); font-weight: 800; }
body .rainbow-explorer .tone-caption { border-bottom: 2px solid var(--ink); padding-block: 14px; }
body .rainbow-explorer .tone-navigation { gap: 0; }
body .rainbow-explorer .tone-navigation button { border: 1px solid var(--ink); color: var(--ink); }
body .rainbow-explorer .tone-navigation button + button { border-left: 0; }
body .rainbow-explorer .tone-rail { border-radius: 0; }
.echo-grid { gap: 24px; }
.echo-grid figure:nth-child(2) { padding-top: 60px; }
.echo-grid figcaption { border-top: 2px solid var(--ink); padding-top: 12px; }
.echo-actions button { padding: 14px 22px; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); }
body.film-body { background: var(--paper); }
.film-body .film-stage { padding: 20px var(--gutter) 12px; }
.film-body .film-kicker { padding-bottom: 12px; border-bottom: 8px solid var(--signal); }
.film-body .film-kicker > span { display: none; }
.brutal-film-title { display: flex; width: 100%; justify-content: space-between; align-items: flex-end; gap: 20px; margin: 0; color: var(--ink); font: 900 clamp(54px,6.4vw,110px)/.78 var(--sans); letter-spacing: -.065em; }
.brutal-film-title > span { font: 11px/1 var(--mono); letter-spacing: 0; }
.film-body .film-transport { background: #24251f; box-shadow: none; }
.film-body .film-controls { border-top: 2px solid var(--ink); }
.film-body .film-controls button { color: var(--ink); font-weight: 700; }
.film-body .film-controls #film-toggle { color: var(--paper); background: var(--ink); padding: 10px; text-align: center; }
.film-body .film-stage figcaption { padding-block: 15px; }
body .desk-page { padding-top: 0; }
#fm-desk-interaction { font-family: var(--sans); }
#fm-desk-interaction .brutal-title { margin-bottom: 24px; }
#fm-desk-interaction .fm-stage { width: min(100%,max(650px,calc((100svh - 490px) * 1.5238095))); margin-inline: auto; }
#fm-desk-interaction .fm-bottom { width: min(100%,max(650px,calc((100svh - 490px) * 1.5238095))); min-height: 72px; margin-inline: auto; border-block: 2px solid var(--ink); }
#fm-desk-interaction .fm-approach, #fm-desk-interaction .fm-back { padding: 12px 20px; color: var(--paper); background: var(--ink); font: 700 13px/1.4 var(--sans); }
#fm-desk-interaction .fm-list-toggle { color: var(--ink); font-size: 13px; font-weight: 700; }
#fm-desk-interaction .fm-journeys { margin-top: 32px; border-top: 8px solid var(--signal); }
#fm-desk-interaction .fm-journeys > summary { font: 900 28px/1.3 var(--sans); }
#fm-desk-interaction .fm-trip { border: 1px solid var(--ink); padding: 18px; }
#fm-desk-interaction .fm-route { font-weight: 800; }
#fm-desk-interaction .fm-credits { border-top: 2px solid var(--ink); }
body .about-page { padding-bottom: 0; }
body .about-lead { padding: 65px 0; gap: 40px; align-items: center; }
body .about-lead h1 { font: 900 clamp(52px,8vw,140px)/1.06 var(--sans); letter-spacing: -.07em; }
body .about-lead > p { max-width: 28em; margin: 0; font: 16px/1.9 var(--sans); color: var(--ink); }
body .about-contact { display: grid; grid-template-columns: 1fr 2fr; padding: 30px 0; margin: 0; border-top: 3px solid var(--ink); border-bottom: 1px solid var(--ink); }
body .about-contact h2 { font-size: 16px; font-weight: 800; }
body .about-contact a { min-height: 44px; font-weight: 700; color: var(--ink); }
body .about-contact a:hover { color: var(--accent); }
.about-guide, .about-usage, .about-privacy { border-color: var(--ink); }
body .about-usage h2, body .about-privacy h2 { font-family: var(--sans); font-weight: 800; }
body .about-page .site-footer { border-top: 8px solid var(--signal); padding: 34px 0; margin-top: 50px; }
body .about-page .footer-brand { font: 900 clamp(32px,6vw,90px)/1 var(--sans); }
body .series-intro { border-bottom: 8px solid var(--signal); padding-block: 55px 30px; }
body .series-intro h1 { font: 900 clamp(48px,7vw,116px)/1.08 var(--sans); letter-spacing: -.06em; }
body .series-description { font-family: var(--sans); }
body .series-end { border-top: 4px solid var(--ink); }
.brutal-footer { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin: 30px var(--gutter) 0; padding: 28px 0; border-top: 8px solid var(--signal); font: 11px/1.4 var(--mono); }
.brutal-footer > a:first-child { font: 900 clamp(44px,7vw,116px)/1 var(--sans); letter-spacing: -.06em; }
.brutal-footer > a:first-child span { margin-left: .4em; color: var(--signal); }
.brutal-footer > a:last-child { padding-bottom: 4px; }
@media (min-width:1800px) { body .brutal-word { font-size: 230px; } }
@media (max-width:1100px) {
  :root, html[data-theme] { --gutter: 20px; }
  .brutal-header .brutal-brand { padding-inline: 14px; gap: 12px; }
  .brutal-header .brutal-brand span { display: none; }
  body .brutal-header nav > a { padding-inline: 12px; gap: 8px; font-size: 12px; }
}
@media (max-width:760px) {
  :root, html[data-theme] { --gutter: 16px; }
  body .brutal-header .header-inner { flex-wrap: wrap; }
  .brutal-header .brutal-brand { width: 100%; justify-content: space-between; min-height: 66px; padding: 12px 14px; font-size: 32px; }
  .brutal-header .brutal-brand span { display: block; font-size: 13px; }
  body .brutal-header nav { display: grid; flex-basis: 100%; grid-template-columns: repeat(3,minmax(0,1fr)) 50px; }
  body .brutal-header nav > a { min-height: 44px; padding: 10px; border-top: 1px solid var(--ink); font-size: 12px; }
  body .brutal-header nav > a:nth-child(3n + 1) { border-left: 0; }
  body .brutal-header nav > a:nth-child(4) { grid-column: 1; }
  body .brutal-header .nav-utilities { grid-column: 4; grid-row: 1 / 3; border-top: 1px solid var(--ink); }
  .brutal-title { margin-top: 24px; border-bottom-width: 7px; }
  body .brutal-word { font-size: 14.4vw; letter-spacing: -.09em; }
  .brutal-title-line { padding-block: 0 7px; }
  .brutal-arrow { font-size: 13vw; }
  .brutal-sub { padding-block: 14px 10px; font-size: 10px; }
  .brutal-sub > :last-child { max-width: 130px; text-align: right; font-size: 8px; }
  .brutal-archive-summary { padding-block: 19px; }
  .brutal-archive-summary h2 { font-size: 22px; }
  .brutal-archive-summary > span { font-size: 10px; }
  body .archive-filter-toggle { border: 1px solid var(--ink); padding-inline: 13px; min-height: 48px; color: var(--ink); }
  body[data-page="archive"] .archive-tools.is-open { padding: 14px; }
  body .archive-status { flex-wrap: wrap; gap: 12px; padding-block: 14px; margin-bottom: 18px; }
  body .archive-layout button, body .archive-order button { padding-inline: 10px; min-height: 42px; }
  body .archive-grid.layout-portfolio { gap: 14px 10px; }
  body .archive-grid.layout-portfolio .archive-item { height: auto; min-width: 0; aspect-ratio: auto; align-self: start; }
  body .archive-grid.layout-portfolio .archive-item img { height: auto; aspect-ratio: var(--tile-ratio); object-fit: contain; }
  body .explore-heading { min-height: 68px; gap: 10px; margin-bottom: 0; }
  .tone-control-panel { margin-bottom: 18px; padding-bottom: 2px; }
  body .explore-heading > .eyebrow { font-size: 9px; }
  body .tabs button { padding-inline: 20px; font-size: 13px; }
  body .rainbow-explorer { --tone-stage-height: clamp(260px,42svh,400px); }
  .echo-grid figure:nth-child(2) { padding-top: 0; }
  /* Give responsive images a stable width before the size observer measures them. */
  body .echo-grid figure > button { width: 100%; }
  body .echo-grid figure img { width: 100%; height: auto; max-height: none; object-fit: contain; }
  .film-body .film-stage { min-height: 390px; padding: 16px var(--gutter) 12px; }
  .film-body .film-kicker { padding-bottom: 10px; border-bottom-width: 6px; }
  .brutal-film-title { font-size: 48px; }
  .brutal-film-title > span { font-size: 9px; }
  .film-body .film-controls { gap: 8px; }
  #fm-desk-interaction .fm-stage { width: calc(100% + 32px); margin-left: -16px; }
  #fm-desk-interaction .fm-bottom { min-height: 64px; }
  #fm-desk-interaction .fm-trip { padding: 13px; }
  body .about-lead { padding-block: 38px; }
  body .about-lead h1 { font-size: 14vw; }
  body .about-lead > p { margin-top: 28px; font-size: 14px; }
  body .about-contact { grid-template-columns: 1fr; gap: 14px; }
  .brutal-footer { align-items: flex-start; gap: 24px; flex-wrap: wrap; padding-block: 25px; }
  .brutal-footer > a:first-child { flex: 1; }
  .brutal-footer > a:last-child { flex-basis: 100%; }
}
@media (prefers-reduced-motion:reduce) { html { scroll-behavior: auto; } }
@media (max-width:380px) {
  body .brutal-header nav > a { padding-inline: 8px; font-size: 11px; }
  .brutal-header nav > a small { display: none; }
  body .archive-layout button, body .archive-order button { padding-inline: 8px; font-size: 10px; }
}