/* Pezhman Farhangi Future Projects. Existing palette, typography, and theme variables remain authoritative. */

[lang="ja"] body,
[lang="ja"] button,
[lang="ja"] input,
[lang="ja"] select {
  font-family: var(--mono), "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}

[hidden] { display: none !important; }

.archive-identity {
  padding: clamp(54px, 7vw, 104px) clamp(18px, 4vw, 64px);
  border-bottom: 1px solid var(--line);
  background: var(--bg-elevated);
}
.archive-identity-grid {
  display: grid;
  grid-template-columns: minmax(240px, .72fr) minmax(320px, 1.28fr);
  gap: clamp(34px, 7vw, 112px);
  align-items: start;
}
.archive-owner {
  margin: 0 0 8px;
  color: var(--red);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.archive-identity h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(48px, 7.3vw, 112px);
  font-weight: 400;
  line-height: .88;
  letter-spacing: -.045em;
}
.archive-introduction {
  max-width: 760px;
  padding-top: clamp(12px, 2.2vw, 32px);
}
.archive-introduction > p {
  max-width: 720px;
  font-size: clamp(15px, 1.25vw, 18px);
  line-height: 1.75;
}
.archive-independence {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.archive-independence strong { color: var(--strong); }
.locale-control {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.locale-control span { margin-right: 8px; }
.locale-control a {
  min-width: 42px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  color: var(--muted);
  text-align: center;
  text-decoration: none;
}
.locale-control a[aria-current="page"] {
  border-color: var(--red);
  color: var(--strong);
  background: var(--red-soft);
}

.directory-head-grid { align-items: end; }
.project-tools {
  display: grid;
  grid-template-columns: minmax(260px, 1.5fr) minmax(220px, .75fr);
  gap: 16px;
  align-items: end;
  margin: clamp(32px, 4vw, 56px) 0 0;
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--control);
}
.project-tools label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.project-tools input,
.project-tools select {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 0;
  background: var(--bg);
  color: var(--strong);
  font-size: 12px;
  letter-spacing: .03em;
}
.project-tools input::placeholder { color: var(--dim); opacity: 1; }
.results-status {
  grid-column: 1 / -1;
  min-height: 20px;
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.frame-section[hidden] { display: none !important; }
.section-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}
.directory .section-top::after { display: none; }
.directory .section-kicker::before { display: none; }
.section-toggle {
  display: none;
  min-width: 64px;
  min-height: 38px;
  padding: 8px 11px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--strong);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.section-toggle::before,
.section-toggle::after { display: none; }
.frame-section.is-collapsed > h2,
.frame-section.is-collapsed > .section-intro,
.frame-section.is-collapsed > .grid { display: none; }

.grid.core { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.grid.systems { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.site { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.branches { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.project-card.is-filtered { display: none; }
.directory .card-copy::after { display: none; }
.card-title { margin-bottom: 12px; }
.card-title h3 { font-size: 16px; line-height: 1.34; }
.read-button[aria-label] { text-align: left; }

.reader-text p { color: var(--text); }
.reader-title:focus { outline-offset: 8px; }
.reader-gallery-button[aria-pressed="true"] { border-color: var(--red); }
.reader-visual.viewer-fallback-active .reader-product-poster { display: block; }
.product-viewer-poster,
.reader-product-poster {
  object-fit: contain;
  background: transparent;
}
.project-detail summary {
  grid-template-columns: minmax(0, 1fr) auto;
}
.project-detail summary::after { content: "▸"; }
.project-detail[open] summary::after { content: "▾"; }
.project-detail summary > span { display: none; }
.project-detail-content { padding: 0 18px 24px; }

.privacy-notice {
  position: fixed;
  right: clamp(12px, 2.5vw, 34px);
  bottom: clamp(12px, 2.5vw, 34px);
  z-index: 6000;
  width: min(620px, calc(100% - 24px));
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: end;
  padding: 20px;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  box-shadow: var(--shadow);
}
.privacy-notice.is-closed { display: none; }
.privacy-notice h2 {
  margin-bottom: 7px;
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.privacy-notice p {
  margin: 0;
  font-size: 11px;
  line-height: 1.62;
}
.privacy-notice .button { white-space: nowrap; }

.formal-footer {
  display: block;
  padding: clamp(42px, 5vw, 72px) clamp(18px, 4vw, 64px) 24px;
  background: var(--bg-elevated);
}
.footer-heading {
  display: grid;
  grid-template-columns: minmax(200px, .55fr) minmax(240px, .7fr) minmax(300px, 1.3fr);
  gap: 24px;
  align-items: end;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}
.footer-heading > p:first-child {
  margin: 0;
  color: var(--red);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .2em;
}
.footer-heading h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(30px, 3vw, 48px);
  font-weight: 400;
}
.footer-heading > p:last-child { margin: 0; font-size: 11px; }
.footer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-left: 1px solid var(--line);
}
.footer-grid section {
  padding: clamp(24px, 3vw, 42px);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.footer-grid h3 {
  margin-bottom: 14px;
  font-size: 10px;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.footer-grid p {
  max-width: 680px;
  margin: 0;
  font-size: 11px;
  line-height: 1.72;
}
.footer-base {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 22px;
  color: var(--muted);
  font-size: 8px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

html[data-locale="ja"] .archive-identity h2,
html[data-locale="ja"] .footer-heading h2 { letter-spacing: -.02em; }
html[data-locale="ja"] .archive-introduction > p,
html[data-locale="ja"] .directory-head-grid > p,
html[data-locale="ja"] .section-intro,
html[data-locale="ja"] .reader-text p,
html[data-locale="ja"] .footer-grid p { line-height: 1.9; }

@media (max-width: 1180px) {
  .grid.core { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid.systems,
  .grid.site { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1020px) {
  .project-tools { grid-template-columns: 1fr 1fr; }
  .footer-heading { grid-template-columns: 1fr 1fr; }
  .footer-heading > p:last-child { grid-column: 1 / -1; }
}
@media (max-width: 780px) {
  .archive-identity-grid { grid-template-columns: 1fr; }
  .archive-introduction { padding-top: 0; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .archive-identity { padding: 48px 14px; }
  .archive-identity h2 { font-size: clamp(45px, 17vw, 74px); }
  .project-tools { grid-template-columns: 1fr; padding: 14px; }
  .results-status { grid-column: auto; }
  .section-toggle { display: inline-grid; place-items: center; }
  .frame-section.is-collapsed { padding-bottom: clamp(34px, 5vw, 50px); }
  .grid.core,
  .grid.systems,
  .grid.site,
  .grid.branches { grid-template-columns: 1fr; }
  .project-detail summary { grid-template-columns: minmax(0, 1fr) auto; }
  .project-detail-content { padding: 0 13px 20px; }
  .privacy-notice { grid-template-columns: 1fr; gap: 14px; padding: 16px; }
  .privacy-notice .button { justify-self: start; }
  .formal-footer { padding: 40px 14px 20px; }
  .footer-heading { grid-template-columns: 1fr; }
  .footer-heading > p:last-child { grid-column: auto; }
  .footer-base { flex-direction: column; }
}
@media (prefers-color-scheme: light) {
  .archive-identity,
  .formal-footer,
  .privacy-notice { background: var(--panel); }
  .project-tools { background: var(--control); }
  .project-tools input,
  .project-tools select { background: var(--bg); }
  .site-footer { background-color: var(--panel); }
  .reader-text p { color: var(--text); }
}
@media (prefers-reduced-motion: reduce) {
  .project-card { transition: none; }
}

/* Runtime reliability patch: retain the transparent poster when WebGL loading fails. */
.product-viewer-loading.is-fallback {
  position: absolute;
  left: 50%;
  bottom: 14px;
  width: min(430px, calc(100% - 28px));
  min-width: 0;
  transform: translateX(-50%);
  padding: 11px 12px;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  justify-items: stretch;
  text-align: left;
  backdrop-filter: none;
}
.product-viewer-loading.is-fallback .button {
  width: auto;
  min-height: 34px;
  white-space: nowrap;
}
@media (max-width: 680px) {
  .product-viewer-loading.is-fallback {
    grid-template-columns: 1fr;
    justify-items: stretch;
  }
  .product-viewer-loading.is-fallback .button { width: 100%; }
}



/* Research-publication content. The official reader, palette, typography and component geometry remain unchanged. */
.publication-document { max-width: 1040px; }
.publication-status,
.publication-classification,
.publication-editorial-note,
.publication-loading,
.publication-load-error {
  max-width: 980px;
}
.publication-status {
  margin: 0 0 12px;
  padding: 14px 16px;
  border: 1px solid var(--line-strong);
  color: var(--strong) !important;
  font-size: 12px !important;
  letter-spacing: .04em;
}
.publication-status-critical {
  border-color: var(--red);
  background: var(--red-soft);
}
.publication-classification {
  margin: 0 0 20px;
  color: var(--red) !important;
  font-size: 9px !important;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.publication-source-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 28px;
}
.publication-source-actions .button { margin-top: 0; }
.publication-control {
  display: grid;
  gap: 1px;
  margin: 0 0 24px;
  border: 1px solid var(--line);
  background: var(--line);
}
.publication-control > div {
  display: grid;
  grid-template-columns: minmax(150px, .34fr) minmax(0, 1fr);
  gap: 18px;
  padding: 14px 16px;
  background: var(--panel);
}
.publication-control dt {
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.publication-control dd {
  min-width: 0;
  margin: 0;
  color: var(--text);
  font-size: 12px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}
.publication-control code { color: var(--muted); font-size: 10px; }
.publication-editorial-note {
  padding-left: 14px;
  border-left: 2px solid var(--red);
  color: var(--muted) !important;
  font-size: 12px !important;
}
.publication-transcript-heading,
.publication-structured-source h3,
.publication-related h3 {
  margin: 36px 0 18px;
  color: var(--strong);
  font-size: 15px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.publication-structured-source h4 {
  margin: 30px 0 12px;
  color: var(--strong);
  font-size: 14px;
  line-height: 1.45;
}
.publication-structured-source h5 {
  margin: 24px 0 10px;
  color: var(--strong);
  font-size: 12px;
  line-height: 1.45;
}
.publication-structured-source p { max-width: 940px; }
.publication-structured-source ul,
.publication-structured-source ol {
  display: grid;
  gap: 9px;
  max-width: 920px;
  padding-left: 24px;
  color: var(--text);
  font-size: 14px;
  line-height: 1.7;
}
.publication-status-inline {
  padding: 12px 14px;
  border: 1px solid var(--red);
  color: var(--strong) !important;
  font-weight: 700;
}
.publication-source-page {
  margin: 0 0 24px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.publication-page-marker {
  max-width: none !important;
  margin: 0 !important;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted) !important;
  font-size: 8px !important;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.publication-source-page pre {
  max-width: 100%;
  margin: 0;
  padding: 18px;
  overflow-x: auto;
  color: var(--text);
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.55;
  tab-size: 4;
  white-space: pre;
}
.publication-figure {
  margin: 0 0 24px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.publication-figure img {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
}
.publication-figure figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 10px;
  line-height: 1.6;
}
.publication-table-wrap {
  max-width: 100%;
  margin: 24px 0;
  overflow-x: auto;
  border: 1px solid var(--line);
}
.publication-table-wrap table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  color: var(--text);
  font-size: 11px;
  line-height: 1.55;
}
.publication-table-wrap caption {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .1em;
  text-align: left;
  text-transform: uppercase;
}
.publication-table-wrap th,
.publication-table-wrap td {
  padding: 11px 12px;
  border-right: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
  vertical-align: top;
}
.publication-table-wrap th { color: var(--strong); background: var(--control); }
.publication-related {
  max-width: 1040px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.publication-related p { color: var(--muted) !important; font-size: 12px !important; }
.publication-related ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  margin: 18px 0 0;
  padding: 1px;
  background: var(--line);
  list-style: none;
}
.publication-related li { background: var(--panel); }
.publication-related button {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 0;
  background: transparent;
  color: var(--strong);
  font-size: 10px;
  line-height: 1.45;
  text-align: left;
}
.publication-related button:hover,
.publication-related button:focus-visible { background: var(--red-soft); }
.publication-load-error { color: var(--red) !important; }

@media (max-width: 680px) {
  .publication-control > div { grid-template-columns: 1fr; gap: 7px; }
  .publication-source-page pre { padding: 13px; font-size: 9px; }
  .publication-table-wrap table { min-width: 600px; }
}