/* Components: controls, project archive, links, and reusable UI states. */
.site-controls,
.mobile-controls {
  display: flex;
  align-items: center;
  gap: 14px;
}
.language-switch {
  display: flex;
  align-items: center;
  gap: 6px;
}
.language-switch button,
.mobile-controls [data-lang],
.theme-toggle {
  border: 0;
  background: transparent;
  color: var(--muted-2);
  cursor: pointer;
  padding: 6px;
  font:
    600 10px/1 ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
  letter-spacing: 0.08em;
}
.language-switch button:hover,
.language-switch button.active,
.mobile-controls [data-lang]:hover,
.mobile-controls [data-lang].active,
.theme-toggle:hover {
  color: var(--text);
}
.language-switch span {
  color: var(--line-strong);
  font-size: 11px;
}
.theme-toggle {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
}
.theme-icon {
  font-size: 16px;
  line-height: 1;
  transform: rotate(-20deg);
}
.mobile-controls {
  display: none;
  justify-self: end;
  gap: 2px;
}
.mobile-controls .theme-toggle {
  margin-left: 6px;
}
body,
.page-shell,
.site-header,
.project-card,
.tags li,
.theme-toggle {
  transition:
    background-color 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
}

@media (max-width: 1100px) {
  .site-header {
    grid-template-columns: 1fr auto auto;
  }
  .mobile-controls {
    display: flex;
  }
  html[data-theme="light"] .site-nav {
    background: rgba(242, 238, 230, 0.98);
  }
}
@media (max-width: 520px) {
  .site-header {
    gap: 8px;
    padding-inline: 16px;
  }
  .mobile-controls [data-lang] {
    padding: 5px 3px;
    font-size: 9px;
  }
  .mobile-controls .theme-toggle {
    width: 28px;
    height: 28px;
    margin-left: 2px;
  }
}

/* Projects archive */
.projects-page {
  min-height: calc(100vh - 78px);
  padding-top: 92px;
}
.projects-page-heading {
  max-width: 760px;
  margin-bottom: 54px;
}
.projects-page-heading h1 {
  margin: 20px 0 18px;
  font-size: clamp(44px, 7vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.045em;
}
.projects-page-heading > p:last-child {
  max-width: 680px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}
.all-projects-grid {
  margin-bottom: 42px;
}
.projects-back {
  display: inline-flex;
  margin-top: 4px;
}
.project-detail {
  min-height: calc(100vh - 78px);
  padding-top: 72px;
}
.project-detail-shell {
  max-width: 900px;
}
.project-detail-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 24px 0;
}
.project-detail-copy {
  max-width: 760px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}
.project-detail .tags {
  margin: 30px 0;
}

/* Factory Logic technical case study reuses the existing cards, lines, and mono labels. */
.case-study-hero {
  padding-top: 72px;
}
.case-study-hero h1 {
  margin-bottom: 20px;
}
.case-study-lead {
  max-width: 760px;
  color: var(--text);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.4;
}
.case-study-summary,
.case-study-copy {
  max-width: 900px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}
.case-study-status {
  display: flex;
  align-items: flex-start;
  margin: 32px 0 24px;
  font:
    500 12px/1.5 ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
}
.case-study-status .status-dot {
  flex: 0 0 auto;
  margin-top: 6px;
}
.case-study-status small,
.case-study-status strong {
  display: block;
}
.case-study-status small {
  color: var(--muted-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.case-study-status strong {
  margin-top: 5px;
  color: var(--text);
  font-weight: 500;
}
.case-study-tags {
  margin: 0;
}
.case-study-actions {
  margin-top: 30px;
}
.private-demo-note {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}
.case-study-section {
  padding-top: 58px;
  padding-bottom: 66px;
}
.case-study-copy p:last-child {
  margin-bottom: 0;
}
.case-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.case-card {
  min-height: 230px;
  padding: 26px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.015),
    rgba(255, 255, 255, 0.003)
  );
}
.case-card h2 {
  margin: 0 0 34px;
  font-size: 18px;
  font-weight: 500;
}
.case-card ul,
.architecture-copy ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}
.architecture-layout {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 70px;
  align-items: start;
}
.architecture-flow {
  display: grid;
  justify-items: stretch;
  gap: 12px;
  max-width: 360px;
  text-align: center;
  font:
    500 12px/1 ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.architecture-flow div {
  padding: 18px;
  border: 1px solid var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.architecture-flow span {
  color: var(--muted-2);
  font-size: 18px;
}
.architecture-copy {
  color: var(--muted);
  line-height: 1.8;
}
.architecture-copy strong {
  color: var(--text);
  font-weight: 500;
}
.architecture-copy p {
  margin: 28px 0 0;
}
.technology-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.technology-card-grid div {
  min-height: 94px;
  display: flex;
  align-items: center;
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font:
    500 13px/1.4 ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
}
.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.screenshot-grid-images {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
}
.screenshot-grid figure {
  min-width: 0;
  margin: 0;
}
.screenshot-placeholder {
  aspect-ratio: 16/9;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--muted-2);
  font:
    500 12px/1 ui-monospace,
    monospace;
  letter-spacing: 0.12em;
}
.project-screenshot {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  box-sizing: border-box;
  object-fit: contain;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}
.screenshot-grid figcaption {
  padding-top: 12px;
  color: var(--muted);
  font:
    500 11px/1.5 ui-monospace,
    monospace;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.project-state-list,
.roadmap-list {
  max-width: 960px;
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line);
}
.project-state-list li,
.roadmap-list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  color: var(--text);
}
.project-state-list li span {
  color: var(--success);
}
.project-state-list li.in-progress span {
  color: var(--accent);
}
.roadmap-list {
  counter-reset: roadmap;
}
.roadmap-list li {
  counter-increment: roadmap;
}
.roadmap-list li::before {
  content: counter(roadmap, decimal-leading-zero);
  color: var(--accent);
  font:
    500 11px/1.6 ui-monospace,
    monospace;
}
.responsibility-list {
  max-width: 960px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.responsibility-list li {
  padding: 18px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--text);
  line-height: 1.6;
}
.capability-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.capability-card-grid .case-card {
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.5;
  text-align: left;
}
.capability-card-grid .case-card::before {
  content: "•";
  flex: 0 0 auto;
  color: var(--muted);
  font:
    700 18px/1 ui-monospace,
    monospace;
}
.pokemon-case-study .responsibility-list li {
  color: var(--muted);
}
@media (max-width: 720px) {
  .projects-page {
    padding-top: 58px;
  }
  .projects-page-heading {
    margin-bottom: 36px;
  }
}

/* Non-clickable project actions are exposed as unavailable, not broken links. */
.card-link[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.62;
}

/* Runtime error message appears only when a JavaScript module cannot initialize. */
.app-error {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 100;
  max-width: 360px;
  padding: 12px 16px;
  border: 1px solid var(--line-strong);
  color: var(--text);
  background: var(--surface);
  font-size: 13px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.22);
}

/* Section labels are language-neutral and share the hero label behavior. */
[data-nav-label],
[data-selected-projects],
[data-approach-eyebrow],
[data-experience-eyebrow],
[data-stack-eyebrow],
[data-contact-eyebrow],
[data-projects-archive] {
  color: inherit;
}

/* Standalone 404 page: no navigation or links, only the site's visual language. */
.error-page .page-shell {
  min-height: 100vh;
}
.error-page main {
  min-height: 100vh;
}
.error-page-section {
  min-height: 100vh;
  display: grid;
  place-items: center;
  border-bottom: 0;
  text-align: center;
}
.error-page-content {
  width: min(100%, 760px);
}
.error-page-content .eyebrow {
  justify-content: center;
  margin-bottom: 42px;
}
.error-page-code {
  margin: 0 0 20px;
  color: var(--accent);
  font:
    500 clamp(72px, 15vw, 160px)/0.85 ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas,
    monospace;
  letter-spacing: -0.08em;
  opacity: 0.85;
}
.error-page-content h1 {
  margin-inline: auto;
  margin-bottom: 24px;
  font-size: clamp(38px, 6vw, 68px);
}
.error-page-content .hero-copy {
  max-width: 520px;
  margin: 0 auto;
}