/* Public Interface System v2: Work, Writing, and About editorial surfaces. */

html {
  scroll-padding-top: calc(var(--atlas-header-height, 56px) + 24px);
}

body {
  font-size: var(--atlas-type-body, 16px);
}

.page-sub,
.intro-copy,
.timeline-body p,
.section-head p {
  font-size: var(--atlas-type-supporting, 14px);
}

.section-label,
.project-index,
.article-number,
.article-date,
.read-time {
  font-size: var(--atlas-type-meta, 11px);
}

.editorial-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 24px;
}

.editorial-section-heading .section-label,
.editorial-directory-heading .section-label {
  margin-bottom: 12px;
}

.editorial-section-heading h2,
.editorial-directory-heading h2,
.writing-feature h2,
.about-priorities h2,
.about-principles h2 {
  margin: 0;
  color: var(--text, #e8e8e0);
  font-family: var(--serif, "DM Serif Display", Georgia, serif);
  font-size: clamp(1.8rem, 3.3vw, 2.7rem);
  font-weight: 400;
  line-height: 1.08;
}

.editorial-section-heading > p,
.editorial-directory-heading > p {
  max-width: 560px;
  margin: 0;
  color: var(--text-dim, #aaa9a0);
  font-size: var(--atlas-type-supporting, 14px);
  line-height: 1.75;
}

.editorial-directory-heading {
  padding: 48px 0 24px;
}

.editorial-directory-heading > p {
  margin-top: 12px;
}

.legacy-anchor {
  display: block;
  height: 0;
  scroll-margin-top: calc(var(--atlas-header-height, 56px) + 24px);
}

/* Work */

.work-featured {
  padding: 64px 0;
  border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

.work-featured-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.work-featured-card {
  position: relative;
  min-width: 0;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 12px;
  overflow: hidden;
  border: 1px solid var(--border, rgba(255, 255, 255, 0.08));
  border-radius: var(--atlas-radius-md, 6px);
  padding: 32px;
  color: var(--text-dim, #aaa9a0);
  background:
    linear-gradient(145deg, rgba(245, 166, 35, 0.08), transparent 52%),
    var(--bg-1, #111118);
  text-decoration: none;
  transition:
    border-color var(--atlas-motion-standard, 180ms) var(--atlas-easing-standard, ease),
    transform var(--atlas-motion-standard, 180ms) var(--atlas-easing-standard, ease);
}

.work-featured-card::before {
  content: "";
  position: absolute;
  inset: 16px 16px auto auto;
  width: 52px;
  height: 52px;
  opacity: 0.52;
  background:
    linear-gradient(90deg, transparent 47%, var(--accent, #f5a623) 48% 52%, transparent 53%),
    linear-gradient(transparent 47%, var(--accent, #f5a623) 48% 52%, transparent 53%);
}

.work-featured-card[data-domain="audio"]::before {
  border: 1px solid rgba(96, 165, 250, 0.58);
  border-radius: 50%;
  background: radial-gradient(circle, transparent 34%, rgba(96, 165, 250, 0.56) 36% 40%, transparent 42%);
}

.work-featured-card[data-domain="game"]::before {
  border: 1px solid rgba(74, 222, 128, 0.52);
  background: linear-gradient(135deg, transparent 46%, rgba(74, 222, 128, 0.58) 47% 53%, transparent 54%);
}

.work-featured-card:hover {
  border-color: var(--border-hi, rgba(255, 255, 255, 0.16));
  transform: translateY(-2px);
}

.work-featured-card strong {
  color: var(--text, #e8e8e0);
  font-family: var(--serif, "DM Serif Display", Georgia, serif);
  font-size: 2rem;
  font-weight: 400;
  line-height: 1;
}

.work-featured-index {
  color: var(--accent, #f5a623);
  font-size: var(--atlas-type-meta, 11px);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.work-featured-card > span:last-child {
  font-size: var(--atlas-type-supporting, 14px);
  line-height: 1.7;
}

.work-directory .projects {
  padding-top: 0;
}

.project-entry {
  margin-bottom: 32px;
  overflow: hidden;
  border-radius: var(--atlas-radius-md, 6px);
  scroll-margin-top: calc(var(--atlas-header-height, 56px) + 24px);
}

.project-info {
  padding: 32px;
}

.project-desc {
  flex: none;
  margin-bottom: 24px;
  font-size: var(--atlas-type-supporting, 14px);
  line-height: 1.8;
}

.project-result {
  margin: 0 0 24px;
  border-left: 2px solid var(--accent, #f5a623);
  padding: 4px 0 4px 16px;
}

.project-result-label {
  display: block;
  margin-bottom: 8px;
  color: var(--accent, #f5a623);
  font-size: var(--atlas-type-meta, 11px);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.project-result p {
  margin: 0;
  color: var(--text, #e8e8e0);
  font-size: var(--atlas-type-supporting, 14px);
  line-height: 1.7;
}

.project-disclosure {
  margin-bottom: 24px;
  border: 1px solid var(--border, rgba(255, 255, 255, 0.08));
  border-radius: var(--atlas-radius-sm, 4px);
  background: rgba(17, 17, 24, 0.52);
}

.project-disclosure > summary {
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 16px;
  color: var(--text, #e8e8e0);
  cursor: pointer;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  list-style: none;
}

.project-disclosure > summary::-webkit-details-marker {
  display: none;
}

.project-disclosure > summary span:last-child {
  color: var(--text-faint, #888894);
  font-size: var(--atlas-type-meta, 11px);
  text-transform: uppercase;
}

.project-disclosure[open] > summary {
  border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

.project-disclosure[open] > summary span:last-child {
  font-size: 0;
}

.project-disclosure[open] > summary span:last-child::after {
  content: "collapse";
  font-size: var(--atlas-type-meta, 11px);
}

.project-disclosure-body {
  padding: 16px;
}

.project-disclosure .spec-grid,
.project-disclosure .tech-stack,
.project-disclosure .achievements {
  margin-bottom: 16px;
}

.project-disclosure .achievements {
  margin-bottom: 0;
}

.project-disclosure .achievement {
  font-size: 0.8125rem;
}

.project-links {
  gap: 12px;
}

.proj-link,
.filter-btn,
.gallery-arrow,
.audio-btn,
.lightbox-close,
.lightbox-arrow {
  min-height: 44px;
  align-items: center;
}

.gallery-dot {
  width: 44px;
  height: 44px;
  position: relative;
  background: transparent;
}

.gallery-dot.active {
  background: transparent;
}

.gallery-dot::after {
  content: "";
  position: absolute;
  inset: 20px;
  border-radius: 50%;
  background: var(--text-faint, #888894);
}

.gallery-dot.active::after {
  background: var(--accent, #f5a623);
}

/* Writing */

.article-tags {
  min-width: 0;
  flex-wrap: wrap;
}

.writing-feature {
  display: grid;
  grid-template-columns: minmax(180px, 0.7fr) minmax(0, 2fr);
  margin: 64px 0 48px;
  overflow: hidden;
  border: 1px solid rgba(245, 166, 35, 0.32);
  border-radius: var(--atlas-radius-md, 6px);
  background:
    linear-gradient(145deg, rgba(245, 166, 35, 0.1), transparent 48%),
    var(--bg-1, #111118);
  box-shadow: var(--atlas-shadow-flagship, 0 0 48px rgba(245, 166, 35, 0.12));
}

.writing-feature[hidden] {
  display: none;
}

.writing-feature-meta,
.writing-feature-body {
  padding: 32px;
}

.writing-feature-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-right: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

.writing-feature-meta .section-label {
  margin-bottom: auto;
}

.writing-feature-number,
.writing-feature-date,
.writing-feature-kicker {
  color: var(--text-faint, #888894);
  font-size: var(--atlas-type-meta, 11px);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.writing-feature-kicker {
  color: var(--accent, #f5a623);
}

.writing-feature-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.writing-feature-summary {
  max-width: 680px;
  margin: 0;
  color: var(--text-dim, #aaa9a0);
  font-size: var(--atlas-type-supporting, 14px);
  line-height: 1.8;
}

.writing-feature-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  color: var(--accent, #f5a623);
  font-size: 0.8125rem;
  text-underline-offset: 0.25em;
}

.writing-controls {
  padding: 24px 0;
  border-block: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

.writing-controls .section-label {
  margin-bottom: 12px;
}

.writing-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.writing-filter {
  min-height: 44px;
  border: 1px solid var(--border, rgba(255, 255, 255, 0.08));
  border-radius: var(--atlas-radius-sm, 4px);
  padding: 0 16px;
  color: var(--text-dim, #aaa9a0);
  background: var(--bg-1, #111118);
  cursor: pointer;
  font: 500 var(--atlas-type-meta, 11px) var(--mono, "IBM Plex Mono", monospace);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.writing-filter:hover {
  border-color: var(--border-hi, rgba(255, 255, 255, 0.16));
  color: var(--text, #e8e8e0);
}

.writing-filter.is-active {
  border-color: var(--accent, #f5a623);
  color: var(--accent, #f5a623);
  background: var(--accent-dim, rgba(245, 166, 35, 0.12));
}

.article-entry.filter-hidden,
.article-entry[hidden] {
  display: none;
}

.writing-group-heading {
  padding-top: 48px;
}

.articles {
  padding-top: 0;
}

.article-entry {
  margin-bottom: 24px;
  overflow: hidden;
  border-radius: var(--atlas-radius-md, 6px);
}

.article-meta,
.article-body {
  padding: 24px 32px;
}

.article-summary {
  font-size: var(--atlas-type-supporting, 14px);
}

.article-entry.coming-soon,
.article-entry.coming-soon.visible {
  opacity: 1;
  cursor: default;
}

.article-entry.coming-soon .article-title,
.article-entry.coming-soon .article-summary {
  color: var(--text-dim, #aaa9a0);
}

.series-banner {
  margin-top: 0;
  border-radius: var(--atlas-radius-md, 6px);
}

.series-banner-note,
.series-banner-progress,
.series-banner-part-number,
.series-banner-part-state,
.series-chip {
  font-size: var(--atlas-type-meta, 11px);
}

/* About */

.about-topology {
  position: relative;
  min-height: 226px;
  overflow: hidden;
  border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.08));
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 32px 32px;
}

.about-topology-node {
  position: absolute;
  z-index: 2;
  min-height: 32px;
  display: flex;
  align-items: center;
  border: 1px solid var(--border-hi, rgba(255, 255, 255, 0.16));
  border-radius: var(--atlas-radius-sm, 4px);
  padding: 0 10px;
  color: var(--text-dim, #aaa9a0);
  background: var(--bg-1, #111118);
  font-size: var(--atlas-type-meta, 11px);
}

.about-topology-node[data-node="systems"] {
  left: 50%;
  top: 16px;
  transform: translateX(-50%);
  border-color: rgba(245, 166, 35, 0.55);
  color: var(--accent, #f5a623);
}

.about-topology-node[data-node="software"] {
  left: 12px;
  bottom: 60px;
}

.about-topology-node[data-node="audio"] {
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
}

.about-topology-node[data-node="games"] {
  right: 12px;
  bottom: 60px;
}

.about-topology-path {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 54px;
  width: 1px;
  height: 72px;
  transform-origin: top;
  background: linear-gradient(var(--accent, #f5a623), rgba(245, 166, 35, 0.12));
  animation: topology-pulse 3.2s ease-in-out infinite;
}

.about-topology-path[data-path="one"] {
  transform: rotate(58deg);
}

.about-topology-path[data-path="two"] {
  transform: rotate(0);
  animation-delay: 0.6s;
}

.about-topology-path[data-path="three"] {
  transform: rotate(-58deg);
  animation-delay: 1.2s;
}

@keyframes topology-pulse {
  0%,
  100% { opacity: 0.28; }
  50% { opacity: 0.9; }
}

.sidebar-role {
  font-size: var(--atlas-type-meta, 11px);
  line-height: 1.6;
  text-transform: none;
}

.about-priorities {
  padding: 64px 0;
  border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

.about-priority-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.about-priority-grid article {
  min-width: 0;
  border: 1px solid var(--border, rgba(255, 255, 255, 0.08));
  border-radius: var(--atlas-radius-md, 6px);
  padding: 24px;
  background: var(--bg-1, #111118);
}

.about-priority-grid article:last-child {
  grid-column: 1 / -1;
}

.about-priority-grid article > span {
  color: var(--accent, #f5a623);
  font-size: var(--atlas-type-meta, 11px);
}

.about-priority-grid h3 {
  margin: 16px 0 8px;
  color: var(--text, #e8e8e0);
  font-family: var(--serif, "DM Serif Display", Georgia, serif);
  font-size: 1.45rem;
  font-weight: 400;
}

.about-priority-grid p {
  margin: 0;
  color: var(--text-dim, #aaa9a0);
  font-size: var(--atlas-type-supporting, 14px);
  line-height: 1.75;
}

.about-principles {
  padding: 64px 0;
  border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

.about-principles ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  border: 1px solid var(--border, rgba(255, 255, 255, 0.08));
  padding: 0;
  background: var(--border, rgba(255, 255, 255, 0.08));
  list-style: none;
}

.about-principles li {
  min-height: 64px;
  display: flex;
  align-items: center;
  padding: 16px 24px;
  color: var(--text-dim, #aaa9a0);
  background: var(--bg, #0a0a0f);
  font-size: var(--atlas-type-supporting, 14px);
}

.about-principles li::before {
  content: "→";
  margin-right: 12px;
  color: var(--accent, #f5a623);
}

.domains-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.domain-item {
  font-size: 0.8125rem;
  line-height: 1.6;
}

@media (max-width: 940px) {
  .work-featured-grid,
  .domains-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .work-featured-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767px) {
  .editorial-section-heading {
    align-items: start;
    flex-direction: column;
    gap: 16px;
  }

  .work-featured {
    padding: 48px 0;
  }

  .work-featured-grid,
  .about-priority-grid,
  .about-principles ul,
  .domains-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .work-featured-card,
  .work-featured-card:last-child,
  .about-priority-grid article:last-child {
    grid-column: auto;
  }

  .writing-feature {
    grid-template-columns: minmax(0, 1fr);
    margin-block: 48px 32px;
  }

  .writing-feature-meta {
    border-right: 0;
    border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.08));
  }

  .writing-feature-meta .section-label {
    margin-bottom: 12px;
  }

  .project-info,
  .writing-feature-meta,
  .writing-feature-body,
  .article-body {
    padding: 24px;
  }

  .gallery-dots {
    display: none;
  }
}

@media (max-width: 390px) {
  .work-featured-card {
    min-height: 200px;
    padding: 24px;
  }

  .project-info,
  .writing-feature-meta,
  .writing-feature-body,
  .article-body,
  .article-meta {
    padding: 20px;
  }

  .project-links {
    align-items: stretch;
    flex-direction: column;
  }

  .proj-link {
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .project-entry,
  .js .project-entry,
  .article-entry,
  .js .article-entry {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .about-topology-path {
    animation: none;
    opacity: 0.58;
  }
}