/* Digital Archive & Knowledge Repository — public surface */
:root {
  --da-primary: #551516;
  --da-primary-deep: #3a0e0f;
  --da-earth: #3f5540;
  --da-earth-soft: #6a7f6b;
  --da-gold: #c48a2e;
  --da-ink: #1a1614;
  --da-muted: #5a5450;
  --da-paper: #f3efe8;
  --da-fog: #e7ebe8;
  --da-line: rgba(26, 22, 20, 0.12);
  --da-radius: 4px;
  --da-font-display: Helvetica, Arial, sans-serif;
  --da-font-body: Helvetica, Arial, sans-serif;
}

.da-public {
  color: var(--da-ink);
  background:
    linear-gradient(180deg, #ebe6de 0%, var(--da-paper) 28%, #f7f5f1 100%);
  min-height: 70vh;
  font-family: var(--da-font-body);
}

/* Keep archive chrome inside the alumni public wrapper without breaking WSU header */
.da-archive-page {
  width: 100%;
  min-width: 0;
  max-width: 100%;
}

.da-public h1,
.da-public h2,
.da-public h3,
.da-card-title {
  font-family: var(--da-font-display);
  letter-spacing: -0.02em;
  font-weight: 700;
}

/* ── Full-bleed hero (first viewport) ─────────────────────────── */
.da-hero {
  position: relative;
  /* Fill the first viewport under the fixed WSU header */
  min-height: calc(100svh - var(--wsu-header-height, 168px));
  min-height: calc(100vh - var(--wsu-header-height, 168px));
  display: grid;
  align-items: stretch;
  overflow: hidden;
  color: #fff;
  isolation: isolate;
  background: #220809;
}

/* Beat portal_interaction_guard [class*="-hero"]{position:relative} so media stays full-bleed */
.da-hero-media,
.da-hero-media img,
.da-hero-shade {
  position: absolute !important;
  inset: 0 !important;
}

.da-hero-media {
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.da-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  display: block;
  transform: scale(1.06);
  filter: saturate(1.05) contrast(1.04);
  animation: da-hero-ken 22s ease-out forwards;
}

.da-hero-shade {
  z-index: 1;
  background:
    linear-gradient(
      100deg,
      rgba(34, 8, 9, 0.92) 0%,
      rgba(58, 14, 15, 0.78) 38%,
      rgba(58, 14, 15, 0.28) 68%,
      rgba(26, 22, 20, 0.18) 100%
    ),
    linear-gradient(180deg, rgba(26, 22, 20, 0.15) 0%, rgba(26, 22, 20, 0.55) 100%);
}

.da-hero-frame {
  position: relative;
  z-index: 2;
  display: grid;
  align-items: center;
  width: 100%;
  min-height: inherit;
  padding: clamp(2rem, 5vh, 3.5rem) 0 clamp(2.25rem, 5vh, 3.25rem);
}

.da-hero-inner {
  width: min(720px, calc(100% - 2.5rem));
  margin-left: clamp(1.25rem, 6vw, 5rem);
  margin-right: auto;
  padding: 0;
  animation: da-hero-in 900ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.da-brand {
  margin: 0 0 0.55rem;
  font-size: clamp(2.75rem, 8vw, 5rem);
  line-height: 0.92;
  font-weight: 800;
  letter-spacing: -0.04em;
  text-wrap: balance;
  text-shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
}

.da-hero h1 {
  margin: 0 0 0.75rem;
  max-width: 14ch;
  font-size: clamp(1.45rem, 3.4vw, 2rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: #f4e6c8;
}

.da-hero-lead {
  margin: 0 0 1.45rem;
  max-width: 28rem;
  font-size: clamp(1rem, 2.1vw, 1.12rem);
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.9);
}

.da-hero-search {
  display: flex;
  gap: 0.5rem;
  flex-wrap: nowrap;
  max-width: 560px;
  padding: 0.4rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(10px);
  animation: da-rise 750ms 160ms ease both;
}

.da-hero-search input {
  flex: 1 1 auto;
  min-width: 0;
  min-height: 52px;
  border: 0;
  border-radius: 2px;
  padding: 0.8rem 1rem;
  font-size: 1rem;
  background: #fff;
  color: var(--da-ink);
}

.da-hero-search .btn {
  min-height: 52px;
  padding-inline: 1.4rem;
  flex-shrink: 0;
}

.da-hero-hint {
  margin: 0.95rem 0 0;
  font-size: 0.92rem;
  animation: da-rise 750ms 280ms ease both;
}

.da-hero-hint a {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  font-weight: 600;
}

.da-hero-hint a:hover,
.da-hero-hint a:focus-visible {
  color: #fff;
}

.da-public .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--da-radius);
  border: 1px solid transparent;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.da-public .btn-primary {
  background: var(--da-gold);
  color: #1a1614;
  border-color: var(--da-gold);
}

.da-public .btn-primary:hover {
  background: #d49a3a;
  border-color: #d49a3a;
  color: #1a1614;
}

.da-public .btn-outline {
  background: transparent;
  color: var(--da-primary);
  border-color: rgba(85, 21, 22, 0.35);
}

.da-public .btn-outline:hover {
  background: rgba(85, 21, 22, 0.06);
}

.da-public .btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
}

.da-hero .btn-primary {
  background: #fff;
  color: var(--da-primary);
  border-color: #fff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

.da-hero .btn-primary:hover {
  background: var(--da-fog);
  color: var(--da-primary-deep);
}

/* ── Sections ─────────────────────────────────────────────────── */
.da-section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2.25rem 1.25rem;
}

.da-section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.35rem;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--da-line);
  padding-bottom: 0.85rem;
}

.da-section-head h2 {
  margin: 0;
  font-size: 1.45rem;
}

.da-section-head p {
  margin: 0;
  color: var(--da-muted);
  font-size: 0.95rem;
}

/* Category aisle — text links, not cards */
.da-aisle {
  padding-top: 1.5rem;
  padding-bottom: 0.5rem;
}

.da-aisle-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.65rem;
}

.da-aisle-list a {
  display: inline-block;
  padding: 0.45rem 0;
  color: var(--da-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-bottom: 2px solid transparent;
  transition: border-color 180ms ease, color 180ms ease;
}

.da-aisle-list a:hover,
.da-aisle-list a:focus-visible {
  border-bottom-color: var(--da-gold);
  color: var(--da-primary-deep);
}

/* Browse layout */
.da-browse-layout {
  display: grid;
  grid-template-columns: minmax(200px, 250px) 1fr;
  gap: 1.75rem;
}

.da-filters {
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  border-radius: 0;
  position: sticky;
  top: 1rem;
  align-self: start;
}

.da-filters form {
  display: grid;
  gap: 0.75rem;
}

.da-filter-group label,
.da-field label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.3rem;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--da-muted);
}

.da-filter-group input,
.da-filter-group select,
.da-field input,
.da-field select,
.da-field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--da-line);
  border-radius: 0;
  padding: 0.55rem 0;
  background: transparent;
  font: inherit;
  color: var(--da-ink);
}

.da-filter-group input:focus,
.da-filter-group select:focus,
.da-field input:focus,
.da-field select:focus,
.da-field textarea:focus,
.da-hero-search input:focus,
.btn:focus-visible,
.da-view-toggle a:focus-visible,
.da-pagination a:focus-visible,
.da-aisle-list a:focus-visible {
  outline: 3px solid rgba(196, 138, 46, 0.5);
  outline-offset: 2px;
}

.da-filter-actions {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.da-toolbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1rem;
}

.da-view-toggle {
  display: inline-flex;
  gap: 0.35rem;
}

.da-view-toggle a {
  padding: 0.35rem 0.7rem;
  text-decoration: none;
  color: var(--da-muted);
  border-bottom: 2px solid transparent;
  font-size: 0.9rem;
  font-weight: 600;
}

.da-view-toggle a.is-active {
  color: var(--da-primary);
  border-bottom-color: var(--da-gold);
}

/* Resource results — interaction containers */
.da-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.35rem 1.1rem;
}

.da-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  transition: transform 220ms ease;
  animation: da-rise 520ms ease both;
}

.da-card:hover {
  transform: translateY(-4px);
}

.da-card-media {
  display: block;
  aspect-ratio: 3 / 4;
  background: #d5ddd6;
  overflow: hidden;
  border-radius: var(--da-radius);
  box-shadow: 0 14px 28px rgba(26, 22, 20, 0.12);
}

.da-card-media img,
.da-card-media svg,
.da-detail-cover img,
.da-detail-cover svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 420ms ease;
}

.da-card:hover .da-card-media img,
.da-card:hover .da-card-media svg {
  transform: scale(1.04);
}

.da-card-body {
  padding: 0.95rem 0.1rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
}

.da-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}

.da-type,
.da-year {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--da-earth);
  font-weight: 700;
}

.da-card-title {
  font-size: 1.05rem;
  margin: 0;
  line-height: 1.3;
}

.da-card-title a {
  color: inherit;
  text-decoration: none;
}

.da-card-title a:hover {
  color: var(--da-primary);
}

.da-card-authors,
.da-card-desc {
  margin: 0;
  color: var(--da-muted);
  font-size: 0.92rem;
}

.da-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0;
  margin: 0.15rem 0 0;
}

.da-tags li {
  font-size: 0.75rem;
  padding: 0;
  color: var(--da-earth-soft);
}

.da-tags li::before {
  content: "#";
  opacity: 0.55;
}

.da-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--da-line);
}

.da-list-item {
  padding: 1.05rem 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--da-line);
  border-radius: 0;
  box-shadow: none;
  animation: da-rise 480ms ease both;
}

.da-list-item h3 {
  margin: 0 0 0.3rem;
  font-size: 1.08rem;
}

.da-list-item h3 a {
  color: inherit;
  text-decoration: none;
}

.da-list-item h3 a:hover {
  color: var(--da-primary);
}

.da-list-item p {
  margin: 0;
  color: var(--da-muted);
  font-size: 0.92rem;
}

.da-list-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-shrink: 0;
}

.da-empty {
  text-align: left;
  padding: 1.5rem 0 0.5rem;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.da-empty h3 {
  margin: 0 0 0.45rem;
}

.da-empty p {
  margin: 0 0 1rem;
  color: var(--da-muted);
  max-width: 36rem;
}

.da-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 1.75rem;
}

.da-pagination a {
  min-width: 2.2rem;
  text-align: center;
  padding: 0.4rem 0.55rem;
  border-radius: var(--da-radius);
  text-decoration: none;
  color: var(--da-ink);
  background: transparent;
  border: 1px solid var(--da-line);
}

.da-pagination a.is-active {
  background: var(--da-primary);
  color: #fff;
  border-color: var(--da-primary);
}

.da-cta,
.da-demo-strip {
  text-align: left;
  margin-bottom: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--da-line);
}

.da-cta h2,
.da-demo-strip h2 {
  margin: 0 0 0.45rem;
  font-size: 1.35rem;
}

.da-cta p,
.da-demo-strip p {
  margin: 0 0 1rem;
  color: var(--da-muted);
  max-width: 38rem;
}

.da-breadcrumb {
  max-width: 1120px;
  margin: 1rem auto 0;
  padding: 0 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  color: var(--da-muted);
  font-size: 0.92rem;
}

.da-breadcrumb a {
  color: var(--da-primary);
}

.da-detail {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1rem 1.25rem 3rem;
}

.da-detail-layout {
  display: grid;
  grid-template-columns: minmax(180px, 240px) 1fr;
  gap: 1.75rem;
  margin: 1.25rem 0 2rem;
}

.da-detail-cover {
  overflow: hidden;
  aspect-ratio: 3 / 4;
  border-radius: var(--da-radius);
  box-shadow: 0 16px 36px rgba(26, 22, 20, 0.14);
  background: #d5ddd6;
}

.da-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1rem 0;
}

.da-file-meta {
  font-weight: 500;
  opacity: 0.85;
}

.da-counts {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--da-muted);
  font-size: 0.92rem;
}

.da-citation {
  padding: 1rem 0;
  background: transparent;
  border: 0;
  border-top: 1px solid var(--da-line);
  border-bottom: 1px solid var(--da-line);
  border-radius: 0;
  box-shadow: none;
  font-family: var(--da-font-body);
  line-height: 1.5;
}

.da-form {
  max-width: 720px;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.da-field {
  margin-bottom: 1rem;
}

.da-optional {
  font-weight: 500;
  color: var(--da-muted);
  text-transform: none;
  letter-spacing: 0;
}

/* Soft empty / remind-me */
.da-soft-empty {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2rem 1.25rem 1rem;
  display: grid;
  gap: 2rem;
}

.da-soft-empty-inner {
  max-width: 34rem;
  animation: da-rise 600ms ease both;
}

.da-soft-kicker {
  margin: 0 0 0.45rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--da-earth);
  font-weight: 700;
}

.da-soft-empty h1,
.da-soft-empty-inner h1 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  line-height: 1.15;
}

.da-soft-lead {
  margin: 0 0 1.25rem;
  color: var(--da-muted);
  font-size: 1.05rem;
  line-height: 1.45;
}

.da-remind-form {
  display: grid;
  gap: 0.85rem;
}

.da-remind-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.da-remind-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--da-muted);
}

.da-soft-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0.5rem 0 0;
}

.da-mock-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  opacity: 0.72;
}

.da-card-mock {
  pointer-events: none;
}

.da-card-media-mock {
  filter: grayscale(0.25);
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes da-hero-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes da-hero-ken {
  from {
    transform: scale(1.08);
  }
  to {
    transform: scale(1.02);
  }
}

@keyframes da-rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .da-browse-layout,
  .da-detail-layout {
    grid-template-columns: 1fr;
  }

  .da-filters {
    position: static;
  }

  .da-remind-grid {
    grid-template-columns: 1fr;
  }

  .da-hero {
    min-height: calc(100svh - var(--wsu-header-height, 168px));
    min-height: calc(100vh - var(--wsu-header-height, 168px));
  }

  .da-hero-inner {
    margin-left: 1.25rem;
    width: calc(100% - 2.5rem);
  }

  .da-hero-search {
    flex-wrap: wrap;
  }

  .da-hero-search .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .da-hero-inner,
  .da-hero-search,
  .da-hero-hint,
  .da-card,
  .da-list-item,
  .da-soft-empty-inner,
  .da-hero-media img {
    animation: none !important;
  }

  .da-card:hover,
  .da-card:hover .da-card-media img,
  .da-card:hover .da-card-media svg {
    transform: none;
  }
}