/* ============================================================
   RESOURCES — shared components for pages/resources*.html
   Linked AFTER legal.css; consumes its tokens, adds no globals.
   ============================================================ */

/* ---------- Breadcrumbs ---------- */
.crumbs {
  background: var(--cream-2);
  border-bottom: 1px solid var(--border);
}

.crumbs .container {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  flex-wrap: wrap;
  padding-top: 6px;
  padding-bottom: 6px;
}

.crumbs a,
.crumbs span {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}

.crumbs a:hover {
  color: var(--blue);
}

.crumbs .sep {
  color: var(--border);
  font-weight: 400;
  user-select: none;
}

.crumbs [aria-current="page"] {
  color: var(--ink);
}

/* ---------- Shell: sidebar + main ---------- */
.res-section {
  padding: 56px 0 88px;
  background: var(--cream);
}

.res-shell {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

/* ---------- Sidebar section tree ---------- */
.res-nav {
  position: sticky;
  top: 100px;
  max-height: calc(100vh - 124px);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  padding-right: 4px;
}

.res-nav-head {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .10em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}

.res-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.res-nav ul ul {
  margin-left: 12px;
  border-left: 1px solid var(--border);
}

.res-nav a {
  display: block;
  font-size: 13px;
  line-height: 1.45;
  font-weight: 500;
  color: var(--text-muted);
  padding: 7px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 7px 7px 0;
  transition: color .15s, background .15s, border-color .15s;
}

.res-nav a:hover {
  color: var(--blue);
  background: var(--cream-2);
}

.res-nav a[aria-current="page"] {
  color: var(--blue);
  font-weight: 700;
  border-left-color: var(--blue);
  background: var(--blue-tint);
}

.res-nav a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

/* current page's in-page anchors, nested under the active item */
.res-nav .res-nav-toc a {
  font-size: 12.5px;
  padding: 5px 10px;
  color: var(--text-muted);
  border-left: none;
  background: none;
  font-weight: 500;
}

.res-nav .res-nav-toc a:hover {
  color: var(--blue);
}

/* mobile disclosure wrapper */
.res-nav-details {
  display: contents;
}

.res-nav-details > summary {
  display: none;
}

/* ---------- Hub: floating search ---------- */
.res-searchbar {
  position: relative;
  z-index: 5;
  margin-top: -30px;
}

.res-search {
  position: relative;
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 18px;
  height: 62px;
  transition: border-color .15s, box-shadow .15s;
}

.res-search:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(23, 105, 167, .12), var(--shadow-lg);
}

.res-search svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.res-search input {
  flex: 1;
  min-width: 0;
  font-family: inherit;
  font-size: 16px;
  color: var(--ink);
  border: none;
  background: none;
  height: 100%;
}

.res-search input:focus {
  outline: none;
}

.res-search input::placeholder {
  color: var(--text-muted);
}

.res-kbd {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  border: 1px solid var(--border);
  background: var(--cream-2);
  border-radius: 6px;
  padding: 3px 7px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* search results panel */
.res-results {
  margin-top: 14px;
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.res-results[hidden] {
  display: none;
}

.res-results-head {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 14px 18px 10px;
  border-bottom: 1px solid var(--border);
}

.res-results .res-row {
  border-bottom: 1px solid var(--border);
  border-radius: 0;
}

.res-results .res-row:last-child {
  border-bottom: none;
}

.res-results .res-empty {
  padding: 36px 18px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* ---------- Hub: category cards ---------- */
.res-hub {
  padding: 56px 0 88px;
  background: var(--cream);
}

.res-hub-intro {
  max-width: 720px;
  margin-bottom: 40px;
}

.res-hub-intro h2 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--ink);
  margin: 14px 0;
}

.res-hub-intro p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
}

.res-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.res-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px 24px 22px;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.res-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--blue);
}

.res-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.res-card-ico {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  background: var(--blue-tint);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.res-card h3 {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.01em;
  line-height: 1.3;
}

.res-card p {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-muted);
  flex: 1;
}

.res-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 2px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.res-card-count {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--blue);
}

.res-card-arrow {
  color: var(--blue);
  transition: transform .18s ease;
}

.res-card:hover .res-card-arrow {
  transform: translateX(4px);
}

/* ---------- Doc lists ---------- */
.res-main > .res-intro {
  max-width: 760px;
  color: var(--text-body);
  font-size: 15.5px;
  line-height: 1.85;
  margin-bottom: 40px;
}

.res-main > .res-intro p {
  margin-bottom: 16px;
}

.res-main > .res-intro p:last-child {
  margin-bottom: 0;
}

.res-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.res-toolbar .rfp-search {
  flex: 0 1 320px;
}

.res-count {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
}

.res-sec {
  margin-bottom: 44px;
  scroll-margin-top: 96px;
}

.res-sec:last-child {
  margin-bottom: 0;
}

.res-sec-head {
  margin-bottom: 6px;
}

.res-sec h2 {
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 700;
  line-height: 1.28;
  color: var(--ink);
  letter-spacing: -.01em;
  margin: 6px 0 4px;
}

.res-sec-note {
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.res-sec-prose {
  max-width: 760px;
  color: var(--text-body);
  font-size: 14.5px;
  line-height: 1.8;
  margin: 10px 0 14px;
}

.res-sec-prose p {
  margin-bottom: 12px;
}

.res-sec-prose p:last-child {
  margin-bottom: 0;
}

.res-steps {
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  counter-reset: res-step;
}

.res-steps li {
  position: relative;
  counter-increment: res-step;
  padding-left: 34px;
  margin-bottom: 10px;
}

.res-steps li::before {
  content: counter(res-step);
  position: absolute;
  left: 0;
  top: .16em;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--blue-tint);
  color: var(--blue);
  font-size: 11.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.res-steps li:last-child {
  margin-bottom: 0;
}

.res-doclist {
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--cream);
  overflow: hidden;
}

.res-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  transition: background .15s;
}

.res-row:last-child {
  border-bottom: none;
}

.res-row:hover {
  background: var(--cream-2);
}

.res-row.is-static {
  opacity: .62;
}

.res-row.is-static:hover {
  background: none;
}

.res-row:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.res-row-ico {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--blue-tint);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.res-row-body {
  flex: 1;
  min-width: 0;
}

.res-row-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.45;
}

.res-row:hover .res-row-title {
  color: var(--blue);
}

.res-row-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 5px;
}

.res-row-note {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.5;
}

.res-chip {
  display: inline-flex;
  align-items: center;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--cream-2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 2px 7px;
  white-space: nowrap;
}

.res-chip.is-lang {
  color: var(--blue);
  background: var(--blue-tint);
  border-color: transparent;
}

.res-chip.is-cat {
  color: var(--blue);
  background: var(--blue-tint);
  border-color: transparent;
}

.res-row-go {
  color: var(--text-muted);
  flex-shrink: 0;
  transition: color .15s, transform .18s ease;
}

.res-row:hover .res-row-go {
  color: var(--blue);
  transform: translateX(3px);
}

.res-empty {
  padding: 44px 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* ---------- Child-category cards (parent pages) ---------- */
.res-children {
  margin-bottom: 44px;
}

/* ---------- Video cards (Academy) ---------- */
.res-video {
  display: flex;
  flex-direction: column;
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.res-video:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--blue);
}

.res-video:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.res-video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--navy);
  overflow: hidden;
}

.res-video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}

.res-video:hover .res-video-thumb img {
  transform: scale(1.04);
}

.res-video-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.res-video-play span {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(0, 29, 51, .72);
  border: 1.5px solid rgba(255, 255, 255, .5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: background .18s, transform .18s;
}

.res-video:hover .res-video-play span {
  background: var(--cyan);
  transform: scale(1.08);
}

.res-video-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 18px;
}

.res-video-body h3 {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
}

/* ---------- External-link banner rows (tech resources apps) ---------- */
.res-note {
  background: var(--cream-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin: 0 0 28px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-body);
  max-width: 760px;
}

.res-note strong {
  color: var(--ink);
}

.res-note a {
  color: var(--blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .res-shell {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .res-nav {
    position: static;
    max-height: none;
    padding-right: 0;
    margin-bottom: 24px;
  }

  .res-nav-details {
    display: block;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--cream-2);
  }

  .res-nav-details > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    list-style: none;
    font-size: 13px;
    font-weight: 700;
    color: var(--ink);
    padding: 13px 16px;
  }

  .res-nav-details > summary::-webkit-details-marker {
    display: none;
  }

  .res-nav-details > summary::after {
    content: '';
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
    transition: transform .18s;
  }

  .res-nav-details[open] > summary::after {
    transform: rotate(-135deg);
  }

  .res-nav-details > div {
    padding: 4px 10px 14px;
  }

  .res-nav-head {
    display: none;
  }
}

@media (max-width: 760px) {
  .res-search {
    height: 54px;
    padding: 0 14px;
  }

  .res-search input {
    font-size: 15px;
  }

  .res-kbd {
    display: none;
  }

  .res-row {
    padding: 13px 14px;
    gap: 11px;
  }

  .res-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .res-toolbar .rfp-search {
    flex: 1 1 auto;
  }
}

@media (prefers-reduced-motion: reduce) {

  .res-card,
  .res-card-arrow,
  .res-video,
  .res-video-thumb img,
  .res-video-play span,
  .res-row-go {
    transition: none;
  }
}