/* ===========================================================================
   AutoCops Netgraph — resources & long-form article styles
   Layered on top of theme.css + site.css. All colors via --ng-* tokens.
   =========================================================================== */

/* ---------- Resources hub ---------- */
.res-hub__nav {
  display: flex; flex-wrap: wrap; gap: .55rem;
  margin-top: 1rem;
}
.res-hub__nav a {
  display: inline-flex; align-items: center; gap: .45rem;
  font-size: .88rem; font-weight: 600;
  color: var(--ng-ink-soft);
  background: var(--ng-surface);
  border: 1px solid var(--ng-line-strong);
  padding: .5rem .9rem;
  border-radius: var(--ng-radius-pill);
  text-decoration: none;
}
.res-hub__nav a:hover { color: var(--ng-ink); border-color: var(--ng-accent); }
.res-hub__nav a.is-active { background: var(--ng-highlight-row); border-color: var(--ng-accent); color: var(--ng-highlight-row-ink); }

.res-section { padding-block: clamp(36px, 5vw, 64px); }
.res-section + .res-section { border-top: 1px solid var(--ng-line); }
.res-section__head {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 1rem; margin-bottom: 1.5rem;
}
.res-section__head h2 { font-size: clamp(1.3rem, 2.6vw, 1.7rem); margin: 0; }
.res-section__head .res-section__sub { color: var(--ng-slate); font-size: .92rem; margin: 0; }
.res-section__head a {
  color: var(--ng-link); font-weight: 600; font-size: .9rem; white-space: nowrap;
}

/* Card grids */
.res-grid {
  display: grid; gap: clamp(16px, 2vw, 24px);
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.res-grid--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .res-grid--3 { grid-template-columns: 1fr; } }

.res-card {
  display: flex; flex-direction: column;
  background: var(--ng-surface);
  border: 1px solid var(--ng-line);
  border-radius: var(--ng-radius-lg);
  padding: 1.25rem 1.4rem 1.4rem;
  box-shadow: var(--ng-shadow-sm);
  transition: transform .18s ease, box-shadow .25s ease, border-color .2s ease;
  text-decoration: none;
  color: var(--ng-ink);
  height: 100%;
}
.res-card:hover {
  transform: translateY(-3px); box-shadow: var(--ng-shadow-md);
  border-color: var(--ng-accent); text-decoration: none;
}
.res-card__meta {
  display: flex; gap: .5rem; align-items: center; flex-wrap: wrap;
  font-size: .78rem; color: var(--ng-muted);
  letter-spacing: .04em; text-transform: uppercase;
  margin-bottom: .55rem;
}
.res-card__tag {
  display: inline-flex; align-items: center; gap: .3rem;
  padding: .15rem .55rem; border-radius: var(--ng-radius-pill);
  font-weight: 700; font-size: .72rem; letter-spacing: .08em;
}
.res-card__tag--blog       { background: color-mix(in srgb, var(--ng-link)    14%, transparent); color: var(--ng-link); }
.res-card__tag--whitepaper { background: color-mix(in srgb, var(--ng-accent)  16%, transparent); color: var(--ng-accent); }
.res-card__tag--research   { background: color-mix(in srgb, var(--ng-success) 16%, transparent); color: var(--ng-success-strong); }
.res-card__tag--case       { background: color-mix(in srgb, var(--ng-link)    20%, transparent); color: var(--ng-link-strong); }
.res-card__tag--faq        { background: var(--ng-surface-sunken); color: var(--ng-ink-soft); border: 1px solid var(--ng-line); }

.res-card h3 {
  font-size: 1.08rem; margin: 0 0 .55rem; line-height: 1.3;
}
.res-card p { color: var(--ng-slate); font-size: .94rem; margin: 0 0 1rem; flex-grow: 1; }
.res-card__byline {
  display: flex; justify-content: space-between; gap: .5rem;
  font-size: .82rem; color: var(--ng-muted);
  border-top: 1px solid var(--ng-line); padding-top: .8rem;
}
.res-card__byline strong { color: var(--ng-ink-soft); font-weight: 600; }

/* ---------- Featured card variant ---------- */
.res-feature {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(20px, 3vw, 40px);
  align-items: stretch;
  background: var(--ng-surface);
  border: 1px solid var(--ng-line);
  border-radius: var(--ng-radius-lg);
  padding: clamp(20px, 3vw, 36px);
  box-shadow: var(--ng-shadow-md);
}
.res-feature__cover {
  border-radius: var(--ng-radius-md);
  background: var(--ng-grad-main);
  position: relative; min-height: 220px;
  overflow: hidden;
}
.res-feature__cover::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(rgba(255,255,255,.22) 1px, transparent 1.4px) 0 0 / 18px 18px,
    radial-gradient(40% 60% at 20% 20%, rgba(255,255,255,.25), transparent 65%);
}
.res-feature__cover-label {
  position: absolute; left: 1rem; top: 1rem;
  font-family: var(--ng-font-mono); font-size: .78rem; font-weight: 700;
  letter-spacing: .22em; color: var(--ng-white);
}
@media (max-width: 760px) { .res-feature { grid-template-columns: 1fr; } }

/* =========================================================================== */
/* ---------- Long-form article page ---------- */
/* =========================================================================== */

.article-shell {
  max-width: 760px;
  margin-inline: auto;
  padding-block: clamp(40px, 6vw, 72px);
}
.article-back {
  display: inline-flex; align-items: center; gap: .4rem;
  color: var(--ng-link); font-weight: 600; font-size: .9rem;
  text-decoration: none; margin-bottom: 1.6rem;
}
.article-back:hover { color: var(--ng-link-strong); }

.article-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: .8rem;
  font-size: .82rem; color: var(--ng-muted);
  letter-spacing: .04em; text-transform: uppercase;
  margin-bottom: .8rem;
}
.article-meta .res-card__tag { text-transform: uppercase; }

.article-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -.02em;
  margin: 0 0 1rem;
  color: var(--ng-ink);
}
.article-dek {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--ng-slate);
  line-height: 1.55;
  margin-bottom: 2rem;
}
.article-byline {
  display: flex; align-items: center; gap: .8rem;
  padding: 1rem 0; border-block: 1px solid var(--ng-line);
  margin-bottom: 2.4rem;
}
.article-byline__avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--ng-grad-main);
  display: grid; place-items: center;
  color: var(--ng-white); font-weight: 800; font-size: 1rem;
  flex-shrink: 0;
}
.article-byline__who { display: flex; flex-direction: column; }
.article-byline__name { font-weight: 700; color: var(--ng-ink); }
.article-byline__sub { font-size: .85rem; color: var(--ng-muted); }
.article-byline__meta { margin-left: auto; font-size: .85rem; color: var(--ng-slate); }

.article-body { color: var(--ng-ink); line-height: 1.75; font-size: 1.05rem; }
.article-body h2 {
  margin-top: 2.4rem; margin-bottom: .9rem;
  font-size: clamp(1.3rem, 2.4vw, 1.6rem);
  letter-spacing: -.01em;
}
.article-body h3 {
  margin-top: 1.8rem; margin-bottom: .5rem;
  font-size: clamp(1.08rem, 1.8vw, 1.22rem);
  color: var(--ng-ink-soft);
}
.article-body p { margin: 0 0 1.1rem; color: var(--ng-ink); }
.article-body ul, .article-body ol { padding-left: 1.4rem; margin: 0 0 1.2rem; }
.article-body li { margin-bottom: .4rem; }
.article-body strong { color: var(--ng-ink); }
.article-body em { color: var(--ng-ink-soft); }
.article-body a { color: var(--ng-link); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.article-body a:hover { color: var(--ng-link-strong); }
.article-body code {
  font-family: var(--ng-font-mono); font-size: .9em;
  background: var(--ng-surface-sunken); padding: .05em .35em;
  border: 1px solid var(--ng-line); border-radius: 5px;
  color: var(--ng-ink);
}
/* When <code> sits inside <pre>, drop the inline-pill chrome so it inherits
   the code-panel surface/text colours instead of fighting them. */
.article-body pre code {
  background: transparent; border: 0; padding: 0;
  border-radius: 0; font-size: inherit; color: inherit;
}
.article-body blockquote {
  border-left: 4px solid var(--ng-accent);
  background: var(--ng-surface-sunken);
  padding: 1rem 1.2rem;
  margin: 1.4rem 0;
  border-radius: 0 var(--ng-radius-md) var(--ng-radius-md) 0;
  color: var(--ng-ink-soft); font-style: italic;
}
.article-body pre {
  background: var(--ng-code-panel);
  color: var(--ng-code-panel-ink);
  padding: 1.1rem 1.2rem;
  border-radius: var(--ng-radius-md);
  border: 1px solid color-mix(in srgb, var(--ng-code-panel) 70%, var(--ng-ink));
  overflow-x: auto;
  font-family: var(--ng-font-mono); font-size: .88rem; line-height: 1.6;
  margin: 1.4rem 0;
  box-shadow: var(--ng-shadow-sm);
}
.article-body pre::-webkit-scrollbar { height: 8px; }
.article-body pre::-webkit-scrollbar-thumb {
  background: var(--ng-code-panel-dim); border-radius: 4px;
}
.article-body table {
  width: 100%; border-collapse: collapse;
  margin: 1.4rem 0; font-size: .94rem;
}
.article-body th, .article-body td {
  padding: .65rem .85rem; text-align: left;
  border-bottom: 1px solid var(--ng-line);
}
.article-body thead th {
  background: var(--ng-surface-sunken); font-weight: 700;
}

.article-callout {
  background: var(--ng-highlight-row);
  border: 1px solid var(--ng-accent);
  border-radius: var(--ng-radius-md);
  padding: 1rem 1.2rem;
  margin: 1.4rem 0;
  color: var(--ng-highlight-row-ink);
}
.article-callout strong { color: var(--ng-highlight-row-ink); }
.article-callout--warn { background: color-mix(in srgb, var(--ng-danger) 12%, var(--ng-surface)); border-color: var(--ng-danger); }

.article-keys {
  background: var(--ng-surface-alt);
  border: 1px solid var(--ng-line);
  border-radius: var(--ng-radius-md);
  padding: 1.1rem 1.4rem;
  margin: 2rem 0;
}
.article-keys h4 {
  margin: 0 0 .6rem; font-size: .8rem;
  text-transform: uppercase; letter-spacing: .14em;
  color: var(--ng-accent); font-weight: 800;
}
.article-keys ul { margin: 0; padding-left: 1.2rem; }
.article-keys li { margin-bottom: .3rem; color: var(--ng-ink); }

.article-footer-cta {
  margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--ng-line);
  display: flex; gap: 1rem; align-items: center; flex-wrap: wrap;
  color: var(--ng-slate); font-size: .95rem;
}

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: .6rem; max-width: 880px; margin-inline: auto; }
.faq-list details {
  background: var(--ng-surface);
  border: 1px solid var(--ng-line);
  border-radius: var(--ng-radius-md);
  padding: 1rem 1.2rem;
  transition: border-color .2s ease, box-shadow .25s ease;
}
.faq-list details[open] {
  border-color: var(--ng-accent);
  box-shadow: var(--ng-shadow-sm);
}
.faq-list summary {
  font-weight: 650;
  font-size: 1.02rem;
  color: var(--ng-ink);
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 2rem;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  position: absolute; right: 0; top: -.1em;
  font-size: 1.4rem; line-height: 1; color: var(--ng-accent);
  transition: transform .2s ease;
}
.faq-list details[open] summary::after { content: "−"; }
.faq-list details > div {
  margin-top: .8rem; color: var(--ng-slate); line-height: 1.65;
}
.faq-list details > div p:last-child { margin-bottom: 0; }
.faq-group + .faq-group { margin-top: 2.4rem; }
.faq-group h2 {
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  margin: 0 0 1rem;
  color: var(--ng-ink);
}
.faq-group__sub { color: var(--ng-slate); font-size: .95rem; margin: 0 0 1.2rem; }

/* ---------- "More to read" footer block ---------- */
.more-to-read {
  margin-top: 4rem;
  padding-top: 2rem; border-top: 1px solid var(--ng-line);
}
.more-to-read h3 {
  font-size: .82rem; text-transform: uppercase; letter-spacing: .14em;
  color: var(--ng-accent); margin: 0 0 1rem;
}

/* ---------- nav dropdown (Resources) ---------- */
.nav__dropdown {
  position: relative;
}
.nav__dropdown > a, .nav__dropdown > button {
  display: inline-flex; align-items: center; gap: .3rem;
  background: transparent; border: 0; cursor: pointer;
  font: inherit; padding: 0;
  color: var(--ng-slate); font-weight: 550; font-size: .95rem;
}
.nav__dropdown > a:hover, .nav__dropdown > button:hover { color: var(--ng-ink); }
.nav__dropdown > a::after, .nav__dropdown > button::after {
  content: "▾"; font-size: .7em; opacity: .7;
}
.nav__dropdown-menu {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 240px;
  background: var(--ng-surface);
  border: 1px solid var(--ng-line);
  border-radius: var(--ng-radius-md);
  box-shadow: var(--ng-shadow-md);
  padding: .5rem;
  display: none;
  z-index: 60;
}
.nav__dropdown:hover .nav__dropdown-menu,
.nav__dropdown:focus-within .nav__dropdown-menu,
.nav__dropdown.is-open .nav__dropdown-menu { display: block; }
.nav__dropdown-menu a {
  display: flex; flex-direction: column; gap: .15rem;
  padding: .55rem .75rem; border-radius: var(--ng-radius-sm);
  color: var(--ng-ink); font-size: .92rem; font-weight: 600;
  text-decoration: none;
}
.nav__dropdown-menu a:hover {
  background: var(--ng-surface-alt);
  text-decoration: none;
}
.nav__dropdown-menu a small {
  font-weight: 400; font-size: .8rem; color: var(--ng-muted);
}
@media (max-width: 900px) {
  .nav__dropdown-menu {
    position: static; box-shadow: none; border: 0;
    padding: 0; padding-left: .8rem; margin-top: .3rem;
    border-left: 2px solid var(--ng-line);
  }
  .nav__dropdown:hover .nav__dropdown-menu { display: none; }
  .nav__dropdown.is-open .nav__dropdown-menu { display: block; }
}