/* Warner Digital Marketing — article (blog detail) styles */

/* Reading progress bar */
.read-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 200; background: transparent; pointer-events: none; }
.read-progress span { display: block; height: 100%; width: 0%; background: #0C2545; transition: width 0.08s linear; }

/* Hero — dark, matches services/cases/blog overview */
.art-hero { padding: 110px 0 104px; position: relative; overflow: hidden; min-height: clamp(540px, calc(375px + 22vw), 700px); display: flex; flex-direction: column; justify-content: center; }
.art-hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 80% 0%, rgba(166, 214, 31, 0.10) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 0% 100%, rgba(166, 214, 31, 0.06) 0%, transparent 60%);
  pointer-events: none;
}
.art-hero > .wrap { position: relative; max-width: 920px; }
.art-hero .art-back {
  color: var(--fg-3);
  margin: 36px 0 0;
}
.art-hero .art-back:hover { color: var(--accent-text); }
.art-back {
  display: flex; width: max-content; align-items: center; gap: 9px;
  font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--fg-3); margin-bottom: 22px;
  transition: color 0.18s, border-color 0.18s, background 0.18s;
}
.art-back:hover { color: var(--accent-text); }
.art-back svg { width: 15px; height: 15px; }

.art-eyebrow {
  font-family: var(--mono); font-size: 13px; color: var(--accent-text);
  text-transform: uppercase; letter-spacing: 0.16em;
  display: flex; width: max-content; align-items: center; gap: 10px; margin-bottom: 26px;
}
.art-eyebrow::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px var(--accent-glow);
}

.art-cats { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.art-cat {
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 7px 14px; border-radius: 999px;
  background: rgba(166, 214, 31, 0.10); border: 1px solid rgba(166, 214, 31, 0.30);
  color: var(--accent-text);
}
.art-cat:hover { background: rgba(166, 214, 31, 0.18); border-color: rgba(166, 214, 31, 0.5); }
a.art-cat { transition: background 0.15s, border-color 0.15s; }
.art-hero h1 {
  font-size: clamp(40px, 5.6vw, 72px);
  font-weight: 600; letter-spacing: -0.03em; line-height: 1.04;
  color: var(--fg); max-width: 20ch; margin-bottom: 28px;
}
.art-hero h1 em { font-style: normal; color: var(--accent); text-shadow: 0 0 24px rgba(166, 214, 31, 0.25); }
.art-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px;
  font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--fg-3);
}
.art-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--line-2); }
.art-meta .author-n { color: var(--fg-2); }

/* Lead image */
.art-figure { background: #FFFFFF; }
.art-figure .wrap { max-width: 1140px; padding-top: 0; }
.art-figure-inner {
  margin-top: -56px; position: relative; z-index: 2;
  aspect-ratio: 7 / 3; border-radius: 16px; overflow: hidden;
  border: 1px solid #E6EBF2; box-shadow: 0 40px 90px -40px rgba(3, 18, 38, 0.55);
}
.art-figure-inner img { width: 100%; height: 100%; object-fit: cover; object-position: center 42%; display: block; }

/* Body — light reading surface */
.art-body { background: #FFFFFF; color: #11243C; padding: 64px 0 96px; }
.art-body .wrap { max-width: 760px; }
.art-body .breadcrumb { margin-bottom: 32px; color: #6B7C92; }
.art-body .breadcrumb a { color: var(--accent-deep); }
.art-body .breadcrumb a:hover { color: #5f7d12; }
.art-body .breadcrumb .sep { color: #9FB0C4; opacity: 1; }
.art-body .breadcrumb .current { color: #28405F; }

/* Two-column layout with sidebar */
.art-body .wrap.art-layout {
  max-width: 1140px;
  display: grid; grid-template-columns: minmax(0, 1fr) 270px;
  gap: 56px; align-items: start;
}
.art-aside { position: sticky; top: 96px; display: flex; flex-direction: column; gap: 20px; }

/* Sidebar table of contents */
.aside-toc { border: 1px solid #E2ECF7; border-radius: 18px; padding: 24px 26px; background: #FFFFFF; }
.aside-toc .toc-label {
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em; color: #8A99AE; margin-bottom: 16px; display: block;
}
.aside-toc ol { list-style: none; padding: 0; margin: 0; counter-reset: toc; }
.aside-toc li { counter-increment: toc; }
.aside-toc li + li { margin-top: 4px; }
.aside-toc a {
  display: flex; gap: 11px; padding: 7px 10px; border-radius: 9px;
  font-size: 14px; line-height: 1.4; color: #3F5274; transition: background 0.15s, color 0.15s;
}
.aside-toc a::before {
  content: counter(toc); font-family: var(--mono); font-size: 11px; font-weight: 600;
  color: #B4C0CE; flex-shrink: 0; padding-top: 1px;
}
.aside-toc a:hover { background: #F2F5F9; color: #0C2545; }
.aside-toc a.is-active { background: #F5F8EE; color: #0C2545; }
.aside-toc a.is-active::before { color: var(--accent-deep); }
.aside-card { border-radius: 18px; overflow: hidden; border: 1px solid #DDE3EC; }
.aside-card-body { padding: 30px 28px; }
.aside-card h4 { font-size: 20px; font-weight: 600; letter-spacing: -0.015em; line-height: 1.2; margin-bottom: 14px; }
.aside-card p { font-size: 15px; line-height: 1.62; }
.aside-cta {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 20px 28px; font-family: var(--display); font-size: 15px; font-weight: 600;
  transition: filter 0.18s, gap 0.18s;
}
.aside-cta svg { width: 20px; height: 20px; flex-shrink: 0; }
.aside-cta .arrow { font-family: var(--mono); flex-shrink: 0; }
.aside-cta:hover { gap: 18px; filter: brightness(1.04); }

/* Contact card — site grey, lime CTA */
.aside-card.is-contact { background: #F2F5F9; }
.aside-card.is-contact h4 { color: #0C2545; }
.aside-card.is-contact p { color: #3F5274; }
.aside-card.is-contact .aside-cta { background: var(--accent); color: #0C2545; }

/* Groeiscan card — dark navy, lime CTA */
.aside-card.is-scan { background: #0C2545; border: none; }
.aside-card.is-scan .aside-card-body { position: relative; overflow: hidden; }
.aside-card.is-scan .scan-eyebrow {
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent);
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 16px;
}
.aside-card.is-scan .scan-eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent-glow); }
.aside-card.is-scan h4 { color: #FFFFFF; }
.aside-card.is-scan p { color: #C2D0E0; }
.aside-card.is-scan .aside-cta { background: var(--accent); color: #0C2545; }
.aside-scan-list { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-direction: column; gap: 10px; }
.aside-scan-list li { position: relative; padding-left: 26px; font-size: 14px; line-height: 1.45; color: #D6DEE8; }
.aside-scan-list li svg { position: absolute; left: 0; top: 1px; width: 17px; height: 17px; color: var(--accent); }

.art-lead {
  font-size: 21px; line-height: 1.62; color: #1C3A5E; font-weight: 500;
  margin-bottom: 40px; letter-spacing: -0.005em;
}

/* TL;DR box */
.art-prose .art-tldr {
  margin-bottom: 44px; padding: 26px 30px; border-radius: 14px;
  background: #F2F5F9; border: 1px solid #DDE3EC;
}
.art-prose .art-tldr .tldr-label {
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em; color: #1C3A5E; margin-bottom: 16px; display: block;
}
.art-prose .art-tldr ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.art-prose .art-tldr ul li { position: relative; padding-left: 22px; font-size: 15px; line-height: 1.5; color: #2A3C56; margin: 0; }
.art-prose .art-tldr ul li::before { content: ""; position: absolute; left: 1px; top: 8px; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-deep); }

/* Two-column split: summary left, TOC right */
.art-prose .art-tldr--split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.art-prose .art-tldr--split .tldr-col { min-width: 0; }
.art-prose .tldr-toc { padding-left: 40px; border-left: 1px solid #DDE3EC; }
.art-prose .tldr-toc ol { list-style: none; padding: 0; margin: 0; }
.art-prose .tldr-toc li { position: static; padding: 0; margin: 0; font-size: inherit; line-height: inherit; color: inherit; }
.art-prose .tldr-toc li + li { margin-top: 3px; }
.art-prose .tldr-toc li::before { content: none; }
.art-prose .tldr-toc a {
  display: flex; gap: 12px; padding: 7px 10px; border-radius: 9px;
  font-size: 14.5px; line-height: 1.4; color: #2A3C56; transition: background 0.15s, color 0.15s;
}
.art-prose .tldr-toc a::before {
  content: ""; flex-shrink: 0; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-deep); margin-top: 8px;
}
.art-prose .tldr-toc a.is-active { background: transparent; color: #0C2545; }
.art-prose .tldr-toc a:hover { background: #E9EDF3; color: #0C2545; text-decoration: none; }
.art-prose .tldr-toc a.is-active::before { color: var(--accent-deep); }

/* Compact byline */
.art-prose .art-byline {
  display: flex; align-items: center; gap: 12px; margin-top: 0;
  font-size: 14px; color: #506584;
}
.art-byline .av {
  width: 38px; height: 38px; border-radius: 50%; flex-shrink: 0;
  background: #0C2545; color: #fff; display: grid; place-items: center;
  font-family: var(--display); font-weight: 600; font-size: 14px;
}
.art-byline strong { color: #0C2545; font-weight: 600; }
.art-prose > * + * { margin-top: 22px; }
.art-prose p { font-size: 17.5px; line-height: 1.72; color: #2A3C56; }
.art-prose h2 {
  font-size: 30px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.15;
  color: #0C2545; margin-top: 56px; margin-bottom: 4px; scroll-margin-top: 96px;
}
.art-prose h3 {
  font-size: 21px; font-weight: 600; letter-spacing: -0.01em;
  color: #0C2545; margin-top: 38px;
}
.art-prose strong { color: #0C2545; font-weight: 600; }
.art-prose a { color: var(--accent-deep); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.art-prose a:hover { color: #5f7d12; }
.art-prose ul, .art-prose ol { padding-left: 4px; list-style: none; }
.art-prose ul li, .art-prose ol li {
  position: relative; padding-left: 30px; font-size: 17.5px; line-height: 1.66; color: #2A3C56;
}
.art-prose ul li + li, .art-prose ol li + li { margin-top: 12px; }
.art-prose ul li::before {
  content: ""; position: absolute; left: 2px; top: 11px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent-deep);
}
.art-prose ol { counter-reset: ol; }
.art-prose ol li { counter-increment: ol; }
.art-prose ol li::before {
  content: counter(ol); position: absolute; left: 0; top: 1px;
  font-family: var(--mono); font-size: 12px; font-weight: 600; color: var(--accent-deep);
}

/* Pull quote */
.art-pull {
  margin: 48px 0; padding: 4px 0 4px 28px;
  border-left: 3px solid var(--accent-deep);
  font-size: 24px; line-height: 1.4; font-weight: 500; letter-spacing: -0.015em; color: #0C2545;
}

/* Key takeaways box */
.art-key {
  margin: 48px 0; padding: 30px 32px; border-radius: 16px;
  background: #F5F8EE; border: 1px solid #E7EFD8;
}
.art-key .k-label {
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent-deep);
  margin-bottom: 16px; display: block;
}
.art-key ul { list-style: none; padding: 0; }
.art-key li { position: relative; padding-left: 30px; font-size: 16px; line-height: 1.55; color: #2A3C56; }
.art-key li + li { margin-top: 12px; }
.art-key li svg { position: absolute; left: 0; top: 2px; width: 18px; height: 18px; color: var(--accent-deep); }

.art-divider { height: 1px; background: #E6EBF2; margin: 56px 0; border: 0; }

/* FAQ accordion */
.art-faq { margin-top: 28px; border-top: 1px solid #E6EBF2; }
.art-faq details { border-bottom: 1px solid #E6EBF2; }
.art-faq summary {
  list-style: none; cursor: pointer; padding: 20px 44px 20px 0; position: relative;
  font-size: 18px; font-weight: 600; color: #0C2545; line-height: 1.35;
}
.art-faq summary::-webkit-details-marker { display: none; }
.art-faq summary::after {
  content: ""; position: absolute; right: 6px; top: 24px;
  width: 12px; height: 12px;
  border-right: 2px solid var(--accent-deep); border-bottom: 2px solid var(--accent-deep);
  transform: rotate(45deg); transition: transform 0.25s;
}
.art-faq details[open] summary::after { transform: rotate(-135deg); top: 28px; }
.art-faq .faq-a { padding: 0 44px 22px 0; }
.art-faq .faq-a p { font-size: 16.5px; line-height: 1.7; color: #2A3C56; margin: 0; }

/* Bottom back button (like case pages) */
.art-footrow { margin-top: 56px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.art-backbtn { display: flex; }
.art-backbtn .btn.btn-ghost { color: #0C2545; border-color: #DDE3EC; }
.art-backbtn .btn.btn-ghost:hover { border-color: var(--accent-deep); color: #0C2545; }
.art-backbtn .btn { text-decoration: none; }

/* Topics / thema's section */
.art-body .wrap.art-topics { max-width: 1140px; margin-top: 72px; padding-top: 0; border-top: 0; }
.art-topics .t-label {
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.14em; color: #1C3A5E; margin-bottom: 20px;
}
.art-topics .t-label::before {
  content: ""; display: inline-block; width: 8px; height: 8px;
  background: var(--accent-deep); border-radius: 50%; margin-right: 12px; vertical-align: middle;
}
.art-topics .t-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.art-topics .t-chip {
  font-family: var(--mono); font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
  padding: 11px 18px; border-radius: 999px;
  background: #FFFFFF; border: 1px solid #D5DDE8; color: #2A3C56;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.15s;
}
.art-topics .t-chip:hover { border-color: var(--accent-deep); color: #0C2545; background: #F5F8EE; transform: translateY(-2px); }

/* Author footer */
.art-author {
  display: flex; align-items: center; gap: 16px;
  padding: 28px 0 0; margin-top: 8px; border-top: 1px solid #E6EBF2;
}
.art-author .av {
  width: 52px; height: 52px; border-radius: 50%; flex-shrink: 0;
  background: #0C2545; color: #fff; display: grid; place-items: center;
  font-family: var(--display); font-weight: 600; font-size: 18px;
}
.art-author .n { font-size: 15px; font-weight: 600; color: #0C2545; }
.art-author .r { font-family: var(--mono); font-size: 11px; color: #8A99AE; text-transform: uppercase; letter-spacing: 0.08em; margin-top: 3px; }

/* Related articles */
.art-related { background: #F2F5F9; border-top: 1px solid #DDE3EC; padding: 72px 0; color: #0C2545; }
.art-related .r-head { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin-bottom: 32px; flex-wrap: wrap; }
.art-related .mono {
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.16em; color: #1C3A5E;
}
.art-related .mono::before {
  content: ""; display: inline-block; width: 8px; height: 8px;
  background: var(--accent-deep); border-radius: 50%; margin-right: 12px; vertical-align: middle;
}
.art-related .r-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.r-card {
  display: flex; flex-direction: column; gap: 14px;
  background: #FFFFFF; border: 1px solid #E6EBF2; border-radius: 16px; padding: 26px 28px;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.r-card:hover { transform: translateY(-4px); border-color: var(--accent-deep); box-shadow: 0 24px 50px -26px rgba(12, 37, 69, 0.32); }
.r-card .r-date { font-family: var(--mono); font-size: 11px; color: #3F5274; text-transform: uppercase; letter-spacing: 0.08em; }
.r-card h3 { font-size: 20px; font-weight: 600; letter-spacing: -0.015em; line-height: 1.3; color: #0C2545; }
.r-card .r-go { margin-top: auto; display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent-deep); }
.r-card .r-go svg { width: 15px; height: 15px; }

@media (max-width: 980px) {
  .art-body .wrap.art-layout { grid-template-columns: 1fr; gap: 48px; max-width: 760px; }
  .art-aside { position: static; top: auto; }
}
@media (max-width: 560px) {
  .art-prose .art-tldr--split { grid-template-columns: 1fr; gap: 24px; }
  .art-prose .tldr-toc { padding-left: 0; border-left: 0; padding-top: 22px; border-top: 1px solid #DCE7F4; }
  .art-footrow { gap: 32px; }
}
@media (max-width: 760px) {
  .art-hero { padding: 92px 0 80px; min-height: auto; }
  .art-figure-inner { margin-top: -36px; aspect-ratio: 16 / 10; border-radius: 12px; }
  .art-body { padding: 44px 0 72px; }
  .art-lead { font-size: 19px; }
  .art-prose p, .art-prose ul li, .art-prose ol li { font-size: 16.5px; }
  .art-prose h2 { font-size: 25px; margin-top: 44px; }
  .art-pull { font-size: 20px; }
  .art-related .r-grid { grid-template-columns: 1fr; }
}