.blog-article-theme { overflow-x: clip; background: #eef5f7; }
.article-hero { position: relative; min-height: clamp(520px, 53vw, 700px); overflow: hidden; color: var(--color-white); background: var(--color-dark-navy); }
.article-hero::after { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,29,52,.96) 0, rgba(4,29,52,.76) 51%, rgba(4,29,52,.26) 100%); content: ""; }
.article-hero__board { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.article-hero__content { position: relative; z-index: 1; display: flex; min-height: clamp(520px, 53vw, 700px); flex-direction: column; justify-content: center; padding-top: clamp(3rem, 6vw, 6rem); padding-bottom: clamp(3rem, 6vw, 6rem); }
.article-hero .eyebrow { color: var(--color-cyan); }
.article-hero h1 { max-width: 970px; margin: 0; font-family: var(--font-display); font-size: clamp(3.1rem, 5.7vw, 5.75rem); line-height: .94; letter-spacing: -.025em; text-transform: uppercase; text-wrap: balance; }
.article-meta { display: flex; flex-wrap: wrap; gap: .7rem 1.4rem; margin-top: 2rem; color: #d1e4ec; font-size: .72rem; font-weight: 800; letter-spacing: .055em; text-transform: uppercase; }
.article-meta > * + * { padding-left: 1.4rem; border-left: 1px solid rgba(255,255,255,.35); }
.article-layout { display: grid; grid-template-columns: minmax(0, 860px) minmax(300px, 360px); gap: clamp(2.4rem, 4.5vw, 4.8rem); align-items: start; padding-top: clamp(4rem, 7vw, 7rem); padding-bottom: clamp(5rem, 8vw, 8rem); }
.article-body { min-width: 0; padding: clamp(2rem, 4vw, 4rem); border: 1px solid var(--color-line); background: var(--color-white); box-shadow: 0 25px 75px rgba(6,35,61,.07); }
.article-body p, .article-body li { color: #415e72; font-size: 1.03rem; line-height: 1.86; }
.article-body a:not(.button) { color: var(--color-ocean); font-weight: 700; text-decoration: underline; text-decoration-color: rgba(19,142,208,.35); text-underline-offset: .2em; }
.article-opening p { margin: 0 0 1.35rem; color: #193d56; font-size: 1.18rem; line-height: 1.78; }
.article-opening strong, .article-body section > p strong { color: var(--color-navy); }
.answer-box { margin: 2.5rem 0; padding: 1.6rem 1.8rem; border-left: 4px solid var(--color-cyan); background: var(--color-light-blue); }
.answer-box span, .section-kicker { color: var(--color-ocean); font-size: .7rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.answer-box p { margin: .6rem 0 0; color: var(--color-navy); font-size: 1rem; font-weight: 600; }
.article-toc { margin: 3.5rem 0 5rem; padding: clamp(1.5rem, 3vw, 2.5rem); border-top: 3px solid var(--color-navy); background: #f6fafc; }
.article-toc h2 { margin: .4rem 0 1.5rem; font-family: var(--font-display); font-size: 2.2rem; line-height: 1; text-transform: uppercase; }
.article-toc ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem 2rem; margin: 0; padding-left: 1.3rem; }
.article-toc li { color: var(--color-ocean); font-size: .9rem; line-height: 1.5; }
.article-body section { scroll-margin-top: 110px; margin-top: 5.3rem; }
.article-body section:first-of-type { margin-top: 0; }
.article-body h2 { max-width: 760px; margin: .55rem 0 1.6rem; color: var(--color-navy); font-family: var(--font-display); font-size: clamp(2.55rem, 4.3vw, 4.05rem); line-height: .96; letter-spacing: -.02em; text-transform: uppercase; text-wrap: balance; }
.article-body h3 { color: var(--color-navy); font-family: var(--font-display); font-size: 1.5rem; line-height: 1.05; text-transform: uppercase; }
.article-figure { margin: 2.6rem 0; border: 1px solid var(--color-line); background: var(--color-light-blue); }
.article-figure img { width: 100%; height: auto; }
.article-figure figcaption { padding: .9rem 1.1rem; border-top: 1px solid var(--color-line); color: #587287; font-size: .76rem; line-height: 1.55; }
.article-figure--dark figcaption { color: #c4d9e5; background: var(--color-navy); }
.application-scenes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 2.6rem 0; }
.application-scenes figure { margin: 0; overflow: hidden; border: 1px solid var(--color-line); background: var(--color-light-blue); }
.application-scenes img { display: block; width: 100%; height: 440px; object-fit: cover; }
.application-scenes figcaption { padding: .9rem 1rem; color: #587287; font-size: .74rem; line-height: 1.55; }
.field-note { margin: 2rem 0; padding: 1.4rem 1.6rem; border-left: 4px solid var(--color-cyan); background: var(--color-navy); }
.field-note span { color: var(--color-cyan); font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.field-note p { margin: .55rem 0 0; color: #d7e7ee; font-size: .93rem; line-height: 1.72; }
.article-table-wrap { margin: 2.5rem 0; overflow-x: auto; border: 1px solid var(--color-line); }
.article-table-wrap table { width: 100%; min-width: 720px; border-collapse: collapse; }
.article-table-wrap th, .article-table-wrap td { padding: 1rem 1.05rem; border-right: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); vertical-align: top; text-align: left; }
.article-table-wrap thead th { color: var(--color-white); background: var(--color-navy); font-size: .7rem; letter-spacing: .07em; text-transform: uppercase; }
.article-table-wrap tbody th { color: var(--color-navy); background: var(--color-light-blue); font-size: .9rem; }
.article-table-wrap td { color: #49677a; font-size: .86rem; line-height: 1.6; }
.spec-ledger { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 2.5rem 0; border-top: 1px solid var(--color-line); border-left: 1px solid var(--color-line); }
.spec-ledger article { position: relative; min-height: 270px; padding: 2rem; border-right: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); background: #f8fcfd; }
.spec-ledger article > span { color: var(--color-cyan); font-family: var(--font-display); font-size: 2rem; }
.spec-ledger h3 { margin: 1.3rem 0 .6rem; }
.spec-ledger p { margin: 0; font-size: .92rem; line-height: 1.72; }
.rfq-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 2.5rem; margin: 2rem 0; padding: 0; list-style: none; counter-reset: rfq; }
.rfq-list li { position: relative; padding: 1rem 0 1rem 2.7rem; border-bottom: 1px solid var(--color-line); font-size: .91rem; counter-increment: rfq; }
.rfq-list li::before { position: absolute; top: 1rem; left: 0; color: var(--color-cyan); font-family: var(--font-display); font-size: 1.2rem; content: counter(rfq, decimal-leading-zero); }
.mid-cta { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; margin: 3rem 0; padding: 2rem; color: var(--color-white); background: var(--color-navy); }
.mid-cta span { display: block; margin-bottom: .35rem; color: var(--color-cyan); font-size: .7rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.mid-cta strong { display: block; max-width: 420px; font-size: 1.12rem; line-height: 1.45; }
.mid-cta .button { flex: 0 0 auto; }
.open-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 2rem 0; border: 1px solid var(--color-line); }
.open-grid > div { padding: 1.8rem; }
.open-grid > div:first-child { color: var(--color-white); background: var(--color-navy); }
.open-grid > div > span { display: block; padding-bottom: .8rem; border-bottom: 1px solid currentColor; color: var(--color-cyan); font-size: .7rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.open-grid ul { margin: 1rem 0 0; padding-left: 1.1rem; }
.open-grid li { font-size: .88rem; }
.open-grid > div:first-child li { color: #d4e4ec; }
.article-faq article { padding: 1.5rem 0; border-top: 1px solid var(--color-line); }
.article-faq h3 { margin: 0 0 .6rem; font-family: var(--font-body); font-size: 1.05rem; text-transform: none; }
.article-faq article p { margin: 0; font-size: .94rem; }
.article-conclusion { margin-right: calc(clamp(2rem, 4vw, 4rem) * -1); margin-bottom: calc(clamp(2rem, 4vw, 4rem) * -1); margin-left: calc(clamp(2rem, 4vw, 4rem) * -1); padding: clamp(2rem, 4vw, 4rem); color: var(--color-white); background: var(--color-navy); }
.article-conclusion h2 { color: var(--color-white); }
.article-conclusion p { margin-left: 0; color: #ccdde6; text-align: left; text-indent: 0; }
.article-conclusion .conclusion-lead { margin-bottom: .35rem; }
.article-conclusion .conclusion-lead strong { color: var(--color-white); }
.article-conclusion a:not(.button) { color: var(--color-cyan); }
.article-sidebar { min-width: 0; height: 100%; }
.recent-posts, .author-card, .sidebar-form { border: 1px solid var(--color-line); background: var(--color-white); }
.recent-posts { border-top: 4px solid var(--color-ocean); padding: 2rem 1.8rem; }
.recent-posts h2, .author-card h2, .sidebar-form h2 { margin: .4rem 0 1.3rem; color: var(--color-navy); font-family: var(--font-display); font-size: 2rem; line-height: 1; text-transform: uppercase; }
.recent-posts ol { margin: 0; padding: 0; list-style: none; }
.recent-posts li { display: grid; grid-template-columns: 32px 1fr; gap: .7rem; padding: 1rem 0; border-top: 1px solid var(--color-line); }
.recent-posts li span { color: var(--color-cyan); font-family: var(--font-display); font-size: .9rem; }
.recent-posts a { color: var(--color-navy); font-size: .84rem; font-weight: 700; line-height: 1.45; }
.recent-posts a:hover { color: var(--color-ocean); }
.sidebar-sticky { position: sticky; top: 105px; display: grid; gap: 1.25rem; margin-top: 1.25rem; }
.author-card { padding: 1.3rem; }
.author-card > div:nth-child(2) { display: block; }
.author-photo { display: block; width: 100%; aspect-ratio: 4 / 3; height: auto; margin-bottom: 1rem; object-fit: cover; object-position: center top; }
.author-card > p { margin: .35rem 0 .75rem; color: #587287; font-size: .8rem; line-height: 1.55; }
.author-card h2 { display: block; margin: 0 0 .75rem; font-size: 1.42rem; }
.author-card dl { display: grid; gap: .35rem; margin: .75rem 0 0; }
.author-card dl div { display: flex; justify-content: space-between; gap: 1rem; padding-top: .55rem; border-top: 1px solid var(--color-line); font-size: .72rem; }
.author-card dt { color: #6a8293; }
.author-card dd { margin: 0; color: var(--color-navy); font-weight: 800; text-align: right; }
.sidebar-form { padding: 1.6rem; background: #f8fcfd; }
.sidebar-form label { display: block; margin-top: .75rem; }
.sidebar-form label > span { display: block; margin-bottom: .38rem; color: var(--color-navy); font-size: .68rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.sidebar-form input, .sidebar-form select, .sidebar-form textarea { width: 100%; border: 1px solid #afcbd8; border-radius: 0; padding: .72rem .78rem; color: var(--color-navy); background: var(--color-white); font: inherit; font-size: .82rem; }
.sidebar-form textarea { resize: vertical; }
.sidebar-form input:focus, .sidebar-form select:focus, .sidebar-form textarea:focus { border-color: var(--color-ocean); outline: 2px solid rgba(50,188,222,.25); }
.sidebar-form button { width: 100%; margin-top: 1rem; padding-right: .9rem; padding-left: .9rem; font-size: .68rem; }
.sidebar-form small { display: block; margin-top: .8rem; color: #688092; font-size: .7rem; text-align: center; }
.sidebar-form small a { color: var(--color-ocean); font-weight: 700; }
@media (max-width: 1100px) {
  .article-layout { grid-template-columns: minmax(0, 1fr) 310px; gap: 2rem; }
  .article-body { padding: 2.4rem; }
  .article-conclusion { margin-right: -2.4rem; margin-bottom: -2.4rem; margin-left: -2.4rem; padding: 2.4rem; }
}
@media (max-width: 900px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
  .sidebar-sticky { position: static; display: contents; margin: 0; }
  .sidebar-form { grid-column: 1 / -1; }
  .recent-posts, .author-card { height: 100%; }
}
@media (max-width: 720px) {
  .article-hero, .article-hero__content { min-height: 610px; }
  .article-hero::after { background: rgba(4,29,52,.76); }
  .article-hero__board { object-position: 56% center; }
  .article-hero h1 { font-size: clamp(2.75rem, 12.5vw, 3.65rem); }
  .article-meta { gap: .55rem; align-items: flex-start; flex-direction: column; }
  .article-meta > * + * { padding-left: 0; border-left: 0; }
  .article-layout { padding-top: 1.5rem; }
  .article-body { padding: 1.35rem; }
  .article-opening p { font-size: 1rem; }
  .article-toc ol, .application-scenes, .spec-ledger, .rfq-list, .open-grid { grid-template-columns: 1fr; }
  .application-scenes img { height: 240px; }
  .article-body h2 { font-size: clamp(2.35rem, 10.8vw, 3.25rem); }
  .spec-ledger article { min-height: 0; padding: 1.5rem; }
  .mid-cta { align-items: stretch; flex-direction: column; }
  .mid-cta .button { width: 100%; }
  .article-conclusion { margin-right: -1.35rem; margin-bottom: -1.35rem; margin-left: -1.35rem; padding: 1.35rem; }
  .article-sidebar { grid-template-columns: 1fr; }
  .sidebar-form { grid-column: auto; }
}