/* Column / article page — extends css/styles.css design tokens (--ink, --green, --pale, --line, --muted) */

.article-hero{padding:165px 10vw 60px;background:#f5f7f5}
.breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font:11px 'DM Mono',monospace;letter-spacing:.05em;color:var(--muted);margin-bottom:30px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--ink)}
.breadcrumb span{color:var(--line)}
.breadcrumb [aria-current]{color:#159654;font-weight:700}

.article-hero-meta{display:flex;align-items:center;gap:14px;margin-bottom:24px;font:500 11px 'DM Mono',monospace;letter-spacing:.05em}
.knowledge-tag{background:var(--ink);color:#fff;padding:5px 11px}
.article-number{color:#159654}
.article-date{color:var(--muted)}

.article-hero h1{font-size:clamp(32px,4.2vw,56px);letter-spacing:-.06em;line-height:1.3;margin:0 0 20px;font-weight:700;color:var(--ink)}
.article-hero-lead{font-size:16px;line-height:1.9;color:#32403a;max-width:720px;margin:0 0 32px}

.article-hero-tags{display:flex;flex-wrap:wrap;gap:9px}
.chip{padding:9px 15px;border:1px solid var(--line);border-radius:100px;font-size:12px;font-weight:700;color:#3c4a43}

/* body layout */
.article-body{padding:80px 10vw 30px;background:#fff}
.article-layout{display:grid;grid-template-columns:1fr 300px;gap:70px;align-items:start;max-width:1260px;margin:auto}

.article-content p{font-size:15px;line-height:2;color:#32403a;margin:0 0 24px}
.article-content strong{color:var(--ink)}
.article-content h2{font-size:clamp(24px,2.6vw,34px);letter-spacing:-.04em;line-height:1.4;margin:64px 0 26px;font-weight:700;color:var(--ink)}
.content-divider{border:0;border-top:1px solid var(--line);margin:56px 0}

.pull-quote{margin:36px 0;padding:4px 0 4px 28px;border-left:2px solid var(--green);font-size:19px;line-height:1.7;font-weight:700;color:var(--ink)}

.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin:40px 0}
.step-card{background:#fff;padding:26px 22px 30px;border-top:2px solid var(--green)}
.step-badge{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;background:var(--ink);color:#fff;font:500 13px 'DM Mono',monospace;margin-bottom:20px}
.step-card h3{font-size:16px;line-height:1.6;letter-spacing:-.02em;margin:0 0 14px;color:var(--ink)}
.step-card p{font-size:13px;line-height:1.9;color:#536059;margin:0 0 14px}
.step-card p:last-child{margin-bottom:0}

.check-list{list-style:none;margin:0 0 14px;padding:0;font-size:13px;line-height:1.9;color:#3c4a43}
.check-list li{position:relative;padding-left:18px}
.check-list li::before{content:'';position:absolute;left:0;top:10px;width:8px;height:1px;background:#159654}

.flow-inline{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:22px 0;font:12px 'DM Mono',monospace}
.flow-inline span{padding:8px 12px;border:1px solid var(--line);color:#32403a}
.flow-inline i{font-style:normal;color:#159654}
.flow-inline-wrap{background:#f5f7f5;padding:22px}

.triad-box{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin:34px 0}
.triad-box div{background:#fff;padding:22px}
.triad-box b{display:block;font-size:14px;margin-bottom:8px;color:var(--ink)}
.triad-box span{font-size:13px;color:#536059}

.product-callout{display:flex;gap:22px;align-items:flex-start;background:#eaf0ed;padding:26px;margin:34px 0}
.product-callout-icon{flex:0 0 auto;width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--ink);color:var(--green);font-size:22px}
.product-callout b{display:block;font-size:15px;margin-bottom:8px;color:var(--ink)}
.product-callout p{font-size:13px;line-height:1.9;color:#3c4a43;margin:0}

.highlight-list{background:#f5f7f5;padding:22px 22px 8px;border-left:2px solid var(--green)}

.point-list{list-style:none;margin:24px 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.point-list li{position:relative;padding:14px 0 14px 18px;border-top:1px solid var(--line);font-size:14px;color:#32403a}
.point-list li::before{content:'→';position:absolute;left:0;color:#159654}

.emphasis-line{font-size:17px;font-weight:700;color:#159654}

.article-content h3{font:700 13px 'DM Mono',monospace;letter-spacing:.05em;text-transform:uppercase;color:#159654;margin:36px 0 16px}

.ordered-list{list-style:none;counter-reset:ordered-item;margin:24px 0;padding:0}
.ordered-list li{counter-increment:ordered-item;position:relative;padding:14px 0 14px 40px;border-top:1px solid var(--line);font-size:14px;color:#32403a}
.ordered-list li:before{content:counter(ordered-item);position:absolute;left:0;top:12px;width:22px;height:22px;display:flex;align-items:center;justify-content:center;background:var(--ink);color:#fff;font:500 11px 'DM Mono',monospace}

/* policy pages (no sidebar) */
.policy-wrap{max-width:820px;margin:auto}
.policy-content ul{margin:0 0 24px;padding-left:22px;list-style:disc}
.policy-content li{margin-bottom:8px;font-size:15px;line-height:1.9;color:#32403a}
.policy-effective-date{text-align:right;font-size:13px;color:var(--muted);margin-top:40px}

/* sidebar */
.article-sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line)}
.sidebar-box{background:#fff;padding:24px}
.sidebar-box-label{display:block;font:11px 'DM Mono',monospace;letter-spacing:.05em;color:#159654;margin-bottom:16px}
.sidebar-toc{list-style:none;margin:0;padding:0;font-size:13px}
.sidebar-toc a{color:var(--ink);font-weight:700}
.sidebar-note{font-size:12px;line-height:1.8;color:var(--muted);margin:14px 0 0}
.sidebar-cta{background:var(--ink);color:#fff}
.sidebar-cta h4{font-size:17px;line-height:1.5;letter-spacing:-.02em;margin:0 0 12px}
.sidebar-cta p{font-size:12px;line-height:1.8;color:#c5d3cb;margin:0 0 18px}
.sidebar-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;font:12px 'DM Mono',monospace}
.sidebar-links a{color:#159654;font-weight:700}

/* buttons used on this page */
.btn{display:inline-flex;align-items:center;gap:14px;font-size:13px;font-weight:700;padding:14px 18px}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary span{color:var(--green)}
.sidebar-cta .btn-primary{background:var(--green);color:#0d1110}
.sidebar-cta .btn-primary span{color:#0d1110}

@media(min-width:1001px){
  /* index.html's .content-grid defaults to 5 columns for its 10-item knowledge list;
     this page only has 3 related articles, so keep it to 3 columns on wide screens. */
  #related-knowledge .content-grid{grid-template-columns:repeat(3,1fr)}
}

@media(max-width:900px){
  .article-layout{grid-template-columns:1fr}
  .article-sidebar{position:static}
  .step-grid,.triad-box{grid-template-columns:1fr}
  .point-list{grid-template-columns:1fr}
}
@media(max-width:760px){
  .article-hero{padding:120px 24px 40px}
  .article-body{padding:50px 24px 10px}
}