.guide-shell { min-height: 100vh; }
.guide-index-hero { max-width: 880px; padding: 68px 0 40px; }
.guide-index-hero h1 { font-size: clamp(54px, 8vw, 90px); }
.guide-index-hero h1 span { color: var(--teal); }
.guide-index-hero > p:last-child { max-width: 650px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.guide-card { display: grid; grid-template-columns: minmax(250px, .85fr) 1.15fr; gap: clamp(22px, 5vw, 58px); align-items: center; padding: 24px; background: var(--white); border: 1px solid var(--line); color: inherit; text-decoration: none; transition: transform .16s ease, box-shadow .16s ease; }
.guide-card:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(21,46,44,.08); }
.guide-card-art img { display: block; width: 100%; height: auto; }
.guide-card-copy .eyebrow { margin-bottom: 12px; }
.guide-card-copy h2 { font-size: clamp(27px, 3.4vw, 42px); }
.guide-card-copy p:not(.eyebrow) { max-width: 560px; color: #53625d; font-size: 14px; line-height: 1.7; }
.guide-card-link { display: inline-flex; align-items: center; gap: 9px; margin-top: 12px; color: var(--teal); font-size: 13px; font-weight: 700; text-decoration: underline; text-underline-offset: 4px; }
.article-shell main { padding-top: 24px; }
.article-topline { display: flex; justify-content: space-between; gap: 14px; color: var(--muted); font: 500 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.article-topline a { color: var(--teal); text-decoration: none; }
.article-answer { margin: 28px 0 25px; padding: 21px 23px; border-left: 4px solid var(--teal); background: var(--teal-soft); color: #183e38; font-size: clamp(16px, 1.8vw, 20px); line-height: 1.6; }
.article-answer strong { color: #0e5c52; }
.article-hero { max-width: 920px; padding: 26px 0 32px; }
.article-hero h1 { font-size: clamp(42px, 6.1vw, 76px); line-height: 1.03; letter-spacing: -.065em; }
.article-hero h1 span { color: var(--teal); }
.article-deck { max-width: 740px; color: #53625d; font-size: 17px; line-height: 1.7; }
.article-meta { margin-top: 18px; color: #7b8982; font: 400 10px var(--mono); letter-spacing: .05em; }
.article-layout { display: grid; grid-template-columns: minmax(0, 760px) minmax(190px, 240px); gap: clamp(32px, 6vw, 82px); align-items: start; padding-top: 12px; }
.article-body { min-width: 0; }
.article-body h2 { margin: 46px 0 16px; font-size: clamp(25px, 3vw, 34px); }
.article-body h3 { margin: 28px 0 10px; font: 700 19px/1.3 var(--display); letter-spacing: -.025em; }
.article-body p, .article-body li { color: #354944; font-size: 15px; line-height: 1.78; }
.article-body p { margin: 0 0 17px; }
.article-body ul, .article-body ol { padding-left: 23px; margin: 8px 0 20px; }
.article-body li { margin: 0 0 8px; padding-left: 4px; }
.article-body a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.article-wide-figure { margin: 24px 0 31px; }
.article-wide-figure img { display: block; width: 100%; height: auto; }
.article-wide-figure figcaption { margin-top: 8px; color: var(--muted); font-size: 11px; line-height: 1.5; }
.article-body strong { color: var(--ink); }
.article-note { padding: 17px 19px; margin: 23px 0; border: 1px solid var(--line); background: #e9eee8; color: #53625d; font-size: 13px; line-height: 1.65; }
.article-table-wrap { overflow-x: auto; margin: 22px 0 28px; border: 1px solid var(--line); background: var(--white); }
.article-table { width: 100%; min-width: 560px; border-collapse: collapse; table-layout: auto; }
.article-table th { background: #e9eee8; }
.article-table th, .article-table td { padding: 12px 13px; border-bottom: 1px solid #e8ebe5; text-align: left; vertical-align: top; font-size: 12px; line-height: 1.6; }
.article-table td:first-child { font-weight: 700; }
.article-table tr:last-child td { border-bottom: 0; }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; margin: 25px 0 30px; }
.step-card { min-width: 0; padding: 14px; border: 1px solid var(--line); background: var(--white); }
.step-card img { display: block; width: 100%; height: auto; margin-bottom: 12px; }
.step-card h3 { margin: 0 0 7px; font-size: 15px; }
.step-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.article-aside { position: sticky; top: 22px; padding: 18px; background: #e9eee8; }
.article-aside h2 { margin: 0 0 12px; font: 500 10px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.article-aside ol { list-style: none; padding: 0; margin: 0; }
.article-aside li { padding: 9px 0; border-top: 1px solid #d4ded6; color: #53625d; font-size: 12px; line-height: 1.5; }
.article-aside a { color: inherit; text-decoration: none; }
.article-aside a:hover { color: var(--teal); text-decoration: underline; }
.article-sources { border-top: 1px solid var(--line); margin-top: 46px; padding: 21px 0 35px; }
.article-sources h2 { margin: 0 0 12px; font: 500 10px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.article-sources ul { padding-left: 18px; margin: 0; }
.article-sources li { margin: 8px 0; color: #52615b; font-size: 11px; line-height: 1.6; overflow-wrap: anywhere; }
.article-sources a { color: var(--teal); }
.related-guide { margin: 40px 0; padding: 18px 20px; border: 1px solid var(--line); background: #e9eee8; }
.related-guide a { color: var(--teal); font-weight: 700; }
@media (max-width: 760px) {
  .guide-index-hero { padding: 48px 0 27px; }
  .guide-card { grid-template-columns: 1fr; padding: 16px; }
  .article-shell main { padding-top: 16px; }
  .article-hero { padding: 19px 0 20px; }
  .article-layout { display: block; }
  .article-aside { position: static; margin: 0 0 22px; }
  .article-aside ol { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
  .step-grid { grid-template-columns: 1fr; }
  .step-card { display: grid; grid-template-columns: minmax(105px, .72fr) 1fr; gap: 12px; align-items: center; }
  .step-card img { grid-row: span 2; margin: 0; }
}
@media (max-width: 520px) {
  .article-topline { align-items: flex-start; flex-direction: column; }
  .article-body p, .article-body li { font-size: 14px; }
  .article-aside ol { grid-template-columns: 1fr; }
}