/* Educational pages reuse the site's palette and shared navigation. */
.guide-hub-hero{background:linear-gradient(115deg,#f1f7ff,#edf7f1);padding:48px 0 55px}
.guide-hub-hero h1{font-size:clamp(36px,4vw,58px);line-height:1.17;max-width:950px;margin:15px 0 22px}
.guide-hub-hero p{font-size:21px;line-height:1.7;max-width:950px}
.guide-categories{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.guide-categories a{padding:10px 16px;border:1px solid #cbdbee;border-radius:8px;background:#fff;font-weight:700;text-decoration:none}
.guide-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:28px 0}
.guide-card{border:1px solid #d3e0ee;border-radius:14px;padding:26px;background:#fff;display:flex;flex-direction:column;align-items:flex-start}
.guide-card-icon{width:46px;height:46px;color:#00703d;background:#edf7f1;border-radius:10px;display:grid;place-items:center;margin-bottom:18px}
.guide-card .eyebrow{font-size:13px;letter-spacing:.08em}
.guide-card h3{font-size:23px;line-height:1.4;margin:14px 0}
.guide-card h3 a{text-decoration:none;color:#071b4a}
.guide-card p{font-size:17px;line-height:1.7;margin:0 0 22px}
.guide-card>.text-link{margin-top:auto}
.guide-category-section{scroll-margin-top:105px}
.guide-category-section:nth-of-type(even){background:#f4f8fd}
.guide-hub-path{border-left:4px solid #007a4d;padding:24px 30px;background:#f1f7ff}
.guide-hub-path .text-link{display:inline-flex;margin:12px 24px 0 0}
.article-heading{padding-top:35px;padding-bottom:35px}
.article-heading h1{font-size:clamp(32px,3.5vw,50px);line-height:1.22;max-width:1080px;margin:16px 0 22px}
.article-summary{font-size:21px;line-height:1.7;max-width:970px}
.article-byline{font-size:15px;color:#375477;margin-top:20px}
.article-byline span{padding:0 10px}
.article-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:50px;align-items:start}
.article-toc{background:#f2f7fc;border:1px solid #d9e4ee;border-radius:12px;padding:22px;font-size:15px;line-height:1.6}
.article-toc h2{font-size:22px;margin-bottom:17px}
.article-toc ol{list-style:none;margin:0;padding:0}
.article-toc li+li{margin-top:11px}
.article-toc a{display:block}
.article-body{max-width:78ch;min-width:0;font-size:18px;line-height:1.8}
.article-body h2{font-size:29px;line-height:1.3;margin:40px 0 18px;scroll-margin-top:120px}
.article-body h3{font-size:23px;line-height:1.4;margin:28px 0 14px;scroll-margin-top:120px}
.article-body p{margin:0 0 20px}
.article-body ul,.article-body ol{padding-left:26px;margin:0 0 24px}
.article-body li{margin-bottom:10px}
.article-body a{text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.article-body code{font-size:.92em;overflow-wrap:anywhere}
.guide-note{background:#eef8f1;border-left:4px solid #007a4d;border-radius:0 10px 10px 0;padding:22px;margin:28px 0}
.guide-next{background:#f2f7fc;border:1px solid #d8e3ef;padding:24px;border-radius:12px;margin-top:40px}
.guide-next h2{font-size:24px;margin-top:0}
.guide-next p{font-size:16px;margin:12px 0 0}
.guide-table{max-width:100%;overflow:auto;border:1px solid #d6e2ed;border-radius:10px;margin:26px 0}
.guide-table table{border-collapse:collapse;width:100%;min-width:530px;font-size:16px;line-height:1.65}
.guide-table th,.guide-table td{padding:14px 16px;text-align:left;vertical-align:top;border-bottom:1px solid #d6e2ed}
.guide-table thead{background:#eaf2fb}.guide-table tbody th{font-weight:700}
.article-body .guide-table-hint{display:none}
@media(max-width:600px){.article-body .guide-table-hint{display:block;font-size:14px;color:#375477;margin:24px 0 8px}.guide-table-hint+.guide-table{margin-top:0}}
@media(max-width:1050px){.guide-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:220px minmax(0,1fr);gap:28px}}
@media(max-width:760px){.article-layout{grid-template-columns:1fr}.article-toc ol{columns:2;column-gap:24px}.article-toc li{break-inside:avoid}.article-heading{padding-top:20px}.article-summary{font-size:19px}}
@media(max-width:600px){.guide-cards{grid-template-columns:1fr}.guide-hub-hero{padding:30px 0}.guide-hub-hero p{font-size:19px}.article-toc ol{columns:1}.article-body{font-size:17px}.article-body h2{font-size:26px}.guide-card{padding:22px}}

/* Article illustrations; explanatory images remain separate from article headings. */
.article-body .guide-visual{margin:34px 0 42px;max-width:100%;min-width:0}
.guide-visual>picture{display:block}
.guide-visual>picture>img,.guide-photo>img{display:block;width:100%;height:auto;border:1px solid #d4e2ed;border-radius:12px 12px 0 0}
.guide-visual figcaption{border:1px solid #d4e2ed;border-top:0;background:#f7fafc;border-radius:0 0 12px 12px;padding:20px 22px;font-size:16px;line-height:1.7}
.guide-visual figcaption strong{font-size:18px;line-height:1.5;display:block;color:#081c4a;margin-bottom:6px}
.article-body .guide-visual figcaption p{margin:0;font-size:16px;line-height:1.7}
.guide-software .real-shot{margin:0;border:0;background:transparent;box-shadow:none}
.guide-software .screenshot-open{display:block;border:1px solid #d4e2ed;border-radius:12px 12px 0 0;overflow:hidden;background:#eff4f9}
.guide-software .screenshot-open img{width:100%;height:auto;max-height:none;object-fit:contain;display:block}
.guide-software .screenshot-source{display:inline-block;margin-top:10px}
.guide-software .shot-natural .screenshot-open{aspect-ratio:auto}
.guide-software .shot-natural .screenshot-zoom{position:static;display:block;width:max-content;margin:12px 12px 12px auto}
@media(max-width:600px){.article-body .guide-visual{margin:28px 0 34px}.guide-visual figcaption{padding:17px}.guide-visual figcaption strong{font-size:17px}.article-body .guide-visual figcaption p{font-size:15px}}