.learning-page h1{font-family:var(--font-display);font-size:clamp(2.5rem,5vw,4.75rem);font-weight:600;line-height:1.1;letter-spacing:-.055em;margin:0;max-width:1000px}
.learn-hero{padding:66px 0 56px;border-bottom:1px solid var(--line)}
.learn-hero .eyebrow{color:var(--accent-text);margin-bottom:24px}
.learn-hero h1 span{color:var(--accent-text)}
.learn-lead{max-width:650px;font-size:1.125rem;line-height:1.8;color:var(--muted);margin-top:26px}
.learn-meta{display:flex;gap:10px 24px;flex-wrap:wrap;color:var(--muted);font-size:.875rem;margin-top:28px}
.breadcrumb{font-size:.875rem;color:var(--muted);margin-bottom:36px}
.breadcrumb ol{display:flex;gap:10px;flex-wrap:wrap;list-style:none;padding:0;margin:0}
.breadcrumb li+li:before{content:'/';margin-right:10px;color:var(--muted)}
.breadcrumb a:hover{color:var(--accent-text);text-decoration:underline;text-underline-offset:4px}
.learn-feature{margin-block:44px 48px;padding:38px 40px;border-radius:16px;background:var(--surface);border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:50px}
.learn-feature h2{font-size:clamp(1.75rem,3vw,2.5rem);margin-bottom:18px}
.learn-feature p:not(.eyebrow){font-size:1rem;color:var(--muted);max-width:550px}
.learn-feature .text-link{margin-top:16px;color:var(--accent-text)}
.mini-flow{display:grid;grid-template-columns:1fr 24px 1fr;align-items:center;gap:14px;text-align:center}
.mini-flow>div{border:1px solid var(--line);border-radius:12px;padding:24px 16px;background:var(--card);font-weight:600}
.mini-flow>div span{display:block;font-size:.75rem;letter-spacing:.1em;color:var(--accent-text);margin-bottom:10px}
.mini-flow>span{font-size:1.25rem;color:var(--accent-text)}
.guide-index{padding-bottom:90px}
.guide-index-heading{display:flex;justify-content:space-between;align-items:baseline;gap:24px;margin-bottom:28px}
.guide-index-heading h2{font-size:2rem}
.guide-index-heading p{font-size:.875rem;color:var(--muted)}
.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.guide-card{padding:28px;border:1px solid var(--line);border-radius:16px;display:flex;flex-direction:column;background:var(--card);transition:transform .25s var(--ease),border-color .25s}
.guide-card:hover{border-color:var(--field-border);transform:translateY(-3px)}
.guide-category{color:var(--accent-text);font-size:.75rem;letter-spacing:.11em;font-weight:650;margin-bottom:22px}
.guide-card h3{font-size:1.375rem;line-height:1.35;letter-spacing:-.025em;margin-bottom:15px}
.guide-card>p:not(.guide-category){font-size:1rem;color:var(--muted);line-height:1.7;margin-bottom:25px}
.guide-card a{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:.875rem;min-height:44px;border-top:1px solid var(--line);padding-top:16px;font-weight:600}
.guide-card a:hover{color:var(--accent-text)}
.guide-card a span{font-size:1.25rem}
.article-layout{display:grid;grid-template-columns:200px minmax(0,1fr);gap:60px;padding-block:54px 86px;align-items:start}
.article-toc{position:sticky;top:124px;font-size:.875rem}
.article-toc>p{font-size:.75rem;font-weight:650;letter-spacing:.12em;margin-bottom:18px;color:var(--accent-text)}
.article-toc ol{list-style:none;padding:0;margin:0;display:grid;gap:4px}
.article-toc a{display:block;min-height:44px;padding:11px 10px 11px 14px;color:var(--muted);line-height:1.5;border-left:2px solid transparent;border-radius:0 7px 7px 0;transition:color .2s,background .2s,border-color .2s}
.article-toc a:hover{color:var(--accent-text)}
.article-toc a.is-active,.article-toc a[aria-current="location"]{color:var(--ink);background:var(--accent-soft);border-left-color:var(--accent);font-weight:600}
.article-content{min-width:0;max-width:930px}
.article-section{margin-bottom:48px;scroll-margin-top:124px}
.article-section h2{font-size:clamp(1.625rem,2.6vw,2.25rem);line-height:1.25;margin-bottom:22px;letter-spacing:-.035em}
.article-section h3{font-size:1.25rem;line-height:1.4;letter-spacing:-.02em;margin:28px 0 12px}
.article-section>p,.article-section li{font-size:1.0625rem;line-height:1.85;color:var(--muted)}
.article-section p+p{margin-top:18px}
.article-section strong{color:var(--ink);font-weight:600}
.article-section ul,.article-section ol{padding-left:24px;display:grid;gap:12px;margin-block:20px}
.article-section a,.article-sources a{color:var(--accent-text);text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}
.article-callout{background:var(--surface);border-left:3px solid var(--accent);padding:22px 26px;margin-top:26px;border-radius:0 10px 10px 0}
.article-callout p{font-size:1rem;line-height:1.8;color:var(--muted)}
.article-callout strong{color:var(--ink)}
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:12px;margin-block:24px}
.table-scroll:focus-visible{outline:3px solid var(--accent-text);outline-offset:4px}
.guide-table{width:100%;border-collapse:collapse;min-width:490px;font-size:1rem;line-height:1.7}
.guide-table caption{text-align:left;padding:18px 20px;font-weight:600;color:var(--ink)}
.guide-table th,.guide-table td{padding:16px 20px;text-align:left;border-top:1px solid var(--line);vertical-align:top}
.guide-table thead th{background:var(--surface);font-weight:600;color:var(--ink)}
.guide-table td{color:var(--muted)}
.guide-table tbody th{font-weight:500}
.table-hint{font-size:.875rem!important;color:var(--muted)}
.workflow-figure{margin:0 0 46px;padding:clamp(24px,3vw,38px);border:1px solid var(--line);border-radius:16px;background:var(--card);scroll-margin-top:124px}
.figure-heading{margin-bottom:22px;padding-bottom:23px;border-bottom:1px solid var(--line)}
.figure-heading h2{font-size:clamp(1.5rem,2.2vw,1.875rem);letter-spacing:-.035em;line-height:1.3}
.figure-heading p{font-size:.75rem;letter-spacing:.09em;color:var(--accent-text);margin-bottom:10px;font-weight:650}
.diagram-track{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}
.diagram-node{position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:10px;background:var(--surface);text-align:left;min-height:116px;padding:18px 19px;font-size:1rem;line-height:1.4;font-weight:600;transition:background .2s,border-color .2s,box-shadow .2s}
.diagram-node>span{display:block;color:var(--accent-text);font-size:.8125rem;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.05em}
.diagram-node:not(:last-child):after{content:'';position:absolute;right:-13px;top:50%;width:12px;height:1px;background:var(--field-border);pointer-events:none}
.diagram-node:not(:disabled):hover{background:var(--card);border-color:var(--accent-text)}
.diagram-node:active{background:var(--accent-soft)}
.diagram-node.is-selected{background:var(--card);border-color:var(--field-border);box-shadow:inset 0 3px 0 var(--accent)}
.diagram-node:disabled{opacity:1;cursor:default}
.diagram-details{min-height:144px;padding:22px 25px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}
.diagram-detail{padding:0}
.diagram-detail h3{font-size:1.0625rem;line-height:1.5;margin:0 0 9px;letter-spacing:-.01em}
.diagram-detail p{font-size:1rem;line-height:1.7;color:var(--muted)}
.diagram-controls{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:16px}
.diagram-controls>div{display:flex;gap:10px}
.diagram-controls button{min-height:44px;padding:10px 14px;font-size:.875rem;border:1px solid var(--line);border-radius:30px;background:var(--card)}
.diagram-controls button:hover:enabled{border-color:var(--accent-text);color:var(--accent-text)}
.diagram-counter{font-size:.875rem;color:var(--muted)}
.workflow-figure figcaption{font-size:.875rem;line-height:1.7;color:var(--muted);margin-top:22px;border-top:1px solid var(--line);padding-top:18px}
.diagram-outcomes{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.diagram-outcomes>p{font-size:.875rem;color:var(--muted);line-height:1.7;padding:14px 16px;border:1px solid var(--line);border-radius:10px;background:var(--card)}
.diagram-outcomes strong{display:block;color:var(--ink);font-weight:600;margin-bottom:3px}
.article-cta{padding:30px;border:1px solid var(--line);border-radius:16px;margin:42px 0;background:var(--surface)}
.article-cta h2{font-size:1.75rem;letter-spacing:-.035em;line-height:1.3;margin-bottom:16px}
.article-cta p{font-size:1rem;color:var(--muted);margin-bottom:22px}
.article-cta-actions{display:flex;flex-wrap:wrap;gap:16px 26px;align-items:center}
.article-cta .button{gap:18px;white-space:normal;text-align:center}
.article-sources{border-top:1px solid var(--line);padding-top:28px;margin-top:30px}
.article-sources h2{font-size:1.25rem;margin-bottom:16px;letter-spacing:-.02em}
.article-sources ul{padding-left:20px;display:grid;gap:12px;font-size:.875rem;line-height:1.7}
.article-sources>p{font-size:.875rem;color:var(--muted);margin-top:16px}
.related-guides{padding-block:54px;background:var(--surface);border-top:1px solid var(--line)}
.related-guides h2{font-size:1.75rem;margin-bottom:26px;letter-spacing:-.035em}
.related-guides .guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.home-learning{padding-block:80px;border-top:1px solid var(--line)}
.home-learning .section-heading{margin-bottom:28px}
.home-learning .section-heading h2{font-size:clamp(2rem,3.7vw,3rem)}
.home-learning .text-link{margin-top:24px}
.learning-link-inline{display:inline-flex;gap:12px;align-items:center;min-height:44px;margin-top:22px;font-size:.875rem;color:var(--accent-text);font-weight:600}
.learning-link-inline:hover{text-decoration:underline;text-underline-offset:4px}
@media(max-width:1100px){.desktop-nav{display:none}.menu-toggle{display:inline-flex}.header-actions .header-cta{display:none}.article-layout{grid-template-columns:160px minmax(0,1fr);gap:32px}.guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.diagram-track{grid-template-columns:1fr;gap:24px}.diagram-node{min-height:66px;display:flex;align-items:center;gap:18px}.diagram-node>span{margin:0}.diagram-node:not(:last-child):after{content:'↓';right:50%;top:auto;bottom:-23px;transform:translateX(50%)}.learn-feature{gap:30px;padding:30px}}
@media(max-width:760px){.learn-hero{padding-block:38px 36px}.learning-page h1{font-size:clamp(2.25rem,8vw,3.6rem)}.learn-lead{font-size:1rem;margin-top:22px}.breadcrumb{font-size:.8125rem;margin-bottom:28px}.learn-meta{font-size:.8125rem;gap:8px 16px}.learn-feature{grid-template-columns:1fr;padding:26px;margin-block:28px 36px;gap:26px}.mini-flow>div{padding:18px 14px}.guide-index-heading{display:block}.guide-index-heading p{margin-top:12px}.guide-index-heading h2{font-size:1.75rem}.guide-card{padding:24px}.guide-grid{grid-template-columns:1fr;gap:16px}.guide-index{padding-bottom:54px}.article-layout{display:block;padding-block:28px 56px}.article-toc{position:static;margin-bottom:34px;padding-bottom:24px;border-bottom:1px solid var(--line)}.article-toc ol{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.article-toc a{font-size:.8125rem}.article-section{margin-bottom:36px;scroll-margin-top:100px}.article-section>p,.article-section li{font-size:1rem}.workflow-figure{padding:24px 20px;margin-bottom:34px;scroll-margin-top:100px}.figure-heading{gap:12px}.figure-heading h2{font-size:1.375rem}.diagram-node{padding:16px 12px;font-size:.875rem}.diagram-details{min-height:0}.diagram-controls{gap:10px;flex-wrap:wrap}.diagram-controls button{font-size:.8125rem;padding-inline:13px}.diagram-counter{font-size:.8125rem}.diagram-outcomes{grid-template-columns:1fr}.article-callout{padding:20px}.article-cta{padding:24px}.article-cta h2{font-size:1.5rem}.related-guides .guide-grid{grid-template-columns:1fr}.home-learning{padding-block:60px}.home-learning .section-heading .text-link{margin-top:16px}}
@media(max-width:370px){.article-toc ol{grid-template-columns:1fr}.workflow-figure{padding:22px 17px}.diagram-track{gap:24px}.diagram-node{font-size:.8125rem;padding-inline:10px}.figure-symbol{display:none}.guide-card{padding:22px}.learn-feature{padding:23px}.learn-feature .mini-flow{gap:8px;grid-template-columns:1fr 20px 1fr}.mini-flow>div{padding-inline:9px;font-size:.875rem}}
@media(max-width:1100px){.diagram-track{gap:12px}.diagram-node{min-height:72px;display:flex;flex-direction:row;align-items:center;justify-content:flex-start;gap:16px}.diagram-node>span{min-width:2rem;margin:0}.diagram-node:not(:last-child):after{content:'';top:auto;bottom:-13px;left:34px;right:auto;width:1px;height:12px;transform:none}}
@media(max-width:760px){.workflow-figure{padding:22px 18px}.figure-heading{margin-bottom:18px;padding-bottom:18px}.figure-heading h2{font-size:1.5rem}.diagram-node{min-height:68px;padding:15px 16px;font-size:1rem}.diagram-node:not(:last-child):after{left:32px}.diagram-details{min-height:0;padding:18px}.diagram-controls{margin-top:14px}}
@media(max-width:370px){.diagram-track{gap:12px}.diagram-node{padding-inline:14px;font-size:.9375rem}.diagram-node:not(:last-child):after{left:30px}}
@media(prefers-reduced-motion:reduce){.learning-page *, .home-learning *{transition:none!important;animation:none!important}}
@media print{.article-toc,.diagram-controls,.related-guides,.article-cta-actions,.breadcrumb{display:none!important}.article-layout{display:block}.diagram-detail[hidden]{display:block!important}.diagram-node{break-inside:avoid}.workflow-figure{break-inside:avoid}.learning-page h1{font-size:28pt}.learn-hero{padding-block:20px}.table-scroll{overflow:visible}.article-section{margin-bottom:24px}}

/* B2B delivery principles; the pricing model is provided by BYMTECH. */
.delivery-section{border-top:1px solid var(--line)}
.delivery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.delivery-card{background:var(--surface);border-radius:16px;padding:28px 24px}
.delivery-icon{width:48px;height:48px;color:var(--accent-text);margin-bottom:26px}
.delivery-card h3{font-size:1.25rem;line-height:1.35;letter-spacing:-.025em;margin-bottom:16px}
.delivery-card p{font-size:1rem;line-height:1.7;color:var(--muted)}
.delivery-card .pricing-formula{margin-top:20px;color:var(--ink);font-size:.9375rem;line-height:1.8;font-style:italic}
.delivery-card .pricing-detail{margin-top:16px;font-size:.875rem;line-height:1.7}
.delivery-action{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:32px}
.home-learning .workflow-figure{margin-block:32px}
.learn-feature .mini-flow{grid-template-columns:1fr;gap:7px}
.learn-feature .mini-flow>div{display:flex;align-items:center;text-align:left;gap:20px;padding:16px 22px}
.learn-feature .mini-flow>div span{margin:0;flex:0 0 25px}
.learn-feature .mini-flow>span{line-height:1.2}
.desktop-nav a[aria-current="page"]{color:var(--accent-text)}
@media(max-width:1100px){.delivery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.delivery-grid{grid-template-columns:1fr;gap:16px}.delivery-card{padding:28px}.delivery-icon{margin-bottom:20px}}