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.course-main{padding:42px 0 90px}.course-heading{font-size:clamp(42px,7vw,108px);font-weight:900;letter-spacing:-.075em;line-height:.98;margin:20px 0 28px;max-width:1100px}.course-heading em{font-family:Georgia,serif;font-weight:400}
.course-intro{font-size:clamp(18px,2vw,23px);line-height:1.55;max-width:830px;margin:0 0 28px}.course-meta{font-size:12px;letter-spacing:.06em;color:#4b5544;line-height:1.6}
.course-section{margin-top:70px}.course-section h2{font-size:clamp(30px,4.2vw,56px);letter-spacing:-.065em;line-height:1.08;margin:0 0 28px}.course-section>p{max-width:850px;line-height:1.7;font-size:17px}
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.topic-card{border:1px solid var(--line);padding:27px;background:var(--paper2)}.topic-card .eyebrow{color:#4b5544}.topic-card h3{font-size:25px;letter-spacing:-.045em;line-height:1.15;margin:25px 0 15px}.topic-card p{font-size:16px;line-height:1.65;margin:0}
.sample-task{background:var(--dark);color:var(--paper2);padding:36px;max-width:960px}.sample-task h3{font-size:clamp(23px,3vw,36px);letter-spacing:-.04em;line-height:1.25;margin:0 0 20px}.sample-task p{font-size:17px;line-height:1.65;max-width:800px}.sample-task summary{color:var(--acid);font-weight:700;cursor:pointer;padding:10px 0}.sample-task details[open] summary{margin-bottom:8px}
.course-cta{margin-top:65px;background:var(--acid);padding:36px}.course-cta h2{margin:0 0 15px;font-size:clamp(30px,4vw,50px);letter-spacing:-.06em;line-height:1.1}.course-cta p{max-width:750px;line-height:1.6;margin:0 0 8px}.course-cta .hero-cta{margin-top:20px}
.related-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.related-link{border:1px solid var(--ink);padding:23px;display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:19px;font-weight:700;line-height:1.3}.related-link:hover{background:var(--acid)}
.error-main{min-height:60vh;padding:90px 0}.error-main h1{font-size:clamp(50px,9vw,120px);letter-spacing:-.08em;line-height:.95;margin:20px 0}.error-main p{max-width:640px;font-size:18px;line-height:1.6}
@media(max-width:780px){.hero-overline{font-size:11px;line-height:1.4;max-width:310px;letter-spacing:.1em}.faq-section{padding:64px 0}.faq-list summary{font-size:17px}.subpage .header-inner{height:auto;min-height:74px;gap:15px;flex-wrap:wrap;padding:18px 0}.subpage-nav{gap:16px;font-size:11px}.subpage .small-pill{padding:11px 13px;gap:12px}.course-main{padding-top:27px}.breadcrumbs{margin-bottom:28px}.course-section{margin-top:48px}.topic-grid,.related-links{grid-template-columns:1fr}.topic-card,.sample-task,.course-cta{padding:24px}.course-heading{overflow-wrap:break-word}.course-section>p{font-size:16px}}