.course-reference-page{background:#f7f7f7;padding-top:28px}.course-reference-hero{background:var(--surface,#fff);border-radius:34px;grid-template-columns:minmax(0,.96fr) minmax(380px,1.04fr);min-height:424px;display:grid;position:relative;overflow:hidden}.course-reference-hero-copy{flex-direction:column;align-items:flex-start;padding:40px 40px 38px;display:flex}.course-reference-discount{color:#fff;background:#ff6840;border-radius:999px;align-items:center;min-height:31px;padding:7px 13px;font-size:.72rem;font-weight:800;display:inline-flex}.course-reference-hero h1{max-width:580px;font-family:Inter,ui-sans-serif,system-ui,sans-serif;font-size:var(--text-title);letter-spacing:-.045em;font-weight:750;line-height:var(--leading-heading);margin:21px 0 10px}.course-reference-lead{max-width:585px;color:var(--ink);margin:0;font-size:.96rem;line-height:1.6}.course-reference-metrics{justify-content:space-between;align-items:end;gap:25px;width:min(100%,590px);margin-top:auto;padding-top:24px;display:flex}.course-reference-metrics>div{gap:3px;display:grid}.course-reference-metrics>div>span{color:var(--ink);font-size:.76rem}.course-reference-metrics strong{font-size:1.36rem;line-height:1}.course-reference-metrics del{color:var(--muted);margin-left:6px;font-size:.74rem}.course-reference-rating{justify-items:end}.course-reference-rating>strong{margin-right:4px;display:inline}.course-reference-stars{color:var(--line);gap:1px;font-size:1rem;display:inline-flex}.course-reference-stars .review-star{color:var(--line);font-style:normal;position:relative}.course-reference-stars .review-star.is-full{color:var(--rose)}.course-reference-stars .review-star.is-half:before{content:"★";width:50%;color:var(--rose);position:absolute;inset:0 auto 0 0;overflow:hidden}.course-reference-buy{margin:18px 0 0}.course-reference-buy .button{border-radius:14px;min-width:292px;min-height:60px}.course-reference-hero-media{background:linear-gradient(120deg,#f4f3f2,#dedbd8);min-height:424px}.course-reference-hero-media img{object-fit:cover;width:100%;height:100%;display:block}.course-reference-hero-media>span{height:100%;color:var(--rose-dark);letter-spacing:.15em;place-items:center;font-size:1.2rem;font-weight:800;display:grid}.course-reference-favorite{z-index:1;position:absolute;top:40px;left:calc(50% - 25px)}.course-reference-favorite .pn-favorite-detail{margin:0}.course-reference-favorite .pn-favorite-detail button{background:color-mix(in srgb, var(--paper) 88%, transparent);border:0;border-radius:50%;place-items:center;width:50px;min-width:50px;height:50px;min-height:50px;padding:0;display:grid}.course-reference-favorite .pn-favorite-detail button span{display:none}.course-reference-favorite .pn-favorite-detail .pn-icon{width:23px;height:23px}.course-reference-layout{grid-template-columns:300px minmax(0,1fr);align-items:start;gap:20px;margin-top:40px;display:grid}.course-reference-sidebar{background:var(--surface,#fff);border-radius:28px;gap:5px;padding:20px;display:grid;position:sticky;top:96px}.course-reference-sidebar a{min-height:58px;color:var(--ink);align-items:center;gap:15px;font-size:.95rem;font-weight:700;display:flex}.course-reference-sidebar a>span{background:var(--soft);width:48px;height:48px;color:var(--ink);border-radius:50%;place-items:center;font-size:.7rem;font-weight:800;display:grid}.course-reference-sidebar a:hover{color:var(--rose-dark)}.course-reference-sidebar a:hover>span{background:var(--rose);color:#fff}.course-reference-content{background:var(--surface,#fff);border-radius:30px;min-width:0;padding:39px 40px}.course-reference-section{border-bottom:1px solid var(--line);margin:0 0 59px;padding:0 0 64px;scroll-margin-top:100px}.course-reference-section h2{font-family:Inter,ui-sans-serif,system-ui,sans-serif;font-size:var(--text-section);letter-spacing:-.045em;font-weight:750;line-height:var(--leading-heading);margin:0 0 27px}.course-reference-section .safe-rich-text{max-width:960px;color:var(--ink);font-size:1rem;line-height:1.62}.course-reference-facts{grid-template-columns:repeat(2,minmax(0,1fr));gap:17px;margin-top:36px;display:grid}.course-reference-facts article{background:var(--soft);border-radius:18px;align-items:center;gap:16px;min-height:112px;padding:18px;display:flex}.course-reference-facts article>span{background:var(--surface,#fff);width:50px;height:50px;color:var(--rose-dark);border-radius:50%;flex:0 0 50px;place-items:center;font-family:Georgia,serif;font-size:1.15rem;font-weight:700;display:grid}.course-reference-facts h3{font-size:var(--text-body);margin:0 0 6px}.course-reference-facts p{color:var(--muted);margin:0;font-size:.82rem;line-height:1.45}.course-reference-topics{gap:0;display:grid}.course-reference-topics article{border-top:1px solid var(--line);padding:23px 0}.course-reference-topics article:last-child{border-bottom:1px solid var(--line)}.course-reference-topics article>span{color:var(--rose-dark);text-transform:uppercase;font-size:.78rem;font-weight:800}.course-reference-topics h3{font-size:var(--text-card);line-height:var(--leading-heading);margin:7px 0}.course-reference-topics p{color:var(--muted);white-space:pre-line;margin:0;line-height:1.57}.course-reference-empty{border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);margin:0;padding:23px 0}.course-reference-related-list{grid-template-columns:repeat(4,minmax(220px,1fr));gap:16px;padding-bottom:8px;display:grid;overflow-x:auto}.course-reference-related-list .product-card{border-radius:18px;min-width:220px}.course-reference-related-list .product-card-body{padding:18px}.course-reference-related-list .product-card h2{font-size:var(--text-card)}.course-reference-related-list .product-card-footer{flex-direction:column;align-items:flex-start}.course-reference-promo .protected-video{border-radius:18px;max-width:900px;margin:0}.course-reference-experts{grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;display:grid}.course-reference-experts article{background:var(--soft);border-radius:18px;overflow:hidden}.course-reference-experts img{aspect-ratio:1;object-fit:cover;width:100%;display:block}.course-reference-experts article>div{padding:18px}.course-reference-experts h3{font-size:var(--text-card);margin:0 0 6px}.course-reference-experts p{color:var(--muted);margin:0;font-size:.82rem;line-height:1.45}.course-reference-final-buy{justify-content:center;padding-top:3px;display:flex}.course-reference-final-buy .button{min-width:260px}.theme-dark-premium .course-reference-hero-media{background:linear-gradient(130deg,#2b1f23,#5c3341)}.theme-dark-premium .course-reference-page{background:var(--paper)}@media (width<=900px){.course-reference-hero{grid-template-columns:1fr}.course-reference-hero-media{order:-1;min-height:330px}.course-reference-hero-copy{padding:30px}.course-reference-favorite{top:20px;left:auto;right:20px}.course-reference-layout{grid-template-columns:1fr}.course-reference-sidebar{border-radius:22px;grid-template-columns:repeat(2,minmax(0,1fr));position:static}}@media (width<=620px){.course-reference-page{padding-top:20px}.course-reference-hero{border-radius:22px}.course-reference-hero-copy{padding:25px 21px}.course-reference-hero h1{font-size:var(--text-title)}.course-reference-metrics{flex-direction:column;align-items:start;gap:13px}.course-reference-rating{justify-items:start}.course-reference-buy,.course-reference-buy .button{width:100%}.course-reference-sidebar{grid-template-columns:1fr;padding:14px}.course-reference-content{border-radius:22px;padding:29px 22px}.course-reference-section{margin-bottom:39px;padding-bottom:43px}.course-reference-facts,.course-reference-experts{grid-template-columns:1fr}.course-reference-related-list{grid-template-columns:repeat(4,minmax(245px,76vw))}}.course-reference-promotion{background:var(--soft);min-height:31px;color:var(--accent);border-radius:999px;align-items:center;margin-left:8px;padding:7px 13px;font-size:.72rem;font-weight:700;display:inline-flex}