.course-page .crumbs{color:var(--muted);flex-wrap:wrap;gap:8px;padding:18px 32px 0;font-size:13px;display:flex}.course-page .crumbs a{color:var(--ink-2);text-underline-offset:3px}.course-page .detail{grid-template-rows:auto auto;grid-template-columns:minmax(0,1fr) 360px;gap:20px 24px;padding:18px 24px 8px;display:grid}.course-page .detail__media{border-radius:var(--radius-xl);background:var(--chip);grid-column:1;overflow:hidden}.course-page .detail__media img{object-fit:cover;object-position:right center;width:100%;height:340px}.course-page .detail__copy{flex-direction:column;grid-column:1;gap:12px;padding:4px 8px;display:flex}.course-page .detail__title{font-size:clamp(30px,3.6vw,48px);line-height:1.02}.course-page .detail__summary{color:var(--muted);max-width:720px;font-size:17px;line-height:1.55}.course-page .buy{grid-area:1/2/span 2;align-self:start;gap:14px;position:sticky;top:24px;box-shadow:0 20px 50px #0e1a3d14}.course-page .buy__price{color:var(--primary);font-size:38px}.course-page .buy__note{color:var(--muted);margin-top:-8px;font-size:13px}.course-page .buy__facts{border-top:1px solid var(--line);flex-direction:column;gap:0;margin:0;display:flex}.course-page .buy__facts div{border-bottom:1px solid var(--line);justify-content:space-between;gap:12px;padding:10px 0;font-size:14px;display:flex}.course-page .buy__facts dt{color:var(--muted)}.course-page .buy__facts dd{text-align:right;margin:0;font-weight:600}.course-page .two{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.course-page .ticks{color:var(--ink-2);flex-direction:column;gap:10px;margin:0;padding:0;font-size:15px;list-style:none;display:flex}.course-page .ticks li{padding-left:28px;position:relative}.course-page .ticks li:before{content:"";background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230E1A3D' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 12px no-repeat;border-radius:50%;width:18px;height:18px;position:absolute;top:3px;left:0}.course-page .rows{flex-direction:column;margin:0;display:flex}.course-page .row{border-bottom:1px solid var(--line);grid-template-columns:220px 1fr;gap:16px;padding:14px 0;font-size:15px;display:grid}.course-page .row:last-child{border-bottom:0}.course-page .row dt{font-weight:700}.course-page .row dd{color:var(--ink-2);margin:0}.course-page .other{color:var(--ink);text-decoration:none}.course-page .detail__note{color:#7a4b00;background:#fff4e0;border-radius:14px;max-width:720px;margin:0;padding:12px 14px;font-size:15px;line-height:1.5}.course-page .detail__note[hidden],.course-page .row[hidden],.course-page .buy__facts div[hidden],.course-page [hidden]{display:none!important}.course-page .buy__actions{flex-direction:column;gap:10px;display:flex}.course-page .buy__closed{background:var(--chip);min-height:48px;color:var(--muted);border-radius:14px;justify-content:center;align-items:center;font-size:14px;font-weight:600;display:flex}.course-page .closed-box{background:var(--card);color:var(--ink-2);border:1px dashed #b8c1d9;border-radius:22px;flex-direction:column;align-items:flex-start;gap:10px;padding:26px;font-size:15px;display:flex}@media (width<=900px){.course-page .crumbs{padding:14px 16px 0}.course-page .detail{grid-template-columns:1fr;padding:12px 12px 4px}.course-page .detail__media img{height:220px}.course-page .buy{grid-area:auto/1;position:static}.course-page .row{grid-template-columns:1fr;gap:4px}}