.course-catalog{--cat-red:var(--ui-accent,var(--skin-accent,#c1272d));--cat-red-2:color-mix(in srgb, var(--cat-red) 72%, #000);--cat-red-soft:color-mix(in srgb, var(--cat-red) 6%, #fff);--cat-red-tint:color-mix(in srgb, var(--cat-red) 13%, #fff);--cat-red-line:color-mix(in srgb, var(--cat-red) 26%, #fff);--cat-line:color-mix(in srgb, var(--cat-red) 12%, #fff);--cat-ink:#1f2937;--cat-muted:#6b7280;--cat-green:#16a34a;--cat-orange:#f97316;color:var(--cat-ink);background:#fff}.course-catalog b,.course-catalog strong{color:inherit;font-weight:700}.course-catalog button{cursor:pointer;font-family:inherit}.course-catalog .cat-wrap{grid-template-columns:minmax(0,1fr) 290px;gap:22px;margin-top:18px;padding-bottom:60px;display:grid}.course-catalog .cat-steps{flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;margin-bottom:14px;display:flex}.course-catalog .cat-step-wrap{align-items:center;gap:6px;display:inline-flex}.course-catalog .cat-step-arrow{color:var(--cat-red);padding:0 10px;font-weight:700}.course-catalog .cat-step{color:#4b5563;background:#f7f7f7;border:1px solid #ececec;border-radius:999px;padding:9px 26px;font-size:16px;font-weight:600;transition:all .15s}.course-catalog .cat-step.done{border-color:var(--cat-red-line);color:var(--cat-red);background:#fff}.course-catalog .cat-step.active{background:linear-gradient(180deg, var(--cat-red), var(--cat-red-2));border-color:var(--cat-red);color:#fff;box-shadow:0 4px 12px color-mix(in srgb, var(--cat-red) 25%, transparent)}.course-catalog .cat-banner{background:linear-gradient(#fffaf0,#fff1cf);border:2px solid #f8dfa0;border-radius:18px;grid-template-rows:146px;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);display:grid;overflow:hidden}.course-catalog .cat-banner-left,.course-catalog .cat-banner-right{object-fit:cover;width:100%;min-width:0;height:146px;display:block}.course-catalog .cat-banner-left{object-position:right bottom}.course-catalog .cat-banner-right{object-position:left bottom}.course-catalog .cat-banner-text{text-align:center;align-self:center;padding:10px 8px}.course-catalog .cat-banner-text h1{color:var(--cat-red-2);white-space:nowrap;text-shadow:0 2px #fff;margin:0;font-size:clamp(30px,2.6vw,46px);font-weight:900;line-height:1.1}.course-catalog .cat-banner-text p{color:#4b3b2b;margin:8px 0 0;font-size:15px;line-height:1.5}.course-catalog .cat-section{margin-top:20px;scroll-margin-top:20px}.course-catalog .cat-section>h2{margin:0 0 10px;font-size:17px;font-weight:600}.course-catalog .cat-section>h2 b{font-size:19px}.course-catalog .cat-check{background:var(--cat-red);color:#fff;text-align:center;border:2px solid #fff;border-radius:50%;width:20px;height:20px;font-size:11px;font-style:normal;line-height:20px;position:absolute;top:-7px;right:-7px}.course-catalog .cat-subjects{grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:12px;display:grid}.course-catalog .cat-subject{height:98px;color:var(--cat-ink);background:#fff;border:1.5px solid #ececec;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:6px;padding:8px 6px;transition:all .15s;display:flex;position:relative}.course-catalog .cat-subject:hover{border-color:#fca5a5;transform:translateY(-2px);box-shadow:0 6px 14px #0000000f}.course-catalog .cat-subject.active{border:2px solid var(--cat-red);background:var(--cat-red-soft)}.course-catalog .cat-subject.active .cat-subject-name{color:var(--cat-red);font-weight:700}.course-catalog .cat-subject.empty:not(.active) img,.course-catalog .cat-subject.empty:not(.active) .cc-emoji{opacity:.55;filter:saturate(.6)}.course-catalog .cat-subject.more{color:var(--cat-muted);border-style:dashed}.course-catalog .cat-subject.skeleton{background:#f5f5f5;border-color:#f5f5f5;animation:1.2s infinite cat-pulse}.course-catalog .cat-subject-name{text-align:center;font-size:15px;line-height:1.2}.course-catalog .cat-count{background:var(--cat-red-tint);min-width:18px;color:var(--cat-red-2);border-radius:9px;padding:0 5px;font-size:11px;font-weight:700;line-height:18px;position:absolute;top:6px;left:6px}.course-catalog .cc-emoji{text-align:center;display:inline-block}.course-catalog .cat-grades{grid-template-columns:repeat(12,minmax(0,1fr));gap:10px;display:grid}.course-catalog .cat-grades.tracks{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))!important}.course-catalog .cat-sub-h{color:var(--cat-muted,#8a8f98);margin:12px 0 8px;font-size:13px;font-weight:700}.course-catalog .cat-grade-pill{height:40px;color:var(--cat-ink);white-space:nowrap;background:#fff;border:1.5px solid #ececec;border-radius:10px;font-size:14px;transition:all .15s;position:relative}.course-catalog .cat-grade-pill:hover{border-color:#fca5a5}.course-catalog .cat-grade-pill.empty:not(.active){color:#9ca3af}.course-catalog .cat-grade-pill.active{border:2px solid var(--cat-red);color:var(--cat-red);background:var(--cat-red-soft);font-size:16px;font-weight:700}.course-catalog .cat-toolbar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:14px;display:flex}.course-catalog .cat-search{background:#fff;border:1px solid #e5e7eb;border-radius:999px;flex:200px;align-items:center;max-width:300px;height:38px;padding:0 14px;display:flex}.course-catalog .cat-search input{background:0 0;border:0;outline:0;flex:1;min-width:0;font-size:14px}.course-catalog .cat-search button{color:var(--cat-muted);background:0 0;border:0}.course-catalog .cat-search:focus-within{box-shadow:0 0 0 3px var(--cat-red-tint);border-color:#fca5a5}.course-catalog .cat-price-tabs{background:#fff;border:1px solid #e5e7eb;border-radius:999px;padding:3px;display:flex}.course-catalog .cat-price-tabs button{color:var(--cat-ink);background:0 0;border:0;border-radius:999px;align-items:center;gap:6px;padding:6px 18px;font-size:14px;display:inline-flex}.course-catalog .cat-price-tabs button.active{background:var(--cat-red);color:#fff}.course-catalog .cat-price-tabs button.active .dot{color:var(--cat-red);background:#fff}.course-catalog .cat-price-tabs button.p-all{padding:6px 24px}.course-catalog .cat-price-tabs .dot{color:#fff;text-align:center;border-radius:50%;justify-content:center;width:18px;height:18px;font-size:10px;font-style:normal;font-weight:700;line-height:18px}.course-catalog .cat-price-tabs .dot.free{background:var(--cat-green)}.course-catalog .cat-price-tabs .dot.paid{background:var(--cat-orange)}.course-catalog .cat-center-select{background:#fff;border:1px solid #e5e7eb;border-radius:10px;align-items:center;gap:8px;min-width:190px;height:38px;margin-left:auto;padding:0 10px;display:flex}.course-catalog .cat-center-select select{color:var(--cat-ink);cursor:pointer;background:0 0;border:0;outline:0;flex:1;font-size:14px}.course-catalog .cat-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;display:grid}.course-catalog .cat-grid.is-loading{opacity:.6}.course-catalog .cat-card{color:inherit;background:#fff;border:1px solid #f1e4e4;border-radius:18px;flex-direction:column;text-decoration:none;transition:transform .18s,box-shadow .18s,border-color .18s;display:flex;overflow:hidden;box-shadow:0 2px 10px #9f3a3e0d}.course-catalog .cat-card:hover{border-color:var(--cat-red-line);transform:translateY(-4px);box-shadow:0 14px 30px #9f3a3e1f}.course-catalog .cat-card:hover .cat-cover-art{transform:rotate(-4deg)scale(1.08)}.course-catalog .cat-card:hover .cat-cta{background:var(--cat-red);color:#fff;border-color:var(--cat-red)}.course-catalog .cat-card.skeleton{background:#f5f5f5;border-color:#f5f5f5;height:300px;animation:1.2s infinite cat-pulse}.course-catalog .cat-cover{aspect-ratio:16/9;isolation:isolate;position:relative;overflow:hidden}.course-catalog .cat-cover.has-img:after{content:"";z-index:1;background:linear-gradient(#00000040,#0000 40% 60%,#0000004d);position:absolute;inset:0}.course-catalog .cat-cover-img{object-fit:cover;width:100%;height:100%;display:block}.course-catalog .cat-cover-pattern{opacity:.9;background:url(/trangnguyen/images/icy_butterfly_bird_overlay.svg) -30px bottom/260px no-repeat,radial-gradient(circle at calc(96% - 70px) calc(100% - 54px),#0000 52px,#ffffff24 53px 55px,#0000 56px),radial-gradient(circle at calc(96% - 70px) calc(100% - 54px),#0000 74px,#ffffff1a 75px 77px,#0000 78px),radial-gradient(#ffffff2e 1.4px,#0000 1.5px) 0 0/16px 16px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(100deg,#00000080,#000 60%);mask-image:linear-gradient(100deg,#00000080,#000 60%)}.course-catalog .cat-cover-glow{background:radial-gradient(circle,#ffffff80,#fff0 66%);border-radius:50%;width:140px;height:140px;position:absolute;bottom:-10%;right:4%}.course-catalog .cat-cover-art{filter:drop-shadow(0 10px 10px #00000038);z-index:1;place-items:center;width:80px;height:80px;transition:transform .25s;display:grid;position:absolute;bottom:14px;right:calc(4% + 30px);transform:rotate(-6deg)}.course-catalog .cat-cover-art img{object-fit:contain;width:100%;height:100%}.course-catalog .cat-cover-art .cc-emoji{font-size:58px;line-height:1}.course-catalog .cat-cover-subject{z-index:2;color:#fff;letter-spacing:-.01em;text-shadow:0 2px 8px #00000038;max-width:55%;font-size:20px;font-weight:900;line-height:1.15;position:absolute;top:14px;left:14px}.course-catalog .cat-grade{z-index:2;color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffff38;border:1px solid #ffffff73;border-radius:999px;padding:3px 12px;font-size:12px;font-weight:800;position:absolute;bottom:12px;left:14px}.course-catalog .cat-joined{z-index:2;color:var(--cat-green);background:#fff;border-radius:999px;align-items:center;gap:4px;padding:4px 10px 4px 8px;font-size:11.5px;font-weight:800;display:inline-flex;position:absolute;top:10px;right:10px;box-shadow:0 4px 10px #0000001f}.course-catalog .cat-price{color:#fff;white-space:nowrap;border-radius:0 0 0 10px;padding:3px 10px;font-size:11px;font-weight:800;display:inline-block}.course-catalog .cat-price.free{background:var(--cat-green)}.course-catalog .cat-price.paid{background:var(--cat-orange)}.course-catalog .cat-price.sm{background:#fff;border-radius:8px;padding:3px 8px}.course-catalog .cat-price.sm.free{color:var(--cat-green);background:#f0fdf4;border:1px solid #bbf7d0}.course-catalog .cat-price.sm.paid{color:var(--cat-red);border:1px solid var(--cat-red-line);background:var(--cat-red-soft)}.course-catalog .cat-card-body{flex-direction:column;flex:1;padding:12px 14px 14px;display:flex}.course-catalog .cat-card-body h3{color:var(--cat-ink);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0 0 6px;font-size:16px;font-weight:800;line-height:1.3;display:-webkit-box;overflow:hidden}.course-catalog .cat-center{color:#4b5563;align-items:center;gap:6px;font-size:12.5px;display:flex}.course-catalog .cat-center img{object-fit:cover;border-radius:5px;width:18px;height:18px}.course-catalog .cat-center span:last-child{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.course-catalog .cat-center-ico{font-size:13px}.course-catalog .cat-meta{color:var(--cat-muted);flex-wrap:wrap;align-items:center;gap:4px 14px;margin-top:8px;font-size:12.5px;display:flex}.course-catalog .cat-meta span{align-items:center;gap:5px;display:inline-flex}.course-catalog .cat-meta svg{color:#9ca3af}.course-catalog .cat-foot{border-top:1px dashed #f1e4e4;justify-content:space-between;align-items:center;gap:8px;margin-top:auto;padding-top:12px;display:flex}.course-catalog .cat-meta{margin-bottom:12px}.course-catalog .cat-fee{color:var(--cat-muted);white-space:nowrap;font-size:12px}.course-catalog .cat-fee b{color:var(--cat-red);font-size:15px;font-weight:900}.course-catalog .cat-fee.free b{color:var(--cat-green)}.course-catalog .cat-cta{border:1px solid var(--cat-red-line);height:32px;color:var(--cat-red);white-space:nowrap;border-radius:10px;align-items:center;padding:0 12px;font-size:12.5px;font-weight:800;transition:all .15s;display:inline-flex}.course-catalog .cat-cta.joined{background:var(--cat-red);border-color:var(--cat-red);color:#fff}.course-catalog .cat-more{text-align:center;margin-top:18px}.course-catalog .cat-more button{border:1px solid var(--cat-red-line);color:var(--cat-red);background:#fff;border-radius:10px;padding:9px 40px;font-size:14px;font-weight:600}.course-catalog .cat-more button:hover:not(:disabled){background:var(--cat-red-soft)}.course-catalog .cat-more button:disabled{opacity:.6;cursor:default}.course-catalog .cat-empty{text-align:center;background:var(--cat-red-soft);color:var(--cat-muted);border:1px dashed #f3c7c7;border-radius:14px;padding:30px 16px}.course-catalog .cat-empty img{width:120px;margin:0 auto 30px}.course-catalog .cat-empty p{margin:6px 0}.course-catalog .cat-empty b{color:var(--cat-ink);font-size:16px}.course-catalog .cat-btn{background:linear-gradient(180deg, var(--cat-red), var(--cat-red-2));color:#fff;box-shadow:0 4px 10px color-mix(in srgb, var(--cat-red) 20%, transparent);border:0;border-radius:10px;justify-content:center;align-items:center;gap:8px;margin-top:8px;padding:10px 20px;font-size:15px;font-weight:700;display:inline-flex}.course-catalog .cat-btn.block{width:100%}.course-catalog .cat-btn:disabled{opacity:.7;cursor:default}.course-catalog .cat-btn .spin{animation:.8s linear infinite cat-spin;display:inline-block}.course-catalog .cat-link{color:#2563eb;background:0 0;border:0;margin:10px auto 0;font-size:14px;font-weight:600;display:block}.course-catalog .cat-link.center{margin-top:14px}.course-catalog .cat-side{flex-direction:column;gap:16px;display:flex}.course-catalog .cat-box{border:1px solid var(--cat-line);background:#fff;border-radius:16px;padding:16px}.course-catalog .cat-box>h2{align-items:center;gap:8px;margin:0 0 12px;font-size:18px;font-weight:600;display:flex}.course-catalog .cat-h-ico{font-size:20px}.course-catalog .cat-choice{text-align:left;width:100%;color:inherit;background:#f6f9ff;border:1px solid #e3ecfb;border-radius:12px;align-items:center;gap:12px;margin-bottom:10px;padding:10px 12px;display:flex;position:relative}.course-catalog .cat-choice small{color:var(--cat-muted);font-size:12px;display:block}.course-catalog .cat-choice strong{color:#2563eb;font-size:19px;display:block}.course-catalog .cat-choice i{color:var(--cat-muted);padding:2px 4px;font-size:12px;font-style:normal;position:absolute;top:8px;right:10px}.course-catalog .cat-choice.grade{background:var(--cat-red-soft);border-color:var(--cat-red-line)}.course-catalog .cat-choice.grade strong{color:var(--cat-red)}.course-catalog .cat-choice-ico{flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;display:flex}.course-catalog .cat-choice-ico.cal{background:linear-gradient(180deg, var(--cat-red) 0 30%, #fff 30%);border:2px solid var(--cat-red);border-radius:8px}.course-catalog .cat-choice-ico.cal em{color:var(--cat-red-2);padding-top:8px;font-style:normal;font-weight:800}.course-catalog .cat-total{text-align:center;background:#fffaf0;border:1px solid #fbe7c2;border-radius:12px;padding:14px 12px}.course-catalog .cat-total p{margin:0;font-size:16px;font-weight:600}.course-catalog .cat-total strong{color:#b45309;margin-right:4px;font-size:26px}.course-catalog .cat-total small{color:var(--cat-muted);margin-top:2px;font-size:12.5px;display:block}.course-catalog .cat-total .cat-btn{margin-top:12px}.course-catalog .cat-featured{flex-direction:column;gap:10px;display:flex}.course-catalog .cat-feat{color:inherit;border:1px solid #f1f1f1;border-radius:12px;align-items:center;gap:10px;padding:8px;text-decoration:none;display:flex}.course-catalog .cat-feat:hover{border-color:var(--cat-red-line);background:var(--cat-red-soft)}.course-catalog .cat-feat-thumb{border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:58px;height:50px;display:flex;overflow:hidden}.course-catalog .cat-feat-thumb img{object-fit:cover;width:100%;height:100%}.course-catalog .cat-feat-info{flex:1;min-width:0}.course-catalog .cat-feat-info strong{white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;display:block;overflow:hidden}.course-catalog .cat-feat-info small{color:var(--cat-muted);white-space:nowrap;text-overflow:ellipsis;font-size:11.5px;display:block;overflow:hidden}@media (max-width:1500px){.course-catalog .cat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.course-catalog .cat-banner-text h1{font-size:36px}}@media (max-width:1280px){.course-catalog .cat-wrap{grid-template-columns:minmax(0,1fr)}.course-catalog .cat-side{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));align-items:start;display:grid}.course-catalog .cat-grades{grid-template-columns:repeat(6,minmax(0,1fr))}.course-catalog .cat-banner-right{display:none}.course-catalog .cat-banner{grid-template-columns:auto minmax(0,1fr)}.course-catalog .cat-banner-left{width:auto}.course-catalog .cat-banner-text{padding-right:24px}}@media (max-width:900px){.course-catalog .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.course-catalog .cat-center-select{flex:100%;margin-left:0}.course-catalog .cat-search{max-width:none}.course-catalog .cat-banner{grid-template-columns:1fr}.course-catalog .cat-banner-left{display:none}.course-catalog .cat-banner-text{padding:18px 12px}.course-catalog .cat-banner-text h1{font-size:30px}.course-catalog .cat-step{padding:7px 14px;font-size:14px}.course-catalog .cat-step-arrow{padding:0 2px}}@media (max-width:560px){.course-catalog .cat-grid{grid-template-columns:minmax(0,1fr)}.course-catalog .cat-grades{grid-template-columns:repeat(4,minmax(0,1fr))}.course-catalog .cat-subjects{grid-template-columns:repeat(3,minmax(0,1fr))}.course-catalog .cat-price-tabs{width:100%}.course-catalog .cat-price-tabs button{flex:1;justify-content:center;padding:6px 8px}.course-catalog .cat-price-tabs button.p-all{padding:6px 8px}}@keyframes cat-pulse{50%{opacity:.5}}@keyframes cat-spin{to{transform:rotate(360deg)}}.course-catalog .cat-step-arrow,.course-catalog .cat-check,.course-catalog .dot,.course-catalog .cat-h-ico,.course-catalog .cat-center-ico,.course-catalog .cat-search>span,.course-catalog .cat-center-select>span,.course-catalog .cat-more-ico{justify-content:center;align-items:center;display:inline-flex}.course-catalog .cat-check svg,.course-catalog .dot svg{display:block}.course-catalog .cat-step-done{vertical-align:-2px;margin-right:2px}.course-catalog .cat-h-ico{color:var(--cat-red);vertical-align:-3px}.course-catalog .cat-search>span,.course-catalog .cat-center-select>span{color:#9ca3af}.course-catalog .cat-more-ico{width:48px;height:48px;color:var(--cat-muted)}.course-catalog .cat-feat-count{align-items:center;gap:4px;display:inline-flex}.course-catalog .cat-feat-count svg{color:#9ca3af}.course-catalog .cat-subject.empty:not(.active) .cat-more-ico{opacity:1}.course-catalog button svg,.course-catalog i svg{pointer-events:none}.course-catalog .cat-grid{grid-template-columns:repeat(auto-fill,minmax(min(250px,100%),1fr))}.course-catalog .cat-card{min-width:0}.course-catalog .cat-foot{flex-wrap:wrap;row-gap:8px}.course-catalog .cat-foot .cat-cta{flex-shrink:0;margin-left:auto}.course-catalog .cat-cta svg{margin-left:2px}.course-catalog .cat-pager{border-top:1px solid var(--cat-line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 16px;margin-top:20px;padding-top:16px;display:flex}.course-catalog .cat-pager-info{color:var(--cat-muted);font-size:13px}.course-catalog .cat-pager-nums{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.course-catalog .cat-pager-nums button,.course-catalog .cat-pager-nums .gap{border-radius:10px;justify-content:center;align-items:center;min-width:36px;height:36px;padding:0 8px;font-size:14px;font-weight:700;display:inline-flex}.course-catalog .cat-pager-nums button{color:var(--cat-ink);background:#fff;border:1px solid #e5e7eb;transition:all .15s}.course-catalog .cat-pager-nums button:hover:not(:disabled):not(.on){border-color:var(--cat-red-line);color:var(--cat-red);background:var(--cat-red-soft)}.course-catalog .cat-pager-nums button.on{background:var(--cat-red);border-color:var(--cat-red);color:#fff;cursor:default}.course-catalog .cat-pager-nums button:disabled:not(.on){opacity:.45;cursor:default}.course-catalog .cat-pager-nums .gap{color:var(--cat-muted);min-width:24px;padding:0}@media (max-width:560px){.course-catalog .cat-pager{justify-content:center}.course-catalog .cat-pager-nums button{min-width:32px;height:32px}}.course-catalog .cat-chip{color:#fff;border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;width:18px;height:18px;display:inline-flex;box-shadow:inset 0 -1.5px #00000024}.course-catalog .cat-chip svg{display:block;color:#fff!important}.course-catalog .cat-chip.c-center{background:var(--cat-red)}.course-catalog .cat-chip.c-lesson{background:#2f7de0}.course-catalog .cat-chip.c-student{background:#16a34a}.course-catalog .cat-meta span{color:#4b5563;gap:6px;font-weight:600}.course-catalog .cat-center{font-weight:600}.course-catalog .cat-cp{flex:0 260px;min-width:220px;max-width:300px;margin-left:auto;position:relative}.course-catalog .cat-cp-btn{width:100%;height:38px;color:var(--cat-ink);text-align:left;background:#fff;border:1px solid #e5e7eb;border-radius:10px;align-items:center;gap:8px;padding:0 10px;font-size:14px;transition:border-color .15s,box-shadow .15s;display:flex}.course-catalog .cat-cp-btn:hover{border-color:var(--cat-red-line)}.course-catalog .cat-cp.open .cat-cp-btn{border-color:var(--cat-red);box-shadow:0 0 0 3px var(--cat-red-tint)}.course-catalog .cat-cp.has 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.cat-hero-text{z-index:2;max-width:560px;position:relative}.course-catalog .cat-hero-text h1{letter-spacing:-.01em;color:#fff;text-shadow:0 2px 12px #0000002e;margin:8px 0 6px;font-size:38px;font-weight:900;line-height:1.12}.course-catalog .cat-hero-text p{color:#ffffffe6;max-width:440px;margin:0 auto;font-size:15px;font-weight:500;line-height:1.55}.course-catalog .cat-hero-kicker{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffff29;border:1px solid #ffffff47;border-radius:999px;align-items:center;gap:6px;padding:5px 12px;font-size:12.5px;font-weight:700;display:inline-flex}.course-catalog .cat-hero-deco{z-index:1;pointer-events:none;position:absolute;inset:0}.course-catalog .cat-hero-ico{filter:drop-shadow(0 10px 14px #00000047);width:96px;height:96px;animation:6s ease-in-out infinite cat-float;position:absolute}.course-catalog .cat-hero-ico img{width:100%!important;height:100%!important}.course-catalog .cat-hero-ico.l1{top:14%;left:4%;transform:rotate(-10deg)}.course-catalog .cat-hero-ico.l2{width:78px;height:78px;animation-delay:-2s;bottom:-12px;left:15%}.course-catalog .cat-hero-ico.l3{opacity:.9;width:58px;height:58px;animation-delay:-4s;bottom:8%;left:1%}.course-catalog .cat-hero-ico.r1{animation-delay:-1s;top:12%;right:4%}.course-catalog .cat-hero-ico.r2{width:76px;height:76px;animation-delay:-3s;bottom:-10px;right:16%}.course-catalog .cat-hero-ico.r3{opacity:.9;width:56px;height:56px;animation-delay:-5s;bottom:10%;right:1%}@media (max-width:1280px){.course-catalog .cat-hero-ico.l2,.course-catalog .cat-hero-ico.r2{display:none}}@media (max-width:760px){.course-catalog .cat-hero{border-radius:16px;min-height:0;padding:22px 16px}.course-catalog .cat-hero-text h1{font-size:28px}.course-catalog .cat-hero-text p{font-size:13.5px}.course-catalog .cat-hero-ico{opacity:.55;width:56px;height:56px}.course-catalog .cat-hero-ico.l1{top:8px;left:-8px}.course-catalog .cat-hero-ico.r1{top:auto;bottom:6px;right:-8px}.course-catalog .cat-hero-ico.l3,.course-catalog .cat-hero-ico.r3{display:none}}@media (prefers-reduced-motion:reduce){.course-catalog .cat-hero-ico{animation:none}}.course-catalog .cat-feat{align-items:center;gap:12px;padding:10px}.course-catalog .cat-feat-thumb{border-radius:12px;width:56px;height:56px}.course-catalog .cat-feat-info{flex-direction:column;gap:2px;display:flex}.course-catalog .cat-feat-info strong{white-space:normal;-webkit-line-clamp:2;color:var(--cat-ink);-webkit-box-orient:vertical;font-size:13.5px;font-weight:800;line-height:1.3;display:-webkit-box}.course-catalog .cat-feat-info small{font-size:12px}.course-catalog .cat-feat-row{justify-content:space-between;align-items:center;gap:6px;margin-top:4px;display:flex}.course-catalog .cat-feat-row .cat-price{flex-shrink:0}.course-catalog .cat-feat-count{color:#4b5563;white-space:nowrap;align-items:center;gap:6px;min-width:0;font-size:12px;font-weight:600;display:inline-flex}.course-catalog .cat-link{white-space:nowrap;color:var(--cat-red);justify-content:center;align-items:center;gap:2px;display:inline-flex}.course-catalog .cat-link svg{flex-shrink:0;display:block}.course-catalog .cat-link.center{margin-left:auto;margin-right:auto;display:flex}.course-catalog .cat-link:hover{text-underline-offset:3px;text-decoration:underline}@keyframes cat-float{50%{translate:0 -8px}}