.course-hero[data-astro-cid-ekrjd4co]{position:relative;overflow:hidden;padding:3.5rem 0 3rem;border-bottom:1px solid var(--bd);background:linear-gradient(145deg,color-mix(in srgb,var(--c) 12%,var(--bg)) 0%,var(--bg) 65%)}.hero-bg-pattern[data-astro-cid-ekrjd4co]{position:absolute;inset:0;background-image:radial-gradient(color-mix(in srgb,var(--c) 16%,transparent) 1px,transparent 1px);background-size:22px 22px;mask-image:radial-gradient(ellipse 70% 100% at 80% 50%,black 0%,transparent 85%);pointer-events:none}.hero-glow[data-astro-cid-ekrjd4co]{position:absolute;top:-60px;right:-60px;width:480px;height:480px;background:radial-gradient(ellipse,color-mix(in srgb,var(--c) 20%,transparent) 0%,transparent 60%);pointer-events:none}.hero-layout[data-astro-cid-ekrjd4co]{display:grid;grid-template-columns:1fr 220px;gap:3rem;align-items:center}.hero-breadcrumb[data-astro-cid-ekrjd4co] a[data-astro-cid-ekrjd4co]{display:inline-flex;align-items:center;gap:.3rem;font-size:.8125rem;color:var(--fg-3);text-decoration:none;margin-bottom:1.75rem;transition:color .12s}.hero-breadcrumb[data-astro-cid-ekrjd4co] a[data-astro-cid-ekrjd4co]:hover{color:var(--fg-1)}.hero-badges[data-astro-cid-ekrjd4co]{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin-bottom:.875rem}.level-badge[data-astro-cid-ekrjd4co]{font-size:.65rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:.3em .8em;border-radius:99px;border:1px solid}.lang-badge[data-astro-cid-ekrjd4co],.type-badge[data-astro-cid-ekrjd4co]{font-size:.65rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--fg-3);background:var(--bg-2);border:1px solid var(--bd);padding:.3em .8em;border-radius:99px}.hero-title[data-astro-cid-ekrjd4co]{font-size:clamp(2rem,4vw,2.875rem);font-weight:900;letter-spacing:-.04em;line-height:1.1;color:var(--fg);margin-bottom:.875rem;max-width:680px}.hero-desc[data-astro-cid-ekrjd4co]{font-size:1rem;color:var(--fg-2);line-height:1.7;max-width:560px;margin-bottom:1.75rem}.hero-stats[data-astro-cid-ekrjd4co]{display:flex;align-items:center;gap:.875rem;padding:1rem 1.25rem;background:var(--surface);border:1px solid var(--bd);border-radius:var(--r-lg);width:fit-content;margin-bottom:1.75rem;box-shadow:var(--sh-sm)}.stat-box[data-astro-cid-ekrjd4co]{text-align:center}.stat-num[data-astro-cid-ekrjd4co]{font-size:1.25rem;font-weight:800;color:var(--fg);letter-spacing:-.03em;line-height:1}.stat-lbl[data-astro-cid-ekrjd4co]{font-size:.6875rem;color:var(--fg-3);font-weight:600;text-transform:uppercase;letter-spacing:.04em;margin-top:.25rem}.stat-divider[data-astro-cid-ekrjd4co]{width:1px;height:32px;background:var(--bd);flex-shrink:0}.hero-actions[data-astro-cid-ekrjd4co]{display:flex;align-items:center;gap:1.25rem;flex-wrap:wrap}.start-btn[data-astro-cid-ekrjd4co]{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.75rem;background:var(--c);color:#fff;border-radius:var(--r-md);font-size:.9375rem;font-weight:700;text-decoration:none;transition:opacity .15s,transform .12s;letter-spacing:-.01em}.start-btn[data-astro-cid-ekrjd4co]:hover{opacity:.9;transform:translateY(-1px);color:#fff}.hero-progress-wrap[data-astro-cid-ekrjd4co]{display:flex;align-items:center;gap:.75rem}.hero-prog-bar[data-astro-cid-ekrjd4co]{width:120px;height:5px;background:var(--bg-2);border-radius:99px;overflow:hidden}.hero-prog-fill[data-astro-cid-ekrjd4co]{height:100%;background:var(--clr-accent);border-radius:99px;transition:width .5s ease}.hero-prog-label[data-astro-cid-ekrjd4co]{font-size:.8125rem;color:var(--fg-3);white-space:nowrap}.hero-visual[data-astro-cid-ekrjd4co]{display:flex;justify-content:center;align-items:center}.k8s-wheel[data-astro-cid-ekrjd4co]{width:180px;height:180px;color:var(--c);opacity:.65;animation:wheel-spin 40s linear infinite}@keyframes wheel-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.course-body[data-astro-cid-ekrjd4co]{padding:3rem 0 5rem}.course-layout[data-astro-cid-ekrjd4co]{display:flex;flex-direction:column;gap:2rem;max-width:800px}.card-heading[data-astro-cid-ekrjd4co]{display:flex;align-items:center;gap:.5rem;font-size:1.0625rem;font-weight:700;color:var(--fg);letter-spacing:-.02em;margin-bottom:1rem}.card-heading[data-astro-cid-ekrjd4co] svg[data-astro-cid-ekrjd4co]{color:var(--fg-3)}.prereq-card[data-astro-cid-ekrjd4co]{padding:1.25rem 1.5rem;background:var(--surface);border:1px solid var(--bd);border-radius:var(--r-lg)}.prereq-list[data-astro-cid-ekrjd4co]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.5rem}.prereq-list[data-astro-cid-ekrjd4co] li[data-astro-cid-ekrjd4co]{display:flex;align-items:flex-start;gap:.5rem;font-size:.9375rem;color:var(--fg-1)}.prereq-list[data-astro-cid-ekrjd4co] svg[data-astro-cid-ekrjd4co]{color:var(--clr-accent);flex-shrink:0;margin-top:2px}.curriculum-header[data-astro-cid-ekrjd4co]{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:1rem;flex-wrap:wrap;gap:.5rem}.curriculum-summary[data-astro-cid-ekrjd4co]{font-size:.8125rem;color:var(--fg-3)}.chapter-list[data-astro-cid-ekrjd4co]{display:flex;flex-direction:column;gap:.375rem}.chapter-item[data-astro-cid-ekrjd4co]{background:var(--surface);border:1px solid var(--bd);border-radius:var(--r-lg);overflow:hidden;transition:border-color .2s,box-shadow .2s}.chapter-item[data-astro-cid-ekrjd4co][open]{border-color:var(--bd-1);box-shadow:var(--sh-xs)}.chapter-summary[data-astro-cid-ekrjd4co]{display:flex;align-items:center;justify-content:space-between;padding:.875rem 1.125rem;cursor:pointer;user-select:none;gap:1rem;background:var(--bg-1);transition:background .12s;outline:none}.chapter-summary[data-astro-cid-ekrjd4co]:hover{background:var(--bg-2)}.chapter-item[data-astro-cid-ekrjd4co][open]>.chapter-summary[data-astro-cid-ekrjd4co]{background:var(--bg-1)}.chapter-left[data-astro-cid-ekrjd4co]{display:flex;align-items:center;gap:.625rem;min-width:0}.chapter-num[data-astro-cid-ekrjd4co]{font-size:.625rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--fg-3);font-family:ui-monospace,monospace;flex-shrink:0;background:var(--bg-2);border:1px solid var(--bd);padding:.2em .55em;border-radius:var(--r-sm)}.chapter-title[data-astro-cid-ekrjd4co]{font-size:.9375rem;font-weight:600;color:var(--fg);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chapter-right[data-astro-cid-ekrjd4co]{display:flex;align-items:center;gap:.625rem;flex-shrink:0}.chapter-count[data-astro-cid-ekrjd4co]{font-size:.75rem;color:var(--fg-3);background:var(--bg-2);border:1px solid var(--bd);padding:.15em .55em;border-radius:99px}.chapter-chevron[data-astro-cid-ekrjd4co]{color:var(--fg-3);transition:transform .22s ease;flex-shrink:0}.chapter-item[data-astro-cid-ekrjd4co][open] .chapter-chevron[data-astro-cid-ekrjd4co]{transform:rotate(180deg)}.lesson-list[data-astro-cid-ekrjd4co]{list-style:none;padding:.25rem 0;margin:0;border-top:1px solid var(--bd);background:var(--surface)}.lesson-row[data-astro-cid-ekrjd4co]{display:flex;align-items:center;gap:.625rem;padding:.5625rem 1.125rem;font-size:.875rem;color:var(--fg-2);text-decoration:none;transition:background .1s,color .1s;border-left:2px solid transparent}.lesson-row[data-astro-cid-ekrjd4co]:hover{background:var(--bg-1);color:var(--fg);border-left-color:var(--bd-1)}.lesson-icon-wrap[data-astro-cid-ekrjd4co]{flex-shrink:0;display:flex;align-items:center}.lesson-name[data-astro-cid-ekrjd4co]{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lesson-type-pill[data-astro-cid-ekrjd4co]{font-size:.625rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:.2em .6em;border-radius:99px;flex-shrink:0;border:1px solid}.lesson-type-pill[data-astro-cid-ekrjd4co][data-type=reading]{color:var(--clr-course);background:color-mix(in srgb,var(--clr-course) 8%,transparent);border-color:color-mix(in srgb,var(--clr-course) 20%,transparent)}.lesson-type-pill[data-astro-cid-ekrjd4co][data-type=video]{color:var(--clr-video);background:color-mix(in srgb,var(--clr-video) 8%,transparent);border-color:color-mix(in srgb,var(--clr-video) 20%,transparent)}.lesson-type-pill[data-astro-cid-ekrjd4co][data-type=quiz]{color:var(--clr-quiz);background:color-mix(in srgb,var(--clr-quiz) 8%,transparent);border-color:color-mix(in srgb,var(--clr-quiz) 20%,transparent)}.lesson-type-pill[data-astro-cid-ekrjd4co][data-type=exam]{color:var(--clr-exam);background:color-mix(in srgb,var(--clr-exam) 8%,transparent);border-color:color-mix(in srgb,var(--clr-exam) 20%,transparent)}.lesson-dur[data-astro-cid-ekrjd4co]{font-size:.6875rem;color:var(--fg-3);white-space:nowrap;flex-shrink:0}.tags-row[data-astro-cid-ekrjd4co]{display:flex;align-items:center;flex-wrap:wrap;gap:.4rem;padding:1.5rem;background:var(--bg-1);border:1px solid var(--bd);border-radius:var(--r-lg)}.tags-label[data-astro-cid-ekrjd4co]{font-size:.75rem;font-weight:700;color:var(--fg-3);text-transform:uppercase;letter-spacing:.05em;margin-right:.25rem}.tag-pill[data-astro-cid-ekrjd4co]{font-size:.75rem;background:var(--surface);border:1px solid var(--bd);color:var(--fg-2);padding:.25em .7em;border-radius:99px;transition:border-color .12s,color .12s}.tag-pill[data-astro-cid-ekrjd4co]:hover{border-color:var(--clr-course);color:var(--clr-course)}@media(max-width:768px){.hero-layout[data-astro-cid-ekrjd4co]{grid-template-columns:1fr}.hero-visual[data-astro-cid-ekrjd4co]{display:none}.hero-title[data-astro-cid-ekrjd4co]{font-size:2rem}.hero-stats[data-astro-cid-ekrjd4co]{gap:.625rem;padding:.75rem 1rem}}@media(max-width:600px){.course-hero[data-astro-cid-ekrjd4co]{padding:2rem 0}.stat-num[data-astro-cid-ekrjd4co]{font-size:1rem}.hero-stats[data-astro-cid-ekrjd4co]{flex-wrap:wrap}.stat-divider[data-astro-cid-ekrjd4co]{display:none}}