.blk-hero{display:flex;flex-direction:column;gap:24px;padding:48px 0}@container (min-width: 768px){.blk-hero{flex-direction:row;align-items:center;gap:48px}}.blk-hero__text{display:flex;flex-direction:column;gap:16px;flex:1}.blk-hero__eyebrow{font-size:.875rem;color:var(--b-accent);letter-spacing:.04em;text-transform:uppercase}.blk-hero__title{font-size:2.25rem;font-weight:700;line-height:1.15;letter-spacing:-.02em}@container (min-width: 768px){.blk-hero__title{font-size:3rem}}.blk-hero__sub{font-size:1.125rem;color:var(--b-muted);max-width:46ch}.blk-hero__actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:8px}.blk-hero__btn{display:inline-flex;padding:12px 24px;border-radius:12px;font-weight:500;border:1px solid transparent;transition:filter .12s cubic-bezier(.4,0,.2,1),background .12s cubic-bezier(.4,0,.2,1)}.blk-hero__btn--primary{background:var(--b-accent);color:var(--b-accent-fg)}.blk-hero__btn--primary:hover{filter:brightness(1.08)}.blk-hero__btn--ghost{border-color:var(--b-border-strong)}.blk-hero__btn--ghost:hover{background:var(--b-surface)}.blk-hero__media{flex:1}.blk-hero__media img{width:100%;border-radius:18px;border:1px solid var(--b-border)}.blk-about{display:flex;flex-direction:column;gap:24px;padding:32px 0}@container (min-width: 768px){.blk-about{flex-direction:row;align-items:center;gap:48px}}.blk-about__media{flex:0 0 40%}.blk-about__media img{width:100%;border-radius:18px;border:1px solid var(--b-border)}.blk-about__text{display:flex;flex-direction:column;gap:12px;flex:1}.blk-about__title{font-size:1.75rem;font-weight:600;letter-spacing:-.01em}.blk-about__body{color:var(--b-muted);font-size:1.125rem;line-height:1.5;white-space:pre-line}.blk-courses{display:flex;flex-direction:column;gap:24px;padding:32px 0}.blk-courses__title{font-size:1.75rem;font-weight:600;letter-spacing:-.01em}.blk-courses__grid{display:grid;grid-template-columns:1fr;gap:16px}@container (min-width: 640px){.blk-courses__grid{grid-template-columns:repeat(2,1fr)}}@container (min-width: 1024px){.blk-courses__grid{grid-template-columns:repeat(3,1fr)}}.course-card{border:1px solid var(--b-border);border-radius:12px;background:var(--b-bg);overflow:hidden;display:flex;flex-direction:column;transition:border-color .2s cubic-bezier(.4,0,.2,1),transform .2s cubic-bezier(.4,0,.2,1)}.course-card:hover{border-color:var(--b-border-strong);transform:translateY(-2px)}.course-card__media{aspect-ratio:16/9;border-bottom:1px solid var(--b-border)}.course-card__media img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.course-card__body{display:flex;flex-direction:column;gap:8px;padding:16px;flex:1}.course-card__title{font-size:1.125rem;font-weight:600}.course-card__desc{font-size:.875rem;color:var(--b-muted);flex:1}.course-card__foot{display:flex;align-items:center;gap:12px;justify-content:space-between;margin-top:8px}.course-card__price{font-weight:600}.course-card__cta{font-size:.875rem;font-weight:500;color:var(--b-accent);padding:4px 12px;border:1px solid var(--b-accent);border-radius:12px;transition:background .12s cubic-bezier(.4,0,.2,1),color .12s cubic-bezier(.4,0,.2,1)}.course-card__cta:hover{background:var(--b-accent);color:var(--b-accent-fg)}:root{--b-bg:#fff;--b-fg:#0a0a0c;--b-muted:#767676;--b-border:#e7e7e7;--b-border-strong:#d4d4d4;--b-surface:#f3f3f3;--b-accent:#5b3df5;--b-accent-fg:#fff;--b-danger:#d92d20;--b-success:#15803d}.blk-cta{display:flex;flex-direction:column;gap:16px;align-items:center;text-align:center;padding:64px 16px;margin:32px 0;border:1px solid var(--b-border-strong);border-radius:18px}.blk-cta__title{font-size:1.75rem;font-weight:700;letter-spacing:-.02em}.blk-cta__sub{color:var(--b-muted);font-size:1.125rem;max-width:44ch}.blk-cta__btn{display:inline-flex;margin-top:8px;padding:12px 32px;background:var(--b-accent);color:var(--b-accent-fg);border-radius:12px;font-weight:500;transition:filter .12s cubic-bezier(.4,0,.2,1)}.blk-cta__btn:hover{filter:brightness(1.08)}