.exam-library-card{border:1px solid var(--border-soft);border-radius:var(--radius-ui);background:var(--surface-raised);min-height:7.5rem;color:inherit;flex-direction:column;gap:.4rem;height:100%;padding:1rem 1.125rem;text-decoration:none;transition:border-color .18s,background .18s,box-shadow .18s,transform .18s;display:flex}.exam-library-card:hover{border-color:color-mix(in srgb, var(--accent) 45%, var(--border));background:var(--surface);box-shadow:var(--box-shadow-hover);transform:translateY(-2px)}.exam-library-card:active{transform:translateY(0)}.exam-library-card--starter:hover{border-color:color-mix(in srgb, var(--tier-starter) 50%, var(--border))}.exam-library-card--advanced:hover{border-color:color-mix(in srgb, var(--tier-advanced) 45%, var(--border))}.exam-library-card__track{font-family:var(--font-ui);letter-spacing:.05em;text-transform:uppercase;color:rgb(var(--gray));margin:0;font-size:.6875rem;font-weight:600}.exam-library-card__title{font-family:var(--font-ui);letter-spacing:-.02em;color:rgb(var(--black));-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:1rem;font-weight:700;line-height:1.35;display:-webkit-box;overflow:hidden}.exam-library-card:hover .exam-library-card__title{color:var(--accent-dark)}.exam-library-card__meta{font-family:var(--font-ui);color:rgb(var(--gray));margin:0;font-size:.8125rem;line-height:1.45}.exam-library-card__cta{font-family:var(--font-ui);color:var(--accent-dark);align-items:center;gap:.35rem;margin-top:auto;padding-top:.65rem;font-size:.8125rem;font-weight:600;display:inline-flex}.exam-library-card__cta--completed{color:rgb(var(--gray-dark));font-weight:500}.exam-library-card:hover .exam-library-card__cta--completed{color:rgb(var(--gray-dark))}.exam-library-card__cta svg{width:.875rem;height:.875rem;transition:transform .18s}.exam-library-card:hover .exam-library-card__cta svg{transform:translate(3px)}.site-link-card{border-radius:var(--radius-ui);border:1px solid var(--border-soft);background:var(--surface);color:inherit;padding:1.25rem 1.35rem;text-decoration:none;transition:border-color .18s,box-shadow .18s,transform .18s;display:block;box-shadow:0 1px 2px #0f172a0a}.site-link-card:hover{border-color:color-mix(in srgb, var(--accent) 40%, var(--border));box-shadow:var(--box-shadow-hover);transform:translateY(-2px)}.site-link-card h2{font-family:var(--font-ui);letter-spacing:-.02em;color:rgb(var(--black));margin:0;font-weight:700;font-size:1.0625rem!important}.site-link-card p{color:rgb(var(--gray-dark));margin:.5rem 0 0;font-size:.875rem;line-height:1.5}h1.exam-library-title{font-family:var(--font-ui);letter-spacing:-.03em;color:rgb(var(--black));margin:0;font-size:1.875rem;font-weight:700;line-height:1.15}h1.exam-library-title:after{content:"";background:linear-gradient(90deg, var(--accent), var(--accent-muted));border-radius:999px;width:2.75rem;height:4px;margin-top:.7rem;display:block}.exam-library-switcher{background:var(--surface);border:1px solid var(--border);border-radius:999px;flex-wrap:wrap;gap:.25rem;margin-top:1.25rem;padding:.25rem;display:inline-flex;box-shadow:0 1px 2px #0f172a0a}.exam-library-switcher a{font-family:var(--font-ui);color:rgb(var(--gray-dark));border:1px solid #0000;border-radius:999px;padding:.5rem 1.1rem;font-size:.875rem;font-weight:600;text-decoration:none;transition:background .15s,color .15s}.exam-library-switcher a:hover{color:var(--accent-dark);background:var(--surface-raised)}.exam-library-switcher a[aria-current=page]{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 2px 8px #0d948859}h2.exam-library-skill{border-bottom:2px solid var(--border);font-family:var(--font-ui);letter-spacing:.14em;color:var(--accent-dark);margin:0;padding-bottom:.65rem;font-size:.8125rem;font-weight:700;line-height:1.2}h3.exam-library-track{font-family:var(--font-ui);letter-spacing:-.02em;color:rgb(var(--black));margin:0;font-size:1rem;font-weight:700;line-height:1.3}.exam-tier{border-radius:var(--radius-ui);background:var(--surface);border:1px solid var(--border-soft);border-left-width:4px;padding:1rem 1.125rem 1.125rem;box-shadow:0 1px 2px #0f172a0a}.exam-tier--starter{border-left-color:var(--tier-starter)}.exam-tier--exam{border-left-color:var(--tier-exam)}.exam-tier--advanced{border-left-color:var(--tier-advanced)}.exam-tier--empty{padding:.75rem 1rem}.exam-tier--empty .exam-tier__description{display:none}.exam-tier--empty .exam-tier__header{margin-bottom:0}.exam-tier--empty .exam-tier__empty{color:rgb(var(--gray));margin:0;font-size:.8125rem;font-style:italic}.exam-tier__header{margin-bottom:.85rem}.exam-tier__top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1rem;margin-bottom:.35rem;display:flex}.exam-tier__title{font-family:var(--font-ui);letter-spacing:-.01em;text-transform:none;color:rgb(var(--black));flex-wrap:wrap;align-items:baseline;gap:.35rem .5rem;margin:0;font-size:.9375rem;font-weight:700;line-height:1.3;display:flex}.exam-tier__badge{border-radius:var(--radius-ui);font-family:var(--font-ui);letter-spacing:.04em;text-transform:uppercase;white-space:nowrap;background:var(--surface-raised);color:rgb(var(--gray-dark));border:1px solid var(--border-soft);flex-shrink:0;padding:.25rem .65rem;font-size:.6875rem;font-weight:600;line-height:1.25}.exam-tier--starter .exam-tier__badge{color:var(--tier-starter);border-color:color-mix(in srgb, var(--tier-starter) 25%, var(--border));background:color-mix(in srgb, var(--tier-starter) 8%, #fff)}.exam-tier--exam .exam-tier__badge{color:var(--tier-exam);border-color:color-mix(in srgb, var(--tier-exam) 25%, var(--border));background:color-mix(in srgb, var(--tier-exam) 8%, #fff)}.exam-tier--advanced .exam-tier__badge{color:var(--tier-advanced);border-color:color-mix(in srgb, var(--tier-advanced) 25%, var(--border));background:color-mix(in srgb, var(--tier-advanced) 8%, #fff)}.exam-tier__description{max-width:42rem;color:rgb(var(--gray-dark));margin:0;font-size:.875rem;line-height:1.55}.exam-tier__band{color:rgb(var(--gray));text-transform:none;letter-spacing:0;font-size:.8125rem;font-weight:500}.exam-tier__band:before{content:"·";color:var(--border);margin-right:.5rem;font-weight:700}.exam-tier__empty{color:rgb(var(--gray));margin:0;font-size:.875rem}.exam-tier__grid{grid-template-columns:1fr;gap:.75rem;display:grid}@media (width>=640px){.exam-tier__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=1280px){.exam-tier__grid{grid-template-columns:repeat(3,minmax(0,1fr))}}