.course-hero[data-astro-cid-pisv3lrm]{padding-top:1.75rem;padding-bottom:1rem}.course-materials[data-astro-cid-pisv3lrm]{padding-top:2rem;padding-bottom:3rem}.course-header[data-astro-cid-pisv3lrm]{margin-bottom:.5rem;text-align:center}.course-materials[data-astro-cid-pisv3lrm] h2[data-astro-cid-pisv3lrm]{color:var(--primary-color);font-size:1.75rem;text-align:center;margin-top:0;margin-bottom:1.5rem}.materials-grid[data-astro-cid-pisv3lrm]{display:grid;grid-template-columns:auto repeat(2,1fr);gap:1.25rem;max-width:1000px;margin:0 auto}.m-card[data-astro-cid-pisv3lrm]{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;gap:.75rem;padding:1.5rem;background:#fff;border:none;border-radius:16px;text-decoration:none;color:inherit;font:inherit;cursor:pointer;box-shadow:0 0 0 1px #0000000a,0 1px 2px #0000000a,0 4px 16px #0000000a;transition:transform .25s cubic-bezier(.25,.46,.45,.94),box-shadow .25s ease;-webkit-tap-highlight-color:transparent}.m-card[data-astro-cid-pisv3lrm]:hover{transform:translateY(-4px);box-shadow:0 0 0 1px #0000000a,0 4px 8px #0000000f,0 12px 32px #00000014}.m-card[data-astro-cid-pisv3lrm]:active{transform:translateY(-1px);transition:transform .1s ease}.m-icon[data-astro-cid-pisv3lrm]{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:14px;color:#fff;background:linear-gradient(135deg,var(--g-from),var(--g-to));box-shadow:0 2px 8px -2px #0000002e,inset 0 1px #fff3;transition:transform .25s cubic-bezier(.25,.46,.45,.94)}.m-card[data-astro-cid-pisv3lrm]:hover .m-icon[data-astro-cid-pisv3lrm]{transform:scale(1.06)}.m-card[data-astro-cid-pisv3lrm] h3[data-astro-cid-pisv3lrm]{margin:.25rem 0 0;font-size:1.0625rem;font-weight:600;letter-spacing:-.01em;line-height:1.3;color:#1a1a1a}.m-feature[data-astro-cid-pisv3lrm]{grid-row:span 2;position:relative;align-self:center;justify-self:center;width:180px;margin:0 1.25rem;aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;text-align:center;border-radius:50%;color:#fff;background:radial-gradient(circle at 30% 25%,var(--g-to),var(--g-from) 70%);box-shadow:0 6px 14px #4338ca2e,0 18px 44px #4338ca38;text-decoration:none;transition:transform .25s cubic-bezier(.25,.46,.45,.94),box-shadow .25s ease}.m-feature[data-astro-cid-pisv3lrm]:before{content:"";position:absolute;inset:-9px;border-radius:50%;border:2px dashed rgba(99,102,241,.4);transition:transform .6s ease}.m-feature[data-astro-cid-pisv3lrm]:hover{transform:translateY(-4px);box-shadow:0 8px 18px #4338ca38,0 24px 52px #4338ca47}.m-feature[data-astro-cid-pisv3lrm]:hover:before{transform:rotate(45deg)}@media (prefers-reduced-motion: reduce){.m-feature[data-astro-cid-pisv3lrm],.m-feature[data-astro-cid-pisv3lrm]:before{transition:none}}.m-feature[data-astro-cid-pisv3lrm] .m-icon-lg[data-astro-cid-pisv3lrm]{width:44px;height:44px;border-radius:16px;background:#ffffff29;box-shadow:inset 0 1px #ffffff40}.m-feature[data-astro-cid-pisv3lrm] h3[data-astro-cid-pisv3lrm]{margin:0;font-size:1.1rem;font-weight:700;letter-spacing:-.01em;color:#fff}@media (max-width: 1024px){.m-feature[data-astro-cid-pisv3lrm]{grid-column:1 / -1;grid-row:auto;width:150px;margin:1rem 0}}@media (max-width: 1024px){.materials-grid[data-astro-cid-pisv3lrm]{grid-template-columns:repeat(2,1fr)}}@media (max-width: 540px){.materials-grid[data-astro-cid-pisv3lrm]{grid-template-columns:1fr;gap:.75rem}.m-card[data-astro-cid-pisv3lrm]{flex-direction:row;align-items:center;gap:1rem;padding:1rem 1.125rem;border-radius:14px;text-align:left}.m-icon[data-astro-cid-pisv3lrm]{width:48px;height:48px;border-radius:12px;flex-shrink:0}.m-icon[data-astro-cid-pisv3lrm] svg[data-astro-cid-pisv3lrm]{width:24px;height:24px}.m-card[data-astro-cid-pisv3lrm] h3[data-astro-cid-pisv3lrm]{margin:0;flex:1}}.modal-overlay[data-astro-cid-pisv3lrm]{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;backdrop-filter:blur(4px)}.modal-content[data-astro-cid-pisv3lrm]{background:#fff;border-radius:1rem;box-shadow:var(--shadow-lg);max-width:400px;width:90%;max-height:90vh;overflow-y:auto}.modal-header[data-astro-cid-pisv3lrm]{padding:2rem 2rem 1rem;border-bottom:1px solid var(--border);text-align:center}.modal-header[data-astro-cid-pisv3lrm] h3[data-astro-cid-pisv3lrm]{margin:0;color:var(--primary-color);font-size:1.5rem}.modal-body[data-astro-cid-pisv3lrm]{padding:2rem}.modal-body[data-astro-cid-pisv3lrm] p[data-astro-cid-pisv3lrm]{margin-bottom:1.5rem;color:var(--text-light);line-height:1.6;text-align:center}.password-input-group[data-astro-cid-pisv3lrm]{margin-bottom:1rem}#passwordInput[data-astro-cid-pisv3lrm]{width:100%;padding:1rem;border:2px solid var(--border);border-radius:.75rem;font-size:1.1rem;text-align:center;transition:border-color .3s ease;box-sizing:border-box}#passwordInput[data-astro-cid-pisv3lrm]:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #1e3a8a1a}.error-message[data-astro-cid-pisv3lrm]{background:#fee2e2;color:#dc2626;padding:.75rem;border-radius:.5rem;font-size:.875rem;text-align:center;border:1px solid #fecaca;margin-top:1rem}.modal-footer[data-astro-cid-pisv3lrm]{padding:1rem 2rem 2rem;display:flex;gap:1rem;justify-content:flex-end}.btn[data-astro-cid-pisv3lrm]{padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:600;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block}.btn[data-astro-cid-pisv3lrm]:not(.btn-secondary){background:var(--primary-color);color:#fff}.btn[data-astro-cid-pisv3lrm]:not(.btn-secondary):hover{background:var(--secondary-color);transform:translateY(-2px)}.btn-secondary[data-astro-cid-pisv3lrm]{background:var(--background-light);color:var(--text-dark);border:1px solid var(--border)}.btn-secondary[data-astro-cid-pisv3lrm]:hover{background:var(--border)}@media (max-width: 768px){.modal-footer[data-astro-cid-pisv3lrm]{flex-direction:column}.btn[data-astro-cid-pisv3lrm]{width:100%;text-align:center}}@media (max-width: 540px){.course-materials[data-astro-cid-pisv3lrm] h2[data-astro-cid-pisv3lrm]{font-size:1.5rem}}