.course-hero[data-astro-cid-pisv3lrm]{padding-top:2rem}.course-breadcrumb[data-astro-cid-pisv3lrm]{margin-bottom:2rem}.course-breadcrumb[data-astro-cid-pisv3lrm] a[data-astro-cid-pisv3lrm]{color:var(--primary-color);text-decoration:none;font-weight:500}.course-breadcrumb[data-astro-cid-pisv3lrm] a[data-astro-cid-pisv3lrm]:hover{text-decoration:underline}.course-header[data-astro-cid-pisv3lrm]{margin-bottom:1.5rem;text-align:center}.course-materials[data-astro-cid-pisv3lrm] h2[data-astro-cid-pisv3lrm]{color:var(--primary-color);text-align:center;margin-bottom:2rem}.materials-grid[data-astro-cid-pisv3lrm]{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.material-card[data-astro-cid-pisv3lrm]{background:var(--background);border:1px solid var(--border);border-radius:1rem;padding:2rem;text-decoration:none;color:inherit;transition:all .3s ease;box-shadow:var(--shadow);display:block;position:relative;cursor:pointer}.material-card[data-astro-cid-pisv3lrm]:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary-color)}.practice-buddy-card[data-astro-cid-pisv3lrm]:hover{border-color:#8b5cf6}.material-icon[data-astro-cid-pisv3lrm]{font-size:3rem;text-align:center;margin-bottom:1rem}.material-card[data-astro-cid-pisv3lrm] h3[data-astro-cid-pisv3lrm]{color:var(--primary-color);margin-bottom:1rem;text-align:center}.practice-buddy-card[data-astro-cid-pisv3lrm] h3[data-astro-cid-pisv3lrm]{color:#8b5cf6}.material-type[data-astro-cid-pisv3lrm]{padding:.5rem 1rem;border-radius:2rem;font-size:.875rem;font-weight:600;text-transform:uppercase;text-align:center;background:#e3f2fd;color:#1565c0}.material-type[data-astro-cid-pisv3lrm].ai-tool{background:#f3f0ff;color:#8b5cf6}.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:var(--background);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){.materials-grid[data-astro-cid-pisv3lrm]{grid-template-columns:1fr}.material-card[data-astro-cid-pisv3lrm]{padding:1.5rem}.modal-footer[data-astro-cid-pisv3lrm]{flex-direction:column}.btn[data-astro-cid-pisv3lrm]{width:100%;text-align:center}}