*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color:#0B2D4B;--primary-hover:#2A3B4C;--secondary-color:#5A6A7A;--background:#f8fafc;--surface:#ffffff;--text-primary:#0B2D4B;--text-secondary:#5A6A7A;--border-color:#e2e8f0;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1);--critical:#dc2626;--high:#ea580c;--medium:#ca8a04;--low:#059669}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background-color:var(--background);color:var(--text-primary);line-height:1.6}.guidelines-container{max-width:1400px;margin:0 auto}.guidelines-intro{text-align:center;margin-bottom:40px}.guidelines-intro h2{font-size:2.5rem;margin-bottom:16px;color:var(--text-primary);font-weight:700}.guidelines-intro p{font-size:1.1rem;color:var(--text-secondary);max-width:600px;margin:0 auto;line-height:1.6}.search-container{margin-bottom:30px;text-align:center}#guidelines-search{width:100%;max-width:500px;padding:12px 20px;font-size:16px;border:2px solid var(--border-color);border-radius:8px;outline:none;transition:all 0.3s ease;background:var(--surface);color:var(--text-primary)}#guidelines-search:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(37,99,235,0.1)}#guidelines-search::placeholder{color:var(--text-secondary);opacity:0.6}.section-header{text-align:center;margin-bottom:2rem}.section-title{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:0.5rem}.section-description{font-size:1.125rem;color:var(--text-secondary)}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem;margin-top:2rem}.category-card{background:var(--surface);border:2px solid var(--border-color);border-radius:12px;padding:1.5rem;cursor:pointer;transition:all 0.3s ease;box-shadow:var(--shadow-sm);position:relative;min-height:180px}.category-card:hover,.category-card:focus{border-color:var(--primary-color);box-shadow:var(--shadow-lg);transform:translateY(-4px);outline:none}.category-card-header{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}.category-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));border-radius:10px;display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:1.5rem;flex-shrink:0}.category-card-title{flex:1}.category-card-title h3{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:0.25rem}.category-badge{display:inline-block;background:var(--background);color:var(--text-secondary);padding:0.25rem 0.75rem;border-radius:6px;font-size:0.875rem;font-weight:500}.category-card-description{color:var(--text-secondary);font-size:0.9375rem;line-height:1.5;margin-bottom:1rem}.category-card-footer{display:flex;justify-content:space-between;align-items:center;padding-top:1rem;border-top:1px solid var(--border-color)}.guideline-count-badge{display:flex;align-items:center;gap:0.5rem;color:var(--text-secondary);font-size:0.875rem;font-weight:500}.view-arrow{color:var(--primary-color);font-weight:600;font-size:0.9rem}.category-priority{position:absolute;bottom:16px;right:16px}.priority-badge{padding:4px 8px;border-radius:4px;font-size:0.8rem;font-weight:500}.priority-badge.high{background:#fee;color:var(--high)}.priority-badge.medium{background:#fff3cd;color:var(--medium)}.view-header{margin-bottom:2rem}.view-header h2{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:0.5rem}.view-description{font-size:1.125rem;color:var(--text-secondary)}.back-button{display:inline-flex;align-items:center;gap:0.5rem;background:var(--surface);border:1px solid var(--border-color);padding:0.75rem 1.25rem;border-radius:8px;font-size:1rem;font-weight:500;color:var(--text-primary);cursor:pointer;transition:all 0.2s ease;margin-bottom:1.5rem}.back-button:hover{background:var(--background);border-color:var(--primary-color);color:var(--primary-color)}.guidelines-header{margin-bottom:30px}.category-info h2{font-size:2rem;margin-bottom:8px;color:var(--text-primary);font-weight:700}.category-info p{color:var(--text-secondary);font-size:1rem}.category-header{margin-bottom:1rem}.category-header h2{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:0.5rem}.category-meta{display:flex;gap:1rem;align-items:center}.category-id{display:inline-block;background:var(--primary-color);color:white;padding:0.25rem 0.75rem;border-radius:6px;font-size:0.875rem;font-weight:600}.guideline-count{color:var(--text-secondary);font-size:1rem;font-weight:500}.filter-bar{background:var(--surface);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem;margin-bottom:2rem;box-shadow:var(--shadow-sm)}.filter-group label{display:block;font-weight:600;color:var(--text-primary);margin-bottom:0.75rem}.filter-buttons{display:flex;gap:0.75rem;flex-wrap:wrap}.filter-btn{padding:0.5rem 1rem;border:2px solid var(--border-color);background:var(--surface);border-radius:8px;font-size:0.9375rem;font-weight:500;color:var(--text-primary);cursor:pointer;transition:all 0.2s ease}.filter-btn:hover{border-color:var(--primary-color);background:var(--background)}.filter-btn.active{background:var(--primary-color);border-color:var(--primary-color);color:white}.filter-btn.priority-critical.active{background:var(--critical);border-color:var(--critical)}.filter-btn.priority-high.active{background:var(--high);border-color:var(--high)}.filter-btn.priority-medium.active{background:var(--medium);border-color:var(--medium)}.filter-btn.priority-low.active{background:var(--low);border-color:var(--low)}.results-count{margin-top:1rem;color:var(--text-secondary);font-size:0.9375rem}.guidelines-list{display:flex;flex-direction:column;gap:1rem}.guideline-item,.guideline-card{background:var(--surface);border:1px solid var(--border-color);border-left:4px solid var(--border-color);border-radius:8px;padding:1.5rem;box-shadow:var(--shadow-sm);transition:all 0.2s ease;cursor:pointer}.guideline-item:hover,.guideline-item:focus,.guideline-card:hover,.guideline-card:focus{box-shadow:var(--shadow-md);border-color:var(--primary-color);outline:none}.guideline-card.expanded{border-color:var(--primary-color);background:linear-gradient(to bottom,var(--surface) 0%,#f8fafc 100%)}.guideline-card.priority-critical{border-left-color:var(--critical)}.guideline-card.priority-high,.guideline-item.priority-high{border-left-color:var(--high)}.guideline-card.priority-medium,.guideline-item.priority-medium{border-left-color:var(--medium)}.guideline-card.priority-low,.guideline-item.priority-low{border-left-color:var(--low)}.guideline-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem;gap:1rem}.guideline-title-section{flex:1}.guideline-id{display:inline-block;font-family:'Inter',sans-serif;font-size:0.875rem;font-weight:600;color:var(--text-secondary);margin-bottom:0.5rem}.guideline-title{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin:0 0 0.5rem 0}.guideline-priority{padding:4px 12px;border-radius:20px;font-size:0.8rem;font-weight:600;text-transform:uppercase;flex-shrink:0;align-self:flex-start}.guideline-priority.priority-critical{background:#fee;color:var(--critical)}.guideline-priority.priority-high{background:#fee;color:var(--high)}.guideline-priority.priority-medium{background:#fff3cd;color:var(--medium)}.guideline-priority.priority-low{background:#d1fae5;color:var(--low)}.guideline-badges{display:flex;gap:0.5rem;flex-wrap:wrap;align-items:center}.badge{padding:0.25rem 0.75rem;border-radius:6px;font-size:0.8125rem;font-weight:600;text-transform:uppercase;letter-spacing:0.025em}.badge-priority{color:white}.badge-priority.critical{background:var(--critical)}.badge-priority.high{background:var(--high)}.badge-priority.medium{background:var(--medium)}.badge-priority.low{background:var(--low)}.badge-impact{background:var(--background);color:var(--text-secondary)}.badge-wcag{background:var(--primary-color);color:white}.expand-icon{font-size:1.5rem;font-weight:600;color:var(--primary-color);line-height:1;margin-left:0.5rem;transition:transform 0.2s ease;width:24px;text-align:center;flex-shrink:0}.guideline-card:hover .expand-icon,.guideline-item:hover .expand-icon{transform:scale(1.1)}.guideline-description{color:var(--text-primary);font-size:1rem;line-height:1.6;margin:0 0 1rem 0}.guideline-details{margin-top:1.5rem;padding-top:1.5rem;border-top:2px dashed var(--border-color)}.guideline-section{margin-bottom:1.5rem}.guideline-section:last-child{margin-bottom:0}.guideline-section-title{display:flex;align-items:center;gap:0.5rem;font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:0.75rem}.guideline-section-title svg{color:var(--primary-color);flex-shrink:0}.guideline-section p{color:var(--text-secondary);font-size:0.9375rem;line-height:1.6;margin:0}.guideline-explanation,.guideline-examples{margin-bottom:20px}.guideline-details h4{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:8px}.guideline-details p{color:var(--text-secondary);line-height:1.6;margin-bottom:16px}.guideline-examples ul,.guideline-tools ul,.guideline-examples,.guideline-tools{list-style:none;padding:0;margin:0}.guideline-examples li,.guideline-tools li{padding:8px 0;color:var(--text-secondary);position:relative;padding-left:20px;font-size:0.9375rem;line-height:1.6;margin-bottom:0.5rem}.guideline-examples li:last-child,.guideline-tools li:last-child{margin-bottom:0}.guideline-examples li:before,.guideline-examples li::marker{content:"•";color:var(--primary-color);font-weight:bold;position:absolute;left:0}.guideline-tools li::marker{color:var(--primary-color)}.guideline-research{background:var(--background);border-left:3px solid var(--primary-color);padding:1rem;border-radius:6px;margin-bottom:1rem}.guideline-research strong{display:block;color:var(--text-primary);font-weight:600;margin-bottom:0.5rem}.guideline-research p{color:var(--text-secondary);font-size:0.9375rem;line-height:1.5;margin:0}.hidden{display:none!important}.loading{text-align:center;padding:3rem;color:var(--text-secondary);font-size:1.125rem}@media (prefers-reduced-motion:reduce){.category-card,.guideline-item,.guideline-card,.filter-btn,.back-button{transition:none}}.category-card:focus-visible,.guideline-item:focus-visible,.guideline-card:focus-visible,.filter-btn:focus-visible,.back-button:focus-visible{outline:3px solid var(--primary-color);outline-offset:2px}@media (max-width:768px){.guidelines-intro h2{font-size:2rem}.guidelines-intro p{font-size:1rem}.categories-grid{grid-template-columns:1fr;gap:1rem}.category-card{padding:1.25rem;min-height:160px}.filter-buttons{flex-direction:column}.filter-btn{width:100%}.guideline-header{flex-direction:column;gap:0.75rem}.guideline-badges{width:100%}.expand-icon{align-self:flex-end}.category-info h2{font-size:1.5rem}}@media (max-width:480px){.section-title{font-size:1.5rem}.category-card-title h3{font-size:1.1rem}.guideline-title{font-size:1.1rem}}