:root{--zebra-black:#1a1a1a;--zebra-blue:#005f9e;--zebra-blue-light:#e8f2fb;--zebra-blue-mid:#cce1f4;--text:#2c2c2c;--text-muted:#5c5c5c;--text-light:#888;--border:#e0e4e8;--bg-light:#f7f8fa;--bg-white:#ffffff;--accent-orange:#e05c00;--radius:8px;--radius-lg:12px}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}body{font-family:'Georgia','Times New Roman',serif;font-size:17px;line-height:1.75;color:var(--text);background:#fff;max-width:860px;margin:0 auto;padding:2rem 1.5rem 4rem}.breadcrumb{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:var(--text-light);margin-bottom:2rem;display:flex;flex-wrap:wrap;gap:6px;align-items:center}.breadcrumb a{color:var(--zebra-blue);text-decoration:none}.breadcrumb a:hover{text-decoration:underline}.breadcrumb span{color:var(--text-light)}.article-meta{font-family:'Helvetica Neue',Arial,sans-serif;display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-bottom:1.5rem;font-size:13px;color:var(--text-muted)}.badge-cat{background:var(--zebra-blue);color:#fff;padding:3px 10px;border-radius:4px;font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.badge-update{background:var(--bg-light);border:1px solid var(--border);padding:3px 10px;border-radius:4px;font-size:12px}.zebra h1{font-family:'Helvetica Neue',Arial,sans-serif;font-size:clamp(1.8rem, 4vw, 2.4rem);font-weight:700;line-height:1.2;color:var(--zebra-black);margin-bottom:1rem;letter-spacing:-.02em}.zebra h2{font-family:'Helvetica Neue',Arial,sans-serif;font-size:1.45rem;font-weight:700;color:var(--zebra-black);margin:2.8rem 0 1rem;padding-bottom:.5rem;border-bottom:2px solid var(--zebra-blue);letter-spacing:-.01em}.zebra h3{font-family:'Helvetica Neue',Arial,sans-serif;font-size:1.15rem;font-weight:700;color:var(--zebra-black);margin:2rem 0 .75rem}.zebra h4{font-family:'Helvetica Neue',Arial,sans-serif;font-size:1rem;font-weight:700;color:var(--text);margin:1.5rem 0 .5rem}.zebra p{margin-bottom:1.1rem}strong{color:var(--zebra-black)}.zebra a{color:var(--zebra-blue)}.zebra a:hover{text-decoration:underline}.zebra ul,ol{margin:.75rem 0 1.1rem 1.5rem}.zebra li{margin-bottom:.4rem}.intro-chapeau{font-size:1.1rem;line-height:1.7;color:var(--text-muted);border-left:4px solid var(--zebra-blue);padding:1rem 1.25rem;background:var(--zebra-blue-light);border-radius:0 var(--radius) var(--radius) 0;margin-bottom:2rem;font-family:'Helvetica Neue',Arial,sans-serif}.toc{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem 1.75rem;margin-bottom:2.5rem}.toc-title{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:1rem}.toc ol{margin:0;padding-left:1.25rem}.toc li{font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px;margin-bottom:.5rem}.toc a{color:var(--zebra-black);text-decoration:none}.toc a:hover{color:var(--zebra-blue);text-decoration:underline}.img-placeholder{width:100%;background:linear-gradient(135deg,#f0f4f8 0%,#e4ecf4 100%);border:2px dashed #b0c4d8;border-radius:var(--radius-lg);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2.5rem 1.5rem;margin:1.5rem 0;text-align:center;font-family:'Helvetica Neue',Arial,sans-serif}.img-placeholder .img-icon{font-size:2.5rem;margin-bottom:.75rem;opacity:.4}.img-placeholder .img-filename{font-size:13px;font-weight:700;color:var(--zebra-blue);background:var(--zebra-blue-mid);padding:4px 12px;border-radius:4px;margin-bottom:.5rem;font-family:monospace;letter-spacing:.02em}.img-placeholder .img-desc{font-size:13px;color:var(--text-muted);max-width:400px;line-height:1.5}.img-placeholder .img-dimensions{font-size:11px;color:var(--text-light);margin-top:.4rem}.img-float-right{float:right;width:42%;margin:.5rem 0 1.5rem 2rem}.img-float-left{float:left;width:42%;margin:.5rem 2rem 1.5rem 0}.clearfix::after{content:'';display:table;clear:both}.table-wrapper{overflow-x:auto;margin:1.5rem 0;border-radius:var(--radius-lg);border:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px}thead tr{background:var(--zebra-black);color:#fff}thead th{padding:11px 14px;text-align:left;font-weight:600;font-size:13px;letter-spacing:.02em;white-space:nowrap}tbody tr:nth-child(even){background:var(--bg-light)}tbody tr:hover{background:var(--zebra-blue-light)}tbody td{padding:10px 14px;border-bottom:1px solid var(--border);vertical-align:top}tbody tr:last-child td{border-bottom:none}td strong{color:var(--zebra-blue)}.callout{display:flex;gap:1rem;padding:1.1rem 1.3rem;border-radius:var(--radius);margin:1.5rem 0;font-family:'Helvetica Neue',Arial,sans-serif;font-size:14.5px;line-height:1.65}.callout-icon{font-size:1.4rem;flex-shrink:0;margin-top:1px}.callout-body strong{display:block;margin-bottom:3px;font-size:14px}.callout-tip{background:#edf8f0;border-left:4px solid #2e9e5b}.callout-tip .callout-icon{color:#2e9e5b}.callout-warning{background:#fff8ed;border-left:4px solid var(--accent-orange)}.callout-warning .callout-icon{color:var(--accent-orange)}.callout-info{background:var(--zebra-blue-light);border-left:4px solid var(--zebra-blue)}.callout-info .callout-icon{color:var(--zebra-blue)}.specs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:1.5rem 0}.spec-card{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem;font-family:'Helvetica Neue',Arial,sans-serif}.spec-card-title{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--zebra-blue);margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid var(--zebra-blue-mid)}.spec-row{display:flex;justify-content:space-between;font-size:13px;padding:4px 0;border-bottom:1px solid #eee;gap:8px}.spec-row:last-child{border-bottom:none}.spec-label{color:var(--text-muted);flex-shrink:0}.spec-value{font-weight:600;color:var(--text);text-align:right}.cta-block{background:var(--zebra-black);color:#fff;border-radius:var(--radius-lg);padding:2rem 2rem;margin:2.5rem 0;display:flex;flex-direction:column;align-items:flex-start;gap:1rem;font-family:'Helvetica Neue',Arial,sans-serif}.cta-block h3{color:#fff;font-size:1.2rem;margin:0}.cta-block p{color:rgb(255 255 255 / .75);font-size:14px;line-height:1.6;margin:0;font-family:'Helvetica Neue',Arial,sans-serif}.cta-buttons{display:flex;gap:12px;flex-wrap:wrap}.btn-primary{background:var(--zebra-blue);color:#fff;padding:10px 20px;border-radius:6px;font-size:14px;font-weight:600;text-decoration:none;display:inline-block;transition:opacity .15s}.btn-primary:hover{opacity:.85;text-decoration:none;color:#fff}.btn-secondary{background:#fff0;color:rgb(255 255 255 / .85);padding:10px 20px;border-radius:6px;font-size:14px;font-weight:600;text-decoration:none;display:inline-block;border:1px solid rgb(255 255 255 / .35);transition:all .15s}.btn-secondary:hover{background:rgb(255 255 255 / .1);color:#fff;text-decoration:none}.related-articles{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem 1.5rem;margin:1.5rem 0}.related-title{font-family:'Helvetica Neue',Arial,sans-serif;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-light);margin-bottom:.75rem}.related-articles ul{margin:0;padding-left:1.1rem}.related-articles li{font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px;margin-bottom:.4rem}.faq-item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.75rem;font-family:'Helvetica Neue',Arial,sans-serif;overflow:hidden}.faq-q{padding:1rem 1.25rem;font-weight:600;font-size:14.5px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:1rem;background:var(--bg-light);color:var(--zebra-black)}.faq-q:hover{background:var(--zebra-blue-light)}.faq-a{padding:1rem 1.25rem;font-size:14px;line-height:1.7;color:var(--text);background:#fff;border-top:1px solid var(--border)}.author-box{display:flex;gap:1.25rem;padding:1.5rem;background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius-lg);margin-top:3rem;font-family:'Helvetica Neue',Arial,sans-serif;align-items:flex-start}.author-avatar{width:52px;height:52px;border-radius:50%;background:var(--zebra-blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;flex-shrink:0}.author-name{font-weight:700;font-size:15px;margin-bottom:3px}.author-bio{font-size:13px;color:var(--text-muted);line-height:1.55}@media (max-width:640px){body{padding:1rem 1rem 3rem;font-size:16px}h1{font-size:1.7rem}.img-float-right,.img-float-left{float:none;width:100%;margin:1rem 0}.specs-grid{grid-template-columns:1fr}.cta-block{padding:1.5rem}}