.poincare-wrap{max-width:960px;margin:0 auto;padding:15px 15px 80px}.poincare-site-header{color:var(--muted);border-bottom:1px solid var(--line);text-align:center;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;max-width:980px;margin:0 auto;padding:16px 20px;font-size:13px;line-height:normal;display:flex}.hero-section{text-align:center;margin:0 auto;padding:20px 0}.poincare-site-header a{color:var(--accent);font-weight:700;text-decoration:none}.poincare-reference-page h1{margin:0 0 6px;font-size:34px}.poincare-subtitle{color:var(--muted);font-size:17px;font-style:italic}.poincare-reference-page h2{border-bottom:2px solid var(--accent);margin-top:44px;padding-bottom:6px;font-size:22px}.poincare-reference-page p{margin:14px 0}.poincare-reference-page table{border-collapse:collapse;width:100%;margin:18px 0;font-family:Courier New,monospace;font-size:14px}.poincare-reference-page th,.poincare-reference-page td{border:1px solid var(--poincare-line);text-align:left;padding:8px 10px}.poincare-reference-page th{background:var(--accent-bg);color:#5c3a10}.poincare-formula-box{background:var(--accent-bg);border:1px solid var(--poincare-line);border-left:4px solid var(--accent);margin:20px 0;padding:18px 20px;font-family:Courier New,monospace;font-size:15px}.poincare-example-box{border:1px solid var(--poincare-line);background:#f4f4f0;margin:16px 0;padding:16px 20px;font-size:14.5px}.poincare-example-box table{margin-top:10px}.poincare-timeline{border-left:3px solid var(--accent);margin:20px 0;padding-left:20px}.poincare-timeline-item{margin-bottom:18px}.poincare-timeline-year{color:var(--accent);font-family:Courier New,monospace;font-weight:700}.poincare-note{background:#fff8e6;border:1px solid #f0dca0;margin:16px 0;padding:12px 16px;font-size:14px}.poincare-reading-list{padding-left:25px}.poincare-reading-list li{margin-bottom:10px}.poincare-cross-sell{background:#eef8f0;border:1px solid #cfe8d4;margin:26px 0;padding:14px 18px;font-size:14.5px}.poincare-cross-sell a{color:#1a7a3d;font-weight:700;text-decoration:none}.poincare-faq-item{margin-bottom:20px}.poincare-faq-question{margin-bottom:4px;font-weight:700}.poincare-references{color:var(--muted);padding-left:20px;font-size:13.5px}.poincare-references li{margin-bottom:8px}.poincare-footer{border-top:1px solid var(--poincare-line);color:var(--muted);margin-top:60px;padding-top:18px;font-size:13px}.poincare-footer a{color:var(--accent)}.poincare-updated{color:#999;margin-top:6px;font-size:12px}.about-disclaimer{border:1px dashed var(--accent);margin-top:36px;padding:14px 16px;font-size:11.5px}.about-disclaimer p{margin-bottom:8px;font-size:11.5px}.about-disclaimer p:last-child{margin-bottom:0}.about-disclaimer p:first-child{margin-top:0}@media (max-width:600px){.poincare-wrap{padding:30px 16px 60px}.poincare-site-header{gap:15px;font-size:11px}.poincare-reference-page h1{font-size:28px}.poincare-reference-page h2{font-size:20px}.poincare-subtitle{font-size:15px}.poincare-reference-page table{font-size:12px}.poincare-reference-page th,.poincare-reference-page td{padding:7px 8px}.poincare-timeline{padding-left:15px}.poincare-formula-box{font-size:13px;overflow-x:auto}}