.jer-page{--jer-blue:#1c5bad;--jer-dark:#0b1b3a;--jer-bg:#f8fafc;--jer-border:#e6e8ef;--jer-text:#0b1220;--jer-muted:#64748b;max-width:1180px;margin:0 auto;padding:14px 16px 40px;font:17px/1.75 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--jer-text)}.jer-page h1{font:900 2.2rem/1.18 system-ui,sans-serif;margin:.4rem 0 .6rem;color:var(--jer-dark)}.jer-page h2{font:800 1.5rem/1.25 system-ui,sans-serif;margin:24px 0 10px;border-left:5px solid var(--jer-blue);padding-left:14px;color:var(--jer-dark)}.jer-page h3{font:700 1.2rem/1.3 system-ui,sans-serif;margin:18px 0 8px;color:var(--jer-dark)}.jer-page p{margin:8px 0}.jer-page a{color:var(--jer-blue);text-decoration:none;font-weight:600}.jer-page a:hover{text-decoration:underline}.jer-hero{display:grid;grid-template-columns:1fr 1fr;grid-gap:28px;gap:28px;align-items:start;margin:18px 0 8px}.jer-hero img{width:100%;height:auto;border-radius:12px;border:1px solid var(--jer-border);background:#fff}.jer-hero .jer-lead{font-size:1.05rem;color:#334155}.jer-hero ul{margin:10px 0 0;padding-left:22px}.jer-hero li{margin:6px 0}@media (max-width:860px){.jer-hero{grid-template-columns:1fr}}.jer-features{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px;margin:16px 0}.jer-feature{background:var(--jer-bg);border:1px solid var(--jer-border);border-radius:12px;padding:16px}.jer-feature h3{margin:0 0 6px;color:var(--jer-blue);font-size:1.05rem}.jer-feature p{margin:0;color:#334155;font-size:.97rem}@media (max-width:860px){.jer-features{grid-template-columns:1fr}}.jer-spec{margin-top:18px}.jer-spec-formula{background:#f1f5f9;border-left:4px solid var(--jer-blue);padding:10px 14px;border-radius:6px;font-size:.98rem}.jer-spec-formula code{background:#fff;padding:1px 6px;border-radius:4px;border:1px solid var(--jer-border)}.jer-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 10px}.jer-tab{background:#fff;border:1px solid var(--jer-border);border-radius:8px;padding:8px 14px;font-weight:600;color:var(--jer-dark);cursor:pointer}.jer-tab.active,.jer-tab:hover{border-color:var(--jer-blue)}.jer-tab.active{background:var(--jer-blue);color:#fff}.jer-csv{margin-left:auto;background:#0b1b3a;color:#fff;border:none;border-radius:8px;padding:8px 14px;font-weight:600;cursor:pointer}.jer-csv:hover{background:#1c5bad}.jer-table-wrap{overflow-x:auto;border:1px solid var(--jer-border);border-radius:8px}.jer-table{width:100%;border-collapse:collapse;min-width:520px}.jer-table td,.jer-table th{border-bottom:1px solid var(--jer-border);padding:10px 12px;text-align:left;font-size:.97rem}.jer-table th{background:#f1f5f9;font-weight:700;color:var(--jer-dark)}.jer-table tr:last-child td{border-bottom:none}.jer-table tr:hover td{background:#fafbff}.jer-spec-note{color:var(--jer-muted);font-size:.9rem;margin-top:10px}.jer-params{width:100%;border-collapse:collapse;margin:12px 0 22px}.jer-params td,.jer-params th{border:1px solid var(--jer-border);padding:10px 12px;text-align:left;font-size:.97rem}.jer-params th{background:#f1f5f9;font-weight:700;width:38%;color:var(--jer-dark)}.jer-apps{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px;margin:12px 0 20px}.jer-app{border:1px solid var(--jer-border);border-radius:10px;overflow:hidden;background:#fff}.jer-app img{width:100%;height:180px;object-fit:cover;display:block}.jer-app figcaption{padding:10px 12px;font-size:.95rem;color:var(--jer-dark);font-weight:600}@media (max-width:860px){.jer-apps{grid-template-columns:1fr 1fr}}@media (max-width:560px){.jer-apps{grid-template-columns:1fr}}.jer-faq details{border:1px solid var(--jer-border);border-radius:8px;padding:12px 16px;margin:10px 0;background:#fff}.jer-faq summary{cursor:pointer;font-weight:700;color:var(--jer-dark)}.jer-faq details[open] summary{margin-bottom:8px}@media (max-width:600px){.jer-page{padding:12px 14px 28px;font-size:16px}.jer-page h1{font-size:1.6rem}.jer-page h2{font-size:1.25rem}}