.cfz *{box-sizing:border-box}.cfz{--navy:#0d2440;--brand:#0b5cab;--brand-soft:#e8f1fb;--accent:#f47b20;--accent-soft:#fff2e6;--cf-ink:#22303f;--cf-muted:#63758a;--cf-line:#dde5ee;--side:260px;--gap:48px;font-family:var(--body, "Be Vietnam Pro", system-ui, sans-serif);color:var(--cf-ink);line-height:1.75;font-size:17px}.cfz .wrap{width:100%;max-width:1280px;margin-inline:auto;padding-inline:clamp(16px,3vw,32px)}.cfz .layout{display:grid;grid-template-columns:minmax(0,1fr) var(--side);gap:var(--gap);align-items:start;padding-block:30px 8px}.cfz .bc{font-size:13px;color:var(--cf-muted);padding-top:16px}.cfz .bc a{color:var(--cf-muted);text-decoration:none}.cfz .bc span{margin:0 7px}.cfz .hero{background:linear-gradient(135deg,#0d2440,#0b5cab);color:#fff;padding-block:52px 48px;position:relative;overflow:hidden}.cfz .hero:after{content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;border:2px solid rgba(255,255,255,.13);border-radius:50%}.cfz .hero:before{content:"";position:absolute;right:10px;top:20px;width:220px;height:220px;border:2px solid rgba(244,123,32,.35);border-radius:50%}.cfz .hero .wrap{position:relative;z-index:2}.cfz .eyebrow{display:inline-block;background:#f47b20f2;color:#fff;font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;padding:6px 14px;border-radius:99px;margin-bottom:18px}.cfz .hero h1{font-size:clamp(28px,3.4vw,42px);line-height:1.22;font-weight:800;letter-spacing:-.4px;max-width:26ch;color:#fff}.cfz .hero .sub{margin-top:16px;font-size:18px;color:#cfe0f3;max-width:72ch}.cfz .meta{margin-top:26px;font-size:14px;color:#9fbfe0;display:flex;gap:22px;flex-wrap:wrap}.cfz h2{font-size:clamp(22px,2vw,27px);color:var(--navy);font-weight:800;margin:48px 0 16px;line-height:1.35;padding-left:16px;border-left:5px solid var(--accent);scroll-margin-top:120px}.cfz article>h2:first-of-type{margin-top:8px}.cfz h3{font-size:19px;color:var(--brand);font-weight:700;margin:30px 0 10px}.cfz p{margin-bottom:16px;max-width:72ch}.cfz ul,.cfz ol{margin:0 0 18px 22px;max-width:72ch}.cfz li{margin-bottom:9px}.cfz strong{color:var(--navy)}.cfz a{color:var(--brand)}.cfz .lead{font-size:19px;color:#3a4b5e;border-left:4px solid var(--brand-soft);padding-left:18px;margin-bottom:20px}.cfz .tbl-wrap{width:100%;overflow-x:auto;margin:20px 0 28px;border:1px solid var(--cf-line);border-radius:10px}.cfz table{width:100%;border-collapse:collapse;font-size:15px;min-width:640px;background:#fff}.cfz th{background:var(--navy);color:#fff;text-align:left;padding:13px 16px;font-weight:600;font-size:14px}.cfz td{padding:12px 16px;border-top:1px solid var(--cf-line);vertical-align:top}.cfz tbody tr:nth-child(2n){background:#fafcfe}.cfz td strong{color:var(--brand)}.cfz .tbl-wrap.spec table{min-width:840px;font-size:14px}.cfz .tbl-wrap.spec td,.cfz .tbl-wrap.spec th{padding:11px 10px}.cfz .nw{white-space:nowrap}.cfz .note,.cfz .tip{border-radius:0 10px 10px 0;padding:18px 22px;margin:24px 0;font-size:16px}.cfz .note{background:var(--accent-soft);border-left:4px solid var(--accent)}.cfz .note b{color:#b4520a}.cfz .tip{background:#eefaf3;border-left:4px solid #17a55f}.cfz .tip b{color:#0d7c46}.cfz .note p,.cfz .tip p{max-width:72ch;margin:0}.cfz .svgfig{width:100%;margin:26px 0 30px;border:1px solid var(--cf-line);border-radius:12px;background:#fff;overflow:hidden}.cfz .svgfig svg{width:100%;height:auto;display:block}.cfz .svgfig figcaption{text-align:center;color:var(--cf-muted);font-size:13.5px;font-style:italic;padding:12px 16px 14px;border-top:1px solid var(--cf-line);background:#fafcfe}.cfz details{border:1px solid var(--cf-line);border-radius:9px;padding:14px 18px;margin-bottom:10px;background:#fff;max-width:72ch}.cfz details[open]{background:#fafcfe}.cfz summary{cursor:pointer;font-weight:700;color:var(--navy);font-size:16.5px}.cfz details p{margin:12px 0 0;font-size:15.5px;color:#3f5163}.cfz .cta{background:linear-gradient(135deg,#0b5cab,#0d2440);color:#fff;border-radius:14px;padding:40px 36px;margin:48px 0 8px;text-align:center}.cfz .cta h3{color:#fff;font-size:clamp(20px,2vw,25px);margin:0 0 12px}.cfz .cta p{color:#cfe0f3;max-width:62ch;margin:0 auto 22px;font-size:16.5px}.cfz .btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;padding:14px 32px;border-radius:8px;font-size:16px;box-shadow:0 4px 14px #f47b2059}.cfz .btn.ghost{background:transparent;border:2px solid rgba(255,255,255,.45);box-shadow:none;margin-left:10px}.cfz .side{position:sticky;top:120px}.cfz .toc{background:var(--brand-soft);border:1px solid #cfe0f3;border-radius:10px;padding:18px 20px}.cfz .toc h4{font-size:12px;letter-spacing:1.2px;text-transform:uppercase;color:var(--brand);margin-bottom:12px}.cfz .toc ol{margin:0 0 0 18px;font-size:14.5px;line-height:1.55}.cfz .toc li{margin-bottom:9px}.cfz .toc a{color:#2c4763;text-decoration:none}.cfz .toc a:hover{color:var(--brand);text-decoration:underline}.cfz .side-box{margin-top:16px;border:1px solid var(--cf-line);border-radius:10px;padding:18px 20px;background:#fff}.cfz .side-box h4{font-size:15.5px;color:var(--navy);margin-bottom:8px}.cfz .side-box p{font-size:14px;color:var(--cf-muted);margin-bottom:14px}.cfz .side-box a{display:block;text-align:center;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;font-size:14.5px;padding:11px 14px;border-radius:7px}.cfz .example{border:1px solid var(--cf-line);border-left:4px solid var(--brand);border-radius:0 10px 10px 0;padding:20px 24px;margin:20px 0;background:#fafcfe}.cfz .example h4{color:var(--navy);font-size:17px;margin-bottom:12px}.cfz .example table{min-width:0;font-size:14.5px;background:none}.cfz .example td{border-top:1px solid #e6edf5;padding:8px 0}.cfz .example td:first-child{color:var(--cf-muted);width:58%}.cfz .example td:last-child{text-align:right;font-weight:700;color:var(--navy)}.cfz .example .res{margin-top:12px;padding-top:12px;border-top:2px solid var(--brand);display:flex;justify-content:space-between;font-weight:800;color:var(--brand);font-size:16px}.cfz .aio{border:2px solid var(--accent);border-radius:14px;padding:24px 26px;margin:24px 0 30px;background:#fff}.cfz .aio-badge{display:inline-block;background:var(--accent);color:#fff;font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:5px 12px;border-radius:6px;margin-bottom:12px}.cfz .aio-h{color:var(--navy);font-size:21px;font-weight:800;margin:0 0 8px}.cfz .aio-sub{font-size:16px;color:#3a4b5e;margin:0 0 12px;max-width:none}.cfz .aio-list{margin:0 0 12px 20px;max-width:none}.cfz .aio-list li{margin-bottom:7px;font-size:15.5px;color:#33465c}.cfz .aio-note{font-size:14px;color:var(--cf-muted);margin:0;max-width:none}@media(max-width:1024px){.cfz .layout{grid-template-columns:minmax(0,1fr);gap:0;padding-block:20px 8px}.cfz .side{position:static;order:-1;margin-bottom:28px}.cfz .side-box{display:none}}@media(max-width:640px){.cfz{font-size:16px}.cfz .hero{padding-block:40px 34px}.cfz .meta{gap:14px;font-size:13px}.cfz .cta{padding:28px 20px}.cfz .btn.ghost{margin:12px 0 0;display:block}.cfz .btn{display:block}}