.guide-hero{padding:78px 0 92px;background:var(--navy);color:#fff}.guide-breadcrumbs{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:52px;color:#7f99a9;font-size:.7rem}.guide-breadcrumbs a{color:#c6d4dc}.guide-breadcrumbs a:hover{color:var(--cyan)}.guide-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;align-items:end;gap:70px}.guide-hero h1{max-width:940px;font-size:clamp(3.5rem,7vw,6.8rem)}.guide-hero h1 em{color:var(--cyan);font-style:normal}.guide-description{max-width:770px;margin-top:27px;color:#afc0c9;font-size:1.08rem;line-height:1.75}.guide-summary-card{padding:25px;border:1px solid #35566b;background:#0b263a}.guide-summary-card span{display:block;color:#7e98a7;font-family:var(--mono);font-size:.61rem;letter-spacing:.09em;text-transform:uppercase}.guide-summary-card strong{display:block;margin-top:13px;color:var(--cyan);font-family:var(--display);font-size:1.42rem;line-height:1.28}.guide-summary-card p{margin-top:13px;color:#aabcc6;font-size:.79rem;line-height:1.65}.guide-shell{background:#fff}.guide-grid{display:grid;grid-template-columns:205px minmax(0,780px);justify-content:space-between;gap:80px}.guide-toc{position:sticky;top:24px;align-self:start;display:grid;border-top:2px solid var(--ink)}.guide-toc p{padding:13px 0;color:var(--muted);font-family:var(--mono);font-size:.61rem;letter-spacing:.08em;text-transform:uppercase}.guide-toc a{padding:9px 0;border-top:1px solid var(--line);font-size:.73rem;font-weight:750}.guide-toc a:hover{color:#177b71}.guide-content>section{padding:62px 0;border-bottom:1px solid var(--line);scroll-margin-top:24px}.guide-content h2{font-size:clamp(2.35rem,5vw,3.65rem)}.guide-content h3{margin-top:34px;font-size:1.5rem;line-height:1.25}.guide-content section>p:not(.overline){margin-top:22px;color:var(--muted);font-size:1.01rem;line-height:1.83}.guide-lead{color:var(--ink)!important;font-family:var(--display);font-size:clamp(1.25rem,2.5vw,1.7rem)!important;line-height:1.55!important;letter-spacing:-.025em}.converter-callout{display:grid;grid-template-columns:1fr auto;align-items:center;gap:25px;margin:35px 0;padding:25px;border:1px solid #a8d9ca;background:#ebfbf5}.converter-callout span{display:block;color:#177b71;font-family:var(--mono);font-size:.61rem;letter-spacing:.09em;text-transform:uppercase}.converter-callout strong{display:block;margin-top:8px;color:var(--navy);font-family:var(--display);font-size:1.28rem}.converter-callout p{margin-top:7px;color:#557069;font-size:.82rem}.converter-callout a{display:inline-flex;padding:14px 18px;background:var(--navy);color:var(--cyan);font-size:.74rem;font-weight:800;white-space:nowrap}.guide-formula{margin:29px 0;padding:28px;border:1px solid #35566b;background:var(--navy);color:#fff}.guide-formula span{display:block;color:var(--cyan);font-family:var(--mono);font-size:.63rem;letter-spacing:.1em;text-transform:uppercase}.guide-formula strong{display:block;margin-top:12px;font-family:var(--display);font-size:clamp(1.45rem,4vw,2.3rem);line-height:1.25}.guide-formula p{margin-top:12px;color:#aabcc7}.guide-note{margin:26px 0;padding:21px 23px;border-left:5px solid var(--cyan-2);background:#f0f8f5}.guide-note strong{color:var(--navy)}.guide-note p{margin-top:7px;color:var(--muted)}.guide-warning{margin:27px 0;padding:23px;border:1px solid #d7b785;background:#fff8e8}.guide-warning strong{color:var(--navy)}.guide-warning p{margin-top:8px;color:var(--muted)}.guide-example-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:30px 0}.guide-example-grid>div{padding:20px;border:1px solid var(--line);background:#f5f8f5}.guide-example-grid span{display:block;color:#177b71;font-family:var(--mono);font-size:.62rem;letter-spacing:.07em;text-transform:uppercase}.guide-example-grid strong{display:block;margin-top:8px;color:var(--navy);font-family:var(--display);font-size:1.2rem}.guide-example-grid p{margin-top:8px;color:var(--muted);font-size:.78rem}.guide-steps{margin-top:30px;border-top:1px solid var(--ink)}.guide-steps li{display:grid;grid-template-columns:58px 1fr;gap:21px;padding:24px 0;border-bottom:1px solid var(--line)}.guide-steps li>span{color:#177b71;font-family:var(--mono);font-size:.7rem}.guide-steps h3{margin:0;font-size:1.22rem}.guide-steps p{margin-top:8px;color:var(--muted)}.guide-table-wrap{margin-top:30px;overflow-x:auto;border:1px solid var(--line)}.guide-table-wrap table{width:100%;border-collapse:collapse}.guide-table-wrap th,.guide-table-wrap td{padding:13px 17px;border-bottom:1px solid var(--line);text-align:left}.guide-table-wrap th{background:var(--navy);color:#fff;font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase}.guide-table-wrap th+th,.guide-table-wrap td+td{border-left:1px solid var(--line)}.guide-table-wrap tbody tr:nth-child(2n){background:#f5f8f5}.guide-checklist{margin-top:28px;border-top:1px solid var(--ink)}.guide-checklist li{position:relative;padding:17px 15px 17px 34px;border-bottom:1px solid var(--line);color:var(--muted)}.guide-checklist li:before{content:"";position:absolute;top:24px;left:5px;width:10px;height:10px;background:var(--cyan-2)}.guide-link-list{margin-top:28px;border-top:1px solid var(--ink)}.guide-link-list li{border-bottom:1px solid var(--line)}.guide-link-list a{display:flex;justify-content:space-between;gap:20px;padding:16px 0;font-weight:750}.guide-link-list a:hover{color:#177b71}.guide-faqs{margin-top:29px;border-top:1px solid var(--ink)}.guide-faqs details{border-bottom:1px solid var(--line)}.guide-faqs summary{display:flex;justify-content:space-between;gap:25px;padding:22px 0;cursor:pointer;font-family:var(--display);font-size:1.1rem;font-weight:700;list-style:none}.guide-faqs summary::-webkit-details-marker{display:none}.guide-faqs details p{padding:0 48px 22px 0;color:var(--muted)}.guide-faqs details[open] summary span{transform:rotate(45deg)}.guide-final-cta{margin-top:62px;padding:clamp(30px,6vw,52px)!important;border-bottom:0!important;background:var(--navy);color:#fff}.guide-final-cta h2{color:#fff}.guide-final-cta p{color:#aabcc7!important}.guide-final-cta a{display:inline-flex;margin-top:25px;padding:15px 20px;background:var(--cyan);color:var(--navy);font-size:.76rem;font-weight:800}.guide-updated{padding:22px 0;color:var(--muted);font-family:var(--mono);font-size:.64rem}@media(max-width:960px){.guide-hero-grid,.guide-grid{grid-template-columns:1fr}.guide-summary-card{max-width:520px}.guide-toc{display:none}}@media(max-width:700px){.guide-hero{padding:55px 0 72px}.converter-callout{grid-template-columns:1fr}.converter-callout a{justify-self:start}.guide-example-grid{grid-template-columns:1fr}.guide-steps li{grid-template-columns:42px 1fr}}