@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--ink:#14242e;--navy:#102d3b;--muted:#53646d;--line:#dce3e6;--paper:#fff;--pale:#eff4f6;--accent:#f6d849;--max:1200px;font-family:'DM Sans',Arial,sans-serif;color:var(--ink);background:var(--paper);font-size:16px}*{box-sizing:border-box}body{margin:0;line-height:1.6}h1,h2,h3,.brand{font-family:Manrope,Arial,sans-serif;line-height:1.12;letter-spacing:-.045em}h1,h2,h3,p{margin:0}h1{font-size:clamp(2.8rem,5.4vw,5rem);font-weight:800}h2{font-size:clamp(2rem,3vw,2.8rem)}h3{font-size:1.35rem}a{color:inherit;text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select,summary{touch-action:manipulation}:focus-visible{outline:3px solid #176cbd;outline-offset:4px}img{display:block;max-width:100%}.wrap{width:min(var(--max),calc(100% - 64px));margin:auto}.skip{position:absolute;top:-100px;left:16px;background:var(--accent);padding:12px;z-index:9}.skip:focus{top:10px}.topline{background:var(--navy);color:#e9f1f5;text-align:center;padding:8px 20px;font-size:.8rem;letter-spacing:.035em}.header{border-bottom:1px solid var(--line);background:#fff}.header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:90px;gap:24px}.brand{font-size:1.45rem;letter-spacing:-.055em;font-weight:800;text-decoration:none;display:flex;align-items:center;gap:12px}.mark{background:var(--accent);width:37px;height:37px;display:grid;place-items:center;border-radius:50%;color:var(--navy);font-size:1.4rem}nav{display:flex;gap:30px;align-items:center;font-size:.9rem;font-weight:600}nav a{text-decoration:none}nav a:hover{text-decoration:underline}.nav-tool{padding:10px 17px;border:1px solid var(--ink);border-radius:5px}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:.78rem;font-weight:700;display:block;margin-bottom:22px}.hero{display:grid;grid-template-columns:1fr 1fr;gap:56px;padding:64px 0 56px;align-items:center}.hero h1{max-width:560px}.hero .intro{font-size:1.13rem;color:var(--muted);max-width:470px;margin:24px 0 30px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:16px;padding:14px 22px;background:var(--navy);color:#fff;font-weight:700;border-radius:5px;text-decoration:none;border:0;cursor:pointer}.btn:hover{background:#235067}.btn.yellow{background:var(--accent);color:var(--ink)}.text-link{font-weight:700;font-size:.94rem}.actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.hero-media{position:relative;border-radius:7px;overflow:hidden;background:var(--navy);min-height:420px}.hero-media img{width:100%;height:470px;object-fit:cover}.hero-caption{font-size:.75rem;color:var(--muted);margin-top:7px}.hero-note{margin-top:24px;font-size:.8rem;color:var(--muted)}.hero-card{background:var(--navy);color:#fff;padding:40px;min-height:420px;border-radius:7px;display:flex;flex-direction:column;justify-content:space-between}.hero-card b{font-family:Manrope,sans-serif;font-size:5rem;line-height:1}.hero-card p{color:#c4d4dc}.hero-card .eyebrow{color:var(--accent)}.trust{border-block:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr);padding:20px 0;margin-bottom:68px;gap:24px;font-size:.85rem}.trust span{color:var(--muted)}.trust b{display:block;font-size:.9rem;margin-bottom:2px}.section{padding:0 0 72px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}.section-head p{max-width:410px;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card{padding:28px;border:1px solid var(--line);border-radius:6px;display:flex;flex-direction:column;gap:16px}.card .tag,.tag{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;font-weight:700}.card p{color:var(--muted)}.card a{margin-top:auto}.card .number{font-family:Manrope,sans-serif;font-size:2rem;color:#889ca7}.tool-banner{padding:42px;background:var(--navy);color:#fff;display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center;border-radius:7px;margin-bottom:72px}.tool-banner p{color:#ccdae2;margin-top:12px;max-width:650px}.footer{background:var(--pale);padding:40px 0 28px;border-top:1px solid var(--line)}.footer-top{display:flex;justify-content:space-between;gap:32px}.footer-links{display:flex;gap:22px;flex-wrap:wrap;font-size:.9rem}.footer p{max-width:600px;color:var(--muted);font-size:.82rem;margin-top:20px}.footer-bottom{font-size:.75rem;border-top:1px solid #d3dfe4;margin-top:28px;padding-top:20px;color:var(--muted)}.page-head{padding:54px 0 36px;max-width:850px}.page-head h1{font-size:clamp(2.4rem,4.5vw,3.8rem)}.page-head .intro{font-size:1.13rem;color:var(--muted);margin-top:22px}.breadcrumbs{font-size:.83rem;color:var(--muted);padding-top:25px}.meta{font-size:.82rem;color:var(--muted);margin-top:20px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) 280px;gap:70px;padding-bottom:76px}.article{font-size:1.05rem}.article h2{font-size:1.7rem;margin:32px 0 16px}.article h3{margin:25px 0 12px}.article p{margin-bottom:18px}.article li{margin:8px 0}.callout{background:var(--pale);padding:24px;border-left:3px solid #3d7c99;margin:26px 0}.aside{align-self:start;position:sticky;top:24px;background:var(--pale);padding:24px;border-radius:6px}.aside h3{margin-bottom:15px}.aside a{display:block;margin-top:15px}.source-list{font-size:.9rem;overflow-wrap:anywhere}.table-scroll{overflow:auto;margin:28px 0}table{border-collapse:collapse;width:100%;min-width:600px;font-size:.92rem}th,td{text-align:left;padding:17px 15px;border-bottom:1px solid var(--line);vertical-align:top}thead{background:var(--navy);color:#fff}tbody tr:nth-child(even){background:var(--pale)}.calculator{display:grid;grid-template-columns:1.2fr 1fr;gap:32px;align-items:start;padding-bottom:64px}.panel{border:1px solid var(--line);border-radius:7px;padding:28px}.panel h2{font-size:1.5rem;margin-bottom:22px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:20px}.field label{font-size:.88rem;font-weight:700;display:block;margin-bottom:7px}.field input,.field select{width:100%;padding:12px;border:1px solid #8b9ca5;border-radius:4px;background:white;color:var(--ink)}.help{color:var(--muted);font-size:.8rem;display:block;margin-top:6px}.load{display:grid;grid-template-columns:1fr 105px;gap:12px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}.load input[type=number]{width:100%;padding:9px;border:1px solid #8b9ca5;border-radius:4px}.load label{display:flex;gap:10px;align-items:center}.load input[type=checkbox]{width:18px;height:18px;accent-color:var(--navy)}.result{background:var(--navy);color:#fff;position:sticky;top:25px;border:0}.result .runtime{font-size:4.5rem;line-height:1.1;font-family:Manrope,sans-serif;letter-spacing:-.05em}.result .runtime small{font-size:1.25rem;letter-spacing:0}.result .eyebrow{color:var(--accent)}.result p{color:#c6d6de;margin-top:15px}.result dl{display:grid;grid-template-columns:1fr auto;gap:12px;margin-top:26px;font-size:.95rem}.result dd{margin:0}.result dt{color:#c6d6de}.result .help{color:#c6d6de}.result details{margin-top:25px;border-top:1px solid #44606e;padding-top:20px;font-size:.88rem}.result summary{cursor:pointer}.result .warning{background:#ffe5a2;color:#3b2b00;padding:14px;border-radius:4px}.error{color:#a61818;font-weight:700;margin:14px 0}.tool-explainer{max-width:800px;padding-bottom:64px}.tool-explainer h2{font-size:1.75rem;margin:25px 0 12px}.small{font-size:.85rem;color:var(--muted)}[hidden]{display:none!important}
@media(max-width:900px){.wrap{width:calc(100% - 40px)}nav{gap:18px}.hero{gap:30px}.hero-media img{height:410px}.cards{gap:16px}.card{padding:22px}.article-layout{grid-template-columns:1fr;gap:20px}.aside{position:static}.calculator{gap:20px}.panel{padding:22px}}
@media(max-width:650px){.wrap{width:calc(100% - 32px)}.topline{font-size:.75rem}.header .wrap{flex-direction:column;align-items:flex-start;padding:19px 0;gap:17px}nav{width:100%;gap:18px;font-size:.84rem;flex-wrap:wrap}.nav-tool{padding:6px 10px;margin-left:auto}.brand{font-size:1.3rem}.hero{grid-template-columns:1fr;padding:38px 0;gap:30px}.hero h1{font-size:3.1rem}.hero-media img{height:330px}.hero-media{min-height:0}.hero .intro{font-size:1.05rem}.hero-card{min-height:290px}.trust{grid-template-columns:1fr;gap:15px;margin-bottom:42px}.trust b{display:inline;margin-right:8px}.section{padding-bottom:44px}.section-head{display:block}.section-head p,.section-head>a{margin-top:14px;display:block}.cards{grid-template-columns:1fr}.card{padding:25px}.tool-banner{padding:28px;grid-template-columns:1fr;margin-bottom:44px;gap:24px}.footer-top{flex-direction:column}.footer-links{gap:15px}.page-head{padding:32px 0}.calculator{grid-template-columns:1fr}.result{position:static}.fields{gap:16px}.article-layout{padding-bottom:40px}.article{font-size:1rem}h1{overflow-wrap:break-word}}
.guide-controls{display:grid;grid-template-columns:2fr 1fr;gap:24px;max-width:800px;margin-bottom:18px}.reset{background:none;border:0;cursor:pointer;margin-top:22px}.card h3 a{text-decoration:none}.card h3 a:hover{text-decoration:underline}@media(max-width:650px){.guide-controls{grid-template-columns:1fr;gap:16px}.header nav{gap:13px}.nav-tool{margin-left:0}}
.mission-subhead{margin-top:28px}.mission-loads{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mission-loads label{display:flex;align-items:flex-start;gap:10px;padding:12px;border:1px solid var(--line);border-radius:8px;cursor:pointer}.mission-loads input{margin-top:4px;accent-color:var(--accent)}.mission-loads small{display:block;color:var(--muted);margin-top:3px}.mission-loads label:has(input:checked){border-color:var(--navy);background:var(--pale)}.mission-callout{padding:14px 16px;background:var(--accent);color:var(--navy);border-radius:8px;font-weight:700;margin:18px 0}@media(max-width:650px){.mission-loads{grid-template-columns:1fr}}
.article-layout>*{min-width:0}
.f-results{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));margin-top:14px}
.f-card h3{font-size:1.15rem;margin:6px 0}
.f-specs{font-size:.92rem;color:var(--muted)}
.f-labels{margin:8px 0;display:flex;flex-wrap:wrap;gap:6px}
.f-label{background:var(--accent);color:var(--navy);font-size:.75rem;font-weight:700;padding:3px 8px;border-radius:99px}
.f-price{margin:10px 0;font-size:.92rem}