:root{--navy:#102b3e;--deep:#0b202e;--teal:#1a8b7d;--mint:#72d8c5;--cream:#f3f1ea;--paper:#fbfaf6;--ink:#173044;--muted:#5d707c;--line:#dfe5e4;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.68}a{color:inherit}.site-header{height:76px;padding:0 clamp(22px,6vw,90px);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;border-bottom:1px solid rgba(16,43,62,.1);background:rgba(251,250,246,.92);backdrop-filter:blur(16px);position:relative;z-index:5}.logo{font-size:1.55rem;font-weight:850;letter-spacing:-.08em;text-decoration:none;color:var(--navy)}.site-header nav{display:flex;gap:28px}.site-header nav a{text-decoration:none;color:var(--muted);font-size:.9rem;font-weight:700}.site-header>.button{justify-self:end}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;text-decoration:none;border-radius:999px;padding:12px 20px;font-weight:800;line-height:1.2}.button-quiet{border:1px solid var(--line);background:var(--white)}.button-primary{background:var(--mint);color:var(--navy);box-shadow:0 14px 30px rgba(26,139,125,.2)}.article-hero{min-height:600px;padding:clamp(70px,10vw,130px) clamp(22px,8vw,118px);background:linear-gradient(135deg,var(--deep),var(--navy));color:var(--white);display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:8vw;align-items:center;overflow:hidden}.eyebrow{display:block;text-transform:uppercase;letter-spacing:.15em;font-size:.72rem;font-weight:850;color:var(--mint);margin-bottom:22px}.article-hero h1{font-size:clamp(3rem,6vw,6rem);line-height:.98;letter-spacing:-.06em;margin:0;max-width:1020px}.standfirst{font-size:clamp(1.08rem,2vw,1.35rem);color:#d8e5e9;max-width:830px;margin:30px 0}.article-meta{display:flex;flex-wrap:wrap;gap:8px 24px;color:#a9c0ca;font-size:.82rem}.article-meta span+span:before{content:"·";margin-right:24px}.hero-mark{position:relative;aspect-ratio:1;max-width:430px;width:100%;justify-self:center}.hero-mark .orbit{position:absolute;border:1px solid rgba(114,216,197,.28);border-radius:45% 55% 62% 38%/50% 35% 65% 50%;inset:5%;transform:rotate(22deg)}.hero-mark .orbit-two{inset:20%;transform:rotate(-18deg);border-color:rgba(255,255,255,.2)}.hero-mark .orbit-three{inset:32%;transform:rotate(48deg);background:rgba(114,216,197,.08)}.hero-mark strong{position:absolute;inset:38%;border-radius:50%;background:var(--mint);color:var(--navy);display:flex;align-items:center;justify-content:center;font-size:clamp(2rem,5vw,4.5rem);letter-spacing:-.1em;box-shadow:0 0 70px rgba(114,216,197,.25)}.hero-mark strong span{color:var(--teal)}.article-layout{max-width:1280px;margin:0 auto;padding:clamp(70px,10vw,130px) clamp(22px,5vw,72px);display:grid;grid-template-columns:220px minmax(0,780px);gap:clamp(40px,8vw,110px);justify-content:center}.contents{position:sticky;top:30px;height:max-content;border-left:2px solid var(--line);padding-left:20px;display:grid;gap:11px;font-size:.86rem}.contents strong{color:var(--navy);margin-bottom:6px}.contents a{text-decoration:none;color:var(--muted)}.contents a:hover{color:var(--teal)}.article-body{min-width:0}.article-body .lead{font-size:1.3rem;line-height:1.65;color:var(--navy);margin:0 0 84px}.article-body section{scroll-margin-top:30px;margin-bottom:96px}.section-number{display:block;color:var(--teal);font-size:.78rem;font-weight:850;letter-spacing:.15em;margin-bottom:10px}.article-body h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.08;letter-spacing:-.045em;color:var(--navy);margin:0 0 26px}.article-body h3{line-height:1.25;color:var(--navy)}.article-body p{font-size:1.05rem}.comparison{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:34px}.comparison div{border:1px solid var(--line);border-radius:16px;padding:24px;background:var(--white)}.comparison span{display:block;color:var(--teal);font-size:.72rem;font-weight:850;text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}.comparison strong{display:block;line-height:1.45}.use-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.use-grid>div{padding:25px;background:var(--white);border:1px solid var(--line);border-radius:16px}.use-grid b{color:var(--teal);font-size:.78rem}.use-grid h3{margin:8px 0}.use-grid p{font-size:.94rem;color:var(--muted);margin:0}.steps{list-style:none;counter-reset:steps;padding:0;margin:30px 0;display:grid;gap:0}.steps li{counter-increment:steps;display:grid;grid-template-columns:52px 180px 1fr;gap:16px;padding:24px 0;border-top:1px solid var(--line);align-items:start}.steps li:before{content:counter(steps,decimal-leading-zero);color:var(--teal);font-weight:850}.steps strong{color:var(--navy)}.steps span{color:var(--muted)}.checklist{list-style:none;padding:0;display:grid;gap:12px}.checklist li{position:relative;padding:17px 20px 17px 52px;background:#e9f7f3;border-radius:12px;color:var(--navy)}.checklist li:before{content:"✓";position:absolute;left:20px;color:var(--teal);font-weight:900}.warning{background:var(--navy);color:var(--white);padding:clamp(25px,5vw,42px);border-radius:20px;margin:32px 0}.warning strong{display:block;font-size:1.35rem;color:var(--mint)}.warning p{color:#d4e1e6;margin-bottom:0}.references{font-size:.9rem!important;color:var(--muted)}.references a{color:var(--teal)}.article-cta{background:linear-gradient(135deg,var(--navy),#19475c);color:var(--white);padding:clamp(32px,6vw,62px);border-radius:24px;margin-bottom:0!important}.article-cta h2{color:var(--white)}.article-cta p{color:#d4e1e6}.article-cta small{display:block;color:#aac1ca;margin-top:20px}.article-cta .button{margin-top:10px}footer{padding:28px clamp(22px,6vw,90px);background:var(--deep);color:#a9c0ca;display:flex;justify-content:space-between;font-size:.84rem}footer div{display:flex;gap:22px}footer a{text-decoration:none}@media(max-width:900px){.site-header{grid-template-columns:1fr auto}.site-header nav{display:none}.article-hero{grid-template-columns:1fr}.hero-mark{max-width:300px}.article-layout{grid-template-columns:1fr}.contents{display:none}}@media(max-width:620px){.site-header{height:66px}.article-hero{padding-top:74px}.article-hero h1{font-size:2.75rem}.hero-mark{max-width:230px}.article-meta{display:grid}.article-meta span+span:before{display:none}.comparison,.use-grid{grid-template-columns:1fr}.steps li{grid-template-columns:42px 1fr}.steps span{grid-column:2}footer{flex-direction:column;gap:14px}footer div{flex-wrap:wrap}.button{padding:11px 15px}}