:root{--ink:#111820;--muted:#64727c;--line:#dce4e9;--blue:#0878ff;--dark:#131c22;--panel:#f5f8fa;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:Arial,Helvetica,sans-serif;line-height:1.65}a{color:inherit}.site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);backdrop-filter:blur(12px)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;max-width:1180px;margin:auto;padding:14px 24px}.identity{display:flex;align-items:center;gap:12px;text-decoration:none}.identity img{width:46px;height:46px;border-radius:50%;object-fit:cover}.identity strong,.identity small{display:block}.identity small{color:var(--muted);font-size:11px}.header-tbg-mark{display:block;flex:0 0 auto;width:70px;height:auto}.main-nav{display:flex;align-items:center;gap:20px;font-size:13px;font-weight:700}.main-nav a{text-decoration:none}.main-nav a:hover{color:var(--blue)}.nav-cta{padding:9px 14px;border-radius:8px;background:var(--ink);color:#fff!important}.breadcrumbs{max-width:1180px;margin:auto;padding:22px 24px 0;color:#75838c;font-size:12px}.breadcrumbs a{text-decoration:none}.hero{padding:72px 24px 78px;background:radial-gradient(circle at 85% 10%,rgba(8,120,255,.13),transparent 28%),var(--dark);color:#fff}.hero-inner{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:70px;max-width:1132px;margin:auto}.eyebrow{color:#6eb7ff;font:700 11px ui-monospace,monospace;letter-spacing:.13em;text-transform:uppercase}.hero h1{max-width:800px;margin:20px 0 24px;font-size:clamp(40px,5.8vw,72px);line-height:1.04;letter-spacing:-.055em}.lead{max-width:780px;margin:0;color:#c0cbd2;font-size:19px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border:1px solid #40505b;border-radius:9px;text-decoration:none;font-weight:700}.button.primary{border-color:#fff;background:#fff;color:var(--ink)}.hero-aside{align-self:center;padding:26px;border:1px solid #33434e;border-radius:14px;background:#19242b}.hero-aside small{color:#6eb7ff;font:700 10px ui-monospace,monospace;letter-spacing:.12em}.hero-aside ul{margin:18px 0 0;padding:0;list-style:none}.hero-aside li{padding:11px 0;border-top:1px solid #30404a;color:#d4dce1;font-size:14px}.content-wrap{max-width:1180px;margin:auto;padding:72px 24px}.intro{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;margin-bottom:62px}.section-label{color:var(--blue);font:700 10px ui-monospace,monospace;letter-spacing:.14em;text-transform:uppercase}.intro h2,.section-heading h2{margin:14px 0 0;font-size:clamp(30px,4vw,48px);line-height:1.12;letter-spacing:-.045em}.intro-copy p{margin:0 0 18px;color:#4e5d66;font-size:17px}.grid-section{margin:68px 0}.section-heading{max-width:800px;margin-bottom:28px}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.card{padding:25px;border:1px solid var(--line);border-radius:13px;background:#fff}.card span{color:var(--blue);font:700 10px ui-monospace,monospace}.card h3{margin:20px 0 10px;font-size:20px;line-height:1.25}.card p{margin:0;color:var(--muted);font-size:14px}.process{padding:68px 0;background:var(--panel)}.process-inner{max-width:1132px;margin:auto;padding:0 24px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}.step{padding:24px;border-top:3px solid var(--blue);background:#fff}.step b{display:block;color:var(--blue);font:700 11px ui-monospace,monospace}.step strong{display:block;margin:18px 0 9px}.step p{margin:0;color:var(--muted);font-size:13px}.faq{max-width:900px;margin:72px auto}.faq details{border-top:1px solid var(--line);padding:20px 0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-size:18px;font-weight:700}.faq p{color:var(--muted)}.author-box{display:grid;grid-template-columns:90px 1fr;gap:22px;align-items:center;margin-top:60px;padding:25px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}.author-box img{width:90px;height:90px;border-radius:50%;object-fit:cover}.author-box strong{display:block;font-size:18px}.author-box p{margin:6px 0 0;color:var(--muted);font-size:13px}.related{margin-top:70px}.related-links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.related-links a{padding:22px;border:1px solid var(--line);border-radius:12px;text-decoration:none;font-weight:700}.related-links a:hover{border-color:#8fc4ff;background:#f7fbff}.cta{padding:74px 24px;background:var(--dark);color:#fff;text-align:center}.cta h2{max-width:850px;margin:12px auto 20px;font-size:clamp(34px,5vw,58px);line-height:1.08}.cta p{max-width:700px;margin:0 auto 28px;color:#aebbc3}.site-footer{padding:26px 24px;background:#0e151a;color:#8c9aa3;font-size:12px}.footer-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:1132px;margin:auto}.footer-links{display:flex;flex-wrap:wrap;gap:18px}.footer-links a{text-decoration:none}.footer-brand{display:flex;align-items:flex-end;flex-direction:column;gap:8px;order:2;margin-left:auto;text-align:right}.footer-brand img{display:block;width:500px;max-width:100%;height:auto}.notice{margin-top:28px;padding:17px 20px;border-left:3px solid var(--blue);background:#f2f7fb;color:#56646d;font-size:13px}@media(max-width:850px){.main-nav a:not(.nav-cta){display:none}.hero-inner,.intro{grid-template-columns:1fr;gap:38px}.card-grid,.steps,.related-links{grid-template-columns:1fr 1fr}.hero{padding-top:54px}.footer-inner{align-items:flex-start;flex-direction:column}}@media(max-width:560px){.header-inner{padding:10px 16px}.main-nav{display:none}.identity small{display:none}.hero,.content-wrap{padding-left:18px;padding-right:18px}.card-grid,.steps,.related-links{grid-template-columns:1fr}.hero-actions{align-items:stretch;flex-direction:column}.author-box{grid-template-columns:1fr}.footer-links{flex-direction:column;gap:8px}}

.hero h1 em{display:block;color:#8eb9da;font-size:.58em;font-weight:500;font-style:italic;line-height:1.2;letter-spacing:-.025em}