:root{--lf-bg:#f7f9fc;--lf-paper:#fff;--lf-ink:#0b1220;--lf-muted:#5d6b82;--lf-blue:#2563eb;--lf-blue-dark:#173f9f;--lf-ice:#eaf2ff;--lf-line:#dce5f2;--lf-coral:#f59b8a;--lf-shadow:0 24px 70px rgba(15,23,42,.09)}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:86px}
body{margin:0;background:var(--lf-bg);color:var(--lf-ink);font-family:Manrope,Inter,system-ui,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}
main a{color:var(--lf-blue-dark);text-decoration-thickness:1px;text-underline-offset:3px}
.lf-wrap{width:min(1120px,calc(100% - 48px));margin:0 auto}
.lf-hero{padding:72px 0 54px;background:radial-gradient(circle at 18% 10%,rgba(37,99,235,.17),transparent 34%),linear-gradient(180deg,#fff,var(--lf-bg))}
.lf-crumbs{font-size:.82rem;color:var(--lf-muted);margin-bottom:22px}.lf-crumbs a{text-decoration:none}
.lf-hero-grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(420px,1.08fr);gap:48px;align-items:center}
.lf-kicker{display:inline-flex;align-items:center;border:1px solid rgba(37,99,235,.2);background:#fff;color:var(--lf-blue-dark);border-radius:999px;padding:6px 12px;font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;font-weight:800}
.lf-hero h1,.lf-section h2,.lf-section h3,.lf-answer h2,.lf-cta h2{font-family:"Space Grotesk",Manrope,sans-serif;letter-spacing:-.035em;line-height:1.08}
.lf-hero h1{font-size:clamp(2.45rem,5.2vw,4.8rem);margin:18px 0 18px;max-width:13ch}
.lf-dek{font-size:1.15rem;line-height:1.62;color:var(--lf-muted);max-width:62ch;margin:0 0 24px}
.lf-meta{display:flex;flex-wrap:wrap;gap:10px 18px;color:var(--lf-muted);font-size:.84rem}.lf-meta span{display:inline-flex;align-items:center;gap:7px}
.lf-hero figure{margin:0}.lf-hero img{display:block;width:100%;height:auto;border-radius:26px;border:1px solid rgba(37,99,235,.14);box-shadow:var(--lf-shadow);background:#0b1b38}.lf-hero figcaption{font-size:.78rem;color:var(--lf-muted);margin:10px 4px 0}
.lf-content{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:54px;padding:58px 0 70px;align-items:start}
.lf-article{min-width:0}.lf-article p{font-size:1.02rem;margin:0 0 1.2em}.lf-article p+p{margin-top:.2em}
.lf-answer{background:linear-gradient(135deg,#0b1220,#173f9f);color:#fff;border-radius:24px;padding:30px;margin-bottom:42px;box-shadow:0 22px 55px rgba(22,63,159,.18)}
.lf-answer h2{font-size:1.35rem;margin:0 0 10px}.lf-answer p{color:#dbeafe;margin:0;font-size:1.03rem}
.lf-toc{position:sticky;top:88px;background:#fff;border:1px solid var(--lf-line);border-radius:18px;padding:20px}.lf-toc strong{display:block;font-family:"Space Grotesk",sans-serif;margin-bottom:10px}.lf-toc a{display:block;text-decoration:none;color:var(--lf-muted);font-size:.87rem;line-height:1.35;padding:7px 0}.lf-toc a:hover{color:var(--lf-blue)}
.lf-section{padding:0 0 48px}.lf-section h2{font-size:clamp(1.75rem,3vw,2.45rem);margin:0 0 18px}.lf-section h3{font-size:1.2rem;margin:28px 0 9px}.lf-section .lf-lead{font-size:1.1rem;color:#314158}
.lf-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:24px 0}.lf-card{background:#fff;border:1px solid var(--lf-line);border-radius:18px;padding:22px}.lf-card h3{margin:0 0 8px;font-size:1.08rem}.lf-card p{color:var(--lf-muted);font-size:.94rem;margin:0}
.lf-steps{counter-reset:lf-step;display:grid;gap:14px;margin:24px 0}.lf-step{display:grid;grid-template-columns:44px 1fr;gap:16px;background:#fff;border:1px solid var(--lf-line);border-radius:18px;padding:20px}.lf-step:before{counter-increment:lf-step;content:counter(lf-step);display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--lf-ice);color:var(--lf-blue-dark);font-weight:800}.lf-step h3{margin:2px 0 7px;font-size:1.08rem}.lf-step p{font-size:.95rem;color:var(--lf-muted);margin:0}
.lf-table-wrap{overflow-x:auto;margin:24px 0;border:1px solid var(--lf-line);border-radius:18px;background:#fff}.lf-table{border-collapse:collapse;width:100%;min-width:660px}.lf-table th,.lf-table td{text-align:left;vertical-align:top;padding:14px 16px;border-bottom:1px solid var(--lf-line);font-size:.9rem}.lf-table th{background:var(--lf-ice);font-family:"Space Grotesk",sans-serif}.lf-table tr:last-child td{border-bottom:0}
.lf-checks{list-style:none;padding:0;margin:22px 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.lf-checks li{position:relative;background:#fff;border:1px solid var(--lf-line);border-radius:14px;padding:14px 16px 14px 43px;font-size:.92rem}.lf-checks li:before{content:"";position:absolute;left:17px;top:17px;width:12px;height:7px;border-left:3px solid var(--lf-blue);border-bottom:3px solid var(--lf-blue);transform:rotate(-45deg)}
.lf-note{border-left:4px solid var(--lf-coral);background:#fff4f0;border-radius:0 14px 14px 0;padding:18px 20px;margin:24px 0}.lf-note strong{font-family:"Space Grotesk",sans-serif}.lf-note p{margin:.35em 0 0;font-size:.94rem;color:#5e403a}
.lf-faq details{background:#fff;border:1px solid var(--lf-line);border-radius:14px;margin:10px 0;padding:0 18px}.lf-faq summary{font-family:"Space Grotesk",sans-serif;font-weight:700;cursor:pointer;padding:17px 0;list-style:none}.lf-faq summary::-webkit-details-marker{display:none}.lf-faq summary:after{content:"+";float:right;color:var(--lf-blue)}.lf-faq details[open] summary:after{content:"−"}.lf-faq p{color:var(--lf-muted);font-size:.94rem;margin:0 0 17px}
.lf-cta{background:linear-gradient(135deg,#0b1220,#162a55,#2563eb);border-radius:26px;color:#fff;padding:42px;text-align:center;margin:8px 0 42px}.lf-cta h2{font-size:2rem;margin:0 0 10px}.lf-cta p{color:#dbeafe;max-width:55ch;margin:0 auto 20px}.lf-cta a{display:inline-flex;background:#fff;color:#0b1220;border-radius:999px;padding:12px 21px;text-decoration:none;font-weight:800}
.lf-related{display:flex;flex-wrap:wrap;gap:9px}.lf-related a{background:#fff;border:1px solid var(--lf-line);border-radius:999px;padding:8px 13px;text-decoration:none;color:var(--lf-muted);font-size:.86rem}.lf-sources{font-size:.8rem;color:var(--lf-muted);border-top:1px solid var(--lf-line);padding-top:22px}.lf-sources li{margin:8px 0}
@media(max-width:900px){.lf-hero-grid{grid-template-columns:1fr}.lf-hero h1{max-width:16ch}.lf-content{grid-template-columns:1fr}.lf-toc{position:static;order:-1}.lf-content>aside{order:-1}.lf-grid{grid-template-columns:1fr}}
@media(max-width:640px){.lf-wrap{width:min(100% - 32px,1120px)}.lf-hero{padding:46px 0 38px}.lf-hero-grid{gap:30px}.lf-hero h1{font-size:clamp(2.15rem,12vw,3.25rem)}.lf-dek{font-size:1.02rem}.lf-content{padding-top:36px;gap:30px}.lf-answer,.lf-cta{padding:24px;border-radius:20px}.lf-checks{grid-template-columns:1fr}.lf-step{grid-template-columns:38px 1fr;padding:17px}.lf-step:before{width:34px;height:34px}.lf-section{padding-bottom:38px}}
@media(max-width:360px){.lf-wrap{width:min(100% - 24px,1120px)}.lf-hero h1{font-size:2rem}.lf-card,.lf-step{padding:15px}.lf-meta{display:block}.lf-meta span{display:flex;margin:5px 0}.lf-meta .lf-sep{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}