:root{--sf-ink:#07142e;--sf-navy:#12396b;--sf-blue:#245d95;--sf-soft:#f5f8fc;--sf-line:#d9e4f0;--sf-warm:#fff8ea;--sf-muted:#5a6d86}
.sfPage{background:#fff;color:var(--sf-ink)}
.sfWrap{width:min(1120px,calc(100% - 40px));margin:0 auto}
.sfHero{padding:72px 0 56px;background:linear-gradient(180deg,#fff 0%,#f6f9fd 100%);border-bottom:1px solid var(--sf-line)}
.sfCrumb{font-size:13px;color:var(--sf-muted);margin-bottom:22px}.sfCrumb a{color:inherit}
.sfKicker{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--sf-blue);text-transform:uppercase}
.sfHero h1{font-size:clamp(36px,5vw,62px);line-height:1.04;letter-spacing:-.045em;margin:12px 0 18px;max-width:980px}
.sfHeroLead{font-size:clamp(18px,2vw,22px);line-height:1.65;color:#32465f;max-width:900px}
.sfActions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.sfBtn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border-radius:14px;border:1px solid var(--sf-line);font-weight:800;background:#fff;color:var(--sf-ink)}.sfBtn.primary{background:var(--sf-ink);border-color:var(--sf-ink);color:#fff}
.sfChips{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}.sfChips span{font-size:13px;padding:8px 11px;border-radius:999px;background:#fff;border:1px solid var(--sf-line)}
.sfTrust{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--sf-line);background:#fff}.sfTrust>div{padding:20px 18px;text-align:center;border-right:1px solid var(--sf-line)}.sfTrust>div:last-child{border-right:0}.sfTrust small{display:block;color:var(--sf-muted);margin-bottom:4px}.sfTrust b{font-size:16px}
.sfSection{padding:66px 0}.sfSection.alt{background:var(--sf-soft)}.sfHead{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:end;margin-bottom:30px}.sfHead h2{font-size:clamp(28px,3.8vw,44px);line-height:1.13;letter-spacing:-.035em;margin:8px 0 0}.sfHead p{font-size:16px;line-height:1.8;color:#485c75;margin:0}
.sfCaseGrid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.sfCase{background:#fff;border:1px solid var(--sf-line);border-radius:22px;padding:26px;box-shadow:0 12px 34px rgba(7,20,46,.06)}.sfCaseTop{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.sfCase h3{font-size:26px;margin:5px 0 8px}.sfScore{font-size:44px;line-height:1;font-weight:850;letter-spacing:-.05em}.sfScore small{font-size:15px;color:var(--sf-muted);letter-spacing:0}.sfCase p{color:#475a72;line-height:1.75}
.sfMetric{margin:13px 0}.sfMetricTop{display:flex;justify-content:space-between;gap:16px;font-size:14px;font-weight:750}.sfBar{height:8px;background:#e9eff6;border-radius:999px;overflow:hidden;margin-top:7px}.sfBar i{display:block;height:100%;background:var(--sf-navy)}
.sfCallout{margin-top:18px;padding:16px 18px;border-radius:15px;background:var(--sf-warm);border:1px solid #efd79d;line-height:1.7}
.sfPdf{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;border-radius:15px;background:#f7faff;border:1px solid var(--sf-line)}.sfPdf span{font-size:13px;color:var(--sf-muted)}.sfPdf a{font-weight:850;color:var(--sf-navy)}
.sfCorrectionGrid{display:grid;gap:14px}.sfCorrection{display:grid;grid-template-columns:1fr 56px 1fr;gap:12px;align-items:center;padding:18px;border:1px solid var(--sf-line);border-radius:16px;background:#fff}.sfBefore,.sfAfter{font-size:16px;line-height:1.55}.sfBefore small,.sfAfter small{display:block;color:var(--sf-muted);font-size:12px;font-weight:800;margin-bottom:7px;text-transform:uppercase;letter-spacing:.06em}.sfArrow{text-align:center;font-size:24px;color:var(--sf-blue)}
.sfFlow{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.sfStep{border:1px solid var(--sf-line);border-radius:17px;padding:18px;background:#fff}.sfStep em{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--sf-ink);color:#fff;font-style:normal;font-weight:800;margin-bottom:12px}.sfStep b{display:block;margin-bottom:8px}.sfStep p{font-size:14px;line-height:1.65;color:#50627a;margin:0}
.sfEvidence{display:grid;grid-template-columns:1fr 1fr;gap:16px}.sfEvidence article{padding:20px;border-radius:16px;background:#fff;border:1px solid var(--sf-line)}.sfEvidence a{font-weight:800;color:var(--sf-navy)}.sfEvidence p{line-height:1.7;color:#4d6078}
.sfFaq details{border-top:1px solid var(--sf-line);padding:18px 2px}.sfFaq summary{font-weight:800;cursor:pointer}.sfFaq p{color:#4d6078;line-height:1.75}
.sfCta{padding:60px 0;background:var(--sf-ink);color:#fff}.sfCtaGrid{display:flex;align-items:center;justify-content:space-between;gap:32px}.sfCta h2{font-size:clamp(28px,4vw,44px);margin:0 0 10px;letter-spacing:-.035em}.sfCta p{color:#d7e3f1;max-width:720px;line-height:1.75}.sfCta .sfBtn{background:#fff;border-color:#fff;color:var(--sf-ink)}
.sfNote{font-size:13px;color:var(--sf-muted);line-height:1.7;margin-top:18px}
@media(max-width:820px){.sfWrap{width:min(100% - 28px,1120px)}.sfHero{padding:48px 0 40px}.sfTrust{grid-template-columns:1fr 1fr}.sfTrust>div:nth-child(2){border-right:0}.sfTrust>div:nth-child(-n+2){border-bottom:1px solid var(--sf-line)}.sfHead{grid-template-columns:1fr;gap:14px}.sfCaseGrid,.sfEvidence{grid-template-columns:1fr}.sfFlow{grid-template-columns:1fr 1fr}.sfCorrection{grid-template-columns:1fr}.sfArrow{transform:rotate(90deg)}.sfCtaGrid{align-items:flex-start;flex-direction:column}}
@media(max-width:520px){.sfFlow{grid-template-columns:1fr}.sfCase{padding:20px}.sfHero h1{font-size:38px}.sfScore{font-size:38px}.sfPdf{align-items:flex-start;flex-direction:column}}