.mf-page{padding-top:36px;color:#213145}.mf-hero{max-width:900px;margin:0 0 28px}.mf-hero h1{max-width:780px;font-size:clamp(2.2rem,4.6vw,3.8rem);line-height:1.08;letter-spacing:-.035em;margin:12px 0 20px}.mf-hero .lead{max-width:820px}.mf-stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #cbd5df;border-bottom:1px solid #cbd5df;margin:28px 0}.mf-stats>div{padding:22px 18px 22px 0}.mf-stats strong{display:block;font-size:2.1rem;letter-spacing:-.03em;color:#173a55}.mf-stats span{display:block;font-size:.9rem;color:#546476}.mf-filters{display:grid;grid-template-columns:1.2fr 1.2fr 1fr auto;gap:14px;align-items:end;margin:28px 0 20px}.mf-filters label{display:block;font-size:.86rem;font-weight:700;margin:0 0 7px}.mf-filters select{width:100%;min-height:46px;background:white;border:1px solid #aebdca;border-radius:7px;padding:9px;color:#213145}.mf-filters button{min-height:46px}.mf-method{padding:16px 0;border-top:1px solid #d7dfe6;border-bottom:1px solid #d7dfe6}.mf-method summary,.mf-solution summary{cursor:pointer;font-weight:700;color:#165c9a}.mf-method p{max-width:950px;font-size:.95rem;line-height:1.65}.mf-references{margin:32px 0}.mf-references h2{font-size:1.35rem;margin-bottom:8px}.mf-references ul{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 24px;list-style:none;padding:0}.mf-references li{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid #d7dfe6;font-size:.92rem}.mf-references strong{overflow-wrap:anywhere}.mf-references li span{white-space:nowrap;color:#566477}.mf-questions{margin-top:30px}.mf-question{background:#fff;border:1px solid #cdd8e1;border-radius:12px;padding:28px 30px;margin-bottom:22px;scroll-margin-top:24px}.mf-question-top{display:flex;align-items:flex-start;gap:16px}.mf-rank{font-size:2.1rem;line-height:1.15;letter-spacing:-.04em;color:#bd7d1b;font-weight:800;min-width:46px}.mf-id{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:#667689;margin:0 0 8px}.mf-metrics{display:flex;gap:8px 16px;flex-wrap:wrap;align-items:center;font-size:.86rem}.mf-metrics strong{color:#a6382e}.mf-small-sample{color:#735114;background:#fff2d3;border-radius:4px;padding:3px 7px}.mf-question h2{font-size:1.2rem;line-height:1.55;margin:22px 0 16px;letter-spacing:normal}.mf-options{list-style:none;padding:0;margin:0 0 22px;display:grid;gap:8px}.mf-options li{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;background:#f4f7fa;border:1px solid #e1e7ec;border-radius:6px;line-height:1.55}.mf-option-letter{color:#365a78;font-weight:800;min-width:20px}.mf-solution{border-top:1px solid #dde4eb;padding-top:16px}.mf-solution p{line-height:1.6}.mf-correct{background:#edf7f0;padding:14px;border-left:3px solid #397851;color:#245636}.mf-back{margin:26px 0}.mf-course{padding:28px 0 45px;border-top:1px solid #cbd5df}.mf-course h2{font-size:1.6rem;margin-bottom:12px}.mf-course p{max-width:750px}.mf-page a:focus-visible,.mf-page summary:focus-visible,.mf-page select:focus-visible{outline:3px solid #e4a529;outline-offset:4px}.mf-page .notice{margin:24px 0}@media(max-width:800px){.mf-filters{grid-template-columns:1fr 1fr}.mf-references ul{grid-template-columns:repeat(2,minmax(0,1fr))}.mf-question{padding:22px}.mf-stats{grid-template-columns:repeat(2,1fr)}.mf-stats>div{padding:16px 10px 16px 0}.mf-hero h1{font-size:2.6rem}}@media(max-width:480px){.mf-filters{grid-template-columns:1fr}.mf-references ul{grid-template-columns:1fr}.mf-question{padding:18px 15px}.mf-rank{font-size:1.7rem;min-width:36px}.mf-question-top{gap:9px}.mf-hero h1{font-size:2.1rem}.mf-metrics{gap:6px 12px}.mf-options li{padding:10px}.mf-stats strong{font-size:1.8rem}}@media print{.site-header,.adr26-network,.site-footer,.mf-filters,.mf-course,.mf-back{display:none!important}.mf-question{break-inside:avoid}.mf-solution{display:block}.mf-page{padding:0}}
