:root{--navy:#071a33;--navy2:#0a2d53;--blue:#0879c9;--cyan:#0aa8ff;--gold:#f5a400;--orange:#ef6c00;--ink:#132238;--muted:#5d6f82;--line:#dbe4ec;--pale:#f3f8fc;--white:#fff;--shadow:0 16px 42px rgba(3,31,61,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.6}.skip-link{position:absolute;left:-999px;top:auto}.skip-link:focus{left:12px;top:12px;z-index:99999;background:#fff;color:#000;padding:10px 14px;border-radius:8px}.screen-reader-text{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.qa-shell{width:min(1180px,calc(100% - 40px));margin-inline:auto}.qa-reading{width:min(880px,calc(100% - 40px));margin-inline:auto}.qa-header{background:#fff;border-bottom:1px solid var(--line)}.qa-brand-wrap{display:flex;justify-content:center;padding:6px 20px}.qa-brand{display:block;width:min(720px,92vw);line-height:0}.qa-brand img{display:block;width:100%;height:auto;max-height:180px;object-fit:contain;margin:auto}.qa-nav{position:sticky;top:0;z-index:900;background:rgba(255,255,255,.98);border-top:1px solid #eef3f7;border-bottom:1px solid var(--line)}.qa-nav-inner{width:min(1180px,calc(100% - 40px));min-height:56px;margin:auto;display:flex;align-items:center;justify-content:center;gap:4px}.qa-nav a{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:8px 15px;border-radius:9px;color:var(--navy);font-size:.86rem;font-weight:800;text-decoration:none}.qa-nav a:hover,.qa-nav a.is-active{background:#eaf5fd;color:#055f9e}.qa-hero{padding:72px 0 64px;background:linear-gradient(135deg,#f7fbff 0%,#eef7ff 62%,#fff8e8 100%);border-bottom:1px solid var(--line)}.qa-hero.compact{padding:56px 0}.qa-kicker{display:block;color:#0575bb;font-size:.75rem;font-weight:950;letter-spacing:.12em;text-transform:uppercase}.qa-hero h1,.qa-detail-hero h1{font-size:clamp(2.4rem,6vw,4.8rem);line-height:1.02;letter-spacing:-.035em;color:var(--navy);max-width:1000px;margin:.32em 0 .3em}.qa-hero p{font-size:1.12rem;color:#425a70;max-width:900px;margin:0}.qa-hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:25px}.qa-count{font-size:.86rem;font-weight:800;color:#587088}.qa-section{padding:66px 0}.qa-two-col{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,.75fr);gap:28px;align-items:start}.qa-form{display:grid;gap:18px;padding:28px;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);background:#fff}.qa-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.qa-form label{display:grid;gap:7px}.qa-form label>span{font-size:.82rem;font-weight:900;color:var(--navy)}.qa-form input,.qa-form select,.qa-form 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.qa-text-link{color:#fff}.qa-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 18px;border:0;border-radius:10px;font:inherit;font-size:.86rem;font-weight:900;text-decoration:none;cursor:pointer}.qa-button.primary{background:linear-gradient(145deg,var(--gold),#ff8a00);color:#071a33;box-shadow:0 8px 20px rgba(239,108,0,.18)}.qa-button.dark{background:var(--navy);color:#fff}.qa-button.ghost{background:#fff;color:var(--navy);border:1px solid var(--line)}.qa-button.light{background:#fff;color:var(--navy)}.qa-button.outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}.qa-text-link{display:inline-block;margin-top:12px;color:#056dad;font-size:.86rem;font-weight:900;text-decoration:none}.qa-alert{padding:15px 17px;margin-bottom:16px;border-radius:10px;border:1px solid}.qa-alert.success{background:#ecfdf3;border-color:#abefc6;color:#067647}.qa-alert.error{background:#fef3f2;border-color:#fecdca;color:#b42318}.qa-search-band{padding:22px 0;background:#fff;border-bottom:1px solid var(--line)}.qa-search{display:grid;grid-template-columns:minmax(240px,1fr) minmax(170px,240px) auto auto;gap:10px;align-items:center}.qa-clear{font-size:.8rem;font-weight:800;color:#64748b}.qa-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.qa-card{display:flex;flex-direction:column;padding:22px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 7px 24px rgba(3,31,61,.05)}.qa-card h2{font-size:1.16rem;line-height:1.25;margin:12px 0 10px}.qa-card h2 a{color:var(--navy);text-decoration:none}.qa-card h2 a:hover{color:#0575bb}.qa-badges{display:flex;flex-wrap:wrap;gap:6px}.qa-badges span{padding:5px 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p{color:#d2e3f0;margin:0}.qa-cta-grid>div:last-child{display:grid;gap:10px}.qa-detail-hero{padding:54px 0 42px;background:linear-gradient(180deg,#f8fbfe,#fff);border-bottom:1px solid var(--line)}.qa-breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:.76rem;margin-bottom:18px;color:#718397}.qa-breadcrumb a{color:#056dad;text-decoration:none}.qa-detail-hero h1{font-size:clamp(2.2rem,5.5vw,4rem);margin-top:16px}.qa-detail-meta{font-size:.79rem;color:#64778a}.qa-section.detail{padding-top:42px}.qa-question-block,.qa-answer-block{border-radius:18px;padding:28px}.qa-question-block{background:#f4f8fb;border:1px solid var(--line);margin-bottom:18px}.qa-question-block p{font-size:1.22rem;line-height:1.65;margin:10px 0 0;color:#1f3348}.qa-answer-block{background:#fff;border:1px solid #cbdbe8;box-shadow:var(--shadow)}.qa-block-label{display:block;font-size:.7rem;font-weight:950;letter-spacing:.12em;color:#0876b9}.qa-rich-answer{font-size:1.05rem;line-height:1.75;color:#20364a}.qa-rich-answer p:first-child{margin-top:10px}.qa-rich-answer a{color:#056dad}.qa-disclaimer{margin-top:18px;padding:15px 17px;border-left:4px solid var(--gold);background:#fff9e9;color:#5c4a24;font-size:.82rem}.qa-detail-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.qa-related{padding:56px 0;background:var(--pale)}.qa-related h2{font-size:2rem;color:var(--navy);margin:.3rem 0 1.2rem}.qa-related-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.qa-related-grid a{display:grid;gap:7px;padding:18px;border:1px solid var(--line);border-radius:14px;background:#fff;text-decoration:none}.qa-related-grid span{font-size:.67rem;font-weight:850;color:#5d7387}.qa-related-grid strong{color:var(--navy);font-size:.91rem;line-height:1.3}.qa-footer{padding:42px 0 18px;background:#030d1c;color:#d8e6f3}.qa-footer-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:30px}.qa-footer p{color:#8fa8bf;font-size:.82rem}.qa-footer nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.qa-footer a{color:#a9bed1;text-decoration:none;font-size:.8rem}.qa-footer-bottom{border-top:1px solid #1a2b40;margin-top:26px;padding-top:18px;color:#72889d;font-size:.72rem}.qa-top{position:fixed;right:16px;bottom:16px;z-index:9999;display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:linear-gradient(145deg,var(--gold),#ff8a00);color:#071a33;text-decoration:none;font-size:1.55rem;font-weight:950;border:2px solid #fff;box-shadow:0 10px 26px rgba(3,23,47,.28)}
@media(max-width:900px){.qa-nav-inner{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:7px 0}.qa-nav a{border:1px solid #e1e8ef}.qa-two-col,.qa-cta-grid{grid-template-columns:1fr}.qa-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.qa-related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.qa-footer-grid{grid-template-columns:1fr}.qa-search{grid-template-columns:1fr 1fr auto}.qa-search .qa-clear{grid-column:1/-1}}
@media(max-width:620px){.qa-shell,.qa-reading{width:100%;padding-left:max(24px,env(safe-area-inset-left));padding-right:max(24px,env(safe-area-inset-right))}.qa-brand-wrap{padding-left:max(18px,env(safe-area-inset-left));padding-right:max(18px,env(safe-area-inset-right))}.qa-brand{width:min(100%,600px)}.qa-nav-inner{width:100%;padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right));grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}.qa-nav a{font-size:.72rem;padding:6px 5px}.qa-nav a:first-child{grid-column:1/-1}.qa-hero{padding:48px 0 44px}.qa-hero h1,.qa-detail-hero h1{font-size:clamp(2.15rem,10.5vw,3.45rem)}.qa-hero p{font-size:1rem}.qa-section{padding:48px 0}.qa-form{padding:20px}.qa-form-grid{grid-template-columns:1fr}.qa-side-card{padding:22px}.qa-button{width:100%}.qa-search{grid-template-columns:1fr}.qa-search .qa-clear{grid-column:auto;text-align:center}.qa-card-grid,.qa-related-grid{grid-template-columns:1fr}.qa-card{padding:19px}.qa-cta{padding:50px 0}.qa-detail-hero{padding:42px 0 34px}.qa-question-block,.qa-answer-block{padding:21px}.qa-question-block p{font-size:1.08rem}.qa-detail-actions{display:grid}.qa-footer nav{grid-template-columns:1fr}.qa-pagination{justify-content:space-between;gap:8px}.qa-pagination span{display:none}.qa-top{right:12px;bottom:12px;width:44px;height:44px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}