:root{--navy:#06376d;--deep:#03294f;--aqua:#00aee6;--ink:#0b2540;--muted:#65778a;--pale:#f2f9fc}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font:16px/1.6 Arial,sans-serif}a{color:inherit;text-decoration:none}header{border-bottom:1px solid #e2edf2;background:#fff}.nav{width:min(1120px,calc(100% - 40px));height:86px;margin:auto;display:flex;align-items:center;justify-content:space-between}.logo img{width:210px;max-height:68px;object-fit:contain}.back,.contact a{padding:12px 20px;border-radius:999px;background:linear-gradient(120deg,var(--aqua),#078bd0);color:#fff;font-weight:800}main{width:min(1050px,calc(100% - 40px));margin:auto}.hero{padding:70px 0 42px;text-align:center}.tag,.section-title p{margin:0;color:#2483a9;text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;font-weight:800}.hero h1{margin:10px 0;font-size:clamp(42px,7vw,68px);line-height:1;color:var(--deep);letter-spacing:-.04em}.hero>p:last-child{color:var(--muted);font-size:1.08rem}.topics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:45px}.topics a{padding:13px;text-align:center;border:1px solid #d7e7ed;border-radius:12px;color:var(--navy);font-weight:800;background:#f8fcfd}.faq-section{display:grid;grid-template-columns:280px 1fr;gap:45px;padding:48px 0;border-top:1px solid #e4edf1;scroll-margin-top:20px}.section-title{display:flex;align-items:flex-start;gap:14px}.section-title>span{display:grid;place-items:center;width:45px;height:45px;border-radius:50%;background:#e8f8fc;color:#087da8;font-weight:900}.section-title h2{margin:5px 0;color:var(--deep);font-size:1.7rem;line-height:1.1}.questions{display:grid;gap:10px}.questions details{border:1px solid #dce9ee;border-radius:13px;background:#fff;box-shadow:0 5px 16px rgba(5,55,79,.05)}.questions summary{padding:17px 50px 17px 18px;cursor:pointer;list-style:none;position:relative;color:#173f53;font-weight:800}.questions summary::-webkit-details-marker{display:none}.questions summary:after{content:'+';position:absolute;right:18px;top:12px;color:#00aee6;font-size:1.6rem}.questions details[open] summary:after{content:'−'}.questions details p{margin:0;padding:0 18px 18px;color:#536d79}.contact{display:flex;align-items:center;justify-content:space-between;gap:25px;margin:42px 0 70px;padding:30px;border-radius:22px;background:linear-gradient(135deg,#053a70,#052b52);color:#fff}.contact p{margin:0;color:#76dced}.contact h2{margin:3px 0;font-size:2rem}.contact>div:last-child{display:flex;gap:10px}.contact .secondary{background:transparent;border:1px solid #ffffff80}footer{padding:40px max(4vw,20px);background:#031f3c;color:#fff;text-align:center}footer img{width:190px;max-height:70px;object-fit:contain;filter:brightness(0) invert(1)}footer div{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;margin:18px 0;color:#b8cbd7}footer p{color:#7590a2;font-size:.8rem}@media(max-width:750px){.nav{height:74px}.logo img{width:170px}.back{padding:9px 13px;font-size:.8rem}.hero{padding:50px 0 30px}.topics{grid-template-columns:1fr 1fr}.faq-section{grid-template-columns:1fr;gap:20px;padding:35px 0}.contact{align-items:flex-start;flex-direction:column}.contact>div:last-child{width:100%;flex-direction:column}.contact a{text-align:center}}@media(max-width:430px){main{width:calc(100% - 28px)}.topics{grid-template-columns:1fr}.hero h1{font-size:42px}.section-title h2{font-size:1.45rem}.questions summary{padding-left:15px}.contact{padding:22px}}