:root{--kb-blue:#005ba8;--kb-deep:#073355;--kb-cyan:#eaf6ff;--kb-green:#2f7d5b;--kb-ink:#172536;--kb-muted:#5d6b78;--kb-line:#dce6ef;--kb-paper:#fff;--kb-bg:#f5f8fb}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--kb-ink);background:var(--kb-paper);line-height:1.75}a{color:var(--kb-blue);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}.kb-wrap{width:min(1160px,calc(100% - 36px));margin:auto}.kb-top{background:#062a47;color:#dceeff;font-size:14px}.kb-top .kb-wrap{min-height:38px;display:flex;justify-content:space-between;align-items:center;gap:18px}.kb-top a{color:#fff}.kb-header{background:#fff;border-bottom:1px solid var(--kb-line);position:sticky;top:0;z-index:30}.kb-nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}.kb-logo{display:flex;align-items:center}.kb-logo img{width:172px;height:auto}.kb-links{display:flex;align-items:center;gap:24px;font-size:15px;font-weight:650}.kb-links a[aria-current="page"]{color:var(--kb-green)}.kb-menu-button{display:none;border:1px solid var(--kb-line);background:#fff;border-radius:9px;padding:8px 12px}.kb-hero{background:linear-gradient(112deg,rgba(4,39,66,.95),rgba(0,91,168,.78)),var(--hero) center/cover;min-height:560px;display:grid;align-items:center;color:#fff}.kb-hero__inner{padding:86px 0;max-width:790px}.kb-kicker{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.13);font-size:14px;letter-spacing:.04em}.kb-hero h1{font-size:clamp(38px,6vw,68px);line-height:1.08;margin:22px 0}.kb-hero p{font-size:clamp(17px,2vw,21px);line-height:1.72;color:#e8f5ff}.kb-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.kb-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:9px;font-weight:700}.kb-btn:hover{text-decoration:none;transform:translateY(-1px)}.kb-btn--primary{background:#fff;color:var(--kb-deep)}.kb-btn--secondary{border:1px solid rgba(255,255,255,.62);color:#fff}.kb-section{padding:76px 0}.kb-section--soft{background:var(--kb-bg)}.kb-section h2{font-size:clamp(28px,4vw,42px);line-height:1.2;margin:0 0 20px;color:var(--kb-deep)}.kb-lead{font-size:19px;color:#405263;max-width:860px}.kb-grid{display:grid;gap:22px}.kb-grid--3{grid-template-columns:repeat(3,1fr)}.kb-grid--2{grid-template-columns:repeat(2,1fr)}.kb-card{background:#fff;border:1px solid var(--kb-line);border-radius:16px;padding:26px;box-shadow:0 8px 26px rgba(14,55,87,.06)}.kb-card h3{margin:0 0 10px;color:var(--kb-deep);font-size:21px}.kb-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:-54px;position:relative;z-index:2}.kb-fact{background:#fff;border-radius:14px;padding:22px;box-shadow:0 12px 40px rgba(8,44,72,.13)}.kb-fact small{display:block;color:var(--kb-muted);margin-bottom:5px}.kb-fact strong{color:var(--kb-deep);font-size:18px}.kb-table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}.kb-table th,.kb-table td{padding:15px;border:1px solid var(--kb-line);text-align:left;vertical-align:top}.kb-table th{background:#edf6fc;color:var(--kb-deep)}.kb-steps{counter-reset:step}.kb-step{position:relative;padding:0 0 28px 62px}.kb-step:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:42px;height:42px;border-radius:50%;background:var(--kb-blue);color:#fff;display:grid;place-items:center;font-weight:800}.kb-step h3{margin:0 0 5px}.kb-gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.kb-gallery figure{margin:0;border-radius:14px;overflow:hidden;background:#fff;border:1px solid var(--kb-line)}.kb-gallery figure:nth-child(1),.kb-gallery figure:nth-child(4){grid-column:span 7}.kb-gallery figure:nth-child(2),.kb-gallery figure:nth-child(3){grid-column:span 5}.kb-gallery img{width:100%;height:340px;object-fit:cover}.kb-gallery figcaption{padding:13px 16px;color:var(--kb-muted);font-size:14px}.kb-faq details{border-top:1px solid var(--kb-line);padding:18px 0}.kb-faq summary{cursor:pointer;font-weight:700;color:var(--kb-deep)}.kb-form{background:#092f4e;color:#fff;border-radius:20px;padding:34px}.kb-form h2{color:#fff}.kb-form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.kb-field label{display:block;margin-bottom:6px;font-size:14px}.kb-field input,.kb-field select,.kb-field textarea{width:100%;border:1px solid #afc7d9;border-radius:8px;padding:12px 13px;background:#fff;color:#142536;font:inherit}.kb-field--full{grid-column:1/-1}.kb-consent{display:flex;align-items:flex-start;gap:8px;font-size:13px;color:#dceeff;margin:17px 0}.kb-consent input{margin-top:6px}.kb-form button{border:0;cursor:pointer}.kb-article{padding:56px 0}.kb-article__head{max-width:880px;margin:0 auto 38px}.kb-article__head h1{font-size:clamp(34px,5vw,55px);line-height:1.17;color:var(--kb-deep)}.kb-answer{border-left:5px solid var(--kb-blue);background:var(--kb-cyan);padding:22px 24px;border-radius:0 12px 12px 0;font-size:18px}.kb-article__body{max-width:880px;margin:auto}.kb-article__body h2{margin-top:44px;font-size:28px;color:var(--kb-deep)}.kb-article__body h3{margin-top:28px;color:var(--kb-deep)}.kb-article__body li{margin:8px 0}.kb-callout{margin:34px 0;padding:22px;border:1px solid #bcd5e7;border-radius:12px;background:#f5fbff}.kb-footer{padding:50px 0;background:#061f34;color:#cfe1ef}.kb-footer a{color:#fff}.kb-footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}.kb-breadcrumb{font-size:14px;color:var(--kb-muted);margin-bottom:18px}.kb-breadcrumb a{color:inherit}.kb-note{font-size:14px;color:var(--kb-muted)}
@media(max-width:900px){.kb-links{display:none}.kb-menu-button{display:block}.kb-facts{grid-template-columns:repeat(2,1fr);margin-top:-34px}.kb-grid--3{grid-template-columns:1fr}.kb-grid--2{grid-template-columns:1fr}.kb-gallery figure{grid-column:1/-1!important}.kb-footer__grid{grid-template-columns:1fr}.kb-hero{min-height:510px}}
@media(max-width:560px){.kb-top .kb-wrap{padding:8px 0;align-items:flex-start;flex-direction:column;gap:2px}.kb-nav{min-height:64px}.kb-logo img{width:145px}.kb-hero__inner{padding:64px 0 76px}.kb-facts{grid-template-columns:1fr}.kb-section{padding:56px 0}.kb-form{padding:24px}.kb-form-grid{grid-template-columns:1fr}.kb-field--full{grid-column:auto}.kb-gallery img{height:260px}}