
:root{--brand:#1D2088;--brand2:#162A9F;--cyan:#1598D4;--teal:#008B78;--ink:#1B2230;--muted:#5E6775;--line:#DDE3EC;--soft:#F6F8FB;--sky:#EAF4FF;--max:1200px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:Montserrat,Arial,sans-serif;font-size:16px;font-weight:300;line-height:1.5;letter-spacing:0;overflow-x:hidden}a{color:inherit}.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}h1,h2,h3{line-height:1.5;letter-spacing:0}h1{margin:0;color:var(--brand2);font-size:60px;font-weight:700;overflow-wrap:anywhere}h2{margin:0;color:var(--brand2);font-size:48px;font-weight:700;overflow-wrap:anywhere}h3{font-size:24px;font-weight:700}.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 14px;color:var(--brand);font-size:13px;font-weight:700;text-transform:uppercase}.eyebrow::before{content:"";width:32px;height:3px;background:var(--cyan)}.hero{position:relative;overflow:hidden;background:linear-gradient(120deg,#fff 0%,#F3F8FF 70%,#EAF4FF 100%);padding:96px 0 84px}.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.hero-copy p:not(.eyebrow){max-width:760px;margin:22px 0 0;font-size:20px;color:#404959}.hero-art{position:relative;min-height:390px;background:url("//ueeshop.ly200-cdn.com/u_file/UPBH/UPBH109/2512/11/products/-11.jpg?x-oss-process=image/format,webp/quality,q_100") center/cover no-repeat;border:1px solid #D8E3F0}.hero-art::after{content:"";position:absolute;inset:0;background:rgba(255,255,255,.16)}.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:46px;background:var(--line);border:1px solid var(--line)}.fact{padding:18px;background:#fff}.fact strong{display:block;color:var(--brand);font-size:20px;font-weight:700}.fact span{display:block;color:var(--muted);font-size:12px}.section{padding:92px 0}.section-sky{background:var(--sky)}.section-soft{background:var(--soft)}.section-intro{width:100%;margin-bottom:42px}.section-intro p:last-child{width:100%;margin:18px 0 0;color:var(--muted);font-size:20px;overflow-wrap:anywhere}.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.rule{padding:24px;border-top:3px solid var(--brand);background:#fff}.rule:nth-child(3n+2){border-color:var(--cyan)}.rule:nth-child(3n){border-color:var(--teal)}.rule h3{margin:0 0 8px;font-size:22px}.rule p{margin:0;color:var(--muted)}.content-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);font-size:14px}.content-table th,.content-table td{padding:14px 16px;text-align:left;vertical-align:top;border:1px solid var(--line)}.content-table th{background:#DDEBFA;color:#13205F;font-weight:700}.content-table td{color:#465162}.guide-two{display:block}.callout{margin-top:28px;padding:24px;background:var(--brand);color:#fff}.callout strong{font-size:20px}.callout p{margin:8px 0 0;color:#DCE3FF}.brand-list{display:grid;gap:16px}.brand-panel{border:1px solid var(--line);background:#fff}.brand-panel summary{display:grid;grid-template-columns:150px 1fr 32px;align-items:center;gap:16px;cursor:pointer;list-style:none;padding:22px 24px;color:var(--brand);font-size:24px;font-weight:700}.brand-panel summary::-webkit-details-marker{display:none}.brand-panel summary small{color:var(--muted);font-size:14px;font-weight:300}.brand-panel summary b{font-size:28px;font-weight:300;text-align:right}.brand-panel[open] summary b{transform:rotate(45deg)}.table-wrap{overflow:auto;border-top:1px solid var(--line)}table{width:100%;min-width:1000px;border-collapse:collapse;font-size:13px}caption{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}th,td{padding:12px 14px;border:1px solid var(--line);text-align:left;vertical-align:top;line-height:1.5}th{background:#DDEBFA;color:#13205F;font-weight:700;white-space:nowrap}td{color:#465162}.category-row td{background:#F0F7FF;padding:16px 14px}.category-row a{color:var(--brand);font-weight:700;text-decoration:none}.category-row a:hover{text-decoration:underline}.cta{background:var(--brand);color:#fff;padding:64px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta h2{color:#fff;font-size:48px}.cta p{margin:10px 0 0;color:#DCE3FF;font-size:20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:50px;padding:12px 24px;border-radius:28px;background:#fff;color:var(--brand);text-decoration:none;font-weight:700;white-space:nowrap}.source-note{margin-top:24px;color:#718096;font-size:12px}@media(max-width:900px){.hero-grid,.guide-two{grid-template-columns:1fr}.hero-art{min-height:300px;order:-1}.rule-grid{grid-template-columns:repeat(2,1fr)}.facts{grid-template-columns:repeat(2,1fr)}.cta-inner{display:grid}}@media(max-width:620px){.container{width:min(calc(100% - 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