:root{
 --nav:#0b1220;--nav2:#101c32;--ink:#101828;--muted:#667085;--line:#e5eaf1;
 --bg:#f4f7fb;--card:#fff;--blue:#2456e8;--blue2:#173aa7;--soft:#eef3ff;
 --green:#087443;--orange:#b54708;--shadow:0 16px 45px rgba(16,24,40,.07)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.62}
a{color:inherit}.site-header{position:sticky;top:0;z-index:100;background:rgba(11,18,32,.97);backdrop-filter:blur(12px);color:white;border-bottom:1px solid rgba(255,255,255,.08)}
.header-in{max-width:1320px;margin:auto;min-height:68px;padding:0 20px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;white-space:nowrap}.brand-mark{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:linear-gradient(135deg,#4474ff,#1d4ed8);box-shadow:0 6px 16px rgba(37,99,235,.3)}.brand small{display:block;color:#94a3b8;font-size:9px;letter-spacing:.08em}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}.main-nav>a,.mega>summary{padding:9px 10px;color:#d7e0ef;text-decoration:none;font-size:13px;border-radius:8px;cursor:pointer;list-style:none}.main-nav>a:hover,.mega>summary:hover{background:#1b2941;color:#fff}.mega{position:relative}.mega>summary::-webkit-details-marker{display:none}.mega[open]>summary{background:#1b2941}.mega-panel{position:absolute;right:0;top:46px;width:min(740px,90vw);background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.mega-panel a{padding:10px 12px;background:#f8fafc;border:1px solid #edf1f6;border-radius:10px;text-decoration:none;font-size:12px;font-weight:750}.mega-panel a:hover{border-color:#cbd7ff;background:#f2f5ff;color:var(--blue)}
.header-search{display:flex;align-items:center;min-width:230px}.header-search input{width:100%;border:1px solid #334155;background:#111c30;color:white;border-radius:10px;padding:9px 12px;outline:0}.header-search input:focus{border-color:#7895ff}
.mobile-dock{display:none}
.page-wrap{max-width:1320px;margin:0 auto;padding:24px 20px 56px}.hero{position:relative;overflow:hidden;padding:42px;border-radius:24px;background:linear-gradient(125deg,#0d172a,#172b4d 68%,#1d3a68);color:white;box-shadow:var(--shadow)}.hero:after{content:"";position:absolute;right:-100px;top:-120px;width:350px;height:350px;border:54px solid rgba(255,255,255,.09);border-radius:50%}.hero h1{position:relative;z-index:1;font-size:clamp(34px,5vw,58px);line-height:1.03;letter-spacing:-.035em;margin:8px 0 16px;max-width:900px}.hero p{position:relative;z-index:1;color:#d8e3f3;font-size:17px;max-width:800px}.eyebrow{display:inline-block;font-size:10px;font-weight:950;letter-spacing:.14em;text-transform:uppercase;color:#6f8cff}.hero .eyebrow{color:#a9bbff}
.hero-search{position:relative;z-index:2;display:flex;max-width:760px;background:#fff;border-radius:15px;padding:6px;margin-top:24px;box-shadow:0 14px 30px rgba(0,0,0,.18)}.hero-search input{flex:1;border:0;outline:0;padding:13px 14px;font-size:15px}.hero-search button,.btn{border:0;border-radius:10px;background:var(--blue);color:#fff;padding:12px 17px;font-weight:850;text-decoration:none;cursor:pointer}.hero-search button:hover,.btn:hover{background:var(--blue2)}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px}.metric{background:#fff;border:1px solid var(--line);border-radius:15px;padding:16px}.metric span{display:block;color:var(--muted);font-size:10px;text-transform:uppercase;font-weight:850}.metric strong{font-size:24px}
.section{margin-top:34px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:15px}.section-head h2{margin:4px 0 0;font-size:28px;letter-spacing:-.02em}.section-head p{color:var(--muted);margin:0;max-width:520px}
.chips{display:flex;gap:8px;overflow:auto;padding:4px 0 8px;scrollbar-width:thin}.chip{white-space:nowrap;border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 12px;text-decoration:none;font-size:12px;font-weight:750}.chip:hover{border-color:#a7b8f8;color:var(--blue)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.hub-card,.home-card,.panel,.content-card,.article,.side-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 4px 16px rgba(16,24,40,.025)}.hub-card,.home-card{padding:19px;transition:.15s ease}.hub-card:hover,.home-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#d3dcf6}.hub-card a,.home-card a{text-decoration:none}.hub-card h2,.hub-card h3,.home-card h3{line-height:1.28;margin:9px 0}.hub-card p,.home-card p{color:var(--muted);font-size:13px}.tag{display:inline-flex;padding:5px 8px;border-radius:999px;background:#eef2ff;color:var(--blue);font-size:9px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.card-meta{display:flex;gap:8px;flex-wrap:wrap;color:#7b8496;font-size:11px}
.article-layout{display:grid;grid-template-columns:minmax(0,850px) 280px;gap:22px;align-items:start}.article-main>.article,.content-card{padding:34px}.article-side{position:sticky;top:88px;display:grid;gap:12px}.side-card{padding:17px}.side-card a{display:block;padding:8px 0;border-bottom:1px solid #eef1f5;text-decoration:none;font-size:13px}.side-card a:last-child{border-bottom:0}.side-label{display:block;color:#7b8496;font-size:9px;font-weight:900;letter-spacing:.12em;margin-bottom:8px}.trust-card{background:#101828;color:white}.trust-card p{font-size:12px;color:#cbd5e1}
.article h1,.content-card h1{font-size:clamp(30px,4.2vw,48px);line-height:1.08;letter-spacing:-.035em;margin:8px 0 14px}.article h2,.content-card h2{margin:32px 0 10px;font-size:23px}.article h3{font-size:17px}.lead{font-size:17px;color:#475467}.crumb{font-size:12px;color:#7b8496;margin:0 0 15px}.crumb a{text-decoration:none;color:#667085}.quick,.answer-box{background:#eef3ff;border:1px solid #dce5ff;border-left:4px solid var(--blue);padding:17px;border-radius:12px;margin:22px 0}.spec,.spec-table{width:100%;border-collapse:collapse;margin:16px 0}.spec th,.spec td,.spec-table th,.spec-table td{padding:11px 13px;border-bottom:1px solid #edf0f4;text-align:left;vertical-align:top}.spec th,.spec-table th{width:38%;color:#475467;background:#fafbfc}.spec-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px}.source-list{word-break:break-word}.source-links{display:grid;gap:8px}.source-links a{display:grid;grid-template-columns:auto 1fr auto;gap:10px;padding:10px;border:1px solid var(--line);border-radius:10px;text-decoration:none}.sources{background:#f8fafc;padding:18px;border-radius:15px}.related-shell{margin-top:28px}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.related-card{background:#fff;border:1px solid var(--line);padding:17px;border-radius:15px;text-decoration:none}.related-card span{font-size:9px;color:var(--blue);font-weight:900}.related-card strong{display:block;line-height:1.3;margin:6px 0}.related-card p{color:var(--muted);font-size:12px}.related-card b{font-size:11px;color:var(--blue)}
.taxonomy-hero{padding:30px;background:#fff;border:1px solid var(--line);border-radius:20px}.taxonomy-hero h1{font-size:40px;line-height:1.08;margin:7px 0}.filter-bar{display:flex;gap:8px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);padding:12px;border-radius:14px;margin:15px 0}.filter-bar input,.filter-bar select{border:1px solid #d7dce5;border-radius:9px;padding:9px 10px;background:white}
.pager{display:flex;gap:7px;flex-wrap:wrap;margin-top:20px}.pager a{background:#fff;border:1px solid var(--line);padding:8px 11px;border-radius:8px;text-decoration:none;color:var(--blue)}
.search-results{display:grid;gap:9px;margin-top:16px}.search-result{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;text-decoration:none}.search-result small{color:var(--muted)}.search-result strong{display:block;margin:4px 0}
.empty{background:#fff;border:1px dashed #cbd5e1;border-radius:16px;padding:28px;color:var(--muted)}
.footer{border-top:1px solid var(--line);background:#fff}.footer-in{max-width:1320px;margin:auto;padding:28px 20px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}.footer p,.footer a{font-size:12px;color:var(--muted)}.footer a{display:block;text-decoration:none;margin:5px 0}
.ad-slot{margin:20px 0;min-height:30px}
.compare-note{background:#f8fafc;border:1px solid var(--line);padding:15px;border-radius:12px}
.info-row,.faq{padding:14px 0;border-bottom:1px solid #edf0f4}.value-list{columns:2}
@media(max-width:1050px){.header-search{display:none}.main-nav>a:nth-of-type(n+4){display:none}.grid4{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr}.article-side{position:static;grid-template-columns:1fr 1fr}.related-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){body{padding-bottom:62px}.header-in{min-height:58px}.brand small{display:none}.main-nav{display:none}.hero{padding:28px 20px;border-radius:18px}.hero h1{font-size:36px}.hero-search{display:grid;grid-template-columns:1fr auto}.metrics{grid-template-columns:repeat(2,1fr)}.page-wrap{padding:16px 14px 36px}.grid,.grid4,.related-grid{grid-template-columns:1fr}.article-main>.article,.content-card{padding:22px 17px}.article-side{grid-template-columns:1fr}.section-head{align-items:start;flex-direction:column}.taxonomy-hero h1{font-size:32px}.footer-in{grid-template-columns:1fr}.mobile-dock{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:120;background:#fff;border-top:1px solid var(--line);box-shadow:0 -7px 22px rgba(16,24,40,.08)}.mobile-dock a{padding:9px 3px;text-align:center;text-decoration:none;font-size:9px;color:#475467}.mobile-dock b{display:block;font-size:16px;color:var(--blue)}.value-list{columns:1}}