:root{--b:#1f5fa8;--b2:#174a85;--bl:#eaf2fb;--ink:#17202b;--mut:#5a6675;--line:#dde4ec;--bg:#f3f6f9;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:18px;line-height:1.7}
a{color:var(--b)}
a:hover{color:var(--b2)}
.bar{background:var(--b)}
.bar .in{max-width:1000px;margin:0 auto;padding:8px 16px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;min-height:58px;gap:6px 16px}
.logo{color:#fff;text-decoration:none;font-weight:800;font-size:19px;white-space:nowrap;line-height:1.25}
.logo .by{display:block;font-size:12px;font-weight:500;color:#cfe0f4}
.bar nav{display:flex;gap:4px;flex-wrap:wrap}
.bar nav a{color:#e3eefb;text-decoration:none;font-size:15px;padding:6px 12px;border-radius:999px;white-space:nowrap}
.bar nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.bar nav a.on{background:#fff;color:var(--b)}
main{max-width:800px;margin:24px auto 0;padding:30px 36px 36px;background:#fff;border:1px solid var(--line);border-radius:16px}
.crumbs{font-size:14px;color:var(--mut);margin-bottom:6px}
.crumbs a{color:var(--mut)}
h1{font-size:36px;line-height:1.2;margin:0 0 12px;letter-spacing:-.4px}
h2{font-size:26px;line-height:1.3;margin:42px 0 10px;padding-top:6px}
h3{font-size:20px;margin:26px 0 6px}
.lead{font-size:20px;color:#334152}
.meta{font-size:14px;color:var(--mut);margin:0 0 20px}
.toc{background:var(--bl);border-radius:12px;padding:14px 20px;margin:22px 0;font-size:16px}
.toc b{display:block;margin-bottom:4px}
.toc ol{margin:0;padding-left:20px}
.box{background:var(--bl);border-radius:10px;padding:14px 18px;margin:20px 0}
.box p{margin:0}
.box b.i{color:var(--b)}
ol.steps{padding:0;list-style:none;counter-reset:k;margin:16px 0}
ol.steps>li{position:relative;padding:14px 16px 14px 60px;margin:0 0 10px;border:1px solid var(--line);border-radius:12px}
ol.steps>li:before{counter-increment:k;content:counter(k);position:absolute;left:14px;top:14px;width:32px;height:32px;border-radius:8px;background:var(--b);color:#fff;font-weight:700;font-size:16px;line-height:32px;text-align:center}
code{font-family:Menlo,Consolas,monospace;font-size:15px;background:#eef2f6;border-radius:5px;padding:1px 6px}
table{width:100%;border-collapse:collapse;margin:16px 0;font-size:16px}
th,td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
thead th{background:var(--bl);color:var(--b2)}
.pick{background:linear-gradient(135deg,#1f5fa8,#174a85);color:#fff;border-radius:16px;padding:22px;margin:24px 0 28px}
.pick h2{color:#fff;margin:0 0 6px;font-size:23px;padding:0}
.pick p{margin:0 0 4px;color:#dbe8f7;font-size:17px}
.pick .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0 12px}
.pick .cards a{display:block;background:#fff;color:var(--ink);border-radius:12px;padding:14px;text-decoration:none}
.pick .cards b{display:block;font-size:19px;color:var(--b)}
.pick .cards span{display:block;font-size:15px;color:var(--mut);line-height:1.5}
.pick .cards em{display:block;font-style:normal;font-weight:700;margin:6px 0 10px;font-size:16px}
.pick .cards i{display:block;font-style:normal;background:#f2a516;color:#2a1a05;text-align:center;border-radius:999px;padding:7px 10px;font-weight:700;font-size:15px}
.pick .cards a:hover i{background:#d98e05}
.pick p.small{font-size:15px;color:#cfe0f4}
.pick p.small a{color:#fff}
.faq details{border:1px solid var(--line);border-radius:10px;margin-bottom:8px;padding:0 16px}
.faq summary{cursor:pointer;font-weight:700;padding:12px 0;font-size:17px}
.faq details p{margin:0 0 14px}
.more{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.more a{display:block;border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-decoration:none}
.more a:hover{border-color:var(--b)}
.more a b{display:block;color:var(--ink)}
.more a span{font-size:15px;color:var(--mut)}
footer{max-width:800px;margin:0 auto;padding:24px 16px 40px;font-size:14px;color:var(--mut);text-align:center}
footer a{color:var(--mut)}
@media (max-width:760px){
 body{font-size:17px}
 main{margin:0;border-radius:0;border-left:0;border-right:0;padding:22px 16px 28px}
 h1{font-size:29px}
 h2{font-size:23px}
 .lead{font-size:18px}
 .pick{padding:18px 14px}
 .pick .cards,.more{grid-template-columns:1fr}
 .bar nav a{padding:4px 10px;font-size:14px}
 table{font-size:14px}
 th,td{padding:8px 6px}
}