:root{--bg:#fff;--soft:#f2f7fc;--soft2:#e3effa;--ink:#13293d;--muted:#3f5873;--blue:#1d63b8;--blue-d:#14488a;--line:#cfe0f1;--r:18px}
*{box-sizing:border-box}html{font-size:19px}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
a{color:var(--blue-d)}img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:10px;z-index:9}
header.top{border-bottom:1px solid var(--line);background:#fff}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:72px;flex-wrap:wrap}
.logo{font-weight:800;font-size:1.15rem;text-decoration:none;color:var(--ink)}.logo span{color:var(--blue)}
nav.main a{margin-left:18px;font-weight:600;text-decoration:none;padding:8px 4px}nav.main a:hover{text-decoration:underline}
.btn{display:inline-block;background:var(--blue);color:#fff;font-weight:700;font-size:1.05rem;padding:16px 28px;border-radius:999px;text-decoration:none;min-height:56px;border:2px solid var(--blue)}
.btn:hover,.btn:focus{background:var(--blue-d);border-color:var(--blue-d)}.btn.ghost{background:#fff;color:var(--blue-d)}
:focus-visible{outline:3px solid #f0a500;outline-offset:3px}
.hero{background:linear-gradient(180deg,var(--soft),#fff);padding:64px 0 48px;text-align:center}
h1{font-size:clamp(2rem,5vw,3.1rem);line-height:1.15;margin:0 0 16px}h2{font-size:clamp(1.5rem,3.5vw,2.1rem);line-height:1.2;margin:0 0 14px}h3{font-size:1.25rem;margin:8px 0}
.lead{font-size:1.2rem;color:var(--muted);max-width:720px;margin:0 auto 28px}
.doors{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin:34px auto 0;max-width:960px}
.door{display:block;text-decoration:none;color:var(--ink);background:#fff;border:2px solid var(--line);border-radius:24px;padding:34px 28px;text-align:left;box-shadow:0 6px 24px rgba(29,99,184,.08);transition:.15s}
.door:hover,.door:focus{border-color:var(--blue);transform:translateY(-3px)}
.door .ic{font-size:2.6rem}.door p{color:var(--muted);margin:6px 0 20px}.door .btn{width:100%;text-align:center}
section{padding:56px 0}section.alt{background:var(--soft)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.card.big{border:2px solid var(--blue)}.card .ic{font-size:2.2rem}.card p{margin:6px 0 0;color:var(--muted)}
.ex{background:var(--soft2);border-radius:12px;padding:12px 14px;margin-top:14px;font-size:.92rem;color:var(--ink)}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;list-style:none;padding:0}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.steps li:before{counter-increment:s;content:counter(s);display:inline-grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;margin-bottom:8px}
.ph{border:2px dashed #8fb3d9;background:#f7fbff;color:var(--muted);border-radius:12px;padding:16px;font-style:italic}
.center{text-align:center}.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
ul.check{list-style:none;padding:0}ul.check li{padding:6px 0 6px 34px;position:relative}ul.check li:before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:900}
details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin:10px 0}summary{font-weight:700;cursor:pointer;min-height:32px}
footer{background:var(--ink);color:#dbe7f3;padding:36px 0;font-size:.95rem}footer a{color:#fff}
label{display:block;font-weight:700;margin:16px 0 6px}input,select,textarea{width:100%;font-size:1rem;padding:14px;border:2px solid var(--line);border-radius:12px;font-family:inherit}
@media(max-width:820px){.doors,.grid,.steps{grid-template-columns:1fr}nav.main a{margin-left:10px}html{font-size:18px}.hero{padding:40px 0 32px}}
/* responsive QA 2026-10-26 */
html{-webkit-text-size-adjust:100%}img,svg,video,iframe{max-width:100%;height:auto}
input[type=radio],input[type=checkbox]{width:22px;height:22px;flex:none;max-width:none}
label:has(input[type=radio]),label:has(input[type=checkbox]){display:flex;gap:10px;align-items:center;min-height:44px}
header.top nav a,header.top .logo{min-height:44px;display:inline-flex;align-items:center}
summary{min-height:44px;display:flex;align-items:center;cursor:pointer}
.crumbs a,nav[aria-label=Breadcrumb] a,footer a{display:inline-block;padding:11px 2px;min-height:44px;box-sizing:border-box}
.skip:focus{min-height:44px}
@media(max-width:600px){header.top .wrap{flex-wrap:wrap;gap:4px}header.top nav.main{display:flex;flex-wrap:wrap;gap:6px;width:100%}pre,table{display:block;overflow-x:auto;max-width:100%}}
a.back{display:inline-flex;align-items:center;min-height:44px}