:root{--bg:#f7f8fb;--card:#fff;--ink:#16202c;--muted:#5a6675;--brand:#0b5cad;--brand2:#0a8f7a;--warn:#b45309;--bad:#b91c1c;--ok:#15803d;--line:#e3e7ee;--radius:12px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px}
a{color:var(--brand)}
img{max-width:100%}
.wrap{max-width:1040px;margin:0 auto;padding:0 18px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:9}
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap}
.logo{font-weight:800;text-decoration:none;color:var(--ink);font-size:1.05rem;display:flex;align-items:center;gap:8px}
.logo span.badge{background:var(--brand);color:#fff;border-radius:6px;padding:2px 7px;font-size:.8rem}
nav.main{display:flex;gap:4px;flex-wrap:wrap}
nav.main a{text-decoration:none;color:var(--ink);padding:6px 10px;border-radius:8px;font-size:.93rem}
nav.main a:hover,nav.main a[aria-current=page]{background:#eaf2fb;color:var(--brand)}
.hero{background:linear-gradient(135deg,#0b5cad 0%,#0a8f7a 100%);color:#fff;padding:48px 0 40px}
.hero h1{font-size:clamp(1.7rem,4.2vw,2.6rem);line-height:1.2;margin:0 0 12px}
.hero p.lead{font-size:1.12rem;max-width:720px;opacity:.95;margin:0 0 20px}
.hero .cta{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:11px 18px;font-weight:650;text-decoration:none;cursor:pointer;font-size:1rem}
.btn:hover{filter:brightness(1.08)}
.btn.light{background:#fff;color:var(--brand)}
.btn.ghost{background:transparent;border:2px solid #fff;color:#fff}
.btn.sec{background:var(--brand2)}
main{padding:28px 0 48px}
h1.page{font-size:clamp(1.6rem,3.6vw,2.2rem);line-height:1.25;margin:.2em 0 .3em}
h2{font-size:1.4rem;margin:1.6em 0 .5em;line-height:1.3}
h3{font-size:1.12rem;margin:1.2em 0 .4em}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:16px 0}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.grid .card{margin:0}
.card h3{margin-top:0}
.meta{font-size:.9rem;color:var(--muted)}
.notice{border-left:4px solid var(--warn);background:#fff8eb;padding:12px 16px;border-radius:8px;margin:16px 0}
.notice.info{border-color:var(--brand);background:#eef5fd}
.notice.ok{border-color:var(--ok);background:#effaf2}
.notice.bad{border-color:var(--bad);background:#fdf0f0}
.disclaimer{font-size:.9rem;color:var(--muted);border:1px dashed #c9d1dc;border-radius:10px;padding:12px 14px;background:#fff}
.timeline{list-style:none;padding:0;margin:0;border-left:3px solid var(--brand);}
.timeline li{position:relative;padding:0 0 16px 20px}
.timeline li::before{content:"";position:absolute;left:-9px;top:6px;width:15px;height:15px;border-radius:50%;background:#fff;border:3px solid var(--brand)}
.timeline li.future::before{border-color:var(--brand2);background:#dff5f0}
.timeline strong{display:block}
table{border-collapse:collapse;width:100%;background:#fff;font-size:.95rem}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:#f0f4f9}
.table-wrap{overflow-x:auto}
label{font-weight:600;display:block;margin:10px 0 4px}
input[type=text],input[type=email],input[type=url],input[type=number],select,textarea{width:100%;padding:11px 12px;border:1px solid #c5cdd8;border-radius:9px;font-size:1rem;background:#fff;font-family:inherit}
textarea{min-height:110px}
input:focus,select:focus,textarea:focus{outline:3px solid #bcd7f5;border-color:var(--brand)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}
.row>*{flex:1 1 200px}
.tabs{display:flex;gap:6px;margin:10px 0;flex-wrap:wrap}
.tabs button{border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 14px;cursor:pointer;font-size:.95rem}
.tabs button[aria-selected=true]{background:var(--brand);color:#fff;border-color:var(--brand)}
.suggest{border:1px solid var(--line);border-radius:9px;background:#fff;margin-top:4px;max-height:260px;overflow:auto}
.suggest button{display:block;width:100%;text-align:left;border:0;background:#fff;padding:9px 12px;cursor:pointer;font-size:.97rem}
.suggest button:hover,.suggest button:focus{background:#eef5fd}
.label{display:inline-flex;align-items:center;justify-content:center;width:2.2em;height:2.2em;border-radius:8px;color:#fff;font-weight:800;font-size:1.1rem}
.lA{background:#009c6d}.lB{background:#52b153}.lC{background:#a5cc74}.lD{background:#f4e70f;color:#222}.lE{background:#f0b40f;color:#222}.lF{background:#eb8235}.lG{background:#d7221f}
.pill{display:inline-block;border-radius:999px;padding:2px 10px;font-size:.85rem;font-weight:650}
.pill.ok{background:#dcfce7;color:#14532d}.pill.bad{background:#fee2e2;color:#7f1d1d}.pill.warn{background:#fef3c7;color:#78350f}.pill.info{background:#e0ecfb;color:#0b3d75}
.big{font-size:2.4rem;font-weight:800;line-height:1}
.bar{height:14px;background:#e7ecf2;border-radius:99px;overflow:hidden}
.bar>span{display:block;height:100%;background:var(--brand2)}
.bar.over>span{background:var(--bad)}
.checkbox{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.93rem}
.checkbox input{margin-top:5px;width:18px;height:18px;flex:0 0 auto}
.price{font-size:2rem;font-weight:800}
.small{font-size:.88rem}
.toc{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px}
.toc ol{margin:.3em 0;padding-left:1.2em}
.src{font-size:.88rem}
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:8px 0}
summary{cursor:pointer;font-weight:650}
footer.site{background:#0f1b2b;color:#c8d2de;padding:28px 0;font-size:.92rem}
footer.site a{color:#e3ebf5}
footer.site .cols{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.hidden{display:none!important}
.spinner{display:inline-block;width:18px;height:18px;border:3px solid #cfe0f3;border-top-color:var(--brand);border-radius:50%;animation:sp 1s linear infinite;vertical-align:middle}
@keyframes sp{to{transform:rotate(360deg)}}
@media (max-width:640px){body{font-size:16px}nav.main{width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px}nav.main a{white-space:nowrap}.hero{padding:32px 0 28px}}
.signup-embed{padding:0;overflow:hidden}.signup-embed iframe{display:block;width:100%;max-width:100%;border:0;min-height:560px}