*{box-sizing:border-box}body{margin:0;font:17px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1d2a33;background:#f6f8fa}
header{background:#0b4f6c;color:#fff}header .w{display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;align-items:center;padding:.8rem 1rem}
header a{color:#fff;text-decoration:none}.logo{font-weight:700;font-size:1.15rem;margin-right:auto}nav{display:flex;flex-wrap:wrap;gap:.3rem 1rem}nav a{opacity:.9}nav a:hover{opacity:1;text-decoration:underline}
.w{max-width:860px;margin:0 auto;padding:1rem}main .w{background:#fff;border-radius:10px;margin:1rem auto;box-shadow:0 1px 3px #0001}
h1{font-size:1.7rem;line-height:1.25;color:#0b4f6c}h2{color:#0b4f6c;font-size:1.3rem;margin-top:2rem}
a{color:#0a6f95}.calc{background:#eef6f9;border:1px solid #cfe3ea;border-radius:10px;padding:1rem}
label{display:block;font-weight:600;margin:.7rem 0 .2rem}input,select{width:100%;padding:.6rem;font-size:1rem;border:1px solid #9bb;border-radius:6px;background:#fff}
button{margin-top:1rem;background:#0b4f6c;color:#fff;border:0;padding:.75rem 1.2rem;font-size:1rem;border-radius:6px;cursor:pointer;width:100%}
.res{margin-top:1rem;background:#fff;border-left:4px solid #0b4f6c;padding:.8rem 1rem;display:none}.warn{background:#fff7e0;border-left:4px solid #e0a400;padding:.7rem 1rem;margin:1rem 0}
small,.src{font-size:.88rem;color:#4a5a66}footer{text-align:center;font-size:.85rem;color:#4a5a66;padding:1.5rem 1rem}table{border-collapse:collapse;width:100%}td,th{border:1px solid #d5dde2;padding:.45rem;text-align:left;vertical-align:top}
@media(min-width:640px){.g2{display:grid;grid-template-columns:1fr 1fr;gap:0 1rem}button{width:auto}}
.brief{background:#eef6f9;border-left:4px solid #0b4f6c;padding:.6rem 1rem;margin:1rem 0;border-radius:6px}.brief ul{margin:.3rem 0 .3rem 1.1rem;padding:0}h3{font-size:1.05rem;margin-bottom:.2rem}
/*ux*/
header{position:sticky;top:0;z-index:10;box-shadow:0 1px 4px #0003}header .w{padding:.5rem 1rem;gap:.2rem 1rem}
nav{display:flex;gap:.2rem .9rem;flex-wrap:nowrap;overflow-x:auto;font-size:.95rem}nav a{white-space:nowrap;padding:.2rem 0}
@media(max-width:520px){.logo{font-size:1rem;width:100%}nav{width:100%;justify-content:space-between;font-size:.9rem}}
.trust{background:#fff7e0;border:1px solid #e0a400;border-left:5px solid #e0a400;border-radius:8px;padding:.6rem .9rem;margin:.6rem 0 1rem}.trust-s{font-size:.9rem;padding:.4rem .8rem}
.nw,td.nw{white-space:nowrap}.big{font-size:1.2rem}.res:focus{outline:3px solid #0a6f95;outline-offset:2px}
.res{scroll-margin-top:5rem}.cmp{display:grid;grid-template-columns:1fr 1fr;gap:.6rem;margin:1rem 0}.cmp div{background:#fff;border:1px solid #cfe3ea;border-radius:8px;padding:.6rem;text-align:center}
.cmp strong{display:block;color:#0b4f6c}.cmp span{display:block;font-size:1.1rem;margin:.2rem 0}.cmp small{display:block}

.iw{display:block;color:#8a4b00;font-weight:600}.iw:empty{display:none}
.card{background:#0b4f6c;color:#fff;border-radius:10px;padding:1rem;margin-bottom:.8rem;display:grid;gap:.5rem}.card div{background:#ffffff1a;border-radius:8px;padding:.5rem .7rem}.card b{display:block;font-size:1.25rem}.card small{color:#d7ecf3}
@media(min-width:640px){.card{grid-template-columns:repeat(3,1fr)}}
.ver{font-size:.88rem;color:#1b5e20;margin:.2rem 0 .6rem}span.ver{display:block}
.cold{background:#e8f0fe;border-left:5px solid #1a4fb4;padding:.6rem .9rem;border-radius:6px;margin:.8rem 0}
.inst{background:#f4f6f8;border:1px solid #cdd5dc;border-radius:8px;padding:.6rem .9rem;margin-top:.8rem}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #e0a400;outline-offset:2px}
button:hover{background:#083a50}nav a.lang{margin-left:auto;font-weight:600;border:1px solid #ffffff80;border-radius:4px;padding:.1rem .4rem}