/* Общие стили внутренних страниц: разбор, документы, расчёты */
:root{--sky:#1B2750;--sky-2:#212F5E;--sky-3:#293A6E;--deep:#141D3D;--gold:#E2BC6A;--gold-2:#F1D594;--ivory:#F6F1E6;--mist:#C9D1E6;--dim:#A3AECB;--good:#9BDDB3;--warn:#F3BB86;
--display:"Prata",Georgia,"Times New Roman",serif;--body:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;--ease-out:cubic-bezier(0.23,1,0.32,1);color-scheme:dark}
*{box-sizing:border-box}[hidden]{display:none!important}
html{overflow-x:clip}
body{margin:0;background:#141D44 url(/assets/sky.webp) center top/cover fixed no-repeat;color:var(--ivory);font:17px/1.6 var(--body)}
a{color:var(--gold-2)}:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.wrap{max-width:980px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
header.top{padding-block:18px}
header.top .wrap{display:flex;justify-content:space-between;align-items:center;gap:14px;max-width:1240px}
.logo{display:flex;align-items:center;gap:12px;color:var(--ivory);text-decoration:none;font-family:var(--display);font-size:21px}
.logo img{width:38px;height:38px;border-radius:50%}
.toplink{color:var(--gold-2);font-weight:700;text-decoration:none}
h1{font-family:var(--display);font-weight:400;font-size:clamp(34px,5vw,54px);line-height:1.1;margin:28px 0 14px;text-wrap:balance}
h2{font-family:var(--display);font-weight:400;font-size:clamp(26px,3.2vw,36px);line-height:1.15;margin:48px 0 12px;text-wrap:balance}
h3{font-size:19px;margin:24px 0 6px}
p,li{color:var(--mist)} .lead{font-size:19px;color:var(--ivory);max-width:44rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 26px;border-radius:999px;font:700 16px var(--body);text-decoration:none;border:0;cursor:pointer;transition:transform 140ms var(--ease-out),background-color 200ms}
.btn:active{transform:scale(.97)}.btn.gold{background:var(--gold);color:var(--deep)}.btn.ghost{background:var(--sky-3);color:var(--ivory)}
@media (hover:hover){.btn.gold:hover{background:var(--gold-2)}.btn.ghost:hover{background:#34477F}}
.panel{background:rgba(27,39,80,.88);border-radius:24px;padding:clamp(20px,4vw,32px)}
.part{background:rgba(27,39,80,.9);border-radius:22px;padding:22px 24px;margin:0 0 14px}
.part h2{font-family:var(--body);font-weight:800;font-size:19px;margin:0 0 8px;color:var(--ivory)}
.part p{margin:0;color:var(--ivory);line-height:1.65}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}
.calc{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 14px;margin-top:20px}
.f{display:flex;flex-direction:column;gap:6px}.f label{font-weight:700;font-size:14.5px}.f small{color:var(--dim);font-weight:500}
.f input,.f select{min-height:52px;border:2px solid transparent;border-radius:14px;background:var(--deep);color:var(--ivory);padding:0 14px;font:600 16px var(--body);color-scheme:dark;width:100%}
.f input:focus,.f select:focus{outline:none;border-color:var(--gold)}
.wide{grid-column:1/-1}
.res{margin-top:22px;display:grid;gap:12px}
.res .big{font-family:var(--display);font-size:clamp(80px,14vw,150px);line-height:.9;color:var(--gold)}
.res .card{background:var(--deep);border-radius:18px;padding:18px 20px}
.res .card b{color:var(--gold-2)}
.err{color:var(--warn);margin:8px 0 0}
.faq details{background:rgba(27,39,80,.88);border-radius:16px;padding:16px 20px;margin-bottom:8px}
.faq summary{cursor:pointer;font-weight:700}
.faq details p{margin:10px 0 0}
.related{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.related a{background:var(--sky-3);color:var(--ivory);text-decoration:none;padding:10px 16px;border-radius:999px;font-size:15px}
footer.bot{margin-top:72px;background:rgba(20,29,61,.95);padding-block:36px 44px;font-size:14px;color:var(--dim)}
footer.bot .wrap{display:flex;flex-direction:column;gap:10px}
footer.bot nav{display:flex;flex-wrap:wrap;gap:8px 18px}
main{padding-bottom:20px}
@media (max-width:700px){.calc{grid-template-columns:minmax(0,1fr)}}