:root{--bg:#071522;--panel:#102B40;--ink:#F4F7FA;--muted:#AFC0CF;--mark:#FFAA00;--blue:#63B0FF;--line:rgba(99,176,255,.22)}
body{background:radial-gradient(900px 500px at 85% 0%,rgba(20,116,212,.18),transparent 65%),var(--bg)}.eyebrow{color:var(--blue)}.nav a:hover,.back{color:var(--blue)}.card:hover{border-color:#1474D4;background:#163A54}.note{border-left-color:var(--mark);background:rgba(255,170,0,.1)}.faq-guides h3:before{background:#1474D4;color:#fff}.faq-guides tr:nth-child(4) td{background:rgba(255,170,0,.1)}.faq-guides strong{color:var(--mark)}
/* Навигационная кнопка возврата на главную на внутренних страницах */
.nav a:first-child{display:inline-block;padding:8px 14px;border:1px solid rgba(217,185,120,.55);border-radius:8px;color:var(--mark)}.nav a:first-child::before{content:'← ';}