:root{--shell-bg:#f7f6f2;--shell-ink:#20211e;--shell-muted:#696862;--shell-line:#d9d7cf;--shell-panel:#fffefa;--shell-dark:#20211e}
.skip-link{position:fixed;left:16px;top:12px;z-index:1000;transform:translateY(-160%);padding:10px 14px;border-radius:5px;background:#fff;color:#111!important;box-shadow:0 4px 18px rgba(0,0,0,.2);font:700 14px/1.2 ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;text-decoration:none}
.skip-link:focus{transform:translateY(0)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,246,242,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--shell-line);color:var(--shell-ink)}
.site-header *,.site-footer *{box-sizing:border-box}
.site-header__inner,.site-footer__inner{width:min(1160px,calc(100% - 48px));margin:0 auto}
.site-header__inner{min-height:68px;display:flex;align-items:center;gap:22px}
.site-brand{flex:0 0 auto;font:400 19px/1 Georgia,"Times New Roman",serif;letter-spacing:-.02em;color:var(--shell-ink);text-decoration:none}
.site-nav{display:flex;align-items:center;justify-content:center;gap:18px;margin-left:auto}
.site-nav a,.site-auth a{font:600 13px/1.2 ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#5f5e59;text-decoration:none;white-space:nowrap}
.site-nav a:hover,.site-auth__login:hover{text-decoration:underline;text-underline-offset:4px}
.site-nav a[aria-current="page"]{color:var(--shell-ink);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:6px}
.site-header a:focus-visible,.site-footer a:focus-visible,.skip-link:focus-visible,main a:focus-visible,main button:focus-visible,main input:focus-visible,main textarea:focus-visible,main select:focus-visible{outline:3px solid #3157c8;outline-offset:3px}
.site-auth{display:flex;align-items:center;gap:10px;padding-left:18px;border-left:1px solid var(--shell-line)}
.site-auth__register{display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:0 14px;border-radius:5px;background:var(--shell-dark);color:#fff!important}
.site-auth__register:hover{background:#363731}
.site-footer{margin-top:0;padding:56px 0 24px;background:#20211e;color:#f6f4ed;border-top:1px solid #31322e}
.site-footer__grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:36px;padding-bottom:38px}
.site-footer__brand b{font:400 21px/1 Georgia,"Times New Roman",serif}
.site-footer__brand p{max-width:320px;margin:14px 0 0;color:#b9b8b1;font:14px/1.65 ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.site-footer__col{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.site-footer__col h2{margin:0 0 4px;color:#f6f4ed;font:700 11px/1.3 ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:.09em;text-transform:uppercase}
.site-footer__col a{color:#c8c7c0;text-decoration:none;font:14px/1.4 ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.site-footer__col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.site-footer__bottom{display:flex;justify-content:space-between;gap:18px;padding-top:20px;border-top:1px solid #3b3c37;color:#96958f;font:12px/1.5 ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
@media(max-width:980px){.site-header__inner{flex-wrap:wrap;padding:14px 0}.site-nav{order:3;width:100%;justify-content:flex-start;overflow-x:auto;padding:4px 0}.site-auth{margin-left:auto}.site-footer__grid{grid-template-columns:1.4fr 1fr 1fr}.site-footer__brand{grid-column:1/-1}}
@media(max-width:640px){.site-header__inner,.site-footer__inner{width:min(100% - 32px,1160px)}.site-auth{gap:8px;padding-left:12px}.site-auth__register{padding:0 11px}.site-nav{gap:15px}.site-footer{padding-top:42px}.site-footer__grid{grid-template-columns:1fr 1fr;gap:30px}.site-footer__brand{grid-column:1/-1}.site-footer__bottom{flex-direction:column}}