:root{--shell-bg:#F8F8F5;--shell-panel:#EEEEEA;--shell-ink:#202124;--shell-muted:#666B70;--shell-line:#D5D7D2;--shell-accent:#2D6A4F;--shell-link:#356F72;--shell-on-accent:#FFFFFF}
.public-header{width:100%;border-top:3px solid #D19A35;border-bottom:1px solid var(--shell-line);background:var(--shell-bg);font-family:Arial,Helvetica,sans-serif}
.public-header-inner{width:min(1100px,94vw);min-height:62px;margin:0 auto;display:flex;align-items:center;gap:28px}
.public-logo{display:flex;align-items:center;gap:9px;color:var(--shell-ink);font-family:Georgia,'Times New Roman',serif;font-size:23px;text-decoration:none}
.public-logo img{display:block;width:auto;height:28px}
.public-nav{display:flex;align-items:center;gap:22px;margin-left:auto}
.public-nav a{color:var(--shell-muted);font-size:14px;font-weight:650;text-decoration:none}
.public-nav a:hover,.public-nav a[aria-current="page"]{color:var(--shell-ink);text-decoration:underline;text-decoration-color:var(--shell-accent);text-underline-offset:5px}
.public-theme{width:auto;padding:5px 2px;background:none;color:var(--shell-muted);border:0;border-bottom:1px solid var(--shell-line);border-radius:0;font:700 12px Arial,Helvetica,sans-serif;cursor:pointer}
.public-theme:hover{color:var(--shell-ink)}
.public-footer{width:100%;border-top:1px solid var(--shell-line);background:var(--shell-panel);color:var(--shell-ink);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}
.public-footer a{color:var(--shell-muted);font-size:13px;text-decoration:none}
.public-footer a:hover{color:var(--shell-ink);text-decoration:underline}
.public-footer-bottom{width:min(1100px,94vw);margin:0 auto;padding:18px 0;color:var(--shell-muted);font-size:12px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.public-footer-bottom nav{display:flex;gap:18px}
.public-footer-bottom nav a:nth-child(1){color:var(--shell-accent)}
.public-footer-bottom nav a:nth-child(2){color:var(--shell-link)}
@media(max-width:720px){
  .public-header-inner{min-height:auto;padding:14px 0;align-items:flex-start;flex-direction:column;gap:12px}
  .public-nav{width:100%;margin:0;gap:10px 18px;flex-wrap:wrap}
  .public-nav a{font-size:13px}.public-theme{font-size:12px}
  .public-footer-bottom{align-items:flex-start;flex-direction:column;gap:8px}
}
@media(prefers-color-scheme:dark){
  :root:not([data-theme]){--shell-bg:#16181A;--shell-panel:#202326;--shell-ink:#F1F0EB;--shell-muted:#A6ABB0;--shell-line:#3A3E41;--shell-accent:#7FA98E;--shell-link:#85ADB2;--shell-on-accent:#16181A}
}
html[data-theme="dark"]{--shell-bg:#16181A;--shell-panel:#202326;--shell-ink:#F1F0EB;--shell-muted:#A6ABB0;--shell-line:#3A3E41;--shell-accent:#7FA98E;--shell-link:#85ADB2;--shell-on-accent:#16181A}