/* Mobile-only, progressive-enhancement navigation. Desktop remains unchanged. */
.mobile-dock,.mobile-sheet{display:none}
@media(max-width:650px){
 .mobile-nav-ready{scroll-padding-bottom:calc(110px + env(safe-area-inset-bottom,0px))}
 .mobile-nav-ready body{padding-bottom:calc(94px + env(safe-area-inset-bottom,0px))}
 .mobile-nav-ready .site-header{min-height:74px;height:74px;flex-wrap:nowrap;padding:0 max(22px,env(safe-area-inset-right,0px)) 0 max(22px,env(safe-area-inset-left,0px))}
 .mobile-nav-ready .site-header>nav,.mobile-nav-ready .site-header>.account-bar{display:none}
 .mobile-dock{position:fixed;z-index:40;left:max(16px,env(safe-area-inset-left,0px));right:max(16px,env(safe-area-inset-right,0px));bottom:calc(14px + env(safe-area-inset-bottom,0px));display:flex;justify-content:space-between;align-items:center;gap:18px;pointer-events:none}
 .mobile-dock>button{pointer-events:auto;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:0 19px;border:1px solid var(--line);border-radius:999px;background:var(--surface);background:color-mix(in srgb,var(--surface) 88%,transparent);color:var(--ink);box-shadow:0 8px 28px #21152d24,0 1px 4px #21152d0a;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);font-size:12px;letter-spacing:.01em;transition:transform .16s,background .16s;touch-action:manipulation}
 .mobile-dock>button:active{transform:scale(.97)}
 .mobile-dock>button[aria-expanded=true]{background:var(--wash);border-color:var(--accent)}
 .mobile-dock svg,.mobile-sheet-close svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
 .mobile-dock-account.is-signed-in svg{color:var(--accent)}
 .mobile-dock-menu svg{width:19px;height:19px}
 .mobile-sheet[open]{display:block;position:fixed;inset:auto max(16px,env(safe-area-inset-right,0px)) calc(84px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));box-sizing:border-box;width:calc(100% - max(16px,env(safe-area-inset-left,0px)) - max(16px,env(safe-area-inset-right,0px)));max-width:490px;max-height:calc(100dvh - 130px - env(safe-area-inset-bottom,0px) - env(safe-area-inset-top,0px));margin:0 auto;padding:23px;border:1px solid var(--line);border-radius:24px;background:var(--surface);background:color-mix(in srgb,var(--surface) 95%,transparent);color:var(--ink);box-shadow:0 24px 70px #17112045;-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);overflow:auto;overscroll-behavior:contain}
 .mobile-sheet::backdrop{background:#17121d45;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
 .mobile-sheet-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}
 .mobile-sheet-heading h2{font:400 28px/1.15 Georgia,serif;letter-spacing:-.8px;margin:0}
 .mobile-sheet-close{display:grid;place-items:center;flex:none;width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:50%;color:var(--muted);background:transparent}
 .mobile-sheet-links{display:flex;flex-direction:column;gap:5px;font-size:16px}
 .mobile-sheet-links a{display:flex;align-items:center;min-height:54px;padding:12px 15px;border-radius:12px;text-decoration:none;color:var(--ink)}
 .mobile-sheet-links a[aria-current=page]{background:var(--wash);box-shadow:none;color:var(--accent)}
 .mobile-sheet-links a:hover{background:var(--wash)}
 .mobile-account-copy{font-size:13px;line-height:1.8;color:var(--muted);margin:0 0 20px;max-width:360px}
 .mobile-account-balance{display:inline-block;border:1px solid var(--line);border-radius:99px;padding:8px 14px;margin:0 0 20px;font-size:13px;color:var(--accent)}
 .mobile-account-link{display:flex;align-items:center;justify-content:center;min-height:50px;border-radius:99px;padding:13px 20px;text-decoration:none;background:var(--button);color:var(--button-text);font-size:13px}
 .mobile-sheet a:focus-visible,.mobile-sheet button:focus-visible,.mobile-dock button:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
 .mobile-sheet-open body{overflow:hidden}
 .mobile-input-active .mobile-dock{visibility:hidden;pointer-events:none}
 .mobile-input-active .mobile-dock>button{pointer-events:none}
 :root[data-theme=dark] .mobile-dock>button{box-shadow:0 8px 28px #0006,0 1px 4px #0003}
}
@media(prefers-reduced-motion:reduce){.mobile-dock>button{transition:none}}