*,:before,:after{box-sizing:border-box}html,body{background:var(--seolith-bg,#0f1117);color:var(--seolith-fg,#e8eaf0);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.45;overflow-x:hidden}h1,h2,h3{margin:0;line-height:1.2}h1{font-size:1.4rem}h2{font-size:1.2rem}h3{font-size:1.05rem}p{margin:0}a{color:var(--seolith-accent)}.shell{flex-direction:column;min-height:100dvh;display:flex}.topbar{padding:calc(12px + env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 12px max(16px, env(safe-area-inset-left));background:var(--seolith-surface);border-bottom:1px solid var(--seolith-border)}.content{flex-direction:column;flex:1;gap:16px;width:100%;max-width:640px;margin:0 auto;padding:16px;display:flex}.content.narrow{justify-content:center}.tabbar{background:var(--seolith-surface);border-top:1px solid var(--seolith-border);padding-bottom:env(safe-area-inset-bottom);grid-template-columns:repeat(4,1fr);display:grid;position:sticky;bottom:0}.tabbar a{min-height:48px;color:var(--seolith-muted);justify-content:center;align-items:center;font-weight:600;text-decoration:none;display:flex}.tabbar a.active{color:var(--seolith-accent);box-shadow:inset 0 3px 0 var(--seolith-accent)}.stack{flex-direction:column;gap:12px;display:flex}.center{text-align:center;align-items:center}.row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;display:flex}.list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.card{background:var(--seolith-surface);border:1px solid var(--seolith-border);color:inherit;border-radius:12px;padding:14px;text-decoration:none;display:block}.hold-card:focus-visible,.btn:focus-visible,input:focus-visible,select:focus-visible,.tabbar a:focus-visible{outline:3px solid var(--seolith-accent-2);outline-offset:2px}.muted{color:var(--seolith-muted)}.error{color:var(--seolith-danger);font-weight:600}.success{border-color:var(--seolith-accent)}.tags{flex-wrap:wrap;gap:6px;margin:8px 0 0;padding:0;list-style:none;display:flex}.tags li{background:var(--seolith-surface-2);border:1px solid var(--seolith-border);border-radius:999px;padding:2px 10px;font-size:.85rem}.chip{font-variant-numeric:tabular-nums;background:var(--seolith-surface-2);border:1px solid var(--seolith-border);border-radius:999px;padding:2px 10px;font-size:.85rem;font-weight:700}.chip-ready{color:var(--seolith-accent);border-color:var(--seolith-accent)}.btn{border:1px solid var(--seolith-border);background:var(--seolith-surface-2);min-height:48px;color:var(--seolith-fg);font:inherit;text-align:center;cursor:pointer;border-radius:10px;justify-content:center;align-items:center;padding:10px 16px;font-weight:600;text-decoration:none;display:inline-flex}.btn.primary{background:var(--seolith-accent);border-color:var(--seolith-accent);color:var(--seolith-on-accent)}.btn.danger{color:var(--seolith-danger);border-color:var(--seolith-danger);background:0 0}.btn:disabled{opacity:.55;cursor:not-allowed}.field{flex-direction:column;gap:6px;display:flex}.field-label{color:var(--seolith-muted);font-size:.9rem}input,select,textarea{border:1px solid var(--seolith-border);background:var(--seolith-bg);width:100%;min-height:48px;color:var(--seolith-fg);font:inherit;border-radius:10px;padding:10px 12px}textarea{resize:vertical}.pair-code{letter-spacing:.12em;font-variant-numeric:tabular-nums;font-size:3rem;font-weight:800}code.wrap{background:var(--seolith-bg);border:1px solid var(--seolith-border);overflow-wrap:anywhere;word-break:break-all;-webkit-user-select:all;user-select:all;border-radius:8px;padding:10px;font-size:.85rem;display:block}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}