:root{--bg:#f5f7fb;--surface:hsla(0,0%,100%,.88);--surface-strong:#fff;--surface-tint:#eef3ff;--text:#19202c;--muted:#667085;--border:rgba(100,116,139,.24);--shadow-soft:0 12px 32px rgba(15,23,42,.06);--shadow-card:0 8px 20px rgba(15,23,42,.05);--accent:#3b82f6;--accent-strong:#2563eb;--accent-soft:rgba(59,130,246,.12);--danger-soft:rgba(239,68,68,.12);--danger-text:#b42318;--radius-xl:24px;--radius-lg:20px;--radius-md:16px;--transition:150ms ease}@media (prefers-color-scheme:dark){:root{--bg:#0f1115;--surface:rgba(22,25,32,.92);--surface-strong:#171a21;--surface-tint:rgba(59,130,246,.16);--text:#f3f5f8;--muted:#98a2b3;--border:rgba(148,163,184,.14);--shadow-soft:0 10px 28px rgba(0,0,0,.22);--shadow-card:0 6px 18px rgba(0,0,0,.16);--accent-soft:rgba(59,130,246,.18);--danger-soft:rgba(239,68,68,.18);--danger-text:#fda29b}}*{box-sizing:border-box}body,html{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(180deg,#f7f9fc,#f2f5fa);color:var(--text)}@media (prefers-color-scheme:dark){body,html{background:linear-gradient(180deg,#0f1115,#131821)}}button,input,select,textarea{font:inherit}button{cursor:pointer}