:root{--bg:#eff4fb;--bg-accent-1:rgba(37,99,235,0.16);--bg-accent-2:rgba(14,165,233,0.12);--panel:rgba(255,255,255,0.88);--panel-strong:#ffffff;--panel-soft:#f8fbff;--text:#0f172a;--muted:#5f6b84;--line:rgba(148,163,184,0.22);--line-strong:rgba(100,116,139,0.3);--brand:#2563eb;--brand-strong:#1d4ed8;--brand-soft:rgba(37,99,235,0.12);--ok:#15803d;--ok-soft:rgba(21,128,61,0.12);--warn:#b45309;--warn-soft:rgba(217,119,6,0.12);--danger:#dc2626;--danger-soft:rgba(220,38,38,0.12);--shadow-lg:0 28px 80px rgba(15,23,42,0.12);--shadow-md:0 14px 42px rgba(15,23,42,0.09);--shadow-sm:0 6px 22px rgba(15,23,42,0.06);--radius-xl:26px;--radius-lg:20px;--radius-md:16px;--radius-sm:12px}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:radial-gradient(circle at top left,var(--bg-accent-1),transparent 34%),radial-gradient(circle at top right,var(--bg-accent-2),transparent 30%),linear-gradient(180deg,#f8fbff 0%,var(--bg) 100%);color:var(--text);font:14px/1.5 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