:root{--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-primary-subtle:#eff6ff;--color-bg:#f7f8fa;--color-surface:#ffffff;--color-border:#e5e7eb;--color-border-strong:#d1d5db;--color-text:#1c1c1c;--color-text-secondary:#667085;--color-text-muted:#98a2b3;--color-success:#12b76a;--color-success-subtle:#ecfdf3;--color-danger:#dc2626;--color-danger-subtle:#fee2e2;--color-warning:#f59e0b;--color-warning-subtle:#fffbeb;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-full:999px;--shadow-sm:0 1px 2px rgba(16,24,40,0.06);--shadow-md:0 4px 12px rgba(16,24,40,0.08);--shadow-lg:0 12px 24px rgba(16,24,40,0.12);--text-xs:12px;--text-sm:13px;--text-base:14px;--text-md:16px;--text-lg:18px;--text-xl:20px;--text-2xl:24px;--text-3xl:30px;--sidebar-width:264px;--sidebar-width-collapsed:76px;--topbar-height:64px;--content-max-width:1440px;--max-width:1100px;--border-radius:12px;--font-mono:ui-monospace,Menlo,Monaco,"Cascadia Mono","Segoe UI Mono","Roboto Mono","Oxygen Mono","Ubuntu Monospace","Source Code Pro","Fira Mono","Droid Sans Mono","Courier New",monospace}*{box-sizing:border-box;padding:0;margin:0}body,html{font-family:var(--font-inter)}body{background:var(--color-bg);color:var(--color-text)}a{color:inherit;text-decoration:none}button{font-family:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border-strong);border-radius:var(--radius-full)}html{color-scheme:light}