:root{--font-sans:"Inter",-apple-system,BlinkMacSystemFont,sans-serif;--color-bg:#f9f9fb;--color-surface:#ffffff;--color-surface-hover:#f3f4f6;--color-border:rgba(0,0,0,0.05);--color-text:#111827;--color-text-secondary:#6b7280;--color-text-muted:#9ca3af;--color-primary:#111827;--color-primary-hover:#374151;--color-income:#10b981;--color-expense:#ef4444;--color-warning:#f59e0b;--color-neutral:#6366f1;--radius-card:24px;--radius-button:16px;--radius-sm:12px;--shadow-sm:0 2px 8px rgba(0,0,0,0.03);--shadow-md:0 8px 24px rgba(0,0,0,0.04);--shadow-lg:0 16px 32px rgba(0,0,0,0.05);--glass-bg:rgba(255,255,255,0.7);--glass-border:rgba(255,255,255,0.5);--glass-blur:blur(12px)}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%;font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary);text-decoration:none;transition:opacity .2s ease}a:hover{opacity:.8}button{cursor:pointer;border:none}button,input,select,textarea{font-family:inherit;transition:all .2s ease}input,select,textarea{color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:.75rem 1rem;font-size:.875rem;outline:none;box-shadow:var(--shadow-sm)}input:focus,select:focus,textarea:focus{border-color:rgba(0,0,0,.15);box-shadow:0 0 0 3px rgba(0,0,0,.05)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(0,0,0,.1);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:rgba(0,0,0,.2)}