:root{--bg-body:#f8fafc;--bg-surface:#fff;--text-main:#0f172a;--text-muted:#64748b;--border-light:#e2e8f0;--border-hover:#cbd5e1;--primary:#ea580c;--primary-hover:#c2410c;--primary-light:#fff7ed;--status-success:#10b981;--status-warning:#f59e0b;--status-danger:#ef4444;--status-info:#3b82f6;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -2px rgba(0,0,0,.1);--mobile:768px}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;background-color:var(--bg-body);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}h1,h2,h3,h4,h5,h6{font-weight:600;letter-spacing:-.02em}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit;font-size:.95rem;color:var(--text-main);background-color:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:.5rem .75rem;transition:border-color .2s ease,box-shadow .2s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}