:root{--bg:#f7fafe;--surface:#fff;--border:#e6edf6;--text:#102a56;--text-muted:#60708e;--primary:#1479f6;--primary-hover:#0f5fcc;--danger:#b91c1c;--success:#15803d;--warning:#92700a;--radius:12px;--shadow:0 1px 2px rgba(16,42,86,.04),0 8px 24px -12px rgba(16,42,86,.14)}*{box-sizing:border-box}body,html{padding:0;margin:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:10px;border:1px solid transparent;font-weight:600;font-size:13.5px;cursor:pointer;transition:background-color .15s ease,box-shadow .15s ease,transform .15s ease}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-hover));color:#fff;box-shadow:0 8px 20px -8px rgba(20,121,246,.55)}.btn-primary:hover{transform:translateY(-1px)}.btn-primary:disabled{background:#9db8e8;box-shadow:none;cursor:not-allowed;transform:none}.btn-secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.btn-secondary:hover{background:#f4f8fe}.field{display:flex;flex-direction:column;gap:6px}.field label{font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted)}.field input,.field select,.field textarea{padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);font-size:13.5px;color:var(--text)}.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--primary);outline-offset:-1px}.error-text{color:var(--danger);font-size:13px}.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}.menu-toggle,.sidebar-overlay{display:none}@media (max-width:768px){.app-sidebar{position:fixed;top:0;left:0;height:100vh;z-index:50;transform:translateX(-100%);transition:transform .2s ease}.app-sidebar.open{transform:translateX(0)}.menu-toggle{display:inline-flex}.sidebar-overlay.open{display:block;position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:40}.hide-on-mobile{display:none}}