*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg:#f5f6fa;--color-surface:#fff;--color-border:#e2e8f0;--color-primary:#2563eb;--color-primary-light:#eff6ff;--color-primary-hover:#1d4ed8;--color-text:#1e293b;--color-text-light:#64748b;--color-success:#16a34a;--color-success-bg:#f0fdf4;--color-danger:#dc2626;--color-danger-bg:#fef2f2;--color-warning:#d97706;--color-warning-bg:#fffbeb;--color-sidebar:#1e293b;--color-sidebar-text:#cbd5e1;--sidebar-width:240px;--radius:8px;--shadow:0 1px 3px 0 #0000001a, 0 1px 2px -1px #0000001a;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a}body{background:var(--color-bg);color:var(--color-text);font-family:Pretendard,Noto Sans KR,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit}.btn{border-radius:var(--radius);white-space:nowrap;border:none;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:500;transition:all .15s;display:inline-flex}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-bg)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:#b91c1c}.btn-sm{padding:5px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.form-group{flex-direction:column;gap:4px;margin-bottom:14px;display:flex}.form-label{color:var(--color-text);font-size:13px;font-weight:500}.form-input{border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface);color:var(--color-text);outline:none;padding:8px 12px;font-size:14px;transition:border-color .15s}.form-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.badge{border-radius:999px;align-items:center;gap:4px;padding:2px 8px;font-size:12px;font-weight:500;display:inline-flex}.badge-online{background:var(--color-success-bg);color:var(--color-success)}.badge-offline{background:var(--color-danger-bg);color:var(--color-danger)}.badge-program{color:#15803d;background:#f0fdf4}.badge-constant{color:#1d4ed8;background:#eff6ff}.badge-stop{color:#dc2626;background:#fef2f2}.badge-unknown{color:#94a3b8;background:#f8fafc}.modal-overlay{z-index:1000;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--color-surface);border-radius:var(--radius);width:90%;min-width:360px;max-width:520px;max-height:90vh;box-shadow:var(--shadow-md);padding:24px;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.modal-title{font-size:16px;font-weight:600}.modal-close{color:var(--color-text-light);background:0 0;border:none;font-size:18px;line-height:1}.modal-close:hover{color:var(--color-text)}.modal-footer{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.error-msg{color:var(--color-danger);margin-top:4px;font-size:12px}