@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700&display=swap");:root{--color-brand:#4361ee;--color-brand-dark:#3451d1;--color-brand-light:#eef2ff;--color-success:#2ecc71;--color-warning:#f39c12;--color-danger:#e74c3c;--color-danger-dark:#c0392b;--color-info:#3498db;--bg-page:#f0f2f8;--bg-card:#fff;--bg-sidebar:#1e2140;--bg-sidebar-hover:hsla(0,0%,100%,.07);--bg-sidebar-active:hsla(0,0%,100%,.14);--bg-muted:#f8f9fc;--bg-header:#fff;--text-sidebar:hsla(0,0%,100%,.75);--text-sidebar-active:#fff;--text-muted:#9ca3af;--border:#e5e7f0;--border-focus:#4361ee;--shadow-sm:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);--shadow-md:0 4px 12px rgba(0,0,0,.08);--shadow-lg:0 10px 30px rgba(0,0,0,.12);--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--sidebar-width:230px;--transition:0.18s ease;--bg-primary:#fff;--bg-secondary:#f0f2f8;--text-primary:#1a1d2e;--text-secondary:#6b7280;--border-color:#e5e7f0;--accent-color:#4361ee;--success-color:#2ecc71;--warning-color:#f39c12;--error-color:#e74c3c}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:14px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Noto Sans KR,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-page);color:var(--text-primary);line-height:1.6;min-height:100vh}a{color:var(--color-brand);transition:color var(--transition)}a,a:hover{text-decoration:none}a:hover{color:var(--color-brand-dark)}h1,h2,h3,h4{font-weight:700;line-height:1.3;color:var(--text-primary)}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);color:var(--text-sidebar);position:fixed;top:0;left:0;height:100vh;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;z-index:100;padding:0;scrollbar-width:thin;scrollbar-color:hsla(0,0%,100%,.1) transparent}.sidebar::-webkit-scrollbar{width:4px}.sidebar::-webkit-scrollbar-thumb{background:hsla(0,0%,100%,.1);border-radius:4px}.sidebar h1{font-size:1rem;font-weight:700;color:#fff;letter-spacing:-.02em;padding:1.25rem 1.1rem 1rem;border-bottom:1px solid hsla(0,0%,100%,.08);margin-bottom:0;display:flex;align-items:center;gap:.4rem}.sidebar nav{display:flex;flex-direction:column;gap:0;flex:1 1;padding:.5rem .6rem}.sidebar a{display:flex;align-items:center;padding:.5rem .75rem;border-radius:var(--radius-sm);color:var(--text-sidebar);font-size:.875rem;font-weight:500;transition:background var(--transition),color var(--transition);gap:.35rem}.sidebar a:hover{background:var(--bg-sidebar-hover);color:#fff;text-decoration:none}.sidebar a.active{background:var(--bg-sidebar-active);color:#fff;font-weight:600}.main-content{flex:1 1;margin-left:var(--sidebar-width);padding:1.75rem 2rem;min-height:100vh;max-width:100%}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:1.25rem 1.5rem;margin-bottom:1.25rem;box-shadow:var(--shadow-sm)}.card-header{font-size:.875rem;margin-bottom:1rem;padding-bottom:.625rem;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:.4rem;text-transform:uppercase;letter-spacing:.04em}.card-header,.main-content h1{font-weight:700;color:var(--text-primary)}.main-content h1{font-size:1.375rem;line-height:1.3;letter-spacing:-.01em}.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--border)}.page-header h1{font-size:1.375rem;font-weight:700;color:var(--text-primary);margin:0;line-height:1.3;letter-spacing:-.01em}.page-header p{margin:.25rem 0 0;font-size:.8125rem;color:var(--text-secondary)}.page-header-actions{display:flex;gap:.5rem;align-items:center;flex-shrink:0;margin-left:1rem}.section-title{font-size:.8125rem;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em;margin:1.5rem 0 .75rem}.main-content h4{font-size:.9375rem;font-weight:700;color:var(--text-primary);margin:0 0 .875rem}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.375rem;font-weight:600;font-size:.8125rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.55rem .75rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.875rem;font-family:inherit;background:#fff;color:var(--text-primary);transition:border-color var(--transition),box-shadow var(--transition)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px rgba(67,97,238,.12)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.5rem 1.1rem;border:none;border-radius:var(--radius-sm);font-size:.875rem;font-weight:600;font-family:inherit;cursor:pointer;transition:background var(--transition),box-shadow var(--transition),transform var(--transition);white-space:nowrap;line-height:1.4}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.btn-primary{background:var(--color-brand);color:#fff;box-shadow:0 2px 6px rgba(67,97,238,.3)}.btn-primary:hover:not(:disabled){background:var(--color-brand-dark);box-shadow:0 4px 10px rgba(67,97,238,.35)}.btn-success{background:var(--color-success);color:#fff;box-shadow:0 2px 6px rgba(46,204,113,.3)}.btn-success:hover:not(:disabled){background:#27ae60}.btn-danger{background:var(--color-danger);color:#fff;box-shadow:0 2px 6px rgba(231,76,60,.3)}.btn-danger:hover:not(:disabled){background:var(--color-danger-dark)}.btn-secondary{background:#fff;color:var(--text-primary);border:1.5px solid var(--border);box-shadow:var(--shadow-sm)}.btn-secondary:hover:not(:disabled){background:var(--bg-muted)}.btn-warning{background:var(--color-warning);color:#fff}.btn-warning:hover:not(:disabled){background:#e67e22}.table-container{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-size:.875rem}thead{background:var(--bg-muted)}th{text-align:left;font-weight:700;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);border-bottom:1.5px solid var(--border);white-space:nowrap}td,th{padding:.65rem .9rem}td{border-bottom:1px solid var(--border);color:var(--text-primary);vertical-align:middle}tr:last-child td{border-bottom:none}tbody tr{transition:background var(--transition)}tbody tr:hover{background:#f7f8fd}.grid{display:grid;grid-gap:1rem;gap:1rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-5{grid-template-columns:repeat(5,1fr)}.metric{text-align:center;padding:1.25rem 1rem;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.metric-value{font-size:1.75rem;font-weight:700;color:var(--color-brand);line-height:1;margin-bottom:.4rem}.metric-label{font-size:.75rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.alert{padding:.75rem 1rem;border-radius:var(--radius-sm);margin-bottom:1rem;font-size:.875rem;display:flex;align-items:flex-start;gap:.5rem;border-left:3px solid transparent}.alert-success{background:#f0fdf4;color:#166534;border-left-color:var(--color-success)}.alert-warning{background:#fffbeb;color:#92400e;border-left-color:var(--color-warning)}.alert-error{background:#fef2f2;color:#991b1b;border-left-color:var(--color-danger)}.alert-info{background:#eff6ff;color:#1e40af;border-left-color:var(--color-info)}.loading{display:flex;align-items:center;justify-content:center;padding:3rem;color:var(--text-secondary);font-size:.875rem}.spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--color-brand);border-radius:50%;animation:spin .7s linear infinite;margin-right:.6rem;flex-shrink:0}@keyframes spin{to{transform:rotate(1turn)}}.progress{height:6px;background:var(--border);border-radius:999px;overflow:hidden;margin:.5rem 0}.progress-bar{height:100%;background:var(--color-brand);border-radius:999px;transition:width .3s ease}.file-upload{border:2px dashed var(--border);border-radius:var(--radius-md);padding:2.5rem;text-align:center;cursor:pointer;transition:border-color var(--transition),background var(--transition);background:var(--bg-muted)}.file-upload:hover{border-color:var(--color-brand);background:var(--color-brand-light)}.file-upload input{display:none}.text-right{text-align:right}.text-center{text-align:center}.text-muted{color:var(--text-secondary)}.text-small{font-size:.8125rem}.mb-1{margin-bottom:1rem}.mt-1{margin-top:1rem}.mb-05{margin-bottom:.5rem}.mt-05{margin-top:.5rem}.flex,.flex-between{display:flex;align-items:center}.flex-between{justify-content:space-between}.flex-wrap{flex-wrap:wrap}.gap-05{gap:.5rem}.gap-1{gap:1rem}.gap-15{gap:1.5rem}.badge{display:inline-flex;align-items:center;padding:.2rem .55rem;border-radius:999px;font-size:.7rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase}.badge-blue{background:#dbeafe;color:#1d4ed8}.badge-green{background:#dcfce7;color:#15803d}.badge-red{background:#fee2e2;color:#b91c1c}.badge-yellow{background:#fef9c3;color:#854d0e}.badge-gray{background:#f3f4f6;color:#4b5563}@media (max-width:768px){.sidebar{width:100%;height:auto;position:relative}.main-content{margin-left:0;padding:1rem}.layout{flex-direction:column}.grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr}.metric-value{font-size:1.25rem}}.estimate-dark input[type=number]::-webkit-inner-spin-button,.estimate-dark input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;appearance:none;background:#333;border-left:1px solid #444;opacity:1;cursor:pointer}.estimate-dark input[type=number]{-moz-appearance:textfield;color-scheme:dark}.estimate-dark select{color-scheme:dark}.estimate-dark input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;outline:none}.estimate-dark input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:#39ff14;cursor:pointer;border:2px solid #000;box-shadow:0 2px 6px rgba(57,255,20,.4);-webkit-transition:transform .15s,box-shadow .15s;transition:transform .15s,box-shadow .15s}.estimate-dark input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15);box-shadow:0 2px 10px rgba(57,255,20,.6)}.estimate-dark input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#39ff14;cursor:pointer;border:2px solid #000;box-shadow:0 2px 6px rgba(57,255,20,.4);-moz-transition:transform .15s,box-shadow .15s;transition:transform .15s,box-shadow .15s}.estimate-dark input[type=range]::-moz-range-thumb:hover{transform:scale(1.15);box-shadow:0 2px 10px rgba(57,255,20,.6)}