:root{--color-bg: #F5F5F0;--color-bg-secondary: #EFEFEA;--color-surface: #FFFFFF;--color-border: #E2E2DC;--color-border-strong: #BFBFB7;--color-text-primary: #2A2A26;--color-text-secondary: #6B6B63;--color-text-tertiary: #9A968A;--color-accent: #1A5490;--color-accent-text: #1A5490;--color-accent-bg: #E8F0F7;--color-success: #1D9E75;--color-warning: #EF9F27;--color-danger: #E24B4A;--font-sans: -apple-system, BlinkMacSystemFont, "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text-primary);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}button{font-family:inherit;font-size:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:inherit}.app-layout{display:flex;height:100vh}.app-main{flex:1;overflow-y:auto;padding:24px 32px}.sidebar{width:220px;background:var(--color-surface);border-right:1px solid var(--color-border);display:flex;flex-direction:column;padding:20px 0}.sidebar-header{padding:0 20px 20px;border-bottom:1px solid var(--color-border);margin-bottom:14px}.sidebar-title{font-size:16px;font-weight:700;color:var(--color-accent)}.sidebar-subtitle{font-size:11px;color:var(--color-text-tertiary);margin-top:2px}.sidebar-nav{flex:1;display:flex;flex-direction:column}.sidebar-section{font-size:10px;text-transform:uppercase;color:var(--color-text-tertiary);padding:14px 20px 6px;letter-spacing:.05em}.sidebar-item{display:flex;align-items:center;padding:8px 20px;color:var(--color-text-primary);text-decoration:none;font-size:13px;border-left:2px solid transparent}.sidebar-item:hover{background:var(--color-bg-secondary)}.sidebar-item.active{background:var(--color-accent-bg);color:var(--color-accent);border-left-color:var(--color-accent);font-weight:500}.sidebar-item.disabled{color:var(--color-text-tertiary);cursor:not-allowed}.page-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px}.page-title{font-size:22px;font-weight:700}.page-subtitle{font-size:12px;color:var(--color-text-secondary);margin-top:4px}.btn{padding:8px 16px;border:1px solid var(--color-border-strong);background:var(--color-surface);color:var(--color-text-primary);border-radius:var(--radius-md);font-size:13px;font-weight:500;transition:all .15s}.btn:hover{background:var(--color-bg-secondary)}.btn-primary{background:var(--color-accent);color:#fff;border-color:var(--color-accent)}.btn-primary:hover{background:#154370}.btn-ghost{border:none;background:transparent;color:var(--color-accent)}.btn-sm{padding:5px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-field{display:flex;flex-direction:column}.form-field.span-2{grid-column:1 / -1}.form-label{font-size:11px;color:var(--color-text-secondary);margin-bottom:4px;font-weight:500}.required{color:var(--color-danger);margin-left:2px}.form-input,.form-select,.form-textarea{padding:8px 10px;border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text-primary);outline:none;transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--color-accent)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:18px 20px}.login-screen{min-height:100vh;display:flex;justify-content:center;align-items:center;background:var(--color-bg)}.login-card{width:380px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:36px 32px;box-shadow:0 2px 12px #0000000a}.login-brand{text-align:center;margin-bottom:28px}.login-brand-title{font-size:22px;font-weight:700;color:var(--color-accent)}.login-brand-subtitle{font-size:12px;color:var(--color-text-tertiary);margin-top:4px}.login-error{background:#fcedec;color:var(--color-danger);padding:8px 12px;border-radius:var(--radius-md);font-size:12px;margin-bottom:14px}.login-btn-full{width:100%;padding:11px;font-size:14px;font-weight:600}.loading-screen{min-height:100vh;display:flex;justify-content:center;align-items:center;background:var(--color-bg);color:var(--color-text-secondary);font-size:14px}.table{width:100%;border-collapse:collapse;font-size:13px}.table thead th{text-align:left;padding:10px 12px;background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border-strong);font-weight:600;font-size:11px;color:var(--color-text-secondary);letter-spacing:.02em}.table tbody tr{border-bottom:1px solid var(--color-border)}.table tbody tr:hover{background:var(--color-bg-secondary)}.table tbody td{padding:10px 12px;vertical-align:middle}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:100;display:flex;justify-content:center;align-items:center}.modal{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:0 4px 24px #00000026;max-width:90vw;max-height:90vh;display:flex;flex-direction:column}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--color-border)}.modal-title{font-size:16px;font-weight:600}.modal-body{padding:20px;overflow-y:auto}.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--color-border)}