:root{--primary: #7c6af5;--primary-hover: #6b58e8;--primary-light: #ede9fe;--primary-xlight: #f5f3ff;--secondary: #34c78a;--secondary-hover: #28b57a;--secondary-light: #d1fae5;--danger: #f87171;--danger-hover: #ef5555;--danger-light: #fff0f0;--warning: #f59e0b;--warning-light: #fffbeb;--bg: #f4f3fa;--sidebar-bg: #ffffff;--card-bg: #ffffff;--topbar-bg: #ffffff;--text: #3c3656;--text-muted: #9490b0;--text-light: #bbb8cc;--border: #ebe8f5;--border-light: #f3f1fb;--shadow-xs: 0 1px 3px rgba(90,70,180,.05);--shadow-sm: 0 2px 10px rgba(90,70,180,.07);--shadow: 0 4px 20px rgba(90,70,180,.09);--shadow-md: 0 8px 30px rgba(90,70,180,.11);--shadow-xl: 0 20px 50px rgba(90,70,180,.15);--radius-sm: 8px;--radius: 12px;--radius-lg: 16px;--radius-xl: 24px;--transition: all .2s cubic-bezier(.4,0,.2,1);--sidebar-w: 240px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;font-size:14.5px;-webkit-font-smoothing:antialiased}.loading-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg)}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(145deg,#f0eeff,#e8f8f2,#fef0f8)}.login-box{background:var(--card-bg);border-radius:var(--radius-xl);padding:44px 40px;width:100%;max-width:400px;box-shadow:var(--shadow-xl);border:1px solid var(--border);animation:fadeUp .4s ease-out}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}.login-header{text-align:center;margin-bottom:32px}.login-header .icon{font-size:44px;display:block;margin-bottom:10px}.login-header h1{font-size:24px;font-weight:700;color:var(--text)}.login-header p{color:var(--text-muted);margin-top:4px;font-size:14px}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--sidebar-bg);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:200;transition:transform .25s ease}.sidebar-brand{padding:22px 20px 18px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border-light)}.sidebar-brand .logo{width:36px;height:36px;border-radius:10px;background:var(--primary-light);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.sidebar-brand h2{color:var(--text);font-size:14px;font-weight:700;line-height:1.2}.sidebar-brand p{color:var(--text-muted);font-size:11px}.sidebar-nav{flex:1;overflow-y:auto;padding:10px}.nav-item{display:flex;align-items:center;gap:9px;padding:9px 12px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:13.5px;font-weight:500;text-decoration:none;transition:var(--transition);cursor:pointer;border:none;background:none;width:100%;text-align:left;margin-bottom:2px}.nav-item:hover{background:var(--border-light);color:var(--text)}.nav-item.active{background:var(--primary-xlight);color:var(--primary);font-weight:600}.nav-item .nav-icon{width:18px;text-align:center;font-size:15px;flex-shrink:0}.sidebar-footer{padding:14px;border-top:1px solid var(--border-light)}.user-info{display:flex;align-items:center;gap:10px;margin-bottom:10px}.user-avatar{width:34px;height:34px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;flex-shrink:0}.user-name{color:var(--text);font-size:13px;font-weight:600}.user-role{color:var(--text-muted);font-size:11px}.sidebar-footer-actions{display:flex;gap:6px}.main-content{flex:1;margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-height:100vh}.topbar{background:var(--topbar-bg);border-bottom:1px solid var(--border);padding:12px 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100}.topbar-left{display:flex;align-items:center;gap:12px}.topbar-actions{display:flex;align-items:center;gap:10px}.hamburger{display:none;background:none;border:none;font-size:18px;cursor:pointer;color:var(--text-muted);padding:4px;border-radius:var(--radius-sm)}.page-content{padding:24px;flex:1}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#3c365659;z-index:199;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-bottom:22px}.metric-card{background:var(--card-bg);border-radius:var(--radius);padding:18px 20px;border:1px solid var(--border);box-shadow:var(--shadow-xs);transition:var(--transition)}.metric-card:hover{box-shadow:var(--shadow-sm);transform:translateY(-1px)}.metric-label{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);margin-bottom:8px}.metric-value{font-size:24px;font-weight:700;color:var(--text);line-height:1.2}.metric-sub{font-size:12px;color:var(--text-muted);margin-top:4px}.metric-icon{font-size:18px;margin-bottom:6px;opacity:.8}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);font-size:13.5px;font-weight:600;cursor:pointer;border:none;transition:var(--transition);text-decoration:none;white-space:nowrap}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-success{background:var(--secondary);color:#fff}.btn-success:hover{background:var(--secondary-hover)}.btn-danger{background:var(--danger-light);color:var(--danger)}.btn-danger:hover{background:#fde2e2}.btn-ghost{background:var(--border-light);color:var(--text)}.btn-ghost:hover{background:var(--border)}.btn-sm{padding:5px 11px;font-size:12.5px}.btn-block{width:100%;justify-content:center}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:15px}.form-label{display:block;font-size:12.5px;font-weight:600;margin-bottom:5px;color:var(--text)}.form-control{width:100%;padding:9px 13px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:13.5px;transition:var(--transition);background:var(--card-bg);color:var(--text)}.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #7c6af51a}.form-help{font-size:11.5px;color:var(--text-muted);margin-top:3px;display:block}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;font-size:13.5px}.table th{text-align:left;padding:11px 14px;font-size:11px;font-weight:700;letter-spacing:.05em;color:var(--text-muted);text-transform:uppercase;background:var(--bg);border-bottom:1px solid var(--border)}.table td{padding:12px 14px;border-bottom:1px solid var(--border-light);vertical-align:middle}.table tbody tr:hover{background:var(--primary-xlight)}.table tbody tr:last-child td{border-bottom:none}.card{background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-xs);overflow:hidden}.card-header{padding:14px 20px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between}.card-title{font-size:15px;font-weight:700}.card-body{padding:20px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#3c36564d;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:400;display:flex;align-items:center;justify-content:center;padding:16px}.modal{background:var(--card-bg);border-radius:var(--radius-lg);width:100%;max-width:500px;box-shadow:var(--shadow-xl);border:1px solid var(--border);max-height:90vh;overflow-y:auto;animation:fadeUp .22s ease}.modal-header{padding:18px 22px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:16px;font-weight:700}.modal-body{padding:22px}.modal-footer{padding:14px 22px;border-top:1px solid var(--border-light);display:flex;justify-content:flex-end;gap:8px}.modal-close{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-muted);line-height:1;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:var(--transition)}.modal-close:hover{background:var(--border-light);color:var(--text)}.alert{padding:11px 15px;border-radius:var(--radius-sm);font-size:13.5px;margin-bottom:14px;display:flex;align-items:center;gap:8px}.alert-danger{background:var(--danger-light);color:#c0392b;border:1px solid #fcd5d5}.alert-success{background:var(--secondary-light);color:#1a6644;border:1px solid #b4f0d5}.alert-warning{background:var(--warning-light);color:#8a6000;border:1px solid #fde68a}.alert-info{background:var(--primary-light);color:var(--primary);border:1px solid #d9d3fc}.badge{display:inline-block;padding:3px 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