:root{--bg-primary: #0B0E14;--bg-secondary: #12161F;--bg-card: #171C28;--bg-card-hover: #1D2233;--bg-input: #1A1F2E;--border: #252B3B;--border-light: #2A3147;--text-primary: #E8ECF4;--text-secondary: #8B95A9;--text-muted: #5A6478;--accent: #FF8E53;--accent-light: #FFB088;--accent-dim: rgba(255, 142, 83, .12);--success: #34D399;--success-dim: rgba(52, 211, 153, .12);--warning: #FBBF24;--warning-dim: rgba(251, 191, 36, .12);--danger: #F87171;--danger-dim: rgba(248, 113, 113, .12);--info: #60A5FA;--info-dim: rgba(96, 165, 250, .12);--purple: #A78BFA;--purple-dim: rgba(167, 139, 250, .12);--radius: 14px;--radius-sm: 8px;--font-display: "DM Sans", "Noto Sans SC", sans-serif;--font-body: "Noto Sans SC", "DM Sans", sans-serif;--sidebar-width: 240px;--sidebar-collapsed: 72px}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;transition:width .3s cubic-bezier(.4,0,.2,1);flex-shrink:0;z-index:10}.sidebar-brand{padding:24px 20px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border)}.sidebar-brand-icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#ff6b6b,#ff8e53,#a855f7);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.sidebar-brand-text{font-family:var(--font-display);font-weight:700;font-size:16px;letter-spacing:-.3px;color:var(--text-primary);white-space:nowrap}.sidebar-brand-sub{font-size:10px;color:var(--text-muted);font-weight:400;letter-spacing:1px;text-transform:uppercase}.sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-sm);cursor:pointer;color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;transition:all .2s;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--bg-card);color:var(--text-primary)}.nav-item.active{background:var(--accent-dim);color:var(--accent)}.nav-item svg{width:20px;height:20px;flex-shrink:0}.nav-badge{margin-left:auto;background:var(--danger);color:#fff;font-size:11px;font-weight:600;padding:1px 7px;border-radius:10px;min-width:20px;text-align:center}.sidebar-footer{padding:16px;border-top:1px solid var(--border)}.sidebar-user{display:flex;align-items:center;gap:10px;padding:8px;border-radius:var(--radius-sm)}.sidebar-avatar{width:32px;height:32px;border-radius:8px;background:var(--accent-dim);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0}.sidebar-user-name{font-size:13px;font-weight:600;color:var(--text-primary)}.sidebar-user-role{font-size:11px;color:var(--text-muted)}.sidebar-logout{margin-left:auto;background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:6px;transition:color .2s}.sidebar-logout:hover{color:var(--danger)}.main-content{flex:1;overflow-y:auto;overflow-x:hidden}.page-header{padding:28px 32px 0}.page-title{font-family:var(--font-display);font-size:24px;font-weight:700;letter-spacing:-.5px;color:var(--text-primary)}.page-subtitle{font-size:13px;color:var(--text-muted);margin-top:4px}.page-body{padding:24px 32px 32px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-bottom:28px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:border-color .2s,transform .2s}.stat-card:hover{border-color:var(--border-light);transform:translateY(-1px)}.stat-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.stat-card-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px}.stat-card-label{font-size:12px;color:var(--text-muted);font-weight:500;letter-spacing:.3px}.stat-card-value{font-family:var(--font-display);font-size:28px;font-weight:700;letter-spacing:-1px;color:var(--text-primary);line-height:1.1}.stat-card-change{display:inline-flex;align-items:center;gap:3px;font-size:12px;font-weight:600;margin-top:8px;padding:2px 8px;border-radius:6px}.stat-card-change.up{color:var(--success);background:var(--success-dim)}.stat-card-change.neutral{color:var(--text-muted);background:var(--bg-input)}.chart-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:28px}.chart-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.chart-title{font-family:var(--font-display);font-size:16px;font-weight:600;color:var(--text-primary)}.chart-tabs{display:flex;gap:4px;background:var(--bg-input);border-radius:var(--radius-sm);padding:3px}.chart-tab{padding:5px 14px;border-radius:6px;font-size:12px;font-weight:500;color:var(--text-muted);cursor:pointer;border:none;background:none;transition:all .2s}.chart-tab:hover{color:var(--text-secondary)}.chart-tab.active{background:var(--bg-card);color:var(--accent);box-shadow:0 1px 3px #0003}.table-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.table-toolbar{padding:16px 20px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border);flex-wrap:wrap}.table-toolbar-title{font-family:var(--font-display);font-weight:600;font-size:15px;margin-right:auto}.search-input{padding:7px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;outline:none;width:220px;transition:border-color .2s;font-family:var(--font-body)}.search-input:focus{border-color:var(--accent)}.search-input::placeholder{color:var(--text-muted)}.filter-select{padding:7px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);font-size:13px;outline:none;cursor:pointer;font-family:var(--font-body)}.filter-select:focus{border-color:var(--accent)}table{width:100%;border-collapse:collapse}thead th{text-align:left;padding:12px 20px;font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;border-bottom:1px solid var(--border);white-space:nowrap}tbody td{padding:14px 20px;font-size:13px;color:var(--text-secondary);border-bottom:1px solid var(--border);vertical-align:middle}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--bg-card-hover)}.user-cell{display:flex;align-items:center;gap:10px}.user-cell-avatar{width:32px;height:32px;border-radius:8px;background:var(--accent-dim);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;flex-shrink:0;overflow:hidden}.user-cell-avatar img{width:100%;height:100%;object-fit:cover}.user-cell-name{font-weight:600;color:var(--text-primary)}.user-cell-sub{font-size:11px;color:var(--text-muted)}.badge{display:inline-block;padding:3px 10px;border-radius:6px;font-size:11px;font-weight:600;white-space:nowrap}.badge-active{color:var(--success);background:var(--success-dim)}.badge-inactive{color:var(--text-muted);background:var(--bg-input)}.badge-banned{color:var(--danger);background:var(--danger-dim)}.badge-admin{color:var(--purple);background:var(--purple-dim)}.badge-pending{color:var(--warning);background:var(--warning-dim)}.badge-processing{color:var(--info);background:var(--info-dim)}.badge-resolved{color:var(--success);background:var(--success-dim)}.badge-closed{color:var(--text-muted);background:var(--bg-input)}.badge-bug{color:var(--danger);background:var(--danger-dim)}.badge-suggestion{color:var(--accent);background:var(--accent-dim)}.badge-complaint{color:var(--warning);background:var(--warning-dim)}.badge-other{color:var(--purple);background:var(--purple-dim)}.table-pagination{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-top:1px solid var(--border);font-size:13px;color:var(--text-muted)}.pagination-btns{display:flex;gap:6px}.pagination-btn{padding:5px 12px;border:1px solid var(--border);border-radius:6px;background:var(--bg-input);color:var(--text-secondary);font-size:13px;cursor:pointer;transition:all .2s;font-family:var(--font-body)}.pagination-btn:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.pagination-btn:disabled{opacity:.4;cursor:not-allowed}.action-btn{padding:5px 12px;border:1px solid var(--border);border-radius:6px;background:none;color:var(--text-secondary);font-size:12px;cursor:pointer;transition:all .2s;font-family:var(--font-body)}.action-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.action-btn.danger:hover{border-color:var(--danger);color:var(--danger);background:var(--danger-dim)}.feedback-content{max-width:360px;line-height:1.6;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.feedback-detail-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s}.feedback-detail-modal{background:var(--bg-card);border:1px solid var(--border);border-radius:18px;width:540px;max-height:80vh;overflow-y:auto;padding:28px;animation:slideUp .3s cubic-bezier(.4,0,.2,1)}.modal-title{font-family:var(--font-display);font-size:18px;font-weight:700;margin-bottom:20px}.modal-field{margin-bottom:16px}.modal-label{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;margin-bottom:6px}.modal-value{font-size:14px;line-height:1.7;color:var(--text-secondary)}.modal-textarea{width:100%;padding:12px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:var(--font-body);resize:vertical;min-height:80px;outline:none;transition:border-color .2s}.modal-textarea:focus{border-color:var(--accent)}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:24px}.btn{padding:8px 20px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;cursor:pointer;border:1px solid var(--border);transition:all .2s;font-family:var(--font-body)}.btn-ghost{background:none;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-input);color:var(--text-primary)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-light)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);position:relative;overflow:hidden}.login-page:before{content:"";position:absolute;width:600px;height:600px;background:radial-gradient(circle,rgba(255,142,83,.08) 0%,transparent 70%);top:-200px;right:-200px;pointer-events:none}.login-page:after{content:"";position:absolute;width:500px;height:500px;background:radial-gradient(circle,rgba(168,85,247,.06) 0%,transparent 70%);bottom:-200px;left:-200px;pointer-events:none}.login-card{width:400px;background:var(--bg-card);border:1px solid var(--border);border-radius:20px;padding:40px;position:relative;z-index:1;animation:slideUp .5s cubic-bezier(.4,0,.2,1)}.login-brand{text-align:center;margin-bottom:32px}.login-brand-icon{width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,#ff6b6b,#ff8e53,#a855f7);display:inline-flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:16px}.login-brand h1{font-family:var(--font-display);font-size:22px;font-weight:700;letter-spacing:-.5px}.login-brand p{font-size:13px;color:var(--text-muted);margin-top:4px}.login-form{display:flex;flex-direction:column;gap:16px}.form-group label{display:block;font-size:12px;font-weight:600;color:var(--text-muted);margin-bottom:6px;letter-spacing:.3px}.form-group input{width:100%;padding:11px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;outline:none;transition:border-color .2s;font-family:var(--font-body)}.form-group input:focus{border-color:var(--accent)}.login-btn{width:100%;padding:12px;background:linear-gradient(135deg,#ff6b6b,#ff8e53);border:none;border-radius:var(--radius-sm);color:#fff;font-size:15px;font-weight:700;cursor:pointer;transition:opacity .2s,transform .2s;margin-top:8px;font-family:var(--font-body)}.login-btn:hover{opacity:.9;transform:translateY(-1px)}.login-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.login-error{text-align:center;color:var(--danger);font-size:13px;margin-top:4px}.loading-center{display:flex;align-items:center;justify-content:center;min-height:300px;color:var(--text-muted);font-size:14px;gap:10px}.spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state-icon{font-size:40px;margin-bottom:12px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:1024px){.stats-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.sidebar{display:none}.page-header{padding:20px 16px 0}.page-body{padding:16px}.stats-grid{grid-template-columns:1fr}}