:root{--bg-primary:#06070a;--bg-secondary:#0c0d12;--bg-card:#111318;--bg-card-hover:#161820;--bg-sidebar:#0a0b10;--bg-input:#0e1017;--accent:#7c5cfc;--accent-hover:#9b80fd;--accent-subtle:#7c5cfc14;--accent-glow:#7c5cfc26;--success:#10b981;--success-subtle:#10b9811a;--warning:#f59e0b;--warning-subtle:#f59e0b1a;--danger:#ef4444;--danger-subtle:#ef44441a;--info:#3b82f6;--info-subtle:#3b82f61a;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--border:#ffffff0f;--border-strong:#ffffff1a;--radius:12px;--radius-lg:16px;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 12px #00000040;--shadow-lg:0 8px 30px #00000059;--shadow-glow:0 0 20px #7c5cfc26}*{box-sizing:border-box;margin:0;padding:0}html{height:100%}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,system-ui,sans-serif}::selection{background:var(--accent);color:#fff}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#ffffff26}.app-layout{min-height:100vh;display:flex}.sidebar{background:var(--bg-sidebar);border-right:1px solid var(--border);z-index:100;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);flex-direction:column;width:260px;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-brand{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:24px 20px;display:flex}.sidebar-brand .brand-icon{background:linear-gradient(135deg, var(--accent), #a78bfa);width:38px;height:38px;box-shadow:var(--shadow-glow);border-radius:10px;justify-content:center;align-items:center;display:flex}.sidebar-brand .brand-icon svg{color:#fff}.sidebar-brand .brand-text h2{color:var(--text-primary);letter-spacing:-.3px;font-size:15px;font-weight:700}.sidebar-brand .brand-text span{color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;font-size:11px;font-weight:500}.sidebar nav{flex:1;padding:12px 10px;overflow-y:auto}.nav-section-title{color:var(--text-muted);text-transform:uppercase;letter-spacing:1.2px;padding:16px 12px 8px;font-size:10px;font-weight:600}.nav-link{color:var(--text-secondary);border-radius:10px;align-items:center;gap:12px;margin-bottom:2px;padding:10px 14px;font-size:13.5px;font-weight:500;text-decoration:none;transition:all .2s;display:flex;position:relative}.nav-link:hover{color:var(--text-primary);background:var(--accent-subtle)}.nav-link.active{color:var(--accent-hover);background:var(--accent-subtle)}.nav-link.active:before{content:"";background:var(--accent);border-radius:0 3px 3px 0;width:3px;height:20px;position:absolute;top:50%;left:0;transform:translateY(-50%)}.nav-link svg{opacity:.7;flex-shrink:0;width:18px;height:18px}.nav-link.active svg{opacity:1;color:var(--accent)}.sidebar-footer{border-top:1px solid var(--border);padding:16px}.user-card{background:var(--accent-subtle);border-radius:10px;align-items:center;gap:12px;margin-bottom:10px;padding:10px 12px;display:flex}.user-avatar{background:linear-gradient(135deg, var(--accent), #a78bfa);color:#fff;border-radius:8px;justify-content:center;align-items:center;width:34px;height:34px;font-size:13px;font-weight:700;display:flex}.user-card .user-details{flex:1;min-width:0}.user-card .user-name{color:var(--text-primary);font-size:13px;font-weight:600}.user-card .user-role{color:var(--text-muted);font-size:11px}.btn-logout{border:1px solid var(--border-strong);width:100%;color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;justify-content:center;align-items:center;gap:6px;padding:9px;font-family:inherit;font-size:12.5px;font-weight:500;transition:all .2s;display:flex}.btn-logout:hover{border-color:var(--danger);color:var(--danger);background:var(--danger-subtle)}.main-content{flex:1;min-height:100vh;margin-left:260px;padding:28px 32px}.page-header{justify-content:space-between;align-items:center;margin-bottom:28px;display:flex}.page-header h1{letter-spacing:-.5px;align-items:center;gap:10px;font-size:22px;font-weight:700;display:flex}.page-header h1 svg{width:22px;height:22px;color:var(--accent)}.page-header .header-badge{background:var(--accent-subtle);color:var(--accent);border-radius:20px;padding:4px 10px;font-size:12px;font-weight:600}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:28px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;transition:all .25s;position:relative;overflow:hidden}.stat-card:before{content:"";background:linear-gradient(90deg, transparent, var(--accent), transparent);opacity:0;height:1px;transition:opacity .3s;position:absolute;top:0;left:0;right:0}.stat-card:hover{border-color:var(--border-strong);transform:translateY(-1px)}.stat-card:hover:before{opacity:.5}.stat-card .stat-icon{border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;margin-bottom:14px;display:flex}.stat-card .stat-icon.purple{background:var(--accent-subtle);color:var(--accent)}.stat-card .stat-icon.green{background:var(--success-subtle);color:var(--success)}.stat-card .stat-icon.orange{background:var(--warning-subtle);color:var(--warning)}.stat-card .stat-icon.blue{background:var(--info-subtle);color:var(--info)}.stat-card .stat-icon.red{background:var(--danger-subtle);color:var(--danger)}.stat-card .stat-icon svg{width:20px;height:20px}.stat-card .stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;font-size:12px;font-weight:500}.stat-card .stat-value{letter-spacing:-1px;color:var(--text-primary);font-size:26px;font-weight:800}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:20px;overflow:hidden}.card-body{padding:20px 24px}.card-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 24px;display:flex}.card-header h2{color:var(--text-primary);align-items:center;gap:8px;font-size:14px;font-weight:600;display:flex}.card-header h2 svg{width:16px;height:16px;color:var(--text-muted)}table{border-collapse:collapse;width:100%}th{text-align:left;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;border-bottom:1px solid var(--border);background:#ffffff05;padding:12px 20px;font-size:11px;font-weight:600}td{border-bottom:1px solid var(--border);color:var(--text-secondary);padding:14px 20px;font-size:13.5px}tr{transition:background .15s}tr:hover{background:#ffffff05}tr:last-child td{border-bottom:none}.badge{letter-spacing:.2px;border-radius:6px;align-items:center;gap:5px;padding:4px 10px;font-size:11.5px;font-weight:600;display:inline-flex}.badge-pending{background:var(--warning-subtle);color:var(--warning)}.badge-chatting{background:var(--accent-subtle);color:var(--accent)}.badge-confirmed{background:var(--info-subtle);color:var(--info)}.badge-paid{background:var(--success-subtle);color:var(--success)}.badge-in_progress{color:#a855f7;background:#a855f71a}.badge-completed{background:var(--success-subtle);color:var(--success)}.badge-cancelled{background:var(--danger-subtle);color:var(--danger)}.badge-succeeded{background:var(--success-subtle);color:var(--success)}.badge-failed{background:var(--danger-subtle);color:var(--danger)}.badge-primary{background:var(--accent-subtle);color:var(--accent)}.badge:before{content:"";background:currentColor;border-radius:50%;width:6px;height:6px}.btn{cursor:pointer;letter-spacing:-.1px;border:none;border-radius:8px;align-items:center;gap:6px;padding:9px 18px;font-family:inherit;font-size:13px;font-weight:600;transition:all .2s;display:inline-flex}.btn svg{width:16px;height:16px}.btn-primary{background:linear-gradient(135deg, var(--accent), #9b80fd);color:#fff;box-shadow:0 2px 10px #7c5cfc4d}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 16px #7c5cfc66}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#059669}.btn-sm{padding:6px 12px;font-size:12px}.btn-outline{border:1px solid var(--border-strong);color:var(--text-secondary);background:0 0}.btn-outline:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-subtle)}.btn-ghost{color:var(--text-secondary);background:0 0;border:none;padding:6px 10px}.btn-ghost:hover{color:var(--text-primary);background:#ffffff0d}.form-group{margin-bottom:18px}.form-group label{color:var(--text-secondary);letter-spacing:.2px;margin-bottom:6px;font-size:12px;font-weight:600;display:block}input,select,textarea{background:var(--bg-input);border:1px solid var(--border-strong);width:100%;color:var(--text-primary);border-radius:8px;outline:none;padding:10px 14px;font-family:inherit;font-size:13.5px;transition:all .2s}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-subtle)}input::placeholder,textarea::placeholder{color:var(--text-muted)}textarea{resize:vertical;min-height:90px}select{cursor:pointer}.search-bar{gap:10px;margin-bottom:20px;display:flex}.search-bar input{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'%3E%3C/circle%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'%3E%3C/line%3E%3C/svg%3E");background-position:12px;background-repeat:no-repeat;flex:1;padding-left:38px}.search-bar select{width:180px}.toggle{cursor:pointer;width:44px;height:24px;display:inline-block;position:relative}.toggle input{display:none}.toggle-slider{background:var(--border-strong);border-radius:12px;transition:all .3s;position:absolute;inset:0}.toggle-slider:before{content:"";width:18px;height:18px;box-shadow:var(--shadow-sm);background:#fff;border-radius:50%;transition:all .3s;position:absolute;bottom:3px;left:3px}.toggle input:checked+.toggle-slider{background:var(--accent);box-shadow:0 0 12px #7c5cfc4d}.toggle input:checked+.toggle-slider:before{transform:translate(20px)}.chat-layout{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);grid-template-columns:320px 1fr;gap:0;height:calc(100vh - 120px);display:grid;overflow:hidden}.chat-list{border-right:1px solid var(--border);overflow-y:auto}.chat-list-header{border-bottom:1px solid var(--border);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;padding:18px 20px;font-size:13px;font-weight:600}.chat-item{border-bottom:1px solid var(--border);cursor:pointer;padding:16px 20px;transition:all .15s}.chat-item:hover{background:#ffffff05}.chat-item.active{background:var(--accent-subtle);border-left:3px solid var(--accent)}.chat-item-name{color:var(--text-primary);font-size:13.5px;font-weight:600}.chat-item-meta{color:var(--text-muted);align-items:center;gap:6px;margin-top:4px;font-size:11.5px;display:flex}.chat-item-preview{color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;margin-top:6px;font-size:12.5px;overflow:hidden}.chat-item-badge{background:var(--accent);color:#fff;text-align:center;border-radius:10px;min-width:20px;padding:2px 7px;font-size:10px;font-weight:700}.chat-window{flex-direction:column;display:flex}.chat-header{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:16px 24px;font-size:14px;font-weight:600;display:flex}.chat-messages{flex-direction:column;flex:1;gap:10px;padding:20px 24px;display:flex;overflow-y:auto}.msg{border-radius:16px;max-width:65%;padding:10px 16px;font-size:13.5px;line-height:1.5}.msg-client{color:var(--text-primary);background:#ffffff0f;border-bottom-left-radius:4px;align-self:flex-start}.msg-staff{background:linear-gradient(135deg, var(--accent), #9b80fd);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.msg-system{background:var(--accent-subtle);color:var(--text-muted);border-radius:8px;align-self:center;padding:6px 14px;font-size:12px}.msg-time{color:var(--text-muted);margin-top:4px;font-size:10.5px}.chat-input{border-top:1px solid var(--border);background:#ffffff03;gap:10px;padding:16px 24px;display:flex}.chat-input input{flex:1}.login-page{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.login-page:before{content:"";background:radial-gradient(circle,#7c5cfc1f,#0000 70%);width:600px;height:600px;position:absolute;top:-200px;right:-100px}.login-page:after{content:"";background:radial-gradient(circle,#a855f714,#0000 70%);width:400px;height:400px;position:absolute;bottom:-100px;left:-50px}.login-card{background:var(--bg-card);border:1px solid var(--border-strong);z-index:1;width:100%;max-width:420px;box-shadow:var(--shadow-lg);border-radius:20px;padding:48px 40px;position:relative}.login-brand{flex-direction:column;align-items:center;margin-bottom:36px;display:flex}.login-brand-icon{background:linear-gradient(135deg, var(--accent), #a78bfa);width:56px;height:56px;box-shadow:var(--shadow-glow);border-radius:14px;justify-content:center;align-items:center;margin-bottom:16px;display:flex}.login-brand-icon svg{color:#fff;width:28px;height:28px}.login-brand h1{letter-spacing:-.5px;margin-bottom:4px;font-size:20px;font-weight:700}.login-brand p{color:var(--text-muted);font-size:13px;font-weight:500}.login-card .btn-primary{justify-content:center;width:100%;padding:12px;font-size:14px}.error-msg{background:var(--danger-subtle);color:var(--danger);border:1px solid #ef444426;border-radius:8px;margin-bottom:16px;padding:10px 14px;font-size:13px}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;background:#000000b3;justify-content:center;align-items:center;animation:.15s fadeIn;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border:1px solid var(--border-strong);width:100%;max-width:520px;max-height:85vh;box-shadow:var(--shadow-lg);border-radius:20px;padding:28px;animation:.2s slideUp;overflow-y:auto}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;display:flex}.modal-header h2{letter-spacing:-.3px;font-size:16px;font-weight:700}.modal-close{color:var(--text-muted);cursor:pointer;background:#ffffff0d;border:none;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-size:18px;transition:all .15s;display:flex}.modal-close:hover{color:var(--text-primary);background:#ffffff1a}.empty{text-align:center;color:var(--text-muted);padding:50px 20px}.empty-icon{background:var(--accent-subtle);border-radius:14px;justify-content:center;align-items:center;width:56px;height:56px;margin:0 auto 16px;display:flex}.empty-icon svg{width:24px;height:24px;color:var(--accent)}.empty-text{font-size:14px;font-weight:500}.pagination{border-top:1px solid var(--border);justify-content:center;align-items:center;gap:8px;padding:16px 20px;display:flex}.pagination button{border:1px solid var(--border-strong);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;padding:7px 14px;font-family:inherit;font-size:12.5px;font-weight:500;transition:all .2s}.pagination button:hover:not(:disabled){border-color:var(--accent);color:var(--accent);background:var(--accent-subtle)}.pagination button:disabled{opacity:.3;cursor:not-allowed}.pagination .page-info{color:var(--text-muted);padding:7px 14px;font-size:12.5px;font-weight:500}.detail-row{border-bottom:1px solid var(--border);justify-content:space-between;padding:10px 0;font-size:13.5px;display:flex}.detail-row:last-child{border-bottom:none}.detail-label{color:var(--text-muted);font-weight:500}.detail-value{color:var(--text-primary);font-weight:600}@media (width<=1024px){.sidebar{width:68px}.sidebar-brand .brand-text{display:none}.sidebar-brand{justify-content:center;padding:18px 10px}.nav-section-title{display:none}.nav-link{justify-content:center;padding:10px}.nav-link span.nav-label,.nav-link.active:before,.user-card .user-details{display:none}.user-card{justify-content:center;padding:8px}.btn-logout span{display:none}.main-content{margin-left:68px;padding:20px}.chat-layout{grid-template-columns:1fr}}@media (width<=768px){.stats-grid{grid-template-columns:repeat(2,1fr)}}