@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap");:root{--bg:#f1f5f9;--bg-card:#fff;--bg-sidebar:#0d1a2d;--border:#e2e8f0;--text:#0f172a;--text-muted:#64748b;--brand:#2563eb;--brand-dark:#1d4ed8;--brand-light:#eff6ff;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--radius:12px;--radius-sm:8px;--radius-lg:18px;--shadow:0 1px 3px rgba(0,0,0,.07),0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 12px rgba(0,0,0,.08);--shadow-lg:0 10px 30px rgba(0,0,0,.12);--transition:all 0.15s ease;--font:"Inter",system-ui,-apple-system,sans-serif}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font);-webkit-font-smoothing:antialiased;font-size:16px}body{background:var(--bg);color:var(--text);min-height:100vh}a{color:inherit;text-decoration:none}button{background:none;border:none;cursor:pointer}button,input,select,textarea{font-family:var(--font)}img{display:block;max-width:100%}.dash-layout{display:flex;min-height:100vh}.dash-sidebar{background:var(--bg-sidebar);display:flex;flex-direction:column;height:100%;inset:0;left:0;position:fixed;transition:transform .2s;width:220px;z-index:100}.dash-main{display:flex;flex:1;flex-direction:column;margin-left:220px;min-height:100vh}.dash-topbar{align-items:center;background:var(--bg-card);border-bottom:1px solid var(--border);display:flex;gap:12px;height:56px;padding:0 24px;position:sticky;top:0;z-index:50}.dash-content{flex:1;padding:28px}.page-header{align-items:flex-start;display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;margin-bottom:24px}.page-title{color:var(--text);font-size:22px;font-weight:700;line-height:1.2}.page-subtitle{color:var(--text-muted);font-size:13px;margin-top:3px}.sidebar-brand{border-bottom:1px solid hsla(0,0%,100%,.07);padding:20px 16px 16px}.sidebar-brand-inner{align-items:center;display:flex;gap:10px}.sidebar-logo{align-items:center;background:linear-gradient(135deg,#3b82f6,#1d4ed8);border-radius:10px;color:#fff;display:flex;flex-shrink:0;font-size:14px;font-weight:700;height:32px;justify-content:center;width:32px}.sidebar-brand-name{color:#fff;font-size:13px;font-weight:700;line-height:1}.sidebar-brand-sub{color:hsla(0,0%,100%,.35);font-size:11px;margin-top:2px}.sidebar-nav{flex:1;overflow-y:auto;padding:12px 8px}.sidebar-link{align-items:center;border-radius:var(--radius-sm);color:hsla(0,0%,100%,.55);display:flex;font-size:13px;font-weight:500;gap:10px;margin-bottom:2px;padding:10px 12px;transition:var(--transition)}.sidebar-link:hover{background:hsla(0,0%,100%,.07);color:hsla(0,0%,100%,.85)}.sidebar-link.active{background:rgba(59,130,246,.18);color:#60a5fa}.sidebar-link svg{flex-shrink:0;height:16px;width:16px}.sidebar-footer{border-top:1px solid hsla(0,0%,100%,.07);padding:12px 8px}.sidebar-admin{gap:10px;padding:10px 12px}.sidebar-admin,.sidebar-avatar{align-items:center;display:flex}.sidebar-avatar{border-radius:50%;color:#fff;flex-shrink:0;font-size:11px;font-weight:700;height:28px;justify-content:center;width:28px}.sidebar-admin-name{color:hsla(0,0%,100%,.8);font-size:12px;font-weight:600}.sidebar-admin-email{color:hsla(0,0%,100%,.35);font-size:11px;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-logout{border-radius:6px;color:hsla(0,0%,100%,.3);flex-shrink:0;margin-left:auto;padding:4px;transition:var(--transition)}.sidebar-logout:hover{color:#ef4444}.topbar-spacer{flex:1}.live-badge{align-items:center;background:#ecfdf5;border-radius:20px;color:#10b981;display:flex;font-size:12px;font-weight:500;gap:6px;padding:4px 10px}.live-dot{animation:pulseDot 2s ease-in-out infinite;background:#10b981;border-radius:50%;height:6px;width:6px}.menu-btn{border-radius:8px;color:var(--text-muted);display:none;padding:8px}.menu-btn:hover{background:var(--bg)}.menu-btn svg{height:20px;width:20px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.card-body{padding:20px}.card-header{align-items:center;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;padding:16px 20px}.card-title{color:var(--text);font-size:14px;font-weight:600}.stats-grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));margin-bottom:28px}.stat-card{padding:18px;transition:var(--transition)}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-1px)}.stat-icon{align-items:center;border-radius:10px;display:flex;font-size:16px;height:32px;justify-content:center;margin-bottom:12px;width:32px}.stat-value{font-size:28px;font-weight:800;line-height:1;margin-bottom:4px}.stat-label{color:var(--text-muted);font-size:12px;font-weight:600;letter-spacing:.05em;text-transform:uppercase}.stat-bar{background:var(--border);border-radius:2px;height:3px;margin-top:10px;overflow:hidden}.stat-bar-fill{border-radius:2px;height:100%;transition:width .6s ease}.badge{align-items:center;border-radius:20px;display:inline-flex;font-size:11px;font-weight:600;gap:4px;line-height:1.4;padding:3px 10px;white-space:nowrap}.badge-open{background:#eff6ff;color:#1d4ed8}.badge-pending{background:#fffbeb;color:#92400e}.badge-waiting{background:#f5f3ff;color:#5b21b6}.badge-resolved{background:#ecfdf5;color:#065f46}.badge-closed,.badge-low{background:#f1f5f9;color:#475569}.badge-medium{background:#e0f2fe;color:#0369a1}.badge-high{background:#fff7ed;color:#9a3412}.badge-urgent{background:#fef2f2;color:#991b1b}.btn{align-items:center;border:none;border-radius:var(--radius-sm);cursor:pointer;display:inline-flex;font-family:var(--font);font-size:13px;font-weight:600;gap:7px;justify-content:center;padding:8px 16px;transition:var(--transition);white-space:nowrap}.btn:disabled{cursor:not-allowed;opacity:.5}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark)}.btn-secondary{background:var(--bg-card);border:1px solid var(--border);color:var(--text)}.btn-secondary:hover{background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-ghost{background:transparent;color:var(--text-muted);padding:7px 12px}.btn-ghost:hover{background:var(--bg);color:var(--text)}.btn-sm{border-radius:7px;font-size:12px;padding:5px 12px}.btn-icon{border-radius:8px;color:var(--text-muted);padding:7px}.btn-icon:hover{background:var(--bg);color:var(--text)}.input{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:var(--font);font-size:13px;padding:9px 14px;transition:var(--transition);width:100%}.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(37,99,235,.12);outline:none}.input::placeholder{color:#94a3b8}.label{color:var(--text-muted);display:block;font-size:11px;font-weight:600;letter-spacing:.06em;margin-bottom:6px;text-transform:uppercase}.field-group{margin-bottom:16px}.search-wrap{position:relative}.search-wrap .input{padding-left:38px}.search-icon{color:#94a3b8;height:16px;left:12px;pointer-events:none;position:absolute;top:50%;transform:translateY(-50%);width:16px}.table-wrap{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow-x:auto}.data-table{border-collapse:collapse;font-size:13px;width:100%}.data-table thead tr{background:#f8fafc;border-bottom:1px solid var(--border)}.data-table th{color:var(--text-muted);font-size:11px;font-weight:700;letter-spacing:.06em;padding:11px 16px;text-align:left;text-transform:uppercase;white-space:nowrap}.data-table tbody tr{border-bottom:1px solid #f1f5f9;transition:background .1s}.data-table tbody tr:last-child{border-bottom:none}.data-table tbody tr:hover{background:#f8fafc}.data-table td{padding:13px 16px;vertical-align:middle}.row-actions{align-items:center;display:flex;gap:4px;opacity:0;transition:opacity .15s}.data-table tr:hover .row-actions{opacity:1}.customer-cell{gap:10px}.cust-avatar,.customer-cell{align-items:center;display:flex}.cust-avatar{border-radius:50%;color:#fff;flex-shrink:0;font-size:11px;font-weight:700;height:28px;justify-content:center;width:28px}.cust-name{color:var(--text);font-size:12px;font-weight:500;line-height:1}.cust-email{color:var(--text-muted);font-size:11px;margin-top:2px}.filters-bar{align-items:center;border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;gap:10px;padding:16px 20px}.filter-select{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:var(--font);font-size:13px;padding:7px 12px}.filter-select:focus{border-color:var(--brand);outline:none}.filter-clear{color:#ef4444;cursor:pointer;font-size:12px;font-weight:600;margin-left:auto}.filter-clear:hover{text-decoration:underline}.pagination{align-items:center;display:flex;justify-content:space-between;padding:14px 20px}.page-info{color:var(--text-muted);font-size:13px}.page-btns{gap:4px}.page-btn,.page-btns{align-items:center;display:flex}.page-btn{border-radius:8px;color:var(--text-muted);cursor:pointer;font-size:13px;font-weight:500;height:32px;justify-content:center;transition:var(--transition);width:32px}.page-btn:hover{background:var(--bg);color:var(--text)}.page-btn.active{background:var(--brand);color:#fff}.page-btn:disabled{cursor:not-allowed;opacity:.4}.page-btn svg{height:14px;width:14px}.detail-grid{align-items:start;display:grid;gap:20px;grid-template-columns:1fr 280px}.detail-subject{color:var(--text);font-size:20px;font-weight:700;line-height:1.3;margin-bottom:8px}.detail-meta{color:var(--text-muted);font-size:12px}.detail-meta code{background:var(--bg);border-radius:5px;font-family:monospace;font-size:11px;padding:2px 7px}.side-label{color:var(--text-muted);font-size:11px;font-weight:700;letter-spacing:.06em;margin-bottom:6px;text-transform:uppercase}.side-section{margin-bottom:18px}.contact-info{align-items:center;display:flex;gap:12px}.contact-avatar-lg{align-items:center;border-radius:50%;color:#fff;display:flex;flex-shrink:0;font-size:14px;font-weight:700;height:40px;justify-content:center;width:40px}.contact-name{color:var(--text);font-size:14px;font-weight:600}.contact-email{color:var(--text-muted);font-size:12px}.info-row{align-items:center;border-bottom:1px solid var(--border);display:flex;font-size:12px;justify-content:space-between;padding:6px 0}.info-row:last-child{border-bottom:none}.info-row-label{color:var(--text-muted)}.info-row-value{color:var(--text);font-weight:500;max-width:55%;text-align:right}.convo-wrap{display:flex;flex-direction:column;gap:16px;padding:20px}.msg-row{align-items:flex-start;display:flex;gap:12px}.msg-row.outgoing{flex-direction:row-reverse}.msg-avatar{align-items:center;border-radius:50%;color:#fff;display:flex;flex-shrink:0;font-size:12px;font-weight:700;height:32px;justify-content:center;margin-top:2px;width:32px}.msg-avatar.admin{background:var(--brand)}.msg-avatar.customer{background:#64748b}.msg-avatar.note{background:#f59e0b}.msg-bubble-wrap{display:flex;flex-direction:column;max-width:72%}.msg-row.outgoing .msg-bubble-wrap{align-items:flex-end}.msg-bubble{border-radius:16px;font-size:13px;line-height:1.6;padding:12px 16px}.msg-bubble.admin{background:var(--brand);border-bottom-right-radius:4px;color:#fff}.msg-bubble.customer{background:var(--bg-card);border:1px solid var(--border);border-bottom-left-radius:4px;color:var(--text)}.msg-bubble.note{background:#fffbeb;border:1px solid #fde68a;border-radius:12px;color:#78350f}.msg-note-label{color:#92400e;font-weight:700;gap:4px;margin-bottom:6px}.msg-meta,.msg-note-label{align-items:center;display:flex;font-size:11px}.msg-meta{color:var(--text-muted);gap:6px;margin-top:5px;padding:0 2px}.msg-row.outgoing .msg-meta{flex-direction:row-reverse}.reply-tabs{border-bottom:1px solid var(--border);display:flex}.reply-tab{border-bottom:2px solid transparent;color:var(--text-muted);cursor:pointer;font-size:13px;font-weight:500;margin-bottom:-1px;padding:11px 20px;transition:var(--transition)}.reply-tab.active{border-bottom-color:var(--brand);color:var(--brand)}.reply-tab:hover{color:var(--text)}.note-banner{align-items:center;background:#fffbeb;border-bottom:1px solid #fde68a;color:#92400e;display:flex;font-size:12px;gap:6px;padding:7px 16px}.editor-toolbar{border-bottom:1px solid #f1f5f9;display:flex;flex-wrap:wrap;gap:3px;padding:8px 12px}.toolbar-btn{border-radius:6px;color:var(--text-muted);font-size:12px;font-weight:500;padding:4px 10px;transition:var(--transition)}.toolbar-btn:hover{background:var(--bg);color:var(--text)}.toolbar-btn.active{background:var(--brand-light);color:var(--brand)}#editor-area{color:var(--text);font-size:13px;line-height:1.7;min-height:130px;outline:none;padding:14px 16px}#editor-area:empty:before{color:#94a3b8;content:attr(data-placeholder);pointer-events:none}.editor-footer{align-items:center;display:flex;justify-content:space-between;padding:10px 16px}.drop-zone,.editor-hint{color:var(--text-muted);font-size:12px}.drop-zone{align-items:center;border:2px dashed var(--border);border-radius:var(--radius-sm);cursor:pointer;display:flex;gap:8px;margin:8px 16px;padding:9px 14px;transition:var(--transition)}.drop-zone.dragover,.drop-zone:hover{background:var(--brand-light);border-color:var(--brand);color:var(--brand)}.drop-zone svg{flex-shrink:0;height:16px;width:16px}.attachments-list{display:flex;flex-wrap:wrap;gap:8px;padding:0 16px 12px}.att-chip{align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:8px;display:flex;font-size:12px;gap:6px;padding:5px 10px}.att-chip-name{max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.att-chip-remove{color:#94a3b8;cursor:pointer;font-size:16px;line-height:1}.att-chip-remove:hover{color:var(--danger)}.login-page{align-items:center;background:linear-gradient(135deg,#0b1120,#0d1a2d 60%,#1e3a5f);display:flex;justify-content:center;min-height:100vh;padding:24px}.login-box{max-width:380px;width:100%}.login-logo{flex-direction:column;margin-bottom:28px}.login-logo,.login-logo-icon{align-items:center;display:flex}.login-logo-icon{background:linear-gradient(135deg,#3b82f6,#1d4ed8);border-radius:16px;box-shadow:0 8px 24px rgba(37,99,235,.4);height:54px;justify-content:center;margin-bottom:14px;width:54px}.login-logo-icon svg{color:#fff;height:26px;width:26px}.login-logo h1{color:#fff;font-size:22px;font-weight:800;text-align:center}.login-logo p{color:hsla(0,0%,100%,.45);font-size:13px;margin-top:4px;text-align:center}.login-card{backdrop-filter:blur(20px);background:hsla(0,0%,100%,.05);border:1px solid hsla(0,0%,100%,.1);border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.4);padding:28px}.login-card h2{color:#fff;font-size:16px;font-weight:600;margin-bottom:20px}.login-input{background:hsla(0,0%,100%,.07);border:1px solid hsla(0,0%,100%,.12);border-radius:10px;color:#fff;font-family:var(--font);font-size:14px;padding:12px 16px;transition:var(--transition);width:100%}.login-input::placeholder{color:hsla(0,0%,100%,.3)}.login-input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.2);outline:none}.login-btn{align-items:center;background:var(--brand);border:none;border-radius:10px;color:#fff;cursor:pointer;display:flex;font-family:var(--font);font-size:14px;font-weight:700;gap:8px;justify-content:center;margin-top:8px;padding:13px;transition:var(--transition);width:100%}.login-btn:hover{background:var(--brand-dark)}.login-btn:disabled{cursor:not-allowed;opacity:.6}.login-error{align-items:center;background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.25);border-radius:10px;color:#fca5a5;display:flex;font-size:13px;gap:8px;margin-bottom:14px;padding:10px 14px}.login-error svg{flex-shrink:0;height:16px;width:16px}.login-hint{color:hsla(0,0%,100%,.25);font-size:12px;margin-top:16px;text-align:center}.dd-wrap{display:inline-block;position:relative}.dd-btn{align-items:center;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;cursor:pointer;display:flex;font-family:var(--font);font-size:12px;gap:6px;padding:5px 12px;transition:var(--transition)}.dd-btn:hover{background:var(--bg)}.dd-menu{animation:slideDown .15s ease;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);display:none;left:0;min-width:160px;padding:4px;position:absolute;top:calc(100% + 5px);z-index:200}.dd-menu.open{display:block}.dd-item{align-items:center;border-radius:8px;color:var(--text);cursor:pointer;display:flex;font-size:13px;gap:8px;padding:8px 12px;transition:background .1s}.dd-item:hover{background:var(--bg)}.dd-item.active{background:var(--brand-light);color:var(--brand)}.status-dot{border-radius:50%;flex-shrink:0;height:8px;width:8px}.sk{animation:shimmer 1.4s infinite;background:linear-gradient(90deg,#e2e8f0 25%,#f1f5f9 50%,#e2e8f0 75%);background-size:200% 100%;border-radius:6px}.sk-text{height:14px;margin-bottom:8px}.sk-h2{height:24px;margin-bottom:10px;width:50%}.sk-full{width:100%}.sk-w60{width:60%}.sk-w40{width:40%}#toast-container{display:flex;flex-direction:column;gap:8px;pointer-events:none;position:fixed;right:20px;top:20px;z-index:9999}.toast{align-items:center;animation:slideIn .25s ease;border-radius:12px;box-shadow:var(--shadow-lg);color:#fff;display:flex;font-size:13px;font-weight:500;gap:10px;max-width:340px;padding:12px 18px;pointer-events:auto}.toast-success{background:#10b981}.toast-error{background:#ef4444}.toast-info{background:var(--brand)}.toast svg{flex-shrink:0;height:16px;width:16px}.modal-overlay{align-items:center;animation:fadeIn .15s;backdrop-filter:blur(4px);background:rgba(0,0,0,.5);display:flex;inset:0;justify-content:center;padding:16px;position:fixed;z-index:500}.modal-box{animation:slideUp .2s ease;background:var(--bg-card);border-radius:20px;box-shadow:var(--shadow-lg);max-width:420px;padding:28px;text-align:center;width:100%}.modal-icon{align-items:center;border-radius:14px;display:flex;height:48px;justify-content:center;margin:0 auto 16px;width:48px}.modal-icon.danger{background:#fef2f2;color:#ef4444}.modal-title{color:var(--text);font-size:16px;font-weight:700;margin-bottom:8px}.modal-msg{color:var(--text-muted);font-size:13px;margin-bottom:24px}.modal-btns{display:flex;gap:10px;justify-content:center}.progress-wrap{background:var(--border);border-radius:2px;height:3px;margin:4px 0;overflow:hidden}.progress-bar{background:var(--brand);border-radius:2px;height:100%;transition:width .3s}@media (max-width:1024px){.detail-grid{grid-template-columns:1fr}.detail-sidebar{order:-1}}@media (max-width:768px){.dash-sidebar{transform:translateX(-100%)}.dash-sidebar.open{transform:translateX(0)}.dash-main{margin-left:0}.dash-content{padding:16px}.menu-btn{display:flex}.stats-grid{grid-template-columns:repeat(2,1fr)}.filters-bar{align-items:stretch}.filters-bar,.page-header{flex-direction:column}}@keyframes shimmer{to{background-position:-200% 0}}@keyframes pulseDot{0%,to{opacity:1}50%{opacity:.35}}@keyframes slideDown{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translateX(16px)}to{opacity:1;transform:translateX(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin{to{transform:rotate(1turn)}}.spinner{animation:spin .7s linear infinite;border:2px solid hsla(0,0%,100%,.3);border-radius:50%;border-top-color:#fff;display:inline-block;height:16px;width:16px}.spinner-dark{border-color:rgba(37,99,235,.2);border-top-color:var(--brand)}