:root{--primary: #0052cc;--bg-dark: #0f172a;--text-main: #1e293b}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#f1f5f9;-webkit-font-smoothing:antialiased;overflow:hidden}.login-wrapper{height:100vh;width:100vw;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at top left,#1e293b,#0f172a)}.login-box{background:#fff;padding:40px;border-radius:16px;width:100%;max-width:360px;text-align:center;box-shadow:0 25px 50px -12px #00000080}.logo-img{width:180px;margin-bottom:20px}.login-input{width:100%;padding:12px;margin:10px 0 20px;border:2px solid #e2e8f0;border-radius:8px;font-size:16px;box-sizing:border-box;background:#fff;color:#1e293b}.login-btn{width:100%;background:var(--primary);color:#fff;border:none;padding:14px;border-radius:8px;font-weight:700;cursor:pointer;font-size:16px;transition:background .2s}.login-btn:hover{background:#0043a5}.dashboard-container{display:grid;grid-template-columns:260px 1fr;height:100vh;width:100vw;overflow:hidden}.sidebar{background:#1e293b;color:#fff;padding:30px 20px;display:flex;flex-direction:column}.nav-item{padding:12px;cursor:pointer;border-radius:8px;margin-bottom:8px;transition:.2s;display:block;text-decoration:none;color:#cbd5e1;font-weight:500}.nav-item.active{background:var(--primary);color:#fff}.nav-item:hover:not(.active){background:#334155;color:#fff}.main-content{background:#f1f5f9;padding:30px;box-sizing:border-box;display:flex;flex-direction:column;height:100vh;overflow:hidden}.page-title{margin:0 0 20px;font-size:1.8rem;font-weight:700;color:#0f172a;flex-shrink:0}.dashboard-container{height:100vh;display:flex;overflow:hidden}.main-content{flex:1;height:100vh;overflow-y:auto;background-color:#f8fafc;display:flex;flex-direction:column}.content-view{padding:24px;flex:1}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background-color:#cbd5e1;border-radius:10px}::-webkit-scrollbar-thumb:hover{background-color:#94a3b8}.ticket-system-grid{display:flex;width:100%;max-width:1600px;height:calc(100vh - 100px);background:#fff;border-radius:16px;box-shadow:0 10px 15px -3px #0000001a;overflow:hidden;border:1px solid #e2e8f0;margin:0 auto}.sidebar-container{width:320px;display:flex;flex-direction:column;background-color:#f8fafc;border-right:1px solid #e2e8f0;height:100%;flex-shrink:0}.sidebar-search{padding:15px;border-bottom:1px solid #e2e8f0;background:#f8fafc;position:relative;flex-shrink:0;display:flex;align-items:center;gap:8px}.sidebar-search input{width:100%;padding:10px 10px 10px 35px;border-radius:8px;border:1px solid #e2e8f0;background:#fff;font-size:.9rem;box-sizing:border-box;outline:none;transition:border-color .2s}.sidebar-search input:focus{border-color:#3b82f6}.search-icon{position:absolute;left:25px;top:50%;transform:translateY(-50%);color:#94a3b8;pointer-events:none}.create-ticket-btn{background:#007aff;color:#fff;border:none;width:40px;height:40px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background .2s}.create-ticket-btn:hover{background:#0064d1}.sidebar-tabs{display:flex;padding:0 15px 10px;gap:10px;border-bottom:1px solid #e2e8f0}.tab-btn{flex:1;padding:6px;border:none;background:transparent;color:#64748b;font-weight:600;cursor:pointer;border-radius:6px;font-size:.8rem;transition:.2s}.tab-btn:hover{background:#e2e8f0}.tab-btn.active{color:#007aff;box-shadow:0 1px 2px #0000000d;background:#fff}.ticket-sidebar{overflow-y:auto;padding:10px;display:flex;flex-direction:column;gap:10px;flex:1}.no-results{text-align:center;padding:20px;color:#94a3b8;font-size:.9rem}.ticket-item{background:#fff;padding:16px;border-radius:10px;border:1px solid #e2e8f0;cursor:pointer;transition:all .2s ease;flex-shrink:0;display:flex;flex-direction:column;gap:6px}.ticket-item:hover{transform:translateY(-1px);border-color:#cbd5e1}.ticket-item.active-ticket{border-color:#3b82f6;background-color:#eff6ff;position:relative}.ticket-item.active-ticket:before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;background-color:#3b82f6;border-radius:0 4px 4px 0}.ticket-header-row,.ticket-footer-row{display:flex;justify-content:space-between;align-items:center}.ticket-id{font-size:.75rem;color:#64748b;font-weight:700}.ticket-board{font-size:.7rem;color:#94a3b8;background:#f1f5f9;padding:2px 6px;border-radius:4px;margin-left:8px}.ticket-date{font-size:.7rem;color:#94a3b8}.ticket-summary{font-weight:600;color:#1e293b;font-size:.9rem;margin:2px 0}.priority-label{font-size:.7rem;font-weight:600;color:#64748b;display:flex;align-items:center;gap:4px}.priority-dot{width:6px;height:6px;border-radius:50%;background:#cbd5e1}.priority-high .priority-dot{background:#ef4444}.badge{display:inline-block;font-size:.7rem;padding:3px 10px;border-radius:12px;font-weight:600;text-transform:uppercase}.badge.large{font-size:.8rem;padding:6px 12px;border-radius:8px}.status-new{background:#dbeafe;color:#1e40af}.status-closed{background:#f1f5f9;color:#475569}.status-open{background:#dbeafe;color:#1e40af}.ticket-detail,.invoice-detail-view{flex:1;display:flex;flex-direction:column;height:100%;overflow:hidden;background:#fff;min-width:0}.detail-header{padding:24px 32px;border-bottom:1px solid #f1f5f9;background:#fff;z-index:10;flex-shrink:0}.header-top-row{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px}.header-title h2{margin:0;font-size:1.5rem;color:#0f172a}.header-meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;padding-top:15px;border-top:1px solid #f8fafc}.meta-box{display:flex;flex-direction:column;gap:4px}.meta-label{font-size:.7rem;text-transform:uppercase;color:#94a3b8;font-weight:700;letter-spacing:.05em}.meta-value{font-size:.9rem;color:#334155;font-weight:500}.chat-window{flex:1;min-height:0;overflow-y:auto;padding:20px 40px;display:flex;flex-direction:column;background-color:#fff}.date-divider{display:flex;align-items:center;justify-content:center;margin:20px 0;position:relative}.date-divider span{background:#e2e8f0;color:#64748b;font-size:.75rem;padding:4px 12px;border-radius:12px;font-weight:600;z-index:1}.date-divider:before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:#f1f5f9;z-index:0}@keyframes popIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message-row{display:flex;flex-direction:row;width:100%;animation:popIn .3s ease-out forwards;margin-bottom:2px}.message-row:not(.sequence){margin-top:15px}.message-row.me{justify-content:flex-end}.message-row.them{justify-content:flex-start;align-items:flex-end}.avatar-circle{width:32px;height:32px;border-radius:50%;background:#cbd5e1;color:#fff;font-size:.75rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin-right:10px;align-self:flex-end;margin-bottom:20px}.avatar-spacer{width:32px;margin-right:10px;flex-shrink:0}.bubble-container{display:flex;flex-direction:column;max-width:80%}.author-name{font-size:.7rem;color:#64748b;margin-bottom:2px;margin-left:2px}.bubble{padding:10px 16px;border-radius:18px;font-size:.95rem;line-height:1.5;box-shadow:0 1px 2px #0000000d;position:relative;word-wrap:break-word}.message-row.me .bubble{background:#007aff;color:#fff;border-bottom-right-radius:4px}.message-row.them .bubble{background-color:#f1f5f9;color:#1e293b;border-bottom-left-radius:4px}.date-label{font-size:.7rem;color:#cbd5e1;margin-top:5px;align-self:flex-end}.message-row.them .date-label{align-self:flex-start;margin-left:2px}.reply-area{padding:15px 25px;border-top:1px solid #f1f5f9;background:#fff;display:flex;gap:12px;align-items:flex-end;flex-shrink:0}.reply-area textarea{flex:1;padding:12px 15px;border:1px solid #e2e8f0;border-radius:20px;background:#f8fafc;resize:none;height:24px;min-height:24px;max-height:100px;font-family:inherit;transition:all .2s}.reply-area textarea:focus{background:#fff;border-color:#007aff;box-shadow:0 0 0 3px #007aff1a;outline:none;height:60px}.attach-btn{background:none;border:none;color:#94a3b8;cursor:pointer;padding:10px;border-radius:50%;transition:.2s;display:flex}.attach-btn:hover{background:#f1f5f9;color:#007aff}.send-btn{height:44px;width:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#007aff;color:#fff;border:none;cursor:pointer;transition:.2s;flex-shrink:0}.send-btn:hover{background:#0064d1;transform:scale(1.05)}.send-btn:disabled{background:#e2e8f0;cursor:not-allowed;transform:none}.modal-overlay{position:fixed;inset:0;background:#0f172a99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease-out}.modal-content{background:#fff;width:600px;max-width:90vw;border-radius:16px;box-shadow:0 25px 50px -12px #00000040;display:flex;flex-direction:column;overflow:hidden;animation:slideUp .3s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{padding:20px 24px;border-bottom:1px solid #f1f5f9;display:flex;justify-content:space-between;align-items:center}.modal-header h3{margin:0;font-size:1.2rem;color:#1e293b}.close-btn{background:none;border:none;font-size:1.5rem;color:#94a3b8;cursor:pointer}.modal-body{padding:24px;display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-size:.85rem;font-weight:600;color:#64748b}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.modal-body input,.modal-body select,.modal-body textarea{padding:12px;border:1px solid #e2e8f0;border-radius:8px;font-size:.95rem;width:100%;box-sizing:border-box;background:#f8fafc}.modal-body input:focus,.modal-body select:focus,.modal-body textarea:focus{background:#fff;border-color:#3b82f6;outline:none;box-shadow:0 0 0 3px #3b82f61a}.modal-body select:disabled{background-color:#e2e8f0;color:#94a3b8;cursor:not-allowed}.modal-footer{padding:16px 24px;background:#f8fafc;border-top:1px solid #f1f5f9;display:flex;justify-content:flex-end;gap:12px}.cancel-btn{padding:10px 20px;border:1px solid #e2e8f0;background:#fff;color:#64748b;border-radius:8px;cursor:pointer;font-weight:600}.submit-btn{padding:10px 20px;background:#007aff;color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:600}.submit-btn:hover{background:#0064d1}.submit-btn:disabled{background:#94a3b8;cursor:not-allowed}.toast-container{position:absolute;top:20px;right:20px;display:flex;flex-direction:column;gap:10px;z-index:100;pointer-events:none}.toast{background:#fff;padding:12px 20px;border-radius:8px;box-shadow:0 4px 12px #00000026;font-size:.9rem;animation:popIn .3s ease-out;display:flex;align-items:center;border-left:4px solid #3b82f6;pointer-events:auto}.toast-success{border-color:#10b981}.toast-error{border-color:#ef4444}.skeleton-container{display:flex;flex-direction:column;gap:15px;width:100%}.skeleton-bubble{height:40px;width:60%;border-radius:18px;background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0,#f1f5f9 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#94a3b8;text-align:center}.empty-icon{font-size:3rem;margin-bottom:10px;opacity:.5}@media(max-width:768px){.ticket-system-grid{grid-template-columns:1fr;height:100vh;border-radius:0;border:none}.sidebar-container{display:none}}.attachment-link-card{display:flex;align-items:center;gap:8px;background:#0000000d;padding:8px 12px;border-radius:8px;margin-top:5px;border:1px solid rgba(0,0,0,.1)}.me .attachment-link-card{background:#fff3;border-color:#ffffff4d}.attachment-anchor{font-weight:600;text-decoration:none;color:inherit;font-size:.9rem;word-break:break-all}.attachment-anchor:hover{text-decoration:underline}.invoice-summary-card{display:flex;gap:20px;background:#fff;padding:20px;border-radius:12px;border:1px solid #e2e8f0;margin-bottom:20px}.stat-box label{font-size:.8rem;color:#64748b;text-transform:uppercase;font-weight:600}.stat-box h3{margin:5px 0 0;font-size:1.5rem;color:#1e293b}.invoice-summary-card{display:flex;gap:20px;background:#fff;padding:24px;border-radius:12px;border:1px solid #e2e8f0;margin-bottom:24px;box-shadow:0 1px 3px #0000000d}.stat-box{flex:1}.stat-box label{display:block;font-size:.75rem;font-weight:700;color:#64748b;text-transform:uppercase;margin-bottom:8px;letter-spacing:.025em}.stat-box h3{margin:0;font-size:1.5rem;color:#0f172a;font-weight:700}.info-callout{background:#f8fafc;border-left:4px solid #3b82f6;padding:16px;border-radius:4px;color:#475569}.badge.status-closed{background-color:#dcfce7!important;color:#166534!important;border:1px solid #bbf7d0;font-weight:700}.badge.large.status-closed{padding:6px 12px;font-size:.85rem}