*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f7f8fa;--surface:#fff;--surface2:#f0f2f5;--border:#e4e7ec;--text:#0d0f14;--text2:#6b7280;--text3:#9ca3af;--accent:#00b4d8;--accent-d:#0090b0;--accent-bg:#e6f9fd;--danger:#ef4444;--danger-bg:#fef2f2;--success:#10b981;--success-bg:#ecfdf5;--warning:#f59e0b;--warning-bg:#fffbeb;--sidebar-w:240px;--radius:10px;--shadow:0 1px 3px #0000000f;--shadow-lg:0 10px 40px #0000001a;--font-ui:system-ui,"Segoe UI",sans-serif;--transition:.2s cubic-bezier(.4,0,.2,1);--status-open:#6b7280;--status-open-bg:#f3f4f6;--status-progress:#00b4d8;--status-progress-bg:#e6f9fd;--status-resolved:#10b981;--status-resolved-bg:#ecfdf5;--status-closed:#9ca3af;--status-closed-bg:#f9fafb;--priority-low:#10b981;--priority-low-bg:#ecfdf5;--priority-medium:#f59e0b;--priority-medium-bg:#fffbeb;--priority-high:#ef4444;--priority-high-bg:#fef2f2;--priority-critical:#7c3aed;--priority-critical-bg:#f5f3ff}.dark{--bg:#0d0f14;--surface:#13161d;--surface2:#1a1e28;--border:#252a36;--text:#f1f3f7;--text2:#8892a4;--text3:#505969;--accent-bg:#0a2533;--shadow:0 1px 3px #0000004d;--shadow-lg:0 10px 40px #0006;--status-open-bg:#1f2129;--status-progress-bg:#0a2533;--status-resolved-bg:#052e1c;--status-closed-bg:#1a1e28;--priority-low-bg:#052e1c;--priority-medium-bg:#2d1f00;--priority-high-bg:#2d0a0a;--priority-critical-bg:#1e1030}html{font-family:var(--font-ui);font-size:14px}body{background:var(--bg);color:var(--text);transition:background var(--transition),color var(--transition)}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}.app-shell{height:100vh;display:flex;overflow:hidden}.sidebar{width:var(--sidebar-w);background:var(--surface);border-right:1px solid var(--border);transition:background var(--transition),border-color var(--transition);flex-direction:column;flex-shrink:0;display:flex}.sidebar-logo{border-bottom:1px solid var(--border);padding:20px 20px 16px}.sidebar-logo h1{letter-spacing:-.5px;color:var(--text);font-size:22px;font-weight:800}.sidebar-logo h1 span{color:var(--accent)}.sidebar-logo p{color:var(--text3);margin-top:2px;font-size:11px}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:12px 10px;display:flex;overflow-y:auto}.nav-section-label{letter-spacing:.08em;color:var(--text3);text-transform:uppercase;padding:8px 10px 4px;font-size:10px;font-weight:600}.nav-item{cursor:pointer;color:var(--text2);transition:all var(--transition);text-align:left;background:0 0;border:none;border-radius:8px;align-items:center;gap:10px;width:100%;padding:9px 12px;font-size:13.5px;font-weight:500;display:flex}.nav-item:hover{background:var(--surface2);color:var(--text)}.nav-item.active{background:var(--accent-bg);color:var(--accent)}.nav-item .badge{background:var(--accent-bg);color:var(--accent);border-radius:99px;margin-left:auto;padding:1px 7px;font-size:11px;font-weight:600}.sidebar-footer{border-top:1px solid var(--border);flex-direction:column;gap:2px;padding:12px 10px;display:flex}.user-chip{border-radius:8px;align-items:center;gap:10px;padding:8px 10px;display:flex}.user-chip img{object-fit:cover;border-radius:50%;width:30px;height:30px}.user-chip-info{flex:1;min-width:0}.user-chip-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.user-chip-role{color:var(--text3);font-size:11px}.main{flex-direction:column;flex:1;display:flex;overflow:hidden}.topbar{background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;height:56px;padding:0 24px;display:flex}.topbar-title{color:var(--text);font-size:16px;font-weight:700}.topbar-right{align-items:center;gap:12px;display:flex}.page{flex:1;padding:24px;overflow-y:auto}.theme-toggle{background:var(--border);cursor:pointer;width:40px;height:22px;transition:background var(--transition);border:none;border-radius:99px;position:relative}.theme-toggle.on{background:var(--accent)}.theme-toggle:after{content:"";width:16px;height:16px;transition:transform 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9px;font-size:11px;font-weight:600;display:inline-flex}.priority-low{color:var(--priority-low);background:var(--priority-low-bg)}.priority-medium{color:var(--priority-medium);background:var(--priority-medium-bg)}.priority-high{color:var(--priority-high);background:var(--priority-high-bg)}.priority-critical{color:var(--priority-critical);background:var(--priority-critical-bg)}.timeline{flex-direction:column;gap:0;display:flex}.timeline-item{border-bottom:1px solid var(--border);gap:14px;padding:14px 0;display:flex}.timeline-item:last-child{border-bottom:none}.timeline-avatar{background:var(--surface2);border:1px solid var(--border);width:32px;height:32px;color:var(--text2);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:700;display:flex;overflow:hidden}.timeline-avatar img{object-fit:cover;width:100%;height:100%}.timeline-content{flex:1;min-width:0}.timeline-meta{align-items:center;gap:8px;margin-bottom:4px;display:flex}.timeline-author{color:var(--text);font-size:13px;font-weight:600}.timeline-time{color:var(--text3);font-size:11px}.timeline-internal{color:var(--warning);background:var(--warning-bg);border-radius:99px;padding:1px 7px;font-size:11px;font-weight:600}.timeline-text{color:var(--text2);font-size:13px;line-height:1.6}.timeline-system{color:var(--text3);font-size:12px;font-style:italic}.ticket-detail{grid-template-columns:1fr 280px;align-items:start;gap:20px;display:grid}.ticket-meta-panel{flex-direction:column;gap:12px;display:flex}.meta-row{flex-direction:column;gap:4px;display:flex}.meta-label{color:var(--text3);text-transform:uppercase;letter-spacing:.05em;font-size:11px;font-weight:600}.meta-value{color:var(--text);font-size:13px}@keyframes rowIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}