:root{--color-bg-primary:#f0f4f8;--color-bg-secondary:#fff;--color-bg-sidebar:#fff;--color-bg-card:#fff;--color-bg-hover:#f1f5f9;--color-bg-active:#e8f0fe;--color-bg-input:#f8fafc;--color-bg-badge:#e8f0fe;--color-text-primary:#0f172a;--color-text-secondary:#475569;--color-text-tertiary:#94a3b8;--color-text-accent:#2563eb;--color-text-on-accent:#fff;--color-text-badge:#2563eb;--color-border:#e2e8f0;--color-border-light:#f1f5f9;--color-accent:#2563eb;--color-accent-hover:#1d4ed8;--color-accent-light:#dbeafe;--color-accent-gradient:linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);--color-success:#10b981;--color-warning:#f59e0b;--color-error:#ef4444;--color-info:#3b82f6;--shadow-sm:0 1px 2px #0000000a;--shadow-md:0 4px 6px -1px #0000000f, 0 2px 4px -2px #0000000a;--shadow-lg:0 10px 15px -3px #0000000f, 0 4px 6px -4px #0000000a;--shadow-xl:0 20px 25px -5px #00000014, 0 8px 10px -6px #0000000a;--shadow-card:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-sidebar:2px 0 8px #0000000a;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--radius-full:9999px;--sidebar-width:270px;--sidebar-collapsed-width:80px;--header-height:64px;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.25s cubic-bezier(.4, 0, .2, 1);--transition-slow:.35s cubic-bezier(.4, 0, .2, 1);--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}[data-theme=dark]{--color-bg-primary:#0b1121;--color-bg-secondary:#111827;--color-bg-sidebar:#111827;--color-bg-card:#1e293b;--color-bg-hover:#1e293b;--color-bg-active:#1e3a5f;--color-bg-input:#1e293b;--color-bg-badge:#1e3a5f;--color-text-primary:#f1f5f9;--color-text-secondary:#94a3b8;--color-text-tertiary:#64748b;--color-text-accent:#60a5fa;--color-text-on-accent:#fff;--color-text-badge:#60a5fa;--color-border:#1e293b;--color-border-light:#1e293b;--color-accent:#3b82f6;--color-accent-hover:#2563eb;--color-accent-light:#1e3a5f;--color-accent-gradient:linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);--shadow-sm:0 1px 2px #0003;--shadow-md:0 4px 6px -1px #0000004d, 0 2px 4px -2px #0003;--shadow-lg:0 10px 15px -3px #0000004d, 0 4px 6px -4px #0003;--shadow-xl:0 20px 25px -5px #0006, 0 8px 10px -6px #0000004d;--shadow-card:0 1px 3px #0000004d, 0 1px 2px #0003;--shadow-sidebar:2px 0 12px #0000004d}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-family);background-color:var(--color-bg-primary);color:var(--color-text-primary);transition:background-color var(--transition-normal), color var(--transition-normal);line-height:1.6;overflow:hidden}#root{width:100vw;height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit;font-size:inherit;background:0 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span{color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.05em;font-size:.7rem;font-weight:500}.sidebar-nav{flex-direction:column;flex:1;gap:4px;padding:16px 12px;display:flex;overflow-y:auto}.sidebar-section-label{color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.08em;padding:12px 12px 6px;font-size:.65rem;font-weight:600}.sidebar-link{border-radius:var(--radius-md);color:var(--color-text-secondary);transition:all var(--transition-fast);cursor:pointer;align-items:center;gap:12px;padding:10px 14px;font-size:.875rem;font-weight:500;display:flex;position:relative}.sidebar-link:hover{background-color:var(--color-bg-hover);color:var(--color-text-primary)}.sidebar-link.active{background-color:var(--color-bg-active);color:var(--color-text-accent);font-weight:600}.sidebar-link.active:before{content:"";background:var(--color-accent-gradient);border-radius:0 var(--radius-full) var(--radius-full) 0;width:3px;height:60%;position:absolute;top:50%;left:0;transform:translateY(-50%)}.sidebar-link-icon{opacity:.7;flex-shrink:0;width:20px;height:20px}.sidebar-link.active .sidebar-link-icon{opacity:1}.sidebar-link-badge{background:var(--color-accent-gradient);color:var(--color-text-on-accent);border-radius:var(--radius-full);text-align:center;min-width:20px;margin-left:auto;padding:2px 8px;font-size:.65rem;font-weight:700}.sidebar-footer{border-top:1px solid var(--color-border);padding:16px}.sidebar-footer-user{border-radius:var(--radius-md);transition:background-color var(--transition-fast);align-items:center;gap:12px;padding:10px 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32px;overflow-y:auto}.cards-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-bottom:28px;display:grid}.stat-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);transition:all var(--transition-normal);padding:24px;position:relative;overflow:hidden}.stat-card:before{content:"";background:var(--color-accent-gradient);opacity:0;height:3px;transition:opacity 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8px;font-size:.75rem;font-weight:600;display:flex}.stat-card-change.positive{color:var(--color-success);background:#10b9811a}.stat-card-change.negative{color:var(--color-error);background:#ef44441a}.stat-card-value{color:var(--color-text-primary);margin-bottom:4px;font-size:2rem;font-weight:800;line-height:1.2}.stat-card-label{color:var(--color-text-tertiary);font-size:.8rem;font-weight:500}.panel{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);overflow:hidden}.panel-header{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.panel-header h3{color:var(--color-text-primary);font-size:1rem;font-weight:700}.panel-body{padding:24px}.theme-toggle{background:var(--color-bg-input);border-radius:var(--radius-full);border:1px solid var(--color-border);align-items:center;gap:10px;padding:6px;display:flex}.theme-toggle-btn{width:32px;height:32px;color:var(--color-text-tertiary);transition:all var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;display:flex}.theme-toggle-btn.active{background:var(--color-accent-gradient);color:#fff;box-shadow:var(--shadow-sm)}.theme-toggle-btn:not(.active):hover{color:var(--color-text-primary);background:var(--color-bg-hover)}.chat-container{height:100%;max-height:calc(100vh - var(--header-height) - 56px);flex-direction:column;display:flex}.chat-messages{flex-direction:column;flex:1;gap:16px;padding:24px;display:flex;overflow-y:auto}.chat-message{gap:12px;max-width:80%;animation:.3s ease-out messageSlideIn;display:flex}@keyframes 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.mini-sidebar{background:#fff;border-color:#e2e8f0}.theme-option-preview.dark .mini-sidebar{background:#111827;border-color:#1e293b}.theme-option-preview .mini-content{flex-direction:column;flex:1;gap:4px;padding:8px;display:flex}.theme-option-preview .mini-bar{border-radius:2px;width:60%;height:4px}.theme-option-preview.light .mini-bar{background:#e2e8f0}.theme-option-preview.dark .mini-bar{background:#334155}.theme-option-preview .mini-bar:first-child{width:80%}.theme-option-label{color:var(--color-text-primary);font-size:.8rem;font-weight:600}.theme-option-check{border:2px solid var(--color-border);width:22px;height:22px;transition:all var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;display:flex}.theme-option.active .theme-option-check{background:var(--color-accent-gradient);border-color:var(--color-accent);color:#fff}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:60px 20px;display:flex}.empty-state-icon{border-radius:var(--radius-xl);background:var(--color-accent-light);width:80px;height:80px;color:var(--color-accent);justify-content:center;align-items:center;margin-bottom:20px;display:flex}.empty-state h3{color:var(--color-text-primary);margin-bottom:8px;font-size:1.125rem;font-weight:700}.empty-state p{color:var(--color-text-tertiary);max-width:360px;font-size:.875rem}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-pulse{animation:2s ease-in-out infinite pulse}.status-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.status-dot.online{background:var(--color-success);box-shadow:0 0 0 3px #10b98133}.status-dot.offline{background:var(--color-text-tertiary)}@media (width<=768px){.sidebar{transition:left var(--transition-normal);position:fixed;left:-100%}.sidebar.open{left:0}.page-content{padding:20px 16px}.cards-grid{grid-template-columns:1fr}.theme-selector{flex-direction:column}}