@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap");:root{--bg-primary:#0a0f1c;--bg-secondary:#111827;--bg-tertiary:#1a2236;--bg-card:rgba(26,34,54,0.7);--bg-hover:rgba(34,48,74,0.6);--bg-glass:rgba(17,24,39,0.6);--border:rgba(56,78,112,0.3);--border-hover:rgba(56,78,112,0.6);--accent:#10b981;--accent-hover:#34d399;--accent-dim:rgba(16,185,129,0.15);--accent-blue:#3b82f6;--accent-blue-dim:rgba(59,130,246,0.15);--accent-purple:#8b5cf6;--accent-purple-dim:rgba(139,92,246,0.15);--accent-orange:#f59e0b;--accent-orange-dim:rgba(245,158,11,0.15);--accent-red:#ef4444;--accent-red-dim:rgba(239,68,68,0.15);--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--sidebar-width:260px;--header-height:64px;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--shadow-sm:0 1px 3px rgba(0,0,0,0.3);--shadow-md:0 4px 12px rgba(0,0,0,0.4);--shadow-lg:0 8px 32px rgba(0,0,0,0.5);--shadow-glow:0 0 20px rgba(16,185,129,0.15)}*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-layout{display:flex;min-height:100vh}.main-content{flex:1 1;margin-left:var(--sidebar-width);padding:32px;min-height:100vh}.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-width);height:100vh;background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:100;transition:transform .3s ease}.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--border)}.sidebar-logo{display:flex;align-items:center;gap:12px;text-decoration:none}.sidebar-logo-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--accent),#059669);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:var(--shadow-glow)}.sidebar-logo-text{display:flex;flex-direction:column}.sidebar-logo-text h1{font-size:16px;font-weight:700;color:var(--text-primary);letter-spacing:-.3px}.sidebar-logo-text span{font-size:11px;color:var(--text-muted);font-weight:400}.sidebar-nav{flex:1 1;padding:16px 12px;overflow-y:auto}.nav-section-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:1.2px;color:var(--text-muted);padding:12px 12px 8px}.nav-link{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-md);color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;transition:all .2s ease;margin-bottom:2px;position:relative}.nav-link:hover{color:var(--text-primary);background:var(--bg-hover)}.nav-link.active{color:var(--accent);background:var(--accent-dim)}.nav-link.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--accent);border-radius:var(--radius-full)}.nav-link svg{width:18px;height:18px;flex-shrink:0}.nav-badge{margin-left:auto;background:var(--accent);color:#fff;font-size:11px;font-weight:700;padding:2px 7px;border-radius:var(--radius-full);min-width:20px;text-align:center}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border)}.connection-status{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-secondary)}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-red);flex-shrink:0}.status-dot.connected{background:var(--accent);box-shadow:0 0 8px var(--accent);animation:pulse 2s infinite}.status-dot.connecting{background:var(--accent-orange);animation:blink 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.page-header{margin-bottom:32px}.page-header h2{font-size:28px;font-weight:800;letter-spacing:-.5px;background:linear-gradient(135deg,var(--text-primary),var(--text-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.page-header p{color:var(--text-muted);font-size:14px;margin-top:4px}.card{background:var(--bg-card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:all .3s ease}.card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-md)}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:20px;gap:20px;margin-bottom:32px}.stat-card{position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;right:0;width:100px;height:100px;border-radius:50%;filter:blur(40px);opacity:.15}.stat-card.emerald:before{background:var(--accent)}.stat-card.blue:before{background:var(--accent-blue)}.stat-card.purple:before{background:var(--accent-purple)}.stat-card.orange:before{background:var(--accent-orange)}.stat-icon{width:44px;height:44px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;margin-bottom:16px}.stat-icon.emerald{background:var(--accent-dim);color:var(--accent)}.stat-icon.blue{background:var(--accent-blue-dim);color:var(--accent-blue)}.stat-icon.purple{background:var(--accent-purple-dim);color:var(--accent-purple)}.stat-icon.orange{background:var(--accent-orange-dim);color:var(--accent-orange)}.stat-value{font-size:32px;font-weight:800;letter-spacing:-1px;line-height:1;margin-bottom:4px}.stat-label{font-size:13px;color:var(--text-muted);font-weight:500}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border:none;border-radius:var(--radius-md);font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .2s ease;text-decoration:none}.btn-primary{background:linear-gradient(135deg,var(--accent),#059669);color:#fff;box-shadow:var(--shadow-glow)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 30px rgba(16,185,129,.25)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--border-hover);background:var(--bg-hover)}.btn-danger{background:var(--accent-red-dim);color:var(--accent-red);border:1px solid rgba(239,68,68,.2)}.btn-danger:hover{background:rgba(239,68,68,.25)}.btn-sm{padding:6px 12px;font-size:12px}.btn-icon{padding:8px;border-radius:var(--radius-sm)}.input{width:100%;padding:10px 14px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-family:inherit;transition:border-color .2s ease;outline:none}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim)}.input::placeholder{color:var(--text-muted)}.input-group{display:flex;gap:8px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.select{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;padding:10px 14px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-family:inherit;cursor:pointer;outline:none}.select:focus{border-color:var(--accent)}.toggle{position:relative;display:inline-block;width:44px;height:24px;min-width:44px;min-height:24px;flex-shrink:0;vertical-align:middle}.toggle input{opacity:0;width:0;height:0;position:absolute}.toggle-slider{cursor:pointer;inset:0;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-full)}.toggle-slider,.toggle-slider:before{position:absolute;transition:all .3s ease}.toggle-slider:before{content:"";height:16px;width:16px;left:3px;top:50%;transform:translateY(-50%);background:var(--text-muted);border-radius:50%}.toggle input:checked+.toggle-slider{background:var(--accent-dim);border-color:var(--accent)}.toggle input:checked+.toggle-slider:before{transform:translateY(-50%) translateX(20px);background:var(--accent)}.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--radius-full);font-size:12px;font-weight:600}.tag-emerald{background:var(--accent-dim);color:var(--accent)}.tag-blue{background:var(--accent-blue-dim);color:var(--accent-blue)}.tag-purple{background:var(--accent-purple-dim);color:var(--accent-purple)}.tag-orange{background:var(--accent-orange-dim);color:var(--accent-orange)}.tag-red{background:var(--accent-red-dim);color:var(--accent-red)}.table-container{overflow-x:auto}.table{width:100%;border-collapse:collapse}.table th{text-align:left;padding:12px 16px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-muted)}.table td,.table th{border-bottom:1px solid var(--border)}.table td{padding:14px 16px;font-size:14px;vertical-align:middle}.table tr:hover td{background:var(--bg-hover)}.table tr:last-child td{border-bottom:none}.inbox-layout{display:grid;grid-template-columns:380px 1fr;grid-gap:0;gap:0;height:calc(100vh - 128px);overflow:hidden}.inbox-list{border-right:1px solid var(--border);overflow-y:auto}.inbox-header{display:flex;align-items:center;justify-content:space-between;position:-webkit-sticky;position:sticky;top:0;background:var(--bg-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:10}.inbox-header,.inbox-item{padding:16px 20px;border-bottom:1px solid var(--border)}.inbox-item{cursor:pointer;transition:all .2s ease;position:relative}.inbox-item:hover{background:var(--bg-hover)}.inbox-item.active{background:var(--accent-dim);border-left:3px solid var(--accent)}.inbox-item.unread{background:rgba(16,185,129,.04)}.inbox-item.unread:before{content:"";position:absolute;left:8px;top:50%;transform:translateY(-50%);width:6px;height:6px;background:var(--accent);border-radius:50%}.inbox-sender{font-size:14px;font-weight:600;color:var(--text-primary);margin-bottom:2px}.inbox-group{font-size:11px;color:var(--accent);font-weight:600;margin-bottom:4px}.inbox-preview{font-size:13px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:320px}.inbox-meta{display:flex;align-items:center;justify-content:space-between;margin-top:6px}.inbox-time{font-size:11px;color:var(--text-muted)}.inbox-icons{display:flex;gap:4px}.inbox-detail{padding:32px;overflow-y:auto}.inbox-detail-header{padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid var(--border)}.inbox-detail-sender{font-size:20px;font-weight:700;margin-bottom:4px}.inbox-detail-meta{display:flex;gap:16px;flex-wrap:wrap}.inbox-detail-meta span{font-size:13px;color:var(--text-secondary);display:flex;align-items:center;gap:6px}.inbox-detail-body{font-size:15px;line-height:1.7;color:var(--text-secondary);white-space:pre-wrap;word-break:break-word}.inbox-detail-image{margin-top:20px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border)}.inbox-detail-image img{width:100%;max-width:500px;height:auto;display:block}.inbox-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text-muted);gap:12px}.inbox-empty svg{opacity:.3}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center;color:var(--text-muted)}.empty-state svg{opacity:.2;margin-bottom:16px}.empty-state h3{font-size:18px;color:var(--text-secondary);margin-bottom:4px}.qr-container{display:flex;flex-direction:column;align-items:center;gap:20px;padding:40px}.qr-container img{border-radius:var(--radius-lg);border:2px solid var(--border)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translateX(-12px)}to{opacity:1;transform:translateX(0)}}.animate-fade-in{animation:fadeIn .4s ease-out}.animate-slide-in{animation:slideIn .3s ease-out}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn .2s ease}.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;width:100%;max-width:480px;box-shadow:var(--shadow-lg);animation:fadeIn .3s ease}.modal h3{font-size:18px;font-weight:700;margin-bottom:20px}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:24px}@media (max-width:1024px){.inbox-layout{grid-template-columns:320px 1fr}}@media (max-width:768px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.main-content{margin-left:0;padding:20px}.inbox-layout{grid-template-columns:1fr;height:auto}.inbox-detail{display:none}.inbox-detail.mobile-show{display:block}.card-grid{grid-template-columns:1fr}}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.loading-center{padding:60px}.loading-center,.pagination{display:flex;align-items:center;justify-content:center}.pagination{gap:8px;padding:16px}.pagination-btn{padding:6px 14px;border:1px solid var(--border);background:var(--bg-tertiary);color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;font-size:13px;font-family:inherit;transition:all .2s ease}.pagination-btn.active,.pagination-btn:hover{border-color:var(--accent);color:var(--accent)}.pagination-btn.active{background:var(--accent-dim)}.pagination-btn:disabled{opacity:.4;cursor:not-allowed}.pagination-info{font-size:13px;color:var(--text-muted);margin:0 8px}