:root{--bg-base:#0f172a;--bg-surface:#1e293b;--bg-surface-hover:#334155;--bg-card:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-primary:#3b82f6;--accent-primary-hover:#2563eb;--accent-glow:rgba(59,130,246,.4);--border-color:#334155;--sidebar-width:280px;--sidebar-collapsed-width:80px;--header-height:70px;--transition-speed:0.3s;--border-radius:12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,sans-serif;background-color:var(--bg-base);color:var(--text-primary);overflow:hidden}.app-container{display:flex;height:100vh;width:100vw}.sidebar{width:var(--sidebar-width);background-color:var(--bg-surface);border-right:1px solid var(--border-color);display:flex;flex-direction:column;transition:width var(--transition-speed) cubic-bezier(.4,0,.2,1);z-index:100}.sidebar.collapsed{width:var(--sidebar-collapsed-width)}.sidebar-header{height:var(--header-height);display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--border-color)}.logo-container{gap:12px;overflow:hidden}.logo-container,.logo-icon{display:flex;align-items:center}.logo-icon{width:36px;height:36px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border-radius:8px;justify-content:center;color:#fff;font-size:1.2rem;flex-shrink:0;box-shadow:0 4px 12px var(--accent-glow)}.logo-text{font-size:1.25rem;font-weight:700;background:linear-gradient(90deg,#fff,#94a3b8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;transition:opacity .2s}.sidebar.collapsed .logo-text{opacity:0;width:0}.sidebar.collapsed .sidebar-header{justify-content:center;padding:0}.sidebar.collapsed .logo-container{display:none}.toggle-btn{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;font-size:1.1rem;transition:color .2s}.toggle-btn:hover{color:var(--text-primary)}.sidebar-nav{flex:1 1;padding:20px 12px;display:flex;flex-direction:column;gap:8px;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:16px;padding:12px 16px;border-radius:var(--border-radius);color:var(--text-secondary);text-decoration:none;font-weight:500;transition:all .2s;white-space:nowrap;cursor:pointer}.nav-item i{font-size:1.2rem;width:24px;text-align:center;flex-shrink:0}.nav-item span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar.collapsed .nav-item span{display:none}.nav-item:hover{background-color:var(--bg-surface-hover);color:var(--text-primary)}.nav-item.active{background-color:rgba(59,130,246,.1);color:var(--accent-primary);position:relative}.nav-item.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:60%;background-color:var(--accent-primary);border-radius:0 4px 4px 0}.sidebar-footer{padding:20px;border-top:1px solid var(--border-color)}.user-profile{display:flex;align-items:center;gap:12px;overflow:hidden}.avatar{width:40px;height:40px;border-radius:50%;flex-shrink:0}.user-info{display:flex;flex-direction:column;white-space:nowrap;overflow:hidden}.sidebar.collapsed .user-info{display:none}.user-name{font-weight:600;font-size:.9rem}.user-name,.user-role{overflow:hidden;text-overflow:ellipsis}.user-role{font-size:.8rem;color:var(--text-secondary)}.main-wrapper{flex:1 1;display:flex;flex-direction:column;background-color:var(--bg-base);overflow:hidden}.top-header{height:var(--header-height);padding:0 32px;display:flex;align-items:center;justify-content:space-between;background:rgba(15,23,42,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);z-index:50}.page-title{font-size:1.5rem;font-weight:600;letter-spacing:-.5px}.header-right{display:flex;align-items:center;gap:20px}.icon-btn{background:transparent;border:none;color:var(--text-secondary);font-size:1.2rem;cursor:pointer;position:relative;transition:color .2s}.icon-btn:hover{color:var(--text-primary)}.badge{position:absolute;top:-4px;right:-4px;background-color:#ef4444;font-size:.65rem;font-weight:700;width:16px;height:16px;display:flex;border-radius:50%;border:2px solid var(--bg-base)}.badge,.primary-btn{color:#fff;align-items:center;justify-content:center}.primary-btn{background:linear-gradient(135deg,var(--accent-primary),#2563eb);border:none;padding:10px 20px;border-radius:8px;font-weight:600;font-size:.9rem;cursor:pointer;display:inline-flex;gap:8px;transition:all .2s;box-shadow:0 4px 12px var(--accent-glow);min-width:150px;white-space:nowrap}.primary-btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px var(--accent-glow)}.content-area{flex:1 1;padding:32px;overflow-y:auto}.content-area.auth{padding:0}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .4s cubic-bezier(.16,1,.3,1) forwards}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:24px;gap:24px;margin-bottom:32px}.stat-card{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:24px;display:flex;align-items:center;gap:20px;transition:transform .2s,box-shadow .2s}.stat-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.2)}.stat-icon{width:56px;height:56px;border-radius:16px;background:rgba(59,130,246,.1);color:var(--accent-primary);display:flex;align-items:center;justify-content:center;font-size:1.5rem}.stat-info{min-width:0;flex:1 1}.stat-info h3{font-size:.9rem;color:var(--text-secondary);margin-bottom:8px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stat-info p{font-size:1.8rem;font-weight:700;color:var(--text-primary)}.auth-wrapper{display:flex;align-items:center;justify-content:center;min-height:100vh;width:100vw;background:radial-gradient(circle at center,var(--bg-surface) 0,var(--bg-base) 100%);position:absolute;top:0;left:0;z-index:200}.auth-card{background-color:var(--bg-surface);border:1px solid var(--border-color);padding:48px 40px;border-radius:20px;width:100%;max-width:440px;box-shadow:0 20px 50px rgba(0,0,0,.5);text-align:center}.auth-card .logo-container{justify-content:center;margin-bottom:32px}.auth-title{font-size:1.5rem;margin-bottom:24px;font-weight:600}.auth-form{gap:20px;text-align:left}.auth-form,.form-group{display:flex;flex-direction:column}.form-group{gap:8px}.form-group label{font-size:.85rem;color:var(--text-secondary);font-weight:500}.form-control{background-color:var(--bg-base);border:1px solid var(--border-color);color:var(--text-primary);padding:14px 16px;border-radius:10px;font-family:inherit;font-size:1rem;transition:all .2s}.form-control:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(59,130,246,.2)}.btn-full{width:100%;justify-content:center;padding:14px;margin-top:8px;font-size:1rem}.auth-footer{margin-top:32px;font-size:.95rem;color:var(--text-secondary)}.auth-link{color:var(--accent-primary);text-decoration:none;font-weight:500;transition:color .2s;cursor:pointer}.auth-link:hover{color:var(--accent-primary-hover);text-decoration:underline}.slide-over-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:999;opacity:0;visibility:hidden;transition:all .3s ease}.slide-over-overlay.open{opacity:1;visibility:visible}.slide-over{position:fixed;top:0;right:-450px;bottom:0;width:450px;max-width:100vw;background:var(--bg-card);box-shadow:-4px 0 15px rgba(0,0,0,.3);z-index:1000;transition:right .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;border-left:1px solid var(--border-color)}.slide-over.open{right:0}.slide-over-header{padding:24px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.slide-over-header h3{margin:0;font-size:1.2rem;font-weight:600}.close-btn{background:none;border:none;color:var(--text-secondary);font-size:1.2rem;cursor:pointer;transition:color .2s}.close-btn:hover{color:var(--text-primary)}.slide-over-body{padding:24px;flex:1 1;overflow-y:auto}.slide-over-footer{padding:24px 32px;border-top:1px solid var(--border-color);background-color:var(--bg-card);display:flex;justify-content:flex-end;gap:16px;border-radius:0 0 16px 16px}.slide-over-footer .btn,.slide-over-footer .primary-btn{min-width:140px;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;text-align:center}.btn-cancel{background:transparent;border:1px solid var(--border-color);color:var(--text-primary);padding:10px 16px;border-radius:8px;cursor:pointer;font-weight:500}.list-container{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;overflow:hidden}.list-item{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--border-color);transition:background .2s}.list-item:last-child{border-bottom:none}.list-item-title{font-weight:600;font-size:1.1rem;display:flex;align-items:center;gap:12px}.dashed-card{background:transparent!important;border:1px dashed var(--border-color)!important;color:var(--text-secondary)!important;cursor:pointer;justify-content:center!important;transition:all .2s ease}.dashed-card:hover{border-color:var(--accent-primary)!important;color:var(--accent-primary)!important;background:rgba(59,130,246,.05)!important}.toggle-switch{position:relative;display:inline-block;width:44px;height:24px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--border-color);transition:.3s;border-radius:24px}.toggle-slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.3s;border-radius:50%}input:checked+.toggle-slider{background-color:var(--accent-primary)}input:checked+.toggle-slider:before{transform:translateX(20px)}.upload-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border:1px dashed var(--border-color);border-radius:8px;background:var(--bg-base);color:var(--text-primary);cursor:pointer;transition:all .2s;font-weight:500}.upload-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.split-layout{display:flex;gap:24px;height:calc(100vh - 200px)}.split-left{flex:2 1;flex-direction:column;overflow:hidden}.split-left,.split-right{display:flex;background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px}.split-right{flex:1 1;overflow-y:auto;padding:20px;flex-direction:column}.user-table-container{flex:1 1;overflow-x:auto;overflow-y:auto}.user-table{width:100%;border-collapse:collapse}.user-table th{text-align:left;color:var(--text-secondary);font-weight:500;position:-webkit-sticky;position:sticky;top:0;background:var(--bg-card);z-index:10}.user-table td,.user-table th{padding:16px 24px}.user-row,.user-table td,.user-table th{border-bottom:1px solid var(--border-color)}.user-row{transition:background .2s}.user-row:hover{background:hsla(0,0%,100%,.02)}.user-row.selected{background:rgba(59,130,246,.08)}.user-row.dragging{opacity:.5;background:var(--bg-card)}.drop-channel{padding:12px 16px;margin-bottom:8px;background:var(--bg-base);border:2px dashed transparent;border-radius:8px;transition:all .2s;display:flex;justify-content:space-between;align-items:center}.drop-channel.drag-over{border-color:var(--accent-primary);background:rgba(59,130,246,.1);transform:scale(1.02)}.wizard-container{max-width:600px;margin:40px auto;background-color:var(--bg-surface);border-radius:20px;border:1px solid var(--border-color);padding:48px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.3)}.wizard-step-icon{width:80px;height:80px;border-radius:50%;background:rgba(59,130,246,.1);color:var(--accent-primary);font-size:2rem;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;box-shadow:0 0 20px var(--accent-glow)}.wizard-title{font-size:1.8rem;margin-bottom:12px}.wizard-desc{line-height:1.6;margin-bottom:32px}.tab-btn,.wizard-desc{color:var(--text-secondary)}.tab-btn{background:transparent;border:none;padding:12px 16px;text-align:left;border-radius:6px;cursor:pointer;font-size:.95rem;transition:all .2s ease;display:flex;align-items:center;gap:12px}.tab-btn:hover{background:hsla(0,0%,100%,.05);color:var(--text-primary)}.tab-btn.active{background:rgba(59,130,246,.1);color:var(--accent-primary);font-weight:500}.pro-badge{display:inline-flex;align-items:center;background:linear-gradient(45deg,#f59e0b,#d97706);color:#fff;font-size:.7rem;font-weight:700;padding:2px 6px;border-radius:4px;margin-left:8px;letter-spacing:.5px;box-shadow:0 2px 4px rgba(245,158,11,.3)}body.plan-premium .pro-badge{background:linear-gradient(45deg,#10b981,#059669);box-shadow:0 2px 4px rgba(16,185,129,.3)}.paywall-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.75);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:10000;opacity:0;pointer-events:none;transition:opacity .3s}.paywall-modal-overlay.active{opacity:1;pointer-events:auto}.paywall-modal{background:var(--bg-card);border-radius:12px;width:400px;max-width:90%;padding:32px;text-align:center;box-shadow:0 20px 40px rgba(0,0,0,.5);border:1px solid rgba(245,158,11,.3);transform:translateY(20px);transition:transform .3s}.paywall-modal-overlay.active .paywall-modal{transform:translateY(0)}.paywall-icon{font-size:48px;margin-bottom:16px}.paywall-title{font-size:1.5rem;font-weight:600;color:#fff;margin-bottom:12px}.paywall-desc{color:var(--text-secondary);font-size:.95rem;line-height:1.5;margin-bottom:24px}.paywall-actions{display:flex;flex-direction:column;gap:12px}.paywall-btn-primary{background:linear-gradient(45deg,#f59e0b,#d97706);color:#fff;border:none;padding:12px;border-radius:6px;font-weight:600;cursor:pointer;font-size:1rem;transition:transform .2s}.paywall-btn-primary:hover{transform:scale(1.02)}.paywall-btn-secondary{background:transparent;color:var(--text-secondary);border:1px solid var(--border-color);padding:12px;border-radius:6px;font-weight:500;cursor:pointer;font-size:.95rem}.paywall-btn-secondary:hover{background:hsla(0,0%,100%,.05)}.user-limit-container{background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;padding:16px;margin-bottom:20px}.user-limit-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.9rem;color:var(--text-secondary)}.user-limit-header strong{color:var(--text-primary)}.user-limit-bar-bg{height:8px;background:hsla(0,0%,100%,.1);border-radius:4px;overflow:hidden}.user-limit-bar-fill{height:100%;background:var(--accent-primary);border-radius:4px;transition:width .5s ease}.user-limit-bar-fill.warning{background:#f59e0b}.user-limit-bar-fill.danger{background:#ef4444}.pricing-container{display:grid;grid-template-columns:1fr 1fr;grid-gap:24px;gap:24px;margin-top:24px}.pricing-card{background:rgba(0,0,0,.2);border:1px solid var(--border-color);border-radius:12px;padding:24px;position:relative;overflow:hidden;display:flex;flex-direction:column}.pricing-card.premium{border-color:rgba(245,158,11,.4);box-shadow:0 8px 24px rgba(245,158,11,.05);background:rgba(245,158,11,.03)}.pricing-title{font-size:1.2rem;font-weight:600;margin-bottom:16px;color:var(--text-primary)}.pricing-card.premium .pricing-title{color:#f59e0b}.pricing-features{list-style:none;margin-bottom:24px;flex-grow:1}.pricing-features li{display:flex;align-items:center;gap:12px;margin-bottom:12px;color:var(--text-secondary);font-size:.95rem}.pricing-features li i{color:var(--accent-primary)}.pricing-card.premium .pricing-features li i{color:#f59e0b}.current-plan-badge{position:absolute;top:12px;right:12px;background:hsla(0,0%,100%,.1);color:var(--text-secondary);font-size:.75rem;padding:4px 8px;border-radius:4px}