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rgba(0,0,0,.06)}.config-area h5{color:var(--color-primary);font-weight:700;font-size:1.125rem;margin-bottom:1.5rem;display:flex;align-items:center;gap:.625rem;letter-spacing:-0.01em}.config-area h5 i{font-size:1.25rem}.summary-grid{display:grid;grid-template-columns:repeat(2, 1fr);gap:1.5rem}.summary-box{background:var(--color-white);border-radius:var(--border-radius-md);padding:1.5rem;box-shadow:var(--box-shadow-one)}.summary-box h6{color:var(--color-primary);font-weight:700;border-bottom:1px solid rgba(0,0,0,.05);padding-bottom:.75rem;margin-bottom:1rem}.summary-box .info-row{display:flex;justify-content:space-between;margin-bottom:.75rem;font-size:.95rem}.summary-box .info-row .label{color:var(--color-secondary);opacity:.7}.summary-box .info-row .value{color:var(--color-secondary);font-weight:600}.wizard-actions{display:flex;justify-content:space-between;align-items:center;margin-top:2.5rem;padding-top:2rem;border-top:2px solid rgba(var(--color-primary-rgb), 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button.btn-next:hover,.wizard-actions button.btn-finish:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(var(--color-primary-rgb), 0.35)}.wizard-actions button.btn-next:active,.wizard-actions button.btn-finish:active{transform:translateY(0)}.wizard-actions button.btn-finish{background:linear-gradient(135deg, var(--color-success) 0%, rgba(var(--color-success-rgb, 34, 197, 94), 0.85) 100%);box-shadow:0 2px 8px rgba(var(--color-success-rgb, 34, 197, 94), 0.25)}.wizard-actions button.btn-finish:hover{box-shadow:0 4px 12px rgba(var(--color-success-rgb, 34, 197, 94), 0.35)}@media(max-width: 576px){.wizard-actions{flex-direction:column}.wizard-actions button{width:100%}}.booklet-checks{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.booklet-checks .b-check input{display:none}.booklet-checks .b-check label{width:52px;height:52px;border-radius:50%;background:var(--color-white);border:2px solid rgba(var(--color-primary-rgb), 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.form-check-input{margin-left:-3rem}.simple-random-section .random-controls-grid .ai-toggle-wrapper .form-check .form-check-label{font-size:.9375rem;font-weight:500;color:var(--color-secondary)}html.dark-mode .content:has(.exam-wizard-page){background:var(--bg-primary)}html.dark-mode .wizard-title,html.dark-mode .step-title{color:var(--color-white)}html.dark-mode .wizard-nav-sidebar{border-right-color:hsla(0,0%,100%,.1)}html.dark-mode .wizard-nav-sidebar__header{border-bottom-color:hsla(0,0%,100%,.1)}html.dark-mode .wizard-nav-sidebar__header h3{color:var(--color-white)}html.dark-mode .wizard-nav-sidebar__header i{color:var(--color-primary)}html.dark-mode .wizard-nav-sidebar__progress .progress-bar{background:hsla(0,0%,100%,.1)}html.dark-mode .wizard-nav-sidebar__progress .progress-bar__fill{background:linear-gradient(90deg, var(--color-primary), #a78bfa)}html.dark-mode .wizard-nav-sidebar__progress .progress-text{color:hsla(0,0%,100%,.7)}html.dark-mode 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.form-control,html.dark-mode .simple-random-section .random-controls-grid .form-select{background-color:hsla(0,0%,100%,.05);border-color:hsla(0,0%,100%,.15);color:var(--color-white)}html.dark-mode .simple-random-section .random-controls-grid .form-control:hover,html.dark-mode .simple-random-section .random-controls-grid .form-select:hover{border-color:hsla(0,0%,100%,.25)}html.dark-mode .simple-random-section .random-controls-grid .form-control:focus,html.dark-mode .simple-random-section .random-controls-grid .form-select:focus{background-color:hsla(0,0%,100%,.08)}html.dark-mode .simple-random-section .random-controls-grid .form-check-label{color:var(--color-white)}html.dark-mode .form-check-input{border-color:hsla(0,0%,100%,.3);background-color:hsla(0,0%,100%,.1)}html.dark-mode .form-check-input:checked{background-color:var(--color-primary);border-color:var(--color-primary)}html.dark-mode .form-check-label{color:var(--color-white)}.inline-preview-section{background:var(--color-white);border:1px solid rgba(var(--color-primary-rgb), 0.08);border-radius:16px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.04)}.inline-preview-section__header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;background:var(--color-white);border-bottom:1px solid rgba(var(--color-primary-rgb), 0.08);position:sticky;box-shadow:0 2px 8px rgba(0,0,0,.02);transition:all .3s ease}.inline-preview-section__header h5{margin:0;font-size:1.125rem;font-weight:600;color:var(--color-secondary);display:flex;align-items:center;gap:.5rem}.inline-preview-section__header h5 i{color:var(--color-primary);font-size:1.25rem}.inline-preview-section__header .badge{font-size:.875rem;padding:.375rem .75rem;border-radius:8px}.inline-preview-section__header .btn-close-preview{background:rgba(0,0,0,0);border:none;color:rgba(var(--color-secondary-rgb), 0.6);font-size:1.5rem;cursor:pointer;padding:.25rem .5rem;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:all .3s ease;margin-left:1rem}.inline-preview-section__header .btn-close-preview:hover{background:rgba(var(--color-primary-rgb), 0.1);color:var(--color-primary)}.inline-preview-section__content{position:relative;min-height:300px;transition:min-height .4s ease}.inline-preview-section__content.collapsed{min-height:240px}.inline-preview-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgb(0, 34, 107) 100%);backdrop-filter:blur(4px) saturate(102%);-webkit-backdrop-filter:blur(4px) saturate(102%);display:flex;align-items:center;justify-content:center;z-index:10;opacity:0;pointer-events:none;transition:all .5s cubic-bezier(0.4, 0, 0.2, 1)}.inline-preview-overlay::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg, transparent 0%, rgba(255, 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i{font-size:1.125rem;display:inline;margin:0}@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes shimmerLine{0%,100%{transform:translateX(-100%);opacity:0}50%{transform:translateX(100%);opacity:.5}}.inline-preview-questions{padding:1.5rem;display:grid;grid-template-columns:repeat(auto-fill, minmax(360px, 1fr));gap:1.5rem;max-height:600px;overflow-y:auto;transition:max-height .4s ease}.inline-preview-questions.collapsed{max-height:180px;overflow:hidden}@media(max-width: 1280px){.inline-preview-questions{grid-template-columns:repeat(auto-fill, minmax(320px, 1fr))}}@media(max-width: 768px){.inline-preview-questions{grid-template-columns:1fr;padding:1rem;gap:1rem}}.inline-preview-questions::-webkit-scrollbar{width:8px}.inline-preview-questions::-webkit-scrollbar-track{background:rgba(var(--color-primary-rgb), 0.05);border-radius:4px}.inline-preview-questions::-webkit-scrollbar-thumb{background:rgba(var(--color-primary-rgb), 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.inline-preview-overlay{background:linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.03) 8%, rgba(0, 0, 0, 0.1) 18%, rgba(0, 0, 0, 0.25) 30%, rgba(0, 0, 0, 0.45) 45%, rgba(0, 0, 0, 0.7) 60%, rgba(0, 0, 0, 0.88) 78%, rgba(0, 0, 0, 0.97) 100%)}html.dark-mode .inline-preview-overlay::before{background:linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.05) 50%, transparent 100%)}html.dark-mode .inline-preview-overlay__content .btn{background:var(--color-white);color:var(--color-secondary)}html.dark-mode .inline-preview-overlay__content .btn:hover{background:hsla(0,0%,100%,.95)}html.dark-mode .inline-preview-questions::-webkit-scrollbar-track{background:hsla(0,0%,100%,.05)}html.dark-mode .inline-preview-questions::-webkit-scrollbar-thumb{background:hsla(0,0%,100%,.2)}html.dark-mode .inline-preview-questions::-webkit-scrollbar-thumb:hover{background:hsla(0,0%,100%,.3)}.drive-container{display:flex;flex-direction:column;height:calc(100vh - 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i{font-size:1.25rem;color:var(--color-white)}.drive-logo .logo-text{display:flex;flex-direction:column;gap:.125rem}@media(max-width: 768px){.drive-logo .logo-text{display:none}}.drive-logo .logo-text .logo-title{font-size:1.125rem;font-weight:700;color:var(--color-secondary);line-height:1}.drive-logo .logo-text .logo-subtitle{font-size:.75rem;font-weight:500;color:rgba(var(--color-secondary-rgb), 0.6);line-height:1}.drive-logo:hover .logo-icon{transform:translateY(-2px);box-shadow:0 6px 20px rgba(var(--color-primary-rgb), 0.3)}.topbar-center{flex:1;display:flex;justify-content:center;padding:0 2rem}@media(max-width: 768px){.topbar-center{padding:0 1rem}}.topbar-right{display:flex;align-items:center;gap:1rem;min-width:280px;justify-content:flex-end}@media(max-width: 768px){.topbar-right{min-width:auto;gap:.75rem}}.topbar-divider{width:1px;height:32px;background:rgba(var(--color-primary-rgb), 0.1)}@media(max-width: 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0.2, 1)}.drive-logo::before{content:"";position:absolute;left:-0.5rem;top:50%;transform:translateY(-50%);width:4px;height:24px;background:linear-gradient(180deg, var(--color-primary), #8b5cf6);border-radius:2px;opacity:0;transition:opacity .3s ease}.drive-logo:hover::before{opacity:1}.drive-logo i{font-size:1.5rem;color:var(--color-primary);transition:transform .3s ease}.drive-logo:hover i{transform:scale(1.1) rotate(-5deg)}.drive-search{flex:1;max-width:720px;position:relative;display:flex;align-items:center}.drive-search>i{position:absolute;left:1rem;color:rgba(var(--color-secondary-rgb), 0.5);font-size:1.25rem;pointer-events:none;transition:color .3s ease;z-index:1}.drive-search input{width:100%;padding:.625rem 3rem .625rem 3rem;border:1.5px solid rgba(var(--color-primary-rgb), 0.12);border-radius:20px;background:rgba(var(--color-primary-rgb), 0.04);color:var(--color-secondary);font-size:.875rem;font-weight:500;transition:all .3s cubic-bezier(0.4, 0, 0.2, 1)}.drive-search 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.tree-icon{color:var(--color-primary);transform:scale(1.05)}.tree-item.tree-root{font-weight:600;padding-left:1rem;margin-bottom:.5rem}.tree-item.tree-root .tree-icon{color:var(--color-primary);font-size:1.25rem}.tree-item.tree-root .tree-label{color:var(--color-primary);font-size:1rem}.tree-item.tree-child{padding-left:2.5rem;font-size:.9375rem}.tree-children{display:flex;flex-direction:column;max-height:1000px;overflow:hidden;transition:max-height .3s cubic-bezier(0.4, 0, 0.2, 1),opacity .3s ease;opacity:1}.tree-children.collapsed{max-height:0;opacity:0}.tree-subfolder{display:flex;flex-direction:column}.tree-subfolder.collapsed>.tree-children{max-height:0;opacity:0}.folder-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;text-align:center;color:rgba(var(--color-secondary-rgb), 0.5);min-height:300px}.folder-empty-state .empty-icon{width:80px;height:80px;border-radius:16px;background:linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.08), rgba(var(--color-primary-rgb), 0.03));display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;animation:floatIcon 3s ease-in-out infinite}.folder-empty-state .empty-icon i{font-size:2.5rem;color:rgba(var(--color-primary-rgb), 0.4)}.folder-empty-state .empty-title{font-size:1.125rem;font-weight:600;color:var(--color-secondary);margin-bottom:.5rem}.folder-empty-state .empty-description{font-size:.9375rem;color:rgba(var(--color-secondary-rgb), 0.6);margin-bottom:1.5rem;max-width:400px}.folder-empty-state .empty-action{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:12px;background:linear-gradient(135deg, var(--color-primary), #8b5cf6);color:var(--color-white);font-weight:600;font-size:.9375rem;border:none;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 12px rgba(var(--color-primary-rgb), 0.25)}.folder-empty-state .empty-action:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(var(--color-primary-rgb), 0.35)}.folder-empty-state .empty-action i{font-size:1.125rem}.tree-toggle{width:20px;height:20px;border:none;background:none;padding:0;cursor:pointer;display:flex;align-items:center;justify-content:center;color:rgba(var(--color-secondary-rgb), 0.5);transition:all .3s ease;border-radius:8px}.tree-toggle i{font-size:1rem;transition:transform .1s ease;transform:rotate(0deg)}.tree-toggle:hover{background:rgba(var(--color-primary-rgb), 0.08);color:var(--color-primary)}.tree-toggle.expanded i{transform:rotate(90deg)}.tree-icon{font-size:1.125rem;color:rgba(var(--color-secondary-rgb), 0.7);flex-shrink:0;transition:all .3s ease}.tree-label{flex:1;font-size:.875rem;color:var(--color-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .3s ease}.tree-empty{padding:2rem 1.5rem;text-align:center;color:rgba(var(--color-secondary-rgb), 0.5)}.tree-empty i{font-size:2rem;margin-bottom:.5rem;opacity:.5}.tree-empty p{font-size:.875rem;margin:0}.sidebar-footer{padding:1rem 1.5rem;border-top:2px solid rgba(var(--color-primary-rgb), 0.05);margin-top:auto}.storage-info .storage-bar{height:6px;border-radius:3px;background:rgba(var(--color-primary-rgb), 0.1);overflow:hidden;margin-bottom:.75rem;position:relative}.storage-info .storage-bar::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);animation:shimmerBar 2s infinite}.storage-info .storage-bar-fill{height:100%;background:linear-gradient(90deg, var(--color-primary), #8b5cf6);border-radius:3px;transition:width .6s cubic-bezier(0.4, 0, 0.2, 1);position:relative;box-shadow:0 2px 8px rgba(var(--color-primary-rgb), 0.3)}.storage-info .storage-bar-fill::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);animation:shimmerBar 2s infinite}.storage-info .storage-text{font-size:.8125rem;color:rgba(var(--color-secondary-rgb), 0.7);margin:0;font-weight:500}.storage-info .storage-text strong{color:var(--color-primary);font-weight:700}@keyframes shimmerBar{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}.drive-resizer{width:4px;background:rgba(0,0,0,0);cursor:col-resize;flex-shrink:0;position:relative;transition:background .2s ease}.drive-resizer::before{content:"";position:absolute;top:0;bottom:0;left:-2px;right:-2px}.drive-resizer:hover,.drive-resizer.active{background:var(--color-primary)}.drive-content{flex:1;overflow-y:auto;background:var(--bg-primary);display:flex;flex-direction:column}.content-header-drive{padding:.75rem 2rem;background:var(--color-white);border-bottom:1px solid rgba(var(--color-primary-rgb), 0.06);display:flex;justify-content:space-between;align-items:center;flex-shrink:0;box-shadow:0 1px 3px rgba(0,0,0,.02)}@media(max-width: 1024px){.content-header-drive{padding:.75rem 1.5rem}}@media(max-width: 768px){.content-header-drive{flex-direction:column;align-items:flex-start;gap:1rem}}.breadcrumb-nav{display:flex;align-items:center;gap:.5rem;flex:1;min-width:0}.breadcrumb-home{width:36px;height:36px;border-radius:10px;border:none;background:linear-gradient(135deg, var(--color-primary), #8b5cf6);color:var(--color-white);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s cubic-bezier(0.4, 0, 0.2, 1);flex-shrink:0;box-shadow:0 2px 8px rgba(var(--color-primary-rgb), 0.2)}.breadcrumb-home i{font-size:1.125rem}.breadcrumb-home:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(var(--color-primary-rgb), 0.3)}.breadcrumb-home:active{transform:translateY(0)}.breadcrumb-separator{color:rgba(var(--color-secondary-rgb), 0.3);flex-shrink:0}.breadcrumb-separator i{font-size:1.125rem}.breadcrumb-path{flex:1;min-width:0;overflow:hidden}.breadcrumb-list{display:flex;align-items:center;list-style:none;padding:0;margin:0;gap:.25rem;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}.breadcrumb-list::-webkit-scrollbar{display:none}.breadcrumb-list li{flex-shrink:0;display:flex;align-items:center;gap:.25rem}.breadcrumb-list li a,.breadcrumb-list li button{padding:.5rem .75rem;border-radius:8px;background:rgba(0,0,0,0);border:none;color:rgba(var(--color-secondary-rgb), 0.7);font-size:.875rem;font-weight:500;text-decoration:none;cursor:pointer;transition:all .2s ease;white-space:nowrap;max-width:150px;overflow:hidden;text-overflow:ellipsis}.breadcrumb-list li a:hover,.breadcrumb-list li button:hover{background:rgba(var(--color-primary-rgb), 0.06);color:var(--color-primary)}.breadcrumb-list li a:active,.breadcrumb-list li button:active{transform:scale(0.98)}.breadcrumb-list li .breadcrumb-button:hover{background:rgba(var(--color-primary-rgb), 0.08);color:var(--color-primary)}.breadcrumb-list li .breadcrumb-button.breadcrumb-button-active{color:var(--color-primary);font-weight:600;background:rgba(var(--color-primary-rgb), 0.08);cursor:default;pointer-events:auto}.breadcrumb-list li .breadcrumb-button.breadcrumb-button-active:hover{background:rgba(var(--color-primary-rgb), 0.08)}.breadcrumb-list li:not(:last-child)::after{content:"›";color:rgba(var(--color-secondary-rgb), 0.3);font-size:1.125rem;font-weight:300}.breadcrumb-list li:last-child a,.breadcrumb-list li:last-child button:not(.breadcrumb-button){color:var(--color-primary);font-weight:600;background:rgba(var(--color-primary-rgb), 0.06);pointer-events:none}.content-actions{display:flex;gap:.75rem;flex-shrink:0}@media(max-width: 768px){.content-actions{width:100%;gap:.5rem}.content-actions .content-action-btn{flex:1;justify-content:center}.content-actions .content-action-btn span{display:none}.content-actions .content-action-btn i{font-size:1.25rem}}.content-action-btn{display:flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;border-radius:12px;border:none;background:linear-gradient(135deg, var(--color-primary), #8b5cf6);color:var(--color-white);font-weight:600;font-size:.875rem;cursor:pointer;transition:all .3s cubic-bezier(0.4, 0, 0.2, 1);box-shadow:0 2px 8px rgba(var(--color-primary-rgb), 0.2);position:relative;overflow:hidden}.content-action-btn::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);opacity:0;transition:opacity .3s ease}.content-action-btn i{font-size:1.125rem;position:relative;z-index:1}.content-action-btn span{position:relative;z-index:1}.content-action-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(var(--color-primary-rgb), 0.3)}.content-action-btn:hover::before{opacity:1}.content-action-btn:active{transform:translateY(0)}.content-sections{flex:1;padding:1.5rem 2rem 2rem;overflow-y:auto}.drive-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;text-align:center;min-height:400px;animation:fadeInUp .6s ease}.drive-empty .empty-state-icon{margin-bottom:2rem;position:relative}.drive-empty .empty-state-icon .icon-circle{width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1), rgba(139, 92, 246, 0.05));display:flex;align-items:center;justify-content:center;position:relative;animation:pulseIcon 3s ease-in-out infinite}.drive-empty .empty-state-icon .icon-circle::before{content:"";position:absolute;inset:-10px;border-radius:50%;background:linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.05), transparent);animation:rotateGradient 8s linear infinite}.drive-empty .empty-state-icon .icon-circle i{font-size:3.5rem;color:var(--color-primary);position:relative;z-index:1}.drive-empty .empty-state-title{font-size:1.75rem;font-weight:700;color:var(--color-secondary);margin-bottom:.75rem;background:linear-gradient(135deg, var(--color-secondary), var(--color-primary));-webkit-background-clip:text;-webkit-text-fill-color:rgba(0,0,0,0);background-clip:text}.drive-empty .empty-state-desc{font-size:1rem;color:rgba(var(--color-secondary-rgb), 0.6);margin-bottom:2rem;max-width:480px;line-height:1.6}.drive-empty .empty-state-desc strong{color:var(--color-primary);font-weight:600}.drive-empty .empty-state-actions{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center}.drive-empty .btn-empty-action{display:flex;align-items:center;gap:.75rem;padding:.875rem 1.75rem;border-radius:12px;border:none;font-weight:600;font-size:.9375rem;cursor:pointer;transition:all .3s cubic-bezier(0.4, 0, 0.2, 1);position:relative;overflow:hidden}.drive-empty .btn-empty-action i{font-size:1.125rem;transition:transform .3s ease}.drive-empty .btn-empty-action::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);opacity:0;transition:opacity .3s ease}.drive-empty .btn-empty-action:hover{transform:translateY(-2px)}.drive-empty .btn-empty-action:hover::before{opacity:1}.drive-empty .btn-empty-action:hover i{transform:scale(1.1)}.drive-empty .btn-empty-action:active{transform:translateY(0)}.drive-empty .btn-empty-action.btn-primary{background:linear-gradient(135deg, var(--color-primary), #8b5cf6);color:var(--color-white);box-shadow:0 4px 12px rgba(var(--color-primary-rgb), 0.25)}.drive-empty .btn-empty-action.btn-primary:hover{box-shadow:0 6px 20px rgba(var(--color-primary-rgb), 0.35)}.drive-empty .btn-empty-action.btn-secondary{background:var(--color-white);color:var(--color-secondary);border:2px solid rgba(var(--color-primary-rgb), 0.15);box-shadow:0 2px 8px rgba(0,0,0,.04)}.drive-empty .btn-empty-action.btn-secondary:hover{border-color:var(--color-primary);color:var(--color-primary);box-shadow:0 4px 12px rgba(var(--color-primary-rgb), 0.15)}.drive-empty i:not(.icon-circle i){font-size:4rem;color:rgba(var(--color-primary-rgb), 0.2);margin-bottom:1.5rem}.drive-empty h3:not(.empty-state-title){font-size:1.5rem;font-weight:600;color:var(--color-secondary);margin-bottom:.5rem}.drive-empty p:not(.empty-state-desc){font-size:1rem;color:rgba(var(--color-secondary-rgb), 0.6);margin:0}#contentArea .row{margin:0 -0.75rem}#contentArea .row>[class*=col-]{padding:0 .75rem;margin-bottom:1.5rem}.space-card{background:var(--color-white);border:2px solid rgba(var(--color-primary-rgb), 0.08);border-radius:16px;padding:1.75rem;cursor:pointer;transition:all .3s cubic-bezier(0.4, 0, 0.2, 1);position:relative;overflow:hidden;height:100%;box-shadow:0 2px 8px rgba(0,0,0,.04);display:flex;flex-direction:column;gap:1rem}.space-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg, var(--color-primary), #8b5cf6, #06b6d4);transform:scaleX(0);transform-origin:left;transition:transform .4s ease}.space-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.12);border-color:rgba(var(--color-primary-rgb), 0.2)}.space-card:hover::before{transform:scaleX(1)}.space-card:hover .space-card-icon{transform:scale(1.05)}.space-card:active{transform:translateY(-2px)}.space-card-icon{font-size:2.5rem;flex-shrink:0;transition:all .4s cubic-bezier(0.4, 0, 0.2, 1);display:flex;align-items:center;justify-content:center;width:72px;height:72px;margin:0 auto .75rem;border-radius:16px;background:linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1) 0%, rgba(var(--color-primary-rgb), 0.05) 100%);position:relative}.space-card-icon::before{content:"";position:absolute;inset:-2px;border-radius:18px;background:linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.15), transparent);opacity:0;transition:opacity .3s ease}.space-card-icon i{color:var(--color-primary);font-size:2.25rem;position:relative;z-index:1;transition:transform .3s ease}.folder-card .space-card-icon{background:linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.12) 0%, rgba(139, 92, 246, 0.08) 100%)}.folder-card .space-card-icon::before{background:linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.2), rgba(139, 92, 246, 0.15))}.folder-card .space-card-icon i{color:var(--color-primary)}.file-card .space-card-icon{background:linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(99, 102, 241, 0.08) 100%)}.file-card .space-card-icon::before{background:linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(99, 102, 241, 0.15))}.file-card .space-card-icon i{color:#3b82f6}.space-card:hover .space-card-icon::before{opacity:1}.space-card:hover .space-card-icon i{transform:scale(1.1) rotate(-5deg)}.space-card-title{color:var(--color-secondary);font-weight:600;font-size:.9375rem;margin:0 0 .25rem 0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:center}.space-card-meta{color:rgba(var(--color-secondary-rgb), 0.6);font-size:.8125rem;margin:0 0 .75rem 0;display:flex;align-items:center;justify-content:center;gap:.5rem;flex-wrap:wrap}.space-card-meta .badge{font-size:.75rem;padding:.25rem .5rem;display:inline-flex;align-items:center;gap:.25rem}.space-card-meta .badge i{font-size:.875rem}.file-actions{padding-top:.75rem;border-top:1px solid rgba(var(--color-primary-rgb), 0.05)}.btn-space-action-dropdown{width:100%;min-height:36px;padding:.5rem .75rem;border-radius:8px;border:1px solid rgba(var(--color-primary-rgb), 0.15);background:var(--color-white);color:var(--color-secondary);display:inline-flex;align-items:center;justify-content:flex-start;gap:.5rem;cursor:pointer;transition:all .2s ease;font-size:.8125rem;font-weight:500}.btn-space-action-dropdown i{font-size:1rem;flex-shrink:0}.btn-space-action-dropdown i:last-child{margin-left:auto;font-size:.875rem;transition:transform .2s ease}.btn-space-action-dropdown:hover{background:rgba(var(--color-primary-rgb), 0.05);border-color:var(--color-primary)}.btn-space-action-dropdown[aria-expanded=true]{background:rgba(var(--color-primary-rgb), 0.05);border-color:var(--color-primary)}.btn-space-action-dropdown[aria-expanded=true] i:last-child{transform:rotate(90deg)}.dropdown-menu{border:1px solid rgba(var(--color-primary-rgb), 0.1);border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,.1);padding:.25rem;margin-top:.25rem}.dropdown-menu .dropdown-item{display:flex;align-items:center;gap:.75rem;padding:.5rem .75rem;border-radius:6px;font-size:.8125rem;font-weight:500;color:var(--color-secondary);transition:all .2s ease}.dropdown-menu .dropdown-item i{font-size:1rem;flex-shrink:0}.dropdown-menu .dropdown-item:hover{background:rgba(var(--color-primary-rgb), 0.05);color:var(--color-primary)}.dropdown-menu .dropdown-item.text-danger{color:var(--color-danger)}.dropdown-menu .dropdown-item.text-danger:hover{background:rgba(var(--color-danger-rgb), 0.05)}.dropdown-menu .dropdown-item .text-purple{color:#8b5cf6}.dropdown-menu .dropdown-item .text-warning{color:var(--color-warning)}.dropdown-menu .dropdown-divider{margin:.25rem 0;border-color:rgba(var(--color-primary-rgb), 0.05)}html.dark-mode .drive-topbar,html.dark-mode .drive-sidebar,html.dark-mode .content-header-drive{background:rgba(31,41,55,.95);border-color:rgba(75,85,99,.3)}html.dark-mode .drive-logo,html.dark-mode .nav-item,html.dark-mode .tree-label,html.dark-mode .space-card-title{color:var(--color-white)}html.dark-mode .drive-search input{background:rgba(55,65,81,.5);color:var(--color-white)}html.dark-mode .btn-new{background:rgba(55,65,81,.7);border-color:rgba(75,85,99,.3);color:var(--color-white)}html.dark-mode .space-card{background:rgba(55,65,81,.7);border-color:rgba(75,85,99,.3)}html.dark-mode .btn-space-action-dropdown{background:rgba(55,65,81,.7);border-color:rgba(75,85,99,.3);color:var(--color-white)}html.dark-mode .dropdown-menu{background:rgba(31,41,55,.95);border-color:rgba(75,85,99,.3)}html.dark-mode .dropdown-menu .dropdown-item{color:hsla(0,0%,100%,.9)}html.dark-mode .dropdown-menu .dropdown-item:hover{background:rgba(75,85,99,.3);color:var(--color-white)}.drive-context-menu{position:fixed;top:0;left:0;z-index:10000;background:var(--color-white);backdrop-filter:blur(16px);border:2px solid rgba(var(--color-primary-rgb), 0.1);border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.12),0 2px 8px rgba(0,0,0,.08);min-width:240px;padding:.5rem;display:none;animation:contextMenuSlide .2s cubic-bezier(0.4, 0, 0.2, 1);transform-origin:top left}.drive-context-menu.visible{display:block}.drive-context-menu .context-menu-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.drive-context-menu .context-menu-list .context-menu-item{padding:.75rem 1rem;display:flex;align-items:center;gap:.75rem;cursor:pointer;color:var(--color-secondary);font-size:.9375rem;font-weight:500;border-radius:8px;transition:all .2s cubic-bezier(0.4, 0, 0.2, 1);position:relative;overflow:hidden}.drive-context-menu .context-menu-list .context-menu-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--color-primary);transform:scaleY(0);transition:transform .2s ease}.drive-context-menu .context-menu-list .context-menu-item .menu-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:rgba(var(--color-primary-rgb), 0.08);flex-shrink:0;transition:all .2s ease}.drive-context-menu .context-menu-list .context-menu-item .menu-icon i{font-size:1.125rem;color:var(--color-primary)}.drive-context-menu .context-menu-list .context-menu-item .menu-icon.menu-icon--gradient{background:linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(139, 92, 246, 0.06))}.drive-context-menu .context-menu-list .context-menu-item .menu-icon.menu-icon--gradient i{color:#8b5cf6}.drive-context-menu .context-menu-list .context-menu-item .menu-icon.menu-icon--warning{background:rgba(245,158,11,.12)}.drive-context-menu .context-menu-list .context-menu-item .menu-icon.menu-icon--warning i{color:#f59e0b}.drive-context-menu .context-menu-list .context-menu-item span:not(.menu-badge){flex:1}.drive-context-menu .context-menu-list .context-menu-item .menu-badge{padding:.125rem .5rem;border-radius:12px;font-size:.6875rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;flex-shrink:0}.drive-context-menu .context-menu-list .context-menu-item .menu-badge.menu-badge--ai{background:linear-gradient(135deg, #8b5cf6, #a78bfa);color:var(--color-white);box-shadow:0 2px 8px rgba(139,92,246,.3)}.drive-context-menu .context-menu-list .context-menu-item .menu-badge.menu-badge--magic{background:linear-gradient(135deg, #f59e0b, #fbbf24);color:var(--color-white);box-shadow:0 2px 8px rgba(245,158,11,.3)}.drive-context-menu .context-menu-list .context-menu-item:hover{background:rgba(var(--color-primary-rgb), 0.08);color:var(--color-primary);transform:translateX(2px)}.drive-context-menu .context-menu-list .context-menu-item:hover::before{transform:scaleY(1)}.drive-context-menu .context-menu-list .context-menu-item:hover .menu-icon{background:rgba(var(--color-primary-rgb), 0.15);transform:scale(1.05)}.drive-context-menu .context-menu-list .context-menu-item:hover .menu-icon.menu-icon--gradient{background:linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(139, 92, 246, 0.1))}.drive-context-menu .context-menu-list .context-menu-item:hover 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0}.file-uploader__subtitle{font-size:1rem;color:rgba(var(--color-secondary-rgb), 0.7);margin:0 0 .25rem 0}.file-uploader__formats{font-size:.875rem;color:rgba(var(--color-secondary-rgb), 0.5);margin:0 0 1.5rem 0}.file-uploader .file-input{display:none}.file-uploader .file-list{margin-top:1.5rem;display:flex;flex-direction:column;gap:.75rem}.file-uploader .file-list div{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:var(--color-white);border:1px solid rgba(var(--color-primary-rgb), 0.15);border-radius:var(--border-radius-md);font-size:.875rem;box-shadow:0 2px 4px rgba(0,0,0,.02)}.file-uploader .file-list div .remove-btn{background:#ef4444;color:#fff;border:none;width:1.5rem;height:1.5rem;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.25rem;line-height:1;transition:background .2s}.file-uploader .file-list div .remove-btn:hover{background:#dc2626}@keyframes 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p{font-size:.85rem;color:rgba(var(--color-secondary-rgb), 0.7);margin:0;line-height:1.5}.ai-card--voice::before{background:linear-gradient(90deg, var(--color-primary), rgba(var(--color-primary-rgb), 0.7)) !important}.ai-card--voice .course-card__title:hover{color:var(--color-primary) !important}html.dark-mode .voice-command-card-main{background:linear-gradient(135deg, #1f2937 0%, #111827 100%);border-color:rgba(var(--color-primary-rgb), 0.3)}html.dark-mode .voice-status-indicator{background:rgba(var(--color-primary-rgb), 0.1)}html.dark-mode .voice-status-indicator.listening{background:rgba(239,68,68,.15)}html.dark-mode .example-card{background:rgba(var(--color-primary-rgb), 0.1);border-color:rgba(var(--color-primary-rgb), 0.2)}html.dark-mode .example-card:hover{background:rgba(var(--color-primary-rgb), 0.15);border-color:rgba(var(--color-primary-rgb), 0.4)}html.dark-mode .info-card{background:linear-gradient(135deg, #1f2937 0%, #111827 100%);border-color:rgba(var(--color-primary-rgb), 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