:root{--bg-color:#f8f9fa;--card-bg:#fff;--primary-color:#2563eb;--text-color:#1f2937;--text-muted:#6b7280;--border-color:#e5e7eb;--sidebar-width:280px;--sidebar-bg:#fff}body{font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-color);margin:0;padding:0;height:100vh;overflow:hidden}.app-container{display:flex;height:calc(100vh - 56px)}.global-nav{background:#fff;border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:7;height:56px;display:flex;align-items:center;padding:0 2rem}.nav-tabs{display:flex;gap:.5rem;width:100%}.nav-tab{padding:1rem 1.5rem;text-decoration:none;color:var(--text-muted);font-weight:500;font-size:.95rem;border-bottom:2px solid transparent;transition:all .2s ease;display:flex;align-items:center;height:56px;box-sizing:border-box}.nav-tab:hover{color:var(--primary-color);background:rgba(37,99,235,.05)}.nav-tab.active{color:var(--primary-color);border-bottom-color:var(--primary-color);font-weight:600}.main-content.full-width{max-width:100%}.main-content.full-width .content-body{padding:2rem 3rem}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);border-right:1px solid var(--border-color);display:flex;flex-direction:column;flex-shrink:0;transition:width .3s ease,transform .3s ease}.sidebar.hidden{display:none}.sidebar .logo{padding:1.5rem;border-bottom:1px solid var(--border-color)}.sidebar .logo a{text-decoration:none;font-weight:700;font-size:1.25rem;color:var(--text-color)}.sidebar-nav{flex:1;overflow-y:auto;padding:1rem 0}.nav-item-header{padding:.75rem 1.5rem;cursor:pointer;display:flex;align-items:center;font-weight:500;color:var(--text-color);user-select:none;transition:background-color .1s}.nav-item-header:hover{background-color:#f3f4f6}.nav-item-header .arrow{margin-right:.5rem;font-size:.7rem;transition:transform .2s}.nav-item-children{display:none;background-color:#f9fafb}.nav-child{display:block;padding:.5rem 1.5rem .5rem 2.5rem;text-decoration:none;color:var(--text-muted);font-size:.9rem;transition:color .1s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.nav-child:hover{color:var(--primary-color);background-color:#eff6ff}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:8px;vertical-align:middle}.status-dot.present{background-color:#10b981}.status-dot.absent{background-color:#d1d5db}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.content-body{flex:1;overflow-y:auto;padding:2rem}.top-bar{justify-content:flex-end}.breadcrumb-nav-row{display:flex;align-items:center;gap:.25rem;padding:.2rem 0 .75rem;margin-bottom:.5rem;color:var(--text-muted);font-size:.9rem}.breadcrumb-nav-row 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h1{margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 18px;border-radius:20px;font-weight:600;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);border:1px solid transparent;font-size:13px;height:36px;text-decoration:none;box-sizing:border-box}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:#1d4ed8;transform:translateY(-1px);box-shadow:0 4px 12px rgba(37,99,235,.2)}.btn-outline-primary{background:#fff;border-color:#d2e3fc;color:#1a73e8}.btn-outline-primary:hover{background:#e8f0fe;border-color:#1a73e8}.btn-outline-warning{background:#fff;border-color:#feefc3;color:#ea8600}.btn-outline-warning:hover{background:#fef7e0;border-color:#ea8600}.btn-outline-danger{background:#fff;border-color:#fad2cf;color:#c5221f}.btn-outline-danger:hover{background:#fce8e6;border-color:#c5221f}.btn-outline-success{background:#fff;border-color:#ceead6;color:#137333}.btn-outline-success:hover{background:#e6f4ea;border-color:#137333}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important}.filter-section{margin-bottom:1.5rem;display:flex;align-items:center}.filter-controls{display:flex;align-items:center;gap:.75rem;background:#f8f9fa;padding:4px 12px 4px 16px;border-radius:20px;border:1px solid var(--border-color);height:36px}.sidebar-search{padding:15px;position:relative;border-bottom:1px solid var(--border-color)}.sidebar-search input{width:100%;padding:8px 12px;border:1px solid var(--border-color);border-radius:6px;font-size:13px;outline:none;box-sizing:border-box;transition:border-color .2s}.sidebar-search input:focus{border-color:var(--primary-color)}.sidebar-search-results{background:#f9fafb;flex:1;overflow-y:auto}.search-header{padding:.5rem 1.5rem;font-size:.75rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between}.close-search{cursor:pointer;font-size:1.2em;line-height:1}.search-result-item{padding:.5rem 1.5rem;border-bottom:1px solid #f3f4f6}.search-result-category{font-size:.7rem;color:var(--text-muted);margin-bottom:2px}.search-output .nav-child{padding:0}.sidebar-filter-wrapper{padding:.5rem 1.5rem;border-bottom:1px solid var(--border-color)}.filter-controls.sidebar-mode{background:transparent;border:1px solid var(--border-color);width:100%;box-sizing:border-box;justify-content:flex-start;padding:8px 12px;border-radius:8px;height:auto}.filter-controls.sidebar-mode .filter-label{font-size:13px;margin-left:auto;margin-left:0;flex:1}.filter-label{font-size:13px;color:#5f6368;font-weight:600}.toggle-switch{position:relative;display:inline-block;width:40px;height:22px}.toggle-switch input{opacity:0;width:0;height:0}.slider{cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#ccc;border-radius:34px}.slider,.slider:before{position:absolute;transition:.4s}.slider:before{content:"";height:16px;width:16px;left:3px;bottom:3px;background-color:#fff;border-radius:50%}input:checked+.slider{background-color:var(--primary-color)}input:focus+.slider{box-shadow:0 0 1px var(--primary-color)}input:checked+.slider:before{transform:translateX(18px)}.grid-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:.75rem}.card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:6px;padding:.75rem;text-decoration:none;color:var(--text-color);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;align-items:center;text-align:center}.card:hover{transform:translateY(-2px);box-shadow:0 4px 6px -1px rgba(0,0,0,.1);border-color:var(--primary-color)}.card-icon{font-size:1.2rem;margin-bottom:.25rem}.card-content h3{margin:0;font-weight:500;font-size:.85rem;margin-bottom:.25rem}.badge{display:inline-block;padding:.25rem .6rem;font-size:.7rem;font-weight:600;border-radius:4px;text-transform:uppercase;letter-spacing:.025em}.badge.empty{background-color:#fee2e2;color:#991b1b}.badge.images{background-color:#dcfce7;color:#166534}.upload-section{background:var(--card-bg);padding:2rem;border-radius:8px;border:2px dashed var(--border-color);margin-bottom:2rem;text-align:center}.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem}.gallery-item{background:var(--card-bg);border-radius:8px;overflow:hidden;box-shadow:0 1px 2px rgba(0,0,0,.05)}.gallery-item img{width:100%;height:180px;object-fit:contain;background-color:#f9fafb;display:block;cursor:zoom-in;transition:transform .2s}.gallery-item img:hover{transform:scale(1.02)}.lightbox{display:none;position:fixed;z-index:17;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,.85);align-items:center;justify-content:center;backdrop-filter:blur(5px)}.lightbox.active{display:flex;animation:a .2s ease-out}.lightbox img{max-width:90%;max-height:90%;object-fit:contain;box-shadow:0 4px 12px rgba(0,0,0,.5);border-radius:4px;animation:b .2s ease-out}.lightbox-close{position:absolute;top:20px;right:30px;color:#fff;font-size:40px;font-weight:700;cursor:pointer;transition:color .2s}.lightbox-close:hover{color:var(--primary-color)}@keyframes a{0%{opacity:0}to{opacity:1}}@keyframes b{0%{transform:scale(.9)}to{transform:scale(1)}}.image-name{padding:.5rem;font-size:.75rem;color:var(--text-muted);text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.progress-container{background:#fff;padding:1.5rem;border-radius:8px;border:1px solid var(--border-color);margin-bottom:1.5rem}.progress-bar-wrapper{background:#e5e7eb;height:10px;margin-bottom:1rem}.progress-bar{background:var(--primary-color);width:0;transition:width .3s ease}#split-status-text{margin:0;font-size:.9rem;color:var(--text-muted)}.nav-child.active-link{font-weight:600;border-radius:6px;box-shadow:inset 0 0 0 2px var(--primary-color),0 2px 4px rgba(37,99,235,.2)}.nav-child.active-link,.nav-child.active-link:hover{background-color:var(--primary-color);color:#fff!important}.nav-child.active-link:hover{opacity:.9}.recent-section{margin-bottom:2.5rem}.recent-section h2{font-size:1.25rem;margin-bottom:1rem;margin-top:0;font-weight:700}#generating-placeholders{display:contents}.recent-scroll-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem;padding-bottom:1rem;overflow:visible;transition:max-height .4s ease-in-out,clip-path .4s ease-in-out}.recent-scroll-container.expanded{max-height:2000px;clip-path:none}.recent-actions{display:flex;justify-content:center;margin-top:5px;padding-bottom:10px;border-bottom:1px solid var(--border-color)}.btn-toggle-recent{background:transparent;border:1px solid var(--border-color);border-radius:20px;padding:6px 16px;font-size:.85rem;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s 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.2s}.recent-modal-close:hover{color:var(--danger-color)}.recent-modal-body{padding:1.5rem 2rem;overflow-y:auto;flex:1;min-height:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:1.5rem;align-content:start}.recent-modal-card{background:#f8f9fa;border-radius:12px;overflow:hidden;text-decoration:none;color:var(--text-color);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;min-width:300px}.recent-modal-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.15)}.recent-modal-card img{width:100%;height:auto;display:block;min-width:100%}.recent-modal-info{padding:.75rem;display:flex;flex-direction:column;gap:2px}.recent-modal-info .name{font-weight:600;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.recent-modal-info .category{font-size:.75rem;color:var(--text-muted)}.recent-card{background:#fff;border:1px solid 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1rem;color:var(--text-color);text-decoration:none;font-size:.875rem;transition:background .15s}.user-dropdown-item:hover{background:var(--bg-color)}.user-dropdown-item i{width:18px;text-align:center;color:var(--text-muted);font-size:.9rem}.user-dropdown-item-danger,.user-dropdown-item-danger i{color:#dc2626}.user-dropdown-item-danger:hover{background:#fef2f2}.nav-login-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:var(--primary-color);color:#fff;text-decoration:none;border-radius:8px;font-size:.875rem;font-weight:500;transition:all .2s}.nav-login-btn:hover{background:#1d4ed8;transform:translateY(-1px);box-shadow:0 4px 12px rgba(37,99,235,.3)}.nav-login-btn i{font-size:.8rem}.settings-btn{background:transparent;border:none;cursor:pointer;padding:6px;border-radius:6px;color:#888;transition:color .2s,background .2s;display:flex;align-items:center;justify-content:center}.settings-btn:hover{color:#fff;background:hsla(0,0%,100%,.1)}.settings-btn svg{width:18px;height:18px}.settings-section{margin-bottom:20px}.settings-section-title{font-size:.95rem;font-weight:600;color:var(--text-color);margin-bottom:15px;padding-bottom:8px;border-bottom:1px solid var(--border-color)}.modal{position:fixed;top:0;left:0;right:0;bottom:0;z-index:16;display:none;align-items:center;justify-content:center}.modal .modal-backdrop{position:absolute;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px)}.modal .modal-content{position:relative;background:var(--card-bg);border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.4);max-width:500px;width:90%;max-height:85vh;overflow-y:auto;animation:s .2s ease-out}@keyframes s{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.modal .modal-header{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;border-bottom:1px solid var(--border-color)}.modal .modal-header h3{margin:0;font-size:1.1rem;font-weight:600}.modal .modal-close{background:transparent;border:none;font-size:24px;cursor:pointer;color:var(--text-muted);transition:color .2s;line-height:1;padding:0}.modal .modal-close:hover{color:var(--text-color)}.modal .modal-body{padding:20px}.modal .modal-footer{padding:15px 20px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:10px}.nav-header{flex:1;display:flex;align-items:center;cursor:pointer}.nav-header .label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-left:4px}.filter-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:#1e293b;color:#fff;padding:12px 20px;border-radius:10px;box-shadow:0 4px 20px rgba(0,0,0,.25);display:flex;align-items:center;gap:10px;z-index:9;opacity:0;transition:all .3s ease;font-size:14px}.filter-toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}.filter-toast .toast-icon{font-size:18px}.filter-toast .toast-text{font-weight:500}.recent-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.recent-header h2{margin:0}.recent-actions-inline{position:relative;display:flex;align-items:center;gap:12px}.batch-gen-btn-inline{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:transparent;color:var(--primary-color);border:1.5px solid var(--primary-color);border-radius:8px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease}.batch-gen-btn-inline:hover{background:var(--primary-color);color:#fff}.batch-gen-btn-inline svg{width:14px;height:14px}.batch-panel{position:absolute;top:100%;right:0;margin-top:8px;background:#fff;border:1px solid var(--border-color);border-radius:12px;box-shadow:0 10px 40px rgba(0,0,0,.15);padding:16px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .2s ease;z-index:6;min-width:280px}.batch-panel.open{opacity:1;visibility:visible;transform:translateY(0)}.batch-panel-content{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.batch-label{font-size:13px;color:var(--text-muted)}.batch-select{padding:8px 12px;border:1px solid var(--border-color);border-radius:6px;font-size:13px;font-weight:500;background:#fff;cursor:pointer;min-width:60px}.batch-select:focus{outline:none;border-color:var(--primary-color)}.batch-go-btn{padding:8px 20px;background:var(--primary-color);color:#fff;border:none;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s ease}.batch-go-btn:hover{background:#1d4ed8;transform:translateY(-1px)}.batch-toast{position:fixed;bottom:24px;right:24px;background:#fff;border-radius:12px;box-shadow:0 8px 30px rgba(0,0,0,.15);padding:16px 20px;min-width:300px;z-index:15;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .3s ease}.batch-toast.visible{opacity:1;visibility:visible;transform:translateY(0)}.batch-toast.complete{border-left:4px solid #10b981}.batch-toast-content{display:flex;flex-direction:column;gap:10px}.batch-toast-icon{position:absolute;top:16px;right:16px;color:var(--primary-color)}.batch-toast-icon .spinner{width:20px;height:20px;animation:t 1s linear infinite}@keyframes t{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.batch-toast-title{font-weight:600;font-size:14px;color:var(--text-color)}.batch-toast-progress{font-size:12px;color:var(--text-muted)}.batch-toast-bar{height:4px;background:#e5e7eb;border-radius:2px;overflow:hidden}.batch-toast-bar-fill{height:100%;background:var(--primary-color);border-radius:2px;transition:width .5s ease;width:0}