:root{--bg-primary:#0b0f17;--bg-secondary:#141b2d;--bg-tertiary:#1e273e;--bg-editor:#0f1322;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-primary:#3b82f6;--accent-secondary:#8b5cf6;--accent-hover:#2563eb;--accent-success:#10b981;--accent-danger:#ef4444;--accent-warning:#f59e0b;--border-color:#ffffff0f;--border-hover:#ffffff1f;--border-focus:#3b82f680;--font-sans:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", monospace;--shadow-sm:0 2px 8px #00000026;--shadow-md:0 8px 24px #0000004d;--shadow-lg:0 16px 40px #00000080;--shadow-glow:0 0 20px #3b82f640;--radius-sm:6px;--radius-md:12px;--radius-lg:20px;--radius-full:9999px;--transition-fast:.15s ease;--transition-normal:.25s cubic-bezier(.4, 0, .2, 1);--transition-slow:.4s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5;overflow-x:hidden}button,input,select,textarea{color:inherit;font-family:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-container{flex-direction:column;min-height:100vh;display:flex}.navbar{-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);z-index:100;background:#0b0f17cc;justify-content:space-between;align-items:center;padding:1rem 2rem;display:flex;position:sticky;top:0}.logo{letter-spacing:-.025em;background:linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);-webkit-text-fill-color:transparent;cursor:pointer;-webkit-background-clip:text;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:800;display:flex}.logo svg{color:var(--accent-primary);filter:drop-shadow(0 0 8px #3b82f666)}.nav-links{gap:1rem;display:flex}.nav-btn{border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition-fast);background:0 0;border:1px solid #0000;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;display:flex}.nav-btn:hover{color:var(--accent-primary);background:#ffffff05}.nav-btn.active{color:var(--accent-primary);background:#3b82f614;border-color:#3b82f633}.hero-section{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3rem;max-width:1200px;margin:0 auto;padding:4rem 2rem;display:flex;position:relative}.hero-bg-glow{pointer-events:none;z-index:-1;filter:blur(40px);background:radial-gradient(circle,#3b82f614 0%,#8b5cf608 50%,#0000 100%);border-radius:50%;width:600px;height:600px;position:absolute;top:15%;left:50%;transform:translate(-50%,-50%)}.hero-content{flex-direction:column;gap:1.25rem;max-width:800px;display:flex}.hero-tag{color:var(--accent-primary);border-radius:var(--radius-full);letter-spacing:.05em;text-transform:uppercase;background:#3b82f614;border:1px solid #3b82f633;margin:0 auto;padding:.35rem 1rem;font-size:.8125rem;font-weight:600;display:inline-block}.hero-title{letter-spacing:-.03em;background:linear-gradient(135deg, var(--text-primary) 30%, #a5b4fc 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:3.5rem;font-weight:800;line-height:1.15}.hero-subtitle{color:var(--text-secondary);max-width:600px;margin:0 auto;font-size:1.125rem;line-height:1.6}.option-cards{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;width:100%;display:grid}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);text-align:left;transition:var(--transition-normal);cursor:pointer;flex-direction:column;gap:1.5rem;padding:2.5rem;display:flex;position:relative;overflow:hidden}.card:before{content:"";opacity:0;width:100%;height:100%;transition:var(--transition-normal);background:linear-gradient(135deg,#3b82f608 0%,#0000 50%);position:absolute;top:0;left:0}.card:hover{box-shadow:var(--shadow-md), 0 0 30px #3b82f60d;border-color:#3b82f640;transform:translateY(-4px)}.card:hover:before{opacity:1}.card-icon{border-radius:var(--radius-md);width:54px;height:54px;color:var(--accent-primary);background:#3b82f614;border:1px solid #3b82f626;justify-content:center;align-items:center;display:flex}.card.purple .card-icon{color:var(--accent-secondary);background:#8b5cf614;border-color:#8b5cf626}.card-content{flex-direction:column;gap:.5rem;display:flex}.card-title{font-size:1.5rem;font-weight:700}.card-description{color:var(--text-secondary);font-size:.95rem;line-height:1.5}.card-arrow{color:var(--accent-primary);align-items:center;gap:.5rem;margin-top:auto;font-size:.875rem;font-weight:600;display:flex}.card.purple .card-arrow{color:var(--accent-secondary)}.card-arrow svg{transition:transform var(--transition-fast)}.card:hover .card-arrow svg{transform:translate(4px)}.upload-container{flex-direction:column;justify-content:center;align-items:center;gap:1.5rem;width:100%;max-width:680px;margin:2rem auto;display:flex}.dropzone{border:2px dashed var(--border-hover);background:var(--bg-secondary);border-radius:var(--radius-lg);text-align:center;cursor:pointer;width:100%;transition:var(--transition-normal);flex-direction:column;align-items:center;gap:1.25rem;padding:4rem 2rem;display:flex}.dropzone:hover,.dropzone.active{border-color:var(--accent-primary);background:#3b82f605;box-shadow:0 0 20px #3b82f60d}.dropzone-icon{width:64px;height:64px;color:var(--text-secondary);border:1px solid var(--border-color);transition:var(--transition-normal);background:#ffffff05;border-radius:50%;justify-content:center;align-items:center;display:flex}.dropzone:hover .dropzone-icon{color:var(--accent-primary);background:#3b82f614;border-color:#3b82f626;transform:scale(1.05)}.dropzone-text{flex-direction:column;gap:.25rem;display:flex}.dropzone-text h3{font-size:1.125rem;font-weight:600}.dropzone-text p{color:var(--text-secondary);font-size:.875rem}.file-input{display:none}.workspace{background-color:var(--bg-primary);flex-direction:column;flex:1;height:calc(100vh - 73px);display:flex;overflow:hidden}.workspace-header{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;height:60px;padding:.75rem 1.5rem;display:flex}.workspace-title{color:var(--text-primary);align-items:center;gap:.75rem;font-size:.95rem;font-weight:600;display:flex}.workspace-title svg{color:var(--accent-primary)}.workspace-actions{align-items:center;gap:.75rem;display:flex}.btn{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition-fast);align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:600;display:flex}.btn:hover{border-color:var(--border-hover);background:#ffffff0a}.btn-primary{background:var(--accent-primary);border-color:var(--accent-primary);color:#fff}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:0 0 12px #3b82f64d}.btn-primary:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.split-workspace-content{flex:1;grid-template-columns:280px 1fr;display:grid;overflow:hidden}.split-sidebar{background:var(--bg-secondary);border-right:1px solid var(--border-color);flex-direction:column;gap:1.5rem;padding:1.5rem;display:flex;overflow-y:auto}.sidebar-section{flex-direction:column;gap:.75rem;display:flex}.sidebar-section h4{text-transform:uppercase;color:var(--text-muted);letter-spacing:.05em;font-size:.8125rem;font-weight:700}.split-range-input{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);width:100%;transition:var(--transition-fast);padding:.625rem;font-size:.875rem}.split-range-input:focus{border-color:var(--accent-primary);outline:none;box-shadow:0 0 0 2px #3b82f626}.split-gallery-container{flex-direction:column;gap:1.5rem;padding:2rem;display:flex;overflow-y:auto}.gallery-header{justify-content:space-between;align-items:center;display:flex}.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1.5rem;display:grid}.thumbnail-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition-normal);flex-direction:column;align-items:center;gap:.75rem;padding:.75rem;display:flex;position:relative}.thumbnail-card:hover{border-color:var(--border-hover);transform:translateY(-2px)}.thumbnail-card.selected{border-color:var(--accent-primary);background:#3b82f605;box-shadow:0 4px 12px #3b82f61a}.thumbnail-checkbox{background:var(--bg-primary);border:2px solid var(--border-color);color:#fff;width:20px;height:20px;transition:var(--transition-fast);border-radius:4px;justify-content:center;align-items:center;display:flex;position:absolute;top:.75rem;right:.75rem}.thumbnail-card.selected .thumbnail-checkbox{background:var(--accent-primary);border-color:var(--accent-primary)}.thumbnail-canvas-wrapper{border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);aspect-ratio:1/1.414;background:#fff;justify-content:center;align-items:center;width:100%;display:flex;overflow:hidden}.thumbnail-canvas-wrapper canvas{object-fit:contain;width:100%!important;height:100%!important}.thumbnail-page-number{color:var(--text-secondary);font-size:.8125rem;font-weight:600}.edit-workspace-content{flex:1;grid-template-columns:240px 1fr 240px;display:grid;overflow:hidden}.edit-sidebar-left{background:var(--bg-secondary);border-right:1px solid var(--border-color);flex-direction:column;display:flex;overflow-y:auto}.edit-sidebar-header{border-bottom:1px solid var(--border-color);text-transform:uppercase;color:var(--text-muted);letter-spacing:.05em;padding:1rem 1.25rem;font-size:.8125rem;font-weight:700}.pages-list{flex-direction:column;gap:.5rem;padding:1rem;display:flex}.page-list-item{border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition-fast);background:#ffffff03;border:1px solid #0000;align-items:center;gap:.75rem;padding:.75rem;display:flex}.page-list-item:hover{background:#ffffff08}.page-list-item.active{color:var(--accent-primary);background:#3b82f614;border-color:#3b82f633}.page-list-thumbnail{background:#fff;border-radius:2px;justify-content:center;align-items:center;width:40px;height:56px;display:flex;overflow:hidden;box-shadow:0 1px 4px #00000026}.page-list-thumbnail canvas{object-fit:contain;width:100%!important;height:100%!important}.page-list-info{font-size:.8125rem;font-weight:600}.editor-canvas-space{background-color:var(--bg-editor);flex-direction:column;align-items:center;gap:2rem;padding:2rem;display:flex;position:relative;overflow:auto}.edit-sidebar-right{background:var(--bg-secondary);border-left:1px solid var(--border-color);flex-direction:column;gap:1.5rem;padding:1.25rem;display:flex;overflow-y:auto}.layers-list{flex-direction:column;gap:.5rem;display:flex}.layer-item{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition-fast);justify-content:space-between;align-items:center;padding:.625rem;font-size:.8125rem;display:flex}.layer-item:hover,.layer-item.active{border-color:var(--accent-primary)}.layer-item-content{white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:.5rem;max-width:160px;display:flex;overflow:hidden}.layer-item-delete{color:var(--text-muted);cursor:pointer;transition:var(--transition-fast);align-items:center;display:flex}.layer-item-delete:hover{color:var(--accent-danger)}.editor-toolbar{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-full);box-shadow:var(--shadow-md);z-index:10;align-items:center;gap:.25rem;padding:.35rem .5rem;display:flex;position:sticky;top:0}.toolbar-divider{background:var(--border-color);width:1px;height:24px;margin:0 .25rem}.toolbar-btn{cursor:pointer;width:38px;height:38px;color:var(--text-secondary);transition:var(--transition-fast);background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;display:flex}.toolbar-btn:hover{color:var(--text-primary);background:#ffffff08}.toolbar-btn.active{background:var(--accent-primary);color:#fff}.toolbar-color-selector{align-items:center;gap:.5rem;padding:0 .5rem;display:flex}.color-preview-btn{cursor:pointer;width:24px;height:24px;box-shadow:var(--shadow-sm);border:2px solid #fff;border-radius:50%;position:relative;overflow:hidden}.color-picker-input{opacity:0;cursor:pointer;width:32px;height:32px;position:absolute;top:-4px;left:-4px}.toolbar-stroke-selector{color:var(--text-secondary);align-items:center;gap:.5rem;padding:0 .5rem;font-size:.75rem;display:flex}.toolbar-stroke-selector input[type=range]{cursor:pointer;width:60px}.page-editor-container{box-shadow:var(--shadow-md);-webkit-user-select:none;user-select:none;background:#fff;border-radius:4px;position:relative}.pdf-canvas{max-width:100%;display:block}.interactive-overlay{z-index:5;width:100%;height:100%;position:absolute;top:0;left:0;overflow:hidden}.interactive-overlay.select{cursor:default}.interactive-overlay.text{cursor:text}.interactive-overlay.paint{cursor:crosshair}.interactive-overlay.dropper{cursor:cell}.editor-object{transition:border-color var(--transition-fast);box-sizing:border-box;border:1px dashed #0000;position:absolute}.editor-object:hover{border-color:#3b82f666}.editor-object.selected{border-color:var(--accent-primary);z-index:10}.object-handle{border:1px solid var(--accent-primary);z-index:12;background:#fff;border-radius:50%;width:8px;height:8px;position:absolute}.object-handle.bottom-right{cursor:se-resize;bottom:-4px;right:-4px}.object-delete-btn{background:var(--accent-danger);color:#fff;cursor:pointer;z-index:12;box-shadow:var(--shadow-sm);border:none;border-radius:4px;padding:2px 6px;font-size:10px;display:none;position:absolute;top:-24px;right:-4px}.editor-object.selected .object-delete-btn{display:block}.text-element-wrapper{width:100%;min-width:50px;height:100%;min-height:20px}.text-element-textarea{resize:none;width:100%;height:100%;font-family:inherit;font-weight:inherit;font-style:inherit;background:0 0;border:none;padding:0;line-height:1.2;overflow:hidden}.text-element-textarea:focus{outline:none}.rect-element-visual{width:100%;height:100%}.image-element-wrapper{justify-content:center;align-items:center;width:100%;height:100%;display:flex;overflow:hidden}.image-element-wrapper img{object-fit:fill;pointer-events:none;width:100%;height:100%}.loading-backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:999;background:#0b0f17b3;flex-direction:column;justify-content:center;align-items:center;gap:1.5rem;width:100vw;height:100vh;display:flex;position:fixed;top:0;left:0}.spinner{border:4px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;width:48px;height:48px;animation:1s linear infinite spin;box-shadow:0 0 15px #3b82f61a}.loading-text{color:var(--text-primary);font-weight:600}.hidden{display:none!important}@keyframes spin{to{transform:rotate(360deg)}}.toast-notification{background:var(--bg-secondary);border:1px solid var(--border-color);border-left:4px solid var(--accent-primary);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:999;align-items:center;gap:.75rem;padding:1rem 1.5rem;animation:.35s cubic-bezier(.16,1,.3,1) slideIn;display:flex;position:fixed;bottom:2rem;right:2rem}.toast-notification.success{border-left-color:var(--accent-success)}.toast-notification.error{border-left-color:var(--accent-danger)}.toast-notification.warning{border-left-color:var(--accent-warning)}@keyframes slideIn{0%{opacity:0;transform:translate(100%)translateY(20px)}to{opacity:1;transform:translate(0)translateY(0)}}.photoshop-submenu{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);z-index:120;box-shadow:var(--shadow-lg);flex-direction:column;gap:2px;min-width:170px;padding:4px;display:flex;position:absolute;top:42px;left:0}.submenu-item{text-align:left;color:var(--text-secondary);cursor:pointer;transition:var(--transition-fast);background:0 0;border:none;border-radius:4px;align-items:center;gap:8px;width:100%;padding:6px 12px;font-size:.75rem;display:flex}.submenu-item:hover{color:var(--text-primary);background:#ffffff0d}.submenu-item.active{background:var(--accent-primary);color:#fff}