:root{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--bg-hover:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent-color:red;--accent-hover:#c00;--accent-glow:#ff00000f;--accent-cyan:#065fd4;--border-color:#0f172a14;--border-radius-sm:6px;--border-radius-md:10px;--border-radius-lg:16px;--border-radius-pill:9999px;--shadow-sm:0 1px 2px 0 #00000005;--shadow-md:0 4px 6px -1px #00000008, 0 2px 4px -2px #00000008;--shadow-lg:0 10px 15px -3px #0000000a, 0 4px 6px -4px #0000000a;--font-sans:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--transition-fast:.12s cubic-bezier(.4, 0, .2, 1);--transition-normal:.2s cubic-bezier(.4, 0, .2, 1)}[data-theme=dark]{--bg-primary:#0a0b0d;--bg-secondary:#111216;--bg-tertiary:#191b22;--bg-hover:#22252e;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#475569;--accent-color:red;--accent-hover:#c00;--accent-glow:#ff00001f;--accent-cyan:#3ea6ff;--border-color:#ffffff0f;--shadow-sm:0 1px 2px 0 #00000080;--shadow-md:0 4px 8px -1px #00000080;--shadow-lg:0 12px 24px -4px #000c}[data-brand=emerald]{--accent-color:#10b981;--accent-hover:#059669;--accent-glow:#10b9811f}[data-brand=cyan]{--accent-color:#06b6d4;--accent-hover:#0891b2;--accent-glow:#06b6d41f}[data-brand=rose]{--accent-color:#f43f5e;--accent-hover:#e11d48;--accent-glow:#f43f5e1f}[data-brand=amber]{--accent-color:#f59e0b;--accent-hover:#d97706;--accent-glow:#f59e0b1f}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans);letter-spacing:-.01em;min-height:100vh;transition:background-color var(--transition-normal), color var(--transition-normal);overflow-x:hidden}a{color:inherit;text-decoration:none}button,input,select,textarea{color:inherit;font-family:inherit}.app-container{min-height:100vh;display:flex}.sidebar{background-color:var(--bg-secondary);border-right:1px solid var(--border-color);z-index:10;flex-direction:column;flex-shrink:0;gap:1.75rem;width:240px;height:100vh;padding:1.5rem .75rem;display:flex;position:sticky;top:0}.logo-container{align-items:center;gap:.625rem;padding:.5rem 1rem;display:flex}.logo-icon{color:var(--accent-color);justify-content:center;align-items:center;font-size:1.4rem;display:flex}.logo-text{letter-spacing:-.04em;color:var(--text-primary);text-transform:uppercase;font-size:1.15rem;font-weight:800}.nav-list{flex-direction:column;flex-grow:1;gap:.25rem;list-style:none;display:flex}.nav-item{border-radius:var(--border-radius-pill);color:var(--text-secondary);cursor:pointer;transition:var(--transition-fast);text-align:left;background:0 0;border:none;align-items:center;gap:1rem;width:100%;padding:.75rem 1rem;font-size:.875rem;font-weight:500;display:flex}.nav-item:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.nav-item.active{background-color:var(--bg-tertiary);color:var(--text-primary);font-weight:600}.sidebar-footer{border-top:1px solid var(--border-color);flex-direction:column;gap:1.25rem;padding-top:1.25rem;display:flex}.theme-switcher-row{background-color:var(--bg-tertiary);border-radius:var(--border-radius-pill);border:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:.25rem;display:flex}.theme-btn{border-radius:var(--border-radius-pill);cursor:pointer;color:var(--text-secondary);transition:var(--transition-fast);background:0 0;border:none;flex:1;justify-content:center;align-items:center;gap:.25rem;padding:.4rem;font-size:.75rem;font-weight:600;display:flex}.theme-btn.active{background-color:var(--bg-secondary);color:var(--text-primary);box-shadow:var(--shadow-sm);border:1px solid var(--border-color)}.user-profile{align-items:center;gap:.75rem;padding:.25rem;display:flex}.avatar{background:linear-gradient(135deg, var(--accent-color), var(--accent-cyan));color:#fff;width:38px;height:38px;box-shadow:var(--shadow-sm);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.875rem;font-weight:700;display:flex}.user-info{flex-direction:column;display:flex;overflow:hidden}.user-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;font-weight:600;overflow:hidden}.user-role{color:var(--text-secondary);font-size:.75rem}.main-content{flex-direction:column;flex-grow:1;gap:2rem;width:100%;max-width:1400px;margin:0 auto;padding:2.5rem 3rem 4rem;display:flex;overflow-y:auto}.page-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding-bottom:1.25rem;display:flex}.page-title{letter-spacing:-.03em;color:var(--text-primary);font-size:1.65rem;font-weight:700}.page-subtitle{color:var(--text-secondary);margin-top:.15rem;font-size:.875rem}.card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-md);box-shadow:var(--shadow-sm);transition:var(--transition-normal);padding:1.5rem}.card:hover{border-color:var(--bg-hover);box-shadow:var(--shadow-md)}.glass-card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:2rem}.grid-cols-4{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.5rem;display:grid}.grid-cols-3{grid-template-columns:repeat(3,1fr);gap:1.25rem;display:grid}@media (max-width:1024px){.grid-cols-3{grid-template-columns:1fr}}.grid-cols-2{grid-template-columns:repeat(2,1fr);gap:1.5rem;display:grid}@media (max-width:768px){.grid-cols-2{grid-template-columns:1fr}}.form-group{flex-direction:column;gap:.4rem;margin-bottom:1.25rem;display:flex}.form-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;font-size:.775rem;font-weight:600}.form-control{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-primary);transition:var(--transition-fast);width:100%;padding:.65rem .875rem;font-size:.875rem}.form-control:focus{border-color:var(--accent-cyan);background-color:var(--bg-secondary);outline:none}select.form-control{cursor:pointer}.btn{border-radius:var(--border-radius-pill);cursor:pointer;transition:var(--transition-fast);border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.55rem 1.15rem;font-size:.85rem;font-weight:600;display:inline-flex}.btn-primary{background-color:var(--text-primary);color:var(--bg-primary)}.btn-primary:hover{opacity:.9;transform:translateY(-1px)}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--bg-hover)}.btn-danger{color:#ef4444;background-color:#ef444414;border:1px solid #ef444426}.btn-danger:hover{background-color:#ef444426}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.table-container{border:1px solid var(--border-color);border-radius:var(--border-radius-md);background-color:var(--bg-secondary);width:100%;overflow-x:auto}.table{border-collapse:collapse;text-align:left;width:100%}.table th{border-bottom:1px solid var(--border-color);text-transform:uppercase;color:var(--text-secondary);letter-spacing:.05em;background-color:var(--bg-tertiary);padding:.85rem 1.25rem;font-size:.725rem;font-weight:600}.table td{border-bottom:1px solid var(--border-color);color:var(--text-secondary);transition:var(--transition-fast);padding:.85rem 1.25rem;font-size:.875rem}.table tr:last-child td{border-bottom:none}.table tr:hover td{background-color:var(--bg-tertiary);color:var(--text-primary)}.badge{border-radius:4px;align-items:center;padding:.2rem .55rem;font-size:.725rem;font-weight:600;display:inline-flex}.badge-success{color:#10b981;background-color:#10b98114;border:1px solid #10b98126}.badge-warning{color:#f59e0b;background-color:#f59e0b14;border:1px solid #f59e0b26}.badge-danger{color:#ef4444;background-color:#ef444414;border:1px solid #ef444426}.badge-info{color:#3b82f6;background-color:#3b82f614;border:1px solid #3b82f626}.auth-page{background-color:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;padding:2rem;display:flex}.auth-card{border:1px solid var(--border-color);border-radius:var(--border-radius-lg);background-color:var(--bg-secondary);width:100%;max-width:380px;box-shadow:var(--shadow-lg);padding:2.25rem}.auth-header{text-align:center;margin-bottom:2rem}.auth-title{margin-top:1rem;font-size:1.4rem;font-weight:700}.auth-link{color:var(--accent-cyan);cursor:pointer;font-size:.85rem;font-weight:500}.auth-link:hover{text-decoration:underline}.split-workspace{grid-template-columns:1fr 350px;gap:1.5rem;height:calc(100vh - 160px);display:grid}.preview-grid{background-color:var(--bg-tertiary);border-radius:var(--border-radius-md);border:1px solid var(--border-color);grid-template-columns:repeat(auto-fill,minmax(140px,1fr));align-content:start;gap:1rem;padding:.75rem;display:grid;overflow-y:auto}.page-thumbnail-card{background-color:var(--bg-secondary);border:1.5px solid var(--border-color);border-radius:var(--border-radius-sm);cursor:pointer;transition:var(--transition-fast);padding:.5rem;position:relative}.page-thumbnail-card:hover{border-color:var(--text-secondary)}.page-thumbnail-card.selected{border-color:var(--accent-cyan);box-shadow:0 0 0 1px var(--accent-cyan)}.page-dummy-render{aspect-ratio:1/1.414;background-color:var(--bg-tertiary);color:var(--text-secondary);border-radius:4px;justify-content:center;align-items:center;font-size:.8rem;font-weight:500;display:flex}.page-number-tag{color:#fff;background-color:#000c;border-radius:2px;padding:.15rem .35rem;font-size:.65rem;font-weight:700;position:absolute;top:10px;left:10px}.parts-sidebar{flex-direction:column;gap:1rem;display:flex;overflow-y:auto}.part-item{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-md);flex-direction:column;gap:.5rem;padding:1rem;display:flex}.stat-widget{align-items:center;gap:1rem;padding:1.25rem;display:flex}.stat-icon{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:50%;justify-content:center;align-items:center;width:42px;height:42px;font-size:1.15rem;display:flex}.stat-content{flex-direction:column;display:flex}.stat-value{color:var(--text-primary);font-size:1.5rem;font-weight:700;line-height:1.1}.stat-label{color:var(--text-secondary);font-size:.775rem;font-weight:500}.upload-dropzone{border:1.5px dashed var(--border-color);border-radius:var(--border-radius-md);cursor:pointer;background-color:var(--bg-tertiary);transition:var(--transition-fast);flex-direction:column;justify-content:center;align-items:center;gap:1rem;padding:4rem 2rem;display:flex}.upload-dropzone:hover{background-color:var(--bg-hover);border-color:var(--text-secondary)}.color-swatch-row{gap:.5rem;display:flex}.color-swatch{cursor:pointer;width:26px;height:26px;transition:transform var(--transition-fast);border:2px solid #0000;border-radius:50%}.color-swatch:hover{transform:scale(1.1)}.color-swatch.active{border-color:var(--text-primary)}.card-thumbnail{aspect-ratio:16/9;border-radius:var(--border-radius-md);border:1px solid var(--border-color);background-color:var(--bg-tertiary);position:relative;overflow:hidden}.card:hover .card-thumbnail{opacity:.95}.card-details{gap:.75rem;display:flex}.card-avatar{background-color:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:.85rem;font-weight:700;display:flex}.card-meta{flex-direction:column;display:flex;overflow:hidden}.card-title{color:var(--text-primary);font-size:.925rem;font-weight:600;line-height:1.3}.card-subtitle{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;margin-top:.15rem;font-size:.8rem;overflow:hidden}.card-info-row{color:var(--text-secondary);align-items:center;gap:.35rem;font-size:.8rem;display:flex}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}