:root{--font-ui:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono:"JetBrains Mono", "Fira Code", "Courier New", Courier, monospace;--bg-primary:#0a0b0e;--bg-mesh:radial-gradient(at 0% 0%, #7c4dff26 0px, transparent 50%), radial-gradient(at 100% 0%, #00e5ff1f 0px, transparent 50%), radial-gradient(at 50% 100%, #7c4dff14 0px, transparent 50%);--card-bg:#12141aa6;--card-border:#ffffff12;--card-border-focus:#7c4dff80;--text-main:#f3f4f6;--text-muted:#9ca3af;--text-inverse:#0a0b0e;--primary:#7c4dff;--primary-hover:#9e75ff;--primary-glow:#7c4dff66;--accent:#00e5ff;--accent-hover:#33ebff;--error:#ef4444;--error-bg:#ef444426;--error-border:#ef44444d;--success:#10b981;--success-bg:#10b98126;--drop-zone-bg:#ffffff05;--drop-zone-hover:#7c4dff0d;--drop-zone-border:#ffffff26;--drop-zone-border-active:#7c4dff;--shadow-sm:0 2px 8px #00000026;--shadow-md:0 8px 24px #00000040;--shadow-lg:0 16px 40px #0006;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.25s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);background-image:var(--bg-mesh);color:var(--text-main);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-attachment:fixed;flex-direction:column;min-height:100vh;line-height:1.5;display:flex}#app{flex-direction:column;flex-grow:1;gap:2rem;width:100%;max-width:1400px;margin:0 auto;padding:2rem 1.5rem;display:flex}.app-header{text-align:center;margin-bottom:.5rem;animation:.6s cubic-bezier(.16,1,.3,1) slideDown}.header-main-row{justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.5rem;display:flex}.back-button{width:40px;height:40px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:#ffffff08;border:1px solid #ffffff14;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;text-decoration:none;display:flex}.back-button:hover{border-color:var(--primary);color:var(--accent);background:#7c4dff1f;transform:translateY(-2px);box-shadow:0 4px 12px #7c4dff33}.back-button:active{transform:translateY(0)}.logo-title-group{flex-grow:1;justify-content:center;align-items:center;gap:1rem;display:flex}.header-spacer{flex-shrink:0;width:40px;height:40px}.app-logo{width:48px;height:48px;filter:drop-shadow(0 0 8px var(--primary-glow));transition:transform var(--transition-normal)}.app-logo:hover{transform:rotate(15deg)scale(1.1)}.app-header h1{letter-spacing:-.025em;background:linear-gradient(135deg, #fff 30%, var(--text-muted) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:2.5rem;font-weight:800}.tagline{color:var(--text-muted);font-size:1.1rem;font-weight:400}.drop-zone{background:var(--drop-zone-bg);border:2px dashed var(--drop-zone-border);text-align:center;transition:all var(--transition-normal);-webkit-backdrop-filter:blur(12px);border-radius:16px;justify-content:center;align-items:center;padding:2rem;animation:.8s fadeIn;display:flex;position:relative;overflow:hidden}.drop-zone:before{content:"";background:radial-gradient(800px circle at var(--mouse-x,0) var(--mouse-y,0), #ffffff08, transparent 40%);pointer-events:none;position:absolute;inset:0}.drop-zone.drag-over{background:var(--drop-zone-hover);border-color:var(--drop-zone-border-active);box-shadow:0 0 25px var(--primary-glow);transform:scale(1.01)}.drop-zone-content{z-index:1;flex-direction:column;align-items:center;gap:.75rem;max-width:500px;display:flex}.upload-icon{width:40px;height:40px;color:var(--primary);transition:transform var(--transition-normal);margin-bottom:.25rem}.drop-zone.drag-over .upload-icon{animation:1s infinite alternate bounce;transform:translateY(-8px)}.drop-zone h3{font-size:1.25rem;font-weight:600}.drop-instructions{color:var(--text-muted);margin-bottom:.75rem;font-size:.95rem}.drop-instructions code{font-family:var(--font-mono);background:#ffffff14;border-radius:4px;padding:.15rem .4rem;font-size:.85rem}.button-group{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.btn{font-family:var(--font-ui);cursor:pointer;transition:all var(--transition-fast);border:none;border-radius:8px;align-items:center;gap:.5rem;padding:.65rem 1.25rem;font-size:.95rem;font-weight:600;text-decoration:none;display:inline-flex}.btn-import{color:var(--text-main);background:#ffffff14;border:1px solid #ffffff1a}.btn-import:hover{background:#ffffff26;border-color:#fff3;transform:translateY(-1px)}.btn-export{background:var(--primary);color:#fff;box-shadow:0 4px 12px #7c4dff4d}.btn-export:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 6px 20px #7c4dff80}.btn-export:active{transform:translateY(0)}.workspace-grid{grid-template-columns:1fr 1fr;gap:1.5rem;animation:1s fadeIn;display:grid}.card{background:var(--card-bg);border:1px solid var(--card-border);box-shadow:var(--shadow-md);-webkit-backdrop-filter:blur(16px);transition:border-color var(--transition-normal), box-shadow var(--transition-normal);border-radius:16px;flex-direction:column;display:flex;overflow:hidden}.card:focus-within{border-color:var(--card-border-focus);box-shadow:0 8px 30px #7c4dff26}.card-header{border-bottom:1px solid var(--card-border);justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.card-header h2{font-size:1.3rem;font-weight:700}.badge{color:var(--text-muted);font-size:.8rem;font-weight:600;font-family:var(--font-mono);background:#ffffff14;border-radius:20px;padding:.25rem .65rem}.card-body{flex-direction:column;flex-grow:1;gap:1rem;padding:1.5rem;display:flex}.helper-text{color:var(--text-muted);font-size:.9rem;line-height:1.4}.textarea-container{flex-grow:1;min-height:400px;display:flex;position:relative}textarea#raw-textarea{border:1px solid var(--card-border);width:100%;height:100%;min-height:400px;color:var(--text-main);font-family:var(--font-mono);resize:vertical;transition:all var(--transition-fast);background:#0003;border-radius:10px;outline:none;padding:1rem;font-size:.9rem;line-height:1.5}textarea#raw-textarea:focus{border-color:var(--primary);background:#0000004d;box-shadow:inset 0 2px 8px #0000004d}.palette-title-wrapper{margin-bottom:.5rem}.palette-title-input{border:none;border-bottom:2px solid var(--card-border);width:100%;font-family:var(--font-ui);color:#fff;transition:border-color var(--transition-fast);background:0 0;outline:none;padding:.5rem 0;font-size:1.5rem;font-weight:700}.palette-title-input:focus{border-color:var(--primary)}.palette-title-input::placeholder{color:var(--text-muted);opacity:.5}.swatches-container{flex-direction:column;flex-grow:1;justify-content:flex-start;min-height:350px;display:flex}.swatches-grid{grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:.75rem;max-height:500px;padding-right:.5rem;display:grid;overflow-y:auto}.swatch-item{aspect-ratio:1;box-shadow:var(--shadow-sm);cursor:pointer;transition:transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);background-color:#000;border:1px solid #0006;border-radius:8px;padding:2.5px;position:relative}.swatch-item:hover{box-shadow:var(--shadow-lg);z-index:5;transform:translateY(-4px)scale(1.05)}.swatch-color{width:100%;height:100%;transition:border-radius var(--transition-fast);border-radius:6px}.swatch-item.has-name:after{content:"";pointer-events:none;border-top:0 solid #0000;border-bottom:11px solid #0000;border-left:0 solid #0000;border-right:11px solid #000;border-radius:0 6px 0 0;width:0;height:0;position:absolute;top:2.5px;right:2.5px}.global-tooltip{color:#fff;white-space:nowrap;box-shadow:var(--shadow-lg);pointer-events:none;z-index:10000;opacity:0;visibility:hidden;transition:opacity var(--transition-fast), transform var(--transition-fast);-webkit-backdrop-filter:blur(8px);background:#0d0e12f5;border:1px solid #ffffff1a;border-radius:8px;padding:8px 12px;font-size:.78rem;line-height:1.4;position:absolute;transform:translate(-50%,-100%)}.global-tooltip.visible{opacity:1;visibility:visible}.tooltip-name{color:var(--accent);margin-bottom:2px;font-size:.85rem;font-weight:700}.tooltip-color{font-family:var(--font-mono);color:#fff}.tooltip-rgb{font-family:var(--font-mono);color:var(--text-muted);margin-top:1px;font-size:.72rem}.tooltip-index{color:#ffffff59;text-align:right;margin-top:4px;font-size:.65rem}.empty-state{text-align:center;color:var(--text-muted);background:#0000001a;border:1px dashed #ffffff0d;border-radius:10px;flex-direction:column;flex-grow:1;justify-content:center;align-items:center;gap:1rem;padding:3rem 1.5rem;display:flex}.empty-state p{max-width:280px;font-size:.95rem}.bottom-actions{justify-content:center;margin-top:.5rem;animation:1.2s fadeIn;display:flex}.btn-export-bottom{padding:.8rem 2rem;font-size:1.05rem}.app-footer{text-align:center;color:var(--text-muted);border-top:1px solid #ffffff0d;flex-direction:column;gap:.5rem;margin-top:auto;padding:2rem 0 1rem;font-size:.85rem;display:flex}.app-footer a{color:var(--accent);transition:color var(--transition-fast);font-weight:500;text-decoration:none}.app-footer a:hover{color:var(--accent-hover);text-decoration:underline}.toast-container{z-index:9999;pointer-events:none;flex-direction:column;gap:.75rem;width:100%;max-width:420px;padding:0 1.5rem;display:flex;position:fixed;bottom:2rem;left:50%;transform:translate(-50%)}.toast{pointer-events:auto;border-left:4px solid var(--primary);box-shadow:var(--shadow-lg);color:var(--text-main);font-family:var(--font-ui);animation:toastSlideIn var(--transition-normal) forwards;-webkit-backdrop-filter:blur(12px);background:#0d0e12f2;border-radius:8px;justify-content:space-between;align-items:center;gap:1rem;padding:1rem 1.25rem;font-size:.9rem;display:flex}.toast.toast-error{border-left-color:var(--error);border:1px solid var(--error-border);background:#1a0e0ef5;border-left-width:4px}.toast.toast-success{border-left-color:var(--success);background:#0e1a14f5}.toast-message{flex-grow:1}.toast-close{color:var(--text-muted);cursor:pointer;transition:color var(--transition-fast);background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:.2rem;font-size:1.1rem;display:flex}.toast-close:hover{color:#fff;background:#ffffff14}.swatches-grid::-webkit-scrollbar{width:6px;height:6px}textarea#raw-textarea::-webkit-scrollbar{width:6px;height:6px}.swatches-grid::-webkit-scrollbar-track{background:#0000001a;border-radius:10px}textarea#raw-textarea::-webkit-scrollbar-track{background:#0000001a;border-radius:10px}.swatches-grid::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:10px}textarea#raw-textarea::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:10px}.swatches-grid::-webkit-scrollbar-thumb:hover{background:#ffffff4d}textarea#raw-textarea::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.sr-only{clip:rect(0, 0, 0, 0);border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes toastSlideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes bounce{to{transform:translateY(-4px)}}@media (width<=1024px){#app{gap:1.5rem;padding:1.5rem 1rem}.app-header h1{font-size:2rem}}@media (width<=768px){.workspace-grid{grid-template-columns:1fr;gap:1.5rem}.textarea-container,textarea#raw-textarea{min-height:300px}.swatches-container{min-height:250px}.drop-zone{padding:1.5rem}.drop-instructions{display:none}}