:root{--bg-primary: #0f0e0c;--bg-secondary: #16140f;--bg-tertiary: #1f1c15;--text-primary: #e8e3d6;--text-secondary:#9a9180;--text-tertiary: #5c5547;--border: #2a2620;--accent: #c9a96e;--accent-dim: #8a7547;--danger: #c47864;--font-serif: "Fraunces", Georgia, serif;--font-sans: "Geist", system-ui, sans-serif;--font-mono: "Geist Mono", "JetBrains Mono", monospace;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 10px;--transition: .15s ease-out;--max-width: 1280px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{background:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans);font-size:.9375rem;line-height:1.6;min-height:100dvh;-webkit-font-smoothing:antialiased}img,video{max-width:100%;height:auto;display:block}button{cursor:pointer;font-family:inherit}button:disabled{cursor:not-allowed;opacity:.4}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}kbd{font-family:var(--font-mono);font-size:.75rem;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:3px;padding:1px 5px;color:var(--text-secondary)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}*:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}#app{display:flex;flex-direction:column;min-height:100dvh;padding-inline:24px}#main-content{flex:1;width:100%;max-width:var(--max-width);margin-inline:auto;padding-block:48px 80px}.site-header{width:100%;max-width:var(--max-width);margin-inline:auto;padding-block:20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.logo{display:flex;align-items:center;gap:8px;color:var(--text-primary);text-decoration:none;transition:opacity var(--transition)}.logo:hover{opacity:.7;text-decoration:none}.logo-mark{color:var(--accent);font-size:1.25rem;line-height:1}.logo-text{font-family:var(--font-serif);font-size:1.125rem;font-weight:400;letter-spacing:-.01em}.nav-link{font-size:.8125rem;color:var(--text-tertiary);transition:color var(--transition)}.nav-link:hover{color:var(--text-secondary);text-decoration:none}.upload-section{display:flex;flex-direction:column;align-items:center;gap:40px;padding-block:24px}.upload-intro{text-align:center;max-width:540px}.upload-intro h1{font-family:var(--font-serif);font-size:clamp(2rem,5vw,3.25rem);font-weight:300;line-height:1.15;letter-spacing:-.02em;margin-bottom:16px;color:var(--text-primary)}.upload-intro h1 em{font-style:italic;color:var(--accent)}.upload-subtitle{font-size:1rem;color:var(--text-secondary);max-width:400px;margin-inline:auto}.dropzone{position:relative;width:100%;max-width:640px;border:1.5px dashed var(--border);border-radius:var(--radius-lg);background:var(--bg-secondary);transition:border-color var(--transition),background var(--transition);cursor:pointer}.dropzone:hover,.dropzone:focus-visible{border-color:var(--accent-dim);background:var(--bg-tertiary);outline:none}.dropzone.drag-over{border-color:var(--accent);background:var(--bg-tertiary)}.dropzone:after{content:"Drop to extract";position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;font-family:var(--font-serif);font-size:1.125rem;font-style:italic;color:var(--accent);opacity:0;pointer-events:none;transition:opacity var(--transition)}.dropzone.drag-over:after{opacity:1}.dropzone-inner{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:56px 40px;pointer-events:none;transition:opacity var(--transition)}.dropzone.drag-over .dropzone-inner{opacity:0}.dropzone-icon{color:var(--text-tertiary);margin-bottom:8px;transition:color var(--transition)}.dropzone:hover .dropzone-icon,.dropzone.drag-over .dropzone-icon{color:var(--accent)}.dropzone-primary{font-size:1rem;font-weight:500;color:var(--text-primary)}.dropzone-secondary{font-size:.875rem;color:var(--text-secondary)}.dropzone-formats{font-size:.75rem;color:var(--text-tertiary);margin-top:4px}.inline-btn{background:none;border:none;padding:0;color:var(--accent);font-size:inherit;font-family:inherit;pointer-events:all;transition:color var(--transition)}.inline-btn:hover{color:var(--text-primary)}#file-input{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;opacity:0;cursor:pointer}.samples-section{display:flex;flex-direction:column;align-items:center;gap:14px}.samples-label{font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--text-tertiary)}.samples-grid{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.sample-thumb{width:80px;height:54px;border-radius:var(--radius-sm);overflow:hidden;cursor:pointer;border:1.5px solid var(--border);transition:border-color var(--transition),transform var(--transition);background:var(--bg-secondary)}.sample-thumb:hover{border-color:var(--accent);transform:scale(1.04)}.sample-thumb img{width:100%;height:100%;object-fit:cover}.workspace{display:flex;flex-direction:column;gap:36px}.workspace-header{display:flex;gap:24px;align-items:flex-start;flex-wrap:wrap}.image-preview-wrap{position:relative;flex-shrink:0}.preview-img{max-width:400px;max-height:280px;width:auto;height:auto;border-radius:var(--radius-md);border:1px solid var(--border);object-fit:contain;background:var(--bg-secondary)}.preview-img:not([src]),.share-card-img:not([src]){display:none}.preview-img:not([src])~.reset-btn{display:none}.reset-btn{position:absolute;top:8px;right:8px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);transition:color var(--transition),border-color var(--transition)}.reset-btn:hover{color:var(--danger);border-color:var(--danger)}.workspace-controls{display:flex;flex-direction:column;gap:8px;padding-top:8px;min-width:200px}.color-count-label{font-size:.8125rem;color:var(--text-secondary);display:flex;align-items:center;gap:6px}.color-count-label output{font-family:var(--font-mono);font-size:.8125rem;color:var(--accent);min-width:1.5ch}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:4px;background:var(--border);border-radius:2px;outline:none;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-primary);transition:transform var(--transition)}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.2)}input[type=range]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.format-toggle{display:flex;gap:0;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;width:fit-content}.format-btn{background:none;border:none;border-right:1px solid var(--border);padding:6px 16px;font-size:.8125rem;font-family:var(--font-mono);letter-spacing:.04em;color:var(--text-tertiary);transition:background var(--transition),color var(--transition)}.format-btn:last-child{border-right:none}.format-btn:hover{background:var(--bg-tertiary);color:var(--text-secondary)}.format-btn.active{background:var(--bg-tertiary);color:var(--accent)}.palette-wrap{position:relative}.palette-swatches{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}.swatch-card{position:relative;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;border:1px solid transparent;transition:transform var(--transition),border-color var(--transition);aspect-ratio:1/1}.swatch-card:hover{transform:translateY(-2px)}.swatch-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.swatch-color{width:100%;height:100%}.swatch-info{position:absolute;bottom:0;left:0;right:0;padding:10px 12px;background:#00000080;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.swatch-hex{font-family:var(--font-mono);font-size:.8125rem;font-weight:500;color:#fff;letter-spacing:.04em}.swatch-contrast{font-family:var(--font-mono);font-size:.6875rem;letter-spacing:.06em;margin-top:2px}.contrast-pass{color:var(--accent)}.contrast-fail{color:var(--danger)}.palette-skeleton{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}.swatch-skeleton{border-radius:var(--radius-md);aspect-ratio:1/1;background:var(--bg-secondary);position:relative;overflow:hidden}.swatch-skeleton:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,transparent 0%,var(--bg-tertiary) 50%,transparent 100%);animation:shimmer 1.4s infinite;transform:translate(-100%)}@keyframes shimmer{to{transform:translate(100%)}}.palette-skeleton[hidden]{display:none}.export-panel{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.export-tabs{display:flex;border-bottom:1px solid var(--border)}.tab-btn{background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-1px;padding:12px 20px;font-size:.8125rem;font-family:var(--font-mono);color:var(--text-tertiary);transition:color var(--transition),border-color var(--transition)}.tab-btn:hover{color:var(--text-secondary)}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.export-content{position:relative}.export-toolbar{display:flex;justify-content:flex-end;padding:10px 14px;border-bottom:1px solid var(--border)}.copy-export-btn{display:flex;align-items:center;gap:6px;background:none;border:1px solid var(--border);border-radius:var(--radius-sm);padding:5px 12px;font-size:.8125rem;color:var(--text-secondary);transition:color var(--transition),border-color var(--transition)}.copy-export-btn:hover{color:var(--accent);border-color:var(--accent-dim)}.tab-panel{display:none}.tab-panel.active{display:block}.tab-panel[hidden]{display:none!important}.code-block{margin:0;padding:20px 24px;font-family:var(--font-mono);font-size:.8125rem;line-height:1.7;color:var(--text-secondary);overflow-x:auto;max-height:280px;overflow-y:auto;white-space:pre}.token-key{color:var(--accent)}.token-val{color:var(--text-primary)}.token-punct{color:var(--text-tertiary)}.token-str{color:#9bbccc}.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:var(--bg-primary);border:none;border-radius:var(--radius-md);padding:10px 22px;font-size:.875rem;font-weight:500;font-family:var(--font-sans);transition:background var(--transition),transform var(--transition)}.btn-primary:hover{background:#dab97e;transform:translateY(-1px)}.btn-primary.loading{opacity:.6;cursor:wait}.btn-secondary{display:inline-flex;align-items:center;gap:8px;background:none;color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-md);padding:9px 20px;font-size:.875rem;font-family:var(--font-sans);transition:border-color var(--transition),color var(--transition)}.btn-secondary:hover{border-color:var(--accent-dim);color:var(--accent)}.share-section{display:flex;flex-direction:column;gap:16px}.section-heading{font-family:var(--font-serif);font-size:1rem;font-weight:400;color:var(--text-secondary);letter-spacing:.02em}.share-card-preview{display:flex;flex-direction:column;gap:14px}.share-card-img{max-width:600px;border-radius:var(--radius-md);border:1px solid var(--border)}.share-card-actions{display:flex;gap:10px;flex-wrap:wrap}.recents-section{display:flex;flex-direction:column;gap:16px;margin-top:48px;padding-top:32px;border-top:1px solid var(--border)}.recents-grid{display:flex;gap:12px;flex-wrap:wrap}.recent-item{position:relative;display:flex;flex-direction:column;gap:6px;cursor:pointer;padding:8px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-secondary);transition:border-color var(--transition),background var(--transition),transform var(--transition);width:120px}.recent-item:hover{border-color:var(--accent-dim);background:var(--bg-tertiary);transform:scale(1.02)}.recent-remove-btn{position:absolute;top:4px;right:4px;width:18px;height:18px;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);border:1px solid var(--border);border-radius:3px;color:var(--text-tertiary);font-size:.75rem;line-height:1;padding:0;opacity:0;transition:opacity var(--transition),color var(--transition),border-color var(--transition)}.recent-item:hover .recent-remove-btn{opacity:1}.recent-remove-btn:hover{color:var(--danger);border-color:var(--danger)}.recent-thumb{width:100%;height:60px;object-fit:cover;border-radius:var(--radius-sm)}.recent-swatches{display:flex;gap:3px}.recent-swatch{flex:1;height:8px;border-radius:2px}.recent-date{font-size:.6875rem;color:var(--text-tertiary);font-variant-numeric:tabular-nums}.toast-container{position:fixed;bottom:24px;right:24px;display:flex;flex-direction:column;gap:8px;z-index:9999;pointer-events:none}.toast{padding:10px 16px;border-radius:var(--radius-md);border:1px solid var(--border);background:var(--bg-tertiary);color:var(--text-primary);font-size:.8125rem;box-shadow:0 4px 24px #0006;animation:toast-in .15s ease-out forwards;pointer-events:all;max-width:320px}.toast.toast-exit{animation:toast-out .15s ease-in forwards}.toast.error{border-color:var(--danger);color:var(--danger)}.toast.success{border-color:var(--accent-dim)}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes toast-out{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(4px)}}.site-footer{width:100%;max-width:var(--max-width);margin-inline:auto;padding-block:20px;border-top:1px solid var(--border);font-size:.8125rem;color:var(--text-tertiary);display:flex;justify-content:center}.site-footer a{color:var(--text-tertiary)}.site-footer a:hover{color:var(--text-secondary);text-decoration:none}.separator{margin-inline:8px}@media(max-width:640px){#app{padding-inline:16px}.upload-intro h1{font-size:1.875rem}.dropzone-inner{padding:40px 24px}.workspace-header{flex-direction:column}.preview-img{max-width:100%}.workspace-controls{min-width:0;width:100%}.palette-swatches,.palette-skeleton{grid-template-columns:repeat(3,1fr)}.format-toggle{width:100%}.format-btn{flex:1}.export-tabs{overflow-x:auto}.tab-btn{padding:10px 14px;white-space:nowrap}.share-card-actions{flex-direction:column}.share-card-actions .btn-secondary{width:100%;justify-content:center}.toast-container{bottom:16px;right:16px;left:16px}.toast{max-width:100%}}@media(min-width:1024px){.palette-swatches,.palette-skeleton{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}}