:root{--bg:#12141a;--surface:#1a1d26;--surface-2:#232732;--border:#30353f;--text:#eef0f4;--text-dim:#99a0b0;--accent:#ffb454;--accent-hover:#ffc173;--on-accent:#1f1606;--cat-edit:#5cc6d0;--cat-convert:#b59cff;--cat-ai:#ff85b3;--success:#38c172;--danger:#ef5350;--radius:12px;--shadow:0 6px 24px #00000059;--sans:system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--mono:ui-monospace, "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;font-family:var(--sans)}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;line-height:1.5}#app{max-width:1100px;margin:0 auto;padding:24px 16px 64px}.app-header{text-align:center;margin-bottom:24px}.app-header h1{margin:0 0 4px;font-size:clamp(1.6rem,3vw,2.4rem)}.tagline{color:var(--text-dim);margin:0}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);background:var(--surface);text-align:center;margin-bottom:20px;padding:40px 16px;transition:border-color .2s,background .2s}.dropzone.dragover{border-color:var(--accent);background:var(--surface-2)}.dropzone-title{margin:0 0 4px;font-size:1.1rem}.dropzone-sub{color:var(--text-dim);margin:4px 0}.dropzone-hint{color:var(--text-dim);margin:12px 0 0;font-size:.85rem}label{color:var(--text-dim);flex-direction:column;gap:4px;font-size:.85rem;display:flex}.toggle,.toggle.inline{color:var(--text);cursor:pointer;flex-direction:row;align-items:center;gap:8px;font-size:.9rem}input[type=number],select,input[type=range]{background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:8px;width:100%;padding:8px 10px;font-size:.95rem}input[type=range]{accent-color:var(--accent);padding:0}input:focus,select:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.btn{background:var(--surface-2);color:var(--text);border:1px solid var(--border);cursor:pointer;border-radius:8px;padding:10px 18px;font-size:.95rem;transition:background .15s,transform 50ms}.btn:hover:not(:disabled){background:var(--border)}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent);font-weight:650}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-ghost{background:0 0}.library{margin-bottom:24px}.library-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.library-title{margin:0;font-size:1.1rem}.library-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.library-summary{font-family:var(--mono);color:var(--text-dim);font-size:.78rem}.library-empty{color:var(--text-dim);border:1px dashed var(--border);text-align:center;border-radius:10px;margin:0;padding:22px 16px;font-size:.9rem}.library-empty[hidden],.results:empty{display:none}.results{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.result-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:10px;padding:14px;display:flex}.result-name{word-break:break-all;font-size:.85rem;font-weight:600}.result-previews{grid-template-columns:1fr 1fr;gap:8px;display:grid}.preview{flex-direction:column;align-items:center;gap:4px;display:flex}.preview span{color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-size:.72rem}.preview img{object-fit:contain;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;width:100%;height:120px}.preview-placeholder{text-align:center;background:var(--surface-2);border:1px dashed var(--border);width:100%;height:120px;color:var(--text-dim);text-transform:none;letter-spacing:normal;border-radius:8px;justify-content:center;align-items:center;padding:0 8px;font-size:.76rem;display:flex}.preview-after,.preview-pending,.preview-processing{display:none}.result-card.is-pending:not(.is-processing) .preview-pending,.result-card.is-processing .preview-processing,.result-card:not(.is-pending):not(.is-processing) .preview-after{display:flex}.preview-loading{border-style:solid;flex-direction:column;gap:10px}.spinner{border:2.5px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:24px;height:24px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:var(--text-dim);text-transform:none;letter-spacing:normal;font-size:.76rem}.after-clickable{cursor:zoom-in}.result-card:not(.is-pending):not(.is-processing) .after-clickable:hover{border-color:var(--accent)}.result-meta{color:var(--text-dim);flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:.82rem;display:flex}.size-delta.good{color:var(--success)}.size-delta.bad{color:var(--danger)}.lightbox{z-index:100;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.lightbox[hidden]{display:none}.lightbox-backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#07080bbd;position:absolute;inset:0}.lightbox-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);max-width:min(92vw,920px);max-height:90vh;box-shadow:var(--shadow);flex-direction:column;animation:.18s ease-out lightbox-in;display:flex;position:relative;overflow:hidden}@keyframes lightbox-in{0%{opacity:0;transform:translateY(8px)scale(.99)}to{opacity:1;transform:none}}.lightbox-head{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.lightbox-title{font-family:var(--mono);color:var(--text);word-break:break-all;font-size:.82rem;font-weight:600}.lightbox-close{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:6px;flex-shrink:0;padding:4px 8px;font-size:1.1rem;line-height:1}.lightbox-close:hover{color:var(--text);background:var(--surface-2)}.lightbox-stage{flex:1;justify-content:center;align-items:center;min-height:0;padding:16px;display:flex;overflow:auto}.lightbox-img{object-fit:contain;border-radius:6px;max-width:100%;max-height:70vh}.lightbox-foot{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.lightbox-info{font-family:var(--mono);color:var(--text-dim);font-size:.78rem}.checkerboard{background-color:#20242d;background-image:linear-gradient(45deg,#161920 25%,#0000 25%),linear-gradient(-45deg,#161920 25%,#0000 25%),linear-gradient(45deg,#0000 75%,#161920 75%),linear-gradient(-45deg,#0000 75%,#161920 75%);background-position:0 0,0 10px,10px -10px,-10px 0;background-size:20px 20px}.result-status{color:var(--accent);min-height:1.2em;font-size:.82rem}.result-status.error{color:var(--danger)}.progress{background:var(--surface-2);border-radius:4px;height:4px;overflow:hidden}.progress-bar{background:var(--accent);width:0;height:100%;transition:width .3s}.pipeline{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:20px;padding:16px}.pipeline-head h2{margin:0 0 4px;font-size:1.1rem}.pipeline-note{color:var(--text-dim);margin:0 0 14px;font-size:.85rem}.pipeline-steps{flex-direction:column;gap:16px;display:flex}.pipeline-empty{color:var(--text-dim);border:1px dashed var(--border);text-align:center;border-radius:10px;margin:0;padding:22px 16px;font-size:.9rem}.pipeline-step{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:10px 12px;position:relative}.pipeline-step:not(:first-child):before{content:"";background:var(--accent);opacity:.5;border-radius:2px;width:2px;height:16px;position:absolute;top:-16px;left:23px}.step-header{align-items:center;gap:10px;display:flex}.step-handle{cursor:grab;color:var(--text-dim);-webkit-user-select:none;user-select:none}.step-index{background:var(--accent);width:24px;height:24px;color:var(--on-accent);font-family:var(--mono);z-index:1;box-shadow:0 0 0 4px var(--surface-2);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.78rem;font-weight:600;display:inline-flex;position:relative}.step-icon{color:var(--text-dim);flex-shrink:0;display:inline-flex}.step-icon svg{width:18px;height:18px}.step-icon--resize,.step-icon--crop,.step-icon--rotate{color:var(--cat-edit)}.step-icon--encode{color:var(--cat-convert)}.step-icon--bg-removal,.step-icon--upscale{color:var(--cat-ai)}.step-title{font-size:.92rem;font-weight:600}.step-summary{color:var(--text-dim);font-family:var(--mono);text-align:right;margin-left:auto;font-size:.78rem}.step-delete{color:var(--text-dim);cursor:pointer;background:0 0;border:none;padding:2px 6px;font-size:1rem}.step-delete:hover{color:var(--danger)}.step-params{border-top:1px solid var(--border);flex-wrap:wrap;gap:10px;margin-top:10px;padding-top:10px;display:flex}.step-params label{font-size:.8rem}.step-params input[type=number],.step-params select{width:120px}.step-note{color:var(--text-dim);margin:0;font-size:.82rem}.aspect-field{flex-direction:column;flex-basis:100%;gap:6px;display:flex}.aspect-label{color:var(--text-dim);font-size:.8rem}.aspect-chips{flex-wrap:wrap;gap:6px;display:flex}.aspect-chip{font-family:var(--mono);color:var(--text-dim);background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:999px;padding:5px 12px;font-size:.78rem;transition:border-color .15s,color .15s,background .15s}.aspect-chip:hover{border-color:var(--accent);color:var(--text)}.aspect-chip.is-active{background:var(--accent);border-color:var(--accent);color:var(--on-accent);font-weight:600}.sortable-ghost{opacity:.4}.builder-block{margin-top:22px}.builder-label{font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--text-dim);margin:0 0 2px;font-size:.74rem;font-weight:600}.builder-hint{color:var(--text-dim);margin:0 0 12px;font-size:.82rem}.preset-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;display:grid}.preset-card{text-align:left;border:1px solid var(--border);border-radius:var(--radius);color:var(--text);cursor:pointer;background:linear-gradient(160deg,#ffb4541a,#ffb45405);flex-direction:column;gap:4px;padding:14px;transition:border-color .15s,transform 80ms,background .15s;display:flex;position:relative}.preset-card:hover{border-color:var(--accent);transform:translateY(-2px)}.preset-card:active{transform:translateY(0)}.preset-result{font-family:var(--mono);letter-spacing:.08em;color:var(--accent);background:#ffb4541f;border:1px solid #ffb45459;border-radius:999px;align-self:flex-start;padding:2px 8px;font-size:.66rem;font-weight:600}.preset-name{font-size:.98rem;font-weight:650}.preset-desc{color:var(--text-dim);font-size:.82rem}.palette{flex-direction:column;gap:16px;display:flex}.palette-group-label{font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--text-dim);align-items:center;gap:8px;margin:0 0 8px;font-size:.68rem;font-weight:600;display:flex}.palette-group-label:before{content:"";background:currentColor;border-radius:2px;width:8px;height:8px}.palette-group--edit .palette-group-label{color:var(--cat-edit)}.palette-group--convert .palette-group-label{color:var(--cat-convert)}.palette-group--ai .palette-group-label{color:var(--cat-ai)}.palette-tiles{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;display:grid}.op-tile{--tile-tint:var(--cat-edit);text-align:left;background:var(--surface-2);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:10px;align-items:center;gap:12px;padding:12px;transition:border-color .15s,transform 80ms,background .15s;display:flex}.palette-group--edit .op-tile{--tile-tint:var(--cat-edit)}.palette-group--convert .op-tile{--tile-tint:var(--cat-convert)}.palette-group--ai .op-tile{--tile-tint:var(--cat-ai)}.op-tile:hover{border-color:var(--tile-tint);transform:translateY(-2px)}.op-tile:active{transform:translateY(0)}.op-icon{width:38px;height:38px;color:var(--tile-tint);background:color-mix(in srgb, var(--tile-tint) 14%, transparent);border-radius:9px;flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.op-icon svg{width:20px;height:20px}.op-text{flex-direction:column;gap:2px;min-width:0;display:flex}.op-name{font-size:.92rem;font-weight:600}.op-desc{color:var(--text-dim);font-size:.78rem}.op-add{color:var(--text-dim);flex-shrink:0;margin-left:auto;font-size:1.2rem;line-height:1;transition:color .15s}.op-tile:hover .op-add{color:var(--tile-tint)}.pipeline-run{border-top:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:24px;padding-top:16px;display:flex}.btn-run{padding:12px 28px;font-size:1rem}.pipeline-validation{flex-direction:column;flex:240px;gap:6px;display:flex}.pipeline-validation:empty{flex-basis:0}.pipeline-step.is-new{animation:.28s ease-out step-pop}@keyframes step-pop{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.validation-error{color:var(--danger);margin:0;font-size:.85rem}.validation-warning{color:#e0a800;margin:0;font-size:.85rem}.app-footer{text-align:center;color:var(--text-dim);margin-top:40px;font-size:.82rem}@media (max-width:520px){.library-head{flex-direction:column;align-items:stretch}.library-actions{justify-content:space-between}.pipeline-run{flex-direction:column;align-items:stretch}.btn-run{width:100%}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.op-tile:hover,.preset-card:hover{transform:none}}