.tool-main{flex-direction:column;flex:1;width:100%;max-width:100%;padding:0;display:flex;overflow:hidden}.tool-header{border-bottom:1px solid var(--color-border);background-color:var(--color-surface-raised);flex-wrap:wrap;flex-shrink:0;justify-content:space-between;align-items:flex-start;gap:1.5rem;padding:1.5rem 2rem;display:flex}.tool-header__title{flex-direction:column;gap:.25rem;display:flex}.tool-title{color:var(--color-text-title);margin:0;font-size:1.3rem;font-weight:700}.tool-subtitle{color:var(--color-text-muted);margin:0;font-size:.85rem}.format-toggle{border:1px solid var(--color-border);border-radius:6px;display:flex;overflow:hidden}.format-toggle__btn{border:none;border-right:1px solid var(--color-border);color:var(--color-text-secondary);cursor:pointer;white-space:nowrap;background:0 0;padding:.35rem .9rem;font-size:.82rem;font-weight:500;transition:background-color .15s,color .15s}.format-toggle__btn:last-child{border-right:none}.format-toggle__btn:hover{background-color:var(--color-surface-deep);color:var(--color-text-primary)}.format-toggle__btn.is-active{background-color:var(--color-accent-bg);color:var(--color-accent)}.ctrl-label{color:var(--color-text-secondary);-webkit-user-select:none;user-select:none;align-items:center;gap:.45rem;font-size:.82rem;display:flex}.ctrl-range{width:90px;accent-color:var(--color-accent);cursor:pointer}.ic-body{flex-direction:column;flex:1;display:flex;overflow:auto}.ic-drop-zone{background-color:var(--color-surface-deep);cursor:pointer;outline:none;flex:1;justify-content:center;align-items:center;min-height:280px;transition:background-color .15s,box-shadow .15s;display:flex;position:relative}.ic-drop-zone:focus-visible{box-shadow:inset 0 0 0 2px var(--color-accent)}.ic-drop-zone.is-dragover{background-color:var(--color-accent-bg);box-shadow:inset 0 0 0 2px var(--color-accent)}.ic-drop-zone.is-error{box-shadow:inset 0 0 0 2px var(--color-danger)}.ic-drop-zone__inner{pointer-events:none;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:.5rem;padding:2.5rem 2rem;display:flex}.ic-drop-zone__icon{opacity:.35;font-size:2.6rem;line-height:1}.ic-drop-zone__title{color:var(--color-text-faint);letter-spacing:.02em;font-size:1rem;font-weight:600}.ic-drop-zone__hint{color:var(--color-text-ghost);font-size:.8rem}.ic-drop-zone__file-input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.ic-result{flex:1;grid-template-columns:1fr 320px;min-height:0;display:grid}.ic-result__preview-wrap{background-color:var(--color-checker-a);background-image:linear-gradient(45deg, var(--color-checker-b) 25%, transparent 25%), linear-gradient(-45deg, var(--color-checker-b) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--color-checker-b) 75%), linear-gradient(-45deg, transparent 75%, var(--color-checker-b) 75%);border-right:1px solid var(--color-border);background-position:0 0,0 10px,10px -10px,-10px 0;background-size:20px 20px;justify-content:center;align-items:center;padding:2rem;display:flex;overflow:auto}.ic-result__canvas{object-fit:contain;max-width:100%;max-height:100%;box-shadow:var(--shadow-canvas);image-rendering:auto;display:block}.ic-result__info{background-color:var(--color-surface);flex-direction:column;gap:0;display:flex;overflow-y:auto}.ic-meta{border-bottom:1px solid var(--color-border);flex-direction:column;flex:1;gap:0;padding:1.5rem;display:flex}.ic-meta__row{border-bottom:1px solid var(--color-border-subtle);justify-content:space-between;align-items:baseline;gap:.75rem;padding:.6rem 0;font-size:.83rem;display:flex}.ic-meta__row:last-child{border-bottom:none}.ic-meta__label{color:var(--color-text-muted);white-space:nowrap;flex-shrink:0}.ic-meta__value{color:var(--color-text-primary);text-align:right;word-break:break-all;font-variant-numeric:tabular-nums}.ic-meta__value--accent{color:var(--color-accent);font-weight:600}.ic-meta__processing{color:var(--color-text-muted);align-items:center;gap:.5rem;padding:.6rem 0;font-size:.83rem;display:flex}.ic-meta__processing .lucide{flex-shrink:0;animation:1s linear infinite ic-spin}@keyframes ic-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.ic-download-btn{background:var(--color-accent);color:var(--color-accent-on);cursor:pointer;text-align:center;border:none;border-radius:6px;margin:1.25rem 1.5rem .5rem;padding:.4rem .9rem;font-size:.82rem;font-weight:600;transition:opacity .15s}.ic-download-btn:hover{opacity:.85}.ic-copy-btn{border:1px solid var(--color-border);color:var(--color-text-secondary);cursor:pointer;text-align:center;background:0 0;border-radius:6px;justify-content:center;align-items:center;gap:.4rem;margin:0 1.5rem .5rem;padding:.4rem .9rem;font-size:.82rem;font-weight:600;transition:opacity .15s;display:flex}.ic-copy-btn:hover{border-color:var(--color-accent);color:var(--color-text-primary)}.ic-copy-btn--ok{color:var(--color-success);border-color:var(--color-success-border);background-color:var(--color-success-bg)}.ic-copy-btn--err{color:var(--color-warning);border-color:var(--color-warning-border);background-color:var(--color-warning-bg)}.ic-clear-btn{border:1px solid var(--color-border);color:var(--color-text-secondary);cursor:pointer;text-align:center;background:0 0;border-radius:6px;margin:0 1.5rem 1.5rem;padding:.4rem .9rem;font-size:.82rem;font-weight:600;transition:opacity .15s}.ic-clear-btn:hover{border-color:var(--color-accent);color:var(--color-text-primary)}.ic-alpha-warn{color:var(--color-warning);border-top:1px solid var(--color-border);flex-shrink:0;align-items:flex-start;gap:.5rem;padding:.75rem 1.5rem;font-size:.8rem;line-height:1.4;display:flex}.ic-alpha-warn .lucide{flex-shrink:0;margin-top:1px}.ic-alpha-warn strong{font-weight:600}@media (width<=860px){.ic-result{grid-template-rows:auto auto;grid-template-columns:1fr}.ic-result__preview-wrap{border-right:none;border-bottom:1px solid var(--color-border);min-height:220px;max-height:360px}.ic-result__info{overflow-y:unset}}@media (width<=600px){.tool-header{flex-direction:column;gap:.75rem;padding:1rem}.ic-drop-zone{min-height:200px}}