*,*:before,*:after{box-sizing:border-box}*{margin:0}html{interpolate-size:allow-keywords}body{line-height:1.5;-webkit-font-smoothing:antialiased}img,picture,video,canvas,svg{display:block;max-width:100%}input,button,textarea,select{font:inherit}p{overflow-wrap:break-word;text-wrap:pretty}h1,h2,h3,h4,h5,h6{overflow-wrap:break-word;text-wrap:balance}#root,#app{isolation:isolate}:root{--bg: #ececef;--bg-elevated: #ffffff;--border: #d4d4d8;--border-strong: #18181b;--text: #18181b;--text-muted: #6b7280;--accent: #18181b;--shadow: 0 14px 32px -16px rgba(15, 15, 20, .32);--checker-a: #f4f4f5;--checker-b: #dcdce0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg: #18181b;--bg-elevated: #232327;--border: #2d2d33;--border-strong: #f4f4f5;--text: #f4f4f5;--text-muted: #a1a1aa;--accent: #f4f4f5;--shadow: 0 14px 32px -16px rgba(0, 0, 0, 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var(--border);border-radius:8px;color:var(--text);cursor:pointer;padding:0;transition:transform .08s ease,border-color .12s ease,background .12s ease}.tool-button svg{width:60%;height:60%;shape-rendering:crispEdges}.tool-button:hover:not(.is-active){border-color:var(--text-muted)}.tool-button.is-active{background:var(--accent);border-color:var(--accent);color:var(--bg-elevated)}.tool-button:active{transform:translateY(1px)}.current-color{width:100%;height:28px;border-radius:6px;border:1.5px solid var(--border-strong)}.palette{display:grid;grid-template-columns:repeat(8,1fr);gap:4px}.swatch{width:100%;aspect-ratio:1 / 1;border-radius:4px;border:1.5px solid var(--border);cursor:pointer;padding:0}.swatch:hover{transform:scale(1.06)}.swatch.is-active{border-color:var(--border-strong);box-shadow:0 0 0 2px var(--bg-elevated),0 0 0 3.5px var(--border-strong)}.custom-color{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:var(--text-muted)}.custom-color input[type=color]{width:42px;height:28px;border:1.5px solid var(--border);border-radius:6px;background:transparent;cursor:pointer;padding:0}.size-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:.4rem}.size-button{background:var(--bg);border:1.5px solid var(--border);border-radius:8px;padding:.45rem 0;font-size:.85rem;font-weight:600;cursor:pointer;color:var(--text)}.size-button.is-active{background:var(--accent);color:var(--bg-elevated);border-color:var(--accent)}.actions{display:flex;flex-direction:column;gap:.5rem}.history-buttons{display:grid;grid-template-columns:1fr 1fr;gap:.4rem}.history-buttons button,.ghost-button,.primary-button{font-weight:600;border-radius:8px;cursor:pointer;padding:.55rem .75rem;border:1.5px solid var(--border);background:var(--bg);color:var(--text);transition:background .12s ease,color .12s ease,border-color .12s ease}.history-buttons button:disabled{opacity:.4;cursor:not-allowed}.ghost-button:hover,.history-buttons button:not(:disabled):hover{border-color:var(--text-muted)}.primary-button{background:var(--accent);color:var(--bg-elevated);border-color:var(--accent)}.primary-button:hover{filter:brightness(1.1)}.recent-strip{background:var(--bg-elevated);border:1px solid var(--border);border-radius:14px;padding:1rem 1.1rem;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.6rem}.recent-empty{font-size:.9rem;color:var(--text-muted)}.recent-list{list-style:none;padding:0;margin:0;display:flex;gap:.5rem;overflow-x:auto;padding-bottom:.35rem}.recent-thumb{position:relative;display:flex;flex-direction:column;padding:0;border-radius:8px;border:1.5px solid var(--border);background:linear-gradient(45deg,var(--checker-b) 25%,transparent 25%,transparent 75%,var(--checker-b) 75%) 0 0/16px 16px,linear-gradient(45deg,var(--checker-b) 25%,transparent 25%,transparent 75%,var(--checker-b) 75%) 8px 8px/16px 16px,var(--checker-a);cursor:pointer;overflow:hidden;width:64px;height:64px;flex-shrink:0;transition:border-color .12s ease,transform .12s ease}.recent-thumb:hover{border-color:var(--border-strong);transform:translateY(-1px)}.recent-thumb img{width:100%;height:100%;image-rendering:pixelated;display:block}.recent-size{position:absolute;bottom:2px;right:2px;font-size:.6rem;font-weight:700;background:#0009;color:#fff;padding:1px 4px;border-radius:3px;letter-spacing:.04em}
