:root{--bg:#f5f5f7;--panel:#fff;--border:#e2e2e6;--text:#2c2c30;--text-dim:#77777e;--accent:#e91e63;--accent-dim:#e91e631f;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;accent-color:var(--accent);font-family:system-ui,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;font-size:14px;line-height:1.5}button,select,input,label,summary{touch-action:manipulation}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;overflow:hidden}button{font:inherit;border:1px solid var(--border);background:var(--panel);color:var(--text);cursor:pointer;border-radius:8px;padding:6px 14px}button:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}button:disabled{opacity:.45;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}.welcome-page{place-items:center;height:100%;display:grid}.welcome-card{background:var(--panel);border:1px solid var(--border);text-align:center;border-radius:16px;padding:40px 48px;box-shadow:0 8px 30px #0000000f}.welcome-card h1{margin:0 0 8px;font-size:24px}.welcome-sub{color:var(--text-dim);margin:0 0 24px}.welcome-actions{flex-direction:column;gap:10px;min-width:260px;display:flex}.editor-page{flex-direction:column;height:100%;display:flex}.topbar{background:var(--panel);border-bottom:1px solid var(--border);align-items:center;gap:16px;padding:8px 12px;display:flex}.topbar-title{margin-right:auto;font-weight:600}.topbar-group{align-items:center;gap:8px;display:flex}.topbar button,.dialog-head button,.convert-actions button{justify-content:center;align-items:center;gap:5px;display:inline-flex}.topbar-group label{color:var(--text-dim);-webkit-user-select:none;user-select:none;align-items:center;gap:4px;display:flex}.zoom-label{text-align:right;min-width:48px;color:var(--text-dim);font-variant-numeric:tabular-nums}.editor-main{flex:1;min-height:0;display:flex}.toolbar{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;gap:4px;padding:8px 6px;display:flex}.tool-btn{background:0 0;border:1px solid #0000;flex-direction:column;align-items:center;gap:2px;width:52px;padding:6px 2px;display:flex}.tool-btn.active{border-color:var(--accent);background:var(--accent-dim);color:var(--accent)}.tool-icon{justify-content:center;align-items:center;height:20px;display:flex}.tool-label{font-size:11px}.tool-option{color:var(--text-dim);border-top:1px solid var(--border);align-items:center;gap:4px;margin-top:4px;padding:6px 4px;font-size:11px;display:flex}.palette-panel{background:var(--panel);border-left:1px solid var(--border);flex-direction:column;width:264px;min-height:0;display:flex}.palette-switch{padding:8px 12px 0}.palette-switch select{border:1px solid var(--border);width:100%;font:inherit;background:var(--panel);border-radius:6px;padding:5px 8px}.palette-switch-note{color:var(--accent);margin-top:4px;font-size:11px}.welcome-palette{color:var(--text-dim);justify-content:space-between;align-items:center;gap:8px;font-size:13px;display:flex}.welcome-palette select{border:1px solid var(--border);font:inherit;background:var(--panel);border-radius:6px;padding:5px 8px}.palette-current{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:10px 12px;display:flex}.palette-current-code{font-size:16px;font-weight:700}.palette-current-name{color:var(--text-dim);font-size:12px}.swatch{cursor:pointer;border:1px solid #00000026;border-radius:5px;width:22px;height:22px;padding:0}.swatch.selected{outline:2px solid var(--accent);outline-offset:1px}.swatch-lg{border-radius:8px;width:36px;height:36px}.palette-recent{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:6px;padding:8px 12px;display:flex}.palette-controls{border-bottom:1px solid var(--border);flex-direction:column;gap:6px;padding:8px 12px;display:flex}.palette-controls input[type=text],.palette-controls input:not([type]){border:1px solid var(--border);width:100%;font:inherit;border-radius:6px;padding:5px 8px}.palette-filters{color:var(--text-dim);flex-wrap:wrap;gap:8px;font-size:12px;display:flex}.palette-filters label{-webkit-user-select:none;user-select:none;align-items:center;gap:3px;display:flex}.manage-owned{margin-left:auto}.palette-list{flex:1;padding:6px 10px 12px;overflow-y:auto}.palette-series{color:var(--text-dim);margin:8px 2px 4px;font-size:11px}.palette-grid{grid-template-columns:repeat(5,1fr);gap:4px;display:grid}.palette-item{background:0 0;border:1px solid #0000;border-radius:6px;padding:0;position:relative}.palette-item.selected{border-color:var(--accent)}.palette-chip{text-align:center;font-variant-numeric:tabular-nums;border:1px solid #0000001f;border-radius:5px;padding:12px 0 3px;font-size:10px;line-height:1;display:block}.palette-count{background:var(--accent);color:#fff;pointer-events:none;border-radius:999px;padding:2px 4px;font-size:9px;line-height:1;position:absolute;top:-4px;right:-2px}.owned-mark{color:var(--accent);pointer-events:none;font-size:11px;position:absolute;top:-2px;left:2px}.convert-page{grid-template-columns:300px 1fr 320px;height:100%;display:grid}.convert-params{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;gap:14px;padding:16px;display:flex;overflow-y:auto}.convert-params h2{margin:0;font-size:16px}.field{flex-direction:column;gap:6px;font-size:13px;display:flex}.field>span{color:var(--text-dim);justify-content:space-between;display:flex}.field em{font-variant-numeric:tabular-nums;font-style:normal}.field select,.field input[type=number]{border:1px solid var(--border);font:inherit;background:var(--panel);border-radius:6px;padding:5px 8px}.checkbox-field{flex-direction:row;align-items:center;gap:8px}.preset-row{flex-wrap:wrap;gap:6px;display:flex}.preset-row button{padding:4px 8px;font-size:12px}.preset-row button.active{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.size-row{align-items:center;gap:8px;display:flex}.size-row input{width:72px}.hint{color:var(--text-dim);font-size:12px}.convert-actions{gap:8px;margin-top:auto;display:flex}.convert-actions .primary{flex:1}.convert-error{color:#c62828;font-size:13px}.convert-crop{background:#222;position:relative}.fit-whole{z-index:10;background:#ffffffeb;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}.convert-preview{background:var(--panel);border-left:1px solid var(--border);flex-direction:column;gap:8px;min-height:0;padding:12px;display:flex}.preview-title{color:var(--text-dim);font-size:13px}.preview-canvas{width:100%;image-rendering:pixelated;border:1px solid var(--border);background:repeating-conic-gradient(#ececef 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button,.welcome-secondary button{justify-content:center;align-items:center;gap:6px;display:inline-flex}@media (width<=480px){.welcome-secondary{flex-direction:column}}@media (width<=767px){.welcome-hint{display:none}}.topbar-title-btn{background:0 0;border:1px solid #0000;margin-right:0;padding:4px 8px}.topbar-title-btn:hover:not(:disabled){border-color:var(--border);color:var(--text)}.topbar-title-input{font:inherit;border:1px solid var(--accent);border-radius:8px;min-width:180px;padding:4px 8px;font-weight:600}.autosave-chip{color:var(--text-dim);min-width:70px;margin-right:auto;font-size:12px}.autosave-error{color:#c62828;font-weight:600}.statusbar-notice{color:var(--accent)}.dialog-narrow{width:min(440px,92vw)}.dialog-actions{justify-content:flex-end;gap:10px;margin-top:14px;display:flex}.dialog .field input{border:1px solid var(--border);font:inherit;border-radius:6px;padding:6px 8px}@media (width<=767px){.convert-page{-webkit-overflow-scrolling:touch;padding-bottom:calc(78px + env(safe-area-inset-bottom));grid-template-rows:300px auto auto;grid-template-columns:1fr;overflow-y:auto}.convert-crop{order:-1}.convert-params{border-right:none;overflow:visible}.convert-preview{border-left:none;border-top:1px solid var(--border)}.convert-actions{padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:var(--panel);border-top:1px solid var(--border);z-index:40;margin:0;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -6px 20px #00000014}.convert-actions button{min-height:48px}}.canvas-host{touch-action:none;background:#ebebee;flex:1;position:relative;overflow:hidden}.canvas-host canvas{position:absolute;inset:0}.statusbar{background:var(--panel);border-top:1px solid var(--border);color:var(--text-dim);align-items:center;gap:24px;min-height:26px;padding:4px 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var(--border);background:var(--panel);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:8px;align-items:center;gap:5px;min-height:44px;padding:6px 14px;list-style:none;display:inline-flex}.topbar-more summary::-webkit-details-marker{display:none}.topbar-more[open] summary{border-color:var(--accent);color:var(--accent)}.topbar-more-menu{background:var(--panel);border:1px solid var(--border);z-index:80;border-radius:10px;flex-direction:column;gap:6px;min-width:190px;padding:10px;display:flex;position:absolute;top:calc(100% + 6px);right:0;box-shadow:0 10px 30px #00000026}.topbar-more-menu button{justify-content:flex-start;min-height:44px}.topbar-more-menu label{min-height:44px;color:var(--text-dim);-webkit-user-select:none;user-select:none;align-items:center;gap:6px;display:flex}.editor-main{flex-direction:column}.canvas-host{order:1}.toolbar{border-right:none;border-top:1px solid var(--border);-webkit-overflow-scrolling:touch;background:linear-gradient(to right, var(--panel) 40%, #fff0) left center / 32px 100% no-repeat local, linear-gradient(to left, var(--panel) 40%, #fff0) right center / 32px 100% no-repeat local, radial-gradient(farthest-side at 0 50%, #0000002e, transparent) left center / 12px 100% no-repeat scroll, radial-gradient(farthest-side at 100% 50%, #0000002e, transparent) right center / 12px 100% no-repeat scroll;background-color:var(--panel);flex-direction:row;flex:none;order:2;align-items:center;gap:6px;padding:6px 8px;overflow-x:auto}.tool-btn{flex:none;width:auto;min-width:52px;min-height:48px}.tool-option{white-space:nowrap;border-top:none;border-left:1px solid var(--border);flex:none;min-height:40px;margin:0;padding:0 8px}.mobile-only{display:flex}.mode-toggle{border-right:1px solid var(--border);gap:4px;padding-right:6px}.palette-panel{border-left:none;border-top:1px solid var(--border);z-index:60;width:auto;height:60vh;padding-bottom:env(safe-area-inset-bottom);border-radius:16px 16px 0 0;transition:transform 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button.active{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.pixel-hint{border:1px solid var(--accent);background:var(--accent-dim);border-radius:8px;align-items:center;gap:8px;padding:8px 10px;font-size:12px;line-height:1.4;display:flex}.pixel-hint-text{flex:1}.pixel-hint-apply{border-color:var(--accent);color:var(--accent);background:var(--panel);white-space:nowrap;padding:3px 8px;font-size:12px}.pixel-hint-close{width:22px;height:22px;color:var(--text-dim);background:0 0;border:none;justify-content:center;align-items:center;padding:0;display:flex}.beta-note{color:var(--text-dim);margin:-8px 0 0;font-size:11px}.crop-tools{z-index:10;gap:8px;display:flex;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}.crop-tools .fit-whole,.crop-tools .crop-center{background:#ffffffeb;position:static;transform:none}.usage-stats{border-top:1px solid var(--border);flex-direction:column;min-height:0;display:flex}.usage-stats-toggle{width:100%;font:inherit;cursor:pointer;background:0 0;border:none;flex-shrink:0;justify-content:space-between;align-items:center;padding:8px 12px;font-size:13px;font-weight:600;display:flex}.usage-stats-body{flex-direction:column;min-height:0;padding:0 12px 10px;display:flex}.usage-stats-summary{color:var(--text-dim);justify-content:space-between;align-items:center;gap:8px;margin-bottom:6px;font-size:12px;display:flex}.usage-stats-summary label{align-items:center;gap:4px;display:flex}.usage-stats-summary select{border:1px solid var(--border);font:inherit;background:var(--panel);border-radius:5px;padding:2px 4px;font-size:12px}.usage-stats-list{flex-direction:column;gap:2px;min-height:0;max-height:40vh;display:flex;overflow-y:auto}.usage-stats-summary{flex-shrink:0}.usage-stats-row{align-items:center;gap:8px;padding:2px 0;font-size:12px;display:flex}.usage-stats-row .swatch{cursor:default;border-radius:4px;flex-shrink:0;width:16px;height:16px}.usage-stats-code{min-width:40px;font-weight:600}.usage-stats-count{font-variant-numeric:tabular-nums;margin-left:auto}.usage-stats-buy{color:var(--text-dim);font-variant-numeric:tabular-nums;text-align:right;min-width:48px}.usage-stats-empty{color:var(--text-dim);padding:4px 0;font-size:12px}.inapp-warn{color:#874d00;background:#fff7e6;border:1px solid #ffd591;border-radius:8px;margin-top:12px;padding:10px 12px;font-size:13px;line-height:1.5}@keyframes sheet-in{0%{transform:translateY(28px)}to{transform:translateY(0)}}@media (width<=767px){input,select,textarea{scroll-margin-block:96px;font-size:16px!important}.field select,.field input[type=number],.dialog .field input,.palette-switch select,.welcome-palette select{min-height:44px}input[type=range]{height:36px}.preset-chips button,.preset-row button{min-height:40px}.pixel-hint-apply{min-height:36px}.pixel-hint-close{width:36px;height:36px}.checkbox-field{min-height:40px}.crop-tools button{min-height:44px}.dialog-backdrop{place-items:end stretch}.dialog{width:auto;max-height:calc(100dvh - 40px);padding:16px 16px calc(16px + env(safe-area-inset-bottom));border-radius:16px 16px 0 0;animation:.22s sheet-in}.dialog-head button{min-width:44px;min-height:44px}.dialog-row button,.dialog-row select,.dialog-row label{min-height:44px}.dialog-actions button{min-height:48px}.welcome-page{padding:16px 0 calc(16px + env(safe-area-inset-bottom))}.welcome-card{max-width:94vw;padding:28px 18px}.welcome-actions button,.welcome-secondary button{min-height:48px}.recent-delete{padding:4px 14px}}@media (prefers-reduced-motion:reduce){.dialog{animation:none}.palette-panel{transition:none}}.usage-stats-title{align-items:center;gap:5px;display:inline-flex}.terms-gate{z-index:300;background:var(--bg);place-items:center;padding:24px;display:grid;position:fixed;inset:0}.terms-gate:focus{outline:none}.terms-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;flex-direction:column;width:min(720px,100%);max-height:min(780px,100%);animation:.25s terms-in;display:flex;overflow:hidden;box-shadow:0 16px 50px #00000024}@keyframes terms-in{0%{opacity:0;transform:translateY(8px)}}.terms-head{border-bottom:1px solid var(--border);padding:18px 26px 12px}.terms-head h1{margin:0;font-size:19px}.terms-body{text-align:left;overscroll-behavior:contain;flex:1;min-height:0;padding:6px 26px 20px;font-size:13px;line-height:1.8;overflow-y:auto}.terms-body h2{margin:20px 0 6px;font-size:15px}.terms-body ul{margin:6px 0;padding-left:20px}.terms-version{color:var(--text-dim);font-size:12px}.terms-foot{border-top:1px solid var(--border);justify-content:flex-end;align-items:center;gap:12px;padding:12px 26px;display:flex}.terms-foot button{min-height:40px;padding:8px 22px}.terms-hint{color:var(--text-dim);font-size:12px}.link-btn{font-size:inherit;color:inherit;cursor:pointer;background:0 0;border:none;padding:0;text-decoration:underline}@media (width<=640px){.terms-gate{padding:0}.terms-card{width:100%;height:100%;max-height:100%;padding-bottom:env(safe-area-inset-bottom);border:none;border-radius:0}.terms-foot button{flex:1;min-height:48px}}@media (prefers-reduced-motion:reduce){.terms-card{animation:none}}