@charset "UTF-8";
:root{--bg:#f5f7fc;--white:#fff;--ink:#29334f;--muted:#7e89a2;--accent:#5363d6;--accent-light:#edf1ff;--line:#e3e8f2;--font:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;--mono:"Cascadia Code","SFMono-Regular",Consolas,"Liberation Mono",monospace}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.6 var(--font)}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button{border:0;background:none}a{color:inherit;text-decoration:none}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}button{transition:background .18s,color .18s,box-shadow .18s,transform .18s}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,pre:focus-visible,textarea:focus-visible{outline:3px solid #8792b5;outline-offset:3px}button:disabled{cursor:not-allowed;opacity:.45}[hidden]{display:none!important}.svg-defs{position:absolute;width:0;height:0;overflow:hidden}.sidebar{position:fixed;inset:0 auto 0 0;width:228px;border-right:1px solid var(--line);background:#fcfcfa;z-index:20;padding:34px 20px 20px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:11px;padding:0 10px;font-size:25px;letter-spacing:2px;font-weight:750;line-height:1.15}.brand-en{display:block;font:9px/1.7 var(--font);letter-spacing:3.4px;color:#7582a8;margin-top:5px}.brand-mark{width:43px;height:43px;border-radius:13px;background:var(--accent);display:grid;grid-template-columns:10px 10px;grid-template-rows:10px 10px;gap:5px;place-content:center}.brand-mark i{background:#fff;border-radius:2px}.brand-mark i:nth-child(2){background:#adbae0}.brand-mark i:last-child{transform:rotate(-13deg)}.nav-label{font-size:11px;color:#7b87ac;letter-spacing:1.1px;padding:0 13px;margin:38px 0 13px}.nav-item{width:100%;display:flex;align-items:center;gap:12px;padding:12px 13px;margin:5px 0;border-radius:8px;text-align:left;font-size:13px;color:#5e6c97}.nav-item svg{width:18px;height:18px}.nav-item:hover{background:#ebedf5;color:var(--accent)}.nav-item.selected{background:#e4e7f2;color:var(--accent);font-weight:600}.nav-count{margin-left:auto;font-size:10px;background:#fff9;padding:0 6px;border-radius:4px}.side-arrow{margin-left:auto;color:#929cbb;font-size:18px}.nav-divider{height:1px;background:var(--line);margin:23px 13px}.nav-divider+.nav-label{margin-top:0}.side-bottom{margin-top:auto;padding-top:40px}.privacy-note{padding:18px 13px;border:1px solid #dce1ef;border-radius:10px;background:linear-gradient(130deg,#e9ecf4,#f4f6fa)}.privacy-icon{display:block;color:var(--accent);margin-bottom:8px}.privacy-note strong{font-size:12px;font-weight:600}.privacy-note p{font-size:11px;line-height:1.9;color:#7380a8;margin:8px 0 13px}.local-tag{font-size:9px;color:#59678f;display:flex;gap:6px;align-items:center}.local-tag i,.online-dot{width:5px;height:5px;border-radius:50%;background:#606e99;display:inline-block}.help-button{display:flex;gap:10px;align-items:center;width:100%;padding:20px 10px 12px;font-size:12px;color:#59668e}.help-button svg{width:17px;height:17px}.help-button span{margin-left:auto}.version{font-size:9px;color:#8d97b7;display:block;text-align:center}.app-shell{margin-left:228px}.topbar{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 40px;background:#fcfcf9}.breadcrumb{display:flex;align-items:center;gap:15px;font-size:12px;color:#7b87ac}.breadcrumb strong{font-weight:500;color:#3b435d}.crumb-slash{color:#b6bdd1}.top-right{display:flex;align-items:center;gap:8px;font-size:11px;color:#707da5}.top-divider{height:14px;width:1px;background:#d0d6e9;margin:0 12px}.top-help{display:flex;align-items:center;gap:9px;font-size:11px;color:#59678f}.top-help svg{width:15px;height:15px}.mobile-menu{display:none!important}main{max-width:1450px;margin:auto;padding:39px 40px 0}.intro{display:flex;align-items:center;justify-content:space-between;gap:24px}.eyebrow{font-size:9px;letter-spacing:2px;color:#707da5;font-weight:600;display:flex;align-items:center;gap:7px}.eyebrow>span{width:5px;height:5px;border-radius:50%;background:#62719d}h1{font-size:36px;line-height:1.4;letter-spacing:1px;font-weight:650;margin:10px 0 8px;position:relative;width:fit-content}h1>span{color:var(--accent)}.heading-spark{position:absolute;width:30px;height:30px;right:-43px;top:-3px;stroke:none;fill:#818eb7;transform:rotate(9deg)}.intro p{color:#7a87ac;font-size:12px;margin:0;letter-spacing:.5px}.search-box{height:45px;width:315px;border:1px solid #d6dcec;background:#fff;display:flex;align-items:center;padding:0 13px;gap:10px;border-radius:8px;color:#8692b4;margin-top:20px;box-shadow:0 2px 3px #262b3c02}.search-box:focus-within{border-color:#808caf;box-shadow:0 0 0 3px #37446b10}.search-box>svg{width:17px;height:17px}.search-box input{min-width:0;width:100%;border:0;background:none;outline:none;font-size:12px;color:var(--ink)}input::placeholder{color:#8e98b8}.search-box input:focus-visible{outline:none}.search-box kbd{font:10px var(--font);white-space:nowrap;border:1px solid #e0e4f0;border-radius:4px;padding:2px 5px;background:#f8f9fb;color:#909ab9}.benefits{display:flex;align-items:center;gap:25px;margin:28px 0 26px;color:#62709c;font-size:11px}.benefits>span{display:flex;align-items:center;gap:7px;white-space:nowrap}.benefits svg{width:14px;height:14px;color:#5c6a94}.benefit-line{height:1px;background:var(--line);flex:1}.benefits .benefit-end{font-size:10px;color:#8a95b5;letter-spacing:.4px}.workspace{background:#fff;border:1px solid #d6dcec;border-radius:13px;box-shadow:0 5px 20px #282e4104;overflow:hidden}.workspace-heading{display:flex;align-items:center;justify-content:space-between;padding:22px 24px}.tool-heading{display:flex;align-items:center;gap:13px}.tool-icon{width:43px;height:43px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.tool-icon svg{width:23px;height:23px;stroke-width:1.7}.green{background:#e7eaf3;color:#515d82}.purple{background:#f0ecf8;color:#927bb8}.blue{background:#eaf0f9;color:#6487bc}.orange{background:#fbf0e5;color:#bd9761}.pink{background:#f7ebf0;color:#b87a97}.teal{background:#e7eaf4;color:#61709b}.title-line{display:flex;align-items:center;gap:10px}.title-line h2{font-size:17px;font-weight:600;margin:0;line-height:1.5}.small-badge{font-size:9px;color:#7481a8;background:#eff1f7;border:1px solid #dfe3f0;padding:0 6px;border-radius:4px}.tool-heading p{font-size:11px;color:#7a87ac;margin:3px 0 0}.favorite-button{display:flex;align-items:center;gap:6px;color:#7683aa;font-size:11px;padding:7px 9px;border:1px solid #dbe0ee;border-radius:6px}.favorite-button svg{width:14px;height:14px}.favorite-button:hover{background:#f4f6fa}.favorite-button[aria-pressed=true]{color:#ac8546;border-color:#e4d9bd;background:#fffaf0}.favorite-button[aria-pressed=true] svg{fill:#e6bf63}.tool-toolbar{height:52px;background:#fcfcfa;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 23px;gap:12px}.mode-tabs{display:flex;gap:4px}.mode-tabs button{font-size:11px;color:#7b87ac;padding:6px 13px;border-radius:5px;white-space:nowrap}.mode-tabs button.active{color:var(--accent);background:#e4e7f2;font-weight:600}.toolbar-options{display:flex;align-items:center;font-size:10px;color:#7a86ab;gap:9px}.toolbar-options select{font-size:10px;color:#536085;background:white;border:1px solid #d4daeb;border-radius:4px;padding:4px 7px;max-width:150px}.editors{display:grid;grid-template-columns:1fr 1fr}.editor-pane{min-width:0}.editor-pane+.editor-pane{border-left:1px solid var(--line)}.pane-heading{height:46px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;font-size:11px;gap:8px}.pane-heading>span,.pane-heading>div{display:flex;align-items:center;gap:8px}.pane-heading strong{font-weight:500;color:#566389}.pane-dot{width:5px;height:5px;border-radius:50%;background:#a5aec7}.green-dot{background:#606f9a}.text-button{font-size:10px;color:#566389;padding:5px}.text-button:hover{color:var(--accent);background:#e6e9f3;border-radius:4px}.text-button.muted{color:#828eb1}.tiny-divider{height:9px;width:1px;background:#dadfee}.text-editor{display:flex;height:268px;position:relative;overflow:hidden}.line-numbers{font:12px/23px var(--mono);padding:9px 12px 9px 0;min-width:44px;text-align:right;color:#acb4cb;white-space:pre;user-select:none;overflow:hidden;flex-shrink:0}.text-editor textarea{resize:none;flex:1;min-width:0;height:100%;border:0;outline:0;color:#485374;background:transparent;font:12px/23px var(--mono);tab-size:2;padding:9px 17px 9px 0;white-space:pre;overflow:auto}.text-editor textarea:focus-visible{outline:0;box-shadow:inset 0 0 0 1px #9ba4c070}.text-editor textarea::placeholder{color:#a4acc6}.output-pane{background:#fafbfe}.output-editor pre{margin:0;flex:1;min-width:0;overflow:auto;white-space:pre;font:12px/23px var(--mono);tab-size:2;padding:9px 17px 9px 0;color:#505c80}.output-editor code{font:inherit}.json-key{color:#5b6891}.json-string{color:#b48c62}.json-number{color:#8b79ad}.json-boolean,.json-null{color:#6d94ab}.output-placeholder{position:absolute;top:10px;left:44px;font-size:12px;color:#9ea7c3;pointer-events:none}.pane-footer{height:32px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;color:#8b96b6;font-size:9px;border-top:1px solid #ebeef6}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;padding:5px;border-radius:5px;color:#7380a8}.icon-button svg{width:15px;height:15px}.icon-button:hover{background:#e4e8f3;color:var(--accent)}.result-tag{font-size:8px;border-radius:4px;background:#e7eaf4;color:#63729e;padding:1px 6px;white-space:nowrap}.workspace-bottom{display:flex;justify-content:space-between;align-items:center;padding:16px 23px;border-top:1px solid var(--line);gap:15px}.shortcut-hint{display:flex;align-items:center;gap:6px;font-size:10px;color:#7b88ad}.shortcut-hint svg{width:13px;height:13px}.run-actions{display:flex;align-items:center;gap:16px}.shortcut{font-size:9px;color:#929cba}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);border-radius:6px;padding:10px 16px;color:#fff;font-size:11px;box-shadow:0 2px 4px #27304b20}.primary-button:hover{background:#4656c3;transform:translateY(-1px)}.primary-button svg{width:14px;height:14px}.primary-button .run-arrow{width:15px;margin-left:17px}.status-message{padding:10px 22px;background:#fdf3ee;color:#b6674f;font-size:11px;overflow-wrap:anywhere;border-top:1px solid #f5e1d7}.status-message.success{color:#4a5577;background:#eceef6;border-color:#d6dcec}.tool-library{margin-top:32px;scroll-margin-top:24px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:19px}.section-heading h2{font-size:16px;font-weight:600;margin:0;display:flex;align-items:center;gap:10px}.section-heading h2 span{font:10px var(--mono);color:#7380a8;background:#e2e6f1;border-radius:4px;padding:3px 5px}.section-heading p{font-size:10px;color:#838fb2;margin:5px 0 0}.filter-tabs{display:flex;gap:5px}.filter-tabs button{font-size:10px;color:#7a86ab;padding:5px 12px;border-radius:5px}.filter-tabs button.active{color:var(--accent);background:#dee3f0}.filter-tabs button:hover{background:#e6e9f3}.tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.tool-card{position:relative;text-align:left;padding:19px;background:#fff;border:1px solid var(--line);border-radius:9px;transition:border-color .2s,transform .2s,box-shadow .2s;min-width:0}.tool-card:hover{transform:translateY(-3px);border-color:#97a1be;box-shadow:0 5px 12px #292f4209}.tool-card.current{border-color:#a6afc8;background:#fafbfe}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.card-top .tool-icon{width:35px;height:35px;border-radius:8px}.card-top svg{width:19px;height:19px}.card-top>.card-arrow{width:16px;height:16px;color:#a4acc6}.card-badge{color:#7b88ad;font-size:8px;border:1px solid #d4daeb;border-radius:4px;padding:1px 6px}.tool-card h3{font-size:13px;font-weight:600;margin:0 0 5px}.tool-card p{font-size:10px;color:#808cb0;margin:0;line-height:1.8}.card-tags{display:flex;gap:6px;margin-top:13px}.card-tags span{font-size:8px;color:#828db0;background:#f0f2f8;padding:1px 6px;border-radius:3px}.empty-state{text-align:center;padding:45px 15px;border:1px dashed #c7cee4;border-radius:9px;color:#6a78a1}.bottom-note{display:flex;align-items:center;gap:12px;border-top:1px solid #dadfed;border-bottom:1px solid #dadfed;margin-top:29px;padding:19px 4px}.note-spark{font-size:25px;color:#8c97b7}.bottom-note p{font-size:11px;color:#828eb1;margin:0}.bottom-note strong{color:#5e6c96;font-weight:400}.bottom-note>span:last-child{margin-left:auto;font:10px Georgia,serif;font-style:italic;color:#838fb2}footer{display:flex;align-items:center;justify-content:space-between;color:#909ab9;font-size:9px;padding:21px 0 25px;gap:12px}footer>div{display:flex;gap:10px;align-items:center}footer button{font-size:9px;color:inherit;padding:0}footer button:hover{color:var(--accent)}.toast{position:fixed;left:calc(50% + 114px);bottom:28px;transform:translateX(-50%);background:#28314d;color:#fff;padding:11px 20px;border-radius:8px;z-index:100;font-size:12px;box-shadow:0 5px 25px #21294125;max-width:85vw}.image-upload{height:268px;padding:8px 18px 15px}.dropzone{width:100%;height:100%;border:1px dashed #b0b7cd;border-radius:8px;background:#f5f6fb;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:15px;padding:18px;text-align:center}.dropzone.dragover{background:#e0e5f3;border-color:var(--accent)}.upload-symbol{width:50px;height:50px;display:grid;place-items:center;background:#e4e8f3;border-radius:14px;color:#63719d}.upload-symbol svg{width:25px;height:25px}.dropzone strong{font-size:12px;font-weight:400;color:#62719d}.dropzone strong span{color:var(--accent);margin-left:4px}.dropzone>span:last-child{font-size:9px;color:#8a95b6}.image-preview{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}.image-preview img{max-width:100%;max-height:155px;object-fit:contain;border-radius:4px;background:repeating-conic-gradient(#e8ebf4 0% 25%,#fff 0% 50%) 50%/16px 16px}.image-preview strong{font-size:11px;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.image-preview>span{font-size:10px;color:#7985ab}.mobile-shade{display:none}dialog{width:min(480px,calc(100% - 36px));border:1px solid #d0d6e9;border-radius:16px;padding:27px;box-shadow:0 20px 80px #20253522;color:var(--ink)}dialog::backdrop{background:#1c223255;backdrop-filter:blur(3px)}.dialog-top{display:flex;align-items:center;justify-content:space-between}.dialog-label{font-size:10px;letter-spacing:2px;color:#7582a8}dialog h2{font-size:24px;margin:14px 0}#dialog-body{font-size:13px;line-height:1.9;color:#61709b}#dialog-body p{margin:12px 0}dialog>.primary-button{margin-top:15px;float:right}
@media(min-width:1550px){main{padding-top:48px}.text-editor,.image-upload{height:310px}.tool-card{padding:23px}.tool-library{margin-top:36px}}
@media(max-width:1200px){.sidebar{width:200px;padding-left:14px;padding-right:14px}.app-shell{margin-left:200px}.topbar{padding:0 28px}main{padding:30px 28px 0}.search-box{width:270px}.benefit-end{display:none!important}.toast{left:calc(50% + 100px)}.pane-heading{padding:0 12px;gap:4px}.pane-heading>span,.pane-heading>div{gap:5px}.workspace-heading{padding:20px}.section-heading h2{font-size:15px}.filter-tabs button{padding:5px 9px}}
@media(max-width:1000px){.sidebar{width:180px;padding-left:10px;padding-right:10px}.app-shell{margin-left:180px}.brand{font-size:23px}.privacy-note{padding:13px 9px}.privacy-note p{font-size:10px}.version{font-size:8px}main{padding:28px 23px 0}.topbar{padding:0 23px}.search-box{width:230px}.search-box kbd{display:none}h1{font-size:31px}.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.shortcut{display:none}.result-tag{display:none}.section-heading{align-items:flex-start}.filter-tabs{gap:2px}.filter-tabs button{padding:5px 7px}.toast{left:calc(50% + 90px)}.pane-footer{padding:0 12px}.pane-footer span:last-child{font-size:8px}.text-editor textarea,.output-editor pre,.line-numbers{font-size:11px}.line-numbers{min-width:34px;padding-right:8px}.output-placeholder{left:34px}}
@media(max-width:760px){.sidebar{transform:translateX(-100%);transition:transform .23s;width:228px;padding:30px 20px}.sidebar.open{transform:translateX(0)}.mobile-shade.visible{display:block;position:fixed;inset:0;background:#252b3c50;z-index:19;backdrop-filter:blur(2px)}.app-shell{margin-left:0}.mobile-menu{display:inline-flex!important}.topbar{height:61px;padding:0 18px}.breadcrumb{gap:10px}.top-right>span{display:none}.top-help{font-size:10px}.top-help svg{width:14px}main{padding:29px 20px 0}.intro{align-items:flex-start;flex-direction:column;gap:20px}.eyebrow{font-size:8px}h1{font-size:32px;margin-top:9px}.heading-spark{width:25px;right:-35px}.intro p{font-size:11px}.search-box{width:100%;height:43px;margin:0}.search-box kbd{display:block}.benefits{gap:23px;margin:21px 0;font-size:10px}.benefit-line{display:none}.workspace-heading{padding:18px 15px}.tool-icon{width:36px;height:36px}.tool-icon svg{width:20px;height:20px}.tool-heading{gap:10px}.title-line{gap:7px}.title-line h2{font-size:15px}.small-badge{font-size:8px}.tool-heading p{font-size:10px}.favorite-button{padding:7px}.favorite-button>span{display:none}.tool-toolbar{padding:0 13px;height:auto;min-height:49px;flex-wrap:wrap;gap:6px;padding-top:8px;padding-bottom:8px}.mode-tabs button{padding:5px 10px;font-size:10px}.toolbar-options{gap:5px;font-size:9px}.toolbar-options select{font-size:9px;padding:4px;max-width:135px}.editors{grid-template-columns:1fr}.editor-pane+.editor-pane{border-left:0;border-top:1px solid var(--line)}.pane-heading{padding:0 15px}.pane-heading>span,.pane-heading>div{gap:8px}.result-tag{display:inline}.text-editor{height:215px}.text-editor textarea,.output-editor pre,.line-numbers{font-size:11px;line-height:22px}.line-numbers{min-width:38px}.output-placeholder{left:38px}.pane-footer{padding:0 15px}.workspace-bottom{padding:13px 14px;gap:12px}.shortcut-hint{font-size:9px;gap:4px}.shortcut-hint span{max-width:112px}.primary-button{padding:10px 12px;font-size:10px}.primary-button .run-arrow{margin-left:5px}.section-heading{flex-direction:column;gap:14px;margin-bottom:14px}.section-heading p{font-size:10px}.section-heading h2{font-size:16px}.filter-tabs{gap:8px;width:100%;border-bottom:1px solid var(--line);padding-bottom:12px}.filter-tabs button{padding:5px 13px;font-size:11px}.tool-library{margin-top:28px}.tool-grid{gap:10px}.tool-card{padding:14px 12px}.tool-card h3{font-size:12px}.tool-card p{font-size:9px;min-height:33px}.card-tags{gap:4px}.card-tags span{font-size:7px;padding:1px 4px}.bottom-note{gap:8px;margin-top:24px;padding:16px 0}.bottom-note p{font-size:10px}.bottom-note>span:last-child{display:none}footer{font-size:8px;flex-wrap:wrap;padding:17px 0 22px;gap:8px}footer>span:nth-child(2){display:none}footer button{font-size:8px}.toast{left:50%;white-space:normal;text-align:center;width:max-content}.image-upload{height:250px}.privacy-note p{font-size:11px}.version{font-size:9px}}
/* Keep secondary controls and tool descriptions comfortable to read. */
.sidebar{overflow-y:auto}.sidebar>*{flex-shrink:0}
.nav-label{font-size:12px}.nav-item{font-size:14px}.top-right,.top-help{font-size:12px}.intro p{font-size:13px;color:#63719d}.benefits{font-size:12px}.tool-heading p{font-size:12px;color:#61709b}.mode-tabs button{font-size:12px}.pane-heading{font-size:12px}.text-button{font-size:11px}.favorite-button{font-size:12px}.text-editor textarea,.output-editor pre,.line-numbers{font-size:13px}.pane-footer{font-size:10px;color:#6d7ba4}.shortcut-hint{font-size:11px;color:#62709c}.primary-button{font-size:12px}.section-heading p{font-size:12px;color:#6d7ba4}.filter-tabs button{font-size:12px}.tool-card h3{font-size:14px}.tool-card p{font-size:12px;color:#6775a0}.card-tags span{font-size:10px}.bottom-note p{font-size:12px}.privacy-note p{color:#606f9a}.toolbar-options,.toolbar-options select{font-size:11px}.small-badge{font-size:10px}.result-tag{font-size:9px}.card-badge{font-size:9px}
@media(max-width:760px){.top-help{font-size:11px}.nav-label{font-size:11px}.intro p{font-size:12px}.benefits{font-size:11px;gap:20px}.tool-heading p{font-size:11px}.mode-tabs button{font-size:11px}.text-button{font-size:11px}.text-editor textarea,.output-editor pre,.line-numbers{font-size:12px}.pane-heading{font-size:11px}.pane-footer{font-size:10px}.pane-footer span:last-child{font-size:9px}.toolbar-options,.toolbar-options select{font-size:10px}.small-badge{font-size:8px}.shortcut-hint{font-size:10px}.primary-button{font-size:11px}.section-heading p{font-size:11px}.filter-tabs{gap:5px}.filter-tabs button{font-size:11px}.tool-card h3{font-size:13px}.tool-card p{font-size:11px;min-height:40px}.card-tags span{font-size:8px}.bottom-note p{font-size:11px}.card-badge{font-size:8px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}}