@font-face{font-family:"Noto Serif SC";src:url(/assets/noto-serif-sc-chinese-simplified-700-normal-B9DMK6uu.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:700}@font-face{font-family:ZCOOL XiaoWei;src:url(/assets/zcool-xiaowei-chinese-simplified-400-normal-D-er3HRg.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:400}@font-face{font-family:ZCOOL QingKe HuangYou;src:url(/assets/zcool-qingke-huangyou-chinese-simplified-400-normal-_x64mwOQ.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:400}@font-face{font-family:Ma Shan Zheng;src:url(/assets/ma-shan-zheng-chinese-simplified-400-normal-Cq4ZnsCU.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:400}@font-face{font-family:Long Cang;src:url(/assets/long-cang-chinese-simplified-400-normal-BTojxqN9.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:400}@font-face{font-family:Liu Jian Mao Cao;src:url(/assets/liu-jian-mao-cao-chinese-simplified-400-normal-Bs9H45gj.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:400}@font-face{font-family:汉呈吴红生钢笔楷书;src:url(/signature-fonts/hancheng-wuhongsheng.woff2) format("woff2");font-display:swap}@font-face{font-family:华阳手写;src:url(/signature-fonts/huayang.woff2) format("woff2");font-display:swap}@font-face{font-family:李国夫手写体;src:url(/signature-fonts/liguofu.woff2) format("woff2");font-display:swap}@font-face{font-family:青叶手写体;src:url(/signature-fonts/qingye.woff2) format("woff2");font-display:swap}@font-face{font-family:神韵英子楷书;src:url(/signature-fonts/shenyun-yingzi.woff2) format("woff2");font-display:swap}@font-face{font-family:云烟体;src:url(/signature-fonts/yunyan.woff2) format("woff2");font-display:swap}@font-face{font-family:蔡云汉硬笔行书简书法字体;src:url(/signature-fonts/caiyunhan.woff2) format("woff2");font-display:swap}@font-face{font-family:荷塘月色手写体;src:url(/signature-fonts/hetang-yuese.woff2) format("woff2");font-display:swap}@font-face{font-family:鸿雷小纸条青春体;src:url(/signature-fonts/honglei-xiaozhitiao.woff2) format("woff2");font-display:swap}@font-face{font-family:平方乔木体;src:url(/signature-fonts/pingfang-qiaomu.woff2) format("woff2");font-display:swap}@font-face{font-family:平方洒脱体;src:url(/signature-fonts/pingfang-satuo.woff2) format("woff2");font-display:swap}@font-face{font-family:平方韶华体;src:url(/signature-fonts/pingfang-shaohua.woff2) format("woff2");font-display:swap}@font-face{font-family:手书体;src:url(/signature-fonts/zhiyong-shoushu.woff2) format("woff2");font-display:swap}@font-face{font-family:平方长安体;src:url(/signature-fonts/pingfang-changan.woff2) format("woff2");font-display:swap}:root{color:#231f1c;background:#e9e5de;font-family:Aptos,PingFang SC,Microsoft YaHei,sans-serif;font-synthesis:none;--ink: #241f1b;--muted: #716b65;--line: #d8d2ca;--paper: #f7f4ef;--panel: #fffdf9;--seal: #d9271d;--charcoal: #26221f;--shadow: 0 18px 60px rgba(50, 42, 35, .11)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}button,input,select{font:inherit}button{color:inherit}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--seal);outline-offset:2px}.app-shell{min-height:100vh;background:var(--paper)}.topbar{height:68px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;padding:0 22px;color:#f7f0e8;background:var(--charcoal);border-bottom:1px solid #3b3530}.brand{display:flex;align-items:center;gap:10px}.brand__mark{width:36px;height:36px;display:grid;place-items:center;color:#fff;background:var(--seal);border-radius:4px;transform:rotate(-3deg)}.brand__name{font-family:STSong,Songti SC,serif;font-size:23px;font-weight:800;letter-spacing:.12em}.brand__edition{color:#a9a19a;font-size:10px;font-weight:700;letter-spacing:.18em}.topbar__status{display:flex;align-items:center;gap:8px;color:#bcb4ad;font-size:12px}.status-dot{width:7px;height:7px;display:inline-block;border-radius:50%;background:#4bb675;box-shadow:0 0 0 3px #4bb67524}.topbar__actions{justify-self:end;display:flex;align-items:center;gap:8px}.icon-button,.ghost-button,.primary-button,.toolbar-button,.secondary-action{border:0;cursor:pointer;transition:transform .16s ease,background .16s ease,color .16s ease,border-color .16s ease}.icon-button:hover,.ghost-button:hover,.primary-button:hover,.toolbar-button:hover,.secondary-action:hover{transform:translateY(-1px)}.icon-button{width:34px;height:34px;display:grid;place-items:center;color:#d8d1ca;background:#38322e;border:1px solid #49413a;border-radius:5px}.icon-button:disabled{opacity:.35;cursor:default;transform:none}.ghost-button,.primary-button{min-height:36px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:0 14px;border-radius:5px;font-size:13px;font-weight:700}.ghost-button{color:#efe9e2;background:#38322e;border:1px solid #49413a}.primary-button{color:#fff;background:var(--seal);box-shadow:0 6px 18px #d9271d40}.primary-button:hover{background:#bc2018}.workspace{height:calc(100vh - 68px);display:grid;grid-template-columns:230px minmax(480px,1fr) 370px;background:var(--paper)}.preset-panel,.inspector-panel{min-height:0;background:var(--panel)}.preset-panel{display:flex;flex-direction:column;padding:22px 16px 16px;border-right:1px solid var(--line)}.panel-heading{display:flex;align-items:flex-end;justify-content:space-between;padding:0 6px 18px}.panel-heading h2{margin:4px 0 0;font-family:STSong,Songti SC,serif;font-size:20px}.eyebrow{color:#9a928a;font-size:9px;font-weight:800;letter-spacing:.18em}.preset-list{display:grid;gap:9px}.preset-card{position:relative;min-height:72px;display:grid;grid-template-columns:28px 1fr auto;align-items:center;gap:8px;width:100%;padding:11px;text-align:left;background:#f7f4ef;border:1px solid #e4ded6;border-radius:7px;cursor:pointer;transition:border .16s ease,background .16s ease,transform .16s ease}.preset-card:hover{transform:translate(2px);border-color:#c5bdb4}.preset-card.is-active{background:#fff8f5;border-color:var(--seal);box-shadow:inset 3px 0 0 var(--seal)}.preset-card__number{align-self:start;color:#aaa29a;font:700 10px/1 Courier New,monospace}.preset-card__copy{display:grid;gap:5px}.preset-card__copy strong{font-family:STSong,Songti SC,serif;font-size:15px}.preset-card__copy small{color:var(--muted);font-size:11px}.preset-card.is-active>svg{color:var(--seal)}.preset-footer{margin:auto 2px 2px;display:grid;gap:9px}.signature-entry{width:100%;min-height:58px;display:flex;align-items:center;gap:10px;padding:11px;color:#5c302b;text-align:left;background:#fff5f1;border:1px solid #edc8c2;border-radius:8px;cursor:pointer;transition:transform .16s ease,border-color .16s ease,background .16s ease}.signature-entry:hover{transform:translateY(-1px);color:var(--seal);background:#fff9f6;border-color:#dc958d}.signature-entry>svg{flex:0 0 auto;color:var(--seal)}.signature-entry>span{display:grid;gap:4px}.signature-entry strong{color:var(--ink);font-size:12px}.signature-entry small{color:#8e7771;font-size:10px}.local-note{display:flex;gap:10px;padding:13px 11px;color:var(--muted);background:#f7f3ed;border:1px solid var(--line);border-radius:8px}.local-note svg{flex:0 0 auto;color:var(--seal)}.local-note div{display:grid;gap:4px}.local-note strong{color:var(--ink);font-size:12px}.local-note span{font-size:10px;line-height:1.45}.canvas-panel{min-width:0;min-height:0;display:grid;grid-template-rows:64px 1fr 44px;background:#ece8e1}.canvas-toolbar{display:flex;align-items:center;justify-content:space-between;padding:0 22px;background:#f4f1eb;border-bottom:1px solid var(--line)}.canvas-toolbar>div:first-child{display:grid;gap:4px}.canvas-toolbar strong{font-family:STSong,Songti SC,serif;font-size:15px}.canvas-toolbar__controls{display:flex;gap:7px}.toolbar-button{display:inline-flex;align-items:center;gap:6px;min-height:31px;padding:0 10px;color:#5f5953;background:#fffdf9;border:1px solid #d8d2ca;border-radius:4px;font-size:11px}.canvas-stage{position:relative;min-height:0;display:grid;place-items:center;padding:48px;overflow:hidden;background-color:#e7e2da;background-image:radial-gradient(circle at 50% 42%,#fffc,#fff0 56%)}.canvas-stage:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;opacity:.34;background-image:linear-gradient(rgba(81,71,62,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(81,71,62,.08) 1px,transparent 1px);background-size:28px 28px}.artboard{position:relative;width:min(58vh,570px);max-width:74%;aspect-ratio:1;display:grid;place-items:center;overflow:hidden;background:#fff;box-shadow:var(--shadow),0 0 0 1px #4b403614;animation:reveal .52s cubic-bezier(.2,.8,.2,1) both}.canvas-stage.is-transparent .artboard{background-color:#fff;background-image:linear-gradient(45deg,#efede9 25%,transparent 25%),linear-gradient(-45deg,#efede9 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#efede9 75%),linear-gradient(-45deg,transparent 75%,#efede9 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0}.seal-svg{position:relative;z-index:2;width:96%;height:96%;overflow:visible;filter:drop-shadow(0 3px 1px rgba(155,29,22,.08))}.reference-overlay{position:absolute;z-index:1;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:contain;pointer-events:none}.canvas-rulers{position:absolute;display:flex;justify-content:space-between;color:#8c847c;font:9px/1 Courier New,monospace;pointer-events:none}.canvas-rulers--top{top:14px;left:20%;right:20%;padding-top:9px;border-top:1px solid #c9c2b9}.canvas-rulers--left{top:25%;bottom:25%;left:16px;flex-direction:column;padding-left:9px;border-left:1px solid #c9c2b9}.canvas-scale{position:absolute;right:18px;bottom:14px;padding:5px 8px;color:#777069;background:#fffdf9cc;border:1px solid #d4cec6;border-radius:3px;font:10px/1 Courier New,monospace}.canvas-footer{display:flex;align-items:center;justify-content:space-between;padding:0 20px;color:#746d66;background:#f4f1eb;border-top:1px solid var(--line);font-size:10px}.canvas-footer>span{display:flex;align-items:center;gap:8px}.inspector-panel{display:grid;grid-template-rows:auto 1fr auto;border-left:1px solid var(--line)}.inspector-tabs{display:grid;grid-template-columns:repeat(4,1fr);padding:10px 8px 0;border-bottom:1px solid var(--line)}.inspector-tabs button{position:relative;height:45px;display:flex;align-items:center;justify-content:center;gap:6px;color:#857d75;background:transparent;border:0;cursor:pointer;font-size:12px}.inspector-tabs button:after{content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;background:transparent}.inspector-tabs button.is-active{color:var(--seal);font-weight:700}.inspector-tabs button.is-active:after{background:var(--seal)}.inspector-scroll{min-height:0;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#c7bfb6 transparent}.control-group{border-bottom:1px solid var(--line)}.control-group summary{height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;cursor:pointer;list-style:none;color:#48423d;background:#fbf9f5}.control-group summary::-webkit-details-marker{display:none}.control-group summary>span{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:800}.control-group summary>svg{color:#9c948c;transition:transform .16s ease}.control-group[open] summary>svg{transform:rotate(180deg)}.control-group__body{display:grid;gap:17px;padding:16px 18px 20px}.local-font-loader{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px;background:#f5f1eb;border-bottom:1px solid var(--line)}.local-font-loader>div{min-width:0;display:grid;gap:3px}.local-font-loader strong{color:var(--ink);font-size:11px}.local-font-loader span{color:#8b837b;font-size:9px;line-height:1.4}.local-font-loader .secondary-action{flex:0 0 auto;padding:0 10px}.local-font-loader .secondary-action:disabled{opacity:.62;cursor:wait;transform:none}.field{color:#655e57;font-size:11px}.field--stacked{display:grid;gap:7px}.field>span{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.field>span small{color:#9a928a;font-size:9px;font-weight:400}.field input,.field select,.field textarea,.export-size select{width:100%;height:35px;padding:0 10px;color:var(--ink);background:#fff;border:1px solid #d8d1c8;border-radius:4px;font-size:12px}.field textarea{min-height:66px;padding:8px 10px;line-height:1.5;resize:vertical}.field input:hover,.field select:hover,.field textarea:hover{border-color:#bcb3aa}.parameter-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px 14px}.number-field{display:grid;gap:9px;min-width:0;color:#655e57;font-size:10px}.number-field__header{display:flex;align-items:center;justify-content:space-between;gap:7px;min-width:0}.number-field__control{position:relative;display:flex;align-items:center;min-width:0}.number-field .number-field__input{width:68px;height:28px;padding:0 23px 0 8px;color:var(--ink);background:#fff;border:1px solid #d8d1c8;border-radius:4px;font:700 10px/1 Courier New,monospace}.number-field .number-field__input:hover{border-color:#bcb3aa}.number-field small{position:absolute;right:7px;color:#9a928a;font-size:9px;pointer-events:none}.number-field__range{min-width:0}.range-field{display:grid;gap:9px}.range-field__label{display:flex;justify-content:space-between;color:#655e57;font-size:11px}.range-field output{min-width:45px;text-align:right;color:var(--ink);font:700 11px/1 Courier New,monospace}input[type=range]{width:100%;height:3px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:linear-gradient(90deg,var(--seal) 0 var(--range-progress, 50%),#e3ddd5 var(--range-progress, 50%) 100%);border-radius:10px;cursor:pointer}input[type=range]::-webkit-slider-thumb{width:14px;height:14px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#fff;border:3px solid var(--seal);border-radius:50%;box-shadow:0 1px 4px #00000029;cursor:grab;transition:transform .12s ease,box-shadow .12s ease}input[type=range]:hover::-webkit-slider-thumb{transform:scale(1.08);box-shadow:0 2px 7px #0003}input[type=range]:active::-webkit-slider-thumb{cursor:grabbing;transform:scale(1.13)}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:14px}.toggle-row>span{display:grid;gap:3px}.toggle-row strong{font-size:11px}.toggle-row small{color:#918981;font-size:9px}.toggle-row input{position:relative;width:34px;height:19px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#d4cec7;border-radius:20px;cursor:pointer;transition:background .16s ease}.toggle-row input:after{content:"";position:absolute;top:3px;left:3px;width:13px;height:13px;background:#fff;border-radius:50%;box-shadow:0 1px 3px #0003;transition:transform .16s ease}.toggle-row input:checked{background:var(--seal)}.toggle-row input:checked:after{transform:translate(15px)}.color-field{display:flex;align-items:center;justify-content:space-between;color:#655e57;font-size:11px}.color-field__control{display:flex;align-items:center;gap:8px}.color-field input{width:34px;height:28px;padding:2px;background:#fff;border:1px solid #d8d1c8;border-radius:4px}.color-field code{color:#4f4842;font-size:10px}.secondary-action{height:34px;display:flex;align-items:center;justify-content:center;gap:7px;color:var(--seal);background:#fff7f4;border:1px solid #f0c7c2;border-radius:4px;font-size:11px;font-weight:700}.file-field input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.file-field>span{min-height:36px;display:flex;align-items:center;justify-content:center;gap:7px;color:#514a44;background:#fff;border:1px dashed #c9c0b7;border-radius:4px;cursor:pointer;font-size:11px;font-weight:700}.file-field>span:hover{color:var(--seal);border-color:var(--seal);background:#fff8f5}.helper-copy{margin:0;color:#817970;font-size:10px;line-height:1.55}.size-readout{display:grid;gap:4px;padding:12px;color:#5a534c;background:#f5f1eb;border:1px solid #e2dbd3;border-radius:4px}.size-readout strong{font:700 13px/1.2 Courier New,monospace}.size-readout span{color:#8b837b;font-size:10px}.output-actions{display:grid;grid-template-columns:1fr 1.35fr;gap:8px}.output-actions>button:first-child{min-height:36px;color:#514a44;background:#fff;border:1px solid #d6cfc7;border-radius:4px;cursor:pointer;font-size:11px;font-weight:800}.export-dock{padding:14px;background:#f3efe9;border-top:1px solid var(--line);box-shadow:0 -8px 24px #473c310a}.export-size{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:12px;margin-bottom:10px}.export-size label{color:#736c65;font-size:10px}.export-size select{height:31px;background:#fff}.export-actions{display:grid;grid-template-columns:64px 1fr;gap:8px}.export-actions>button:first-child{color:#514a44;background:#fff;border:1px solid #d6cfc7;border-radius:4px;cursor:pointer;font-size:11px;font-weight:800}.signature-modal{position:fixed;z-index:100;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:24px;background:#1f1b18a8;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.signature-dialog{width:min(720px,100%);overflow:hidden;background:var(--panel);border:1px solid rgba(255,255,255,.24);border-radius:12px;box-shadow:0 28px 90px #16110e57;animation:reveal .24s cubic-bezier(.2,.8,.2,1) both}.signature-dialog__header{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 20px;background:#f5f1eb;border-bottom:1px solid var(--line)}.signature-dialog__header>div{display:grid;gap:4px}.signature-dialog__header h2{margin:0;font-family:STSong,Songti SC,serif;font-size:20px}.signature-close{width:34px;height:34px;display:grid;place-items:center;flex:0 0 auto;color:#6f6760;background:#fff;border:1px solid #d8d1c8;border-radius:50%;cursor:pointer;transition:color .16s ease,border-color .16s ease,transform .16s ease}.signature-close:hover{color:var(--seal);border-color:#dc958d;transform:rotate(4deg)}.signature-dialog__body{display:grid;grid-template-columns:250px minmax(0,1fr);gap:22px;padding:22px}.signature-form{display:grid;align-content:start;gap:18px}.signature-download{width:100%}.signature-download:disabled{opacity:.45;cursor:default;box-shadow:none}.signature-preview-wrap{min-width:0;display:grid;grid-template-rows:auto 1fr;gap:8px;color:#766e67;font-size:10px}.signature-preview{min-height:250px;display:grid;place-items:center;padding:26px;overflow:hidden;background-color:#fff;background-image:linear-gradient(45deg,#efede9 25%,transparent 25%),linear-gradient(-45deg,#efede9 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#efede9 75%),linear-gradient(-45deg,transparent 75%,#efede9 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0;border:1px solid #d8d1c8;border-radius:7px}.signature-preview strong{max-width:100%;overflow:hidden;white-space:nowrap;font-size:clamp(44px,6vw,78px);font-weight:400;line-height:1.35}.signature-preview small{color:#9b938b;font-size:11px}@keyframes reveal{0%{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}@media(max-width:1120px){.workspace{grid-template-columns:184px minmax(430px,1fr) 340px}.brand__edition,.topbar__status{display:none}.topbar{grid-template-columns:1fr auto}.artboard{max-width:82%}}@media(max-width:880px){body{overflow:auto}.topbar{position:sticky;top:0;z-index:10;height:60px;padding:0 12px}.topbar__actions .ghost-button,.topbar__actions .icon-button{display:none}.workspace{height:auto;min-height:calc(100vh - 60px);grid-template-columns:1fr}.preset-panel{order:2;padding:16px;border:0;border-top:1px solid var(--line)}.preset-list{grid-template-columns:repeat(3,minmax(0,1fr))}.preset-card{grid-template-columns:20px 1fr}.preset-card>svg{display:none}.local-note{display:none}.canvas-panel{order:1;min-height:620px;grid-template-rows:58px minmax(480px,72vh) 40px}.canvas-stage{padding:42px 20px}.artboard{width:min(76vw,520px);max-width:88%}.inspector-panel{order:3;border:0;border-top:1px solid var(--line)}.inspector-scroll{max-height:none;overflow:visible}.export-dock{position:sticky;bottom:0;z-index:5}}@media(max-width:560px){.brand__name{font-size:19px}.topbar__actions{gap:4px}.primary-button{padding:0 10px}.preset-list{grid-template-columns:1fr}.canvas-panel{min-height:520px;grid-template-rows:56px minmax(380px,58vh) 38px}.canvas-toolbar{padding:0 12px}.canvas-toolbar__controls .toolbar-button:first-child{display:none}.canvas-stage{padding:28px 8px}.artboard{width:min(84vw,420px);max-width:94%}.canvas-rulers{display:none}.canvas-footer{padding:0 12px}.canvas-footer>span:last-child{display:none}.parameter-grid{grid-template-columns:1fr}.number-field .number-field__input{width:112px}.signature-modal{padding:12px}.signature-dialog__body{grid-template-columns:1fr;max-height:calc(100vh - 110px);overflow-y:auto}.signature-preview{min-height:180px}}