:root{--blue:#0757a0;--ink:#243347;--muted:#8793a2;--line:#e6eaf0;--pale:#eef5fc}*{box-sizing:border-box}body{margin:0;font:13px -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid var(--line);background:white;color:var(--ink);border-radius:7px;padding:9px 13px;transition:background .16s,border-color .16s}button:hover{background:#f2f6fb;border-color:#b9cce0}button:disabled{opacity:.35;cursor:default}button:focus-visible,a:focus-visible{outline:2px solid #3684c9;outline-offset:3px}input,select,textarea{width:100%;border:1px solid #dfe5ed;padding:10px 11px;border-radius:6px;color:var(--ink);background:white;outline:none}input:focus,textarea:focus,select:focus{border-color:#2876b9;box-shadow:0 0 0 3px #0757a010}textarea{resize:vertical;line-height:1.7}.app-header{height:85px;display:flex;align-items:center;padding:0 28px;gap:32px;border-bottom:1px solid var(--line);position:relative;z-index:10;background:white}.brand{display:flex;align-items:center;text-decoration:none;color:var(--ink);gap:11px;min-width:244px;font-weight:650;font-size:20px;letter-spacing:1px}.brand small{display:block;font-size:8px;letter-spacing:2.1px;font-weight:500;color:#7d8d9d;margin-top:4px}.brand-icon{position:relative;background:var(--blue);color:white;width:39px;height:39px;border-radius:9px;font-size:32px;line-height:36px;font-style:italic;padding-left:5px;font-family:Arial;letter-spacing:-4px}.brand-icon span{position:absolute;font-size:16px;right:2px;top:-7px;letter-spacing:0}.document-name{display:flex;gap:12px;align-items:center;flex:1;min-width:180px}.document-name input{width:150px;border:0;box-shadow:none;font-weight:600;background:transparent;padding:8px 0}.document-name>span{white-space:nowrap;color:#8b97a5;font-size:11px}i{display:inline-block;width:6px;height:6px;border-radius:50%;background:#6aab8d;margin-right:5px}.header-actions{display:flex;gap:9px;align-items:center;white-space:nowrap}.primary{background:var(--blue);border-color:var(--blue);color:#fff}.primary:hover{background:#06487f;color:white}.primary .arrow{margin-left:18px}.icon-btn{border:0;border-radius:50%;font-size:18px;width:32px;height:32px;padding:0}.workspace{display:grid;grid-template-columns:72px 240px minmax(460px,1fr) 252px;height:calc(100vh - 85px);min-height:620px}.rail{border-right:1px solid var(--line);display:flex;align-items:center;flex-direction:column;padding-top:20px;gap:13px}.rail-item{border:0;background:none;color:#8995a5;width:56px;padding:9px 0;font-size:11px;display:flex;flex-direction:column;gap:6px;align-items:center}.rail-item>span{font-size:23px;line-height:25px;font-weight:400}.rail-item.active{color:var(--blue);background:#edf4fb;border-radius:9px}.rail-bottom{margin-top:auto;padding-bottom:18px}.library{border-right:1px solid var(--line);padding:28px 19px;display:flex;flex-direction:column;overflow:auto}.panel-title{font-size:16px;margin:0 0 8px;font-weight:650}.panel-subtitle{font-size:11px;color:var(--muted);line-height:1.8;margin:0 0 24px}.section-label{font-size:10px;color:#8b98a8;letter-spacing:1.5px;margin-bottom:13px}.block-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.block-card{padding:19px 6px 13px;display:flex;align-items:center;flex-direction:column;gap:13px;color:#586a7f;font-size:11px;min-height:101px}.block-icon{height:29px;color:#50789e;font-family:Arial;font-size:29px;line-height:29px;font-weight:400}.library-rule{height:1px;background:var(--line);margin:25px 0}.asset-hint{border:1px dashed #ccd8e5;background:#fafcfe;border-radius:7px;padding:15px;color:#74859a;font-size:11px;line-height:1.9}.asset-hint strong{color:#4c6683;font-size:12px;display:block}.local-note{display:flex;gap:9px;font-size:10px;color:#6f8298;margin-top:auto;padding-top:32px;line-height:1.8}.local-note>span{color:#7d9dba;font-size:16px}.local-note small{display:block;font-size:10px;color:#9ba6b3}.stage{background:#f1f3f6;display:flex;flex-direction:column;min-width:0}.stage-toolbar{height:56px;background:#fafbfd;border-bottom:1px solid #e2e7ef;display:flex;align-items:center;justify-content:space-between;padding:0 24px;flex-shrink:0}.breadcrumb{font-size:11px;color:#8a97a6;display:flex;align-items:center;gap:11px}.breadcrumb strong{font-weight:500;color:#57677a;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tag{font-size:9px;letter-spacing:1px;background:#e8edf3;padding:3px 6px;border-radius:4px;color:#74849a}.history{display:flex;align-items:center;gap:4px}.history button{border:0;background:transparent;padding:3px 6px;font-size:21px;color:#7a889a}.history span{height:15px;width:1px;background:#dae0e8;margin:0 7px}.history button.active{background:#e5edf6;color:var(--blue)}.canvas-scroll{overflow:auto;flex:1;padding:25px 36px 35px;scrollbar-width:thin}.canvas-label{max-width:680px;margin:0 auto 12px;display:flex;justify-content:space-between;font-size:10px;letter-spacing:.5px;color:#95a1af}.canvas-label i{width:5px;height:5px;background:#7d92a9}#emailCanvas{max-width:680px;width:100%;margin:auto;background:white;box-shadow:0 4px 25px #263e5810;transition:max-width .2s;min-height:450px}.email-block{position:relative;border:1px solid transparent;cursor:pointer;background:transparent}.email-block:hover{border:1px dashed #b7cee4}.email-block.selected{border:1px solid #377db9}.block-badge{position:absolute;z-index:3;top:-19px;left:-1px;font-size:9px;background:var(--blue);color:#fff;padding:3px 8px;letter-spacing:1px;display:none;line-height:12px}.email-block.selected .block-badge{display:block}.block-tools{position:absolute;right:7px;top:5px;display:none;gap:2px;z-index:4;background:white;border:1px solid #d4dfeb;box-shadow:0 2px 7px #1232;border-radius:5px;padding:2px}.email-block.selected .block-tools{display:flex}.block-tools button{padding:2px 5px;font-size:13px;border:0;border-radius:3px;color:#6884a0}.editable{outline:0;overflow-wrap:anywhere;min-height:20px;cursor:text}.editable p{margin:0 0 15px}.editable p:last-child{margin-bottom:0}.editable ul,.editable ol{padding-left:24px}.add-bottom{display:block;width:100%;max-width:680px;margin:16px auto 0;border:1px dashed #c7d2df;color:#8b9caf;background:transparent;border-radius:0;font-size:11px;padding:12px}.canvas-tip{text-align:center;font-size:10px;color:#a2adba;margin:18px 0 0}.canvas-tip span{margin:0 8px}.stage-footer{display:flex;gap:12px;align-items:center;min-height:43px;padding:0 22px;background:#fafbfd;border-top:1px solid var(--line);font-size:10px;color:#8192a6}.stage-footer>span{flex:1}.stage-footer button{border:0;background:none;padding:6px 1px;color:#647b94;font-size:10px}.stage-footer i{width:5px;height:5px;background:#6b92b5}.inspector{padding:0 20px;overflow:auto;background:white;border-left:1px solid var(--line);display:flex;flex-direction:column}.inspector-heading{height:57px;flex-shrink:0;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:12px}.tiny-icon{color:#91a1b5;font-size:15px}#properties{padding-top:22px}.property-type{font-size:14px;margin:0 0 4px;font-weight:600}.property-desc{font-size:10px;color:#9aa7b5;line-height:1.8;margin:0 0 22px}.field{display:block;margin:0 0 18px}.field>span{display:flex;justify-content:space-between;font-size:11px;color:#687b91;margin-bottom:8px}.field small{font-size:10px;color:#95a3b3}.field input,.field select{font-size:11px}.field input[type=range]{padding:5px 0;accent-color:var(--blue);box-shadow:none}.field input[type=color]{height:35px;padding:4px}.two-fields{display:flex;gap:10px}.two-fields>*{width:50%}.upload-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px dashed #c4d2e1;background:#f8fbfe;border-radius:6px;min-height:100px;width:100%;gap:7px;color:#5c7998;font-size:11px;margin-bottom:10px}.upload-zone b{font-size:23px;font-weight:400}.upload-zone small{font-size:9px;color:#a0adbb}.subtle-btn{border:0;color:#8799ac;background:none;padding:5px 0;font-size:10px}.align-group{display:flex;gap:5px}.align-group button{flex:1;padding:7px 0;font-size:11px}.align-group button.active{color:var(--blue);background:#edf4fc;border-color:#b5cce3}.format-toolbar{display:flex;flex-wrap:wrap;gap:4px;margin:0 0 19px}.format-toolbar button{min-width:29px;height:29px;padding:2px 4px}.format-toolbar .format-color{width:29px;height:29px;padding:3px}.delivery-card{margin-top:auto;padding:24px 0 23px;border-top:1px solid var(--line)}.eyebrow{font-size:8px;letter-spacing:1.7px;color:#829bb5}.delivery-card h3{font-size:14px;font-weight:600;margin:12px 0 9px}.delivery-card p{font-size:10px;line-height:1.9;color:#93a0af;margin:0 0 16px}.delivery-card button{font-size:10px;background:#f1f6fc;border-color:#dfe9f4;color:#436e98;width:100%;padding:10px 6px}.delivery-card button span{margin-left:8px}.template-card{display:block;text-align:left;width:100%;margin-bottom:12px;padding:15px;background:#fafcfe;line-height:1.9}.template-card strong{font-size:12px;display:block}.template-card small{font-size:10px;color:#8fa0b2}.template-mini{height:54px;margin-bottom:10px;background:linear-gradient(110deg,#0757a0 60%,#d8e4ef 60%);position:relative;border-radius:3px}.template-mini:after{content:'';position:absolute;left:12px;top:19px;width:30px;height:18px;border:1px solid white;transform:skew(-9deg)}#toast{position:fixed;bottom:65px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;padding:13px 22px;background:#20364c;color:white;border-radius:9px;box-shadow:0 8px 30px #1232;font-size:12px;z-index:100;transition:.25s;max-width:90vw;line-height:1.7}#toast.show{opacity:1;transform:translate(-50%,0)}dialog{border:0;border-radius:12px;padding:27px;width:800px;max-width:92vw;max-height:90vh;color:var(--ink);box-shadow:0 25px 90px #162e4944}dialog::backdrop{background:#152c4966;backdrop-filter:blur(3px)}.modal-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.modal-top h2{font-size:21px;margin:7px 0 0;font-weight:600}.modal-copy{line-height:1.9;color:#6b7e93;font-size:12px}.modal-copy li{margin-bottom:10px}.modal-copy strong{color:#345470}.modal-actions{display:flex;gap:9px;justify-content:flex-end;margin-top:20px}.preview-frame{width:100%;height:60vh;border:1px solid var(--line);background:#f4f5f7}.modal-form{margin-top:20px}.notice{padding:13px;background:#f0f5fb;border-radius:6px;font-size:11px;line-height:1.8;color:#65809c}.empty-properties{padding:25px 0;text-align:center;color:#92a0b1;font-size:12px;line-height:2}.template-notice{font-size:10px;color:#8c9bac;line-height:1.8}@media(min-width:1650px){.workspace{grid-template-columns:76px 260px minmax(460px,1fr) 282px}.inspector{padding:0 25px}.library{padding:28px 25px}}@media(max-width:1250px){.workspace{grid-template-columns:60px 195px minmax(390px,1fr) 220px}.app-header{padding:0 20px;gap:12px}.brand{min-width:225px}.document-name>span{display:none}.canvas-scroll{padding:25px 20px}.library{padding:26px 14px}.inspector{padding:0 15px}.stage-toolbar{padding:0 16px}.breadcrumb .tag{display:none}.block-card{min-height:91px}}@media(max-width:1000px){.workspace{grid-template-columns:58px 175px minmax(350px,1fr)}.inspector{display:none}.brand{min-width:195px}.header-actions button span:not(.arrow){display:none}.document-name input{width:140px}.canvas-scroll{padding:25px 20px}.library{padding:22px 12px}.stage-toolbar{padding:0 12px}.breadcrumb{gap:6px}}@media(max-width:650px){.app-header{height:70px;padding:0 12px}.brand{min-width:auto;font-size:17px}.brand small{font-size:6px;letter-spacing:1px}.brand-icon{display:none}.document-name{min-width:0}.document-name input{width:100%;font-size:11px}.header-actions{gap:4px}.header-actions button{padding:7px}.header-actions .arrow{display:none}.header-actions .icon-btn{display:none}.workspace{height:calc(100vh - 70px);grid-template-columns:48px minmax(0,1fr);min-height:500px}.rail-item{width:40px;font-size:10px}.library{display:none;position:absolute;left:48px;top:70px;bottom:0;width:200px;background:#fff;z-index:8;box-shadow:10px 0 30px #1232}.library.open{display:flex}.canvas-scroll{padding:24px 10px}.breadcrumb{font-size:10px}.breadcrumb strong{max-width:110px}.history{gap:0}.history button{font-size:18px;padding:2px 4px}.history span{margin:0 3px}.stage-footer{padding:0 10px;gap:7px}.stage-footer>span{font-size:8px}.stage-footer button{font-size:9px}.canvas-label{font-size:9px}}
#inspectorToggle{display:none}#closeInspector{display:none}@media(max-width:1000px){#inspectorToggle{display:block;position:fixed;right:20px;bottom:55px;z-index:9;background:#0757a0;color:white;border:0;box-shadow:0 3px 16px #0757a033;font-size:11px}.inspector.open{display:flex;position:fixed;right:0;top:85px;bottom:44px;width:255px;z-index:12;box-shadow:-10px 0 35px #20364c20}#closeInspector{display:block}.delivery-card{margin-top:30px}}@media(max-width:650px){.inspector.open{top:70px}}
.auth-screen{display:none}.auth-pending .app-header,.auth-pending .workspace,.auth-pending #inspectorToggle{visibility:hidden;pointer-events:none}.auth-pending .auth-screen{display:flex;position:fixed;inset:0;align-items:center;justify-content:center;background:radial-gradient(ellipse at 20% 20%,#e6f0fb 0,transparent 55%),#f5f7fa;z-index:50;overflow:auto;padding:30px 15px}.auth-card{width:420px;max-width:100%;background:white;border:1px solid #e4ebf3;border-radius:18px;padding:38px 36px;box-shadow:0 15px 70px #2346650b}.auth-brand{font:bold italic 39px Arial;color:#0757a0;display:flex;gap:15px;align-items:center}.auth-brand span{font:600 23px -apple-system,BlinkMacSystemFont,'Microsoft YaHei',sans-serif;letter-spacing:2px;color:#263a50}.auth-overline{font-size:9px;letter-spacing:2px;color:#8ba0b6;margin:10px 0 26px}.auth-card h1{font-size:24px;margin:0 0 12px;font-weight:600}.auth-card>p:not(.auth-overline){font-size:12px;color:#8a9aab;line-height:1.8}.auth-card form{margin-top:25px}.auth-card .field input{padding:12px;font-size:13px}.auth-card #loginSubmit{width:100%;padding:12px;margin-top:5px}.auth-footnote{font-size:11px!important;margin:22px 0 0}#authError,.form-error{color:#bd4c4c;font-size:11px;line-height:1.7;min-height:2px}.check-field{display:flex;align-items:flex-start;gap:10px;color:#365774;font-size:12px;line-height:1.8;padding:13px;background:#f2f7fc;border-radius:7px}.check-field input{width:16px;height:16px;margin-top:3px;flex-shrink:0;accent-color:#0757a0}.check-field small{display:block;color:#8799ad;font-size:10px}.library-save{width:100%;font-size:11px;padding:11px 6px}.template-tabs{display:flex;gap:5px;margin:18px 0 14px}.template-tabs button{flex:1;font-size:11px;padding:8px 3px;background:#f7f9fc;border-color:transparent}.template-tabs button.active{background:#eaf2fc;color:#0757a0;border-color:#ccdfef}.cloud-template{padding:13px 11px;border:1px solid #e1e8f0;border-radius:7px;margin-bottom:11px;background:white}.cloud-template-top{display:flex;justify-content:space-between;align-items:flex-start;gap:6px}.cloud-template strong{color:#3b536b;font-size:12px;overflow-wrap:anywhere}.cloud-template small{display:block;font-size:9px;color:#8e9cad;margin-top:7px}.privacy-tag{font-size:8px;padding:2px 5px;color:#8796a8;background:#f0f3f7;white-space:nowrap;border-radius:3px}.privacy-tag.shared{color:#397b65;background:#e9f5ef}.cloud-template-actions{display:flex;gap:5px;margin-top:11px}.cloud-template-actions button{font-size:9px;padding:6px 8px;color:#6484a2}.cloud-template-actions button:first-child{margin-right:auto;color:#0757a0;background:#f0f6fc}.template-empty{line-height:2;text-align:center;font-size:11px;padding:20px 0;color:#95a3b3}.template-card.compact{padding:11px 12px}.template-card.compact strong{font-weight:500;font-size:11px}.account-menu{display:flex;flex-direction:column;gap:10px}.account-menu button{text-align:left;padding:13px 15px}.danger{color:#b65050;border-color:#ebcccc;background:#fff7f7}.user-list{margin-top:20px}.user-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-top:1px solid #e9edf3;gap:15px}.user-row strong{font-size:13px}.user-row small{display:block;color:#93a1b2;font-size:11px;margin-top:6px}.user-row button{font-size:11px}.table-cell:focus{background:#f6faff!important;box-shadow:inset 0 0 0 1px #4c92c9}.table-cell{min-width:20px}.save-template-btn{color:#0757a0;border-color:#c8dbed;background:#f5f9fe}#accountBtn{max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-header{gap:16px}.brand{min-width:220px}.document-name input{width:135px}.header-actions{gap:7px}.header-actions button{font-size:12px}.document-name{gap:5px}.document-name>span{font-size:9px}@media(max-width:1450px){.document-name>span{display:none}.app-header{padding:0 18px}.brand{min-width:208px}.header-actions .arrow{display:none}}@media(max-width:650px){.document-name{display:none}.brand{min-width:100px}.header-actions{margin-left:auto;gap:5px}.header-actions .save-template-btn span{display:inline!important}.header-actions .save-template-btn{font-size:10px}.header-actions #accountBtn{max-width:37px}.auth-card{padding:28px 25px}.auth-pending .auth-screen{align-items:flex-start;padding-top:45px}.header-actions button{font-size:12px}.app-header{padding:0 12px;gap:5px}}
body{overflow:hidden}.workspace{min-height:0;overflow:hidden}.stage,.library,.inspector{min-height:0}.canvas-scroll{min-height:0}.inspector{flex-shrink:0}
.brand-icon{display:block;flex-shrink:0;padding:0;background:none;border-radius:11px;letter-spacing:normal}.auth-brand img{display:block;flex-shrink:0;border-radius:13px}.background-swatches{display:flex;gap:9px;margin:0 0 12px}.background-swatches button{background:var(--swatch);width:29px;height:29px;padding:0;border:1px solid #d5dee8;border-radius:50%;position:relative;flex-shrink:0}.background-swatches button.active{outline:2px solid #226aab;outline-offset:3px}.background-swatches button:hover{border-color:#226aab}.background-help{font-size:10px;color:#8b9bab;line-height:1.9;margin:0 0 24px}@media(max-width:650px){.brand-icon{display:none}}
.brand-icon{width:39px!important;height:39px!important;min-width:39px;max-width:39px;flex:0 0 39px;aspect-ratio:1;object-fit:contain;border-radius:10px}.auth-brand img{width:48px;height:48px;aspect-ratio:1;object-fit:contain;flex:0 0 48px;border-radius:12px}.save-draft-btn{color:#0757a0;background:#f5f9fe;border-color:#c8dbed}.autosave-card{display:flex;gap:8px;margin:17px 0 23px;padding:12px 10px;background:#f1f6fc;border-radius:7px}.autosave-dot{width:6px;height:6px;border-radius:50%;background:#65a88a;flex-shrink:0;margin-top:5px}.autosave-card strong{font-size:11px;display:block;font-weight:500;overflow-wrap:anywhere}.autosave-card small{font-size:10px;color:#8b9bad;display:block;line-height:1.8;margin-top:7px}.current-draft{border-color:#9cbfdf;background:#f9fcff}#saveStatus{cursor:pointer;border-radius:4px;padding:4px}#saveStatus:hover{background:#edf4fc}.header-actions{gap:6px}.header-actions button{padding:9px 10px}.document-name{min-width:100px}.brand{min-width:207px}@media(max-width:1350px){.header-actions #helpBtn{display:none}.document-name input{width:120px}.brand{min-width:195px}}@media(max-width:800px){.header-actions #previewBtn{display:none}.brand{min-width:150px}}@media(max-width:650px){.brand{min-width:85px;font-size:15px}.header-actions .save-draft-btn span{display:inline!important}.header-actions .save-draft-btn,.header-actions .save-template-btn{font-size:10px;padding:8px 5px}.header-actions #copyBtn{font-size:11px;padding:8px}.header-actions{gap:4px}.brand small{letter-spacing:.5px;font-size:6px}.brand-icon{display:none}}