:root{font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;color:#303633;font-size:14px;line-height:1.6;background:#f5f6f4;--green:#0066cc;--muted:#747a76;--border:#d8ded9}*{box-sizing:border-box}body{margin:0}main{max-width:1060px;margin:32px auto;padding:0 30px calc(var(--action-height,90px) + 36px)}.page-header{margin-bottom:20px}.eyebrow{color:var(--green);font-size:12px;letter-spacing:2px;font-weight:650;margin:0 0 7px}h1{font-size:30px;line-height:1.3;letter-spacing:-.5px;margin:0 0 10px;color:#242b27}h2{font-size:17px;line-height:1.4;margin:0;font-weight:650}.summary-line{font-size:13px;color:#686e69;margin:0}.summary-line span{margin:0 8px;color:#adb4ae}.form-intro{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);margin:0 0 10px}.required-mark{color:#a4473a;font-weight:500}.form-section{background:#fff;border:1px solid #e0e5df;border-radius:10px;padding:23px 25px;margin:0 0 16px}.section-heading{display:flex;align-items:center;gap:10px;margin-bottom:18px}.section-number{font-size:11px;font-weight:650;color:var(--green);background:#edf4ef;border-radius:5px;padding:2px 6px}.section-note{margin-left:auto;color:var(--muted);font-size:12px}.grid,.subjects-columns{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px 26px}fieldset{min-width:0;padding:0;margin:0;border:0}label{display:block;margin:0 0 9px;font-weight:500}input,select,textarea,button{font:inherit;color:inherit}input:not([type=checkbox]):not([type=radio]),select,textarea{display:block;width:100%;min-height:42px;margin-top:7px;padding:9px 11px;background:#fff;border:1px solid var(--border);border-radius:6px;font-weight:400;line-height:1.5}textarea{resize:vertical;min-height:100px}input::placeholder,textarea::placeholder{color:#939994}input[type=file]{font-size:13px}input[type=file]::file-selector-button{border:0;background:#eef3ef;color:var(--green);border-radius:4px;margin-right:10px;padding:3px 8px}input[type=checkbox],input[type=radio]{accent-color:var(--green);margin:0 7px 0 0}input:focus,select:focus,textarea:focus{outline:2px solid #0071e3;outline-offset:1px;border-color:var(--green)}button:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid #0071e3;outline-offset:3px}button,.download{cursor:pointer;border:0;border-radius:6px;background:var(--green);color:#fff;padding:10px 20px;text-decoration:none;line-height:1.5}button:disabled{opacity:.55;cursor:wait}button.secondary{background:#f0f3f0;color:#4e5f55;font-size:13px;padding:7px 10px;margin:6px 6px 0 0}.hint,.footer-note{font-size:12px;color:var(--muted);margin:6px 0;font-weight:400}.choices{display:flex;flex-wrap:wrap;gap:6px 14px}.choices label{font-weight:400;font-size:13px;margin:2px 0;display:flex;align-items:flex-start}.choices input{margin-top:4px;flex:none}.counter{display:block;height:18px;line-height:18px;text-align:right;font-size:11px;color:var(--muted);font-weight:400;visibility:hidden}label:focus-within>.counter,.counter.near-limit{visibility:visible}.preset-field{position:relative;min-width:0}.preset-field details>summary{position:absolute;right:0;top:0;color:var(--green);font-size:12px;font-weight:500;list-style:none;cursor:pointer}.preset-field details>summary::-webkit-details-marker{display:none}.preset-field details>summary::after{content:'⌄';margin-left:6px}.preset-field details[open]>summary::after{content:'⌃'}.preset-list83{margin:2px 0 12px;max-height:220px;overflow:auto;border:1px solid var(--border);border-radius:6px;padding:8px 12px;background:#fafbf9}.preset-list83 label{font-size:13px;display:flex;align-items:flex-start;margin:0;padding:6px 0;font-weight:400}.preset-list83 input{margin-top:5px;flex:none}.subjects-columns>details{min-width:0}.subjects-columns>details>summary{display:flex;flex-wrap:wrap;align-items:center;gap:6px;list-style:none;cursor:pointer;min-height:32px;margin-bottom:12px;font-weight:650}.subject-meta{font-size:12px;color:var(--muted);font-weight:400;overflow-wrap:anywhere}.subject-toggle{margin-left:auto;font-size:12px;color:var(--green);font-weight:500}.subjects-columns .grid{display:block}.subject-actions{padding:10px;background:#f6f8f5;border-radius:6px;margin-top:8px}.subject-actions .grid{display:grid}.subjects-columns details details>summary{font-size:12px;color:var(--muted);cursor:pointer}.subjects-columns>details:not([open]){padding-bottom:4px}.subjects-columns>details:not([open]) .subject-meta{flex-basis:100%;order:3}.optional-section{border-top:1px solid #e8ece7;margin-top:18px;padding-top:16px}.optional-section>summary{cursor:pointer;font-weight:500}.optional-section>summary .hint{margin-left:8px}.optional-section[open]>summary{margin-bottom:12px}.asset-preview,#image-preview{max-width:150px;max-height:110px;object-fit:contain;border:1px solid var(--border);border-radius:5px;display:block;margin-top:10px}.asset-preview[hidden]{display:none}#ean-section81 textarea{min-height:78px}.bar{position:fixed;bottom:0;left:0;right:0;z-index:10;background:#fffffff7;border-top:1px solid #dfe5df;padding-bottom:env(safe-area-inset-bottom)}.bar-inner{max-width:1060px;margin:auto;padding:14px 30px;display:flex;align-items:center;gap:14px}#status{flex:1;font-size:13px;color:#6e756f;max-height:80px;overflow:auto}#submit{min-width:146px;flex-shrink:0}.error,.field-error,#status.error{color:#ad3f35}.field-error{font-size:12px;margin:4px 0}[aria-invalid=true]{border-color:#ad3f35!important}#error-summary{padding:12px 16px;border-left:3px solid #ad3f35;background:#fff2ef;margin-bottom:14px}#error-summary button{display:block;background:none;color:#ad3f35;padding:3px 0;text-align:left;font-size:13px}.result{background:white;padding:20px;border:1px solid var(--border);border-radius:8px}.preview{white-space:pre-wrap}.footer-note{text-align:center;margin:20px 0 0}summary::-webkit-details-marker{color:#879389}[hidden]{display:none!important}@media(max-width:680px){main{margin:22px auto;padding:0 16px calc(var(--action-height,110px) + 28px)}h1{font-size:26px}.summary-line{font-size:12px}.summary-line span{margin:0 3px}.grid,.subjects-columns,.subject-actions .grid{grid-template-columns:1fr;gap:14px}.form-section{padding:18px 16px;margin-bottom:12px}.section-heading{gap:8px;flex-wrap:wrap;margin-bottom:15px}.section-note{flex-basis:100%;margin-left:0}.form-intro{font-size:12px;flex-wrap:wrap;gap:2px}.bar-inner{padding:12px 16px;gap:10px}#submit{min-width:120px;padding:10px 14px}#status{font-size:12px}.subjects-columns>details+details{border-top:1px solid #e6ebe5;padding-top:16px}.preset-field details>summary{font-size:12px}}

/* Task 102: user-approved task-101 visual baseline. */
.reference-category{grid-column:1/-1}
:root{font-family:Arial,"Microsoft YaHei",sans-serif;color:#1d1d1f;background:#fff;--blue:#0066cc;--green:#0066cc;--muted:#6e6e73;--border:#d2d2d7;font-synthesis:none}
body{background:#fff}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}main{max-width:1040px;margin:30px auto;padding:0 24px calc(var(--action-height,0px) + 36px);min-height:calc(100vh - 165px)}h1{font-size:30px;color:#1d1d1f;letter-spacing:-.8px}h2{font-size:18px;font-weight:600}.page-header{margin-bottom:15px}.eyebrow{color:var(--blue);font-size:12px;letter-spacing:2px;font-weight:600}.summary-line{color:var(--muted)}
.site-header102{max-width:1120px;margin:auto;min-height:72px;border-bottom:1px solid #e6e6e8;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 24px}.brand102{font-size:20px;font-weight:600;color:#1d1d1f;display:flex;align-items:center;gap:10px;white-space:nowrap}.brand-icon102{display:inline-grid;place-items:center;width:29px;height:34px;border:1.5px solid #1d1d1f;border-radius:5px;font-size:18px}.site-nav102{display:flex;align-items:center;gap:24px;font-size:13px}.site-nav102 a{color:#515154}.site-nav102 a[aria-current=page]{color:var(--blue)}.site-footer102{max-width:1072px;margin:auto;padding:20px 24px calc(20px + var(--action-height,0px));border-top:1px solid #e6e6e8;color:#86868b;font-size:11px;display:flex;justify-content:space-between;gap:12px}.account-context102{font-size:12px;line-height:1.9;color:var(--muted);text-align:right;margin:0 0 12px;overflow-wrap:anywhere}.steps102{display:flex;gap:26px;padding:17px 0;margin:10px 0 18px;border-bottom:1px solid #e6e6e8;color:#76767b;font-size:13px}.steps102 [aria-current=step]{color:var(--blue);font-weight:600}
.form-section{border:0;border-bottom:1px solid #e6e6e8;border-radius:0;padding:24px 0;margin:0;background:white}.section-heading{gap:12px;margin-bottom:19px}.section-number{color:#86868b;font-size:12px;padding:0;background:none;font-weight:400}.grid,.subjects-columns{gap:18px 28px}.section-note{font-size:12px}label{font-size:13px;line-height:1.6;font-weight:500;margin-bottom:0}input:not([type=checkbox]):not([type=radio]),select,textarea{min-height:48px;border:1px solid #929298;border-radius:9px;padding:12px 14px;margin-top:7px;color:#1d1d1f;background:#fff}textarea{min-height:82px}input::placeholder,textarea::placeholder{color:#86868b}input[type=checkbox],input[type=radio]{width:16px;height:16px;accent-color:var(--blue);flex-shrink:0}input:focus,textarea:focus,select:focus{outline:3px solid #0071e3;outline-offset:4px;border-color:#929298}:focus-visible{outline:3px solid #0071e3;outline-offset:4px}button,.download{background:var(--blue);border-radius:9px;padding:13px 24px;font-weight:500}button:hover,.download:hover{background:#0077ed}button.secondary{background:#f0f5fb;color:var(--blue);border-radius:9px;padding:10px 14px;font-size:13px}button:disabled{opacity:.55;cursor:default}input[type=file]::file-selector-button{background:#f0f5fb;color:var(--blue);border-radius:6px}.choices{gap:8px;margin-top:10px}.choices label{padding:9px 12px;border:1px solid var(--border);border-radius:8px;font-size:12px;align-items:center;line-height:1.6}.choices input{margin-top:0}.choices label:has(input:checked){border-color:var(--blue);background:#f0f7ff;color:#0055ad}.preset-field details>summary{position:static;display:block;margin-top:8px;padding:5px 0;font-size:13px}.preset-list83{background:#f5f5f7;border-radius:10px;border:0;padding:12px}.preset-list83 label{background:white;border:1px solid var(--border);border-radius:8px;padding:9px 12px;margin:6px 0}.subjects-columns>details{padding:16px;background:#f5f5f7;border-radius:12px}.subjects-columns>details>summary{font-size:14px}.subjects-columns .grid label+label{margin-top:12px}.subjects-columns>details:not([open]){padding-bottom:16px}.subject-actions{background:#fff}.optional-section{border-color:#e6e6e8}summary{color:var(--blue)}.hint{line-height:1.7;color:var(--muted)}.required-mark{color:#8b4545}.counter{height:auto;min-height:0}.error,.field-error,#status.error{color:#b42318}.field-error{line-height:1.6}#error-summary{border-color:#b42318;background:#fff5f3}#error-summary button{color:#b42318}[aria-invalid=true]{border-color:#b42318!important}.bar{background:#fff;border-color:#e6e6e8}.bar-inner{max-width:1040px;padding:16px 24px}#status{font-size:12px;color:var(--muted);line-height:1.7}#submit{min-width:146px}.footer-note{margin:18px 0}.result{border-radius:12px}
.auth-main102{max-width:none;margin:0;padding:0;min-height:calc(100vh - 139px)}.auth102{max-width:408px;margin:auto;padding:66px 0 56px;text-align:center}.auth102 h1{font-size:34px;letter-spacing:-1px;margin:15px 0}.auth-intro102{color:var(--muted);font-size:15px;line-height:1.8;margin:0 0 30px}.auth102 form{text-align:left}.auth102 label+label{margin-top:18px}.auth102 .auth-submit102{width:100%;margin-top:26px}.auth-links102{font-size:14px;line-height:2.2;margin-top:24px}.auth-links102 p{margin:0}.auth102 .notice102{margin-top:24px}.notice102{border-radius:10px;background:#f5f5f7;padding:14px 16px;font-size:12px;line-height:1.8;color:#626268;text-align:left}.code-row102{display:flex;gap:9px;align-items:stretch}.code-row102 input{min-width:0}.code-row102 button{margin:7px 0 0;padding:8px 12px;white-space:nowrap;font-size:12px}.account-message102:empty{display:none}.account-message102{margin:12px 0;font-size:13px;line-height:1.8;overflow-wrap:anywhere}.auth-main102>.account-message102{max-width:408px;margin:16px auto 0;padding:0 12px}.account-tabs102{display:flex;flex-wrap:wrap;gap:24px;border-bottom:1px solid #e6e6e8;padding:16px 0}.account-tabs102 a{font-size:13px;color:#515154}.account-tabs102 a[aria-current=page]{color:var(--blue)}#signed92 .form-section>h2{margin-bottom:16px}#history92>p,#own-invites92>p,#invites92>p{border-bottom:1px solid #e6e6e8;padding:16px 0;margin:0;overflow-wrap:anywhere;font-size:13px;line-height:1.9}#invites92 input{max-width:320px}#password-form92{max-width:408px}#password-form92 label{margin:16px 0}.account-actions102{display:flex;gap:16px;align-items:center;margin:20px 0}.account-actions102 .secondary{margin:0}
.review-page102 section{background:#fff;border:0;border-bottom:1px solid #e6e6e8;padding:24px 0;margin:0}.review-page102 h2{margin:0 0 19px}.review-page102 .columns{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px}.review-page102 label{margin:12px 0}.review-page102 textarea[readonly]{background:#f5f5f7}.review-page102 .bar{display:flex;align-items:center;gap:18px;padding:14px max(24px,calc((100vw - 992px)/2)) calc(14px + env(safe-area-inset-bottom))}.review-page102 .bar button{flex-shrink:0}.review-page102 #status{margin:0}.review-page102 #previews img{width:100%;height:auto;border:1px solid #e6e6e8}.review-page102 #previews details{margin:14px 0}.review-page102 .download{display:inline-block;margin:5px 8px 5px 0}.review-page102 #return-edit91{display:inline-block;margin-bottom:20px}
@media(max-width:600px){main{margin:25px auto;padding:0 20px calc(var(--action-height,0px) + 28px)}.site-header102{padding:14px 20px;flex-wrap:wrap;gap:16px}.brand102{font-size:18px}.site-nav102{width:100%;justify-content:space-between;gap:14px;flex-wrap:wrap}.site-footer102{flex-direction:column}.account-context102{text-align:left}.steps102{gap:15px;font-size:12px}.grid,.subjects-columns,.subject-actions .grid,.review-page102 .columns{grid-template-columns:minmax(0,1fr);gap:17px}h1{font-size:27px}.form-section,.review-page102 section{padding:22px 0}.subjects-columns>details+details{border:0;padding:16px}.bar-inner{flex-direction:column;align-items:stretch;padding:12px 20px;gap:10px}#submit{width:100%}#status{max-height:66px}.review-page102 .bar{flex-wrap:wrap;padding:12px 20px calc(12px + env(safe-area-inset-bottom));gap:8px}.review-page102 .bar button{flex:1;padding:12px;min-width:125px}.review-page102 .bar #status{flex-basis:100%;order:-1}.auth-main102{margin:0;padding:0}.auth102{padding:38px 24px;max-width:456px}.auth102 h1{font-size:29px}.auth-intro102{font-size:14px}.account-tabs102{gap:16px}.account-actions102{flex-wrap:wrap}.section-note{margin-left:0}.section-heading{flex-wrap:wrap}}

/* Encoding errors block generation; supported barcode formats are informational. */
.ean-warning{margin:10px 0;padding:12px 14px;border:1px solid #b7791f;border-radius:8px;background:#fff8e6;color:#704100;line-height:1.6}
.ean-warning[hidden]{display:none}


.ean-warning.ean-info{border-color:#a7c5e6;background:#f0f7ff;color:#245480}
#input-summary p{white-space:pre-wrap;overflow-wrap:anywhere}