:root{--paper:#f7f8fa;--white:#fff;--ink:#1c2639;--secondary:#556174;--muted:#667286;--blue:#2859e8;--blue-deep:#1e47c4;--line:#e6e9ef;--soft:#f0f4ff;--green:#1b7959;--font:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:28px}
body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.6 var(--font);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button,summary{cursor:pointer}
button:disabled{cursor:not-allowed}
a,button{transition:color .16s,background .16s,border-color .16s}
svg{flex-shrink:0;vertical-align:middle}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{font-weight:600}
h1{font-size:32px;line-height:1.3;letter-spacing:-1px}
h2{font-size:17px;letter-spacing:-.3px;margin:0}
h3{font-size:14px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #8da9ff;outline-offset:4px}
[hidden]{display:none!important}
.skip-link{position:fixed;top:-80px;left:20px;z-index:20;background:var(--blue);color:#fff;border-radius:8px;padding:10px 16px}
.skip-link:focus{top:12px}
.muted{color:var(--muted);font-weight:400}
.eyebrow{font-size:10px;letter-spacing:1.4px;color:var(--muted);margin-bottom:12px}

/* Frame */
.topbar{height:72px;background:var(--white);border-bottom:1px solid var(--line)}
.header-inner{max-width:1104px;margin:auto;padding:0 32px;height:100%;display:flex;align-items:center;gap:48px}
.brand{display:flex;align-items:center;gap:9px;font-size:22px;font-weight:650;letter-spacing:-.8px;white-space:nowrap}
.brand-icon{display:grid;place-items:center;width:33px;height:33px;border-radius:10px;background:var(--blue);color:white}
.brand-icon svg{width:22px;height:22px}
.version{font:500 10px/1.3 ui-monospace,monospace;color:var(--muted);border:1px solid var(--line);padding:3px 5px;border-radius:5px;margin-left:2px;letter-spacing:0}
.main-nav{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:13px}
.main-nav>a{padding:8px 13px;border-radius:7px;white-space:nowrap}
.main-nav>a:hover{color:var(--ink);background:var(--paper)}
.main-nav .nav-active{color:var(--blue);background:var(--soft)}
.main-nav form{margin:0}
.text-button{border:0;background:transparent;color:var(--muted);padding:8px;font-size:12px}
.header-note{margin-left:auto;font-size:12px;color:var(--muted);white-space:nowrap}
main{max-width:984px;margin:auto;padding:40px 32px 48px;min-height:calc(100vh - 137px)}
.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.page-heading h1{margin:0}
.retention-label{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:12px;white-space:nowrap}
footer{max-width:920px;margin:0 auto;min-height:65px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:11px}
footer a:hover{color:var(--ink)}

/* Upload */
.upload-card,.card{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 3px 14px #23304403}
.section-heading{display:flex;align-items:center;justify-content:space-between;gap:18px}
.section-title{display:flex;align-items:center;gap:8px}
.heading-icon{color:var(--blue)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--secondary)}
.text-link:hover{color:var(--blue)}
.dropzone{position:relative;display:flex;align-items:center;justify-content:center;flex-direction:column;min-height:196px;margin:20px 0 6px;padding:23px 18px;border:1px dashed #becbed;border-radius:12px;background:#f8faff;cursor:pointer;text-align:center;transition:background .15s,border-color .15s}
.dropzone:hover,.dropzone.dragging{background:#f0f4ff;border-color:var(--blue)}
.dropzone:focus-within{outline:3px solid #8da9ff;outline-offset:4px}
.dropzone input{position:absolute;inset:0;width:100%;height:100%;opacity:0;margin:0;cursor:pointer}
.upload-symbol{height:48px;width:48px;border-radius:14px;display:grid;place-items:center;background:#fff;border:1px solid #e6ecfc;color:var(--blue);margin-bottom:13px;box-shadow:0 3px 8px #2458e807}
.dropzone strong{font-size:16px;font-weight:550}
.drop-action{color:var(--muted);font-size:12px;margin-top:3px}
.drop-action>span{color:var(--blue);margin-left:5px}
.upload-limit{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 18px;margin-top:17px;color:var(--muted);font-size:11px}
.upload-limit>span{color:var(--muted)}
.dropzone.has-files{min-height:154px;padding:17px}
.has-files .upload-symbol{width:35px;height:35px;border-radius:10px;margin-bottom:8px}
.has-files .upload-symbol svg{width:22px;height:22px}
.has-files .upload-limit{margin-top:10px}
.selected-files{margin-top:14px}
.selected-file{display:flex;align-items:center;gap:12px;padding:11px 12px;margin-bottom:8px;border:1px solid var(--line);border-radius:9px;background:#fafbfe}
.file-type{font:10px ui-monospace,monospace;padding:7px 6px;border-radius:5px;color:var(--blue);background:#ecf1ff;min-width:36px;text-align:center}
.selected-file>div{min-width:0;flex:1}
.selected-file strong{display:block;font-size:12px;font-weight:550;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.selected-file small{font-size:11px;color:var(--muted)}
.remove-file{width:32px;height:32px;background:transparent;border:0;color:var(--muted);border-radius:6px;font-size:23px;line-height:1}
.remove-file:hover{background:#e9edf5;color:var(--ink)}
.disclosure{border-bottom:1px solid var(--line)}
.disclosure>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;list-style:none;padding:12px 0;font-size:12px;color:var(--secondary)}
summary::-webkit-details-marker{display:none}
.disclosure>summary svg,.input-details>summary>svg,.job-notes>summary>svg{color:#929bab;transition:transform .15s}
.disclosure[open]>summary svg,.input-details[open]>summary>svg,.job-notes[open]>summary>svg{transform:rotate(90deg)}
.format-content{padding:1px 0 14px;color:var(--muted);font-size:12px;line-height:1.85}
.format-content p{margin:0 0 4px}
.format-content p:last-child{margin:0}
.format-content code{font-size:11px;color:var(--secondary);overflow-wrap:anywhere}
.advanced-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:7px 0 20px}
.full-field{grid-column:1/-1}
label:not(.dropzone){display:block;font-size:12px;font-weight:500;color:var(--secondary)}
input:not([type=hidden]):not([type=file]),textarea{display:block;width:100%;min-width:0;border:1px solid #dce1e9;border-radius:8px;padding:10px 12px;margin-top:7px;background:white;color:var(--ink);font-size:13px;resize:vertical}
input::placeholder,textarea::placeholder{color:var(--muted)}
input:focus,textarea:focus{outline:none;border-color:#819df2;box-shadow:0 0 0 3px #2859e810}
.submit-row{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:20px}
.submit-row>span{font-size:12px;color:var(--muted)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:43px;padding:10px 20px;border:1px solid transparent;border-radius:9px;font-size:13px;font-weight:550;white-space:nowrap}
.primary{background:var(--blue);color:#fff}
.primary:hover:not(:disabled){background:var(--blue-deep)}
.primary:disabled{background:#e1e8fa;color:#7587b0}
.secondary{background:white;border-color:#dfe4ed;color:var(--secondary)}
.secondary:hover{background:var(--paper);border-color:#bdc9df;color:var(--ink)}
.small{min-height:35px;padding:7px 12px;font-size:12px;gap:7px}
.full{width:100%}
.cookie-note{display:flex;align-items:flex-start;gap:7px;color:var(--muted);font-size:11px;margin:14px 3px 0;line-height:1.8}
.cookie-note svg{margin-top:2px}
.inline-error,.notice{padding:12px 15px;border-radius:8px;font-size:13px;margin:18px 0 0;line-height:1.8;background:#f1f5fc;color:#526783}
.inline-error,.notice.error{color:#aa4033;background:#fff2ef;border:1px solid #f3d8d2}
.upload-progress{margin-top:18px}
.upload-progress>div{display:flex;justify-content:space-between;font-size:12px;color:var(--secondary)}
.upload-progress progress{width:100%;height:5px;appearance:none;border:0;background:#e8eefb;border-radius:5px;margin-top:8px}
.upload-progress progress::-webkit-progress-bar{background:#e8eefb;border-radius:5px}
.upload-progress progress::-webkit-progress-value{background:var(--blue);border-radius:5px}
.upload-progress progress::-moz-progress-bar{background:var(--blue);border-radius:5px}

/* Records */
.history{margin-top:32px}
.history>.section-heading{margin-bottom:16px}
.history h2{display:flex;align-items:center;gap:9px}
.count-badge{font:11px/20px ui-monospace,monospace;background:#e9edf4;color:var(--muted);padding:0 6px;border-radius:5px}
.refresh-link{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);padding:5px 0 5px 8px}
.refresh-link:hover{color:var(--blue)}
.history-list{border:1px solid var(--line);border-radius:14px;background:white;overflow:hidden}
.history-item{display:flex;align-items:center;gap:14px;padding:18px 22px;border-bottom:1px solid var(--line)}
.history-item:last-child{border-bottom:0}
.history-item:hover{background:#fafbfe}
.history-file-icon{display:grid;place-items:center;width:37px;height:40px;background:#f4f6fa;color:#8591a6;border-radius:9px;flex-shrink:0}
.history-title{min-width:0;flex:1}
.history-title strong{display:block;font-size:13px;font-weight:550;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.history-title small{display:block;color:var(--muted);font-size:11px;margin-top:4px;font-variant-numeric:tabular-nums}
.history-arrow{color:#99a3b2;display:flex;margin-left:8px}
.status{display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border-radius:6px;font-size:11px;font-weight:500;white-space:nowrap}
.status i{width:5px;height:5px;background:currentColor;border-radius:50%}
.queued{background:#fff5e7;color:#936222}
.processing{background:#edf2ff;color:#315cbd}
.completed{background:#edf7f1;color:var(--green)}
.failed{background:#fff0ed;color:#b34536}
.expired{background:#edf0f4;color:var(--muted)}
.empty-history{min-height:94px;display:flex;align-items:center;justify-content:center;gap:10px;border:1px solid var(--line);border-radius:14px;background:white;color:var(--muted);font-size:12px}
.pagination{display:flex;justify-content:center;gap:22px;margin-top:20px;font-size:12px;color:var(--secondary)}

/* Job details */
.back{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:12px;margin-bottom:23px}
.back:hover{color:var(--blue)}
.back svg{transform:rotate(180deg)}
.heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:27px}
.heading>div{min-width:0}
.heading h1{font-size:28px;overflow-wrap:anywhere;margin:0 0 8px}
.heading p{font-size:12px;margin:0}
.result-expiry{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.file-row{display:flex;align-items:center;gap:18px;padding:23px 0;border-bottom:1px solid var(--line)}
.file-row:last-child{border-bottom:0;padding-bottom:0}
.file-info{min-width:0;flex:1}
.file-info strong{font-size:14px;font-weight:550;overflow-wrap:anywhere}
.file-info small{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.result-file-icon{display:grid;place-items:center;width:51px;height:58px;border-radius:12px;background:#f0f4ff;color:var(--blue)}
.file-checksum{margin-top:7px;font-size:11px;color:var(--muted)}
.file-checksum>summary{list-style:none;display:inline-block;border-bottom:1px dotted #cbd2dd}
.checksum{display:block;font:10px/1.8 ui-monospace,monospace;overflow-wrap:anywhere;margin-top:6px;color:var(--secondary)}
.result-placeholder{min-height:208px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--secondary);text-align:center}
.waiting-icon{display:grid;place-items:center;width:50px;height:50px;background:#f5f7fb;border:1px solid #e8edf5;border-radius:50%;color:#8392b0;margin-bottom:13px}
.result-placeholder strong{font-size:14px;font-weight:500}
.result-placeholder p{font-size:12px;color:var(--muted);margin:5px 0 0}
.input-details,.job-notes{margin-top:16px;padding:19px 24px}
.input-details>summary,.job-notes>summary{display:flex;align-items:center;gap:10px;list-style:none;font-size:13px;font-weight:500}
.input-details>summary small{font-size:11px;font-weight:400;color:var(--muted)}
.input-details>summary>svg,.job-notes>summary>svg{margin-left:auto}
.input-details[open]>summary,.job-notes[open]>summary{padding-bottom:17px;border-bottom:1px solid var(--line)}
.prewrap{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;color:var(--secondary);margin:17px 0 0;line-height:1.9}
.ticket-section{margin-top:20px}
.quiet-label{font-size:11px;color:var(--muted)}
.card h3{margin:20px 0 8px}

/* Administration and exceptional states */
.admin-login{max-width:420px;margin:25px auto}
.admin-login h1{font-size:26px;margin-bottom:12px}
.admin-login p{font-size:13px}
.admin-login label{margin:20px 0}
.auth-switch{text-align:center;color:var(--blue);margin:20px 0 0}
.admin-actions{display:flex;gap:12px;margin:20px 0}
.upload-form label{margin:18px 0}
.upload-form input[type=file]{display:block;max-width:100%;margin-top:10px;font-size:12px}
.failure-form{margin-top:20px;color:var(--muted);font-size:12px}
.failure-form label{margin:16px 0}
.error-page{max-width:580px;margin:32px auto}
.error-page h1{font-size:26px}
.error-page .button{margin:22px 0 14px}
.error-page>.muted{font-size:12px;margin:0}

@media(max-width:760px){
  .header-inner{padding:0 24px;gap:25px}
  main{padding:30px 24px 38px}
  footer{margin:0 24px}
  .header-note{display:none}
  .page-heading h1{font-size:28px}
  .upload-card,.card{padding:24px}
  .input-details,.job-notes{padding:18px 22px}
  .heading h1{font-size:25px}
}
@media(max-width:520px){
  .topbar{height:65px}
  .header-inner{padding:0 20px;gap:16px;justify-content:space-between}
  .brand{font-size:21px;gap:8px}
  .brand-icon{height:31px;width:31px;border-radius:9px}
  .main-nav{gap:0;font-size:12px}
  .main-nav>a{padding:7px 8px}
  .main-nav>a:first-child{display:none}
  .main-nav form{display:none}
  main{padding:28px 20px 36px;min-height:calc(100vh - 125px)}
  .page-heading{gap:12px;margin-bottom:21px}
  .page-heading h1{font-size:27px}
  .retention-label{font-size:11px;gap:5px}
  .retention-label svg{width:13px;height:13px}
  .upload-card,.card{padding:21px 20px;border-radius:15px}
  .dropzone{min-height:200px;padding:22px 12px;margin-top:18px}
  .dropzone strong{font-size:15px}
  .upload-limit{max-width:235px;font-size:10px;gap:3px 12px}
  .section-heading{gap:12px}
  .section-heading h2{font-size:16px}
  .text-link{font-size:11px;gap:5px}
  .disclosure>summary{padding:12px 0}
  .advanced-fields{grid-template-columns:1fr;gap:15px}
  .submit-row{gap:10px;margin-top:18px}
  .submit-row>span{font-size:10px;max-width:100px}
  .button{font-size:12px;min-height:42px;padding:10px 16px}
  .cookie-note{font-size:10px;margin-top:12px;gap:6px}
  .history{margin-top:28px}
  .history-item{padding:16px 14px;gap:10px}
  .history-file-icon{width:31px;height:36px;border-radius:7px}
  .history-file-icon svg{width:18px;height:18px}
  .history-title strong{font-size:12px}
  .history-title small{font-size:10px}
  .history-arrow{display:none}
  .status{font-size:10px;padding:5px 7px;gap:5px}
  .heading{align-items:flex-start;gap:12px;margin-bottom:22px}
  .heading h1{font-size:23px;line-height:1.4}
  .heading .status{margin-top:5px}
  .heading p{font-size:11px}
  .back{margin-bottom:20px}
  .result-section>.section-heading{align-items:flex-start;flex-direction:column;gap:6px}
  .result-expiry{font-size:11px}
  .result-file{gap:12px;flex-wrap:wrap;padding-top:21px}
  .result-file-icon{width:41px;height:48px;border-radius:10px}
  .result-file>.file-info{flex-basis:calc(100% - 55px)}
  .result-file>.button{width:100%;margin-top:6px}
  .file-info strong{font-size:12px}
  .file-info small{font-size:11px}
  .file-row{gap:12px}
  .file-row .small{padding:7px 10px;font-size:11px;min-height:35px}
  .input-details,.job-notes{padding:18px 20px}
  .result-placeholder{min-height:190px}
  footer{margin:0 20px;min-height:60px;font-size:10px}
  .admin-login{margin:10px auto}
  .error-page{margin:10px auto}
}
@media(max-width:360px){
  .header-inner,main{padding-left:16px;padding-right:16px}
  .retention-label{font-size:10px}
  .retention-label svg{display:none}
  .brand{font-size:20px}
  .version{font-size:9px}
  .upload-card{padding:20px 16px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}