@import url('https://fonts.googleapis.com/css2?family=STIX+Two+Text:ital,wght@0,400;0,600;0,700;1,400&display=swap');
:root{--ink:#171717;--muted:#666;--line:#d8d5cf;--paper:#fff;--accent:#800000;--accent-soft:#f8eeee;--shadow:0 12px 35px rgba(0,0,0,.07)}
*{box-sizing:border-box}html{background:#efede8;color:var(--ink)}body{margin:0;font-family:"STIX Two Text",Georgia,serif}button,input,select{font:inherit}button{cursor:pointer}[x-cloak]{display:none!important}
.shell{max-width:1540px;margin:0 auto;padding:28px}.paper{background:var(--paper);border:1px solid #dedbd5;box-shadow:var(--shadow);padding:22px 28px 30px}
.test-tabs{display:flex;border-bottom:1px solid #cbc8c2;margin:-4px 0 24px;gap:28px}.test-tabs button{appearance:none;border:0;background:transparent;padding:11px 1px 9px;font:12px Arial,sans-serif;color:#666;position:relative}.test-tabs button:hover{color:#222}.test-tabs button.active{color:#111;font-weight:700}.test-tabs button.active:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--accent)}
.topbar{display:flex;gap:18px;align-items:center;justify-content:space-between;margin-bottom:18px}.eyebrow{font-family:Arial,sans-serif;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#555}.brand h1{margin:2px 0 0;font-size:25px;line-height:1.08}.brand p{margin:5px 0 0;color:var(--muted);font-size:13px}.actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.btn{border:1px solid #aaa;background:#fff;padding:8px 12px;border-radius:3px;font-family:Arial,sans-serif;font-size:12px;min-height:34px}.btn:hover{background:#f5f5f5}.btn.primary{background:#111;color:#fff;border-color:#111}.btn.publish{background:var(--accent);color:#fff;border-color:var(--accent)}.btn:disabled{opacity:.45;cursor:not-allowed}
.rule{height:2px;background:#111;margin:12px 0 20px}.meta-grid{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(550px,1.4fr);gap:38px;margin-bottom:22px}.section-title{font-size:17px;font-weight:700;margin:4px 0}.section-desc{color:var(--muted);font-size:13px;margin:0;max-width:520px}.meta-fields{display:grid;grid-template-columns:155px 1fr}.meta-fields label,.meta-fields input{min-height:33px;border:0;border-bottom:1px solid var(--line);padding:6px 0}.meta-fields label{font-size:12px;color:#444}.meta-fields input{outline:0;font-size:13px;background:transparent;min-width:0}.meta-fields input:focus{border-bottom-color:#222}.status-line{display:flex;gap:9px;align-items:center;margin:0 0 10px;font-family:Arial,sans-serif;font-size:11px;color:#666}.status-line>span+span:before{content:"·";margin-right:9px;color:#aaa}.doc-status{text-transform:capitalize;color:#333}.dirty{color:var(--accent)}
.failure-guide{display:grid;grid-template-columns:minmax(240px,.55fr) minmax(480px,1.25fr);gap:34px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:15px 0 14px;margin:0 0 22px}.failure-guide-copy .section-title{font-size:15px}.failure-guide-copy .section-desc{font-size:11px;line-height:1.4}.failure-patterns{display:grid;grid-template-columns:repeat(5,minmax(70px,1fr));gap:12px;align-items:end}.failure-pattern{margin:0;text-align:center}.failure-pattern img{display:block;width:100%;height:80px;object-fit:contain}.failure-pattern figcaption{font:700 11px Arial,sans-serif;color:var(--accent);margin-top:2px}.failure-pattern:hover img{filter:contrast(1.06)}
.section-kicker{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:6px}.row-count{font:10px Arial,sans-serif;color:#666}.table-wrap{overflow:auto;border-top:1.5px solid #111;border-bottom:1.5px solid #111;-webkit-overflow-scrolling:touch;overscroll-behavior-inline:contain}.data-table{border-collapse:collapse;width:100%;table-layout:fixed}.tensile-table{min-width:1390px}.compressive-table{min-width:928px}.data-table th{font-weight:700;text-align:center;font-size:11px;line-height:1.08;padding:6px 4px;vertical-align:middle;background:#fff}.data-table thead tr:first-child th.group{border-bottom:1px solid #222}.data-table thead tr:last-child th{border-bottom:1px solid #222}.data-table td{padding:0;border-bottom:1px dotted #ccc;vertical-align:middle;background:#fff}.data-table tbody tr.group-end td{border-bottom:1px solid #aaa}.data-table td input,.data-table td select{width:100%;border:0;background:transparent;padding:7px 4px;text-align:center;font-size:11px;outline:0;min-height:31px}.data-table td input:focus,.data-table td select:focus{background:#fff9e8;box-shadow:inset 0 0 0 1px #c6a66c}.data-table .sample input{text-align:left}.data-table .row-actions{width:36px;text-align:center}.failure-cell select{color:var(--accent);font-weight:700}.icon-btn{border:0;background:transparent;color:#888;font-family:Arial,sans-serif;font-size:16px;line-height:1;padding:6px}.icon-btn:hover{color:var(--accent)}.add-row-cell{padding:9px!important;text-align:center;border-top:1px solid #bbb!important}.add-row{border:1px dashed #aaa;background:#fafafa;padding:7px 18px;font-family:Arial,sans-serif;font-size:11px;min-height:36px}.add-row:hover{background:#f2f2f2;border-color:#555}.unit{font-style:italic;font-weight:400;color:#555;font-size:10px}
.error{background:#fff1f1;border:1px solid #efb8b8;color:#7c1717;padding:10px 12px;margin-bottom:12px;font-family:Arial,sans-serif;font-size:12px}.notice{background:#f3f7fb;border:1px solid #c5d7e7;color:#21415d;padding:10px 12px;margin-bottom:12px;font-family:Arial,sans-serif;font-size:12px}.spinner{display:inline-block;width:12px;height:12px;border:2px solid #bbb;border-top-color:#222;border-radius:50%;animation:spin .7s linear infinite;vertical-align:-2px;margin-right:4px}@keyframes spin{to{transform:rotate(360deg)}}
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.48);display:flex;align-items:center;justify-content:center;padding:24px;z-index:30}.modal{width:min(980px,95vw);max-height:90vh;background:#fff;padding:20px;box-shadow:0 20px 70px rgba(0,0,0,.25);display:flex;flex-direction:column}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.modal h2{margin:0;font-size:18px}.jsonbox{font:11px/1.45 ui-monospace,SFMono-Regular,Menlo,monospace;background:#111;color:#e8e8e8;padding:14px;overflow:auto;white-space:pre;flex:1}
.verify-shell{max-width:1100px;margin:28px auto;padding:0 20px}.verify-card{background:white;border:1px solid #ddd;padding:28px;box-shadow:var(--shadow)}.verify-head{display:flex;justify-content:space-between;align-items:center;gap:18px}.verify-head .verify-ok{margin-bottom:0}.verify-head .btn{text-decoration:none;display:inline-flex;align-items:center;white-space:nowrap}.verify-ok{display:flex;align-items:center;gap:12px;margin-bottom:20px}.check{width:34px;height:34px;border-radius:50%;border:1px solid #49764e;display:grid;place-items:center;color:#38623d;flex:0 0 auto}.verify-title{font-size:21px;font-weight:700}.verify-sub{color:#666;font-family:Arial,sans-serif;font-size:11px}.verify-meta{display:grid;grid-template-columns:180px 1fr;margin:20px 0}.verify-meta div{padding:7px 0;border-bottom:1px solid #ddd;font-size:12px}.verify-meta div:nth-child(odd){color:#555}.hash{font-family:ui-monospace,monospace;word-break:break-all}.readonly-table{overflow:auto;margin-top:20px;-webkit-overflow-scrolling:touch}.readonly-table table{border-collapse:collapse;width:100%;min-width:1200px;font-size:10px}.readonly-compressive table{min-width:860px}.readonly-table th{border-bottom:1px solid #333;padding:5px;text-align:center;background:#fff}.readonly-table td{border-bottom:1px dotted #ccc;padding:5px;text-align:center;background:#fff}
@media(max-width:900px){.shell{padding:10px}.paper{padding:18px 14px}.topbar{align-items:flex-start;flex-direction:column}.actions{justify-content:flex-start}.meta-grid{grid-template-columns:1fr;gap:18px}.meta-fields{grid-template-columns:125px 1fr}.failure-guide{grid-template-columns:1fr;gap:12px}.failure-patterns{max-width:620px}.verify-head{align-items:flex-start;flex-direction:column}.section-kicker{align-items:flex-start}}
@media(max-width:600px){html{background:#fff}.shell{padding:0}.paper{border:0;box-shadow:none;padding:16px 12px 24px}.test-tabs{gap:0;margin:0 -12px 19px;padding:0 12px}.test-tabs button{width:50%;text-align:left;padding:12px 4px 10px;font-size:11px}.topbar{gap:16px;margin-bottom:16px}.brand h1{font-size:23px}.brand p{font-size:12px;line-height:1.35}.actions{display:grid;grid-template-columns:1fr 1fr;width:100%;gap:8px}.actions .btn{width:100%;min-height:44px;padding:9px 8px}.rule{margin:4px 0 17px}.status-line{flex-wrap:wrap;line-height:1.35;margin-bottom:14px}.meta-grid{gap:14px;margin-bottom:20px}.section-desc{font-size:12px;line-height:1.4}.meta-fields{grid-template-columns:1fr}.meta-fields label{border-bottom:0;min-height:auto;padding:10px 0 1px;font-size:11px}.meta-fields input{min-height:38px;padding:4px 0 8px;font-size:16px}.failure-guide{margin-left:-12px;margin-right:-12px;padding:14px 12px 15px;gap:10px}.failure-guide-copy .section-desc{max-width:none}.failure-patterns{grid-template-columns:repeat(5,minmax(0,1fr));gap:4px;overflow:visible;padding-bottom:2px}.failure-pattern img{height:64px}.section-kicker{margin-top:2px}.row-count{padding-top:3px}.table-wrap{margin-left:-12px;margin-right:-12px;padding-left:0;scrollbar-width:thin}.data-table td input,.data-table td select{font-size:12px;padding:9px 4px;min-height:38px}.tensile-table thead tr:first-child th:first-child,.tensile-table thead tr:last-child th:first-child{position:sticky;left:0;z-index:4}.tensile-table thead tr:first-child th:nth-child(2),.tensile-table thead tr:last-child th:nth-child(2){position:sticky;left:42px;z-index:4;box-shadow:1px 0 0 #ddd}.tensile-table tbody td:first-child{position:sticky;left:0;z-index:2;width:42px}.tensile-table tbody td:nth-child(2){position:sticky;left:42px;z-index:2;width:112px;box-shadow:1px 0 0 #ddd}.compressive-table thead tr:first-child th:first-child,.compressive-table tbody td:first-child{position:sticky;left:0;z-index:3;background:#fff;box-shadow:1px 0 0 #ddd}.compressive-table thead tr:first-child th:first-child{z-index:4}.icon-btn{min-width:38px;min-height:38px}.add-row{min-height:42px}.modal-backdrop{padding:0}.modal{width:100vw;max-height:100dvh;height:100dvh;padding:14px}.modal-head{gap:10px;align-items:flex-start}.modal-head .actions{width:auto;display:flex}.modal-head .actions .btn{width:auto;min-height:40px}.jsonbox{font-size:10px;padding:12px}.verify-shell{margin:0;padding:0}.verify-card{border:0;box-shadow:none;padding:20px 14px;min-height:100dvh}.verify-title{font-size:19px}.verify-head .btn{min-height:44px}.verify-meta{grid-template-columns:105px minmax(0,1fr);margin:18px 0}.verify-meta div{font-size:11px;padding:8px 0}.readonly-table{margin-left:-14px;margin-right:-14px}.readonly-table tbody td:first-child{position:sticky;left:0;background:#fff;z-index:2}.readonly-table tbody td:nth-child(2){position:sticky;left:33px;background:#fff;z-index:2;box-shadow:1px 0 0 #ddd}.readonly-compressive tbody td:nth-child(2){position:static;box-shadow:none}}
@media print{html{background:white}.shell{max-width:none;padding:0}.paper{border:0;box-shadow:none;padding:0}.test-tabs,.actions,.status-line,.row-actions,.add-row-cell,.error,.notice{display:none!important}.meta-grid{grid-template-columns:.8fr 1.4fr}.failure-guide{grid-template-columns:.55fr 1.25fr}.table-wrap{overflow:visible;margin:0}.data-table{min-width:0}.data-table thead th,.data-table tbody td:first-child,.data-table tbody td:nth-child(2){position:static;box-shadow:none}}