:root{--nav:#101b30;--nav2:#182844;--bg:#f5f7fb;--panel:#fff;--soft:#f2f6fa;--ink:#1b2b40;--muted:#748296;--line:#e5ebf1;--blue:#2875dd;--teal:#159a8b;--orange:#e3a24c;--danger:#c65a56;--shadow:0 6px 20px rgba(20,42,70,.045)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink)}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}.app{min-height:100vh;display:flex}.sidebar{width:250px;flex-shrink:0;background:var(--nav);padding:27px 17px;color:#d9e3f2;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:12px;margin:0 8px 32px}.brandmark{width:38px;height:38px;border-radius:11px;background:linear-gradient(145deg,#5bb6e1,#3b6ce5);display:grid;place-items:center;color:white;font-size:22px;font-weight:700}.brand strong{display:block;font-size:16px;color:white;letter-spacing:.2px}.brand small{display:block;color:#92a4c0;font-size:11px;letter-spacing:1px}.nav-label{padding:0 12px;color:#6f83a2;font-size:10px;font-weight:800;letter-spacing:1.7px;margin:18px 0 8px}.nav-button{display:flex;width:100%;align-items:center;gap:11px;background:none;border:0;color:#b2c2d8;border-radius:10px;padding:11px 12px;text-align:left;margin:2px 0;font-weight:550}.nav-button:hover,.nav-button.active{background:#223654;color:white}.nav-button.active::before{content:'';width:3px;height:20px;position:absolute;left:17px;background:#5fb8f9;border-radius:3px}.side-footer{margin-top:auto;border-top:1px solid #273b59;padding:20px 9px 5px;color:#879cbb;font-size:11px}.status-dot{display:inline-block;width:8px;height:8px;background:#64c89f;border-radius:50%;margin-right:5px}.main{width:calc(100% - 250px);min-width:0;padding:29px clamp(22px,4vw,63px) 55px}.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:25px}.eyebrow{color:var(--muted);letter-spacing:1.5px;text-transform:uppercase;font-size:11px;font-weight:750}.main h1{font-size:28px;font-weight:740;margin:5px 0 5px;letter-spacing:-.6px}.lead{color:var(--muted);margin:0;font-size:13px}.pill{background:#e9f4f0;color:#167c69;padding:5px 9px;border-radius:20px;white-space:nowrap;font-size:11px;font-weight:650}.pill.gray{background:#edf1f6;color:#738096}.pill.orange{background:#fff3df;color:#a67020}.pill.blue{background:#e8f1ff;color:#326bb5}.pill.red{background:#fff0ef;color:#ac514b}.btn{border:1px solid #dbe3ec;background:white;color:#304866;padding:8px 12px;border-radius:9px;font-weight:650;display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px}.btn:hover{border-color:#8eb8ef;background:#f7fbff}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.primary:hover{background:#1e61bf}.btn.ghost{border-color:transparent;background:transparent}.btn.tiny{padding:5px 8px;min-height:28px;font-size:11px}.btn.danger{color:#b9504e}.grid{display:grid;gap:15px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--panel);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);padding:19px;min-width:0}.card.flat{box-shadow:none}.row{display:flex;align-items:center;gap:10px}.between{justify-content:space-between}.muted{color:var(--muted)}.small{font-size:12px}.tiny{font-size:11px}.section-title{font-size:16px;margin:0 0 12px}.section-top{margin:28px 0 13px;display:flex;justify-content:space-between;align-items:center}.card h3{margin:0;font-size:15px}.card p{margin:6px 0}.big-number{font-size:27px;font-weight:760;letter-spacing:-.6px}.progress{background:#e6edf4;height:7px;border-radius:20px;overflow:hidden}.bar{height:100%;background:linear-gradient(90deg,#4c8ae7,#49bdd0);border-radius:20px}.bar.alt{background:linear-gradient(90deg,#32a6a1,#7bc8a7)}.project-card{cursor:pointer;transition:transform .13s,border-color .13s}.project-card:hover{transform:translateY(-2px);border-color:#a3c6f0}.project-id{font-size:12px;font-weight:800;color:var(--blue)}.metric{background:var(--soft);border-radius:12px;padding:13px;min-width:0}.metric .value{font-size:24px;font-weight:750;margin-top:7px}.metric small{font-size:11px;color:var(--muted)}.banner{background:#fff7e9;border:1px solid #f2dfb8;border-radius:12px;padding:11px 14px;color:#7c612d;font-size:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:19px}.banner.info{background:#eff6ff;border-color:#dceafd;color:#35618e}.tabs{display:flex;gap:5px;border-bottom:1px solid var(--line);overflow:auto;margin:20px 0}.tab{border:0;background:transparent;border-bottom:2px solid transparent;padding:11px 15px;color:#6e7e93;white-space:nowrap;font-weight:650}.tab.active{border-color:var(--blue);color:#225db8}.test-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.test-btn{background:#fff;border:1px solid var(--line);border-radius:9px;padding:8px 12px;color:#566a84;font-weight:600}.test-btn.active{background:#eaf2fe;border-color:#9bbff1;color:#2161b4}.chart{width:100%;min-height:230px}.chart svg{width:100%;height:auto;display:block}.placeholder{min-height:225px;display:grid;place-items:center;border:1px dashed #cbd8e5;background:#f9fbfd;border-radius:12px;color:#8292a6;text-align:center;padding:20px}.split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(265px,1fr);gap:15px}.field{display:flex;flex-direction:column;gap:5px;min-width:0;margin-bottom:13px}.field label{font-size:11px;font-weight:750;color:#718198}.field input,.field select,.field textarea,.input{background:#fff;border:1px solid #dbe5ee;color:var(--ink);padding:9px 10px;border-radius:9px;outline:none;width:100%;min-width:0}.field input:focus,.field select:focus,.field textarea:focus,.input:focus{border-color:#609be5;box-shadow:0 0 0 3px #e8f1fd}.field textarea{min-height:80px;resize:vertical}.datagrid{width:100%;border-collapse:collapse}.datagrid th,.datagrid td{text-align:left;font-size:12px;padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}.datagrid th{color:#76879d;font-weight:700;background:#fafbfd}.datagrid tbody tr:hover{background:#f9fbfd}.scroll{overflow:auto;max-width:100%}.chip{font-size:11px;border:1px solid #dde6f0;padding:4px 8px;border-radius:8px;background:#f9fbff;color:#566b85;display:inline-block;margin:3px 4px 0 0}.task{display:grid;grid-template-columns:1fr 118px 60px;gap:12px;align-items:center;border-bottom:1px solid var(--line);padding:11px 0}.task:last-child{border:0}.task .weight{font-size:11px;color:var(--muted);text-align:right}.subtle{background:var(--soft);padding:12px;border-radius:11px}.emptynote{font-size:12px;color:var(--muted);padding:12px 0}.filedrop{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:28px;background:#f8fbff;border:2px dashed #c8dbf1;border-radius:13px;cursor:pointer;text-align:center}.filedrop:hover{border-color:#3986df}.tagline{margin-top:4px;color:#8ca2bd;font-size:11px}.kpi-box{border:1px solid var(--line);padding:12px;border-radius:11px}.link{color:#2875dd;cursor:pointer;text-decoration:none}.link:hover{text-decoration:underline}.flex-wrap{display:flex;gap:9px;flex-wrap:wrap}.wide{width:100%}.toast{position:fixed;right:22px;bottom:20px;background:#1b3049;color:white;padding:12px 16px;border-radius:10px;box-shadow:0 8px 26px #1124;z-index:20;font-size:12px;max-width:min(440px,90vw);display:none}.toast.on{display:block}.modalbg{position:fixed;inset:0;background:#07172c88;z-index:15;display:flex;align-items:center;justify-content:center;padding:18px}.modal{background:white;border-radius:16px;padding:22px;max-width:560px;width:100%;max-height:85vh;overflow:auto}.footnote{color:#91a0b0;font-size:11px;margin-top:12px}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.status-select{font-size:11px;max-width:132px;padding:6px 7px;border:1px solid #dbe5ee;border-radius:8px;background:white}.fig-no{width:43px;height:43px;border-radius:10px;display:grid;place-items:center;background:#ecf3fd;color:#286dc3;font-weight:800}.emptyline{border-bottom:1px dashed #dce5ef}.footer{color:#a0aabb;text-align:center;padding-top:33px;font-size:11px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.spaced{margin-bottom:15px}.warn{color:#a7782f}.danger-text{color:#be5751}.icon-circle{width:29px;height:29px;display:grid;place-items:center;border-radius:9px;background:#eaf3fd;color:#307fd3;font-weight:700}.steps{display:flex;gap:7px;margin-bottom:18px;flex-wrap:wrap}.step{border-radius:20px;padding:7px 10px;font-size:11px;color:#6a7e96;background:#edf1f6}.step.current{background:#e5f0ff;color:#226ac6;font-weight:700}.button-stack{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.nowrap{white-space:nowrap}
@media(max-width:1150px){.split{grid-template-columns:1fr}.grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.sidebar{width:215px}.main{width:calc(100% - 215px);padding:27px 24px}.task{grid-template-columns:1fr 112px 45px}}
@media(max-width:720px){.app{display:block}.sidebar{position:relative;width:100%;height:auto;padding:12px 12px 10px;display:block}.brand{margin:0 5px 7px}.brandmark{width:30px;height:30px}.brand strong{font-size:13px}.nav-label,.side-footer{display:none}.side-menu{display:flex;gap:4px;overflow:auto}.nav-button{width:auto;flex-shrink:0;padding:8px 10px;font-size:12px;margin:0}.nav-button.active::before{display:none}.main{width:100%;padding:22px 15px 38px}.main h1{font-size:23px}.topbar{align-items:center}.grid.two,.grid.three{grid-template-columns:1fr}.split{grid-template-columns:1fr}.metric .value{font-size:20px}.card{padding:15px}.task{grid-template-columns:1fr 104px;gap:8px}.task .weight{display:none}.banner{align-items:flex-start}.datagrid th,.datagrid td{padding:7px}.tab{padding:10px 11px}}
/* Polymerization Lab V2: scoped UI extensions */
.poly-hero{background:linear-gradient(115deg,#eef5ff 0%,#f2faf8 100%);border:1px solid #dbe8f2;border-radius:17px;padding:19px;display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:17px}
.poly-hero strong{font-size:17px}.poly-hero p{margin:5px 0;color:#657b94;font-size:12px;max-width:720px}
.poly-hero .hero-side{white-space:nowrap;text-align:right}.poly-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;margin-bottom:17px}
.poly-value{font-size:25px;font-weight:760;letter-spacing:-.5px;margin:3px 0}.poly-mini{font-size:11px;color:#76869c}
.poly-lab-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin:14px 0}
.poly-image-tile{background:white;border:1px solid #e0e8f0;border-radius:13px;padding:13px;overflow:hidden}
.poly-image-frame{display:flex;align-items:center;justify-content:center;background:#fafcfe;border:1px solid #e9eef4;border-radius:10px;min-height:145px;max-height:235px;overflow:hidden}
.poly-image-frame img{width:100%;max-height:230px;object-fit:contain}
.poly-image-frame .ghost{color:#8a9bb0;font-size:12px;text-align:center;padding:17px}
.poly-input{border:1px solid #dbe5ee;border-radius:8px;padding:7px 9px;background:#fff;color:#243e5d;min-width:0;max-width:100%}
.poly-run{padding:16px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px}
.poly-run.running{border-left:4px solid #218ec6}.poly-run.workup{border-left:4px solid #dba443}.poly-run.complete{border-left:4px solid #1b9a7e}
.poly-run h3{margin:0;font-size:14px}.poly-run .run-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.poly-parameter{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.poly-parameter>div{background:#f5f8fc;padding:9px;border-radius:8px}
.poly-parameter strong{display:block;font-size:14px;margin-top:2px}.poly-parameter small{color:#7d8fa5;font-size:10px}
.poly-status{border:1px solid #d9e4ee;border-radius:8px;padding:6px;font-size:11px;background:white;min-width:116px;color:#25415f}
.poly-run-actions{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.poly-logs{border-left:2px solid #d8e8f7;margin:5px 0 0 5px;padding:0 0 0 14px}
.poly-log{margin:0 0 11px;font-size:12px;position:relative}.poly-log::before{position:absolute;content:'';width:7px;height:7px;top:5px;left:-19px;border-radius:100%;background:#82a9d4;border:2px solid #fff}
.poly-log time{display:block;color:#7e90a3;font-size:10px}.poly-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.poly-chartbox{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;min-width:0}.poly-chartbox svg{display:block;width:100%;height:auto}
.poly-kpi-warn{background:#fff7e8;border:1px solid #f3e0b9;color:#8f6a34;padding:10px 12px;border-radius:9px;font-size:12px}
.poly-note{background:#f6f9fc;border-radius:9px;padding:10px 12px;font-size:12px;color:#5e728b}
.poly-reference{display:grid;grid-template-columns:220px minmax(0,1fr);gap:15px;padding:14px;border:1px solid var(--line);border-radius:13px;background:#fff}
.poly-reference .poly-image-frame{min-height:154px}.poly-reference h3{font-size:15px;margin:0 0 5px}.poly-reference p{font-size:12px;color:#64788e;margin:4px 0}
.poly-cluster{display:flex;gap:5px;flex-wrap:wrap;margin:9px 0}.poly-cluster .chip{margin:0}
.poly-analysis{border-top:1px dashed #dfe8f0;padding-top:10px;margin-top:10px;font-size:12px}
.poly-analysis strong{font-size:12px;color:#365977}
.poly-comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.poly-comparison>div{border:1px solid #e3eaf2;border-radius:11px;padding:13px;min-width:0;background:#fff}
.poly-comparison img{width:100%;max-height:190px;object-fit:contain;background:#f5f8fc;border-radius:9px}
.poly-switch{display:flex;gap:6px;flex-wrap:wrap}.poly-switch button{font-size:12px;border:1px solid #dae5ef;border-radius:8px;padding:7px 10px;background:#fff;color:#6a7b8e}.poly-switch button.active{background:#e9f2ff;color:#2263b8;border-color:#a8c6ec}
.poly-empty{color:#8698ab;font-size:12px;text-align:center;border:1px dashed #cddbe9;background:#fafcff;border-radius:10px;padding:28px 12px}
.poly-signal{height:8px;background:#e9f0f6;border-radius:15px;overflow:hidden}.poly-signal>i{display:block;height:100%;background:linear-gradient(90deg,#51a5de,#2aa79c)}
.poly-modal-wide{max-width:790px}.poly-formcols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.poly-formcols .field{margin-bottom:6px}.poly-compare-note{font-size:12px;line-height:1.75}
@media(max-width:950px){.poly-reference{grid-template-columns:1fr}.poly-grid,.poly-comparison{grid-template-columns:1fr}.poly-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.poly-hero{display:block}.poly-hero .hero-side{text-align:left;margin-top:10px}.poly-formcols{grid-template-columns:repeat(2,minmax(0,1fr))}.poly-parameter{grid-template-columns:repeat(2,minmax(0,1fr))}}


/* Touch targets and narrow-screen forms */
button,input,select,textarea{touch-action:manipulation}
.record-text{white-space:pre-wrap;overflow-wrap:anywhere}.record-source{overflow-wrap:anywhere;font-size:12px;color:#657b94}
@media(max-width:720px){button,.btn,.btn.tiny,.status-select,.poly-status,.test-btn,.tab{min-height:44px}input,textarea,select{font-size:16px!important}.topbar{align-items:flex-start;flex-wrap:wrap}.poly-formcols{grid-template-columns:1fr}.poly-formcols .field{grid-column:1!important}.poly-metrics{grid-template-columns:1fr 1fr}.row{flex-wrap:wrap}.banner{flex-wrap:wrap}.modalbg{padding:8px}.modal{max-height:94dvh}.task{grid-template-columns:minmax(0,1fr) 108px}}