/* Shared, account-owned science notebook. All selectors are scoped. */
#science-notebook-dialog{--nb-ink:#203c36;--nb-muted:#66766f;--nb-green:#255b47;--nb-line:#dce2d8;--nb-paper:#fffef8;box-sizing:border-box;width:min(1440px,calc(100vw - 32px));max-width:none;height:min(920px,calc(100dvh - 32px));max-height:none;padding:0;border:1px solid #b7c5b8;border-radius:20px;background:#f3f4ec;color:var(--nb-ink);box-shadow:0 24px 100px #142f3650;overflow:hidden;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:14px;line-height:1.45}
#science-notebook-dialog::backdrop{background:#142d29a6;backdrop-filter:blur(3px)}
#science-notebook-dialog *{box-sizing:border-box}
#science-notebook-dialog [hidden]{display:none!important}
#science-notebook-dialog button,#science-notebook-dialog input,#science-notebook-dialog textarea,#science-notebook-dialog select{font:inherit}
#science-notebook-dialog button{min-height:38px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:8px 12px;border:1px solid #cbd7ca;border-radius:8px;background:#fff;color:var(--nb-ink);cursor:pointer;font-size:13px;font-weight:650;line-height:1.3;box-shadow:none}
#science-notebook-dialog button:hover{background:#edf3e8;border-color:#9eb799}
#science-notebook-dialog button:disabled{opacity:.48;cursor:not-allowed}
#science-notebook-dialog :focus-visible{outline:3px solid #b87626;outline-offset:3px}
#science-notebook-dialog button.nb-primary{background:var(--nb-green);border-color:var(--nb-green);color:white}
#science-notebook-dialog button.nb-primary:hover{background:#173e30}
#science-notebook-dialog button.nb-quiet{background:transparent;border-color:transparent}
#science-notebook-dialog button.nb-danger{color:#943c31}
#science-notebook-dialog input,#science-notebook-dialog textarea,#science-notebook-dialog select{border:1px solid #cbd7ca;border-radius:7px;padding:9px;background:white;color:var(--nb-ink)}
#science-notebook-dialog h2,#science-notebook-dialog h3,#science-notebook-dialog p{margin:0}
#science-notebook-dialog .nb-shell{height:100%;display:flex;flex-direction:column}
#science-notebook-dialog .nb-topbar{display:flex;align-items:center;gap:14px;padding:17px 22px;background:#fffef9;border-bottom:1px solid var(--nb-line);flex-shrink:0}
#science-notebook-dialog .nb-brand{display:grid;place-items:center;width:43px;height:48px;border-radius:5px 10px 10px 5px;background:#285d46;color:#eef2cb;font-size:26px;box-shadow:inset 4px 0 #183c2c;flex-shrink:0}
#science-notebook-dialog .nb-heading{flex:1;min-width:0}
#science-notebook-dialog .nb-heading h2{font-size:20px;font-weight:750;line-height:1.25;letter-spacing:-.6px}
#science-notebook-dialog .nb-account{font-size:12px;color:var(--nb-muted);margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#science-notebook-dialog .nb-save{display:flex;align-items:center;gap:7px;color:var(--nb-muted);font-size:12px}
#science-notebook-dialog .nb-save::before{content:'';width:7px;height:7px;background:#729569;border-radius:50%;flex-shrink:0}
#science-notebook-dialog .nb-save[data-state="pending"]::before,#science-notebook-dialog .nb-save[data-state="saving"]::before{background:#b78325}
#science-notebook-dialog .nb-save[data-state="error"]::before,#science-notebook-dialog .nb-save[data-state="conflict"]::before{background:#b4493c}
#science-notebook-dialog .nb-body{display:flex;flex:1;min-height:0}
#science-notebook-dialog .nb-sidebar{display:flex;flex-direction:column;width:216px;flex-shrink:0;background:#edf0e5;border-right:1px solid var(--nb-line);padding:22px 14px;gap:14px;overflow:auto}
#science-notebook-dialog .nb-eyebrow{font-size:10px;font-weight:750;letter-spacing:1.7px;color:#6b7d68;text-transform:uppercase}
#science-notebook-dialog .nb-page-list{display:flex;flex-direction:column;gap:7px}
#science-notebook-dialog button.nb-page-link{display:flex;justify-content:flex-start;width:100%;gap:10px;text-align:left;background:transparent;border-color:transparent;min-height:49px;padding:9px 10px;font-weight:550}
#science-notebook-dialog button.nb-page-link[aria-current="page"]{background:#fffef8;border-color:#ced9c6;box-shadow:0 2px 5px #34492a08}
#science-notebook-dialog .nb-page-number{font-size:11px;display:grid;place-items:center;width:25px;height:31px;border:1px solid #d2d9cb;background:#f7f9f1;color:#698168;flex-shrink:0;border-radius:3px}
#science-notebook-dialog .nb-page-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#science-notebook-dialog .nb-vocab-link{margin-top:8px!important;border-top:1px solid #d3dece!important;border-radius:0!important;padding-top:14px!important}
#science-notebook-dialog .nb-sidebar-note{margin-top:auto;padding:17px 8px 0;border-top:1px solid #d6dfd0;font-size:12px;color:#63755f}
#science-notebook-dialog .nb-sidebar-note strong{display:block;color:#436248;margin-bottom:6px;font-family:Georgia,serif;font-size:19px;line-height:1.2;font-weight:500}
#science-notebook-dialog .nb-editor{display:flex;flex-direction:column;flex:1;min-width:0;min-height:0}
#science-notebook-dialog .nb-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:7px;padding:11px 18px;background:#fafbf5;border-bottom:1px solid var(--nb-line);flex-shrink:0}
#science-notebook-dialog .nb-tool-divider{height:25px;width:1px;background:var(--nb-line);margin:0 3px}
#science-notebook-dialog .nb-highlight-picker{max-width:102px;min-height:38px;padding:7px;font-size:12px;background:#fff4b5}
#science-notebook-dialog .nb-toolbar-spacer{flex:1}
#science-notebook-dialog .nb-banner{padding:11px 18px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:#fff4d7;border-bottom:1px solid #ebd8a4;font-size:13px;flex-shrink:0}
#science-notebook-dialog .nb-banner p{flex:1;min-width:200px}
#science-notebook-dialog .nb-view{flex:1;min-height:0;overflow:auto;padding:22px 26px 36px;background:#e9ede5;overscroll-behavior:contain}
#science-notebook-dialog .nb-page-meta{display:flex;align-items:center;gap:12px;margin:0 auto 15px;max-width:900px}
#science-notebook-dialog .nb-page-title{flex:1;min-width:0;font-family:Georgia,serif;font-size:25px;padding:5px 0;background:transparent;border:0;border-bottom:1px solid transparent;border-radius:0}
#science-notebook-dialog .nb-page-title:hover,#science-notebook-dialog .nb-page-title:focus{border-bottom-color:#b1c5a8}
#science-notebook-dialog .nb-paper-wrap{position:relative;margin:0 auto;width:900px;max-width:100%;isolation:isolate}
#science-notebook-dialog .nb-paper{position:relative;transform-origin:top left;width:900px;min-height:1060px;background-color:var(--nb-paper);background-image:radial-gradient(#b7c8b685 .7px,transparent .7px);background-size:20px 20px;border:1px solid #d3ddce;box-shadow:0 5px 20px #34492a10;overflow:hidden}
#science-notebook-dialog .nb-paper::before{content:'';position:absolute;top:0;bottom:0;left:38px;border-left:1px solid #d9b8a552;pointer-events:none}
#science-notebook-dialog .nb-paper-label{position:absolute;top:21px;left:57px;color:#899180;letter-spacing:2px;font-size:10px;text-transform:uppercase;pointer-events:none}
#science-notebook-dialog .nb-paper-page{position:absolute;right:26px;bottom:20px;color:#899180;font:italic 12px Georgia,serif}
#science-notebook-dialog .nb-empty{position:absolute;top:150px;left:110px;width:680px;text-align:center;color:#778672;pointer-events:none}
#science-notebook-dialog .nb-empty-icon{font-size:42px;color:#8ca87e;margin-bottom:18px}
#science-notebook-dialog .nb-empty h3{font:32px Georgia,serif;color:#4c6a48;margin-bottom:11px}
#science-notebook-dialog .nb-empty p{font-size:16px;line-height:1.7;max-width:430px;margin:auto}
#science-notebook-dialog .nb-block{position:absolute;border:1px solid transparent;border-radius:7px;background:#fffef9d9;min-width:80px;min-height:60px;display:flex;flex-direction:column}
#science-notebook-dialog .nb-block:hover{border-color:#c3cfbc}
#science-notebook-dialog .nb-block.nb-selected{border-color:#6f9671;box-shadow:0 0 0 2px #6f96711a}
#science-notebook-dialog .nb-block-head{height:25px;min-height:25px;display:flex;justify-content:space-between;align-items:center;gap:7px;padding:0 7px;user-select:none;color:#71836e;border-radius:5px 5px 0 0;background:#edf2e699}
#science-notebook-dialog button.nb-drag{padding:0 4px;min-height:24px;height:24px;border:0;border-radius:3px;background:transparent;cursor:grab;font-size:10px;text-transform:uppercase;letter-spacing:1px;touch-action:none;max-width:calc(100% - 28px);overflow:hidden;white-space:nowrap}
#science-notebook-dialog button.nb-delete-block{width:22px;height:22px;min-height:22px;padding:0;background:transparent;border:0;color:#8a8f80;font-size:16px}
#science-notebook-dialog .nb-text-body{position:relative;flex:1;min-height:0;overflow:hidden}
#science-notebook-dialog .nb-text-mirror,#science-notebook-dialog .nb-text-input{position:absolute;inset:0;margin:0;width:100%;height:100%;font:16px/1.6 ui-sans-serif,system-ui,sans-serif;letter-spacing:normal;padding:10px 14px;white-space:pre-wrap;overflow-wrap:break-word;word-break:normal;border:0;border-radius:0;tab-size:4;text-align:left}
#science-notebook-dialog .nb-text-mirror{pointer-events:none;color:transparent;overflow:hidden}
#science-notebook-dialog .nb-text-mirror mark{color:transparent;border-radius:2px;padding:0}
#science-notebook-dialog textarea.nb-text-input{background:transparent;resize:none;outline-offset:-3px;color:#294332;box-shadow:none;overflow:auto}
#science-notebook-dialog .nb-text-mirror mark[data-color="yellow"]{background:#ffed94}
#science-notebook-dialog .nb-text-mirror mark[data-color="green"]{background:#c5e8ad}
#science-notebook-dialog .nb-text-mirror mark[data-color="blue"]{background:#bce2f5}
#science-notebook-dialog .nb-text-mirror mark[data-color="pink"]{background:#f7c9da}
#science-notebook-dialog .nb-image{display:block;object-fit:contain;width:100%;height:100%;min-height:0;background:white;flex:1}
#science-notebook-dialog .nb-image-caption{font-size:12px;width:100%;padding:5px 9px;border:0;border-radius:0;border-top:1px solid #e2e7dc;flex-shrink:0;min-height:29px}
#science-notebook-dialog .nb-source{display:block;max-width:100%;text-overflow:ellipsis;overflow:hidden;white-space:nowrap;color:#85917e;font-size:10px;padding:2px 12px 4px;flex-shrink:0;max-height:22px}
#science-notebook-dialog button.nb-resize{position:absolute;bottom:-6px;right:-6px;width:24px;height:24px;min-height:24px;padding:0;border-radius:7px;background:#f4f7ed;border:1px solid #8ca986;color:#52734a;cursor:nwse-resize;touch-action:none;z-index:1;font-size:17px}
#science-notebook-dialog .nb-inspector{padding:9px 18px;border-top:1px solid var(--nb-line);background:#fbfcf7;display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:12px;flex-shrink:0}
#science-notebook-dialog .nb-inspector strong{font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:#73816a;margin-right:6px}
#science-notebook-dialog .nb-inspector label{display:flex;align-items:center;gap:5px;font-size:12px;margin:0;font-weight:500}
#science-notebook-dialog .nb-inspector input{width:65px;padding:5px;min-height:31px}
#science-notebook-dialog .nb-inspector .nb-inspector-hint{color:#7c8876;flex:1;font-size:11px}
#science-notebook-dialog .nb-footer{padding:8px 18px;background:#fafbf6;color:#72806b;border-top:1px solid var(--nb-line);display:flex;justify-content:space-between;gap:10px;font-size:11px;flex-shrink:0}
#science-notebook-dialog .nb-vocabulary{max-width:900px;margin:auto;background:var(--nb-paper);border:1px solid #d3ddce;box-shadow:0 5px 20px #34492a10;padding:30px}
#science-notebook-dialog .nb-vocabulary h3{font-family:Georgia,serif;font-size:32px;font-weight:500;letter-spacing:-.5px}
#science-notebook-dialog .nb-vocab-intro{color:var(--nb-muted);margin:8px 0 23px;max-width:510px}
#science-notebook-dialog .nb-vocab-card{position:relative;border-top:1px solid #d9e2d1;margin-top:20px;padding-top:22px;display:grid;grid-template-columns:1fr 1.2fr;gap:15px 20px}
#science-notebook-dialog .nb-vocab-card label{display:block;font-size:11px;letter-spacing:.7px;text-transform:uppercase;color:#687d5e;margin:0;font-weight:650}
#science-notebook-dialog .nb-vocab-card input,#science-notebook-dialog .nb-vocab-card textarea{display:block;width:100%;margin-top:7px;letter-spacing:normal;text-transform:none;font-weight:400;font-size:14px;background:#fdfef8}
#science-notebook-dialog .nb-vocab-card .nb-vocab-word{padding-right:30px}
#science-notebook-dialog .nb-vocab-word input{font-family:Georgia,serif;font-size:24px;color:#385f36;background:transparent;border:0;border-bottom:1px solid #bdcea9;border-radius:0;padding-left:0}
#science-notebook-dialog .nb-vocab-example{grid-column:1/-1}
#science-notebook-dialog .nb-vocab-card textarea{resize:vertical;min-height:80px}
#science-notebook-dialog .nb-vocab-card button.nb-delete-vocab{position:absolute;top:22px;right:0;padding:3px;min-height:26px;width:26px;background:transparent;border:0;color:#8d917f}
#science-notebook-dialog .nb-vocab-empty{margin:30px 0;padding:26px;border:1px dashed #c7d6b9;border-radius:10px;color:#637c57;background:#f4f7ea}
#science-notebook-dialog .nb-guest,#science-notebook-dialog .nb-loading{margin:auto;padding:60px 30px;text-align:center;max-width:570px}
#science-notebook-dialog .nb-guest .nb-brand{margin:0 auto 22px;width:62px;height:74px;font-size:40px}
#science-notebook-dialog .nb-guest h3{font:34px Georgia,serif;margin-bottom:13px}
#science-notebook-dialog .nb-guest p,#science-notebook-dialog .nb-loading p{color:var(--nb-muted);margin:0 0 22px;line-height:1.75}
#science-notebook-dialog .nb-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
#science-notebook-dialog .nb-import-input{display:none}
@media(max-width:900px){#science-notebook-dialog{width:calc(100vw - 16px);height:calc(100dvh - 16px);border-radius:13px}#science-notebook-dialog .nb-sidebar{width:170px;padding:17px 9px}#science-notebook-dialog .nb-toolbar{padding:9px;gap:5px}#science-notebook-dialog .nb-view{padding:17px 14px}#science-notebook-dialog .nb-toolbar button{font-size:12px;padding:8px}#science-notebook-dialog .nb-inspector-hint{display:none}#science-notebook-dialog .nb-vocabulary{padding:22px}#science-notebook-dialog .nb-vocab-card{grid-template-columns:1fr}}
@media(max-width:600px){#science-notebook-dialog{width:100vw;height:100dvh;max-height:100dvh;border-radius:0;border:0}#science-notebook-dialog .nb-topbar{padding:12px;gap:9px;flex-wrap:wrap}#science-notebook-dialog .nb-brand{width:32px;height:38px;font-size:22px}#science-notebook-dialog .nb-heading h2{font-size:17px}#science-notebook-dialog .nb-save{order:4;width:100%;font-size:11px;padding-left:41px}#science-notebook-dialog .nb-body{flex-direction:column}#science-notebook-dialog .nb-sidebar{width:100%;padding:8px;border-right:0;border-bottom:1px solid var(--nb-line);flex-direction:row;align-items:center;overflow:auto;gap:6px;min-height:59px;max-height:74px}#science-notebook-dialog .nb-sidebar>.nb-eyebrow,#science-notebook-dialog .nb-sidebar-note{display:none}#science-notebook-dialog .nb-page-list{flex-direction:row;gap:5px}#science-notebook-dialog button.nb-page-link{width:auto;max-width:145px;min-height:40px;white-space:nowrap;padding:6px}#science-notebook-dialog .nb-page-number{height:23px;width:20px}#science-notebook-dialog .nb-vocab-link{margin:0!important;border:0!important;padding:6px!important}#science-notebook-dialog .nb-sidebar>button{flex-shrink:0}#science-notebook-dialog .nb-toolbar{gap:5px;padding:8px}#science-notebook-dialog .nb-tool-divider,#science-notebook-dialog .nb-toolbar-spacer{display:none}#science-notebook-dialog .nb-view{padding:14px 10px 25px}#science-notebook-dialog .nb-page-title{font-size:23px}#science-notebook-dialog .nb-vocabulary{padding:20px 15px}#science-notebook-dialog .nb-footer{font-size:10px;padding:7px 10px}#science-notebook-dialog .nb-footer span:last-child{display:none}#science-notebook-dialog .nb-inspector{padding:8px 10px;gap:7px}#science-notebook-dialog .nb-inspector strong{width:100%}#science-notebook-dialog .nb-inspector input{width:53px}#science-notebook-dialog .nb-paper-wrap{max-width:none;width:900px}#science-notebook-dialog .nb-paper{transform:none!important}#science-notebook-dialog .nb-editor{min-height:0}#science-notebook-dialog .nb-banner{padding:10px;font-size:12px}}
@media(prefers-reduced-motion:reduce){#science-notebook-dialog *{scroll-behavior:auto!important}}
@media print{#science-notebook-dialog{position:absolute;width:100%;height:auto;border:0;box-shadow:none;overflow:visible}#science-notebook-dialog .nb-sidebar,#science-notebook-dialog .nb-toolbar,#science-notebook-dialog .nb-inspector,#science-notebook-dialog .nb-footer{display:none}}
#science-notebook-dialog input.nb-search{width:100%;min-width:0;padding:9px 8px;background:#fbfcf7;font-size:12px}
#science-notebook-dialog .nb-search-count{font-size:11px;color:#62755b;margin-top:-6px}
#science-notebook-dialog button.nb-feedback-link{font-size:12px;text-align:left;justify-content:flex-start;background:#f6f8ed;color:#526d44;border-color:#d2ddc8}
#science-notebook-dialog .nb-review-score{font:52px Georgia,serif;color:#335c37;margin-top:25px}
#science-notebook-dialog .nb-review-score span{font-size:25px;color:#809473}
#science-notebook-dialog .nb-review-comment{font-size:16px;white-space:pre-wrap;background:#f0f5e7;border-left:3px solid #93b279;padding:20px;margin:20px 0;line-height:1.7}
#science-notebook-dialog .nb-review-note{font-size:13px;color:#66765e;margin:20px 0}
#science-notebook-dialog .nb-review-back{margin:12px}
#science-notebook-dialog .nb-reviewed-page{margin:30px 0;border-top:1px solid #d6e0ce;padding-top:10px}
#science-notebook-dialog .nb-reviewed-page h4{font:24px Georgia,serif;margin:18px 0}
#science-notebook-dialog .nb-reviewed-page img{display:block;max-width:100%;max-height:500px;object-fit:contain}
#science-notebook-dialog .nb-reviewed-page figure{margin:20px 0}
#science-notebook-dialog .nb-reviewed-page figcaption{font-size:12px;color:#6e7e65;margin-top:8px}
#science-notebook-dialog .nb-reviewed-page dt{font-weight:700}
#science-notebook-dialog .nb-reviewed-page dd{margin:7px 0 7px 20px}
#science-notebook-dialog .nb-review-text{white-space:pre-wrap;margin:20px 0;line-height:1.8}
#science-notebook-dialog .nb-review-text mark[data-color="yellow"]{background:#ffed94}
#science-notebook-dialog .nb-review-text mark[data-color="green"]{background:#c5e8ad}
#science-notebook-dialog .nb-review-text mark[data-color="blue"]{background:#bce2f5}
#science-notebook-dialog .nb-review-text mark[data-color="pink"]{background:#f7c9da}
@media(max-width:600px){#science-notebook-dialog input.nb-search{width:145px;flex-shrink:0}#science-notebook-dialog .nb-search-count{display:none}#science-notebook-dialog button.nb-feedback-link{white-space:nowrap}#science-notebook-dialog .nb-sidebar{max-height:74px}}