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#dfe6d6;border-radius:8px;background:#fff;font-size:12px;color:#51624c}.curr-subject .icon{width:17px;height:17px}.curr-subject.active{background:var(--green);border-color:var(--green);color:#fff}.curr-filters{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.curr-search{display:flex;align-items:center;gap:9px;flex:1;min-width:210px;border:1px solid #dce3d4;background:#fff;border-radius:8px;padding:0 12px}.curr-search .icon{width:16px;color:#75856e}.curr-search input{width:100%;height:42px;min-width:0;border:0;background:transparent;outline-offset:4px;font-size:12px}.curr-filters select{height:43px;max-width:255px;padding:8px 30px 8px 12px;border:1px solid #dce3d4;border-radius:8px;background:#fff;color:#4d6048;font-size:12px}.curr-reset{background:none;border:0;color:#617454;text-decoration:underline;text-underline-offset:3px;padding:8px;font-size:11px}.curr-results-head{display:flex;justify-content:space-between;align-items:center;gap:14px;margin:23px 0 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20px;list-style:none;cursor:pointer}.curr-grade>summary::-webkit-details-marker{display:none}.curr-grade-num{display:grid;place-items:center;height:36px;width:36px;border-radius:9px;background:#f0f5e8;color:#405b36;font-size:16px}.curr-grade>summary>strong{font-size:15px;font-weight:600}.curr-grade-count{margin-left:auto;font-size:11px;color:#6a795f}.curr-grade>summary>.icon{width:16px;color:#6a795f}.curr-grade[open]>summary>.icon{transform:rotate(180deg)}.curr-grade-body{border-top:1px solid #e7edde;padding:0 23px}.curr-grade-note{padding:12px 14px;background:#f6f7f0;color:#5f6f55;font-size:11px;line-height:1.7;margin:18px 0}.curr-unit-row{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid #e9ede3;break-inside:avoid}.curr-unit-row:last-child{border-bottom:0}.curr-unit-number{flex:none;color:#8c9a80;font-size:11px;line-height:24px}.curr-unit-copy{min-width:0;flex:1}.curr-unit-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:10px;color:#6a795f;margin-bottom:7px}.curr-unit-copy h3{font-weight:600;font-size:16px;margin:0 0 9px;line-height:1.4;letter-spacing:-.2px}.curr-unit-copy h3 a:hover{text-decoration:underline;text-underline-offset:3px}.curr-badge{display:inline-flex;padding:3px 7px;background:#edf4e7;color:#516d41;border-radius:4px;font-size:9px;line-height:1.3}.curr-badge.advanced{background:#eeedf8;color:#69618b}.curr-badge.intro{background:#faf0de;color:#866e3b}.curr-subtopics{padding:0;margin:0;list-style:none;display:flex;flex-wrap:wrap;gap:5px 0;color:#61725a;font-size:11px;line-height:1.6}.curr-subtopics li:not(:last-child):after{content:'·';margin:0 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h1{font-size:34px;line-height:1.2;margin-bottom:17px;max-width:850px;overflow-wrap:anywhere}.curr-topic-heading>.eyebrow{margin-bottom:12px}.curr-topic-meta{display:flex;align-items:center;gap:13px;flex-wrap:wrap;font-size:10px;color:#607255;margin-bottom:16px}.curr-topic-heading>p{font-size:13px;color:#5f7156;max-width:850px;line-height:1.75;margin-bottom:0}.curr-topic-tabs{display:flex;gap:3px;border-bottom:1px solid #dce5d4;margin:25px 0;overflow:auto}.curr-topic-tabs a{font-size:12px;padding:12px 17px;border-bottom:2px solid transparent;color:#6a795f;white-space:nowrap}.curr-topic-tabs a.active{border-color:var(--green);color:var(--green);font-weight:650}.curr-topic-layout{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:24px;align-items:start}.curr-topic-content{min-width:0}.curr-topic-info{background:#f0f4e8;border:1px solid #dce5cf;border-radius:12px;padding:20px}.curr-topic-info h3{font-size:12px;font-weight:650;margin:0 0 10px}.curr-topic-info>ul{padding-left:16px;margin:0;color:#52674a;font-size:11px;line-height:1.8}.curr-topic-info li{margin:6px 0}.curr-package-note{padding-top:15px;border-top:1px solid #dce5cf;margin:17px 0 0;color:#68765d;font-size:10px;line-height:1.8}.curr-topic-sources{margin-top:18px;padding-top:15px;border-top:1px solid #dce5cf;font-size:10px;color:#596e50}.curr-topic-sources>summary{cursor:pointer;font-size:11px;font-weight:600}.curr-topic-sources>p{margin:10px 0}.curr-topic-sources .curr-source-list{font-size:10px;padding-left:13px}.curr-topic-sources .curr-source-list p{font-size:9px}.curr-related{margin-top:20px;padding-top:17px;border-top:1px solid #dce5cf}.curr-related>a{display:flex;align-items:flex-start;gap:6px;font-size:10px;line-height:1.6;color:#3c5d36;margin-top:11px}.curr-related .icon{height:13px;width:13px;margin-top:2px}.curr-related>a>.icon:last-child{margin-left:auto}.curr-deck{border:1px solid #d6e0cb;border-radius:15px;overflow:hidden;background:#fff}.curr-slide{padding:27px 32px 22px;min-height:400px;display:flex;flex-direction:column;background:#fff;color:#243c2b}.curr-slide-kicker{display:flex;justify-content:space-between;gap:20px;align-items:center;font-size:9px;letter-spacing:1.3px;color:#768668;margin-bottom:30px}.curr-slide h2{font-size:27px;line-height:1.25;letter-spacing:-.6px;font-weight:600;margin-bottom:22px;max-width:900px}.curr-slide-body{font-size:16px;line-height:1.75;flex:1;color:#40563b}.curr-slide-body p{margin:0 0 16px;overflow-wrap:anywhere;white-space:pre-wrap}.curr-formula{background:#f1f5e9;border:1px solid #dfe8d3;border-radius:9px;padding:16px 19px;font-family:Cambria,"Times New Roman",serif;font-size:23px;line-height:1.7;color:#2c513a;margin:15px 0 20px;overflow-wrap:anywhere;white-space:pre-wrap}.curr-example{border-left:3px solid #9aac80;padding:13px 17px;background:#f8faf5;border-radius:0 7px 7px 0;margin-top:18px;font-size:14px;line-height:1.8}.curr-example>strong{display:block;text-transform:uppercase;letter-spacing:1px;font-size:9px;color:#71845d;margin-bottom:8px}.curr-example p:last-child{margin-bottom:0}.curr-slide-footer{border-top:1px solid #e7eddf;margin-top:25px;padding-top:12px;font-size:9px;color:#839074}.curr-slide-controls{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:15px 20px;background:#f5f7f0;border-top:1px solid #e5ebdd}.curr-slide-controls .secondary{font-size:11px;min-height:37px}.curr-slide-controls .secondary:disabled{opacity:.35;cursor:default}.curr-slide-position{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:10px;color:#5e7352}.curr-slide-dots{display:flex;gap:4px}.curr-slide-dots button{width:20px;height:16px;position:relative;border:0;background:transparent;padding:0}.curr-slide-dots button:before{content:'';position:absolute;inset:4px 6px;border-radius:50%;background:#c9d6bb}.curr-slide-dots 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#e6ecdf;break-inside:avoid}.curr-task:last-child{padding-bottom:3px}.curr-task-number{height:27px;min-width:27px;display:grid;place-items:center;background:#f0f5e7;color:#5c7748;border-radius:7px;font-size:11px}.curr-task>div{flex:1;min-width:0}.curr-task p{font-size:14px;line-height:1.9;margin:0;color:#384d32;white-space:pre-wrap;overflow-wrap:anywhere}.curr-task .curr-badge{margin-top:10px}.curr-teacher{background:#fff;border:1px solid #dce5d2;border-radius:13px;padding:26px 29px;color:#52674a;font-size:13px;line-height:1.9}.curr-teacher>h2{font-size:22px;color:#2f4c36;font-weight:600;margin:0 0 14px}.curr-teacher>h2:not(:first-child){margin-top:30px}.curr-teacher h3{font-size:14px;font-weight:600;color:#38523a;margin:18px 0 8px}.curr-teacher p{white-space:pre-wrap;overflow-wrap:anywhere}.curr-teacher ul{padding-left:20px}.curr-teacher-note{padding:15px 18px;background:#f5f7ef;border-left:3px solid #a5b58a;margin-top:23px}.curr-teacher-note h3{margin-top:0}.curr-teacher-note p{margin-bottom:0}.curr-answer{border-top:1px solid #e5ecdc;padding:6px 0 16px;break-inside:avoid}.curr-answer-prompt{font-size:12px;color:#687c5c}.curr-answer-value{padding:13px 16px;background:#eef5e8;border-radius:8px;color:#355232}.curr-answer-value strong{display:block;text-transform:uppercase;font-size:9px;letter-spacing:1px;color:#6a8457}.curr-answer-value p{margin:5px 0 0;font-size:14px;line-height:1.8}.curr-answer-solution{font-size:12px;line-height:1.9;margin:12px 0 0}.curr-access-note{font-size:10px;line-height:1.8;color:#758368;padding-top:18px;margin:10px 0 0;border-top:1px solid #e4ebda}.curr-print{display:none}
@media(max-width:1180px){.curr-topic-layout{grid-template-columns:minmax(0,1fr) 200px;gap:18px}.curr-slide{padding:24px;min-height:400px}.curr-slide h2{font-size:25px}.curr-slide-body{font-size:15px}.curr-topic-info{padding:17px}.curr-formula{font-size:22px}.curr-filters select{font-size:11px;max-width:220px}}
@media(max-width:1000px){.curr-topic-layout{grid-template-columns:1fr}.curr-topic-info{display:block}.curr-topic-info>ul{columns:2;column-gap:35px}.curr-slide{min-height:390px}.curr-sources{font-size:11px}.curr-filters .curr-search{flex-basis:100%}}
@media(max-width:640px){.curr-home-banner{padding:14px;gap:10px;margin-bottom:23px}.curr-home-banner strong{font-size:12px}.curr-home-banner small{font-size:10px}.curr-home-icon{height:32px;width:32px}.curr-map .intro-row{gap:8px;align-items:center}.curr-map .section-badge{font-size:8px;padding:5px 7px}.curr-intro{font-size:12px}.curr-scope{font-size:11px;padding:13px 14px;margin:19px 0}.curr-subjects{gap:6px}.curr-subject{font-size:10px;padding:9px 10px;gap:5px}.curr-subject .icon{width:14px;height:14px}.curr-filters{gap:7px}.curr-filters>label:not(.curr-search){flex:1;min-width:0}.curr-filters select{width:100%;max-width:none;font-size:10px;padding:8px 20px 8px 8px}.curr-filters .curr-reset{padding:6px 1px;font-size:10px}.curr-results-head{align-items:flex-start;flex-direction:column;gap:9px;margin:20px 0 12px}.curr-results-head p{font-size:10px}.curr-results-head>div{gap:17px}.curr-results-head button{font-size:10px}.curr-grade>summary{padding:14px;gap:10px}.curr-grade-num{height:31px;width:31px;font-size:14px}.curr-grade>summary>strong{font-size:13px}.curr-grade-count{font-size:10px}.curr-grade-body{padding:0 14px}.curr-unit-row{gap:10px;padding:18px 0}.curr-unit-number{font-size:9px;line-height:20px}.curr-unit-meta{font-size:9px;gap:6px}.curr-unit-copy h3{font-size:15px}.curr-subtopics{font-size:10px}.curr-subtopics li:not(:last-child):after{margin:0 5px}.curr-unit-links{gap:10px 13px}.curr-unit-links a{font-size:10px}.curr-grade-note{font-size:10px;padding:10px}.curr-sources{padding:14px}.curr-sources>summary{font-size:11px}.curr-topic-heading h1{font-size:28px;letter-spacing:-.8px}.curr-topic-heading>p{font-size:12px}.curr-topic-tabs{margin:22px 0 20px}.curr-topic-tabs a{font-size:11px;padding:11px 12px}.curr-slide{padding:21px 19px;min-height:390px}.curr-slide-kicker{font-size:8px;letter-spacing:.6px;margin-bottom:24px;gap:13px}.curr-slide h2{font-size:24px;margin-bottom:20px}.curr-slide-body{font-size:14px;line-height:1.8}.curr-formula{font-size:20px;padding:13px 14px}.curr-example{font-size:13px;padding:11px 13px}.curr-slide-controls{padding:12px;gap:7px}.curr-slide-controls .secondary{padding:8px 11px;font-size:10px;min-height:35px}.curr-slide-controls .icon{width:14px}.curr-slide-dots{gap:0}.curr-slide-dots button{width:18px}.curr-bottom-action{gap:9px}.curr-bottom-action .primary,.curr-bottom-action .secondary{padding:10px 12px;font-size:10px}.curr-homework{padding:22px 18px}.curr-homework-title h2{font-size:21px}.curr-homework-title>span{font-size:10px}.curr-homework-note{font-size:11px}.curr-task{gap:11px;padding:20px 0}.curr-task p{font-size:13px}.curr-task-number{min-width:24px;height:24px}.curr-task-actions{gap:7px}.curr-task-actions button{font-size:10px;padding:10px 12px}.curr-teacher{padding:23px 19px;font-size:12px}.curr-teacher>h2{font-size:21px}.curr-topic-info>ul{columns:1}.curr-answer-value p{font-size:13px}}
@media print{.curr-home-banner,.curr-topic-tabs,.curr-topic-info,.curr-bottom-action,.curr-task-actions,.curr-slide-controls,.curr-results-head,.curr-filters,.curr-subjects,.curr-sources{display:none!important}.curr-topic-layout{display:block}.curr-topic-heading h1{font-size:24pt}.curr-slide{border:0;padding:0;min-height:0}.curr-homework,.curr-teacher{border:0;padding:0}.curr-task p{color:#000;font-size:12pt}.curr-task{break-inside:avoid}.curr-slide-body,.curr-teacher p{color:#000}.curr-grade{border:0;border-top:1px solid #ccc;border-radius:0;break-inside:auto}.curr-grade>summary{padding:13px 0}.curr-grade-body{display:block!important;padding:0}.curr-grade>summary>.icon,.curr-unit-links{display:none}.curr-unit-row{padding:12px 0;break-inside:avoid}.curr-grade-note,.curr-subtopics{color:#333}.curr-map .curr-scope{font-size:9pt}.curr-badge{color:#333;background:none;border:1px solid #bbb}.curr-unit-copy h3{font-size:12pt}.curr-subtopics{font-size:9pt}.curr-grade-num{background:none;color:#000}.curr-print{display:none}body[data-curr-print="slides"] #main>.curr-topic,body[data-curr-print="homework"] #main>.curr-topic{display:none!important}body[data-curr-print="slides"] .curr-print,body[data-curr-print="homework"] .curr-print{display:block!important}body[data-curr-print="slides"] .curr-print-homework-wrap,body[data-curr-print="homework"] .curr-print-slides{display:none!important}.curr-printed-slide{break-after:page;page-break-after:always;min-height:220mm;padding:15mm 5mm}.curr-printed-slide:last-child{break-after:auto;page-break-after:auto}.curr-printed-slide .curr-slide-kicker{font-size:9pt;margin-bottom:15mm}.curr-printed-slide h2{font-size:26pt}.curr-printed-slide .curr-slide-body{font-size:16pt}.curr-printed-slide .curr-formula{font-size:22pt}.curr-printed-slide .curr-example{font-size:14pt}.curr-printed-slide .curr-slide-footer{font-size:9pt}.curr-print-heading p{font-size:10pt}.curr-print-heading h1{font-size:23pt;margin-bottom:20pt}.curr-print-homework .curr-homework-title h2{font-size:17pt}.curr-print-homework .curr-homework-note{font-size:10pt}.curr-print-homework .curr-task p{font-size:12pt}.curr-print-homework .curr-task-number{background:none;border:1px solid #aaa;color:#000}.curr-print-homework .curr-homework-title>span{font-size:9pt}body[data-curr-print="map"] .curr-grade:not([open])>.curr-grade-body{display:block!important}body[data-curr-print="map"] .curr-grade-count{color:#333}}

/* Unified material hub: the same subject/class scope for lessons and files. */
.hub-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.hub-heading .page-title{font-size:34px;margin-bottom:7px}.hub-heading .page-intro{margin-bottom:0;font-size:13px}.hub-heading .eyebrow{font-size:9px;margin-bottom:12px}.hub-guide{font-size:11px;white-space:nowrap}.hub-selector{padding:17px 19px;background:#fff;border:1px solid #dfe5d7;border-radius:13px}.hub-selector .curr-subjects{margin-bottom:13px;gap:7px}.hub-selector .curr-subject{border:0;background:#f3f5ee;padding:9px 12px;font-size:11px}.hub-selector .curr-subject.active{background:var(--green);color:white}.hub-selector .curr-filters select{font-size:11px}.hub-folders{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;margin:16px 0 21px}.hub-folder{display:flex;align-items:center;gap:10px;position:relative;text-align:left;background:white;border:1px solid #dde4d4;border-radius:10px;padding:15px 12px;min-height:84px;color:#324d37;transition:background 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.curr-grade>summary{padding:11px 16px;gap:11px}.curr-map .curr-grade-num{width:30px;height:30px;border-radius:7px;font-size:14px}.curr-map .curr-grade>summary>strong{font-size:13px}.curr-map .curr-grade-body{padding:0 16px}.curr-grade-note{font-size:10px;padding:9px 11px;margin:11px 0}.curr-unit-row{display:block;gap:0;padding:0;border-bottom:1px solid #e8edde}.curr-unit-row>summary{display:flex;align-items:center;gap:12px;padding:13px 0;cursor:pointer;list-style:none}.curr-unit-row>summary::-webkit-details-marker{display:none}.curr-unit-row>summary>.icon{width:13px;height:13px;color:#7a8b6b;flex:none}.curr-unit-row[open]>summary>.icon{transform:rotate(180deg)}.curr-unit-summary{min-width:0;flex:1}.curr-unit-summary strong{display:block;font-size:13px;font-weight:600;line-height:1.5;color:#2d4834}.curr-unit-summary>span{display:block;font-size:9px;color:#7a886e;margin-top:3px}.curr-unit-number{font-size:9px;line-height:20px;min-width:18px}.curr-unit-open{display:inline-flex;align-items:center;gap:5px;font-size:10px;color:#386749;padding:6px 9px;background:#f3f7ed;border-radius:6px;flex:none}.curr-unit-open:hover{background:#e5efda}.curr-unit-open .icon{width:13px;height:13px}.curr-unit-expanded{padding:0 0 16px 30px}.curr-subtopics{font-size:10px;color:#6a7b61}.curr-unit-links{margin-top:12px;gap:16px}.hub-files-section{margin-top:18px}.hub-files-section>h2{font-size:16px;font-weight:600;margin:24px 0 12px}.hub-files-note{font-size:11px;line-height:1.7;color:#738268;margin:0 0 14px;max-width:760px}.hub-files{border:1px solid #dce4d3;border-radius:11px;background:white;overflow:hidden}.hub-file{display:flex;align-items:center;gap:14px;padding:17px 18px;border-bottom:1px solid #e8edde}.hub-file:last-child{border-bottom:0}.hub-file-icon{display:grid;place-items:center;width:35px;height:42px;border-radius:8px;background:#f0f4e8;color:#668052;flex:none}.hub-file-icon .icon{width:19px;height:19px}.hub-file-copy{flex:1;min-width:0}.hub-file-copy h3{font-size:14px;font-weight:600;line-height:1.45;margin:0 0 5px;overflow-wrap:anywhere}.hub-file-copy h3 a:hover{text-decoration:underline;text-underline-offset:3px}.hub-file-copy p{font-size:10px;line-height:1.65;color:#738168;margin:0 0 7px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.hub-file-meta{font-size:9px;line-height:1.65;display:flex;flex-wrap:wrap;gap:3px 10px;color:#829075}.hub-review{color:#996e32}.hub-file>.bookmark-button{width:29px;height:30px;border:1px solid #e3e9db;flex:none}.hub-file>.bookmark-button .icon{width:15px;height:15px}.hub-file-open{color:#5e7f4e;flex:none;padding:5px}.hub-file-open .icon{width:17px;height:17px}.curr-task-group{border-top:1px solid #dfe7d4;padding:19px 0 10px;margin-top:9px;display:grid;grid-template-columns:auto 1fr;gap:3px 10px;align-items:center}.curr-task-group>span{grid-row:1/3;background:#eaf3e2;color:#4b7540;border-radius:6px;padding:6px 8px;font-size:10px}.curr-task-group h3{font-size:14px;font-weight:650;margin:0;color:#355238}.curr-task-group p{font-size:10px;line-height:1.6;color:#78866d;margin:0}.curr-task-group.advanced>span{background:#eeecf6;color:#7d709b}.curr-task-group.advanced h3{color:#62527d}.curr-task-group+.curr-task{border-top:0;padding-top:13px}.curr-task{padding:18px 0}.curr-slide{min-height:420px;padding:26px 29px}.curr-slide-body{font-size:15px;line-height:1.8}.curr-slide-body p{margin-bottom:13px;white-space:pre-wrap}.curr-slide-kicker{margin-bottom:21px}.curr-slide h2{margin-bottom:18px}.curr-visual{margin:21px 0 5px;break-inside:avoid}.curr-visual img{display:block;width:100%;max-width:760px;height:auto;max-height:none;margin:auto;border:1px solid #e4eadc;border-radius:10px;background:#fafcf7}.curr-visual figcaption{font-size:10px;color:#7c8b6f;line-height:1.65;margin-top:8px}.curr-slide-footer{margin-top:20px}.curr-printed-slide .curr-visual{margin:10mm 0 4mm}.curr-printed-slide .curr-visual img{max-height:75mm;object-fit:contain}.curr-teacher .curr-answer-solution{font-size:13px;line-height:1.85}.curr-topic-info{font-size:11px}.curr-topic-heading h1{font-size:30px}.curr-topic-heading>p{font-size:12px}.curr-topic-layout{grid-template-columns:minmax(0,1fr) 220px}
@media(min-width:1500px){.hub-folder-copy strong{font-size:13px}.hub-folder-copy small{font-size:10px}.curr-unit-summary strong{font-size:14px}.curr-slide-body{font-size:17px}}
@media(max-width:1180px){.hub-folders{grid-template-columns:repeat(2,minmax(0,1fr))}.hub-folder{min-height:73px}.hub-folder-copy strong{font-size:12px}.hub-folder-copy small{font-size:10px}.hub-heading{align-items:flex-start}.hub-guide{white-space:normal;max-width:150px;text-align:left}.curr-topic-layout{grid-template-columns:minmax(0,1fr) 190px}.curr-slide{padding:24px}.curr-slide-body{font-size:14px}.curr-visual figcaption{font-size:9px}}
@media(max-width:1000px){.curr-topic-layout{grid-template-columns:1fr}.hub-selector .curr-filters .curr-search{flex-basis:100%}}
@media(max-width:640px){.hub-heading{display:block;margin-bottom:20px}.hub-heading .page-title{font-size:29px}.hub-heading .page-intro{font-size:12px}.hub-guide{margin-top:13px;max-width:none;font-size:10px}.hub-selector{padding:12px}.hub-selector .curr-subject{font-size:10px;padding:8px}.hub-selector .curr-subject .icon{width:13px}.hub-selector .curr-filters select{font-size:10px}.hub-folders{gap:7px;margin:12px 0 18px}.hub-folder{padding:12px 9px;gap:7px;min-height:78px}.hub-folder-icon{width:24px;height:29px}.hub-folder-icon .icon{width:15px}.hub-folder-copy{padding-right:7px}.hub-folder-copy strong{font-size:10px}.hub-folder-copy small{display:none}.hub-folder-count{font-size:8px;right:7px;top:6px}.curr-map .curr-grade>summary{padding:10px 12px}.curr-map .curr-grade-body{padding:0 12px}.curr-unit-row>summary{gap:8px;padding:12px 0}.curr-unit-summary strong{font-size:12px}.curr-unit-summary>span{font-size:9px}.curr-unit-number{min-width:14px;font-size:8px}.curr-unit-open{font-size:9px;padding:5px}.curr-unit-open .icon{display:none}.curr-unit-expanded{padding-left:22px}.hub-file{padding:14px 12px;gap:9px}.hub-file-icon{width:27px;height:33px}.hub-file-icon .icon{width:16px}.hub-file-copy h3{font-size:12px}.hub-file-copy p{font-size:10px;-webkit-line-clamp:2}.hub-file-meta{font-size:8px;gap:2px 7px}.hub-file-open{display:none}.hub-file>.bookmark-button{width:26px;height:28px}.curr-topic-heading h1{font-size:27px}.curr-slide{padding:21px 18px}.curr-slide-body{font-size:14px}.curr-visual{margin-top:17px}.curr-task-group{padding-top:17px}.curr-task-group h3{font-size:13px}.curr-task-group p{font-size:9px}}
@media print{.hub-heading .hub-guide,.hub-selector,.hub-folders,.hub-files-section,.curr-unit-open{display:none!important}.hub-heading{display:block}.hub-heading .page-title{font-size:24pt}.curr-unit-row{display:block;padding:0}.curr-unit-row>summary{padding:9px 0}.curr-unit-row>summary>.icon{display:none}.curr-unit-summary strong{font-size:11pt}.curr-unit-summary>span{font-size:8pt}.curr-unit-expanded{display:block!important;padding:0 0 10px 30px}.curr-unit-expanded .curr-subtopics{font-size:9pt}.curr-task-group{break-after:avoid}.curr-task-group h3{font-size:13pt}.curr-task-group p{font-size:9pt}.curr-printed-slide{min-height:0;padding:10mm 4mm;break-after:page}.curr-printed-slide h2{font-size:22pt}.curr-printed-slide .curr-slide-body{font-size:12pt;line-height:1.65}.curr-printed-slide .curr-slide-body p{margin-bottom:9pt}.curr-printed-slide .curr-formula{font-size:17pt;padding:8pt 12pt}.curr-printed-slide .curr-example{font-size:11pt;padding:8pt 12pt}.curr-printed-slide .curr-slide-kicker{margin-bottom:8mm}.curr-printed-slide .curr-slide-footer{font-size:8pt;margin-top:6mm}.curr-printed-slide .curr-visual figcaption{font-size:8pt}.curr-printed-slide .curr-visual{margin:6mm 0 3mm}.curr-homework-note{font-size:10pt}}

#curr-map-tools[hidden]{display:none}

/* Clearer navigation and stronger green accents. */
@media screen {
  .brand-dot,.tiny-plant{color:var(--green)}
  .brand-caption{margin-bottom:28px}
  #subject-nav{margin-top:6px;margin-bottom:24px}
  #subject-nav .nav-link{padding-left:14px}
  .nav-link{color:#4b665a;min-height:44px}
  .nav-link:hover{background:#eff7f2}
  .nav-link.active{background:#dff2e7;color:#086b52}
  .sidebar-note{background:#eaf5ee;border:1px solid #d5e8db}
  .sidebar-note p{color:#526b60;margin-bottom:0}
  .primary:hover{background:#065f49}
  .secondary{border-color:#bfd6c9;color:#086b52}
  .secondary:hover{background:#edf7f1;border-color:#87b69b}
  .hub-selector .curr-subject{background:#e8f1ec;color:#375c4b;min-height:40px}
  .hub-selector .curr-subject:hover{background:#d7eadd}
  .hub-selector .curr-subject.active{background:var(--green);color:#fff}
  .hub-folder{border-color:var(--border);color:#244c39}
  .hub-folder:hover{border-color:#68a88b;background:#f4fbf6}
  .hub-folder.active{border-color:var(--green);background:#e3f3e8;box-shadow:inset 0 0 0 1px #08775b25}
  .hub-folder.active .hub-folder-icon{background:#c7e8d5;color:#096d50}
  .hub-folder.active .hub-folder-count{background:#c7e8d5;color:#12583e}
  .hub-folder-copy small,.hub-file-meta,.curr-unit-summary>span,.curr-grade-count{color:#526b60}
  .curr-unit-summary>strong{color:#244c39}
  .curr-grade-num{background:#e1f2e7;color:#176645}
  .curr-unit-links a,.lesson-back,.curr-results-head button,.curr-reset{color:#086b52}
  .curr-unit-open,.hub-file-open{display:inline-flex;align-items:center;justify-content:center;min-width:112px;min-height:44px;padding:10px 18px;border:1px solid var(--green);border-radius:8px;background:var(--green);color:#fff;font-size:14px;line-height:1.3;font-weight:650;flex:none;text-align:center;white-space:nowrap;transition:background .15s,border-color .15s}
  .curr-unit-open:hover,.hub-file-open:hover{background:#065f49;border-color:#065f49}
  .curr-unit-open:focus-visible,.hub-file-open:focus-visible{outline:3px solid #42b995;outline-offset:3px}
  .curr-unit-row>summary:hover .curr-unit-summary>strong{text-decoration:underline;text-underline-offset:3px}
  summary{list-style:none}
  summary::-webkit-details-marker{display:none}
  summary::marker{content:""}
  select{appearance:none;-webkit-appearance:none;background-image:none!important;cursor:pointer}
  .curr-filters select{padding-right:14px}
}
@media screen and (max-width:640px) {
  .curr-unit-open,.hub-file-open{min-width:94px;min-height:44px;padding:10px 12px;font-size:13px}
  .curr-unit-row>summary{gap:8px}
  .curr-unit-summary{min-width:0;overflow-wrap:anywhere}
  .hub-file{flex-wrap:wrap}
  .hub-file-open{margin-left:auto}
}

/* Find materials by subject, topic and purpose, without hidden default folders. */
.hub-main-search{margin:0 0 15px;min-width:0;background:#f9fcfa;border-color:#bed6c8}
.hub-main-search input{height:48px;font-size:14px}
.hub-discovery-filters{align-items:flex-end;gap:12px}
.hub-discovery-filters>label{display:flex;flex-direction:column;gap:6px;min-width:120px}
.hub-discovery-filters .hub-topic-select{flex:1;min-width:190px}
.hub-control-label{font-size:10px;font-weight:600;color:#476453;letter-spacing:.2px}
.hub-discovery-filters select{width:100%;max-width:none;min-height:44px;padding-right:30px!important;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23476453' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E")!important;background-repeat:no-repeat;background-position:right 10px center}
.hub-discovery-filters>label[hidden]{display:none}
.hub-scope-line{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;border-top:1px solid #e2ebe5;margin-top:16px;padding-top:13px}
.hub-scope-line p{font-size:11px;color:#536e5e;margin:0;line-height:1.7}
.hub-recent{border:1px solid #d3dfd7;background:#f6faf7;color:#37634c;border-radius:7px;padding:9px 12px;font-size:11px;min-height:38px;line-height:1.4}
.hub-recent.active{background:#d9f0e1;border-color:#08775b;color:#075940}
.hub-sort{display:flex;gap:8px;align-items:center;color:#536e5e;font-size:11px}
.hub-sort select{min-height:40px;max-width:240px;border:1px solid #d8e3db;border-radius:8px;background:#fff;padding:8px 12px;color:#35563f;font-size:11px}
.hub-map-tools{display:flex;justify-content:flex-end;gap:15px;flex-wrap:wrap;margin:0 0 14px}
.hub-map-tools button{background:none;border:0;color:#08775b;font-size:10px;display:inline-flex;align-items:center;gap:5px;padding:5px 0;text-decoration:underline;text-underline-offset:3px}
.hub-map-tools .icon{width:14px;height:14px}
.hub-files-section>h2,.hub-lessons-section>h2{display:flex;align-items:baseline;gap:12px;font-size:18px;line-height:1.5;color:#244c39;font-weight:600;margin:24px 0 13px}
.hub-files-section>h2>span,.hub-lessons-section>h2>span{font-size:11px;color:#6d8073;font-weight:400}
.hub-lessons-section{margin-top:35px}
.hub-topic-group{margin:0 0 23px}
.hub-topic-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 3px 10px}
.hub-topic-heading h3{font-size:13px;line-height:1.6;margin:0;color:#315640;font-weight:650}
.hub-topic-heading h3>span{color:#94a69a;font-weight:400;margin:0 5px}
.hub-topic-heading>span{font-size:10px;color:#708176;white-space:nowrap}
.hub-file-path{display:flex;align-items:center;gap:7px;flex-wrap:wrap;font-size:10px;line-height:1.6;color:#607d6b;margin:0 0 5px}
.hub-file-path>span:not(.hub-new){color:#9bad9f}
.hub-new{border-radius:4px;background:#e4f4ea;color:#08775b;font-weight:650;padding:2px 6px;font-size:9px}
.hub-file-copy h3{font-size:15px}
.hub-file-meta{font-size:10px;gap:3px 10px;line-height:1.75}
.hub-file-meta>span{display:inline-block}
.hub-disclosure{color:#617d69;transition:transform .2s}
.curr-grade[open]>.hub-disclosure,.curr-grade[open]>summary>.hub-disclosure{transform:rotate(180deg)}
.hub-folder:focus-visible,.curr-subject:focus-visible,.hub-recent:focus-visible,.curr-reset:focus-visible{outline:3px solid #42b995;outline-offset:3px}
@media(min-width:1450px){.hub-folders{grid-template-columns:repeat(5,minmax(0,1fr))}}
@media(max-width:850px){.hub-discovery-filters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.hub-discovery-filters>label,.hub-discovery-filters .hub-topic-select{min-width:0}.hub-discovery-filters .hub-topic-select{grid-column:1/-1}.hub-discovery-filters .curr-reset{justify-self:start;margin-top:2px}.hub-map-tools{justify-content:flex-start}}
@media(max-width:640px){.hub-heading .page-title{font-size:27px;line-height:1.2;max-width:320px}.hub-main-search input{font-size:12px}.hub-selector .hub-discovery-filters select{font-size:11px}.hub-control-label{font-size:10px}.hub-scope-line{gap:10px}.hub-scope-line p{font-size:10px}.hub-recent{font-size:10px}.hub-sort{width:100%;justify-content:space-between}.hub-sort select{max-width:none;flex:1;min-width:0;margin-left:12px}.hub-topic-heading{align-items:flex-start}.hub-topic-heading h3{font-size:12px}.hub-topic-heading>span{font-size:9px;white-space:normal;text-align:right;min-width:62px}.hub-file-copy h3{font-size:13px}.hub-file-meta{font-size:9px}.hub-file-path{font-size:9px}.hub-files-section>h2,.hub-lessons-section>h2{font-size:16px;flex-wrap:wrap;gap:4px 10px}.hub-file-open{margin-top:3px}.hub-folder-copy strong{font-size:11px}.hub-folder-count{font-size:9px}.hub-folder{min-height:68px}.hub-map-tools{gap:12px}}
@media print{.hub-map-tools,.hub-sort,.hub-scope-line{display:none!important}}

@media screen and (max-width:640px){
  .hub-file-copy{flex:1 1 calc(100% - 42px)}
  .hub-file-open{margin-left:auto}
  .hub-topic-heading h3,.hub-scope-line p{overflow-wrap:anywhere}
}