.learning-surface{color:#21364a;text-align:left;background:#fff;border:1px solid #dce6ed;border-radius:22px;margin:24px 0;padding:28px}.learning-surface h2{margin:6px 0 10px;font-size:27px}.learning-surface h3{margin:6px 0 12px;font-size:24px}.learning-surface h4{margin:20px 0 10px;font-size:18px}.learning-surface p{line-height:1.65}.learning-heading{justify-content:space-between;align-items:flex-start;gap:18px;display:flex}.learning-heading>div>p:first-child,.learning-rule>p{letter-spacing:.12em;color:#586c80;margin:0;font-size:11px;font-weight:800}.learning-surface button,.learning-download{color:#fff;font:inherit;cursor:pointer;background:#253f65;border:0;border-radius:10px;padding:11px 16px;font-size:14px;font-weight:750;text-decoration:none;display:inline-block}.learning-surface button:disabled{opacity:.5;cursor:default}.learning-surface button:focus-visible,.learning-surface a:focus-visible,.learning-surface input:focus-visible,.learning-surface textarea:focus-visible{outline-offset:3px;outline:3px solid #f6b83b}.learning-surface .learning-secondary{color:#253f65;background:#eef3f7}.learning-download{white-space:nowrap}.learning-rule{background:#f0f5fa;border-left:4px solid #4772a3;border-radius:12px;padding:22px}.learning-rule>div{border-top:1px solid #d8e3ee;grid-template-columns:1fr auto;gap:5px 15px;padding:12px 0;display:grid}.learning-rule strong{font-size:19px}.learning-rule small{color:#596a7d;grid-column:1}.learning-rule button{grid-area:span 2/2}.learning-vocabulary{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.learning-vocabulary>div,.learning-vocabulary>button{color:#253f65;background:#f8fafc;border:1px solid #e0e7ed;border-radius:12px;padding:13px}.learning-vocabulary b,.learning-vocabulary span{display:block}.learning-vocabulary span{color:#586c80;margin-top:5px;font-size:13px}.learning-reading{white-space:pre-wrap;background:#fff8e9;border-radius:14px;padding:23px;font-size:19px;line-height:1.85!important}.learning-dialogue{padding:0;list-style:none}.learning-dialogue li{gap:12px;margin:8px 0;line-height:1.7;display:flex}.learning-dialogue li b{text-align:center;background:#e8eef7;border-radius:50%;flex-shrink:0;width:29px;height:29px}.learning-stretch,.learning-feedback{background:#f4f0ff;border-radius:14px;margin-top:22px;padding:16px 21px}.learning-stretch h4,.learning-feedback h4{margin-top:0}.learning-tabs{border-bottom:1px solid #dae4ec;flex-wrap:wrap;gap:7px;margin:20px 0;padding-bottom:15px;display:flex}.learning-tabs button{color:#304b69;background:#eef3f7}.learning-tabs button[aria-pressed=true]{color:#fff;background:#253f65}.learning-stage{color:#276c46;white-space:nowrap;background:#e9f5ec;border-radius:30px;padding:8px 12px;font-size:12px;font-weight:800}.learning-questions fieldset{border:1px solid #dae4ec;border-radius:12px;margin:22px 0;padding:17px}.learning-questions legend{padding:0 6px;font-weight:750;line-height:1.5}.learning-options{gap:9px;display:grid}.learning-options label{cursor:pointer;background:#f6f8fb;border:1px solid #e3e9f0;border-radius:9px;align-items:center;gap:10px;padding:12px;display:flex}.learning-options label:has(input:checked){background:#edf2fa;border-color:#52729a}.learning-options input{accent-color:#253f65}.learning-questions input:not([type=radio]),.learning-draft textarea,.learning-review-work textarea,.learning-review-work select{width:100%;max-width:100%;font:inherit;color:#21364a;box-sizing:border-box;background:#fff;border:1px solid #b8c9d9;border-radius:10px;padding:12px;font-size:17px}.learning-right{color:#25613f}.learning-retry{color:#85461d}.learning-cue{color:#586c80;font-size:13px}.learning-actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.learning-draft{margin-top:20px;font-weight:750;display:block}.learning-draft textarea{resize:vertical;margin:10px 0;line-height:1.7;display:block}.learning-checklist{gap:8px;margin:17px 0;font-size:14px;display:grid}.learning-checklist label{gap:9px;display:flex}.learning-studio audio{width:420px;max-width:100%}.teacher-learning details{border:1px solid #dce6ed;border-radius:12px;margin-top:12px;padding:16px}.teacher-learning summary{cursor:pointer;font-weight:750;line-height:1.7}.teacher-needs{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.teacher-needs p{background:#fff5e8;border-radius:10px;padding:12px}.teacher-needs span{font-size:13px;display:block}.learning-unit-stages{flex-wrap:wrap;gap:6px;font-size:12px;display:flex}.learning-unit-stages span{background:#edf3f8;border-radius:5px;padding:7px}.learning-review-work{border-top:1px solid #dae4ec;margin-top:20px;padding-top:10px}.learning-review-work blockquote{white-space:pre-wrap;background:#f4f7fa;border-left:3px solid #587391;margin:0;padding:18px;line-height:1.8}.learning-review-work label{margin:12px 0;display:block}.learning-review-work select{margin:8px 0;font-size:15px}.writing-lines{border-bottom:1px solid #aabccc;height:45px;margin-bottom:16px}.writing-lines-large{background:repeating-linear-gradient(#fff,#fff 30px,#b6c5d6 31px,#fff 32px);height:160px}.learning-save-error{color:#65451b;background:#fff2d9;border-radius:12px;max-width:1140px;margin:15px auto;padding:15px 20px}.learning-save-error button{margin-left:12px}.unit-viewer>.learning-studio,.unit-viewer>.unit-lesson{margin:20px}.learning-studio details summary{cursor:pointer;padding:12px 0;font-weight:700}.unit-card .learning-stage{margin-top:7px;display:inline-block}.learning-video-practice{color:#21364a;background:#fff;padding:24px}.learning-video-practice h3{font-size:22px}.learning-transcript{max-height:260px;line-height:1.8;overflow:auto}.teacher-learning .learning-review-work button{margin-top:8px}@media (width<=700px){.learning-surface{border-radius:16px;padding:18px}.learning-heading{display:block}.learning-download{margin:10px 0}.learning-vocabulary{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-tabs{gap:6px}.learning-tabs button{padding:10px;font-size:12px}.learning-reading{padding:17px;font-size:17px}.teacher-needs{grid-template-columns:1fr}.unit-viewer>.learning-studio,.unit-viewer>.unit-lesson{margin:12px}.learning-stage{margin-top:6px;display:inline-block}.learning-rule{padding:15px}}.unit-workspace{color:#233e5b;padding:0 20px 20px}.unit-section-nav{z-index:5;background:#fff;border-bottom:1px solid #dce6ed;flex-wrap:wrap;gap:7px;padding:12px 0;display:flex;position:sticky;top:0}.unit-section-nav button,.unit-quick-links button,.unit-quick-links a,.practice-controls button,.role-switch button{font:inherit;color:#234566;cursor:pointer;background:#f1f6fb;border:1px solid #c5d7e7;border-radius:10px;padding:11px 14px;font-size:14px;font-weight:750;text-decoration:none}.unit-section-nav button[aria-pressed=true],.practice-controls button[aria-pressed=true],.role-switch button[aria-pressed=true]{color:#fff;background:#214f85;border-color:#214f85}.unit-section-nav button span{margin-right:6px}.course-level-5 .unit-section-nav button[aria-pressed=true]{background:#963a4b;border-color:#963a4b}.course-level-6 .unit-section-nav button[aria-pressed=true]{background:#27694c;border-color:#27694c}.unit-quick-links{flex-wrap:wrap;gap:8px;padding:12px 0;display:flex}.unit-quick-links button,.unit-quick-links a{background:#fff}.unit-workspace .learning-surface{margin:16px 0}.unit-workspace .image-stage{padding:0}.discovery-picture{border-radius:16px;margin-top:8px;overflow:hidden}.discovery-picture img{width:100%;display:block}.lesson-notes,.mistake-practice{background:#f7faff;border:1px solid #d5e1eb;border-radius:14px;margin:18px 0;padding:18px}.lesson-notes summary,.mistake-practice summary{cursor:pointer;font-size:16px;font-weight:750}.practice-controls{flex-wrap:wrap;align-items:center;gap:8px;padding:16px 0;display:flex}.draft-editor{background:#f7faff;border:1px solid #d5e2ed;border-radius:16px;margin:24px 0;padding:22px}.draft-editor>label{font-weight:700;display:block}.draft-editor textarea{box-sizing:border-box;color:#24384e;width:100%;font:inherit;resize:vertical;background:#fff;border:1px solid #9fb7d0;border-radius:10px;margin-top:10px;padding:14px;font-size:17px;line-height:1.7;display:block}.draft-status{color:#365871;justify-content:space-between;gap:12px;margin:10px 0;font-size:14px;display:flex}.draft-conflict{background:#fff1d6;border-radius:12px;padding:16px}.draft-conflict p{white-space:pre-wrap}.draft-conflict button{margin:8px 8px 0 0}.check-skill-results{background:#f0f5fa;border-radius:14px;flex-wrap:wrap;gap:10px;margin:20px 0;padding:18px;display:flex}.check-skill-results h4{width:100%;margin:0 0 10px}.check-skill-results span{border-radius:10px;padding:10px 13px;font-size:14px}.check-skill-results .secure{color:#245538;background:#d9efdf}.check-skill-results .developing{color:#76551a;background:#fff0cd}.role-switch{gap:10px;margin-bottom:12px;display:flex}.role-card{background:#eaf1fa;border-left:4px solid #4773a2;border-radius:12px;padding:22px;font-size:17px;line-height:1.7}.mission-twist{background:#fff1d5;border-radius:12px;margin:16px 0;padding:18px}.communication-mission .learning-actions{margin-top:18px}.learning-portfolio{color:#233e5b;text-align:left;background:#f1f6fb;border:1px solid #ccdeed;border-radius:18px;margin:22px 0;padding:24px}.learning-portfolio h3{margin-top:0;font-size:23px}.portfolio-stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0;display:grid}.portfolio-stats span{background:#fff;border-radius:12px;padding:14px;font-size:14px}.portfolio-stats b{margin-bottom:5px;font-size:24px;display:block}.learning-portfolio button{font:inherit;color:#234e7b;cursor:pointer;background:#fff;border:1px solid #bdd1e4;border-radius:9px;margin:5px;padding:10px 14px}.portfolio-work{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.portfolio-work article{background:#fff;border:1px solid #d6e2ec;border-radius:12px;padding:16px}.portfolio-work article>span{margin:8px 0;font-size:14px;display:block}.portfolio-work p,.portfolio-work blockquote{white-space:pre-wrap;overflow-wrap:anywhere;max-height:170px;font-size:16px;line-height:1.7;overflow:auto}.portfolio-work blockquote{background:#eef6ee;border-left:3px solid #6b9b74;margin:12px 0;padding:12px}.teacher-learning-filters{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:20px 0;display:grid}.teacher-learning-filters label{font-size:14px;font-weight:750}.teacher-learning-filters select{width:100%;font:inherit;color:#233e5b;background:#fff;border:1px solid #bacddd;border-radius:9px;margin-top:7px;padding:10px 8px;display:block}.teaching-groups article,.feedback-queue>section{background:#f6faff;border:1px solid #d4e2ed;border-radius:12px;margin-top:14px;padding:18px}.audio-notice{color:#553e17;z-index:1000;background:#fff0d1;border:1px solid #e2bd69;border-radius:12px;max-width:90vw;padding:12px 18px;font:14px/1.5 system-ui;position:fixed;bottom:18px;left:50%;transform:translate(-50%);box-shadow:0 4px 20px #0002}.unit-workspace button:focus-visible,.unit-workspace a:focus-visible,.teacher-learning select:focus-visible{outline-offset:3px;outline:3px solid #f2b632}@media (width<=750px){.unit-workspace{padding:0 12px 12px}.unit-section-nav{grid-template-columns:repeat(3,minmax(0,1fr));display:grid;position:static}.unit-section-nav button{padding:11px 6px;font-size:14px}.unit-section-nav button span{margin:0 0 3px;display:block}.unit-quick-links>*{text-align:center;flex:1}.teacher-learning-filters,.portfolio-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.portfolio-work{grid-template-columns:1fr}.draft-editor{padding:14px}.draft-status{flex-direction:column}.learning-portfolio{padding:16px}.unit-workspace .pair-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
