.learning-shell{max-width:1450px}.learning-layout{display:grid;grid-template-columns:290px minmax(0,1fr);gap:22px;align-items:start}.learning-sidebar{position:sticky;top:18px;padding:20px}.learning-sidebar h2{margin-bottom:5px}.course-search{margin:14px 0}.course-list{display:grid;gap:9px;max-height:68vh;overflow:auto;margin-top:15px}.course-choice{width:100%;text-align:left;display:grid;gap:6px;padding:15px;border:1px solid #e0e7f0;background:#fbfcff;border-radius:13px;color:#203951}.course-choice.active{background:#eaf2ff;border-color:#5892e8;box-shadow:inset 3px 0 #276de1}.course-choice strong{font-size:14px}.course-choice small{color:#6e8198}.course-name{font-size:12px;color:#3170ca;font-weight:700}.learning-main{min-width:0;display:grid;gap:18px}.course-head{display:flex;justify-content:space-between;gap:16px;align-items:start}.course-head h1{font-size:28px}.course-description{white-space:pre-wrap;line-height:1.7;margin-bottom:0}.learning-tabs{display:flex;gap:8px;flex-wrap:wrap;border-bottom:1px solid #e3e9f1;padding-bottom:14px}.learning-tabs button{border:0;border-radius:9px;padding:11px 17px;background:#edf2f8;color:#5d708b;font-weight:700}.learning-tabs button.active{background:#246be2;color:#fff}.pane{margin-top:20px}.section-bar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px}.section-bar h2{margin:0}.learning-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:23px}.learning-metric{padding:18px;background:#f6f9ff;border:1px solid #e7edf6;border-radius:14px}.learning-metric strong{font-size:24px;display:block;margin:5px 0}.learning-metric small{font-size:12px;color:#6b7d93}.record-list{display:grid;gap:13px}.learning-record{border:1px solid #e2e8f0;border-radius:14px;padding:18px;background:#fff}.record-head{display:flex;justify-content:space-between;gap:14px;align-items:start}.record-head h3{margin:0}.record-body{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.8;font-size:14px;margin:12px 0 8px;color:#435970}.record-meta{font-size:12px;color:#70849b;line-height:1.6}.record-actions{display:flex;gap:7px;flex-wrap:wrap;margin-top:13px}.empty-state{padding:40px 15px;border:1px dashed #cedbea;border-radius:14px;text-align:center;color:#73859b;line-height:1.8}.progress-track{height:9px;background:#e9eff6;border-radius:10px;margin-top:14px;overflow:hidden}.progress-track span{height:100%;display:block;background:linear-gradient(90deg,#4c86e6,#2cb495)}.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:13px}.file-card{border:1px solid #e1e8f2;border-radius:14px;overflow:hidden;padding:14px;min-width:0}.file-image{width:100%;height:160px;object-fit:contain;background:#f4f7fc;border-radius:9px;display:block;margin-bottom:12px}.file-symbol{height:75px;display:grid;place-items:center;background:#edf3fc;color:#527ba8;border-radius:9px;margin-bottom:12px;font-weight:800;letter-spacing:1px}.file-title{font-size:14px;font-weight:750;overflow-wrap:anywhere;margin-bottom:7px}.file-links{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:10px;font-size:12px}.learning-modal{width:min(96vw,700px)}.learning-modal .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.learning-modal .full-field{grid-column:1/-1}.form-help{font-size:12px;color:#6e8198;margin-top:6px;line-height:1.7}.chart-card{padding:18px;border:1px solid #e0e8f3;border-radius:14px;background:#fbfdff;margin:14px 0 22px}.score-chart{width:100%;display:block;min-height:200px;max-height:380px}.chart-legend{display:flex;gap:22px;font-size:12px;color:#536a85}.chart-legend i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:7px}.score-point{cursor:pointer;outline:none}.score-point:focus{stroke:#152c48;stroke-width:4}.score-table{width:100%;border-collapse:collapse;font-size:13px}.score-table th,.score-table td{text-align:left;padding:12px 8px;border-bottom:1px solid #e9eef5}.score-table th{color:#688097;font-weight:600}.score-table-wrap{overflow:auto}.learning-message.teacher{background:#f4f8ff;border-color:#d3e3ff}.message-composer{padding:18px;background:#f5f8fc;border-radius:13px;margin-top:20px}.attachment-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.attachment-list a{font-size:12px;padding:7px 10px;background:#f0f5fc;border-radius:7px;max-width:100%;overflow-wrap:anywhere}.lesson-row{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid #eef2f7;font-size:13px}.lesson-row span{color:#6a7e93}.course-deleted-note{color:#60748e;font-size:12px}.file-preview-large{display:block;max-width:100%;max-height:65vh;margin:auto;object-fit:contain}.message-composer textarea{min-height:100px}.course-head .actions{justify-content:flex-end}.learning-login-note{margin-top:18px}.learning-modal input[type=file]{padding:9px}.score-large{font-size:23px;color:#276de2;font-weight:800}.learning-error-banner{padding:13px 16px;background:#fff0f2;border:1px solid #f3c0c7;border-radius:10px;white-space:pre-wrap;color:#a63c4b}.learning-sidebar select{margin-top:12px}.learning-toolbar{display:flex;gap:8px;flex-wrap:wrap}.learning-loading{padding:35px;color:#71869d}.learning-header-links{display:flex;gap:8px;flex-wrap:wrap}.learning-header-links a{display:inline-block}
@media(max-width:1000px){.learning-layout{grid-template-columns:240px minmax(0,1fr)}.learning-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-tabs button{padding:10px 12px}.course-head{flex-direction:column}.course-head .actions{justify-content:flex-start}}
@media(max-width:700px){.learning-layout{grid-template-columns:1fr}.learning-sidebar{position:static}.course-list{max-height:230px;grid-template-columns:repeat(2,minmax(0,1fr))}.learning-modal .form-grid{grid-template-columns:1fr}.learning-modal .full-field{grid-column:auto}.course-head h1{font-size:25px}.learning-tabs{gap:5px}.learning-tabs button{flex:1 0 27%;font-size:13px}.learning-metric{padding:14px}.record-head{flex-wrap:wrap}.section-bar{align-items:start}.learning-mast{align-items:start;flex-direction:column}.score-table td{white-space:nowrap}.file-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.file-image{height:120px}}

.grade-category{margin:22px 0 30px}.grade-category h3{border-bottom:2px solid #dce5f1;padding-bottom:12px}.grade-chart-scroll{overflow-x:auto;margin-top:14px}.grade-bar-chart{width:100%;display:block;height:auto}.grade-bar:focus{outline:none;stroke:#1e354f;stroke-width:2}.grade-result{font-size:12px;white-space:normal;margin:8px 0;line-height:1.6}.grade-result.pass{color:#198455}.grade-result.fail{color:#c93848}.grade-result.incomplete{color:#7a8797}.chart-legend{flex-wrap:wrap;gap:10px 18px}#gradeScoreFields input[readonly]{background:#edf2f8;color:#596d83}.score-table td strong{white-space:normal;display:block;min-width:150px;font-size:12px}

.grade-switch{display:grid;grid-template-columns:repeat(3,1fr);position:relative;padding:4px;background:#edf2f8;border-radius:14px;margin:14px 0;touch-action:pan-y}.grade-switch-thumb{position:absolute;top:4px;bottom:4px;left:4px;width:calc((100% - 8px)/3);background:#397cdd;border-radius:10px;transition:transform .2s ease}.grade-switch button{position:relative;z-index:1;background:transparent;border:0;padding:12px;color:#536b85;border-radius:10px;font-weight:700}.grade-switch button[aria-selected=true]{color:white}.grade-level-picker{display:flex;align-items:center;gap:12px;max-width:260px;font-size:13px}.grade-level-picker select{flex:1}

.uploaded-folder{grid-column:1/-1;border:1px solid #dbe4f0;border-radius:12px;padding:12px;min-width:0}.uploaded-folder>summary{cursor:pointer;font-weight:700;padding:6px 0 12px}.uploaded-folder .file-grid{margin-top:8px}

.print-file-choice{display:flex;gap:7px;align-items:center;font-size:12px;margin-bottom:10px}.print-file-choice input{width:16px;height:16px}.print-request-list{margin-top:24px}.print-request{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:8px;padding:12px;border:1px solid #dce5f0;border-radius:10px;font-size:12px}

.homework-deadline{color:#d63445;font-weight:750;font-variant-numeric:tabular-nums}