.settings-scheme-option--blue-gray{--scheme-bg: #f3f6fb;--scheme-panel: #ffffff;--scheme-sidebar: #eef3f8;--scheme-accent: #3f6f9f}.course-workspace-shell--blue-gray{--profile-surface: #edf2f8;--profile-surface-hover: #e3ebf5;--profile-panel-bg: #edf2f8;--profile-panel-border: #d2deec;--profile-item-bg: #e3ebf5;--profile-item-hover-bg: #d9e4f1;--profile-text: #111827;--profile-muted: #667385;--profile-accent: #2563eb;--profile-avatar-bg: #1f2937;--profile-avatar-text: #ffffff;background:#f8fafc}.course-workspace-shell--blue-gray .course-sidebar--mist,.course-workspace-shell--blue-gray .course-sidebar--page{--sidebar-bg: #f8fafc;--sidebar-border: #d8e1ec;--sidebar-muted: #6b7789;--sidebar-link: #46556b;--sidebar-link-icon: #8b9aac;--sidebar-link-hover-bg: rgba(44, 82, 119, .07);--sidebar-link-hover: #162234;--sidebar-active-bg: #edf2f8;--sidebar-active-border: transparent;--sidebar-active-text: #111827;--sidebar-active-icon: #2563eb;--sidebar-card-bg: #ffffff;--sidebar-card-border: #d9e2ee;--sidebar-control-bg: #ffffff;--sidebar-control-border: #cfd9e6;--sidebar-control-text: #27364a;--sidebar-utility-link: #2563eb}.course-workspace-shell--blue-gray .courses-page,.course-workspace-shell--blue-gray .builder-shell,.course-workspace-shell--blue-gray .settings-page,.course-workspace-shell--blue-gray .schedule-page,.course-workspace-shell--blue-gray .students-page,.course-workspace-shell--blue-gray .grades-page,.course-workspace-shell--blue-gray .exercises-page,.course-workspace-shell--blue-gray .item-editor-page,.course-workspace-shell--blue-gray .admin-page{background:transparent}.course-workspace-shell--blue-gray .page-header h1,.course-workspace-shell--blue-gray .settings-panel-header h2,.course-workspace-shell--blue-gray .module-title-field,.course-workspace-shell--blue-gray .module-title-text,.course-workspace-shell--blue-gray .item-title-field,.course-workspace-shell--blue-gray .item-title-text,.course-workspace-shell--blue-gray .item-title-button,.course-workspace-shell--blue-gray .course-card h2{color:#111827}.course-workspace-shell--blue-gray .page-header p,.course-workspace-shell--blue-gray .eyebrow,.course-workspace-shell--blue-gray .settings-panel-header p,.course-workspace-shell--blue-gray .course-card p,.course-workspace-shell--blue-gray .course-card-meta{color:#667385}.course-workspace-shell--blue-gray .modules-page-header,.course-workspace-shell--blue-gray .page-header--ruled{border-bottom-color:#d9e2ee}.course-workspace-shell--blue-gray .settings-panel,.course-workspace-shell--blue-gray .course-card,.course-workspace-shell--blue-gray .schedule-card,.course-workspace-shell--blue-gray .module-card,.course-workspace-shell--blue-gray .exercise-hub-stat-card,.course-workspace-shell--blue-gray .exercise-path-card,.course-workspace-shell--blue-gray .course-exercise-card,.course-workspace-shell--blue-gray .student-exercise-focus-card,.course-workspace-shell--blue-gray .student-exercise-set-card,.course-workspace-shell--blue-gray .assignments-empty-state,.course-workspace-shell--blue-gray .assignments-table-card,.course-workspace-shell--blue-gray .assignment-summary-card,.course-workspace-shell--blue-gray .grades-empty-state,.course-workspace-shell--blue-gray .grades-table-card,.course-workspace-shell--blue-gray .grade-summary-card,.course-workspace-shell--blue-gray .student-grade-card{border-color:#d8e1ec;background:#fff}.course-workspace-shell--blue-gray .settings-panel-icon,.course-workspace-shell--blue-gray .course-card-icon{border-color:#dfe7f1;background:#eef3f8;color:#53667d}.course-workspace-shell--blue-gray .module-topline{border-bottom-color:#cfdaea;background:#f6f9fd}.course-workspace-shell--blue-gray .course-item-row{border-bottom-color:#e7edf4}.course-workspace-shell--blue-gray .course-item-row:hover{background:#f8fafc}.course-workspace-shell--blue-gray .add-item-form{border-top-color:#cbd7e6;background:#f4f4f7}.course-workspace-shell--blue-gray .button{border-color:#365f8b;background:#3f6f9f}.course-workspace-shell--blue-gray .builder-shell .button:not(.secondary){border-color:#1d4ed8;background:#2563eb}.course-workspace-shell--blue-gray .courses-page .button:not(.secondary){border-color:#1d4ed8;background:#2563eb}.course-workspace-shell--blue-gray .exercises-page .button:not(.secondary){border-color:#1d4ed8;background:#2563eb}.course-workspace-shell--blue-gray .assignments-page .button:not(.secondary){border-color:#1d4ed8;background:#2563eb}.course-workspace-shell--blue-gray .assignment-detail-page .button:not(.secondary),.course-workspace-shell--blue-gray .assignment-speedgrader-page .button:not(.secondary){border-color:#1d4ed8;background:#2563eb}.course-workspace-shell--blue-gray .builder-shell .button.secondary{border-color:#bfd1f4;background:#fff;color:#1d4ed8}.course-workspace-shell--blue-gray .builder-shell .button.secondary:hover{background:#eff6ff}.course-workspace-shell--blue-gray .button.secondary,.course-workspace-shell--blue-gray .quiet-button,.course-workspace-shell--blue-gray .settings-field select,.course-workspace-shell--blue-gray .date-input,.course-workspace-shell--blue-gray .points-input,.course-workspace-shell--blue-gray .menu-text-input,.course-workspace-shell--blue-gray .add-item-select{border-color:#ccd7e5;background-color:#fff}.course-workspace-shell--blue-gray .course-item-row--page{--item-accent: #245edb;--item-accent-soft: #dfeaff;--item-accent-border: #c8d9f6;--item-accent-text: #1d4ed8}.course-workspace-shell--blue-gray .course-item-row--assignment{--item-accent: #a35f00;--item-accent-soft: #fff0cf;--item-accent-border: #edd08d;--item-accent-text: #8a4f00}.course-workspace-shell--blue-gray .course-item-row--exercise_set{--item-accent: #08786b;--item-accent-soft: #d9f1ec;--item-accent-border: #addfd6;--item-accent-text: #076b60}.course-workspace-shell--blue-gray .course-item-row--heading{--item-accent: #6d6257;--item-accent-soft: #f1eee8;--item-accent-border: #e0d8cd;--item-accent-text: #5e5349}.course-workspace-shell--blue-gray .exercises-page .exercise-hub-stat-card>svg,.course-workspace-shell--blue-gray .exercises-page .course-exercise-topic-meta svg,.course-workspace-shell--blue-gray .exercises-page .student-exercise-set-section-meta svg{color:#2563eb}.course-workspace-shell--blue-gray .exercises-page .course-exercise-topic:hover,.course-workspace-shell--blue-gray .exercises-page .student-exercise-set-section:hover{border-color:#bcd0f7}