/* ============================================================
           MOBILE RESPONSIVE - MAIN FILTER MENU
           ============================================================ */

        #setup-panel {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .simulation-shell {
            display: flex;
            flex-direction: column;
            gap: 18px;
            width: 100%;
            padding-top: 8px;
        }

        .simulation-shell,
        .simulation-panel-body,
        .simulation-course-list,
        .simulation-builder-progress-host,
        .simulation-table-body,
        .simulation-table-entry,
        .simulation-table-row {
            overflow-anchor: none;
        }

        .simulation-tabs {
            display: flex;
            align-items: center;
            gap: 10px;
            width: 100%;
            padding: 6px 4px 0;
            position: sticky;
            top: 8px;
            z-index: 60;
            background:
                linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 251, 255, 0.96) 78%, rgba(248, 251, 255, 0) 100%);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            padding-bottom: 10px;
            scroll-margin-top: calc(var(--global-top-bar-height, 1.5cm) + 24px);
        }

        .simulation-tab-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            min-height: 54px;
            padding: 0 20px;
            border: 1px solid #d6e0ee;
            border-radius: 18px;
            background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
            color: #475569;
            font-size: 1rem;
            font-weight: 900;
            cursor: pointer;
            box-shadow: 0 10px 22px rgba(148, 163, 184, 0.1);
            transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, color 0.18s ease, background 0.18s ease;
            touch-action: manipulation;
        }

        .simulation-tab-btn:hover {
            transform: translateY(-1px);
            border-color: #bfd0e5;
            color: #1e293b;
        }

        .simulation-tab-btn:active {
            transform: translateY(0) scale(0.985);
        }

        .simulation-tab-btn.is-active {
            border-color: #c4b5fd;
            background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
            color: #6d28d9;
            box-shadow: 0 12px 28px rgba(139, 92, 246, 0.18);
        }

        body.dark-theme .simulation-tabs {
            background:
                linear-gradient(180deg, rgba(15, 23, 42, 0.98) 0%, rgba(17, 24, 39, 0.96) 78%, rgba(17, 24, 39, 0) 100%);
        }

        body.dark-theme .simulation-tab-btn {
            border-color: rgba(71, 85, 105, 0.58);
            background: linear-gradient(180deg, rgba(17, 24, 39, 0.98) 0%, rgba(15, 23, 42, 0.98) 100%);
            color: #dbe7f5;
            box-shadow: 0 16px 30px rgba(2, 6, 23, 0.26);
        }

        body.dark-theme .simulation-tab-btn:hover {
            background: linear-gradient(180deg, rgba(22, 32, 51, 0.98) 0%, rgba(15, 23, 42, 0.98) 100%);
            border-color: rgba(96, 165, 250, 0.34);
            color: #ffffff;
        }

        body.dark-theme .simulation-tab-btn.is-active {
            border-color: rgba(96, 165, 250, 0.52);
            background: linear-gradient(135deg, rgba(30, 41, 59, 0.98) 0%, rgba(37, 99, 235, 0.28) 100%);
            color: #dbeafe;
            box-shadow: 0 16px 32px rgba(2, 6, 23, 0.34);
        }

        body.dark-theme .simulation-tab-count {
            background: rgba(15, 23, 42, 0.78);
            border-color: rgba(96, 165, 250, 0.24);
            color: inherit;
        }

        .simulation-tab-count {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 34px;
            min-height: 28px;
            padding: 0 9px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.84);
            border: 1px solid rgba(196, 181, 253, 0.72);
            color: inherit;
            font-size: 0.84rem;
            font-weight: 900;
        }

        .simulation-hero-card {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0;
            padding: 20px 22px;
            border-radius: 22px;
            border: 1px solid rgba(29, 78, 216, 0.2);
            background: linear-gradient(180deg, #ffffff 0%, #f3f7ff 100%);
            box-shadow: 0 10px 24px rgba(148, 163, 184, 0.12);
            text-align: center;
        }

        .simulation-hero-copy {
            min-width: 0;
            width: 100%;
            text-align: center;
        }

        .simulation-hero-title {
            margin: 0;
            font-size: clamp(2.05rem, 3.2vw, 2.7rem);
            font-weight: 900;
            letter-spacing: -0.03em;
            line-height: 1.12;
            background: linear-gradient(180deg, #0d1c39 0%, #123263 55%, #16497f 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .simulation-hero-subtitle {
            display: none;
        }

        .simulation-collapse-btn,
        .simulation-panel-toggle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            border-radius: 14px;
            border: 1px solid #cfdbea;
            background: #ffffff;
            color: #475569;
            font-size: 0.95rem;
            font-weight: 800;
            cursor: pointer;
            transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
        }

        .simulation-collapse-btn:hover,
        .simulation-panel-toggle:hover {
            transform: translateY(-1px);
            background: #f8fafc;
            border-color: #bfd0e5;
        }

        .simulation-grid {
            display: grid;
            grid-template-columns: minmax(380px, 0.94fr) minmax(0, 1.26fr);
            gap: 12px;
            align-items: start;
        }

        .simulation-grid.simulation-grid-tabs {
            grid-template-columns: minmax(0, 1fr);
        }

        .simulation-tab-panel {
            display: none;
        }

        .simulation-tab-panel.is-active {
            display: block;
        }

        .simulation-panel {
            border-radius: 26px;
            border: 1px solid #d7e1ee;
            background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
            box-shadow: 0 12px 28px rgba(148, 163, 184, 0.12);
            overflow: hidden;
        }

        .simulation-panel-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px 12px;
            border-bottom: 1px solid #e2e8f0;
        }

        .simulation-panel-title-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }

        .simulation-panel-title {
            font-size: 1.22rem;
            font-weight: 900;
            color: #0f172a;
            letter-spacing: -0.03em;
        }

        .simulation-panel-count {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            min-height: 34px;
            padding: 0 12px;
            border-radius: 999px;
            border: 1px solid #cfe0f3;
            background: #eff6ff;
            color: #2563eb;
            font-size: 0.86rem;
            font-weight: 900;
        }

        #simulation-saved-panel .simulation-panel-head {
            flex-wrap: wrap;
        }

        .simulation-saved-search {
            position: relative;
            flex: 1 1 380px;
            min-width: min(100%, 260px);
            max-width: 860px;
            margin-left: auto;
        }

        .simulation-saved-search i {
            position: absolute;
            top: 50%;
            left: 18px;
            transform: translateY(-50%);
            color: #7f9cc7;
            font-size: 1rem;
            pointer-events: none;
        }

        .simulation-saved-search-input {
            width: 100%;
            min-height: 52px;
            padding: 0 18px 0 48px;
            border-radius: 20px;
            border: 2px solid #cfe0f8;
            background:
                linear-gradient(180deg, #ffffff 0%, #f6faff 100%) padding-box,
                linear-gradient(135deg, rgba(191, 219, 254, 0.9) 0%, rgba(147, 197, 253, 0.96) 52%, rgba(165, 180, 252, 0.94) 100%) border-box;
            color: #14345f;
            font-size: 1.02rem;
            font-weight: 800;
            outline: none;
            box-shadow:
                inset 0 1px 0 rgba(255, 255, 255, 0.92),
                0 12px 26px rgba(148, 163, 184, 0.12);
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
        }

        .simulation-saved-search-input::placeholder {
            color: #8da0bc;
            font-weight: 700;
        }

        .simulation-saved-search-input:focus {
            border-color: #93c5fd;
            background:
                linear-gradient(180deg, #ffffff 0%, #f8fbff 100%) padding-box,
                linear-gradient(135deg, rgba(125, 211, 252, 1) 0%, rgba(59, 130, 246, 0.98) 40%, rgba(99, 102, 241, 0.98) 100%) border-box;
            box-shadow:
                inset 0 1px 0 rgba(255, 255, 255, 0.94),
                0 0 0 4px rgba(59, 130, 246, 0.12),
                0 18px 34px rgba(59, 130, 246, 0.16);
        }

        .simulation-panel-body {
            padding: 16px 20px 18px;
        }

        #simulation-builder-panel {
            border-color: #d7e1ee;
            background: #ffffff;
            box-shadow: 0 12px 28px rgba(148, 163, 184, 0.12);
            scroll-margin-top: calc(var(--global-top-bar-height, 1.5cm) + 24px);
        }

        #simulation-saved-panel {
            scroll-margin-top: calc(var(--global-top-bar-height, 1.5cm) + 24px);
        }

        #simulation-builder-panel .simulation-panel-head {
            background: #ffffff;
            border-bottom-color: #e2e8f0;
        }

        .simulation-form-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 10px;
        }

        .simulation-inline-controls-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 10px;
            align-items: start;
        }

        .simulation-inline-column {
            display: flex;
            flex-direction: column;
            gap: 10px;
            min-width: 0;
        }

        .simulation-module-controls-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 10px;
            margin-top: 10px;
            align-items: end;
        }

        .simulation-field {
            display: flex;
            flex-direction: column;
            gap: 9px;
            min-width: 0;
        }

        .simulation-field-label {
            min-height: auto;
            display: flex;
            align-items: center;
            font-size: clamp(0.68rem, 0.62rem + 0.22vw, 0.8rem);
            font-weight: 800;
            line-height: 1.25;
            color: #64748b;
        }

        #simulation-builder-panel .simulation-field-label {
            color: #000000 !important;
        }

        .simulation-field-input,
        .simulation-field-select {
            width: 100%;
            min-height: 44px;
            border-radius: 14px;
            border: 1px solid #c7d2e2;
            background: linear-gradient(180deg, #ffffff 0%, #f9fbfd 100%);
            color: #0f172a;
            font-size: 0.94rem;
            font-weight: 800;
            padding: 0 14px;
            outline: none;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
            transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
        }

        .simulation-compact-picker .simulation-module-btn,
        .simulation-compact-picker .simulation-module-select-all,
        .simulation-compact-picker .simulation-module-option,
        .simulation-inline-controls-grid .simulation-field-input,
        .simulation-inline-controls-grid .simulation-field-select {
            min-height: clamp(40px, 4vw, 44px);
            font-size: clamp(0.76rem, 0.68rem + 0.22vw, 0.92rem);
            padding-inline: clamp(10px, 1vw, 14px);
        }

        .simulation-compact-picker .simulation-module-btn-meta {
            font-size: clamp(0.62rem, 0.58rem + 0.12vw, 0.72rem);
        }

        .simulation-inline-toggle-field .simulation-toggle-item {
            min-height: clamp(40px, 4vw, 44px);
        }

        .simulation-toggle-item-compact {
            padding-inline: clamp(10px, 1vw, 14px);
            font-size: clamp(0.76rem, 0.68rem + 0.22vw, 0.9rem);
        }

        .simulation-field-input:focus,
        .simulation-field-select:focus {
            border-color: #94a3b8;
            box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.08);
        }

        .simulation-field-wide {
            grid-column: span 2;
        }

        .simulation-field-full {
            grid-column: 1 / -1;
        }

        .simulation-module-main-field {
            display: flex;
        }

        .simulation-module-shell {
            display: block;
        }

        .simulation-module-picker {
            position: relative;
            width: 100%;
        }

        .simulation-tab-btn,
        .simulation-module-btn,
        .simulation-module-select-all,
        .simulation-module-option,
        .question-actions-after-options > button,
        .inline-ai-btn,
        .inline-end-btn,
        .inline-todo-btn,
        .inline-verify-btn,
        .inline-next-btn {
            touch-action: manipulation;
            -webkit-tap-highlight-color: transparent;
        }

        .simulation-module-btn {
            width: 100%;
            min-height: 44px;
            border-radius: 14px;
            border: 1px solid #c7d2e2;
            background: linear-gradient(180deg, #ffffff 0%, #f9fbfd 100%);
            color: #0f172a;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding: 0 14px;
            font-size: 0.94rem;
            font-weight: 800;
            text-align: left;
            cursor: pointer;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
            transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
        }

        .simulation-module-btn:hover,
        .simulation-module-picker.is-open .simulation-module-btn {
            border-color: #94a3b8;
            box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.08);
        }

        .simulation-module-btn-copy {
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
            flex: 1 1 auto;
        }

        .simulation-module-btn-label,
        .simulation-module-btn-meta {
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .simulation-module-btn-meta {
            font-size: 0.74rem;
            color: #64748b;
            font-weight: 700;
        }

        .simulation-module-btn-icon {
            font-size: 0.82rem;
            color: #64748b;
            transition: transform 0.18s ease;
            flex-shrink: 0;
        }

        .simulation-module-picker.is-open .simulation-module-btn-icon {
            transform: rotate(180deg);
        }

        .simulation-module-panel {
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            z-index: 45;
            display: none;
            padding: 8px;
            border-radius: 18px;
            border: 1px solid #d7e1ee;
            background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
            box-shadow: 0 16px 34px rgba(148, 163, 184, 0.18);
        }

        .simulation-module-picker.is-open .simulation-module-panel {
            display: block;
        }

        .simulation-module-select-all,
        .simulation-module-option {
            display: flex;
            align-items: center;
            gap: 10px;
            width: 100%;
            min-height: 40px;
            padding: 0 12px;
            border-radius: 12px;
            cursor: pointer;
            transition: background 0.18s ease, border-color 0.18s ease;
            color: #1e293b;
            font-size: 0.9rem;
            font-weight: 800;
        }

        .simulation-module-select-all {
            margin-bottom: 6px;
            border: 1px solid #d7e1ee;
            background: #eef4ff;
            color: #1d4ed8;
        }

        .simulation-module-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
            max-height: 256px;
            overflow-y: auto;
            padding-right: 2px;
        }

        .simulation-module-year-list {
            gap: 6px;
        }

        .simulation-module-year-group {
            border: 1px solid #dbe4f0;
            border-radius: 14px;
            background: #ffffff;
            overflow: hidden;
        }

        .simulation-module-year-head {
            display: flex;
        }

        .simulation-module-year-btn {
            width: 100%;
            border: none;
            background: transparent;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 10px 12px;
            cursor: pointer;
            text-align: left;
            transition: background 0.18s ease;
        }

        .simulation-module-year-btn:hover {
            background: rgba(239, 246, 255, 0.72);
        }

        .simulation-module-year-copy {
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
            flex: 1 1 auto;
        }

        .simulation-module-year-title {
            color: #1e293b;
            font-size: 0.88rem;
            font-weight: 900;
            line-height: 1.25;
        }

        .simulation-module-year-meta {
            color: #64748b;
            font-size: 0.72rem;
            font-weight: 700;
            line-height: 1.2;
        }

        .simulation-module-year-side {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .simulation-module-year-count {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 24px;
            padding: 0 8px;
            border-radius: 999px;
            border: 1px solid #bfdbfe;
            background: #eef4ff;
            color: #1d4ed8;
            font-size: 0.72rem;
            font-weight: 800;
            white-space: nowrap;
        }

        .simulation-module-year-icon {
            color: #64748b;
            font-size: 0.8rem;
            transition: transform 0.18s ease;
        }

        .simulation-module-year-group.is-open .simulation-module-year-icon {
            transform: rotate(180deg);
        }

        .simulation-module-year-body {
            display: none;
            padding: 0 8px 8px;
        }

        .simulation-module-year-group.is-open .simulation-module-year-body {
            display: block;
        }

        .simulation-module-option {
            border: 1px solid transparent;
            background: #f8fafc;
        }

        .simulation-module-option:hover {
            background: #eff6ff;
            border-color: #bfdbfe;
        }

        .simulation-module-option.is-selected {
            background: #eef4ff;
            border-color: #bfdbfe;
            color: #1d4ed8;
        }

        .simulation-module-option input[type="checkbox"],
        .simulation-module-select-all input[type="checkbox"] {
            width: 18px;
            height: 18px;
            accent-color: #2563eb;
            cursor: pointer;
            flex-shrink: 0;
        }

        .simulation-inline-error {
            display: none;
            margin-top: 12px;
            padding: 10px 12px;
            border-radius: 14px;
            border: 1px solid #fecaca;
            background: #fff1f2;
            color: #dc2626;
            font-size: 0.82rem;
            font-weight: 800;
        }

        .simulation-toggle-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 10px;
            margin-top: 12px;
        }

        .simulation-toggle-grid.is-single {
            grid-template-columns: 1fr;
        }

        .simulation-toggle-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            min-height: 44px;
            padding: 0 14px;
            border-radius: 14px;
            border: 1px solid #d7e1ee;
            background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
            color: #334155;
            font-size: 0.9rem;
            font-weight: 800;
        }

        .simulation-toggle-item input[type="checkbox"],
        .simulation-select-all input[type="checkbox"] {
            width: 18px;
            height: 18px;
            accent-color: #2563eb;
            cursor: pointer;
            flex-shrink: 0;
        }

        .simulation-search-row {
            margin-top: 12px;
            width: 100%;
            position: relative;
            border: none;
            border-radius: 0;
            background: transparent;
            box-shadow: none;
            padding: 0;
        }

        .simulation-course-shell {
            margin-top: 12px;
            padding: 0;
            border-radius: 0;
            border: none;
            background: transparent;
            box-shadow: none;
        }

        .simulation-course-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 8px;
            color: #64748b;
            font-size: 0.9rem;
            font-weight: 900;
        }

        .simulation-select-all {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #64748b;
            font-size: 0.9rem;
            font-weight: 800;
            cursor: pointer;
        }

        .simulation-course-list {
            min-height: 0;
            overflow: visible;
            padding: 2px 0 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            border: none;
            background: transparent;
            --simulation-course-checkbox-size: 16px;
            --simulation-course-select-gap: 4mm;
            --simulation-course-year-checkbox-inset: 14px;
        }

        .simulation-course-year-group {
            border: 1px solid rgba(226, 232, 240, 0.9);
            border-radius: 28px;
            background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 0.96) 100%);
            box-shadow: 0 22px 44px rgba(15, 23, 42, 0.08);
            overflow: hidden;
        }

        .simulation-course-year-head {
            display: flex;
            align-items: stretch;
        }

        .simulation-course-year-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex: 1 1 auto;
            width: auto;
            min-width: 0;
            min-height: 76px;
            padding: 14px 18px 14px 0;
            border: none;
            background: transparent;
            text-align: left;
            cursor: pointer;
            transition: background 0.18s ease;
        }

        .simulation-course-year-btn:hover {
            background: transparent;
        }

        .simulation-course-year-copy {
            min-width: 0;
            flex: 1 1 auto;
            display: flex;
            flex-direction: column;
            gap: 3px;
        }

        .simulation-course-year-title {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            color: #0f172a;
            font-size: 1.05rem;
            font-weight: 900;
            line-height: 1.2;
        }

        .simulation-course-year-meta {
            color: #475569;
            font-size: 0.76rem;
            font-weight: 800;
        }

        .simulation-course-year-side {
            display: inline-flex;
            align-items: center;
            gap: 3px;
            flex-shrink: 0;
            padding: 0;
            border-radius: 0;
            background: transparent;
            border: none;
        }

        .simulation-course-year-tools,
        .simulation-course-group-tools,
        .simulation-course-lesson-tools {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .simulation-course-year-count {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 24px;
            padding: 0 7px;
            border-radius: 8px;
            border: 1px solid rgba(37, 99, 235, 0.28);
            background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
            color: #eff6ff;
            font-size: 0.54rem;
            font-weight: 900;
            white-space: nowrap;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
        }

        .simulation-course-available {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 24px;
            min-width: 24px;
            padding: 0 6px;
            border-radius: 8px;
            border: 1px solid rgba(15, 118, 110, 0.18);
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.96) 0%, rgba(15, 118, 110, 0.92) 100%);
            color: #ecfeff;
            font-size: 0.54rem;
            font-weight: 900;
            white-space: nowrap;
            box-shadow: 0 10px 18px rgba(15, 23, 42, 0.12);
        }

        .simulation-course-count-input {
            width: calc(var(--simulation-count-digits, 2) * 0.64ch + 20px);
            min-width: 24px;
            max-width: 42px;
            height: 24px;
            padding: 0 4px;
            border-radius: 8px;
            border: 1px solid rgba(148, 163, 184, 0.34);
            background: #ffffff;
            color: #0f172a;
            font-size: 0.54rem;
            font-weight: 800;
            text-align: center;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, width 0.2s ease;
            appearance: textfield;
            -moz-appearance: textfield;
        }

        .simulation-course-count-input::-webkit-outer-spin-button,
        .simulation-course-count-input::-webkit-inner-spin-button {
            -webkit-appearance: none;
            margin: 0;
        }

        .simulation-course-count-input:focus {
            border-color: rgba(14, 165, 233, 0.7);
            box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.12);
            outline: none;
        }

        .simulation-course-year-icon {
            color: #334155;
            font-size: 0.62rem;
            transition: transform 0.18s ease;
        }

        .simulation-course-year-group.is-open .simulation-course-year-icon {
            transform: rotate(180deg);
        }

        .simulation-course-year-body {
            display: none;
            padding: 4px 18px 10px 20px;
            border-top: 1px solid rgba(226, 232, 240, 0.9);
        }

        .simulation-course-year-group.is-open .simulation-course-year-body {
            display: block;
        }

        .simulation-course-group {
            border: none;
            border-radius: 0;
            background: transparent;
            box-shadow: none;
            overflow: visible;
        }

        .simulation-course-group + .simulation-course-group {
            margin-top: 4px;
        }

        .simulation-course-group-head {
            display: flex;
            align-items: stretch;
            gap: 0;
        }

        .simulation-course-year-select,
        .simulation-course-group-select {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 20px;
            padding: 0;
            cursor: pointer;
            flex-shrink: 0;
            box-sizing: border-box;
        }

        .simulation-course-year-select {
            justify-content: flex-start;
            min-width: calc(var(--simulation-course-year-checkbox-inset) + var(--simulation-course-checkbox-size) + var(--simulation-course-select-gap));
            width: calc(var(--simulation-course-year-checkbox-inset) + var(--simulation-course-checkbox-size) + var(--simulation-course-select-gap));
            padding-left: var(--simulation-course-year-checkbox-inset);
            padding-right: var(--simulation-course-select-gap);
        }

        .simulation-course-year-select input[type="checkbox"],
        .simulation-course-group-select input[type="checkbox"],
        .simulation-course-item input[type="checkbox"] {
            appearance: none;
            -webkit-appearance: none;
            width: var(--simulation-course-checkbox-size);
            height: var(--simulation-course-checkbox-size);
            margin: 0;
            border: 1.5px solid transparent;
            border-radius: 999px;
            background-image:
                linear-gradient(180deg, #ffffff 0%, #f8fafc 100%),
                linear-gradient(135deg, #0f172a 0%, #1d4ed8 52%, #2563eb 100%);
            background-origin: border-box;
            background-clip: padding-box, border-box;
            box-shadow: 0 4px 10px rgba(15, 23, 42, 0.12);
            cursor: pointer;
            flex-shrink: 0;
        }

        .simulation-course-year-select input[type="checkbox"]:checked,
        .simulation-course-group-select input[type="checkbox"]:checked,
        .simulation-course-item input[type="checkbox"]:checked {
            background-image:
                linear-gradient(180deg, #0f766e 0%, #115e59 100%),
                linear-gradient(135deg, #0f172a 0%, #1d4ed8 52%, #2563eb 100%);
            box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.12), 0 8px 16px rgba(15, 23, 42, 0.16);
        }

        .simulation-course-group-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex: 1 1 auto;
            min-width: 0;
            padding: 7px 12px 7px 0;
            border: none;
            background: transparent;
            text-align: left;
            cursor: pointer;
            transition: background 0.18s ease;
        }

        .simulation-course-group-btn:hover {
            background: transparent;
        }

        .simulation-course-group-copy {
            min-width: 0;
            flex: 1 1 auto;
            display: flex;
            flex-direction: column;
            gap: 1px;
        }

        .simulation-course-group-title {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            color: #0f172a;
            font-size: 0.98rem;
            font-weight: 900;
            line-height: 1.12;
        }

        .simulation-course-group-year {
            display: inline-flex;
            align-items: center;
            min-height: 22px;
            padding: 0 8px;
            border-radius: 999px;
            background: #eaf2ff;
            color: #1d4ed8;
            font-size: 0.74rem;
            font-weight: 800;
        }

        .simulation-course-group-meta {
            color: #475569;
            font-size: 0.74rem;
            font-weight: 800;
        }

        .simulation-course-group-side {
            display: inline-flex;
            align-items: center;
            gap: 3px;
            flex-shrink: 0;
            padding: 0;
            border-radius: 0;
            background: transparent;
            border: none;
        }

        .simulation-course-group-count {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 24px;
            padding: 0 7px;
            border-radius: 8px;
            border: 1px solid rgba(37, 99, 235, 0.28);
            background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
            color: #eff6ff;
            font-size: 0.54rem;
            font-weight: 900;
            white-space: nowrap;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
        }

        .simulation-course-group-icon {
            color: #475569;
            font-size: 0.6rem;
            transition: transform 0.18s ease;
        }

        .simulation-course-group.is-open .simulation-course-group-icon {
            transform: rotate(180deg);
        }

        .simulation-course-group-body {
            display: none;
            padding: 0 12px 4px 0;
        }

        .simulation-course-group.is-open .simulation-course-group-body {
            display: block;
        }

        .simulation-course-group-lessons {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 0 10px;
        }

        .simulation-course-item {
            display: grid;
            grid-template-columns: 28px minmax(0, 1fr) auto;
            align-items: center;
            gap: 8px;
            padding: 1px 0;
            border-radius: 0;
            border: none;
            background: transparent;
            box-shadow: none;
            cursor: pointer;
            transition: color 0.18s ease, opacity 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
        }

        .simulation-course-item:hover {
            background: transparent;
            border-color: transparent;
            box-shadow: none;
        }

        .simulation-course-item.is-checked {
            background: transparent;
            border-color: transparent;
        }

        .simulation-course-item.is-checked .simulation-course-title {
            color: #0f172a;
        }

        .simulation-course-copy {
            min-width: 0;
            flex: 1 1 auto;
            display: flex;
            flex-direction: column;
            gap: 1px;
        }

        .simulation-course-title {
            color: #64748b;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 3px;
            font-size: clamp(0.84rem, 0.76rem + 0.18vw, 0.92rem);
            font-weight: 800;
            line-height: 1.1;
        }

        .simulation-course-year-inline {
            color: #64748b;
            font-size: 0.74em;
            font-weight: 700;
        }

        .simulation-course-empty {
            min-height: 180px;
            grid-column: 1 / -1;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 18px;
            color: #94a3b8;
            font-size: 0.95rem;
            font-weight: 700;
        }

        .simulation-summary-row {
            display: flex;
            flex-wrap: wrap;
            gap: 7px;
            margin-top: 14px;
        }

        .simulation-summary-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            min-height: 32px;
            padding: 0 11px;
            border-radius: 999px;
            border: 1px solid #cfe0f3;
            background: #f2f6ff;
            color: #1d4ed8;
            font-size: 0.8rem;
            font-weight: 800;
        }

        .simulation-summary-chip.is-danger {
            background: #fff1f2;
            border-color: #fecdd3;
            color: #dc2626;
        }

        .simulation-summary-chip.is-accent {
            background: #eff6ff;
            border-color: #bfdbfe;
            color: #2563eb;
        }

        .simulation-title-actions-row {
            display: grid;
            grid-template-columns: minmax(0, 1.7fr) minmax(76px, 0.32fr) minmax(112px, 0.72fr) minmax(94px, 0.58fr) minmax(94px, 0.58fr);
            gap: 10px;
            margin-top: 16px;
            align-items: end;
        }

        .simulation-title-row-field {
            margin: 0;
        }

        .simulation-title-count-field {
            margin: 0;
        }

        .simulation-title-count-field .simulation-field-label {
            justify-content: center;
        }

        .simulation-title-count-field .simulation-field-input {
            text-align: center;
            padding-inline: 8px;
        }

        .simulation-primary-btn,
        .simulation-pdf-btn,
        .simulation-load-btn,
        .simulation-secondary-btn,
        .simulation-launch-btn {
            min-height: clamp(40px, 4.6vw, 46px);
            padding: 0 clamp(10px, 1.2vw, 16px);
            border-radius: 16px;
            font-size: clamp(0.78rem, 0.7rem + 0.25vw, 0.96rem);
            font-weight: 900;
            cursor: pointer;
            transition: transform 0.18s ease;
            width: 100%;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .simulation-primary-btn {
            border: none;
            background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
            color: #ffffff;
            box-shadow: 0 12px 28px rgba(37, 99, 235, 0.22);
        }

        .simulation-pdf-btn {
            border: none;
            background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
            color: #ffffff;
            box-shadow: 0 12px 28px rgba(30, 64, 175, 0.2);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .simulation-pdf-btn i {
            font-size: 0.95em;
        }

        .simulation-load-btn {
            border: none;
            background: linear-gradient(135deg, #0f766e 0%, #14b8a6 100%);
            color: #ffffff;
            box-shadow: 0 12px 28px rgba(20, 184, 166, 0.24);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .simulation-load-btn i {
            font-size: 0.95em;
        }

        #builder-load-qcms-btn {
            grid-column: 1 / -1;
            justify-self: center;
            width: auto;
            min-width: 220px;
            max-width: 100%;
            padding-inline: 24px;
        }

        #builder-load-qcms-btn[hidden],
        #builder-simulation-progress-host[hidden] {
            display: none !important;
        }

        .simulation-load-btn.is-loading {
            cursor: wait;
            opacity: 0.9;
        }

        .simulation-load-btn.is-ready {
            background: linear-gradient(135deg, #0f766e 0%, #0e9f6e 100%);
        }

        .simulation-load-btn:disabled {
            transform: none !important;
            opacity: 0.78;
            cursor: wait;
        }

        .simulation-pdf-btn.is-loading {
            opacity: 0.9;
            cursor: wait;
        }

        .simulation-pdf-btn:disabled {
            transform: none !important;
            opacity: 0.72;
            cursor: wait;
        }

        .simulation-secondary-btn {
            border: 1px solid #cbd5e1;
            background: #ffffff;
            color: #475569;
        }

        .simulation-launch-btn.launch-btn {
            border: none;
            background: linear-gradient(135deg, #0f766e 0%, #14b8a6 100%);
            color: #ffffff;
            box-shadow: 0 12px 28px rgba(20, 184, 166, 0.22);
        }

        .simulation-primary-btn:hover,
        .simulation-pdf-btn:hover,
        .simulation-load-btn:hover,
        .simulation-secondary-btn:hover,
        .simulation-launch-btn:hover {
            transform: translateY(-1px);
        }

        .simulation-builder-progress-host {
            margin-top: 10px;
        }

        .simulation-builder-progress-host .simulation-table-progress-row {
            padding: 0;
        }

        .simulation-builder-progress-host .simulation-table-progress-shell {
            border-radius: 16px;
            border-left: 1px solid #d7e1ee;
            border-right: 1px solid #d7e1ee;
        }

        .simulation-pdf-progress {
            position: fixed;
            left: 18px;
            right: 18px;
            bottom: 18px;
            z-index: 9500;
            display: flex;
            justify-content: center;
            pointer-events: none;
            opacity: 0;
            transform: translateY(22px);
            transition: opacity 0.24s ease, transform 0.24s ease;
        }

        .simulation-pdf-progress.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        .simulation-pdf-progress[hidden] {
            display: none;
        }

        .simulation-pdf-progress-shell {
            width: min(100%, 640px);
            border-radius: 22px;
            padding: 14px 16px 15px;
            background: rgba(255, 255, 255, 0.94);
            border: 1px solid rgba(191, 219, 254, 0.9);
            box-shadow: 0 18px 48px rgba(15, 23, 42, 0.16);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            pointer-events: auto;
        }

        .simulation-pdf-progress-head {
            display: grid;
            grid-template-columns: auto minmax(0, 1fr) auto;
            gap: 12px;
            align-items: center;
            margin-bottom: 10px;
        }

        .simulation-pdf-progress-badge {
            min-width: 48px;
            height: 32px;
            padding: 0 12px;
            border-radius: 999px;
            background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
            color: #1d4ed8;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.78rem;
            font-weight: 900;
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }

        .simulation-pdf-progress-copy {
            min-width: 0;
        }

        .simulation-pdf-progress-title {
            font-size: 0.96rem;
            font-weight: 900;
            color: #0f172a;
            line-height: 1.1;
        }

        .simulation-pdf-progress-detail {
            margin-top: 3px;
            font-size: 0.78rem;
            color: #64748b;
            line-height: 1.3;
            word-break: break-word;
        }

        .simulation-pdf-progress-percent {
            font-size: 1rem;
            font-weight: 900;
            color: #1d4ed8;
            letter-spacing: 0.01em;
        }

        .simulation-pdf-progress-track {
            position: relative;
            height: 10px;
            border-radius: 999px;
            overflow: hidden;
            background: linear-gradient(180deg, #e2e8f0 0%, #cbd5e1 100%);
        }

        .simulation-pdf-progress-fill {
            display: block;
            width: 0%;
            height: 100%;
            border-radius: inherit;
            background: linear-gradient(90deg, #2563eb 0%, #14b8a6 52%, #22c55e 100%);
            box-shadow: 0 0 18px rgba(37, 99, 235, 0.24);
            transition: width 0.22s ease;
        }

        .simulation-table-filters {
            display: grid;
            grid-template-columns: repeat(5, minmax(0, 1fr));
            gap: 10px;
            margin-bottom: 12px;
        }

        .simulation-table-shell {
            border-radius: 20px;
            border: 1px solid #d7e1ee;
            background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
            overflow: hidden;
            min-height: 0;
        }

        .simulation-table-header,
        .simulation-table-row {
            display: grid;
            grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.72fr) minmax(0, 0.72fr) minmax(0, 1.2fr) minmax(172px, 1.1fr);
            gap: 10px;
            align-items: center;
            padding: 12px 14px;
        }

        .simulation-table-header {
            background: linear-gradient(180deg, #dff4ff 0%, #c7e9ff 100%);
            border-bottom: 1px solid #9ed5f5;
            color: #0f3d5e;
            font-size: 0.9rem;
            font-weight: 900;
        }

        .simulation-table-body {
            min-height: 0;
            overflow: visible;
        }

        .simulation-table-row {
            border-bottom: 1px solid #edf2f7;
            color: #0f172a;
            font-size: 0.9rem;
            font-weight: 700;
            background: #ffffff;
        }

        .simulation-table-body .simulation-table-entry:nth-child(odd) .simulation-table-row {
            background: #f3f6f9;
        }

        .simulation-table-body .simulation-table-entry:nth-child(even) .simulation-table-row {
            background: #ffffff;
        }

        .simulation-table-row:last-child {
            border-bottom: none;
        }

        .simulation-table-row:hover {
            background: #e8f4ff;
        }

        .simulation-table-cell {
            min-width: 0;
        }

        .simulation-table-name {
            display: flex;
            flex-direction: column;
            gap: 4px;
            min-width: 0;
        }

        .simulation-table-name strong {
            color: #0f172a;
            font-size: 0.95rem;
            line-height: 1.3;
        }

        .simulation-table-name span,
        .simulation-table-cell-muted {
            color: #64748b;
            font-size: 0.8rem;
            font-weight: 700;
        }

        .simulation-table-result {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 34px;
            padding: 0 10px;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 900;
            width: max-content;
        }

        .simulation-table-result.is-empty {
            background: #f1f5f9;
            color: #64748b;
        }

        .simulation-table-result.is-good {
            background: #ecfdf5;
            color: #15803d;
        }

        .simulation-table-result.is-medium {
            background: #eff6ff;
            color: #1d4ed8;
        }

        .simulation-table-result.is-low {
            background: #fff1f2;
            color: #dc2626;
        }

        .simulation-attempt-list,
        .simulation-attempt-date-list {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 6px;
            min-width: 0;
        }

        .simulation-attempt-pill {
            display: inline-flex;
            align-items: flex-start;
            gap: 6px;
            min-height: 34px;
            padding: 6px 10px;
            border-radius: 14px;
            border: 1px solid #d7e1ee;
            background: #ffffff;
            box-shadow: 0 6px 14px rgba(148, 163, 184, 0.10);
            max-width: 100%;
        }

        .simulation-attempt-pill .simulation-table-result {
            min-height: 28px;
            padding: 0 9px;
            font-size: 0.76rem;
            flex: 0 0 auto;
        }

        .simulation-attempt-meta-wrap {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 2px;
            min-width: 0;
        }

        .simulation-attempt-meta,
        .simulation-attempt-date-meta {
            color: #64748b;
            font-size: 0.72rem;
            font-weight: 800;
            line-height: 1.25;
            white-space: nowrap;
        }

        .simulation-attempt-date-meta {
            font-size: 0.68rem;
        }

        .simulation-attempt-date {
            display: inline-flex;
            align-items: center;
            min-height: 32px;
            padding: 0 10px;
            border-radius: 12px;
            border: 1px solid #d7e1ee;
            background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
            color: #64748b;
            font-size: 0.76rem;
            font-weight: 800;
            white-space: nowrap;
        }

        .simulation-history-empty {
            color: #64748b;
            font-size: 0.78rem;
            font-weight: 700;
        }

        .simulation-table-actions {
            display: flex;
            flex-direction: column;
            align-items: stretch;
            gap: 6px;
        }

        .simulation-action-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 34px;
            padding: 0 10px;
            border-radius: 12px;
            border: 1px solid #cbd5e1;
            background: #ffffff;
            color: #334155;
            font-size: 0.78rem;
            font-weight: 900;
            cursor: pointer;
            width: 100%;
        }

        .simulation-action-btn.is-primary {
            background: #eff6ff;
            border-color: #bfdbfe;
            color: #1d4ed8;
        }

        .simulation-action-btn.is-danger {
            background: #fff1f2;
            border-color: #fecdd3;
            color: #dc2626;
        }

        .simulation-empty-state {
            min-height: 460px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            color: #64748b;
            font-size: 1rem;
            font-weight: 800;
        }

        .simulation-table-entry {
            border-bottom: 1px solid #edf2f7;
        }

        .simulation-table-entry:last-child {
            border-bottom: none;
        }

        .simulation-table-entry:last-child .simulation-table-row {
            border-bottom: none;
        }

        .simulation-table-details-row {
            padding: 0 14px 14px;
        }

        .simulation-table-details-shell {
            display: flex;
            flex-direction: column;
            gap: 14px;
            padding: 16px;
            border-radius: 18px;
            border: 1px solid #d7e1ee;
            background:
                radial-gradient(circle at top left, rgba(191, 219, 254, 0.18), transparent 34%),
                linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
            box-shadow: 0 14px 28px rgba(148, 163, 184, 0.12);
        }

        .simulation-table-details-top {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
        }

        .simulation-table-details-title {
            color: #0f172a;
            font-size: 0.96rem;
            font-weight: 900;
            line-height: 1.3;
        }

        .simulation-table-details-subtitle {
            margin-top: 4px;
            color: #64748b;
            font-size: 0.82rem;
            font-weight: 700;
        }

        .simulation-table-details-chips,
        .simulation-table-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .simulation-table-detail-chip,
        .simulation-table-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            min-height: 30px;
            padding: 0 11px;
            border-radius: 999px;
            border: 1px solid #d7e1ee;
            background: #f8fbff;
            color: #1d4ed8;
            font-size: 0.78rem;
            font-weight: 800;
        }

        .simulation-table-tag {
            min-height: 32px;
            background: #ffffff;
            color: #334155;
        }

        .simulation-table-details-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 12px;
        }

        .simulation-table-details-section {
            display: flex;
            flex-direction: column;
            gap: 10px;
            padding: 14px;
            border-radius: 16px;
            border: 1px solid #dbe7f3;
            background: rgba(255, 255, 255, 0.86);
        }

        .simulation-table-details-label {
            color: #64748b;
            font-size: 0.78rem;
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .simulation-table-details-value {
            color: #0f172a;
            font-size: 0.92rem;
            font-weight: 800;
            line-height: 1.55;
        }

        .simulation-table-details-empty {
            color: #94a3b8;
            font-size: 0.84rem;
            font-weight: 700;
        }

        .simulation-table-progress-row {
            padding: 0 0 14px;
        }

        .simulation-table-progress-shell {
            display: flex;
            flex-direction: column;
            gap: 10px;
            padding: 12px 14px;
            border-radius: 0 0 16px 16px;
            border: 1px solid #d7e1ee;
            border-left: none;
            border-right: none;
            background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
        }

        .simulation-table-progress-head,
        .simulation-table-progress-foot {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .simulation-table-progress-title {
            color: #0f172a;
            font-size: 0.9rem;
            font-weight: 900;
        }

        .simulation-table-progress-status {
            color: #64748b;
            font-size: 0.8rem;
            font-weight: 700;
        }

        .simulation-table-progress-track {
            width: 100%;
            height: 10px;
            border-radius: 999px;
            background: #e2e8f0;
            overflow: hidden;
        }

        .simulation-table-progress-bar {
            width: 0%;
            height: 100%;
            border-radius: inherit;
            background: linear-gradient(135deg, #2563eb 0%, #14b8a6 100%);
            transition: width 0.22s ease;
        }

        .simulation-table-progress-meta {
            color: #64748b;
            font-size: 0.78rem;
            font-weight: 800;
        }

        .simulation-table-progress-action {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 38px;
            padding: 0 14px;
            border-radius: 12px;
            border: none;
            background: linear-gradient(135deg, #0f766e 0%, #14b8a6 100%);
            color: #ffffff;
            font-size: 0.84rem;
            font-weight: 900;
            cursor: pointer;
            box-shadow: 0 10px 24px rgba(20, 184, 166, 0.22);
        }

        .simulation-table-progress-action[disabled] {
            cursor: not-allowed;
            opacity: 0.55;
            box-shadow: none;
        }

        .simulation-hidden-legacy {
            display: none !important;
        }

        .simulation-panel-body.is-hidden,
        .simulation-grid.is-hidden {
            display: none;
        }

        body.dark-theme .simulation-hero-card,
        body.dark-theme .simulation-panel,
        body.dark-theme .simulation-course-list,
        body.dark-theme .simulation-table-shell,
        body.dark-theme .simulation-search-row {
            background: linear-gradient(180deg, #0f172a 0%, #111c31 100%) !important;
            border-color: rgba(148, 163, 184, 0.22) !important;
            box-shadow: 0 18px 42px rgba(2, 6, 23, 0.34) !important;
        }

        body.dark-theme #simulation-builder-panel,
        body.dark-theme #simulation-builder-panel .simulation-panel-head,
        body.dark-theme #simulation-builder-panel .simulation-panel-body,
        body.dark-theme #simulation-saved-panel,
        body.dark-theme #simulation-saved-panel .simulation-panel-head,
        body.dark-theme #simulation-saved-panel .simulation-panel-body {
            background: linear-gradient(180deg, #0f172a 0%, #111c31 100%) !important;
            border-color: rgba(148, 163, 184, 0.22) !important;
            box-shadow: 0 18px 42px rgba(2, 6, 23, 0.34) !important;
        }

        body.dark-theme .simulation-search-row {
            background: transparent !important;
            border-color: transparent !important;
            box-shadow: none !important;
        }

        body.dark-theme .simulation-course-shell {
            background: transparent !important;
            border: none !important;
            box-shadow: none !important;
        }

        body.dark-theme .simulation-panel-title,
        body.dark-theme .simulation-panel-count,
        body.dark-theme .simulation-course-group-title,
        body.dark-theme .simulation-course-title,
        body.dark-theme .simulation-table-name strong,
        body.dark-theme .simulation-table-row,
        body.dark-theme .simulation-field-label {
            color: #e5eefc !important;
        }

        body.dark-theme .simulation-hero-title {
            background: none !important;
            -webkit-background-clip: border-box;
            background-clip: border-box;
            color: #ffffff !important;
            text-shadow: none !important;
            box-shadow: none !important;
        }

        body.dark-theme .simulation-hero-subtitle,
        body.dark-theme .simulation-course-year-inline,
        body.dark-theme .simulation-course-group-meta,
        body.dark-theme .simulation-table-name span,
        body.dark-theme .simulation-table-cell-muted,
        body.dark-theme .simulation-attempt-meta,
        body.dark-theme .simulation-history-empty,
        body.dark-theme .simulation-empty-state,
        body.dark-theme .simulation-course-empty,
        body.dark-theme .simulation-course-head,
        body.dark-theme .simulation-select-all {
            color: #94a3b8 !important;
        }

        body.dark-theme .simulation-collapse-btn,
        body.dark-theme .simulation-panel-toggle,
        body.dark-theme .simulation-secondary-btn,
        body.dark-theme .simulation-action-btn {
            background: #162033 !important;
            color: #e5eefc !important;
            border-color: rgba(148, 163, 184, 0.22) !important;
        }

        body.dark-theme .simulation-saved-search i {
            color: #8fb6f8 !important;
        }

        body.dark-theme .simulation-saved-search-input {
            border-color: rgba(96, 165, 250, 0.3) !important;
            background:
                linear-gradient(180deg, #111827 0%, #0f172a 100%) padding-box,
                linear-gradient(135deg, rgba(96, 165, 250, 0.78) 0%, rgba(59, 130, 246, 0.7) 42%, rgba(129, 140, 248, 0.82) 100%) border-box !important;
            color: #e5eefc !important;
            box-shadow:
                inset 0 1px 0 rgba(255, 255, 255, 0.03),
                0 16px 30px rgba(2, 6, 23, 0.24),
                0 0 28px rgba(59, 130, 246, 0.12) !important;
        }

        body.dark-theme .simulation-saved-search-input::placeholder {
            color: #8ea3c2 !important;
        }

        body.dark-theme .simulation-saved-search-input:focus {
            background:
                linear-gradient(180deg, #101827 0%, #0d1528 100%) padding-box,
                linear-gradient(135deg, rgba(125, 211, 252, 0.96) 0%, rgba(59, 130, 246, 0.92) 40%, rgba(99, 102, 241, 0.94) 100%) border-box !important;
            box-shadow:
                0 0 0 4px rgba(59, 130, 246, 0.14),
                0 18px 36px rgba(2, 6, 23, 0.32),
                0 0 34px rgba(59, 130, 246, 0.16) !important;
        }

        body.dark-theme .simulation-field-input,
        body.dark-theme .simulation-field-select,
        body.dark-theme .simulation-toggle-item,
        body.dark-theme .simulation-action-btn,
        body.dark-theme .simulation-course-group,
        body.dark-theme .simulation-course-item,
        body.dark-theme .simulation-table-header,
        body.dark-theme .simulation-attempt-pill,
        body.dark-theme .simulation-attempt-date {
            background: linear-gradient(180deg, #111827 0%, #0f172a 100%) !important;
            color: #e5eefc !important;
            border-color: rgba(148, 163, 184, 0.18) !important;
        }

        body.dark-theme .simulation-toggle-item {
            color: #e5eefc !important;
        }

        body.dark-theme .simulation-module-btn,
        body.dark-theme .simulation-module-panel,
        body.dark-theme .simulation-module-option,
        body.dark-theme .simulation-module-select-all,
        body.dark-theme .simulation-table-progress-shell,
        body.dark-theme .simulation-table-details-shell,
        body.dark-theme .simulation-table-details-section,
        body.dark-theme .simulation-table-tag,
        body.dark-theme .simulation-table-detail-chip {
            background: linear-gradient(180deg, #111827 0%, #0f172a 100%) !important;
            color: #e5eefc !important;
            border-color: rgba(148, 163, 184, 0.18) !important;
        }

        body.dark-theme .simulation-module-btn-meta,
        body.dark-theme .simulation-table-progress-status,
        body.dark-theme .simulation-table-progress-meta,
        body.dark-theme .simulation-table-details-subtitle,
        body.dark-theme .simulation-table-details-label,
        body.dark-theme .simulation-table-details-empty {
            color: #94a3b8 !important;
        }

        body.dark-theme .simulation-module-btn-icon,
        body.dark-theme .simulation-course-group-icon,
        body.dark-theme .simulation-table-progress-title,
        body.dark-theme .simulation-table-details-title,
        body.dark-theme .simulation-table-details-value {
            color: #e5eefc !important;
        }

        body.dark-theme .simulation-course-group-btn:hover {
            background: rgba(22, 32, 51, 0.92) !important;
        }

        body.dark-theme .simulation-course-group {
            background: transparent !important;
            border: none !important;
            box-shadow: none !important;
        }

        body.dark-theme .simulation-course-group-year,
        body.dark-theme .simulation-course-group-count {
            background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%) !important;
            color: #eff6ff !important;
            border-color: rgba(96, 165, 250, 0.3) !important;
        }

        body.dark-theme .simulation-module-option:hover,
        body.dark-theme .simulation-module-option.is-selected {
            background: #162033 !important;
            border-color: rgba(96, 165, 250, 0.32) !important;
            color: #bfdbfe !important;
        }

        body.dark-theme .simulation-module-year-group {
            background: linear-gradient(180deg, #111827 0%, #0f172a 100%) !important;
            border-color: rgba(148, 163, 184, 0.18) !important;
        }

        body.dark-theme .simulation-course-year-group {
            background: linear-gradient(180deg, #111827 0%, #0f172a 100%) !important;
            border-color: rgba(148, 163, 184, 0.18) !important;
        }

        body.dark-theme .simulation-module-year-btn:hover {
            background: rgba(22, 32, 51, 0.92) !important;
        }

        body.dark-theme .simulation-course-year-btn:hover {
            background: rgba(22, 32, 51, 0.92) !important;
        }

        body.dark-theme .simulation-module-year-title {
            color: #e5eefc !important;
        }

        body.dark-theme .simulation-course-year-title {
            color: #e5eefc !important;
        }

        body.dark-theme .simulation-module-year-meta {
            color: #94a3b8 !important;
        }

        body.dark-theme .simulation-course-year-meta {
            color: #94a3b8 !important;
        }

        body.dark-theme .simulation-module-year-count {
            background: #162033 !important;
            color: #93c5fd !important;
            border-color: rgba(96, 165, 250, 0.26) !important;
        }

        body.dark-theme .simulation-course-year-count {
            background: #162033 !important;
            color: #93c5fd !important;
            border-color: rgba(96, 165, 250, 0.26) !important;
        }

        body.dark-theme .simulation-module-year-icon {
            color: #e5eefc !important;
        }

        body.dark-theme .simulation-course-year-icon {
            color: #e5eefc !important;
        }

        body.dark-theme .simulation-course-year-body {
            border-color: rgba(148, 163, 184, 0.18) !important;
        }

        body.dark-theme .simulation-module-select-all {
            color: #93c5fd !important;
        }

        body.dark-theme .simulation-course-item:hover {
            background: transparent !important;
        }

        body.dark-theme .simulation-course-list {
            background: transparent !important;
            border: none !important;
            box-shadow: none !important;
        }

        body.dark-theme .simulation-course-item.is-checked {
            background: transparent !important;
            border-color: transparent !important;
        }

        body.dark-theme .simulation-course-item.is-checked .simulation-course-title {
            color: #93c5fd !important;
        }

        body.dark-theme .simulation-module-option input[type="checkbox"],
        body.dark-theme .simulation-module-select-all input[type="checkbox"],
        body.dark-theme .simulation-toggle-item input[type="checkbox"],
        body.dark-theme .simulation-select-all input[type="checkbox"],
        body.dark-theme .option-search-item input[type="checkbox"],
        body.dark-theme .ms-item input[type="checkbox"] {
            accent-color: #16a34a !important;
        }

        body.dark-theme .simulation-course-year-select input[type="checkbox"]:checked,
        body.dark-theme .simulation-course-group-select input[type="checkbox"]:checked,
        body.dark-theme .simulation-course-item input[type="checkbox"]:checked {
            background-image:
                linear-gradient(180deg, #16a34a 0%, #15803d 100%),
                linear-gradient(135deg, #052e16 0%, #16a34a 52%, #22c55e 100%) !important;
            box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.16), 0 8px 16px rgba(5, 46, 22, 0.2) !important;
        }

        body.dark-theme .simulation-summary-chip {
            background: #162033 !important;
            border-color: rgba(96, 165, 250, 0.26) !important;
            color: #93c5fd !important;
        }

        body.dark-theme .simulation-panel-count {
            background: #162033 !important;
            border-color: rgba(96, 165, 250, 0.26) !important;
            color: #93c5fd !important;
        }

        body.dark-theme .simulation-summary-chip.is-danger {
            background: rgba(239, 68, 68, 0.12) !important;
            border-color: rgba(248, 113, 113, 0.26) !important;
            color: #fca5a5 !important;
        }

        body.dark-theme .simulation-inline-error {
            background: rgba(127, 29, 29, 0.32) !important;
            border-color: rgba(248, 113, 113, 0.28) !important;
            color: #fca5a5 !important;
        }

        body.dark-theme .simulation-table-header {
            color: #cbd5e1 !important;
            border-bottom-color: rgba(148, 163, 184, 0.14) !important;
        }

        body.dark-theme .simulation-table-row {
            border-bottom-color: rgba(148, 163, 184, 0.12) !important;
        }

        body.dark-theme .simulation-table-row:hover {
            background: #162033 !important;
        }

        body.dark-theme .simulation-table-entry {
            border-bottom-color: rgba(148, 163, 184, 0.12) !important;
        }

        body.dark-theme .simulation-table-progress-track {
            background: rgba(30, 41, 59, 0.92) !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-body .simulation-table-entry:nth-child(odd) .simulation-table-row {
            background: #111c31 !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-body .simulation-table-entry:nth-child(even) .simulation-table-row {
            background: #0f172a !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-shell {
            background: linear-gradient(180deg, #0b1220 0%, #111827 100%) !important;
            border-color: rgba(148, 163, 184, 0.2) !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-header {
            background: linear-gradient(180deg, rgba(30, 41, 59, 0.98) 0%, rgba(15, 23, 42, 0.98) 100%) !important;
            color: #e2e8f0 !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-result.is-empty {
            background: rgba(51, 65, 85, 0.72) !important;
            color: #cbd5e1 !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-result.is-good {
            background: rgba(20, 83, 45, 0.5) !important;
            color: #86efac !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-result.is-medium {
            background: rgba(30, 64, 175, 0.42) !important;
            color: #93c5fd !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-result.is-low {
            background: rgba(127, 29, 29, 0.45) !important;
            color: #fca5a5 !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-actions .simulation-action-btn {
            background: linear-gradient(180deg, #162033 0%, #0f172a 100%) !important;
            border-color: rgba(148, 163, 184, 0.18) !important;
            color: #e5eefc !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-actions .simulation-action-btn.is-primary {
            background: rgba(30, 64, 175, 0.28) !important;
            border-color: rgba(96, 165, 250, 0.3) !important;
            color: #93c5fd !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-actions .simulation-action-btn.is-danger {
            background: rgba(127, 29, 29, 0.32) !important;
            border-color: rgba(248, 113, 113, 0.28) !important;
            color: #fca5a5 !important;
        }

        body.dark-theme #simulation-saved-panel .simulation-table-filters > * {
            background: linear-gradient(180deg, #111827 0%, #0f172a 100%) !important;
            border-color: rgba(148, 163, 184, 0.18) !important;
            color: #e5eefc !important;
            box-shadow: 0 10px 20px rgba(2, 6, 23, 0.2) !important;
        }

        body.dark-theme .multi-selected {
            border-color: #3b82f6 !important;
            background: linear-gradient(135deg, rgba(59, 130, 246, 0.18) 0%, rgba(37, 99, 235, 0.18) 100%) !important;
        }

        body.dark-theme .correct {
            border-color: #22c55e !important;
            background: linear-gradient(135deg, rgba(21, 128, 61, 0.28) 0%, rgba(22, 101, 52, 0.28) 100%) !important;
            color: #dcfce7 !important;
        }

        body.dark-theme .correct .opt-text {
            color: #dcfce7 !important;
        }

        body.dark-theme .correct .opt-id {
            background: rgba(20, 83, 45, 0.7) !important;
            color: #dcfce7 !important;
            border-color: rgba(74, 222, 128, 0.45) !important;
        }

        body.dark-theme .wrong {
            border-color: #ef4444 !important;
            background: linear-gradient(135deg, rgba(239, 68, 68, 0.22) 0%, rgba(220, 38, 38, 0.22) 100%) !important;
            color: #fca5a5 !important;
        }

        body.dark-theme .wrong .opt-text {
            color: #fecaca !important;
        }

        body.dark-theme .wrong .opt-id {
            background: rgba(127, 29, 29, 0.48) !important;
            color: #fecaca !important;
            border-color: rgba(248, 113, 113, 0.3) !important;
        }

        body.dark-theme .missed {
            border-color: #f59e0b !important;
            background: linear-gradient(135deg, rgba(146, 64, 14, 0.34) 0%, rgba(120, 53, 15, 0.34) 100%) !important;
            color: #fde68a !important;
        }

        body.dark-theme .missed .opt-text {
            color: #fde68a !important;
        }

        body.dark-theme .missed .opt-id {
            background: rgba(120, 53, 15, 0.72) !important;
            color: #fde68a !important;
            border-color: rgba(251, 191, 36, 0.42) !important;
        }

        body.dark-theme .answer-item.correct {
            border-color: #22c55e !important;
            background: linear-gradient(135deg, rgba(21, 128, 61, 0.28) 0%, rgba(22, 101, 52, 0.28) 100%) !important;
            color: #dcfce7 !important;
        }

        body.dark-theme .answer-item.selected {
            border-color: #3b82f6 !important;
            background: linear-gradient(135deg, rgba(59, 130, 246, 0.22) 0%, rgba(37, 99, 235, 0.22) 100%) !important;
            color: #bfdbfe !important;
        }

        body.dark-theme .answer-item.wrong {
            border-color: #ef4444 !important;
            background: linear-gradient(135deg, rgba(239, 68, 68, 0.22) 0%, rgba(220, 38, 38, 0.22) 100%) !important;
            color: #fecaca !important;
        }

        body.dark-theme .answer-item.missed {
            border-color: #f59e0b !important;
            background: linear-gradient(135deg, rgba(146, 64, 14, 0.34) 0%, rgba(120, 53, 15, 0.34) 100%) !important;
            color: #fde68a !important;
        }

        @media (max-width: 1280px) {
            .simulation-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 980px) {
            .simulation-form-grid,
            .simulation-module-controls-grid,
            .simulation-table-filters {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .simulation-inline-controls-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .simulation-module-main-field {
                grid-column: 1 / -1;
            }

            .simulation-saved-search {
                order: 3;
                flex-basis: 100%;
                max-width: none;
            }
        }

        @media (max-width: 720px) {
            .simulation-tabs {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
                padding-left: 0;
                padding-right: 0;
            }

            .simulation-tab-btn {
                width: 100%;
                min-height: 50px;
            }

            .simulation-hero-card,
            .simulation-panel-head,
            .simulation-panel-body {
                padding-left: 14px;
                padding-right: 14px;
            }

            .simulation-hero-card {
                flex-direction: column;
            }

            .simulation-hero-title {
                font-size: 1.55rem;
            }

            .simulation-form-grid,
            .simulation-toggle-grid,
            .simulation-table-filters {
                grid-template-columns: 1fr;
            }

            .simulation-module-controls-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .simulation-inline-controls-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .simulation-saved-search-input {
                min-height: 48px;
                font-size: 0.95rem;
            }

            .simulation-field-wide {
                grid-column: span 1;
            }

            .simulation-table-header,
            .simulation-table-row {
                grid-template-columns: 1fr;
            }

            .simulation-table-header {
                display: none;
            }

            .simulation-table-row > * {
                display: block !important;
            }

            .simulation-table-actions {
                justify-content: flex-start;
                flex-direction: row;
                flex-wrap: nowrap;
                align-items: stretch;
                gap: 6px;
            }

            .simulation-table-row > .simulation-table-cell.has-mobile-label,
            .simulation-table-row > .simulation-table-cell-muted.has-mobile-label {
                display: flex !important;
                align-items: center;
                gap: 8px;
                min-width: 0;
            }

            .simulation-table-row > .simulation-table-cell.has-mobile-label::before,
            .simulation-table-row > .simulation-table-cell-muted.has-mobile-label::before {
                content: attr(data-label);
                min-width: 84px;
                color: #64748b;
                font-size: 0.74rem;
                font-weight: 900;
                line-height: 1.1;
                flex: 0 0 auto;
            }

            .simulation-table-row > .simulation-table-cell.has-mobile-label.simulation-table-history-cell,
            .simulation-table-row > .simulation-table-cell-muted.has-mobile-label.simulation-table-history-dates {
                align-items: flex-start;
            }

            .simulation-attempt-pill {
                align-items: center;
                flex-wrap: wrap;
            }

            .simulation-attempt-meta-wrap {
                display: inline-flex;
                flex-direction: row;
                align-items: center;
                flex-wrap: wrap;
                gap: 6px;
            }

            .simulation-action-btn {
                width: auto;
                min-width: 0;
                flex: 1 1 0;
                padding: 0 4px;
                font-size: 0.64rem;
                white-space: nowrap;
            }

            .simulation-table-progress-head,
            .simulation-table-progress-foot,
            .simulation-table-details-top {
                align-items: flex-start;
            }

            .launch-btn-container.simulation-builder-actions {
                flex-wrap: wrap;
            }

            .simulation-table-details-grid {
                grid-template-columns: 1fr;
            }

            .simulation-course-list {
                gap: 2px;
                --simulation-course-year-checkbox-inset: 10px;
            }

            .simulation-course-year-btn {
                min-height: 54px;
                padding: 10px 12px 10px 0;
            }

            .simulation-course-year-body {
                padding: 3px 10px 6px 14px;
            }

            .simulation-course-group-btn {
                padding: 4px 0;
            }

            .simulation-course-group-body {
                padding: 0 0 3px 0;
            }

            .simulation-course-group-lessons {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .simulation-course-year-btn,
            .simulation-course-group-btn,
            .simulation-course-item {
                align-items: flex-start;
            }

            .simulation-course-year-side,
            .simulation-course-group-side,
            .simulation-course-lesson-tools {
                flex-wrap: nowrap;
                justify-content: flex-end;
            }

            .simulation-course-count-input {
                min-width: 36px;
                height: 20px;
                font-size: 9px;
            }

            .simulation-title-actions-row {
                grid-template-columns: minmax(0, 1fr) minmax(68px, 82px);
                gap: 8px;
            }

            .simulation-title-row-field {
                grid-column: 1;
                grid-row: 1;
            }

            .simulation-title-count-field {
                grid-column: 2;
                grid-row: 1;
            }

            .simulation-primary-btn {
                grid-column: 1;
                grid-row: 2;
            }

            .simulation-pdf-btn {
                grid-column: 2;
                grid-row: 2;
            }

            .simulation-load-btn {
                grid-column: 1 / span 2;
                grid-row: 3;
            }

            #builder-load-qcms-btn {
                grid-column: 1 / -1;
                grid-row: 3;
                justify-self: center;
                width: auto;
                min-width: min(220px, 100%);
            }

            .simulation-secondary-btn {
                grid-column: 1 / span 2;
                grid-row: 4;
            }

            .simulation-panel-head {
                align-items: flex-start;
            }

            .simulation-panel-title-wrap {
                flex-wrap: wrap;
            }
        }

        #setup-content-layout {
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: start;
        }

        #years-container {
            display: flex;
            flex-direction: column;
            gap: 2px;
            width: 100%;
            --tree-label-gap: 4mm;
            --tree-checkbox-size: 17px;
            --tree-header-frame-bleed: 12px;
            --tree-year-checkbox-left: 14px;
            --tree-module-checkbox-left: calc(14px + 4mm);
            --tree-lesson-checkbox-left: calc(14px + 8mm);
        }

        #years-container .year-section {
            margin-bottom: 0 !important;
        }

        #setup-search-row {
            width: 100%;
            position: relative;
            border: none;
            border-radius: 0;
            background: transparent;
            box-shadow: none;
            padding: 0;
        }

        #options-panel {
            position: static;
            top: auto;
            align-self: stretch;
            width: 100%;
            overflow: hidden;
            border: 1px solid #dbeafe !important;
            box-shadow: 0 12px 28px rgba(30, 64, 175, 0.12) !important;
        }

        #options-panel>button {
            background: linear-gradient(135deg, #eef2f5 0%, #dde5ec 100%);
            border-bottom: 1px solid #d6dee6 !important;
        }

        #options-panel>button:hover {
            background: linear-gradient(135deg, #e4e9ef 0%, #d3dce5 100%);
        }

        #options-panel>.p-5 {
            background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
        }

        #options-panel .options-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 8px;
        }

        .options-top-row {
            display: grid;
            grid-template-columns: 1.05fr 0.95fr 1.2fr;
            gap: 8px;
            align-items: stretch;
        }

        .options-toggle-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 8px;
        }

        .options-toggle-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            gap: 8px;
            background: #ffffff;
            padding: 9px 10px;
            border-radius: 10px;
            border: 1px solid #e2e8f0;
        }

        .options-toggle-item span {
            font-size: 11px;
            line-height: 1.2;
            font-weight: 800;
            color: #475569;
        }

        .option-top-item {
            background: #f8fafc;
            border: 1px solid #e2e8f0;
            border-radius: 10px;
            padding: 8px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            min-width: 0;
        }

        .option-top-label {
            font-size: 9px;
            font-weight: 900;
            text-transform: uppercase;
            color: #64748b;
            line-height: 1.1;
            letter-spacing: 0.2px;
            white-space: nowrap;
        }

        .option-top-input,
        .option-top-select {
            width: 100%;
            height: 30px;
            border-radius: 8px;
            border: 1px solid #cbd5e1;
            background: #ffffff;
            color: #1e293b;
            font-size: 11px;
            font-weight: 800;
            padding: 0 8px;
            outline: none;
        }

        .option-top-input:focus,
        .option-top-select:focus {
            border-color: #818cf8;
        }

        .option-top-value {
            font-size: 14px;
            font-weight: 900;
            color: #2563eb;
            line-height: 1.1;
        }

        #options-panel #qcm-error {
            margin: 0;
        }

        #filters-container {
            grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
            gap: 6px !important;
        }

        #filters-container .filter-group {
            padding: 6px 7px !important;
            gap: 3px !important;
            min-height: 48px;
            border-radius: 12px !important;
        }

        #filters-container .filter-group label {
            font-size: 7px !important;
            letter-spacing: 0.15px !important;
            text-align: center;
            line-height: 1 !important;
        }

        #filters-container .ms-btn {
            height: 22px !important;
            min-height: 22px !important;
            padding: 0 6px !important;
            font-size: 7px !important;
            border-radius: 8px !important;
            gap: 3px !important;
        }

        #filters-container .ms-btn i {
            font-size: 7px !important;
        }

        #filters-container .ms-item {
            font-size: 8px !important;
            min-height: 22px !important;
            padding: 4px 6px !important;
        }

        #filters-container .ms-item div {
            font-size: 8px !important;
        }

        @media (max-width: 980px) {
            #filters-container {
                grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
            }
        }

        .options-search-box {
            margin-bottom: 0;
            width: 100%;
            position: relative;
            z-index: 12;
        }

        .options-search-input-wrap {
            position: relative;
            display: flex;
            align-items: center;
            min-height: 56px;
            width: 100%;
            border: 1px solid #cbd5e1;
            border-radius: 20px;
            background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
            box-shadow:
                inset 0 1px 0 rgba(255, 255, 255, 0.9),
                0 2px 8px rgba(148, 163, 184, 0.12);
            overflow: hidden;
        }

        .options-search-input-wrap:focus-within {
            border-color: #94a3b8;
            background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
            box-shadow:
                inset 0 1px 0 rgba(255, 255, 255, 0.96),
                0 0 0 2px rgba(148, 163, 184, 0.18),
                0 6px 14px rgba(148, 163, 184, 0.16);
        }

        .options-search-input-wrap i {
            position: absolute;
            left: 16px;
            color: #94a3b8;
            font-size: 16px;
            pointer-events: none;
        }

        #options-lesson-search {
            width: 100%;
            min-height: 56px;
            border: none;
            border-radius: 20px;
            padding: 14px 18px 14px 48px;
            font-size: 14px;
            font-weight: 700;
            color: #1e293b;
            background: transparent;
            outline: none;
        }

        #options-lesson-search:focus {
            background: transparent;
        }

        #options-search-results {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            margin-top: 0;
            border: 1px solid #dbeafe;
            border-radius: 16px;
            background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
            box-shadow: 0 18px 40px rgba(148, 163, 184, 0.18);
            max-height: min(320px, 42vh);
            overflow-y: auto;
            z-index: 30;
        }

        .option-search-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 10px;
            border-bottom: 1px solid #f1f5f9;
            cursor: pointer;
            font-size: 11px;
            color: #334155;
        }

        .option-search-item:last-child {
            border-bottom: none;
        }

        .option-search-item:hover {
            background: #f8fafc;
        }

        .option-search-item input[type="checkbox"] {
            width: 14px;
            height: 14px;
            accent-color: #4f46e5;
            cursor: pointer;
            flex-shrink: 0;
        }

        .option-search-meta {
            display: block;
            font-size: 9px;
            font-weight: 700;
            color: #64748b;
            margin-top: 1px;
        }

        /* Filters container: 2-col grid on mobile */
        .setup-filters {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }

        /* Each filter group fills its cell */
        .filter-group {
            min-width: 0;
        }

        /* Multi-select button: full width, touch-friendly */
        .ms-btn {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 6px;
            padding: 9px 12px;
            background: white;
            border: 1.5px solid #e2e8f0;
            border-radius: 10px;
            font-size: 12px;
            font-weight: 700;
            color: #334155;
            cursor: pointer;
            transition: all 0.2s;
            min-height: 38px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ms-btn span {
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            min-width: 0;
            flex: 1;
        }

        .ms-btn:hover,
        .ms-btn:focus {
            border-color: #818cf8;
            background: #f8fafc;
            outline: none;
        }

        /* Dropdown panel: full-width, high z-index on mobile */
        .ms-panel {
            position: absolute;
            top: calc(100% + 4px);
            left: 0;
            right: 0;
            background: white;
            border: 1.5px solid #e2e8f0;
            border-radius: 12px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            z-index: 9999;
            max-height: 220px;
            overflow-y: auto;
            display: none;
            padding: 6px;
            -webkit-overflow-scrolling: touch;
        }

        .ms-panel.open {
            display: block;
        }

        .multi-select {
            position: relative;
        }

        /* Items inside the dropdown */
        .ms-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 10px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 12px;
            font-weight: 600;
            color: #334155;
            transition: background 0.15s;
            min-height: 40px;
            /* touch target */
        }

        .ms-item:hover {
            background: #f1f5f9;
        }

        .ms-item input[type="checkbox"] {
            width: 16px;
            height: 16px;
            cursor: pointer;
            accent-color: #6366f1;
            flex-shrink: 0;
        }

        /* Mobile override: switch to single column + larger text */
        @media (max-width: 640px) {
            #setup-section {
                padding: 12px 10px 12px;
            }

            .app-top-banner {
                gap: 8px;
                padding: 10px;
            }

            .app-top-banner-main {
                align-items: flex-start;
                gap: 8px;
            }

            .app-top-banner-copy {
                display: grid;
                grid-template-columns: minmax(0, 1fr) auto;
                grid-template-areas:
                    "title links"
                    "quote quote";
                align-items: center;
                column-gap: 4px;
                row-gap: 4px;
                max-width: none;
                min-width: 0;
                width: auto;
            }

            .app-top-banner-avatar {
                width: 44px;
                height: 44px;
            }

            .app-top-banner-mobile-rail {
                flex-direction: row;
                align-items: flex-start;
                gap: 6px;
                width: auto;
                min-width: 0;
                margin-top: 1px;
            }

            .app-top-banner-mobile-actions {
                width: auto;
                gap: 4px;
                align-items: stretch;
            }

            .app-top-banner-title {
                grid-area: title;
                font-size: 10px;
                width: auto;
                max-width: 100%;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            .app-top-banner-links {
                grid-area: links;
                display: flex;
                align-items: center;
                flex-wrap: nowrap;
                gap: 2px;
                width: 100%;
                max-width: 100%;
                min-width: 0;
                justify-content: flex-end;
                overflow: visible;
            }

            .app-top-banner-mobile-btn {
                width: 26px;
                min-width: 26px;
                height: 26px;
                border-radius: 8px;
                font-size: 10px;
                box-shadow: 0 5px 12px rgba(148, 163, 184, 0.14);
            }

            .app-top-banner-links::-webkit-scrollbar {
                display: none;
            }

            .app-top-banner-link {
                flex: 0 0 auto;
                min-height: 18px;
                padding: 2px 5px;
                font-size: 6px;
            }

            .app-top-banner-quote {
                grid-area: quote;
                flex-basis: 100%;
                min-width: 0;
                width: fit-content;
                max-width: 100%;
                display: inline-block;
                margin-top: 1px;
                padding: 10px 11px;
            }

            .app-top-banner-quote::before {
                top: 4px;
                left: 8px;
                font-size: 26px;
            }

            .app-top-banner-quote-text {
                padding-left: 11px;
                font-size: 9px;
                line-height: 1.4;
            }

            .inline-ai-btn,
            .inline-next-btn,
            .inline-todo-btn,
            .inline-verify-btn {
                min-height: 18px;
                padding: 0 6px;
                font-size: 7px;
                border-radius: 999px;
            }

            .todo-list-header {
                padding: 9px 10px;
            }

            .todo-list-header-name {
                font-size: 12px;
            }

            .todo-list-header-subtitle {
                font-size: 8px;
            }

            .todo-list-toolbar {
                padding: 8px 10px;
            }

            .todo-list-filters {
                flex-wrap: nowrap;
                overflow-x: auto;
                padding-bottom: 2px;
            }

            .todo-filter-select {
                min-width: 124px;
                min-height: 28px;
                padding: 0 10px;
                font-size: 12px;
            }

            .todo-list-scroll {
                padding: 10px;
            }

            .todo-list-item {
                grid-template-columns: 18px auto minmax(0, 1fr);
                padding: 10px 11px;
                border-radius: 13px;
                gap: 8px;
            }

            .todo-list-test-btn {
                min-height: 22px;
                padding: 0 8px;
                font-size: 8px;
            }

            .todo-list-title {
                font-size: 11px;
            }

            .todo-list-main-line {
                gap: 6px;
            }

            .todo-list-chip {
                padding: 2px 6px;
                font-size: 8px;
            }

            .setup-filters {
                grid-template-columns: 1fr;
                gap: 6px;
                padding: 8px;
            }

            .filter-group label {
                font-size: 8px;
                letter-spacing: 0.2px;
            }

            .ms-btn {
                padding: 8px 10px;
                font-size: 11px;
                min-height: 40px;
            }

            /* Dropdown: full screen width, avoid overflow */
            .ms-panel {
                position: fixed;
                left: 10px;
                right: 10px;
                top: auto;
                bottom: 80px;
                max-height: 50vh;
                border-radius: 16px;
                box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.15);
                z-index: 99999;
            }

            /* Years grid: wrap nicely on mobile */
            .ms-list.flex.flex-wrap {
                gap: 6px;
                padding: 4px;
            }

            .ms-item.inline-block {
                display: inline-flex !important;
                padding: 8px 12px;
                background: #f8fafc;
                border: 1.5px solid #e2e8f0;
                border-radius: 20px;
                font-size: 11px;
            }

            .ms-item.inline-block:hover,
            .ms-item.inline-block input:checked~* {
                background: #eff6ff;
                border-color: #818cf8;
            }

            /* Year picker: show as pill grid */
            #years-ms .ms-panel {
                bottom: 60px;
            }

            /* Launch button: better sizing */
            .launch-btn-container {
                padding: 0 4px 0 0;
                margin-top: 6px;
            }

            .launch-btn {
                width: auto;
                max-width: 100%;
                min-height: 30px;
                padding: 8px 14px;
                font-size: 10px;
                gap: 6px;
            }

            /* Options panel: fix grid for mobile */
            #options-panel .options-grid {
                grid-template-columns: 1fr !important;
            }

            .options-top-row,
            .options-toggle-grid {
                grid-template-columns: 1fr !important;
            }

            .options-toggle-item {
                padding: 8px 10px;
            }

            .options-toggle-item span {
                font-size: 10px;
            }
        }

        /* Tablet: 2 cols remain */
        @media (min-width: 641px) and (max-width: 1023px) {
            .setup-filters {
                grid-template-columns: repeat(4, 1fr);
                gap: 10px;
            }

            .ms-panel {
                min-width: 180px;
                max-width: 280px;
            }

            .options-top-row {
                grid-template-columns: repeat(3, minmax(0, 1fr));
            }
        }

        /* Desktop: all 4 filters on one row */
        @media (min-width: 1024px) {
            .setup-filters {
                grid-template-columns: repeat(4, 1fr);
                gap: 12px;
            }
        }

        body:not(.qcm-workspace-active) {
            padding-top: 0 !important;
        }

        body:not(.qcm-workspace-active) .app-global-top-bar {
            display: none !important;
        }

        body:not(.qcm-workspace-active) #main-content {
            height: auto;
            min-height: 100vh;
            min-height: 100dvh;
            overflow: visible;
        }

        body:not(.qcm-workspace-active) #setup-section {
            padding-top: 12px !important;
        }

        .simulation-tabs-brand {
            display: inline-flex;
            align-items: center;
            min-height: 54px;
            margin-right: auto;
            padding: 0 6px 0 0;
            color: #0f172a;
            font-size: clamp(1rem, 1.35vw, 1.18rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        body.dark-theme .simulation-tabs-brand {
            color: #f8fafc;
        }

        @media (max-width: 980px) {
            .simulation-tabs {
                flex-wrap: wrap;
            }

            .simulation-tabs-brand {
                width: 100%;
                min-height: auto;
                padding: 0 0 4px;
                white-space: normal;
            }
        }

        /* FINAL LOCK (2026-04-17): dark mode selected checkboxes stay green */
        body.dark-theme #simulation-builder-panel .simulation-course-year-select input[type="checkbox"],
        body.dark-theme #simulation-builder-panel .simulation-course-group-select input[type="checkbox"],
        body.dark-theme #simulation-builder-panel .simulation-course-item input[type="checkbox"] {
            accent-color: #16a34a !important;
        }

        body.dark-theme #simulation-builder-panel .simulation-course-year-select input[type="checkbox"]:checked,
        body.dark-theme #simulation-builder-panel .simulation-course-group-select input[type="checkbox"]:checked,
        body.dark-theme #simulation-builder-panel .simulation-course-item input[type="checkbox"]:checked,
        body.dark-theme #simulation-builder-panel .simulation-course-year-select input[type="checkbox"]:indeterminate,
        body.dark-theme #simulation-builder-panel .simulation-course-group-select input[type="checkbox"]:indeterminate,
        body.dark-theme #simulation-builder-panel .simulation-course-item input[type="checkbox"]:indeterminate {
            border-color: rgba(34, 197, 94, 0.9) !important;
            background-image:
                linear-gradient(180deg, #22c55e 0%, #16a34a 100%),
                linear-gradient(135deg, #14532d 0%, #16a34a 52%, #22c55e 100%) !important;
            box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.2), 0 10px 20px rgba(5, 46, 22, 0.24) !important;
        }