:root {
    --crimson: var(--wsu-crimson);
    --crimson-dark: var(--wsu-crimson-dark);
    --line: var(--color-border);
    --line-strong: var(--color-border-strong);
    --text-muted: var(--color-text-muted);
    --soft-red: #f1fff3;
    --soft-red-border: #e9a9b4;
    --shadow: var(--shadow-surface);
}

.rate-limit-toast {
    background: #4D4D4D;
    border-left: 4px solid #A60F2D;
    border-radius: 10px;
    bottom: 88px;
    color: #fff;
    font-size: 0.95rem;
    font-weight: 700;
    left: 50%;
    max-width: min(150vw, 600px);
    opacity: 0;
    padding: 14px 16px;
    pointer-events: none;
    position: fixed;
    text-align: center;
    transform: translate(-50%, 12px);
    transition: opacity 180ms ease, transform 180ms ease;
    z-index: 2000;
}

.rate-limit-toast.is-visible {
    opacity: 1;
    transform: translate(-50%, 0);
}

.schedule-app {
    background: var(--color-surface);
    height: calc(100dvh - 130px);
    overflow: hidden;
    padding: 0 20px;
}

.schedule-shell {
    display: grid;
    grid-template-columns: minmax(300px, 40%) minmax(0, 1fr);
    margin: 0 auto;
    max-width: 1880px;
    height: 100%;
}

.search-pane {
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    min-height: 0;
    padding: 22px 22px 18px;
}

.schedule-pane {
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    min-height: 0;
    min-width: 0;
    padding: 14px 28px;
}

.field-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: 1fr 1fr;
}

.field-grid.three {
    align-items: end;
    grid-template-columns: 1fr 0.85fr auto 1.85fr;
    margin-top: 14px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.field label {
    color: #111827;
    font-size: 0.86rem;
    font-weight: 800;
}

.form-control,
.form-select {
    border-color: #d7dce3;
    border-radius: 6px;
    color: #111827;
    min-height: 43px;
}

.field-or {
    color: #111827;
    padding-bottom: 11px;
}

.catalog-freshness {
    color: var(--text-muted);
    font-size: 0.82rem;
    line-height: 1.35;
    margin: 10px 0 0;
}

.catalog-freshness time {
    font-variant-numeric: tabular-nums;
}

.search-actions {
    align-items: center;
    display: grid;
    gap: 18px;
    grid-template-columns: minmax(180px, 45%) 1fr;
    margin: 14px 0 18px;
}

.course-search-controls {
    align-items: end;
    display: grid;
    gap: 12px;
    grid-template-columns: minmax(0, 1fr) auto;
    margin-top: 14px;
    position: relative;
}

.course-query-field {
    min-width: 0;
}

.filter-toggle,
.filter-done-btn,
.clear-filters-btn,
.primary-btn,
.danger-btn,
.actions-btn,
.manage-btn {
    align-items: center;
    background: var(--crimson);
    border: 0;
    border-radius: 6px;
    color: #fff;
    display: inline-flex;
    font-weight: 800;
    justify-content: center;
}

.filter-toggle {
    min-height: 43px;
    padding: 0 14px;
}

.filter-done-btn,
.clear-filters-btn {
    min-height: 36px;
    padding: 0 14px;
}

.manage-btn {
    min-height: 34px;
    padding: 0 14px;
}

.filter-toggle:disabled {
    background: #e5e7eb;
    color: var(--text-muted);
    cursor: not-allowed;
}

.filter-toggle:not(:disabled):hover,
.filter-toggle:not(:disabled):focus-visible,
.filter-done-btn:hover,
.filter-done-btn:focus-visible,
.clear-filters-btn:hover,
.clear-filters-btn:focus-visible,
.manage-btn:hover,
.manage-btn:focus-visible {
    background: #a9152c;
    outline: 0;
}

.filter-toggle:not(:disabled):focus-visible,
.filter-done-btn:focus-visible {
    box-shadow: 0 0 0 3px rgba(169, 21, 44, 0.22);
}

.filter-popover {
    background: var(--color-surface);
    border: 1px solid var(--line-strong);
    border-radius: 8px;
    margin-top: 10px;
    padding: 16px;
    position: relative;
    z-index: 60;
}

.filter-popover[hidden],
.mobile-filter-sheet[hidden] {
    display: none;
}

.filter-surface-header {
    align-items: center;
    display: flex;
    justify-content: space-between;
    margin-bottom: 14px;
}

.filter-surface-header h2 {
    font-size: 1rem;
    font-weight: 800;
    margin: 0;
}

.filter-done-btn {
    min-height: 36px;
}

.filter-groups {
    display: grid;
    gap: 16px;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
}

.filter-group {
    border: 0;
    margin: 0;
    min-width: 0;
    padding: 0;
}

.filter-group > label,
.filter-group legend {
    color: #111827;
    display: block;
    font-size: 0.82rem;
    font-weight: 800;
    margin-bottom: 7px;
}

.filter-group select {
    border: 1px solid var(--line-strong);
    border-radius: 6px;
    color: #111827;
    min-height: 43px;
    padding: 6px;
    width: 100%;
}

.filter-checkbox-list {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.filter-check {
    align-items: center;
    color: #111827;
    display: flex;
    font-size: 0.9rem;
    gap: 7px;
}

.filter-group .filter-check {
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    cursor: pointer;
    min-height: 34px;
    padding: 0 10px;
    position: relative;
}

.filter-group .filter-check:has(input:checked) {
    background: #fff5f6;
    border-color: var(--crimson);
    color: var(--crimson);
    font-weight: 400;
}

.filter-group .filter-check input {
    appearance: none;
    height: 1px;
    margin: 0;
    opacity: 0;
    position: absolute;
    width: 1px;
}

.filter-group .filter-check:has(input:focus-visible) {
    box-shadow: 0 0 0 3px rgba(152, 30, 50, 0.18);
    outline: 0;
}

.filter-check input {
    accent-color: var(--crimson);
    height: 16px;
    margin: 0;
    width: 16px;
}

.clear-filters-btn {
    margin-top: 16px;
}

.mobile-filter-sheet {
    display: none;
}

.primary-btn,
.danger-btn,
.actions-btn {
    gap: 10px;
    min-height: 36px;
    padding: 0 18px;
    text-decoration: none;
}

.mobile-action-label,
.mobile-bottom-nav,
.mobile-misc-trigger {
    display: none;
}

.mobile-conflict-sheet {
    display: none;
}

.reset-btn {
    background: transparent;
    border: 0;
    color: #2f3642;
    justify-self: end;
    padding: 8px 4px;
}

.filter-bar {
    border-top: 1px solid var(--line);
    padding: 14px 0 16px;
}

.filter-header,
.filter-options {
    align-items: center;
    display: flex;
    justify-content: space-between;
}

.filter-header {
    margin-bottom: 12px;
}

.filter-title {
    font-weight: 800;
}

.check-options {
    display: flex;
    gap: 32px;
}

.form-check-label {
    color: #111827;
    font-size: 0.94rem;
}

.more-filters {
    background: transparent;
    border: 0;
    color: #111827;
    font-weight: 600;
}

.search-results {
    align-content: start;
    align-items: start;
    display: grid;
    gap: 10px;
    flex: 1;
    min-height: 0;
    margin-top: 18px;
    overflow-y: auto;
    padding: 0 2px 8px 0;
}

.pane-topbar {
    align-items: center;
    display: flex;
    gap: 16px;
    justify-content: space-between;
    flex: 0 0 auto;
    margin-bottom: 12px;
}

.schedule-title {
    align-items: baseline;
    display: flex;
    gap: 12px;
    flex: 1 1 auto;
    min-width: 0;
}

.schedule-name-input {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    color: #111827;
    font-size: 1.42rem;
    font-weight: 800;
    line-height: 1.25;
    max-width: min(460px, 44vw);
    min-width: 11ch;
    padding: 3px 1px;
    text-overflow: ellipsis;
    width: auto;
}

.schedule-name-input:hover {
    border-color: var(--line-strong);
}

.schedule-name-input:focus {
    background: transparent;
    border-color: var(--crimson);
    outline: 0;
}

.credits-label {
    color: #111827;
    font-size: 1.05rem;
    white-space: nowrap;
}

.toolbar {
    align-items: center;
    display: flex;
    gap: 14px;
}

.saved-state {
    align-items: center;
    color: #111827;
    display: inline-flex;
    font-weight: 700;
    gap: 8px;
}

.danger-btn,
.actions-btn {
    min-height: 44px;
}

.actions-menu {
    border: 1px solid var(--line-strong);
    border-radius: 6px;
    box-shadow: var(--shadow);
    min-width: 168px;
    padding: 6px;
}

.action-menu-item {
    border-radius: 4px;
    color: #111827;
    font-weight: 700;
    min-height: 38px;
}

.action-menu-item:active {
    background: var(--crimson);
    color: #fff;
}

.calendar-wrap {
    border: 1px solid var(--line-strong);
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
    overflow-x: auto;
    overflow-y: auto;
}

.schedule-pane.is-exporting {
    background: var(--color-surface);
    height: auto;
    overflow: visible;
}

.schedule-pane.is-exporting .toolbar,
.schedule-pane.is-exporting .manage-btn,
.schedule-export-active .course-block-tooltip {
    display: none !important;
}

.schedule-pane.is-exporting .schedule-name-input {
    border-color: transparent;
    box-shadow: none;
    pointer-events: none;
}

.schedule-pane.is-exporting .calendar-wrap {
    flex: 0 0 auto;
    overflow: visible;
}

.schedule-pane.is-exporting .calendar-header {
    position: static;
}

.calendar-header {
    background: var(--color-surface);
    display: grid;
    grid-template-columns: 82px repeat(7, minmax(96px, 1fr));
    position: sticky;
    top: 0;
    z-index: 20;
}

.calendar-header-time,
.calendar-header-day {
    align-items: center;
    border-bottom: 1px solid var(--line);
    border-right: 1px solid var(--line);
    display: flex;
    justify-content: center;
    min-height: 42px;
}

.calendar-header-day {
    flex-direction: column;
    font-weight: 800;
    line-height: 1.2;
}

.calendar-grid {
    display: grid;
    grid-template-columns: 82px repeat(7, minmax(96px, 1fr));
    flex: 0 0 auto;
    min-height: 0;
    position: relative;
    z-index: 0;
}

.calendar-time-slot {
    border-bottom: 1px solid var(--line);
    border-right: 1px solid var(--line);
    color: #111827;
    font-size: 0.84rem;
    min-height: 58px;
    padding: 7px 9px 0 0;
    text-align: right;
}

.calendar-cell {
    border-bottom: 1px solid var(--line);
    border-right: 1px solid var(--line);
    min-height: 58px;
    overflow: visible;
    position: relative;
}

.course-block {
    background: var(--color-success-surface);
    border: 1px solid var(--color-success-border);
    border-radius: 6px;
    box-sizing: border-box;
    color: var(--color-success-text);
    cursor: pointer;
    font-size: 0.62rem;
    font-weight: 700;
    left: 0px;
    line-height: 1.2;
    overflow: hidden;
    padding: 4px 5px;
    position: absolute;
    right: 0px;
    text-align: center;
    z-index: var(--course-block-z-index, 10);
}

.course-block.conflict {
    background: var(--color-danger-surface);
    border-color: var(--color-danger-border);
    color: var(--color-danger-text);
    z-index: var(--course-block-conflict-z-index, 35);
}

.course-block.ghost {
    background: rgba(152, 30, 50, 0.16);
    border: 1px dashed var(--crimson);
    color: var(--color-text);
    pointer-events: none;
    z-index: var(--course-block-ghost-z-index, 2500);
}

.course-block:hover {
    overflow: visible;
    z-index: 2000;
}

.course-block-line {
    display: block;
}

.course-block.with-instructor .course-block-line,
body:has(#showInstructorToggle:checked) .course-block-line {
    font-size: 0.6rem;
    line-height: 1.05;
}

.course-block-tooltip {
    background: var(--color-surface);
    border: 1px solid #cfd5df;
    border-radius: 6px;
    box-shadow: var(--shadow);
    color: #111827;
    display: none;
    font-size: 0.8rem;
    left: 50%;
    line-height: 1.45;
    min-width: 245px;
    padding: 10px 12px;
    position: absolute;
    text-align: left;
    top: calc(100% + 7px);
    transform: translateX(-50%);
    z-index: 30;
}

.course-block:hover .course-block-tooltip {
    display: block;
}

.course-block-tooltip.conflict-tooltip::before {
    content: "";
    height: 12px;
    left: 0;
    position: absolute;
    right: 0;
    top: -12px;
}

.conflict-remove-btn {
    background: var(--color-surface);
    border: 1px solid var(--line-strong);
    border-radius: 5px;
    color: #111827;
    cursor: pointer;
    display: block;
    font: inherit;
    font-weight: 800;
    margin-top: 7px;
    padding: 7px 9px;
    text-align: left;
    width: 100%;
}

.conflict-remove-btn:hover,
.conflict-remove-btn:focus-visible {
    background: #fff5f6;
    border-color: var(--crimson);
    outline: none;
}

.conflict-remove-meta {
    color: var(--text-muted);
    display: block;
    font-size: 0.74rem;
    font-weight: 600;
    margin-top: 2px;
}

.overlap-segment {
    display: none;
}

.misc-panel {
    border: 1px solid var(--line-strong);
    border-radius: 6px;
    flex: 0 0 auto;
    margin-top: 10px;
    padding: 10px 14px 8px;
}

.misc-header {
    align-items: start;
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.misc-title {
    font-size: 1.05rem;
    font-weight: 800;
}

.misc-subtitle,
.misc-note {
    color: var(--text-muted);
    font-size: 0.86rem;
}

.misc-note {
    align-items: center;
    display: inline-flex;
    gap: 8px;
}

.not-calendar-dot {
    border: 1px dashed #d20f2a;
    border-radius: 4px;
    height: 18px;
    width: 18px;
}

.misc-list {
    display: grid;
    gap: 0;
}

@media (min-width: 761px) {
    .misc-list {
        max-height: 128px;
        overflow-y: auto;
        overscroll-behavior: contain;
    }
}

.misc-item {
    align-items: center;
    border: 1px solid var(--line);
    display: grid;
    gap: 12px;
    grid-template-columns: 1fr auto;
    padding: 10px 12px;
}

.misc-item + .misc-item {
    border-top: 0;
}

.misc-course-title {
    font-weight: 800;
}

.misc-meta {
    color: #111827;
    display: flex;
    flex-wrap: wrap;
    font-size: 0.86rem;
    gap: 18px;
    margin-top: 4px;
}

.manage-btn:focus-visible {
    box-shadow: 0 0 0 3px rgba(169, 21, 44, 0.22);
}

@media (max-width: 760px) {
    body:has(.schedule-app) {
        padding-bottom: 0;
    }

    body.mobile-conflict-sheet-open {
        overflow: hidden;
    }

    body.mobile-misc-sheet-open,
    body.mobile-course-sheet-open {
        overflow: hidden;
    }

    .schedule-app {
        display: flex;
        flex-direction: column;
        height: calc(100dvh - var(--mobile-app-chrome-height, 172px));
        overflow: hidden;
        padding: 0;
    }

    .schedule-shell {
        display: block;
        flex: 1 1 auto;
        height: 100%;
        max-width: none;
        min-height: 0;
        order: 2;
        overflow: hidden;
    }

    .mobile-pane {
        border-left: 0;
        border-right: 0;
        display: none;
        height: 100%;
        overflow: hidden;
        padding: 14px 18px 12px;
    }

    .mobile-pane.is-active {
        display: flex;
    }

    .search-pane {
        padding-top: 12px;
    }

    .catalog-freshness {
        font-size: 0.8rem;
        margin-top: 8px;
    }

    .schedule-pane {
        min-height: 0;
    }

    .field-grid {
        gap: 14px;
        grid-template-columns: 1fr 1fr;
    }

    .field-grid.three {
        align-items: end;
        gap: 12px;
        grid-template-columns: 0.92fr 0.92fr 1.45fr;
        margin-top: 16px;
    }

    .field-grid.three .field-or {
        display: none;
    }

    .field label {
        font-size: 0.82rem;
    }

    .form-control,
    .form-select {
        font-size: 16px;
        min-height: 46px;
    }

    .search-actions {
        display: grid;
        gap: 12px;
        grid-template-columns: 1fr;
        margin: 16px 0 18px;
    }

    .course-search-controls {
        align-items: end;
        gap: 10px;
        grid-template-columns: minmax(0, 1fr) auto;
        margin-top: 16px;
    }

    .filter-toggle {
        font-size: 0.9rem;
        min-height: 46px;
        padding: 0 11px;
    }

    .filter-popover {
        display: none !important;
    }

    .mobile-filter-sheet {
        bottom: 0;
        display: block;
        left: 0;
        pointer-events: none;
        position: fixed;
        right: 0;
        top: 0;
        z-index: 3100;
    }

    .mobile-filter-sheet.is-open {
        pointer-events: auto;
    }

    .mobile-filter-backdrop {
        background: rgba(17, 24, 39, 0.42);
        border: 0;
        bottom: 0;
        left: 0;
        opacity: 0;
        position: absolute;
        right: 0;
        top: 0;
        transition: opacity 160ms ease;
    }

    .mobile-filter-sheet.is-open .mobile-filter-backdrop {
        opacity: 1;
    }

    .mobile-filter-panel,
    .mobile-conflict-panel,
    .mobile-misc-panel,
    .mobile-course-panel {
        background: var(--color-surface);
        border-radius: 16px 16px 0 0;
        bottom: 0;
        box-shadow: 0 -18px 40px rgba(15, 23, 42, 0.18);
        left: 0;
        overflow-y: auto;
        padding: 10px 18px 22px;
        position: absolute;
        right: 0;
        transform: translateY(100%);
        transition: transform 180ms ease;
    }

    .mobile-filter-panel {
        max-height: min(82dvh, 650px);
    }

    .mobile-filter-sheet.is-open .mobile-filter-panel {
        transform: translateY(0);
    }

    .mobile-filter-grabber,
    .mobile-conflict-grabber {
        background: #d1d5db;
        border-radius: 999px;
        height: 4px;
        margin: 0 auto 14px;
        width: 42px;
    }

    .filter-groups {
        grid-template-columns: 1fr;
    }

    .filter-group select {
        font-size: 16px;
    }

    body.mobile-filter-sheet-open {
        overflow: hidden;
    }

    .primary-btn {
        min-height: 52px;
        width: 100%;
    }

    .reset-btn {
        color: #596273;
        justify-self: center;
        min-height: 40px;
    }

    .search-results {
        border-top: 1px solid var(--line);
        margin: 12px -18px 0;
        overscroll-behavior: contain;
        padding: 12px 18px 8px;
    }

    .pane-topbar {
        align-items: center;
        display: flex;
        gap: 10px;
        justify-content: space-between;
        margin-bottom: 10px;
    }

    .schedule-title {
        flex: 1 1 auto;
        gap: 8px;
        min-width: 0;
    }

    .schedule-name-input {
        flex: 1 1 0;
        font-size: 16px;
        max-width: 100%;
        min-width: 11ch;
        padding-left: 2px;
        padding-right: 2px;
        width: 0 !important;
    }

    .credits-label {
        font-size: 0.86rem;
    }

    .toolbar {
        display: flex;
        gap: 6px;
        flex: 0 0 auto;
        justify-content: flex-end;
    }

    .danger-btn,
    .actions-btn {
        background: var(--crimson);
        border: 0;
        color: #fff;
        font-size: 0.82rem;
        min-height: 42px;
        padding: 0 8px;
    }

    .desktop-action-label {
        display: none;
    }

    .mobile-action-label {
        display: inline;
    }

    .calendar-wrap {
        flex: 1 1 auto;
        min-height: 0;
        overflow-x: auto;
        overflow-y: auto;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
    }

    .calendar-header,
    .calendar-grid {
        min-width: 376px;
    }

    .calendar-header-time,
    .calendar-header-day {
        font-size: 0.84rem;
        min-height: 48px;
    }

    .calendar-time-slot {
        font-size: 0.78rem;
        min-height: 58px;
        padding: 10px 6px 0 0;
    }

    .calendar-cell {
        min-height: 58px;
    }

    .course-block {
        appearance: none;
        border-color: #98df91;
        border-radius: 6px;
        font-size: 0.47rem;
        font-family: inherit;
        line-height: 1.12;
        padding: 4px 3px;
    }

    .course-block:focus-visible {
        outline: 2px solid var(--crimson);
        outline-offset: 2px;
    }

    .course-block.with-instructor .course-block-line,
    body:has(#showInstructorToggle:checked) .course-block-line {
        font-size: 0.47rem;
        line-height: 1.08;
    }

    .course-block-tooltip {
        display: none !important;
    }

    .mobile-conflict-sheet,
    .mobile-misc-sheet,
    .mobile-course-sheet {
        bottom: 0;
        display: block;
        left: 0;
        opacity: 0;
        pointer-events: none;
        position: fixed;
        right: 0;
        top: 0;
        transition: opacity 160ms ease;
        z-index: 3000;
    }

    .mobile-conflict-sheet.is-open,
    .mobile-misc-sheet.is-open,
    .mobile-course-sheet.is-open {
        opacity: 1;
        pointer-events: auto;
    }

    .mobile-conflict-backdrop,
    .mobile-misc-backdrop,
    .mobile-course-backdrop {
        background: rgba(17, 24, 39, 0.42);
        border: 0;
        bottom: 0;
        left: 0;
        position: absolute;
        right: 0;
        top: 0;
    }

    .mobile-conflict-panel,
    .mobile-misc-panel,
    .mobile-course-panel {
        max-height: min(78dvh, 520px);
    }

    .mobile-conflict-sheet.is-open .mobile-conflict-panel,
    .mobile-misc-sheet.is-open .mobile-misc-panel,
    .mobile-course-sheet.is-open .mobile-course-panel {
        transform: translateY(0);
    }

    .mobile-conflict-header {
        align-items: flex-start;
        display: flex;
        gap: 12px;
        justify-content: space-between;
        margin-bottom: 12px;
    }

    .mobile-conflict-title {
        font-size: 1.1rem;
        font-weight: 900;
        line-height: 1.2;
        margin: 0;
    }

    .mobile-conflict-subtitle {
        color: var(--text-muted);
        font-size: 0.9rem;
        font-weight: 650;
        margin: 3px 0 0;
    }

    .mobile-conflict-close {
        background: var(--color-surface);
        border: 1px solid var(--line-strong);
        border-radius: 6px;
        color: #111827;
        flex: 0 0 auto;
        font-size: 0.84rem;
        font-weight: 800;
        min-height: 38px;
        padding: 0 12px;
    }

    .mobile-conflict-options {
        display: grid;
        gap: 10px;
    }

    .mobile-misc-panel,
    .mobile-course-panel {
        max-height: min(78dvh, 560px);
    }

    .mobile-misc-grabber,
    .mobile-course-grabber {
        background: #d1d5db;
        border-radius: 999px;
        height: 4px;
        margin: 0 auto 14px;
        width: 42px;
    }

    .mobile-course-header {
        align-items: center;
        display: flex;
        gap: 12px;
        justify-content: space-between;
        margin-bottom: 12px;
    }

    .mobile-course-header h2 {
        color: var(--color-text);
        font-size: 1.1rem;
        font-weight: 900;
        line-height: 1.2;
        margin: 0;
    }

    .mobile-course-close,
    .mobile-course-remove {
        border-radius: 6px;
        font-weight: 800;
        min-height: 42px;
        padding: 0 12px;
    }

    .mobile-course-close {
        background: var(--color-surface);
        border: 1px solid var(--line-strong);
        color: var(--color-text);
    }

    .mobile-course-details {
        color: var(--color-text-secondary);
        display: grid;
        gap: 7px;
        line-height: 1.4;
        margin-bottom: 18px;
    }

    .mobile-course-name {
        color: var(--color-text);
        font-size: 1.1rem;
        font-weight: 900;
    }

    .mobile-course-code {
        color: var(--crimson);
        font-weight: 800;
    }

    .mobile-course-remove {
        background: var(--crimson);
        border: 0;
        color: #fff;
        width: 100%;
    }

    .mobile-misc-trigger {
        align-items: center;
        background: var(--color-surface);
        border: 1px solid var(--line-strong);
        border-radius: 6px;
        color: var(--color-text);
        display: none;
        font: inherit;
        font-weight: 800;
        justify-content: space-between;
        min-height: 44px;
        padding: 8px 12px;
        text-align: left;
    }

    .misc-panel {
        margin-top: 10px;
    }

    .mobile-pane[data-mobile-pane="schedule"] .misc-panel {
        display: none;
    }

    .mobile-pane[data-mobile-pane="schedule"] .mobile-misc-trigger {
        display: inline-flex;
    }

    .mobile-misc-panel .misc-panel {
        background: transparent;
        border: 0;
        border-radius: 0;
        display: block;
        margin-top: 0;
        padding: 0;
    }

    .mobile-misc-panel .misc-list {
        max-height: min(34dvh, 240px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }

    .mobile-conflict-remove-btn {
        background: var(--color-surface);
        border: 1px solid var(--line-strong);
        border-radius: 7px;
        color: #111827;
        cursor: pointer;
        display: block;
        font: inherit;
        font-size: 0.96rem;
        font-weight: 850;
        min-height: 58px;
        padding: 11px 12px;
        text-align: left;
        width: 100%;
    }

    .mobile-conflict-remove-btn:active,
    .mobile-conflict-remove-btn:focus-visible {
        background: #fff5f6;
        border-color: var(--crimson);
        outline: none;
    }

    .misc-panel {
        flex: 0 0 auto;
        margin-top: 16px;
        padding: 14px 12px 12px;
    }

    .misc-header {
        display: block;
    }

    .misc-note {
        display: none;
    }

    .misc-title {
        font-size: 1rem;
    }

    .misc-item {
        align-items: stretch;
        border-radius: 4px;
        grid-template-columns: 1fr;
        margin-top: 8px;
    }

    .misc-meta {
        display: grid;
        gap: 4px;
    }

    .misc-list {
        max-height: 120px;
        overflow-y: auto;
    }

    .manage-btn {
        justify-self: end;
        min-height: 42px;
        min-width: 116px;
    }

    .mobile-nav {
        align-items: center;
        background: #fff;
        border-bottom: 1px solid var(--line);
        display: grid;
        flex: 0 0 auto;
        grid-template-columns: repeat(2, 1fr);
        min-height: 60px;
        order: 1;
        padding: 4px 14px;
        position: static;
        z-index: 80;
    }

    .mobile-nav-btn {
        align-items: center;
        background: transparent;
        border: 0;
        color: #1f2937;
        display: inline-flex;
        flex-direction: column;
        font-size: 0.76rem;
        font-weight: 700;
        gap: 4px;
        justify-content: center;
        min-height: 48px;
    }
    
    .mobile-nav-btn.is-active {
        color: var(--crimson);
    }
}

:root[data-theme="dark"] .schedule-app,
:root[data-theme="dark"] .filter-popover,
:root[data-theme="dark"] .calendar-header,
:root[data-theme="dark"] .course-block-tooltip,
:root[data-theme="dark"] .mobile-filter-panel,
:root[data-theme="dark"] .mobile-conflict-panel,
:root[data-theme="dark"] .mobile-misc-panel,
:root[data-theme="dark"] .mobile-course-panel,
:root[data-theme="dark"] .mobile-nav {
    background: var(--color-surface);
    color: var(--color-text);
}

:root[data-theme="dark"] .form-control,
:root[data-theme="dark"] .form-select,
:root[data-theme="dark"] .filter-group select,
:root[data-theme="dark"] .mobile-conflict-close,
:root[data-theme="dark"] .mobile-conflict-remove-btn,
:root[data-theme="dark"] .mobile-course-close,
:root[data-theme="dark"] .conflict-remove-btn {
    background-color: var(--color-surface);
    color: var(--color-text);
}

:root[data-theme="dark"] .schedule-name-input {
    background-color: transparent;
    color: var(--color-text);
}

:root[data-theme="dark"] .field label,
:root[data-theme="dark"] .field-or,
:root[data-theme="dark"] .filter-group > label,
:root[data-theme="dark"] .filter-group legend,
:root[data-theme="dark"] .filter-check,
:root[data-theme="dark"] .filter-title,
:root[data-theme="dark"] .more-filters,
:root[data-theme="dark"] .form-check-label,
:root[data-theme="dark"] .credits-label,
:root[data-theme="dark"] .saved-state,
:root[data-theme="dark"] .calendar-time-slot,
:root[data-theme="dark"] .misc-course-title,
:root[data-theme="dark"] .misc-meta,
:root[data-theme="dark"] .mobile-nav-btn,
:root[data-theme="dark"] .mobile-conflict-title,
:root[data-theme="dark"] .mobile-conflict-close,
:root[data-theme="dark"] .mobile-conflict-remove-btn,
:root[data-theme="dark"] .conflict-remove-btn {
    color: var(--color-text);
}

:root[data-theme="dark"] .mobile-nav-btn.is-active {
    color: var(--color-link);
}

:root[data-theme="dark"] .form-control::placeholder {
    color: var(--color-text-muted);
    opacity: 1;
}

:root[data-theme="dark"] .filter-toggle:disabled {
    background: var(--color-control-disabled);
    color: #c2cad4;
}

:root[data-theme="dark"] .course-block {
    background: var(--color-success-surface);
    border-color: var(--color-success-border);
    color: var(--color-success-text);
}

:root[data-theme="dark"] .course-block.conflict {
    background: var(--color-danger-surface);
    border-color: var(--color-danger-border);
    color: var(--color-danger-text);
}

:root[data-theme="dark"] .course-block.ghost {
    background: rgba(166, 15, 45, 0.34);
    border-color: #e06a7d;
    color: #ffe7eb;
}

:root[data-theme="dark"] .actions-menu .action-menu-item,
:root[data-theme="dark"] .actions-menu .dropdown-item {
    color: var(--color-text);
}

:root[data-theme="dark"] .actions-menu .action-menu-item:hover,
:root[data-theme="dark"] .actions-menu .action-menu-item:focus,
:root[data-theme="dark"] .actions-menu .dropdown-item:hover,
:root[data-theme="dark"] .actions-menu .dropdown-item:focus {
    background: var(--color-accent-subtle);
    color: var(--color-text);
}

:root[data-theme="dark"] .mobile-filter-backdrop,
:root[data-theme="dark"] .mobile-conflict-backdrop {
    background: var(--color-overlay);
}

.mobile-filter-panel,
.mobile-conflict-panel,
.mobile-misc-panel,
.mobile-course-panel {
    transition: transform 180ms ease,
                background-color 160ms ease,
                color 160ms ease,
                border-color 160ms ease,
                box-shadow 160ms ease;
}

.mobile-filter-backdrop,
.mobile-conflict-backdrop,
.mobile-misc-backdrop,
.mobile-course-backdrop {
    transition: opacity 160ms ease, background-color 160ms ease;
}

@media (prefers-reduced-motion: reduce) {
    .mobile-filter-panel,
    .mobile-conflict-panel,
    .mobile-misc-panel,
    .mobile-course-panel,
    .mobile-filter-backdrop,
    .mobile-conflict-backdrop,
    .mobile-misc-backdrop,
    .mobile-course-backdrop {
        transition-duration: 0ms !important;
    }
}