/**
 * Form Builder Admin Styles
 * Styles for the dynamic form builder interface
 */

:root {
    --ta-ui-accent: #0f766e;
    --ta-ui-accent-dark: #115e59;
    --ta-ui-accent-soft: #e7f5f2;
    --ta-ui-bg: #f4f8f7;
    --ta-ui-surface: #ffffff;
    --ta-ui-surface-soft: #f8fbfb;
    --ta-ui-border: #d7e5e2;
    --ta-ui-text: #163232;
    --ta-ui-muted: #597474;
    --ta-ui-danger: #dc2626;
    --ta-ui-danger-soft: #fff1f2;
    --ta-ui-success: #16a34a;
    --ta-student-accent: #0f766e;
    --ta-student-accent-dark: #115e59;
    --ta-student-bg: #f4f8f7;
    --ta-student-border: #d7e5e2;
    --ta-student-text: #163232;
    --ta-student-muted: #597474;
}

/* ====== Form Builder Container ====== */
.ta-fb-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 20px;
}

@media (max-width: 1024px) {
    .ta-fb-container {
        grid-template-columns: 1fr;
    }
}

.ta-fb-panel {
    background: var(--ta-ui-surface);
    border: 1px solid var(--ta-ui-border);
    border-radius: 22px;
    padding: 22px;
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.06);
}

.ta-fb-panel h2 {
    margin: 0 0 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--ta-ui-border);
    font-size: 18px;
    color: var(--ta-ui-text);
}

.ta-fb-layout-panel {
    margin-top: 24px;
}

.ta-fb-layout-panel__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.ta-fb-layout-panel__head p {
    max-width: 720px;
    margin: -6px 0 0;
    color: var(--ta-ui-muted);
    font-size: 14px;
    line-height: 1.7;
}

.ta-fb-layout-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ta-fb-layout-preview {
    padding: 14px 16px;
    border: 1px dashed rgba(15, 118, 110, 0.22);
    border-radius: 14px;
    background: rgba(231, 245, 242, 0.55);
}

.ta-fb-layout-preview__label {
    display: inline-block;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ta-ui-accent-dark);
}

.ta-fb-layout-preview p {
    margin: 0;
    color: var(--ta-ui-muted);
    font-size: 13px;
    line-height: 1.6;
}

.ta-settings-panel {
    margin-top: 24px;
}

.ta-settings-tabs {
    display: inline-flex;
    gap: 8px;
    margin-bottom: 18px;
    padding: 6px;
    border: 1px solid var(--ta-ui-border);
    border-radius: 16px;
    background: var(--ta-ui-surface-soft);
}

.ta-settings-tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 110px;
    min-height: 42px;
    padding: 0 18px;
    border-radius: 12px;
    color: var(--ta-ui-muted);
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.2s ease;
}

.ta-settings-tab:hover,
.ta-settings-tab:focus {
    color: var(--ta-ui-accent-dark);
    outline: none;
    box-shadow: none;
}

.ta-settings-tab.is-active {
    background: linear-gradient(135deg, var(--ta-ui-accent) 0%, var(--ta-ui-accent-dark) 100%);
    color: #fff;
    box-shadow: 0 10px 22px rgba(15, 118, 110, 0.18);
}

.ta-settings-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ta-settings-form input[type="color"] {
    width: 100%;
    min-height: 52px;
    padding: 6px;
    border: 1px solid var(--ta-ui-border);
    border-radius: 12px;
    background: #fff;
    cursor: pointer;
}

/* ====== Form Rows & Columns ====== */
.ta-fb-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.ta-fb-col {
    display: flex;
    flex-direction: column;
}

.ta-fb-col-full {
    grid-column: 1 / -1;
}

.ta-fb-row label {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--ta-ui-muted);
    font-size: 13px;
}

.ta-fb-row input[type="text"],
.ta-fb-row input[type="number"],
.ta-fb-row input[type="email"],
.ta-fb-row input[type="date"],
.ta-fb-row input[type="time"],
.ta-fb-row select,
.ta-fb-row textarea {
    padding: 10px 14px;
    border: 1px solid var(--ta-ui-border);
    border-radius: 12px;
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
    color: var(--ta-ui-text);
    background: #fff;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.03);
}

.ta-fb-row input:focus,
.ta-fb-row select:focus,
.ta-fb-row textarea:focus {
    border-color: var(--ta-ui-accent);
    outline: none;
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.ta-fb-row small {
    color: var(--ta-ui-muted);
    font-size: 11px;
    margin-top: 4px;
}

/* ====== Toggle Switch ====== */
.ta-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.ta-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.ta-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #c3c4c7;
    transition: 0.3s;
    border-radius: 24px;
}

.ta-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.ta-switch input:checked + .ta-slider {
    background-color: var(--ta-ui-accent);
}

.ta-switch input:checked + .ta-slider:before {
    transform: translateX(26px);
}

/* ====== Fields List ====== */
.ta-fb-fields-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ta-fb-field-item {
    background: var(--ta-ui-surface-soft);
    border: 1px solid var(--ta-ui-border);
    border-radius: 16px;
    padding: 14px;
    transition: all 0.2s;
    min-width: 0;
}

.ta-fb-field-item:hover {
    border-color: rgba(15, 118, 110, 0.24);
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.06);
}

.ta-fb-field-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 10px;
    min-width: 0;
}

.ta-fb-field-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    flex: 1 1 260px;
    min-width: 0;
}

.ta-fb-field-label {
    font-weight: 600;
    color: var(--ta-ui-text);
    font-size: 14px;
}

.ta-fb-field-name {
    color: var(--ta-ui-muted);
    font-size: 12px;
    font-family: monospace;
    background: #fff;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid var(--ta-ui-border);
}

.ta-fb-field-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
    flex-wrap: wrap;
}

.ta-fb-field-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 12px;
    color: var(--ta-ui-muted);
    min-width: 0;
}

.ta-fb-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 0;
}

.ta-fb-meta-item strong {
    color: var(--ta-ui-text);
}

.ta-fb-options-preview {
    width: 100%;
    padding: 10px 12px;
    border: 1px dashed rgba(15, 118, 110, 0.2);
    border-radius: 12px;
    background: #fff;
    align-items: flex-start;
    gap: 8px;
    white-space: normal;
    overflow: hidden;
    text-overflow: clip;
    flex: 1 1 100%;
}

.ta-fb-options-label {
    flex-shrink: 0;
    font-weight: 700;
    color: var(--ta-ui-accent-dark);
}

.ta-fb-options-text {
    min-width: 0;
    flex: 1 1 auto;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    line-height: 1.6;
}

/* ====== Badges ====== */
.ta-badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.ta-badge-required {
    background: var(--ta-ui-danger);
    color: #fff;
}

.ta-badge-date {
    background: var(--ta-ui-accent-soft);
    color: var(--ta-ui-accent-dark);
    border: 1px solid #cfe7e2;
}

/* ====== Buttons ====== */
.ta-btn-small {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 40px;
    min-height: 40px;
    padding: 0 16px;
    font-size: 12px;
    line-height: 1;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 700;
    box-sizing: border-box;
    white-space: nowrap;
    text-decoration: none;
}

.ta-btn-edit {
    background: linear-gradient(135deg, var(--ta-ui-accent) 0%, #0b8a7d 100%);
    color: #fff;
}

.ta-btn-edit:hover {
    background: linear-gradient(135deg, var(--ta-ui-accent-dark) 0%, var(--ta-ui-accent) 100%);
}

.ta-btn-delete {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: #fff;
}

.ta-btn-delete:hover {
    background: linear-gradient(135deg, #b91c1c 0%, #991b1b 100%);
}

.ta-btn-view {
    background: linear-gradient(135deg, var(--ta-ui-accent) 0%, #0b8a7d 100%);
    color: #fff;
}

.ta-btn-view:hover {
    background: linear-gradient(135deg, var(--ta-ui-accent-dark) 0%, var(--ta-ui-accent) 100%);
}

/* ====== Modal ====== */
.ta-modal {
    position: fixed;
    z-index: 999999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    padding: 24px;
    background:
        radial-gradient(circle at top, rgba(20, 184, 166, 0.16), rgba(20, 184, 166, 0) 38%),
        rgba(9, 20, 27, 0.62);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ta-modal-content {
    background: #fff;
    margin: auto;
    padding: 28px;
    border-radius: 22px;
    width: min(100%, 640px);
    max-width: 600px;
    position: relative;
    border: 1px solid var(--ta-ui-border);
    box-shadow: 0 32px 70px rgba(2, 12, 27, 0.28);
    animation: taModalSlideIn 0.3s ease;
    overflow: hidden;
}

.ta-modal-large {
    max-width: 800px;
}

@keyframes taModalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.ta-modal-close {
    color: var(--ta-ui-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    font-size: 24px;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    position: absolute;
    right: 18px;
    top: 18px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.22);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.08);
    transition: transform 0.18s ease, box-shadow 0.18s ease, color 0.18s ease, background 0.18s ease;
}

.ta-modal-close:hover {
    color: var(--ta-ui-text);
    background: #fff;
    transform: translateY(-1px);
    box-shadow: 0 16px 28px rgba(15, 23, 42, 0.12);
}

.ta-modal-content:not(.ta-student-modal-shell) {
    background:
        linear-gradient(180deg, rgba(240, 253, 250, 0.92), rgba(255, 255, 255, 0) 72px),
        #fff;
}

.ta-modal-content:not(.ta-student-modal-shell) h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 48px 20px 0;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(15, 118, 110, 0.12);
    color: var(--ta-ui-text);
    font-size: 22px;
}

.ta-modal-content:not(.ta-student-modal-shell) form {
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(203, 213, 225, 0.42);
    border-radius: 18px;
    padding: 18px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.ta-modal-content:not(.ta-student-modal-shell) .ta-fb-row:last-of-type {
    margin-bottom: 0;
}

.ta-modal-content:not(.ta-student-modal-shell) .ta-fb-row input[type="text"],
.ta-modal-content:not(.ta-student-modal-shell) .ta-fb-row input[type="number"],
.ta-modal-content:not(.ta-student-modal-shell) .ta-fb-row input[type="email"],
.ta-modal-content:not(.ta-student-modal-shell) .ta-fb-row select,
.ta-modal-content:not(.ta-student-modal-shell) .ta-fb-row textarea {
    background: rgba(255, 255, 255, 0.96);
}

.ta-modal-content:not(.ta-student-modal-shell) #ta-fb-edit-msg,
.ta-modal-content:not(.ta-student-modal-shell) #ta-edit-course-msg {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    margin-left: 12px;
}

.ta-field-delete-modal {
    width: min(100%, 560px);
    max-width: 560px;
    padding: 0;
    border-radius: 24px;
    overflow: hidden;
    background: #fff;
    border: 1px solid rgba(248, 113, 113, 0.18);
    box-shadow: 0 32px 70px rgba(2, 12, 27, 0.28);
}

.ta-field-delete-modal .ta-modal-close {
    color: rgba(255, 255, 255, 0.92);
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: none;
}

.ta-field-delete-modal .ta-modal-close:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.18);
    box-shadow: none;
}

.ta-field-delete-modal__hero {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 26px 28px 20px;
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0) 38%),
        linear-gradient(135deg, #b42318 0%, #dc2626 100%);
}

.ta-field-delete-modal__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    flex: 0 0 56px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
}

.ta-field-delete-modal__copy {
    min-width: 0;
}

.ta-field-delete-modal__copy .ta-modal-kicker {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.84);
}

.ta-field-delete-modal__copy h2 {
    margin: 0;
    color: #fff;
    font-size: 28px;
    line-height: 1.12;
}

.ta-field-delete-modal__copy p:last-child {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, 0.82);
}

.ta-field-delete-modal__body {
    padding: 24px 28px 18px;
    background:
        linear-gradient(180deg, rgba(255, 245, 245, 0.92), rgba(255, 255, 255, 0) 90px),
        #fff;
}

.ta-field-delete-modal__summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 16px;
    border-radius: 16px;
    background: #fff5f5;
    border: 1px solid #fecaca;
}

.ta-field-delete-modal__label {
    display: block;
    color: var(--ta-ui-text);
    font-size: 18px;
    font-weight: 700;
}

.ta-field-delete-modal__summary code {
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(220, 38, 38, 0.16);
    background: #fff;
    color: #991b1b;
    font-size: 12px;
}

.ta-field-delete-modal__note {
    margin: 16px 0 0;
    color: var(--ta-ui-muted);
    font-size: 13px;
    line-height: 1.65;
}

.ta-field-delete-modal__feedback {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 600;
}

.ta-field-delete-modal__feedback.is-success {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.18);
    color: #065f46;
}

.ta-field-delete-modal__feedback.is-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.16);
    color: #b42318;
}

.ta-field-delete-modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 0 28px 28px;
    background: #fff;
}

.ta-field-delete-modal__cancel,
.ta-field-delete-modal__confirm {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.ta-field-delete-modal__cancel {
    border: 1px solid rgba(15, 118, 110, 0.16);
    background: linear-gradient(180deg, #ffffff 0%, #f4f8f7 100%);
    color: var(--ta-ui-accent-dark);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.8);
}

.ta-field-delete-modal__cancel:hover:not(:disabled) {
    border-color: rgba(15, 118, 110, 0.28);
    background: #eef8f5;
    color: var(--ta-ui-text);
}

.ta-field-delete-modal__confirm {
    min-width: 176px;
    border: 1px solid transparent;
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: #fff;
    box-shadow: 0 16px 28px rgba(239, 68, 68, 0.2);
}

.ta-field-delete-modal__confirm:hover:not(:disabled) {
    background: linear-gradient(135deg, #b91c1c 0%, #991b1b 100%);
    transform: translateY(-1px);
    box-shadow: 0 20px 32px rgba(239, 68, 68, 0.24);
}

.ta-field-delete-modal__confirm:disabled,
.ta-field-delete-modal__cancel:disabled {
    opacity: 0.75;
    cursor: wait;
}

.ta-field-delete-modal__confirm.is-loading {
    pointer-events: none;
}

@media (max-width: 782px) {
    .ta-course-delete-modal__hero,
    .ta-course-delete-modal__body,
    .ta-course-delete-modal__actions {
        padding-left: 18px;
        padding-right: 18px;
    }

    .ta-course-delete-modal__summary {
        flex-direction: column;
        align-items: flex-start;
    }

    .ta-course-delete-modal__actions {
        flex-direction: column-reverse;
    }

    .ta-course-delete-modal__cancel,
    .ta-course-delete-modal__confirm {
        width: 100%;
    }

    .ta-field-delete-modal__hero,
    .ta-field-delete-modal__body,
    .ta-field-delete-modal__actions {
        padding-left: 18px;
        padding-right: 18px;
    }

    .ta-field-delete-modal__summary {
        flex-direction: column;
        align-items: flex-start;
    }

    .ta-field-delete-modal__actions {
        flex-direction: column-reverse;
    }

    .ta-field-delete-modal__cancel,
    .ta-field-delete-modal__confirm {
        width: 100%;
    }
}

.ta-course-delete-modal {
    width: min(100%, 560px);
    max-width: 560px;
    padding: 0;
    border-radius: 24px;
    overflow: hidden;
    background: #fff;
}

.ta-course-delete-modal .ta-modal-close {
    color: rgba(255, 255, 255, 0.92);
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: none;
}

.ta-course-delete-modal .ta-modal-close:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.18);
    box-shadow: none;
}

.ta-course-delete-modal__hero {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 26px 28px 20px;
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0) 38%),
        linear-gradient(135deg, #b42318 0%, #dc2626 100%);
}

.ta-course-delete-modal__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    flex: 0 0 56px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.ta-course-delete-modal__copy {
    min-width: 0;
}

.ta-course-delete-modal__copy .ta-modal-kicker {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.84);
}

.ta-course-delete-modal__copy h2 {
    margin: 0;
    padding: 0;
    border: 0;
    color: #fff;
    font-size: 28px;
    line-height: 1.12;
}

.ta-course-delete-modal__copy p:last-child {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, 0.82);
}

.ta-course-delete-modal__body {
    padding: 24px 28px 18px;
    background:
        linear-gradient(180deg, rgba(255, 245, 245, 0.92), rgba(255, 255, 255, 0) 90px),
        #fff;
}

.ta-course-delete-modal__summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 16px;
    border-radius: 16px;
    background: #fff5f5;
    border: 1px solid #fecaca;
}

.ta-course-delete-modal__label {
    display: block;
    color: var(--ta-ui-text);
    font-size: 18px;
    font-weight: 700;
}

.ta-course-delete-modal__summary code {
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(220, 38, 38, 0.16);
    background: #fff;
    color: #991b1b;
    font-size: 12px;
}

.ta-course-delete-modal__note {
    margin: 16px 0 0;
    color: var(--ta-ui-muted);
    font-size: 13px;
    line-height: 1.65;
}

.ta-course-delete-modal__feedback {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 600;
}

.ta-course-delete-modal__feedback.is-success {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.18);
    color: #065f46;
}

.ta-course-delete-modal__feedback.is-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.16);
    color: #b42318;
}

.ta-course-delete-modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 0 28px 28px;
    background: #fff;
}

.ta-course-delete-modal__cancel,
.ta-course-delete-modal__confirm {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.ta-course-delete-modal__cancel {
    border: 1px solid rgba(15, 118, 110, 0.16);
    background: linear-gradient(180deg, #ffffff 0%, #f4f8f7 100%);
    color: var(--ta-ui-accent-dark);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.8);
}

.ta-course-delete-modal__cancel:hover:not(:disabled) {
    border-color: rgba(15, 118, 110, 0.28);
    background: #eef8f5;
    color: var(--ta-ui-text);
}

.ta-course-delete-modal__confirm {
    min-width: 176px;
    border: 1px solid transparent;
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: #fff;
    box-shadow: 0 16px 28px rgba(239, 68, 68, 0.2);
}

.ta-course-delete-modal__confirm:hover:not(:disabled) {
    background: linear-gradient(135deg, #b91c1c 0%, #991b1b 100%);
    transform: translateY(-1px);
    box-shadow: 0 20px 32px rgba(239, 68, 68, 0.24);
}

.ta-course-delete-modal__confirm:disabled,
.ta-course-delete-modal__cancel:disabled {
    opacity: 0.75;
    cursor: wait;
}

.ta-course-delete-modal__confirm.is-loading {
    pointer-events: none;
}

/* ====== Course Management ====== */
.ta-cm-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

@media (max-width: 1024px) {
    .ta-cm-container {
        grid-template-columns: 1fr;
    }
}

.ta-cm-panel {
    background: var(--ta-ui-surface);
    border: 1px solid var(--ta-ui-border);
    border-radius: 22px;
    padding: 22px;
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.06);
}

.ta-cm-student-panel {
    margin-top: 22px;
}

.ta-cm-panel h2 {
    margin: 0 0 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--ta-ui-border);
    font-size: 18px;
    color: var(--ta-ui-text);
}

.ta-cm-section-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.ta-cm-section-head h2 {
    margin-bottom: 8px;
}

.ta-cm-section-desc {
    margin: 0;
    color: var(--ta-ui-muted);
    font-size: 13px;
    line-height: 1.65;
    max-width: 520px;
}

.ta-cm-section-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: var(--ta-ui-accent-soft);
    border: 1px solid rgba(15, 118, 110, 0.14);
    color: var(--ta-ui-accent-dark);
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.ta-course-detail-shell {
    display: flex;
    flex-direction: column;
    gap: 22px;
    margin-top: 22px;
}

.ta-course-detail-page-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    padding: 28px;
    border-radius: 24px;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0) 40%),
        linear-gradient(135deg, #0f766e, #164e63);
    box-shadow: 0 18px 40px rgba(15, 118, 110, 0.18);
    color: #fff;
}

.ta-course-detail-page-header__copy {
    min-width: 0;
}

.ta-course-detail-page-header__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 12px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0.88;
}

.ta-course-detail-page-header h1 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    color: #fff;
}

.ta-course-mgmt-wrap .ta-course-detail-page-header h1,
.ta-course-mgmt-wrap .ta-course-detail-page-header h1 svg {
    color: #fff;
}

.ta-course-detail-page-header .ta-page-desc {
    max-width: 760px;
    margin: 12px 0 0;
    color: rgba(255, 255, 255, 0.88);
}

.ta-course-detail-page-header__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 10px;
}

.ta-course-detail-add-student:disabled {
    opacity: 0.72;
    cursor: not-allowed;
    box-shadow: none;
}

.ta-course-detail-inline-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.ta-course-table-wrap {
    border: 1px solid var(--ta-ui-border);
    border-radius: 20px;
    overflow: hidden;
    background: #fff;
}

.ta-course-table {
    width: 100%;
    border-collapse: collapse;
}

.ta-course-table thead th {
    padding: 16px 18px;
    background: linear-gradient(180deg, #f8fbfb 0%, #f1f7f6 100%);
    border-bottom: 1px solid var(--ta-ui-border);
    color: var(--ta-ui-muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-align: left;
    text-transform: uppercase;
    white-space: nowrap;
}

.ta-course-table tbody td {
    padding: 18px;
    border-bottom: 1px solid rgba(15, 118, 110, 0.08);
    color: var(--ta-ui-text);
    font-size: 13px;
    vertical-align: middle;
}

.ta-course-table tbody tr:last-child td {
    border-bottom: none;
}

.ta-course-table tbody tr:hover {
    background: rgba(240, 253, 250, 0.62);
}

.ta-course-table tbody td strong {
    color: var(--ta-ui-text);
    font-size: 14px;
}

.ta-course-table__name strong {
    display: block;
    line-height: 1.5;
}

.ta-course-filter-tabs {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
    padding: 6px;
    border-radius: 18px;
    background: #edf7f5;
}

.ta-course-filter-tab {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--ta-ui-muted);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.ta-course-filter-tab span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    min-height: 28px;
    padding: 0 8px;
    border-radius: 999px;
    background: rgba(15, 118, 110, 0.08);
    color: inherit;
}

.ta-course-filter-tab:hover,
.ta-course-filter-tab:focus {
    color: var(--ta-ui-accent-dark);
    outline: none;
}

.ta-course-filter-tab.is-active {
    background: #ffffff;
    color: var(--ta-ui-accent-dark);
    box-shadow: 0 10px 24px rgba(15, 118, 110, 0.12);
}

.ta-course-filter-empty {
    margin-bottom: 18px;
}

.ta-course-table__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(15, 118, 110, 0.1);
    color: var(--ta-ui-accent-dark);
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.ta-course-status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.ta-course-status-badge.is-running {
    background: #eff8f6;
    color: var(--ta-student-accent-dark);
    padding: 8px 14px;
}

.ta-course-status-badge.is-completed {
    background: #eff8f6;
    color: var(--ta-student-accent-dark);
    padding: 8px 14px;
}

.ta-course-table__actions {
    text-align: right;
    white-space: nowrap;
}

.ta-course-table__actions .ta-btn-view,
.ta-course-table__actions .ta-btn-view:visited,
.ta-course-table__actions .ta-btn-view:hover,
.ta-course-table__actions .ta-btn-view:focus {
    color: #fff !important;
    text-decoration: none;
}

.ta-course-table__actions .ta-btn-view {
    margin-left: 0;
}

.ta-course-table__actions .ta-btn-view svg {
    color: currentColor;
    stroke: currentColor;
    flex-shrink: 0;
}

.ta-course-focus {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.ta-course-focus__toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.ta-course-focus__actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.ta-course-focus__back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.ta-course-focus__body {
    padding-top: 0;
}

.ta-course-assign-modal {
    max-width: 620px;
}

.ta-course-assign-search {
    margin: 0 0 14px;
}

.ta-course-assign-search input {
    width: 100%;
    min-height: 50px;
    padding: 0 16px;
    border: 1px solid rgba(15, 118, 110, 0.18);
    border-radius: 14px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fbfb 100%);
    color: var(--ta-ui-text);
    font-size: 14px;
    font-weight: 500;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.04);
}

.ta-course-assign-search input:focus {
    outline: none;
    border-color: rgba(13, 148, 136, 0.56);
    box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.12);
}

.ta-course-assign-modal__empty {
    margin-top: 12px;
    padding: 12px 14px;
    border: 1px dashed rgba(15, 118, 110, 0.22);
    border-radius: 14px;
    background: rgba(240, 253, 250, 0.72);
    color: var(--ta-ui-muted);
    font-size: 13px;
    font-weight: 600;
}

.ta-course-assign-modal__feedback {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 600;
}

.ta-course-assign-modal__feedback.is-success {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.18);
    color: #065f46;
}

.ta-course-assign-modal__feedback.is-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.16);
    color: #b42318;
}

.ta-course-assign-modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 18px;
}

.ta-cm-course-detail-page .ta-student-detail-hero {
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0) 42%),
        linear-gradient(135deg, #0f766e 0%, #164e63 100%);
    border-color: rgba(15, 118, 110, 0.2);
    box-shadow: 0 20px 36px rgba(15, 118, 110, 0.16);
}

.ta-cm-course-detail-page .ta-student-detail-copy h3,
.ta-cm-course-detail-page .ta-student-detail-copy p,
.ta-cm-course-detail-page .ta-detail-metric strong,
.ta-cm-course-detail-page .ta-detail-metric span {
    color: #fff;
}

.ta-cm-course-detail-page .ta-student-detail-metrics {
    gap: 14px;
}

.ta-cm-course-detail-page .ta-detail-metric {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.ta-cm-course-detail-page .ta-student-detail-tag {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.ta-course-detail-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ta-course-detail-list__item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 16px 18px;
    border-radius: 18px;
    background: var(--ta-ui-surface-soft);
    border: 1px solid rgba(15, 118, 110, 0.08);
}

.ta-course-detail-list__copy {
    min-width: 0;
}

.ta-course-detail-list__copy strong,
.ta-course-detail-list__meta strong {
    display: block;
    color: var(--ta-ui-text);
}

.ta-course-detail-list__copy span,
.ta-course-detail-list__meta span {
    display: block;
    margin-top: 4px;
    color: var(--ta-ui-muted);
    font-size: 12px;
}

.ta-course-detail-list__meta {
    text-align: right;
    white-space: nowrap;
}

/* ====== Student Data Page ====== */
.ta-student-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.ta-student-card {
    background: #fff;
    border: 1px solid #c3c4c7;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.2s;
}

.ta-student-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.ta-student-card-header {
    padding: 16px;
    background: #f6f7f7;
    border-bottom: 1px solid #dcdcde;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ta-student-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ta-student-info h3 {
    margin: 0;
    font-size: 16px;
    color: #1d2327;
}

.ta-student-info .ta-email {
    margin: 2px 0 0;
    font-size: 12px;
    color: #646970;
}

.ta-student-info .ta-date {
    margin: 4px 0 0;
    font-size: 11px;
    color: #8c8f94;
}

.ta-student-card-body {
    padding: 16px;
}

.ta-student-summary {
    margin-bottom: 12px;
}

.ta-summary-item {
    margin-bottom: 8px;
    font-size: 13px;
    color: #3c434a;
}

.ta-summary-item strong {
    color: #1d2327;
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    margin-bottom: 2px;
}

.ta-student-courses {
    padding-top: 12px;
    border-top: 1px solid #dcdcde;
    font-size: 13px;
}

.ta-student-courses strong {
    display: block;
    margin-bottom: 6px;
    color: #1d2327;
}

.ta-student-courses span {
    color: #3c434a;
}

/* ====== Student Detail Modal ====== */
.ta-student-detail-body {
    padding: 10px 0;
}

.ta-detail-section {
    margin-bottom: 24px;
}

.ta-detail-section h3 {
    margin: 0 0 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid #2271b1;
    font-size: 16px;
    color: #1d2327;
}

.ta-detail-table {
    width: 100%;
    border-collapse: collapse;
}

.ta-detail-table th,
.ta-detail-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid #dcdcde;
}

.ta-detail-table th {
    background: #f6f7f7;
    font-weight: 600;
    color: #1d2327;
    width: 40%;
}

.ta-detail-table td {
    color: #3c434a;
}

.ta-course-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ta-course-list li {
    padding: 10px 12px;
    background: #f6f7f7;
    margin-bottom: 8px;
    border-radius: 4px;
    border-left: 3px solid #2271b1;
}

.ta-course-list li strong {
    color: #1d2327;
}

.ta-course-list li small {
    color: #646970;
}

/* ====== Page Description ====== */
.ta-page-desc {
    color: var(--ta-ui-muted);
    font-size: 14px;
    margin: 10px 0 20px;
    max-width: 760px;
}

/* ====== Options Column Visibility ====== */
.ta-fb-options-col {
    display: none;
}

.ta-fb-options-col.active {
    display: flex;
}

/* ====== Filter Bar Enhancements ====== */
.ta-filter-bar label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--ta-ui-muted);
    font-size: 13px;
}

.ta-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 16px;
    min-height: 44px;
    background: linear-gradient(180deg, #ffffff 0%, #f4f8f7 100%);
    color: var(--ta-ui-accent-dark);
    border: 1px solid rgba(15, 118, 110, 0.16);
    border-radius: 12px;
    text-decoration: none;
    font-size: 13px;
    cursor: pointer;
    font-weight: 700;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.8);
    transition: all 0.2s;
}

.ta-btn-secondary:hover {
    background: #eef8f5;
    color: var(--ta-ui-text);
    border-color: rgba(15, 118, 110, 0.28);
    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.08);
}

.ta-form-builder-wrap h1,
.ta-course-mgmt-wrap h1 {
    color: var(--ta-ui-text);
}

.ta-form-builder-wrap .ta-page-desc,
.ta-course-mgmt-wrap .ta-page-desc {
    margin-bottom: 22px;
}

.ta-wrap .ta-notice {
    border-radius: 16px;
}

.ta-wrap ul {
    color: var(--ta-ui-text);
}

.ta-wrap pre {
    border-radius: 18px;
}

/* ====== Student Data Refresh ====== */
.ta-student-data-wrap {
    --ta-student-accent: #0f766e;
    --ta-student-accent-dark: #115e59;
    --ta-student-bg: #f4f8f7;
    --ta-student-border: #d7e5e2;
    --ta-student-text: #163232;
    --ta-student-muted: #597474;
}

.ta-student-data-wrap h1 {
    margin-bottom: 10px;
}

.ta-student-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 1fr);
    gap: 20px;
    margin: 22px 0 18px;
}

.ta-student-hero > .ta-student-hero__content:only-child {
    grid-column: 1 / -1;
}

.ta-student-hero__content,
.ta-student-hero__stats {
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0) 42%),
        linear-gradient(135deg, #0f766e, #164e63);
    border-radius: 20px;
    padding: 26px 28px;
    color: #fff;
    box-shadow: 0 18px 40px rgba(15, 118, 110, 0.18);
}

.ta-student-hero__eyebrow,
.ta-modal-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 12px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0.88;
}

.ta-student-hero__content h1,
.ta-student-modal-head h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    color: #fff;
}

.ta-student-hero__content .ta-page-desc {
    max-width: 620px;
    margin: 12px 0 0;
    color: rgba(255, 255, 255, 0.88);
}

.ta-student-hero__pills,
.ta-student-detail-pills,
.ta-card-meta,
.ta-course-pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.ta-student-hero__pills {
    margin-top: 18px;
}

.ta-student-pill,
.ta-card-chip,
.ta-course-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 34px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    color: inherit;
    font-size: 12px;
    font-weight: 600;
}

.ta-student-hero__stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    align-content: center;
}

.ta-student-stat-card {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 16px;
    padding: 16px 18px;
}

.ta-student-stat-label,
.ta-detail-metric span,
.ta-detail-info-card span,
.ta-summary-item strong,
.ta-detail-field-label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ta-student-stat-card strong {
    display: block;
    margin-top: 6px;
    font-size: 28px;
    line-height: 1;
}

.ta-student-data-wrap .ta-filter-bar {
    border: 1px solid var(--ta-student-border);
    border-radius: 18px;
    padding: 18px 20px;
    background: #fff;
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.06);
}

.ta-student-filter-form {
    display: grid;
    grid-template-columns: minmax(260px, 1.3fr) minmax(220px, 1fr) auto;
    gap: 14px;
    align-items: end;
}

.ta-student-filter-form--wide {
    grid-template-columns: repeat(3, minmax(180px, 1fr)) auto;
}

.ta-student-filter-form--compact {
    grid-template-columns: minmax(260px, 1fr) auto;
}

.ta-student-data-wrap .ta-filter-group label {
    margin-bottom: 8px;
    color: var(--ta-student-muted);
    font-size: 12px;
}

.ta-student-data-wrap .ta-filter-group input[type="text"],
.ta-student-data-wrap .ta-filter-group input[type="date"],
.ta-student-data-wrap .ta-filter-group select {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--ta-student-border);
    border-radius: 12px;
    padding: 10px 14px;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.03);
}

.ta-student-filter-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.ta-student-data-wrap .ta-btn-primary,
.ta-student-data-wrap .ta-btn-secondary,
.ta-student-data-wrap .ta-btn-view,
.ta-student-data-wrap .ta-btn-approve,
.ta-student-data-wrap .ta-btn-reject {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 44px;
    min-height: 44px;
    box-sizing: border-box;
    border-radius: 12px;
    padding: 0 18px;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.ta-student-data-wrap .ta-btn-primary {
    border: 1px solid transparent;
    background: linear-gradient(135deg, #0f766e 0%, #0b8a7d 100%);
    box-shadow: 0 14px 24px rgba(15, 118, 110, 0.18);
}

.ta-student-data-wrap .ta-btn-secondary {
    border: 1px solid rgba(15, 118, 110, 0.16);
    background: linear-gradient(180deg, #ffffff 0%, #f4f8f7 100%);
    color: var(--ta-student-accent-dark);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.8);
}

.ta-student-data-wrap .ta-btn-primary:hover,
.ta-student-data-wrap .ta-btn-secondary:hover {
    transform: translateY(-1px);
}

.ta-student-data-wrap .ta-btn-primary:hover {
    background: linear-gradient(135deg, #115e59 0%, #0f766e 100%);
    box-shadow: 0 18px 28px rgba(15, 118, 110, 0.22);
}

.ta-student-data-wrap .ta-btn-secondary:hover {
    border-color: rgba(15, 118, 110, 0.28);
    background: #eef8f5;
    color: var(--ta-student-text);
    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.08);
}

.ta-inline-feedback {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 18px 20px;
    border-radius: 16px;
    background: #fff;
    border: 1px solid var(--ta-student-border);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.ta-inline-feedback strong {
    display: block;
    margin-bottom: 4px;
    color: var(--ta-student-text);
}

.ta-inline-feedback p {
    margin: 0;
    color: var(--ta-student-muted);
}

.ta-debug-grid {
    display: grid;
    grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
    gap: 20px;
    margin-top: 20px;
}

.ta-debug-card {
    background: #fff;
    border: 1px solid var(--ta-student-border);
    border-radius: 20px;
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.06);
    overflow: hidden;
}

.ta-debug-card__head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 22px;
    border-bottom: 1px solid var(--ta-student-border);
    background: linear-gradient(180deg, #ffffff 0%, #f7fbfa 100%);
    color: var(--ta-student-text);
}

.ta-debug-card__head h2,
.ta-debug-student-list h3 {
    margin: 0;
    color: var(--ta-student-text);
}

.ta-debug-card__body {
    padding: 20px 22px 22px;
}

.ta-debug-card__body pre {
    margin: 0;
    max-height: 420px;
    overflow: auto;
}

.ta-debug-table-list {
    margin: 0;
    padding-left: 18px;
    color: var(--ta-student-text);
}

.ta-debug-table-list li + li {
    margin-top: 8px;
}

.ta-debug-student-list {
    margin-top: 20px;
}

.ta-inline-feedback svg {
    color: var(--ta-student-accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.ta-inline-feedback-error {
    color: #991b1b;
    border-color: #fecaca;
    background: #fff5f5;
}

.ta-student-data-wrap .ta-student-cards {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
    gap: 22px;
    margin-top: 22px;
    align-items: start;
}

.ta-student-data-wrap .ta-student-card {
    border: 1px solid var(--ta-student-border);
    border-radius: 20px;
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.06);
}

.ta-student-data-wrap .ta-student-card:hover {
    box-shadow: 0 22px 44px rgba(15, 23, 42, 0.1);
    transform: translateY(-4px);
}

.ta-student-data-wrap .ta-student-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 16px;
    padding: 20px;
    background:
        radial-gradient(circle at top right, rgba(13, 148, 136, 0.18), rgba(13, 148, 136, 0) 42%),
        linear-gradient(180deg, #ffffff 0%, #f7fbfa 100%);
    border-bottom: 1px solid var(--ta-student-border);
}

.ta-student-data-wrap .ta-student-info {
    flex: 1 1 260px;
    align-items: flex-start;
    gap: 14px;
    min-width: 0;
}

.ta-student-info-copy {
    min-width: 0;
}

.ta-student-data-wrap .ta-student-info h3 {
    margin-bottom: 4px;
    font-size: 18px;
    color: var(--ta-student-text);
}

.ta-student-data-wrap .ta-email,
.ta-student-detail-copy p {
    margin: 0;
    color: var(--ta-student-muted);
    word-break: break-word;
}

.ta-card-meta {
    margin-top: 12px;
}

.ta-card-chip {
    background: #eff8f6;
    color: var(--ta-student-accent-dark);
}

.ta-student-data-wrap .ta-btn-view {
    background: var(--ta-student-accent);
    white-space: nowrap;
    margin-left: auto;
}

.ta-student-data-wrap .ta-btn-view:hover {
    background: var(--ta-student-accent-dark);
}

.ta-student-data-wrap .ta-student-card-body {
    padding: 20px;
}

.ta-student-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
    gap: 12px;
}

.ta-summary-item {
    min-height: 0;
    margin: 0;
    padding: 14px;
    border-radius: 16px;
    background: #f8fbfb;
    border: 1px solid var(--ta-student-border);
    color: var(--ta-student-text);
}

.ta-summary-item strong {
    margin-bottom: 8px;
    color: var(--ta-student-muted);
}

.ta-summary-item span {
    display: block;
    font-size: 14px;
    line-height: 1.55;
}

.ta-summary-item-empty {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.ta-summary-item-empty strong {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ta-student-data-wrap .ta-student-courses {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--ta-student-border);
}

.ta-student-data-wrap .ta-student-courses strong {
    margin-bottom: 10px;
    color: var(--ta-student-text);
}

.ta-course-pill {
    background: #eff8f6;
    color: var(--ta-student-accent-dark);
}

.ta-course-pill-muted {
    background: #f3f4f6;
    color: #4b5563;
}

.ta-student-modal-shell {
    width: 100%;
    height: 100%;
    max-width: 100%;
    padding: 0;
    overflow: hidden;
    border-radius: 0;
    display: flex;
    flex-direction: column;
    max-height: 100vh;
}

.ta-student-modal-shell .ta-modal-close {
    top: 18px;
    right: 22px;
    z-index: 2;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    color: rgba(255, 255, 255, 0.85);
}

.ta-student-modal-shell .ta-modal-close:hover {
    color: #fff;
}

.ta-student-modal-head {
    padding: 24px 28px 18px;
    background: linear-gradient(135deg, #0f766e, #164e63);
    color: #fff;
}

.ta-modal-subtitle {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, 0.82);
}

body.ta-modal-open {
    overflow: hidden !important;
}
body.ta-modal-open #wpadminbar {
    display: none !important;
}

#ta-student-detail-modal {
    position: fixed !important;
    inset: 0;
    width: 100vw !important;
    height: 100vh !important;
    padding: 0 !important;
    margin: 0 !important;
    border-radius: 0 !important;
    background: rgba(9, 20, 27, 0.85);
    z-index: 9999999 !important;
    display: flex;
    align-items: stretch;
    justify-content: stretch;
    overflow: hidden !important;
    transform: none !important;
}

#ta-student-detail-modal .ta-modal-content {
    width: 100% !important;
    max-width: 100% !important;
    height: 100% !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
    border: none !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
    display: flex;
    flex-direction: column;
    box-shadow: none !important;
    animation: none !important;
}

#ta-student-detail-modal .ta-modal-close {
    color: rgba(255, 255, 255, 0.85);
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: absolute;
    top: 16px;
    right: 20px;
    z-index: 10;
}

#ta-student-detail-modal .ta-modal-close:hover {
    color: #fff;
    background: rgba(0, 0, 0, 0.5);
}

#ta-student-detail-content,
#ta-teacher-detail-content {
    overflow-y: auto;
    padding: 0 28px 28px;
    background: #f5f8f8;
    flex: 1 1 auto;
    min-height: 0;
}

.ta-loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    min-height: 280px;
    color: var(--ta-student-muted);
}

.ta-loading-spinner {
    width: 42px;
    height: 42px;
    border: 3px solid rgba(15, 118, 110, 0.16);
    border-top-color: var(--ta-student-accent);
    border-radius: 50%;
    animation: taSpin 0.8s linear infinite;
}

@keyframes taSpin {
    to {
        transform: rotate(360deg);
    }
}

.ta-student-detail-body {
    padding-top: 24px;
}

.ta-student-detail-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 22px;
    border-radius: 20px;
    background: #fff;
    border: 1px solid var(--ta-student-border);
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.05);
}

.ta-student-detail-profile {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
}

.ta-student-detail-avatar {
    width: 72px !important;
    height: 72px !important;
}

.ta-student-detail-copy {
    min-width: 0;
}

.ta-student-detail-copy h3 {
    margin: 10px 0 6px;
    font-size: 28px;
    line-height: 1.15;
    color: var(--ta-student-text);
}

.ta-student-detail-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    border-radius: 999px;
    background: #e6f4f1;
    color: var(--ta-student-accent-dark);
    font-size: 12px;
    font-weight: 700;
}

.ta-student-detail-pills {
    margin-top: 14px;
}

.ta-student-detail-pills .ta-student-pill {
    background: #eff8f6;
    color: var(--ta-student-accent-dark);
}

.ta-student-detail-metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(140px, 1fr));
    gap: 12px;
}

.ta-detail-metric {
    padding: 16px;
    border-radius: 16px;
    background: linear-gradient(180deg, #f8fbfb 0%, #eef7f5 100%);
    border: 1px solid var(--ta-student-border);
    text-align: center;
}

.ta-detail-metric strong {
    display: block;
    margin-top: 8px;
    font-size: 24px;
    color: var(--ta-student-text);
}

.ta-student-detail-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.3fr);
    gap: 18px;
    margin-top: 18px;
}

.ta-detail-panel {
    background: #fff;
    border: 1px solid var(--ta-student-border);
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.05);
}

.ta-detail-panel-wide {
    grid-row: span 2;
}

.ta-detail-panel-head {
    margin-bottom: 16px;
}

.ta-detail-panel-head h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    padding: 0;
    border: 0;
    color: var(--ta-student-text);
    font-size: 18px;
}

.ta-detail-info-grid,
.ta-detail-field-grid,
.ta-detail-course-grid {
    display: grid;
    gap: 12px;
}

.ta-detail-info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ta-detail-info-card,
.ta-detail-field-card,
.ta-detail-course-card {
    border: 1px solid var(--ta-student-border);
    border-radius: 16px;
    background: #f8fbfb;
    padding: 16px;
}

.ta-detail-info-card strong {
    display: block;
    margin-top: 8px;
    font-size: 15px;
    line-height: 1.5;
    color: var(--ta-student-text);
    word-break: break-word;
}

.ta-course-status-form {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-top: 12px;
}

.ta-course-status-form select {
    min-width: 160px;
}

.ta-course-status-form__msg {
    display: block;
    margin-top: 10px;
    color: var(--ta-student-muted);
}

.ta-course-status-form__msg.is-success {
    color: #0f766e;
}

.ta-course-status-form__msg.is-error {
    color: #dc2626;
}

.ta-detail-field-value,
.ta-detail-course-card p {
    margin: 8px 0 0;
    color: var(--ta-student-text);
    line-height: 1.6;
    word-break: break-word;
}

.ta-detail-course-card strong {
    color: var(--ta-student-text);
    font-size: 16px;
}

.ta-detail-empty {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px;
    border-radius: 16px;
    background: #f8fbfb;
    border: 1px dashed var(--ta-student-border);
    color: var(--ta-student-muted);
}

/* ====== Course card with icon (admin detail pages) ====== */

/* ====== Course card with icon ====== */
.ta-detail-course-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.ta-detail-course-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, #0f766e, #164e63);
    color: #fff;
    margin-top: 2px;
}

.ta-detail-course-info {
    flex: 1;
    min-width: 0;
}

@media (max-width: 1100px) {
    .ta-course-detail-page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .ta-course-detail-page-header__actions {
        width: 100%;
        justify-content: flex-start;
    }

    .ta-student-hero,
    .ta-student-detail-grid,
    .ta-student-filter-form,
    .ta-debug-grid {
        grid-template-columns: 1fr;
    }

    .ta-student-detail-hero {
        flex-direction: column;
        align-items: flex-start;
    }

    .ta-student-detail-metrics {
        width: 100%;
    }

    .ta-detail-panel-wide {
        grid-row: auto;
    }
}

@media (max-width: 782px) {
    .ta-student-data-wrap .ta-student-cards,
    .ta-student-summary-grid,
    .ta-detail-info-grid {
        grid-template-columns: 1fr;
    }

    .ta-student-data-wrap .ta-student-card-header,
    .ta-student-detail-profile {
        flex-direction: column;
        align-items: flex-start;
    }

    .ta-student-filter-actions {
        width: 100%;
    }

    .ta-student-data-wrap .ta-btn-primary,
    .ta-student-data-wrap .ta-btn-secondary,
    .ta-student-data-wrap .ta-btn-view,
    .ta-student-data-wrap .ta-btn-approve,
    .ta-student-data-wrap .ta-btn-reject {
        width: 100%;
        justify-content: center;
    }

    #ta-student-detail-content,
    #ta-teacher-detail-content {
        padding: 0 18px 18px;
    }

    .ta-student-modal-head {
        padding: 22px 18px 18px;
    }
}

/* ====== Teacher Registry ====== */
.ta-teacher-registry-wrap .ta-student-cards {
    grid-template-columns: 1fr;
    gap: 18px;
}

.ta-teacher-registry-wrap .ta-teacher-card {
    width: 100%;
}

.ta-teacher-hero-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: none;
    cursor: pointer;
}

.ta-teacher-create-panel {
    margin: 24px 0;
    padding: 26px;
    background:
        radial-gradient(circle at top right, rgba(20, 184, 166, 0.12), rgba(20, 184, 166, 0) 34%),
        linear-gradient(180deg, rgba(240, 253, 250, 0.9), rgba(255, 255, 255, 0) 110px),
        #fff;
}

.ta-teacher-create-panel__head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 22px;
}

.ta-teacher-create-panel__head h2 {
    margin: 8px 0 6px;
    padding: 0;
    border: 0;
    font-size: 24px;
}

.ta-teacher-create-panel__head p:last-child {
    margin: 0;
    max-width: 760px;
    color: var(--ta-ui-muted);
    line-height: 1.65;
}

.ta-teacher-create-modal {
    width: min(100%, 760px);
    max-width: 760px;
    padding: 28px;
    background:
        radial-gradient(circle at top right, rgba(20, 184, 166, 0.12), rgba(20, 184, 166, 0) 34%),
        linear-gradient(180deg, rgba(240, 253, 250, 0.9), rgba(255, 255, 255, 0) 110px),
        #fff;
}

.ta-teacher-create-modal .ta-modal-close {
    top: 16px;
    right: 16px;
}

.ta-teacher-create-modal .ta-teacher-create-panel__head {
    padding-right: 76px;
}

.ta-teacher-create-modal form {
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(203, 213, 225, 0.42);
    border-radius: 18px;
    padding: 18px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.ta-teacher-create-panel__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: var(--ta-ui-accent-soft);
    border: 1px solid rgba(15, 118, 110, 0.14);
    color: var(--ta-ui-accent-dark);
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.ta-teacher-create-form {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.ta-required-mark {
    color: var(--ta-ui-danger);
}

.ta-teacher-create-toggle-col {
    justify-content: flex-start;
    align-self: stretch;
}

.ta-teacher-toggle-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    min-height: 100%;
    padding: 16px;
    border-radius: 16px;
    border: 1px solid var(--ta-ui-border);
    background: linear-gradient(180deg, #ffffff 0%, #f4f8f7 100%);
    cursor: pointer;
    box-sizing: border-box;
}

.ta-teacher-toggle-card input {
    margin-top: 3px;
}

.ta-teacher-toggle-card strong {
    display: block;
    color: var(--ta-ui-text);
    font-size: 14px;
}

.ta-teacher-toggle-card small {
    display: block;
    margin-top: 4px;
    color: var(--ta-ui-muted);
    font-size: 12px;
    line-height: 1.55;
}

.ta-teacher-create-toggle-col > label:first-child {
    margin-bottom: 10px;
}

.ta-teacher-create-section {
    margin: 8px 0 0;
    padding-top: 24px;
    border-top: 1px solid rgba(15, 118, 110, 0.12);
}

.ta-teacher-create-section__head {
    margin-bottom: 18px;
}

.ta-teacher-create-section__head h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 6px;
    color: var(--ta-ui-text);
    font-size: 17px;
}

.ta-teacher-create-section__head p {
    margin: 0;
    color: var(--ta-ui-muted);
    line-height: 1.6;
}

.ta-teacher-choice-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px;
    border: 1px solid var(--ta-ui-border);
    border-radius: 14px;
    background: #fff;
}

.ta-teacher-choice {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--ta-ui-text);
    font-size: 13px;
    cursor: pointer;
}

.ta-teacher-create-feedback {
    margin-top: 20px;
    padding: 14px 16px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.6;
}

.ta-teacher-create-feedback code {
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(15, 23, 42, 0.08);
    color: #991b1b;
}

.ta-teacher-create-feedback.is-success {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.18);
    color: #065f46;
}

.ta-teacher-create-feedback.is-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.16);
    color: #b42318;
}

.ta-teacher-create-actions {
    display: flex;
    justify-content: flex-start;
    margin-top: 20px;
}

.ta-teacher-create-actions .ta-btn-primary {
    min-width: 220px;
}

.ta-teacher-create-actions .ta-btn-primary:disabled {
    opacity: 0.75;
    cursor: wait;
}

.ta-teacher-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: flex-end;
}

.ta-teacher-card-actions .ta-btn-small {
    height: 44px;
    min-height: 44px;
    padding: 0 20px;
    min-width: 144px;
    border-radius: 12px;
    font-size: 13px;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
}

.ta-teacher-registry-wrap .ta-student-summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ta-registry-status-pending {
    background: rgba(245, 158, 11, 0.16);
    color: #92400e;
}

.ta-registry-status-approved {
    background: rgba(16, 185, 129, 0.16);
    color: #065f46;
}

.ta-registry-status-rejected {
    background: rgba(239, 68, 68, 0.14);
    color: #991b1b;
}

.ta-teacher-review-state {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 16px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
    border: 1px solid transparent;
    white-space: nowrap;
}

.ta-btn-approve,
.ta-btn-reject {
    border: 1px solid transparent;
    margin-left: 0;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.ta-btn-approve {
    background: linear-gradient(135deg, #0f766e 0%, #14b8a6 100%);
    color: #fff;
    border-color: rgba(15, 118, 110, 0.16);
    box-shadow: 0 16px 28px rgba(15, 118, 110, 0.2);
}

.ta-btn-approve:hover {
    background: linear-gradient(135deg, #0b5f58 0%, #0f766e 100%);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 20px 32px rgba(15, 118, 110, 0.24);
}

.ta-btn-reject {
    background: linear-gradient(180deg, #fff9f9 0%, #fff2f2 100%);
    border-color: #f8c4c4;
    color: #b42318;
    box-shadow: 0 14px 26px rgba(239, 68, 68, 0.12);
}

.ta-btn-reject:hover {
    background: #fee2e2;
    border-color: #fca5a5;
    color: #991b1b;
    transform: translateY(-1px);
    box-shadow: 0 18px 28px rgba(239, 68, 68, 0.16);
}

.ta-teacher-review-modal {
    width: min(100%, 560px);
    max-width: 560px;
    padding: 0;
    border-radius: 24px;
    overflow: hidden;
    background: #fff;
}

.ta-teacher-review-modal .ta-modal-close {
    color: rgba(255, 255, 255, 0.92);
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: none;
}

.ta-teacher-review-modal .ta-modal-close:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.18);
    box-shadow: none;
}

.ta-teacher-review-modal__hero {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 26px 28px 20px;
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0) 38%),
        linear-gradient(135deg, #0f766e 0%, #164e63 100%);
}

.ta-teacher-review-modal.is-reject .ta-teacher-review-modal__hero {
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0) 38%),
        linear-gradient(135deg, #b42318 0%, #dc2626 100%);
}

.ta-teacher-review-modal__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    flex: 0 0 56px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.ta-teacher-review-modal__copy {
    min-width: 0;
}

.ta-teacher-review-modal__copy .ta-modal-kicker {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.84);
}

.ta-teacher-review-modal__copy h2 {
    margin: 0;
    padding: 0;
    border: 0;
    color: #fff;
    font-size: 28px;
    line-height: 1.12;
}

.ta-teacher-review-modal__copy p:last-child {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, 0.82);
}

.ta-teacher-review-modal__body {
    padding: 24px 28px 18px;
    background:
        linear-gradient(180deg, rgba(240, 253, 250, 0.7), rgba(255, 255, 255, 0) 70px),
        #fff;
}

.ta-teacher-review-modal__message {
    color: var(--ta-student-text);
    font-size: 15px;
    line-height: 1.7;
}

.ta-teacher-review-modal__message strong {
    color: var(--ta-student-accent-dark);
}

.ta-teacher-review-modal__note {
    margin-top: 14px;
    padding: 14px 16px;
    border-radius: 16px;
    background: #f5faf9;
    border: 1px solid var(--ta-student-border);
    color: var(--ta-student-muted);
    font-size: 13px;
    line-height: 1.6;
}

.ta-teacher-review-modal__feedback {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 600;
}

.ta-teacher-review-modal__feedback.is-success {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.18);
    color: #065f46;
}

.ta-teacher-review-modal__feedback.is-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.16);
    color: #b42318;
}

.ta-teacher-review-modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 0 28px 28px;
    background: #fff;
}

.ta-teacher-review-modal__cancel,
.ta-teacher-review-modal__confirm {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 14px;
    font-weight: 700;
}

.ta-teacher-review-modal__cancel {
    border: 1px solid rgba(15, 118, 110, 0.16);
    background: linear-gradient(180deg, #ffffff 0%, #f4f8f7 100%);
    color: var(--ta-student-accent-dark);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.8);
}

.ta-teacher-review-modal__cancel:hover:not(:disabled) {
    border-color: rgba(15, 118, 110, 0.28);
    background: #eef8f5;
    color: var(--ta-student-text);
}

.ta-teacher-review-modal__confirm {
    min-width: 176px;
}

.ta-teacher-review-modal__confirm:disabled,
.ta-teacher-review-modal__cancel:disabled {
    opacity: 0.75;
    cursor: wait;
}

.ta-teacher-review-modal__confirm.is-loading {
    pointer-events: none;
}

.ta-delete-modal {
    width: min(100%, 580px) !important;
    max-width: 580px !important;
    height: auto !important;
    max-height: 90vh !important;
    padding: 0 !important;
    border-radius: 24px !important;
    overflow: hidden !important;
    background: #fff !important;
    align-self: center !important;
    margin: auto !important;
    flex: none !important;
}

.ta-delete-modal .ta-modal-close {
    color: rgba(255, 255, 255, 0.92);
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: none;
}

.ta-delete-modal .ta-modal-close:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.18);
    box-shadow: none;
}

.ta-delete-modal__hero {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 26px 28px 20px;
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0) 38%),
        linear-gradient(135deg, #b42318 0%, #ef4444 100%);
}

.ta-delete-modal__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    flex: 0 0 56px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.ta-delete-modal__copy {
    min-width: 0;
}

.ta-delete-modal__copy .ta-modal-kicker {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.84);
}

.ta-delete-modal .ta-delete-modal__copy h2 {
    margin: 0;
    padding: 0;
    border: 0;
    color: #fff;
    font-size: 28px;
    line-height: 1.12;
}

.ta-delete-modal .ta-delete-modal__copy p:last-child {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, 0.82);
}

.ta-delete-modal__body {
    padding: 24px 28px 18px;
    background:
        linear-gradient(180deg, rgba(254, 242, 242, 0.72), rgba(255, 255, 255, 0) 70px),
        #fff;
}

.ta-delete-modal__summary {
    display: grid;
    gap: 8px;
    padding: 16px 18px;
    border-radius: 18px;
    border: 1px solid rgba(239, 68, 68, 0.16);
    background: #fff7f7;
}

.ta-delete-modal__label {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #b42318;
}

.ta-delete-modal__summary strong {
    color: var(--ta-student-text);
    font-size: 18px;
    line-height: 1.4;
    word-break: break-word;
}

.ta-delete-modal__note {
    margin-top: 14px;
    padding: 14px 16px;
    border-radius: 16px;
    background: #fff5f5;
    border: 1px solid rgba(239, 68, 68, 0.16);
    color: var(--ta-student-muted);
    font-size: 13px;
    line-height: 1.6;
}

.ta-delete-modal__feedback {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 16px;
    font-size: 14px;
    font-weight: 600;
}

.ta-delete-modal__feedback.is-success {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.18);
    color: #065f46;
}

.ta-delete-modal__feedback.is-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.16);
    color: #b42318;
}

.ta-delete-modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 0 28px 28px;
    background: #fff;
}

.ta-delete-modal__cancel,
.ta-delete-modal__confirm {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 14px;
    font-weight: 700;
}

.ta-delete-modal__cancel {
    border: 1px solid rgba(15, 118, 110, 0.16);
    background: linear-gradient(180deg, #ffffff 0%, #f4f8f7 100%);
    color: var(--ta-student-accent-dark);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.8);
}

.ta-delete-modal__cancel:hover:not(:disabled) {
    border-color: rgba(15, 118, 110, 0.28);
    background: #eef8f5;
    color: var(--ta-student-text);
}

.ta-delete-modal__confirm {
    min-width: 176px;
    border: 1px solid rgba(180, 35, 24, 0.18);
    background: linear-gradient(135deg, #b42318 0%, #ef4444 100%);
    color: #fff;
    box-shadow: 0 16px 28px rgba(239, 68, 68, 0.18);
}

.ta-delete-modal__confirm:hover:not(:disabled) {
    background: linear-gradient(135deg, #991b1b 0%, #dc2626 100%);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 20px 32px rgba(239, 68, 68, 0.22);
}

.ta-delete-modal__confirm:disabled,
.ta-delete-modal__cancel:disabled {
    opacity: 0.75;
    cursor: wait;
}

.ta-delete-modal__confirm.is-loading {
    pointer-events: none;
}

@media (max-width: 782px) {
    .ta-cm-section-head {
        flex-direction: column;
    }

    .ta-cm-section-pill {
        align-self: flex-start;
    }

    .ta-course-detail-page-header,
    .ta-course-detail-page-header__actions,
    .ta-course-focus__toolbar,
    .ta-course-focus__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .ta-course-detail-page-header__actions .ta-btn-small,
    .ta-course-detail-page-header__actions .ta-btn-secondary,
    .ta-course-detail-page-header__actions .ta-btn-primary,
    .ta-course-table__actions .ta-btn-small {
        width: 100%;
    }

    .ta-course-assign-modal__actions {
        flex-direction: column-reverse;
    }

    .ta-course-assign-modal__actions .ta-btn-primary,
    .ta-course-assign-modal__actions .ta-btn-secondary {
        width: 100%;
    }

    .ta-course-table,
    .ta-course-table thead,
    .ta-course-table tbody,
    .ta-course-table tr,
    .ta-course-table th,
    .ta-course-table td {
        display: block;
    }

    .ta-course-table thead {
        display: none;
    }

    .ta-course-table tbody tr {
        padding: 16px 18px;
        border-bottom: 1px solid rgba(15, 118, 110, 0.08);
    }

    .ta-course-table tbody tr:last-child {
        border-bottom: none;
    }

    .ta-course-filter-tabs {
        display: flex;
        width: 100%;
    }

    .ta-course-filter-tab {
        flex: 1 1 0;
        justify-content: center;
    }

    .ta-course-table tbody td {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        padding: 0 0 12px;
        border-bottom: none;
    }

    .ta-course-table tbody td:last-child {
        padding-bottom: 0;
    }

    .ta-course-table tbody td::before {
        content: attr(data-label);
        color: var(--ta-ui-muted);
        font-size: 11px;
        font-weight: 700;
        letter-spacing: 0.04em;
        text-transform: uppercase;
    }

    .ta-course-table__actions {
        text-align: left;
    }

    .ta-course-focus__back {
        justify-content: center;
    }

    .ta-course-status-form {
        align-items: stretch;
    }

    .ta-course-status-form select,
    .ta-course-status-form .ta-btn-secondary {
        width: 100%;
    }

    .ta-course-detail-list__item {
        flex-direction: column;
        align-items: flex-start;
    }

    .ta-course-detail-list__meta {
        text-align: left;
        white-space: normal;
    }

    .ta-teacher-hero-action {
        width: 100%;
    }

    .ta-teacher-create-panel {
        padding: 20px 18px;
    }

    .ta-teacher-create-panel__head {
        flex-direction: column;
    }

    .ta-teacher-create-panel__badge {
        align-self: flex-start;
    }

    .ta-teacher-create-modal {
        padding: 22px 18px;
    }

    .ta-teacher-create-modal .ta-teacher-create-panel__head {
        padding-right: 0;
    }

    .ta-teacher-toggle-card {
        min-height: auto;
    }

    .ta-teacher-choice-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .ta-teacher-create-actions,
    .ta-teacher-create-actions .ta-btn-primary {
        width: 100%;
    }

    .ta-teacher-card-actions {
        width: 100%;
        justify-content: stretch;
    }

    .ta-teacher-card-actions .ta-btn-small {
        width: 100%;
        justify-content: center;
        min-width: 100%;
    }

    .ta-teacher-review-modal__hero,
    .ta-teacher-review-modal__actions {
        padding-left: 18px;
        padding-right: 18px;
    }

    .ta-teacher-review-modal__body {
        padding: 20px 18px 18px;
    }

    .ta-teacher-review-modal__actions {
        flex-direction: column-reverse;
    }

    .ta-teacher-review-modal__cancel,
    .ta-teacher-review-modal__confirm {
        width: 100%;
    }

    .ta-delete-modal__hero,
    .ta-delete-modal__actions {
        padding-left: 18px;
        padding-right: 18px;
    }

    .ta-delete-modal__body {
        padding: 20px 18px 18px;
    }

    .ta-delete-modal__actions {
        flex-direction: column-reverse;
    }

    .ta-delete-modal__cancel,
    .ta-delete-modal__confirm {
        width: 100%;
    }
}