/**
 * FinchBridge custom styles.
 *
 * Designed for accessibility: large text, high contrast, and large touch targets.
 * Colour tokens live in assets/css/variables.css (--vb-* are aliases there).
 */

body {
    background-color: var(--vb-accent);
    color: var(--vb-text);
    font-size: 0.9375rem;
    line-height: 1.6;
    min-height: 100vh;
}

body.auth-page {
    display: flex;
    flex-direction: column;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 1050;
    background: #ffffff;
    color: var(--vb-primary);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-weight: 700;
}

.skip-link:focus {
    top: 1rem;
}

.site-footer {
    background-color: #ffffff;
    border-top: 2px solid var(--vb-border);
}

.auth-card,
.info-card,
.feature-card,
.profile-card {
    border: 2px solid var(--vb-border);
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.08);
}

.auth-card {
    background-color: #ffffff;
}

.page-heading {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--vb-primary-dark);
}

.section-heading {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--vb-primary-dark);
}

.form-label {
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 0.375rem;
}

.form-control {
    min-height: 2.375rem;
    font-size: 0.9375rem;
    border-radius: 0.625rem;
    border: 1px solid var(--vb-border);
}

.form-check-input {
    border: 1px solid var(--vb-border);
}

.form-check:not(.form-switch) .form-check-input {
    width: 1.125rem;
    height: 1.125rem;
    min-height: 0;
    border-radius: 0.375rem;
    margin-top: 0.2em;
    cursor: pointer;
    flex-shrink: 0;
}

.form-check:not(.form-switch) .form-check-input:focus {
    border-color: var(--vb-primary);
    box-shadow: 0 0 0 0.25rem rgba(11, 61, 145, 0.2);
}

.form-check:not(.form-switch) .form-check-input:checked {
    background-color: var(--vb-primary);
    border-color: var(--vb-primary);
}

.remember-me-check {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-left: 0;
}

.remember-me-check .form-check-input {
    float: none;
    margin-left: 0;
    margin-top: 0;
}

.remember-me-check .form-check-label {
    padding-left: 0;
}

.form-control:focus {
    border-color: var(--vb-primary);
    box-shadow: 0 0 0 0.25rem rgba(11, 61, 145, 0.2);
}

.btn-finchbridge,
.btn-primary.btn-finchbridge {
    display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2, 0.5rem);
    min-height: 2.125rem; padding: 0.375rem 0.875rem;
    font-size: 0.8125rem; font-weight: 600;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, var(--primary, var(--vb-primary)) 0%, var(--secondary, #7C3AED) 100%);
    border-color: transparent; color: #fff;
    box-shadow: 0 2px 10px rgba(79, 70, 229, 0.25);
}

.btn-finchbridge:hover,
.btn-primary.btn-finchbridge:hover {
    background: linear-gradient(135deg, var(--primary-hover, var(--vb-primary-dark)) 0%, #6D28D9 100%);
    border-color: transparent; color: #fff;
}

.btn-outline-finchbridge {
    min-height: 2rem; padding: 0.375rem 0.75rem;
    font-size: 0.8125rem; font-weight: 600;
    border-radius: 0.75rem;
    border: 1px solid color-mix(in srgb, var(--primary, var(--vb-primary)) 45%, var(--vb-border));
    color: var(--primary, var(--vb-primary));
    background: #fff;
}

.btn-outline-finchbridge:hover {
    background: rgba(79, 70, 229, 0.08);
    border-color: var(--primary, var(--vb-primary));
    color: var(--primary-hover, var(--vb-primary-dark));
}

.nav-link-large {
    font-size: 1.125rem;
    font-weight: 700;
    padding: 0.75rem 1rem !important;
    border-radius: 0.75rem;
}

.navbar-brand {
    letter-spacing: 0.02em;
}

.feature-card {
    background-color: #ffffff;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-height: 100%;
}

.feature-card:hover,
.feature-card:focus-within {
    transform: translateY(-4px);
    box-shadow: 0 1rem 2rem rgba(11, 61, 145, 0.12);
}

.feature-icon {
    font-size: 3rem;
    color: var(--vb-primary);
}

.info-card,
.profile-card {
    background-color: #ffffff;
}

.profile-page-container {
    max-width: 920px;
}

.profile-page-header {
    margin-bottom: 2.25rem;
}

.profile-page-header .page-heading {
    margin-bottom: 0.75rem;
}

.profile-speech-range {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.profile-speech-range__input {
    flex: 1;
}

.profile-speech-range__value {
    min-width: 2.75rem;
    font-weight: 700;
    color: var(--vb-primary, #4f46e5);
}

.profile-speech-test {
    min-height: 2.75rem;
}

.profile-speech-feedback {
    margin: 0.75rem 0 0;
    font-size: 0.875rem;
    color: var(--text-secondary, #64748b);
}

.profile-speech-feedback.is-error {
    color: var(--danger, #dc2626);
}

.profile-alerts {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2.25rem;
}

.profile-stack {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.profile-stack-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.profile-card {
    padding: 2rem;
}

@media (min-width: 768px) {
    .profile-card {
        padding: 2.5rem 3rem;
    }
}

.profile-card-header {
    margin-bottom: 2rem;
}

.profile-card-header .section-heading {
    margin-bottom: 0.625rem;
}

.profile-card-lead {
    color: #4a5568;
    font-size: 1.125rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.profile-fields {
    --bs-gutter-x: 2rem;
    --bs-gutter-y: 1.75rem;
}

.profile-readonly-panel {
    background-color: #f8fbff;
    border: 2px solid var(--vb-border);
    border-radius: 0.9rem;
    margin-top: 0.5rem;
    padding: 1.5rem;
}

@media (min-width: 768px) {
    .profile-readonly-panel {
        padding: 1.75rem 2rem;
    }
}

.profile-readonly-heading {
    color: var(--vb-primary-dark);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
}

.profile-detail-item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 4.75rem;
}

.profile-detail-item .detail-label {
    margin-bottom: 0.375rem;
}

.profile-detail-item .detail-value {
    line-height: 1.4;
}

.profile-actions-bar {
    border-top: 2px solid var(--vb-border);
    margin-top: 0.25rem;
    padding-top: 2rem;
}

.profile-card .alert-finchbridge {
    margin-bottom: 1.5rem;
}

.profile-card .alert-finchbridge:last-child {
    margin-bottom: 0;
}

.profile-password-fields {
    margin-bottom: 0.25rem;
}

.profile-password-actions {
    border-top: 2px solid var(--vb-border);
    margin-top: 0.5rem;
    padding-top: 2rem;
}

@media (max-width: 767.98px) {
    .profile-page-header {
        margin-bottom: 1.75rem;
    }

    .profile-alerts {
        margin-bottom: 1.75rem;
    }

    .profile-stack,
    .profile-stack-form {
        gap: 1.5rem;
    }

    .profile-card-header {
        margin-bottom: 1.5rem;
    }

    .profile-actions-bar,
    .profile-password-actions {
        padding-top: 1.5rem;
    }
}

.alert-finchbridge {
    border-radius: 0.9rem;
    font-size: 1.125rem;
    border-width: 2px;
}

.alert-success.alert-finchbridge {
    background-color: var(--vb-success-bg);
    border-color: #198754;
    color: #0f5132;
}

.alert-danger.alert-finchbridge {
    background-color: var(--vb-error-bg);
    border-color: #dc3545;
    color: #842029;
}

.detail-label {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #4a5568;
    margin-bottom: 0.25rem;
}

.detail-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--vb-primary-dark);
}

.link-large {
    font-size: 1.125rem;
    font-weight: 700;
}

.form-select {
    min-height: 2.375rem;
    font-size: 0.9375rem;
    border-radius: 0.625rem;
    border: 1px solid var(--vb-border);
}

.form-select:focus {
    border-color: var(--vb-primary);
    box-shadow: 0 0 0 0.25rem rgba(11, 61, 145, 0.2);
}

.switch-large {
    background-color: #f8fbff;
    border: 2px solid var(--vb-border);
    border-radius: 0.9rem;
    padding: 1rem 1.25rem;
    min-height: 4.5rem;
    display: flex;
    align-items: center;
}

.switch-large .form-check-input {
    width: 3.5rem;
    height: 1.85rem;
    margin-top: 0;
    cursor: pointer;
}

.switch-large .form-check-label {
    font-size: 1.25rem;
    font-weight: 700;
    margin-left: 0.75rem;
    cursor: pointer;
}

a .feature-card:hover,
a .feature-card:focus-within {
    transform: translateY(-4px);
    box-shadow: 0 1rem 2rem rgba(11, 61, 145, 0.12);
}

@media (max-width: 767.98px) {
    .feature-card {
        margin-bottom: 1rem;
    }
}

.phrase-banner {
    background-color: #ffffff;
    border: 3px solid var(--vb-primary);
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.12);
    color: var(--vb-primary-dark);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    min-height: 6rem;
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.phrase-button {
    border: none;
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.12);
    color: #ffffff;
    min-height: 8rem;
    padding: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.phrase-button:hover,
.phrase-button:focus {
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 1rem 2rem rgba(11, 61, 145, 0.18);
}

.phrase-button-icon {
    display: block;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.phrase-button-text {
    display: block;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    line-height: 1.3;
}

.btn-finchbridge-outline-danger {
    border: 1px solid #dc3545;
    color: #dc3545;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 0.625rem;
    min-height: 2rem;
}

.btn-finchbridge-outline-danger:hover {
    background-color: #dc3545;
    color: #ffffff;
}

.quick-comm-button {
    min-height: 7.5rem;
    position: relative;
}

.quick-comm-button.is-selected {
    outline: 0.35rem solid rgba(255, 255, 255, 0.95);
    outline-offset: 0.2rem;
}

.quick-comm-button-category {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    margin-top: 0.75rem;
    opacity: 0.9;
}

.quick-comm-pin-badge {
    position: absolute;
    top: 0.85rem;
    right: 0.85rem;
    font-size: 1.1rem;
}

.quick-comm-display {
    background: #ffffff;
    border: 3px solid var(--vb-primary, #0b3d91);
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.12);
    padding: 2rem;
}

.quick-comm-display-text {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.25;
    text-align: center;
}

.quick-comm-manage-item {
    cursor: grab;
}

.quick-comm-manage-item.is-dragging {
    opacity: 0.65;
}

.quick-comm-drag-handle {
    color: #6c757d;
    font-size: 1.5rem;
}

@media (max-width: 575.98px) {
    .quick-comm-button,
    .phrase-button {
        min-height: 4.5rem;
    }
}

.personal-board-tile {
    min-height: 5rem;
    min-width: 5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.25rem;
    text-align: center;
    border-radius: 1rem;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.25;
}

.personal-board-tile.is-selected {
    outline: 0.35rem solid rgba(255, 255, 255, 0.95);
    outline-offset: 0.2rem;
}

.personal-board-tile-icon {
    font-size: 2.5rem;
}

.personal-board-tile-image {
    width: 4rem;
    height: 4rem;
    object-fit: cover;
    border-radius: 0.75rem;
}

.personal-board-tile-label {
    display: block;
}

.personal-board-tile-board {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    opacity: 0.9;
}

.personal-board-display {
    background: #ffffff;
    border: 3px solid var(--vb-primary, #0b3d91);
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.12);
    padding: 2rem;
}

.personal-board-display-text {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.25;
    text-align: center;
}

.personal-board-list-item,
.personal-board-manage-item {
    cursor: grab;
}

.personal-board-list-item.is-dragging,
.personal-board-manage-item.is-dragging {
    opacity: 0.65;
}

.personal-board-drag-handle {
    color: #6c757d;
    font-size: 1.5rem;
}

.board-creator-card {
    padding: 1.25rem 1.35rem;
    border-radius: 1rem;
    box-shadow: 0 0.35rem 1rem rgba(11, 61, 145, 0.08);
}

@media (min-width: 768px) {
    .board-creator-card {
        padding: 1.5rem 1.75rem;
    }
}

.board-creator-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.board-creator-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.board-creator-fields {
    display: grid;
    gap: 0.85rem;
}

@media (min-width: 768px) {
    .board-creator-fields--split {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
}

.board-creator-actions {
    margin-top: 0.25rem;
}

.board-appearance-fieldset {
    border: 0;
    margin: 0;
    padding: 0;
    min-width: 0;
}

.board-appearance-legend,
.board-appearance-preview-heading {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
    color: #0b3d91;
}

.board-appearance-preview-heading {
    margin-bottom: 0.5rem;
}

.board-icon-grid,
.board-colour-grid {
    display: grid;
    gap: 0.5rem;
}

.board-appearance-picker--compact .board-icon-grid {
    grid-template-columns: repeat(auto-fill, minmax(4.75rem, 1fr));
}

.board-appearance-picker--compact .board-colour-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.board-icon-option,
.board-colour-option {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    min-height: 4.25rem;
    min-width: 2.75rem;
    padding: 0.45rem 0.35rem;
    border: 2px solid #d7e0ef;
    border-radius: 0.75rem;
    background: #ffffff;
    color: #0b3d91;
    font-weight: 600;
    box-shadow: 0 0.1rem 0.35rem rgba(11, 61, 145, 0.05);
    transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease;
}

.board-colour-option {
    min-height: auto;
    padding: 0.4rem 0.25rem 0.5rem;
}

.board-icon-option:hover,
.board-colour-option:hover {
    transform: translateY(-0.08rem);
    border-color: #5a8fd4;
    box-shadow: 0 0.35rem 0.75rem rgba(11, 61, 145, 0.1);
}

.board-icon-option:focus-visible,
.board-colour-option:focus-visible {
    outline: 0.2rem solid #0b3d91;
    outline-offset: 0.12rem;
}

.board-icon-option.is-selected,
.board-colour-option.is-selected {
    border-color: #0b3d91;
    background: rgba(11, 61, 145, 0.05);
    box-shadow: 0 0 0 0.12rem rgba(11, 61, 145, 0.12);
}

.board-icon-option-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.65rem;
    background: rgba(11, 61, 145, 0.06);
    font-size: 1.45rem;
    line-height: 1;
}

.board-icon-option-label,
.board-colour-label {
    font-size: 0.72rem;
    line-height: 1.15;
    text-align: center;
    color: #334155;
}

.board-colour-swatch {
    width: 2rem;
    height: 2rem;
    border-radius: 0.55rem;
    border: 2px solid rgba(255, 255, 255, 0.9);
    box-shadow: inset 0 0 0 1px rgba(11, 61, 145, 0.12);
}

.board-appearance-check {
    position: absolute;
    top: 0.28rem;
    right: 0.28rem;
    display: none;
    align-items: center;
    justify-content: center;
    width: 1.1rem;
    height: 1.1rem;
    border-radius: 999px;
    background: #0b3d91;
    color: #ffffff;
    font-size: 0.7rem;
    line-height: 1;
}

.board-icon-option.is-selected .board-appearance-check,
.board-colour-option.is-selected .board-appearance-check {
    display: inline-flex;
}

.board-appearance-preview-wrap {
    margin-top: 0.85rem;
}

.board-appearance-preview-card {
    max-width: 11.5rem;
    border: 1px solid #d7e0ef;
    border-radius: 0.85rem;
    overflow: hidden;
    background: #ffffff;
    box-shadow: 0 0.25rem 0.75rem rgba(11, 61, 145, 0.08);
}

.board-appearance-preview-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 4.25rem;
    transition: background-color 0.18s ease;
}

.board-appearance-preview-icon {
    font-size: 2rem;
    line-height: 1;
}

.board-appearance-preview-body {
    padding: 0.75rem 0.85rem;
    text-align: center;
}

.board-appearance-preview-name {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
    line-height: 1.25;
}

.board-appearance-preview-colour {
    font-size: 0.8rem;
    color: #64748b;
}

@media (min-width: 768px) {
    .board-icon-option {
        min-height: 4.5rem;
    }

    .board-icon-option-visual {
        width: 2.75rem;
        height: 2.75rem;
        font-size: 1.55rem;
    }

    .board-colour-swatch {
        width: 2.125rem;
        height: 2.125rem;
    }
}

@media (min-width: 768px) {
    .personal-board-tile {
        min-height: 6rem;
        min-width: 6rem;
        font-size: 1.35rem;
    }
}

.sentence-builder-sticky {
    background-color: #eef3fb;
    margin-left: calc(var(--bs-gutter-x, 0.75rem) * -0.5);
    margin-right: calc(var(--bs-gutter-x, 0.75rem) * -0.5);
    padding: 1rem calc(var(--bs-gutter-x, 0.75rem) * 0.5) 1.25rem;
    border-bottom: 3px solid var(--vb-border);
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.12);
}

.sentence-builder-preview-panel {
    margin-bottom: 0;
}

.sentence-preview {
    background-color: #ffffff;
    border: 3px solid var(--vb-border);
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.08);
    min-height: 120px;
    padding: 1.5rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.sentence-preview.has-content {
    border-color: var(--vb-primary);
}

.sentence-preview-text {
    color: var(--vb-primary-dark);
    font-size: clamp(1.75rem, 4.5vw, 3rem);
    font-weight: 800;
    line-height: 1.45;
    word-break: break-word;
}

.sentence-chips-hint {
    color: #5c6778;
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.5;
    margin-top: 1.25rem;
}

.sentence-word-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 0.5rem;
    min-height: 3.75rem;
    align-items: flex-start;
}

.sentence-word-chips.is-dragging .sentence-word-chip {
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.sentence-word-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border: 2px solid var(--vb-primary);
    border-radius: 999px;
    background-color: #ffffff;
    color: var(--vb-primary-dark);
    cursor: grab;
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    font-weight: 800;
    line-height: 1.3;
    min-height: 2.75rem;
    padding: 0.35rem 0.45rem 0.35rem 0.65rem;
    touch-action: none;
    user-select: none;
    transition: background-color 0.15s ease, color 0.15s ease, transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.sentence-word-chip:focus {
    outline: 3px solid #000000;
    outline-offset: 3px;
}

.sentence-word-chip-handle {
    color: #5c6778;
    font-size: 1rem;
    letter-spacing: -0.15em;
    line-height: 1;
    padding: 0 0.15rem;
}

.sentence-word-chip-label {
    padding: 0.35rem 0.15rem;
}

.sentence-word-chip-keyboard {
    display: inline-flex;
    gap: 0.25rem;
}

.sentence-word-chip-move,
.sentence-word-chip-remove {
    align-items: center;
    background-color: #eef3fb;
    border: 2px solid var(--vb-border);
    border-radius: 999px;
    color: var(--vb-primary-dark);
    cursor: pointer;
    display: inline-flex;
    font-size: 1.125rem;
    font-weight: 800;
    justify-content: center;
    line-height: 1;
    min-height: 2.75rem;
    min-width: 2.75rem;
    padding: 0;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.sentence-word-chip-move:hover,
.sentence-word-chip-move:focus,
.sentence-word-chip-remove:hover,
.sentence-word-chip-remove:focus {
    background-color: var(--vb-primary);
    border-color: var(--vb-primary);
    color: #ffffff;
    outline: 3px solid #000000;
    outline-offset: 2px;
}

.sentence-word-chip-move:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

.sentence-word-chip-remove {
    font-size: 1.5rem;
}

.sentence-word-chip-dragging {
    cursor: grabbing;
    opacity: 0.55;
    transform: scale(1.04);
    z-index: 2;
}

.sentence-word-chip-drop-target {
    border-color: #ffc107;
    box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.55);
    transform: translateY(-3px);
}

.sentence-word-chip-new {
    animation: sentence-chip-highlight 0.9s ease;
    background-color: #fff3cd;
    border-color: #ffc107;
    color: #664d03;
}

@keyframes sentence-chip-highlight {
    0% {
        background-color: #ffc107;
        border-color: #ff9800;
        transform: scale(1.06);
    }

    100% {
        background-color: #ffffff;
        border-color: var(--vb-primary);
        transform: scale(1);
    }
}

.sentence-builder-core-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.sentence-builder-action-btn {
    font-size: clamp(1.125rem, 2.5vw, 1.25rem);
    font-weight: 700;
    min-height: 3.75rem;
    padding: 0.9rem 1.25rem;
}

.sentence-builder-categories,
.sentence-builder-phrases {
    scroll-margin-top: var(--space-4);
}

.category-button {
    min-height: 6.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.85rem;
    font-size: clamp(1.125rem, 2.5vw, 1.35rem);
    font-weight: 700;
    padding: 1rem;
}

.category-button.active {
    background-color: var(--vb-primary);
    border-color: var(--vb-primary);
    color: #ffffff;
}

.category-button-icon {
    font-size: 2.25rem;
}

.phrase-item-button {
    border: none;
    border-radius: 1rem;
    font-size: clamp(1.35rem, 2.75vw, 1.85rem);
    font-weight: 800;
    min-height: 6rem;
    padding: 1.15rem 1.35rem;
    box-shadow: 0 0.5rem 1rem rgba(11, 61, 145, 0.12);
}

.phrase-item-button:hover,
.phrase-item-button:focus {
    transform: translateY(-2px);
    outline: 3px solid rgba(11, 61, 145, 0.35);
    outline-offset: 2px;
}

@media (min-width: 768px) {
    .sentence-builder-sticky {
        padding-top: 1.25rem;
        padding-bottom: 1.5rem;
    }

    .sentence-preview {
        min-height: 140px;
        padding: 2rem 1.5rem;
    }

    .sentence-builder-core-actions {
        max-width: 48rem;
    }
}

@media (max-width: 575.98px) {
    .sentence-builder-core-actions {
        grid-template-columns: 1fr;
    }

    .sentence-word-chip-keyboard {
        gap: 0.35rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sentence-word-chip-new {
        animation: none;
        background-color: #fff3cd;
        border-color: #ffc107;
    }

    .sentence-word-chip,
    .sentence-word-chip-move,
    .sentence-word-chip-remove,
    .phrase-item-button {
        transition: none;
    }

    .sentence-word-chips.is-dragging .sentence-word-chip {
        transition: none;
    }
}

.situation-card,
.situation-board-card {
    background-color: #ffffff;
    border: 2px solid var(--vb-border);
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-height: 100%;
}

a .situation-card:hover,
a .situation-card:focus-within {
    transform: translateY(-4px);
    box-shadow: 0 1rem 2rem rgba(11, 61, 145, 0.12);
}

.situation-card-icon {
    font-size: 3rem;
    color: var(--vb-primary);
}

.situation-board-card {
    min-height: 12rem;
}

.suggested-sentence-card {
    background-color: #ffffff;
    border: 3px solid var(--vb-border);
    border-radius: 1.25rem;
    box-shadow: 0 0.75rem 1.5rem rgba(11, 61, 145, 0.08);
    min-height: 10rem;
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.suggested-sentence-card.has-content {
    border-color: var(--vb-primary);
}

.suggested-sentence-text {
    color: var(--vb-primary-dark);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    line-height: 1.4;
}

.assistant-action-btn {
    min-width: 12rem;
}

.sentence-fullscreen {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(7, 44, 104, 0.96);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.sentence-fullscreen-content {
    max-width: 960px;
    text-align: center;
}

.sentence-fullscreen-text {
    color: #ffffff;
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 800;
    line-height: 1.35;
}

.history-stack {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.history-card-title {
    color: var(--vb-primary-dark);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
}

.history-card-sentence {
    color: var(--vb-text);
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    font-weight: 700;
    line-height: 1.5;
}

.history-card-meta {
    color: #4a5568;
    font-size: 1.05rem;
    font-weight: 700;
}

.history-card-actions {
    min-width: 12rem;
}

.therapist-portal .therapist-stat-icon {
    color: var(--vb-primary);
    font-size: 3rem;
}

.therapist-portal .therapist-stat-value {
    color: var(--vb-primary-dark);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
}

.therapist-portal .therapist-stat-label {
    color: #4a5568;
    font-size: 1.25rem;
    font-weight: 700;
}

.therapist-action-stack {
    display: grid;
    gap: 0.75rem;
    min-width: 14rem;
}

.therapist-setting-pill {
    align-items: center;
    background-color: #f8fbff;
    border: 2px solid var(--vb-border);
    border-radius: 0.9rem;
    display: flex;
    font-size: 1.125rem;
    font-weight: 700;
    justify-content: space-between;
    min-height: 4.5rem;
    padding: 1rem 1.25rem;
}

.board-button-thumb {
    border: 2px solid var(--vb-border);
    border-radius: 0.75rem;
    height: 4rem;
    object-fit: cover;
    width: 4rem;
}