.set-management-shell {
    --sm-ink: var(--ink);
    --sm-ink-soft: var(--ink-soft);
    --sm-muted: var(--muted);
    --sm-muted-light: var(--muted-light);
    --sm-line: var(--line);
    --sm-line-strong: var(--line-strong);
    --sm-paper: var(--surface);
    --sm-canvas: var(--paper);
    --sm-soft: var(--surface-sunken);
    --sm-accent: var(--brass);
    --sm-accent-deep: var(--brass-deep);
    --sm-accent-bg: var(--brass-soft);
    --sm-success: var(--success);
    --sm-success-bg: var(--success-bg);
    --sm-error: var(--error);
    --sm-error-bg: var(--error-bg);
    color: var(--sm-ink);
    font-family: var(--font-body);
}

.set-report-trigger-row {
    display: flex;
    justify-content: flex-end;
    margin: 1rem 0 1.5rem;
}

.set-report-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.set-report-modal .modal-content {
    overflow: hidden;
    color: var(--sm-ink);
    border: 1px solid var(--sm-line-strong);
    border-radius: var(--radius-card);
    background: var(--sm-paper);
    box-shadow: var(--shadow-lift);
}

.set-report-modal .modal-header {
    align-items: flex-start;
    gap: 1rem;
    padding: 1.35rem 1.4rem 1.1rem;
    border-bottom: 1px solid var(--sm-line);
}

.set-report-modal .modal-header h3 {
    margin: 0.25rem 0 0;
    color: var(--sm-ink);
    font-size: 1.2rem;
    font-weight: 800;
}

.set-report-modal .modal-header p {
    margin: 0.35rem 0 0;
    color: var(--sm-muted);
    font-size: 0.9rem;
}

.set-report-modal-kicker {
    color: var(--sm-accent-deep);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.set-report-modal .btn-close {
    flex: 0 0 auto;
    margin: 0;
    opacity: 0.7;
}

.set-report-modal .btn-close:focus-visible {
    outline: 2px solid var(--sm-accent);
    outline-offset: 3px;
}

.set-report-modal .modal-body {
    padding: 1.25rem 1.4rem 1.4rem;
}

.set-report-form {
    display: grid;
    gap: 0.85rem;
}

.set-report-form label {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--sm-ink);
    font-weight: 700;
}

.set-report-form select,
.set-report-form textarea {
    width: 100%;
    min-height: 44px;
    padding: 0.7rem 0.85rem;
    color: var(--sm-ink);
    border: 1px solid var(--sm-line-strong);
    border-radius: var(--radius-control);
    background: var(--sm-paper);
}

.set-report-form select:focus,
.set-report-form textarea:focus {
    border-color: var(--sm-accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--sm-accent) 18%, transparent);
    outline: none;
}

.set-report-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
    margin-top: 0.25rem;
}

.set-report-form-actions .btn-primary-custom,
.set-report-form-actions .btn-secondary-custom {
    min-height: 2.7rem;
}

.set-report-alert {
    background: #f8fafc;
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 8px;
    color: #334155;
    margin: 1rem 0;
    padding: 0.9rem 1rem;
}

.set-report-alert--success {
    background: #ecfdf5;
    border-color: #a7f3d0;
    color: #047857;
}

.set-report-alert--danger {
    background: #fef2f2;
    border-color: #fecaca;
    color: #b91c1c;
}

.set-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.75rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.set-page-header h1,
.set-form-title {
    margin: 0;
    color: var(--sm-ink);
    font-family: var(--font-body);
    font-size: clamp(1.65rem, 3vw, 2.15rem);
    font-weight: 700;
    letter-spacing: -0.025em;
}

.set-page-header p,
.set-form-intro {
    margin: 0.35rem 0 0;
    color: var(--sm-muted);
    font-size: 0.9375rem;
}

.set-management-shell .btn-primary-custom > i,
.set-management-shell .btn-secondary-custom > i {
    margin-right: 0.35rem;
    vertical-align: -0.1em;
}

.set-detail-hero .btn-primary-custom {
    background: var(--sm-accent);
    color: var(--sm-ink);
}

.set-detail-hero .btn-primary-custom:hover {
    background: var(--sm-accent-deep);
    color: var(--sm-canvas);
}

.set-detail-hero .btn-secondary-custom {
    background: transparent;
    border-color: color-mix(in srgb, var(--sm-canvas) 30%, transparent);
    color: var(--sm-canvas);
}

.set-detail-hero .btn-secondary-custom:hover {
    background: color-mix(in srgb, var(--sm-canvas) 10%, transparent);
    border-color: var(--sm-canvas);
    color: var(--sm-canvas);
}

.set-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.35rem;
    background: var(--sm-paper);
    border: 1px solid var(--sm-line);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    transition: box-shadow var(--duration-med) var(--ease-out),
                border-color var(--duration-fast) var(--ease-out);
}

.set-card:hover {
    border-color: var(--sm-line-strong);
    box-shadow: var(--shadow-lift);
}

.set-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    gap: 0.75rem;
}

.set-card-title {
    margin: 0;
    color: var(--sm-ink);
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.35;
}

.set-card-description {
    display: -webkit-box;
    overflow: hidden;
    margin: 0 0 0.85rem;
    color: var(--sm-muted);
    font-size: 0.875rem;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.set-card-meta {
    margin: 0 0 1rem;
    color: var(--sm-muted);
    font-size: 0.8125rem;
    font-weight: 500;
}

.set-card-progress {
    height: 6px;
    overflow: hidden;
    margin-bottom: 1.1rem;
    background: var(--sage);
    border-radius: var(--radius-pill);
}

.set-card-progress-bar {
    height: 100%;
    background: var(--sm-accent);
    border-radius: inherit;
    transition: width var(--duration-med) var(--ease-out);
}

.set-card-progress-bar.is-high {
    background: var(--sm-success);
}

.set-card-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
    gap: 0.5rem;
    margin-top: auto;
}

.set-card-actions form {
    display: flex;
}

.btn-sm-primary,
.btn-sm-secondary,
.btn-sm-danger {
    display: inline-flex;
    min-height: 2.35rem;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.7rem;
    border-radius: var(--radius-control);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--duration-fast) var(--ease-out),
                border-color var(--duration-fast) var(--ease-out),
                color var(--duration-fast) var(--ease-out),
                transform var(--duration-fast) var(--ease-out);
}

.btn-sm-primary {
    border: 1px solid var(--sm-ink);
    background: var(--sm-ink);
    color: var(--sm-canvas);
}

.btn-sm-primary:hover {
    border-color: var(--sm-ink-soft);
    background: var(--sm-ink-soft);
    color: var(--sm-canvas);
}

.btn-sm-secondary {
    border: 1px solid var(--sm-line-strong);
    background: var(--sm-paper);
    color: var(--sm-ink);
}

.btn-sm-secondary:hover {
    border-color: var(--sm-ink);
    background: var(--sage-soft);
    color: var(--sm-ink);
}

.btn-sm-danger {
    border: 1px solid color-mix(in srgb, var(--sm-error) 30%, var(--sm-line));
    background: var(--sm-error-bg);
    color: var(--sm-error);
}

.btn-sm-danger:hover {
    border-color: var(--sm-error);
    background: color-mix(in srgb, var(--sm-error-bg) 78%, var(--sm-error) 22%);
    color: var(--sm-error);
}

.btn-sm-primary:active,
.btn-sm-secondary:active,
.btn-sm-danger:active {
    transform: scale(0.98);
}

.btn-sm-primary:focus-visible,
.btn-sm-secondary:focus-visible,
.btn-sm-danger:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--sm-accent) 35%, transparent);
    outline-offset: 2px;
}

.set-tag {
    display: inline-flex;
    flex: 0 0 auto;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-pill);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.set-tag-public {
    background: var(--sm-accent-bg);
    color: var(--sm-accent-deep);
}

.set-tag-private {
    background: var(--sm-soft);
    color: var(--sm-muted);
}

.set-empty-state {
    padding: clamp(2.5rem, 7vw, 4.5rem) 1rem;
    border: 1px dashed var(--sm-line-strong);
    border-radius: var(--radius-card);
    background: color-mix(in srgb, var(--sm-paper) 72%, transparent);
    color: var(--sm-muted);
    text-align: center;
}

.set-empty-state-icon {
    display: inline-grid;
    width: 3.5rem;
    height: 3.5rem;
    place-items: center;
    margin-bottom: 1rem;
    border-radius: 50%;
    background: var(--sage-soft);
    color: var(--sm-ink-soft);
    font-size: 1.75rem;
}

.set-empty-state-title {
    margin: 0 0 0.35rem;
    color: var(--sm-ink);
    font-size: 1.1rem;
    font-weight: 700;
}

.set-empty-state-copy {
    margin: 0 0 1.5rem;
}

.set-form-card {
    padding: clamp(1.25rem, 4vw, 2rem);
    background: var(--sm-paper);
    border: 1px solid var(--sm-line);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
}

.set-form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--sm-ink-soft);
    font-size: 0.875rem;
    font-weight: 700;
}

.set-form-input {
    width: 100%;
    padding: 0.75rem 0.875rem;
    background: var(--sm-paper);
    border: 1px solid var(--sm-line-strong);
    border-radius: var(--radius-control);
    color: var(--sm-ink);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    transition: border-color var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
}

.set-form-input::placeholder {
    color: var(--sm-muted-light);
}

.set-form-input:focus {
    outline: none;
    border-color: var(--sm-ink);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--sm-ink) 12%, transparent);
}

.set-form-textarea {
    min-height: 100px;
    resize: vertical;
}

.set-check-label {
    color: var(--sm-ink-soft);
    font-size: 0.875rem;
    cursor: pointer;
}

.set-management-shell .form-check-input {
    border-color: var(--sm-line-strong);
    background-color: var(--sm-paper);
}

.set-management-shell .form-check-input:checked {
    border-color: var(--sm-ink);
    background-color: var(--sm-ink);
}

.set-management-shell .form-check-input:focus {
    border-color: var(--sm-ink);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--sm-ink) 12%, transparent);
}

.set-detail-hero {
    position: relative;
    overflow: hidden;
    margin-bottom: 1.5rem;
    padding: clamp(1.75rem, 5vw, 3rem);
    background: var(--sm-ink);
    border: 1px solid var(--sm-ink);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-lift);
    color: var(--sm-canvas);
    text-align: center;
}

.set-detail-hero::before {
    position: absolute;
    top: 0;
    right: 15%;
    left: 15%;
    height: 4px;
    border-radius: 0 0 var(--radius-pill) var(--radius-pill);
    background: var(--sm-accent);
    content: "";
}

.set-detail-hero h2 {
    margin: 0 0 0.5rem;
    color: var(--sm-canvas);
    font-family: var(--font-body);
    font-size: clamp(1.65rem, 4vw, 2.35rem);
    font-weight: 700;
    letter-spacing: -0.025em;
}

.set-detail-hero p {
    max-width: 42rem;
    margin: 0 auto 1.75rem;
    color: color-mix(in srgb, var(--sm-canvas) 72%, transparent);
}

.set-detail-author-link,
.set-detail-author-fallback {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    margin: 0 auto 1.5rem;
    color: var(--sm-canvas);
    text-decoration: none;
}

.set-detail-author-link:hover strong {
    color: var(--sm-accent);
}

.set-detail-author-link:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--sm-accent) 35%, transparent);
    outline-offset: 4px;
}

.set-detail-author-link > span:last-child,
.set-detail-author-fallback {
    display: grid;
    text-align: left;
}

.set-detail-author-link small {
    color: color-mix(in srgb, var(--sm-canvas) 62%, transparent);
    font-size: 0.7rem;
}

.set-detail-author-link strong {
    color: var(--sm-canvas);
    font-size: 0.85rem;
}

.set-detail-author-avatar {
    display: inline-grid;
    width: 2.5rem;
    height: 2.5rem;
    place-items: center;
    border-radius: 50%;
    background: var(--sm-accent);
    color: var(--sm-ink);
    font-size: 0.75rem;
    font-weight: 800;
}

.set-detail-stats {
    display: flex;
    justify-content: center;
    gap: clamp(1.5rem, 6vw, 3.5rem);
    margin: 0 auto 1.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid color-mix(in srgb, var(--sm-canvas) 20%, transparent);
}

.set-detail-stat {
    min-width: 4.5rem;
    text-align: center;
}

.set-detail-stat-value {
    color: var(--sm-canvas);
    font-size: 1.5rem;
    font-weight: 800;
}

.set-detail-stat-label {
    color: color-mix(in srgb, var(--sm-canvas) 62%, transparent);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.set-detail-list {
    overflow: hidden;
    padding: 1.25rem;
    background: var(--sm-paper);
    border: 1px solid var(--sm-line-strong);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
}

.set-detail-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--sm-line);
}

.set-detail-list-header h3 {
    margin: 0;
    color: var(--sm-ink);
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 700;
}

.set-detail-list-action {
    padding: 0.45rem 0.85rem;
    font-size: 0.8125rem;
}

.set-detail-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 1.5rem;
    padding: 0.9rem 0.75rem;
    border-bottom: 1px solid var(--sm-line);
}

.set-detail-row:last-child {
    border-bottom: none;
}

.set-detail-term {
    color: var(--sm-ink);
    font-weight: 700;
}

.set-detail-meta {
    color: var(--sm-muted);
}

.set-detail-card-list {
    display: grid;
    gap: 1rem;
}

.set-detail-card {
    display: grid;
    gap: 1rem;
    padding: 1.1rem;
    border: 1px solid var(--sm-line-strong);
    border-radius: var(--radius-control);
    background: var(--sm-paper);
    box-shadow: 0 4px 14px rgba(41, 50, 38, 0.04);
}

.set-detail-card-number,
.set-detail-side-label,
.set-detail-example > span {
    color: var(--sm-accent-deep);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.set-detail-card-sides {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.set-detail-side {
    min-width: 0;
    padding: 1rem;
    border: 1px solid var(--sm-line);
    border-radius: var(--radius-control);
}

.set-detail-side-front {
    background: var(--sage-soft);
    border-color: color-mix(in srgb, var(--sm-ink-soft) 18%, var(--sm-line));
}

.set-detail-side-back {
    background: var(--sm-accent-bg);
    border-color: color-mix(in srgb, var(--sm-accent) 30%, var(--sm-line));
}

.set-detail-side h4,
.set-detail-definition {
    margin: 0.55rem 0 0;
    color: var(--sm-ink);
    font-size: 1.1rem;
    line-height: 1.45;
}

.set-detail-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem 1rem;
    margin-top: 0.75rem;
    color: var(--sm-ink-soft);
    font-size: 0.8rem;
}

.set-detail-card-meta-wide {
    margin-top: 0;
    padding: 0.65rem 0.8rem;
    border-radius: var(--radius-control);
    background: var(--sage-soft);
}

.set-detail-example {
    padding: 0.75rem 1rem;
    border-left: 3px solid var(--sm-accent);
    border-radius: 0 var(--radius-control) var(--radius-control) 0;
    background: var(--sm-accent-bg);
}

.set-detail-example p {
    margin: 0.35rem 0 0;
    color: var(--sm-ink-soft);
    line-height: 1.55;
}

.set-detail-card-image {
    display: block;
    max-width: 100%;
    max-height: 220px;
    margin-top: 0.25rem;
    border: 1px solid color-mix(in srgb, var(--sm-accent) 30%, var(--sm-line));
    border-radius: var(--radius-control);
    background: var(--surface-sunken);
    object-fit: contain;
}

.set-uploaded-image {
    max-height: 80px;
    border: 1px solid var(--sm-line);
    border-radius: var(--radius-control);
}

.set-remove-image-label {
    margin-bottom: 0;
    color: var(--sm-error);
    font-size: 0.85rem;
    cursor: pointer;
}

.set-management-shell .alert-danger {
    border-color: color-mix(in srgb, var(--sm-error) 30%, var(--sm-line));
    background: var(--sm-error-bg);
    color: var(--sm-error);
}

.set-management-shell .alert-success {
    border-color: color-mix(in srgb, var(--sm-success) 30%, var(--sm-line));
    background: var(--sm-success-bg);
    color: var(--sm-success);
}

@media (max-width: 767px) {
    .set-page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .set-page-header .btn-primary-custom {
        width: 100%;
        text-align: center;
    }

    .set-detail-stats {
        gap: 1rem;
    }

    .set-detail-row {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .set-detail-card-sides {
        grid-template-columns: 1fr;
    }

    .set-detail-card {
        padding: 0.85rem;
    }
}

@media (max-width: 430px) {
    .set-card-actions {
        grid-template-columns: 1fr 1fr;
    }

    .set-card-actions form {
        grid-column: 1 / -1;
    }

    .set-card-actions .btn-sm-danger {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .set-card,
    .set-card-progress-bar,
    .btn-sm-primary,
    .btn-sm-secondary,
    .btn-sm-danger {
        transition: none;
    }
}