.tb-file-picker {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.tb-file-picker__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--admin-text-muted, #64748b);
}

.tb-file-picker__hint {
    margin: 0;
    font-size: 0.75rem;
    color: var(--admin-text-muted, #94a3b8);
}

.tb-file-picker__input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.tb-file-picker__empty[hidden],
.tb-file-picker__preview[hidden],
.tb-file-picker__image[hidden],
.tb-file-picker__ext-badge[hidden] {
    display: none !important;
}

/* --- empty / drop zone --- */
.tb-file-picker__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    min-height: 6.5rem;
    padding: 1rem;
    border: 1.5px dashed var(--admin-border, #cbd5e1);
    border-radius: 0.75rem;
    background: var(--admin-surface-variant, #f8fafc);
    color: var(--admin-text-muted, #64748b);
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.tb-file-picker__empty:hover,
.tb-file-picker.is-dragover .tb-file-picker__empty {
    border-color: var(--brand-500, #0ea5e9);
    background: rgba(14, 165, 233, 0.06);
}

.tb-file-picker__empty-icon {
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    background: rgba(14, 165, 233, 0.12);
    position: relative;
    flex-shrink: 0;
}

.tb-file-picker__empty-icon::before,
.tb-file-picker__empty-icon::after {
    content: "";
    position: absolute;
    background: var(--brand-600, #0284c7);
    border-radius: 1px;
}

.tb-file-picker__empty-icon::before {
    width: 1rem;
    height: 2px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.tb-file-picker__empty-icon::after {
    width: 2px;
    height: 1rem;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.tb-file-picker__empty-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--admin-text, #1e293b);
}

.tb-file-picker__empty-subtitle {
    font-size: 0.75rem;
    text-align: center;
    line-height: 1.5;
}

/* --- selected file --- */
.tb-file-picker__preview {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--admin-border, #e2e8f0);
    border-radius: 0.75rem;
    background: var(--admin-surface, #fff);
}

.tb-file-picker__thumb {
    flex: 0 0 auto;
    width: 3rem;
    height: 3rem;
    border-radius: 0.5rem;
    overflow: hidden;
    border: 1px solid var(--admin-border, #e2e8f0);
    background: var(--admin-surface-variant, #f1f5f9);
    display: flex;
    align-items: center;
    justify-content: center;
}

.tb-file-picker__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.tb-file-picker__ext-badge {
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--brand-600, #0284c7);
    text-transform: uppercase;
}

.tb-file-picker__details {
    flex: 1;
    min-width: 0;
}

.tb-file-picker__name {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--admin-text, #1e293b);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tb-file-picker__preview-actions {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.tb-file-picker__change,
.tb-file-picker__clear {
    border: none;
    background: transparent;
    border-radius: 0.375rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s ease, color 0.15s ease;
}

.tb-file-picker__change {
    color: var(--brand-600, #0284c7);
}

.tb-file-picker__change:hover {
    background: rgba(14, 165, 233, 0.1);
}

.tb-file-picker__clear {
    color: #dc2626;
}

.tb-file-picker__clear:hover {
    background: rgba(220, 38, 38, 0.08);
}

/* --- inline variant (ticket composer) --- */
.tb-file-picker--inline {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.tb-file-picker--inline .tb-file-picker__attach {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--admin-text-muted, #64748b);
    cursor: pointer;
    flex-shrink: 0;
}

.tb-file-picker--inline .tb-file-picker__attach:hover {
    background: rgba(100, 116, 139, 0.12);
}

.tb-file-picker--inline .tb-file-picker__attach svg {
    width: 1.125rem;
    height: 1.125rem;
}

.tb-file-picker--inline .tb-file-picker__preview {
    flex: 1;
    min-width: 0;
    padding: 0.375rem 0.5rem;
    gap: 0.5rem;
}

.tb-file-picker--inline .tb-file-picker__thumb {
    width: 2.25rem;
    height: 2.25rem;
}

.tb-file-picker--inline .tb-file-picker__preview-actions {
    gap: 0.25rem;
}

/* --- dark theme --- */
[data-theme="dark"] .tb-file-picker__empty {
    background: var(--admin-surface-variant, #334155);
    border-color: var(--admin-border, #475569);
}

[data-theme="dark"] .tb-file-picker__empty-title,
[data-theme="dark"] .tb-file-picker__name {
    color: var(--admin-text, #f1f5f9);
}

[data-theme="dark"] .tb-file-picker__preview {
    background: var(--admin-surface, #1e293b);
    border-color: var(--admin-border, #475569);
}

[data-theme="dark"] .tb-file-picker__thumb {
    background: var(--admin-surface-variant, #334155);
    border-color: var(--admin-border, #475569);
}

[data-theme="dark"] .tb-file-picker__ext-badge {
    color: #7dd3fc;
}

[data-theme="dark"] .tb-file-picker__change {
    color: #7dd3fc;
}

[data-theme="dark"] .tb-file-picker__change:hover {
    background: rgba(125, 211, 252, 0.12);
}

[data-theme="dark"] .tb-file-picker__clear {
    color: #fca5a5;
}

[data-theme="dark"] .tb-file-picker__clear:hover {
    background: rgba(248, 113, 113, 0.12);
}