/* ==================== UNKNOWN WORDS ==================== */

/* Layout */
.uw-layout {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Header Card */
.uw-header-card {
    padding: 14px 16px !important;
}

.uw-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.uw-page-title {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.uw-word-count {
    background: var(--accent);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 12px;
    border-radius: 12px;
}

.uw-hint {
    margin: 6px 0 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Toolbar Card */
.uw-toolbar-card {
    padding: 10px 14px !important;
}

.uw-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
}

.uw-search-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--option-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 4px 4px 4px 14px;
    transition: border-color 0.2s;
}

.uw-search-wrapper:focus-within {
    border-color: var(--accent);
}

.uw-search-icon {
    font-size: 0.85rem;
    flex-shrink: 0;
    opacity: 0.6;
}

.uw-search-wrapper input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 0.88rem;
    padding: 7px 4px;
    outline: none;
}

.uw-search-wrapper input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.uw-toolbar-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.uw-export-btn {
    background: transparent !important;
    border: 1px solid var(--success) !important;
    color: var(--success) !important;
    padding: 6px 12px !important;
    font-size: 0.78rem !important;
    white-space: nowrap;
    transition: all 0.2s;
}

.uw-export-btn:hover {
    background: var(--success) !important;
    color: #fff !important;
}

.uw-sort-select {
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--option-bg);
    color: var(--text-primary);
    font-size: 0.78rem;
    cursor: pointer;
    outline: none;
}

/* List Card */
.uw-list-card {
    padding: 16px !important;
}

.uw-word-grid {
    max-height: 500px;
    overflow-y: auto;
}

/* Letter Groups */
.uw-letter-group {
    margin-bottom: 16px;
}

.uw-letter-group:last-child {
    margin-bottom: 0;
}

.uw-letter-header {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    padding: 0 4px 6px;
    margin-bottom: 8px;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

.uw-letter-words {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.uw-word-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--option-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-primary);
    transition: border-color 0.2s, background 0.2s;
}

.uw-word-item:hover {
    border-color: var(--accent);
    background: var(--option-hover);
}

.uw-word-text {
    font-weight: 500;
}

.uw-word-remove {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    padding: 0 2px;
    line-height: 1;
    opacity: 0.5;
    transition: all 0.2s;
}

.uw-word-remove:hover {
    color: var(--error);
    opacity: 1;
}

/* Empty State */
.uw-empty-state {
    text-align: center;
    padding: 40px 20px;
}

.uw-empty-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 8px;
}

.uw-empty-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px;
}

.uw-empty-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Danger Zone */
.uw-danger-zone {
    display: flex;
    justify-content: center;
    padding: 4px 0;
}

/* Mobile */
@media (max-width: 500px) {
    .uw-toolbar {
        flex-direction: column;
        gap: 8px;
    }
    
    .uw-search-wrapper {
        width: 100%;
    }
    
    .uw-toolbar-actions {
        width: 100%;
        justify-content: space-between;
    }
}

/* Legacy compat - keep old .word-tag for any other usage */

/* Empty State */
.empty-state {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px;
}

/* Help Text */
.help-text {
    margin-top: 24px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-align: center;
}