/* ===== History Page ===== */
.history-layout {
    display: flex;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.history-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
}

.history-right {
    width: 380px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-left: 1px solid var(--border);
}

.history-panel-header {
    padding: 8px 16px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.history-header-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

.history-count {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
}

.history-panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 0;
}

/* ===== Grid ===== */
#history-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 4px;
    padding: 8px;
}

.history-card {
    position: relative;
    aspect-ratio: 1;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color var(--transition), transform var(--transition);
    background: var(--bg-input);
}

.history-card:hover {
    border-color: var(--border);
    transform: scale(1.02);
}

.history-card.selected {
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.history-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.history-card-badge {
    position: absolute;
    bottom: 4px;
    right: 4px;
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 0.6rem;
    font-weight: 600;
    background: rgba(0,0,0,0.6);
    color: #fff;
}

.history-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== Detail Panel ===== */
.history-detail-img-wrap {
    padding: 8px;
    display: flex;
    justify-content: center;
    background: #000;
    flex-shrink: 0;
    max-height: 25vh;
    overflow: hidden;
}

.history-detail-img-wrap img {
    max-width: 100%;
    max-height: 25vh;
    object-fit: contain;
    border-radius: 4px;
}

.history-detail-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 10px 14px;
}

/* Meta */
.history-meta-row {
    display: flex;
    gap: 6px;
    font-size: 0.8rem;
    margin-bottom: 2px;
}

.history-meta-key {
    color: var(--text-muted);
    min-width: 40px;
}

/* Action buttons */
.history-action-bar {
    padding: 8px 12px;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.history-btn-row {
    display: flex;
    gap: 4px;
}

.history-btn-row .btn-mask {
    flex: 1;
    font-size: 0.72rem;
    padding: 4px 4px;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-no-params {
    color: var(--text-muted);
    font-size: 0.82rem;
    font-style: italic;
    padding: 8px 0;
}

/* Toolbar buttons */
.history-tool-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.82rem;
    padding: 2px 6px;
    border-radius: 4px;
    transition: all var(--transition);
}

.history-tool-btn:hover {
    color: var(--accent);
    background: var(--bg-hover);
}

.history-tool-btn.danger:hover {
    color: var(--error);
}

@media (max-width: 900px) {
    .history-layout { flex-direction: column; }
    .history-right {
        width: 100%;
        height: 40%;
        max-width: none;
        min-width: 0;
        border-left: none;
        border-top: 1px solid var(--border);
    }
}

/* ===== Search Bar ===== */
.history-search-bar {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.history-search-wrap {
    display: flex;
    align-items: center;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0 8px;
    transition: border-color var(--transition);
}

.history-search-wrap:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

.history-search-icon {
    font-size: 0.85rem;
    opacity: 0.5;
    flex-shrink: 0;
    margin-right: 6px;
}

.history-search-input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 0.85rem;
    padding: 7px 0;
    font-family: inherit;
    min-width: 0;
}

.history-search-input::placeholder {
    color: var(--text-muted);
}

.history-search-clear {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.7rem;
    padding: 2px 4px;
    border-radius: 50%;
    transition: all var(--transition);
    flex-shrink: 0;
    line-height: 1;
}

.history-search-clear:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}