/**
 * 工具页专用样式
 */

/* ========== Sidebar ========== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--color-bg);
    border-right: 1px solid var(--color-border-light);
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* 侧边栏搜索 */
.sidebar-search-wrapper {
    padding: 12px 12px 8px;
    border-bottom: 1px solid var(--color-border-light);
    flex-shrink: 0;
    position: relative;
}

.sidebar-search {
    width: 100%;
    height: 36px;
    padding: 0 12px 0 36px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 13px;
    background: var(--color-bg-secondary);
    transition: var(--transition);
}

.sidebar-search:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-bg);
}

.sidebar-search-icon {
    position: absolute;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-light);
    pointer-events: none;
}

/* 侧边栏内容区 */
.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
}

.sidebar-content::-webkit-scrollbar {
    width: 6px;
}

.sidebar-content::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-content::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}

.sidebar-content::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-light);
}

/* 分类折叠 */
.sidebar-section {
    margin-bottom: 4px;
}

.sidebar-category {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    cursor: pointer;
    user-select: none;
    transition: var(--transition);
    border-radius: 6px;
    margin: 0 8px 4px;
}

.sidebar-category:hover {
    background: var(--color-bg-secondary);
}

.sidebar-category-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-category-icon {
    font-size: 16px;
}

.sidebar-category-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text);
}

.sidebar-category-count {
    font-size: 11px;
    color: var(--color-text-light);
    background: var(--color-bg-secondary);
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

.sidebar-category-arrow {
    font-size: 10px;
    color: var(--color-text-light);
    transition: transform 0.2s ease;
}

.sidebar-section.collapsed .sidebar-category-arrow {
    transform: rotate(-90deg);
}

/* 分类工具列表 */
.sidebar-tools {
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.sidebar-section.collapsed .sidebar-tools {
    max-height: 0 !important;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px 8px 28px;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 13px;
    transition: var(--transition);
    border-left: 2px solid transparent;
    margin-left: 12px;
}

.sidebar-item:hover {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    border-left-color: var(--color-border);
}

.sidebar-item.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 500;
    border-left-color: var(--color-primary);
}

.sidebar-icon {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.sidebar-item-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 无搜索结果 */
.sidebar-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--color-text-light);
    font-size: 13px;
}

.sidebar-empty-icon {
    font-size: 32px;
    margin-bottom: 8px;
    opacity: 0.5;
}

/* ========== 工具页主体布局 ========== */
.main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
}

.footer {
    margin-left: var(--sidebar-width);
}

.main-inner {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
    max-width: 100%;
    gap: 20px;
}

/* ========== Tool Area ========== */
.tool-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    width: 100%;
}

/* ========== Tool Header ========== */
.tool-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.tool-title {
    font-size: 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tool-title-icon {
    font-size: 22px;
}

.tool-actions {
    display: flex;
    gap: 8px;
}

/* ========== Buttons ========== */
.btn {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
}

.btn-secondary {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-bg-tertiary);
}

.btn-success {
    background: var(--color-success);
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* ========== Editor Panel ========== */
.editor-panel {
    flex: 1;
    display: flex;
    gap: 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    min-height: 500px;
}

.editor-pane {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.editor-pane + .editor-pane {
    border-left: 1px solid var(--color-border);
}

.editor-pane-header {
    padding: 12px 16px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.editor-pane-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.editor-pane-actions {
    display: flex;
    gap: 6px;
}

.editor-pane-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.editor-textarea {
    flex: 1;
    width: 100%;
    padding: 16px;
    border: none;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.7;
    resize: none;
    background: var(--color-bg);
    color: var(--color-text);
}

.editor-textarea:focus {
    outline: none;
}

.editor-textarea::placeholder {
    color: var(--color-text-light);
}

.editor-output {
    flex: 1;
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.7;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-all;
    background: var(--color-bg);
}

.editor-output.error {
    color: var(--color-error);
    background: #fef2f2;
}

/* ========== Status Bar ========== */
.status-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-light);
    font-size: 12px;
    color: var(--color-text-secondary);
}

.status-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-dot.success {
    background: var(--color-success);
}

.status-dot.error {
    background: var(--color-error);
}

/* ========== Bottom Info Bar ========== */
.bottom-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border-light);
}

.info-card {
    background: var(--color-bg-secondary);
    border-radius: 10px;
    padding: 20px;
}

.info-card-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-tool-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.info-tool-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--color-bg);
    border-radius: 6px;
    text-decoration: none;
    color: var(--color-text);
    font-size: 13px;
    transition: var(--transition);
}

.info-tool-item:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.info-tool-icon {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.info-tool-icon.blue { background: #e8f0fe; color: #1a73e8; }
.info-tool-icon.green { background: #e6f4ea; color: #34a853; }
.info-tool-icon.yellow { background: #fef7e0; color: #fbbc04; }
.info-tool-icon.red { background: #fce8e6; color: #ea4335; }
.info-tool-icon.purple { background: #f3e8fd; color: #9334e6; }
.info-tool-icon.orange { background: #fef3e0; color: #f09300; }

.usage-list {
    font-size: 13px;
    color: var(--color-text-secondary);
    padding-left: 18px;
    margin: 0;
    list-style: decimal;
}

.usage-list li {
    margin-bottom: 6px;
}

/* ========== Toast ========== */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-text);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    z-index: 1000;
    animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translate(-50%, 20px); }
    to { opacity: 1; transform: translate(-50%, 0); }
}

/* ========== 响应式 ========== */
@media (max-width: 900px) {
    .sidebar {
        display: none;
    }

    .main {
        margin-left: 0;
    }

    .footer {
        margin-left: 0;
    }

    .editor-panel {
        flex-direction: column;
    }

    .editor-pane + .editor-pane {
        border-left: none;
        border-top: 1px solid var(--color-border);
    }

    .bottom-info {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .tool-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .tool-title {
        font-size: 18px;
    }

    .main-inner {
        padding: 16px;
        gap: 16px;
    }

    .editor-panel {
        min-height: 300px;
        border-radius: 8px;
    }

    .editor-textarea {
        padding: 12px;
        font-size: 12px;
    }

    .info-card {
        padding: 16px;
    }
}