/* SQL 格式化工具专用样式 */
/* 所有样式都限定在 .tool-page 作用域下，避免污染全局 */

.tool-page {
    --sql-card-radius: 16px;
    --sql-card-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
}

/* ========== 工具网格布局 ========== */
.tool-page .sql-tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

/* ========== 编辑器和结果卡片 ========== */
.tool-page .sql-editor-card,
.tool-page .sql-result-card {
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.9), rgba(226, 232, 240, 0.8));
    backdrop-filter: blur(8px);
    border-radius: var(--sql-card-radius);
    padding: 28px;
    box-shadow: var(--sql-card-shadow);
    border: 1px solid rgba(148, 163, 184, 0.25);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* ========== 面板头部 ========== */
.tool-page .sql-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.tool-page .sql-panel-header h2 {
    font-size: 1.4rem;
    color: #1f2937;
    margin-bottom: 6px;
}

.tool-page .sql-panel-subtitle {
    color: #4b5563;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* ========== 统计信息 ========== */
.tool-page .sql-metrics {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.85rem;
    color: #64748b;
    text-align: right;
}

/* ========== 拖拽上传区域 ========== */
.tool-page .sql-drop-zone {
    position: relative;
    border: 1px dashed rgba(148, 163, 184, 0.6);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.95);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.tool-page .sql-drop-zone.drag-active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(66, 133, 244, 0.15);
}

/* ========== 文本输入区域 ========== */
.tool-page .sql-textarea {
    width: 100%;
    min-height: 280px;
    border: none;
    background: transparent;
    padding: 20px;
    font-family: "JetBrains Mono", "Fira Code", Consolas, "Courier New", monospace;
    font-size: 0.95rem;
    line-height: 1.6;
    color: #1f2937;
    resize: vertical;
    outline: none;
}

.tool-page .sql-textarea::placeholder {
    color: #94a3b8;
}

/* ========== 拖拽提示 ========== */
.tool-page .sql-drop-hint {
    position: absolute;
    bottom: 12px;
    right: 16px;
    font-size: 0.85rem;
    color: #94a3b8;
    pointer-events: none;
}

/* ========== 操作按钮组 ========== */
.tool-page .sql-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
    align-items: center;
}

.tool-page .sql-action-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* ========== 幽灵按钮样式 ========== */
.tool-page .sql-ghost-btn {
    background: rgba(226, 232, 240, 0.5);
    color: #1f2937;
    border: 1px solid rgba(148, 163, 184, 0.4);
}

.tool-page .sql-ghost-btn:hover {
    background: rgba(148, 163, 184, 0.15);
    color: var(--primary-color);
}

/* ========== 格式化选项 ========== */
.tool-page .sql-options {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 12px;
    padding: 12px 16px;
    border: 1px solid rgba(148, 163, 184, 0.25);
}

.tool-page .sql-select-label {
    font-size: 0.9rem;
    color: #475569;
}

.tool-page .sql-select {
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    background: #ffffff;
    color: #1f2937;
    font-size: 0.9rem;
    min-width: 110px;
}

/* ========== 开关切换 ========== */
.tool-page .sql-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: #475569;
    cursor: pointer;
}

.tool-page .sql-toggle input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
}

/* ========== SQL 统计信息 ========== */
.tool-page .sql-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
    background: rgba(17, 24, 39, 0.03);
    padding: 16px;
    border-radius: 12px;
    color: #1f2937;
    font-size: 0.9rem;
}

/* ========== 标签页组件 ========== */
.tool-page .sql-tabs {
    display: inline-flex;
    align-self: flex-start;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(148, 163, 184, 0.4);
    padding: 6px;
    gap: 6px;
}

.tool-page .sql-tab {
    border: none;
    border-radius: 999px;
    padding: 8px 18px;
    font-size: 0.9rem;
    font-weight: 600;
    background: transparent;
    color: #475569;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease;
}

.tool-page .sql-tab.active {
    background: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 8px 16px rgba(66, 133, 244, 0.25);
}

/* ========== 标签页面板 ========== */
.tool-page .sql-tab-panel {
    display: flex;
    flex-direction: column;
    gap: 18px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 14px;
    padding: 20px;
    border: 1px solid rgba(148, 163, 184, 0.25);
}

.tool-page .sql-output-actions {
    display: flex;
    gap: 10px;
}

/* ========== 代码输出区域 ========== */
.tool-page .sql-output {
    white-space: pre-wrap;
    word-break: break-word;
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 10px;
    padding: 20px;
    min-height: 260px;
    max-height: 520px;
    overflow: auto;
    font-family: "JetBrains Mono", "Fira Code", Consolas, "Courier New", monospace;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========== 响应式设计 ========== */

/* 1024px 以下 - 平板端 */
@media (max-width: 1024px) {
    .tool-page .sql-editor-card,
    .tool-page .sql-result-card {
        padding: 24px;
    }

    .tool-page .sql-textarea {
        min-height: 240px;
    }
}

/* 768px 以下 - 移动端 */
@media (max-width: 768px) {
    .tool-page .sql-tool-grid {
        grid-template-columns: 1fr;
    }

    .tool-page .sql-panel-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .tool-page .sql-metrics {
        flex-direction: row;
        gap: 12px;
    }

    .tool-page .sql-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .tool-page .sql-action-group {
        width: 100%;
        justify-content: center;
    }

    .tool-page .sql-output-actions {
        flex-wrap: wrap;
    }
}

/* 480px 以下 - 小屏手机 */
@media (max-width: 480px) {
    .tool-page .sql-select {
        width: 100%;
    }

    .tool-page .sql-tabs {
        width: 100%;
        justify-content: space-between;
    }

    .tool-page .sql-tab {
        flex: 1;
        text-align: center;
    }
}