/* ========= 装机堂 · 精准频率指示器（括号上置版） ========= */
        .gpu-freq-module {
            padding: 28px 32px;
            width: 100%;
        }

        .freq-header {
            display: flex;
            justify-content: space-between;
            align-items: baseline;
            flex-wrap: wrap;
            margin-bottom: 24px;
            gap: 12px;
        }
        .gpu-title {
            font-size: 20px;
            font-weight: 700;
            color: #0a1927;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .gpu-badge {
            background: #e9e6ff;
            color: #6c5ce7;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 40px;
        }
        .freq-value-large-container {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .freq-value-large {
            font-size: 32px;
            font-weight: 800;
            color: #10B981;
            background: #f0fdf4;
            padding: 6px 18px;
            border-radius: 60px;
            line-height: 1.2;
            display: inline-block;
        }
        .freq-unit {
            font-size: 16px;
            font-weight: 500;
            color: #5b6e8c;
            margin-left: 4px;
        }

        /* 可视化核心区：重新调整布局，将括号容器置于轨道之上 */
        .freq-visual {
            margin: 20px 0 16px;
        }

        /* 轨道容器（相对定位，用于高亮条） */
        .range-scale {
            position: relative;
            margin: 20px 0 8px;  /* 增加上边距为括号预留空间 */
        }
        .scale-track {
            display: flex;
            height: 12px;
            width: 100%;
            border-radius: 20px;
            overflow: hidden;
            background: #eef2f8;
        }
        .track-segment {
            height: 100%;
            transition: width 0.2s ease;
        }
        .track-segment.low {
            background: linear-gradient(90deg, #b9f5e0, #8de6c2);
        }
        .track-segment.mid {
            background: linear-gradient(90deg, #fef3b6, #fde047);
        }
        .track-segment.high {
            background: linear-gradient(90deg, #ffcdcd, #f9acac);
        }

        /* 高亮条 (覆盖在轨道上) */
        .freq-range-indicator {
            position: absolute;
            top: 0;
            height: 12px;
            background: rgba(16, 185, 129, 0.55);
            border-left: 2px solid #0f9e6e;
            border-right: 2px solid #0f9e6e;
            border-radius: 20px;
            box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.4);
            pointer-events: none;
            transition: left 0.2s ease, width 0.2s ease;
            z-index: 3;
        }

        /* 括号容器 —— 移至轨道上方 (scale-track 之上) */
        .current-range-wrapper {
            position: relative;
            margin-bottom: 8px;   /* 与轨道保持间距 */
            height: 26px;
        }
        .range-bracket {
            position: absolute;
            top: 0;
            height: 18px;
            background: transparent;
            transition: left 0.2s ease, width 0.2s ease;
            pointer-events: none;
        }
        /* 括号样式：向下开口，位于轨道上方 */
        .range-bracket::before,
        .range-bracket::after {
            content: '';
            position: absolute;
            top: 30px;
            width: 0;
            height: 12px;
            border-top: 2.5px solid #10B981;
            transition: inherit;
        }
        .range-bracket::before {
            left: 0;
            border-left: 2.5px solid #10B981;
            /*border-radius: 8px 0 0 0;*/
        }
        .range-bracket::after {
            right: 0;
            border-right: 2.5px solid #10B981;
            /*border-radius: 0 8px 0 0;*/
        }
        .bracket-label {
            position: absolute;
            top: 0;          /* 位于括号下方 */
            left: 50%;
            transform: translateX(-50%);
            background: #10B981;
            color: white;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 40px;
            white-space: nowrap;
            box-shadow: 0 2px 6px rgba(0,0,0,0.12);
            pointer-events: none;
            z-index: 5;
        }

        /* 阈值标签容器 (精准定位) */
        .threshold-labels {
            position: relative;
            margin-top: 28px;
            min-height: 56px;
            width: 100%;
            display: flex;
            justify-content: space-evenly;
        }
        .threshold-item {
            text-align: center;
            white-space: nowrap;
            transition: left 0.2s ease;
            pointer-events: none;
        }
        .threshold-val {
            font-size: 13px;
            font-weight: 700;
            color: #2c3e4f;
            background: #f8fafc;
            padding: 4px 12px;
            border-radius: 40px;
            border: 1px solid #eef2f8;
            display: inline-block;
            white-space: nowrap;
        }
        .threshold-desc {
            font-size: 11px;
            color: #6b7f98;
            margin-top: 6px;
            font-weight: 500;
        }

        /* 底部卡片 */
        .freq-note {
            background: #f9fafc;
            border-radius: 24px;
            padding: 16px 24px;
            margin-top: 32px;
            border: 1px solid #eef2f8;
            font-size: 13px;
            color: #1f2e3e;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        .note-text {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .tip-icon {
            background: #e6f7ec;
            border-radius: 30px;
            padding: 5px 14px;
            font-size: 12px;
            font-weight: 500;
            color: #0e7c42;
        }

        /* 响应式 */
        @media (max-width: 680px) {
            .gpu-freq-module {
                padding: 20px;
            }
            .freq-value-large {
                font-size: 24px;
                padding: 4px 14px;
            }
            .threshold-val {
                font-size: 11px;
                padding: 3px 8px;
            }
            .bracket-label {
                font-size: 9px;
                padding: 2px 8px;
                top: 16px;
            }
            .freq-header {
                margin-top: 15px;
                justify-content: center;
                gap: 20px;
                margin-bottom: -10px;
            }
            .threshold-item {
                white-space: normal;
            }
            .threshold-val {
                font-size: 10px;
            }
            .freq-note {
                flex-direction: column;
                align-items: flex-start;
            }
        }