/* ----- 所有样式严格限定在 .gd-spectra-module 内部 ----- */
    .gd-spectra-module,
    .gd-spectra-module *,
    .gd-spectra-module *::before,
    .gd-spectra-module *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    .gd-spectra-module {
        display: block;
        width: 100%;
        max-width: 1240px;
        margin: 40px auto;
        padding: 20px 24px;
        font-family: 'Roboto', 'Inter', sans-serif;
        background: #ffffff;
        border-radius: 16px;
        /* 继承原版配色 */
        --gd-primary: #2A5CAA;
        --gd-primary-light: #4A7CC8;
        --gd-primary-dark: #1A3F7A;
        --gd-secondary: #F5F7FA;
        --gd-accent: #FF6B35;
        --gd-text: #333333;
        --gd-text-light: #555555;
        --gd-border: #E0E0E0;
        --gd-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        --gd-shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.12);
        --gd-radius: 8px;
        --gd-radius-lg: 16px;
        --gd-transition: all 0.3s ease;
    }

    /* ----- 标题区 ----- */
    .gd-spectra-module .gd-header {
        text-align: center;
        margin-bottom: 50px;
    }

    .gd-spectra-module .gd-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(42, 92, 170, 0.07);
        color: var(--gd-primary);
        font-size: 0.75rem;
        font-weight: 700;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        padding: 6px 20px;
        border-radius: 100px;
        margin-bottom: 16px;
        font-family: 'Inter', sans-serif;
        border: 1px solid rgba(42, 92, 170, 0.08);
    }
    .gd-spectra-module .gd-badge svg {
        width: 16px;
        height: 16px;
        fill: var(--gd-primary);
    }

    .gd-spectra-module .gd-title {
        font-family: 'Montserrat', sans-serif;
        font-size: 2.6rem;
        font-weight: 800;
        color: var(--gd-primary-dark);
        letter-spacing: -0.02em;
        line-height: 1.15;
        margin-bottom: 10px;
    }
    .gd-spectra-module .gd-title .highlight {
        color: var(--gd-primary);
    }
    .gd-spectra-module .gd-title .highlight sup {
        font-size: 0.45em;
        top: -1.1em;
        color: var(--gd-primary-light);
        font-weight: 600;
    }
    .gd-spectra-module .gd-title .light-text {
        font-weight: 300;
        color: var(--gd-text-light);
    }

    .gd-spectra-module .gd-subtitle {
        font-size: 1.1rem;
        color: var(--gd-text-light);
        max-width: 680px;
        margin: 0 auto 6px;
        font-weight: 400;
    }

    .gd-spectra-module .gd-stats-bar {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px 40px;
        margin-top: 20px;
        padding-top: 18px;
        border-top: 1px solid var(--gd-border);
        max-width: 720px;
        margin-left: auto;
        margin-right: auto;
    }
    .gd-spectra-module .gd-stat-item {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 0.95rem;
        color: var(--gd-text-light);
        font-weight: 500;
    }
    .gd-spectra-module .gd-stat-item .num {
        font-family: 'Montserrat', sans-serif;
        font-weight: 800;
        font-size: 1.4rem;
        color: var(--gd-primary);
        letter-spacing: -0.02em;
    }
    .gd-spectra-module .gd-stat-item .num.accent {
        color: var(--gd-accent);
    }
    .gd-spectra-module .gd-stat-item .suffix {
        font-weight: 400;
        color: var(--gd-text-light);
        font-size: 0.85rem;
    }

    /* ----- 色彩对比区 ----- */
    .gd-spectra-module .gd-comparison {
        display: grid;
        grid-template-columns: 1fr auto 1fr;
        gap: 20px;
        align-items: stretch;
        margin-bottom: 50px;
        background: #ffffff;
        border-radius: var(--gd-radius-lg);
        box-shadow: var(--gd-shadow);
        padding: 30px 24px;
        border: 1px solid var(--gd-border);
        transition: var(--gd-transition);
    }
    .gd-spectra-module .gd-comparison:hover {
        box-shadow: var(--gd-shadow-hover);
        border-color: transparent;
    }

    .gd-spectra-module .gd-comp-card {
        text-align: center;
        padding: 6px 2px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    .gd-spectra-module .gd-comp-card .label {
        font-size: 0.85rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        color: var(--gd-text-light);
        margin-bottom: 12px;
        font-family: 'Montserrat', sans-serif;
    }
    .gd-spectra-module .gd-comp-card .label .highlight {
        color: var(--gd-primary);
        font-weight: 800;
    }

    .gd-spectra-module .gd-color-wrap {
        position: relative;
        padding: 0 4px;
        margin-bottom: 14px;
        max-width: 360px;
        margin-left: auto;
        margin-right: auto;
        width: 100%;
    }
    .gd-spectra-module .gd-color-bar {
        height: 28px;
        border-radius: 40px;
        box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
        position: relative;
        overflow: hidden;
        transition: transform 0.5s ease;
        width: 100%;
    }
    .gd-spectra-module .gd-comparison:hover .gd-color-bar {
        transform: scaleX(1.02);
    }
    .gd-spectra-module .gd-color-bar.spectra {
        background: linear-gradient(90deg,
                #FF1744 0%, #FF6D00 16%,
                #FFD600 32%, #00E676 48%,
                #00BCD4 64%, #2979FF 80%,
                #D500F9 100%);
        background-size: 200% 100%;
        animation: gd-shimmer 8s ease-in-out infinite alternate;
    }
    .gd-spectra-module .gd-color-bar.prev {
        background: linear-gradient(90deg,
                #c9d2d9 0%, #d5dce3 25%,
                #dce2ea 50%, #e2e8f0 75%,
                #c9d2d9 100%);
        opacity: 0.7;
    }
    @keyframes gd-shimmer {
        0% {
            background-position: 0% 0%;
        }
        100% {
            background-position: 100% 0%;
        }
    }

    .gd-spectra-module .gd-comp-metrics {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 6px 28px;
        margin-top: 6px;
    }
    .gd-spectra-module .gd-metric {
        display: flex;
        align-items: baseline;
        gap: 4px;
        font-size: 0.9rem;
        color: var(--gd-text-light);
        font-weight: 500;
    }
    .gd-spectra-module .gd-metric .num {
        font-family: 'Montserrat', sans-serif;
        font-weight: 800;
        font-size: 1.5rem;
        color: var(--gd-primary-dark);
        letter-spacing: -0.02em;
        line-height: 1.2;
    }
    .gd-spectra-module .gd-metric .num.accent-num {
        color: var(--gd-accent);
        font-size: 1.6rem;
    }
    .gd-spectra-module .gd-metric .suffix {
        font-size: 0.8rem;
        color: var(--gd-text-light);
        font-weight: 400;
    }

    .gd-spectra-module .gd-vs {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 0 10px;
        font-family: 'Montserrat', sans-serif;
        font-weight: 800;
        font-size: 1.2rem;
        color: #CBD5E1;
        letter-spacing: 0.08em;
        user-select: none;
    }
    .gd-spectra-module .gd-vs::before,
    .gd-spectra-module .gd-vs::after {
        content: '';
        width: 2px;
        height: 28px;
        background: linear-gradient(to bottom, transparent, var(--gd-border), transparent);
        display: block;
        margin: 4px auto;
    }

    .gd-spectra-module .gd-win-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--gd-accent);
        color: #fff;
        font-size: 0.7rem;
        font-weight: 700;
        padding: 3px 16px;
        border-radius: 100px;
        margin-top: 10px;
        letter-spacing: 0.06em;
        box-shadow: 0 4px 16px rgba(255, 107, 53, 0.25);
        font-family: 'Montserrat', sans-serif;
        text-transform: uppercase;
        align-self: center;
    }
    .gd-spectra-module .gd-win-badge svg {
        width: 14px;
        height: 14px;
        fill: #fff;
    }

    /* ----- 三大功能卡片 ----- */
    .gd-spectra-module .gd-trio {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
        margin-top: 8px;
    }

    .gd-spectra-module .gd-card {
        background: #ffffff;
        border-radius: var(--gd-radius-lg);
        padding: 30px 24px 26px;
        box-shadow: var(--gd-shadow);
        border: 1px solid var(--gd-border);
        transition: var(--gd-transition);
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        position: relative;
        overflow: hidden;
    }
    .gd-spectra-module .gd-card::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: linear-gradient(90deg, var(--gd-primary), var(--gd-primary-light), var(--gd-accent));
        opacity: 0;
        transition: var(--gd-transition);
    }
    .gd-spectra-module .gd-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--gd-shadow-hover);
        border-color: transparent;
    }
    .gd-spectra-module .gd-card:hover::after {
        opacity: 1;
    }

    .gd-spectra-module .gd-icon-box {
        width: 68px;
        height: 68px;
        border-radius: 18px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;
        flex-shrink: 0;
        background: #F8FAFC;
        transition: var(--gd-transition);
        border: 1px solid rgba(42, 92, 170, 0.06);
    }
    .gd-spectra-module .gd-card:hover .gd-icon-box {
        background: var(--gd-primary);
        border-color: var(--gd-primary);
        transform: scale(1.04) rotate(-1deg);
        box-shadow: 0 8px 24px rgba(42, 92, 170, 0.15);
    }

    .gd-spectra-module .gd-icon-box svg {
        width: 36px;
        height: 36px;
        stroke-width: 1.8;
        stroke-linecap: round;
        stroke-linejoin: round;
        transition: var(--gd-transition);
    }
    .gd-spectra-module .gd-icon-box .primary-stroke {
        stroke: var(--gd-primary);
        fill: none;
    }
    .gd-spectra-module .gd-icon-box .accent-stroke {
        stroke: var(--gd-accent);
        fill: none;
    }
    .gd-spectra-module .gd-icon-box .primary-fill {
        fill: var(--gd-primary);
        stroke: none;
    }
    .gd-spectra-module .gd-icon-box .accent-fill {
        fill: var(--gd-accent);
        stroke: none;
    }
    .gd-spectra-module .gd-card:hover .gd-icon-box .primary-stroke {
        stroke: #ffffff;
    }
    .gd-spectra-module .gd-card:hover .gd-icon-box .accent-stroke {
        stroke: #FFD6C0;
    }
    .gd-spectra-module .gd-card:hover .gd-icon-box .primary-fill {
        fill: #ffffff;
    }
    .gd-spectra-module .gd-card:hover .gd-icon-box .accent-fill {
        fill: #FFD6C0;
    }

    .gd-spectra-module .gd-stat-badge {
        display: flex;
        align-items: baseline;
        gap: 4px;
        font-family: 'Montserrat', sans-serif;
        font-weight: 800;
        font-size: 1.8rem;
        color: var(--gd-primary);
        line-height: 1;
        margin-bottom: 4px;
        letter-spacing: -0.03em;
    }
    .gd-spectra-module .gd-stat-badge .unit {
        font-size: 0.85rem;
        font-weight: 500;
        color: var(--gd-text-light);
        margin-left: 4px;
    }

    .gd-spectra-module .gd-card h3 {
        font-family: 'Montserrat', sans-serif;
        font-size: 1.2rem;
        font-weight: 700;
        color: var(--gd-primary-dark);
        margin-bottom: 8px;
        line-height: 1.3;
        letter-spacing: -0.02em;
    }
    .gd-spectra-module .gd-card h3 .sub {
        display: block;
        font-weight: 400;
        font-size: 0.8rem;
        color: var(--gd-text-light);
        margin-top: 2px;
        font-family: 'Roboto', sans-serif;
        letter-spacing: 0;
    }
    .gd-spectra-module .gd-card p {
        color: var(--gd-text-light);
        font-size: 0.92rem;
        line-height: 1.8;
        margin-bottom: 0;
        flex: 1;
        font-weight: 400;
    }
    .gd-spectra-module .gd-card p strong {
        color: var(--gd-text);
        font-weight: 600;
    }
    .gd-spectra-module .gd-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(42, 92, 170, 0.06);
        color: var(--gd-primary);
        font-size: 0.7rem;
        font-weight: 700;
        padding: 3px 14px;
        border-radius: 100px;
        margin-top: 16px;
        letter-spacing: 0.04em;
        font-family: 'Inter', sans-serif;
        border: 1px solid rgba(42, 92, 170, 0.04);
        text-transform: uppercase;
    }
    .gd-spectra-module .gd-tag.accent-tag {
        background: rgba(255, 107, 53, 0.08);
        color: var(--gd-accent);
        border-color: rgba(255, 107, 53, 0.1);
    }

    /* ----- 响应式（独立适配） ----- */
    @media (max-width: 1024px) {
        .gd-spectra-module .gd-title {
            font-size: 2.2rem;
        }
        .gd-spectra-module .gd-trio {
            gap: 20px;
        }
        .gd-spectra-module .gd-card {
            padding: 24px 18px 22px;
        }
    }

    @media (max-width: 860px) {
        .gd-spectra-module .gd-comparison {
            grid-template-columns: 1fr;
            gap: 12px;
            padding: 24px 16px;
        }
        .gd-spectra-module .gd-vs {
            flex-direction: row;
            padding: 4px 0;
        }
        .gd-spectra-module .gd-vs::before,
        .gd-spectra-module .gd-vs::after {
            width: 40px;
            height: 2px;
            margin: 0 10px;
            background: linear-gradient(to right, transparent, var(--gd-border), transparent);
        }
        .gd-spectra-module .gd-title {
            font-size: 1.9rem;
        }
        .gd-spectra-module .gd-trio {
            grid-template-columns: 1fr 1fr;
        }
        .gd-spectra-module .gd-stats-bar {
            gap: 10px 24px;
        }
    }

    @media (max-width: 600px) {
        .gd-spectra-module {
            padding: 16px 12px;
            margin: 20px auto;
        }
        .gd-spectra-module .gd-title {
            font-size: 1.6rem;
        }
        .gd-spectra-module .gd-subtitle {
            font-size: 1rem;
        }
        .gd-spectra-module .gd-stats-bar {
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding-top: 14px;
        }
        .gd-spectra-module .gd-trio {
            grid-template-columns: 1fr;
            gap: 18px;
        }
        .gd-spectra-module .gd-card {
            padding: 20px 16px 18px;
        }
        .gd-spectra-module .gd-icon-box {
            width: 56px;
            height: 56px;
        }
        .gd-spectra-module .gd-icon-box svg {
            width: 30px;
            height: 30px;
        }
        .gd-spectra-module .gd-stat-badge {
            font-size: 1.5rem;
        }
        .gd-spectra-module .gd-metric .num {
            font-size: 1.2rem;
        }
        .gd-spectra-module .gd-comparison {
            padding: 18px 12px;
        }
        .gd-spectra-module .gd-color-bar {
            height: 24px;
        }
    }

    /* 入场动画（柔和） */
    .gd-spectra-module .gd-animate {
        opacity: 0;
        transform: translateY(24px);
        animation: gd-fadeUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    }
    .gd-spectra-module .gd-animate.d1 {
        animation-delay: 0.08s;
    }
    .gd-spectra-module .gd-animate.d2 {
        animation-delay: 0.16s;
    }
    .gd-spectra-module .gd-animate.d3 {
        animation-delay: 0.24s;
    }
    .gd-spectra-module .gd-animate.d4 {
        animation-delay: 0.32s;
    }
    @keyframes gd-fadeUp {
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }