.tosfil-features-section {
    width: 100%;
    padding: 60px 0;
    background-color: #f5f5f5;
    box-sizing: border-box;
}

.tosfil-features-section *,
.tosfil-features-section *::before,
.tosfil-features-section *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.tosfil-features-header {
    margin-bottom: 40px;
    text-align: center;
}

.tosfil-features-header h2 {
    margin-bottom: 12px;
    color: #333;
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 2px;
}

.tosfil-features-header p {
    color: #8c8c8c;
    font-size: 15px;
    letter-spacing: 1px;
}

/* 桌面端实际图片区域宽度为1200px */
.tosfil-features-section .tosfil-features-container {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    align-items: stretch;
    width: calc(100% - 30px);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    gap: 16px;
}

.tosfil-features-section .tosfil-feat-item {
    position: relative;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    border-radius: 6px;
    background-color: #fff;
    transition: transform .3s cubic-bezier(.25, 1, .5, 1);
}

.tosfil-features-section .tosfil-feat-item:hover {
    transform: translateY(-2px);
}

/* 左图保持原始比例，并决定整个模块高度 */
.tosfil-features-section .tosfil-feat-left img {
    display: block;
    width: 100%;
    height: auto;
    max-width: none;
}

/* 右侧高度跟随左图，平均分成上下两行 */
.tosfil-features-section .tosfil-feat-right-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
    width: 100%;
    min-width: 0;
    gap: 16px;
}

/* 右侧图片铺满格子，保证顶部和底部与左图对齐 */
.tosfil-features-section .tosfil-feat-right-grid .tosfil-feat-item img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    object-fit: cover;
}

@media (max-width: 768px) {
    .tosfil-features-section {
        padding: 40px 0;
    }

    .tosfil-features-header h2 {
        padding: 0 15px;
        font-size: 22px;
    }

    .tosfil-features-header p {
        padding: 0 15px;
        font-size: 13px;
    }

    .tosfil-features-section .tosfil-features-container {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .tosfil-features-section .tosfil-feat-right-grid {
        grid-template-rows: auto;
        gap: 12px;
    }

    .tosfil-features-section .tosfil-feat-right-grid .tosfil-feat-item img {
        position: static;
        height: auto;
        object-fit: contain;
    }
}