/* ==========================================================================
   ZIGZAG STEPS / SERVICE PROCESS - PURE BEM STANDARD
   ========================================================================== */

.zigzag-steps {
    background-color: var(--color-primary, #ffffff);
    padding: clamp(60px, 8vw, 90px) 0;
    width: 100%;
    box-sizing: border-box;
}

.zigzag-steps__container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    box-sizing: border-box;
    width: 100%;
}

/* Header Cố định */
.zigzag-steps__header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 40px auto;
}

.zigzag-steps__header h2 {
    color: var(--text-title, #2B2B2B);
    font-weight: 500;
    margin: 0 0 4px 0;
    letter-spacing: -0.3px;
    line-height: 1.2;
}

.zigzag-steps__header h3 {
    color: var(--text-dark, #222222);
    font-weight: 600;
    margin: 0 0 8px 0;
    letter-spacing: -0.2px;
    line-height: 1.25;
}

.zigzag-steps__header p {
    color: var(--text-dark, #777777);
    margin: 0;
    line-height: 1.5;
}

/* Danh sách 4 bước so le */
.zigzag-steps__list {
    display: flex;
    flex-direction: column;
    gap: clamp(36px, 5vw, 72px);
    width: 100%;
}

.zigzag-steps__row {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: clamp(16px, 4vw, 60px);
    width: 100%;
    box-sizing: border-box;
}

.zigzag-steps__row--reverse {
    flex-direction: row-reverse;
}

/* Cột Ảnh số */
.zigzag-steps__img-col {
    flex: 0 0 48%;
    max-width: 48%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
}

.zigzag-steps__img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

/* Cột Nội dung Tiêu đề & Mô tả */
.zigzag-steps__text-col {
    flex: 0 0 48%;
    max-width: 48%;
    text-align: left;
    box-sizing: border-box;
}

.zigzag-steps__text-col h4 {
    font-weight: 600;
    color: var(--text-dark, #222222);
    margin: 0 0 8px 0;
    line-height: 1.35;
    letter-spacing: -0.2px;
}

.zigzag-steps__text-col p {
    line-height: 1.6;
    color: var(--text-dark, #666666);
    margin: 0;
}

/* Responsive Mobile & Tablet */
@media (max-width: 767px) {
    .zigzag-steps {
        padding: 36px 0 54px 0;
        width: 100%;
        overflow: hidden;
    }

    .zigzag-steps__container {
        padding: 0 20px;
        width: 100%;
        box-sizing: border-box;
    }

    .zigzag-steps__header {
        margin-bottom: 28px;
    }

    .zigzag-steps__row,
    .zigzag-steps__row--reverse {
        flex-direction: column;
        gap: 20px;
    }

    .zigzag-steps__img-col,
    .zigzag-steps__text-col {
        flex: 0 0 100%;
        max-width: 100%;
        text-align: center;
    }
}