/* Guide Page */
.guide-section {
    padding: 60px 0 120px 0;
    background-color: #fff;
}

.guide-container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

/* Breadcrumb */
.breadcrumb {
    text-align: right;
    font-size: 12px;
    color: #666;
    margin-bottom: 40px;
}

.breadcrumb .separator {
    margin: 0 8px;
}

/* Page Title */
.page-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: #000;
}

/* Accordion */
.guide-accordion {
    max-width: 1040px;
    margin: 0 auto;
}

.accordion-item {
    border-bottom: 1px solid #e0e0e0;
}

.accordion-item:first-child {
    border-top: 2px solid #000;
}

.accordion-header {
    width: 100%;
    padding: 20px 0;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: #000;
    text-align: left;
    transition: all 0.3s ease;
}

.accordion-header:hover {
    color: #666;
}

.accordion-icon {
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: 10px;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 20px;
}

.accordion-item.active .accordion-content {
    max-height: 2000px;
    padding: 0 20px 30px 20px;
}

.accordion-content p {
    font-size: 14px;
    line-height: 1.8;
    color: #333;
    margin-bottom: 10px;
}

.accordion-content p:last-child {
    margin-bottom: 0;
}

.accordion-content strong {
    font-weight: 600;
    color: #000;
}

/* ============================================
   Mobile Responsive Design
   ============================================ */

/* 1919px ~ 1440px */
@media (max-width: 1919px) and (min-width: 1440px) {
    .guide-container {
        max-width: 1200px;
        padding: 0 40px;
    }

    .guide-accordion {
        max-width: 1000px;
    }

    .page-title {
        font-size: 32px;
        margin-bottom: 50px;
    }
}

/* 1439px ~ 1024px */
@media (max-width: 1439px) and (min-width: 1024px) {
    .guide-section {
        padding: 50px 0 100px 0;
    }

    .guide-container {
        max-width: 1000px;
        padding: 0 30px;
    }

    .guide-accordion {
        max-width: 900px;
    }

    .page-title {
        font-size: 30px;
        margin-bottom: 45px;
    }

    .accordion-header {
        padding: 18px 0;
        font-size: 15px;
    }

    .accordion-content p {
        font-size: 13px;
    }
}

/* 1023px ~ 768px */
@media (max-width: 1023px) and (min-width: 768px) {
    .guide-section {
        padding: 40px 0 80px 0;
    }

    .guide-container {
        padding: 0 25px;
    }

    .breadcrumb {
        margin-bottom: 30px;
    }

    .page-title {
        font-size: 28px;
        margin-bottom: 40px;
    }

    .accordion-header {
        padding: 16px 0;
        font-size: 14px;
    }

    .accordion-content {
        padding: 0 15px;
    }

    .accordion-item.active .accordion-content {
        padding: 0 15px 25px 15px;
    }

    .accordion-content p {
        font-size: 12px;
    }

    .accordion-icon {
        width: 14px;
        height: 14px;
    }
}

/* 767px ~ 425px */
@media (max-width: 767px) and (min-width: 425px) {
    .guide-section {
        padding: 30px 0 60px 0;
    }

    .guide-container {
        padding: 0 20px;
    }

    .breadcrumb {
        font-size: 11px;
        margin-bottom: 25px;
    }

    .page-title {
        font-size: 24px;
        margin-bottom: 35px;
    }

    .accordion-header {
        padding: 15px 0;
        font-size: 13px;
    }

    .accordion-content {
        padding: 0 12px;
    }

    .accordion-item.active .accordion-content {
        padding: 0 12px 20px 12px;
    }

    .accordion-content p {
        font-size: 11px;
        line-height: 1.7;
        margin-bottom: 8px;
    }

    .accordion-icon {
        width: 14px;
        height: 14px;
    }
}

/* 424px ~ 0px */
@media (max-width: 424px) {
    .guide-section {
        padding: 25px 0 50px 0;
    }

    .guide-container {
        padding: 0 15px;
    }

    .breadcrumb {
        font-size: 10px;
        margin-bottom: 20px;
    }

    .page-title {
        font-size: 20px;
        margin-bottom: 30px;
    }

    .accordion-header {
        padding: 12px 0;
        font-size: 12px;
    }

    .accordion-content {
        padding: 0 10px;
    }

    .accordion-item.active .accordion-content {
        padding: 0 10px 18px 10px;
    }

    .accordion-content p {
        font-size: 10px;
        line-height: 1.6;
        margin-bottom: 7px;
    }

    .accordion-icon {
        width: 12px;
        height: 12px;
        margin-left: 6px;
    }
}