/* ===== Education Page Styles ===== */

/* ===== Section 1: Banner ===== */
.edu-banner {
    background-color: #DC0000;
    background-image: url(../images/backgrounds/bg-banner-kline.webp);
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
    height: 600px;
    display: flex;
    align-items: center;
    padding: 86px 0 0 0;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.edu-banner-content {
    text-align: center;
}

.edu-banner-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 28px;
}

.edu-banner-subtitle {
    font-size: 20px;
    color: #F3C1C1;
    margin-bottom: 50px;
    max-width: 620px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Search Box */
.edu-search-box {
    max-width: 780px;
    margin: 0 auto 50px;
    display: flex;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.edu-search-input {
    flex: 1;
    padding: 16px 24px;
    border: none;
    font-size: 15px;
    color: #333;
    outline: none;
}

.edu-search-input::placeholder {
    color: #999;
    font-size: 16px;
}

.edu-search-btn {
    padding: 25px 48px;
    background: #FFA200;
    color: #fff;
    border: none;
    font-size: 20px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 162, 0, 0.3);
}

.edu-search-btn:hover {
    background: #DC0000;
    transform: translateX(5px);
    box-shadow: 0 4px 20px rgba(220, 0, 0, 0.4);
}

/* Banner Stats */
.edu-banner-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
    margin-bottom: 0;
}

.edu-stat-item {
    text-align: center;
}

.edu-stat-number {
    font-size: 60px;
    font-weight: 700;
    display: block;
    line-height: 1.2;
}

.edu-stat-label {
    font-size: 20px;
    color: #D48686;
    margin-top: 20px;
}

/* ===== Section 1.5: Category Cards (Independent Section) ===== */
.edu-categories {
    background: #fff;
    padding: 87px 0 56px 0;
}

.edu-category-cards {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.edu-category-card {
    padding: 24px 16px;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 12px;
}

.edu-category-card:hover {
    background: #fff;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transform: translateY(-8px);
}

.edu-category-card:hover .edu-category-name {
    color: #DC0000;
}

.edu-category-card:hover .edu-category-icon {
    transform: scale(1.1);
}

.edu-category-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 12px;
    transition: transform 0.3s ease;
}

.edu-category-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.edu-category-name {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    margin-bottom: 6px;
}

.edu-category-desc {
    font-size: 12px;
    color: #999;
    line-height: 1.4;
}

/* ===== Section 2: Beginner Guide ===== */
.edu-beginner {
    padding: 74px 0 20px 0;
    background: #F5F5F5;
}

.edu-beginner-content {
    display: flex;
    gap: 23px;
    align-items: stretch;
}

.edu-beginner-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #fff;
    padding: 26px 58px 52px 41px;
    border-radius: 12px;
}

.edu-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 34px;
    padding-bottom: 16px;
    position: relative;
}

.edu-section-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: #EEEEEE;
}

.edu-section-title {
    font-size: 28px;
    font-weight: 600;
    color: #333;
    margin-bottom: 0;
    background: #fff;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
    padding: 26px 46px 20px 46px;
    position: relative;
}

.edu-section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 46px;
    right: 46px;
    height: 1px;
    background: #EEEEEE;
}

.edu-beginner-main .edu-section-title {
    padding: 26px 0 20px 0;
}

.edu-beginner-main .edu-section-title::after {
    position: unset;
}

.edu-view-more {
    font-size: 16px;
    color: #666666;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
}

.edu-view-more:hover {
    color: #DC0000;
    transform: translateX(5px);
}

.edu-steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.edu-step-card {
    background: #FFFFFF;
    border-radius: 6px;
    padding: 26px 24px 24px;
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid #D2D2D2;
    cursor: pointer;
}

.edu-step-card:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transform: translateY(-6px);
    border-color: #DC0000;
}

.edu-step-card:hover .edu-step-content h3 {
    color: #DC0000;
}

.edu-step-number {
    position: relative;
    width: 27px;
    height: 27px;
    margin-bottom: 20px;
}

.edu-step-number img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.edu-step-content h3 {
    font-size: 18px;
    font-weight: bold;
    color: #666666;
    margin-bottom: 17px;
    margin-top: 20px;
}

.edu-step-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* Sidebar */
.edu-sidebar {
    width: 450px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
    border-radius: 12px;
    background: #F5F5F5;
}

.edu-quick-nav {
    background: #fff;
    border-radius: 12px;
    padding: 34px 38px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.edu-quick-nav h3 {
    font-size: 20px;
    font-weight: 600;
    color: #383838;
    margin-bottom: 36px;
    padding-bottom: 30px;
    border-bottom: 1px solid #EEEEEE;
}

.edu-nav-list {
    list-style: none;
    flex: 1;
}

.edu-nav-item {
    margin-bottom: 0;
    position: relative;
}

.edu-nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 12px;
    right: 12px;
    height: 1px;
    background: #eee;
}

.edu-nav-item:last-child::after {
    display: none;
}

.edu-nav-item a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 12px 14px 0px;
    color: #717171;
    font-size: 16px;
    transition: all 0.3s ease;
}

.edu-nav-item a:hover {
    color: #DC0000;
    padding-left: 8px;
}

.edu-nav-count {
    color: #666;
    padding: 4px 14px;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 500;
    background: #E5E5E5;
    transition: all 0.3s ease;
}

.edu-nav-item a:hover .edu-nav-count {
    background: #DC0000;
    color: #fff;
}

/* ===== Section 3: Articles ===== */
.edu-articles {
    padding: 0 0 74px 0;
    background: #F5F5F5;
}

.edu-articles-content {
    display: flex;
    gap: 23px;
    align-items: stretch;
}

.edu-articles-main {
    flex: 1;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
}

/* Tabs */
.edu-tabs {
    display: flex;
    gap: 42px;
    margin-bottom: 0;
    background: #fff;
    padding: 16px 46px 20px 46px;
    position: relative;
}

.edu-tabs::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 46px;
    right: 46px;
    height: 1px;
    background: #EEEEEE;
}

.edu-tab {
    padding: 0;
    font-size: 18px;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
    background: none;
    border: none;
    border-radius: 4px;
    font-weight: 500;
    position: relative;
}

.edu-tab::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    width: 0;
    height: 5px;
    background: #EF2121;
    transition: width 0.3s ease;
}

.edu-tab:hover {
    color: #EF2121;
}

.edu-tab:hover::after {
    width: 100%;
}

.edu-tab.active {
    color: #EF2121;
    font-weight: 600;
}

.edu-tab.active::after {
    width: 100%;
}

/* Article List */
.edu-article-list {
    background: #fff;
    border-radius: 0 0 8px 8px;
    padding: 0 46px 20px;
}

.edu-article-item {
    display: flex;
    gap: 23px;
    padding: 24px 0 26px;
    border-bottom: 1px solid #f0f0f0;
}

.edu-article-item:last-child {
    border-bottom: none;
}

.edu-article-thumb {
    width: 200px;
    height: 130px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.edu-article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.edu-article-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

a.edu-article-thumb {
    display: block;
}

.edu-article-title {
    display: block;
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    line-height: 1.4;
}

.edu-article-title:hover {
    color: #DC0000;
}

.edu-article-excerpt {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.edu-article-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 12px;
    flex-wrap: wrap;
}

.edu-article-info {
    display: flex;
    align-items: center;
    gap: 38px;
    font-size: 12px;
    color: #999;
}

.edu-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.edu-meta-icon {
    width: 14px;
    height: 14px;
    object-fit: contain;
    opacity: 0.6;
}

.edu-article-tags {
    display: flex;
    align-items: center;
    gap: 8px;
}

.edu-article-tag {
    display: inline-block;
    padding: 4px 12px;
    background: #F5F5F5;
    border-radius: 4px;
    font-size: 12px;
    color: #666;
    transition: all 0.3s ease;
}

.edu-article-tag:hover {
    background: #EF2121;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(239, 33, 33, 0.3);
}

/* Loading & Empty State */
.edu-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: #999;
    font-size: 14px;
}

.edu-loading::before {
    content: '';
    width: 36px;
    height: 36px;
    border: 3px solid #f0f0f0;
    border-top-color: #DC0000;
    border-radius: 50%;
    animation: edu-spin 0.8s linear infinite;
    margin-bottom: 16px;
}

@keyframes edu-spin {
    to {
        transform: rotate(360deg);
    }
}

.edu-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: #999;
    font-size: 15px;
}

/* Pagination */
.edu-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    padding: 65px 20px 48px 20px;
    background: #fff;
}

.edu-page-btn {
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #D2D2D2;
    color: #999999;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fff;
}

.edu-page-btn:hover:not(.disabled) {
    border-color: #DC0000;
    color: #DC0000;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.edu-page-btn.active {
    background: #DC0000;
    border-color: #DC0000;
    color: #fff;
    box-shadow: 0 4px 15px rgba(220, 0, 0, 0.3);
}

.edu-page-btn.disabled {
    color: #ccc;
    cursor: not-allowed;
}

/* Quick Guides (Bottom of article section) */
.edu-quick-guides {
    background: #FFFFFF;
    margin-top: 26px;
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 26px 62px 67px 44px;
    border-radius: 12px;
}

.edu-quick-guides-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    position: relative;
}

.edu-quick-guides-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: #EEEEEE;
}

.edu-quick-guides-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0;
}

.edu-quick-guides-header .edu-view-more {
    font-size: 14px;
    color: #666;
}

.edu-quick-guides-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 15px 10px;
    flex: 1;
    align-content: start;
}

.edu-quick-guide-card {
    background: #fff;
    border-radius: 4px;
    padding: 12px 16px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #EEEEEE;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
}

.edu-quick-guide-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
    border-color: #DC0000;
}

.edu-quick-guide-card:hover h4 {
    color: #DC0000;
}

.edu-quick-guide-card h4 {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin: 0;
    line-height: 1.4;
}

/* Sidebar Ads & Tools */
.edu-ad-block {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
}

.edu-ad-register {
    overflow: hidden;
    padding: 10px 8px;
}

.edu-ad-register img {
    width: 100%;
    height: auto;
    display: block;
}

/* Activity Buttons */
.edu-activity-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 16px 20px;
}

.edu-activity-btn {
    flex: 1 1 calc(33.333% - 7px);
    max-width: calc(33.333% - 7px);
    padding: 12px 0;
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    border-radius: 4px;
    transition: all 0.3s ease;
    color: #666666;
    background: #EEEEEE;
}

.edu-activity-btn:hover {
    background: #EF2121;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.edu-activity-btn.active {
    background: #EF2121;
    color: #fff;
    box-shadow: 0 4px 15px rgba(239, 33, 33, 0.3);
}

/* Sidebar Navigation */
.edu-sidebar-nav {
    padding: 20px 20px 57px 20px;
    background: #fff;
    border-radius: 8px;
}

.edu-sidebar-nav h4 {
    font-size: 20px;
    font-weight: bold;
    color: #383838;
    margin-bottom: 20px;
    padding-bottom: 30px;
    border-bottom: 1px solid #EEEEEE;
}

.edu-sidebar-nav-list {
    list-style: none;
}

.edu-sidebar-nav-list li {
    margin-bottom: 0;
}

.edu-sidebar-nav-list li a {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 0;
    color: #717171;
    font-size: 16px;
    transition: all 0.2s;
}

.edu-sidebar-nav-list li:last-child a {
    border-bottom: none;
}

.edu-sidebar-nav-list li a:hover {
    color: #DC0000;
}

.edu-nav-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: #F5F5F5;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    color: #FFFFFF;
    flex-shrink: 0;
    background: #D4AF37;
}

.edu-sidebar-nav-list li:nth-child(1) .edu-nav-num {
    background: #FF4444;
    color: #FFFFFF;
}

.edu-sidebar-nav-list li:nth-child(2) .edu-nav-num {
    background: #FF4444;
    color: #FFFFFF;
}

.edu-sidebar-nav-list li:nth-child(3) .edu-nav-num {
    background: #FF4444;
    color: #FFFFFF;
}

.edu-sidebar-nav-list li a:hover .edu-nav-num {
    background: #DC0000;
    color: #fff;
}

/* Demo Ad */
.edu-ad-demo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 30px 27px;
    background: #fff;
    border-radius: 12px;
}

.edu-ad-demo-text {
    flex: 1;
    min-width: 0;
}

.edu-ad-demo h4 {
    font-size: 24px;
    font-weight: 600;
    color: #383838;
    margin-bottom: 13px;
}

.edu-ad-demo p {
    font-size: 14px;
    color: #666666;
    margin-bottom: 20px;
}

.edu-ad-demo .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 116px;
    height: 42px;
    background: #DC0000;
    color: #fff;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.2s;
}

.edu-ad-demo .btn:hover {
    background: #B30000;
}

.edu-ad-demo-icon {
    flex-shrink: 0;
    margin-left: 16px;
}

.edu-ad-demo-icon img {
    width: 149px;
    height: 151px;
    display: block;
}

/* Tools Box */
.edu-tools-box {
    padding: 35px 27px 30px 27px;
    background: #fff;
    border-radius: 8px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.edu-tools-box h4 {
    font-size: 20px;
    font-weight: bold;
    color: #383838;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #EEEEEE;
}

.edu-tools-box .edu-tools-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
    justify-content: flex-start;
}

.edu-tools-box .edu-tool-item {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 22px 0 20px 16px;
    border: 1px solid #EEEEEE;
    transition: all 0.3s ease;
    border-radius: 8px;
}

.edu-tools-box .edu-tool-item:hover {
    border-color: #DC0000;
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.edu-tools-box .edu-tool-item:hover .edu-tool-title {
    color: #DC0000;
}

.edu-tool-item.edu-tool-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.edu-tool-icon {
    width: 64px;
    height: 60px;
    flex-shrink: 0;
}

.edu-tool-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.edu-tool-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.edu-tool-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.edu-tool-desc {
    font-size: 13px;
    color: #999;
    line-height: 1.4;
}

/* ===== Section 4: Bottom Categories ===== */
.edu-bottom-categories {
    padding: 116px 0 105px;
    background: #fff;
}

.edu-bottom-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 21px;
}

.edu-bottom-card {
    text-align: center;
    padding: 56px 40px 42px;
    background: #F6F6F6;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.edu-bottom-card:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
    transform: translateY(-8px);
    background: #fff;
}

.edu-bottom-card:hover h3 {
    color: #DC0000;
}

.edu-bottom-card:hover .edu-bottom-icon {
    transform: scale(1.1);
}

.edu-bottom-icon {
    width: 88px;
    height: auto;
    margin: 0 auto 47px;
    transition: transform 0.3s ease;
}

.edu-bottom-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.edu-bottom-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 21px;
}

.edu-bottom-card p {
    font-size: 16px;
    color: #666;
    line-height: 1.5;
}

/* ===== Section 5: CTA ===== */
.edu-cta {
    background: linear-gradient(135deg, #DC0000 0%, #8B0000 100%);
    background-image: url('../images/edu/backgrounds/bg-cta.webp');
    background-size: cover;
    background-position: center;
    padding: 146px 0 160px;
    color: #fff;
    text-align: center;
}

.edu-cta-content h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
}

.edu-cta-content p {
    font-size: 20px;
    color: #FFDCD2;
    margin-bottom: 70px;
}

.edu-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.edu-cta-buttons .btn-white {
    background: #fff;
    color: #C81D0B;
    padding: 24px 40px;
    border-radius: 6px;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
}

.edu-cta-buttons .btn-white:hover {
    background: #fff;
    color: #DC0000;
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.4);
}

.edu-cta-buttons .btn-outline-white {
    border: 2px solid rgba(255, 255, 255, 0.9);
    color: #fff;
    padding: 24px 40px;
    border-radius: 6px;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s ease;
    background: transparent;
}

.edu-cta-buttons .btn-outline-white:hover {
    background: #fff;
    color: #DC0000;
    border-color: #fff;
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

/* ===== Responsive ===== */
@media (max-width: 1080px) {

    /* ===== Banner Mobile ===== */
    .edu-banner {
        height: auto;
        min-height: clamp(360px, 116.25vw, 620px);
        display: block;
        overflow: visible;
        padding: 8vw 0 10vw;
        background-size: cover;
    }

    .edu-banner-title {
        font-size: 6vw;
        margin-bottom: 4vw;
    }

    .edu-banner-subtitle {
        font-size: 3.5vw;
        padding: 0 4vw;
        margin-bottom: 6vw;
    }

    .edu-search-box {
        margin: 0 4vw 8vw;
        max-width: none;
        flex-direction: column;
        border-radius: 2vw;
    }

    .edu-search-input {
        padding: 4vw;
        font-size: 4vw;
        border-radius: 2vw 2vw 0 0;
    }

    .edu-search-input::placeholder {
        font-size: 3.5vw;
    }

    .edu-search-btn {
        padding: 4vw;
        font-size: 4vw;
        border-radius: 0 0 2vw 2vw;
    }

    .edu-banner-stats {
        gap: 8vw;
        margin-bottom: 0;
    }

    .edu-stat-number {
        font-size: 8vw;
    }

    .edu-stat-label {
        font-size: 3vw;
        margin-top: 2vw;
    }

    /* ===== Categories Mobile ===== */
    .edu-categories {
        padding: 6vw 0;
    }

    .edu-category-cards {
        grid-template-columns: repeat(3, 1fr);
        gap: 3vw;
    }

    .edu-category-card {
        padding: 4vw 2vw;
        border-radius: 2vw;
    }

    .edu-category-icon {
        width: 12vw;
        height: 12vw;
        margin-bottom: 2vw;
    }

    .edu-category-name {
        font-size: 3.2vw;
        margin-bottom: 1vw;
    }

    .edu-category-desc {
        font-size: 2.5vw;
    }

    /* ===== Beginner Section Mobile ===== */
    .edu-beginner {
        padding: 6vw 0;
    }

    .edu-beginner-content {
        flex-direction: column;
        gap: 4vw;
    }

    .edu-beginner-main {
        padding: 4vw;
        border-radius: 3vw;
    }

    .edu-section-header {
        margin-bottom: 4vw;
        padding-bottom: 3vw;
    }

    .edu-section-title {
        font-size: 4.5vw;
        padding: 0;
    }

    .edu-section-title::after {
        display: none;
    }

    .edu-view-more {
        font-size: 3vw;
    }

    .edu-steps-grid {
        grid-template-columns: 1fr;
        gap: 3vw;
    }

    .edu-step-card {
        padding: 4vw;
        border-radius: 2vw;
    }

    .edu-step-number {
        width: 6vw;
        height: 6vw;
        margin-bottom: 3vw;
    }

    .edu-step-content h3 {
        font-size: 4vw;
        margin-top: 3vw;
        margin-bottom: 2vw;
    }

    .edu-step-content p {
        font-size: 3.2vw;
    }

    /* ===== Sidebar Mobile ===== */
    .edu-sidebar {
        width: 100%;
        gap: 4vw;
        border-radius: 3vw;
        padding: 3vw;
    }

    .edu-quick-nav {
        padding: 4vw;
        border-radius: 2vw;
    }

    .edu-quick-nav h3 {
        font-size: 4.5vw;
        margin-bottom: 4vw;
        padding-bottom: 3vw;
    }

    .edu-nav-item a {
        padding: 3vw 0;
        font-size: 3.5vw;
    }

    .edu-nav-count {
        font-size: 3vw;
        padding: 1vw 3vw;
    }

    /* ===== Articles Section Mobile ===== */
    .edu-articles {
        padding: 0 0 6vw;
    }

    .edu-articles-content {
        flex-direction: column;
        gap: 4vw;
    }

    .edu-articles-main {
        border-radius: 3vw;
    }

    .edu-section-title {
        padding: 4vw;
        font-size: 4.5vw;
        border-radius: 3vw 3vw 0 0;
    }

    .edu-tabs {
        padding: 3vw 4vw;
        gap: 4vw;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .edu-tabs::after {
        left: 4vw;
        right: 4vw;
    }

    .edu-tab {
        padding: 0;
        font-size: 3.5vw;
        white-space: nowrap;
    }

    .edu-tab.active {
        padding-bottom: 2vw;
        margin-bottom: -3vw;
        border-bottom-width: 3px;
    }

    .edu-article-list {
        padding: 0 4vw 4vw;
        border-radius: 0 0 3vw 3vw;
    }

    .edu-article-item {
        flex-direction: column;
        gap: 3vw;
        padding: 4vw 0;
    }

    .edu-article-thumb {
        width: 100%;
        height: 50vw;
        border-radius: 2vw;
    }

    .edu-article-title {
        font-size: 4vw;
        margin-bottom: 2vw;
    }

    .edu-article-excerpt {
        font-size: 3.2vw;
    }

    .edu-article-meta {
        margin-top: 3vw;
        padding-left: 0;
        flex-direction: column;
        align-items: flex-start;
        gap: 2vw;
    }

    .edu-article-info {
        gap: 3vw;
        font-size: 2.8vw;
    }

    .edu-meta-icon {
        width: 3vw;
        height: 3vw;
    }

    .edu-article-tags {
        gap: 2vw;
        flex-wrap: wrap;
    }

    .edu-article-tag {
        padding: 1.5vw 3vw;
        font-size: 2.8vw;
        border-radius: 1vw;
    }

    /* Pagination Mobile */
    .edu-pagination {
        padding: 6vw 4vw;
        gap: 2vw;
    }

    .edu-page-btn {
        width: 8vw;
        height: 8vw;
        font-size: 3.5vw;
    }

    /* Quick Guides Mobile */
    .edu-quick-guides {
        margin-top: 4vw;
        padding: 4vw;
        border-radius: 3vw;
    }

    .edu-quick-guides-header {
        margin-bottom: 4vw;
        padding-bottom: 3vw;
    }

    .edu-quick-guides-header h3 {
        font-size: 4.5vw;
    }

    .edu-quick-guides-header .edu-view-more {
        font-size: 3vw;
    }

    .edu-quick-guides-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2vw;
    }

    .edu-quick-guide-card {
        padding: 3vw 2vw;
        min-height: 12vw;
        border-radius: 1.5vw;
    }

    .edu-quick-guide-card h4 {
        font-size: 3vw;
    }

    /* ===== Sidebar Ads Mobile ===== */
    .edu-ad-block {
        border-radius: 2vw;
    }

    .edu-ad-register {
        padding: 2vw;
    }

    .edu-ad-register img {
        border-radius: 2vw;
    }

    .edu-activity-btns {
        padding: 3vw;
        gap: 2vw;
    }

    .edu-activity-btn {
        padding: 2.5vw 4vw;
        font-size: 3.2vw;
        border-radius: 1vw;
    }

    /* Sidebar Nav Mobile */
    .edu-sidebar-nav {
        padding: 4vw;
        border-radius: 2vw;
    }

    .edu-sidebar-nav h4 {
        font-size: 4.5vw;
        margin-bottom: 4vw;
        padding-bottom: 3vw;
    }

    .edu-sidebar-nav-list li a {
        padding: 3vw 0;
        font-size: 3.2vw;
        gap: 3vw;
    }

    .edu-nav-num {
        width: 5vw;
        height: 5vw;
        font-size: 2.8vw;
        border-radius: 1vw;
    }

    /* Demo Ad Mobile */
    .edu-ad-demo {
        padding: 4vw;
        border-radius: 2vw;
    }

    .edu-ad-demo h4 {
        font-size: 4.5vw;
        margin-bottom: 2vw;
    }

    .edu-ad-demo p {
        font-size: 3.2vw;
        margin-bottom: 3vw;
    }

    .edu-ad-demo .btn {
        width: auto;
        padding: 2vw 4vw;
        font-size: 3.5vw;
        height: auto;
        border-radius: 1.5vw;
    }

    .edu-ad-demo-icon img {
        width: 18vw;
    }

    /* Tools Box Mobile */
    .edu-tools-box {
        padding: 4vw;
        border-radius: 2vw;
    }

    .edu-tools-box h4 {
        font-size: 4.5vw;
        margin-bottom: 4vw;
        padding-bottom: 3vw;
    }

    .edu-tools-box .edu-tools-list {
        gap: 3vw;
    }

    .edu-tools-box .edu-tool-item {
        padding: 3vw;
        gap: 3vw;
    }

    .edu-tool-icon {
        width: 12vw;
        height: 12vw;
    }

    .edu-tool-title {
        font-size: 3.5vw;
    }

    .edu-tool-desc {
        font-size: 2.8vw;
    }

    /* ===== Bottom Categories Mobile ===== */
    .edu-bottom-categories {
        padding: 8vw 0;
    }

    .edu-bottom-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3vw;
    }

    .edu-bottom-card {
        padding: 5vw 3vw;
        border-radius: 2vw;
    }

    .edu-bottom-icon {
        width: 15vw;
        height: auto;
        margin-bottom: 4vw;
    }

    .edu-bottom-card h3 {
        font-size: 3.8vw;
        margin-bottom: 2vw;
    }

    .edu-bottom-card p {
        font-size: 3vw;
    }

    /* ===== CTA Mobile ===== */
    .edu-cta {
        padding: 10vw 0 12vw;
    }

    .edu-cta-content h2 {
        font-size: 5.5vw;
        margin-bottom: 3vw;
    }

    .edu-cta-content p {
        font-size: 3.5vw;
        margin-bottom: 6vw;
    }

    .edu-cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 3vw;
    }

    .edu-cta-buttons .btn-white,
    .edu-cta-buttons .btn-outline-white {
        width: 70vw;
        padding: 4vw 6vw;
        font-size: 4vw;
        border-radius: 1.5vw;
    }
}