.stylize_text_title {
    letter-spacing: 10px;
    font-family: "Noto Sans JP";
}

.stylize_text_small {
    letter-spacing: 2px;
    line-height: 200%;
    font-family: "Noto Sans JP";
    text-transform: none !important;
}

.stylize_text_small p{
    letter-spacing: 2px;
    line-height: 200%;
    font-family: "Noto Sans JP";
}

.stylize_text_small span{
    letter-spacing: 2px;
    line-height: 200%;
    font-family: "Noto Sans JP";
}

.stylize_text_detail_simple p{
    letter-spacing: 2px;
    line-height: 120%;
    font-family: "Noto Sans JP";
}

.stylize_text_detail_title {
    letter-spacing: 2px;
    line-height: 150%;
    font-family: "Noto Sans JP";
    font-weight: bold;
    text-transform: none !important;
}

.stylize_text_detail p{
    letter-spacing: 2px;
    line-height: 200%;
    font-family: "Noto Sans JP";
    text-indent: -1.1em;
    margin-left: 1em;
}








  
.stylize_text_menu ul li a {
    letter-spacing: 1px;
    font-family: "Noto Sans JP";
}

.stylize_text_underline{
    color: #143D8C;
    line-height: 2;
}

.stylize_text_underline span {
    background: linear-gradient(to right,#143D8C,#143D8C) no-repeat right bottom;
    background-size: 0 2px;
    transition: background-size 1s;
}

.stylize_text_underline span:hover {
    background-position: left bottom;
    background-size: 100% 2px;
}

.stylize_h3_underline {
    color: #143D8C;
    line-height: 2;
    background: linear-gradient(to right,#143D8C,#143D8C) no-repeat left bottom;
    background-size: 50% 2px;
    transition: background-size 0.1s;
}

.stylize_h3_underline:hover {
    background-position: left bottom;
    background-size: 50% 4px;
}

/* Hero Section CSS */
.fullscreen-cover {
    position: relative;
    width: 100%;
    height: 75vh;
    background-color: #000;
    overflow: hidden;
}

.carousel {
    position: relative;
    height: 75vh;
    overflow: hidden;
}

.carousel-inner {
    position: relative;
    height: 100%;
}

.carousel-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
}

.carousel-item.active {
    display: block;
    z-index: 1;
}

.carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    background-color: #000;
}

.carousel-caption {
    position: absolute;
    top: 40%;
    left: 0;
    transform: translateY(-50%);
    text-align: left;
    width: 100%;
    max-width: 1200px;
    padding-left: 5%;
    z-index: 2;
}

.carousel-item.active .carousel-caption {
    display: block;
}

/* 确保图片预加载 */
.carousel-item img {
    opacity: 1;
}

.carousel-caption h2 {
    font-size: 3.8rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.carousel-caption p {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    color: #fff;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.carousel-caption .btn {
    padding: 15px 40px;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-width: 2px;
}

/* 暂停按钮样式 */
.pause-button {
    position: absolute;
    right: 30px;
    bottom: 120px;
    z-index: 10;
}

.btn-pause {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    position: relative;
    cursor: pointer;
}

.pause-icon {
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
}

/* 暂停状态的两条竖线 */
.pause-icon::before,
.pause-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 4px;
    height: 20px;
    background: #fff;
    transition: all 0.3s ease;
}

.pause-icon::before {
    transform: translate(calc(-50% - 4px), -50%);
}

.pause-icon::after {
    transform: translate(calc(-50% + 4px), -50%);
}

/* 播放状态的三角形 */
.btn-pause.paused .pause-icon::before {
    opacity: 0;
}

.btn-pause.paused .pause-icon::after {
    width: 0;
    height: 0;
    background: transparent;
    border-style: solid;
    border-width: 10px 0 10px 17.3px;
    border-color: transparent transparent transparent #fff;
    transform: translate(-50%, -50%);
}

/* 悬停效果 */
.btn-pause:hover .pause-icon::before,
.btn-pause:hover .pause-icon::after {
    opacity: 0.8;
}

.btn-pause.paused:hover .pause-icon::after {
    border-left-color: #e9ecef;
}

/* 产品导航样式 */
.product-nav {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 10;
}

.product-nav-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    max-width: 100%;
    margin: 0 auto;
}

.product-nav-item {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 15px;
    color: #fff;
    text-decoration: none;
    text-align: center;
    transition: background-color 0.3s;
    overflow: hidden;
}

.product-nav-item::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #0141E4;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s;
}

.product-nav-item.active {
    background: rgba(255, 255, 255, 0.1);
}

.product-nav-item.active::before {
    transform: scaleX(1);
    animation: var(--progress-animation, none);
}

.product-nav-title {
    font-size: 1rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 科技感线条效果 */
.tech-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, rgba(0,24,48,0.1) 1px, transparent 1px) 0 0,
        linear-gradient(0deg, rgba(0,24,48,0.1) 1px, transparent 1px) 0 0;
    background-size: 20px 20px;
    pointer-events: none;
    z-index: 1;
    opacity: 0.5;
}

@keyframes progress {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .carousel-caption {
        padding-left: 3%;
        top: 40%;
    }
    
    .carousel-caption h2 {
        font-size: 3.2rem;
    }
    
    .carousel-caption p {
        font-size: 1.6rem;
    }
}

@media (max-width: 768px) {
    .fullscreen-cover, .carousel {
        height: 65vh;
    }
    
    .carousel-caption {
        padding: 0 20px;
        top: 35%;
    }
    
    .carousel-caption h2 {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }
    
    .carousel-caption p {
        font-size: 1.4rem;
        margin-bottom: 1.5rem;
    }
    
    .carousel-caption .btn {
        margin-top: 0.5rem;
        padding: 10px 20px;
        font-size: 1rem;
    }
    
    .pause-button {
        right: 15px;
        bottom: 100px;
    }
    
    .btn-pause {
        width: 35px;
        height: 35px;
    }
    
    .product-nav-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-nav-item {
        padding: 12px 8px;
    }
    
    .product-nav-title {
        font-size: 0.85rem;
    }
}

@media (max-width: 576px) {
    .fullscreen-cover, .carousel {
        height: 55vh;
    }
    
    .carousel-caption {
        top: 30%;
    }
    
    .carousel-caption h2 {
        font-size: 1.8rem;
        margin-bottom: 0.8rem;
    }
    
    .carousel-caption p {
        font-size: 1rem;
        margin-bottom: 1rem;
    }
    
    .carousel-caption .btn {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    
    .about_us_area {
        padding: 40px 0;
    }
    
    .feature-box {
        padding: 1.5rem;
    }
    
    .feature-box i {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .service-item {
        padding: 1.5rem;
    }
    
    .service-item i {
        font-size: 1.8rem;
    }
}

@media (max-height: 700px) {
    .carousel-caption {
        top: 35%;
    }
    
    .carousel-caption h2 {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }
    
    .carousel-caption p {
        font-size: 1.1rem;
        margin-bottom: 0.8rem;
    }
    
    .product-nav-item {
        padding: 12px 8px;
    }
}

@media (max-height: 600px) {
    .carousel-caption {
        top: 30%;
    }
    
    .product-nav {
        position: fixed;
        bottom: 0;
    }
    
    .product-nav-item {
        padding: 8px 5px;
    }
    
    .product-nav-title {
        font-size: 0.8rem;
    }
}

/* DXAI Logo样式 */
.classy-navbar .nav-brand {
    max-width: 120px;
    height: auto;
}

.classy-navbar .nav-brand img {
    max-width: 100%;
    height: auto;
}

/* About Us Area 样式 */
.about_us_area {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
}

.about_us_area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(20, 61, 140, 0.05) 0%, rgba(0, 123, 255, 0.05) 100%);
    pointer-events: none;
}

.section-title {
    position: relative;
    color: #143D8C;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: #143D8C;
}

.feature-box {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.feature-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.feature-box i {
    color: #143D8C;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.feature-box:hover i {
    transform: scale(1.1);
}

.feature-box h4 {
    color: #333;
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-item {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid rgba(20, 61, 140, 0.1);
}

.service-item:hover {
    background: white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: #143D8C;
}

.service-item i {
    color: #143D8C;
    transition: transform 0.3s ease;
}

.service-item:hover i {
    transform: scale(1.1);
}

.service-item h6 {
    color: #333;
    font-weight: 600;
    margin-top: 1rem;
}

.lead {
    color: #555;
    line-height: 1.8;
}

/* About Us Area 响应式设计 */
@media (max-width: 768px) {
    .feature-box {
        margin-bottom: 2rem;
    }
    
    .section-title {
        font-size: 2rem !important;
    }
    
    .lead {
        font-size: 1.1rem !important;
    }
    
    .feature-box h4 {
        font-size: 1.3rem !important;
    }
    
    .service-item {
        margin-bottom: 1rem;
    }
    
    .service-item h6 {
        font-size: 1.1rem !important;
    }
}

/* Subscribe Area 样式 */
.subscribe-section {
    background: linear-gradient(to right, #143D8C, #1e90ff);
    color: white;
    text-align: center;
    padding: 60px 20px;
    font-family: 'Noto Sans JP', sans-serif;
}

.subscribe-section h2 {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 20px;
    color: white;
}

.subscribe-section .subscribe-container {
    display: flex;
    justify-content: center;
    gap: 10px;
    max-width: 500px;
    margin: auto;
}

.subscribe-section input[type="email"] {
    padding: 12px;
    width: 60%;
    border: none;
    border-radius: 6px;
    font-size: 16px;
}

.subscribe-section button {
    padding: 12px 24px;
    background-color: #ff5c5c;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.subscribe-section button:hover {
    background-color: #ff4444;
}

#subscribeMessage {
    margin-top: 15px;
    display: none;
}

/* FAQ Area 样式 */
.faq-section {
    max-width: 1000px;
    margin: 80px auto;
    font-family: 'Noto Sans JP', sans-serif;
}

.faq-section h3 {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 30px;
    text-align: center;
    color: #143D8C;
}

.faq-item {
    border: 1px solid #ddd;
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.faq-item button {
    width: 100%;
    padding: 20px;
    text-align: left;
    font-size: 18px;
    background-color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.faq-item button:hover {
    background-color: #f8f9fa;
}

.faq-content {
    padding: 20px;
    display: none;
    background-color: #f8f9fa;
    font-size: 16px;
    line-height: 1.8;
}

/* FAQ响应式设计 */
@media (max-width: 768px) {
    .faq-section {
        margin: 40px auto;
        padding: 0 15px;
    }
    
    .faq-section h3 {
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    .faq-item button {
        font-size: 16px;
        padding: 15px;
    }
    
    .faq-content {
        font-size: 14px;
        padding: 15px;
    }
}

/* Subscribe响应式设计 */
@media (max-width: 576px) {
    .subscribe-section h2 {
        font-size: 24px;
    }
    
    .subscribe-section .subscribe-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .subscribe-section input[type="email"] {
        width: 100%;
    }
    
    .subscribe-section button {
        width: 100%;
    }
}

/* 箭头图标和动画效果 */
.arrow-icon {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.3s ease;
    font-size: 24px;
    color: rgb(91, 167, 161);
}

.arrow-icon.active {
    transform: translateY(-50%) rotate(180deg);
}

/* 滑动动画效果 */
.slide-enter-active,
.slide-leave-active {
    transition: all 0.3s ease;
    max-height: 500px;
    opacity: 1;
    overflow: hidden;
}

.slide-enter,
.slide-leave-to {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
}

/* 渐变动画效果 */
.fade-enter-active,
.fade-leave-active {
    transition: opacity 0.3s ease;
}

.fade-enter,
.fade-leave-to {
    opacity: 0;
}

/* 按钮悬停效果 */
.hover-effect {
    transition: all 0.3s ease;
}

.hover-effect:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* 波纹效果 */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple:after {
    content: "";
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
    background-repeat: no-repeat;
    background-position: 50%;
    transform: scale(10, 10);
    opacity: 0;
    transition: transform .5s, opacity 1s;
}

.ripple:active:after {
    transform: scale(0, 0);
    opacity: .3;
    transition: 0s;
}

/* Modern Course Details Page Styles */
.course-details-modern {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 60px 0;
    font-family: 'Noto Sans JP', sans-serif;
}

/* Course Header */
.course-header {
    background: white;
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.course-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 20px;
    line-height: 1.3;
}

.course-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 0;
}

.meta-item {
    display: flex;
    align-items: center;    
    gap: 8px;
    color: #555;
    font-size: 1rem;
}

.meta-item i {
    color: rgb(91, 167, 161);
    font-size: 1.1rem;
}

.course-price {
    text-align: right;
    margin-bottom: 15px;
}

.price-label {
    display: block;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 5px;
}

.price-value {
    font-size: 2rem;
    font-weight: 700;
    color: rgb(91, 167, 161);
}

.price-value small {
    font-size: 0.8rem;
    color: #888;
    font-weight: normal;
}

.enrollment-info {
    color: #666;
    font-size: 0.95rem;
}

/* Course Showcase */
.course-showcase {
    margin-bottom: 60px;
}

.course-image-container {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.course-main-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    display: block;
}

.course-action-panel {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    height: fit-content;
}

.btn-start-learning {
    display: block;
    width: 100%;
    padding: 18px 24px;
    background: linear-gradient(135deg, rgb(91, 167, 161) 0%, rgb(76, 140, 135) 100%);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.1rem;
    text-align: center;
    transition: all 0.3s ease;
    margin-bottom: 30px;
    border: none;
}

.btn-start-learning:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(91, 167, 161, 0.3);
    color: white;
    text-decoration: none;
}

.btn-start-learning i {
    margin-right: 10px;
    font-size: 1.2rem;
}

.lms-highlight {
    border-top: 2px solid #e9ecef;
    padding-top: 25px;
}

.lms-highlight h4 {
    color: rgb(91, 167, 161);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.lms-highlight p {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.lms-preview {
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.lms-preview:hover {
    transform: scale(1.02);
}

.lms-screenshot {
    width: 100%;
    height: auto;
    display: block;
}

/* Course Content */
.course-content {
    margin-bottom: 60px;
}

.content-section {
    background: white;
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.section-title {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f8f9fa;
}

.title-icon {
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgb(91, 167, 161) 0%, rgb(76, 140, 135) 100%);
    border-radius: 12px;
    color: white;
}

.section-content {
    color: #555;
    line-height: 1.8;
    font-size: 1rem;
}

.section-content p {
    margin-bottom: 0;
}

.curriculum-image {
    text-align: center;
}

.curriculum-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

/* Bottom CTA */
.bottom-cta {
    background: linear-gradient(135deg, rgb(91, 167, 161) 0%, rgb(76, 140, 135) 100%);
    border-radius: 20px;
    padding: 60px 40px;
    text-align: center;
    color: white;
    box-shadow: 0 12px 40px rgba(91, 167, 161, 0.3);
}

.cta-content h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: white;
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn-cta-large {
    display: inline-block;
    padding: 20px 40px;
    background: white;
    color: rgb(91, 167, 161);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.btn-cta-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    color: rgb(76, 140, 135);
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 992px) {
    .course-title {
        font-size: 2rem;
    }
    
    .course-meta {
        gap: 20px;
    }
    
    .course-header {
        padding: 30px;
    }
    
    .content-section {
        padding: 30px;
    }
    
    .bottom-cta {
        padding: 40px 30px;
    }
}

@media (max-width: 768px) {
    .course-details-modern {
        padding: 40px 0;
    }
    
    .course-title {
        font-size: 1.8rem;
        margin-bottom: 15px;
    }
    
    .course-meta {
        flex-direction: column;
        gap: 15px;
    }
    
    .course-header {
        padding: 25px;
        margin-bottom: 30px;
    }
    
    .course-price {
        text-align: left;
        margin-top: 20px;
        margin-bottom: 10px;
    }
    
    .price-value {
        font-size: 1.6rem;
    }
    
    .course-image-container,
    .course-action-panel {
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .content-section {
        padding: 25px;
        margin-bottom: 20px;
    }
    
    .section-title {
        font-size: 1.3rem;
        gap: 12px;
    }
    
    .title-icon {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .bottom-cta {
        padding: 30px 20px;
    }
    
    .cta-content h3 {
        font-size: 1.6rem;
    }
    
    .btn-cta-large {
        width: 100%;
        padding: 16px 30px;
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .course-title {
        font-size: 1.5rem;
    }
    
    .course-header,
    .course-image-container,
    .course-action-panel,
    .content-section {
        padding: 20px;
    }
    
    .section-title {
        font-size: 1.2rem;
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .title-icon {
        width: 35px;
        height: 35px;
        font-size: 1.3rem;
    }
}

.target-audience-highlight {
    margin-bottom: 25px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid rgb(91, 167, 161);
}

.target-audience-highlight h4 {
    color: rgb(91, 167, 161);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 1px;
}

.target-audience-highlight p {
    color: #555;
    font-size: 0.9rem;
    margin-bottom: 0;
    line-height: 1.6;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 0.5px;
}

.prerequisites-highlight {
    border-top: none;
    padding: 20px;
    margin-bottom: 25px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid rgb(91, 167, 161);
}

.prerequisites-highlight h4 {
    color: rgb(91, 167, 161);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 1px;
}

.prerequisites-highlight p {
    color: #555;
    font-size: 0.9rem;
    margin-bottom: 0;
    line-height: 1.6;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 0.5px;
}

.lms-highlight {
    border-top: none;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid rgb(91, 167, 161);
}

.lms-highlight h4 {
    color: rgb(91, 167, 161);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 1px;
}

.lms-highlight p {
    color: #555;
    font-size: 0.9rem;
    margin-bottom: 15px;
    line-height: 1.6;
    font-family: 'Noto Sans JP', sans-serif;
    letter-spacing: 0.5px;
}

/* 课程卡片字体样式重新优化 */
.single_courses {
    font-family: "Noto Sans JP", sans-serif;
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    background: #ffffff;
    border: 1px solid rgba(0,0,0,0.05);
}

.single_courses:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
    border-color: rgba(20, 61, 140, 0.1);
}

/* 课程标题样式 */
.single_courses .title a {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 700;
    font-size: 1.15rem;
    line-height: 1.5;
    letter-spacing: 0.8px;
    color: #1a202c;
    text-decoration: none;
    transition: all 0.3s ease;
    display: block;
    margin-bottom: 12px;
}

.single_courses .title a:hover {
    color: #143D8C;
    text-shadow: 0 1px 3px rgba(20, 61, 140, 0.1);
}

/* 课程描述文字 */
.single_courses .title p {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.95rem;
    font-weight: 400;
    color: #4a5568;
    line-height: 1.7;
    margin-top: 10px;
    letter-spacing: 0.4px;
    text-align: left;
}

/* 价格区域样式 */
.single_courses .price_rating_area {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-top: 1px solid rgba(0,0,0,0.05);
}

.single_courses .price_rating_area .price span:first-child {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    color: #2d3748;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.single_courses .price_rating_area .price span:last-child {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.85rem;
    color: #718096;
    font-weight: 500;
    margin-left: 4px;
    letter-spacing: 0.3px;
}

/* 课程图片容器 */
.single_courses .single_courses_thumb {
    position: relative;
    overflow: hidden;
}

.single_courses .single_courses_thumb img {
    transition: transform 0.4s ease;
}

.single_courses:hover .single_courses_thumb img {
    transform: scale(1.05);
}

/* 课程标签样式 */
.single_courses .courses_badge span {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* 分类按钮样式优化 */
.btn.stylize_text_detail_title {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 1.2px;
    text-transform: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(50, 160, 138, 0.2);
}

.btn.stylize_text_detail_title:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(50, 160, 138, 0.3);
}

/* 响应式字体优化 */
@media (max-width: 1200px) {
    .single_courses .title a {
        font-size: 1.1rem;
        letter-spacing: 0.6px;
    }
    
    .single_courses .price_rating_area .price span:first-child {
        font-size: 1.4rem;
    }
}

@media (max-width: 768px) {
    .single_courses .title a {
        font-size: 1.05rem;
        letter-spacing: 0.5px;
        line-height: 1.4;
    }
    
    .single_courses .title p {
        font-size: 0.9rem;
        line-height: 1.6;
        letter-spacing: 0.3px;
    }
    
    .single_courses .price_rating_area .price span:first-child {
        font-size: 1.3rem;
    }
    
    .single_courses .price_rating_area .price span:last-child {
        font-size: 0.8rem;
    }
    
    .btn.stylize_text_detail_title {
        font-size: 1rem;
        letter-spacing: 1px;
    }
}

@media (max-width: 576px) {
    .single_courses {
        border-radius: 12px;
    }
    
    .single_courses .title a {
        font-size: 1rem;
        letter-spacing: 0.4px;
    }
    
    .single_courses .title p {
        font-size: 0.85rem;
        letter-spacing: 0.2px;
    }
    
    .single_courses .price_rating_area .price span:first-child {
        font-size: 1.2rem;
    }
    
    .btn.stylize_text_detail_title {
        font-size: 0.95rem;
        letter-spacing: 0.8px;
        padding: 12px 20px;
    }
}

/* 课程标题区域样式 - 基于course-grid-new.html的设计 */
.course-title-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 60px 0 50px 0;
    position: relative;
    overflow: hidden;
    font-family: 'Noto Sans JP', sans-serif;
}

.course-title-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(20, 61, 140, 0.02) 0%, rgba(50, 160, 138, 0.02) 100%);
    pointer-events: none;
}

.course-title-content {
    text-align: center;
    position: relative;
    z-index: 2;
    margin-bottom: 0;
}

.main-course-title {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    color: rgb(91, 167, 161);
    margin-bottom: 20px;
    letter-spacing: 0;
    line-height: 1.2;
    text-shadow: none;
    position: relative;
}

.main-course-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, rgb(91, 167, 161) 0%, rgb(76, 140, 135) 100%);
    border-radius: 2px;
}

.course-description {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.2rem;
    font-weight: 400;
    color: #666;
    line-height: 1.6;
    letter-spacing: 0;
    max-width: 600px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 响应式设计 - 基于course-grid-new.html */
@media (max-width: 768px) {
    .course-title-section {
        padding: 40px 0;
    }
    
    .main-course-title {
        font-size: 2.2rem;
    }
    
    .course-description {
        font-size: 1rem;
        padding: 0 20px;
    }
}

@media (max-width: 576px) {
    .main-course-title {
        font-size: 1.8rem;
    }
    
    .course-description {
        padding: 0 20px;
    }
}

/* 确保课程内容区域与标题区域背景一致 */
.popular_coureses_area.all_courses.grid_list {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding-top: 0;
}