/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* Navigation Bar */
.navbar {
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    z-index: 1000;
}



.navbar.transparent {
    background: transparent !important;
    box-shadow: none;
}

.navbar.solid {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #fff;
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar.solid .navbar-brand {
    color: #333;
}

.logo-symbol {
    color: white;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-right: 15px;
    font-size: 1.2rem;
}

.company-name {
    font-size: 1.3rem;
}

.navbar-nav .nav-link {
    color: #fff !important;
    font-weight: 700;
    margin: 0 15px;
    transition: all 0.3s ease;
    position: relative;
}

.navbar.solid .navbar-nav .nav-link {
    color: #333 !important;
}

.navbar-nav .nav-link:hover {
    color: #ff6b35 !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: #ff6b35;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
    width: 100%;
}

.navbar-toggler {
    border: none;
    padding: 0;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar.solid .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0, 0, 0, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 60vh;
    min-height: 60vh;
    max-height: 60vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px; /* 为固定导航栏留出空间 */
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.4));
    z-index: -1;
}

.hero-content {
    color: white;
    z-index: 1;
    position: relative;
}

.hero-slogan {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    line-height: 1.3;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.company-title {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.contact-btn {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border: none;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
    background: linear-gradient(135deg, #f7931e, #ff6b35);
}

/* Floating Coins */
.floating-coins {
    display: none; /* 隐藏浮动金币 */
}

/* Mission Section */
.mission-section {
    background: #1a1a1a;
    color: white;
    padding: 100px 0;
    position: relative;
    min-height: 600px; /* 统一区域高度 */
}

.mission-content {
    padding-right: 50px;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

.mission-content.slide-transition {
    transform: translateX(10px);
    opacity: 0.8;
}

.section-title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 2rem;
    color: white;
    transition: all 0.3s ease;
}

.mission-text {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 3rem;
    color: #e0e0e0;
    transition: all 0.3s ease;
}

/* Mission Content Sub-sections */
.mission-section-content,
.vision-section-content {
    margin-bottom: 25px;
}

.mission-subtitle,
.vision-subtitle {
    color: #ff6b35;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    position: relative;
    padding-left: 15px;
}

.mission-subtitle::before,
.vision-subtitle::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 20px;
    background: #ff6b35;
    border-radius: 2px;
}

.vision-subtitle {
    color: #2c3e50;
}

.vision-subtitle::before {
    background: #2c3e50;
}

.vision-text {
    color: #e0e0e0;
    line-height: 1.7;
    margin-bottom: 0;
    font-size: 1.1rem;
    text-align: justify;
}

.explore-btn {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.explore-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.mission-image-container {
    position: relative;
    text-align: center;
    height: 400px; /* 固定图片容器高度 */
    display: flex;
    align-items: center;
    justify-content: center;
}

.mission-image {
    width: 100%;
    max-width: 600px;
    height: 450px; /* 增加图片高度 */
    object-fit: cover; /* 优化图片显示 */
    transition: all 0.3s ease;
}

.mission-image:hover {
    transform: scale(1.02);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255, 107, 53, 0.1), rgba(247, 147, 30, 0.1));
    transition: all 0.3s ease;
}

/* Navigation Arrows */
.nav-arrows {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 50px;
    pointer-events: none;
}

.nav-arrow {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: auto;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.nav-arrow::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.nav-arrow:hover::before {
    left: 100%;
}

.nav-arrow:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

/* Carousel Indicators */
.carousel-indicators {
    position: absolute;
    left: 0;
    right: 0;      
    bottom: 30px;
    margin: 0 auto; 
    width: fit-content;
    display: flex;
    gap: 15px;
    padding: 15px 25px;
    z-index: 100;
}

.indicator {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.7);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 0 5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.indicator.active {
    background: #ff6b35;
    border-color: #ff6b35;
    transform: scale(1.2);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
}

.indicator:hover {
    background: rgba(255, 107, 53, 0.7);
    border-color: rgba(255, 107, 53, 0.7);
    transform: scale(1.1);
}

/* About Section */
.about-section {
    background: #f8f9fa;
    padding: 100px 0;
}

/* About Page Styles */
.about-content-section {
    background: #1a1a1a;
    padding: 100px 0;
    color: white;
}

.about-content-item {
    margin-bottom: 120px;
}

.about-content-item:last-child {
    margin-bottom: 0;
}

.about-content-image {
    width: 100%;
    max-width: 500px;
    height: 350px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.about-content-image:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.about-content-text {
    padding: 20px 0;
}

.about-content-title {
    color: white;
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
}

.about-content-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.about-content-description {
    color: white;
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

/* 核心团队 Section */
.core-team-section {
    background: #1a1a1a;
    padding: 100px 0;
    color: white;
}

.core-team-title {
    color: white;
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    position: relative;
}

.core-team-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.core-team-subtitle {
    color: #e0e0e0;
    font-size: 1.3rem;
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.core-team-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.core-team-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 107, 53, 0.3);
}

.core-team-image {
    margin-bottom: 25px;
}

.team-image {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255, 107, 53, 0.3);
    transition: all 0.3s ease;
}

.core-team-card:hover .team-image {
    border-color: #ff6b35;
    transform: scale(1.05);
}

.core-team-card-title {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.core-team-card-description {
    color: #e0e0e0;
    line-height: 1.6;
    margin-bottom: 0;
    font-size: 1rem;
}

/* 核心价值观 Section */
.core-values-section {
    background: #1a1a1a;
    padding: 100px 0;
    color: white;
}

.core-values-title {
    color: white;
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    position: relative;
}

.core-values-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.core-values-subtitle {
    color: #e0e0e0;
    font-size: 1.3rem;
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.core-values-item {
    margin-bottom: 120px;
    padding: 40px 0;
}

.core-values-item:last-child {
    margin-bottom: 0;
}

.core-values-image-container {
    text-align: center;
    margin-bottom: 30px;
}

.values-image {
    width: 100%;
    max-width: 500px;
    height: 350px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.values-image:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.core-values-content {
    padding: 20px 0;
}

.core-values-item-title {
    color: white;
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
}

.core-values-item-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.core-values-item-description {
    color: white;
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.about-content-detail {
    color: #777;
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 0;
}

.about-content-subtitle {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Timeline */
.timeline {
    margin-top: 2rem;
}

.timeline-item {
    display: flex;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-year {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: white;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1rem;
    flex-shrink: 0;
    margin-right: 2rem;
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.3);
}

.timeline-content {
    flex: 1;
    padding-top: 10px;
}

.timeline-content h4 {
    color: #333;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* Advantage Cards */
.advantage-card {
    background: #f8f9fa;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e9ecef;
}

/* Investment Philosophy Page Styles */
.investment-hero-section {
    background: linear-gradient(135deg, rgb(28, 30, 34), #1a1a1a);
    color: white;
    padding: 150px 0 100px 0;
    text-align: center;
}

.investment-hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: white;
}

.investment-hero-subtitle {
    font-size: 1.3rem;
    color: #e0e0e0;
    max-width: 700px;
    margin: 0 auto;
}

.investment-content-section {
    background: rgb(28, 30, 34);
    padding: 100px 0;
}

.investment-service-item {
    margin-bottom: 120px;
}

.investment-service-item:last-child {
    margin-bottom: 0;
}

.investment-content-image {
    width: 100%;
    max-width: 500px;
    height: 350px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.investment-content-image:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.investment-content-text {
    padding: 20px 0;
}

.investment-content-title {
    color: white;
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
}

.investment-content-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    /* background: linear-gradient(135deg, #ff6b35, #f7931e); */
    border-radius: 2px;
}

.investment-content-description {
    color: white;
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    font-weight: 500;
}

/* Long-term Investment Section Styles */
.long-term-investment-section {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    padding: 100px 0;
    color: white;
}

.long-term-investment-title {
    color: white;
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
}

.long-term-investment-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.long-term-investment-subtitle {
    color: #e0e0e0;
    font-size: 1.3rem;
    margin-bottom: 3rem;
    font-weight: 400;
}

.investment-concept-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    height: 100%;
}

.investment-concept-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.concept-image-container {
    margin-bottom: 20px;
    overflow: hidden;
    border-radius: 15px;
}

.concept-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.investment-concept-card:hover .concept-image {
    transform: scale(1.05);
}

.concept-title {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.concept-date {
    color: #ff6b35;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.concept-description {
    color: #e0e0e0;
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

/* Data-Driven Investment Section Styles */
.data-driven-investment-section {
    background: #1a1a1a;
    padding: 100px 0;
    color: white;
}

.data-driven-investment-title {
    color: white;
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
}

.data-driven-investment-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.data-driven-investment-subtitle {
    color: #e0e0e0;
    font-size: 1.3rem;
    margin-bottom: 4rem;
    font-weight: 400;
}

.data-driven-content-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.data-driven-content-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 107, 53, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.data-driven-image-container {
    text-align: center;
    margin-bottom: 20px;
}

.data-driven-image {
    width: 100%;
    max-width: 500px;
    height: 300px;
    object-fit: cover;
    border-radius: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.data-driven-content-item:hover .data-driven-image {
    transform: scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.data-driven-content {
    padding: 20px 0;
}

.data-driven-content-title {
    color: white;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
}

.data-driven-content-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.data-driven-content-description {
    color: #e0e0e0;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 0;
    font-weight: 400;
}

.service-features {
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.feature-item i {
    color: #ff6b35;
    font-size: 1.2rem;
    margin-right: 15px;
    width: 20px;
    text-align: center;
}

.feature-item span {
    color: #333;
    font-weight: 500;
    font-size: 1rem;
}

/* Contact Page Styles */
.contact-hero-section {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 150px 0 80px 0;
    text-align: center;
}

.contact-hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.contact-hero-subtitle {
    font-size: 1.2rem;
    color: #ecf0f1;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.contact-content-section {
    background: white;
    padding: 60px 0;
}

.contact-section-title {
    color: #333;
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    position: relative;
}

.contact-section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

.contact-section-subtitle {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.contact-info-items {
    margin-top: 1rem;
}

.contact-info-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: all 0.3s ease;
    border-left: 4px solid #3498db;
}

.contact-info-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.contact-icon {
    width: 45px;
    height: 45px;
    background: #3498db;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    color: white;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-details h4 {
    color: #2c3e50;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.contact-details p {
    color: #6c757d;
    font-size: 0.95rem;
    line-height: 1.4;
    margin-bottom: 0.2rem;
}

.contact-note {
    color: #888 !important;
    font-size: 0.9rem !important;
    font-style: italic;
}

/* Contact Form Section Styles */
.contact-form-section {
    background: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    height: auto;
    border: 1px solid #e9ecef;
}

.contact-form-title {
    color: #2c3e50;
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center;
}

.contact-form .form-group {
    margin-bottom: 1rem;
}

.contact-form label {
    color: #495057;
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: block;
    font-size: 1rem;
}

.contact-form .form-control {
    border: 1px solid #ced4da;
    border-radius: 5px;
    padding: 10px 15px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: #ffffff;
}

.contact-form .form-control:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
    outline: none;
}

.contact-submit-btn {
    background: #3498db;
    border: none;
    padding: 10px 30px;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 500;
    width: 100%;
    transition: background-color 0.3s ease;
    cursor: pointer;
    color: white;
}

.contact-submit-btn:hover {
    background: #2980b9;
}

/* Map Section Styles */
.map-section {
    background: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    height: auto;
    border: 1px solid #e9ecef;
}

.map-section-title {
    color: #2c3e50;
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center;
}

.map-container {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
}

.map-info {
    text-align: center;
    background: #f8f9fa;
    padding: 12px;
    border-radius: 8px;
}

.map-info h4 {
    color: #495057;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.map-info p {
    color: #6c757d;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.map-info i {
    color: #3498db;
    margin-right: 8px;
}

/* Contact Info Section Styles */
.contact-info-section {
    background: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    height: auto;
    border: 1px solid #e9ecef;
}

.contact-info-title {
    color: #2c3e50;
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center;
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    border-color: #ff6b35;
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px auto;
    color: white;
    font-size: 2rem;
}

.advantage-card h3 {
    color: #333;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.advantage-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 0;
}

.about-section .section-title {
    color: #333;
    margin-bottom: 1rem;
}

.about-section .section-subtitle {
    color: #666;
    font-size: 1.2rem;
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.about-image-container {
    text-align: center;
    margin-bottom: 30px;
}

.about-image {
    width: 100%;
    max-width: 500px;
    height: 350px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.about-image:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.about-content {
    padding: 20px 0;
}

.about-item {
    margin-bottom: 40px;
}

.about-item:last-child {
    margin-bottom: 0;
}

.about-title {
    color: #333;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 15px;
    position: relative;
}

.about-title::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 50%;
    width: 4px;
    height: 20px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    transform: translateY(-50%);
    border-radius: 2px;
}

.about-text {
    color: #666;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-left: 0;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-image {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
}

.feature-card h4 {
    color: #333;
    margin-bottom: 15px;
    font-weight: 600;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Investment Philosophy Section */
.investment-services-section {
    background: rgb(28, 30, 34);
    padding: 100px 0;
}

/* 稳健投资策略 Section */
.strategy-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 30px;
    height: 100%;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.strategy-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.strategy-title {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    position: relative;
}

.strategy-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(135deg, #ff6b35, #ff6b35);
    border-radius: 2px;
}

.strategy-description {
    color: #e0e0e0;
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.investment-content-subtitle {
    color: #e0e0e0;
    font-size: 1.2rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    font-size: 1.3rem;
    color: white;
    margin-bottom: 4rem;
    line-height: 1.6;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* 横版单列布局 */
.service-row {
    margin-bottom: 80px;
}

.service-row:last-child {
    margin-bottom: 0;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-image-wrapper {
    flex: 0 0 400px;
    text-align: center;
}

.service-image {
    width: 100%;
    max-width: 400px;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-image:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.service-text-wrapper {
    flex: 1;
    padding: 20px 0;
}

.service-text-wrapper h3 {
    color: white;
    margin-bottom: 20px;
    font-weight: 600;
    font-size: 2rem;
    line-height: 1.3;
}

    .service-text-wrapper p {
        color: #e0e0e0;
        line-height: 1.8;
        font-size: 1.1rem;
        margin-bottom: 0;
    }

    /* News Section */
    .news-section {
        background: rgb(28, 30, 34);
        padding: 100px 0;
        color: white;
    }

    .news-item {
        display: flex;
        align-items: center;
        gap: 60px;
        max-width: 1200px;
        margin: 0 auto 80px auto;
        padding: 40px;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 20px;
        transition: all 0.3s ease;
    }

    .news-item:last-child {
        margin-bottom: 0;
    }

    .news-item:hover {
        background: rgba(255, 255, 255, 0.08);
        transform: translateY(-5px);
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    }

    .news-image-wrapper {
        flex: 0 0 300px;
        text-align: center;
    }

    .news-image {
        width: 100%;
        max-width: 300px;
        height: 200px;
        object-fit: cover;
        border-radius: 15px;
        transition: all 0.3s ease;
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    }

    .news-image:hover {
        transform: scale(1.05);
        box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
    }

    .news-content {
        flex: 1;
        padding: 20px 0;
    }

    .news-title {
        color: white;
        margin-bottom: 15px;
        font-weight: 600;
        font-size: 1.8rem;
        line-height: 1.3;
    }

    .news-date {
        color: #ff6b35;
        font-size: 0.9rem;
        margin-bottom: 20px;
        font-weight: 500;
    }

    .news-description {
        color: #e0e0e0;
        line-height: 1.7;
        font-size: 1rem;
        margin-bottom: 25px;
    }

    .news-link {
        color: #ff6b35;
        text-decoration: none;
        font-weight: 600;
        font-size: 1rem;
        transition: all 0.3s ease;
        border-bottom: 2px solid transparent;
    }

    .news-link:hover {
        color: #f7931e;
        border-bottom-color: #f7931e;
    }

/* Philosophy Section */
.philosophy-section {
    background: white;
    padding: 100px 0;
}

.philosophy-card {
    background: #f8f9fa;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.philosophy-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.philosophy-image {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
}

.philosophy-card h4 {
    color: #333;
    margin-bottom: 15px;
    font-weight: 600;
}

.philosophy-card p {
    color: #666;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    background: #1a1a1a;
    color: white;
    padding: 100px 0;
}

.contact-info {
    margin-top: 50px;
}

.contact-item {
    text-align: center;
    padding: 30px 20px;
}

.contact-item i {
    font-size: 3rem;
    color: #ff6b35;
    margin-bottom: 20px;
}

.contact-item h5 {
    color: white;
    margin-bottom: 15px;
    font-weight: 600;
}

.contact-item p {
    color: #e0e0e0;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background: #111;
    color: #888;
    padding: 30px 0;
    text-align: center;
}

/* Language Switcher */
.language-switcher {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.lang-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    padding: 8px 16px;
    margin: 0 5px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.navbar.solid .lang-btn {
    border-color: rgba(0, 0, 0, 0.3);
    color: #333;
}

.lang-btn:hover {
    background: #ff6b35;
    border-color: #ff6b35;
    color: white;
}

.lang-btn.active {
    background: #ff6b35;
    border-color: #ff6b35;
    color: white;
}

/* Slide Animations */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(-100px);
    }
}

@keyframes slideOutLeft {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100px);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Slide transition classes */
.slide-content {
    transition: all 0.4s ease;
    position: relative;
}

.slide-content.sliding-left {
    animation: slideOutLeft 0.4s ease forwards;
}

.slide-content.sliding-right {
    animation: slideOutRight 0.4s ease forwards;
}

.slide-content.sliding-in-left {
    animation: slideInLeft 0.4s ease forwards;
}

.slide-content.sliding-in-right {
    animation: slideInRight 0.4s ease forwards;
}

/* Mission section container for sliding */
.mission-section {
    overflow: hidden;
    position: relative;
    touch-action: pan-y pinch-zoom;
}

.mission-row {
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: flex;
    width: 300%; /* 3 slides */
    height: 100%;
}

.mission-slide {
    width: 33.333%; /* Each slide takes 33.333% */
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-slogan {
        font-size: 1.3rem;
    }
    
    .company-title {
        font-size: 2rem;
    }
    
         .section-title {
         font-size: 2.5rem;
     }
     
     /* 移动端关于我们区域优化 */
     .about-section .section-subtitle {
         font-size: 1.1rem;
         margin-bottom: 3rem;
     }
     
     /* 移动端关于我们页面优化 */
     .about-content-title {
         font-size: 2rem;
     }
     
     .about-content-description {
         font-size: 1.1rem;
     }
     
     /* 移动端关于我们页面布局调整 */
     .about-content-item .row {
         flex-direction: column;
     }
     
     .about-content-item .col-lg-6:first-child {
         order: 1;
         margin-bottom: 30px;
     }
     
     .about-content-item .col-lg-6:last-child {
         order: 2;
     }
     
     /* 移动端核心团队区域优化 */
     .core-team-title {
         font-size: 2.5rem;
     }
     
     .core-team-subtitle {
         font-size: 1.1rem;
         margin-bottom: 3rem;
     }
     
     .core-team-card {
         margin-bottom: 30px;
         padding: 30px 20px;
     }
     
     .team-image {
         width: 100px;
         height: 100px;
     }
     
     .core-team-card-title {
         font-size: 1.3rem;
     }
     
     .core-team-card-description {
         font-size: 0.95rem;
     }
     
     /* 移动端核心价值观区域优化 */
     .core-values-title {
         font-size: 2.5rem;
     }
     
     .core-values-subtitle {
         font-size: 1.1rem;
         margin-bottom: 3rem;
     }
     
     .core-values-item {
         margin-bottom: 80px;
         padding: 30px 0;
     }
     
     .core-values-item-title {
         font-size: 2rem;
     }
     
     .core-values-item-description {
         font-size: 1.1rem;
     }
     
     /* 移动端核心价值观布局调整 */
     .core-values-item .row {
         flex-direction: column;
     }
     
     .core-values-item .col-lg-6:first-child {
         order: 1;
         margin-bottom: 30px;
     }
     
     .core-values-item .col-lg-6:last-child {
         order: 2;
     }
     
     /* 移动端投资理念页面优化 */
.investment-hero-title {
    font-size: 2.5rem;
}

/* 移动端稳健投资策略优化 */
@media (max-width: 768px) {
    .strategy-card {
        padding: 25px;
        margin-bottom: 20px;
    }
    
    .strategy-title {
        font-size: 1.3rem;
    }
    
    .strategy-description {
        font-size: 0.95rem;
    }
    
    .investment-content-subtitle {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }
}
     
     .investment-hero-subtitle {
         font-size: 1.1rem;
     }
     
     .investment-content-title {
         font-size: 2rem;
     }
     
     .investment-content-description {
         font-size: 1.1rem;
     }
     
     .feature-item {
         padding: 12px;
     }
     
     .feature-item span {
         font-size: 0.95rem;
     }
     
     /* 移动端联系我们页面优化 */
     .contact-hero-title {
         font-size: 2.5rem;
     }
     
     .contact-hero-subtitle {
         font-size: 1.1rem;
     }
     
     .contact-section-title {
         font-size: 2rem;
     }
     
     .contact-form-section {
         padding: 30px 20px;
         margin-top: 30px;
     }
     
     .contact-info-item {
         flex-direction: column;
         text-align: center;
     }
     
     .contact-icon {
         margin: 0 auto 15px auto;
     }
     
     .map-section-title {
         font-size: 2rem;
     }
     
     /* 移动端联系页面布局调整 */
     .contact-content-section .row {
         flex-direction: column;
     }
     
     .contact-content-section .col-lg-4 {
         margin-bottom: 30px;
     }
     
     .contact-form-section,
     .map-section,
     .contact-info-section {
         padding: 30px 20px;
     }
     
     .contact-form-title,
     .map-section-title,
     .contact-info-title {
         font-size: 1.6rem;
         margin-bottom: 1.5rem;
     }
     
     .contact-submit-btn {
         padding: 12px 30px;
         font-size: 1rem;
     }
     
     .map-container iframe {
         height: 300px;
     }
     
     .contact-info-item {
         padding: 15px;
         margin-bottom: 15px;
     }
     
     .contact-icon {
         width: 50px;
         height: 50px;
         font-size: 1.2rem;
     }
     
     .contact-details h4 {
         font-size: 1.1rem;
     }
     
     .contact-details p {
         font-size: 0.9rem;
     }
     
     .about-image {
         max-width: 100%;
         height: 250px;
     }
     
     .about-title {
         font-size: 1.6rem;
         margin-bottom: 12px;
     }
     
     .about-text {
         font-size: 1rem;
         line-height: 1.7;
     }
     
     .mission-content {
        padding-right: 0;
        margin-bottom: 30px;
        text-align: center;
        order: 2;
        padding: 20px 15px;
    }
    

    

    
    .floating-coins {
        display: none;
    }
    
    /* 移动端隐藏导航箭头 */
    .nav-arrows {
        display: none;
    }
    
    .mission-section {
        min-height: 500px;
        padding: 80px 0;
    }
    
    .mission-image-container {
        order: 1;
        height: 280px;
        margin-bottom: 30px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0 15px;
    }
    
    .mission-image {
        height: 280px;
        max-width: 100%;
        object-fit: cover;
        border-radius: 10px;
    }
    
    /* 确保移动端布局正确 */
    .mission-slide .row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .mission-slide .col-lg-6 {
        width: 100%;
        max-width: 100%;
        flex: 0 0 auto;
    }
    

    
    .mission-row {
        width: 300%; /* 3张幻灯片 */
    }
    
    .mission-slide {
        width: 33.333%; /* 每张幻灯片占33.333% */
    }
    
    /* 移动端触摸滑动优化 - 移除重复样式 */
    
    /* 移动端触摸优化 */
    .mission-section {
        touch-action: pan-x pan-y;
        -webkit-overflow-scrolling: touch;
    }
    
    .mission-row {
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
        transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
    }
    
    /* 移动端布局优化 */
    .mission-slide .container {
        padding: 0 15px;
    }
    
    .mission-slide .row {
        margin: 0;
    }
    
    .section-title {
        font-size: 2.2rem;
        margin-bottom: 1.5rem;
    }
    
    .mission-text {
        font-size: 1.1rem;
        line-height: 1.7;
        margin-bottom: 2rem;
    }
    
    /* 强制移动端垂直布局 */
    .mission-slide .row > * {
        width: 100% !important;
        max-width: 100% !important;
        flex: 0 0 auto !important;
    }
    
    /* 确保图片容器在移动端正确显示 */
    .mission-image-container {
        margin-bottom: 20px !important;
    }
    
    /* 确保文字内容在移动端正确显示 */
    .mission-content {
        margin-bottom: 20px !important;
    }
    
    /* 移动端指示器优化 */
    .carousel-indicators {
        bottom: 40px;
        gap: 12px;
    }
    
    .indicator {
        width: 12px !important;
        height: 12px !important;
        margin: 0 4px !important;
    }
}

@media (max-width: 768px) {
    /* 平板端长期投资区域优化 */
    .long-term-investment-section {
        padding: 80px 0;
    }
    
    .long-term-investment-title {
        font-size: 2.2rem;
    }
    
    .investment-concept-card {
        padding: 25px;
        margin-bottom: 30px;
    }
    
    .concept-image {
        height: 180px;
    }
    
    /* 平板端数据驱动投资区域优化 */
    .data-driven-investment-section {
        padding: 80px 0;
    }
    
    .data-driven-investment-title {
        font-size: 2.2rem;
    }
    
    .data-driven-investment-subtitle {
        font-size: 1.1rem;
        margin-bottom: 3rem;
    }
    
    .data-driven-content-item {
        padding: 30px;
        margin-bottom: 30px;
    }
    
    .data-driven-image {
        height: 250px;
    }
    
    .data-driven-content-title {
        font-size: 1.8rem;
    }
    
    .data-driven-content-description {
        font-size: 1.1rem;
        line-height: 1.7;
    }
    
    /* 移动端布局调整 */
    .data-driven-content-item .row {
        flex-direction: column;
    }
    
    .data-driven-content-item .col-lg-6:first-child {
        order: 1;
        margin-bottom: 20px;
    }
    
    .data-driven-content-item .col-lg-6:last-child {
        order: 2;
    }
}

@media (max-width: 576px) {
    .hero-slogan {
        font-size: 1.3rem;
    }
    
    .company-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contact-btn, .explore-btn {
        padding: 15px 35px;
        font-size: 1rem;
        min-height: 48px;
        touch-action: manipulation;
    }
    
    .explore-btn {
        margin: 20px auto 0 auto;
        display: block;
        width: fit-content;
        min-width: 140px;
    }
    
    /* 移动端投资服务区域优化 */
    .service-item {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .service-image-wrapper {
        flex: 0 0 auto;
    }
    
    .service-image {
        max-width: 280px;
        height: 200px;
    }
    
    .service-text-wrapper h3 {
        font-size: 1.6rem;
        margin-bottom: 15px;
    }
    
         .service-text-wrapper p {
         font-size: 1rem;
         line-height: 1.6;
     }
     
     /* 移动端新闻区域优化 */
     .news-item {
         flex-direction: column;
         gap: 30px;
         text-align: center;
         padding: 30px 20px;
         margin-bottom: 60px;
     }
     
     .news-image-wrapper {
         flex: 0 0 auto;
     }
     
     .news-image {
         max-width: 280px;
         height: 180px;
     }
     
     .news-title {
         font-size: 1.5rem;
         margin-bottom: 12px;
     }
     
     .news-description {
         font-size: 0.95rem;
         line-height: 1.6;
         margin-bottom: 20px;
     }
     
     /* 移动端长期投资区域优化 */
     .long-term-investment-section {
         padding: 60px 0;
     }
     
     .long-term-investment-title {
         font-size: 2rem;
     }
     
     .long-term-investment-subtitle {
         font-size: 1.1rem;
         margin-bottom: 2rem;
     }
     
     .investment-concept-card {
         padding: 20px;
         margin-bottom: 20px;
     }
     
     .concept-image {
         height: 150px;
     }
     
     .concept-title {
         font-size: 1.3rem;
     }
     
     .concept-description {
         font-size: 0.9rem;
     }
}

/* Language Switcher Styles */
.language-switcher {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.lang-btn {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
    padding: 8px 16px;
    margin: 0 5px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.navbar.solid .lang-btn {
    border-color: #333;
    color: #333;
}

.lang-btn:hover {
    background: #ff6b35;
    border-color: #ff6b35;
    color: #fff;
    transform: translateY(-2px);
}

.lang-btn.active {
    background: #ff6b35;
    border-color: #ff6b35;
    color: #fff;
}

/* Mobile responsive for language switcher */
@media (max-width: 991.98px) {
    .language-switcher {
        margin: 15px 0 0 0;
        justify-content: center;
    }
    
    .lang-btn {
        font-size: 0.85rem;
        padding: 6px 12px;
        color: #000 !important; /* 移动端字体颜色改为黑色 */
        font-weight: 600; /* 加粗字体，提高可读性 */
    }
    
    .lang-btn:hover {
        color: #fff !important; /* 悬停时字体变为白色 */
    }
    
    .lang-btn.active {
        color: #fff !important; /* 激活状态时字体为白色 */
    }
    
    /* 移动端导航栏样式优化 */
    .navbar {
        padding: 0.75rem 0;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .logo-symbol {
        width: 60px;
        height: 60px;
        margin-right: 10px;
    }
    
    .company-name {
        font-size: 1.1rem;
    }
    
    .navbar-toggler {
        border: 2px solid #333;
        border-radius: 8px;
        padding: 8px 12px;
        transition: all 0.3s ease;
    }
    
    .navbar-toggler:hover {
        border-color: #ff6b35;
        background-color: rgba(255, 107, 53, 0.1);
    }
    
    .navbar-toggler:focus {
        box-shadow: 0 0 0 0.2rem rgba(255, 107, 53, 0.25);
    }
    
    .navbar-collapse {
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(15px);
        border-radius: 15px;
        margin-top: 15px;
        padding: 20px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .navbar-nav .nav-link {
        color: #333 !important;
        font-weight: 500;
        padding: 12px 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        transition: all 0.3s ease;
    }
    
    .navbar-nav .nav-link:last-child {
        border-bottom: none;
    }
    
    .navbar-nav .nav-link:hover {
        color: #ff6b35 !important;
        background-color: rgba(255, 107, 53, 0.05);
        padding-left: 10px;
    }
    
    .navbar-nav .nav-link.active {
        color: #ff6b35 !important;
        font-weight: 600;
        background-color: rgba(255, 107, 53, 0.1);
        border-left: 3px solid #ff6b35;
        padding-left: 15px;
    }
}

/* 超小屏幕优化 */
@media (max-width: 575.98px) {
    .navbar {
        padding: 0.5rem 0;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    .logo-symbol {
        width: 50px;
        height: 50px;
        margin-right: 8px;
    }
    
    .company-name {
        font-size: 1rem;
    }
    
    .navbar-collapse {
        margin-top: 10px;
        padding: 15px;
        border-radius: 12px;
    }
    
    .navbar-nav .nav-link {
        padding: 10px 0;
        font-size: 0.95rem;
    }
    
    .lang-btn {
        font-size: 0.8rem;
        padding: 5px 10px;
        margin: 0 5px;
    }
    
    .language-switcher {
        margin: 10px 0 0 0;
        gap: 8px;
    }
}

/* 浮动客服按钮 */
.customer-service-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #ff6b35, #ff8c42);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
    animation: float 3s ease-in-out infinite;
}

.customer-service-btn:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 12px 35px rgba(255, 107, 53, 0.4);
    color: white;
    text-decoration: none;
}

.customer-service-btn i {
    font-size: 28px;
    animation: pulse 2s ease-in-out infinite;
}

.customer-service-btn .btn-text {
    position: absolute;
    right: 80px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 14px;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.3s ease;
    pointer-events: none;
}

.customer-service-btn:hover .btn-text {
    opacity: 1;
    transform: translateX(0);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .customer-service-btn {
        bottom: 20px;
        right: 20px;
        width: 60px;
        height: 60px;
    }
    
    .customer-service-btn i {
        font-size: 24px;
    }
    
    .customer-service-btn .btn-text {
        right: 70px;
        font-size: 12px;
        padding: 6px 12px;
    }
}

@media (max-width: 480px) {
    .customer-service-btn {
        bottom: 15px;
        right: 15px;
        width: 55px;
        height: 55px;
    }
    
    .customer-service-btn i {
        font-size: 22px;
    }
    
    .customer-service-btn .btn-text {
        right: 65px;
        font-size: 11px;
        padding: 5px 10px;
    }
}