/* 🚀 性能优化 - 懒加载图片样式 */
img.lazy-load {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

img.lazy-loaded {
    opacity: 1;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #0a0a0a;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Grid Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    height: 60px;
    box-sizing: border-box;
    /* 确保所有子元素垂直居中对齐 */
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0;
}

.logo h1 {
    color: #ff8c00;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin: 0;
    line-height: 1;
    display: flex;
    align-items: center;
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    padding: 12px 16px;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    box-sizing: border-box;
    line-height: 1;
    white-space: nowrap;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    background-color: #ff8c00;
    color: #000000;
}

.settings-btn {
    background: rgba(255, 140, 0, 0.1);
    border: 1px solid rgba(255, 140, 0, 0.3);
    color: #ff8c00;
    font-size: 14px;
    cursor: pointer;
    padding: 12px 16px;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 40px;
    box-sizing: border-box;
    line-height: 1;
    white-space: nowrap;
}

.settings-btn i {
    font-size: 16px;
}

.settings-btn span {
    font-size: 14px;
    font-weight: 500;
}

.settings-btn:hover {
    background: rgba(255, 140, 0, 0.2);
    border-color: rgba(255, 140, 0, 0.5);
    color: #ff9500;
}

/* Main Content */
.main {
    margin-top: 60px;
    min-height: calc(100vh - 60px);
    display: flex;
    flex-direction: column;
}

.hero {
    text-align: center;
    padding: 20px 0 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-title {
    margin-bottom: 30px;
}

.title-line1 {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 10px;
}

.title-line2 {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: #ff4500;
}

.hero-description {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 20px;
    line-height: 1.7;
}

.last-updated {
    font-size: 14px;
    color: #888888;
    margin-bottom: 40px;
}

.cta-button {
    background-color: #8b4513;
    color: #ffffff;
    border: none;
    padding: 15px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: #a0522d;
    transform: translateY(-2px);
}

/* FAQ Section */
.faq-section {
    padding: 60px 0;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-title {
    font-size: 32px;
    font-weight: 700;
    color: #ffffff;
    text-align: center;
    margin-bottom: 40px;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background-color: #1a1a1a;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background-color: #222222;
}

.faq-question span {
    font-weight: 600;
    color: #ffffff;
}

.faq-question i {
    color: #888888;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 20px 20px;
    color: #cccccc;
    line-height: 1.6;
}

/* Footer */
.footer {
    background-color: #0a0a0a;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 0 20px;
    margin-top: auto;
}

.disclaimer {
    text-align: center;
    margin-bottom: 30px;
}

.disclaimer p {
    font-size: 14px;
    color: #888888;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

/* 右侧社交按钮 */
.social-links-right {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1000;
}

.social-links-right .social-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 8px;
    font-size: 12px;
}

.social-links-right .social-btn i {
    font-size: 20px;
}

.social-links-right .social-btn span {
    font-size: 10px;
    line-height: 1;
}

/* 回到顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #ff8c00, #ff9500);
    color: #000;
    border: none;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(255, 140, 0, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: linear-gradient(45deg, #ff9500, #ffa500);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 140, 0, 0.6);
}

.back-to-top i {
    font-size: 20px;
}

.back-to-top span {
    font-size: 10px;
    font-weight: 600;
    line-height: 1;
}

/* 品牌故事特殊样式 */
.brand-story-text {
    font-family: 'Georgia', serif;
    line-height: 1.8;
    letter-spacing: 0.5px;
}

.brand-story-text p {
    font-size: 19px;
    margin-bottom: 25px;
    text-align: justify;
    text-indent: 2em;
}

.brand-story-text h2 {
    font-family: 'Arial', sans-serif;
    font-size: 32px;
    margin-bottom: 35px;
    text-align: center;
    position: relative;
}

.brand-story-text h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(45deg, #ff8c00, #ff9500);
    border-radius: 2px;
}

.brand-story-quote {
    font-style: italic;
    font-size: 20px;
    color: #ff8c00;
    text-align: center;
    margin: 30px 0;
    padding: 20px;
    background: rgba(255, 140, 0, 0.1);
    border-left: 4px solid #ff8c00;
    border-radius: 8px;
}

/* 关于我们页面样式 */
.about-hero {
    text-align: center;
    padding: 80px 0 60px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
}

.about-hero-title {
    font-size: 48px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #ff8c00, #ff9500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-hero-subtitle {
    font-size: 20px;
    color: #cccccc;
    margin: 0;
    font-weight: 400;
    line-height: 1.5;
}

.about-section {
    padding: 80px 0;
    background: #0a0a0a;
}

.about-section:nth-child(even) {
    background: #1a1a1a;
}

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

.about-content.reverse {
    flex-direction: row-reverse;
}

.about-text {
    flex: 1;
}

.about-text h2 {
    font-size: 36px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 30px;
    background: linear-gradient(45deg, #ff8c00, #ff9500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text p {
    font-size: 18px;
    line-height: 1.8;
    color: #cccccc;
    margin-bottom: 20px;
}

.mission-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.mission-list li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 18px;
    color: #cccccc;
}

.mission-list li i {
    color: #ff8c00;
    margin-right: 15px;
    font-size: 16px;
}

.about-image {
    flex: 1;
}

.about-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 15px;
    background: #333;
    border: 2px dashed #666;
}

.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 60px;
    background: linear-gradient(45deg, #ff8c00, #ff9500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.team-member {
    text-align: center;
    background: #2a2a2a;
    padding: 40px 30px;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
}

.team-photo {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    background: #333;
    border: 3px solid #ff8c00;
}

.team-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-member h3 {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 10px;
}

.team-role {
    font-size: 16px;
    color: #ff8c00;
    font-weight: 500;
    margin-bottom: 15px;
}

.team-desc {
    font-size: 14px;
    color: #cccccc;
    line-height: 1.6;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.value-card {
    text-align: center;
    background: #2a2a2a;
    padding: 40px 30px;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.value-card:hover {
    transform: translateY(-10px);
}

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(45deg, #ff8c00, #ff9500);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-icon i {
    font-size: 32px;
    color: #000;
}

.value-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 15px;
}

.value-card p {
    font-size: 16px;
    color: #cccccc;
    line-height: 1.6;
}

.contact-content {
    display: flex;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    flex: 1;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: #2a2a2a;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateX(10px);
}

.contact-item i {
    font-size: 24px;
    color: #ff8c00;
    margin-right: 20px;
    width: 40px;
    text-align: center;
}

.contact-item h4 {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 5px;
}

.contact-item p {
    font-size: 16px;
    color: #cccccc;
    margin: 0;
}

.contact-form {
    flex: 1;
    background: #2a2a2a;
    padding: 40px;
    border-radius: 15px;
}

.contact-form h3 {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 30px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 8px;
    color: #ffffff;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ff8c00;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #888;
}

.submit-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(45deg, #ff8c00, #ff9500);
    color: #000;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
}

/* 品牌故事移动端适配 */
@media (max-width: 768px) {
    .brand-story-text p {
        font-size: 17px;
        text-indent: 1.5em;
        margin-bottom: 20px;
    }
    
    .brand-story-text h2 {
        font-size: 26px;
        margin-bottom: 25px;
    }
    
    .brand-story-quote {
        font-size: 18px;
        margin: 25px 0;
        padding: 15px;
    }
}

/* 关于我们页面移动端适配 */
@media (max-width: 768px) {
    .about-hero {
        padding: 40px 0 30px;
    }
    
    .about-hero-title {
        font-size: 28px;
        line-height: 1.3;
        padding: 0 15px;
    }
    
    .about-hero-subtitle {
        font-size: 16px;
        line-height: 1.5;
        padding: 0 15px;
    }
    
    .about-section {
        padding: 40px 0;
    }
    
    .about-content {
        flex-direction: column;
        gap: 30px;
        padding: 0 15px;
    }
    
    .about-content.reverse {
        flex-direction: column;
    }
    
    .about-text {
        width: 100%;
        padding: 0;
    }
    
    .about-text h2 {
        font-size: 24px;
        line-height: 1.3;
        margin-bottom: 20px;
    }
    
    .about-text p {
        font-size: 15px;
        line-height: 1.7;
        margin-bottom: 15px;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    .about-image {
        width: 100%;
    }
    
    .about-img {
        width: 100%;
        height: auto;
        min-height: 200px;
        max-height: 300px;
        object-fit: cover;
        border-radius: 8px;
    }
    
    .section-title {
        font-size: 24px;
        margin-bottom: 30px;
        padding: 0 15px;
    }
    
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 20px;
        padding: 0 15px;
    }
    
    .team-member {
        padding: 25px 15px;
    }
    
    /* 📱 移动端：优化品牌故事文本显示 */
    .brand-story-text {
        padding: 0;
    }
    
    .brand-story-text h2 {
        font-size: 24px !important;
        line-height: 1.3;
        margin-bottom: 20px;
    }
    
    .brand-story-text p {
        font-size: 15px !important;
        line-height: 1.7;
        text-indent: 1.2em;
        margin-bottom: 15px;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    .brand-story-quote {
        font-size: 16px;
        line-height: 1.6;
        margin: 20px 0;
        padding: 15px;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    /* 📱 移动端：优化Values网格 */
    .values-grid {
        grid-template-columns: 1fr !important;
        gap: 20px;
        padding: 0 15px;
    }
    
    .value-card {
        padding: 25px 20px;
    }
    
    /* 📱 移动端：优化Contact内容 */
    .contact-content {
        flex-direction: column;
        gap: 30px;
        padding: 0 15px;
    }
    
    .contact-info {
        width: 100%;
    }
    
    /* 📱 移动端：隐藏联系表单 */
    .contact-form {
        display: none !important;
    }
    
    .team-photo {
        width: 100px;
        height: 100px;
    }
    
    .values-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 30px;
    }
    
    .value-card {
        padding: 30px 20px;
    }
    
    .value-icon {
        width: 60px;
        height: 60px;
    }
    
    .value-icon i {
        font-size: 24px;
    }
    
    .contact-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .contact-form {
        padding: 30px;
    }
}

/* 关于我们轮播图样式 */
.about-carousel-section {
    padding: 20px 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    margin: 10px 0;
}

.about-carousel-title {
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #ff8c00, #ff9500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-carousel-container {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.about-carousel-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.about-carousel-slide {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.about-carousel-slide.active {
    display: block;
}

.about-carousel-item {
    display: flex;
    background: #2a2a2a;
    border-radius: 15px;
    overflow: hidden;
    min-height: 400px;
}

.about-carousel-image {
    width: 50%;
    height: 400px;
    object-fit: cover;
    border-radius: 15px 0 0 15px;
    background: #333;
    border: 2px dashed #666;
}

.about-carousel-content {
    width: 50%;
    padding: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(135deg, #2a2a2a 0%, #3a3a3a 100%);
}

.about-carousel-content h3 {
    font-size: 28px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 20px;
}

.about-carousel-content p {
    font-size: 16px;
    line-height: 1.6;
    color: #cccccc;
    margin: 0;
}

/* 关于我们轮播控制按钮 */
.about-carousel-prev,
.about-carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 140, 0, 0.9);
    color: #000;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.about-carousel-prev {
    left: 20px;
}

.about-carousel-next {
    right: 20px;
}

.about-carousel-prev:hover,
.about-carousel-next:hover {
    background: rgba(255, 149, 0, 1);
    transform: translateY(-50%) scale(1.1);
}

/* 关于我们轮播指示器 */
.about-carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.about-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.about-indicator.active {
    background: #ff8c00;
    transform: scale(1.2);
}

.about-indicator:hover {
    background: rgba(255, 140, 0, 0.7);
}

.social-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: #8b4513;
    color: #ffffff;
    text-decoration: none;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.social-btn:hover {
    background-color: #a0522d;
    transform: translateY(-2px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright,
.built-with {
    font-size: 14px;
    color: #888888;
}

/* Configuration Sidebar */
.config-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    right: 0;
    top: 0;
    width: 400px;
    height: 100vh;
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.config-modal.show {
    display: block;
    transform: translateX(0);
}

.config-modal-content {
    background-color: transparent;
    width: 100%;
    height: 100%;
    overflow-y: auto;
    border-radius: 0;
}

.config-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background-color: rgba(0, 0, 0, 0.2);
}

.config-header h2 {
    color: #ffffff;
    font-size: 20px;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.config-header h2::before {
    content: "⚙️";
    font-size: 18px;
}

.config-close {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #ffffff;
    font-size: 16px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.config-close:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.config-body {
    padding: 30px;
    background-color: rgba(0, 0, 0, 0.1);
}

.config-section {
    margin-bottom: 35px;
}

.config-section:last-child {
    margin-bottom: 0;
}

.config-section-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.config-section-header i {
    color: #ff8c00;
    font-size: 16px;
    margin-right: 10px;
}

.config-section-header h3 {
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.config-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.config-option {
    background-color: #2a2a2a;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 60px;
    text-align: center;
}

.config-option:hover {
    background-color: #3a3a3a;
    border-color: rgba(255, 255, 255, 0.3);
}

.config-option.active {
    background-color: #ff8c00;
    color: #000000;
    border-color: #ff8c00;
}

.currency-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

/* Agent Selection */
.agent-selection {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.agent-primary {
    margin-bottom: 10px;
}

.agent-card {
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    color: #e0e0e0;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: left;
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(10px);
}

.agent-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.1), rgba(255, 140, 0, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.agent-card:hover:not(.active) {
    background: rgba(255, 140, 0, 0.15);
    border-color: rgba(255, 140, 0, 0.6);
    transform: translateY(-4px) scale(1.02);
}

.agent-card.active {
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.25), rgba(255, 140, 0, 0.15));
    border-color: #ff8c00;
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 140, 0, 0.3), 0 0 0 1px rgba(255, 140, 0, 0.2);
}

.agent-card:hover::before {
    opacity: 1;
}

.agent-card.active {
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.25), rgba(255, 140, 0, 0.15));
    border-color: #ff8c00;
    box-shadow: 0 0 30px rgba(255, 140, 0, 0.5), 0 0 0 2px rgba(255, 140, 0, 0.3);
    transform: translateY(-2px);
}

.agent-card.active::before {
    opacity: 1;
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.2), rgba(255, 140, 0, 0.1));
}

.agent-card.recommended {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
}

/* 当推荐代理被选中时，使用active样式 */
.agent-card.recommended.active {
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.25), rgba(255, 140, 0, 0.15));
    border-color: #ff8c00;
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 140, 0, 0.3), 0 0 0 1px rgba(255, 140, 0, 0.2);
}


.agent-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.agent-badge {
    background: linear-gradient(135deg, #ff8c00, #ff9500);
    color: #000;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(255, 140, 0, 0.4);
    position: relative;
    overflow: hidden;
}

.agent-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.agent-card:hover .agent-badge::before {
    left: 100%;
}

.agent-status {
    font-size: 11px;
    color: #4CAF50;
    font-weight: 700;
    opacity: 0;
    transition: all 0.3s ease;
    background: rgba(76, 175, 80, 0.1);
    padding: 4px 8px;
    border-radius: 12px;
    border: 1px solid rgba(76, 175, 80, 0.3);
}

.agent-card.active .agent-status {
    opacity: 1;
    transform: scale(1.05);
    box-shadow: 0 0 10px rgba(76, 175, 80, 0.3);
}

.agent-content {
    display: flex;
    align-items: center;
    padding: 16px;
    gap: 16px;
}

.agent-logo-large {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    flex-shrink: 0;
    background: linear-gradient(135deg, #ff8c00, #ff9500);
    color: #000;
    box-shadow: 0 4px 15px rgba(255, 140, 0, 0.4);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.agent-logo-large::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
    border-radius: 16px;
}

.agent-card:hover .agent-logo-large {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(255, 140, 0, 0.6);
}

.agent-details h4 {
    margin: 0 0 4px 0;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
}

.agent-details p {
    margin: 0;
    font-size: 13px;
    color: #aaa;
    line-height: 1.4;
}

.agent-secondary {
    margin-top: 10px;
}

.section-title {
    font-size: 14px;
    font-weight: 600;
    color: #aaa;
    margin: 0 0 12px 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.agent-card.small {
    padding: 14px;
    flex-direction: row;
    align-items: center;
    gap: 14px;
    min-height: 70px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.agent-card.small:hover:not(.active) {
    border-color: rgba(255, 140, 0, 0.5);
    transform: translateY(-2px) scale(1.02);
}

.agent-card.small.active {
    border-color: #ff8c00;
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.15), rgba(255, 140, 0, 0.08));
    box-shadow: 0 8px 25px rgba(255, 140, 0, 0.3), 0 0 0 1px rgba(255, 140, 0, 0.2);
}

.agent-icon {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    flex-shrink: 0;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.agent-card.small:hover .agent-icon {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.agent-card.small .agent-logo {
    width: 100%;
    height: 100%;
    border-radius: 10px;
    font-size: 12px;
}

.agent-card.small .agent-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.agent-card.small .agent-name {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    margin: 0;
}

.agent-card.small .agent-desc {
    font-size: 11px;
    color: #888;
    margin: 0;
}

.agent-option {
    background-color: #2a2a2a;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 15px;
}

.agent-option:hover {
    background-color: #3a3a3a;
    border-color: rgba(255, 255, 255, 0.3);
}

.agent-option.active {
    background-color: #ff8c00;
    border-color: #ff8c00;
}

.agent-option.recommended {
    background-color: #8b4513;
    border-color: #8b4513;
}

.agent-option.recommended:hover {
    background-color: #a0522d;
}

.agent-option.recommended.active {
    background-color: #ff8c00;
    border-color: #ff8c00;
}

.agent-logo {
    font-size: 12px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 4px;
    min-width: 60px;
    text-align: center;
}

/* Agent Logo Colors */
.kakobuy-logo {
    background: linear-gradient(135deg, #ff8c00, #ff9500, #ffa500);
    color: #000;
    box-shadow: 0 4px 15px rgba(255, 140, 0, 0.4);
}

.hipobuy-logo {
    background: linear-gradient(135deg, #4CAF50, #45a049, #66bb6a);
    color: #fff;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.4);
}

.cnfans-logo {
    background: linear-gradient(135deg, #2196F3, #1976D2, #42a5f5);
    color: #fff;
    box-shadow: 0 4px 15px rgba(33, 150, 243, 0.4);
}

.acbuy-logo {
    background: linear-gradient(135deg, #9C27B0, #7B1FA2, #ba68c8);
    color: #fff;
    box-shadow: 0 4px 15px rgba(156, 39, 176, 0.4);
}

.cssbuy-logo {
    background: linear-gradient(135deg, #FF5722, #E64A19, #ff7043);
    color: #fff;
    box-shadow: 0 4px 15px rgba(255, 87, 34, 0.4);
}

.agent-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.agent-name {
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
}

.agent-recommended {
    color: #cccccc;
    font-size: 12px;
}

.agent-option.active .agent-name,
.agent-option.active .agent-recommended {
    color: #000000;
}

.agent-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.agent-option.small {
    flex-direction: column;
    text-align: center;
    padding: 12px 8px;
    gap: 8px;
}

.agent-option.small i {
    font-size: 18px;
    color: #888888;
}

.agent-option.small span {
    font-size: 12px;
    color: #ffffff;
    font-weight: 500;
}

.agent-option.small.active i,
.agent-option.small.active span {
    color: #000000;
}

/* 桌面端：隐藏移动端菜单按钮 */
@media (min-width: 769px) {
    .mobile-menu-btn {
        display: none !important;
    }
    
    .mobile-menu,
    .mobile-menu-overlay {
        display: none !important;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 10px 15px;
        height: 50px;
        position: relative;
    }
    
    /* 🔧 移动端：隐藏桌面导航栏链接 */
    .header .container .nav {
        display: none !important;
        visibility: hidden !important;
    }
    
    .logo {
        order: 1;
        height: 32px;
        flex-shrink: 0;
        z-index: 1001;
    }
    
    .logo h1 {
        font-size: 18px;
    }
    
    /* 📱 移动端菜单按钮 - 显示在Logo和Settings之间 */
    .mobile-menu-btn {
        display: flex !important; /* 移动端强制显示 */
        order: 2 !important;
        background: rgba(255, 255, 255, 0.15) !important;
        border: 1px solid rgba(255, 255, 255, 0.3) !important;
        color: #ffffff !important;
        padding: 0 !important;
        border-radius: 8px !important;
        cursor: pointer !important;
        font-size: 18px !important;
        width: 40px !important;
        height: 40px !important;
        flex: 0 0 40px !important;
        align-items: center !important;
        justify-content: center !important;
        z-index: 1001 !important;
        flex-shrink: 0 !important;
        margin-left: 10px !important;
        margin-right: auto !important;
        transition: all 0.3s ease !important;
        outline: none !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .mobile-menu-btn:hover,
    .mobile-menu-btn:active {
        background: rgba(255, 140, 0, 0.3);
        border-color: rgba(255, 140, 0, 0.5);
    }
    
    .settings-btn {
        order: 3;
        padding: 8px 10px;
        height: 34px;
        font-size: 12px;
        flex-shrink: 0;
        z-index: 1001;
    }
    
    .settings-btn i {
        font-size: 14px;
    }
    
    .settings-btn span {
        display: none; /* 移动端只显示图标 */
    }
    
    /* 📱 移动端菜单抽屉 */
    .mobile-menu {
        position: fixed;
        top: 50px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        z-index: 10000 !important; /* 确保在所有元素之上 */
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
        padding: 20px 0;
    }
    
    .mobile-menu.show {
        transform: translateX(0);
    }
    
    .mobile-menu .nav-link {
        display: block;
        padding: 16px 20px;
        font-size: 16px;
        color: #ffffff;
        text-decoration: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        transition: all 0.3s ease;
        min-height: 48px;
        display: flex;
        align-items: center;
        position: relative;
        z-index: 10001;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .mobile-menu .nav-link:hover,
    .mobile-menu .nav-link.active {
        background: rgba(255, 140, 0, 0.2);
        color: #ff8c00;
        padding-left: 25px;
    }
    
    /* 确保移动端菜单链接完整显示，不被遮挡 */
    .mobile-menu .nav-link span,
    .mobile-menu .nav-link {
        overflow: visible;
        text-overflow: clip;
        white-space: normal;
        word-wrap: break-word;
        line-height: 1.4;
        padding-right: 15px;
    }
    
    .mobile-menu-overlay {
        position: fixed;
        top: 50px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 9999 !important; /* 确保在auth-container之上 */
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .mobile-menu-overlay.show {
        opacity: 1;
        visibility: visible;
    }
    
    .main {
        margin-top: 50px;
    }
    
    .title-line1,
    .title-line2 {
        font-size: 36px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .faq-title {
        font-size: 28px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .social-links {
        flex-direction: column;
        align-items: center;
    }
    
    /* 移动端隐藏右侧社交按钮 */
    .social-links-right {
        display: none;
    }
    
    /* 移动端调整回到顶部按钮位置 */
    .back-to-top {
        bottom: 20px;
        right: 15px;
        width: 50px;
        height: 50px;
    }
    
    .back-to-top i {
        font-size: 18px;
    }
    
    .back-to-top span {
        font-size: 9px;
    }
    
    /* 关于我们轮播图移动端适配 */
    .about-carousel-section {
        padding: 15px 0;
        margin: 5px 0;
    }
    
    .about-carousel-title {
        font-size: 24px;
        margin-bottom: 15px;
    }
    
    .about-carousel-item {
        flex-direction: column;
        min-height: auto;
    }
    
    .about-carousel-image {
        width: 100%;
        height: 250px;
        border-radius: 15px 15px 0 0;
    }
    
    .about-carousel-content {
        width: 100%;
        padding: 30px;
    }
    
    .about-carousel-content h3 {
        font-size: 22px;
    }
    
    .about-carousel-content p {
        font-size: 14px;
    }
    
    .about-carousel-prev,
    .about-carousel-next {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .about-carousel-prev {
        left: 10px;
    }
    
    .about-carousel-next {
        right: 10px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .title-line1,
    .title-line2 {
        font-size: 28px;
    }
    
    .hero {
        padding: 10px 0 30px;
    }
    
    .faq-question {
        padding: 15px;
    }
    
    .faq-answer p {
        padding: 0 15px 15px;
    }
    
    /* Configuration Sidebar Mobile */
    .config-modal {
        width: 100%;
        right: 0;
    }
    
    .config-header {
        padding: 20px 25px;
    }
    
    .config-body {
        padding: 25px;
    }
    
    .config-options {
        gap: 8px;
    }
    
    .config-option {
        padding: 8px 12px;
        font-size: 13px;
        min-width: 50px;
    }
    
    .currency-options {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .agent-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .agent-option {
        padding: 12px;
    }
    
    .agent-option.small {
        padding: 10px 6px;
    }
}

/* Bookmark Banner Styles */
.bookmark-banner {
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 50%, #ffa726 100%);
    color: #fff;
    padding: 20px 0;
    position: relative;
    z-index: 100;
    box-shadow: 0 8px 32px rgba(255, 107, 107, 0.4);
    border-bottom: none;
    overflow: visible; /* 🚀 改为visible，防止遮挡按钮 */
    margin-top: 60px;
    margin-bottom: 0;
    border-radius: 12px 12px 0 0;
}

/* 🚀 暂时注释掉动画背景，避免阻止按钮点击
.bookmark-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}
*/

@keyframes pulse {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.5; }
    50% { transform: scale(1.1) rotate(180deg); opacity: 0.8; }
}

.bookmark-content {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
    z-index: 998; /* 🚀 提高层级，确保内容可交互 */
    box-sizing: border-box;
}

.bookmark-icon {
    font-size: 28px;
    color: #fff;
    background: rgba(255, 255, 255, 0.25);
    padding: 16px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.bookmark-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    max-width: calc(100% - 200px);
}

.bookmark-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    min-width: 120px;
    position: relative; /* 🚀 确保定位上下文 */
    z-index: 999; /* 🚀 确保在最上层 */
}

.bookmark-title {
    font-size: 18px;
    font-weight: 800;
    color: #fff;
    margin: 0;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bookmark-subtitle {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
    margin: 0;
    line-height: 1.4;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bookmark-action-btn {
    background: linear-gradient(45deg, #fff, #f5f5f5);
    color: #ff6b6b;
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    position: relative; /* 🚀 确保按钮可点击 */
    z-index: 999; /* 🚀 提高到最高层级，确保可点击 */
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    text-shadow: none;
    overflow: visible; /* 🚀 改为visible */
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.3px;
    white-space: nowrap;
}

/* 🚀 暂时注释掉按钮动画，避免阻止点击
.bookmark-action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 107, 0.2), transparent);
    transition: left 0.6s;
    pointer-events: none;
}

.bookmark-action-btn:hover::before {
    left: 100%;
}
*/

.bookmark-action-btn:hover {
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
    color: #fff;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.4);
}

.bookmark-action-btn:active {
    transform: translateY(-1px) scale(1.02);
}

.bookmark-close {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(15px);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    flex-shrink: 0;
}

.bookmark-close:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.6);
    transform: scale(1.1);
}

.bookmark-close:active {
    transform: scale(0.95);
}

/* Bookmark Banner Responsive Styles */
@media (max-width: 768px) {
    .bookmark-banner {
        padding: 16px 0;
    }
    
    .bookmark-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
        padding: 0 16px;
    }
    
    .bookmark-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
        padding: 13px;
    }
    
    .bookmark-title {
        font-size: 18px;
    }
    
    .bookmark-subtitle {
        font-size: 14px;
    }
    
    .bookmark-action-btn {
        padding: 12px 24px;
        font-size: 14px;
        width: 100%;
        justify-content: center;
    }
    
    .bookmark-close {
        position: absolute;
        top: 8px;
        right: 8px;
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .bookmark-banner {
        padding: 12px 0;
    }
    
    .bookmark-content {
        padding: 0 12px;
        gap: 12px;
    }
    
    .bookmark-icon {
        width: 44px;
        height: 44px;
        font-size: 20px;
        padding: 12px;
    }
    
    .bookmark-title {
        font-size: 16px;
    }
    
    .bookmark-subtitle {
        font-size: 13px;
    }
    
    .bookmark-action-btn {
        padding: 10px 20px;
        font-size: 13px;
    }
}

/* ============================================
   📱 移动端全面优化 - 只影响手机，不影响电脑
   ============================================ */

/* 移动端基础优化 - 768px以下（平板和手机） */
@media (max-width: 768px) {
    /* 改善整体可读性 */
    body {
        font-size: 16px;
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    /* 优化容器间距 */
    .container {
        padding: 0 16px;
    }
    
    /* 改善标题可读性 */
    .hero-title {
        margin-bottom: 20px;
    }
    
    .title-line1,
    .title-line2 {
        line-height: 1.2;
        margin-bottom: 5px;
    }
    
    .hero-description {
        font-size: 16px;
        line-height: 1.6;
        padding: 0 10px;
    }
    
    /* 优化按钮触摸目标 */
    .cta-button,
    .action-btn,
    .nav-link,
    .settings-btn {
        min-height: 44px;
        min-width: 44px;
        padding: 12px 20px;
        font-size: 15px;
        touch-action: manipulation;
    }
    
    /* 改善导航栏在移动端的显示 */
    .nav {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .nav::-webkit-scrollbar {
        display: none;
    }
    
    /* FAQ优化 */
    .faq-item {
        margin-bottom: 10px;
    }
    
    .faq-question {
        padding: 16px;
        font-size: 15px;
    }
    
    .faq-answer p {
        font-size: 14px;
        line-height: 1.6;
    }
    
    /* 优化配置侧边栏 */
    .config-modal {
        width: 100%;
        max-width: 100%;
    }
    
    /* 改善社交链接显示 */
    .social-links {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .social-btn {
        padding: 12px 20px;
        font-size: 14px;
        min-height: 44px;
    }
}

/* 移动端深度优化 - 480px以下（手机） */
@media (max-width: 480px) {
    /* 进一步优化字体大小 */
    body {
        font-size: 15px;
    }
    
    /* 📱 关于我们页面超小屏幕优化 */
    .about-hero-title {
        font-size: 24px !important;
        padding: 0 10px;
    }
    
    .about-hero-subtitle {
        font-size: 14px !important;
        padding: 0 10px;
    }
    
    .about-section {
        padding: 30px 0 !important;
    }
    
    .about-content {
        padding: 0 10px !important;
        gap: 20px !important;
    }
    
    .about-text h2 {
        font-size: 20px !important;
        margin-bottom: 15px !important;
    }
    
    .about-text p {
        font-size: 14px !important;
        line-height: 1.6 !important;
        margin-bottom: 12px !important;
    }
    
    .about-img {
        min-height: 180px !important;
        max-height: 250px !important;
    }
    
    .brand-story-text h2 {
        font-size: 20px !important;
        margin-bottom: 15px !important;
    }
    
    .brand-story-text p {
        font-size: 14px !important;
        text-indent: 1em !important;
        margin-bottom: 12px !important;
    }
    
    .brand-story-quote {
        font-size: 14px !important;
        padding: 12px !important;
        margin: 15px 0 !important;
    }
    
    .section-title {
        font-size: 20px !important;
        margin-bottom: 20px !important;
        padding: 0 10px !important;
    }
    
    .value-card {
        padding: 20px 15px !important;
    }
    
    .contact-content {
        padding: 0 10px !important;
        gap: 25px !important;
    }
    
    /* 📱 超小屏幕：确保联系表单隐藏 */
    .contact-form {
        display: none !important;
    }
    
    /* 优化标题 */
    .title-line1,
    .title-line2 {
        font-size: 26px;
        line-height: 1.2;
    }
    
    .hero-description {
        font-size: 15px;
        padding: 0 5px;
    }
    
    /* 优化按钮 */
    .cta-button {
        width: 100%;
        max-width: 280px;
        padding: 14px 24px;
        font-size: 16px;
    }
    
    /* 优化导航 */
    .nav-link {
        padding: 10px 12px;
        font-size: 13px;
        white-space: nowrap;
    }
    
    .settings-btn {
        padding: 8px 10px;
        font-size: 12px;
    }
    
    .settings-btn span {
        display: none; /* 小屏幕只显示图标 */
    }
    
    /* FAQ进一步优化 */
    .faq-title {
        font-size: 24px;
        margin-bottom: 25px;
    }
    
    .faq-question {
        padding: 14px;
    }
    
    .faq-answer p {
        font-size: 13px;
        padding: 0 14px 14px;
    }
    
    /* 优化页脚 */
    .footer {
        padding: 30px 0 15px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
        padding-top: 15px;
    }
    
    /* 优化回到顶部按钮 */
    .back-to-top {
        width: 48px;
        height: 48px;
        bottom: 15px;
        right: 15px;
    }
    
    .back-to-top i {
        font-size: 18px;
    }
    
    .back-to-top span {
        font-size: 9px;
    }
}

/* 超小屏幕优化 - 360px以下（小手机） */
@media (max-width: 360px) {
    .container {
        padding: 0 12px;
    }
    
    .title-line1,
    .title-line2 {
        font-size: 24px;
    }
    
    .hero-description {
        font-size: 14px;
    }
    
    .nav-link {
        padding: 8px 10px;
        font-size: 12px;
    }
}