/* Banner导航按钮容器 */
.banner-nav-buttons {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
    animation: fadeInUp 1s ease-out 0.3s forwards;
    opacity: 0;
}

/* Banner导航按钮基础样式 */
.banner-nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    min-width: 160px;
    letter-spacing: 0.5px;
    border: none;
    cursor: pointer;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(5px);
    background-color: rgba(255, 255, 255, 0.15);
}

/* 上一步按钮 */
.banner-prev-btn {
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

/* 下一步按钮 */
.banner-next-btn {
    color: white;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.8) 0%, rgba(139, 92, 246, 0.8) 100%);
    border: 2px solid rgba(59, 130, 246, 0.5);
}

/* 按钮悬浮效果 */
.banner-nav-btn::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 0.6s ease;
}

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

.banner-prev-btn:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
    background-color: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
}

.banner-next-btn:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 12px 25px rgba(59, 130, 246, 0.3);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.9) 0%, rgba(124, 58, 237, 0.9) 100%);
    border-color: rgba(59, 130, 246, 0.7);
}

.banner-nav-btn:active {
    transform: translateY(-2px) scale(1);
}

.banner-nav-btn span {
    display: inline-block;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 2;
}

.banner-prev-btn:hover span {
    transform: translateX(-5px);
}

.banner-next-btn:hover span {
    transform: translateX(5px);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .banner-nav-buttons {
        flex-direction: column;
        align-items: center;
        gap: 20px;
        margin-top: 30px;
    }
    
    .banner-nav-btn {
        width: 100%;
        max-width: 280px;
        padding: 14px 32px;
    }
}

@media (max-width: 480px) {
    .banner-nav-buttons {
        margin-top: 25px;
        gap: 15px;
    }
    
    .banner-nav-btn {
        font-size: 1rem;
        padding: 12px 28px;
        min-width: 140px;
    }
}
/* Banner Styles */
.banner {
    position: relative;
    min-height: 50vh; /* 使用min-height确保在内容较多时仍能覆盖全屏 */
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
}

.banner-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://glassspiritbottles.com/image/zhuyao/glass-bottle-wholesale.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* 视差滚动效果 */
    background-repeat: no-repeat;
    z-index: 1;
    animation: zoomEffect 20s infinite alternate ease-in-out;
}

@keyframes zoomEffect {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.1);
    }
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.5));
    z-index: 2;
}

.banner-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
    padding: 40px 0 0 20px;
    animation: fadeInUp 1s ease-out forwards;
    opacity: 0; /* 初始状态为透明，由动画控制显示 */
}

.banner-title {
    font-size: clamp(2.5rem, 6vw, 4rem); /* 响应式字体大小 */
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.banner-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem); /* 响应式字体大小 */
    margin-bottom: 40px;
    line-height: 1.6;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
}








@keyframes arrowMove {
    0% {
        transform: rotate(45deg) translateY(0);
    }
    50% {
        transform: rotate(45deg) translateY(5px);
    }
    100% {
        transform: rotate(45deg) translateY(0);
    }
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 确保页面没有默认边距，避免出现滚动条 */
html, body {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* 针对不同屏幕尺寸的响应式调整 */
@media (max-width: 768px) {
    .banner-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    

}

@media (max-width: 480px) {
    .banner-title {
        margin-bottom: 15px;
    }
    
    .banner-subtitle {
        margin-bottom: 30px;
    }
}

/* 内容区域基础样式 */
.product-showcase {
    width: 100%;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

/* 标题区域样式 */
.section-title-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 80px 20px 40px;
    text-align: center;
    position: relative;
}

.section-title h2 {
    font-size: 3.5rem;
    color: #1e293b;
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.2;
    background: linear-gradient(135deg, #1e293b 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.section-title h2:after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

/* 内容区域样式 */
.content-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1600px;
    margin: 0 auto;
    padding: 80px 20px;
    gap: 70px;
    position: relative;
}

.content-section:nth-child(odd) {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.content-section:nth-child(even) {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

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

/* 图片容器样式 */
.image-container {
    flex: 1;
    min-width: 350px;
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.image-container:hover {
    transform: translateY(-8px);
}

.image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(37, 99, 235, 0.1), rgba(99, 102, 241, 0.1));
    z-index: 1;
    border-radius: 16px;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.image-container:hover::before {
    opacity: 1;
}

.image-container img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 16px;
}

.image-container:hover img {
    transform: scale(1.05);
}

/* 文本容器样式 */
.text-container {
    flex: 1;
    min-width: 350px;
    padding: 40px;
    position: relative;
}

.text-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: -20px;
    width: 4px;
    height: 80px;
    background: linear-gradient(180deg, #3b82f6, #8b5cf6);
    border-radius: 2px;
}

.content-section.reverse .text-container::before {
    left: auto;
    right: -20px;
}

.text-container h2 {
    color: #1e293b;
    font-size: 2.5rem;
    margin-bottom: 30px;
    font-weight: 800;
    line-height: 1.2;
    position: relative;
    background: linear-gradient(135deg, #1e293b 0%, #475569 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-container p {
    color: #64748b;
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 25px;
    position: relative;
    padding-left: 20px;
    border-left: 2px solid #e2e8f0;
}

.text-container .highlight {
    background: linear-gradient(120deg, #3b82f6 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    position: relative;
}

.text-container .highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.text-container .highlight:hover::after {
    transform: scaleX(1);
}

/* 装饰性背景元素 */
.decorative-circle {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    z-index: 0;
    right: -100px;
    top: -100px;
}

.content-section.reverse .decorative-circle {
    right: auto;
    left: -100px;
}

/* 导航按钮区域 */
.process-navigation {
    max-width: 1600px;
    margin: 0 auto;
    padding: 60px 20px 100px;
    text-align: center;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

.nav-buttons-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
}

/* 导航按钮样式 */
.nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 45px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    min-width: 180px;
    letter-spacing: 0.5px;
    border: none;
    cursor: pointer;
}

.prev-btn {
    background: linear-gradient(135deg, #64748b 0%, #94a3b8 100%);
    color: white;
    box-shadow: 0 10px 25px rgba(100, 116, 139, 0.25);
}

.next-btn {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: white;
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.25);
}

.nav-btn::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 0.6s ease;
}

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

.prev-btn:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 35px rgba(100, 116, 139, 0.35);
    background: linear-gradient(135deg, #475569 0%, #64748b 100%);
}

.next-btn:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 35px rgba(59, 130, 246, 0.35);
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
}

.nav-btn:active {
    transform: translateY(-2px) scale(1);
}

.nav-btn span {
    display: inline-block;
    transition: transform 0.3s ease;
}

.prev-btn:hover span {
    transform: translateX(-5px);
}

.next-btn:hover span {
    transform: translateX(5px);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .section-title-container {
        padding: 60px 20px 30px;
    }
    
    .section-title h2 {
        font-size: 3rem;
    }
    
    .content-section {
        padding: 60px 20px;
        gap: 50px;
    }
    
    .image-container, .text-container {
        min-width: 300px;
    }
    
    .image-container img {
        height: 400px;
    }
    
    .text-container h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .section-title-container {
        padding: 50px 20px 20px;
    }
    
    .section-title h2 {
        font-size: 2.5rem;
    }
    
    .content-section {
        flex-direction: column;
        padding: 50px 20px;
        gap: 40px;
        margin: 20px auto;
    }
    
    .content-section.reverse {
        flex-direction: column;
    }
    
    .image-container, .text-container {
        min-width: 100%;
        width: 100%;
    }
    
    .text-container {
        padding: 30px 20px;
    }
    
    .text-container::before {
        display: none;
    }
    
    .text-container h2 {
        font-size: 2rem;
        margin-bottom: 25px;
    }
    
    .text-container p {
        font-size: 1.05rem;
        padding-left: 15px;
    }
    
    .image-container img {
        height: 350px;
    }
    
    .decorative-circle {
        display: none;
    }
    
    .process-navigation {
        padding: 40px 20px 80px;
    }
    
    .nav-buttons-container {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
    
    .nav-btn {
        width: 100%;
        max-width: 300px;
        padding: 16px 32px;
    }
}

@media (max-width: 480px) {
    .section-title-container {
        padding: 40px 15px 20px;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .content-section {
        padding: 40px 15px;
    }
    
    .text-container h2 {
        font-size: 1.8rem;
    }
    
    .image-container img {
        height: 300px;
    }
    
    .process-navigation {
        padding: 30px 15px 60px;
    }
    
    .nav-btn {
        font-size: 1rem;
        padding: 14px 28px;
    }
}