body {
    font-family: 'Roboto', sans-serif;
    overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6, .font-heading {
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
}

/* --- 动画基础类 --- */
.reveal {
    opacity: 0;
    transition: all 1s cubic-bezier(0.5, 0, 0, 1);
}

/* 针对图片的专属慢慢变清晰淡入效果 */
img.reveal {
    filter: blur(10px);
    transition: opacity 1.2s ease-out, filter 1.2s ease-out;
}
img.reveal.active {
    filter: blur(0);
}

/* 激活状态 */
.reveal.active {
    opacity: 1;
    transform: translate(0, 0);
}

/* 滑入方向 */
.slide-up { transform: translateY(80px); }
.slide-down { transform: translateY(-80px); }
.slide-left { transform: translateX(80px); } /* 从右向左滑入 */
.slide-right { transform: translateX(-80px); } /* 从左向右滑入 */
.fade-in { transform: scale(0.95); }

/* 动画延迟 */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* --- 动态视频播放按钮 --- */
.video-play-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background-color: #fff;
    border-radius: 50%;
    color: #d61a2c;
    font-size: 24px;
    z-index: 10;
    transition: all 0.3s ease;
    cursor: pointer;
}
.video-play-btn::before, .video-play-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    z-index: -1;
    animation: pulse-ring 2s infinite cubic-bezier(0.215, 0.61, 0.355, 1);
}
.video-play-btn::after {
    animation-delay: 1s;
}
@keyframes pulse-ring {
    0% { width: 80px; height: 80px; opacity: 1; }
    100% { width: 140px; height: 140px; opacity: 0; }
}

/* 视差背景 */
.bg-parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* 悬浮工具栏和返回顶部过渡 */
#backToTop {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.customer-service-panel {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- 客户Logo滚动动画 --- */
.logo-slider {
    width: 100%;
    overflow: hidden;
    position: relative;
    display: flex;
}
.logo-slider::before,
.logo-slider::after {
    content: "";
    position: absolute;
    top: 0;
    width: 150px;
    height: 100%;
    z-index: 2;
}
.logo-slider::before {
    left: 0;
    background: linear-gradient(to right, #f5f5f5 0%, rgba(245,245,245,0) 100%);
}
.logo-slider::after {
    right: 0;
    background: linear-gradient(to left, #f5f5f5 0%, rgba(245,245,245,0) 100%);
}
.logo-track {
    display: flex;
    width: calc(200px * 20); /* 10 logos * 2 sets */
    animation: scrollLogos 30s linear infinite;
}
.logo-track:hover {
    animation-play-state: paused; /* 鼠标悬停时暂停滚动 */
}
.logo-item {
    width: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.logo-item img {
    max-height: 70px;
    max-width: 150px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.3s ease;
    transform: translateZ(0);
}
.logo-item img:hover {
    filter: grayscale(0%);
    opacity: 1;
}
@keyframes scrollLogos {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-200px * 10)); } /* 滚动一组的宽度 */
}

/* --- Hero 轮播图专属动画 --- */
.hero-slider-container {
    position: relative;
    height: 600px;
    overflow: hidden;
    width: 100%;
    background-color: #111111;
}
@media (min-width: 1024px) {
    .hero-slider-container { height: 700px; }
}
.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease-in-out, visibility 1s;
    z-index: 1;
}
.hero-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}
.hero-slide.exit {
    opacity: 1;
    visibility: visible;
    z-index: 1;
}

.slide-img, .slide-text { opacity: 0; }

/* 进入动画：更平滑、缓慢的滑入 */
.hero-slide.active .slide-img {
    animation: slideInDownSmooth 1.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: 0.1s;
}
.hero-slide.active .slide-text {
    animation: fadeInRightSmooth 1.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: 0.2s;
}

/* 退出动画：平滑往左退出 */
.hero-slide.exit .slide-img {
    animation: slideOutLeftFast 0.5s ease-in forwards;
}
.hero-slide.exit .slide-text {
    opacity: 1;
    transform: translateX(0);
}

@keyframes slideInDownSmooth {
    0% { transform: translateY(-150px); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}
@keyframes slideOutLeftFast {
    0% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(-300px); opacity: 0; }
}
@keyframes fadeInRightSmooth {
    0% { transform: translateX(-60px); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}
#sidekefu li{ width:38px;}
#sidekefu li .li-box{ width:38px;min-width: 38px;}
#sidekefu li i{ width:38px;height:38px;line-height: 38px; border:0; background:none; color:#fff;}
#sidekefu li i .badge{ display:block;}
#sidekefu ul{ position: absolute;
    bottom: 50px;
    padding-top: 30px;
    background: #35358c; border-bottom-left-radius:10px!important ; }
.badge{padding: 0.2em 0.2em;}
#sidekefu li i .badge{ top:0;}
.custom_service ul{     border-bottom: 1px solid #dadada;padding: 6px 10px;}
.custom_service a i.fa-shopping-cart{ width: 25px; position: relative;
    height: 25px;
    border-radius: 25px;
    background: #35358c;
    line-height: 25px;
    text-align: center;
    color: #fff;

    margin-top: 5px;}
.custom_service li i .badge {
    position: absolute;
    right: 0;
    top: -8px;
    background: #ff5722;
}