@tailwind base;
@tailwind components;
@tailwind utilities;

*{scroll-behavior: smooth;}
body{font-family: 'Inter',sans-serif;line-height: 1.8;}
.section-padding{padding: 5rem 0;}
.nav-fixed{background: rgba(18,26,41,1) !important;box-shadow: 0 2px 20 rgba(0,0,0,0.1);}

.hero-slider{position:relative;overflow:hidden;}
.slide-item{position:absolute;inset:0;opacity:0;transition:opacity 1s ease-in-out;}
.slide-item.active{opacity:1;z-index:1;}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,0.15);color:#fff;display:flex;align-items:center;justify-content:center;z-index:20;cursor:pointer;transition:all 0.3s;}
.slider-arrow:hover{background:#0F4C81;}
.arrow-left{left:30px;}
.arrow-right{right:30px;}
.slider-dots{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:20;}
.dot-item{width:14px;height:14px;border-radius:50%;background:rgba(255,255,255,0.4);cursor:pointer;transition:0.3s;}
.dot-item.active{background:#0F4C81;}

.industrial-card{background:#fff;border-radius:12px;box-shadow:0 8px 30 rgba(15,76,129,0.08);transition:all 0.3s ease;overflow:hidden;}
.industrial-card:hover{transform:translateY(-8px);box-shadow:0 15px 40 rgba(15,76,129,0.15);}

.ys-img-hover-box {position: relative;overflow: hidden;aspect-ratio: 600/400;}
.ys-img-hover-box img {width: 100%;height: 100%;object-fit: cover;transition: 0.4s;}
.ys-img-hover-box:hover img {transform: scale(1.05);}
.ys-img-hover-overlay {position: absolute;inset:0;background:rgba(0,0,0,0.4);display:flex;flex-direction:column;align-items:center;justify-content:center;color:white;opacity:0;transition:0.4s;text-align:center;padding:10px;}
.ys-img-hover-box:hover .ys-img-hover-overlay {opacity: 1;}
.ys-product-title {font-size:16px;font-weight:600;margin-bottom:4px;color:#fff !important;}
.ys-product-title a {color:#fff !important;}
.ys-product-desc {font-size:12px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:#fff !important;}

.factory-scroll-container {overflow: hidden;position: relative;}
.factory-scroll-track {display: flex;gap:20px;width:max-content;animation:factoryScroll 25s linear infinite;}
@keyframes factoryScroll {0%{transform:translateX(0);}100%{transform:translateX(-50%);}}

.ys-news-list li {position: relative;padding-left:15px;margin-bottom:10px;}
.ys-news-list li::before {content:"";position:absolute;left:0;top:10px;width:5px;height:5px;border-radius:50%;background:#0F4C81;}

.breadcrumb{background:#F1F5F9;padding:1rem 0;font-size:14px;}
.breadcrumb a{color:#64748B;}
.breadcrumb a:hover{color:#0F4C81;}

.btn-hover {transition: all 0.3s;}
.btn-hover:hover {background-color: #0d3d66 !important; color:#fff !important;}
.btn-outline-hover {transition: all 0.3s;}
.btn-outline-hover:hover {background-color: #fff !important; color: #121A29 !important;}

/* 电脑端下拉菜单默认样式 */
.dropdown-menu {
    visibility: hidden;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
    background-color: #121A29 !important;
    min-width: 200px;
}
.dropdown:hover .dropdown-menu {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}
.dropdown-menu a {
    color: #ffffff !important;
    transition: all 0.2s ease;
    padding: 8px 16px;
    display: block;
}
.dropdown-menu a:hover {
    background-color: #0F4C81 !important;
    color: #ffffff !important;
}

.about-img-hover img {
    transition: all 0.5s ease;
}
.about-img-hover:hover img {
    transform: scale(1.08);
    box-shadow: 0 10px 30 rgba(0,0,0,0.15);
}

.group:hover .group-hover\:text-white {
    color: #fff !important;
}

/* 弹窗样式 */
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.popup-menu {
  position: relative;
  width: 300px;
  padding: 20px;
  background: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 10 rgba(0,0,0,0.2);
}
.close-btn {
  position: absolute;
  top: 10px;
  right: 15px;
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
}

/* 导航滚动 */
#mainNav {
  transition: all 0.3s ease;
}
#mainNav.scrolled {
  background-color: #121A29 !important;
  box-shadow: 0 2px 10 rgba(0,0,0,0.1);
}
#mainNav.scrolled a.text-dark,
#mainNav.scrolled span.text-dark {
  color: #ffffff !important;
}
#mainNav.scrolled button i {
  color: #ffffff !important;
}
#mainNav.scrolled .dropdown-menu a {
  color: #ffffff !important;
}
#mainNav.scrolled .btn-hover {
  background-color: #0F4C81 !important;
  color: #ffffff !important;
}



/* 产品页标签 */
.tab-content { display: none; }
.tab-content.active { display: block; }
.tab-btn.active { color: #0F4C81; border-bottom: 2px solid #0F4C81; }
.tab-content h3{ font-size:16px; font-weight:900; color:#000}
.tab-content h4{ font-size:15px; font-weight:900; color:#000}
.tab-content p{ font-size:14px}
.accordion-content {
    max-height: 0 !important;
    overflow: hidden !important;
    padding: 0 !important;
    transition: max-height 0.3s ease;
}
.accordion-item.active .accordion-content {
    max-height: 500px !important;
    padding-bottom: 12px !important;
    padding-left: 16px !important;
}

.product-img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 新闻标题 */
.news-block-title {
  font-size: 20px;
  font-weight: 700;
  color: #121A29;
  margin-bottom: 16px;
  padding-left: 12px;
  border-left: 4px solid #22c55e;
}

/* ======================================
  移动端菜单 最终稳定版（双端都正常）
========================================= */
@media (max-width:1024px) {
  #mainNavMenu {
    position: fixed !important;
    inset: 0 !important;
    background: #121A29 !important;
    z-index: 9999 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 16px !important;
    padding: 20px !important;
  }
  #mainNavMenu.hidden {
    display: none !important;
  }
  #mainNavMenu a {
    color: #fff !important;
    font-size: 18px !important;
    text-align: center !important;
  }

  /* 移动端二级菜单修复（文字可见 + 深色背景） */
  #mainNavMenu .dropdown-menu {
    display: none !important;
    position: static !important;
    width: 100% !important;
    background: #1e293b !important;
    margin: 8px 0 !important;
    padding: 10px 0 !important;
    text-align: center !important;
    visibility: visible !important;
    opacity: 1 !important;
    transform: none !important;
  }
  #mainNavMenu .dropdown-menu.show {
    display: block !important;
  }
  #mainNavMenu .dropdown-menu a {
    color: #ffffff !important;
    display: block !important;
    padding: 10px !important;
    font-size: 16px !important;
  }
  #mainNavMenu .dropdown-menu a:hover {
    background-color: #0F4C81 !important;
  }
}

/* 电脑端下拉菜单强制修复 */
@media (min-width:1024px) {
  #mainNavMenu .group {
    position: relative !important;
  }
  #mainNavMenu .dropdown-menu {
    position: absolute !important;
    top: 100% !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transition: all 0.3s ease !important;
    margin-top: 0 !important;
  }
  #mainNavMenu .group:hover .dropdown-menu {
    opacity: 1 !important;
    visibility: visible !important;
  }
}

/* 关于我们页面头图 */
.about-banner {
  margin-top: 0;
}
.about-banner img {
  display: block;
}


 /* 单独给banner文字居中样式，不影响全站 */
        .banner-text-wrap{
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-50%,-50%);
            text-align: center;
            z-index: 2;
        }
        .banner-page-title{
            font-size: 42px;
            color: #fff;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .banner-bread{
            font-size: 16px;
            color: #eee;
        }
        .banner-bread a{
            color: #eee;
        }
        .banner-bread a:hover{
            color: #0F4C81;
        }
/* 移动端：只隐藏页面左侧边栏，不影响任何首页/产品/图片/新闻 */
@media (max-width: 1023px) {
  /* 只隐藏内页左侧分类栏，绝对不影响首页内容 */
  .container .grid .bg-gray-50 {
    display: none !important;
  }
  .container .grid {
    display: block !important;
  }

  /* 产品图片/首页模块 正常显示 + 增加间隙 */
  .grid-cols-2,
  .grid-cols-3,
  .sm\:grid-cols-2,
  .md\:grid-cols-3 {
    display: grid !important;
    gap: 12px !important;
  }
  .section-padding .grid > div {
    margin-bottom: 10px !important;
  }
}