/* ============================================================
   欧莱新材 - 官网设计系统 v5.0 (扁平化科技风)
   品牌蓝: #0C2D5E / #1A5C9E / #2E9DF5
   设计原则: Flat Design · 色块分隔 · 图标丰富 · 简洁精致
   ============================================================ */

:root {
  --omat-primary: #0C2D5E;
  --omat-primary-light: #1A5C9E;
  --omat-primary-lighter: #2E9DF5;
  --omat-primary-dark: #071B3D;
  --omat-bg: #FFFFFF;
  --omat-bg-alt: #F3F7FC;
  --omat-bg-card: #FFFFFF;
  --omat-text: #0F172A;
  --omat-text-body: #475569;
  --omat-text-muted: #94A3B8;
  --omat-border: #E8EDF4;
  --omat-shadow-sm: 0 2px 8px rgba(12,45,94,0.04);
  --omat-shadow: 0 4px 20px rgba(12,45,94,0.06);
  --omat-shadow-lg: 0 8px 32px rgba(12,45,94,0.08);
  --omat-radius: 12px;
  --omat-radius-sm: 8px;
  --omat-font: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --omat-mono: 'Poppins', sans-serif;
}

* { box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--omat-font); color: var(--omat-text-body); background: var(--omat-bg); line-height: 1.7; -webkit-font-smoothing: antialiased; }
::selection { background: rgba(46,157,245,0.12); }
a { color: var(--omat-primary-light); transition: all 0.25s ease; }
a:hover { color: var(--omat-primary-lighter); text-decoration: none; }
img { max-width: 100%; height: auto; }
ul, ol { padding: 0; margin: 0; list-style: none; }

/* --- 滚动动画 --- */
.fade-up { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: 0.08s; }
.d2 { transition-delay: 0.16s; }
.d3 { transition-delay: 0.24s; }
.d4 { transition-delay: 0.32s; }
.d5 { transition-delay: 0.40s; }
.d6 { transition-delay: 0.48s; }

/* --- 通用 --- */
.section { padding: 4.5rem 0; }
.section-alt { background: var(--omat-bg-alt); }
.section-title {
  font-size: 1.8rem; font-weight: 700; color: var(--omat-primary);
  margin-bottom: 0.25rem; letter-spacing: -0.3px;
}
.section-sub {
  font-size: 0.78rem; color: var(--omat-primary-lighter);
  text-transform: uppercase; letter-spacing: 0.25em; font-weight: 600; margin-bottom: 0.25rem;
}
.section-desc { font-size: 0.9rem; color: var(--omat-text-muted); max-width: 560px; margin: 0 auto 2.5rem; }

/* --- 扁平导航 --- */
.navbar-omat { background: rgba(255,255,255,0.98) !important; border-bottom: 1px solid var(--omat-border); padding: 0; min-height: 66px; }
.navbar-omat .navbar-brand { padding: 6px 0; }
.navbar-omat .navbar-brand img { height: 40px; }
.navbar-omat .nav-link {
  color: var(--omat-text) !important; font-size: 0.84rem; font-weight: 500;
  padding: 22px 12px !important; letter-spacing: 0.2px; opacity: 0.8;
  position: relative; transition: all 0.25s ease;
}
.navbar-omat .nav-link:hover, .navbar-omat .nav-item.active .nav-link { opacity: 1; color: var(--omat-primary-light) !important; }
.navbar-omat .nav-link::after {
  content: ''; position: absolute; bottom: 0; left: 12px; right: 12px;
  height: 2.5px; background: var(--omat-primary-lighter); border-radius: 2px;
  transform: scaleX(0); transition: transform 0.25s ease;
}
.navbar-omat .nav-link:hover::after, .navbar-omat .nav-item.active .nav-link::after { transform: scaleX(1); }
.navbar-omat .dropdown-menu { border: none; border-radius: var(--omat-radius-sm); box-shadow: var(--omat-shadow-lg); padding: 10px 0; margin-top: 0; min-width: 200px; border-top: 2.5px solid var(--omat-primary-lighter); }
.navbar-omat .dropdown-item { padding: 8px 20px; font-size: 0.84rem; color: var(--omat-text-body); transition: all 0.2s ease; }
.navbar-omat .dropdown-item:hover { background: rgba(46,157,245,0.04); color: var(--omat-primary-light); padding-left: 26px; }
.mega-dropdown { width: 700px !important; padding: 20px 24px !important; }
.mega-dropdown .mega-col { border-right: 1px solid var(--omat-border); }
.mega-dropdown .mega-col:last-child { border-right: none; }
.mega-dropdown .mega-title { font-size: 0.76rem; font-weight: 700; color: var(--omat-primary); margin-bottom: 8px; padding-bottom: 6px; border-bottom: 1.5px solid var(--omat-primary-lighter); text-transform: uppercase; letter-spacing: 0.5px; }
.mega-dropdown .mega-item { display: block; padding: 4px 0; font-size: 0.82rem; color: var(--omat-text-body); transition: all 0.2s ease; }
.mega-dropdown .mega-item:hover { color: var(--omat-primary-lighter); padding-left: 4px; }
.navbar-omat .nav-lang { font-size: 0.76rem; font-weight: 600; color: var(--omat-primary-light); padding: 4px 14px; border: 1.5px solid var(--omat-primary-light); border-radius: 6px; transition: all 0.25s ease; margin-left: 4px; }
.navbar-omat .nav-lang:hover { background: var(--omat-primary-light); color: #fff; }

/* --- Hero（纯图片幻灯片） --- */
.hero-section { position: relative; overflow: hidden; }
.hero-section .swiper-slide { position: relative; height: 70vh; min-height: 480px; max-height: 650px; }
.hero-section .swiper-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 30px; background: var(--omat-primary-lighter); color: #fff; border-radius: 6px; font-weight: 600; font-size: 0.86rem; transition: all 0.25s ease; border: none; }
.hero-btn:hover { background: var(--omat-primary-light); color: #fff; transform: translateY(-1px); box-shadow: 0 4px 15px rgba(26,92,158,0.25); }
.hero-section .swiper-pagination-bullet { background: rgba(255,255,255,0.5); opacity: 0.5; width: 8px; height: 8px; }
.hero-section .swiper-pagination-bullet-active { opacity: 1; width: 22px; border-radius: 4px; background: #fff; }

/* --- 产品TAB --- */
.product-tabs { display: flex; justify-content: center; gap: 4px; flex-wrap: wrap; margin-bottom: 2rem; }
.product-tab-btn {
  padding: 8px 22px; border: none; border-radius: 6px;
  background: var(--omat-bg-alt); color: var(--omat-text-body);
  font-weight: 500; font-size: 0.84rem; cursor: pointer;
  transition: all 0.25s ease;
}
.product-tab-btn:hover { background: rgba(46,157,245,0.06); color: var(--omat-primary-light); }
.product-tab-btn.active { background: var(--omat-primary-light); color: #fff; }
.product-tab-pane { display: none; }
.product-tab-pane.active { display: block; }

/* --- 业务卡片（三大板块） --- */
.biz-card { background: var(--omat-bg-card); border-radius: var(--omat-radius); overflow: hidden; border: 1px solid var(--omat-border); transition: all 0.3s ease; height: 100%; }
.biz-card:hover { box-shadow: var(--omat-shadow); transform: translateY(-4px); border-color: rgba(46,157,245,0.15); }
.biz-link { display: block; color: inherit; }
.biz-link:hover { color: inherit; }
.biz-img { height: 200px; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.biz-img .biz-img-icon { opacity: 0.9; transition: transform 0.4s ease; }
.biz-card:hover .biz-img .biz-img-icon { transform: scale(1.1); }
.biz-body { padding: 1.2rem 1.2rem 1.5rem; }
.biz-body h3 { font-size: 1.05rem; font-weight: 700; color: var(--omat-text); margin-bottom: 2px; line-height: 1.3; }
.biz-en { font-size: 0.68rem; color: var(--omat-text-muted); display: block; margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.3px; }
.biz-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 14px; }
.biz-tag { display: inline-block; padding: 2px 8px; background: var(--omat-bg-alt); color: var(--omat-text-body); border-radius: 4px; font-size: 0.68rem; font-weight: 500; }
.biz-btn { display: inline-block; padding: 6px 20px; border: 1.5px solid var(--omat-primary-light); color: var(--omat-primary-light); border-radius: 6px; font-size: 0.78rem; font-weight: 600; transition: all 0.25s ease; }
.biz-card:hover .biz-btn { background: var(--omat-primary-light); color: #fff; }

/* --- 产品卡片（内页使用） --- */
.product-card { background: var(--omat-bg-card); border-radius: var(--omat-radius); overflow: hidden; transition: all 0.3s ease; margin-bottom: 1.5rem; border: 1px solid var(--omat-border); }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--omat-shadow-lg); border-color: rgba(46,157,245,0.2); }
.product-card-img { height: 190px; overflow: hidden; position: relative; background: var(--omat-bg-alt); }
.product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.product-card:hover .product-card-img img { transform: scale(1.05); }
.product-card-body { padding: 1rem 1.1rem 1.2rem; }
.product-card-body .card-icon { width: 32px; height: 32px; background: rgba(46,157,245,0.06); border-radius: 6px; display: flex; align-items: center; justify-content: center; color: var(--omat-primary-lighter); font-size: 0.85rem; margin-bottom: 8px; }
.product-card-body h5 { font-size: 0.9rem; font-weight: 600; color: var(--omat-text); margin-bottom: 4px; line-height: 1.4; }
.product-card-body h5 a { color: var(--omat-text); }
.product-card-body h5 a:hover { color: var(--omat-primary-light); }
.product-card-body p { font-size: 0.8rem; color: var(--omat-text-muted); margin: 4px 0 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.6; }

/* --- 数据看板（扁平色块） --- */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.stat-block { background: var(--omat-bg-card); border-radius: var(--omat-radius); border: 1px solid var(--omat-border); padding: 1.8rem 1rem; text-align: center; transition: all 0.3s ease; }
.stat-block:hover { box-shadow: var(--omat-shadow); transform: translateY(-2px); }
.stat-block .stat-icon { font-size: 1.4rem; color: var(--omat-primary-lighter); margin-bottom: 10px; }
.stat-block .stat-num { font-size: 1.8rem; font-weight: 800; color: var(--omat-primary); font-family: var(--omat-mono); line-height: 1.1; }
.stat-block .stat-label { font-size: 0.8rem; color: var(--omat-text-muted); margin-top: 4px; }

/* --- 关于我们（左文右视频） --- */
.about-left { padding-right: 1rem; }
.about-title-bar { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 1.2rem; }
.about-bar { display: block; width: 3px; height: 48px; background: var(--omat-primary-lighter); border-radius: 2px; flex-shrink: 0; margin-top: 4px; }
.about-text { font-size: 0.9rem; line-height: 2; color: var(--omat-text-body); text-indent: 2em; }

.video-wrapper { border-radius: var(--omat-radius); overflow: hidden; box-shadow: 0 8px 30px rgba(12,45,94,0.1); }
.video-player { position: relative; width: 100%; border-radius: var(--omat-radius); overflow: hidden; cursor: pointer; }
.video-player video { width: 100%; display: block; border-radius: var(--omat-radius); }
.video-poster { position: relative; width: 100%; aspect-ratio: 16/9; display: flex; align-items: center; justify-content: center; }
.video-play-btn { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 64px; height: 64px; background: rgba(255,255,255,0.95); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; box-shadow: 0 4px 20px rgba(0,0,0,0.15); z-index: 2; cursor: pointer; }
.video-play-btn:hover { transform: translate(-50%,-50%) scale(1.08); background: #fff; box-shadow: 0 8px 30px rgba(0,0,0,0.2); }
.play-icon { width: 0; height: 0; border-style: solid; border-width: 10px 0 10px 18px; border-color: transparent transparent transparent var(--omat-primary-light); margin-left: 4px; }
.video-info { position: absolute; bottom: 0; left: 0; right: 0; padding: 1rem 1.2rem; background: linear-gradient(transparent, rgba(0,0,0,0.6)); display: flex; align-items: center; gap: 12px; z-index: 2; }
.video-info .video-duration { display: inline-block; padding: 2px 8px; background: rgba(0,0,0,0.4); color: #fff; border-radius: 4px; font-size: 0.72rem; font-family: var(--omat-mono); }
.video-info .video-name { color: rgba(255,255,255,0.9); font-size: 0.8rem; font-weight: 500; }

/* --- 基地扁平卡片 --- */
.base-tabs { display: flex; justify-content: center; gap: 4px; flex-wrap: wrap; margin-bottom: 2rem; }
.base-tab-btn { padding: 7px 20px; border: none; border-radius: 6px; background: var(--omat-bg-alt); color: var(--omat-text-body); font-weight: 500; font-size: 0.84rem; cursor: pointer; transition: all 0.25s ease; }
.base-tab-btn:hover { background: rgba(46,157,245,0.06); color: var(--omat-primary-light); }
.base-tab-btn.active { background: var(--omat-primary-light); color: #fff; }
.base-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; max-width: 960px; margin: 0 auto; }
.base-grid .base-item:last-child { grid-column: 2 / 3; }
.base-item { background: var(--omat-bg-card); border-radius: var(--omat-radius); border: 1px solid var(--omat-border); overflow: hidden; transition: all 0.3s ease; }
.base-item:hover { box-shadow: var(--omat-shadow); transform: translateY(-3px); }
.base-item-top { padding: 0.8rem 1rem 0.6rem; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid var(--omat-border); }
.base-item-top .bi-icon { width: 36px; height: 36px; background: var(--omat-bg-alt); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--omat-primary-lighter); font-size: 0.9rem; flex-shrink: 0; }
.base-item-top h5 { font-size: 0.88rem; font-weight: 700; color: var(--omat-text); margin: 0; }
.base-item-top .bi-badge { font-size: 0.65rem; padding: 1px 8px; border-radius: 4px; font-weight: 600; margin-left: auto; }
.base-item-top .bi-badge.active { background: rgba(16,185,129,0.08); color: #059669; }
.base-item-top .bi-badge.planning { background: rgba(245,158,11,0.08); color: #D97706; }
.base-item-body { padding: 0.7rem 1rem 1rem; }
.base-item-body .bi-loc { font-size: 0.74rem; color: var(--omat-text-muted); margin-bottom: 4px; }
.base-item-body .bi-loc i { margin-right: 4px; }
.base-item-body p { font-size: 0.78rem; color: var(--omat-text-body); line-height: 1.6; margin: 0; }

/* --- 特色图标卡片(扁平) --- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.feature-card { background: var(--omat-bg-card); border-radius: var(--omat-radius); border: 1px solid var(--omat-border); padding: 2rem 1.5rem; text-align: center; transition: all 0.3s ease; }
.feature-card:hover { box-shadow: var(--omat-shadow); transform: translateY(-3px); border-color: var(--omat-primary-lighter); }
.feature-card .fc-icon { width: 48px; height: 48px; background: rgba(46,157,245,0.06); border-radius: 10px; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; font-size: 1.2rem; color: var(--omat-primary-lighter); }
.feature-card h5 { font-size: 0.95rem; font-weight: 600; color: var(--omat-text); margin-bottom: 6px; }
.feature-card p { font-size: 0.82rem; color: var(--omat-text-muted); line-height: 1.6; margin: 0; }

/* --- 新闻卡片（三列卡片式） --- */
.news-card-item { background: var(--omat-bg-card); border-radius: var(--omat-radius); border: 1px solid var(--omat-border); overflow: hidden; transition: all 0.3s ease; height: 100%; }
.news-card-item:hover { box-shadow: var(--omat-shadow); transform: translateY(-3px); border-color: rgba(46,157,245,0.15); }
.news-card-item .nci-link { display: block; color: inherit; }
.news-card-item .nci-link:hover { color: inherit; }
.news-card-item .nci-img { height: 180px; overflow: hidden; background: var(--omat-bg-alt); }
.news-card-item .nci-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.news-card-item:hover .nci-img img { transform: scale(1.05); }
.news-card-item .nci-body { padding: 1rem 1.1rem 1.2rem; }
.news-card-item .nci-tag { display: inline-block; padding: 2px 10px; background: var(--omat-bg-alt); color: var(--omat-text-body); border-radius: 4px; font-size: 0.7rem; font-weight: 500; margin-bottom: 8px; }
.news-card-item .nci-body h5 { font-size: 0.88rem; font-weight: 600; color: var(--omat-text); margin-bottom: 6px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; transition: color 0.25s ease; }
.news-card-item:hover .nci-body h5 { color: var(--omat-primary-light); }
.news-card-item .nci-body p { font-size: 0.78rem; color: var(--omat-text-muted); line-height: 1.6; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* --- 新闻（扁平列表，内页使用） --- */
.news-item { display: flex; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--omat-border); transition: all 0.25s ease; }
.news-item:last-child { border-bottom: none; }
.news-item:hover { padding-left: 8px; }
.news-item .ni-date { min-width: 60px; text-align: center; }
.news-item .ni-date .ni-d { font-size: 1.2rem; font-weight: 700; color: var(--omat-primary-light); font-family: var(--omat-mono); line-height: 1; }
.news-item .ni-info { flex: 1; }
.news-item .ni-info h5 { font-size: 0.88rem; font-weight: 600; color: var(--omat-text); margin-bottom: 3px; transition: all 0.25s ease; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.news-item:hover .ni-info h5 { color: var(--omat-primary-light); }
.news-item .ni-info p { font-size: 0.78rem; color: var(--omat-text-muted); margin: 0; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }

/* --- 页面Banner --- */
.page-banner { position: relative; height: 260px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.page-banner .banner-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.page-banner .banner-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(12,45,94,0.88), rgba(12,45,94,0.35)); }
.page-banner .banner-text { position: relative; z-index: 2; text-align: center; color: #fff; }
.page-banner .banner-text h1 { font-size: 1.8rem; font-weight: 800; margin-bottom: 4px; }
.page-banner .banner-text p { font-size: 0.8rem; opacity: 0.7; text-transform: uppercase; letter-spacing: 0.3em; }

/* --- 面包屑 --- */
.bread-omat { background: transparent; padding: 10px 0; font-size: 0.8rem; }
.bread-omat a { color: var(--omat-text-muted); }
.bread-omat .breadcrumb-item+.breadcrumb-item::before { color: var(--omat-text-muted); }
.bread-omat .breadcrumb-item.active { color: var(--omat-primary-light); }

/* --- 内容区 --- */
.content-block { background: var(--omat-bg-card); border-radius: var(--omat-radius-sm); border: 1px solid var(--omat-border); padding: 1.8rem; min-height: 300px; }
.content-block .cb-title { font-size: 1.2rem; font-weight: 700; color: var(--omat-text); margin-bottom: 0.5rem; }
.content-block .cb-meta { font-size: 0.78rem; color: var(--omat-text-muted); padding-bottom: 0.8rem; border-bottom: 1px solid var(--omat-border); margin-bottom: 1.2rem; }
.content-block .cb-body { color: var(--omat-text-body); line-height: 1.9; font-size: 0.9rem; }
.content-block .cb-body img { max-width: 100%; border-radius: var(--omat-radius-sm); margin: 1rem 0; }

/* --- 分页 --- */
.page-nav { display: flex; justify-content: center; gap: 4px; margin-top: 2rem; }
.page-nav .page-link { border: 1px solid var(--omat-border); padding: 6px 13px; border-radius: 6px; color: var(--omat-text-body); font-size: 0.84rem; transition: all 0.25s ease; background: var(--omat-bg-card); }
.page-nav .page-link:hover { border-color: var(--omat-primary-lighter); color: var(--omat-primary-light); background: rgba(46,157,245,0.04); }
.page-nav .active .page-link { background: var(--omat-primary-light); border-color: var(--omat-primary-light); color: #fff; }

/* --- 筛选栏 --- */
.filter-bar { background: var(--omat-bg-card); border-radius: var(--omat-radius-sm); border: 1px solid var(--omat-border); padding: 0.9rem 1.2rem; margin-bottom: 1.5rem; }
.filter-bar .fl { font-size: 0.8rem; font-weight: 600; color: var(--omat-text); min-width: 50px; }
.filter-bar .fg { display: flex; flex-wrap: wrap; gap: 5px; }
.filter-bar .fb { padding: 4px 12px; border: 1px solid var(--omat-border); border-radius: 6px; font-size: 0.78rem; color: var(--omat-text-body); background: var(--omat-bg-card); cursor: pointer; transition: all 0.25s ease; }
.filter-bar .fb:hover { border-color: var(--omat-primary-lighter); color: var(--omat-primary-light); }
.filter-bar .fb.active { background: var(--omat-primary-light); border-color: var(--omat-primary-light); color: #fff; }

/* --- 产品详情 --- */
.pd-gallery { border-radius: var(--omat-radius-sm); border: 1px solid var(--omat-border); background: var(--omat-bg-card); padding: 0.8rem; }
.pd-info h2 { font-size: 1.3rem; font-weight: 700; color: var(--omat-text); margin-bottom: 1rem; }
.pd-info .pd-row { display: flex; padding: 7px 0; border-bottom: 1px solid var(--omat-border); font-size: 0.86rem; }
.pd-info .pd-row .pd-l { min-width: 90px; font-weight: 600; color: var(--omat-text); }
.pd-info .pd-row .pd-v { color: var(--omat-text-body); }

/* --- 联系人卡片 --- */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.8rem; margin-bottom: 2rem; }
.ci-card { background: var(--omat-bg-card); border-radius: var(--omat-radius-sm); border: 1px solid var(--omat-border); padding: 1.2rem; display: flex; align-items: center; gap: 12px; transition: all 0.3s ease; }
.ci-card:hover { box-shadow: var(--omat-shadow); }
.ci-card .ci-icon { width: 40px; height: 40px; background: rgba(46,157,245,0.06); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--omat-primary-lighter); font-size: 1rem; flex-shrink: 0; }
.ci-card h5 { font-size: 0.84rem; font-weight: 600; color: var(--omat-text); margin-bottom: 1px; }
.ci-card p { font-size: 0.78rem; color: var(--omat-text-body); margin: 0; }

/* --- 表单 --- */
.form-control { border: 1.5px solid var(--omat-border); border-radius: var(--omat-radius-sm); padding: 9px 13px; font-size: 0.86rem; transition: all 0.25s ease; color: var(--omat-text); }
.form-control:focus { border-color: var(--omat-primary-lighter); box-shadow: 0 0 0 3px rgba(46,157,245,0.06); }
.btn-sub { padding: 9px 32px; background: var(--omat-primary-lighter); color: #fff; border: none; border-radius: 6px; font-weight: 600; font-size: 0.86rem; cursor: pointer; transition: all 0.25s ease; }
.btn-sub:hover { background: var(--omat-primary-light); }

/* --- 侧边栏 --- */
.side-card { background: var(--omat-bg-card); border-radius: var(--omat-radius-sm); border: 1px solid var(--omat-border); overflow: hidden; margin-bottom: 1rem; }
.side-card .side-title { padding: 0.85rem 1.1rem; background: var(--omat-primary); color: #fff; font-size: 0.86rem; font-weight: 600; }
.side-card .side-list a { display: block; padding: 0.65rem 1.1rem; border-bottom: 1px solid var(--omat-border); color: var(--omat-text-body); font-size: 0.84rem; transition: all 0.25s ease; }
.side-card .side-list a:hover { background: rgba(46,157,245,0.04); color: var(--omat-primary-light); padding-left: 1.3rem; }

/* --- 底部 --- */
.footer-omat { background: var(--omat-primary-dark); color: rgba(255,255,255,0.5); padding: 3rem 0 0; }
.footer-omat h5 { color: #fff; font-size: 0.85rem; font-weight: 600; margin-bottom: 1rem; }
.footer-omat a { color: rgba(255,255,255,0.4); font-size: 0.8rem; transition: all 0.25s ease; }
.footer-omat a:hover { color: var(--omat-primary-lighter); padding-left: 2px; }
.footer-omat ul li { margin-bottom: 4px; }
.footer-omat .f-contact li { display: flex; gap: 8px; align-items: flex-start; font-size: 0.8rem; margin-bottom: 7px; }
.footer-omat .f-contact li i { margin-top: 3px; color: var(--omat-primary-lighter); opacity: 0.6; min-width: 14px; font-size: 0.82rem; }
.footer-omat .f-qr { text-align: center; }
.footer-omat .f-qr img { width: 90px; height: 90px; border-radius: 6px; border: 2px solid rgba(255,255,255,0.04); }
.footer-omat .f-qr p { font-size: 0.68rem; margin-top: 3px; color: rgba(255,255,255,0.25); }
.footer-omat .f-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding: 0.9rem 0; margin-top: 2rem; font-size: 0.76rem; color: rgba(255,255,255,0.25); }
.footer-omat .f-bottom a { color: rgba(255,255,255,0.3); }

/* --- 浮动 --- */
.float-bar { position: fixed; right: 16px; bottom: 90px; z-index: 999; display: flex; flex-direction: column; gap: 6px; }
.float-bar .fl-item { width: 38px; height: 38px; border-radius: 8px; background: var(--omat-bg-card); color: var(--omat-primary-light); display: flex; align-items: center; justify-content: center; font-size: 1rem; cursor: pointer; transition: all 0.25s ease; box-shadow: var(--omat-shadow); border: 1px solid var(--omat-border); }
.float-bar .fl-item:hover { background: var(--omat-primary-light); color: #fff; }
.wx-pop { position: absolute; right: 44px; bottom: 0; background: var(--omat-bg-card); border-radius: 8px; box-shadow: var(--omat-shadow-lg); padding: 10px; width: 140px; display: none; }
.wx-pop img { width: 100%; border-radius: 6px; }
.wx-pop p { font-size: 0.68rem; color: var(--omat-text-muted); text-align: center; margin-top: 4px; }

/* --- 手机底部 --- */
.m-nav { position: fixed; bottom: 0; left: 0; right: 0; background: rgba(255,255,255,0.98); border-top: 1px solid var(--omat-border); z-index: 999; display: none; padding: 6px 0; }
.m-nav .m-item { text-align: center; color: var(--omat-text-muted); font-size: 0.62rem; transition: all 0.25s ease; }
.m-nav .m-item i { font-size: 1.1rem; display: block; margin-bottom: 1px; }
.m-nav .m-item:hover, .m-nav .m-item.active { color: var(--omat-primary-light); }
.m-nav .m-item a { color: inherit; }

/* --- 响应式 --- */
@media (max-width: 991.98px) {
  .navbar-omat { min-height: 56px; }
  .navbar-omat .navbar-brand img { height: 30px; }
  .navbar-omat .nav-link { padding: 10px 12px !important; }
  .mega-dropdown { width: 100% !important; }
  .mega-dropdown .mega-col { border-right: none; border-bottom: 1px solid var(--omat-border); }
  .hero-section .swiper-slide { height: 50vh; min-height: 360px; }
  .hero-content h1 { font-size: 1.7rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .base-grid { grid-template-columns: repeat(2, 1fr); max-width: 100%; }
  .base-grid .base-item:last-child { grid-column: auto; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767.98px) {
  .hero-section .swiper-slide { height: 42vh; min-height: 280px; }
  .hero-content h1 { font-size: 1.3rem; }
  .hero-content p { font-size: 0.82rem; }
  .hero-btn { padding: 9px 22px; font-size: 0.8rem; }
  .section { padding: 3rem 0; }
  .section-title { font-size: 1.4rem; }
  .page-banner { height: 180px; }
  .page-banner .banner-text h1 { font-size: 1.2rem; }
  .content-block { padding: 1rem; }
  .base-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .m-nav { display: flex; }
  .float-bar { bottom: 55px; }
  .footer-omat { padding: 2rem 0 0; }
  .product-tab-btn { padding: 6px 14px; font-size: 0.76rem; }
}
@media (max-width: 575.98px) { html { font-size: 14px; } }

.link-more { color: var(--omat-primary-lighter); font-weight: 600; font-size: 0.84rem; transition: all 0.25s ease; display: inline-flex; align-items: center; gap: 6px; }
.link-more:hover { color: var(--omat-primary-light); gap: 10px; }
.pages { min-height: 400px; padding-top: 1rem; padding-bottom: 2rem; }

/* 产品轮播保留 */
.view { max-width: 480px; }
.view .swiper-slide { height: 280px; max-width: 480px; padding: 0 3px; box-sizing: border-box; overflow: hidden; text-align: center; }
.view .swiper-slide img { height: 100%; }
.view .arrow-left { background: url(../images/index_tab_l.png) no-repeat left center; position: absolute; left: 10px; width: 28px; height: 280px; z-index: 10; display: none; }
.view .arrow-right { background: url(../images/index_tab_r.png) no-repeat right center; position: absolute; right: 10px; width: 28px; height: 280px; z-index: 10; display: none; }
.preview { position: relative; width: 420px; left: 30px; }
.preview .swiper-slide { width: 80px; height: 60px; margin: 0 3px; box-sizing: border-box; overflow: hidden; cursor: pointer; border: 2px solid transparent; border-radius: 4px; }
.preview .swiper-slide img { display: inline-block; height: 100%; }
.preview .active-nav { border-color: var(--omat-primary-lighter); }
@media (max-width: 768px) { .view .swiper-slide { height: 200px; } .preview { display: none; } .view .arrow-left, .view .arrow-right { height: 200px; display: block; } }