/* ============================================================
   德州雅德智能技术有限公司 企业官网
   现代科技商务风格 · 绿色主色
   ============================================================ */

:root {
  --green:        #0061b6;
  --green-dark:   #00539e;
  --green-light:  #3a93d6;
  --green-pale:   #e8f3fd;
  --grad:         linear-gradient(135deg, #0061b6 0%, #3a93d6 100%);
  --grad-soft:    linear-gradient(135deg, #f0f7fd 0%, #e3f0fa 100%);
  --text:         #24313c;
  --text-light:   #66727d;
  --bg:           #ffffff;
  --bg-gray:      #f6faf8;
  --border:       #e3ebe6;
  --radius:       12px;
  --shadow:       0 8px 28px rgba(0, 97, 182, 0.10);
  --shadow-lg:    0 16px 44px rgba(0, 97, 182, 0.16);
  --font:         "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container { width: min(1200px, 92%); margin: 0 auto; }

/* ---------- 通用 ---------- */
.section { padding: 72px 0; }
.section-gray { background: var(--bg-gray); }

.sec-head { text-align: center; max-width: 720px; margin: 0 auto 46px; }
.sec-head .sec-tag {
  display: inline-block; font-size: 13px; letter-spacing: 2px;
  color: var(--green); background: var(--green-pale);
  padding: 4px 16px; border-radius: 999px; margin-bottom: 14px;
}
.sec-head h2 { font-size: 32px; font-weight: 700; color: var(--text); }
.sec-head p { color: var(--text-light); margin-top: 10px; }

.btn {
  display: inline-block; padding: 12px 30px; border-radius: 999px;
  font-size: 15px; font-weight: 600; transition: all .3s; border: none;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 6px 18px rgba(0,97,182,.28); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,97,182,.36); }
.btn-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.75); }
.btn-outline:hover { background: rgba(255,255,255,.15); }
.btn-ghost { background: transparent; color: var(--green); border: 1.5px solid var(--green); }
.btn-ghost:hover { background: var(--green-pale); }

/* 滚动显现动画 */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ============================================================
   顶部信息条
   ============================================================ */
.topbar { background: #0a4a86; color: #cfe5f5; font-size: 13px; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; height: 38px; }
.topbar-item { margin-right: 22px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.lang-link { color: #cfe5f5; padding: 2px 8px; border-radius: 4px; }
.lang-link.on { color: #fff; background: rgba(255,255,255,.16); font-weight: 600; }
.topbar-sep { opacity: .5; }

/* ============================================================
   页头 / 导航
   ============================================================ */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96); backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 78px; }

.logo { display: flex; align-items: center; gap: 12px; }
.logo img { height: 48px; width: auto; border-radius: 6px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text strong { font-size: 18px; color: var(--text); font-weight: 700; }
.logo-text small { font-size: 12px; color: var(--green); letter-spacing: 1px; }

.nav { display: flex; gap: 6px; }
.nav a {
  padding: 9px 16px; font-size: 15px; font-weight: 500; color: var(--text);
  border-radius: 8px; position: relative;
}
.nav a:hover { color: var(--green); background: var(--green-pale); }
.nav a.active { color: var(--green); font-weight: 700; }
.nav a.active::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 2px;
  height: 3px; border-radius: 3px; background: var(--grad);
}

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 10px; cursor: pointer; }
.nav-toggle span { width: 24px; height: 2.5px; background: var(--text); border-radius: 2px; transition: all .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* 右上角手机号展示位 */
.header-phone {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text); font-weight: 700; font-size: 16px; letter-spacing: .5px;
  padding: 8px 14px; border-radius: 999px;
  transition: all .3s; white-space: nowrap; margin-left: 14px; flex: none;
}
.header-phone:hover { color: var(--green); }
@media (max-width: 1024px) {
  .header-phone { font-size: 15px; padding: 6px 10px; }
}
@media (max-width: 860px) {
  .header-phone { padding: 8px; margin-left: 8px; }
  .header-phone span { display: none; }
}

/* ============================================================
   首页大屏轮播
   ============================================================ */
.hero { position: relative; overflow: hidden; height: 720px; min-height: 600px; }
.hero-slide {
  position: absolute; inset: 0; display: flex; align-items: center;
  opacity: 0; visibility: hidden; transition: opacity .9s ease, visibility .9s;
}
.hero-slide.active { opacity: 1; visibility: visible; z-index: 2; }
/* 轮播主图：用 img 标签（带 alt，利于 SEO/图片搜索） */
.hero-img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center top; z-index: 2;
}
/* 主图上的文字压暗层（保证白字在任何照片上都清晰；在 slide 内、文字之下） */
.hero-shade {
  position: absolute; inset: 0; pointer-events: none; z-index: 3;
  background: linear-gradient(90deg, rgba(3,26,48,.74) 0%, rgba(3,26,48,.46) 42%, rgba(3,26,48,.12) 72%, rgba(3,26,48,0) 100%);
}
html[dir="rtl"] .hero-shade {
  background: linear-gradient(270deg, rgba(3,26,48,.74) 0%, rgba(3,26,48,.46) 42%, rgba(3,26,48,.12) 72%, rgba(3,26,48,0) 100%);
}
.hero-bg-1 { background: linear-gradient(120deg, #0a4a86 0%, #0061b6 55%, #3a9bd8 100%); }
.hero-bg-2 { background: linear-gradient(120deg, #062d52 0%, #0a5aa0 55%, #1f80c9 100%); }
.hero-bg-3 { background: linear-gradient(120deg, #08305c 0%, #0b60ac 60%, #3a93d6 100%); }

/* 膜结构曲线装饰（z-index 低于主图：有图时被图片覆盖，无图时装饰渐变） */
.hero-bg-1::after, .hero-bg-2::after, .hero-bg-3::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 1;
  background:
    radial-gradient(circle at 78% 22%, rgba(255,255,255,.14) 0 8%, transparent 8.5%),
    radial-gradient(circle at 70% 18%, rgba(255,255,255,.10) 0 5%, transparent 5.5%),
    radial-gradient(circle at 84% 30%, rgba(255,255,255,.08) 0 12%, transparent 12.5%),
    radial-gradient(circle at 90% 55%, rgba(255,255,255,.06) 0 18%, transparent 18.5%),
    radial-gradient(circle at 60% 78%, rgba(255,255,255,.07) 0 14%, transparent 14.5%);
}
.hero-bg-1::before, .hero-bg-2::before, .hero-bg-3::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background: repeating-linear-gradient(115deg, transparent 0 46px, rgba(255,255,255,.045) 46px 47px);
}

.hero-content { position: relative; z-index: 5; max-width: 640px; }
.hero-tag {
  display: inline-block; font-size: 13px; letter-spacing: 3px; color: #d5ecfc;
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.25);
  padding: 5px 18px; border-radius: 999px; margin-bottom: 22px;
}
.hero-content h1, .hero-content .hero-title { font-size: 46px; line-height: 1.25; color: #fff; font-weight: 800; margin-bottom: 16px; }
.hero-content p { font-size: 17px; color: rgba(255,255,255,.88); margin-bottom: 34px; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; }

.hero-dots { position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 6; }
.hero-dots span {
  width: 26px; height: 4px; border-radius: 4px; background: rgba(255,255,255,.4);
  cursor: pointer; transition: all .3s;
}
.hero-dots span.on { background: #fff; width: 42px; }

/* 轮播左右切换箭头 */
.hero-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,.14); border: 1.5px solid rgba(255,255,255,.45);
  color: #fff; font-size: 30px; line-height: 1; cursor: pointer;
  z-index: 7; display: flex; align-items: center; justify-content: center;
  transition: all .3s; padding: 0 0 4px 0;
}
.hero-arrow:hover { background: rgba(255,255,255,.32); border-color: #fff; }
.hero-prev { left: 26px; }
.hero-next { right: 26px; }
html[dir="rtl"] .hero-prev { left: auto; right: 26px; }
html[dir="rtl"] .hero-next { right: auto; left: 26px; }

/* ============================================================
   数据统计条
   ============================================================ */
.stats { background: var(--grad); color: #fff; padding: 46px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.stat-item h3 { font-size: 40px; font-weight: 800; }
.stat-item p { font-size: 14px; opacity: .85; margin-top: 6px; letter-spacing: 1px; }

/* ============================================================
   核心优势
   ============================================================ */
.adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.adv-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 34px 26px; text-align: center; transition: all .35s; position: relative; overflow: hidden;
}
.adv-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--grad); transform: scaleX(0); transition: transform .35s; transform-origin: left;
}
.adv-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.adv-card:hover::before { transform: scaleX(1); }
.adv-icon {
  width: 74px; height: 74px; margin: 0 auto 20px; border-radius: 20px;
  background: var(--grad-soft); display: flex; align-items: center; justify-content: center;
  color: var(--green);
}
.adv-card h3 { font-size: 19px; margin-bottom: 10px; }
.adv-card p { font-size: 14px; color: var(--text-light); }

/* ============================================================
   产品卡片
   ============================================================ */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.prod-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: all .35s;
}
.prod-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.prod-card .thumb { aspect-ratio: 4 / 3; overflow: hidden; }
.prod-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.prod-card:hover .thumb img { transform: scale(1.08); }
.prod-card .body { padding: 20px 22px 24px; }
.prod-card .cat-tag {
  display: inline-block; font-size: 12px; color: var(--green);
  background: var(--green-pale); padding: 2px 10px; border-radius: 999px; margin-bottom: 10px;
}
.prod-card h3 { font-size: 17px; margin-bottom: 8px; }
.prod-card p { font-size: 13.5px; color: var(--text-light); height: 3.4em; overflow: hidden; }
.prod-card .more { display: inline-block; margin-top: 14px; font-size: 14px; color: var(--green); font-weight: 600; }
.prod-card .more:hover { color: var(--green-dark); }

/* ============================================================
   案例卡片
   ============================================================ */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.case-card {
  position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 3;
  display: block;
}
.case-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s; }
.case-card:hover img { transform: scale(1.08); }
.case-mask {
  position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end;
  padding: 22px; color: #fff;
  background: linear-gradient(to top, rgba(6,32,60,.92) 0%, rgba(6,32,60,.25) 55%, transparent 100%);
}
.case-mask h3 { font-size: 18px; margin-bottom: 4px; }
.case-mask p { font-size: 13px; opacity: .85; }

/* ============================================================
   新闻列表
   ============================================================ */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: all .35s; display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.news-card .thumb { aspect-ratio: 16 / 9; overflow: hidden; }
.news-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.news-card:hover .thumb img { transform: scale(1.06); }
.news-card .body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.news-card .meta { font-size: 12.5px; color: var(--text-light); display: flex; gap: 12px; margin-bottom: 10px; }
.news-card .meta .cate { color: var(--green); font-weight: 600; }
.news-card h3 { font-size: 16.5px; line-height: 1.5; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card p { font-size: 13.5px; color: var(--text-light); flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .more { margin-top: 14px; font-size: 14px; color: var(--green); font-weight: 600; }

/* ============================================================
   合作伙伴（Logo 图墙）—— 与荣誉资质同款网格布局
   ============================================================ */
.partner-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.partner-item {
  padding: 14px 30px; background: #fff; border: 1px solid var(--border);
  border-radius: 10px; color: var(--text-light); font-size: 15px; font-weight: 600;
  transition: all .3s;
}
.partner-item:hover { color: var(--green); border-color: var(--green); box-shadow: var(--shadow); }

/* 合作伙伴：2 行 × 每行 4 个，整体居中 */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  justify-items: center;
  gap: 18px;
  max-width: 880px;
  margin: 0 auto;
}
.partner-logo {
  width: 100%;
  max-width: 160px;
  height: 104px;
  border-radius: 12px;
  background: #fff; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  padding: 14px; transition: all .3s; overflow: hidden;
}
.partner-logo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.partner-logo:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.partner-grid .partner-item {
  width: 100%; max-width: 160px; padding: 14px 6px; text-align: center;
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  color: var(--text-light); font-size: 13.5px; font-weight: 600;
  transition: all .3s;
}
.partner-grid .partner-item:hover { color: var(--green); border-color: var(--green); }

/* ============================================================
   厂区内部轮播（关于我们页）
   ============================================================ */
.factory-slider {
  position: relative; max-width: 960px; margin: 0 auto 70px;
  border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-lg);
}
.factory-slides {
  position: relative;
  padding-top: 56.25%; /* 16:9 兼容写法（aspect-ratio 旧浏览器不支持） */
  background: var(--bg-gray);
}
.factory-slide {
  position: absolute; inset: 0; opacity: 0; visibility: hidden;
  transition: opacity .8s ease, visibility .8s;
}
.factory-slide.active { opacity: 1; visibility: visible; }
.factory-slide img { width: 100%; height: 100%; object-fit: cover; }
.factory-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255,255,255,.2); border: 1.5px solid rgba(255,255,255,.5);
  color: #fff; font-size: 26px; cursor: pointer; z-index: 5;
  display: flex; align-items: center; justify-content: center;
  transition: all .3s; padding: 0 0 3px 0;
}
.factory-arrow:hover { background: rgba(255,255,255,.42); }
.factory-prev { left: 16px; }
.factory-next { right: 16px; }
.factory-dots {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 5;
}
.factory-dots span {
  width: 22px; height: 4px; border-radius: 4px; background: rgba(255,255,255,.45);
  cursor: pointer; transition: all .3s;
}
.factory-dots span.on { background: #fff; width: 34px; }
html[dir="rtl"] .factory-prev { left: auto; right: 16px; }
html[dir="rtl"] .factory-next { right: auto; left: 16px; }

/* ============================================================
   内页横幅
   ============================================================ */
.page-hero {
  background: var(--grad); color: #fff; padding: 64px 0 60px; position: relative; overflow: hidden;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 82% 20%, rgba(255,255,255,.16) 0 9%, transparent 9.5%),
              radial-gradient(circle at 74% 16%, rgba(255,255,255,.10) 0 5%, transparent 5.5%),
              radial-gradient(circle at 88% 40%, rgba(255,255,255,.07) 0 16%, transparent 16.5%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1, .page-hero .page-hero-title { font-size: 34px; font-weight: 800; }
.crumb { margin-top: 10px; font-size: 14px; opacity: .85; }
.crumb a:hover { opacity: 1; text-decoration: underline; }

/* ============================================================
   面包屑下内容区
   ============================================================ */
.content { padding: 56px 0 80px; }

/* ============================================================
   关于我们
   ============================================================ */
.about-wrap { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; }
.about-wrap .about-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-wrap h2 { font-size: 28px; margin-bottom: 16px; }
.about-wrap h2 span { color: var(--green); }
.about-wrap p { color: var(--text-light); margin-bottom: 14px; }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.about-tags span {
  font-size: 13px; color: var(--green); background: var(--green-pale);
  padding: 6px 14px; border-radius: 999px;
}

.timeline { position: relative; padding-left: 26px; }
.timeline::before {
  content: ""; position: absolute; left: 6px; top: 6px; bottom: 6px;
  width: 2px; background: var(--grad);
}
.tl-item { position: relative; margin-bottom: 26px; }
.tl-item::before {
  content: ""; position: absolute; left: -26px; top: 6px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--green); border: 3px solid var(--green-pale);
}
.tl-item .year { font-size: 13px; color: var(--green); font-weight: 700; letter-spacing: 1px; }
.tl-item h4 { font-size: 16.5px; margin: 2px 0 4px; }
.tl-item p { font-size: 14px; color: var(--text-light); }

.honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.honor-item {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 20px; text-align: center; transition: all .3s;
}
.honor-item:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.honor-item .icon { font-size: 34px; margin-bottom: 10px; }
.honor-item h4 { font-size: 15.5px; margin-bottom: 4px; }
.honor-item p { font-size: 13px; color: var(--text-light); }

/* ============================================================
   产品列表页
   ============================================================ */
.cat-tabs { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 40px; }
.cat-tabs a {
  padding: 8px 22px; border-radius: 999px; border: 1.5px solid var(--border);
  color: var(--text); font-size: 14.5px; font-weight: 500; transition: all .3s;
}
.cat-tabs a:hover { border-color: var(--green); color: var(--green); }
.cat-tabs a.active { background: var(--grad); color: #fff; border-color: transparent; }

/* ============================================================
   首页底部 CTA 条
   ============================================================ */
.cta-band { background: var(--grad); padding: 54px 0; color: #fff; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-band h2 { font-size: 26px; margin-bottom: 6px; }
.cta-band p { opacity: .9; font-size: 14.5px; max-width: 640px; }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-white { background: #fff; color: var(--green); font-weight: 700; }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,.18); }

/* ============================================================
   详情页
   ============================================================ */
.detail-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 40px; box-shadow: var(--shadow);
}
.detail-head { display: grid; grid-template-columns: 420px 1fr; gap: 40px; margin-bottom: 34px; }
.detail-head .dimg { border-radius: var(--radius); overflow: hidden; }
.detail-head .dimg img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.detail-info h1 { font-size: 26px; margin-bottom: 14px; }
.detail-info .dmeta { font-size: 14px; color: var(--text-light); margin-bottom: 18px; }
.detail-info .dmeta span { margin-right: 18px; }
.spec-box {
  background: var(--bg-gray); border-radius: 10px; padding: 18px 20px;
  font-size: 14.5px; color: var(--text); line-height: 2;
}
.detail-body h3 { font-size: 20px; margin: 30px 0 12px; padding-left: 12px; border-left: 4px solid var(--green); }
.detail-body p { color: var(--text-light); margin-bottom: 12px; white-space: pre-line; }

/* ============================================================
   新闻/案例 列表页
   ============================================================ */
.list-filter { display: flex; justify-content: center; gap: 10px; margin-bottom: 36px; }

/* ============================================================
   联系我们
   ============================================================ */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; }
.contact-info-box { background: var(--grad-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px; }
.contact-info-box h3 { font-size: 20px; margin-bottom: 20px; }
.ci-item { display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start; }
.ci-item .ci-icon {
  flex: none; width: 42px; height: 42px; border-radius: 12px; background: var(--grad);
  color: #fff; display: flex; align-items: center; justify-content: center;
}
.ci-item strong { display: block; font-size: 15px; }
.ci-item span { font-size: 14px; color: var(--text-light); word-break: break-all; }

.form-box { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 34px; box-shadow: var(--shadow); }
.form-box h3 { font-size: 20px; margin-bottom: 6px; }
.form-box .form-tip { font-size: 13.5px; color: var(--text-light); margin-bottom: 22px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; margin-bottom: 7px; color: var(--text); font-weight: 500; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--border); border-radius: 10px;
  font-size: 14.5px; font-family: inherit; color: var(--text); background: #fff; transition: border .25s;
  outline: none;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(0,97,182,.12); }
.form-group textarea { min-height: 130px; resize: vertical; }
.form-msg { margin-top: 6px; font-size: 14px; }
.form-msg.ok { color: var(--green); }
.form-msg.err { color: #c0392b; }

/* ============================================================
   分页
   ============================================================ */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 46px; }
.pagination a, .pagination span {
  min-width: 40px; height: 40px; padding: 0 10px; display: inline-flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--border); border-radius: 10px; font-size: 14.5px; color: var(--text); transition: all .25s;
}
.pagination a:hover { border-color: var(--green); color: var(--green); }
.pagination .cur { background: var(--grad); color: #fff; border-color: transparent; font-weight: 700; }
.pagination .disabled { opacity: .45; pointer-events: none; }

/* ============================================================
   页脚
   ============================================================ */
.footer { background: #082b4f; color: #b7cfe2; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 46px; padding: 56px 0 40px; }
.footer h4 { color: #fff; font-size: 17px; margin-bottom: 18px; }
.footer-col-about p { font-size: 14px; line-height: 1.9; }
.footer-links li, .footer-contact li { margin-bottom: 10px; font-size: 14px; }
.footer-links a:hover { color: var(--green-light); }
.footer-contact li { padding-left: 22px; position: relative; }
.footer-contact li::before {
  content: ""; position: absolute; left: 2px; top: 10px;
  width: 7px; height: 7px; border-radius: 2px; background: var(--green-light);
}
.footer-bottom { border-top: 1px solid rgba(255,255,255,.09); padding: 18px 0; font-size: 13px; color: #8fb0cc; }

/* ============================================================
   悬浮客服
   ============================================================ */
.float-bar { position: fixed; right: 20px; bottom: 110px; z-index: 200; display: flex; flex-direction: column; gap: 12px; }
.float-btn {
  width: 52px; height: 52px; border-radius: 50%; background: var(--grad); color: #fff;
  display: flex; align-items: center; justify-content: center; position: relative;
  box-shadow: 0 8px 22px rgba(0,97,182,.35); transition: all .3s;
}
.float-btn:hover { transform: translateY(-3px); }
.float-qr {
  position: absolute; right: 64px; top: 50%; transform: translateY(-50%);
  background: #fff; border-radius: 10px; padding: 10px; text-align: center;
  box-shadow: var(--shadow-lg); display: none; min-width: 130px;
}
.float-btn:hover .float-qr { display: block; }
.qr-box {
  width: 110px; height: 110px; background: var(--green-pale); border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  color: var(--green); font-weight: 700; font-size: 13px; word-break: break-all;
}
.qr-box.qr-img { padding: 0; overflow: hidden; background: #fff; }
.qr-box.qr-img img { width: 100%; height: 100%; object-fit: contain; }
.float-qr span { display: block; font-size: 12px; color: var(--text-light); margin-top: 6px; }

/* ============================================================
   404 / 空状态
   ============================================================ */
.empty-box { text-align: center; padding: 90px 0; }
.empty-box .big { font-size: 60px; font-weight: 800; color: var(--green); }
.empty-box p { color: var(--text-light); margin: 12px 0 24px; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .detail-head { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  /* 移动端：logo 只保留图标，隐藏公司名与标语（避免文字串行） */
  .logo-text { display: none; }
  .logo img { height: 40px; }

  /* 移动端：下拉菜单卡片化，去掉重阴影 */
  .nav {
    position: fixed; top: 78px; left: 14px; right: 14px;
    background: #fff; border: 1px solid var(--border); border-radius: 14px;
    flex-direction: column; padding: 10px;
    display: none; z-index: 99;
    box-shadow: 0 10px 28px rgba(0,0,0,.06);
    animation: navDrop .25s ease;
  }
  @keyframes navDrop {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: none; }
  }
  .nav.open { display: flex; }
  .nav a {
    padding: 13px 16px; border-bottom: 1px solid var(--border);
    border-radius: 10px; font-size: 15px; font-weight: 500;
  }
  .nav a:last-child { border-bottom: none; }
  .nav a.active { background: var(--grad-soft); color: var(--green); font-weight: 700; }
  .nav a.active::after { display: none; }
  .nav-toggle { display: flex; }
  /* 移动端轮播：高度约视口宽 56%，cover 显示图片主体（图大饱满） */
  .hero { height: 56vw; min-height: 0; }
  .hero-content { display: none; }
  .hero-shade { display: none; }

  /* 移动端：进一步压缩数据统计条占空 */
  .stats { padding: 14px 0; }
  .stats-grid { gap: 10px 6px; }
  .stat-item h3 { font-size: 22px; }
  .stat-item p { font-size: 11px; margin-top: 2px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .about-wrap { grid-template-columns: 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .section { padding: 52px 0; }
  .sec-head h2 { font-size: 26px; }
  .prod-grid, .case-grid { grid-template-columns: 1fr; }
  .adv-grid { grid-template-columns: 1fr; }
  .topbar-item:last-child { display: none; }
}

/* ============================================================
   富文本内容渲染样式（详情页）
   ============================================================ */
.rich-content { line-height: 1.9; }
.rich-content p { margin-bottom: 12px; color: var(--text-light); }
.rich-content h1, .rich-content h2, .rich-content h3, .rich-content h4 {
  margin: 22px 0 12px; color: var(--text); line-height: 1.5;
}
.rich-content h2 { font-size: 22px; }
.rich-content h3 { font-size: 19px; }
.rich-content ul, .rich-content ol { margin: 0 0 12px 22px; }
.rich-content ul li { list-style: disc; }
.rich-content ol li { list-style: decimal; }
.rich-content blockquote {
  border-left: 4px solid var(--green); background: var(--green-pale);
  padding: 12px 16px; border-radius: 0 8px 8px 0; margin: 14px 0; color: var(--text);
}
.rich-content a { color: var(--green); text-decoration: underline; }
.rich-content img { border-radius: var(--radius); margin: 10px 0; }
.rich-content strong, .rich-content b { font-weight: 700; color: var(--text); }

/* 新闻摘要框（详情页顶部） */
.news-summary {
  background: var(--grad-soft); border: 1px solid var(--border); border-left: 4px solid var(--green);
  border-radius: 10px; padding: 14px 18px; margin-bottom: 22px;
  color: var(--text); font-size: 15px; line-height: 1.9;
}

/* ============================================================
   阿拉伯语 RTL 支持
   ============================================================ */
html[dir="rtl"] body { text-align: right; }
html[dir="rtl"] .nav a.active::after { left: auto; right: 16px; }
html[dir="rtl"] .hero-content h1 { text-align: right; }
html[dir="rtl"] .footer-contact li { padding-left: 0; padding-right: 22px; }
html[dir="rtl"] .footer-contact li::before { left: auto; right: 2px; }
html[dir="rtl"] .crumb a { display: inline-block; }
html[dir="rtl"] .float-qr { right: auto; left: 64px; }
html[dir="rtl"] .news-summary { border-left: 1px solid var(--border); border-right: 4px solid var(--green); }
html[dir="rtl"] .rich-content blockquote { border-left: none; border-right: 4px solid var(--green); border-radius: 8px 0 0 8px; }
html[dir="rtl"] .rich-content ul, html[dir="rtl"] .rich-content ol { margin: 0 22px 12px 0; }
html[dir="rtl"] .topbar-left { order: 2; }
html[dir="rtl"] .topbar-right { order: 1; }