/* ============================================================
   山久长青 企业官网 - 全局样式
   响应式三断点：1024px / 768px
   ============================================================ */
:root {
  --primary: #1e6fff;
  --primary-dark: #0d47d9;
  --primary-light: #eaf1ff;
  --cyan: #22d3ee;
  --dark: #0a1633;
  --dark-2: #101f42;
  --text: #26324b;
  --text-light: #6b7a99;
  --line: #e6ebf4;
  --bg-soft: #f5f8fd;
  --white: #ffffff;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 10px 30px rgba(16, 42, 100, .08);
  --shadow-hover: 0 18px 44px rgba(16, 42, 100, .16);
  --header-h: 76px;
  --font: "微软雅黑", "Hiragino Sans GB", "Microsoft YaHei", tahoma, arial, simsun, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  font-size: 14px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color .25s; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 14px; outline: none; }
/* 标题字重对齐官网：h1-h6 统一 500（官网 skin-main.css 原值），不再默认粗黑 */
h1, h2, h3, h4, h5, h6 { font-weight: 500; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------------- 顶部导航 ---------------- */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(230,235,244,.8);
  transition: box-shadow .3s, background .3s;
}
.header.scrolled { box-shadow: 0 6px 24px rgba(10,22,51,.08); }
.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-img { height: 42px; width: auto; display: block; }
/* logo 右侧标语（对应官网「创一流品牌，做全国首创」），点击同进首页 */
.logo-slogan {
  flex-shrink: 0; padding-left: 12px; margin-left: -4px;
  border-left: 1px solid var(--line);
  font-size: 14px; letter-spacing: 1px; color: #8a94a6; white-space: nowrap;
  text-decoration: none;
}
a.logo-slogan:hover { color: var(--primary); }
.logo-img-footer { height: 40px; } /* 白字版 logo，深色页脚直接贴合 */
@media (max-width: 768px) { .logo-img { height: 32px; } .logo-img-footer { height: 32px; } }
.logo-mark {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  display: flex; align-items: center; justify-content: center; color: #fff;
  font-size: 20px; font-weight: 800; letter-spacing: -1px;
  box-shadow: 0 6px 16px rgba(30,111,255,.35);
}
.logo-text { line-height: 1.15; }
.logo-text b { display: block; font-size: 19px; color: var(--dark); letter-spacing: 1px; }
.logo-text span { display: block; font-size: 10px; color: var(--text-light); letter-spacing: 2.5px; text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 2px; }
.nav-item { position: relative; flex-shrink: 0; }
.nav-link {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 13px; font-size: 16px; font-weight: 500; color: var(--text);
  border-radius: 8px; transition: color .25s;
  white-space: nowrap; /* 栏目增多后禁止文字折行（曾把「首页」压成两行） */
}
.nav-link .arrow { font-size: 10px; color: var(--text-light); transition: transform .25s; }
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-item:hover .arrow { transform: rotate(180deg); }
.dropdown {
  position: absolute; top: calc(100% + 8px); left: 50%;
  transform: translate(-50%, 8px);
  min-width: 170px; background: #fff; border-radius: 12px;
  box-shadow: 0 16px 40px rgba(10,22,51,.14);
  padding: 8px; opacity: 0; visibility: hidden;
  transition: all .28s ease; border: 1px solid var(--line);
}
.nav-item:hover .dropdown { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.dropdown a {
  display: block; padding: 10px 14px; font-size: 15px; color: var(--text);
  border-radius: 8px; white-space: nowrap;
}
.dropdown a:hover { background: var(--primary-light); color: var(--primary); }
/* 窄桌面：7 个顶级栏目 + logo 在此区间开始吃紧，收紧间距与字号保证单行；标语让位隐藏 */
@media (max-width: 1152px) { .logo-slogan { display: none; } }
@media (min-width: 1025px) and (max-width: 1152px) {
  .nav { gap: 0; }
  .nav-link { padding: 8px 9px; font-size: 15px; }
  .logo-img { height: 38px; }
}
/* 汉堡菜单 */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger span { width: 24px; height: 2px; background: var(--dark); border-radius: 2px; transition: all .3s; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none; position: fixed; top: var(--header-h); left: 0; right: 0; z-index: 999;
  background: #fff; box-shadow: 0 20px 40px rgba(10,22,51,.12);
  max-height: calc(100vh - var(--header-h)); overflow-y: auto;
  transform: translateY(-12px); opacity: 0; pointer-events: none;
  transition: all .3s ease;
}
.mobile-menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
.mobile-menu a { display: block; padding: 15px 24px; font-size: 16px; border-bottom: 1px solid var(--line); }
.mobile-menu a.active { color: var(--primary); font-weight: 600; }
/* 手风琴分组：父栏目行可点开/收起，子栏目列表默认隐藏 */
.mobile-menu .mm-toggle {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
  padding: 15px 24px; font-size: 16px; font-family: inherit; color: var(--text);
  background: none; border: none; border-bottom: 1px solid var(--line); text-align: left;
}
.mobile-menu .mm-arrow { font-size: 12px; color: var(--text-light); transition: transform .3s ease; }
.mobile-menu .mm-item.open .mm-arrow { transform: rotate(180deg); }
.mobile-menu .mm-group {
  max-height: 0; overflow: hidden; padding: 0 0 0 24px; background: var(--bg-soft);
  transition: max-height .35s ease, padding .35s ease;
}
.mobile-menu .mm-item.open .mm-group { max-height: 560px; padding: 6px 0 6px 24px; }
.mobile-menu .mm-group a { padding: 11px 0; border-bottom: none; font-size: 15px; color: var(--text-light); }
body.mm-lock { overflow: hidden; }
.mobile-mask { display: none; position: fixed; inset: var(--header-h) 0 0 0; z-index: 998; background: rgba(10,22,51,.4); }
.mobile-mask.show { display: block; }

/* ---------------- 首页轮播 ---------------- */
.hero { position: relative; height: 100vh; min-height: 600px; overflow: hidden; background: var(--dark); touch-action: pan-y; cursor: grab; user-select: none; -webkit-user-select: none; }
.hero:active { cursor: grabbing; }
.hero-track { display: flex; height: 100%; transition: transform .7s cubic-bezier(.65,.05,.36,1); will-change: transform; }
.hero-track.dragging { transition: none !important; }
/* 每张轮播的 AI 科技背景（深蓝数据流+六边形网格+粒子光斑），叠深色渐变保证左侧文字可读 */
.hero-bgimg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-size: cover; background-position: center;
  opacity: .85;
}
.hero-bgimg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(8,21,49,.52) 0%, rgba(8,21,49,.06) 52%, rgba(8,21,49,.26) 100%);
}
/* AI 生成背景（zhg/yey/tzjk/tech）线条光斑较重容易喧宾夺主：调更透明+压暗；
   官网原图 banner11/21/31 不加此类保持原样 */
.hero-bgimg.bg-soft { opacity: .45; }
.hero-bgimg.bg-soft::after {
  background: linear-gradient(90deg, rgba(8,21,49,.58) 0%, rgba(8,21,49,.12) 52%, rgba(8,21,49,.32) 100%);
}
/* 一道斜向柔光定期扫过整屏，增强科技动感（在背景之上、文字之下） */
.hero::after {
  content: ""; position: absolute; top: 0; left: -60%; width: 45%; height: 100%;
  z-index: 1; pointer-events: none; transform: skewX(-12deg);
  background: linear-gradient(105deg, transparent 0%, rgba(125,180,255,.09) 45%, rgba(255,255,255,.05) 50%, transparent 100%);
  animation: heroSweep 9s ease-in-out infinite;
}
@keyframes heroSweep { 0% { left: -60%; } 55% { left: 130%; } 100% { left: 130%; } }
/* 缓缓漂浮的粒子光点 */
.hero-slide::after {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: .75;
  background:
    radial-gradient(2px 2px at 22% 30%, rgba(160,200,255,.9), transparent 60%),
    radial-gradient(2px 2px at 38% 68%, rgba(160,200,255,.6), transparent 60%),
    radial-gradient(3px 3px at 58% 22%, rgba(120,220,255,.7), transparent 60%),
    radial-gradient(2px 2px at 71% 55%, rgba(160,200,255,.55), transparent 60%),
    radial-gradient(2px 2px at 84% 34%, rgba(190,230,255,.8), transparent 60%),
    radial-gradient(3px 3px at 64% 80%, rgba(140,190,255,.5), transparent 60%);
  animation: heroParticles 12s ease-in-out infinite alternate;
}
@keyframes heroParticles { from { transform: translateY(0); } to { transform: translateY(-26px); } }
.hero-slide {
  position: relative; flex: 0 0 100vw; height: 100%; overflow: hidden;
  background:
    radial-gradient(1100px 720px at 76% 26%, rgba(64,140,255,.26), transparent 62%),
    radial-gradient(820px 560px at 88% 88%, rgba(255,157,46,.14), transparent 55%),
    linear-gradient(135deg, #081531 0%, #0d2a5e 58%, #092045 100%);
}
/* 细网格纹理（径向蒙版只在视觉重心处显现） */
.hero-slide::before {
  content: ""; position: absolute; inset: 0; opacity: .5; pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px 90px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.035) 0 1px, transparent 1px 90px);
  -webkit-mask-image: radial-gradient(900px 600px at 70% 45%, #000 30%, transparent 78%);
          mask-image: radial-gradient(900px 600px at 70% 45%, #000 30%, transparent 78%);
}
.hero-grid {
  position: relative; z-index: 2; max-width: 1280px; height: 100%; margin: 0 auto;
  padding: calc(var(--header-h) + 16px) 40px 96px;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items: center;
}
.hero-left { color: #fff; }
.hero-left .en {
  font-size: 13px; letter-spacing: 5px; text-transform: uppercase;
  color: #7db4ff; font-weight: 600; margin-bottom: 14px;
}
.hero-left h2 { font-size: 45px; line-height: 1.25; font-weight: 500; letter-spacing: 1px; }
.hero-bar { width: 66px; height: 4px; border-radius: 2px; background: linear-gradient(90deg, #ff9d2e, #ffc37a); margin: 22px 0 24px; }
.hero-left p { font-size: 16.5px; line-height: 1.9; color: rgba(255,255,255,.78); max-width: 520px; margin-bottom: 34px; }
.hero-btns { display: flex; gap: 16px; }
.hero .btn-primary { background: linear-gradient(135deg, #ff9d2e, #f07d0c); box-shadow: 0 10px 26px rgba(240,125,12,.35); }
.hero .btn-primary:hover { box-shadow: 0 14px 32px rgba(240,125,12,.45); }
/* 文案逐条入场 */
.hero-left .en, .hero-left h2, .hero-left .hero-bar, .hero-left p, .hero-left .hero-btns {
  opacity: 0; transform: translateY(26px);
  transition: opacity .7s ease, transform .7s ease;
}
.hero-slide.active .hero-left .en { opacity: 1; transform: none; transition-delay: .32s; }
.hero-slide.active .hero-left h2 { opacity: 1; transform: none; transition-delay: .44s; }
.hero-slide.active .hero-left .hero-bar { opacity: 1; transform: none; transition-delay: .52s; }
.hero-slide.active .hero-left p { opacity: 1; transform: none; transition-delay: .6s; }
.hero-slide.active .hero-left .hero-btns { opacity: 1; transform: none; transition-delay: .72s; }
/* 右侧设备模型：截图自带透明底显示器+手机 mockup，直接悬浮在渐变上（不加白卡片） */
.hero-right { position: relative; display: flex; justify-content: center; }
.hero-right::before {
  content: ""; position: absolute; width: 106%; height: 106%; border-radius: 50%;
  background: radial-gradient(circle, rgba(64,140,255,.15), transparent 60%);
}
.hero-right::after {
  content: ""; position: absolute; right: 4%; bottom: 6%; width: 150px; height: 150px;
  border-radius: 50%; border: 1px dashed rgba(255,255,255,.18);
  animation: ringSpin 26s linear infinite;
}
@keyframes ringSpin { to { transform: rotate(360deg); } }
.hero-shot {
  position: relative; width: min(620px, 100%);
  opacity: 0; transform: translateX(46px) scale(.97);
  transition: opacity .8s ease .3s, transform .8s cubic-bezier(.22,.7,.35,1) .3s;
}
.hero-slide.active .hero-shot { opacity: 1; transform: none; animation: heroFloat 6.5s ease-in-out 1.6s infinite; }
@keyframes heroFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.hero-shot img {
  width: 100%; display: block;
  filter: drop-shadow(0 30px 44px rgba(0,0,0,.38)) drop-shadow(0 8px 16px rgba(0,0,0,.26));
}
.hero-shot video { width: 100%; display: block; border-radius: 14px; box-shadow: 0 34px 90px rgba(2,8,26,.6); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 34px; border-radius: 999px; font-size: 16px; font-weight: 500;
  transition: all .3s; line-height: 1.4;
}
.btn-primary { background: linear-gradient(135deg, var(--primary), #4f8bff); color: #fff; box-shadow: 0 10px 26px rgba(30,111,255,.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(30,111,255,.5); color: #fff; }
.btn-ghost { border: 1.5px solid rgba(255,255,255,.6); color: #fff; background: rgba(255,255,255,.08); backdrop-filter: blur(4px); }
.btn-ghost:hover { background: rgba(255,255,255,.2); border-color: #fff; color: #fff; }
.btn-outline { border: 1.5px solid var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background: var(--primary); color: #fff; }
.hero-arrows { position: absolute; z-index: 6; top: 50%; left: 0; right: 0; transform: translateY(-50%); display: flex; justify-content: space-between; padding: 0 28px; pointer-events: none; }
/* 两侧整边点击区的视觉提示：纯指示层（pointer-events:none 不拦截点击，
 * 实际切换由 JS 按坐标判断），悬停对应边区时渐变点亮、光标变手型 */
.hero-zone { position: absolute; z-index: 5; top: 0; bottom: 0; width: 16%; min-width: 100px; pointer-events: none; }
.hero-zone.prev { left: 0; }
.hero-zone.next { right: 0; }
.hero-zone::before { content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity .35s; }
.hero-zone.prev::before { background: linear-gradient(90deg, rgba(10,26,60,.32), transparent); }
.hero-zone.next::before { background: linear-gradient(270deg, rgba(10,26,60,.32), transparent); }
.hero.edge-l .hero-zone.prev::before, .hero.edge-r .hero-zone.next::before { opacity: 1; }
.hero.edge-l, .hero.edge-r { cursor: pointer; }
.hero-arrow {
  width: 64px; height: 64px;
  border: none; background: none; box-shadow: none;
  color: #fff; font-size: 58px; font-weight: 300; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  text-shadow: 0 2px 20px rgba(6,16,40,.65);
  cursor: pointer; pointer-events: auto;
  opacity: 0; transition: opacity .35s ease, color .3s, transform .3s;
}
/* 鼠标靠近箭头（JS 检测 130px 范围）或聚焦时显现 */
.hero-arrow.near, .hero-arrow:hover, .hero-arrow:focus-visible { opacity: 1; }
.hero-arrow:hover { color: var(--cyan); transform: scale(1.15); }
.hero-arrow:active { transform: scale(.9); }
.hero-dots {
  position: absolute; z-index: 6; bottom: 46px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 10px;
}
.hero-dots .dot {
  width: 30px; height: 4px; border-radius: 4px;
  background: rgba(255,255,255,.35); transition: all .3s;
  pointer-events: auto; cursor: pointer;
}
.hero-dots .dot:hover { background: rgba(255,255,255,.6); }
.hero-dots .dot.active { width: 48px; background: linear-gradient(90deg, #ff9d2e, #ffc37a); }
.hero-scroll {
  position: absolute; z-index: 5; bottom: 44px; left: 40px; color: rgba(255,255,255,.75);
  font-size: 12px; letter-spacing: 3px; writing-mode: vertical-rl;
  display: flex; align-items: center; gap: 8px;
}
.hero-scroll::after { content: ""; width: 1px; height: 46px; background: linear-gradient(rgba(255,255,255,.8), transparent); animation: scrollPulse 1.8s infinite; }
@keyframes scrollPulse { 0% { opacity: .3; transform: scaleY(.4); transform-origin: top; } 50% { opacity: 1; transform: scaleY(1); } 100% { opacity: .3; } }

/* ---------------- 整屏切换（fullpage，仅首页桌面端启用） ---------------- */
/* 区域包进 #fp-wrap，切屏 = 容器 translate3d（GPU 合成层动画，参考站同款顺滑方案） */
#fp-wrap { position: relative; }
body.fp-on { overflow: hidden !important; height: 100vh; }
body.fp-on #fp-wrap { transition: transform .85s cubic-bezier(.645,.045,.355,1); will-change: transform; }
/* 页眉 Headroom 行为：向下切屏隐藏、向上切屏出现 */
body.fp-on .header { transition: transform .45s ease, background .3s, box-shadow .3s; }
body.fp-on .header.fp-hide { transform: translateY(-100%); }
/* 每个区域撑满一屏并垂直居中；body.fp-on 由 JS 在激活时添加 */
body.fp-on .fp-screen { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; }
body.fp-on .fp-screen > .container { width: 100%; }
/* 整屏模式无滚动条，区域必须精确装进一屏：留白收紧（顶部需大于导航高度 72px） */
body.fp-on .fp-screen.section { padding-top: 84px; padding-bottom: 28px; }
/* 公司简介屏（与上面同优先级、靠后覆盖）：简介居上，数据带贴住屏幕底边 */
body.fp-on .fp-screen.about-screen { justify-content: flex-start; padding-bottom: 0; }
body.fp-on .fp-screen.about-screen > .container { margin-top: auto; margin-bottom: auto; } /* 内容在数据带上方垂直居中，消除空洞 */
body.fp-on .fp-screen.about-screen .stats.inset { margin-top: auto; border-radius: 24px 24px 0 0; }
/* 屏内标题小一号 */
body.fp-on .section-head { margin-bottom: 26px; }
body.fp-on .section-head h2 { font-size: 29px; }
body.fp-on .section-head p.sub { font-size: 14.5px; margin-top: 10px; }
/* 六大平台卡片：小一号（封面更扁、内边距收紧） */
body.fp-on .platform-grid { gap: 18px; }
body.fp-on .platform-cover { aspect-ratio: 16 / 6; }
body.fp-on .platform-icon { width: 50px; height: 50px; margin: -25px 0 0 20px; border-radius: 12px; }
body.fp-on .platform-body { padding: 12px 18px 14px; }
body.fp-on .platform-body h3 { font-size: 16px; }
body.fp-on .platform-body p { font-size: 12.5px; margin: 6px 0 10px; }
body.fp-on .platform-body .more { font-size: 12.5px; }
/* 新闻卡片：小一号（封面全景比例、首页不显示简介，保证整屏装进 100vh） */
body.fp-on .news-grid { gap: 18px; }
body.fp-on .news-cover { aspect-ratio: 16 / 5.5; }
body.fp-on .news-body { padding: 12px 18px; }
body.fp-on .news-body h3 { font-size: 15.5px; }
body.fp-on .news-body .summary { display: none; }
body.fp-on .news-meta { font-size: 12px; }
/* 矮屏笔记本（视口高 ≤ 840，如 1366×768）：整屏内容再收一档，保证无滚动条下不裁切 */
@media (min-width: 993px) and (max-height: 840px) {
  body.fp-on .fp-screen.section { padding-top: 70px; padding-bottom: 14px; }
  body.fp-on .section-head { margin-bottom: 20px; }
  body.fp-on .section-head h2 { font-size: 25px; }
  body.fp-on .platform-grid { gap: 12px; }
  body.fp-on .platform-cover { aspect-ratio: 16 / 5; }
  body.fp-on .platform-icon { width: 42px; height: 42px; margin: -21px 0 0 16px; border-radius: 10px; }
  body.fp-on .platform-body { padding: 10px 16px 12px; }
  body.fp-on .platform-body h3 { font-size: 15px; }
  body.fp-on .platform-body p { font-size: 12.5px; margin: 6px 0 8px; }
  body.fp-on .news-grid { gap: 12px; }
  body.fp-on .news-cover { aspect-ratio: 16 / 4.2; }
  body.fp-on .news-body { padding: 8px 16px 10px; }
  body.fp-on .news-body h3 { font-size: 14.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  body.fp-on .news-body .summary { display: none; } /* 首页小卡细节留给列表页 */
}
.fp-dots { display: none; }
body.fp-on .fp-dots {
  display: flex; flex-direction: column; gap: 12px; position: fixed;
  right: 22px; top: 50%; transform: translateY(-50%); z-index: 90;
}
.fp-dots button {
  width: 10px; height: 10px; padding: 0; border: none; cursor: pointer;
  border-radius: 999px; background: rgba(120,130,150,.35); transition: all .3s; position: relative;
}
.fp-dots button:hover { background: var(--primary); }
.fp-dots button.active { height: 26px; background: var(--primary); }
.fp-dots .fp-tip {
  position: absolute; right: 22px; top: 50%; transform: translateY(-50%);
  background: rgba(10,26,60,.88); color: #fff; font-size: 12px; line-height: 1;
  padding: 6px 11px; border-radius: 6px; white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity .25s, right .25s;
}
.fp-dots button:hover .fp-tip { opacity: 1; right: 24px; }

/* ---------------- 通用 Section ---------------- */
.section { padding: 90px 0; }
.section.soft { background: var(--bg-soft); }
.section-head { text-align: center; margin-bottom: 56px; }
.section-head h2 { font-size: 36px; color: var(--dark); font-weight: 500; letter-spacing: 1px; }
.section-head .bar {
  width: 52px; height: 4px; border-radius: 4px; margin: 18px auto 0;
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  box-shadow: 0 0 14px rgba(30,111,255,.55);
}
.section-head p.sub { color: var(--text-light); margin-top: 14px; font-size: 16px; }
.section-head.left { text-align: left; }
.section-head.left .bar { margin-left: 0; }
/* 标题上方的胶囊小标签（科技描边+柔光） */
.head-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--primary-light); color: var(--primary);
  font-size: 13.5px; font-weight: 600; letter-spacing: 3px;
  padding: 7px 20px; border-radius: 999px; margin-bottom: 16px;
  border: 1px solid rgba(30,111,255,.28);
  box-shadow: 0 0 0 3px rgba(30,111,255,.06), 0 4px 14px rgba(30,111,255,.12);
}

/* ---------------- 首页·区块科技感（官网式深色底） ----------------
   背景图取自官网：线框球体 / 粒子波浪 / 星空球体，叠深色渐变保证文字可读 */
.section.about-screen {
  background:
    linear-gradient(180deg, rgba(6,16,40,.84), rgba(6,16,40,.55) 45%, rgba(6,16,40,.86)),
    url("../images/bg/sec-about.jpg") center/cover no-repeat,
    var(--dark);
}
/* 六大平台区：官网 bg2 粒子波浪 */
.section.home-platforms {
  background:
    linear-gradient(180deg, rgba(6,16,40,.86), rgba(6,16,40,.6) 50%, rgba(6,16,40,.9)),
    url("../images/bg/sec-platforms.jpg") center/cover no-repeat,
    var(--dark);
}
/* 新闻动态区：官网 bg3 星空球体 */
.section.home-news {
  background:
    linear-gradient(180deg, rgba(8,12,34,.86), rgba(8,12,34,.62) 50%, rgba(8,12,34,.92)),
    url("../images/bg/sec-news.jpg") center/cover no-repeat,
    var(--dark);
}
/* 深色区块内：标题转白、副标降透明、胶囊标签与横条加科技光效 */
.section.about-screen .section-head h2,
.section.home-platforms .section-head h2,
.section.home-news .section-head h2 { color: #fff; }
.section.about-screen .section-head p.sub,
.section.home-platforms .section-head p.sub,
.section.home-news .section-head p.sub { color: rgba(255,255,255,.62); }
.section.about-screen .head-chip,
.section.home-platforms .head-chip,
.section.home-news .head-chip {
  background: rgba(78,140,255,.14);
  color: #8ec5ff;
  border: 1px solid rgba(120,170,255,.35);
  box-shadow: 0 0 18px rgba(60,130,255,.25), inset 0 0 12px rgba(90,150,255,.08);
}
.section.about-screen .section-head .bar,
.section.home-platforms .section-head .bar,
.section.home-news .section-head .bar { box-shadow: 0 0 16px rgba(34,211,238,.55); }
/* 公司简介区文字与配图适配深底 */
.section.about-screen .about-text p { color: rgba(255,255,255,.78); }
.section.about-screen .about-points li { color: rgba(255,255,255,.88); }
.section.about-screen .about-points li i {
  background: rgba(78,140,255,.16); color: #7fc4ff;
  border: 1px solid rgba(120,170,255,.35);
}
.section.about-screen .about-media img { box-shadow: 0 24px 60px rgba(0,0,0,.5); }
.section.about-screen .about-media .accent-img { border-color: #0a1a45; }

/* ---------------- 首页·公司简介 ---------------- */
.about-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
/* 图片拼贴：主图 + 右下叠图 + 浮动标签 + 年份徽章 */
.about-media { position: relative; padding: 0 34px 26px 0; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow-hover); object-fit: cover; width: 100%; }
.about-media .main-img { aspect-ratio: 16/11; }
.about-media .accent-img {
  position: absolute; right: 0; bottom: 0; width: 46%; aspect-ratio: 4/3;
  border: 6px solid #fff; z-index: 2;
}
.about-media .exp-badge {
  position: absolute; left: -20px; bottom: 40px; z-index: 3;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff; border-radius: var(--radius); padding: 16px 22px;
  box-shadow: 0 16px 36px rgba(30,111,255,.4);
}
.about-media .exp-badge b { font-size: 32px; font-weight: 800; line-height: 1.1; display: block; }
.about-media .exp-badge span { font-size: 12.5px; opacity: .9; letter-spacing: 1px; }
/* 悬浮技术标签（静态，不再持续漂浮——持续动画会让文字亚像素渲染发糊、观感眩晕） */
.float-chip {
  position: absolute; z-index: 3;
  display: flex; align-items: center; gap: 7px;
  background: rgba(255,255,255,.94); backdrop-filter: blur(4px);
  padding: 8px 16px; border-radius: 999px;
  font-size: 13px; font-weight: 600; color: var(--dark);
  box-shadow: 0 8px 22px rgba(10,22,51,.14);
}
.float-chip i { color: var(--primary); font-style: normal; font-size: 14px; }
.chip-1 { top: 14px; right: 8px; }
.chip-2 { top: 62px; right: -18px; }
.about-text p { color: var(--text-light); margin-bottom: 16px; text-align: justify; }
.about-points { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 26px 0 32px; }
/* 四个要点：随简介块可见后逐条滑入 */
.about-screen .about-points li {
  opacity: 0; transform: translateX(-18px);
  transition: opacity .5s ease, transform .5s ease;
}
.about-screen .about-text.visible .about-points li { opacity: 1; transform: none; }
.about-screen .about-points li:nth-child(1) { transition-delay: .18s; }
.about-screen .about-points li:nth-child(2) { transition-delay: .30s; }
.about-screen .about-points li:nth-child(3) { transition-delay: .42s; }
.about-screen .about-points li:nth-child(4) { transition-delay: .54s; }
.about-points li {
  display: flex; align-items: center; gap: 10px; font-size: 15px; color: var(--text); font-weight: 500;
}
.about-points li i {
  width: 26px; height: 26px; border-radius: 50%; flex-shrink: 0;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-size: 13px; font-style: normal;
}

/* ---------------- 亮点数据 ---------------- */
/* 深色简介区内嵌形态：无底无框，贴合区块背景，仅留顶部细分隔线与扫光 */
.stats { background: transparent; position: relative; overflow: hidden; }
.stats.inset { margin-top: 56px; border-radius: 0; border-top: 1px solid rgba(120,170,255,.18); }
.stats.inset .container { padding-top: 48px; padding-bottom: 48px; }
.stats .container { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding-top: 74px; padding-bottom: 74px; }
.stat-item { text-align: center; color: #fff; padding: 10px; position: relative; }
.stat-item + .stat-item::before {
  content: ""; position: absolute; left: -12px; top: 50%; transform: translateY(-50%);
  width: 1px; height: 56px; background: rgba(255,255,255,.14);
}
.stat-item .num { font-size: 52px; font-weight: 800; line-height: 1.1; font-family: inherit; font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1; }
.stat-item .num em { font-style: normal; color: var(--cyan); font-size: 30px; margin-left: 4px; }
.stat-item .label { margin-top: 8px; font-size: 15px; color: rgba(255,255,255,.72); letter-spacing: 2px; }
/* 数据带上定期扫过一道科技柔光 */
.stats::after {
  content: ""; position: absolute; top: 0; left: -40%; width: 30%; height: 100%;
  pointer-events: none; transform: skewX(-14deg);
  background: linear-gradient(100deg, transparent, rgba(125,180,255,.08) 50%, transparent);
  animation: statsSweep 10s ease-in-out infinite;
}
@keyframes statsSweep { 0% { left: -40%; } 60% { left: 120%; } 100% { left: 120%; } }

/* ---------------- 六大平台 ---------------- */
.platform-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.platform-card {
  background: #fff; border-radius: var(--radius); padding: 0;
  border: 1px solid var(--line); transition: all .35s ease; position: relative; overflow: hidden;
  display: flex; flex-direction: column;
}
.platform-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  transform: scaleX(0); transform-origin: left; transition: transform .35s;
}
.platform-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); border-color: transparent; }
.platform-card:hover::before { transform: scaleX(1); }
.platform-cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.platform-cover img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .55s ease; filter: saturate(.88) contrast(.98) brightness(1.03); }
.platform-card:hover .platform-cover img { transform: scale(1.06); filter: saturate(1) contrast(1) brightness(1); }
.platform-cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(30,111,255,.16), rgba(30,111,255,.06) 45%, rgba(10,26,60,.10)); mix-blend-mode: multiply; }
.platform-icon {
  width: 64px; height: 64px; border-radius: 16px;
  margin: -32px 0 0 26px; position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: center;
  background: #fff; color: var(--primary); box-shadow: 0 8px 22px rgba(10,26,60,.16); transition: all .35s;
}
.platform-body { padding: 20px 30px 30px; display: flex; flex-direction: column; flex: 1; }
.platform-body p { flex: 1; }
.platform-card:hover .platform-icon { background: linear-gradient(135deg, var(--primary), var(--cyan)); color: #fff; box-shadow: 0 10px 24px rgba(30,111,255,.35); }
.platform-icon svg { width: 32px; height: 32px; }
.platform-card h3 { font-size: 20px; color: var(--dark); margin-bottom: 10px; }
.platform-card p { font-size: 14.5px; color: var(--text-light); line-height: 1.75; margin-bottom: 18px; }
.platform-card .more { font-size: 14px; color: var(--primary); font-weight: 500; display: inline-flex; align-items: center; gap: 6px; }
.platform-card .more i { font-style: normal; transition: transform .3s; }
.platform-card:hover .more i { transform: translateX(4px); }

/* ---------------- 新闻卡片 ---------------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); transition: all .35s ease; display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.news-cover { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.news-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.news-card:hover .news-cover img { transform: scale(1.06); }
.news-cover .cover-fallback { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; position: relative; }
/* 封面占位：序号水印 + 右下角装饰圆环，统一品牌色系 */
.news-cover .cover-fallback::after {
  content: ""; position: absolute; right: -34px; bottom: -48px;
  width: 150px; height: 150px; border-radius: 50%;
  border: 22px solid rgba(255,255,255,.4);
}
.news-cover .cover-wm {
  font-family: Georgia, "Times New Roman", serif; font-size: 66px; font-weight: 800;
  opacity: .28; letter-spacing: 3px; line-height: 1;
}
.news-cover .cat-tag {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  padding: 5px 14px; border-radius: 999px; font-size: 12px; color: #fff;
  background: rgba(30,111,255,.9); backdrop-filter: blur(4px);
}
.news-cover .video-tag {
  position: absolute; left: 14px; bottom: 14px; z-index: 2;
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.55); color: #fff; font-size: 12px;
  backdrop-filter: blur(4px); pointer-events: none;
}
.news-body { padding: 24px 24px 20px; flex: 1; display: flex; flex-direction: column; }
.news-body h3 {
  font-size: 17.5px; color: var(--dark); line-height: 1.55; font-weight: 500;
  margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-card:hover .news-body h3 { color: var(--primary); }
.news-body .summary {
  font-size: 14px; color: var(--text-light); line-height: 1.75; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-meta {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--line);
  font-size: 13px; color: #9aa7c0;
}
.news-meta .views { display: inline-flex; align-items: center; gap: 5px; }

/* ---------------- 首页深色区块·卡片科技化（仅首页生效，不影响其他页面） ---------------- */
/* 六大平台卡片：深色玻璃拟态 + 发光描边 + 悬停扫光 */
.home-platforms .platform-card {
  background: linear-gradient(160deg, rgba(16,34,74,.72), rgba(9,20,46,.68));
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(110,160,255,.22);
  box-shadow: 0 14px 40px rgba(0,0,0,.35);
}
.home-platforms .platform-card:hover {
  border-color: rgba(80,190,255,.55);
  box-shadow: 0 18px 48px rgba(0,0,0,.5), 0 0 26px rgba(40,120,255,.28);
}
.home-platforms .platform-card::after {
  content: ""; position: absolute; top: 0; left: -60%; width: 45%; height: 100%;
  pointer-events: none; transform: skewX(-16deg); z-index: 3;
  background: linear-gradient(100deg, transparent, rgba(140,190,255,.12) 50%, transparent);
  transition: left .6s ease;
}
.home-platforms .platform-card:hover::after { left: 120%; }
.home-platforms .platform-card h3 { color: #fff; }
.home-platforms .platform-card p { color: rgba(255,255,255,.66); }
.home-platforms .platform-card .more { color: #6cc9ff; }
.home-platforms .platform-icon {
  background: rgba(10,22,52,.88);
  border: 1px solid rgba(110,160,255,.3);
  color: #7fc4ff; box-shadow: 0 8px 22px rgba(0,0,0,.4);
}
.home-platforms .platform-card:hover .platform-icon {
  background: linear-gradient(135deg, var(--primary), var(--cyan)); color: #fff;
  box-shadow: 0 0 22px rgba(34,211,238,.5);
}
.home-platforms .platform-cover::after {
  background: linear-gradient(180deg, rgba(20,50,110,.16), rgba(6,16,40,.3));
}
/* 新闻卡片：深紫玻璃拟态，与星空底呼应 */
.home-news .news-card {
  position: relative;
  background: linear-gradient(160deg, rgba(22,24,62,.68), rgba(10,12,36,.68));
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(140,140,255,.22);
  box-shadow: 0 14px 40px rgba(0,0,0,.35);
}
.home-news .news-card:hover {
  border-color: rgba(150,150,255,.5);
  box-shadow: 0 18px 48px rgba(0,0,0,.5), 0 0 26px rgba(110,90,255,.25);
}
.home-news .news-card::after {
  content: ""; position: absolute; top: 0; left: -60%; width: 45%; height: 100%;
  pointer-events: none; transform: skewX(-16deg); z-index: 3;
  background: linear-gradient(100deg, transparent, rgba(170,170,255,.10) 50%, transparent);
  transition: left .6s ease;
}
.home-news .news-card:hover::after { left: 120%; }
.home-news .news-body h3 { color: #fff; }
.home-news .news-card:hover .news-body h3 { color: #8fb0ff; }
.home-news .news-body .summary { color: rgba(255,255,255,.62); }
.home-news .news-meta { color: rgba(255,255,255,.45); border-top-color: rgba(255,255,255,.12); }
.home-news .btn-outline { border-color: rgba(140,170,255,.6); color: #bcd4ff; }
.home-news .btn-outline:hover { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ---------------- 页面 Banner（内页头图） ---------------- */
.page-banner {
  position: relative; padding: calc(var(--header-h) + 84px) 0 84px;
  background:
    radial-gradient(ellipse 70% 90% at 20% 10%, rgba(30,111,255,.5), transparent),
    radial-gradient(ellipse 60% 80% at 90% 90%, rgba(34,211,238,.25), transparent),
    var(--dark);
  color: #fff; overflow: hidden;
}
.page-banner::before {
  content: ""; position: absolute; inset: 0;
  background: var(--banner-img, none) center 40%/cover no-repeat;
  opacity: .9;
  filter: brightness(1.6) saturate(1.15);
}
.page-banner::after {
  content: ""; position: absolute; inset: 0; opacity: 1;
  background-image:
    linear-gradient(90deg, rgba(6,16,40,.92) 0%, rgba(8,20,48,.5) 45%, rgba(10,26,60,.24) 100%),
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 100% 100%, 56px 56px, 56px 56px;
  mask-image: linear-gradient(transparent, #000 30%, #000 75%, transparent);
}
.page-banner .container { position: relative; z-index: 2; }
.page-banner h1 { font-size: 40px; font-weight: 500; letter-spacing: 2px; }
.page-banner .crumbs { margin-top: 14px; font-size: 14px; color: rgba(255,255,255,.65); }
.page-banner .crumbs a:hover { color: var(--cyan); }
.page-banner .crumbs .sep { margin: 0 10px; opacity: .5; }
.page-banner .sub-en {
  position: absolute; right: 24px; bottom: 40px; font-size: 88px; font-weight: 800;
  color: rgba(255,255,255,.12); letter-spacing: 8px; text-transform: uppercase;
  font-family: Georgia, serif; white-space: nowrap; pointer-events: none; user-select: none;
}

/* ---------------- 单页（关于我们等） ---------------- */
.single-wrap { padding: 70px 0 90px; }
.single-body { font-size: 15px; color: var(--text); line-height: 1.9; }
.single-body p { margin-bottom: 16px; text-align: justify; }
.single-body img { border-radius: var(--radius-sm); margin: 20px auto; }
/* 单页内嵌视频（启航农业·公司简介，与官网一致：标题下、正文段之前） */
/* 领导寄语：鼠标停住显示的提示气泡（一动即隐） */
.img-tip {
  position: absolute; z-index: 999; pointer-events: none;
  padding: 6px 13px; border-radius: 999px;
  background: rgba(10, 22, 51, .85); color: #fff;
  font-size: 13px; letter-spacing: 1px; white-space: nowrap;
  opacity: 0; transform: translateY(4px);
  transition: opacity .18s ease, transform .18s ease;
}
.img-tip.on { opacity: 1; transform: translateY(0); }

.page-video { margin: 6px auto 32px; max-width: 1100px; }
.page-video video {
  display: block; width: 100%; height: auto; aspect-ratio: 16 / 9;
  border-radius: var(--radius); background: #0a1633;
  box-shadow: var(--shadow); object-fit: contain;
}
.single-body h2, .single-body h3 { color: var(--dark); margin: 30px 0 14px; }
/* 公司介绍首屏：左视频右文字两栏（对应官网 work_content_video + col-lg-6-2 布局）
   视频垂直居中：右侧长段落远高于视频，顶对齐会显得视频「缩在角落」，居中后成杂志式对版 */
.about-hero { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: 44px; align-items: center; margin: 2px 0 40px; }
.about-hero .page-video { margin: 0; max-width: none; }
.about-hero .page-video video { box-shadow: 0 18px 40px rgba(10, 22, 51, .22); }
.about-hero-text h2 { margin: -14px 0 12px; font-size: 22px; }
.about-hero-text h2 small { font-size: 12px; letter-spacing: .12em; }
.about-hero-text p { font-size: 14px; line-height: 1.95; margin-bottom: 0; color: #3c4657; }
/* 荣誉段落 + 公司图片：四方格式等高两栏（文左图右，边缘对齐） */
.about-duo { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 44px; align-items: stretch; margin: 0 0 40px; }
.about-duo-text { display: flex; align-items: center; }
.about-duo-text p { font-size: 14px; line-height: 1.95; margin-bottom: 0; color: #3c4657; text-indent: 2em; }
.about-duo .keji-illus { margin: 0; max-width: none; height: 100%; }
.about-duo .keji-illus img { width: 100%; height: 100%; object-fit: cover; min-height: 260px; border-radius: var(--radius); box-shadow: var(--shadow); }
.about-flex { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; margin-bottom: 46px; }
.about-flex img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; aspect-ratio: 4/3; object-fit: cover; }
/* 团队风采：三列图文网格（实拍照片 + 图注，与原站版式一致） */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px 26px; margin-top: 34px; }
.team-item { margin: 0; }
.team-item img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block;
  border-radius: var(--radius-sm); box-shadow: var(--shadow);
  transition: transform .3s;
}
.team-item:hover img { transform: translateY(-5px); }
.team-item figcaption { text-align: center; margin-top: 12px; font-size: 14px; color: var(--text-light); }
/* 发展历程时间轴 */
/* 发展历程页：官网同款简介段落 + 大字标语 */
.single-body .fz-intro { font-size: 15.5px; line-height: 2; color: var(--text); text-indent: 2em; margin-bottom: 30px; }
.single-body .fz-slogan {
  text-align: center; font-size: 34px; font-weight: 600; color: #b9c2cf;
  letter-spacing: 2px; margin: 10px 0 46px;
}
/* 时间轴：居中中轴线 + 左右交替节点（移动端回退单侧布局，见底部媒体查询） */
.timeline { position: relative; margin-top: 46px; }
.timeline::before {
  content: ""; position: absolute; left: 50%; top: 6px; bottom: 6px; width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(var(--primary), var(--cyan));
}
.timeline-item { position: relative; width: 50%; padding: 0 46px 42px 0; text-align: right; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item:nth-child(even) { left: 50%; padding: 0 0 42px 46px; text-align: left; }
.timeline-item::before {
  content: ""; position: absolute; top: 7px; right: -10px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(30,111,255,.14);
}
.timeline-item:nth-child(even)::before { right: auto; left: -10px; }
.timeline-item .year { font-size: 22px; font-weight: 800; color: var(--primary); font-variant-numeric: tabular-nums; }
.timeline-item h4 { font-size: 16.5px; color: var(--dark); margin: 4px 0 6px; }
.timeline-item p { font-size: 14.5px; color: var(--text-light); text-align: inherit; margin: 0; white-space: pre-line; }
/* 诚聘英才：全展开大卡（职责 | 要求 两栏并排，一眼看全） */
.job-list { margin-top: 40px; display: grid; gap: 30px; }
.job-item {
  border: 1px solid var(--line); border-radius: 18px; background: #fff; overflow: hidden;
  box-shadow: var(--shadow); transition: transform .3s ease, box-shadow .3s ease;
}
.job-item:hover { transform: translateY(-4px); box-shadow: 0 22px 48px rgba(10,35,90,.14); }
.job-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 26px 34px; text-align: left;
  background: linear-gradient(135deg, #f6faff 0%, #eef4fe 100%);
  border-bottom: 1px solid var(--line);
}
.job-head h4 { font-size: 22px; color: var(--dark); letter-spacing: .5px; }
.job-detail { display: block; padding: 30px 34px 32px; }
/* 职责 | 要求 两栏并排 */
.job-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 30px 52px; }
.job-col h5 {
  margin: 0 0 14px; font-size: 16px; color: var(--primary); font-weight: 600;
  padding-left: 12px; border-left: 3px solid var(--primary); line-height: 1.4;
}
.job-detail p, .job-detail li { font-size: 14.5px; color: var(--text-light); line-height: 1.9; margin: 0 0 8px; }
/* 简历投递：通栏虚线分隔 + 大号邮箱 */
.job-foot {
  margin-top: 28px; padding-top: 20px; border-top: 1px dashed var(--line);
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.job-foot .jf-label { font-size: 14px; color: var(--text-light); letter-spacing: 2px; }
.job-foot .jf-mail { font-size: 19px; font-weight: 600; color: var(--primary); text-decoration: none; }
.job-foot .jf-mail:hover { text-decoration: underline; }
/* 诚聘英才：岗位图标（官网原图） */
.job-head .job-main { display: flex; align-items: center; gap: 16px; }
.job-ico { width: 56px; height: 56px; border-radius: 50%; flex-shrink: 0; display: block; box-shadow: 0 6px 16px rgba(30,111,255,.18); }
/* 岗位蓝色提示标签（铜仁 / 全职 等） */
.job-tags { display: inline-flex; gap: 8px; margin-left: 12px; }
.job-tags i { font-style: normal; font-size: 12.5px; color: var(--primary); background: rgba(37,99,235,.08); border: 1px solid rgba(37,99,235,.28); border-radius: 999px; padding: 3px 12px; line-height: 1.7; white-space: nowrap; }
@media (max-width: 768px) {
  .job-head { padding: 20px 18px; }
  .job-head h4 { font-size: 18px; }
  .job-ico { width: 46px; height: 46px; }
  .job-detail { padding: 22px 18px 24px; }
  .job-cols { grid-template-columns: 1fr; gap: 24px; }
}

/* ---------------- 关于我们：官网证书墙（荣誉证书 / 软件著作权） ---------------- */
.cert-grid { display: grid; gap: 26px 22px; margin-top: 30px; }
.cert-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cert-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.cert-item { margin: 0; text-align: center; }
.cert-item img {
  width: 100%; height: auto; display: block; margin: 0;
  border-radius: var(--radius-sm); background: #fff;
  border: 1px solid var(--line); box-shadow: var(--shadow);
  transition: transform .3s, box-shadow .3s;
}
.cert-item:hover img { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.cert-item figcaption { margin-top: 12px; font-size: 13.5px; color: var(--text-light); line-height: 1.6; }

/* ---------------- 启航农业子栏目 ---------------- */
/* 培训集锦：三列图文网格 */
.train-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 28px; }
.train-item {
  margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  overflow: hidden; box-shadow: var(--shadow); transition: transform .3s, box-shadow .3s;
}
.train-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.train-item img { width: 100%; aspect-ratio: 8 / 5; object-fit: cover; margin: 0; border-radius: 0; }
.train-item figcaption { padding: 12px 16px 14px; font-size: 13.5px; line-height: 1.6; color: var(--text-light); }
/* 科技特派员 */
.expert-list { display: grid; gap: 18px; margin-top: 28px; }
.expert-item {
  display: flex; gap: 20px; align-items: flex-start; padding: 22px 24px;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff;
  box-shadow: var(--shadow); transition: transform .3s, box-shadow .3s;
}
.expert-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.expert-item > img {
  width: 104px; height: 140px; object-fit: cover; flex: 0 0 auto; margin: 0;
  border-radius: var(--radius-sm); box-shadow: 0 8px 18px rgba(16, 42, 100, .14);
}
.expert-info h4 { font-size: 17px; color: var(--dark); margin: 2px 0 10px; }
.expert-info h4 span {
  font-size: 12.5px; font-weight: 500; color: var(--primary); background: var(--primary-light);
  padding: 3px 10px; border-radius: 999px; margin-left: 10px; vertical-align: 2px;
}
.expert-info p { font-size: 14.5px; line-height: 1.9; color: var(--text-light); margin-bottom: 8px; text-align: justify; }
.expert-info p:last-child { margin-bottom: 0; }
/* 精准扶贫：各乡镇户数 */
.fp-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 24px 0 6px; }
.fp-stat {
  padding: 16px 10px; text-align: center; border-radius: var(--radius-sm);
  background: linear-gradient(180deg, #f7faff, #eef4ff); border: 1px solid rgba(30, 111, 255, .14);
}
.fp-stat .v { font-size: 20px; font-weight: 800; color: var(--primary); font-variant-numeric: tabular-nums; }
.fp-stat .k { margin-top: 6px; font-size: 13px; color: var(--text-light); }
/* ---------------- 科技孵化器：孵化企业 / 发展方向 / 项目架构 ---------------- */
/* 毕业企业 */
.ent-list { display: grid; gap: 16px; margin: 22px 0 34px; }
.ent-card {
  padding: 22px 24px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: #fff; box-shadow: var(--shadow); transition: transform .3s, box-shadow .3s;
}
.ent-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.ent-card h4 { font-size: 16.5px; color: var(--dark); margin: 0 0 10px; }
.ent-card h4::before {
  content: ""; display: inline-block; width: 4px; height: 15px; margin-right: 10px;
  border-radius: 2px; background: linear-gradient(180deg, var(--primary), var(--cyan)); vertical-align: -2px;
}
.ent-card p { font-size: 14.5px; line-height: 1.9; color: var(--text-light); margin: 0; text-align: justify; }
/* 在孵企业 */
.ent-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; }
.ent-item {
  padding: 18px 18px 16px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: linear-gradient(180deg, #fbfdff, #f4f8ff);
}
.ent-item h4 { font-size: 15px; line-height: 1.5; color: var(--dark); margin: 0 0 12px; min-height: 45px; }
.ent-item ul { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 10px; }
.ent-item li { font-size: 13px; color: var(--text); }
.ent-item li span { display: block; font-size: 12px; color: #9aa7c0; margin-bottom: 1px; }
.ent-item li b { font-weight: 600; }
/* 官网正文配图（透明底素材图，按官网原版位置插在正文段落后）
   宽度三档：默认 680（宽扁图）/ is-mid 520（中等方图）/ is-square 400（近方图） */
.keji-illus { margin: 26px auto 6px; text-align: center; }
.keji-illus img { display: inline-block; width: 100%; height: auto; max-width: 680px; border-radius: 0; margin: 0; }
.keji-illus.is-square img { max-width: 400px; }
.keji-illus.is-mid img { max-width: 520px; }
/* 发展方向 */
.goal-list { display: grid; gap: 18px; margin-top: 28px; }
.goal-card {
  display: flex; gap: 20px; padding: 24px 26px; border: 1px solid var(--line);
  border-radius: var(--radius); background: #fff; box-shadow: var(--shadow);
}
.goal-no {
  flex: 0 0 auto; width: 46px; height: 46px; display: flex; align-items: center; justify-content: center;
  border-radius: 12px; background: linear-gradient(135deg, var(--primary), #4f8bff);
  color: #fff; font-size: 19px; font-weight: 800;
}
.goal-body h4 { font-size: 17px; color: var(--dark); margin: 2px 0 10px; }
.goal-body p { font-size: 14.5px; line-height: 1.9; color: var(--text-light); margin: 0; text-align: justify; }
/* 项目架构 */
.org-chart { margin-top: 30px; }
.org-root {
  max-width: 460px; margin: 0 auto 28px; padding: 18px 22px; text-align: center;
  font-size: 17px; font-weight: 700; color: #fff; border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: 0 16px 34px rgba(30, 111, 255, .26);
}
.org-funcs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.org-func {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  box-shadow: var(--shadow); overflow: hidden;
}
.org-fn { padding: 14px 16px; text-align: center; font-size: 15.5px; font-weight: 700; color: var(--primary); background: var(--primary-light); }
.org-dept { padding: 14px 16px; border-top: 1px solid var(--line); }
.org-dn { font-size: 13.5px; font-weight: 600; color: var(--dark); margin-bottom: 10px; }
.org-secs { display: flex; flex-wrap: wrap; gap: 7px; }
.org-secs span {
  font-size: 12.5px; color: var(--text-light); background: var(--bg-soft);
  border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px;
}
@media (max-width: 1024px) {
  .train-grid { grid-template-columns: repeat(2, 1fr); }
  .fp-stats { grid-template-columns: repeat(3, 1fr); }
  .ent-grid { grid-template-columns: repeat(2, 1fr); }
  .org-funcs { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .train-grid { grid-template-columns: 1fr; gap: 18px; }
  .fp-stats { grid-template-columns: 1fr 1fr; }
  .expert-item { flex-direction: column; gap: 14px; padding: 18px; }
  .expert-item > img { width: 88px; height: 118px; }
  .ent-grid { grid-template-columns: 1fr; }
  .ent-item h4 { min-height: 0; }
  .goal-card { flex-direction: column; gap: 14px; padding: 20px; }
  .goal-no { width: 40px; height: 40px; font-size: 17px; }
}

/* ---------------- 新闻列表页 ---------------- */
.news-toolbar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; margin-bottom: 40px; }
.news-tabs { display: flex; gap: 10px; flex-wrap: wrap; }
.news-tabs button {
  padding: 10px 26px; border-radius: 999px; font-size: 15px;
  border: 1px solid var(--line); color: var(--text); background: #fff; transition: all .3s;
}
.news-tabs button:hover { color: var(--primary); border-color: var(--primary); }
.news-tabs button.active { background: linear-gradient(135deg, var(--primary), #4f8bff); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(30,111,255,.3); }
.search-box { display: flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; background: #fff; }
.search-box input { border: none; padding: 10px 20px; width: 230px; font-size: 14.5px; }
.search-box button { padding: 0 20px; color: var(--primary); font-size: 16px; }
.search-box button:hover { background: var(--primary-light); }
.news-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
/* 分页 */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 52px; }
.pagination button {
  min-width: 42px; height: 42px; padding: 0 12px; border-radius: 10px;
  border: 1px solid var(--line); color: var(--text); font-size: 14.5px; background: #fff; transition: all .25s;
}
.pagination button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.pagination button.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.pagination button:disabled { opacity: .4; cursor: not-allowed; }
.pagination .pg-total { display: inline-flex; align-items: center; margin-left: 6px; font-size: 13.5px; color: var(--text-light); white-space: nowrap; }
/* 空态 */
.empty-state { text-align: center; padding: 90px 0; color: var(--text-light); }
.empty-state .icon { font-size: 52px; margin-bottom: 16px; opacity: .5; }
.empty-state p { font-size: 15px; }

/* ---------------- 详情页 ---------------- */
.detail-wrap { max-width: 860px; margin: 0 auto; padding: 60px 24px 90px; }
.detail-head { text-align: center; margin-bottom: 40px; }
.detail-head h1 { font-size: 30px; color: var(--dark); line-height: 1.5; margin: 14px 0 18px; }
.detail-head .meta { display: flex; justify-content: center; gap: 26px; font-size: 13.5px; color: #9aa7c0; flex-wrap: wrap; }
.detail-head .meta span { display: inline-flex; align-items: center; gap: 6px; }
.detail-cover { width: 100%; border-radius: var(--radius); margin-bottom: 34px; box-shadow: var(--shadow); aspect-ratio: 16/7; object-fit: cover; }
.detail-video { width: 100%; display: block; border-radius: var(--radius); margin-bottom: 34px; box-shadow: var(--shadow); background: #000; aspect-ratio: 16/9; }
.detail-body video { max-width: 100%; border-radius: var(--radius-sm); margin: 22px auto; display: block; }
.detail-body { font-size: 15px; line-height: 1.9; color: var(--text); }
.detail-body p { margin-bottom: 18px; text-align: justify; }
.detail-body img { border-radius: var(--radius-sm); margin: 22px auto; }
.detail-body h2, .detail-body h3 { color: var(--dark); margin: 30px 0 14px; }
.detail-nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 54px; padding-top: 26px; border-top: 1px solid var(--line); }
.detail-nav a { font-size: 14.5px; color: var(--text-light); display: block; max-width: 46%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.detail-nav a:hover { color: var(--primary); }
.detail-nav a b { font-weight: 500; display: inline; margin-left: 2px; color: var(--text); }
.detail-nav a.next { text-align: right; margin-left: auto; }
.detail-nav a.dead { opacity: .45; pointer-events: none; }
.detail-nav a.next b { color: var(--text); }

/* ---------------- 平台详情 ---------------- */
/* 平台详情首屏：与新轮播同语言（深海军蓝渐变 + 网格纹理 + 浏览器窗截图卡片） */
.pd-hero {
  position: relative; overflow: hidden; color: #fff;
  padding: calc(var(--header-h) + 64px) 0 76px;
  background:
    radial-gradient(1100px 720px at 76% 26%, rgba(64,140,255,.26), transparent 62%),
    radial-gradient(820px 560px at 88% 88%, rgba(255,157,46,.14), transparent 55%),
    linear-gradient(135deg, #081531 0%, #0d2a5e 58%, #092045 100%);
}
.pd-hero::before {
  content: ""; position: absolute; inset: 0; opacity: .5; pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px 90px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.035) 0 1px, transparent 1px 90px);
  -webkit-mask-image: radial-gradient(900px 600px at 70% 45%, #000 30%, transparent 78%);
          mask-image: radial-gradient(900px 600px at 70% 45%, #000 30%, transparent 78%);
}
.pd-hero-num {
  position: absolute; right: 30px; bottom: -50px; z-index: 1;
  font-size: 230px; font-weight: 800; line-height: 1; letter-spacing: -10px;
  color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.09);
  user-select: none; pointer-events: none;
}
.pd-hero-grid {
  position: relative; z-index: 2; max-width: 1280px; margin: 0 auto; padding: 0 40px;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}
.pd-kicker { font-size: 13px; letter-spacing: 5px; text-transform: uppercase; color: #7db4ff; font-weight: 600; margin-bottom: 16px; }
.pd-title-row { display: flex; align-items: center; gap: 18px; }
.pd-hero-grid .icon-lg {
  width: 64px; height: 64px; border-radius: 16px; flex-shrink: 0;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); color: #ffc37a;
  display: flex; align-items: center; justify-content: center;
}
.pd-hero-grid .icon-lg svg { width: 34px; height: 34px; }
.pd-hero-grid h1 { font-size: 40px; line-height: 1.25; font-weight: 500; letter-spacing: 1px; }
.pd-hero-bar { width: 66px; height: 4px; border-radius: 2px; background: linear-gradient(90deg, #ff9d2e, #ffc37a); margin: 24px 0; }
.pd-summary { font-size: 16.5px; line-height: 1.9; color: rgba(255,255,255,.78); margin-bottom: 28px; }
.pd-feats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; margin-bottom: 32px; }
.pd-feats li { display: flex; align-items: center; gap: 10px; font-size: 15px; color: rgba(255,255,255,.88); }
.pd-feats li i {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0; font-style: normal;
  background: rgba(255,157,46,.16); color: #ffb95e;
  display: flex; align-items: center; justify-content: center; font-size: 12px;
}
.pd-hero .btn-ghost { color: #fff; border-color: rgba(255,255,255,.35); background: transparent; }
.pd-hero .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.pd-right { position: relative; display: flex; justify-content: center; }
.pd-right::before {
  content: ""; position: absolute; width: 130%; height: 130%; border-radius: 50%;
  background: radial-gradient(circle, rgba(64,140,255,.2), transparent 65%);
}
/* 与首页轮播同语言：透明底设备模型直接悬浮（无白卡片），双层投影 + 漂浮动效 */
.pd-shot {
  position: relative; width: min(620px, 100%);
  animation: heroFloat 6.5s ease-in-out infinite;
}
.pd-shot img {
  display: block; width: 100%;
  filter: drop-shadow(0 44px 64px rgba(0,0,0,.5)) drop-shadow(0 10px 22px rgba(0,0,0,.35));
}
/* 数据带：官网真实运营数据 */
.pd-stats { background: #fff; border-bottom: 1px solid var(--line); }
.pd-stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding-top: 42px; padding-bottom: 42px; }
.pd-stat { text-align: center; position: relative; }
.pd-stat + .pd-stat::before { content: ""; position: absolute; left: 0; top: 18%; height: 64%; width: 1px; background: var(--line); }
.pd-stat b { font-size: 34px; font-weight: 800; color: var(--dark); }
.pd-stat span { display: block; margin-top: 8px; font-size: 13.5px; color: var(--text-light); }
/* 核心能力卡片 */
.pd-sub { font-size: 19px; color: var(--dark); margin: 30px 0 18px; padding-left: 12px; border-left: 4px solid var(--primary); line-height: 1.3; }
.pd-ability-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pd-ability { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; transition: all .3s; }
.pd-ability:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.pd-ability h4 { font-size: 17px; color: var(--dark); margin-bottom: 10px; padding-left: 12px; border-left: 3px solid #ff9d2e; line-height: 1.4; }
.pd-ability p { font-size: 14px; color: var(--text-light); line-height: 1.8; }
/* 多角色服务 */
.pd-role { background: #fff; border-radius: var(--radius); padding: 30px 30px 24px; box-shadow: var(--shadow); margin-bottom: 26px; }
.pd-role:last-child { margin-bottom: 0; }
.pd-role-name { display: inline-flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 700; color: var(--dark); margin-bottom: 18px; }
.pd-role-name::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: linear-gradient(135deg, #ff9d2e, #f07d0c); transform: rotate(45deg); flex-shrink: 0; }
.pd-role-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px 26px; }
.pd-role-item h5 { font-size: 15px; color: var(--dark); margin-bottom: 6px; }
.pd-role-item p { font-size: 13.5px; color: var(--text-light); line-height: 1.75; }

/* ---------------- 联系我们 ---------------- */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 60px; }
.contact-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 26px; text-align: center; transition: all .3s;
}
.contact-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.contact-card .c-icon {
  width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 14px;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-size: 24px;
}
.contact-card h4 { font-size: 16px; color: var(--dark); margin-bottom: 8px; }
.contact-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; }
.contact-split { display: grid; grid-template-columns: 1fr 1.15fr; gap: 44px; align-items: stretch; }
/* 两栏等高：reveal 容器变 flex 竖排，让内部卡片撑满行高 */
.contact-split > .reveal { display: flex; flex-direction: column; }
/* 联系我们·官网式三栏（铺满全宽，大圆图标 + 大字号，悬停变蓝） */
.contact-sec { padding-top: 0; }
.contact-ways {
  list-style: none; padding: 0; margin: 0 0 56px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  background: #fff;
}
.contact-ways li { border-left: 1px solid #eceff5; }
.contact-ways li:first-child { border-left: 0; }
.contact-ways li:last-child { border-right: 1px solid #eceff5; }
.contact-ways li a { display: block; padding: 82px 20px; text-align: center; text-decoration: none; }
.contact-ways li a i {
  display: block; width: 128px; height: 128px; margin: 0 auto 20px;
  border-radius: 50%; background-color: #f8f8f8;
  background-size: 128px; background-repeat: no-repeat; background-position: 0 0;
  transition: all .3s ease;
}
.contact-ways li a:hover i { background-color: var(--primary); background-position: 0 -128px; }
.contact-ways li a i.i-phone { background-image: url("../images/icon-phone.png"); }
.contact-ways li a i.i-qq { background-image: url("../images/icon-qq.png"); }
.contact-ways li a i.i-mail { background-image: url("../images/icon-mail.png"); }
.contact-ways li h4 { margin: 0; font-size: 16px; color: #666; line-height: 30px; font-weight: 500; }
.contact-ways li .cway-txt { font-size: 28px; line-height: 50px; color: var(--dark); margin: 0; word-break: break-all; }
.contact-ways li a:hover .cway-txt { color: var(--primary); }
/* 联系我们·微信横幅（官网同款照片背景，居中标题+二维码） */
.week-weixin {
  margin-bottom: 56px; padding: 70px 0;
  background:
    linear-gradient(rgba(10,22,51,.22), rgba(10,22,51,.22)),
    url("../images/bg-weixin.jpg") center/cover no-repeat;
}
.week-weixin h3 { margin: 0 auto; width: 60%; font-size: 30px; line-height: 1.75; text-align: center; color: #fff; font-weight: 500; }
.week-weixin p { margin: 0 auto 20px; width: 80%; font-size: 16px; line-height: 1.75; text-align: center; color: #eee; }
.week-weixin .ww-qr { margin-bottom: 0; }
.week-weixin .ww-qr img {
  display: block; margin: 0 auto; width: 170px; height: 170px;
  padding: 7px; background: #fff; border-radius: 8px;
  box-shadow: 0 14px 36px rgba(0,0,0,.32);
}
@media (max-width: 768px) {
  .contact-ways { grid-template-columns: 1fr; }
  .contact-ways li { border-left: 0; border-top: 1px solid #eceff5; }
  .contact-ways li:first-child { border-top: 0; }
  .contact-ways li:last-child { border-right: 0; }
  .contact-ways li a { padding: 44px 16px; }
  .contact-ways li a i { width: 88px; height: 88px; background-size: 88px 176px; margin-bottom: 12px; }
  .contact-ways li a:hover i { background-position: 0 -88px; }
  .contact-ways li .cway-txt { font-size: 21px; line-height: 40px; }
  .week-weixin { padding: 56px 0; }
  .week-weixin h3 { width: 90%; font-size: 25px; }
  .week-weixin .ww-qr img { width: 150px; height: 150px; }
}
/* 联系我们·位置入口卡片（全宽放大版，仿微信分享位置卡，整卡点击进腾讯地图导航） */
.map-entry {
  display: flex; flex-direction: column; flex: 1;
  text-decoration: none; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); background: #fff; transition: transform .3s ease, box-shadow .3s ease;
}
.map-entry:hover { transform: translateY(-4px); box-shadow: 0 22px 48px rgba(10,35,90,.16); }
.map-entry .me-info { padding: 20px 22px 14px; }
.map-entry .me-info strong { display: block; font-size: 17.5px; color: var(--dark); margin-bottom: 6px; line-height: 1.5; }
.map-entry .me-info span { font-size: 14px; color: var(--text-light); line-height: 1.7; }
/* 缩略图弹性撑满卡片剩余高度（=右侧表单高度），定位针已烤进图内随裁剪联动 */
.map-entry .me-thumb { position: relative; background: #e8eef8; overflow: hidden; flex: 1; min-height: 340px; }
.map-entry .me-thumb img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}
.msg-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 38px 36px; box-shadow: var(--shadow); }
.msg-form h3 { font-size: 22px; color: var(--dark); margin-bottom: 6px; }
.msg-form .tip { font-size: 14px; color: var(--text-light); margin-bottom: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; color: var(--dark); font-weight: 500; margin-bottom: 8px; }
.form-group label i { color: #e5484d; font-style: normal; margin-left: 2px; }
.form-group input, .form-group textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 16px; font-size: 15px; color: var(--text); transition: all .25s; background: var(--bg-soft);
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary); background: #fff; box-shadow: 0 0 0 4px rgba(30,111,255,.1); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group .err { display: none; font-size: 12.5px; color: #e5484d; margin-top: 6px; }
.form-group.invalid input, .form-group.invalid textarea { border-color: #e5484d; }
.form-group.invalid .err { display: block; }
.msg-form .btn-primary { width: 100%; justify-content: center; margin-top: 6px; }
.form-ok {
  display: none; text-align: center; padding: 40px 0 20px;
}
.form-ok .ok-icon {
  width: 68px; height: 68px; margin: 0 auto 18px; border-radius: 50%;
  background: #e8f8ef; color: #22a45d; font-size: 32px;
  display: flex; align-items: center; justify-content: center;
}
.form-ok h4 { font-size: 20px; color: var(--dark); margin-bottom: 8px; }
.form-ok p { font-size: 14.5px; color: var(--text-light); }

/* ---------------- 页脚 ---------------- */
.footer { background: var(--dark); color: rgba(255,255,255,.68); padding: 74px 0 0; position: relative; }
.footer::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--cyan), var(--primary));
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 44px; padding-bottom: 52px; }
.footer h4 { color: #fff; font-size: 17px; margin-bottom: 22px; letter-spacing: 1px; }
.footer-brand .logo { margin-bottom: 20px; }
.footer-brand .logo-text b { color: #fff; }
.footer-brand .logo-text span { color: rgba(255,255,255,.45); }
.footer-brand p { font-size: 14px; line-height: 1.85; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 14.5px; color: rgba(255,255,255,.68); }
.footer-links a:hover { color: var(--cyan); padding-left: 4px; }
.footer-contact li { display: flex; gap: 10px; font-size: 14.5px; margin-bottom: 14px; line-height: 1.7; }
.footer-contact li i { font-style: normal; color: var(--cyan); flex-shrink: 0; }
.footer-bar {
  border-top: 1px solid rgba(255,255,255,.09); padding: 22px 0;
  text-align: center; font-size: 13px; color: rgba(255,255,255,.4);
}
.footer-bar a { color: rgba(255,255,255,.4); }
.footer-bar a:hover { color: var(--cyan); }
.footer-bar .icp { margin-left: 18px; }

/* ---------------- 浮动工具 ---------------- */
.float-tools { position: fixed; right: 22px; bottom: 26px; z-index: 900; display: flex; flex-direction: column; gap: 12px; }
.float-btn {
  width: 50px; height: 50px; border-radius: 14px;
  background: #fff; color: var(--primary); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center; font-size: 21px;
  box-shadow: 0 8px 22px rgba(10,22,51,.12); transition: all .3s;
}
.float-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-3px); }
.float-btn.show { display: flex; }
#backTop { display: none; }
#backTop.show { display: flex; }

/* ---------------- 动效 ---------------- */
.reveal { opacity: 0; transform: translateY(56px); transition: opacity .85s cubic-bezier(.22,.8,.32,1), transform .85s cubic-bezier(.22,.8,.32,1); }
.reveal.visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }
.reveal[data-delay="3"] { transition-delay: .36s; }
/* 入场变体：上下左右滑入 / 缩放弹入（叠加在 .reveal 上改变初始位移） */
.reveal.rv-left { transform: translateX(-90px); }
.reveal.rv-right { transform: translateX(90px); }
.reveal.rv-down { transform: translateY(-64px); }
.reveal.rv-pop { transform: translateY(46px) scale(.9); }
.reveal.rv-pop.visible { transition-timing-function: cubic-bezier(.22,1.25,.36,1); }
/* 关键：方向变体声明在 .visible 之后，同优先级会把 visible 的 transform:none 覆盖掉，
   导致元素永久卡在初始位移（标题被顶到导航上、卡片下坠）。这里补一组更高优先级
   的到位规则，保证任何变体在 visible 后都归位 */
.reveal.visible, .reveal.rv-left.visible, .reveal.rv-right.visible,
.reveal.rv-down.visible, .reveal.rv-pop.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal, .hero-left .en, .hero-left h2, .hero-left .hero-bar, .hero-left p, .hero-btns, .hero-shot, .pd-shot {
    transition: none; opacity: 1; transform: none; animation: none;
  }
}

/* ============================================================
   响应式：1024px（平板）
   ============================================================ */
@media (max-width: 1024px) {
  :root { --header-h: 66px; }
  .nav { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: block; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 29px; }
  .page-banner .sub-en { font-size: 60px; }
  .hero { height: 72vh; min-height: 560px; }
  .hero-grid { gap: 34px; padding: calc(var(--header-h) + 14px) 32px 90px; }
  .hero-left h2 { font-size: 34px; }
  .hero-left p { font-size: 15px; }
  .hero-shot { width: min(440px, 96%); }
  .platform-grid, .news-grid, .news-list { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .about-grid, .about-flex, .contact-split { grid-template-columns: 1fr; gap: 40px; }
  .about-media { padding: 0 0 22px; }
  .about-media .accent-img, .float-chip { display: none; }
  .about-media .exp-badge { left: 12px; bottom: 6px; padding: 12px 18px; }
  .about-media .exp-badge b { font-size: 30px; }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 34px 20px; padding: 54px 24px; }
  .stat-item + .stat-item::before { display: none; }
  .stat-item .num { font-size: 42px; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid.cols-4 { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .pd-hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .pd-stats-row { grid-template-columns: repeat(2, 1fr); gap: 26px 20px; }
  .pd-stat + .pd-stat::before { display: none; }
  .pd-ability-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .page-banner h1 { font-size: 32px; }
  .hero-scroll { display: none; }

  /* 整屏模式（学参考站：手机/平板同样一滑一屏）：
     dvh 视口防手机地址栏收展串位；内容超屏高的区域先内部滚动，
     滚到边界的手势再切屏（JS 侧配合识别边界） */
  body.fp-on { height: 100vh; height: 100dvh; }
  body.fp-on .fp-screen {
    min-height: 100vh; min-height: 100dvh;
    overflow-y: auto; overscroll-behavior: contain;
    justify-content: flex-start;
  }
  body.fp-on .fp-screen > .container { margin-top: auto; margin-bottom: auto; }
  body.fp-on .hero { height: 100vh; height: 100dvh; min-height: 0; } /* 内部 height:100% 链条需要显式高度 */
  body.fp-on footer {
    overscroll-behavior: contain;
    max-height: 100vh; max-height: 100dvh; /* 手机上页脚常超一屏高：限高后内部滚动，顶部内容才够得着 */
    overflow-y: auto;
    padding-top: calc(var(--header-h) + 18px); /* 顶部留出固定页眉，不遮内容 */
  }
  /* 小屏圆点导航贴边收窄，不遮内容 */
  .fp-dots { right: 8px; }
}

/* ============================================================
   响应式：768px（手机）—— 单独优化的移动端布局
   ============================================================ */
@media (max-width: 768px) {
  :root { --header-h: 60px; }
  body { font-size: 15px; }
  .container { padding: 0 16px; }
  .section { padding: 42px 0; }
  .section-head { margin-bottom: 30px; }
  .section-head h2 { font-size: 22px; }
  .section-head .head-chip { font-size: 12px; padding: 5px 14px; }

  /* 页眉：学参考站真机效果——logo + 右侧蓝色方块汉堡按钮 */
  .hamburger {
    display: flex; background: var(--primary); border-radius: 8px;
    padding: 11px 10px; gap: 4px; box-shadow: 0 4px 12px rgba(30,111,255,.3);
  }
  .hamburger span { width: 20px; height: 2px; background: #fff; }
  .hamburger.open span { background: #fff; }
  .header-inner { padding: 0 14px; }

  /* 页头横幅：压缩高度，避免一进来半屏都是横幅 */
  .page-banner { padding: calc(var(--header-h) + 30px) 0 38px; }
  .page-banner h1 { font-size: 23px; }
  .page-banner .sub-en, .pd-hero .sub-en { font-size: 34px; letter-spacing: 3px; right: 8px; bottom: 18px; }
  .page-banner .crumbs, .page-banner p { font-size: 13px; }

  /* 首屏轮播：手机端只留文案（图/视频列整体隐藏，背景深蓝图保留），自然高度可滚动 */
  .hero, .hero-track, .hero-slide { height: auto; min-height: 0; max-height: none; }
  .hero-grid {
    grid-template-columns: 1fr; gap: 16px;
    padding: calc(var(--header-h) + 8px) 16px 46px;
  }
  .hero-left .en { font-size: 10px; letter-spacing: 2px; margin-bottom: 5px; }
  .hero-left h2 { font-size: 20px; }
  .hero-left .hero-bar { margin: 9px 0 9px; }
  .hero-left p { font-size: 12.5px; line-height: 1.55; margin-bottom: 12px; max-width: 100%; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .hero-btns { flex-direction: row; gap: 8px; }
  .hero-btns .btn { justify-content: center; padding: 8px 0; font-size: 12.5px; flex: 1; }
  .hero-right { display: none; } /* 用户要求：手机端轮播图太占空间，整列去掉 */
  .hero-dots { bottom: 12px; gap: 12px; }
  .hero-arrows, .hero-zone { display: none; } /* 触屏保留全屏拖拽，不设边区点击 */

  /* 卡片网格：平台改图左文右横条，新闻改列表行，符合常规手机版式 */
  .platform-grid, .news-grid, .news-list { grid-template-columns: 1fr; gap: 12px; }
  .platform-card { display: flex; flex-direction: row; align-items: stretch; }
  .platform-cover { width: 128px; flex: none; aspect-ratio: auto; }
  .platform-cover img { aspect-ratio: auto; height: 100%; }
  .platform-body { flex: 1; min-width: 0; padding: 12px 14px 12px; }
  .platform-icon { position: static; width: 38px; height: 38px; margin: 0 0 8px; font-size: 18px; }
  .platform-icon svg { width: 22px; height: 22px; }
  .platform-body h3 { font-size: 15.5px; }
  .platform-body p { font-size: 13px; margin: 6px 0 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .platform-body .more { font-size: 12px; }
  .news-meta { font-size: 12px; }

  /* 新闻工具栏：筛选 tab 单行横滑，不再挤成两行 */
  .news-toolbar { flex-direction: column; align-items: stretch; gap: 10px; }
  .news-tabs {
    flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; gap: 6px;
    -webkit-overflow-scrolling: touch; scrollbar-width: none;
  }
  .news-tabs::-webkit-scrollbar { display: none; }
  /* 关于我们等页的分类 tab：手机端单行横滑；左对齐——居中会两侧裁切且左侧滚不到 */
  .news-tabs.about-tabs { justify-content: flex-start; overflow-x: auto; }
  /* 分类按钮缩小：常规手机胶囊尺寸，尽量一行全放下 */
  .news-tabs .tab, .news-tabs button, .news-tabs a {
    white-space: nowrap; flex: none;
    padding: 6px 13px; font-size: 12.5px;
  }
  /* 关于我们下划线条款式：手机端保持文字+底部条，去掉胶囊 padding */
  .news-tabs.about-tabs { gap: 24px; }
  .news-tabs.about-tabs button { padding: 6px 2px; font-size: 13.5px; border-radius: 0; }
  .search-box { display: flex; }
  .search-box input { width: 100%; flex: 1; padding: 8px 16px; font-size: 13.5px; height: 40px; }
  .search-box button { padding: 0 16px; font-size: 15px; }

  /* 公司简介 / 图文 */
  .about-points, .pd-feats, .form-row { grid-template-columns: 1fr; }
  .about-media img { aspect-ratio: 16/10; }
  .about-media .exp-badge { left: 10px; bottom: 10px; padding: 10px 16px; }
  .about-media .exp-badge b { font-size: 26px; }
  .about-points .point { font-size: 13.5px; }

  /* 亮点数据 */
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 24px 12px; padding: 36px 16px; }
  .stat-item .num { font-size: 32px; }
  .stat-item .num em { font-size: 20px; }
  .stat-item .label { font-size: 12.5px; }

  /* 团队 / 联系：照片网格手机端单列，图注小一号 */
  .team-grid { grid-template-columns: 1fr; gap: 22px; }
  .cert-grid.cols-3, .cert-grid.cols-4 { grid-template-columns: repeat(2, 1fr); gap: 20px 16px; }
  .cert-item figcaption { font-size: 13px; }
  .team-item figcaption { font-size: 13px; margin-top: 9px; }
  .contact-grid { grid-template-columns: 1fr; gap: 10px; }
  /* 联系卡改横条：图标左、文字右，不再一张卡占三分之一屏 */
  .contact-card {
    display: grid; grid-template-columns: 46px 1fr; gap: 3px 14px;
    align-items: center; padding: 14px 16px; text-align: left;
  }
  .contact-card .c-icon { grid-row: 1 / span 2; width: 46px; height: 46px; margin: 0; flex: none; font-size: 20px; border-radius: 12px; }
  .contact-card h4 { margin: 0; font-size: 15px; }
  .contact-card p { margin: 0; font-size: 13px; }
  .msg-form { padding: 20px 16px; }
  .msg-form h3 { font-size: 17px; }

  /* 详情页 */
  .detail-head h1 { font-size: 20px; text-align: left; }
  .detail-head .meta { justify-content: flex-start; font-size: 12.5px; }
  .detail-body { font-size: 14.5px; }
  .pd-hero-grid h1 { font-size: 24px; }
  .pd-hero-grid { padding: 0 18px; }
  .pd-title-row { gap: 12px; }
  .pd-hero-grid .icon-lg { width: 48px; height: 48px; border-radius: 12px; }
  .pd-hero-grid .icon-lg svg { width: 26px; height: 26px; }
  .pd-hero-num { font-size: 120px; right: 8px; bottom: -26px; }
  .pd-kicker { font-size: 10px; letter-spacing: 3px; }
  .pd-ability-grid { grid-template-columns: 1fr; }
  .pd-role { padding: 22px 18px; }
  .single-wrap { padding: 32px 0 46px; }
  .single-wrap h1 { font-size: 22px; }

  /* 页脚 */
  .footer-grid { grid-template-columns: 1fr; gap: 26px; padding-bottom: 34px; }
  .footer { padding-top: 42px; }
  .footer h4 { font-size: 14.5px; margin-bottom: 14px; }
  .footer li, .footer p, .footer a { font-size: 13px; }
  .copyright { font-size: 12px; padding: 16px 0; }

  .float-tools { right: 12px; bottom: 16px; }
  .float-btn { width: 42px; height: 42px; font-size: 17px; }
  /* 时间轴回退单侧布局 */
  .timeline { padding-left: 24px; }
  .timeline::before { left: 8px; transform: none; }
  .timeline-item, .timeline-item:nth-child(even) { width: 100%; left: 0; padding: 0 0 30px 0; text-align: left; }
  .timeline-item:last-child { padding-bottom: 0; }
  .timeline-item::before, .timeline-item:nth-child(even)::before { left: -23px; right: auto; }
}


/* ============================================================
   手机端首页专属版式（学参考站真机效果）
   搜索框 + 快捷入口 + 2×2 平台卡 + 新闻列表行 + 底部导航栏
   ============================================================ */
.m-search, .m-shortcuts { display: none; }
.m-tabbar { display: none; }

@media (max-width: 768px) {
  body { padding-bottom: calc(62px + env(safe-area-inset-bottom)); }

  /* 搜索框：圆角输入 + 蓝色方块按钮 */
  .m-search {
    display: flex; gap: 8px; padding: 12px 16px 4px;
  }
  .m-search input {
    flex: 1; min-width: 0; height: 44px; border: 1px solid var(--line);
    border-radius: 8px; padding: 0 14px; font-size: 14px; background: #fff;
    color: var(--text); outline: none;
  }
  .m-search input:focus { border-color: var(--primary); }
  .m-search button {
    flex: none; width: 56px; height: 44px; border: 0; border-radius: 8px;
    background: linear-gradient(135deg, var(--primary), #4f8bff); color: #fff;
    display: flex; align-items: center; justify-content: center; cursor: pointer;
  }
  .m-search button svg { width: 20px; height: 20px; }

  /* 快捷入口：一行四个图标卡（关于我们/团队风采/知识产权/领导寄语） */
  .m-shortcuts {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 8px; padding: 10px 16px 2px;
  }
  .m-shortcuts a {
    display: flex; flex-direction: column; align-items: center; gap: 7px;
    padding: 14px 4px 11px; background: #fff; border: 1px solid var(--line);
    border-radius: 10px; font-size: 12px; color: var(--text);
  }
  .m-shortcuts a:active { background: var(--primary-light); }
  .m-shortcuts .ic {
    width: 30px; height: 30px; color: var(--primary);
  }
  .m-shortcuts .ic svg { width: 100%; height: 100%; }

  /* 六大平台：2×2 紧凑卡（图标 + 名称），不带大图 */
  .home-platforms .platform-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .home-platforms .platform-card { border-radius: 10px; }
  .home-platforms .platform-cover { display: none; }
  .home-platforms .platform-body {
    display: flex; flex-direction: row; align-items: center; gap: 10px;
    padding: 14px 12px;
  }
  .home-platforms .platform-icon {
    width: 44px; height: 44px; margin: 0; flex: none;
    border-radius: 10px; background: var(--primary-light); color: var(--primary);
  }
  .home-platforms .platform-icon svg { width: 24px; height: 24px; }
  .home-platforms .platform-body h3 { font-size: 14px; line-height: 1.35; }
  .home-platforms .platform-body p, .home-platforms .platform-body .more { display: none; }

  /* 新闻：竖排列表行（图左文右，日期在标题上方） */
  .home-news .news-grid { grid-template-columns: 1fr; gap: 12px; }
  .home-news .news-card {
    display: flex; flex-direction: row; gap: 12px; align-items: stretch; padding: 10px;
  }
  .home-news .news-cover {
    width: 118px; flex: none; aspect-ratio: 4 / 3; border-radius: 8px;
    overflow: hidden; position: relative;
  }
  .home-news .news-cover .cat-tag { display: none; }
  .home-news .news-body {
    flex: 1; min-width: 0; display: flex; flex-direction: column;
    justify-content: center; gap: 5px; padding: 2px 2px 0 0;
  }
  .home-news .news-body h3 {
    font-size: 14.5px; line-height: 1.45;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  }
  .home-news .news-body .summary { display: none; }
  .home-news .news-meta {
    order: -1; font-size: 12px; color: var(--text-light);
    margin-top: 0; padding-top: 0; border-top: none;
  }
  .home-news .news-meta .views { display: none; }

  /* 悬浮工具避开底部导航栏 */
  .float-tools { bottom: 76px; }

  /* 底部固定导航栏：首页/新闻/电话/平台/联系（电话居中凸起，学参考站） */
  .m-tabbar {
    display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 950;
    background: #fff; box-shadow: 0 -6px 24px rgba(10,22,51,.08);
    height: calc(58px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
  }
  .m-tab {
    flex: 1; display: flex; flex-direction: column; align-items: center;
    justify-content: center; gap: 3px; font-size: 11px; color: var(--text-light);
    position: relative;
  }
  .m-tab .ic { width: 22px; height: 22px; }
  .m-tab .ic svg { width: 100%; height: 100%; }
  .m-tab.active { color: var(--primary); font-weight: 600; }
  .m-tab.call .ic {
    width: 46px; height: 46px; margin-top: -26px;
    background: linear-gradient(135deg, var(--primary), #4f8bff);
    border-radius: 50%; color: #fff; display: flex; align-items: center;
    justify-content: center; box-shadow: 0 8px 18px rgba(30,111,255,.4);
    border: 3px solid #fff; padding: 9px;
  }
  .m-tab.call { color: var(--primary); font-weight: 600; }
}

/* 手机端新闻列表页：大图竖卡改图左文右列表行（与首页新闻一致） */
@media (max-width: 768px) {
  .news-list .news-card {
    display: flex; flex-direction: row; gap: 12px; align-items: stretch; padding: 10px;
  }
  .news-list .news-cover {
    width: 118px; flex: none; aspect-ratio: 4 / 3; border-radius: 8px;
    overflow: hidden; position: relative;
  }
  .news-list .news-cover .cat-tag { display: none; }
  .news-list .news-body {
    flex: 1; min-width: 0; display: flex; flex-direction: column;
    justify-content: center; gap: 5px; padding: 2px 2px 0 0;
  }
  .news-list .news-body h3 {
    font-size: 14.5px; line-height: 1.45;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  }
  .news-list .news-body .summary { display: none; }
  .news-list .news-meta { order: -1; font-size: 12px; color: var(--text-light); }
  .news-list .news-meta .views { display: none; }

  /* 分页：紧凑居中 */
  .pagination { gap: 6px; }
  .pagination button { padding: 7px 10px; font-size: 12.5px; }
}

/* ===== 平台详情页：核心能力 / 适用角色 / 数据背书 ===== */
.pd-section { padding: 74px 0; }
.pd-section-alt { background: var(--bg-soft); }
.pd-section .section-head { text-align: center; margin-bottom: 44px; }
.pd-section .section-head .sub-en {
  display: block; font-size: 13px; letter-spacing: 4px; text-transform: uppercase;
  color: var(--primary); opacity: .75; margin-bottom: 8px; font-weight: 600;
}

/* ===== 六大平台分类 tab + 单平台展开卡 ===== */
.pt-tabs { justify-content: center; margin: -14px 0 40px; }
.platform-grid.single { grid-template-columns: 1fr; max-width: 980px; margin: 0 auto; }
.pt-detail {
  display: grid; grid-template-columns: 1.05fr 1fr; background: var(--white);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
.pt-detail .pt-cover { min-height: 320px; }
.pt-detail .pt-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pt-detail .pt-body { padding: 38px 36px; }
.pt-detail .pt-body h3 { font-size: 24px; margin: 12px 0 10px; color: var(--dark); }
.pt-detail .pt-body > p { font-size: 14.5px; line-height: 1.8; color: var(--text-light); margin-bottom: 18px; }
.pt-detail .pd-feats { margin-bottom: 26px; }
@media (max-width: 900px) {
  .pt-detail { grid-template-columns: 1fr; }
  .pt-detail .pt-cover { min-height: 200px; }
}

/* ===== 关于我们分类 tab：文字 + 底部指示条款式 ===== */
.about-tabs { justify-content: center; gap: 44px; margin-bottom: 34px; }
.about-tabs button {
  padding: 8px 2px; border-radius: 0; border: none; border-bottom: 2.5px solid transparent;
  background: none; font-size: 16px; color: var(--text); font-weight: 500; transition: color .2s, border-color .2s;
}
.about-tabs button:hover { color: var(--primary); border-color: transparent; }
.about-tabs button.active { background: none; color: var(--primary); border-bottom-color: var(--primary); box-shadow: none; font-weight: 600; }
/* 折叠结构（手机端折叠条）：桌面端开关隐藏、列表透传进 flex */
.about-tabs .atab-toggle { display: none; }
.about-tabs .atab-list { display: contents; }

/* 六大平台页：平台直达链接标签（样式同 news-tabs button） */
.news-tabs a {
  padding: 10px 26px; border-radius: 999px; font-size: 15px;
  border: 1px solid var(--line); color: var(--text); background: #fff; transition: all .3s;
}
.news-tabs a:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 18px rgba(30, 111, 255, .14); }

/* ===== 页眉自动隐藏（非首页）：下滑隐藏、上滑重现 ===== */
.header { transition: box-shadow .3s, background .3s, transform .35s ease; }
.header.hide { transform: translateY(-100%); box-shadow: none; }

/* ============================================================
   移动端版式打磨（2026-09-14）
   目的：手机上「不多不少」—— 不溢出、不遮挡、触摸区够大、节奏统一。
   逐条对应实测问题：
   ① 分页 79 个页码排一行把页面撑宽 700px+（真溢出）
   ② 页脚链接触摸区仅 17px 高
   ③ 右下悬浮按钮压住正文/证书图
   ④ 页脚单列堆叠过长（手机上一屏半）
   ⑤ 首页数据卡标签换行导致 2×2 高度不齐
   ⑥ 分类 tab 末项被右边缘裁掉、触摸高度不足
   ⑦ 底栏与汉堡按钮触摸区不足 44px
   ============================================================ */
@media (max-width: 768px) {
  /* ① 分页：只留「上一页 / 首页码 / 当前页 / 末页 / 下一页」。
        文章多时页码会到 80 个，原来 flex 不换行 → 页面被撑宽（实测溢出 696~801px）。 */
  .pagination { flex-wrap: wrap; gap: 8px; margin-top: 30px; }
  .pagination button { display: none; }
  .pagination button.pg-first,
  .pagination button.pg-next,
  .pagination button.pg-last,
  .pagination button.active {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 44px; height: 44px; padding: 0 15px; font-size: 13.5px; border-radius: 10px;
  }
  .pagination .pg-total { width: 100%; text-align: center; font-size: 13px; color: var(--text-light); }

  /* ② 页脚：链接改成块级 + 内边距，触摸区 17px → 37px；间距靠 padding 给，不再额外撑高 */
  .footer-links li { margin-bottom: 0; }
  .footer-links a { display: block; padding: 9px 0; font-size: 13.5px; }
  .footer-links a:hover { padding-left: 0; }
  /* ④ 页脚改「品牌通栏 + 中间两列 + 联系方式通栏」，手机端不再拖成一条长带 */
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px 16px; padding-bottom: 26px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-brand p { margin-top: 4px; }
  .footer-grid > div:nth-child(4) { grid-column: 1 / -1; }
  .footer h4 { font-size: 14px; margin-bottom: 8px; }
  .footer-contact li { margin-bottom: 6px; }
  .footer-contact li span { font-size: 13.5px; }
  .footer { padding-top: 34px; }
  /* 固定底栏会压住页脚尾部：正文与页脚都留出底栏高度 */
  body { padding-bottom: calc(58px + env(safe-area-inset-bottom) + 14px); }
  body.fp-on footer { padding-bottom: calc(58px + env(safe-area-inset-bottom) + 14px); }

  /* ③ 悬浮工具：缩小、贴边、上移到固定底栏之上，减少对内容的遮挡 */
  .float-tools { right: 10px; bottom: 74px; gap: 8px; }
  .float-btn { width: 40px; height: 40px; font-size: 16px; border-radius: 11px; }
  .float-btn { box-shadow: 0 6px 16px rgba(10,22,51,.16); }

  /* ⑤ 亮点数据：标签限高两行、字距收紧，2×2 四格高度对齐 */
  .stat-item { padding: 6px 4px; }
  .stat-item .num { font-size: 30px; }
  .stat-item .num em { font-size: 18px; margin-left: 2px; }
  .stat-item .label {
    font-size: 12px; letter-spacing: .5px; line-height: 1.5;
    min-height: 36px; display: flex; align-items: flex-start; justify-content: center; text-align: center;
  }

  /* ⑥ 分类 tab：合并成单个折叠条（仿手风琴菜单），点开才展开子栏目，不再两行堆叠 */
  .news-tabs { -webkit-mask-image: none; mask-image: none; }
  .news-tabs button, .news-tabs .tab, .news-tabs a { padding: 11px 16px; font-size: 13px; }
  .news-tabs.about-tabs {
    display: block; flex-wrap: nowrap; gap: 0; justify-content: flex-start; overflow: visible;
    margin-bottom: 26px; padding-bottom: 0;
  }
  .about-tabs .atab-toggle {
    display: flex; align-items: center; justify-content: space-between; width: 100%;
    padding: 14px 16px; cursor: pointer;
    background: #f5f8fc; border: 2px solid var(--primary); border-radius: 9px;
    font-size: 16.5px; font-weight: 700; color: var(--primary); letter-spacing: 1px;
  }
  .about-tabs .atab-arrow { width: 20px; height: 20px; flex: none; color: var(--primary); transition: transform .22s ease; }
  .about-tabs.open .atab-arrow { transform: rotate(180deg); }
  .about-tabs .atab-list { display: none; }
  .about-tabs.open .atab-list {
    display: flex; flex-wrap: wrap; gap: 10px; padding-top: 14px;
  }
  .news-tabs.about-tabs button {
    padding: 10px 16px; font-size: 13.5px; border-radius: 999px;
    border: 1px solid #dbe4f0; background: #fff; color: var(--text);
  }
  .news-tabs.about-tabs button.active {
    background: linear-gradient(135deg, var(--primary), #4f8bff); color: #fff;
    border-color: transparent; border-bottom-color: transparent; box-shadow: 0 6px 16px rgba(30,111,255,.28);
  }

  /* ⑦ 触摸目标统一下限：汉堡、logo、主按钮、搜索按钮都到 44px */
  .hamburger { min-width: 44px; min-height: 44px; padding: 0; align-items: center; justify-content: center; }
  .header-inner { min-height: 58px; }
  .logo { min-height: 44px; display: inline-flex; align-items: center; }
  .btn { min-height: 44px; }
  .hero-btns .btn { min-height: 44px; padding: 0 12px; }
  .search-box button { min-width: 48px; }
  .search-box input { height: 44px; }
  .page-banner .crumbs a { display: inline-block; padding: 9px 2px; }
  .footer-bar .icp a { display: inline-block; padding: 11px 0; }

  /* 文字下限：装饰性小字不再低于 11px，正文与图注拉到易读区间 */
  .hero-left .en { font-size: 11px; }
  .pd-kicker { font-size: 11px; }
  .m-tab { font-size: 11.5px; }
  .footer-bar, .copyright { font-size: 12.5px; }
  .detail-body { font-size: 15px; line-height: 1.9; }
  .single-body { font-size: 15px; line-height: 1.9; }
  .cert-item figcaption { font-size: 12.5px; line-height: 1.5; }

  /* 视频区块：手机端上下留白收紧 */
  .page-video { margin: 4px auto 22px; }

  /* 公司介绍首屏两栏：手机端回退上下堆叠（视频在上、文字在下） */
  .about-hero { grid-template-columns: 1fr; gap: 18px; margin-bottom: 24px; }
  .about-hero-text h2 { margin-top: 0; }
  .about-hero-text p { font-size: 15px; }
  /* 荣誉段落+图片两栏：手机端上下堆叠，图片恢复自然高度 */
  .about-duo { grid-template-columns: 1fr; gap: 18px; margin-bottom: 24px; }
  .about-duo .keji-illus img { height: auto; min-height: 0; }

  /* ⑧ 底部导航栏已有「电话 / 联系」入口，右下角悬浮的「在线留言」在手机上是重复按钮，
        只隐藏遮挡内容的那一个，保留「返回顶部」 */
  .float-tools .float-btn:not(#backTop) { display: none; }
  /* 版权与备案号各占一行，不再挤在一行被固定底栏压住 */
  .footer-bar .icp { display: block; margin-left: 0; margin-top: 3px; }
}

/* ===== 首页：服务项目（内容照抄官网首页 4 项） ===== */
.home-services { background: var(--white); }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.service-card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px;
  display: flex; flex-direction: column;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: transparent; }
.service-card h3 { font-size: 18px; color: var(--dark); margin: 0 0 8px; }
.service-card .en { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--primary); font-weight: 600; margin-bottom: 14px; }
.service-card p { font-size: 13.5px; line-height: 1.9; color: var(--text-light); margin: 0 0 20px; flex: 1; }
.service-card .btn { align-self: flex-start; }

/* ===== 首页：发展历程（内容照抄官网首页 8 项） ===== */
.home-history { background: var(--bg-soft); }
.history-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 26px; }
.history-item {
  display: flex; align-items: flex-start; gap: 16px;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 16px 20px;
  transition: border-color .3s, box-shadow .3s;
}
.history-item:hover { border-color: var(--primary); box-shadow: var(--shadow); }
.history-item .year { flex: none; font-weight: 700; color: var(--primary); font-size: 15px; min-width: 76px; }
.history-item p { font-size: 14px; color: var(--text); line-height: 1.8; margin: 0; }

/* ===== 首页：官网同款三标签栏（公司简介 / 媒体报道 / 发展历程） ===== */
.about-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 26px; }
.about-tabs a {
  display: inline-block; padding: 9px 22px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--white);
  font-size: 14px; color: var(--text); transition: all .3s;
}
.about-tabs a:hover { border-color: var(--primary); color: var(--primary); }
.about-tabs a.active { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }

/* ===== 首页：官网同款联系区块（业务咨询 / 技术服务 / 邮箱 / 地址） ===== */
.home-contact .hc-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 34px; align-items: center; }
.home-contact h2 { font-size: 26px; color: var(--dark); margin: 0 0 20px; }
.home-contact h2 small { display: block; margin-top: 6px; font-size: 12px; font-weight: 400; letter-spacing: .12em; color: var(--text-light); }
.hc-list { list-style: none; padding: 0; margin: 0; }
.hc-list li { font-size: 15px; color: var(--text); line-height: 2.2; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.hc-list .hc-qq { color: var(--primary); font-weight: 600; }
.hc-list .hc-mail a { color: var(--primary); }
.hc-list li span { color: var(--primary); }
.hc-right { text-align: center; }
.hc-right img { width: 168px; height: 168px; border-radius: 12px; background: #fff; padding: 6px; border: 1px solid var(--line); }
.hc-right span { display: block; margin-top: 10px; font-size: 12.5px; color: var(--text-light); }

/* ===== 首页：官网同款新闻列表（日期 + 标题 + 摘要） ===== */
.home-news-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.home-news-list > li {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 20px 24px; transition: border-color .3s, box-shadow .3s, transform .3s;
}
.home-news-list > li:hover { border-color: var(--primary); box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.home-news-list dl { margin: 0 0 8px; }
.home-news-list dt { font-size: 12.5px; color: var(--text-light); letter-spacing: .02em; }
.home-news-list h4 { margin: 0 0 8px; font-size: 16.5px; line-height: 1.5; }
.home-news-list h4 a { color: var(--dark); }
.home-news-list h4 a:hover { color: var(--primary); }
.home-news-list .wk-news-des { font-size: 13.5px; line-height: 1.9; color: var(--text-light); }

@media (max-width: 1024px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .home-contact .hc-grid { grid-template-columns: 1fr; gap: 22px; }
  .hc-right { order: -1; }
}
@media (max-width: 768px) {
  .service-grid { grid-template-columns: 1fr; gap: 14px; }
  .service-card { padding: 20px 18px; }
  .service-card h3 { font-size: 16.5px; }
  .service-card p { font-size: 13.5px; margin-bottom: 16px; }
  .history-list { grid-template-columns: 1fr; gap: 10px; }
  .history-item { padding: 13px 16px; gap: 12px; }
  .history-item .year { font-size: 13.5px; min-width: 68px; }
  .history-item p { font-size: 13.5px; }
}

/* ===== 联系我们：微信二维码 + 固话第二号码（对齐官网） ===== */
.contact-card .c-qr { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.contact-card .c-qr img { width: 116px; height: 116px; border-radius: 8px; background: #fff; padding: 4px; border: 1px solid var(--line); }
.contact-card .c-qr span { font-size: 12px; color: var(--text-light); line-height: 1.6; }
.contact-tel {
  text-align: center; margin: 26px 0 0;
  font-size: 15px; font-weight: 600; color: var(--dark);
  letter-spacing: .02em;
}
@media (max-width: 768px) {
  .contact-card .c-qr img { width: 96px; height: 96px; }
  .contact-tel { font-size: 13.5px; margin-top: 18px; }
}


/* ===== 体验补强（2026-09-16）：触屏点击高亮清理 + 内容表格/图片移动端适配 + 平台页相关动态 ===== */
a, button, .news-card, .pagination button { -webkit-tap-highlight-color: transparent; }
.single-body table { display: block; max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.single-body img { max-width: 100%; height: auto; }
@media (max-width: 768px) {
  .single-body p { text-align: justify; }
}

/* ===== 平台概述两栏（2026-09-16）：优势文字左 + 实拍图右（仿官网智慧购版式） ===== */
.pt-duo { display: grid; grid-template-columns: 1.25fr 1fr; gap: 40px; align-items: center; margin: 6px 0 10px; }
.pt-duo-text h4 { text-align: center; font-size: 19px; margin: 0 0 18px; }
.pt-duo-text p { margin: 0 0 14px; text-align: justify; line-height: 1.9; }
.pt-duo-img img { width: 100%; height: auto; border-radius: 10px; }
@media (max-width: 768px) {
  .pt-duo { grid-template-columns: 1fr; gap: 22px; }
  .pt-duo-text h4 { font-size: 17px; }
}


/* ===== 手机端体验优化（2026-09-20） ===== */
/* 全局图片约束：hero 产品截图等无宽度限制的图会把手机布局视口撑宽
   （实测 390 视口被撑到 429，整页横向溢出、fixed 页眉/底部导航全部变宽） */
img { max-width: 100%; height: auto; }

@media (max-width: 768px) {
  /* 兜底：根断布局溢出（reveal 左右位移元素在未触发时会悬在视口外，
     Chrome 手机内核会因此永久扩宽布局视口）；clip 连滚动溢出一起根断 */
  html, body { overflow-x: hidden; overflow-x: clip; }

  /* 区块密度：收紧内边距与标题下距，减少大片空白观感 */
  .section { padding: 36px 0; }
  .section-head { margin-bottom: 22px; }
  .section-head h2 { font-size: 21px; }

  /* 首页三块深色科技底区块：呼吸感收紧、卡片更紧凑 */
  .section.about-screen,
  .section.home-platforms,
  .section.home-news { padding: 42px 0; }
  .home-platforms .platform-grid { gap: 10px; }
  .home-platforms .platform-body { padding: 11px 12px; }
  .home-news .news-list { gap: 10px; }

  /* 数字滚动带：紧凑 */
  .stats .container { padding-top: 30px; padding-bottom: 30px; }

  /* 公司简介区：图片与文字间距收紧 */
  .section.about-screen .about-media { margin-bottom: 16px; }

  /* 页脚：栏目与链接行距再收紧一档 */
  .footer { padding-top: 30px; }
  .footer-grid { gap: 18px 14px; padding-bottom: 22px; }
  .footer-links a { padding: 8px 0; }
  .copyright { padding: 14px 0; }
}


/* ==================================================================
   移动端专属「简洁浅色」主题 —— 与桌面深色科技风刻意差异化：
   无切入动画、浅色底、白色卡片、高对比深色文字（对齐主流 H5 实践）
   ================================================================== */
@media (max-width: 768px) {
  /* ---- 1) 关闭全部切入/重播动画，直接呈现最终状态 ---- */
  .reveal, .reveal.visible,
  .reveal.rv-down, .reveal.rv-left, .reveal.rv-right, .reveal.rv-pop,
  .reveal.rv-down.visible, .reveal.rv-left.visible,
  .reveal.rv-right.visible, .reveal.rv-pop.visible {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .about-screen .about-points li,
  .about-screen .about-text.visible .about-points li {
    opacity: 1 !important; transform: none !important; transition: none !important;
  }

  /* ---- 2) 深色科技区块 → 浅色简洁底 ---- */
  .section.about-screen,
  .section.home-platforms,
  .section.home-news { background: #f4f6fa; }

  .section.about-screen .section-head h2,
  .section.home-platforms .section-head h2,
  .section.home-news .section-head h2 { color: #17284d; }
  .section.about-screen .section-head p.sub,
  .section.home-platforms .section-head p.sub,
  .section.home-news .section-head p.sub { color: #6b7a90; }
  .section.about-screen .head-chip,
  .section.home-platforms .head-chip,
  .section.home-news .head-chip {
    background: #eaf1ff; color: var(--primary);
    border: 1px solid #ccdcff; box-shadow: none;
  }

  /* ---- 3) 公司简介区：深底白字 → 浅底深字 ---- */
  .section.about-screen .about-text p { color: #4a5a72; }
  .section.about-screen .about-points li { color: #17284d; }
  .section.about-screen .about-points li i {
    background: #eaf1ff; color: var(--primary);
    border: 1px solid #ccdcff; box-shadow: none;
  }
  .section.about-screen .about-media img { box-shadow: 0 10px 26px rgba(23,40,77,.14); }
  .section.about-screen .about-media .accent-img { border-color: #e3e9f2; }

  /* ---- 4) 数字滚动带：深底 → 白色横带 ---- */
  .stats.inset { background: #fff; border-top: 1px solid #e6ebf3; }
  .stat-item { color: #17284d; }
  .stat-item + .stat-item::before { background: #e2e8f1; }
  .stat-item .num { color: #17284d; }
  .stat-item .num em { color: var(--primary); }
  .stat-item .label { color: #6b7a90; }

  /* ---- 5) 平台卡：深紫玻璃 → 纯白卡片 ---- */
  .home-platforms .platform-card {
    background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none;
    border: 1px solid #e6ebf3; box-shadow: 0 4px 14px rgba(23,40,77,.06);
  }
  .home-platforms .platform-card::after { display: none; }
  .home-platforms .platform-card h3 { color: #17284d; }
  .home-platforms .platform-card p { color: #6b7a90; }
  .home-platforms .platform-card .more { color: var(--primary); }
  .home-platforms .platform-icon {
    background: #eef4ff; border: 1px solid #d7e4ff;
    color: var(--primary); box-shadow: none;
  }

  /* ---- 6) 新闻卡：深紫玻璃 → 纯白卡片 ---- */
  .home-news .news-card {
    background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none;
    border: 1px solid #e6ebf3; box-shadow: 0 4px 14px rgba(23,40,77,.06);
  }
  .home-news .news-card::after { display: none; }
  .home-news .news-body h3 { color: #17284d; }
  .home-news .news-card:hover .news-body h3 { color: var(--primary); }
  .home-news .news-body .summary { color: #6b7a90; }
  .home-news .news-meta { color: #96a3b8; border-top-color: #edf1f7; }
  .home-news .btn-outline { border-color: var(--primary); color: var(--primary); }

  /* ---- 7) 触屏无 hover：浮起/扫光一律不动 ---- */
  .platform-card:hover, .news-card:hover, .job-item:hover { transform: none; }
}


/* ==================================================================
   移动端·联系页紧凑化（常规 H5 样式：列表行 + 小卡 + 横图地图）
   ================================================================== */
@media (max-width: 768px) {
  /* ---- 联系方式：三个大块 → 三行紧凑列表（点击直接拨号/邮件） ---- */
  .contact-ways {
    grid-template-columns: 1fr;
    margin: 0 16px;
    border: 1px solid #e6ebf3; border-radius: 14px; overflow: hidden;
    box-shadow: 0 4px 14px rgba(23,40,77,.06); background: #fff;
  }
  .contact-ways li { border-left: 0; border-top: 1px solid #eef1f6; }
  .contact-ways li:first-child { border-top: 0; }
  .contact-ways li:last-child { border-right: 0; }
  .contact-ways li a {
    display: grid; grid-template-columns: 40px 1fr; grid-template-rows: auto auto;
    column-gap: 14px; align-items: center;
    padding: 13px 16px; text-align: left;
  }
  .contact-ways li a i {
    grid-row: 1 / 3; grid-column: 1;
    width: 40px; height: 40px; background-size: 40px 80px; background-position: 0 0;
    margin-bottom: 0; border-radius: 10px; flex: none;
  }
  .contact-ways li a:hover i { background-position: 0 -40px; }
  .contact-ways li h4 { grid-column: 2; margin: 0; font-size: 12.5px; line-height: 1.4; color: #8a97ab; font-weight: 400; }
  .contact-ways li .cway-txt { grid-column: 2; font-size: 16px; line-height: 1.5; margin: 0; word-break: break-all; }

  /* ---- 微信横幅：全幅大图 → 白色小卡（左文案右小码，长按识别） ---- */
  .week-weixin {
    margin: 14px 16px 0; padding: 16px 18px;
    background: #fff; border: 1px solid #e6ebf3; border-radius: 14px;
    box-shadow: 0 4px 14px rgba(23,40,77,.06);
  }
  .week-weixin .container { padding: 0; display: flex; align-items: center; gap: 14px; }
  .week-weixin h3 { width: auto; margin: 0; font-size: 17px; line-height: 1.4; color: #17284d; text-align: left; flex: 1 1 0; min-width: 0; }
  .week-weixin h3::after {
    content: "长按识别二维码，关注我们的微信公众号";
    display: block; margin-top: 4px;
    font-size: 13px; font-weight: 400; color: #6b7a90; line-height: 1.6;
  }
  .week-weixin p:not(.ww-qr) { display: none; }
  .week-weixin .ww-qr { margin: 0; flex: none; width: auto; }
  .week-weixin .ww-qr img { width: 96px; height: 96px; border-radius: 10px; border: 1px solid #eef1f6; }

  /* ---- 地图卡：正方形大图 → 信息条 + 16:9 横图 ---- */
  .map-entry { border-radius: 14px; }
  .map-entry .me-info { padding: 13px 16px 9px; }
  .map-entry .me-info strong { font-size: 15px; margin-bottom: 4px; }
  .map-entry .me-info span { font-size: 13px; }
  .map-entry .me-thumb { min-height: 0; flex: none; aspect-ratio: 16 / 9; }

  /* ---- 表单：触控目标 ≥44px，间距收紧 ---- */
  .contact-split { gap: 14px; }
  .msg-form input, .msg-form textarea { min-height: 44px; font-size: 15px; }
  .msg-form .form-group { margin-bottom: 12px; }
}


/* ==================================================================
   移动端 App 化精修：左对齐小标题 + 新闻横排列表（典型 H5 样式）
   ================================================================== */
@media (max-width: 768px) {
  /* ---- 区块标题：桌面式居中三件套 → 左对齐小标题 ---- */
  .section-head { text-align: left; margin-bottom: 16px; }
  .section-head .head-chip { display: none; }
  .section-head .bar { display: none; }
  .section-head p.sub { display: none; }
  .section-head h2 { font-size: 19px; letter-spacing: 0; line-height: 1.4; }
  .section-head h2::before {
    content: ""; display: inline-block;
    width: 4px; height: 17px; background: var(--primary); border-radius: 2px;
    margin-right: 8px; vertical-align: -2px;
  }
  .section { padding: 28px 0; }

  /* ---- 新闻：竖排大卡 → 横排列表项（左图右文） ---- */
  .home-news .news-grid { grid-template-columns: 1fr; gap: 10px; }
  .home-news .news-card { flex-direction: row; align-items: stretch; }
  .home-news .news-cover { width: 122px; flex: none; aspect-ratio: auto; min-height: 92px; }
  .home-news .news-cover img { height: 100%; }
  .home-news .news-cover .cover-fallback { height: 100%; }
  .home-news .news-body { padding: 10px 12px; display: flex; flex-direction: column; flex: 1; }
  .home-news .news-body h3 {
    font-size: 14.5px; line-height: 1.45;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  }
  .home-news .news-body .summary { display: none; }
  .home-news .news-meta { margin-top: auto; padding-top: 6px; font-size: 12px; }

  /* ---- 平台卡更紧凑 ---- */
  .home-platforms .platform-grid { gap: 8px; }
  .home-platforms .platform-card { border-radius: 12px; }

  /* ---- 首屏按钮收敛 ---- */
  .hero-txt .btn, .hero-btns .btn { padding: 10px 22px; font-size: 14px; }
}