/* ==========================================================================
   深圳市美杰有机玻璃制品有限公司 · 官网共用样式
   主色：浅蓝 #4A90C2 / 浅绿 #5FB49C
   设计：大留白、层级清楚、克制阴影
   ========================================================================== */

:root{
  --blue-500:#4A90C2;
  --blue-100:#E6F2FA;
  --blue-300:#A8CFE8;
  --blue-700:#2C6491;
  --green-500:#5FB49C;
  --green-100:#E8F5F0;
  --green-300:#B4DCCD;
  --green-700:#3E8571;
  --ink-900:#1D2B33;
  --ink-600:#5A6B75;
  --ink-400:#94A3AC;
  --ink-300:#C3CFD6;
  --ink-800:#33454F;
  --paper:#FFFFFF;
  --paper-alt:#F8FBFC;
  --line:#E3EDF2;
  --radius:4px;
  --radius-lg:8px;
  --shadow:0 2px 16px rgba(29,43,51,.06);
  --shadow-hover:0 8px 32px rgba(29,43,51,.10);
  --max:1280px;
  --gap-section:120px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}

body{
  margin:0;
  overflow-x:hidden;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--ink-900);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;height:auto}
.prose p,.prose li,.sec-desc,.hero-sub,.info-card p,.series-body p{overflow-wrap:break-word;word-break:break-word}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease)}
a:hover{color:var(--blue-700)}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}

.wrap{max-width:var(--max);margin:0 auto;padding:0 40px}
.section{padding:var(--gap-section) 0}
.section--alt{background:var(--paper-alt)}
.section--blue{background:var(--blue-100)}
.section--green{background:var(--green-100)}
.section--tight{padding:80px 0}

.skip{position:absolute;left:-9999px;top:0;background:var(--blue-700);color:#fff;padding:12px 20px;z-index:999}
.skip:focus{left:16px;top:16px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink-900);color:#CBD9E1;font-size:13px;line-height:1;padding:10px 0;letter-spacing:.02em}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px}
.topbar-left{display:flex;gap:28px;flex-wrap:wrap}
.topbar-left span{display:inline-flex;align-items:center;gap:8px}
.topbar a{color:#CBD9E1}
.topbar a:hover{color:#fff}
.topbar .dot{width:4px;height:4px;border-radius:50%;background:var(--green-500);display:inline-block}

/* ---------- 头部导航 ---------- */
.header{
  position:sticky;top:0;z-index:100;
  background:linear-gradient(180deg,#F4FAFE 0%,#EDF6FB 100%);
  backdrop-filter:blur(12px);
  border-bottom:1px solid #D3E4EE;
  box-shadow:0 2px 12px rgba(29,43,51,.06);
}
.header .wrap{display:flex;align-items:center;justify-content:space-between;gap:32px;height:80px}

.logo{display:flex;align-items:center;gap:13px;flex-shrink:0;transition:opacity .25s var(--ease)}
.logo:hover{opacity:.86}
.logo-mark{height:48px;width:auto;flex-shrink:0;display:block}
.logo-text{display:flex;flex-direction:column;line-height:1.25}
.logo-text strong{font-size:19px;font-weight:700;letter-spacing:.01em;color:var(--ink-900)}
.logo-text span{font-size:10.5px;color:var(--blue-700);letter-spacing:.10em;text-transform:uppercase;font-weight:500}

/* 页头 LOGO 单独加白底卡片 + 投影，从导航里突出来 */
.header .logo{
  background:#fff;
  padding:8px 18px 8px 14px;
  border-radius:10px;
  border:1px solid #CFE2EE;
  box-shadow:0 3px 12px rgba(74,144,194,.16);
  margin:0 -4px;
  transition:box-shadow .3s var(--ease),transform .3s var(--ease);
}
.header .logo:hover{transform:translateY(-1px);box-shadow:0 7px 20px rgba(74,144,194,.24)}

.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-item{position:relative}
.nav-link{display:block;padding:10px 16px;font-size:15px;color:var(--ink-600);border-radius:var(--radius);white-space:nowrap}
.nav-link:hover{color:var(--blue-700);background:var(--blue-100)}
.nav-item.current > .nav-link{color:var(--blue-700);font-weight:600}
.nav-item.current > .nav-link::after{content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;background:var(--green-500);border-radius:2px}

.dropdown{position:absolute;top:100%;left:0;min-width:200px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-hover);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:all .25s var(--ease)}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:10px 14px;font-size:14px;color:var(--ink-600);border-radius:var(--radius)}
.dropdown a:hover{background:var(--blue-100);color:var(--blue-700)}

.header-cta{display:flex;align-items:center;gap:12px;flex-shrink:0}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 30px;font-size:15px;font-weight:500;border-radius:var(--radius);border:1px solid transparent;line-height:1;white-space:nowrap;cursor:pointer;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease),color .28s var(--ease)}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--blue-500);outline-offset:3px}
.btn-primary{background:var(--blue-500);color:#fff;border-color:var(--blue-500)}
.btn-primary:hover{background:var(--blue-700);border-color:var(--blue-700);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(74,144,194,.34)}
.btn-green{background:var(--green-500);color:#fff;border-color:var(--green-500)}
.btn-green:hover{background:var(--green-700);border-color:var(--green-700);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(95,180,156,.34)}
.btn-ghost{background:#fff;color:var(--ink-900);border-color:var(--blue-300);box-shadow:0 3px 12px rgba(29,43,51,.07)}
.btn-ghost:hover{border-color:var(--blue-500);color:var(--blue-700);background:var(--blue-100);transform:translateY(-2px);box-shadow:0 10px 24px rgba(74,144,194,.22)}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-lg{padding:18px 38px;font-size:16px}
.btn svg{flex-shrink:0}

.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--blue-500);font-weight:500}
.link-arrow:hover{gap:12px;color:var(--blue-700)}
.link-arrow svg{transition:transform .25s var(--ease)}

/* ---------- 首屏 ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#E6F2FA 0%,#F2F9FC 45%,#E8F5F0 100%)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:72px;align-items:center;padding-top:96px;padding-bottom:96px;position:relative;z-index:2}

.hero-slider{position:absolute;inset:0;z-index:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s var(--ease)}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover;opacity:.10}
.hero-slider{pointer-events:none}

/* 图片容器的底色：图片缺失时只显示淡色块，不出现浏览器裂图 */
.img-card-img,.hero-visual{background:var(--blue-100)}
.img-card-img img,.hero-visual img{color:transparent;font-size:0}

.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.08em;max-width:100%;color:var(--green-700);margin-bottom:24px;text-transform:uppercase}
.hero-eyebrow::before{content:"";width:32px;height:1px;background:var(--green-500)}

.hero h1{font-size:clamp(30px,3.6vw,52px);line-height:1.28;font-weight:600;letter-spacing:-.01em;margin-bottom:28px}
.hero h1 em{font-style:normal;color:var(--blue-500);position:relative}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:10px;background:var(--green-300);opacity:.45;z-index:-1;border-radius:2px}

.hero-sub{font-size:17px;color:var(--ink-600);max-width:560px;margin-bottom:36px;line-height:1.9}

.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:44px}
.hero-actions .btn{min-width:220px}

.hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--blue-300);padding-top:28px}
.hero-point{padding-right:24px}
.hero-point + .hero-point{border-left:1px solid var(--blue-300);padding-left:24px}
.hero-point-num{font-size:11px;letter-spacing:.14em;color:var(--green-700);margin-bottom:8px;font-weight:600}
.hero-point h3{font-size:15px;font-weight:600;margin-bottom:7px;line-height:1.6}
.hero-point h3 span{display:block}
.hero-point p{font-size:13px;color:var(--ink-600);line-height:1.7;word-break:break-word}

/* ---------- 首屏图片轮播（hero-visual） ---------- */
.hero-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 28px 70px rgba(44,100,145,.22),0 4px 14px rgba(44,100,145,.10);aspect-ratio:4/3;background:var(--blue-100)}
.hero-visual::after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(180deg,rgba(29,43,51,0) 55%,rgba(29,43,51,.18) 100%)}
.hc-track{position:absolute;inset:0;z-index:1}
.hc-slide{position:absolute;inset:0;opacity:0;visibility:hidden;
  transition:opacity .9s var(--ease),visibility .9s var(--ease)}
.hc-slide.is-active{opacity:1;visibility:visible;z-index:2}
.hc-slide img{width:100%;height:100%;object-fit:cover;transform:scale(1.09);
  filter:saturate(1.08) brightness(1.04);transition:transform 7.5s linear}
.hc-slide.is-active img{transform:scale(1)}

/* 左下信息卡：随图切换淡入上浮 */
.hc-tag{position:absolute;left:22px;right:auto;bottom:66px;z-index:3;max-width:290px;
  background:rgba(255,255,255,.95);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  padding:15px 20px 16px;border-radius:var(--radius);box-shadow:0 10px 30px rgba(29,43,51,.16)}
.hc-tag .hc-kicker{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:600;
  letter-spacing:.12em;color:var(--green-700);margin-bottom:6px}
.hc-tag .hc-kicker::before{content:"";width:16px;height:1px;background:var(--green-500)}
.hc-tag strong{display:block;color:var(--ink-900);font-size:15px;line-height:1.45;margin-bottom:5px}
.hc-tag p{font-size:12.5px;color:var(--ink-600);line-height:1.7;margin:0}
.hc-slide.is-active .hc-tag{animation:tagRise .7s var(--ease) .18s both}
@keyframes tagRise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}

/* 右下控制条：计数 + 圆点 + 箭头 */
.hc-ctrl{position:absolute;right:18px;bottom:18px;z-index:4;display:flex;align-items:center;gap:10px;
  padding:7px 10px;border-radius:99px;background:rgba(29,43,51,.34);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.hc-count{font-size:11px;letter-spacing:.08em;color:#fff;font-variant-numeric:tabular-nums;opacity:.9}
.hc-count em{font-style:normal;font-weight:600}
.hc-dots{display:flex;gap:6px}
.hc-dots button{width:6px;height:6px;padding:0;border:0;border-radius:50%;cursor:pointer;
  background:rgba(255,255,255,.45);transition:width .3s var(--ease),background .3s var(--ease)}
.hc-dots button.is-active{width:18px;border-radius:99px;background:var(--green-300)}
.hc-arrow{width:26px;height:26px;padding:0;border:0;border-radius:50%;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;color:#fff;
  background:rgba(255,255,255,.16);transition:background .25s var(--ease)}
.hc-arrow:hover{background:rgba(255,255,255,.34)}
.hc-arrow svg{width:12px;height:12px}

/* 顶部自动播放进度线 */
.hc-bar{position:absolute;left:0;right:0;top:0;height:3px;z-index:5;
  background:rgba(29,43,51,.20)}
.hc-bar span{display:block;height:100%;width:0;border-radius:0 2px 2px 0;
  background:linear-gradient(90deg,var(--green-500),var(--green-300));
  box-shadow:0 0 8px rgba(95,180,156,.55);transition:width .2s linear}
.hero-visual.is-paused .hc-bar span{background:var(--blue-300);box-shadow:none}


/* ---------- 数据条 ---------- */
/* 数据条：深色底 + 四张浮动卡片，滚动进入时数字滚动 */
.stats{position:relative;background:var(--ink-900);color:#fff;overflow:hidden}
/* 锚点定位时给吸顶页头留出空间，标题不被遮住 */
h2[id],section[id],div[id]{scroll-margin-top:104px}
/* 从数据条跳进来时，目标标题左侧亮一条绿线，明确「落点在这」 */
h2[id]:target{border-left:3px solid var(--green-500);padding-left:14px;margin-left:-17px}
.stats::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(520px 260px at 12% 0%,rgba(74,144,194,.28),transparent 70%),
    radial-gradient(480px 240px at 88% 100%,rgba(95,180,156,.22),transparent 70%);
  pointer-events:none;
}
.stats .wrap{
  position:relative;z-index:1;
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
  grid-auto-rows:1fr;
  padding-top:64px;padding-bottom:64px;
}

.stat{
  position:relative;display:flex;flex-direction:column;
  padding:32px 26px 30px;
  border-radius:var(--radius-lg);
  border:1px solid rgba(255,255,255,.14);
  background:linear-gradient(160deg,rgba(255,255,255,.085),rgba(255,255,255,.025));
  box-shadow:0 10px 30px rgba(0,0,0,.28),inset 0 1px 0 rgba(255,255,255,.10);
  backdrop-filter:blur(6px);
  color:#fff;text-decoration:none;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease);
}
.stat:focus-visible{
  outline:2px solid var(--blue-300);outline-offset:4px;
}
.stat::after{
  content:"";position:absolute;left:26px;right:26px;top:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--blue-500),var(--green-500));
  opacity:0;transition:opacity .4s var(--ease);
}
.stat:hover{
  transform:translateY(-6px);
  border-color:rgba(168,207,232,.45);
  box-shadow:0 22px 48px rgba(0,0,0,.42),0 0 0 1px rgba(168,207,232,.18),inset 0 1px 0 rgba(255,255,255,.14);
}
.stat:hover::after{opacity:1}

.stat-num{
  font-size:40px;font-weight:600;line-height:1.1;color:#fff;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;
  display:flex;align-items:baseline;
}
.stat-digit{display:inline-block;text-align:left}
.stat-num small{font-size:16px;font-weight:400;color:var(--green-300);margin-left:7px;letter-spacing:.02em}
.stat-label{font-size:13px;color:#9DB2BF;margin-top:12px;letter-spacing:.02em;line-height:1.7;text-wrap:balance}

/* 数据条可点提示：贴底对齐；hover / 聚焦时箭头右移并变绿 */
.stat-go{
  display:inline-flex;align-items:center;gap:7px;
  align-self:flex-start;margin-top:auto;padding:18px 0 2px;
  font-size:12px;letter-spacing:.05em;
  color:#7FA3B8;
  border-bottom:1px solid transparent;
  transition:color .3s var(--ease),border-color .3s var(--ease);
}
.stat-go svg{transition:transform .3s var(--ease);flex:none}
.stat:hover .stat-go,.stat:focus-visible .stat-go{
  color:var(--green-300);
  border-bottom-color:rgba(180,220,205,.55);
}
.stat:hover .stat-go svg,.stat:focus-visible .stat-go svg{transform:translateX(4px)}

/* 滚动进入的浮现（配合 IntersectionObserver 的 .in 类）
   安全策略：默认完全可见。只有 JS 确认可用时才由脚本加上 html.js-anim，
   再把 .reveal 设为初始隐藏——这样 JS 失败 / 被拦截 / 爬虫无脚本时，
   内容依旧是完整的，不会出现大片空白。 */
html.js-anim .reveal{opacity:0;transform:translateY(26px)}
html.js-anim .reveal{transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js-anim .reveal.in{opacity:1;transform:none}
html.js-anim .stat.reveal{transition-delay:var(--d,0ms)}

/* ---------- 版块标题 ---------- */
.sec-head{max-width:760px;margin-bottom:64px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.14em;color:var(--green-700);margin-bottom:18px;font-weight:600}
.sec-eyebrow::before{content:"";width:24px;height:1px;background:var(--green-500)}
.sec-head--center .sec-eyebrow::after{content:"";width:24px;height:1px;background:var(--green-500)}
.sec-title{font-size:38px;line-height:1.35;font-weight:600;letter-spacing:-.01em;margin-bottom:20px}
.sec-title em{font-style:normal;color:var(--blue-500)}
.sec-desc{font-size:16px;color:var(--ink-600);line-height:1.9;max-width:720px}
.sec-head--center .sec-desc{margin-left:auto;margin-right:auto}

.sec-head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:56px}

/* ---------- 双栏 intro（左文右三条） ---------- */
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:88px;align-items:start}
.intro-copy p{font-size:17px;color:var(--ink-600);line-height:1.95;margin-bottom:20px;max-width:640px}
.intro-copy .btn{margin-top:16px}
.intro-list{display:flex;flex-direction:column;gap:28px;padding-top:8px}
.intro-item{display:flex;gap:18px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.intro-item:last-child{border-bottom:0;padding-bottom:0}
.intro-item-icon{width:44px;height:44px;border-radius:var(--radius);background:var(--blue-100);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.intro-item:nth-child(2) .intro-item-icon{background:var(--green-100)}
.intro-item h3{font-size:17px;font-weight:600;margin-bottom:6px}
.intro-item p{font-size:14px;color:var(--ink-600);line-height:1.8}

/* ---------- 问题卡（4 张） ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.pain-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:36px;display:flex;flex-direction:column;
  box-shadow:0 2px 10px rgba(29,43,51,.04);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease)}
.pain-card:hover{border-color:var(--blue-300);box-shadow:0 18px 40px rgba(29,43,51,.13);transform:translateY(-6px)}
.pain-num{font-size:12px;letter-spacing:.14em;color:var(--green-500);font-weight:600;margin-bottom:16px}
.pain-card h3{font-size:20px;font-weight:600;line-height:1.55;margin-bottom:14px}
.pain-card p{font-size:15px;color:var(--ink-600);line-height:1.85;margin-bottom:24px;flex:1}

/* ---------- 系列卡（3 列） ---------- */
.series-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.series-card{border:1px solid rgba(74,144,194,.14);border-radius:10px;overflow:hidden;background:#fff;display:flex;flex-direction:column;
  box-shadow:0 6px 22px rgba(29,43,51,.09);
  transition:transform .42s var(--ease),box-shadow .42s var(--ease),border-color .42s var(--ease)}
.series-card:hover{box-shadow:0 26px 52px rgba(29,43,51,.24),0 0 0 1px rgba(168,207,232,.35);transform:translateY(-8px);border-color:var(--blue-300)}
.series-thumb{aspect-ratio:4/3;overflow:hidden;background:var(--blue-100)}
.series-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.series-card:hover .series-thumb img{transform:scale(1.05)}
.series-body{padding:30px;display:flex;flex-direction:column;flex:1}
.series-cat{font-size:11px;letter-spacing:.12em;color:var(--green-700);font-weight:600;margin-bottom:12px;text-transform:uppercase}
.series-body h3{font-size:21px;font-weight:600;margin-bottom:12px}
.series-body p{font-size:14px;color:var(--ink-600);line-height:1.8;margin-bottom:20px;flex:1}
.series-meta{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:22px}
.series-meta span{font-size:12px;padding:4px 10px;border-radius:2px;background:var(--blue-100);color:var(--blue-700)}
.series-meta span:nth-child(even){background:var(--green-100);color:var(--green-700)}

/* ---------- 横向滑动（图片滑动） ---------- */
.slider{position:relative}
.slider-track{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding-bottom:8px;scroll-behavior:smooth}
.slider-track::-webkit-scrollbar{display:none}
.slider-item{flex:0 0 calc((100% - 48px)/3);scroll-snap-align:start}
.slider-nav{display:flex;gap:10px}
.slider-btn{
  width:48px;height:48px;border:1px solid var(--blue-300);background:#fff;border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--blue-700);cursor:pointer;
  box-shadow:0 4px 14px rgba(29,43,51,.10);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
}
.slider-btn svg{transition:transform .25s var(--ease)}
.slider-btn[data-dir="prev"]:hover svg{transform:translateX(-2px)}
.slider-btn[data-dir="next"]:hover svg{transform:translateX(2px)}
.slider-btn:hover{border-color:var(--blue-500);color:#fff;background:var(--blue-500);transform:translateY(-3px);box-shadow:0 10px 24px rgba(74,144,194,.34)}
.slider-btn:active{transform:translateY(-1px) scale(.96);box-shadow:0 4px 12px rgba(74,144,194,.28)}
.slider-btn:focus-visible{outline:2px solid var(--blue-500);outline-offset:3px}
.slider-btn:disabled{cursor:default;background:var(--paper-alt);border-color:var(--line);color:#B9C7D0;box-shadow:none;transform:none}
.slider-btn:disabled:hover{transform:none;box-shadow:none;background:var(--paper-alt);border-color:var(--line);color:#B9C7D0}
/* 内容不足一屏时整组淡出，避免「点了没反应」 */
.slider.is-static + .sec-head-row .slider-nav,
.slider.is-static ~ .sec-head-row .slider-nav{opacity:.35;pointer-events:none}

/* 案例卡：外框 + 浮动阴影，悬停上浮 */
.case-slide{
  border-radius:10px;overflow:hidden;position:relative;background:var(--ink-900);
  border:1px solid rgba(74,144,194,.16);
  box-shadow:0 6px 22px rgba(29,43,51,.10);
  transition:transform .42s var(--ease),box-shadow .42s var(--ease),border-color .42s var(--ease);
  will-change:transform;
}
.case-slide img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .7s var(--ease)}
.case-slide:hover{
  transform:translateY(-8px);
  border-color:var(--blue-300);
  box-shadow:0 26px 52px rgba(29,43,51,.26),0 0 0 1px rgba(168,207,232,.35);
}
.case-slide:hover img{transform:scale(1.055)}
.case-slide-body{
  position:absolute;left:0;right:0;bottom:0;padding:28px;
  background:linear-gradient(to top,rgba(10,22,29,.92),rgba(10,22,29,.40) 62%,transparent);
  color:#fff;
  transition:padding-bottom .42s var(--ease);
}
.case-slide:hover .case-slide-body{padding-bottom:34px}
.case-slide-body span{font-size:11px;letter-spacing:.12em;color:var(--green-300);display:block;margin-bottom:8px}
.case-slide-body h3{font-size:18px;font-weight:600;line-height:1.5;color:#fff;padding-right:44px}

/* 整块可点：右下角加圆形箭头，指示「点进去看详情」 */
.case-slide::after{
  content:"";position:absolute;right:22px;bottom:30px;width:38px;height:38px;border-radius:50%;
  border:1px solid rgba(255,255,255,.55);
  background:rgba(255,255,255,.12) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='m6 3 5 5-5 5' stroke='%23fff' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat;
  backdrop-filter:blur(4px);
  opacity:0;transform:translateX(-6px);
  transition:opacity .35s var(--ease),transform .35s var(--ease),background-color .35s var(--ease);
}
.case-slide:hover::after,
.case-slide:focus-visible::after{opacity:1;transform:none;background-color:var(--green-500);border-color:var(--green-500)}
.case-slide:focus-visible{outline:2px solid var(--blue-500);outline-offset:4px}

/* ---------- 工艺流程（横向滚动时间轴） ---------- */
.flow{display:flex;gap:0;overflow-x:auto;scrollbar-width:none;padding-bottom:12px}
.flow::-webkit-scrollbar{display:none}
.flow-item{flex:0 0 200px;position:relative;padding-right:32px}
.flow-item::before{content:"";position:absolute;top:19px;left:40px;right:0;height:2px;background:var(--line)}
.flow-item:last-child::before{display:none}
.flow-dot{width:40px;height:40px;border-radius:50%;background:#fff;border:2px solid var(--green-300);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--green-700);position:relative;z-index:1;margin-bottom:20px}
.flow-item h3{font-size:15px;font-weight:600;margin-bottom:6px}
.flow-item p{font-size:13px;color:var(--ink-600);line-height:1.7;padding-right:8px}

/* ---------- 工厂双栏 ---------- */
.factory-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:center}
.factory-visual{border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/3;background:var(--blue-100);box-shadow:var(--shadow-hover)}
.factory-visual img{width:100%;height:100%;object-fit:cover}
.factory-list{display:flex;flex-direction:column;gap:32px}
.factory-item{display:flex;gap:20px}
.factory-num{font-size:13px;font-weight:600;color:var(--green-700);letter-spacing:.08em;flex-shrink:0;width:32px;padding-top:3px}
.factory-item h3{font-size:18px;font-weight:600;margin-bottom:8px}
.factory-item p{font-size:15px;color:var(--ink-600);line-height:1.85}

/* ---------- 行业网格 ---------- */
/* 行业网格：1px 分隔线改为独立卡片，悬停整块抬升 + 阴影 */
.industry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;background:transparent;border:0;border-radius:0;overflow:visible}
.industry-cell{
  position:relative;background:#fff;padding:32px 30px;display:block;cursor:pointer;
  border:1px solid rgba(74,144,194,.14);border-radius:10px;
  box-shadow:0 4px 16px rgba(29,43,51,.06);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease),background .4s var(--ease);
}
.industry-cell:hover,.industry-cell:focus-visible{
  transform:translateY(-7px);
  border-color:var(--blue-300);
  background:#fff;
  box-shadow:0 24px 48px rgba(29,43,51,.20),0 0 0 1px rgba(168,207,232,.35);
  outline:none;
}
.industry-cell::after{
  content:"";position:absolute;right:22px;top:26px;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--blue-300);
  background:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M3 13 13 3M6 3h7v7' stroke='%234A90C2' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat;
  opacity:0;transform:scale(.85);
  transition:opacity .35s var(--ease),transform .35s var(--ease),background-color .35s var(--ease);
}
.industry-cell:hover::after{opacity:1;transform:none}
.industry-cell span{transition:color .3s var(--ease)}
.industry-cell:hover span{color:var(--blue-500)}
.industry-cell span{font-size:11px;letter-spacing:.12em;color:var(--ink-400);display:block;margin-bottom:10px}
.industry-cell h3{font-size:17px;font-weight:600;margin-bottom:8px}
.industry-cell p{font-size:13px;color:var(--ink-600);line-height:1.75}

/* ---------- 新闻 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.news-card{border-top:2px solid var(--line);padding-top:24px;display:block;position:relative;
  transition:border-color .35s var(--ease),transform .35s var(--ease),padding-left .35s var(--ease)}
.news-card::before{content:"";position:absolute;left:0;top:24px;bottom:0;width:2px;background:var(--green-500);
  transform:scaleY(0);transform-origin:top;transition:transform .35s var(--ease)}
.news-card:hover{border-color:var(--green-500);transform:translateY(-4px);padding-left:16px}
.news-card:hover::before{transform:scaleY(1)}
.news-card h3{transition:color .3s var(--ease)}
.news-card:hover h3{color:var(--green-700)}
.news-meta{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--ink-400);margin-bottom:14px}
.news-tag{color:var(--blue-700);background:var(--blue-100);padding:3px 9px;border-radius:2px;font-size:11px}
.news-card h3{font-size:17px;font-weight:600;line-height:1.6;margin-bottom:10px}
.news-card p{font-size:14px;color:var(--ink-600);line-height:1.75}

/* ---------- FAQ ---------- */
.faq{max-width:920px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:flex-start;gap:24px;padding:30px 0;background:none;border:0;text-align:left;font-size:18px;font-weight:600;color:var(--ink-900);line-height:1.6}
.faq-q:hover{color:var(--blue-700)}
.faq-icon{width:28px;height:28px;flex-shrink:0;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;transition:all .3s var(--ease);margin-top:2px}
.faq-item.open .faq-icon{background:var(--green-500);border-color:var(--green-500);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-item.open .faq-a{max-height:900px}
.faq-a-inner{padding:0 0 32px;font-size:15px;color:var(--ink-600);line-height:1.9;max-width:760px}
.faq-a-inner p{margin-bottom:14px}
.faq-a-inner strong{color:var(--ink-900)}
.faq-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.faq-links a{font-size:13px;padding:7px 14px;border:1px solid var(--line);border-radius:2px;color:var(--blue-700)}
.faq-links a:hover{background:var(--blue-100);border-color:var(--blue-300)}

/* ---------- CTA 大块 ---------- */
.cta-block{position:relative;overflow:hidden;background:linear-gradient(135deg,#E6F2FA 0%,#EDF7F4 100%);border-radius:var(--radius-lg);padding:88px 72px;text-align:center;
  border:1px solid rgba(74,144,194,.10);box-shadow:0 18px 44px rgba(74,144,194,.10)}
.cta-block::before{content:"";position:absolute;width:460px;height:460px;border-radius:50%;left:-140px;top:-200px;
  background:radial-gradient(circle,rgba(74,144,194,.20),transparent 68%);pointer-events:none}
.cta-block::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-130px;bottom:-210px;
  background:radial-gradient(circle,rgba(95,180,156,.22),transparent 68%);pointer-events:none}
.cta-block > *{position:relative;z-index:1}
.cta-block h2{font-size:40px;font-weight:600;line-height:1.4;margin-bottom:20px}
.cta-block p{font-size:17px;color:var(--ink-600);max-width:640px;margin:0 auto 40px;line-height:1.9}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.cta-phone{display:block;margin-top:32px;font-size:14px;color:var(--ink-600)}
.cta-phone a{font-size:24px;font-weight:600;color:var(--blue-700);letter-spacing:.02em}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink-900);color:#A9BCC8;padding:80px 0 0;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.1fr .8fr 1fr .9fr .9fr 1.05fr;gap:36px;padding-bottom:56px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .logo-text strong{color:#fff;font-size:19px}
.footer-brand .logo-text span{color:#9DB2BF;letter-spacing:.10em}
/* 页脚 LOGO 提亮：白底卡片 + 外发光，深底上不再糊成一片 */
.footer .logo{
  display:inline-flex;background:rgba(255,255,255,.96);
  padding:9px 18px 9px 14px;border-radius:10px;
  box-shadow:0 4px 18px rgba(0,0,0,.28),0 0 0 1px rgba(255,255,255,.10);
  transition:box-shadow .3s var(--ease),transform .3s var(--ease);
}
.footer .logo:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(0,0,0,.36),0 0 0 1px rgba(168,207,232,.45)}
.footer .logo .logo-text strong{color:var(--ink-900)}
.footer-brand p{margin-top:22px;line-height:1.9;color:#8FA6B4;font-size:13px;max-width:300px}
.footer h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:20px;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{color:#A9BCC8;font-size:13px}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;margin-bottom:14px;line-height:1.8;font-size:13px}
.footer-contact svg{flex-shrink:0;margin-top:5px;color:var(--green-500)}
.footer-contact a{color:#fff;font-weight:500}
.footer-bottom{padding:28px 0;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;font-size:12px;color:#6E8694}
.footer-bottom a{color:#8FA6B4}
.footer-bottom a:hover{color:#fff}
.footer-legal{display:flex;gap:0 18px;flex-wrap:wrap;align-items:center}
.footer-legal a{position:relative}
.footer-legal a+a::before{content:"";position:absolute;left:-9px;top:50%;width:1px;height:10px;
  margin-top:-5px;background:rgba(255,255,255,.22)}
.footer-note{font-size:11px;color:#5A7280;padding-bottom:24px;line-height:1.7}

/* ---------- 内页头部 ---------- */
.page-head{background:linear-gradient(135deg,#E6F2FA 0%,#F4FAFD 55%,#E8F5F0 100%);padding:72px 0 80px;border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);margin-bottom:28px;flex-wrap:wrap}
.breadcrumb a{color:var(--ink-600)}
.breadcrumb a:hover{color:var(--blue-700)}
.breadcrumb span.sep{color:var(--blue-300)}
.page-head h1{font-size:44px;font-weight:600;line-height:1.32;letter-spacing:-.01em;margin-bottom:20px;max-width:900px;text-wrap:balance}
.page-head .lead{font-size:17px;color:var(--ink-600);max-width:760px;line-height:1.9}

/* ---------- 正文 + 侧栏 ---------- */
.layout{display:grid;grid-template-columns:1fr 320px;gap:88px;align-items:start}
.layout--wide{grid-template-columns:1fr}
.prose h2{font-size:28px;font-weight:600;margin:64px 0 20px;line-height:1.45;padding-top:8px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:20px;font-weight:600;margin:36px 0 14px}
.prose p{font-size:16px;color:var(--ink-600);line-height:1.95;margin-bottom:20px;max-width:760px}
.prose ul{margin:0 0 24px;padding-left:0}
.prose ul li{position:relative;padding-left:24px;margin-bottom:12px;font-size:16px;color:var(--ink-600);line-height:1.85}
.prose ul li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--green-500)}
.prose strong{color:var(--ink-900);font-weight:600}

.callout{background:var(--green-100);border-left:3px solid var(--green-500);padding:24px 28px;border-radius:0 var(--radius) var(--radius) 0;margin:32px 0}
.callout p{margin:0;font-size:15px;line-height:1.85;color:var(--ink-600)}
.callout strong{color:var(--green-700)}

.callout--blue{background:var(--blue-100);border-left-color:var(--blue-500)}
.callout--blue strong{color:var(--blue-700)}

.spec-table{width:100%;border-collapse:collapse;margin:28px 0;font-size:14px}
.spec-table th{text-align:left;padding:14px 18px;background:var(--blue-100);color:var(--blue-700);font-weight:600;border-bottom:1px solid var(--blue-300);font-size:13px;letter-spacing:.02em}
.spec-table td{padding:14px 18px;border-bottom:1px solid var(--line);color:var(--ink-600);line-height:1.7;vertical-align:top}
.spec-table tr:hover td{background:var(--paper-alt)}
.spec-table td:first-child{color:var(--ink-900);font-weight:500}
/* 4 列以上的宽表：允许首列换行，避免挤压其余列 */
.spec-table:has(th:nth-child(4)) td:first-child{white-space:normal}
.spec-table:has(th:nth-child(4)) th,.spec-table:has(th:nth-child(4)) td{padding:12px 12px}
.spec-table:has(th:nth-child(4)){font-size:13.5px;table-layout:fixed}
.spec-table:has(th:nth-child(4)) th:nth-child(1){width:16%}
.spec-table:has(th:nth-child(5)) th:nth-child(1){width:14%}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:104px;display:flex;flex-direction:column;gap:24px}
.side-card{background:var(--paper-alt);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px}
.side-card h3{font-size:15px;font-weight:600;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-card ul{display:flex;flex-direction:column;gap:12px}
.side-card ul li a{font-size:14px;color:var(--ink-600);display:flex;justify-content:space-between;gap:8px}
.side-card ul li a:hover{color:var(--blue-700)}
.side-card ul li a.current{color:var(--blue-700);font-weight:600}
.side-contact{background:linear-gradient(135deg,var(--blue-100),var(--green-100));border-color:var(--blue-300)}
.side-contact p{font-size:13px;color:var(--ink-600);line-height:1.75;margin-bottom:18px}
.side-contact .tel{display:block;font-size:22px;font-weight:600;color:var(--blue-700);margin-bottom:6px;letter-spacing:.01em}
.side-contact .btn{width:100%;margin-top:12px}

/* ---------- 内页卡片网格 ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:36px;transition:all .3s var(--ease)}
.info-card:hover{border-color:var(--blue-300);box-shadow:var(--shadow-hover)}
.info-card h3{font-size:18px;font-weight:600;margin-bottom:12px}
.info-card p{font-size:14px;color:var(--ink-600);line-height:1.85}
.info-card .num{font-size:12px;letter-spacing:.14em;color:var(--green-500);font-weight:600;margin-bottom:14px;display:block}
/* 技术文章列表（栏目页） */
.art-list{display:grid;gap:20px}
.art-item{display:block;padding:34px 36px 32px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);transition:border-color .3s var(--ease),box-shadow .3s var(--ease),transform .3s var(--ease)}
.art-item:hover{border-color:var(--blue-300);box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.art-item-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-400);margin-bottom:13px}
.art-item-meta .cat{color:var(--green-700);font-weight:600;letter-spacing:.06em;background:var(--green-100);
  padding:3px 10px;border-radius:2px}
.art-item h2{font-size:21px;line-height:1.5;margin:0 0 13px;color:var(--ink-900);letter-spacing:-.01em;text-wrap:balance}
.art-item:hover h2{color:var(--blue-700)}
.art-item p{font-size:14.5px;line-height:1.9;color:var(--ink-600);margin:0}
.art-item-more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:13.5px;
  font-weight:600;color:var(--blue-700)}
.art-item-more::after{content:"→";transition:transform .25s var(--ease)}
.art-item:hover .art-item-more::after{transform:translateX(4px)}
@media (max-width:820px){
  .art-item{padding:26px 22px 24px}
  .art-item h2{font-size:18px}
  .art-item p{font-size:14px;line-height:1.85}
}

/* ---------- 文章列表工具条 / 置顶 / 分页（可静态维护） ---------- */
.art-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  padding-bottom:20px;margin-bottom:28px;border-bottom:1px solid var(--line)}
.art-toolbar-info{font-size:13px;color:var(--ink-400);letter-spacing:.02em}
.art-toolbar-info strong{color:var(--ink-800);font-weight:600}
.art-filters{display:flex;flex-wrap:wrap;gap:10px}
.art-filters button{font:inherit;font-size:13px;padding:7px 16px;border-radius:99px;cursor:pointer;
  border:1px solid var(--line);background:#fff;color:var(--ink-600);
  transition:color .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease)}
.art-filters button:hover{border-color:var(--blue-300);color:var(--blue-700)}
.art-filters button.is-active{background:var(--blue-700);border-color:var(--blue-700);color:#fff}
.art-item[hidden]{display:none}

.art-item.is-featured{border-color:var(--blue-300);background:linear-gradient(180deg,#F7FBFD 0%,#fff 60%)}
.art-badge{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.08em;
  color:#fff;background:var(--green-500);padding:3px 9px;border-radius:2px;vertical-align:2px}

.art-pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:44px;flex-wrap:wrap}
.art-pager a,.art-pager span{min-width:38px;height:38px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
  font-size:13.5px;border:1px solid var(--line);border-radius:2px;background:#fff;color:var(--ink-600);
  transition:color .25s var(--ease),border-color .25s var(--ease)}
.art-pager a:hover{border-color:var(--blue-300);color:var(--blue-700)}
.art-pager .is-current{background:var(--blue-700);border-color:var(--blue-700);color:#fff}
.art-pager .is-disabled{color:var(--ink-300);background:#FAFCFD}

/* 首页文章速览：左侧特色大卡 + 右侧列表 */
.art-brief{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:stretch}
.art-lead{display:flex;flex-direction:column;padding:38px 36px 34px;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,#EEF6FB 0%,#F2F9F6 100%);border:1px solid rgba(74,144,194,.16);
  transition:box-shadow .3s var(--ease),transform .3s var(--ease)}
.art-lead:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.art-lead .art-item-meta{margin-bottom:16px}
.art-lead h3{font-size:24px;line-height:1.45;font-weight:600;letter-spacing:-.01em;margin-bottom:14px;text-wrap:balance}
.art-lead:hover h3{color:var(--blue-700)}
.art-lead p{font-size:14.5px;line-height:1.9;color:var(--ink-600);margin:0}
.art-lead .art-item-more{margin-top:auto;padding-top:22px}
.art-rank{display:grid;gap:0}
.art-rank a{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:baseline;
  padding:20px 0;border-bottom:1px solid var(--line);transition:padding-left .3s var(--ease)}
.art-rank a:first-child{padding-top:4px}
.art-rank a:hover{padding-left:8px}
.art-rank .idx{font-size:12px;font-weight:600;color:var(--green-500);letter-spacing:.1em}
.art-rank h3{font-size:15.5px;font-weight:600;line-height:1.6;margin:0 0 6px;transition:color .3s var(--ease)}
.art-rank a:hover h3{color:var(--blue-700)}
.art-rank .sub{font-size:12.5px;color:var(--ink-400);display:flex;gap:12px;flex-wrap:wrap}

@media (max-width:960px){
  .art-brief{grid-template-columns:1fr;gap:28px}
  .art-lead{padding:28px 24px}
  .art-lead h3{font-size:20px}
}
@media (max-width:620px){
  .art-toolbar{flex-direction:column;align-items:flex-start;gap:14px}
  .art-filters button{padding:6px 13px;font-size:12.5px}
  .art-pager a,.art-pager span{min-width:34px;height:34px;font-size:12.5px}
}

.img-card{border:1px solid rgba(74,144,194,.14);border-radius:10px;overflow:hidden;background:#fff;display:flex;flex-direction:column;
  box-shadow:0 6px 22px rgba(29,43,51,.09);
  transition:transform .42s var(--ease),box-shadow .42s var(--ease),border-color .42s var(--ease)}
.img-card:hover{box-shadow:0 26px 52px rgba(29,43,51,.24),0 0 0 1px rgba(168,207,232,.35);transform:translateY(-8px);border-color:var(--blue-300)}
.img-card-img{aspect-ratio:4/3;overflow:hidden;background:var(--blue-100)}
.img-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.img-card:hover .img-card-img img{transform:scale(1.05)}
.img-card-body{padding:26px}
.img-card-body span{font-size:11px;letter-spacing:.12em;color:var(--green-700);font-weight:600}
.img-card-body h3{font-size:17px;font-weight:600;margin:10px 0 8px;line-height:1.5}
.img-card-body p{font-size:13px;color:var(--ink-600);line-height:1.75}

/* ---------- 筛选 Tab ---------- */
.filter{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:48px;border-bottom:1px solid var(--line);padding-bottom:0}
.filter button{padding:14px 4px;margin-right:32px;background:none;border:0;border-bottom:2px solid transparent;font-size:15px;color:var(--ink-600);transition:all .25s var(--ease)}
.filter button:hover{color:var(--blue-700)}
.filter button.active{color:var(--blue-700);font-weight:600;border-bottom-color:var(--green-500)}

/* ---------- 流程步骤（纵向） ---------- */
.steps{display:flex;flex-direction:column;gap:0;counter-reset:step}
.step{display:grid;grid-template-columns:80px 1fr;gap:32px;padding:36px 0;border-bottom:1px solid var(--line);
  transition:background .35s var(--ease),padding-left .35s var(--ease)}
.step:hover{background:linear-gradient(90deg,var(--blue-100),transparent 70%);padding-left:16px}
.step:last-child{border-bottom:0}
.step-num{font-size:32px;font-weight:600;color:var(--blue-300);line-height:1;letter-spacing:-.02em}
.step h3{font-size:19px;font-weight:600;margin-bottom:10px}
.step p{font-size:15px;color:var(--ink-600);line-height:1.9;max-width:680px}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.contact-list{display:flex;flex-direction:column;gap:0}
.contact-item{display:grid;grid-template-columns:120px 1fr;gap:24px;padding:24px 0;border-bottom:1px solid var(--line);align-items:start}
.contact-item dt{font-size:13px;color:var(--ink-400);letter-spacing:.04em;padding-top:3px}
.contact-item dd{margin:0;font-size:16px;color:var(--ink-900);line-height:1.8}
.contact-item dd a{color:var(--blue-700);font-weight:500}
.contact-item dd small{display:block;font-size:13px;color:var(--ink-400);margin-top:4px;font-weight:400}

.form{background:var(--paper-alt);border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px}
.form h2{font-size:22px;font-weight:600;margin-bottom:8px}
.form > p{font-size:14px;color:var(--ink-600);margin-bottom:32px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;color:var(--ink-600);font-weight:500}
.field label em{color:var(--green-700);font-style:normal;margin-left:2px}
.field input,.field select,.field textarea{font-family:inherit;font-size:14px;padding:13px 16px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink-900);transition:border-color .25s var(--ease);width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue-500);box-shadow:0 0 0 3px rgba(74,144,194,.10)}
.field textarea{resize:vertical;min-height:100px;line-height:1.7}
.form .btn{width:100%;margin-top:12px}
.form-note{font-size:12px;color:var(--ink-400);margin-top:16px;line-height:1.7}
.form-privacy{margin-top:10px;padding:12px 14px;background:var(--blue-50);border-left:2px solid var(--blue-300);border-radius:0 4px 4px 0}
.form-privacy a{color:var(--blue-700);text-decoration:underline;text-underline-offset:2px}
.form-privacy a:hover{color:var(--blue-500)}

/* 提交状态与失败兜底面板 */
.form-msg{font-size:14px;line-height:1.75;margin-top:16px}
.form-msg:empty{display:none}
.form-msg strong{font-weight:600}
.form-fallback{margin-top:18px;padding:20px 20px 18px;border:1px solid #E8CBC7;border-radius:var(--radius);background:#FDF7F6}
.form-fallback p{font-size:13px;color:#8C4A44;line-height:1.75;margin-bottom:12px}
.form-fallback-text{display:block;width:100%;font-family:inherit;font-size:13px;line-height:1.75;padding:13px 15px;border:1px solid #E2D0CD;border-radius:var(--radius);background:#fff;color:var(--ink-900);resize:vertical}
.form-fallback-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.form-fallback-actions .btn{width:auto;margin-top:0;flex:0 1 auto}

/* ---------- 服务页轻表单 ---------- */
.quickform-sec{padding-top:0}
.quickform{
  display:grid;grid-template-columns:.82fr 1.18fr;gap:56px;align-items:start;
  background:#fff;border:1px solid rgba(74,144,194,.16);border-radius:var(--radius-lg);
  padding:52px 56px;
  box-shadow:0 8px 34px rgba(29,43,51,.07),inset 0 1px 0 rgba(255,255,255,.9);
}
.quickform-head h2{font-size:28px;font-weight:600;line-height:1.42;letter-spacing:-.01em;margin-bottom:16px;text-wrap:balance}
.quickform-head > p{font-size:15px;color:var(--ink-600);line-height:1.9;margin-bottom:14px}
.quickform-alt{font-size:13px;color:var(--ink-400);line-height:1.8}
.quickform-alt a{color:var(--blue-700);font-weight:600}
.quickform-alt a:hover{color:var(--green-700)}
.quickform-body{display:grid;grid-template-columns:1fr 1.35fr .78fr;gap:16px;align-content:start}
.quickform-body .btn,
.quickform-body .form-note,
.quickform-body .form-msg,
.quickform-body .form-fallback{grid-column:1/-1}
.quickform-body .btn{margin-top:6px}
.quickform-body .form-note{margin-top:2px}

.map-box{border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:var(--paper-alt)}
.map-box-inner{padding:40px;display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.map-box-inner h3{font-size:17px;font-weight:600;margin-bottom:8px}
.map-box-inner p{font-size:14px;color:var(--ink-600);line-height:1.8;max-width:520px}

/* ---------- 数字证据 ---------- */
.evidence{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.evidence-cell{background:#fff;padding:32px 28px}
.evidence-cell strong{display:block;font-size:28px;font-weight:600;color:var(--blue-700);line-height:1.2;margin-bottom:8px}
.evidence-cell span{font-size:13px;color:var(--ink-600);line-height:1.7;display:block}
.evidence-cell em{display:block;font-size:11px;color:var(--ink-400);margin-top:8px;font-style:normal}

/* ---------- 标签墙 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a,.tag-cloud span{font-size:13px;padding:8px 16px;border:1px solid var(--line);border-radius:2px;color:var(--ink-600);background:#fff}
.tag-cloud a:hover{border-color:var(--blue-300);background:var(--blue-100);color:var(--blue-700)}

/* ---------- 分页 ---------- */
.pager{display:flex;justify-content:center;gap:8px;margin-top:64px}
.pager a,.pager span{min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius);font-size:14px;color:var(--ink-600);padding:0 12px}
.pager a:hover{border-color:var(--blue-300);color:var(--blue-700);background:var(--blue-100)}
.pager .current{background:var(--blue-500);border-color:var(--blue-500);color:#fff}

/* ---------- 列表 ---------- */
.list{border-top:1px solid var(--line)}
.list-item{display:grid;grid-template-columns:110px 1fr auto;gap:32px;padding:32px 0;border-bottom:1px solid var(--line);align-items:start;transition:background .25s var(--ease)}
.list-item:hover{background:var(--paper-alt)}
.list-date{font-size:13px;color:var(--ink-400);font-variant-numeric:tabular-nums;padding-top:4px}
.list-body h3{font-size:18px;font-weight:600;margin-bottom:8px;line-height:1.55}
.list-body h3 a:hover{color:var(--blue-700)}
.list-body p{font-size:14px;color:var(--ink-600);line-height:1.8;max-width:680px}
.list-tag{font-size:11px;padding:4px 10px;background:var(--green-100);color:var(--green-700);border-radius:2px;white-space:nowrap}

/* ---------- 移动端 ---------- */
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:var(--radius);align-items:center;justify-content:center}

@media (max-width:1100px){
  :root{--gap-section:88px}
  .wrap{padding:0 28px}
  .hero .wrap{grid-template-columns:1fr;gap:56px;padding-top:64px;padding-bottom:72px}
  .hero h1{font-size:40px}
  .hero-visual{aspect-ratio:16/10}
  .hc-tag{max-width:320px;bottom:62px}
  .hc-tag strong{font-size:16px}
  .intro-grid,.factory-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
  .layout{grid-template-columns:minmax(0,1fr);gap:56px}
  .layout > *{min-width:0}
  .sidebar{position:static}
  .series-grid,.news-grid,.grid-3{grid-template-columns:repeat(2,1fr)}
  .industry-grid{grid-template-columns:repeat(2,1fr)}
  .stats .wrap{grid-template-columns:repeat(2,1fr);gap:16px}
  .slider-item{flex:0 0 calc((100% - 24px)/2)}
  .footer-top{grid-template-columns:repeat(3,1fr);gap:40px 32px}
  .evidence{grid-template-columns:repeat(2,1fr)}
  .quickform{grid-template-columns:1fr;gap:34px;padding:42px 38px}
  .quickform-head h2{font-size:25px}
}

@media (max-width:820px){
  .wrap{padding:0 20px}
  .hero-eyebrow{letter-spacing:.04em;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .topbar-left{display:none}
  .topbar-right{display:flex;justify-content:center;width:100%}
  .topbar-left{gap:16px;font-size:12px}
  .topbar-right{display:none}
  .nav{display:none}
  .nav.open{display:flex;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-hover);gap:0;max-height:80vh;overflow-y:auto}
  .nav.open .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 8px 16px;min-width:0;display:none}
  .nav.open .nav-item:hover .dropdown{display:block}
  .nav-toggle{display:flex}
  .header .wrap{height:68px}
  .logo-mark{height:38px}
  .header-cta .btn{display:none}
  .nav-link{padding:14px 8px;border-bottom:1px solid var(--line)}
  .nav-item.current > .nav-link::after{display:none}

  .hero h1{font-size:32px}
  .hero-points{grid-template-columns:1fr;gap:24px;padding-top:24px}
  .hero-point{padding-right:0}
  .hero-point + .hero-point{border-left:0;border-top:1px solid var(--blue-300);padding-left:0;padding-top:20px}
  .hero-actions .btn{width:100%}
  .hero-dots{display:none}
  .hero-visual{aspect-ratio:4/3}
  .hc-tag{left:0;right:0;bottom:0;max-width:none;border-radius:0;padding:12px 16px 14px;
    background:rgba(255,255,255,.96);box-shadow:0 -8px 24px rgba(29,43,51,.10)}
  .hc-tag strong{font-size:14.5px;margin-bottom:3px}
  .hc-tag p{font-size:11.5px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .hc-tag .hc-kicker{margin-bottom:5px;font-size:10px}
  .hc-ctrl{right:10px;bottom:auto;top:10px;gap:8px;padding:6px 9px}
  .hc-count{display:none}
  .hc-dots button{width:5px;height:5px}
  .hc-dots button.is-active{width:14px}
  .hc-arrow{width:24px;height:24px}
  .hc-slide.is-active .hc-tag{animation:none}

  .stats .wrap{grid-template-columns:1fr 1fr;gap:12px;padding-top:40px;padding-bottom:40px}
  .stat{padding:22px 18px 20px}
  .stat::after{left:18px;right:18px}
  .stat-num{font-size:28px}
  .stat-num small{font-size:13px;margin-left:5px}
  .stat-label{font-size:12px;margin-top:9px}
  .stat-go{font-size:11px;padding-top:12px;gap:5px;letter-spacing:.02em}
  .stat-go svg{width:11px;height:11px}

  .section{padding:64px 0}
  .sec-title{font-size:27px}
  .page-head h1{font-size:31px}
  .page-head{padding:48px 0 56px}

  .series-grid,.news-grid,.grid-2,.grid-3,.grid-4,.pain-grid{grid-template-columns:1fr}
  .industry-grid{grid-template-columns:1fr}
  .slider-item{flex:0 0 86%}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px 24px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:14px}
  .cta-block{padding:48px 28px}
  .cta-block h2{font-size:26px}
  .form{padding:28px}
  .form-row{grid-template-columns:1fr}
  .quickform{padding:30px 22px;gap:26px}
  .quickform-head h2{font-size:21px}
  .quickform-head > p{font-size:14px}
  .quickform-body{grid-template-columns:1fr;gap:14px}
  .form-fallback-actions .btn{flex:1 1 100%}
  .contact-item{grid-template-columns:1fr;gap:6px}
  .list-item{grid-template-columns:1fr;gap:10px}
  .step{grid-template-columns:1fr;gap:12px}
  .step-num{font-size:24px}
  .evidence{grid-template-columns:1fr}
  .sec-head-row{flex-direction:column;align-items:flex-start;gap:24px}
  .flow-item{flex:0 0 160px}
  .prose h2{font-size:23px;margin-top:48px}
  /* 窄屏表格改为堆叠卡片：每行变一张小卡，首列做卡片标题 */
  .spec-table{display:block;width:100%;font-size:13.5px;box-sizing:border-box}
  .spec-table thead{display:none}
  .spec-table tbody{display:block}
  .spec-table tr{display:block;padding:16px 18px;margin-bottom:14px;border:1px solid var(--line);
    border-left:3px solid var(--blue-300);border-radius:0 var(--radius) var(--radius) 0;background:#fff}
  .spec-table tr:hover td{background:transparent}
  .spec-table td{display:block;padding:0;border:0;line-height:1.75}
  .spec-table td + td{margin-top:10px;padding-left:0;color:var(--ink-600)}
  .spec-table td + td::before{content:attr(data-label);display:block;font-size:11.5px;font-weight:600;
    letter-spacing:.04em;color:var(--blue-700);opacity:.72;margin-bottom:3px}
  .spec-table td + td:not([data-label])::before{content:"";display:block;width:14px;height:2px;
    background:rgba(74,144,194,.28);margin-bottom:6px;border-radius:1px}
  .spec-table td:first-child{white-space:normal;font-size:15px;font-weight:600;color:var(--ink-900);margin-bottom:10px}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* ---------- 打印 ---------- */
@media print{
  .header,.topbar,.footer,.hero-dots,.slider-nav,.cta-block,.nav-toggle{display:none}
  body{font-size:12pt;color:#000}
  .section{padding:24pt 0}
}

/* ---------- 降低动态偏好：关闭持续动画 ---------- */
@media (prefers-reduced-motion: reduce){
  .hero-visual{animation:none}
  .hc-slide img{transition:none}
  html.js-anim .reveal{opacity:1;transform:none;transition:none}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}

/* ---------- 行业详情弹窗 ---------- */
.ind-modal{position:fixed;inset:0;z-index:300;display:none;align-items:center;justify-content:center;padding:24px}
.ind-modal.is-open{display:flex}
.ind-modal-mask{position:absolute;inset:0;background:rgba(16,28,36,.62);backdrop-filter:blur(3px);animation:maskIn .28s var(--ease)}
@keyframes maskIn{from{opacity:0}to{opacity:1}}
.ind-modal-box{
  position:relative;z-index:1;width:100%;max-width:620px;max-height:86vh;overflow-y:auto;
  background:#fff;border-radius:14px;padding:44px 44px 36px;
  box-shadow:0 40px 90px rgba(0,0,0,.35);
  animation:boxIn .34s var(--ease);
}
@keyframes boxIn{from{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:none}}
.ind-modal-x{
  position:absolute;right:18px;top:16px;width:38px;height:38px;border:0;background:var(--paper-alt);
  border-radius:50%;font-size:22px;line-height:1;color:var(--ink-600);cursor:pointer;
  transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);
}
.ind-modal-x:hover{background:var(--blue-100);color:var(--blue-700);transform:rotate(90deg)}
.ind-modal-eyebrow{font-size:11px;letter-spacing:.16em;color:var(--green-700);font-weight:600;margin-bottom:10px}
.ind-modal-box h3{font-size:26px;font-weight:600;line-height:1.35;margin-bottom:14px}
.ind-modal-desc{font-size:15px;color:var(--ink-600);line-height:1.85;margin-bottom:26px}
.ind-modal-spec{margin:0 0 30px;border-top:1px solid var(--line)}
.ind-modal-spec > div{display:grid;grid-template-columns:132px 1fr;gap:18px;padding:16px 0;border-bottom:1px solid var(--line)}
.ind-modal-spec dt{font-size:13px;color:var(--ink-400);letter-spacing:.02em}
.ind-modal-spec dd{margin:0;font-size:14px;color:var(--ink-900);line-height:1.75}
.ind-modal-actions{display:flex;gap:14px;flex-wrap:wrap}
body.modal-open{overflow:hidden}

@media (max-width:820px){
  .ind-modal-box{padding:34px 24px 28px;max-height:90vh}
  .ind-modal-box h3{font-size:21px}
  .ind-modal-spec > div{grid-template-columns:1fr;gap:6px}
}

/* ---------- 资质证书卡片 ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;align-items:start}
.cert-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:0 4px 18px rgba(29,43,51,.06);
  transition:transform .42s var(--ease),box-shadow .42s var(--ease),border-color .42s var(--ease);
}
.cert-card:hover{
  transform:translateY(-7px);border-color:var(--blue-300);
  box-shadow:0 26px 54px rgba(29,43,51,.20),0 0 0 1px rgba(168,207,232,.35);
}
.cert-thumb{
  display:block;position:relative;height:330px;overflow:hidden;
  background:linear-gradient(160deg,#F4FAFE,#EDF6FB);
  border-bottom:1px solid var(--line);padding:20px;line-height:0;
}
.cert-thumb picture{display:block;width:100%;height:100%}
.cert-thumb img{
  display:block;width:100%;height:100%;object-fit:cover;object-position:top center;border-radius:6px;background:#fff;
  box-shadow:0 3px 14px rgba(29,43,51,.10);
  transition:transform .5s var(--ease),box-shadow .5s var(--ease);
}
.cert-thumb--wide img{object-fit:cover;object-position:center top}
.cert-thumb::after{
  content:"点击查看大图";position:absolute;right:32px;bottom:32px;
  padding:6px 12px;border-radius:20px;font-size:12px;line-height:1.6;
  color:#fff;background:rgba(29,43,51,.72);backdrop-filter:blur(4px);
  opacity:0;transform:translateY(6px);transition:opacity .32s var(--ease),transform .32s var(--ease);
}
.cert-card:hover .cert-thumb::after{opacity:1;transform:none}
.cert-card:hover .cert-thumb img{transform:scale(1.015);box-shadow:0 8px 24px rgba(29,43,51,.16)}
.cert-body{padding:26px 28px 28px}
.cert-tag{
  display:inline-block;font-size:11px;letter-spacing:.1em;font-weight:600;
  color:var(--blue-700);background:var(--blue-100);border-radius:4px;
  padding:4px 9px;margin-bottom:12px;
}
.cert-tag--green{color:var(--green-700);background:#E4F4EF}
.cert-body h3{font-size:18px;font-weight:600;line-height:1.5;margin-bottom:12px;color:var(--ink-900)}
.cert-meta{margin:0 0 16px;padding:0;list-style:none;border-top:1px solid var(--line)}
.cert-meta li{
  display:grid;grid-template-columns:92px minmax(0,1fr);gap:14px;
  padding:9px 0;border-bottom:1px solid var(--line);font-size:13px;line-height:1.7;
}
.cert-meta span{color:var(--ink-400)}
.cert-meta strong{font-weight:500;color:var(--ink-900);word-break:break-word}
.cert-note{font-size:13px;color:var(--ink-600);line-height:1.85;margin:0 0 18px}
.cert-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.cert-status{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;
  color:var(--green-700);font-weight:600;
}
.cert-status::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--green-500);
  box-shadow:0 0 0 3px rgba(95,180,156,.18);
}
.cert-figure{width:100%;max-width:520px;max-height:76vh;object-fit:contain;border-radius:6px;background:#fff}

@media (max-width:1100px){
  .cert-grid{gap:20px}
  .cert-body{padding:22px 22px 24px}
}
@media (max-width:820px){
  .cert-grid{grid-template-columns:1fr;gap:18px}
  .cert-thumb--wide{height:auto;padding:12px}
  .cert-thumb--wide img{object-fit:contain;height:auto}
  .cert-thumb::after{right:22px;bottom:22px;font-size:11px;padding:5px 10px}
  .cert-meta li{grid-template-columns:1fr;gap:2px;padding:8px 0}
  .cert-figure{max-height:82vh}
}

/* ============================================================
   站内搜索 / 404 / 提交成功（第四轮新增）
   ============================================================ */
.section--first{padding-top:52px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.search-box{
  background:#fff;border:1px solid rgba(74,144,194,.16);border-radius:var(--radius-lg);
  padding:34px 38px 30px;box-shadow:0 8px 30px rgba(29,43,51,.07);
}
.search-form{display:flex;gap:14px}
.search-form input{
  flex:1 1 auto;min-width:0;font-family:inherit;font-size:16px;padding:16px 20px;
  border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-alt);
  color:var(--ink-900);transition:border-color .25s var(--ease),background .25s var(--ease);
}
.search-form input:focus{outline:none;border-color:var(--blue-500);background:#fff;box-shadow:0 0 0 3px rgba(74,144,194,.10)}
.search-form .btn{flex:0 0 auto;padding-left:34px;padding-right:34px}
.search-hot{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:18px;font-size:13px;color:var(--ink-400)}
.search-hot button{
  font-family:inherit;font-size:13px;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink-600);cursor:pointer;
  transition:all .25s var(--ease);
}
.search-hot button:hover{border-color:var(--blue-300);color:var(--blue-700);background:#F4FAFE;transform:translateY(-2px)}
.search-tip{margin-top:16px;font-size:14px;color:var(--ink-600);line-height:1.8}
.search-tip a{color:var(--blue-700);font-weight:600}

.search-result{margin-top:36px}
.search-count{font-size:14px;color:var(--ink-600);margin-bottom:18px}
.search-count strong{color:var(--blue-700);font-size:17px}
.search-list{display:flex;flex-direction:column;gap:14px}
.search-item{
  display:block;padding:24px 26px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);text-decoration:none;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease);
}
.search-item:hover{transform:translateY(-4px);border-color:rgba(74,144,194,.32);box-shadow:0 18px 40px rgba(29,43,51,.14)}
.search-item h3{font-size:18px;font-weight:600;color:var(--ink-900);line-height:1.5;margin-bottom:6px}
.search-item:hover h3{color:var(--blue-700)}
.search-item-url{font-size:12px;color:var(--ink-300);letter-spacing:.02em;margin-bottom:10px}
.search-item-desc{font-size:14px;color:var(--ink-600);line-height:1.85;margin-bottom:0}
.search-item-hits{margin-top:10px;font-size:12.5px;color:var(--green-700);line-height:1.8}
.search-item mark{background:rgba(95,180,156,.30);color:#17624F;font-weight:600;padding:0 3px;border-radius:3px}
.search-empty h2{font-size:24px;font-weight:600;margin-bottom:8px}

.sitemap-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:36px 44px}
.sitemap-col h3{font-size:15px;font-weight:600;color:var(--ink-900);margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.sitemap-col ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.sitemap-col a{font-size:14px;color:var(--ink-600);line-height:1.6;transition:color .25s var(--ease)}
.sitemap-col a:hover{color:var(--blue-700)}

.notfound-links{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:52px;padding-top:32px;border-top:1px solid var(--line)}

.thanks-steps{display:grid;grid-template-columns:repeat(2,1fr);gap:26px 40px}
.thanks-step{padding:28px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg)}
.thanks-step .num{display:block;font-size:12px;letter-spacing:.14em;color:var(--green-700);font-weight:600;margin-bottom:10px}
.thanks-step h2{font-size:19px;font-weight:600;line-height:1.5;margin-bottom:10px}
.thanks-step p{font-size:14px;color:var(--ink-600);line-height:1.9}
.thanks-cta{margin-top:44px;padding:34px 38px;background:linear-gradient(135deg,#E6F2FA 0%,#EDF7F4 100%);border-radius:var(--radius-lg)}
.thanks-cta p{font-size:15px;color:var(--ink-600);line-height:1.9}
.thanks-cta p a{color:var(--blue-700);font-weight:600}
.thanks-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px}

@media (max-width:1100px){
  .sitemap-cols{grid-template-columns:repeat(2,1fr)}
  .thanks-steps{grid-template-columns:1fr;gap:18px}
}
@media (max-width:820px){
  .search-box{padding:24px 20px 22px}
  .search-form{flex-direction:column;gap:10px}
  .search-form .btn{width:100%;padding-left:0;padding-right:0}
  .search-hot{font-size:12px}
  .search-item{padding:20px 20px}
  .search-item h3{font-size:16px}
  .sitemap-cols{grid-template-columns:1fr;gap:28px}
  .thanks-step{padding:22px 20px}
  .thanks-cta{padding:26px 22px}
  .thanks-actions .btn{width:100%}
}

/* 首页专项线入口 */
.series-more{
  margin-top:36px;padding-top:26px;border-top:1px solid var(--line);
  font-size:14px;color:var(--ink-400);display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.series-more a{color:var(--blue-700);font-weight:500;border-bottom:1px solid transparent;transition:all .25s var(--ease)}
.series-more a:hover{color:var(--green-700);border-bottom-color:var(--green-500)}
.series-more span{color:var(--line)}
@media (max-width:820px){
  .series-more{gap:8px;font-size:13px}
  .series-more span{display:none}
  .series-more a{flex:1 1 100%}
}

/* ==========================================================================
   English site (/en/) — language switch, badges, longer-string tolerance
   ========================================================================== */

/* 语言切换 */
/* 中英切换：做成一个分段控件，避免两个独立链接看起来像重复入口 */
.lang-switch{
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--ink-400);
  padding:6px 10px;line-height:1;transition:color .2s var(--ease),background .2s var(--ease);
  border:1px solid var(--line);background:#fff;
}
.header-cta > .lang-switch:first-of-type{border-radius:6px 0 0 6px;border-right:0}
.header-cta > .lang-switch:last-of-type{border-radius:0 6px 6px 0}
.nav .lang-switch{border-radius:6px}
.lang-switch:hover{color:var(--blue-700);background:var(--blue-100)}
.lang-switch-on,.lang-switch[aria-current="page"]{color:#fff;background:var(--blue-500);border-color:var(--blue-500)}
.topbar-sep{color:#7E96A6;font-size:12px;margin-left:16px;padding-left:16px;border-left:1px solid rgba(255,255,255,.16)}

/* 页脚认证标签 */
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 0;padding:0;list-style:none}
.footer-badges li{
  font-size:11px;line-height:1;color:#A8C4D2;letter-spacing:.04em;
  padding:6px 10px;border:1px solid rgba(255,255,255,.16);border-radius:3px;
}
.footer-wa a{color:#8FA6B4}

/* 页头站内搜索：图标按钮 + 展开输入框，避免额外占宽 */
.search-mini{position:relative;display:flex;align-items:center}
.search-mini > button{
  width:34px;height:34px;display:flex;align-items:center;justify-content:center;
  border-radius:6px;border:1px solid transparent;color:var(--ink-600);
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.search-mini.open > button{color:var(--blue-700);border-color:var(--line);background:var(--blue-100)}
.search-mini > button:hover{color:var(--blue-700);background:var(--blue-100)}
.search-mini form{
  position:absolute;top:50%;right:36px;transform:translateY(-50%);
  display:none;align-items:center;gap:6px;
  background:#fff;border:1px solid var(--line);border-radius:8px;
  box-shadow:0 10px 28px rgba(20,40,55,.12);padding:5px 5px 5px 12px;z-index:60;
}
.search-mini.open form{display:flex}
.search-mini input{
  width:190px;border:0;outline:0;font-size:13.5px;color:var(--ink-900);
  font-family:inherit;background:transparent;
}
.search-mini form button{
  font-size:12px;font-weight:600;color:#fff;background:var(--blue-500);
  padding:0 12px;height:30px;border-radius:4px;line-height:30px;white-space:nowrap;
  border:0;font-family:inherit;cursor:pointer;transition:background .2s var(--ease);
}
.search-mini form button:hover{background:var(--blue-700)}
.search-mini form button:focus-visible{outline:2px solid var(--blue-300);outline-offset:1px}

/* 英文长串：允许在需要处断词，避免按钮/标题撑破容器 */
.en .btn,.en .nav-link,.en h1,.en h2,.en h3{overflow-wrap:break-word}

/* 桌面端只显示页头那组切换，导航里那份留给移动端菜单 */
.lang-switch-mobile{display:none}

/* 窄屏：页头切换与顶栏收起（保证 header 不溢出），改由展开后的菜单提供入口 */
@media (max-width:1100px){
  .topbar-sep{display:none}
  .header-cta > .lang-switch{display:none!important}
  .nav .lang-switch.lang-switch-mobile{
    display:none;margin:14px 8px 4px;padding:11px 14px;justify-content:center;
    border:1px solid var(--line);border-radius:6px;font-size:13px;
  }
  .nav.open .lang-switch.lang-switch-mobile{display:flex}
}

/* 英文站导航：英文串更长，按断点收窄间距，避免 header 溢出 */
@media (max-width:1500px){
  .nav-link{padding:10px 11px;font-size:14px}
  .nav-item.current > .nav-link::after{left:11px;right:11px}
  .header .wrap{gap:18px}
}
@media (max-width:1100px){
  .logo-text span{display:none}
  .nav-link{padding:10px 9px;font-size:13.5px}
}
@media (max-width:900px){
  .logo-text{display:none}
}
@media (max-width:820px){
  .logo-text{display:none}
  .header-cta .btn-primary{display:none}
}

/* 英文站首屏：英文单词更长，字号与行高单独收一档，保证三个核心优势落在首屏内 */
.hero h1{font-size:clamp(25px,2.45vw,35px);line-height:1.26;margin-bottom:22px}
.hero-sub{font-size:16px;line-height:1.78;margin-bottom:30px;max-width:600px}
.hero-eyebrow{font-size:11.5px;letter-spacing:.07em;margin-bottom:20px}
.hero h1 em::after{bottom:4px;height:7px}

/* 英文站首屏三栏：英文行数更多，字号与行高各收一档，保证三条优势完整落在首屏 */
.hero-point-num{letter-spacing:.12em;margin-bottom:7px}
.hero-point h3{font-size:14px;line-height:1.45;margin-bottom:6px}
.hero-point p{font-size:12.5px;line-height:1.62}

/* 英文站关键修复：grid 的 1fr 有 min-content 下限，英文长单词会把整列撑宽。
   中文站无此问题（无长单词），英文站必须用 minmax(0,1fr)。 */
@media (max-width:820px){
  .hero .wrap{grid-template-columns:minmax(0,1fr)}
}
.hero-content,.hero-sub,.hero-points,.hero-point{min-width:0}

/* 移动端顶栏原本是空深色条（内容被隐藏但容器仍在），去掉这条无信息的色带 */
@media (max-width:820px){
  .topbar{display:none}
  .hero h1{font-size:29px;line-height:1.28}
  .hero-eyebrow{white-space:normal;overflow:visible;text-overflow:clip;line-height:1.6}
}

/* 页脚品牌列：英文 logo 副标题不换行，避免挤成两行 */
.footer-brand .logo-text span{white-space:nowrap;font-size:10px;letter-spacing:.08em}
.footer-brand p{line-height:1.72}

/* 英文案例页 facts 条：不用 stat-card 的大内边距，改为紧凑的标签+数值 */
.case-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0}
.case-facts > div{padding:0 20px;border-left:1px solid var(--line)}
.case-facts > div:first-child{padding-left:0;border-left:0}
.case-facts dt{font-size:11px;letter-spacing:.10em;text-transform:uppercase;color:var(--green-700);font-weight:600}
.case-facts dd{font-size:17px;font-weight:600;color:var(--ink-900);margin-top:6px}
@media (max-width:820px){
  .case-facts{grid-template-columns:1fr 1fr;gap:18px 0;padding:18px 0}
  .case-facts > div{padding:0 14px}
  .case-facts > div:nth-child(odd){padding-left:0;border-left:0}
  .case-facts > div:nth-child(3),.case-facts > div:nth-child(4){border-top:1px solid var(--line);padding-top:16px}
}

/* 英文 FAQ Hub：分组标题与跳转导航 */
.faq-group-title{font-size:19px;font-weight:600;color:var(--ink-900);margin:56px 0 4px;
  padding-left:14px;border-left:3px solid var(--green-500);scroll-margin-top:104px}
.faq-group-title:first-of-type{margin-top:32px}
.faq-links{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:22px 0 28px;
  border-bottom:1px solid var(--line);margin-bottom:8px}
.faq-links-label{font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--green-700);font-weight:600;margin-right:4px}
.faq-links a{font-size:13px;color:var(--ink-600);padding:7px 13px;border:1px solid var(--line);
  border-radius:100px;transition:all .22s var(--ease)}
.faq-links a:hover{color:var(--blue-700);border-color:var(--blue-300);background:var(--blue-100)}
@media (max-width:820px){
  .faq-links{gap:8px;padding:16px 0 20px}
  .faq-links a{font-size:12px;padding:6px 11px}
  .faq-group-title{font-size:17px;margin-top:40px}
  .faq-q{font-size:15.5px;padding:22px 0;gap:16px}
}

/* ==========================================================================
   英文站补充：复用中文站视觉语言，只为英文版新增的少量元素补样式
   ========================================================================== */

/* 卡片内「了解更多」：与数据条 .stat-go 同一套视觉，hover 箭头右移 */
.info-card-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--green-700);
}
.info-card-more::after{
  content:"";width:13px;height:13px;flex:none;
  background:currentColor;
  -webkit-mask:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M2 7h10M8 3l4 4-4 4' fill='none' stroke='%23000' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center/contain;
  mask:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M2 7h10M8 3l4 4-4 4' fill='none' stroke='%23000' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center/contain;
  transition:transform .3s var(--ease);
}
.info-card:hover .info-card-more::after{transform:translateX(4px)}

/* CTA 下方的隐私说明：正常流内的小字，不走 .cta-block p 的大间距 */
.cta-block .cta-note{
  font-size:13px;color:var(--ink-600);max-width:620px;margin:26px auto 0;line-height:1.8;
}
.cta-block .cta-note a{color:var(--blue-700);text-decoration:underline;text-underline-offset:2px}

/* 工厂区块：英文版流程条目多于中文版，左图改为随滚动跟随，避免被拉成长条 */
.factory-grid > .factory-visual{aspect-ratio:4/3;align-self:start;position:sticky;top:104px}
.factory-list > p:last-child{margin-top:28px}
@media (max-width:820px){
  .factory-grid > .factory-visual{position:static}
}

/* 联系页右栏：多张信息卡纵向排列 */
.contact-side{display:flex;flex-direction:column;gap:20px}
.contact-side .side-card ul{display:flex;flex-direction:column;gap:14px}
.contact-side .side-card li{font-size:14px;line-height:1.8;color:var(--ink-600)}
.contact-side .side-card li strong{color:var(--ink-900);font-weight:600}
.contact-side .side-card li a{color:var(--ink-600)}
.contact-side .side-card li a:hover{color:var(--blue-700)}

/* 英文流程条目需要更宽：英文单词占位比中文长，200px 会挤成三四个词一行 */
html[lang="en"] .flow-item{flex:0 0 264px}
@media (max-width:820px){html[lang="en"] .flow-item{flex:0 0 220px}}
/* ==========================================================================
   FAQ 中心（500 条）· 搜索 / 筛选 / 分组折叠
   追加于 style.css 末尾，与既有设计变量保持一致
   ========================================================================== */

.faq-meta{display:flex;flex-wrap:wrap;gap:8px 26px;margin-top:26px;font-size:12.5px;letter-spacing:.04em;
  text-transform:uppercase;color:var(--ink-400)}
.faq-meta span{position:relative;padding-left:14px}
.faq-meta span::before{content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;
  background:var(--green-300)}

.faq-hub{padding-bottom:96px}

/* 工具条 */
.faq-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:14px 24px;padding-bottom:8px}
.faq-search{position:relative;display:flex;align-items:center;gap:12px;flex:1 1 420px;max-width:640px;
  height:56px;padding:0 18px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease)}
.faq-search:focus-within{border-color:var(--blue-300);box-shadow:0 0 0 3px var(--blue-100)}
.faq-search svg{flex-shrink:0;color:var(--ink-400)}
.faq-search input{flex:1;min-width:0;height:100%;border:0;outline:0;background:none;font:inherit;font-size:15.5px;
  color:var(--ink-900)}
.faq-search input::placeholder{color:var(--ink-400)}
.faq-search input::-webkit-search-cancel-button{-webkit-appearance:none;appearance:none}
.faq-clear{flex-shrink:0;font-size:12.5px;color:var(--blue-700);background:none;border:0;padding:6px 2px;
  text-decoration:underline;text-underline-offset:3px}
.faq-status{font-size:13.5px;color:var(--ink-600);margin:0}

/* 分类 chips */
.faq-chips{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 8px;padding-bottom:26px;border-bottom:1px solid var(--line)}
.chip{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border:1px solid var(--line);
  border-radius:100px;background:var(--paper);font-size:13px;color:var(--ink-600);transition:all .2s var(--ease)}
.chip span{font-size:11.5px;color:var(--ink-400);font-variant-numeric:tabular-nums}
.chip:hover{border-color:var(--blue-300);color:var(--blue-700);background:var(--blue-100)}
.chip.is-active{background:var(--blue-700);border-color:var(--blue-700);color:#fff}
.chip.is-active span{color:rgba(255,255,255,.72)}

/* 分组 */
.faq-groups{margin-top:8px}
.faq-group{padding-top:44px}
.faq-group-title{display:flex;align-items:baseline;flex-wrap:wrap;gap:10px;font-size:23px;font-weight:600;
  color:var(--ink-900);line-height:1.4;margin:0 0 6px}
.faq-group-num{font-size:12px;font-weight:600;letter-spacing:.12em;color:var(--green-700);
  background:var(--green-100);border-radius:2px;padding:3px 7px;transform:translateY(-2px)}
.faq-group-count{font-size:12px;font-weight:400;color:var(--ink-400);letter-spacing:.04em;margin-left:auto}
.faq-group-desc{font-size:14.5px;color:var(--ink-600);line-height:1.85;max-width:820px;margin:0 0 6px}

/* 条目 */
.faq-q-num{flex-shrink:0;width:30px;font-size:11.5px;font-variant-numeric:tabular-nums;color:var(--ink-300);
  font-weight:500;letter-spacing:.04em;padding-top:5px}
.faq-q-text{flex:1;min-width:0}
.faq-q mark{background:var(--green-100);color:var(--ink-900);border-radius:2px;padding:0 1px}
.faq-item.is-hidden,.faq-group.is-hidden{display:none}
.faq-more{display:block;width:100%;margin:6px 0 0;padding:18px 0 20px;border:0;border-top:1px solid var(--line);
  background:none;font-size:13.5px;color:var(--blue-700);text-align:left;transition:color .2s var(--ease)}
.faq-more:hover{color:var(--blue-500)}
.faq-more::after{content:" →"}

/* 空状态 */
.faq-empty{margin-top:56px;padding:48px 44px;background:var(--paper-alt);border:1px solid var(--line);
  border-radius:var(--radius-lg);text-align:center}
.faq-empty h3{font-size:20px;font-weight:600;margin:0 0 12px}
.faq-empty p{font-size:15px;color:var(--ink-600);max-width:620px;margin:0 auto 10px;line-height:1.9}
.faq-empty-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:24px}

/* 底部 CTA */
.faq-cta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;margin-top:72px;
  padding:40px 44px;background:linear-gradient(135deg,var(--blue-100) 0%,#F4FAFD 60%,var(--green-100) 100%);
  border-radius:var(--radius-lg)}
.faq-cta h3{font-size:20px;font-weight:600;margin:0 0 8px}
.faq-cta p{font-size:14.5px;color:var(--ink-600);max-width:620px;margin:0;line-height:1.85}
.faq-cta-actions{display:flex;gap:12px;flex-wrap:wrap}

@media (max-width:900px){
  .faq-group-title{font-size:20px}
  .faq-group-count{margin-left:0;width:100%}
  .faq-q-num{width:24px}
}
@media (max-width:640px){
  .faq-toolbar{gap:10px}
  .faq-search{height:50px;padding:0 14px}
  .faq-search input{font-size:15px}
  .faq-chips{gap:6px;padding-bottom:20px}
  .chip{padding:7px 12px;font-size:12.5px}
  .faq-group{padding-top:34px}
  .faq-group-title{font-size:18.5px}
  .faq-group-desc{font-size:13.5px}
  .faq-q-num{display:none}
  .faq-empty,.faq-cta{padding:28px 22px}
  .faq-cta{margin-top:52px}
}

.faq-hub .faq-a-inner{padding-left:30px}
@media (max-width:640px){.faq-hub .faq-a-inner{padding-left:0}}

/* ==========================================================================
   2026-11 营销型整改新增模块
   related-reading / case-backlinks / hero-quick（首屏询价）/ wa-float（WhatsApp 浮窗）
   ========================================================================== */

/* ---------- 服务页「Related reading」 ---------- */
.related-reading{
  margin-top:44px;padding:28px 30px;border:1px solid var(--line);border-radius:var(--radius-lg);
  background:linear-gradient(180deg,#F8FBFC 0%,#fff 100%);
}
.related-reading h2{
  font-size:17px;margin:0 0 6px;letter-spacing:-.2px;color:var(--ink-900);
  padding:0;border:0;
}
.related-reading-lead{font-size:13.5px;color:var(--ink-600);margin:0 0 16px}
.related-list{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.related-list li{margin:0}
.related-list a{
  display:flex;align-items:baseline;gap:10px;padding:8px 0;font-size:14px;color:var(--ink-800);
  border-bottom:1px dashed var(--line);text-decoration:none;transition:color .2s var(--ease)
}
.related-list a::before{content:"→";color:var(--blue-300);flex-shrink:0;transition:transform .2s var(--ease),color .2s var(--ease)}
.related-list a:hover{color:var(--blue-700)}
.related-list a:hover::before{color:var(--blue-500);transform:translateX(3px)}
/* 案例页：九条能力线的 chips 排布（审计 B5） */
.related-list--chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.related-list--chips li{margin:0}
.related-list--chips a{
  display:inline-block;padding:6px 12px;font-size:13px;line-height:1.4;
  border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink-700);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease)
}
.related-list--chips a::before{content:none}
.related-list--chips a:hover{border-color:var(--blue-300);background:var(--blue-100);color:var(--blue-700)}
.case-backlinks h3{font-size:13.5px;font-weight:600;color:var(--ink-600);margin:26px 0 10px;letter-spacing:.02em}
.related-reading-cta{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 0}
.related-reading-cta .btn{padding:12px 22px;font-size:14px}

/* ---------- 案例页回链 ---------- */
.case-backlinks{margin:40px 0 0}

/* ---------- 首屏询价卡（3 字段，不跳转） ---------- */
.hero-quick{
  margin:22px 0 0;padding:18px 20px 20px;background:rgba(255,255,255,.86);
  border:1px solid #CFE2EE;border-radius:var(--radius-lg);backdrop-filter:blur(6px);
  max-width:560px;
}
.hero-quick-title{font-size:13px;font-weight:600;color:var(--ink-900);margin:0 0 12px;letter-spacing:.01em}
.hero-quick-title span{color:var(--blue-700);font-weight:600}
.hero-quick form{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;align-items:center}
.hero-quick input{
  height:42px;border:1px solid var(--line);border-radius:6px;padding:0 12px;font-size:13.5px;
  font-family:inherit;color:var(--ink-900);background:#fff;min-width:0;
}
.hero-quick input:focus{outline:2px solid var(--blue-300);outline-offset:1px;border-color:var(--blue-500)}
.hero-quick input[type="email"]{grid-column:1 / -1}
.hero-quick button{height:42px;padding:0 18px;font-size:14px}
.hero-quick-hint{font-size:11.5px;color:var(--ink-400);margin:10px 0 0}
@media(max-width:820px){
  .hero-quick{max-width:none}
  .hero-quick form{grid-template-columns:1fr}
  .hero-quick input[type="email"]{grid-column:auto}
}

/* ---------- WhatsApp 浮窗（待号码到位后启用） ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:90;display:flex;align-items:center;gap:9px;
  padding:11px 16px 11px 13px;border-radius:999px;background:#25D366;color:#fff;
  font-size:13.5px;font-weight:600;box-shadow:0 10px 26px rgba(37,211,102,.34);
  text-decoration:none;transition:transform .25s var(--ease),box-shadow .25s var(--ease)
}
.wa-float:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(37,211,102,.42);color:#fff}
.wa-float svg{flex-shrink:0}
@media(max-width:820px){.wa-float{right:14px;bottom:14px;padding:10px 14px;font-size:12.5px}}


/* ---------- 行业页：部件清单 / 验收清单 / 面包屑容器 ---------- */
.breadcrumb{justify-content:flex-start}
.page-head .faq-meta{margin-top:16px}
.prose .part-list,.prose .check-list{
  list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 24px;padding:0;margin:0 0 28px
}
.prose .part-list li,.prose .check-list li{
  padding:9px 0 9px 22px;font-size:15px;border-bottom:1px solid var(--line);margin:0
}
.prose .check-list{grid-template-columns:1fr}
.prose .check-list li{font-size:15px}
.prose .check-list li::before{background:var(--blue-500);border-radius:1px;width:8px;height:8px;top:14px}
.prose .pain-grid{margin:8px 0 32px}
.prose .pain-grid .pain-card{padding:26px 28px}
.prose .pain-card h3{font-size:17px;margin-bottom:10px}
.prose .pain-card p{font-size:14.5px;margin-bottom:0;flex:none}
@media(max-width:820px){
  .prose .part-list{grid-template-columns:1fr}
  .prose .pain-grid{grid-template-columns:1fr}
}

/* 行业页侧栏：其它行业链接（带箭头、当前项高亮） */
.side-card ul.sector-links{gap:0}
.side-card ul.sector-links li{margin:0;border-bottom:1px dashed var(--line)}
.side-card ul.sector-links li:last-child{border-bottom:0}
.side-card ul.sector-links li a{display:block;padding:8px 0;font-size:13.5px;color:var(--ink-600)}
.side-card ul.sector-links li a:hover{color:var(--blue-700)}
.side-card ul.sector-links li a[aria-current="page"]{color:var(--blue-700);font-weight:600}

/* ---------- FAQ: related reading inside an answer ---------- */
.faq-rel{margin:2px 0 0;padding-top:12px;border-top:1px dashed var(--line,#e3e6ea);font-size:13.5px;color:var(--ink-500,#697586)}
.faq-rel a{color:var(--brand,#0f6fde);text-decoration:none;border-bottom:1px solid rgba(15,111,222,.28);padding-bottom:1px}
.faq-rel a:hover{color:var(--brand-600,#0b5fc0);border-bottom-color:currentColor}

/* ---------- Article: caption on spec tables ---------- */
.spec-table caption{caption-side:top;text-align:left;font-size:12.5px;font-weight:600;
  letter-spacing:.04em;text-transform:uppercase;color:var(--blue-700);padding:0 0 10px}

/* ---------- Article: note / callout box ---------- */
.note-box{margin:32px 0;padding:20px 24px;border-left:3px solid var(--green-500);
  background:var(--paper-alt,#f6f8f7);border-radius:0 8px 8px 0}
.note-box p{margin:0;font-size:15px;line-height:1.85;color:var(--ink-600)}
.note-box p+p{margin-top:12px}

/* ---------- Article: definition list ---------- */
.prose dl.kv{margin:0 0 28px;padding:0;display:grid;grid-template-columns:180px 1fr;gap:0}
.prose dl.kv dt{font-weight:600;color:var(--ink-900);font-size:14.5px;padding:14px 20px 14px 0;
  border-top:1px solid var(--line);line-height:1.7}
.prose dl.kv dd{margin:0;padding:14px 0;border-top:1px solid var(--line);font-size:14.5px;
  color:var(--ink-600);line-height:1.8}
@media (max-width:640px){
  .prose dl.kv{grid-template-columns:1fr}
  .prose dl.kv dt{padding-bottom:2px;border-top:1px solid var(--line)}
  .prose dl.kv dd{padding-top:0;border-top:0;margin-bottom:4px}
  .prose dl.kv dd+dt{border-top:1px solid var(--line);padding-top:14px}
}

/* ---------- Article: ordered lists ---------- */
.prose ol{margin:0 0 24px;padding-left:0;list-style:none;counter-reset:ol}
.prose ol>li{position:relative;padding-left:34px;margin-bottom:14px;font-size:16px;
  color:var(--ink-600);line-height:1.85;counter-increment:ol}
.prose ol>li::before{content:counter(ol);position:absolute;left:0;top:3px;width:22px;height:22px;
  display:flex;align-items:center;justify-content:center;border-radius:50%;
  background:var(--blue-100,#e6f2fa);color:var(--blue-700,#2c6491);font-size:12px;font-weight:700;
  line-height:1}
@media (max-width:640px){.prose ol>li{padding-left:30px;font-size:15.5px}}

/* ---------- Article index: group headings ---------- */
.art-group-title{grid-column:1/-1;display:flex;align-items:baseline;gap:14px;
  margin:44px 0 6px;padding:0 0 14px;font-size:19px;font-weight:600;letter-spacing:.01em;
  color:var(--ink-900);border-bottom:1px solid var(--line)}
.art-group-title:first-child{margin-top:0}
.art-group-count{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--blue-700,#2c6491);background:var(--blue-100,#e6f2fa);
  padding:3px 9px;border-radius:20px}
@media (max-width:640px){
  .art-group-title{margin:32px 0 4px;font-size:17px}
}

/* ---------- 导航折叠阈值与语言切换同步 ----------
   1100px 以下页头语言切换隐藏，改由展开菜单提供；原折叠点在 820px，
   导致 821-1100px 区间既看不到页头语言切换、也没有折叠菜单，语言入口丢失。
   这里把折叠点提到 1100px，使导航项（8 项）在中等屏幕不会被挤压。 */
@media (max-width:1100px){
  .nav{display:none}
  .nav.open{
    display:flex;position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;padding:16px;gap:0;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow-hover);
    max-height:80vh;overflow-y:auto;
  }
  .nav.open .dropdown{
    position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;
    border:0;padding:0 0 8px 16px;min-width:0;display:none;
  }
  .nav.open .nav-item:hover .dropdown,
  .nav.open .nav-item:focus-within .dropdown{display:block}
  .nav-toggle{display:flex}
  .nav-link{padding:14px 8px;border-bottom:1px solid var(--line);font-size:15px}
  .nav-item.current > .nav-link::after{display:none}
  .nav .lang-switch.lang-switch-mobile{display:none}
  .nav.open .lang-switch.lang-switch-mobile{
    display:flex;margin:14px 8px 4px;padding:11px 14px;justify-content:center;
    border:1px solid var(--line);border-radius:6px;font-size:13px;
  }
}

/* ---------- 行业页用的是 .skip-link，与 .skip 同义 ----------
   之前缺这条规则，27 个行业落地页的「跳到主要内容」一直露在页首。 */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--blue-700);color:#fff;padding:12px 20px;z-index:999}
.skip-link:focus{left:16px;top:16px}

/* ---------- 首屏轮播信息卡：靠右，避开画面左侧的主体 ----------
   前台那张的主体（公司形象墙 + 亚克力桌）在中偏左，卡片放左下会压住公司名；
   激光/UV 两张的操作位在右侧，卡片放右下会压住手部动作。
   统一改为「卡片贴右 + 逐张声明位置」，主体一律让开。 */
.hero-visual .hc-tag{left:auto;right:22px}
.hero-visual .hc-slide.hc-tag--left .hc-tag{left:22px;right:auto}
@media (max-width:820px){
  .hero-visual .hc-tag,
  .hero-visual .hc-slide.hc-tag--left .hc-tag{left:0;right:0}
}

/* ============ 产品中心（2026-11 新增） ============ */
.series-grid--4{grid-template-columns:repeat(4,1fr);gap:24px}
.series-grid--4 .series-body{padding:20px 20px 22px}
.series-grid--4 .series-body h3{font-size:16px;margin-bottom:8px;line-height:1.5}
.series-grid--4 .series-body p{font-size:13px;line-height:1.7;margin-bottom:14px}
.series-grid--4 .series-cat{font-size:10px;margin-bottom:8px}
.prod-tags{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 14px}
.prod-tags span{font-size:11px;line-height:1;padding:6px 9px;border-radius:999px;background:var(--blue-100);color:var(--ink-700);letter-spacing:.02em}
.cat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:8px}
.cat-card{display:block;border:1px solid rgba(74,144,194,.16);border-radius:12px;padding:26px 24px;background:#fff;transition:all .3s var(--ease)}
.cat-card:hover{border-color:var(--blue-300);box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.cat-card .num{font-size:11px;letter-spacing:.14em;color:var(--green-600);font-weight:600;display:block;margin-bottom:10px}
.cat-card h3{font-size:17px;margin-bottom:8px}
.cat-card p{font-size:13px;color:var(--ink-600);line-height:1.7;margin:0}
@media(max-width:1100px){.series-grid--4,.cat-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.series-grid--4,.cat-cards{grid-template-columns:1fr}}