@charset "utf-8";
/* ==========================================================================
   锦正锻造 · 站点主题样式（jz-）
   自研，零第三方依赖。明亮工业风：深钢蓝 + 熔炉橙。
   ========================================================================== */

/* ---------------------------------------------------------------- 1. 变量 */
:root{
  --jz-primary:#0f4c93;
  --jz-primary-2:#1a70c8;
  --jz-primary-3:#0a3568;
  --jz-primary-soft:#e8f1fc;
  --jz-accent:#f26a1b;
  --jz-accent-2:#ff8b3d;
  --jz-accent-soft:#fff1e6;
  --jz-ink:#14202e;
  --jz-body:#59636f;
  --jz-muted:#8b96a3;
  --jz-line:#e3e9f0;
  --jz-line-2:#eef2f7;
  --jz-bg:#f4f7fb;
  --jz-bg-2:#eaf1f9;
  --jz-white:#fff;
  --jz-r:14px;
  --jz-r-lg:22px;
  --jz-r-sm:8px;
  --jz-sh-1:0 2px 10px rgba(15,55,105,.06);
  --jz-sh-2:0 10px 30px rgba(15,55,105,.10);
  --jz-sh-3:0 18px 50px rgba(15,55,105,.16);
  --jz-container:1280px;
  --jz-ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------------------------------------------------------------- 2. 基础 */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body.jz-body{
  margin:0;background:var(--jz-white);color:var(--jz-body);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
:where(.jz-body) :where(img){max-width:100%;height:auto;border:0;display:block}
/* 基础元素样式统一用 :where() 降权，保证组件类名能正常覆盖 */
:where(.jz-body) :where(a){color:inherit;text-decoration:none;transition:color .2s var(--jz-ease)}
:where(.jz-body) :where(a:hover){color:var(--jz-primary-2)}
:where(.jz-body) :where(ul,ol){margin:0;padding:0;list-style:none}
:where(.jz-body) :where(h1,h2,h3,h4,h5){
  margin:0;color:var(--jz-ink);font-weight:800;line-height:1.3;letter-spacing:-.01em;
}
:where(.jz-body) :where(p){margin:0 0 14px}
:where(.jz-body) :where(table){border-collapse:collapse;width:100%}
:where(.jz-body) :where(input,textarea,select,button){font-family:inherit;font-size:inherit}
.jz-body::selection{background:var(--jz-primary);color:#fff}

.jz-container{width:100%;max-width:var(--jz-container);margin:0 auto;padding:0 24px}
.jz-sec{padding:88px 0;position:relative}
.jz-sec--gray{background:var(--jz-bg)}
.jz-sec--tight{padding:60px 0}
.jz-sec--dark{background:linear-gradient(135deg,#0b2d58 0%,#124178 60%,#0a2a52 100%);color:rgba(255,255,255,.8)}
.jz-sec--dark h2,.jz-sec--dark h3{color:#fff}
.jz-hidden{display:none!important}
.jz-tac{text-align:center}
.jz-mt24{margin-top:24px}
.jz-mt40{margin-top:40px}

/* 区块标题 */
.jz-head{max-width:760px;margin:0 auto 46px;text-align:center}
.jz-head--left{margin:0 0 40px;text-align:left}
.jz-eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;margin-bottom:16px;
  background:var(--jz-primary-soft);color:var(--jz-primary);border-radius:999px;
  font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
}
.jz-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--jz-accent)}
.jz-head h2,.jz-h2{font-size:38px;letter-spacing:-.02em}
.jz-head .jz-sub{margin-top:14px;color:var(--jz-muted);font-size:15px;line-height:1.85}
.jz-h2 em{font-style:normal;color:var(--jz-primary-2)}
.jz-h2line{width:56px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--jz-primary-2),var(--jz-accent));margin:18px auto 0}
.jz-head--left .jz-h2line{margin-left:0}

/* 按钮 */
.jz-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:50px;padding:0 28px;border:0;border-radius:999px;cursor:pointer;
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .2s var(--jz-ease),box-shadow .2s var(--jz-ease),background .2s var(--jz-ease),color .2s var(--jz-ease);
}
.jz-btn svg{flex:0 0 auto}
.jz-btn--primary{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));color:#fff;box-shadow:0 8px 22px rgba(20,90,170,.28)}
.jz-btn--primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(20,90,170,.34)}
.jz-btn--accent{background:linear-gradient(135deg,var(--jz-accent-2),var(--jz-accent));color:#fff;box-shadow:0 8px 22px rgba(242,106,27,.30)}
.jz-btn--accent:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(242,106,27,.36)}
.jz-btn--ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.45)}
.jz-btn--ghost:hover{background:#fff;color:var(--jz-primary)}
.jz-btn--line{background:#fff;color:var(--jz-primary);border:1px solid var(--jz-line);box-shadow:var(--jz-sh-1)}
.jz-btn--line:hover{color:var(--jz-primary-2);border-color:var(--jz-primary-2)}
.jz-btn--sm{height:40px;padding:0 20px;font-size:14px}
.jz-btn--block{width:100%}

/* 滚动进场 */
.jz-rv{transition:opacity .7s var(--jz-ease),transform .7s var(--jz-ease)}
html.jz-js .jz-rv{opacity:0;transform:translateY(26px)}
html.jz-js .jz-rv.is-in{opacity:1;transform:none}

/* ---------------------------------------------------------------- 3. 顶栏 + 头部 */
.jz-top{background:linear-gradient(90deg,#0a2d58,#154b8c);color:rgba(255,255,255,.86);font-size:13px}
.jz-top .jz-container{display:flex;align-items:center;justify-content:space-between;height:38px;gap:20px}
.jz-top__l{display:flex;align-items:center;gap:10px;min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.jz-top__dot{width:7px;height:7px;border-radius:50%;background:#41d17f;box-shadow:0 0 0 4px rgba(65,209,127,.22);flex:0 0 auto}
.jz-top__r{display:flex;align-items:center;gap:22px;flex:0 0 auto}
.jz-top__r a{display:inline-flex;align-items:center;gap:6px;color:rgba(255,255,255,.86)}
.jz-top__r a:hover{color:#fff}
.jz-top__r svg{opacity:.85}

.jz-header{position:relative;z-index:60;background:#fff;border-bottom:1px solid var(--jz-line);transition:box-shadow .25s var(--jz-ease)}
.jz-header.is-stuck{position:fixed;top:0;left:0;right:0;box-shadow:0 8px 26px rgba(12,40,78,.10);animation:jzDrop .35s var(--jz-ease)}
@keyframes jzDrop{from{transform:translateY(-100%)}to{transform:none}}
.jz-header__inner{display:flex;align-items:center;gap:32px;height:82px}
.jz-logo{flex:0 0 auto;display:flex;align-items:center}
.jz-logo img{height:46px;width:auto}
.jz-nav{flex:1;display:flex;align-items:center;justify-content:center;gap:2px}
.jz-nav__item{position:relative}
.jz-nav__a{
  display:flex;align-items:center;gap:6px;height:82px;padding:0 17px;
  color:var(--jz-ink);font-size:16px;font-weight:700;position:relative;
}
.jz-nav__a::after{
  content:"";position:absolute;left:17px;right:17px;bottom:20px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--jz-primary-2),var(--jz-accent));transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--jz-ease);
}
.jz-nav__item:hover .jz-nav__a,.jz-nav__a.is-on{color:var(--jz-primary-2)}
.jz-nav__item:hover .jz-nav__a::after,.jz-nav__a.is-on::after{transform:scaleX(1)}
.jz-nav__drop{
  position:absolute;top:100%;left:50%;transform:translate(-50%,10px);min-width:186px;
  background:#fff;border:1px solid var(--jz-line);border-radius:0 0 var(--jz-r) var(--jz-r);
  box-shadow:var(--jz-sh-3);padding:10px;opacity:0;visibility:hidden;transition:all .24s var(--jz-ease);
}
.jz-nav__item:hover .jz-nav__drop{opacity:1;visibility:visible;transform:translate(-50%,0)}
.jz-nav__drop a{display:block;padding:10px 14px;border-radius:var(--jz-r-sm);font-size:14.5px;color:var(--jz-body);font-weight:600}
.jz-nav__drop a:hover{background:var(--jz-primary-soft);color:var(--jz-primary)}

.jz-hd-cta{flex:0 0 auto;display:flex;align-items:center;gap:16px}
.jz-hd-tel{display:flex;align-items:center;gap:11px}
.jz-hd-tel__ico{
  width:42px;height:42px;border-radius:50%;flex:0 0 auto;display:flex;align-items:center;justify-content:center;
  background:var(--jz-accent-soft);color:var(--jz-accent);
}
.jz-hd-tel__tx{line-height:1.25}
.jz-hd-tel__tx span{display:block;font-size:11.5px;color:var(--jz-muted);letter-spacing:.06em}
.jz-hd-tel__tx strong{display:block;font-size:19px;color:var(--jz-ink);font-weight:800;letter-spacing:-.01em}
.jz-burger{display:none;width:44px;height:44px;border:1px solid var(--jz-line);border-radius:12px;background:#fff;cursor:pointer;position:relative}
.jz-burger i{position:absolute;left:12px;right:12px;height:2px;border-radius:2px;background:var(--jz-ink);transition:.25s var(--jz-ease)}
.jz-burger i:nth-child(1){top:15px}
.jz-burger i:nth-child(2){top:21px}
.jz-burger i:nth-child(3){top:27px}
.jz-burger.is-on i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.jz-burger.is-on i:nth-child(2){opacity:0}
.jz-burger.is-on i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.jz-drawer{
  position:fixed;top:0;right:0;bottom:0;width:330px;max-width:88vw;background:#fff;z-index:200;
  transform:translateX(102%);transition:transform .34s var(--jz-ease);overflow-y:auto;padding:22px 22px 40px;
  box-shadow:-14px 0 40px rgba(10,30,60,.18);
}
.jz-drawer.is-on{transform:none}
.jz-drawer__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.jz-drawer__top img{height:40px}
.jz-drawer__x{width:38px;height:38px;border:1px solid var(--jz-line);background:#fff;border-radius:10px;cursor:pointer;color:var(--jz-body);font-size:20px;line-height:1}
.jz-drawer nav a{display:block;padding:14px 4px;border-bottom:1px solid var(--jz-line-2);font-size:16px;font-weight:700;color:var(--jz-ink)}
.jz-drawer nav a:hover{color:var(--jz-primary-2)}
.jz-drawer__sub a{padding:9px 18px!important;font-size:14px!important;font-weight:500!important;color:var(--jz-body)!important;border-bottom:0!important}
.jz-drawer__bd{margin-top:22px;display:grid;gap:12px}
.jz-mask{position:fixed;inset:0;background:rgba(8,26,48,.5);z-index:190;opacity:0;visibility:hidden;transition:.3s}
.jz-mask.is-on{opacity:1;visibility:visible}

/* ---------------------------------------------------------------- 4. 首屏 */
.jz-hero{position:relative;background:#0b2d58;overflow:hidden}
.jz-hero__media{position:absolute;inset:0}
.jz-hero__slide{position:absolute;inset:0;opacity:0;transition:opacity 1.1s var(--jz-ease)}
.jz-hero__slide.is-on{opacity:1}
.jz-hero__slide img{width:100%;height:100%;object-fit:cover;object-position:center}
.jz-hero__mask{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,26,50,.94) 0%,rgba(8,32,62,.86) 34%,rgba(9,36,70,.52) 62%,rgba(10,40,76,.30) 100%);
}
.jz-hero__hair{position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px}
.jz-hero .jz-container{position:relative;z-index:2}
.jz-hero__grid{display:grid;grid-template-columns:minmax(0,1fr) 392px;gap:56px;align-items:center;padding:76px 0 92px}
.jz-hero__badge{
  display:inline-flex;align-items:center;gap:10px;height:34px;padding:0 16px;border-radius:999px;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.26);backdrop-filter:blur(6px);
  color:#fff;font-size:13px;font-weight:600;margin-bottom:22px;
}
.jz-hero__badge b{color:var(--jz-accent-2);font-weight:800}
.jz-hero__title{color:#fff;font-size:52px;line-height:1.16;letter-spacing:-.02em;font-weight:900;margin-bottom:20px}
.jz-hero__title em{font-style:normal;position:relative;white-space:nowrap;color:var(--jz-accent-2);
  background-image:linear-gradient(transparent 64%,rgba(242,106,27,.34) 64%);border-radius:3px}
.jz-hero__sub{color:rgba(255,255,255,.84);font-size:16.5px;line-height:1.9;max-width:620px;margin-bottom:26px}
.jz-hero__pts{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.jz-hero__pt{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;border-radius:10px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:14px;font-weight:600;
}
.jz-hero__pt svg{color:var(--jz-accent-2)}
.jz-hero__btns{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.jz-hero__dots{position:absolute;left:0;right:0;bottom:26px;z-index:3;display:flex;justify-content:center;gap:10px}
.jz-hero__dots button{width:34px;height:5px;border:0;border-radius:99px;background:rgba(255,255,255,.34);cursor:pointer;padding:0;transition:.25s}
.jz-hero__dots button.is-on{background:var(--jz-accent);width:52px}

/* 首屏留资卡 */
.jz-lead{
  background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-radius:var(--jz-r-lg);
  box-shadow:var(--jz-sh-3);padding:26px 26px 24px;border:1px solid rgba(255,255,255,.7);
}
.jz-lead__t{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.jz-lead__t strong{font-size:20px;color:var(--jz-ink);font-weight:800}
.jz-lead__t span{font-size:12px;color:#fff;background:var(--jz-accent);border-radius:6px;padding:2px 8px;font-weight:700}
.jz-lead__d{font-size:13px;color:var(--jz-muted);margin-bottom:16px}
.jz-lead__tip{margin-top:12px;font-size:12.5px;color:var(--jz-muted);display:flex;align-items:center;gap:7px}

/* ---------------------------------------------------------------- 5. 表单 */
.jz-form{display:grid;gap:12px}
.jz-form--2col{grid-template-columns:1fr 1fr;gap:12px 14px}
.jz-field{position:relative;display:block}
.jz-field--full{grid-column:1/-1}
.jz-input,.jz-textarea,.jz-select{
  width:100%;border:1px solid var(--jz-line);background:#fff;border-radius:10px;
  padding:13px 14px;color:var(--jz-ink);font-size:14.5px;outline:0;transition:.2s var(--jz-ease);
}
.jz-textarea{min-height:96px;resize:vertical;line-height:1.7}
.jz-input::placeholder,.jz-textarea::placeholder{color:#a9b3c0}
.jz-input:focus,.jz-textarea:focus,.jz-select:focus{border-color:var(--jz-primary-2);box-shadow:0 0 0 3px rgba(26,112,200,.13)}
.jz-input.is-err,.jz-textarea.is-err{border-color:#e5453c;box-shadow:0 0 0 3px rgba(229,69,60,.12)}
.jz-field__err{display:none;margin-top:5px;font-size:12.5px;color:#e5453c}
.jz-field.is-err .jz-field__err{display:block}
.jz-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
.jz-form__foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.jz-form__note{font-size:12.5px;color:var(--jz-muted)}
.jz-form__ok{
  display:none;align-items:center;gap:10px;padding:12px 14px;border-radius:10px;
  background:#e9f9f0;color:#1a8a4d;font-size:14px;font-weight:600;
}
.jz-form__ok.is-on{display:flex}
.jz-btn.is-busy{opacity:.7;pointer-events:none}

/* ---------------------------------------------------------------- 6. 实力数据 */
.jz-stats{margin-top:-58px;position:relative;z-index:5}
.jz-stats__box{
  background:#fff;border-radius:var(--jz-r-lg);box-shadow:var(--jz-sh-3);
  display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;border:1px solid var(--jz-line);
}
.jz-stat{padding:30px 26px;position:relative;text-align:center}
.jz-stat+.jz-stat::before{content:"";position:absolute;left:0;top:26px;bottom:26px;width:1px;background:var(--jz-line)}
.jz-stat b{display:block;font-size:44px;line-height:1;font-weight:900;color:var(--jz-primary);letter-spacing:-.03em}
.jz-stat b i{font-style:normal;font-size:22px;color:var(--jz-accent);margin-left:2px}
.jz-stat>span{display:block;margin-top:10px;font-size:14px;color:var(--jz-body);font-weight:600}
.jz-stat>em{display:block;margin-top:3px;font-size:12px;color:var(--jz-muted);font-style:normal}

/* ---------------------------------------------------------------- 7. 产品 */
.jz-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:34px}
.jz-tab{
  height:44px;padding:0 22px;border-radius:999px;border:1px solid var(--jz-line);background:#fff;
  color:var(--jz-body);font-size:15px;font-weight:700;cursor:pointer;transition:.22s var(--jz-ease);
}
.jz-tab:hover{border-color:var(--jz-primary-2);color:var(--jz-primary-2)}
.jz-tab.is-on{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));border-color:transparent;color:#fff;box-shadow:0 8px 20px rgba(20,90,170,.24)}
.jz-pane{display:none}
.jz-pane.is-on{display:block;animation:jzFade .45s var(--jz-ease)}
/* 无 JS 时全部平铺，避免内容不可见 */
.jz-panes:not(.is-js) .jz-pane{display:block;margin-bottom:34px}
.jz-panes.is-js .jz-pane,.jz-panes.is-js .jz-pane:first-child{display:none}
.jz-panes.is-js .jz-pane.is-on{display:block;animation:jzFade .45s var(--jz-ease)}
@keyframes jzFade{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.jz-pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.jz-pcard{
  background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);overflow:hidden;
  transition:.28s var(--jz-ease);display:flex;flex-direction:column;
}
.jz-pcard:hover{transform:translateY(-6px);box-shadow:var(--jz-sh-3);border-color:transparent}
.jz-pcard__pic{position:relative;aspect-ratio:4/3;background:linear-gradient(135deg,#f2f6fb,#e6eef8);overflow:hidden}
.jz-pcard__pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--jz-ease)}
.jz-pcard:hover .jz-pcard__pic img{transform:scale(1.07)}
.jz-pcard__badge{
  position:absolute;left:12px;top:12px;height:26px;padding:0 10px;border-radius:6px;
  background:rgba(15,76,147,.9);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;backdrop-filter:blur(4px);
}
.jz-pcard__bd{padding:16px 16px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.jz-pcard__t{font-size:16px;font-weight:800;color:var(--jz-ink);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jz-pcard__d{font-size:13px;color:var(--jz-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jz-pcard__f{margin-top:auto;display:flex;align-items:center;gap:10px}
.jz-pcard__more{display:inline-flex;align-items:center;gap:5px;font-size:13.5px;font-weight:700;color:var(--jz-primary-2)}
.jz-pcard__q{
  margin-left:auto;height:34px;padding:0 14px;border-radius:8px;border:1px solid var(--jz-accent);
  background:var(--jz-accent-soft);color:var(--jz-accent);font-size:13px;font-weight:700;cursor:pointer;transition:.2s
}
.jz-pcard__q:hover{background:var(--jz-accent);color:#fff}

/* ---------------------------------------------------------------- 8. 快速询价条 */
.jz-quick{background:linear-gradient(100deg,#0d4080 0%,#1560ad 48%,#0d4b8f 100%);position:relative;overflow:hidden}
.jz-quick::after{content:"";position:absolute;right:-80px;top:-90px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(242,106,27,.34),transparent 66%)}
.jz-quick .jz-container{position:relative;z-index:2;display:flex;align-items:center;gap:36px;padding:34px 24px;flex-wrap:wrap}
.jz-quick__l{flex:1 1 380px;min-width:0;color:#fff}
.jz-quick__l h3{color:#fff;font-size:26px;margin-bottom:8px}
.jz-quick__l p{margin:0;color:rgba(255,255,255,.82);font-size:14.5px}
.jz-quick__r{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.jz-quick__tel{display:flex;align-items:center;gap:12px;color:#fff}
.jz-quick__tel svg{color:var(--jz-accent-2)}
.jz-quick__tel span{display:block;font-size:12px;opacity:.8}
.jz-quick__tel strong{display:block;font-size:26px;font-weight:900;letter-spacing:-.01em}

/* ---------------------------------------------------------------- 9. 系列 / 行业 / 优势 */
.jz-series{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.jz-scard{
  position:relative;display:block;border-radius:var(--jz-r);overflow:hidden;aspect-ratio:5/4;
  background:#0b2d58;transition:.3s var(--jz-ease);
}
.jz-scard img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--jz-ease)}
.jz-scard::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,28,54,.9) 6%,rgba(8,28,54,.34) 48%,rgba(8,28,54,.06) 100%)}
.jz-scard:hover{transform:translateY(-6px);box-shadow:var(--jz-sh-3)}
.jz-scard:hover img{transform:scale(1.08)}
.jz-scard__bd{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:18px;color:#fff}
.jz-scard__bd strong{display:block;font-size:18px;font-weight:800;color:#fff}
.jz-scard__bd span{display:block;margin-top:5px;font-size:12.5px;color:rgba(255,255,255,.74);line-height:1.6}
.jz-scard__no{
  position:absolute;right:14px;top:12px;z-index:2;font-size:30px;font-weight:900;color:rgba(255,255,255,.30);letter-spacing:-.04em
}

.jz-ind{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.jz-indcard{
  background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);padding:26px 22px;
  text-align:center;transition:.26s var(--jz-ease)
}
.jz-indcard:hover{border-color:var(--jz-primary-2);box-shadow:var(--jz-sh-2);transform:translateY(-5px)}
.jz-indcard__ico{
  width:58px;height:58px;margin:0 auto 14px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:var(--jz-primary-soft);color:var(--jz-primary);transition:.26s
}
.jz-indcard:hover .jz-indcard__ico{background:var(--jz-primary);color:#fff}
.jz-indcard strong{display:block;font-size:16.5px;color:var(--jz-ink);font-weight:800}
.jz-indcard span{display:block;margin-top:7px;font-size:13px;color:var(--jz-muted);line-height:1.7}

.jz-adv{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.jz-advcard{
  position:relative;background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);padding:30px 26px;
  transition:.28s var(--jz-ease);overflow:hidden
}
.jz-advcard::before{content:"";position:absolute;left:0;top:0;width:4px;height:0;background:linear-gradient(180deg,var(--jz-primary-2),var(--jz-accent));transition:height .35s var(--jz-ease)}
.jz-advcard:hover::before{height:100%}
.jz-advcard:hover{box-shadow:var(--jz-sh-2);transform:translateY(-5px)}
.jz-advcard__ico{
  width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--jz-primary-soft),#dbe9fa);color:var(--jz-primary);margin-bottom:18px
}
.jz-advcard h3{font-size:18px;margin-bottom:10px}
.jz-advcard p{margin:0;font-size:14px;color:var(--jz-body);line-height:1.85}

/* ---------------------------------------------------------------- 10. 工艺流程 */
.jz-flow{display:grid;grid-template-columns:repeat(6,1fr);gap:0;position:relative}
.jz-flow__i{padding:0 10px;text-align:center;position:relative}
.jz-flow__no{
  width:64px;height:64px;margin:0 auto 16px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:#fff;border:2px solid var(--jz-primary-soft);color:var(--jz-primary);font-size:20px;font-weight:900;position:relative;z-index:2;
  box-shadow:0 6px 18px rgba(15,76,147,.10);transition:.28s
}
.jz-flow__i:hover .jz-flow__no{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));color:#fff;border-color:transparent;transform:translateY(-4px)}
.jz-flow__i::before{content:"";position:absolute;left:0;right:0;top:32px;height:2px;background:repeating-linear-gradient(90deg,var(--jz-line) 0 8px,transparent 8px 16px);z-index:1}
.jz-flow__i:first-child::before{left:50%}
.jz-flow__i:last-child::before{right:50%}
.jz-flow__i strong{display:block;font-size:16px;color:var(--jz-ink);font-weight:800}
.jz-flow__i span{display:block;margin-top:6px;font-size:12.5px;color:var(--jz-muted);line-height:1.7}

/* ---------------------------------------------------------------- 11. 质量 / 车间 */
.jz-quality{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center}
.jz-quality__list{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.jz-qcard{background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);padding:20px;display:flex;gap:14px;align-items:flex-start}
.jz-qcard__ico{width:44px;height:44px;flex:0 0 auto;border-radius:12px;background:var(--jz-accent-soft);color:var(--jz-accent);display:flex;align-items:center;justify-content:center}
.jz-qcard strong{display:block;font-size:15.5px;color:var(--jz-ink);font-weight:800}
.jz-qcard p{margin:5px 0 0;font-size:13px;color:var(--jz-muted);line-height:1.7}
.jz-quality__media{position:relative}
.jz-quality__media img{width:100%;border-radius:var(--jz-r-lg);box-shadow:var(--jz-sh-3);aspect-ratio:4/3.2;object-fit:cover}
.jz-quality__tag{
  position:absolute;left:-22px;bottom:34px;background:#fff;border-radius:var(--jz-r);padding:18px 22px;
  box-shadow:var(--jz-sh-3);border-left:4px solid var(--jz-accent)
}
.jz-quality__tag b{display:block;font-size:32px;font-weight:900;color:var(--jz-primary);line-height:1}
.jz-quality__tag span{font-size:13px;color:var(--jz-muted)}

.jz-shop{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.jz-shop a{display:block;border-radius:var(--jz-r);overflow:hidden;position:relative;aspect-ratio:1/1;background:var(--jz-bg-2)}
.jz-shop a:nth-child(1){grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
.jz-shop img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--jz-ease)}
.jz-shop a::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,28,54,.5),transparent 62%);opacity:0;transition:.3s}
.jz-shop a:hover::after{opacity:1}
.jz-shop a:hover img{transform:scale(1.07)}

/* ---------------------------------------------------------------- 12. 关于 */
.jz-about{display:grid;grid-template-columns:1fr 1.08fr;gap:56px;align-items:center}
.jz-about__media{position:relative}
.jz-about__media>img{width:100%;border-radius:var(--jz-r-lg);box-shadow:var(--jz-sh-3);aspect-ratio:4/3;object-fit:cover}
.jz-about__play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:82px;height:82px;border-radius:50%;
  background:rgba(255,255,255,.92);display:flex;align-items:center;justify-content:center;color:var(--jz-primary);
  box-shadow:0 12px 34px rgba(8,40,80,.28);cursor:pointer;transition:.28s
}
.jz-about__play::before{content:"";position:absolute;inset:-14px;border-radius:50%;border:2px solid rgba(255,255,255,.6);animation:jzPulse 2.2s infinite}
@keyframes jzPulse{0%{transform:scale(.86);opacity:.9}70%{transform:scale(1.18);opacity:0}100%{opacity:0}}
.jz-about__play:hover{transform:translate(-50%,-50%) scale(1.07);color:var(--jz-accent)}
.jz-about__badge{
  position:absolute;right:-18px;top:26px;background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));
  color:#fff;border-radius:var(--jz-r);padding:16px 20px;box-shadow:var(--jz-sh-3);text-align:center
}
.jz-about__badge b{display:block;font-size:28px;font-weight:900;line-height:1}
.jz-about__badge span{font-size:12.5px;opacity:.86}
.jz-about__txt{color:var(--jz-body);font-size:15px;line-height:1.95}
.jz-about__txt p{margin:0 0 14px}
.jz-about__mv{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}
.jz-about__mv div{background:var(--jz-bg);border-radius:var(--jz-r);padding:18px 20px;border-left:3px solid var(--jz-primary-2)}
.jz-about__mv strong{display:block;font-size:15px;color:var(--jz-ink);font-weight:800;margin-bottom:6px}
.jz-about__mv p{margin:0;font-size:13px;color:var(--jz-muted);line-height:1.7}

/* ---------------------------------------------------------------- 13. 案例 / 新闻 / FAQ */
.jz-cases{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.jz-ccard{background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);overflow:hidden;transition:.28s var(--jz-ease)}
.jz-ccard:hover{transform:translateY(-6px);box-shadow:var(--jz-sh-3);border-color:transparent}
.jz-ccard__pic{aspect-ratio:4/3;background:linear-gradient(135deg,#f2f6fb,#e4edf8);overflow:hidden}
.jz-ccard__pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--jz-ease)}
.jz-ccard:hover .jz-ccard__pic img{transform:scale(1.07)}
.jz-ccard__bd{padding:16px}
.jz-ccard__bd strong{display:block;font-size:15.5px;color:var(--jz-ink);font-weight:800;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jz-ccard__bd span{display:block;margin-top:8px;font-size:12.5px;color:var(--jz-muted)}

.jz-news{display:grid;grid-template-columns:1.25fr 1fr;gap:26px}
.jz-news__hot{background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);padding:24px}
.jz-news__hot h4{font-size:17px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.jz-news__hot h4::before{content:"";width:4px;height:17px;border-radius:2px;background:var(--jz-accent)}
.jz-news__list li{padding:13px 0;border-bottom:1px dashed var(--jz-line);display:flex;gap:14px}
.jz-news__list li:last-child{border-bottom:0}
.jz-news__date{
  flex:0 0 auto;width:58px;height:58px;border-radius:12px;background:var(--jz-bg);display:flex;flex-direction:column;
  align-items:center;justify-content:center;line-height:1.1
}
.jz-news__date b{font-size:19px;font-weight:900;color:var(--jz-primary)}
.jz-news__date span{font-size:11px;color:var(--jz-muted)}
.jz-news__tx{min-width:0}
.jz-news__tx a{font-size:15px;font-weight:700;color:var(--jz-ink);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.jz-news__tx p{margin:5px 0 0;font-size:13px;color:var(--jz-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

.jz-faq{max-width:920px;margin:0 auto;display:grid;gap:12px}
.jz-faq__i{background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);overflow:hidden;transition:.25s}
.jz-faq__i.is-open{border-color:var(--jz-primary-2);box-shadow:var(--jz-sh-2)}
.jz-faq__q{width:100%;text-align:left;background:0;border:0;padding:20px 22px;display:flex;align-items:center;gap:14px;cursor:pointer;font-size:16px;font-weight:700;color:var(--jz-ink)}
.jz-faq__q b{flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--jz-primary-soft);color:var(--jz-primary);display:flex;align-items:center;justify-content:center;font-size:15px}
.jz-faq__q i{margin-left:auto;flex:0 0 auto;width:22px;height:22px;border-radius:50%;border:1.5px solid var(--jz-line);position:relative;transition:.25s}
.jz-faq__q i::before,.jz-faq__q i::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--jz-body);transition:.25s}
.jz-faq__q i::before{width:10px;height:1.6px}
.jz-faq__q i::after{width:1.6px;height:10px}
.jz-faq__i.is-open .jz-faq__q i{background:var(--jz-primary);border-color:var(--jz-primary)}
.jz-faq__i.is-open .jz-faq__q i::before,.jz-faq__i.is-open .jz-faq__q i::after{background:#fff}
.jz-faq__i.is-open .jz-faq__q i::after{opacity:0}
.jz-faq__a{display:none;padding:0 22px 22px 62px;font-size:14.5px;color:var(--jz-body);line-height:1.9}
.jz-faq__i.is-open .jz-faq__a{display:block;animation:jzFade .3s var(--jz-ease)}

/* ---------------------------------------------------------------- 14. 底部 CTA / 页脚 */
.jz-ctalead{
  background:linear-gradient(120deg,#0b3465 0%,#134f92 52%,#0a2f5e 100%);position:relative;overflow:hidden
}
.jz-ctalead::before{content:"";position:absolute;left:-120px;bottom:-160px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(242,106,27,.26),transparent 65%)}
.jz-ctalead .jz-container{position:relative;z-index:2;display:grid;grid-template-columns:1fr 520px;gap:56px;align-items:center;padding:66px 24px}
.jz-ctalead h2{color:#fff;font-size:36px;margin-bottom:16px}
.jz-ctalead p{color:rgba(255,255,255,.82);font-size:15.5px;line-height:1.9;max-width:520px}
.jz-ctalead__pts{margin-top:26px;display:grid;gap:12px}
.jz-ctalead__pt{display:flex;align-items:center;gap:12px;color:#fff;font-size:15px;font-weight:600}
.jz-ctalead__pt span{width:26px;height:26px;flex:0 0 auto;border-radius:50%;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;color:var(--jz-accent-2)}
.jz-ctalead__form{background:#fff;border-radius:var(--jz-r-lg);padding:26px;box-shadow:var(--jz-sh-3)}
.jz-ctalead__form h3{font-size:20px;margin-bottom:6px}
.jz-ctalead__form .jz-form{margin-top:14px}

.jz-footer{background:#0a2547;color:rgba(255,255,255,.72);font-size:14px;padding-top:64px}
.jz-footer__grid{display:grid;grid-template-columns:1.35fr .8fr .8fr .8fr .9fr;gap:36px;padding-bottom:48px}
.jz-footer__lg{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.jz-footer__lg img{height:44px;background:#fff;border-radius:8px;padding:6px 10px}
.jz-footer__co{font-size:16px;color:#fff;font-weight:800;line-height:1.5}
.jz-footer__li{display:flex;gap:11px;align-items:flex-start;margin-bottom:13px;line-height:1.7}
.jz-footer__li svg{flex:0 0 auto;margin-top:4px;color:var(--jz-accent-2)}
.jz-footer__li a{color:rgba(255,255,255,.72)}
.jz-footer__li a:hover{color:#fff}
.jz-footer h4{color:#fff;font-size:16px;font-weight:800;margin-bottom:18px;position:relative;padding-bottom:12px}
.jz-footer h4::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:3px;border-radius:2px;background:var(--jz-accent)}
.jz-footer__links{display:grid;gap:11px}
.jz-footer__links a{color:rgba(255,255,255,.7)}
.jz-footer__links a:hover{color:#fff;padding-left:4px}
.jz-footer__qr{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--jz-r);padding:14px;text-align:center}
.jz-footer__qr img{width:100%;max-width:130px;margin:0 auto 10px;background:#fff;border-radius:8px;padding:6px}
.jz-footer__qr span{font-size:13px;color:rgba(255,255,255,.8)}
.jz-footer__bar{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6)
}
.jz-footer__bar a{color:rgba(255,255,255,.6)}
.jz-footer__bar a:hover{color:#fff}

/* ---------------------------------------------------------------- 15. 悬浮组件 */
.jz-side{position:fixed;right:16px;bottom:86px;z-index:120;display:grid;gap:10px}
.jz-side__i{
  position:relative;width:60px;border-radius:14px;background:#fff;box-shadow:var(--jz-sh-2);border:1px solid var(--jz-line);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:11px 4px;cursor:pointer;
  color:var(--jz-primary);font-size:12px;font-weight:700;transition:.24s var(--jz-ease)
}
.jz-side__i:hover{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));color:#fff;transform:translateX(-4px)}
.jz-side__i svg{width:22px;height:22px}
.jz-side__lnk{display:flex;flex-direction:column;align-items:center;gap:4px;color:inherit}
.jz-side__i--accent{background:linear-gradient(135deg,var(--jz-accent-2),var(--jz-accent));color:#fff;border-color:transparent}
.jz-side__i--accent:hover{filter:brightness(1.06)}
.jz-side__pop{
  position:absolute;right:70px;top:50%;transform:translateY(-50%) translateX(8px);background:#fff;border-radius:12px;
  box-shadow:var(--jz-sh-3);padding:12px;opacity:0;visibility:hidden;transition:.25s var(--jz-ease);border:1px solid var(--jz-line)
}
.jz-side__i:hover .jz-side__pop{opacity:1;visibility:visible;transform:translateY(-50%)}
.jz-side__pop img{width:120px;border-radius:8px}
.jz-side__pop p{margin:0;white-space:nowrap;font-size:14px;color:var(--jz-ink);font-weight:700;padding:6px 4px}

.jz-mbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:130;background:#fff;border-top:1px solid var(--jz-line);
  box-shadow:0 -6px 22px rgba(12,40,78,.10);padding-bottom:env(safe-area-inset-bottom)}
.jz-mbar__grid{display:grid;grid-template-columns:1fr 1fr 1fr 1.25fr}
.jz-mbar a,.jz-mbar button{
  height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  font-size:11.5px;color:var(--jz-body);background:0;border:0;cursor:pointer;font-weight:600
}
.jz-mbar svg{width:19px;height:19px;color:var(--jz-primary)}
.jz-mbar__q{background:linear-gradient(135deg,var(--jz-accent-2),var(--jz-accent))!important;color:#fff!important}
.jz-mbar__q svg{color:#fff}

.jz-modal{position:fixed;inset:0;z-index:300;display:none;align-items:center;justify-content:center;padding:20px}
.jz-modal.is-on{display:flex}
.jz-modal__mask{position:absolute;inset:0;background:rgba(8,26,48,.6);animation:jzFade .25s}
.jz-modal__box{
  position:relative;width:100%;max-width:460px;background:#fff;border-radius:var(--jz-r-lg);padding:28px;
  box-shadow:var(--jz-sh-3);animation:jzPop .32s var(--jz-ease)
}
@keyframes jzPop{from{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:none}}
.jz-modal__x{position:absolute;right:14px;top:14px;width:34px;height:34px;border-radius:10px;border:1px solid var(--jz-line);background:#fff;cursor:pointer;color:var(--jz-body);font-size:18px;line-height:1}
.jz-modal__box h3{font-size:21px;margin-bottom:6px}
.jz-modal__box>p{font-size:13.5px;color:var(--jz-muted);margin-bottom:16px}

.jz-toast{
  position:fixed;left:50%;top:26px;transform:translate(-50%,-24px);z-index:400;background:#14202e;color:#fff;
  border-radius:12px;padding:13px 22px;font-size:14.5px;font-weight:600;box-shadow:var(--jz-sh-3);
  opacity:0;visibility:hidden;transition:.3s var(--jz-ease);max-width:88vw;text-align:center
}
.jz-toast.is-on{opacity:1;visibility:visible;transform:translate(-50%,0)}
.jz-toast.is-err{background:#c8362d}
.jz-toast.is-ok{background:#15803d}

/* 顶部栏微信浮层 */
.jz-pop{position:relative;display:inline-flex}
.jz-pop__box{
  position:absolute;top:calc(100% + 10px);right:0;z-index:80;background:#fff;border:1px solid var(--jz-line);
  border-radius:12px;box-shadow:var(--jz-sh-3);padding:10px;opacity:0;visibility:hidden;transform:translateY(6px);
  transition:.24s var(--jz-ease);text-align:center
}
.jz-pop:hover .jz-pop__box{opacity:1;visibility:visible;transform:none}
.jz-pop__box img{width:120px;border-radius:8px}
.jz-pop__box p{margin:8px 0 2px;font-size:12.5px;color:var(--jz-ink);font-weight:700;white-space:nowrap}

/* ---------------------------------------------------------------- 16. 内页 */
.jz-pgbanner{
  background:linear-gradient(120deg,#0b3465 0%,#134f92 55%,#0a2f5e 100%);position:relative;overflow:hidden;padding:56px 0 48px
}
.jz-pgbanner::before{content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px}
.jz-pgbanner::after{content:"";position:absolute;right:-120px;top:-120px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(242,106,27,.28),transparent 66%)}
.jz-pgbanner .jz-container{position:relative;z-index:2}
.jz-pgbanner h1{color:#fff;font-size:36px;letter-spacing:-.02em}
.jz-pgbanner p{margin:12px 0 0;color:rgba(255,255,255,.78);font-size:14.5px;max-width:760px;line-height:1.85}
.jz-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:16px;flex-wrap:wrap}
.jz-crumb a{color:rgba(255,255,255,.72)}
.jz-crumb a:hover{color:#fff}
.jz-crumb svg{opacity:.6}

.jz-layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:36px;align-items:start}
.jz-layout--wide{grid-template-columns:minmax(0,1fr)}

.jz-sorttabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;padding-bottom:22px;border-bottom:1px solid var(--jz-line)}
.jz-sorttabs a{
  height:40px;padding:0 18px;border-radius:999px;background:var(--jz-bg);color:var(--jz-body);
  display:inline-flex;align-items:center;font-size:14.5px;font-weight:700;transition:.22s
}
.jz-sorttabs a:hover{background:var(--jz-primary-soft);color:var(--jz-primary)}
.jz-sorttabs a.is-on{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));color:#fff}

.jz-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.jz-pager{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;margin-top:40px}
.jz-pager a,.jz-pager span{
  min-width:40px;height:40px;padding:0 14px;border-radius:10px;border:1px solid var(--jz-line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--jz-body)
}
.jz-pager a:hover{border-color:var(--jz-primary-2);color:var(--jz-primary-2)}
.jz-pager .is-cur{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));border-color:transparent;color:#fff}

.jz-empty{padding:70px 20px;text-align:center;color:var(--jz-muted);background:var(--jz-bg);border-radius:var(--jz-r)}

/* 侧栏 */
.jz-sidebox{display:grid;gap:20px;position:sticky;top:100px}
.jz-sbox{background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);overflow:hidden}
.jz-sbox__h{padding:16px 20px;border-bottom:1px solid var(--jz-line);font-size:16px;font-weight:800;color:var(--jz-ink);display:flex;align-items:center;gap:9px}
.jz-sbox__h::before{content:"";width:4px;height:16px;border-radius:2px;background:linear-gradient(180deg,var(--jz-primary-2),var(--jz-accent))}
.jz-sbox__b{padding:20px}
.jz-sbox--quote{background:linear-gradient(150deg,#0d3f7c,#12559b);border:0;color:#fff}
.jz-sbox--quote .jz-sbox__h{color:#fff;border-bottom-color:rgba(255,255,255,.16)}
.jz-sbox--quote .jz-sbox__h::before{background:var(--jz-accent)}
.jz-sbox--quote .jz-input,.jz-sbox--quote .jz-textarea{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.24);color:#fff}
.jz-sbox--quote .jz-input::placeholder,.jz-sbox--quote .jz-textarea::placeholder{color:rgba(255,255,255,.6)}
.jz-sbox__links li{border-bottom:1px dashed var(--jz-line)}
.jz-sbox__links li:last-child{border-bottom:0}
.jz-sbox__links a{display:flex;align-items:center;gap:10px;padding:12px 0;font-size:14.5px;color:var(--jz-body);font-weight:600}
.jz-sbox__links a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--jz-line);flex:0 0 auto}
.jz-sbox__links a:hover{color:var(--jz-primary-2)}
.jz-sbox__links a:hover::before{background:var(--jz-accent)}
.jz-sbox__ct{display:grid;gap:12px;font-size:14px}
.jz-sbox__ct div{display:flex;gap:10px;align-items:flex-start;line-height:1.7}
.jz-sbox__ct svg{flex:0 0 auto;margin-top:3px;color:var(--jz-primary-2)}

/* 详情 */
.jz-detail{display:grid;grid-template-columns:1.02fr 1fr;gap:44px;align-items:start}
.jz-gallery__main{border-radius:var(--jz-r-lg);overflow:hidden;background:linear-gradient(135deg,#f2f6fb,#e6eef8);aspect-ratio:4/3.2;position:relative}
.jz-gallery__main img{width:100%;height:100%;object-fit:cover}
.jz-gallery__thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:12px}
.jz-gallery__thumbs button{padding:0;border:2px solid transparent;border-radius:10px;overflow:hidden;background:var(--jz-bg);cursor:pointer;aspect-ratio:4/3}
.jz-gallery__thumbs button.is-on{border-color:var(--jz-primary-2)}
.jz-gallery__thumbs img{width:100%;height:100%;object-fit:cover}
.jz-detail__t{font-size:30px;line-height:1.35;margin-bottom:14px}
.jz-detail__meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.jz-detail__meta span{height:30px;padding:0 12px;border-radius:8px;background:var(--jz-bg);color:var(--jz-body);font-size:13px;font-weight:600;display:inline-flex;align-items:center}
.jz-detail__d{font-size:15px;line-height:1.9;color:var(--jz-body);padding-bottom:20px;border-bottom:1px dashed var(--jz-line)}
.jz-detail__specs{margin:18px 0 22px;display:grid;gap:10px}
.jz-detail__specs li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--jz-body);line-height:1.75}
.jz-detail__specs svg{flex:0 0 auto;margin-top:3px;color:var(--jz-accent)}
.jz-detail__btns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:10px}
.jz-detail__tel{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--jz-body);margin-top:16px}
.jz-detail__tel b{font-size:22px;color:var(--jz-primary);font-weight:900}

.jz-dtabs{display:flex;gap:6px;border-bottom:1px solid var(--jz-line);margin-bottom:28px;flex-wrap:wrap}
.jz-dtabs button{
  height:52px;padding:0 24px;border:0;background:0;cursor:pointer;font-size:16px;font-weight:700;color:var(--jz-body);
  position:relative;transition:.22s
}
.jz-dtabs button::after{content:"";position:absolute;left:24px;right:24px;bottom:-1px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--jz-primary-2),var(--jz-accent));transform:scaleX(0);transition:transform .25s var(--jz-ease)}
.jz-dtabs button.is-on{color:var(--jz-primary-2)}
.jz-dtabs button.is-on::after{transform:scaleX(1)}
.jz-dpane{display:none}
.jz-dpane.is-on{display:block;animation:jzFade .4s var(--jz-ease)}

.jz-prose{font-size:15.5px;line-height:2;color:var(--jz-body);word-break:break-word}
.jz-prose h1,.jz-prose h2,.jz-prose h3,.jz-prose h4{margin:26px 0 14px;font-size:19px;color:var(--jz-ink)}
.jz-prose h1{font-size:23px}
.jz-prose p{margin:0 0 16px}
.jz-prose img{border-radius:var(--jz-r);margin:18px auto;box-shadow:var(--jz-sh-1)}
.jz-prose ul,.jz-prose ol{margin:0 0 16px;padding-left:22px;list-style:disc}
.jz-prose ol{list-style:decimal}
.jz-prose li{margin-bottom:8px}
.jz-prose table{margin:20px 0;font-size:14.5px;border:1px solid var(--jz-line);border-radius:var(--jz-r);overflow:hidden}
.jz-prose table th,.jz-prose table td{padding:12px 14px;border:1px solid var(--jz-line);text-align:left}
.jz-prose table th{background:var(--jz-bg);color:var(--jz-ink);font-weight:800}
.jz-prose table tr:nth-child(even) td{background:#fafcfe}
.jz-prose blockquote{margin:20px 0;padding:16px 20px;background:var(--jz-bg);border-left:4px solid var(--jz-primary-2);border-radius:0 var(--jz-r) var(--jz-r) 0;color:var(--jz-body)}
.jz-prose a{color:var(--jz-primary-2);text-decoration:underline}
.jz-prose>*:first-child{margin-top:0}

.jz-artmeta{display:flex;flex-wrap:wrap;gap:20px;font-size:13.5px;color:var(--jz-muted);padding-bottom:18px;border-bottom:1px solid var(--jz-line);margin-bottom:26px}
.jz-artmeta span{display:inline-flex;align-items:center;gap:7px}
.jz-ctxnav{display:grid;gap:10px;margin-top:34px;padding-top:24px;border-top:1px solid var(--jz-line);font-size:14.5px}
.jz-ctxnav a{color:var(--jz-body)}
.jz-ctxnav a:hover{color:var(--jz-primary-2)}
.jz-ctxnav div{display:flex;gap:10px;align-items:center;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.jz-ctxnav b{flex:0 0 auto;color:var(--jz-muted);font-weight:600}

.jz-contact{display:grid;grid-template-columns:1fr 1.1fr;gap:44px;align-items:start}
.jz-contact__li{display:flex;gap:16px;padding:20px;background:#fff;border:1px solid var(--jz-line);border-radius:var(--jz-r);margin-bottom:14px}
.jz-contact__li__ico{width:48px;height:48px;flex:0 0 auto;border-radius:14px;background:var(--jz-primary-soft);color:var(--jz-primary);display:flex;align-items:center;justify-content:center}
.jz-contact__li>div>span{display:block;font-size:13px;color:var(--jz-muted);margin-bottom:4px}
.jz-contact__li strong{display:block;font-size:16.5px;color:var(--jz-ink);font-weight:800;line-height:1.6;word-break:break-all}
.jz-map{border-radius:var(--jz-r-lg);overflow:hidden;border:1px solid var(--jz-line);background:var(--jz-bg);min-height:280px;display:flex;align-items:center;justify-content:center;color:var(--jz-muted)}

.jz-imgwall{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.jz-imgwall a{border-radius:var(--jz-r);overflow:hidden;aspect-ratio:4/3;background:var(--jz-bg-2)}
.jz-imgwall img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--jz-ease)}
.jz-imgwall a:hover img{transform:scale(1.07)}

/* ---------------------------------------------------------------- 17. 内页补充类 */
.jz-cat+.jz-cat::before{content:"、"}
.jz-mt6{margin-top:6px}
.jz-form__lead{margin:0;font-size:13.5px;color:var(--jz-muted)}
.jz-footer__intro{margin:0 0 18px;line-height:1.85;color:rgba(255,255,255,.62)}
.jz-contact__h{font-size:22px;margin-bottom:6px}
.jz-contact__p{color:var(--jz-muted);font-size:14px;margin-bottom:22px}
.jz-contact__btns{display:flex;gap:14px;flex-wrap:wrap}
.jz-contact__qr{display:grid;gap:18px;grid-template-columns:130px 1fr;align-items:center}
.jz-contact__qr img{width:130px;border-radius:10px;border:1px solid var(--jz-line)}
.jz-contact__qr p{margin:0 0 8px;font-size:14.5px;color:var(--jz-ink);font-weight:700}
.jz-contact__qr .jz-muted-p{color:var(--jz-muted);font-size:13.5px;font-weight:400;line-height:1.8;margin:0}
.jz-searchbar{display:grid;grid-template-columns:minmax(0,1fr) 150px;gap:12px;max-width:720px;margin:0 auto 40px}
.jz-searchtip{max-width:720px;margin:40px auto 0;padding:26px;background:var(--jz-bg);border-radius:var(--jz-r);
  border:1px dashed var(--jz-line)}
.jz-searchtip__t{font-size:15.5px;font-weight:700;color:var(--jz-ink);margin-bottom:6px}
.jz-ctalead__btns{display:flex;gap:14px;flex-wrap:wrap}
@media (max-width:560px){
  .jz-contact__qr{grid-template-columns:1fr}
  .jz-contact__qr img{width:110px;margin:0 auto}
  .jz-searchbar{grid-template-columns:1fr}
}

/* ---------------------------------------------------------------- 18. 响应式 */
@media (max-width:1280px){
  .jz-head h2,.jz-h2{font-size:33px}
  .jz-hero__title{font-size:44px}
  .jz-hero__grid{grid-template-columns:minmax(0,1fr) 350px;gap:36px}
  .jz-pgrid,.jz-series,.jz-cases,.jz-shop{grid-template-columns:repeat(3,1fr)}
  .jz-ind{grid-template-columns:repeat(3,1fr)}
  .jz-shop a:nth-child(1){grid-column:span 2;grid-row:span 2}
  .jz-layout{grid-template-columns:minmax(0,1fr) 310px;gap:28px}
}
@media (max-width:1080px){
  .jz-nav,.jz-hd-cta .jz-btn{display:none}
  .jz-burger{display:block}
  .jz-header__inner{height:70px;gap:16px;justify-content:space-between}
  .jz-logo img{height:40px}
  .jz-hero__grid{grid-template-columns:1fr;padding:56px 0 76px;gap:32px}
  .jz-hero__title{font-size:38px}
  .jz-lead{max-width:520px}
  .jz-layout,.jz-detail,.jz-contact,.jz-quality,.jz-about,.jz-news,.jz-ctalead .jz-container{grid-template-columns:1fr}
  .jz-quality__media{order:-1}
  .jz-quality__tag{left:16px}
  .jz-about__badge{right:12px}
  .jz-sidebox{position:static}
  .jz-flow{grid-template-columns:repeat(3,1fr);gap:26px 0}
  .jz-flow__i::before{display:none}
  .jz-stats__box{grid-template-columns:repeat(2,1fr)}
  .jz-stat:nth-child(3)::before{display:none}
  .jz-stat:nth-child(n+3){border-top:1px solid var(--jz-line)}
  .jz-ctalead .jz-container{padding:52px 24px}
}
@media (max-width:860px){
  .jz-sec{padding:64px 0}
  .jz-head h2,.jz-h2{font-size:28px}
  .jz-head{margin-bottom:34px}
  .jz-hero__title{font-size:31px}
  .jz-hero__sub{font-size:15px}
  .jz-pgrid,.jz-series,.jz-cases,.jz-adv,.jz-ind,.jz-news,.jz-shop{grid-template-columns:repeat(2,1fr)}
  .jz-cards{grid-template-columns:repeat(2,1fr)}
  .jz-shop a:nth-child(1){grid-column:span 2;grid-row:span 1}
  .jz-quality__list{grid-template-columns:1fr}
  .jz-quick .jz-container{padding:26px 24px;gap:20px}
  .jz-side{display:none}
  .jz-mbar{display:block}
  .jz-body{padding-bottom:56px}
  .jz-footer__grid{grid-template-columns:1fr 1fr;gap:28px}
  .jz-pgbanner{padding:40px 0 34px}
  .jz-pgbanner h1{font-size:27px}
  .jz-detail__t{font-size:23px}
  .jz-tab{height:40px;padding:0 16px;font-size:14px}
  .jz-sorttabs{gap:8px}
  .jz-sorttabs a{height:36px;padding:0 14px;font-size:13.5px}
  .jz-imgwall{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .jz-container{padding:0 16px}
  .jz-sec{padding:52px 0}
  .jz-hero__title{font-size:26px}
  .jz-hero__pts{gap:8px}
  .jz-hero__pt{height:34px;font-size:13px;padding:0 12px}
  .jz-pgrid,.jz-series,.jz-cases,.jz-adv,.jz-ind,.jz-cards{grid-template-columns:1fr 1fr}
  .jz-pcard__bd{padding:12px}
  .jz-pcard__t{font-size:14.5px}
  .jz-pcard__d{display:none}
  .jz-stat{padding:22px 12px}
  .jz-stat b{font-size:32px}
  .jz-quick__tel strong{font-size:21px}
  .jz-form--2col{grid-template-columns:1fr}
  .jz-footer__grid{grid-template-columns:1fr}
  .jz-flow{grid-template-columns:1fr 1fr;gap:22px 0}
  .jz-modal__box{padding:22px 18px}
  .jz-quality__tag{padding:12px 16px}
  .jz-quality__tag b{font-size:24px}
  .jz-about__mv{grid-template-columns:1fr}
  .jz-dtabs button{height:46px;padding:0 14px;font-size:14.5px}
  .jz-faq__a{padding-left:22px}
  .jz-faq__q{font-size:14.5px;padding:16px}
}

/* ==========================================================================
   站点差异化（v1/v2/v3/v4）—— 一套模板 × 四种外观
   cn  = jz-v1 深钢蓝工业（默认，不在此文件覆盖）
   cn2 = jz-v2 铝合金 · 明亮银青（浅色首屏 + 通栏留资条）
   cn3 = jz-v3 多钢种 · 深色重工（深色底 + 居中首屏）
   cn4 = jz-v4 精密轴承环 · 墨蓝青（大圆角 + 规格卡首屏）
   仅靠 body 上的变体类 + CSS 变量切换，无需多套模板。
   ========================================================================== */

/* ---------------------------------------------------------------- V2 · 明亮银青 */
.jz-v2{
  --jz-primary:#0d6e7e; --jz-primary-2:#14a0b5; --jz-primary-3:#0a5563; --jz-primary-soft:#e4f3f6;
  --jz-accent:#e8912a; --jz-accent-2:#f5ad4e; --jz-accent-soft:#fdf3e3;
  --jz-ink:#10232b; --jz-body:#57666d; --jz-muted:#8fa1a8;
  --jz-line:#dde7ea; --jz-line-2:#eaf1f3; --jz-bg:#f2f7f8; --jz-bg-2:#e6eff1;
  --jz-r:6px; --jz-r-lg:10px; --jz-r-sm:4px;
  --jz-sh-1:0 1px 4px rgba(13,62,74,.05);
  --jz-sh-2:0 8px 24px rgba(13,62,74,.08);
  --jz-sh-3:0 16px 40px rgba(13,62,74,.12);
}
.jz-v2 .jz-top{background:#0d6e7e}
.jz-v2 .jz-nav{justify-content:flex-end}
.jz-v2 .jz-nav__a{height:78px;padding:0 15px;font-size:15.5px}
.jz-v2 .jz-nav__a::after{background:var(--jz-accent)}
.jz-v2 .jz-nav__drop{border-radius:var(--jz-r)}
.jz-v2 .jz-header__inner{height:78px}
.jz-v2 .jz-btn{border-radius:var(--jz-r-sm)}
.jz-v2 .jz-tab,.jz-v2 .jz-sorttabs a,.jz-v2 .jz-pager a,.jz-v2 .jz-pager span{border-radius:var(--jz-r-sm)}
.jz-v2 .jz-eyebrow{background:transparent;border:1px solid var(--jz-primary-2);color:var(--jz-primary);border-radius:2px}
.jz-v2 .jz-head{text-align:left;margin-left:0;margin-right:0;max-width:none}
.jz-v2 .jz-h2line{margin-left:0;background:var(--jz-accent)}
.jz-v2 .jz-head h2,.jz-v2 .jz-h2{font-size:34px}
.jz-v2 .jz-sec--gray{background:#fff;border-top:1px solid var(--jz-line);border-bottom:1px solid var(--jz-line)}
.jz-v2 .jz-stat b{color:var(--jz-ink)}
.jz-v2 .jz-stat b i{color:var(--jz-accent)}
.jz-v2 .jz-stats{margin-top:0}
.jz-v2 .jz-stats__box{border-radius:0;border-left:0;border-right:0;box-shadow:none;border-top:1px solid var(--jz-line);border-bottom:1px solid var(--jz-line)}
.jz-v2 .jz-pcard{border-width:1px;border-radius:var(--jz-r)}
.jz-v2 .jz-pcard__pic{aspect-ratio:1/1;background:#eef4f5}
.jz-v2 .jz-pcard__q{border-radius:var(--jz-r-sm);background:transparent}
.jz-v2 .jz-scard{border-radius:var(--jz-r);aspect-ratio:4/3}
.jz-v2 .jz-cases{grid-template-columns:repeat(2,1fr)}
.jz-v2 .jz-ccard{border-radius:var(--jz-r)}
.jz-v2 .jz-ccard__pic{aspect-ratio:16/9}
.jz-v2 .jz-flow__no{border-radius:var(--jz-r-sm)}
.jz-v2 .jz-advcard{border-radius:var(--jz-r)}
.jz-v2 .jz-advcard__ico{border-radius:var(--jz-r-sm);background:var(--jz-primary-soft)}
.jz-v2 .jz-quick{background:linear-gradient(100deg,#0a5563,#0d6e7e 60%,#14a0b5)}
.jz-v2 .jz-ctalead{background:linear-gradient(120deg,#123c46,#0d6e7e 70%,#128898)}
.jz-v2 .jz-footer{background:#eef3f4;color:#5d6c73}
.jz-v2 .jz-footer h4,.jz-v2 .jz-footer__co{color:#10232b}
.jz-v2 .jz-footer h4::after{background:var(--jz-accent)}
.jz-v2 .jz-footer__links a,.jz-v2 .jz-footer__li a,.jz-v2 .jz-footer__bar a{color:#5d6c73}
.jz-v2 .jz-footer__links a:hover,.jz-v2 .jz-footer__bar a:hover{color:var(--jz-primary)}
.jz-v2 .jz-footer__li svg,.jz-v2 .jz-footer__li svg{color:var(--jz-primary-2)}
.jz-v2 .jz-footer__intro{color:#5d6c73}
.jz-v2 .jz-footer__lg img{background:#fff;border:1px solid var(--jz-line)}
.jz-v2 .jz-footer__qr{background:#fff;border-color:var(--jz-line)}
.jz-v2 .jz-footer__qr span{color:#5d6c73}
.jz-v2 .jz-footer__bar{border-top-color:var(--jz-line);color:#7b8b92}
.jz-v2 .jz-mbar__q{background:var(--jz-primary)!important}
.jz-v2 .jz-side__i--accent{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary))}
.jz-v2 .jz-pgbanner{background:#eef4f5;padding:44px 0 38px}
.jz-v2 .jz-pgbanner::before,.jz-v2 .jz-pgbanner::after{display:none}
.jz-v2 .jz-pgbanner h1{color:var(--jz-ink);font-size:31px}
.jz-v2 .jz-pgbanner p{color:var(--jz-body)}
.jz-v2 .jz-crumb,.jz-v2 .jz-crumb a{color:var(--jz-muted)}
.jz-v2 .jz-cards{grid-template-columns:repeat(3,1fr)}

/* V2 首屏：浅色底 + 左文右图 */
.jz-v2 .jz-hero{background:#f2f7f8;color:var(--jz-body)}
.jz-v2 .jz-hero .jz-hero__media,
.jz-v2 .jz-hero .jz-hero__mask,
.jz-v2 .jz-hero .jz-hero__hair{display:none}
.jz-v2 .jz-hero .jz-hero__grid{grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);gap:44px;padding:54px 0 40px}
.jz-v2 .jz-hero .jz-hero__badge{background:#fff;border-color:var(--jz-line);color:var(--jz-primary);backdrop-filter:none}
.jz-v2 .jz-hero .jz-hero__title{color:var(--jz-ink);font-size:44px}
.jz-v2 .jz-hero .jz-hero__sub{color:var(--jz-body);font-size:16px}
.jz-v2 .jz-hero .jz-hero__pt{background:#fff;border-color:var(--jz-line);color:var(--jz-ink)}
.jz-v2 .jz-hero .jz-hero__pt svg{color:var(--jz-primary-2)}
.jz-v2 .jz-hero .jz-btn--ghost{background:#fff;color:var(--jz-primary);border-color:var(--jz-line)}
.jz-v2 .jz-hero .jz-btn--ghost:hover{background:var(--jz-primary);color:#fff}
.jz-hero__shot{position:relative;border-radius:var(--jz-r-lg);overflow:hidden;box-shadow:var(--jz-sh-3);aspect-ratio:4/3.1}
.jz-hero__shot img{width:100%;height:100%;object-fit:cover}
.jz-hero__shot::after{content:"";position:absolute;inset:auto 0 0 0;height:38%;background:linear-gradient(to top,rgba(9,44,54,.62),transparent)}
.jz-hero__shtxt{position:absolute;left:20px;bottom:18px;z-index:2;color:#fff}
.jz-hero__shtxt strong{display:block;font-size:19px;font-weight:800}
.jz-hero__shtxt span{font-size:13px;opacity:.85}
.jz-hero__shotmini{position:absolute;right:-16px;bottom:-16px;width:150px;border-radius:var(--jz-r);overflow:hidden;border:4px solid #fff;box-shadow:var(--jz-sh-2)}
@media (max-width:1080px){.jz-hero__shotmini{display:none}}
.jz-v2 .jz-hero .jz-hero__dots{display:none}

/* V2 通栏留资条 */
.jz-leadbar{background:#0d6e7e;padding:22px 0}
.jz-lbform{display:grid;grid-template-columns:repeat(4,minmax(0,1fr)) auto;gap:12px;align-items:center}
.jz-leadbar__h{grid-column:1/-1;color:#fff;font-size:16px;font-weight:700;margin-bottom:2px}
.jz-leadbar__h span{font-weight:400;opacity:.8;font-size:13px;margin-left:8px}
.jz-leadbar input,.jz-leadbar textarea{width:100%;border:0;border-radius:var(--jz-r-sm);padding:13px 14px;font-size:14.5px;background:#fff;color:var(--jz-ink)}
.jz-leadbar .jz-form__ok{grid-column:1/-1}
.jz-leadbar .jz-form__note{grid-column:1/-1;color:rgba(255,255,255,.75);margin:2px 0 0}
@media (max-width:1080px){
  .jz-lbform{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){.jz-lbform{grid-template-columns:1fr}}

/* 产品分类快速入口（V2 / V4 产品区下方） */
.jz-catline{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:28px}
.jz-catline a{display:inline-flex;align-items:center;gap:5px;height:38px;padding:0 16px;border:1px solid var(--jz-line);
  border-radius:999px;font-size:13.5px;font-weight:600;color:var(--jz-body);background:#fff}
.jz-catline a:hover{border-color:var(--jz-primary-2);color:var(--jz-primary-2)}
.jz-v2 .jz-catline a{border-radius:var(--jz-r-sm)}
.jz-v3 .jz-catline a{background:#101c2b;color:#a7b7c7;border-color:var(--jz-line)}

/* ---------------------------------------------------------------- V3 · 深色重工 */
.jz-v3{
  --jz-primary:#2f81f7; --jz-primary-2:#38bdf8; --jz-primary-3:#1d4ed8; --jz-primary-soft:#12283f;
  --jz-accent:#ff7a00; --jz-accent-2:#ffa040; --jz-accent-soft:#2a1c0d;
  --jz-ink:#eaf2fb; --jz-body:#a7b7c7; --jz-muted:#7d8fa3;
  --jz-line:#22334a; --jz-line-2:#1b2a3d; --jz-bg:#0f1b2a; --jz-bg-2:#152437;
  --jz-r:2px; --jz-r-lg:3px; --jz-r-sm:2px;
  --jz-sh-1:none; --jz-sh-2:0 10px 28px rgba(0,0,0,.35); --jz-sh-3:0 20px 50px rgba(0,0,0,.5);
}
body.jz-body.jz-v3{background:#0b1420;color:var(--jz-body)}
.jz-v3 .jz-top{background:#070f18;border-bottom:1px solid var(--jz-line)}
.jz-v3 .jz-header{background:#0b1420;border-bottom-color:var(--jz-line)}
.jz-v3 .jz-header.is-stuck{box-shadow:0 10px 30px rgba(0,0,0,.5)}
.jz-v3 .jz-logo img{filter:brightness(1.15)}
.jz-v3 .jz-nav__a{color:#dbe7f3}
.jz-v3 .jz-nav__drop{background:#101c2b;border-color:var(--jz-line)}
.jz-v3 .jz-nav__drop a{color:#a7b7c7}
.jz-v3 .jz-nav__drop a:hover{background:#152437;color:#fff}
.jz-v3 .jz-hd-tel__tx strong{color:#fff}
.jz-v3 .jz-hd-tel__ico{background:#1b2a3d;color:var(--jz-primary-2)}
.jz-v3 .jz-burger{background:#101c2b;border-color:var(--jz-line)}
.jz-v3 .jz-burger i{background:#dbe7f3}
.jz-v3 .jz-drawer{background:#0f1b2a}
.jz-v3 .jz-drawer nav a{color:#eaf2fb;border-bottom-color:var(--jz-line-2)}
.jz-v3 .jz-drawer__x{background:#152437;border-color:var(--jz-line);color:#dbe7f3}
.jz-v3 .jz-sec--gray{background:#0f1b2a}
.jz-v3 .jz-sec--gray+.jz-sec,.jz-v3 .jz-sec--gray{border-top:1px solid var(--jz-line-2)}
.jz-v3 .jz-head{text-align:center}
.jz-v3 .jz-eyebrow{background:#12283f;color:var(--jz-primary-2);border-radius:2px}
.jz-v3 .jz-h2line{background:var(--jz-accent)}
.jz-v3 .jz-head .jz-sub{color:var(--jz-muted)}
.jz-v3 .jz-btn--line{background:#101c2b;color:#dbe7f3;border-color:var(--jz-line)}
.jz-v3 .jz-btn--line:hover{border-color:var(--jz-primary-2);color:#fff}
.jz-v3 .jz-stats{margin-top:0}
.jz-v3 .jz-stats__box{background:#0f1b2a;border-color:var(--jz-line);border-radius:0;box-shadow:none}
.jz-v3 .jz-stat+.jz-stat::before{background:var(--jz-line)}
.jz-v3 .jz-stat b{color:#fff}
.jz-v3 .jz-stat b i{color:var(--jz-accent)}
.jz-v3 .jz-stat>span{color:#c3d2e0}
.jz-v3 .jz-stat>em{color:var(--jz-muted)}
.jz-v3 .jz-tab{background:#101c2b;border-color:var(--jz-line);color:#a7b7c7;border-radius:2px}
.jz-v3 .jz-tab.is-on{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));color:#04121f}
.jz-v3 .jz-pcard,.jz-v3 .jz-ccard,.jz-v3 .jz-sbox,.jz-v3 .jz-indcard,.jz-v3 .jz-advcard,.jz-v3 .jz-qcard,.jz-v3 .jz-news__hot,.jz-v3 .jz-faq__i,.jz-v3 .jz-searchtip{
  background:#101c2b;border-color:var(--jz-line);border-radius:2px;
}
.jz-v3 .jz-pcard__t,.jz-v3 .jz-ccard__bd strong,.jz-v3 .jz-indcard strong,.jz-v3 .jz-advcard h3,
.jz-v3 .jz-qcard strong,.jz-v3 .jz-news__hot h4,.jz-v3 .jz-faq__q,.jz-v3 .jz-sbox__h,
.jz-v3 .jz-contact__li strong,.jz-v3 .jz-detail__t,.jz-v3 .jz-artmeta+.jz-prose h1{color:#eaf2fb}
.jz-v3 .jz-pcard__pic,.jz-v3 .jz-ccard__pic{background:#152437}
.jz-v3 .jz-pcard__q{background:transparent;border-color:var(--jz-accent);color:var(--jz-accent-2)}
.jz-v3 .jz-advcard__ico,.jz-v3 .jz-indcard__ico,.jz-v3 .jz-contact__li__ico{background:#12283f;color:var(--jz-primary-2)}
.jz-v3 .jz-flow__no{background:#101c2b;border-color:var(--jz-line);color:var(--jz-primary-2)}
.jz-v3 .jz-flow__i::before{background:repeating-linear-gradient(90deg,var(--jz-line) 0 8px,transparent 8px 16px)}
.jz-v3 .jz-flow__i strong{color:#eaf2fb}
.jz-v3 .jz-sbox--quote{background:#12283f;border:1px solid var(--jz-line)}
.jz-v3 .jz-sbox--quote .jz-input,.jz-v3 .jz-sbox--quote .jz-textarea,.jz-v3 .jz-input,.jz-v3 .jz-textarea,.jz-v3 .jz-select{
  background:#0d1725;border-color:var(--jz-line);color:#eaf2fb;
}
.jz-v3 .jz-input::placeholder,.jz-v3 .jz-textarea::placeholder{color:#63768a}
.jz-v3 .jz-sbox__links a,.jz-v3 .jz-news__tx a,.jz-v3 .jz-ctxnav a{color:#c3d2e0}
.jz-v3 .jz-news__date{background:#152437}
.jz-v3 .jz-ctalead__form,.jz-v3 .jz-modal__box{background:#101c2b;border:1px solid var(--jz-line)}
.jz-v3 .jz-ctalead__form h3,.jz-v3 .jz-modal__box h3{color:#eaf2fb}
.jz-v3 .jz-modal__box>p{color:var(--jz-muted)}
.jz-v3 .jz-modal__x{background:#152437;border-color:var(--jz-line);color:#dbe7f3}
.jz-v3 .jz-searchbar .jz-input{background:#0d1725}
.jz-v3 .jz-imgwall a{background:#152437}
.jz-v3 .jz-about__mv div{background:#101c2b;border-left-color:var(--jz-primary-2)}
.jz-v3 .jz-about__mv strong{color:#eaf2fb}
.jz-v3 .jz-quality__tag{background:#101c2b;border-left-color:var(--jz-accent)}
.jz-v3 .jz-quality__tag b{color:#fff}
.jz-v3 .jz-article,.jz-v3 .jz-sbox__ct div{color:#b6c6d6}
.jz-v3 .jz-contact__qr img{border-color:var(--jz-line);background:#fff}
.jz-v3 .jz-news__date b{color:var(--jz-primary-2)}
.jz-v3 .jz-news__list li{border-bottom-color:var(--jz-line-2)}
.jz-v3 .jz-faq__q b{background:#12283f;color:var(--jz-primary-2)}
.jz-v3 .jz-faq__q i::before,.jz-v3 .jz-faq__q i::after{background:#8ea3b8}
.jz-v3 .jz-quick{background:#0f1b2a;border-top:1px solid var(--jz-line);border-bottom:1px solid var(--jz-line)}
.jz-v3 .jz-sec--dark{background:#08111c}
.jz-v3 .jz-ctalead{background:#08111c}
.jz-v3 .jz-footer{background:#070f18;border-top:1px solid var(--jz-line)}
.jz-v3 .jz-footer__bar{border-top-color:var(--jz-line)}
.jz-v3 .jz-side__i{background:#101c2b;border-color:var(--jz-line);color:#c3d2e0}
.jz-v3 .jz-side__i--accent{background:linear-gradient(135deg,var(--jz-accent-2),var(--jz-accent));color:#1a1004}
.jz-v3 .jz-side__pop,.jz-v3 .jz-pop__box{background:#101c2b;border-color:var(--jz-line)}
.jz-v3 .jz-side__pop p,.jz-v3 .jz-pop__box p{color:#eaf2fb}
.jz-v3 .jz-mbar{background:#0b1420;border-top-color:var(--jz-line)}
.jz-v3 .jz-mbar a,.jz-v3 .jz-mbar button{color:#a7b7c7}
.jz-v3 .jz-prose{color:#b6c6d6}
.jz-v3 .jz-prose h1,.jz-v3 .jz-prose h2,.jz-v3 .jz-prose h3,.jz-v3 .jz-prose h4{color:#eaf2fb}
.jz-v3 .jz-prose table th{background:#152437;color:#eaf2fb}
.jz-v3 .jz-prose table td,.jz-v3 .jz-prose table th{border-color:var(--jz-line)}
.jz-v3 .jz-prose table tr:nth-child(even) td{background:#0d1725}
.jz-v3 .jz-prose blockquote{background:#101c2b;color:#b6c6d6}
.jz-v3 .jz-dtabs button{color:#a7b7c7}
.jz-v3 .jz-sorttabs a{background:#101c2b;color:#a7b7c7}
.jz-v3 .jz-sorttabs a.is-on{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary));color:#04121f}
.jz-v3 .jz-pager a,.jz-v3 .jz-pager span{background:#101c2b;border-color:var(--jz-line);color:#c3d2e0}
.jz-v3 .jz-empty{background:#101c2b;color:var(--jz-muted)}
.jz-v3 .jz-detail__meta span{background:#152437;color:#c3d2e0}
.jz-v3 .jz-gallery__main{background:#152437}
.jz-v3 .jz-gallery__thumbs button{background:#152437}
/* V3 首屏：全宽深色图 + 居中标题 */
.jz-v3 .jz-hero .jz-hero__grid{grid-template-columns:1fr;text-align:center;padding:84px 0 96px;justify-items:center}
.jz-v3 .jz-hero .jz-hero__title{font-size:46px;max-width:16em}
.jz-v3 .jz-hero .jz-hero__sub{margin-left:auto;margin-right:auto}
.jz-v3 .jz-hero .jz-hero__pts,.jz-v3 .jz-hero .jz-hero__btns{justify-content:center}
.jz-v3 .jz-hero .jz-hero__mask{background:radial-gradient(120% 100% at 50% 30%,rgba(6,18,32,.62) 0%,rgba(6,18,32,.9) 58%,rgba(6,18,32,.97) 100%)}
.jz-hero--center .jz-lead{display:none}
.s-quickbar{position:relative;z-index:4;margin-top:-34px;padding:0}
.jz-hero__bar{
  position:relative;z-index:4;background:#101c2b;border:1px solid var(--jz-line);
  display:grid;grid-template-columns:1.1fr 1fr 1fr auto;gap:12px;align-items:center;padding:16px;
  box-shadow:var(--jz-sh-3)
}
.jz-hero__bar strong{color:#fff;font-size:15.5px;font-weight:700}
.jz-hero__bar strong span{display:block;font-weight:400;font-size:12.5px;color:var(--jz-muted);margin-top:3px}
.jz-hero__bar input{border:1px solid var(--jz-line);background:#0d1725;color:#eaf2fb;padding:12px 14px;font-size:14.5px;width:100%}
.jz-hero__bar input::placeholder{color:#63768a}
@media (max-width:1080px){.jz-hero__bar{grid-template-columns:1fr 1fr}.jz-hero__bar strong{grid-column:1/-1}}
@media (max-width:640px){.jz-hero__bar{grid-template-columns:1fr}.s-quickbar{margin-top:0}}
/* V3 文案型新闻列表 */
.jz-v3 .jz-news__hot{background:transparent;border:0;padding:0}
.jz-v3 .jz-news__hot h4{padding-bottom:14px;border-bottom:1px solid var(--jz-line)}
.jz-v3 .jz-news__list li{align-items:center;padding:16px 0}
.jz-v3 .jz-news__date{background:transparent;width:auto;height:auto;flex-direction:row;gap:6px}
.jz-v3 .jz-news__date b{font-size:24px;color:var(--jz-accent)}
.jz-v3 .jz-news__date span{font-size:12px}
.jz-v3 .jz-news__tx p{display:none}
.jz-v3 .jz-news__tx a{font-size:16px;-webkit-line-clamp:2}
.jz-v3 .jz-quick::after{display:none}

/* ---------------------------------------------------------------- V4 · 精密轴承环 */
.jz-v4{
  --jz-primary:#0f3c5c; --jz-primary-2:#1a7fa8; --jz-primary-3:#0a2b43; --jz-primary-soft:#e8f2f8;
  --jz-accent:#00a396; --jz-accent-2:#1cc3b2; --jz-accent-soft:#e3f7f5;
  --jz-ink:#0d2233; --jz-body:#54677a; --jz-muted:#8b9bab;
  --jz-line:#e0e9ef; --jz-line-2:#edf3f7; --jz-bg:#f5f9fb; --jz-bg-2:#e8f1f6;
  --jz-r:18px; --jz-r-lg:26px; --jz-r-sm:12px;
  --jz-sh-1:0 2px 12px rgba(13,50,76,.05);
  --jz-sh-2:0 14px 34px rgba(13,50,76,.09);
  --jz-sh-3:0 24px 60px rgba(13,50,76,.14);
}
.jz-v4 .jz-top{background:linear-gradient(90deg,#0a2b43,#0f3c5c)}
.jz-v4 .jz-header__inner{height:86px}
.jz-v4 .jz-nav__a{height:86px;font-size:15.5px}
.jz-v4 .jz-nav__a::after{background:var(--jz-accent)}
.jz-v4 .jz-head h2,.jz-v4 .jz-h2{font-size:36px}
.jz-v4 .jz-h2line{background:linear-gradient(90deg,var(--jz-accent),var(--jz-primary-2))}
.jz-v4 .jz-eyebrow{background:var(--jz-accent-soft);color:#02857a}
.jz-v4 .jz-eyebrow::before{background:var(--jz-primary-2)}
.jz-v4 .jz-btn{border-radius:999px}
.jz-v4 .jz-btn--primary{background:linear-gradient(135deg,var(--jz-primary-2),var(--jz-primary))}
.jz-v4 .jz-btn--accent{background:linear-gradient(135deg,var(--jz-accent-2),var(--jz-accent));box-shadow:0 8px 22px rgba(0,163,150,.28)}
.jz-v4 .jz-stats{margin-top:-40px}
.jz-v4 .jz-stats__box{border:0;background:transparent;box-shadow:none;gap:14px;display:grid}
.jz-v4 .jz-stat{background:#fff;border-radius:var(--jz-r);box-shadow:var(--jz-sh-2);padding:24px 20px}
.jz-v4 .jz-stat+.jz-stat::before{display:none}
.jz-v4 .jz-stat b{color:var(--jz-primary)}
.jz-v4 .jz-stat b i{color:var(--jz-accent)}
.jz-v4 .jz-pgrid{grid-template-columns:repeat(3,1fr)}
.jz-v4 .jz-pcard{border-radius:var(--jz-r-lg)}
.jz-v4 .jz-pcard__pic{aspect-ratio:16/11}
.jz-v4 .jz-pcard__badge{background:var(--jz-accent);border-radius:999px}
.jz-v4 .jz-pcard__q{border-radius:999px;border-color:var(--jz-accent);background:var(--jz-accent-soft);color:#02857a}
.jz-v4 .jz-scard,.jz-v4 .jz-ccard,.jz-v4 .jz-advcard,.jz-v4 .jz-indcard{border-radius:var(--jz-r-lg)}
.jz-v4 .jz-flow__no{border-radius:16px;background:linear-gradient(135deg,#fff,var(--jz-primary-soft))}
.jz-v4 .jz-quick{background:linear-gradient(100deg,#0a2b43,#155f80 55%,#0f3c5c)}
.jz-v4 .jz-ctalead{background:linear-gradient(120deg,#0a2b43,#12587c 60%,#0a2b43)}
.jz-v4 .jz-footer{background:linear-gradient(180deg,#0a2b43,#071e2f);padding-top:70px}
.jz-v4 .jz-sbox__h::before{background:linear-gradient(180deg,var(--jz-accent),var(--jz-primary-2))}
/* V4 首屏：左大字 + 右规格卡 */
.jz-v4 .jz-hero__grid{grid-template-columns:minmax(0,1fr) 420px;gap:48px}
.jz-v4 .jz-hero__title{font-size:48px}
.jz-speccard{
  background:rgba(255,255,255,.97);border-radius:var(--jz-r-lg);box-shadow:var(--jz-sh-3);overflow:hidden
}
.jz-speccard__h{padding:20px 24px;background:linear-gradient(135deg,#0f3c5c,#1a7fa8);color:#fff}
.jz-speccard__h strong{display:block;font-size:19px;font-weight:800}
.jz-speccard__h span{font-size:12.5px;opacity:.85}
.jz-speccard__b{padding:8px 24px 20px}
.jz-speccard__b dl{display:grid;grid-template-columns:auto 1fr;gap:0;margin:0}
.jz-speccard__b dt{padding:13px 0;font-size:13.5px;color:var(--jz-muted);border-bottom:1px dashed var(--jz-line)}
.jz-speccard__b dd{padding:13px 0;margin:0;font-size:14.5px;color:var(--jz-ink);font-weight:700;text-align:right;border-bottom:1px dashed var(--jz-line)}
.jz-speccard__b dl>*:nth-last-child(-n+2){border-bottom:0}
.jz-speccard__f{padding:0 24px 24px}
@media (max-width:1080px){.jz-v4 .jz-hero__grid{grid-template-columns:1fr}.jz-speccard{max-width:520px}}

/* ---------------------------------------------------------------- 变体在窄屏的栅格兜底 */
@media (max-width:1280px){
  .jz-v4 .jz-pgrid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:860px){
  .jz-v2 .jz-cards,.jz-v2 .jz-cases,.jz-v4 .jz-pgrid{grid-template-columns:repeat(2,1fr)}
  .jz-v3 .jz-flow{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .jz-v2 .jz-cards,.jz-v2 .jz-cases,.jz-v4 .jz-pgrid{grid-template-columns:repeat(2,1fr)}
  .jz-v2 .jz-head h2,.jz-v2 .jz-h2,.jz-v4 .jz-head h2,.jz-v4 .jz-h2{font-size:27px}
  .jz-v2 .jz-hero .jz-hero__title,.jz-v3 .jz-hero .jz-hero__title,.jz-v4 .jz-hero__title{font-size:27px}
  .jz-v2 .jz-pgbanner h1,.jz-v3 .jz-pgbanner h1,.jz-v4 .jz-pgbanner h1{font-size:24px}
}

/* ==========================================================================
   首页单 DOM 变体控制：显隐 + 区块顺序（各站看上去是不同网站）
   ========================================================================== */
.jz-home{display:flex;flex-direction:column}
.jz-home>section{width:100%}

/* 首屏文案与右侧卡片：每站只显示自己那一套 */
.jz-hcopy,.jz-lead,.jz-hero__shot,.jz-speccard,.s-leadbar,.s-quickbar{display:none}
.jz-v1 .jz-hcopy--v1,.jz-v2 .jz-hcopy--v2,.jz-v3 .jz-hcopy--v3,.jz-v4 .jz-hcopy--v4{display:block}
.jz-v1 .jz-lead{display:block}
.jz-v2 .jz-hero__shot,.jz-v2 .s-leadbar{display:block}
.jz-v3 .s-quickbar{display:block}
.jz-v4 .jz-speccard{display:block}

/* 区块顺序（每个变体都要给全部 15 个区块赋值，漏掉的会被默认值顶到最前/最后） */
.jz-home>section{order:99}

.jz-v1 .s-hero{order:1}.jz-v1 .s-stats{order:2}.jz-v1 .s-products{order:3}.jz-v1 .s-quick{order:4}
.jz-v1 .s-series{order:5}.jz-v1 .s-industry{order:6}.jz-v1 .s-adv{order:7}.jz-v1 .s-flow{order:8}
.jz-v1 .s-quality{order:9}.jz-v1 .s-about{order:10}.jz-v1 .s-cases{order:11}.jz-v1 .s-news{order:12}
.jz-v1 .s-cta{order:13}.jz-v1 .s-leadbar{order:14}.jz-v1 .s-quickbar{order:15}

.jz-v2 .s-hero{order:1}.jz-v2 .s-leadbar{order:2}.jz-v2 .s-stats{order:3}.jz-v2 .s-products{order:4}
.jz-v2 .s-industry{order:5}.jz-v2 .s-series{order:6}.jz-v2 .s-adv{order:7}.jz-v2 .s-flow{order:8}
.jz-v2 .s-quality{order:9}.jz-v2 .s-about{order:10}.jz-v2 .s-cases{order:11}.jz-v2 .s-quick{order:12}
.jz-v2 .s-news{order:13}.jz-v2 .s-cta{order:14}.jz-v2 .s-quickbar{order:15}

.jz-v3 .s-hero{order:1}.jz-v3 .s-quickbar{order:2}.jz-v3 .s-products{order:3}.jz-v3 .s-quality{order:4}
.jz-v3 .s-industry{order:5}.jz-v3 .s-flow{order:6}.jz-v3 .s-adv{order:7}.jz-v3 .s-cases{order:8}
.jz-v3 .s-stats{order:9}.jz-v3 .s-series{order:10}.jz-v3 .s-about{order:11}.jz-v3 .s-news{order:12}
.jz-v3 .s-cta{order:13}.jz-v3 .s-quick{order:14}.jz-v3 .s-leadbar{order:15}

.jz-v4 .s-hero{order:1}.jz-v4 .s-stats{order:2}.jz-v4 .s-products{order:3}.jz-v4 .s-adv{order:4}
.jz-v4 .s-flow{order:5}.jz-v4 .s-quality{order:6}.jz-v4 .s-about{order:7}.jz-v4 .s-cases{order:8}
.jz-v4 .s-series{order:9}.jz-v4 .s-industry{order:10}.jz-v4 .s-news{order:11}.jz-v4 .s-cta{order:12}
.jz-v4 .s-quick{order:13}.jz-v4 .s-leadbar{order:14}.jz-v4 .s-quickbar{order:15}

/* 关于我们：V2/V4 图文左右互换 */
.jz-v2 .s-about .jz-about__media,.jz-v4 .s-about .jz-about__media{order:2}
/* V3 底部 CTA 只留文案（深色站不放亮色表单） */
.jz-v3 .s-cta .jz-ctalead__form{display:none}
.jz-v3 .s-cta .jz-container{grid-template-columns:1fr;max-width:820px}
.jz-v3 .s-cta .jz-ctalead__pts{margin-top:22px}
/* V2 / V4 首屏两栏比例 */
.jz-v2 .jz-hero .jz-hero__grid{grid-template-columns:minmax(0,1.02fr) minmax(0,1fr)}
.jz-v4 .jz-hero .jz-hero__grid{grid-template-columns:minmax(0,1fr) 420px}