/* ============================================================
   RonXin Machinery — 包装与自动化设备 · 工业风主题
   深钢灰 + 安全橙；无外部字体依赖
   ============================================================ */

:root{
  --ink:#0d1b2a;
  --ink-2:#14273c;
  --steel:#31465e;
  --text:#25313d;
  --muted:#69788a;
  --line:#e3e8ef;
  --bg:#ffffff;
  --bg-2:#f5f7fa;
  --bg-3:#eef1f6;
  --accent:#f2661f;
  --accent-2:#ff8a4c;
  --accent-ink:#a63d06;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 10px 30px rgba(13,27,42,.08);
  --shadow-lg:0 24px 60px rgba(13,27,42,.14);
  --max:1240px;
  --hdr-h:76px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.2;font-weight:700;letter-spacing:-.2px;color:var(--ink)}
p{margin:0}
button{font:inherit;color:inherit;cursor:pointer}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border:1px solid transparent;border-radius:var(--radius-sm);
  font-weight:600;font-size:14.5px;line-height:1;white-space:nowrap;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(242,102,31,.28)}
.btn--primary:hover{background:#e25a14}
.btn--line{border-color:rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.06)}
.btn--line:hover{background:rgba(255,255,255,.14)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:var(--ink-2)}
.btn--lg{height:52px;padding:0 26px;font-size:15.5px}
.btn--block{display:flex;width:100%}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:rgba(255,255,255,.72);font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:40px}
.topbar__left,.topbar__right{display:flex;align-items:center;gap:22px}
.topbar__item{display:inline-flex;align-items:center;gap:7px}
.topbar__item svg{width:15px;height:15px;opacity:.85}
.topbar__tel{display:inline-flex;align-items:center;gap:7px;font-weight:600;color:#fff}
.topbar__tel svg{width:15px;height:15px;color:var(--accent-2)}

/* ---------- 语言切换 ---------- */
.lang{position:relative}
.lang__btn{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 10px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  border-radius:999px;font-size:12.5px;color:#fff;
}
.lang__btn img,.lang__menu img{width:18px;height:13px;object-fit:cover;border-radius:2px}
.lang__arrow{width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid rgba(255,255,255,.7)}
.lang__menu{
  position:absolute;right:0;top:calc(100% + 10px);min-width:180px;padding:8px;
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.18s ease;z-index:60;
  max-height:320px;overflow:auto;
}
.lang.is-open .lang__menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang__menu a{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:8px;font-size:13.5px;color:var(--text)}
.lang__menu a:hover{background:var(--bg-2)}
.lang__menu li.is-on a{background:rgba(242,102,31,.08);color:var(--accent-ink);font-weight:600}

/* ---------- 主头部 ---------- */
.hdr{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);backdrop-filter:saturate(1.4) blur(10px);
  transition:box-shadow .2s ease;
}
.hdr.is-stuck{box-shadow:0 6px 24px rgba(13,27,42,.09)}
.hdr__inner{display:flex;align-items:center;gap:26px;height:var(--hdr-h)}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand__mark{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;background:var(--ink);color:var(--accent-2)}
.brand__mark svg{width:23px;height:23px}
.brand__txt{display:flex;flex-direction:column;line-height:1.15}
.brand__txt b{font-size:19px;letter-spacing:.4px;color:var(--ink)}
.brand__txt i{font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:.2px}

.nav{flex:1 1 auto}
.nav__list{display:flex;align-items:center;gap:4px}
.nav__link{
  position:relative;display:inline-flex;align-items:center;gap:6px;height:var(--hdr-h);padding:0 14px;
  font-size:15px;font-weight:600;color:var(--ink-2);
}
.nav__link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav__link:hover::after,.nav__link.is-on::after{transform:scaleX(1)}
.nav__link.is-on{color:var(--accent-ink)}
.nav__caret{width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;opacity:.5}
.nav__has-sub{position:relative}
.nav__sub{
  position:absolute;left:0;top:100%;min-width:250px;padding:10px;
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s ease;
}
.nav__has-sub:hover .nav__sub{opacity:1;visibility:visible;transform:translateY(0)}
.nav__sub-inner{display:grid;gap:2px}
.nav__sub-inner a{display:block;padding:9px 12px;border-radius:8px;font-size:14.5px;color:var(--text)}
.nav__sub-inner a:hover{background:var(--bg-2);color:var(--accent-ink)}

.hdr__cta{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;position:relative}
.burger span,.burger span::before,.burger span::after{
  content:"";position:absolute;left:50%;width:18px;height:2px;background:var(--ink);transform:translateX(-50%);
}
.burger span{top:50%;margin-top:-1px}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0 auto 0 0;width:min(86vw,340px);background:#fff;z-index:80;
  transform:translateX(-102%);transition:transform .26s ease;display:flex;flex-direction:column;
  padding:20px;overflow:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__mask{position:fixed;inset:0;background:rgba(13,27,42,.5);opacity:0;visibility:hidden;transition:.24s;z-index:70}
.drawer__mask.is-open{opacity:1;visibility:visible}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer__title{font-weight:700;color:var(--ink)}
.drawer__x{width:34px;height:34px;border:0;background:var(--bg-2);border-radius:8px;font-size:20px;line-height:1}
.drawer__list{display:grid;gap:2px}
.drawer__list a{display:block;padding:12px 8px;border-bottom:1px solid var(--line);font-weight:600;color:var(--ink-2)}
.drawer__langs{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.drawer__langs a{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--line);border-radius:999px;font-size:13px}
.drawer__langs a.is-on{border-color:var(--accent);color:var(--accent-ink);background:rgba(242,102,31,.07)}
.drawer__langs img{width:16px;height:12px;object-fit:cover;border-radius:2px}
.drawer__foot{margin-top:auto;display:grid;gap:10px;padding-top:16px}
.drawer__tel{text-align:center;font-weight:700;color:var(--ink)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;isolation:isolate}
.hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.34;z-index:-2}
.hero__grid{
  position:absolute;inset:0;z-index:-1;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(120% 90% at 20% 0%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(120% 90% at 20% 0%,#000 30%,transparent 78%);
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,102,31,.34),transparent 62%);z-index:-1;
}
.hero__inner{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:56px;align-items:center;padding:76px 24px 84px}
.hero__eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:2.4px;font-weight:700;color:rgba(255,255,255,.72);text-transform:uppercase}
.hero__eyebrow i{width:26px;height:2px;background:var(--accent);display:inline-block}
.hero__title{margin:18px 0 0;font-size:clamp(30px,4vw,52px);line-height:1.12;letter-spacing:-1px;color:#fff}
.hero__sub{margin-top:20px;max-width:620px;font-size:16.5px;line-height:1.75;color:rgba(255,255,255,.76)}
.hero__act{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero__meta{display:flex;flex-wrap:wrap;gap:34px;margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.13)}
.hero__meta b{display:block;font-size:26px;color:#fff;letter-spacing:-.5px}
.hero__meta span{font-size:12.5px;color:rgba(255,255,255,.6);letter-spacing:.3px}

.hero__card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:18px;
  padding:26px;backdrop-filter:blur(8px);
}
.hero__card-tag{display:inline-block;font-size:11.5px;letter-spacing:1.6px;font-weight:700;color:var(--accent-2);text-transform:uppercase}
.hero__card h3{margin:10px 0 8px;font-size:19px;color:#fff;line-height:1.35}
.hero__card p{font-size:14px;color:rgba(255,255,255,.68);line-height:1.7}
.hero__list{display:grid;gap:9px;margin:18px 0 22px}
.hero__list li{position:relative;padding-left:22px;font-size:13.5px;color:rgba(255,255,255,.82)}
.hero__list li::before{content:"";position:absolute;left:0;top:7px;width:12px;height:7px;border-left:2px solid var(--accent-2);border-bottom:2px solid var(--accent-2);transform:rotate(-45deg)}

/* ---------- Section 基础 ---------- */
.sec{padding:78px 0}
.sec--range{background:var(--bg)}
.sec--feat{background:var(--bg-2)}
.sec--why{background:#fff}
.sec--ind{background:var(--ink);color:#fff}
.sec--about{background:var(--bg-2)}
.sec--news{background:#fff}
.sec--contact{background:linear-gradient(180deg,#fff 0%,var(--bg-3) 100%)}
.sec__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px}
.sec__head--center{display:block;text-align:center;margin-bottom:44px}
.sec__kicker{display:block;font-size:12px;font-weight:700;letter-spacing:2.2px;color:var(--accent-ink);text-transform:uppercase}
.sec__kicker--light{color:var(--accent-2)}
.sec__title{font-size:clamp(23px,2.6vw,34px);margin-top:10px;letter-spacing:-.6px}
.sec--ind .sec__title,.sec--contact .sec__title{color:#fff}
.sec__more{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--steel);white-space:nowrap}
.sec__more i{font-style:normal;transition:transform .18s}
.sec__more:hover{color:var(--accent-ink)}
.sec__more:hover i{transform:translateX(3px)}

/* ---------- 产品分类 ---------- */
.range{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.range__item{
  position:relative;display:flex;flex-direction:column;gap:12px;padding:18px;border:1px solid var(--line);
  border-radius:var(--radius);background:#fff;transition:.2s ease;overflow:hidden;
}
.range__item:hover{border-color:rgba(242,102,31,.5);box-shadow:var(--shadow);transform:translateY(-3px)}
.range__no{font-size:12px;font-weight:700;letter-spacing:1.4px;color:var(--muted)}
.range__art{display:block;aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:var(--bg-3)}
.range__art img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.range__item:hover .range__art img{transform:scale(1.05)}
.range__art--ph{background:
  linear-gradient(135deg,rgba(242,102,31,.12),transparent 55%),var(--bg-3);
  background-image:linear-gradient(135deg,rgba(242,102,31,.12),transparent 55%),repeating-linear-gradient(45deg,#e9edf3 0 10px,#eef2f7 10px 20px);
}
.range__name{font-weight:700;font-size:16.5px;color:var(--ink)}
.range__go{position:absolute;right:18px;bottom:16px;color:var(--accent);opacity:0;transform:translateX(-6px);transition:.2s}
.range__item:hover .range__go{opacity:1;transform:translateX(0)}

/* ---------- 产品卡片 ---------- */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.cards--list{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.22s ease;
}
.card:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:rgba(242,102,31,.45)}
.card__art{display:block;aspect-ratio:4/3;background:var(--bg-3);overflow:hidden}
.card__art img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card:hover .card__art img{transform:scale(1.06)}
.card__ph{display:block;width:100%;height:100%;background:repeating-linear-gradient(45deg,#e9edf3 0 12px,#eef2f7 12px 24px)}
.card__body{display:flex;flex-direction:column;gap:8px;padding:18px}
.card__cat{font-size:11.5px;font-weight:700;letter-spacing:1.4px;color:var(--accent-ink);text-transform:uppercase}
.card__title{font-size:16.5px;line-height:1.45;color:var(--ink)}
.card__more{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--muted)}
.card:hover .card__more{color:var(--accent-ink)}

.empty{margin-top:26px;padding:34px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius);background:#fff}
.empty b{display:block;font-size:16px;color:var(--ink)}
.empty p{margin-top:8px;font-size:14px;color:var(--muted)}
.empty--slim{padding:24px}

/* ---------- 优势 ---------- */
.why{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.why__item{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.2s}
.why__item:hover{border-color:rgba(242,102,31,.45);box-shadow:var(--shadow)}
.why__ico{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:rgba(242,102,31,.1);color:var(--accent)}
.why__ico svg{width:24px;height:24px}
.why__item h3{margin:16px 0 8px;font-size:17px}
.why__item p{font-size:14px;color:var(--muted);line-height:1.72}

/* ---------- 行业 ---------- */
.ind{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.ind__item{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:22px;border:1px solid rgba(255,255,255,.14);border-radius:12px;background:rgba(255,255,255,.04);
  transition:.2s ease;
}
.ind__item:hover{background:rgba(242,102,31,.14);border-color:rgba(242,102,31,.5);transform:translateY(-2px)}
.ind__name{font-weight:600;font-size:15.5px;color:#fff}
.ind__go{color:var(--accent-2);opacity:.7}
.ind__go svg{width:20px;height:20px}
.ind__line{position:absolute;left:22px;bottom:14px;width:0;height:2px;background:var(--accent);transition:width .25s}
.ind__item:hover .ind__line{width:34px}

/* ---------- 关于 ---------- */
.about{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:54px;align-items:center}
.about .lead{margin-top:18px;font-size:16px;color:#48566a;line-height:1.8}
.about__points{display:grid;gap:10px;margin:22px 0 28px}
.about__points span{position:relative;padding-left:26px;font-size:14.5px;color:var(--text)}
.about__points span::before{content:"";position:absolute;left:0;top:7px;width:13px;height:8px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.about__stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.stat{padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.stat b{display:block;font-size:30px;color:var(--ink);letter-spacing:-1px}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--muted)}

/* ---------- 新闻 ---------- */
.news{display:grid;gap:2px;border-top:1px solid var(--line)}
.news__item{
  display:grid;grid-template-columns:120px 1fr 30px;align-items:center;gap:20px;
  padding:20px 6px;border-bottom:1px solid var(--line);transition:.18s;
}
.news__item:hover{padding-left:16px;background:var(--bg-2)}
.news__date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.news__title{font-size:16.5px;font-weight:600;color:var(--ink)}
.news__go{color:var(--accent);opacity:0;transition:.2s}
.news__item:hover .news__go{opacity:1}

/* ---------- 询盘区 ---------- */
.cta2{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:48px;align-items:start;
  background:var(--ink);border-radius:20px;padding:44px;color:#fff;box-shadow:var(--shadow-lg)}
.cta2__txt h2{margin-top:12px;color:#fff;font-size:clamp(22px,2.4vw,30px);letter-spacing:-.5px}
.cta2__txt p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.72);line-height:1.75}
.cta2__list{display:grid;gap:10px;margin-top:22px}
.cta2__list li{position:relative;padding-left:24px;font-size:14px;color:rgba(255,255,255,.82)}
.cta2__list li::before{content:"";position:absolute;left:0;top:7px;width:12px;height:7px;border-left:2px solid var(--accent-2);border-bottom:2px solid var(--accent-2);transform:rotate(-45deg)}
.cta2__form{background:#fff;border-radius:14px;padding:24px;color:var(--text)}

/* 询盘表单（插件输出，做通用美化） */
.cta2__form form,.side__form form,.prod__aside-card form{display:grid;gap:12px}
.cta2__form input[type=text],.cta2__form input[type=email],.cta2__form input[type=tel],.cta2__form textarea,
.side__form input[type=text],.side__form input[type=email],.side__form input[type=tel],.side__form textarea,
.prod__aside-card input[type=text],.prod__aside-card input[type=email],.prod__aside-card input[type=tel],.prod__aside-card textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;
  font:inherit;font-size:14px;color:var(--text);transition:border-color .18s,box-shadow .18s;
}
.cta2__form input:focus,.cta2__form textarea:focus,
.side__form input:focus,.side__form textarea:focus,
.prod__aside-card input:focus,.prod__aside-card textarea:focus{border-color:var(--accent);outline:0;box-shadow:0 0 0 3px rgba(242,102,31,.12)}
.cta2__form textarea,.side__form textarea,.prod__aside-card textarea{min-height:104px;resize:vertical}
.cta2__form button[type=submit],.side__form button[type=submit],.prod__aside-card button[type=submit],
.cta2__form .btn-submit,.side__form .btn-submit{
  height:46px;border:0;border-radius:9px;background:var(--accent);color:#fff;font-weight:700;font-size:15px;
}
.cta2__form button[type=submit]:hover{background:#e25a14}

/* ---------- 页脚 ---------- */
.foot{background:var(--ink);color:rgba(255,255,255,.68)}
.foot__cta{background:linear-gradient(90deg,rgba(242,102,31,.16),rgba(242,102,31,.03));border-bottom:1px solid rgba(255,255,255,.09)}
.foot__cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:30px 24px}
.foot__cta-txt h2{color:#fff;font-size:20px}
.foot__cta-txt p{margin-top:6px;font-size:14px;color:rgba(255,255,255,.66)}
.foot__cta-act{display:flex;gap:12px;flex:0 0 auto}
.foot__main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:52px 24px 40px}
.brand--foot .brand__mark{background:rgba(255,255,255,.1)}
.brand--foot .brand__txt b{color:#fff}
.foot__about{margin-top:16px;font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.62)}
.foot__soc{display:flex;gap:10px;margin-top:18px}
.foot__soc a{display:grid;place-items:center;width:36px;height:36px;border-radius:9px;background:rgba(255,255,255,.08);color:#fff;transition:.18s}
.foot__soc a:hover{background:var(--accent)}
.foot__soc svg{width:17px;height:17px}
.foot__col h4{color:#fff;font-size:14px;letter-spacing:.4px;margin-bottom:14px}
.foot__col a{display:block;padding:5px 0;font-size:13.8px;color:rgba(255,255,255,.66)}
.foot__col a:hover{color:var(--accent-2)}
.foot__info{display:grid;gap:12px;margin-bottom:18px}
.foot__info li{display:flex;gap:9px;font-size:13.5px;line-height:1.6}
.foot__info a{display:inline;padding:0;color:rgba(255,255,255,.72)}
.foot__ico{flex:0 0 auto;color:var(--accent-2)}
.foot__ico svg{width:16px;height:16px}
.foot__bar{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;font-size:12.5px}
.foot__bar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot__bar p{color:rgba(255,255,255,.5)}
.foot__links{display:flex;gap:18px}
.foot__links a{color:rgba(255,255,255,.55)}
.foot__links a:hover{color:#fff}

/* ---------- 侧边悬浮条 ---------- */
.bar{
  position:fixed;right:18px;bottom:26px;z-index:45;display:grid;gap:8px;
  background:rgba(13,27,42,.92);border-radius:12px;padding:8px;box-shadow:var(--shadow-lg);
}
.bar__item{
  display:grid;place-items:center;gap:2px;width:50px;padding:8px 4px;border:0;border-radius:9px;
  background:transparent;color:rgba(255,255,255,.78);font-size:10.5px;transition:.18s;
}
.bar__item:hover{background:rgba(255,255,255,.1);color:#fff}
.bar__item svg{width:19px;height:19px}
.bar__item--top{opacity:0;pointer-events:none;transition:.2s}
.bar__item--top.is-on{opacity:1;pointer-events:auto}

/* ---------- 内页 Hero ---------- */
.phero{position:relative;background:var(--ink);color:#fff;padding:52px 0 46px;overflow:hidden;isolation:isolate}
.phero__grid{position:absolute;inset:0;z-index:-1;
  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;
  mask-image:linear-gradient(90deg,#000 0%,transparent 80%);-webkit-mask-image:linear-gradient(90deg,#000 0%,transparent 80%);}
.phero__title{margin-top:14px;font-size:clamp(26px,3.2vw,38px);color:#fff;letter-spacing:-.6px}
.phero__sub{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.66)}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.6)}
.crumb a{color:rgba(255,255,255,.78)}
.crumb a:hover{color:#fff}
.crumb i{font-style:normal;opacity:.5}
.crumb span{color:#fff}
.prod .crumb,.pagebody .crumb{color:var(--muted)}
.prod .crumb a{color:var(--steel)}
.prod .crumb span{color:var(--text)}

/* ---------- 列表页 ---------- */
.list{padding:44px 0 76px;background:var(--bg-2)}
.list__grid{display:grid;grid-template-columns:250px minmax(0,1fr);gap:30px;align-items:start}
.list__side{display:grid;gap:16px;position:sticky;top:calc(var(--hdr-h) + 16px)}
.side__block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.side__title{font-size:14px;letter-spacing:.6px;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.side__nav{display:grid;gap:2px}
.side__nav a{display:block;padding:9px 11px;border-radius:8px;font-size:14.2px;color:var(--text)}
.side__nav a:hover{background:var(--bg-2);color:var(--accent-ink)}
.side__nav li.is-on a{background:rgba(242,102,31,.08);color:var(--accent-ink);font-weight:700}
.side__quote{background:var(--ink);border-radius:var(--radius);padding:22px;color:#fff}
.side__quote b{display:block;font-size:16px}
.side__quote p{margin:8px 0 16px;font-size:13.5px;color:rgba(255,255,255,.68);line-height:1.7}
.side__contact{display:grid;gap:11px;margin:14px 0 0}
.side__contact li{font-size:13.5px;color:rgba(255,255,255,.8)}
.side__contact span{display:block;font-size:11.5px;letter-spacing:1.2px;text-transform:uppercase;color:rgba(255,255,255,.45)}
.side__contact a{color:#fff;font-weight:600}
.side__form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.cat-intro{margin-bottom:22px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.chip{display:inline-flex;align-items:center;padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:13.5px;color:var(--steel);transition:.18s}
.chip:hover{border-color:var(--accent);color:var(--accent-ink);background:rgba(242,102,31,.06)}
.page{display:flex;justify-content:center;flex-wrap:wrap;gap:6px;margin-top:34px}
.page a,.page span,.page li a,.page li span,.page strong{
  display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;
  border:1px solid var(--line);border-radius:9px;background:#fff;font-size:14px;color:var(--steel);
}
.page .active,.page li.active a,.page strong{background:var(--accent);border-color:var(--accent);color:#fff}
.page a:hover{border-color:var(--accent);color:var(--accent-ink)}
.page ul{display:flex;gap:6px;flex-wrap:wrap}
.page li{list-style:none}

/* ---------- 产品详情 ---------- */
.prod{padding:28px 0 66px}
.prod__top{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px;margin-top:22px;align-items:start}
.prod__main{aspect-ratio:4/3;background:var(--bg-2);border:1px solid var(--line);border-radius:16px;overflow:hidden;display:grid;place-items:center}
.prod__main img{width:100%;height:100%;object-fit:contain;background:#fff}
.prod__ph{font-size:14px;color:var(--muted)}
.prod__thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.prod__thumb{width:76px;height:60px;padding:0;border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}
.prod__thumb img{width:100%;height:100%;object-fit:cover}
.prod__thumb.is-on{border-color:var(--accent);box-shadow:0 0 0 2px rgba(242,102,31,.16)}
.prod__cat{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--accent-ink)}
.prod__title{margin:10px 0 0;font-size:clamp(24px,2.8vw,34px);line-height:1.22;letter-spacing:-.6px}
.prod__badges{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 0}
.prod__badges li{padding:6px 12px;border-radius:999px;background:rgba(242,102,31,.08);color:var(--accent-ink);font-size:12.5px;font-weight:600}
.prod__act{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}
.prod__act .btn--line{border-color:var(--line);color:var(--ink);background:#fff}
.prod__act .btn--line:hover{background:var(--bg-2)}
.prod__meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:0}
.prod__meta > div{background:#fff;padding:14px 16px}
.prod__meta dt{font-size:11.5px;letter-spacing:1.1px;text-transform:uppercase;color:var(--muted)}
.prod__meta dd{margin:4px 0 0;font-size:14px;font-weight:600;color:var(--ink)}
.prod__body{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:34px;margin-top:52px;align-items:start}
.prod__h2{font-size:20px;margin-bottom:14px}
.prod__aside{position:sticky;top:calc(var(--hdr-h) + 16px)}
.prod__aside-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.prod__aside-card b{display:block;font-size:16px;color:var(--ink)}
.prod__aside-card p{margin:8px 0 16px;font-size:13.5px;color:var(--muted)}

/* ---------- 行业文章（prod--art）：隐藏设备信息，改长文版式 ---------- */
.prod--art .prod__top{grid-template-columns:minmax(0,1fr);margin-top:16px}
.prod--art .prod__info{max-width:900px}
.prod--art .prod__title{font-size:clamp(26px,3.4vw,40px);line-height:1.18;letter-spacing:-.8px;max-width:820px}
.prod--art .prod__act{margin:22px 0 0}
.prod--art .prod__meta{margin-top:26px}
.prod--art .prod__body{margin-top:38px}
.prod--art .prose{font-size:16.5px;line-height:1.85;max-width:none}
.prod--art .prose > p:first-child{font-size:17.5px;line-height:1.75;color:var(--ink)}
.prod--art .prose h2{margin:38px 0 12px;padding-top:22px;border-top:1px solid var(--line);font-size:22px}
.prod--art .prose table{font-size:14px}
.prod--art .prose th{background:var(--bg-2)}
.prod--art .prose tbody tr:nth-child(even) td{background:#fafbfd}
.prod--art .prod__hero{margin:30px 0 0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.prod--art .prod__hero img{width:100%;height:auto;display:block;max-height:620px;object-fit:cover}

/* ---------- 单页 ---------- */
.pagebody{padding:46px 0 76px;background:var(--bg-2)}
.pagebody__grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:34px;align-items:start}
.pagebody__main{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px}
.pagebody__side{display:grid;gap:16px}

/* ---------- 富文本 ---------- */
.prose{font-size:15.5px;line-height:1.85;color:#37424f}
.prose > *:first-child{margin-top:0}
.prose h2{margin:30px 0 12px;font-size:21px;letter-spacing:-.3px}
.prose h3{margin:24px 0 10px;font-size:17.5px}
.prose p{margin:12px 0}
.prose ul,.prose ol{margin:12px 0;padding-left:22px;list-style:revert}
.prose li{margin:6px 0}
.prose a{color:var(--accent-ink);text-decoration:underline;text-underline-offset:2px}
.prose img{border-radius:10px;margin:16px 0}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:var(--bg-2);font-weight:700;color:var(--ink)}
.prose blockquote{margin:18px 0;padding:14px 18px;border-left:3px solid var(--accent);background:var(--bg-2);border-radius:0 10px 10px 0}

/* ---------- 响应式 ---------- */
@media (max-width:1120px){
  .nav__link{padding:0 10px;font-size:14.2px}
  .hero__inner{gap:36px}
  .range{grid-template-columns:repeat(2,minmax(0,1fr))}
  .why{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ind{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot__main{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
  .foot__col--contact{grid-column:1/-1}
  .cards,.cards--list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:960px){
  .nav{display:none}
  .burger{display:block}
  .hero__inner{grid-template-columns:1fr;padding:52px 24px 60px}
  .hero__card{max-width:520px}
  .about{grid-template-columns:1fr;gap:32px}
  .cta2{grid-template-columns:1fr;padding:30px;gap:30px}
  .list__grid{grid-template-columns:1fr}
  .list__side{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
  .prod__top{grid-template-columns:1fr;gap:28px}
  .prod__body{grid-template-columns:1fr}
  .prod__aside{position:static}
  .pagebody__grid{grid-template-columns:1fr}
  .foot__cta-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:640px){
  .wrap{padding:0 18px}
  .topbar__item--hide-sm{display:none}
  .sec{padding:52px 0}
  .sec__head{flex-direction:column;align-items:flex-start;gap:12px}
  .range,.why,.ind,.cards,.cards--list{grid-template-columns:1fr}
  .hero__meta{gap:22px}
  .hero__meta b{font-size:22px}
  .list__side{grid-template-columns:1fr}
  .news__item{grid-template-columns:1fr 24px;gap:6px}
  .news__date{grid-column:1/-1;order:-1}
  .foot__main{grid-template-columns:1fr;gap:26px;padding:38px 18px 30px}
  .prod__meta{grid-template-columns:1fr}
  .bar{right:12px;bottom:14px}
  .bar__item{width:46px}
  .pagebody__main{padding:22px}
}

/* ============================================================
   阿拉伯语 RTL
   ============================================================ */
[dir="rtl"] body{text-align:right}
[dir="rtl"] .topbar__inner,
[dir="rtl"] .hdr__inner,
[dir="rtl"] .sec__head,
[dir="rtl"] .foot__cta-inner,
[dir="rtl"] .news__item,
[dir="rtl"] .card__body,
[dir="rtl"] .prod__head{flex-direction:row-reverse}
[dir="rtl"] .nav__list,[dir="rtl"] .drawer__list,[dir="rtl"] .side__nav{text-align:right}
[dir="rtl"] .sec__more,[dir="rtl"] .card__more,[dir="rtl"] .news__go{transform:scaleX(-1)}
[dir="rtl"] .crumbs,[dir="rtl"] .crumb{direction:rtl}
[dir="rtl"] .lang__menu{right:auto;left:0}
[dir="rtl"] .bar{right:auto;left:12px}
[dir="rtl"] .hero__copy,[dir="rtl"] .prose,[dir="rtl"] .sec__lead{text-align:right}
[dir="rtl"] .inq-field label{text-align:right}
[dir="rtl"] .nav__sub-inner{text-align:right}

/* ---------- 询盘表单（/contact/ 与详情页引导区） ---------- */

.inquiry{padding:72px 0;background:var(--bg-2);border-top:1px solid var(--line)}
.inquiry__inner{display:grid;gap:32px}
.inquiry__head{max-width:720px}
.inquiry__lead{color:var(--muted);margin-top:12px;font-size:15.5px}

.inq-form{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}
.inq-form__grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.inq-field{display:flex;flex-direction:column;gap:6px}
.inq-field--full{grid-column:1 / -1}
.inq-field label{font-size:13.5px;font-weight:600;color:var(--ink)}
.inq-field label i{color:var(--accent);font-style:normal}
.inq-field input,.inq-field textarea{
  font:inherit;font-size:15px;color:var(--text);background:var(--bg-2);
  border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:11px 14px;outline:none;transition:border-color .15s ease,background .15s ease;width:100%;
}
.inq-field textarea{resize:vertical;min-height:120px}
.inq-field input:focus,.inq-field textarea:focus{border-color:var(--accent);background:#fff}
.inq-form__hp{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.inq-form__hint{margin-top:12px;font-size:13px;color:var(--muted)}
.inq-form__foot{margin-top:18px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.inq-form__submit{height:50px;padding:0 34px;font-size:15.5px;border:0;border-radius:var(--radius-sm);
  background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(242,102,31,.28);transition:background .15s ease,opacity .15s ease}
.inq-form__submit:hover{background:#e25a14}
.inq-form__submit.is-busy{opacity:.65;cursor:wait}

.inq-form__msg{font-size:14.5px;font-weight:600;min-height:22px;margin:0}
.inq-form__msg.is-ok{color:#1a7f37}
.inq-form__msg.is-err{color:#c0392b}

@media (max-width:720px){
  .inquiry{padding:52px 0}
  .inq-form{padding:20px}
  .inq-form__grid{grid-template-columns:1fr}
}
[dir="rtl"] .inq-form__foot{align-items:flex-end}

/* ---------- 窄容器内嵌询盘表单（压缩版式） ----------
   适用：/contact/ 等 340px 侧栏（.side__form）与详情页侧栏卡片（.prod__aside-card）。
   整版 .inquiry 在窄容器里会双层 padding + 双列网格溢出，
   这里统一收窄：隐藏大标题区、单列、小字号。 */
.side__form .inquiry,.prod__aside-card .inquiry{padding:0;background:none;border:0}
.side__form .inquiry__inner,.prod__aside-card .inquiry__inner{display:block;gap:0}
.side__form .inquiry__head,.prod__aside-card .inquiry__head{display:none}
.side__form .inq-form,.prod__aside-card .inq-form{padding:0;border:0;box-shadow:none;background:transparent}
.side__form .inq-form__grid,.prod__aside-card .inq-form__grid{grid-template-columns:1fr;gap:10px}
.side__form .inq-field label,.prod__aside-card .inq-field label{font-size:12.5px}
.side__form .inq-field input,.side__form .inq-field textarea,
.prod__aside-card .inq-field input,.prod__aside-card .inq-field textarea{font-size:13.5px;padding:9px 11px}
.side__form .inq-field textarea,.prod__aside-card .inq-field textarea{min-height:88px}
.side__form .inq-form__hint,.prod__aside-card .inq-form__hint{margin-top:8px;font-size:12px;line-height:1.5}
.side__form .inq-form__foot,.prod__aside-card .inq-form__foot{margin-top:12px}
.side__form .inq-form__submit,.prod__aside-card .inq-form__submit{width:100%;height:42px;font-size:14px;padding:0 18px}
.side__form .inq-form__msg,.prod__aside-card .inq-form__msg{font-size:13px}
[dir="rtl"] .side__form .inq-field label,[dir="rtl"] .prod__aside-card .inq-field label{text-align:right}

/* ---------- 全局询盘弹窗 ---------- */

.inq-modal{position:fixed;inset:0;z-index:1200;display:none}
.inq-modal.is-open{display:block}
.inq-modal__mask{position:absolute;inset:0;background:rgba(13,27,42,.62);backdrop-filter:blur(2px);animation:inqFade .2s ease}
.inq-modal__box{
  position:relative;z-index:1;width:min(560px,calc(100vw - 32px));max-height:calc(100vh - 48px);
  overflow-y:auto;margin:24px auto 0;background:var(--bg);border-radius:var(--radius);
  box-shadow:var(--shadow-lg);padding:28px;animation:inqPop .22s ease;
}
.inq-modal__close{
  position:absolute;top:12px;right:14px;width:36px;height:36px;border:0;border-radius:50%;
  background:var(--bg-3);color:var(--steel);font-size:22px;line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.inq-modal__close:hover{background:var(--line);color:var(--ink)}
.inq-modal__head{margin-bottom:18px;padding-right:40px}
.inq-modal__head h3{font-size:22px;margin-bottom:6px}
.inq-modal__head p{color:var(--muted);font-size:14.5px}
.inq-modal .inq-form{box-shadow:none;border:1px solid var(--line);padding:0;background:transparent}
.inq-modal .inquiry__head{display:none}

/* 手机端弹窗：内容区只剩 ~280px，双列必然截断，强制单列并收紧 padding */
@media (max-width:640px){
  .inq-modal__box{padding:18px 16px;margin:16px auto 0}
  .inq-modal__head{margin-bottom:14px}
  .inq-modal__head h3{font-size:18px}
  .inq-modal__head p{font-size:13px}
  .inq-modal .inq-form{border:0}
  .inq-modal .inq-form__grid{grid-template-columns:1fr;gap:10px}
  .inq-modal .inq-field label{font-size:12.5px}
  .inq-modal .inq-field input,.inq-modal .inq-field textarea{font-size:14px;padding:9px 11px}
  .inq-modal .inq-field textarea{min-height:88px}
  .inq-modal .inq-form__hint{font-size:12px;margin-top:8px}
  .inq-modal .inq-form__submit{width:100%;height:44px;font-size:14.5px;padding:0 18px}
}

@keyframes inqFade{from{opacity:0}to{opacity:1}}
@keyframes inqPop{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}

@media (max-width:720px){
  .inq-modal__box{margin:16px auto 0;padding:22px 18px}
}

/* ---------- Cookie 同意横条 ---------- */

.ckbar{
  position:fixed;left:0;right:0;bottom:0;z-index:1100;
  background:var(--ink);color:#fff;box-shadow:0 -10px 30px rgba(13,27,42,.25);
  transform:translateY(110%);transition:transform .35s ease;visibility:hidden;
}
.ckbar.is-on{transform:none;visibility:visible}
.ckbar__inner{display:flex;align-items:center;gap:24px;padding-top:16px;padding-bottom:16px}
.ckbar__text{margin:0;font-size:14px;line-height:1.55;color:rgba(255,255,255,.85);flex:1}
.ckbar__act{display:flex;gap:10px;flex-shrink:0}
.ckbar__btn{
  height:42px;padding:0 22px;font-size:14px;font-weight:600;border:0;border-radius:var(--radius-sm);
  background:var(--accent);color:#fff;transition:background .15s ease;white-space:nowrap;
}
.ckbar__btn:hover{background:#e25a14}
.ckbar__btn--ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}
.ckbar__btn--ghost:hover{background:rgba(255,255,255,.1)}

@media (max-width:720px){
  .ckbar__inner{flex-direction:column;align-items:stretch;gap:12px;padding-top:14px}
  .ckbar__act{justify-content:stretch}
  .ckbar__act .ckbar__btn{flex:1}
  .ckbar{padding-bottom:calc(12px + env(safe-area-inset-bottom, 0px))}
}