/* ============================================================
   设计系统 — 精简、克制、工业感
   ============================================================ */
:root{
  --blue:#1A4E8A;
  --blue-deep:#0B2545;
  --blue-night:#071A33;
  --blue-light:#2A6FC9;
  --red:#D32F2F;
  --red-deep:#A91D1D;

  --ink:#0E1623;
  --steel:#3D4A5C;
  --steel-light:#6B7888;
  --mist:#94A3B8;
  --fog:#E8ECF2;
  --mist-bg:#F4F6FA;
  --white:#FFFFFF;

  --font:"PingFang SC","Microsoft YaHei","HarmonyOS Sans","Helvetica Neue",Arial,sans-serif;

  --container:1240px;
  --gutter:clamp(20px,5vw,64px);
  --section-y:clamp(72px,9vw,128px);
  --header-h:68px;

  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-io:cubic-bezier(.65,0,.35,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* 容器 */
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}

/* ============================================================
   导航 — 透明叠层，滚动后玻璃态
   ============================================================ */
.header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:var(--header-h);
  transition:background .4s var(--ease-out),backdrop-filter .4s,border-color .4s,box-shadow .4s;
  border-bottom:1px solid transparent;
}
.header.solid{
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(16px) saturate(1.4);
  -webkit-backdrop-filter:blur(16px) saturate(1.4);
  border-bottom-color:rgba(0,0,0,.06);
  box-shadow:0 1px 0 rgba(0,0,0,.02);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;letter-spacing:.02em}
.logo img{height:34px;width:auto}
.header-transparent .logo .logo-dark{display:none}
.header-transparent .logo .logo-light{display:block}
.header.solid .logo .logo-dark{display:block}
.header.solid .logo .logo-light{display:none}

.nav{display:flex;align-items:center;gap:36px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;
  color:rgba(255,255,255,.88);padding:6px 0;
  transition:color .25s;
}
.nav-link::after{
  content:'';position:absolute;left:0;bottom:-2px;width:0;height:2px;
  background:var(--red);transition:width .3s var(--ease-out);
}
.nav-link:hover,.nav-link.active{color:#fff}
.nav-link:hover::after,.nav-link.active::after{width:100%}
.header.solid .nav-link{color:var(--steel)}
.header.solid .nav-link:hover,.header.solid .nav-link.active{color:var(--blue)}
.header.solid .nav-link::after{background:var(--red)}

.header-actions{display:flex;align-items:center;gap:20px}
.lang{font-size:13px;color:rgba(255,255,255,.7);display:flex;align-items:center;gap:4px}
.lang .lang-item{
  color:rgba(255,255,255,.7);
  text-decoration:none;
  transition:color .25s;
  padding:2px 4px;
  line-height:1;
}
.lang .lang-item:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.lang .lang-item.on{color:#fff;font-weight:600;cursor:default}
.lang .lang-item.on:hover{text-decoration:none}
.lang .lang-sep{color:rgba(255,255,255,.4);user-select:none}
.header.solid .lang{color:var(--mist)}
.header.solid .lang .lang-item{color:var(--mist)}
.header.solid .lang .lang-item:hover{color:var(--blue)}
.header.solid .lang .lang-item.on{color:var(--blue)}
.header.solid .lang .lang-sep{color:var(--mist)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  padding:13px 28px;border-radius:4px;
  transition:all .3s var(--ease-out);white-space:nowrap;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 4px 16px rgba(26,78,138,.28)}
.btn-primary:hover{background:var(--blue-light);transform:translateY(-2px);box-shadow:0 8px 24px rgba(26,78,138,.36)}
.btn-red{background:var(--red);color:#fff;box-shadow:0 4px 16px rgba(211,47,47,.28)}
.btn-red:hover{background:var(--red-deep);transform:translateY(-2px)}
.btn-ghost{
  border:1.5px solid rgba(255,255,255,.5);color:#fff;background:transparent;
}
.btn-ghost:hover{background:#fff;color:var(--blue-deep);border-color:#fff}
.header.solid .btn-ghost{border-color:var(--blue);color:var(--blue)}
.header.solid .btn-ghost:hover{background:var(--blue);color:#fff}
.btn-sm{padding:10px 22px;font-size:14px}
.btn-lg{padding:16px 36px;font-size:16px}

.burger{display:none;flex-direction:column;gap:5px;padding:8px}
.burger span{width:22px;height:2px;background:#fff;transition:.3s}
.header.solid .burger span{background:var(--ink)}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.drawer{
  position:fixed;top:0;right:-100%;width:280px;height:100vh;z-index:1001;
  background:#fff;padding:80px 28px 28px;
  transition:right .4s var(--ease-out);box-shadow:-8px 0 32px rgba(0,0,0,.1);
}
.drawer.open{right:0}
.drawer .nav-link{display:block;color:var(--ink);font-size:17px;padding:14px 0;border-bottom:1px solid var(--fog)}
.drawer .btn{margin-top:20px;width:100%}
.drawer-lang{
  display:flex;align-items:center;gap:8px;
  padding:14px 0;border-bottom:1px solid var(--fog);
  font-size:14px;color:var(--steel-light);
}
.drawer-lang .lang-item{color:var(--steel-light);transition:color .2s;padding:0 4px}
.drawer-lang .lang-item:hover{color:var(--blue)}
.drawer-lang .lang-item.on{color:var(--ink);font-weight:600;cursor:default}
.drawer-lang .lang-sep{color:var(--mist);user-select:none}
.overlay{position:fixed;inset:0;background:rgba(7,26,51,.5);z-index:1000;opacity:0;visibility:hidden;transition:.3s}
.overlay.open{opacity:1;visibility:visible}

/* ============================================================
   Hero — 全出血、海报式、品牌优先、多 slide 轮播
   ============================================================ */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  overflow:hidden;background:var(--blue-night);
}

/* ---- 背景图轮播层 ---- */
.hero-slides{position:absolute;inset:0;z-index:0}
.hero-slide{
  position:absolute;inset:0;
  opacity:0;visibility:hidden;
  transition:opacity 1.2s var(--ease-out),visibility 1.2s;
}
.hero-slide.active{opacity:1;visibility:visible}
.hero-slide img{
  width:100%;height:100%;object-fit:cover;
}
.hero.loaded .hero-slide.active img{
  transition:opacity 6s var(--ease-out);
}
.hero-scrim{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(95deg,rgba(7,26,51,.94) 0%,rgba(7,26,51,.78) 38%,rgba(7,26,51,.32) 72%,rgba(7,26,51,.08) 100%),
    linear-gradient(0deg,rgba(7,26,51,.6) 0%,transparent 40%);
}

/* ---- 文案内容轮播层 ---- */
.hero-inner{position:relative;z-index:2;color:#fff;width:100%;padding-top:var(--header-h)}
.hero-content-wrap{position:relative;min-height:360px}
.hero-content{
  position:absolute;top:0;left:0;max-width:640px;width:100%;
  opacity:0;visibility:hidden;
  transition:opacity .6s var(--ease-out),visibility .6s;
}
.hero-content.active{opacity:1;visibility:visible}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(255,255,255,.7);margin-bottom:28px;
}
.hero-eyebrow .line{width:36px;height:1px;background:var(--red)}
.hero h1{
  font-size:clamp(38px,6vw,68px);font-weight:700;line-height:1.12;
  letter-spacing:-.01em;margin-bottom:24px;
}
.hero h1 .accent{color:#fff;position:relative}
.hero h1 .accent::after{
  content:'';position:absolute;left:0;bottom:6px;width:100%;height:3px;
  background:var(--red);transform:scaleX(0);transform-origin:left;
  transition:transform .8s .8s var(--ease-out);
}
.hero.loaded .hero-content.active .hero h1 .accent::after,
.hero.loaded .hero h1 .accent::after{transform:scaleX(1)}
.hero-sub{
  font-size:clamp(16px,1.8vw,20px);line-height:1.7;
  color:rgba(255,255,255,.82);max-width:520px;margin-bottom:40px;
}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}

/* ---- 首屏入场动画（所有 slide） ---- */
.hero .hero-content .hero-eyebrow{opacity:0;transform:translateY(20px)}
.hero .hero-content h1{opacity:0;transform:translateY(28px)}
.hero .hero-content .hero-sub{opacity:0;transform:translateY(24px)}
.hero .hero-content .hero-cta{opacity:0;transform:translateY(24px)}
.hero.loaded .hero-content.active .hero-eyebrow{opacity:1;transform:none;transition:opacity .6s .2s var(--ease-out),transform .6s .2s var(--ease-out)}
.hero.loaded .hero-content.active h1{opacity:1;transform:none;transition:opacity .7s .4s var(--ease-out),transform .7s .4s var(--ease-out)}
.hero.loaded .hero-content.active .hero-sub{opacity:1;transform:none;transition:opacity .7s .6s var(--ease-out),transform .7s .6s var(--ease-out)}
.hero.loaded .hero-content.active .hero-cta{opacity:1;transform:none;transition:opacity .7s .8s var(--ease-out),transform .7s .8s var(--ease-out)}

/* ---- 圆点导航 ---- */
.hero-dots{
  position:absolute;bottom:90px;left:50%;transform:translateX(-50%);z-index:3;
  display:flex;align-items:center;gap:12px;
}
.hero-dot{
  width:10px;height:10px;border-radius:50%;
  border:1.5px solid rgba(255,255,255,.5);background:transparent;
  cursor:pointer;padding:0;
  transition:all .35s var(--ease-out);
}
.hero-dot:hover{border-color:#fff;background:rgba(255,255,255,.25)}
.hero-dot.active{
  width:32px;border-radius:5px;
  background:var(--red);border-color:var(--red);
}

.hero-scroll{
  position:absolute;bottom:32px;left:50%;transform:translateX(-50%);z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  color:rgba(255,255,255,.5);font-size:12px;letter-spacing:.2em;
}
.hero-scroll .mouse{
  width:22px;height:36px;border:1.5px solid rgba(255,255,255,.4);border-radius:12px;
  position:relative;
}
.hero-scroll .mouse::after{
  content:'';position:absolute;top:7px;left:50%;width:3px;height:7px;
  background:#fff;border-radius:2px;transform:translateX(-50%);
  animation:scrollDot 1.8s infinite;
}
@keyframes scrollDot{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}80%{opacity:0;transform:translate(-50%,12px)}100%{opacity:0}}

/* ============================================================
   信任条 — 无卡片、横向分隔
   ============================================================ */
.trust{
  background:var(--blue-deep);color:#fff;padding:38px 0;
}
.trust-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
}
.trust-item{
  display:flex;flex-direction:column;align-items:center;text-align:center;
  padding:0 20px;position:relative;
}
.trust-item:not(:last-child)::after{
  content:'';position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:1px;height:40px;background:rgba(255,255,255,.14);
}
.trust-num{font-size:clamp(30px,3.5vw,42px);font-weight:700;color:#fff;line-height:1;margin-bottom:8px;letter-spacing:-.02em}
.trust-num .unit{font-size:.5em;font-weight:500;color:rgba(255,255,255,.6);margin-left:2px}
.trust-label{font-size:14px;color:rgba(255,255,255,.62);letter-spacing:.04em}

/* ============================================================
   通用段落标题 — 左对齐编辑式
   ============================================================ */
.section{padding:var(--section-y) 0}
.section-dark{background:var(--blue-night);color:#fff}
.section-fog{background:var(--mist-bg)}

.sec-head{margin-bottom:clamp(40px,5vw,64px);max-width:680px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--red);font-weight:600;margin-bottom:18px;
}
.sec-kicker .line{width:28px;height:2px;background:var(--red)}
.section-dark .sec-kicker{color:#fff}
.section-dark .sec-kicker .line{background:var(--red)}
.sec-head h2{
  font-size:clamp(28px,3.6vw,44px);font-weight:700;line-height:1.2;
  letter-spacing:-.01em;color:var(--ink);
}
.section-dark .sec-head h2{color:#fff}
.sec-head p{
  font-size:17px;color:var(--steel-light);margin-top:16px;line-height:1.7;max-width:560px;
}
.section-dark .sec-head p{color:rgba(255,255,255,.65)}

/* ============================================================
   业务范围 — 图文交替、真实工艺照片
   ============================================================ */
.scope-list{display:flex;flex-direction:column;gap:clamp(56px,7vw,96px);counter-reset:scope-num}
.scope-row{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,80px);
  align-items:center;counter-increment:scope-num;
}
.scope-row:nth-child(even) .scope-text{order:2}
.scope-row:nth-child(even) .scope-media{order:1}
.scope-media{
  position:relative;border-radius:6px;overflow:hidden;
  aspect-ratio:4/3;background:var(--fog);
}
.scope-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .8s var(--ease-out);
}
.scope-row:hover .scope-media img{transform:scale(1.06)}
.scope-tag{
  position:absolute;top:16px;left:16px;
  background:rgba(7,26,51,.82);backdrop-filter:blur(6px);
  color:#fff;font-size:12px;font-weight:600;letter-spacing:.08em;
  padding:6px 14px;border-radius:3px;
}
.scope-text{padding:8px 0}
.scope-index{
  font-size:14px;font-weight:700;color:var(--red);letter-spacing:.1em;
  margin-bottom:14px;
}
.scope-index::before{content:counter(scope-num,decimal-leading-zero)}
.scope-text h3{
  font-size:clamp(22px,2.4vw,30px);font-weight:700;color:var(--ink);
  margin-bottom:16px;letter-spacing:-.01em;
}
.scope-text p{font-size:16px;color:var(--steel-light);line-height:1.8;margin-bottom:20px}
.scope-feats{display:flex;flex-wrap:wrap;gap:8px}
.scope-feat{
  font-size:13px;color:var(--blue);background:rgba(26,78,138,.07);
  padding:6px 14px;border-radius:3px;font-weight:500;
}

/* ============================================================
   产品展示 — 极简边框、图像主导
   ============================================================ */
.prod-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:clamp(36px,4vw,52px)}
.prod-head .sec-head{margin-bottom:0}
.prod-link{
  font-size:15px;font-weight:600;color:var(--blue);
  display:inline-flex;align-items:center;gap:6px;
  transition:gap .3s var(--ease-out);
}
.prod-link:hover{gap:12px;color:var(--blue-light)}
.prod-link svg{width:16px;height:16px}

.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod-card{
  display:block;border-radius:6px;overflow:hidden;background:#fff;
  transition:transform .4s var(--ease-out),box-shadow .4s;
  position:relative;
}
.prod-card:hover{transform:translateY(-6px);box-shadow:0 20px 48px rgba(7,26,51,.12)}
.prod-img{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--fog)}
.prod-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.prod-card:hover .prod-img img{transform:scale(1.08)}
.prod-img::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(7,26,51,.45) 0%,transparent 50%);
  opacity:0;transition:opacity .4s;
}
.prod-card:hover .prod-img::after{opacity:1}
.prod-overlay{
  position:absolute;left:20px;bottom:20px;color:#fff;
  opacity:0;transform:translateY(12px);transition:all .4s var(--ease-out);
}
.prod-card:hover .prod-overlay{opacity:1;transform:none}
.prod-overlay span{font-size:13px;letter-spacing:.04em;opacity:.9}
.prod-body{padding:22px 24px 26px}
.prod-body h3{font-size:19px;font-weight:600;color:var(--ink);margin-bottom:8px}
.prod-body p{font-size:14px;color:var(--steel-light);line-height:1.6}

/* ============================================================
   设备实力 — 深色背景、横向精选
   ============================================================ */
.equip-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.equip-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:6px;overflow:hidden;
  transition:all .4s var(--ease-out);
}
.equip-card:hover{
  background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16);
  transform:translateY(-4px);
}
.equip-img{aspect-ratio:4/3;overflow:hidden;background:rgba(0,0,0,.2)}
.equip-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.equip-card:hover .equip-img img{transform:scale(1.06)}
.equip-body{padding:20px 22px}
.equip-body h3{font-size:17px;font-weight:600;color:#fff;margin-bottom:8px}
.equip-body p{font-size:13px;color:rgba(255,255,255,.55);line-height:1.6;margin-bottom:14px}
.equip-specs{display:flex;gap:8px;flex-wrap:wrap}
.equip-spec{
  font-size:12px;color:rgba(255,255,255,.7);
  background:rgba(255,255,255,.08);padding:4px 10px;border-radius:3px;
}
.equip-foot{text-align:center;margin-top:40px}

/* ============================================================
   工程案例 — 2 大精选卡
   ============================================================ */
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.case-card{
  display:block;border-radius:6px;overflow:hidden;background:#fff;
  transition:transform .4s var(--ease-out),box-shadow .4s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:0 20px 48px rgba(7,26,51,.12)}
.case-img{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--fog)}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.case-card:hover .case-img img{transform:scale(1.06)}
.case-badge{
  position:absolute;top:16px;left:16px;
  background:var(--red);color:#fff;font-size:12px;font-weight:600;
  padding:6px 14px;border-radius:3px;letter-spacing:.04em;
}
.case-body{padding:28px 30px}
.case-body h3{font-size:22px;font-weight:700;color:var(--ink);margin-bottom:12px}
.case-body p{font-size:15px;color:var(--steel-light);line-height:1.7;margin-bottom:24px}
.case-metrics{display:flex;gap:40px;padding-top:24px;border-top:1px solid var(--fog)}
.case-metric strong{display:block;font-size:26px;font-weight:700;color:var(--blue);letter-spacing:-.02em}
.case-metric span{font-size:13px;color:var(--mist)}
.case-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:20px;
  font-size:14px;font-weight:600;color:var(--red);
  transition:gap .3s var(--ease-out);
}
.case-card:hover .case-more{gap:12px}

/* ============================================================
   新闻动态 — 深色背景、3列卡片（与设备实力一致）
   ============================================================ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:6px;overflow:hidden;
  transition:all .4s var(--ease-out);
}
.news-card:hover{
  background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16);
  transform:translateY(-4px);
}
.news-img{position:relative;aspect-ratio:4/3;overflow:hidden;background:rgba(0,0,0,.2)}
.news-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease-out)}
.news-card:hover .news-img img{transform:scale(1.06)}
.news-date{
  position:absolute;bottom:12px;left:12px;
  background:rgba(255,255,255,.12);color:#fff;
  font-size:12px;font-weight:500;letter-spacing:.02em;
  padding:4px 10px;border-radius:3px;backdrop-filter:blur(4px);
}
.news-body{padding:20px 22px}
.news-body h3{
  font-size:17px;font-weight:600;color:#fff;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:13px;color:rgba(255,255,255,.55);line-height:1.6;margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:rgba(255,255,255,.7);
  transition:gap .3s var(--ease-out);
}
.news-card:hover .news-more{gap:12px}
.news-foot{text-align:center;margin-top:40px}

/* ============================================================
   关于辛发 — 单图 + 精炼文案
   ============================================================ */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,5vw,72px);align-items:center}
.about-media{border-radius:6px;overflow:hidden;aspect-ratio:5/4;box-shadow:0 16px 48px rgba(7,26,51,.1)}
.about-media img{width:100%;height:100%;object-fit:cover}
.about-text h3{
  font-size:clamp(24px,2.8vw,34px);font-weight:700;color:var(--ink);
  line-height:1.3;margin-bottom:20px;letter-spacing:-.01em;
}
.about-text>p{font-size:16px;color:var(--steel-light);line-height:1.85;margin-bottom:28px}
.about-stats{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:32px}
.about-stat{padding:18px 0;border-top:2px solid var(--fog)}
.about-stat strong{display:block;font-size:28px;font-weight:700;color:var(--blue);letter-spacing:-.02em}
.about-stat span{font-size:13px;color:var(--mist)}

/* ============================================================
   最终 CTA — 全出血深色
   ============================================================ */
.cta{position:relative;overflow:hidden;background:var(--blue-night)}
.cta-bg{position:absolute;inset:0;z-index:0}
.cta-bg img{width:100%;height:100%;object-fit:cover;opacity:.18}
.cta-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,var(--blue-night) 0%,rgba(7,26,51,.82) 100%)}
.cta-inner{position:relative;z-index:2;text-align:center;color:#fff;padding:clamp(72px,9vw,120px) 0}
.cta-inner h2{font-size:clamp(30px,4vw,48px);font-weight:700;margin-bottom:18px;letter-spacing:-.01em}
.cta-inner p{font-size:18px;color:rgba(255,255,255,.7);margin-bottom:36px}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ============================================================
   页脚
   ============================================================ */
.footer{background:var(--blue-night);color:rgba(255,255,255,.65);padding-top:72px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:80px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand img{height:42px;margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.8;margin-bottom:24px;max-width:480px}
.footer-contact{display:flex;flex-direction:column;gap:12px}
.footer-contact p{display:flex;align-items:flex-start;gap:10px;font-size:14px}
.footer-contact svg{width:16px;height:16px;flex-shrink:0;margin-top:3px;color:var(--blue-light)}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-grid > .footer-col{text-align:right}
.footer-grid > .footer-col ul{align-items:flex-end}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding:22px 0;font-size:13px;color:rgba(255,255,255,.4)}
.footer-bottom a:hover{color:rgba(255,255,255,.7)}

/* ============================================================
   悬浮咨询 + 回到顶部
   ============================================================ */
.float-consult{position:fixed;right:24px;bottom:28px;z-index:999;display:flex;flex-direction:column;align-items:flex-end;gap:12px;transition:bottom .3s var(--ease-out)}
.float-consult.with-back-to-top{bottom:96px}
.float-panel{
  position:absolute;bottom:calc(100% + 12px);right:0;
  width:300px;background:#fff;border-radius:8px;overflow:hidden;
  box-shadow:0 12px 40px rgba(7,26,51,.18);
  transform:translateY(16px) scale(.96);opacity:0;visibility:hidden;
  transition:all .35s var(--ease-out);transform-origin:bottom right;
}
.float-panel.open{transform:none;opacity:1;visibility:visible}
.float-panel-head{background:linear-gradient(135deg,var(--blue) 0%,var(--blue-deep) 100%);color:#fff;padding:18px 22px;position:relative}
.float-panel-head h4{font-size:16px;font-weight:600;margin-bottom:2px}
.float-panel-head p{font-size:13px;opacity:.8}
.float-close{position:absolute;top:14px;right:14px;width:24px;height:24px;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;display:flex;align-items:center;justify-content:center}
.float-close:hover{background:rgba(255,255,255,.25)}
.float-panel-body{padding:16px 18px;display:flex;flex-direction:column;gap:8px}
.float-item{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:6px;background:var(--mist-bg);font-size:14px;font-weight:500;transition:background .2s}
.float-item:hover{background:rgba(26,78,138,.08);color:var(--blue)}
.float-item svg{width:18px;height:18px;color:var(--blue);flex-shrink:0}
.float-hotline{text-align:center;padding:14px;background:rgba(211,47,47,.05);border-radius:6px;margin-top:4px}
.float-hotline span{font-size:12px;color:var(--mist)}
.float-hotline strong{display:block;font-size:20px;font-weight:700;color:var(--red)}
.float-btn{
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,var(--red) 0%,var(--red-deep) 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(211,47,47,.4);
  transition:transform .3s var(--ease-out);
}
.float-btn:hover{transform:scale(1.08)}
.float-btn svg{width:26px;height:26px}

.back-to-top{
  position:fixed;right:24px;bottom:28px;z-index:998;
  width:56px;height:56px;border-radius:50%;
  background:rgba(7,26,51,.85);backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;border:1px solid rgba(255,255,255,.12);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s var(--ease-out),transform .3s var(--ease-out),background .25s,box-shadow .25s;
  box-shadow:0 4px 16px rgba(0,0,0,.25);
}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{
  background:var(--red);border-color:var(--red);
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(211,47,47,.4);
}
.back-to-top svg{width:26px;height:26px;transition:transform .25s var(--ease-out)}
.back-to-top:hover svg{transform:translateY(-2px)}

/* ============================================================
   滚动揭示动画
   ============================================================ */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.1s}
.reveal-d2{transition-delay:.2s}
.reveal-d3{transition-delay:.3s}
.reveal-d4{transition-delay:.4s}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .reveal{opacity:1;transform:none}
}

/* ============================================================
   响应式
   ============================================================ */
@media(max-width:1024px){
  .nav{display:none}
  .burger{display:flex}
  .header-actions .btn{display:none}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .trust-item:nth-child(2)::after{display:none}
  .scope-row{grid-template-columns:1fr;gap:24px}
  .scope-row:nth-child(even) .scope-text{order:2}
  .scope-row:nth-child(even) .scope-media{order:1}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .equip-strip{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:40px}
  .footer-grid > .footer-col{text-align:left}
  .footer-grid > .footer-col ul{align-items:flex-start;flex-direction:row;flex-wrap:wrap;gap:10px 20px}
  .footer-grid > .footer-col h4{margin-bottom:14px}
  .footer-grid > .footer-col li{position:relative}
  .footer-grid > .footer-col li:not(:last-child)::after{content:'';position:absolute;right:-10px;top:50%;transform:translateY(-50%);width:1px;height:12px;background:rgba(255,255,255,.2)}
}
@media(max-width:640px){
  :root{--section-y:56px}
  .header-actions .lang{display:none}
  .trust-grid{grid-template-columns:1fr 1fr;gap:24px 0}
  .trust-item::after{display:none}
  .prod-grid,.equip-strip{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .prod-head{flex-direction:column;align-items:flex-start;gap:20px}
  .about-stats{grid-template-columns:1fr}
  .case-metrics{flex-direction:column;gap:16px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid > .footer-col ul{gap:8px 16px}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .hero-cta{flex-direction:column;width:100%}
  .hero-cta .btn{width:100%}
  .cta-actions{flex-direction:column;width:100%}
  .cta-actions .btn{width:100%}
  .float-panel{width:calc(100vw - 32px);max-width:300px}
}

/* ==================== 页面级补充样式 ==================== */

/* Page Banner (栏目页/内容页/单页) */
.page-banner {
  position: relative;
  padding: 140px 0 60px;
  background-size: cover;
  background-position: center;
  color: #fff;
  text-align: center;
}
.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7,26,51,0.85) 0%, rgba(7,26,51,0.7) 100%);
}
.page-banner > * { position: relative; z-index: 1; }
.page-banner h1 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.page-banner p {
  font-size: 16px;
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  opacity: 0.7;
  margin-bottom: 16px;
}
.breadcrumb a { color: #fff; text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* Content List Grid */
.content-list {
  padding: 60px 0 80px;
}
.content-list .prod-grid {
  margin-bottom: 40px;
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 40px;
}
.pagination a, .pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all 0.2s;
}
.pagination a:hover {
  border-color: var(--xf-blue);
  color: var(--xf-blue);
}
.pagination .current {
  background-color: var(--xf-blue);
  border-color: var(--xf-blue);
  color: #fff;
}

/* Content Detail */
.content-detail {
  padding: 60px 0 80px;
}
.content-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--gray-100);
  margin-bottom: 32px;
  font-size: 14px;
  color: var(--color-text-secondary);
}
.content-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.content-lead {
  font-size: 18px;
  line-height: 1.8;
  color: var(--gray-600);
  padding: 20px 24px;
  border-left: 4px solid var(--xf-red);
  background-color: var(--gray-50);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 32px;
}
.content-detail-image {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
}
.content-detail-image img {
  width: 100%;
  height: auto;
  display: block;
}
.content-detail-body {
  font-size: 16px;
  line-height: 1.9;
  color: var(--color-text);
}
.content-detail-body h2 {
  font-size: 24px;
  font-weight: 700;
  margin: 32px 0 16px;
}
.content-detail-body h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 28px 0 12px;
}
.content-detail-body p {
  margin-bottom: 16px;
}
.content-detail-body img {
  max-width: 100%;
  border-radius: var(--radius-md);
  margin: 16px 0;
}
.content-detail-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}
.content-detail-body th, .content-detail-body td {
  border: 1px solid var(--gray-200);
  padding: 10px 14px;
  text-align: left;
}

/* Prev/Next Navigation */
.prev-next {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 32px 0;
  border-top: 1px solid var(--gray-100);
  margin-top: 40px;
}
.prev-next-item {
  padding: 16px 20px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-text);
  transition: all 0.2s;
}
.prev-next-item:hover {
  border-color: var(--xf-blue);
  box-shadow: var(--shadow-sm);
}
.prev-next-item .label {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}
.prev-next-item.next {
  text-align: right;
}

/* Related Content */
.related-section {
  padding: 40px 0 80px;
  background-color: var(--gray-50);
}
.related-section .sec-head {
  margin-bottom: 32px;
}
.related-section h2 {
  font-size: 24px;
  font-weight: 700;
}

/* Single Page */
.single-page-content {
  padding: 60px 0 80px;
}
.single-page-content .content-detail-body {
  max-width: 900px;
  margin: 0 auto;
}

/* Contact Page */
.contact-section {
  padding: 60px 0 80px;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}
.contact-info-card {
  background: linear-gradient(135deg, #071A33 0%, #1A4E8A 100%);
  border-radius: var(--radius-lg);
  padding: 40px;
  color: #fff;
}
.contact-info-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 24px;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}
.contact-info-item svg {
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-info-item .label {
  font-size: 13px;
  opacity: 0.7;
  margin-bottom: 2px;
}
.contact-info-item .value {
  font-size: 16px;
  font-weight: 500;
}
.contact-form-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 24px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--xf-blue);
}
.form-group textarea {
  min-height: 120px;
  resize: vertical;
}
.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 400px;
  background-color: var(--gray-100);
}
.contact-map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Responsive for page templates */
@media (max-width: 768px) {
  .prev-next { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .page-banner { padding: 100px 0 40px; }
  .page-banner h1 { font-size: 26px; }
  .content-detail-body { font-size: 15px; }
}

/* ============================================================
   产品列表页 — 统计/筛选/卡片/分页
   ============================================================ */

/* 区块标题 */
.section-title{text-align:center;margin-bottom:48px}
.section-title h2{font-size:clamp(1.5rem,3vw,2rem);font-weight:700;color:var(--ink)}
.section-title .subtitle{font-size:.875rem;color:var(--steel-light);text-transform:uppercase;letter-spacing:.1em;margin-top:6px}
.section-title .divider{width:48px;height:3px;background:var(--red);margin:16px auto 0;border-radius:2px}

/* 统计数据栏 */
.equipment-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:48px}
.equipment-stat-card{background:var(--white);border:1px solid var(--fog);border-radius:12px;padding:32px;text-align:center;transition:all .3s var(--ease-out)}
.equipment-stat-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(26,78,138,.14);border-color:transparent}
.equipment-stat-card .number{font-size:42px;font-weight:700;color:var(--red);line-height:1;margin-bottom:12px}
.equipment-stat-card .number small{font-size:18px;color:var(--steel);margin-left:2px}
.equipment-stat-card .label{font-size:15px;color:var(--steel)}

/* 分类筛选 */
.equipment-category-nav{display:flex;gap:12px;margin-bottom:32px;flex-wrap:wrap;justify-content:center}
.filter-btn{padding:10px 24px;border:1px solid var(--fog);border-radius:9999px;font-size:14px;color:var(--steel);transition:all .2s var(--ease-out);background:var(--white)}
.filter-btn:hover,.filter-btn.active{background:var(--blue);color:var(--white);border-color:var(--blue)}

/* 产品网格 */
.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:50px}
.products-grid > a{display:block;text-decoration:none;color:inherit}

/* 产品卡片 */
.product-card{background:var(--white);border:1px solid var(--fog);border-radius:12px;overflow:hidden;transition:all .35s var(--ease-out);position:relative;height:100%}
.product-card:hover{box-shadow:0 12px 32px rgba(26,78,138,.12);border-color:transparent}
.product-image{position:relative;height:240px;overflow:hidden;background:var(--mist-bg)}
.product-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease-out)}
.product-card:hover .product-image img{transform:scale(1.05)}
.product-image::after{content:'';position:absolute;bottom:0;left:0;right:0;height:0;background:var(--red);transition:height .3s var(--ease-out)}
.product-card:hover .product-image::after{height:4px}
.product-info{padding:24px}
.product-info h3{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:8px;line-height:1.5}
.product-info p{font-size:14px;color:var(--steel);margin-bottom:16px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-link{display:inline-flex;align-items:center;gap:4px;font-size:14px;font-weight:600;color:var(--blue);opacity:0;transform:translateY(8px);transition:all .3s var(--ease-out)}
.product-card:hover .product-link{opacity:1;transform:translateY(0)}
.product-link:hover{color:var(--blue-light)}

/* 卡片标签 */
.equipment-card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.equipment-card-tag{display:inline-flex;align-items:center;padding:4px 10px;background:rgba(26,78,138,.08);color:var(--blue);font-size:12px;border-radius:4px;font-weight:500}
.equipment-card-tag.accent{background:rgba(211,47,47,.08);color:var(--red)}

/* 自定义分页 */
.custom-pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:50px}
.pagination-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--fog);border-radius:6px;font-size:16px;color:var(--steel);background:var(--white);transition:all .2s var(--ease-out)}
.pagination-btn:hover:not(:disabled){border-color:var(--blue);color:var(--blue)}
.pagination-btn:disabled{color:var(--mist);cursor:not-allowed;background:var(--mist-bg)}
.pagination-dots{display:flex;gap:6px}
.pagination-dot{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 12px;border:1px solid var(--fog);border-radius:6px;font-size:14px;color:var(--steel);background:var(--white);transition:all .2s var(--ease-out)}
.pagination-dot:hover{border-color:var(--blue);color:var(--blue)}
.pagination-dot.active{background:var(--blue);border-color:var(--blue);color:var(--white);font-weight:600}

/* 响应式 */
@media(max-width:992px){
  .equipment-stats{grid-template-columns:repeat(2,1fr)}
  .products-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:576px){
  .equipment-stats{grid-template-columns:1fr}
  .products-grid{grid-template-columns:1fr}
  .equipment-category-nav{gap:8px}
  .filter-btn{padding:8px 16px;font-size:13px}
}

/* ============================================================
   走进辛发 — 关于页样式
   ============================================================ */
.section-gray{background:var(--mist-bg)}
.split-section{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-content h3{font-size:28px;font-weight:700;color:var(--ink);margin-bottom:20px}
.about-content p{color:var(--steel);line-height:1.8;margin-bottom:16px}
.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}
.about-stat{display:flex;flex-direction:column;align-items:flex-start}
.about-stat strong{font-size:24px;font-weight:700;color:var(--red);line-height:1.2}
.about-stat span{font-size:13px;color:var(--steel-light);margin-top:4px}
.about-image{border-radius:12px;overflow:hidden;box-shadow:0 8px 30px rgba(7,26,51,.1)}
.about-image img{width:100%;height:auto;display:block}
.about-hero-images{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:48px}
.about-hero-images img{width:100%;height:240px;object-fit:cover;border-radius:10px}

@media(max-width:768px){
  .split-section{grid-template-columns:1fr;gap:32px}
  .about-stats{grid-template-columns:repeat(2,1fr)}
  .about-hero-images{grid-template-columns:1fr}
}

/* ============================================================
   招贤纳士 — 招聘页样式
   ============================================================ */
.careers-intro{background:var(--mist-bg)}
.careers-intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.careers-intro-content h3{font-size:28px;font-weight:700;color:var(--ink);margin-bottom:16px}
.careers-intro-content p{color:var(--steel);line-height:1.8;margin-bottom:16px}
.careers-benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.careers-benefit{display:flex;align-items:flex-start;gap:12px;padding:16px;background:var(--white);border-radius:8px;border:1px solid var(--fog)}
.careers-benefit svg{width:22px;height:22px;color:var(--red);flex-shrink:0;margin-top:2px}
.careers-benefit span{font-size:14px;font-weight:500;color:var(--ink)}
.careers-list{display:flex;flex-direction:column;gap:20px}
.career-card{background:var(--white);border:1px solid var(--fog);border-radius:12px;padding:32px;transition:all .3s var(--ease-out)}
.career-card:hover{box-shadow:0 12px 32px rgba(26,78,138,.12);border-color:transparent}
.career-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px}
.career-header h3{font-size:20px;font-weight:600;color:var(--ink);margin-bottom:8px}
.career-meta{display:flex;gap:12px;flex-wrap:wrap}
.career-meta span{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:var(--mist-bg);border-radius:9999px;font-size:13px;color:var(--steel)}
.career-meta span svg{width:14px;height:14px}
.career-salary{font-size:18px;font-weight:700;color:var(--red);white-space:nowrap}
.career-body{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:24px}
.career-body h4{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:12px}
.career-body ul{list-style:disc;padding-left:20px;display:flex;flex-direction:column;gap:8px}
.career-body li{font-size:14px;color:var(--steel);line-height:1.6}
.career-footer{display:flex;justify-content:space-between;align-items:center;padding-top:20px;border-top:1px solid var(--fog)}
.career-footer p{font-size:13px;color:var(--mist)}

@media(max-width:768px){
  .careers-intro-grid{grid-template-columns:1fr;gap:32px}
  .career-body{grid-template-columns:1fr;gap:20px}
  .career-footer{flex-direction:column;gap:12px;text-align:center}
}

.card-badge{position:absolute;top:12px;left:12px;padding:4px 12px;font-size:12px;font-weight:600;border-radius:4px;color:#fff;z-index:2;letter-spacing:.02em}
.badge-top{background:#D32F2F}
.badge-recommend{background:#1A4E8A}
.badge-hot{background:#E65100}