/* ============================================
   拓哈苏(无锡)官网 - 共享样式表
   ============================================ */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --navy:#0d1b2e;
  --navy-dark:#060e1a;
  --blue:#0057a8;
  --blue-dark:#003f7d;
  --blue-light:#4da6ff;
  --light:#f4f6f9;
  --white:#fff;
  --text:#1a1a2e;
  --muted:#6b7280;
  --border:#e2e8f0;
}
html{scroll-behavior:smooth}
body{
  font-family:'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;
  background:var(--white);color:var(--text);
  font-size:15px;line-height:1.7;
}
a{text-decoration:none;color:inherit}

/* ============ 导航栏 ============ */
nav{
  background:var(--navy);padding:0 40px;
  display:flex;align-items:center;justify-content:space-between;
  height:72px;position:sticky;top:0;z-index:100;
  border-bottom:3px solid var(--blue);
}
.logo-area{display:flex;align-items:center}
.logo-t{
  font-size:28px;font-weight:900;color:white;letter-spacing:3px;
  font-family:'Arial Black',Arial,sans-serif;line-height:1;
}
.logo-t span{color:var(--blue-light)}
.logo-sub-text{
  font-size:13px;color:#fff;
  letter-spacing:1.2px;display:block;margin-top:5px;font-weight:600;
}
.nav-links{display:flex;gap:32px;list-style:none}
.nav-links a{
  color:rgba(255,255,255,0.8);
  font-size:14px;letter-spacing:1px;transition:color .2s;
  position:relative;padding:4px 0;
}
.nav-links a:hover{color:white}
.nav-links a.active{color:white}
.nav-links a.active::after{
  content:'';position:absolute;bottom:-2px;left:0;right:0;
  height:2px;background:var(--blue-light);
}
.nav-cta{
  background:var(--blue);color:white;padding:12px 28px;min-width:150px;text-align:center;box-sizing:border-box;
  font-size:13px;border:none;cursor:pointer;letter-spacing:1px;
  transition:background .2s;
}
.nav-cta:hover{background:var(--blue-dark)}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:24px;cursor:pointer}

/* ============ 页内 Banner(二级页面顶部) ============ */
.page-banner{
  background:var(--navy);position:relative;overflow:hidden;
  padding:72px 40px;text-align:center;
  border-bottom:3px solid var(--blue);
}
.page-banner::before{
  content:'';position:absolute;inset:0;
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,0.02) 0px,rgba(255,255,255,0.02) 1px,transparent 1px,transparent 44px),repeating-linear-gradient(90deg,rgba(255,255,255,0.02) 0px,rgba(255,255,255,0.02) 1px,transparent 1px,transparent 44px);
}
.page-banner-content{position:relative;z-index:2}
.page-banner .pb-tag{
  font-size:11px;letter-spacing:4px;color:var(--blue-light);
  margin-bottom:14px;text-transform:uppercase;
}
.page-banner h1{
  font-size:40px;font-weight:800;color:white;
  font-family:'Arial Black',Arial,sans-serif;letter-spacing:1px;
}
.page-banner .pb-sub{
  font-size:14px;color:rgba(255,255,255,0.6);
  margin-top:14px;max-width:600px;margin-left:auto;margin-right:auto;line-height:1.9;
}

/* ============ 通用区块 ============ */
.sec{padding:80px 40px;max-width:1280px;margin:0 auto}
.sec-full{padding:80px 40px}
.sh{margin-bottom:48px}
.sh.center{text-align:center}
.s-tag{
  font-size:16px;letter-spacing:3px;color:var(--blue);
  margin-bottom:12px;display:block;text-transform:uppercase;font-weight:700;
}
.s-title{
  font-size:30px;font-weight:800;color:var(--navy);
  font-family:'Arial Black',Arial,sans-serif;
}
.s-bar{width:48px;height:3px;background:var(--blue);margin-top:14px}
.sh.center .s-bar{margin-left:auto;margin-right:auto}

/* ============ Hero 轮播(首页) - 全屏大图 ============ */
.hero{position:relative;height:calc(100vh - 72px);min-height:600px;overflow:hidden;background:#070f1c}
.hero-slides{
  display:flex;width:300%;height:100%;
  transition:transform 1s cubic-bezier(.4,0,.2,1);
}
.hero-slide{width:33.333%;height:100%;position:relative;flex-shrink:0;overflow:hidden}
.slide-img{
  width:100%;height:100%;object-fit:cover;display:block;
  transform:scale(1.1);transition:transform 8s ease-out;
}
.hero-slide.active .slide-img{transform:scale(1)}
.slide-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(6,12,24,0.9) 0%,rgba(6,12,24,0.42) 30%,rgba(6,12,24,0.05) 60%,transparent 100%);
}
.slide-overlay::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(6,12,24,0.5) 0%,rgba(6,12,24,0.08) 40%,transparent 62%);
}
.hero-content{
  position:absolute;left:8%;bottom:15%;
  z-index:3;max-width:780px;
}
.h-eyebrow{display:flex;align-items:center;gap:16px;margin-bottom:26px}
.h-eyebrow .e-line{width:56px;height:2px;background:var(--blue-light)}
.h-eyebrow .e-txt{font-size:12px;letter-spacing:5px;color:rgba(255,255,255,0.82);text-transform:uppercase}
.h-title{
  font-size:84px;font-weight:900;color:white;line-height:1.0;
  margin-bottom:26px;font-family:'Arial Black',Arial,sans-serif;letter-spacing:-2px;
  text-shadow:0 2px 28px rgba(0,0,0,.32);
}
.h-title em{color:var(--blue-light);font-style:normal;display:block}
.h-sub{
  font-size:19px;color:rgba(255,255,255,0.9);
  margin-bottom:36px;line-height:1.75;max-width:580px;
  text-shadow:0 1px 14px rgba(0,0,0,.4);
}
.hero .btn-p{
  background:#fff;color:var(--navy);border-radius:50px;
  padding:12px 28px;font-weight:700;letter-spacing:1px;min-width:150px;text-align:center;box-sizing:border-box;
}
.hero .btn-p:hover{background:rgba(255,255,255,.9);transform:translateY(-2px)}
.hero .btn-s{
  border:1.5px solid rgba(255,255,255,0.6);color:#fff;
  border-radius:50px;padding:12px 28px;background:transparent;letter-spacing:1px;min-width:150px;text-align:center;box-sizing:border-box;
}
.hero .btn-s:hover{background:rgba(255,255,255,0.12);border-color:#fff}
.h-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn-p{
  background:var(--blue);color:white;padding:12px 28px;min-width:150px;text-align:center;box-sizing:border-box;
  font-size:13px;letter-spacing:1.5px;border:none;cursor:pointer;
  transition:background .2s;font-weight:600;display:inline-block;
}
.btn-p:hover{background:var(--blue-dark)}
.btn-s{
  border:1px solid rgba(255,255,255,0.4);color:white;
  padding:12px 28px;min-width:150px;text-align:center;box-sizing:border-box;font-size:13px;letter-spacing:1.5px;
  background:transparent;cursor:pointer;transition:all .2s;display:inline-block;
}
.btn-s:hover{border-color:white;background:rgba(255,255,255,0.05)}
.dots{position:absolute;bottom:48px;right:8%;display:flex;gap:12px;z-index:10}
.dot{width:40px;height:3px;background:rgba(255,255,255,0.3);cursor:pointer;transition:all .3s;border-radius:2px}
.dot.on{background:var(--blue-light);width:56px}

/* ============ 产品三段式 ============ */
.prod-row{
  display:grid;grid-template-columns:1fr 1fr;
  min-height:420px;
}
.prod-row.reverse .prod-text{order:2}
.prod-row.reverse .prod-img{order:1}
.prod-text{
  padding:64px 56px;display:flex;flex-direction:column;justify-content:center;
}
.prod-row:nth-child(odd) .prod-text{background:var(--white)}
.prod-row:nth-child(even) .prod-text{background:var(--light)}
.prod-slogan{
  font-size:13px;letter-spacing:3px;color:var(--blue);
  margin-bottom:12px;font-weight:600;
}
.prod-series-en{
  font-size:12px;letter-spacing:3px;color:var(--muted);margin-bottom:6px;
}
.prod-hp-big{
  font-size:44px;font-weight:900;color:var(--navy);
  font-family:'Arial Black',Arial,sans-serif;line-height:1;margin-bottom:18px;
}
.prod-name-cn{
  font-size:22px;font-weight:700;color:var(--navy);margin-bottom:14px;
}
.prod-desc{font-size:14px;color:var(--muted);line-height:1.95;margin-bottom:28px}
.prod-img{overflow:hidden;position:relative;background:#f4f2f5;display:flex;align-items:center;justify-content:center}
.prod-img img{max-width:100%;max-height:100%;object-fit:contain;display:block;padding:30px;transition:transform .6s}
.prod-img:hover img{transform:scale(1.04)}

/* ============ 产品卡片(首页预览用) ============ */
.pg{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border)}
.pc{background:white;overflow:hidden;transition:all .3s;cursor:pointer;position:relative;display:block}
.pc:hover{box-shadow:0 16px 48px rgba(0,87,168,.18);z-index:2;transform:translateY(-4px)}
.pi{height:240px;overflow:hidden;background:#f4f2f5;display:flex;align-items:center;justify-content:center;padding:18px}
.pi img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .5s;display:block}
.pc:hover .pi img{transform:scale(1.08)}
.pb{padding:26px 28px 32px}
.p-badge{display:inline-block;background:var(--blue);color:white;font-size:10px;letter-spacing:2px;padding:4px 12px;margin-bottom:12px;font-weight:600}
.p-name{font-size:20px;font-weight:800;color:var(--navy);margin-bottom:6px;font-family:'Arial Black',Arial,sans-serif}
.p-hp{font-size:13px;color:var(--blue);font-weight:700;letter-spacing:1.5px;margin-bottom:14px}
.p-desc-sm{font-size:14px;color:var(--muted);line-height:1.9}
.p-link{font-size:13px;color:var(--blue);font-weight:700;margin-top:18px;display:block;letter-spacing:.5px}

/* ============ 关于我们 ============ */
.about-split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.a-img-box{overflow:hidden;height:420px}
.a-img-box img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s}
.a-img-box:hover img{transform:scale(1.04)}
.about-text{font-size:14px;color:var(--muted);line-height:2;margin-top:0}
.about-text + .about-text{margin-top:14px}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.badge{border:1px solid var(--border);font-size:12px;color:var(--muted);padding:7px 16px;background:white}

/* ============ 数字亮点 ============ */
.stats{background:var(--navy);padding:56px 40px}
.stats-inner{max-width:1280px;margin:0 auto}
.sg{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.si{text-align:center;padding:24px;border-right:1px solid rgba(255,255,255,.12)}
.si:last-child{border-right:none}
.sn{font-size:56px;font-weight:900;color:white;line-height:1;font-family:'Arial Black',Arial,sans-serif}
.su{font-size:19px;color:rgba(255,255,255,.72);margin-left:3px}
.sl{font-size:13px;color:rgba(255,255,255,.62);letter-spacing:1.5px;margin-top:10px}

/* ============ 时间轴 ============ */
.timeline{max-width:760px;margin:0 auto;position:relative;padding-left:40px}
.timeline::before{content:'';position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:var(--border)}
.tl-item{position:relative;padding-bottom:36px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:'';position:absolute;left:-39px;top:4px;width:18px;height:18px;border-radius:50%;background:var(--blue);border:4px solid var(--white);box-shadow:0 0 0 1px var(--border)}
.tl-year{font-size:20px;font-weight:900;color:var(--blue);font-family:'Arial Black',Arial,sans-serif;margin-bottom:4px}
.tl-text{font-size:14px;color:var(--muted);line-height:1.8}

/* ============ 联系方式 ============ */
.contact-split{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.ci-list{display:flex;flex-direction:column}
.ci-row{display:flex;align-items:flex-start;gap:18px;padding:22px 0;border-bottom:1px solid var(--border)}
.ci-row:first-child{padding-top:0}
.ci-row:last-child{border-bottom:none}
.ci-icon{width:48px;height:48px;background:var(--navy);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:20px}
.ci-label{font-size:10px;letter-spacing:2px;color:var(--muted);margin-bottom:4px}
.ci-val{font-size:15px;color:var(--navy);font-weight:700}
.ci-sub{font-size:12px;color:var(--muted);margin-top:3px}

/* ============ 表单 ============ */
.form-box{background:var(--navy);padding:40px}
.form-title{font-size:18px;font-weight:800;color:white;margin-bottom:6px;font-family:'Arial Black',Arial,sans-serif}
.form-subtitle{font-size:12px;color:rgba(255,255,255,.5);margin-bottom:24px;letter-spacing:1px}
.fl{margin-bottom:16px}
.fl label{font-size:11px;letter-spacing:1px;color:rgba(255,255,255,.55);display:block;margin-bottom:6px}
.fl input,.fl textarea,.fl select{
  width:100%;border:1px solid rgba(255,255,255,.15);
  padding:12px 14px;font-size:14px;font-family:inherit;
  outline:none;background:rgba(255,255,255,.06);color:white;transition:border-color .2s;
}
.fl input::placeholder,.fl textarea::placeholder{color:rgba(255,255,255,.35)}
.fl input:focus,.fl textarea:focus,.fl select:focus{border-color:var(--blue)}
.fl select{color:rgba(255,255,255,.75)}
.fl select option{background:var(--navy);color:white}
.fl textarea{resize:vertical;min-height:90px}
.form-btn{width:100%;background:var(--blue);color:white;border:none;padding:15px;font-size:13px;letter-spacing:3px;cursor:pointer;font-family:inherit;transition:background .2s;font-weight:700}
.form-btn:hover{background:var(--blue-dark)}

/* ============ CTA 区块 ============ */
.cta-band{background:var(--blue);padding:56px 40px;text-align:center}
.cta-band h2{font-size:28px;font-weight:800;color:white;font-family:'Arial Black',Arial,sans-serif;margin-bottom:12px}
.cta-band p{font-size:14px;color:rgba(255,255,255,.85);margin-bottom:28px}
.cta-band .btn-white{background:white;color:var(--blue);padding:14px 36px;font-size:13px;letter-spacing:1.5px;font-weight:700;display:inline-block;transition:transform .2s}
.cta-band .btn-white:hover{transform:translateY(-2px)}

/* ============ 页脚 ============ */
footer{background:var(--navy-dark);padding:40px 40px 24px;border-top:3px solid var(--blue)}
.footer-inner{max-width:1280px;margin:0 auto}
.ft{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.07)}
.f-logo{font-size:24px;font-weight:900;color:white;letter-spacing:3px;font-family:'Arial Black',Arial,sans-serif}
.f-logo span{color:var(--blue-light)}
.f-info{font-size:12px;color:rgba(255,255,255,.4);line-height:2;margin-top:12px}
.fl-cols{display:flex;gap:48px}
.fl-col h4{font-size:12px;color:white;letter-spacing:2px;margin-bottom:14px;text-transform:uppercase}
.fl-col ul{list-style:none}
.fl-col li{margin-bottom:8px}
.fl-col a{color:rgba(255,255,255,.4);font-size:13px;transition:color .2s}
.fl-col a:hover{color:white}
.fb{display:flex;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.3);letter-spacing:.5px}

/* ============ 响应式 ============ */
@media(max-width:900px){
  nav{padding:0 20px;height:64px}
  .nav-links{
    display:none;position:absolute;top:64px;left:0;right:0;
    background:var(--navy);flex-direction:column;gap:0;padding:8px 0;
    border-bottom:3px solid var(--blue);
  }
  .nav-links.open{display:flex}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:14px 24px;border-bottom:1px solid rgba(255,255,255,.06)}
  .nav-links a.active::after{display:none}
  .nav-toggle{display:block}
  .nav-cta{display:none}
  .logo-t{font-size:22px}

  .hero{height:86vh;min-height:560px}
  .hero-slide{flex-direction:row}
  .slide-img{position:static;height:100%;order:0;transform:scale(1.06)}
  .hero-slide.active .slide-img{transform:scale(1)}
  .slide-overlay{display:block;background:linear-gradient(to top,rgba(6,12,24,0.92) 0%,rgba(6,12,24,0.5) 42%,rgba(6,12,24,0.16) 72%,transparent 100%)}
  .hero-content{position:absolute;order:0;flex:none;left:24px;right:24px;top:auto;bottom:12%;transform:none;background:none;padding:0;max-width:none}
  .h-eyebrow{display:none}
  .h-title{font-size:40px;text-shadow:0 2px 20px rgba(0,0,0,0.45);margin-bottom:16px;letter-spacing:-1px}
  .h-sub{font-size:15px;text-shadow:0 1px 10px rgba(0,0,0,0.5);margin-bottom:24px;color:rgba(255,255,255,0.9);max-width:none}
  .dots{position:absolute;left:24px;right:auto;bottom:24px;transform:none}
  .hero .btn-p,.hero .btn-s{padding:13px 28px;font-size:13px}

  .page-banner{padding:52px 24px}
  .page-banner h1{font-size:30px}

  .sec{padding:52px 24px}
  .sec-full{padding:52px 24px}
  .s-title{font-size:24px}

  .prod-row{grid-template-columns:1fr}
  .prod-row.reverse .prod-text{order:1}
  .prod-row.reverse .prod-img{order:2}
  .prod-text{padding:40px 24px}
  .prod-img{height:280px}
  .prod-hp-big{font-size:36px}

  .pg{grid-template-columns:1fr}

  .about-split{grid-template-columns:1fr;gap:32px}
  .a-img-box{height:280px}

  .sg{grid-template-columns:repeat(2,1fr)}
  .si{border-right:none;border-bottom:1px solid rgba(255,255,255,.12)}

  .contact-split{grid-template-columns:1fr;gap:32px}

  .ft{flex-direction:column;gap:24px}
  .fl-cols{gap:32px}
  .fb{flex-direction:column;gap:8px;text-align:center}
}

/* ============ 型号陈列卡片(三级页) ============ */
.model-section{max-width:1280px;margin:0 auto;padding:64px 40px}
.model-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.model-card{
  border:1px solid var(--border);background:#fff;overflow:hidden;
  transition:all .28s;display:block;
}
.model-card:hover{box-shadow:0 14px 40px rgba(0,87,168,.16);transform:translateY(-5px);border-color:transparent}
.mc-top{
  position:relative;padding:32px 20px 26px;text-align:center;
  background:linear-gradient(150deg,var(--navy) 0%,#173461 100%);overflow:hidden;
}
.mc-top::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 72% 18%,rgba(77,166,255,.2),transparent 60%);
}
.mc-badge{
  position:absolute;top:12px;right:12px;z-index:2;
  font-size:9px;letter-spacing:2px;font-weight:700;
  padding:3px 8px;background:var(--blue-light);color:var(--navy);border-radius:2px;
}
.mc-hp{
  position:relative;font-family:'Arial Black',Arial,sans-serif;
  font-size:58px;font-weight:900;color:#fff;line-height:.9;letter-spacing:-2px;
}
.mc-hp small{font-size:18px;margin-left:3px;color:var(--blue-light);letter-spacing:0}
.mc-type{
  position:relative;font-size:10px;letter-spacing:3px;
  color:rgba(255,255,255,.6);margin-top:12px;text-transform:uppercase;
}
.mc-body{padding:20px 22px 24px}
.mc-model{
  font-family:'Arial Black',Arial,sans-serif;font-size:22px;font-weight:900;
  color:var(--navy);letter-spacing:-.5px;margin-bottom:8px;
}
.mc-tags{font-size:12px;color:var(--muted);margin-bottom:16px;line-height:1.6}
.mc-link{font-size:13px;color:var(--blue);font-weight:700;letter-spacing:.5px}
.model-card:hover .mc-link{text-decoration:underline}

/* JET 机型变体 */
.model-card.jet .mc-top{background:linear-gradient(150deg,#0c2a24 0%,#15564a 100%)}
.model-card.jet .mc-top::before{background:radial-gradient(circle at 72% 18%,rgba(80,220,180,.22),transparent 60%)}
.model-card.jet .mc-hp small{color:#5fe0bd}
.model-card.jet .mc-badge{background:#5fe0bd}

/* 系列介绍条 */
.series-intro{max-width:1280px;margin:0 auto;padding:56px 40px 0;text-align:center}
.series-intro p{color:var(--muted);max-width:760px;margin:0 auto;line-height:1.95;font-size:15px}

@media(max-width:900px){
  .model-section{padding:40px 24px}
  .model-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .mc-hp{font-size:48px}
  .mc-model{font-size:18px}
  .series-intro{padding:40px 24px 0}
}
@media(max-width:480px){
  .model-grid{grid-template-columns:1fr 1fr;gap:12px}
  .mc-top{padding:24px 12px 20px}
  .mc-hp{font-size:40px}
  .mc-body{padding:16px 14px 18px}
}

/* ============ 透明悬浮导航(首页 Hero 用) ============ */
nav.nav-hero{
  position:fixed;top:0;left:0;right:0;
  background:transparent;border-bottom:1px solid rgba(255,255,255,.16);
}
nav.nav-hero.scrolled{
  background:rgba(11,20,34,.94);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:3px solid var(--blue);
}
/* 全局按钮圆角化(更现代) */
.btn-p,.btn-s,.nav-cta,.cta-band .btn-white{border-radius:50px}

/* ===================== 产品详情页 ===================== */
.pd-breadcrumb{max-width:1240px;margin:0 auto;padding:26px 40px 0;font-size:13px;color:var(--muted)}
.pd-breadcrumb a{color:var(--muted);text-decoration:none}
.pd-breadcrumb a:hover{color:var(--blue)}
.pd-hero{max-width:1240px;margin:0 auto;padding:30px 40px 60px;display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.pd-img{background:#f4f2f5;border-radius:10px;padding:36px;display:flex;align-items:center;justify-content:center}
.pd-img img{width:100%;height:auto;object-fit:contain;max-height:440px}
.pd-badge{display:inline-block;background:var(--blue);color:#fff;font-size:12px;font-weight:700;letter-spacing:1px;padding:6px 14px;border-radius:5px;margin-bottom:18px}
.pd-name{font-size:46px;font-weight:900;color:var(--navy);font-family:'Arial Black',Arial,sans-serif;line-height:1;margin-bottom:10px}
.pd-power{font-size:21px;color:var(--blue);font-weight:700;margin-bottom:22px}
.pd-desc{font-size:15px;color:var(--text);line-height:1.95;margin-bottom:30px}
.pd-cta{display:flex;gap:14px;flex-wrap:wrap}
.pd-secwrap{background:var(--light)}
.pd-section{max-width:1240px;margin:0 auto;padding:60px 40px}
.pd-h{font-size:14px;letter-spacing:3px;color:var(--blue);font-weight:700;text-transform:uppercase;margin-bottom:10px;display:block}
.pd-h2{font-size:30px;font-weight:800;color:var(--navy);margin-bottom:34px}
.spec-table{width:100%;border-collapse:collapse;font-size:14.5px;background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,.04)}
.spec-table tr{border-bottom:1px solid var(--border)}
.spec-table tr:last-child{border-bottom:none}
.spec-table th{text-align:left;padding:15px 20px;color:var(--muted);font-weight:600;width:36%;background:#fafafa;vertical-align:top}
.spec-table td{padding:15px 20px;color:var(--navy);font-weight:500}
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.feat-card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:26px 28px}
.feat-card h4{font-size:16px;color:var(--navy);margin-bottom:16px;font-weight:700;padding-bottom:12px;border-bottom:2px solid var(--blue)}
.feat-card ul{list-style:none;padding:0;margin:0}
.feat-card li{font-size:14px;color:var(--text);line-height:1.7;padding-left:18px;position:relative;margin-bottom:10px}
.feat-card li:before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;background:var(--blue);border-radius:50%}
.pd-note{max-width:1240px;margin:0 auto;padding:0 40px 50px;font-size:12.5px;color:var(--muted);line-height:1.8}
@media(max-width:900px){
  .pd-hero{grid-template-columns:1fr;gap:28px;padding:24px 24px 44px}
  .pd-name{font-size:38px}
  .pd-section{padding:44px 24px}
  .feat-grid{grid-template-columns:1fr;gap:18px}
  .pd-breadcrumb{padding:22px 24px 0}
  .pd-note{padding:0 24px 40px}
  .spec-table th{width:44%}
}