/* ===== Reset & Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  line-height:1.6;color:#1A2B3C;background:#fff;
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}

/* ===== Design Tokens ===== */
:root{
  --brand-primary:#006B6B;
  --brand-primary-dark:#005555;
  --brand-primary-light:#E6F4F4;
  --brand-accent:#C8A43C;
  --text-primary:#1A2B3C;
  --text-secondary:#5A6A7A;
  --text-tertiary:#8A9AAA;
  --text-muted:#8A9AAA;
  --bg-white:#FFFFFF;
  --bg-light:#F5F8FA;
  --bg-dark:#1A2B3C;
  --border-light:#E2E8F0;
  --shadow-sm:0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:0 8px 24px rgba(0,0,0,0.10);
}

/* ===== Layout ===== */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
@media(min-width:768px) and (max-width:1199px){.container{padding:0 32px}}
@media(min-width:1200px){.container{padding:0 48px}}

/* ===== Header / Nav ===== */
.site-header{
  background:#fff;position:sticky;top:0;z-index:100;
  box-shadow:var(--shadow-sm);
}
.main-nav{
  display:flex;align-items:center;justify-content:space-between;height:72px;
}
.brand{
  display:flex;align-items:center;gap:12px;
}
.brand-icon{
  width:40px;height:40px;border-radius:10px;
  background:linear-gradient(135deg,#006B6B,#008B8B);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.brand-icon svg{width:24px;height:24px}
.brand-text{
  font-size:1.25rem;font-weight:700;color:var(--text-primary);letter-spacing:-0.02em;
}
.nav-menu{
  display:flex;align-items:center;gap:36px;
}
.nav-menu a{
  font-size:0.9375rem;color:var(--text-secondary);font-weight:500;
  transition:color 0.2s;padding:8px 0;
}
.nav-menu a:hover,.nav-menu a.active{color:var(--brand-primary)}
.nav-cta{
  background:var(--brand-primary);color:#fff;font-size:0.875rem;font-weight:600;
  padding:10px 24px;border-radius:8px;border:none;cursor:pointer;
  transition:all 0.2s;white-space:nowrap;
}
.nav-cta:hover{background:var(--brand-primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.nav-toggle{
  display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-primary);
  align-items:center;gap:6px;line-height:1;
}
.nav-toggle-bar{display:inline-block;font-size:1.25rem;line-height:1}
.hero-actions .hero-btn-tel{display:none}

/* ===== Hero ===== */
.hero{
  background:var(--bg-light);padding:80px 0 48px;overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.hero-tag{
  display:inline-block;background:var(--brand-primary-light);color:var(--brand-primary);
  font-size:0.875rem;font-weight:600;padding:6px 16px;border-radius:20px;margin-bottom:20px;
}
.hero h1{
  font-size:3rem;line-height:1.15;font-weight:700;color:var(--text-primary);margin-bottom:20px;
}
.hero h1 .accent{color:var(--brand-primary)}
.hero-desc{
  font-size:1.125rem;color:var(--text-secondary);line-height:1.7;margin-bottom:32px;max-width:520px;
}
.hero-actions{
  display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px;
}
.btn-primary{
  background:var(--brand-primary);color:#fff;font-size:1rem;font-weight:600;
  padding:14px 32px;border-radius:8px;border:none;cursor:pointer;transition:all 0.2s;display:inline-block;
}
.btn-primary:hover{
  background:var(--brand-primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md);
}
.btn-secondary{
  background:transparent;color:var(--brand-primary);font-size:1rem;font-weight:600;
  padding:14px 32px;border-radius:8px;border:1.5px solid var(--brand-primary);cursor:pointer;
  transition:all 0.2s;display:inline-block;
}
.btn-secondary:hover{background:var(--brand-primary-light)}
.hero-trust{
  display:flex;gap:32px;flex-wrap:wrap;
}
.hero-trust-item{
  display:flex;align-items:center;gap:10px;font-size:0.9375rem;color:var(--text-secondary);
}
.hero-trust-item svg{
  width:20px;height:20px;flex-shrink:0;color:var(--brand-accent);
}
.hero-trust-item strong{
  color:var(--text-primary);font-weight:600;
}
.hero-visual{
  position:relative;display:flex;justify-content:center;align-items:center;
}
.hero-phone{
  width:280px;height:520px;background:linear-gradient(135deg,#006B6B,#008B8B);
  border-radius:32px;position:relative;box-shadow:var(--shadow-lg);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
}
.hero-phone::before{
  content:'';position:absolute;top:16px;left:50%;transform:translateX(-50%);
  width:80px;height:24px;background:rgba(0,0,0,0.15);border-radius:12px;
}
.hero-phone-text{
  color:#fff;font-size:1.5rem;font-weight:700;text-align:center;line-height:1.4;
}
.hero-phone-sub{
  color:rgba(255,255,255,0.85);font-size:0.875rem;
}
a.hero-badge,a.hero-badge:hover{text-decoration:none;color:inherit}
.hero-badge{
  position:absolute;background:#fff;border-radius:12px;padding:12px 16px;
  box-shadow:var(--shadow-md);display:flex;flex-direction:column;gap:2px;
  transition:transform .15s ease,box-shadow .15s ease;
}
a.hero-badge:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.hero-badge.top-right{top:40px;right:-20px}
.hero-badge.bottom-left{bottom:80px;left:-30px}
.hero-badge .num{font-size:1.25rem;font-weight:700;color:var(--brand-primary)}
.hero-badge .label{font-size:0.75rem;color:var(--text-tertiary)}

/* ===== Section Common ===== */
.section-label{
  text-align:center;font-size:0.875rem;font-weight:600;color:var(--brand-primary);
  letter-spacing:0.15em;text-transform:uppercase;margin-bottom:12px;
}
.section-title{
  text-align:center;font-size:2.25rem;font-weight:700;color:var(--text-primary);margin-bottom:16px;
}
.section-desc{
  text-align:center;font-size:1rem;color:var(--text-secondary);max-width:640px;margin:0 auto 48px;line-height:1.6;
}

/* ===== Services ===== */
.services-section{padding:56px 0 80px;background:#fff}
.service-cards{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:80px;
}
.service-card{
  background:#fff;border:1px solid var(--border-light);border-radius:16px;
  padding:40px 32px;transition:all 0.3s;position:relative;overflow:hidden;
}
.service-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:4px;
}
.service-card:nth-child(1)::before{background:var(--brand-primary)}
.service-card:nth-child(2)::before{background:var(--brand-accent)}
.service-card:nth-child(3)::before{background:var(--brand-primary-dark)}
.service-card:hover{
  transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent;
}
.service-icon{
  width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;font-size:1.5rem;
}
.service-card:nth-child(1) .service-icon{background:var(--brand-primary-light);color:var(--brand-primary)}
.service-card:nth-child(2) .service-icon{background:#FFF8E1;color:var(--brand-accent)}
.service-card:nth-child(3) .service-icon{background:#E8F5E9;color:#2E7D32}
.service-card h3{
  font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:12px;
}
.service-card p{
  font-size:0.9375rem;color:var(--text-secondary);line-height:1.6;margin-bottom:20px;
}
.service-tags{
  display:flex;gap:8px;flex-wrap:wrap;
}
.service-tags span{
  font-size:0.8125rem;color:var(--text-tertiary);background:var(--bg-light);
  padding:4px 12px;border-radius:20px;
}

/* ===== Advantages ===== */
.advantages-section{padding:0 0 80px;background:#fff}
.adv-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.adv-item{
  display:flex;gap:16px;padding:24px;border-radius:12px;transition:all 0.2s;
}
.adv-item:hover{background:var(--bg-light)}
.adv-icon{
  width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-size:1.25rem;flex-shrink:0;
}
.adv-item:nth-child(1) .adv-icon{background:var(--brand-primary-light);color:var(--brand-primary)}
.adv-item:nth-child(2) .adv-icon{background:#FFF3E0;color:#E65100}
.adv-item:nth-child(3) .adv-icon{background:#E3F2FD;color:#1565C0}
.adv-item:nth-child(4) .adv-icon{background:#F3E5F5;color:#6A1B9A}
.adv-item:nth-child(5) .adv-icon{background:#E8F5E9;color:#2E7D32}
.adv-item:nth-child(6) .adv-icon{background:#E0F7FA;color:#00838F}
.adv-item h3{
  font-size:1.0625rem;font-weight:700;color:var(--text-primary);margin-bottom:6px;
}
.adv-item p{
  font-size:0.875rem;color:var(--text-secondary);line-height:1.5;
}

/* ===== Cases ===== */
.cases-section{padding:80px 0;background:var(--bg-light)}
.case-cards{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:32px;
}
.case-card{
  background:#fff;border-radius:16px;overflow:hidden;transition:all 0.3s;
  box-shadow:var(--shadow-sm);
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.case-card-link{display:block;text-decoration:none;color:inherit}
.case-card-link:hover .case-card{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.case-img{
  height:200px;background:#E2E8F0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;color:var(--text-tertiary);font-size:0.875rem;gap:4px;
}
.case-body{padding:28px}
.case-tag{
  display:inline-block;font-size:0.8125rem;font-weight:600;
  color:var(--brand-primary);background:var(--brand-primary-light);
  padding:4px 12px;border-radius:20px;margin-bottom:12px;
}
.case-card h3{
  font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:10px;
}
.case-card p{
  font-size:0.9375rem;color:var(--text-secondary);line-height:1.6;margin-bottom:16px;
}
.case-detail-body h3{font-size:1rem;font-weight:600;margin:20px 0 10px}
.case-highlight{
  font-size:0.875rem;color:var(--text-secondary);padding:12px 16px;
  background:#FFF8E1;border-left:3px solid var(--brand-accent);border-radius:0 8px 8px 0;line-height:1.5;
  white-space:pre-line;
}
.case-note{
  text-align:center;font-size:0.875rem;color:var(--text-tertiary);margin-bottom:24px;
}
.case-industries{
  display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:8px;
}
.case-industries span{
  font-size:0.875rem;color:var(--brand-primary);background:#f0f5f1;
  padding:6px 18px;border-radius:999px;border:1px solid #dce8df;
  font-weight:600;transition:all 0.2s;cursor:pointer;
}
.case-industries span:hover{
  background:var(--brand-primary);color:#fff;border-color:var(--brand-primary);
}
.case-industries span.active{
  background:var(--brand-primary);color:#fff;border-color:var(--brand-primary);
}
@media(max-width:767px){
  .case-industries{gap:6px}
  .case-industries span{font-size:0.75rem;padding:3px 12px}
}

/* ===== About ===== */
.about-section{padding:80px 0;background:#fff}
.about-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;
}
.about-grid>div:last-child{padding-top:8px}
.about-images{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
}
.about-images img{
  border-radius:12px;width:100%;height:160px;object-fit:cover;
}
.about-images img:first-child{
  grid-column:1 / -1;height:220px;
}
.about-label{
  font-size:0.875rem;font-weight:600;color:var(--brand-primary);
  letter-spacing:0.15em;text-transform:uppercase;margin-bottom:12px;
}
.about-section h2{
  font-size:2.25rem;font-weight:700;color:var(--text-primary);margin-bottom:20px;
}
.about-desc{
  font-size:1rem;color:var(--text-secondary);line-height:1.7;margin-bottom:24px;
}
.about-quote{
  background:var(--bg-light);padding:20px 24px;border-radius:12px;
  border-left:4px solid var(--brand-primary);margin-bottom:24px;
}
.about-quote p{
  font-size:0.9375rem;color:var(--text-secondary);line-height:1.7;font-style:italic;
}
.about-tags{
  display:flex;gap:16px;flex-wrap:wrap;
}
.about-tags span{
  display:flex;align-items:center;gap:6px;font-size:0.9375rem;font-weight:600;color:var(--brand-primary);
}
.about-tags span::before{
  content:'';width:8px;height:8px;border-radius:50%;background:var(--brand-accent);
}

/* ===== Contact CTA ===== */
.contact-section{
  background:var(--brand-primary);padding:80px 0;text-align:center;color:#fff;
}
.contact-section .section-label{color:rgba(255,255,255,0.7);margin-bottom:12px;}
.contact-section .section-title{color:#fff;margin-bottom:16px;}
.contact-section .section-desc{color:rgba(255,255,255,0.85);margin-bottom:48px;}
.contact-boxes{
  display:flex;justify-content:center;gap:32px;flex-wrap:wrap;
}
.contact-box{
  background:rgba(255,255,255,0.12);backdrop-filter:blur(8px);border-radius:16px;
  padding:32px 40px;display:flex;flex-direction:column;align-items:center;gap:8px;
  min-width:200px;
}
.contact-box.phone .num{
  font-size:2rem;font-weight:700;color:#fff;letter-spacing:0.02em;
}
.contact-box.phone .label{font-size:0.9375rem;color:rgba(255,255,255,0.8);}
.contact-box.qr{
  background:#fff;padding:16px;
}
.contact-box.qr img{
  width:140px;height:140px;border-radius:8px;
}
.contact-box.qr .label{font-size:0.9375rem;color:var(--text-secondary);margin-top:6px;}
.contact-hours{
  margin-top:32px;font-size:0.9375rem;color:rgba(255,255,255,0.75);
}

/* ===== Footer ===== */
.site-footer{
  background:var(--bg-dark);color:#fff;padding:64px 0 32px;
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1.5fr 2fr;gap:32px;margin-bottom:48px;
}
.footer-grid.has-links{grid-template-columns:2fr 1.5fr 1.5fr 2fr;}
.footer-brand .brand{
  margin-bottom:16px;
}
.footer-brand .brand-icon{width:36px;height:36px;}
.footer-brand .brand-text{color:#fff;font-size:1.125rem;}
.footer-brand p{
  font-size:0.9375rem;color:#94A3B8;line-height:1.7;max-width:320px;
}
.footer-nav h3,.footer-contact h3,.footer-links h3{
  font-size:1rem;font-weight:600;color:#fff;margin-bottom:20px;
}
.footer-links{display:flex;flex-wrap:wrap;gap:10px 18px;}
.footer-links a{font-size:0.9375rem;color:#94A3B8;line-height:1.6;display:inline-block;padding:5px 0;}
.footer-links a:hover{color:#fff;text-decoration:underline;}
.footer-nav ul{display:flex;flex-direction:column;gap:12px;}
.footer-nav a{
  font-size:0.9375rem;color:#94A3B8;transition:color 0.2s;display:inline-block;padding:5px 0;
}
.footer-nav a:hover{color:#fff}
.footer-contact p{
  font-size:0.9375rem;color:#94A3B8;line-height:1.8;
}
.footer-contact strong{color:#fff;font-weight:600;}
.footer-contact a{display:inline-block;padding:5px 0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.1);padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
}
.footer-bottom p{
  font-size:0.875rem;color:#64748B;
}
.footer-bottom a{display:inline-block;padding:5px 0;}

/* ===== Responsive: Mobile < 768px ===== */
@media(max-width:767px){
  .nav-toggle{display:flex;font-size:1rem;font-weight:600;padding:6px 8px;border:1px solid var(--border-light);border-radius:6px}
  .nav-menu{
    display:none;position:absolute;top:72px;left:0;right:0;background:#fff;
    flex-direction:column;padding:8px 24px 24px;box-shadow:var(--shadow-md);gap:0;
  }
  .nav-menu.active{display:flex}
  .nav-menu a{padding:14px 0;border-bottom:1px solid var(--border-light);font-size:1rem}
  .nav-cta{display:inline-block;padding:8px 16px;font-size:0.8125rem}
  .hero{padding:48px 0 40px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero h1{font-size:1.75rem}
  .hero-desc{font-size:1rem}
  .hero-actions{flex-direction:column;gap:12px}
  .btn-primary,.btn-secondary{width:100%;text-align:center}
  .hero-visual{display:none}
  .hero-actions .hero-btn-free{display:none}
  .hero-actions .hero-btn-tel{display:inline-block}
  .hero-trust{gap:16px}
  .hero-trust-item{font-size:0.875rem}
  .section-title{font-size:1.5rem}
  .section-desc{font-size:0.9375rem;margin-bottom:32px}
  .service-cards{grid-template-columns:1fr;margin-bottom:48px}
  .adv-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .adv-item{padding:14px;gap:10px;border:1px solid var(--border-light)}
  .adv-icon{width:36px;height:36px;font-size:1.125rem;border-radius:8px}
  .case-cards{grid-template-columns:1fr}
  .case-img{height:160px}
  .about-grid{grid-template-columns:1fr;gap:32px}
  .about-images img:first-child{height:180px}
  .about-images img{height:120px}
  .about-section h2{font-size:1.5rem}
  .contact-boxes{flex-direction:column;align-items:center;gap:20px}
  .contact-box.phone .num{font-size:1.5rem}
  .contact-box.qr img{width:120px;height:120px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;text-align:center}
  .services-section,.advantages-section,.cases-section,.about-section,.contact-section{
    padding:48px 0;
  }
  .site-footer{padding:40px 0 24px}
}

/* ===== Responsive: Tablet 768-1199px ===== */
@media(min-width:768px) and (max-width:1199px){
  .hero-grid{grid-template-columns:1fr 1fr;gap:32px}
  .hero h1{font-size:2.25rem}
  .service-cards{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .case-cards{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}

/* ===== Page Hero (shared across inner pages) ===== */
.page-hero{background:linear-gradient(135deg,var(--brand-primary-dark) 0%,var(--brand-primary) 100%);padding:28px 0 14px;color:#fff;text-align:center}
.page-hero .page-title{font-size:1.75rem;font-weight:700;margin-bottom:4px}
.page-hero .page-desc{font-size:.9375rem;opacity:.9;max-width:700px;margin:0 auto;line-height:1.7}
@media(max-width:767px){.page-hero{padding:24px 0 12px}.page-hero .page-title{font-size:1.375rem}}

/* ===== Pricing Section ===== */
.pricing-section{padding:64px 0}
.pricing-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.pricing-card{background:#fff;border-radius:12px;box-shadow:0 2px 12px rgba(0,0,0,.06);overflow:hidden;display:flex;flex-direction:column}
.pricing-card.featured{transform:scale(1.03);box-shadow:0 8px 30px rgba(0,0,0,.1)}
.pricing-header{padding:28px 24px;color:#fff;text-align:center;position:relative}
.pricing-header .tier-badge{position:absolute;top:12px;right:12px;background:rgba(255,255,255,.92);color:#006b6b;font-size:.875rem;font-weight:600;padding:3px 10px;border-radius:12px;line-height:1.4}
.pricing-header h3{font-size:1.375rem;font-weight:700;margin-bottom:4px}
.pricing-header .pricing-sub{font-size:.875rem;opacity:.9}
.pricing-price{padding:28px 24px;text-align:center;border-bottom:1px solid #eee}
.pricing-price .price-num{font-size:2rem;font-weight:700;color:var(--brand-primary-dark)}
.pricing-price .price-unit{font-size:1rem;color:var(--text-secondary);margin-left:4px}
.pricing-body{padding:24px;flex:1;font-size:var(--tfz,16px)}
.pricing-body>p{font-size:.9375rem;color:var(--text-secondary);margin-bottom:16px;line-height:1.7;white-space:pre-line}
.pricing-list{list-style:none;padding:0;margin:0 0 16px}
.pricing-list li{padding:8px 0;padding-left:24px;position:relative;font-size:.9375rem;color:var(--text-primary);border-bottom:1px solid #f5f5f5}
.pricing-list li::before{content:"✓";position:absolute;left:0;color:var(--brand-primary);font-weight:700}
.pricing-note{font-size:.875rem;color:var(--text-muted);font-style:italic;white-space:pre-line}
@media(max-width:991px){.pricing-cards{grid-template-columns:1fr}.pricing-card.featured{transform:none}}

/* ===== Design Fee & After-sales ===== */
.design-fee-section,.aftersales-section{padding:48px 0;background:#f8fafc;text-align:center}
.design-fee-section .section-desc,.aftersales-section .section-desc{max-width:700px;margin:16px auto 0}

/* ===== Process Steps ===== */
.process-section{padding:64px 0}
.process-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-top:40px}
.process-step{text-align:center;padding:24px 16px;background:#fff;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.process-step .step-num{width:40px;height:40px;border-radius:50%;background:var(--brand-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin:0 auto 12px;font-size:1rem}
.process-step h4,.process-step h3{font-size:1rem;font-weight:600;margin-bottom:8px}
.process-step p{font-size:.9375rem;color:var(--text-secondary);line-height:1.6}
.process-note{text-align:center;margin-top:32px;color:var(--text-muted);font-size:.9375rem}
@media(max-width:991px){.process-steps{grid-template-columns:repeat(3,1fr)}}
@media(max-width:767px){.process-steps{grid-template-columns:1fr}}

/* ===== Case Detail ===== */
.case-detail-section{padding:64px 0}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-detail{display:flex;flex-direction:column;border:1px solid #e8eef4;border-radius:16px;overflow:hidden;background:#fff;transition:transform .25s ease,box-shadow .25s ease;height:100%}
.case-detail:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(15,23,42,.08)}
.case-detail-img{background:linear-gradient(135deg,#f0f4ff 0%,#e8f0fe 100%);min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-muted);font-size:.9375rem;gap:4px;aspect-ratio:4/3}
.case-detail-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.case-detail-body .case-tag{align-self:flex-start;margin-bottom:4px}
.case-detail-body h2{font-size:1.15rem;font-weight:700;color:var(--text-primary);line-height:1.4}
.case-detail-body p{color:var(--text-secondary);font-size:.9375rem;line-height:1.6}
.case-detail-body .case-highlight{margin-top:auto;font-size:.85rem}
@media(max-width:991px){.case-grid{grid-template-columns:1fr}}

/* ===== Industries ===== */
.industries-section{padding:20px 0;background:#f8fafc;text-align:center;border-bottom:1px solid #eef2f4}
.industries-section .section-title{margin-bottom:4px}
.industries-section .section-desc{margin-bottom:8px}

/* ===== FAQ ===== */
.faq-section{padding:64px 0}
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:40px}
.faq-group h2{font-size:1.25rem;font-weight:700;margin-bottom:24px;color:var(--brand-primary-dark);padding-bottom:8px;border-bottom:2px solid var(--brand-primary-light)}
.faq-item{margin-bottom:24px}
.faq-item h3{font-size:1rem;font-weight:600;margin-bottom:10px;color:var(--text-primary);line-height:1.5}
.faq-item p{font-size:.9375rem;color:var(--text-secondary);line-height:1.8}
@media(max-width:991px){.faq-grid{grid-template-columns:1fr}}

/* ===== About Detail ===== */
.about-detail-section{padding:64px 0}
.about-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.about-detail-images{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.about-detail-images img{width:100%;height:180px;object-fit:cover;border-radius:8px}
.about-detail-content h2{font-size:1.375rem;font-weight:700;margin:32px 0 16px;color:var(--text-primary)}
.about-detail-content h2:first-child{margin-top:0}
.about-detail-content{font-size:var(--afz,16px)}.about-detail-content p{line-height:1.8;color:var(--text-secondary);margin-bottom:16px}
.service-claims{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.claim-item{background:#f8fafc;padding:20px;border-radius:8px}
.claim-item h4,.claim-item h3{font-size:1rem;font-weight:600;margin-bottom:8px}
.claim-item p{font-size:var(--cfz,16px);color:var(--text-secondary);line-height:1.6}
.about-disclaimer{margin-top:32px;font-size:.8125rem;color:var(--text-muted);font-style:italic}
@media(max-width:991px){.about-detail-grid{grid-template-columns:1fr}.service-claims{grid-template-columns:1fr}}

/* ===== Contact Detail ===== */
.contact-detail-section{padding:64px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-info h2{font-size:1.5rem;font-weight:700;margin-bottom:20px}
.contact-channel{margin-bottom:20px}
.contact-channel h4,.contact-channel h3{font-size:1.125rem;font-weight:600;margin-bottom:8px}
.contact-phone-big{font-size:2rem;font-weight:700;color:var(--brand-primary-dark);margin-bottom:8px;white-space:nowrap;line-height:1.35;overflow:visible}
.contact-phone-big a{display:inline-block}
/* P0-1：宽屏（≥1200px）下联系页内容给左侧微信浮窗让位，避免遮挡电话区域 */
@media(min-width:1200px){.contact-detail-section .container{padding-left:190px}}
.qr-placeholder img{max-width:180px;border-radius:8px;border:1px solid #eee;margin-bottom:8px}
.contact-hours{margin-top:24px;padding:16px;background:#f8fafc;border-radius:8px;font-size:.875rem;color:var(--text-secondary)}
.consult-form{background:#fff;padding:32px;border-radius:12px;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.consult-form h2{font-size:1.5rem;font-weight:700;margin-bottom:24px}
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:.9375rem;font-weight:500;margin-bottom:6px}
.form-group .required{color:#e53935}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 14px;border:1px solid #ddd;border-radius:8px;font-size:.9375rem;font-family:inherit;transition:border-color .2s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--brand-primary)}
.form-group textarea{resize:vertical}
.btn-full{width:100%;padding:14px}
.form-note{margin-top:12px;font-size:.8125rem;color:var(--text-muted);text-align:center}
@media(max-width:991px){.contact-grid{grid-template-columns:1fr}}

/* ===== Blog ===== */
.blog-section{padding:64px 0}
.blog-categories{display:flex;gap:10px;margin-bottom:32px;flex-wrap:wrap;justify-content:center}
.cat-tag{padding:6px 18px;border-radius:20px;background:#f0f4ff;color:var(--brand-primary-dark);font-size:.875rem;cursor:pointer;transition:all .2s}
.cat-tag.active,.cat-tag:hover{background:var(--brand-primary);color:#fff}
@media(max-width:767px){
  .blog-categories{gap:6px;margin-bottom:24px}
  .cat-tag{font-size:0.75rem;padding:3px 12px}
}
.blog-list{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.blog-card{background:#fff;padding:28px;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,.04);transition:box-shadow .2s}
.blog-card:hover{box-shadow:0 4px 16px rgba(0,0,0,.08)}
.blog-meta{display:flex;gap:12px;margin-bottom:12px;align-items:center}
.blog-cat{padding:4px 10px;border-radius:4px;background:var(--brand-primary-light);color:var(--brand-primary-dark);font-size:.75rem;font-weight:500}
.blog-date{font-size:.8125rem;color:var(--text-muted)}
.blog-title{font-size:1.125rem;font-weight:600;margin-bottom:10px;line-height:1.5}
.blog-title a{color:var(--text-primary);text-decoration:none}
.blog-title a:hover{color:var(--brand-primary)}
.blog-excerpt{font-size:.9375rem;color:var(--text-secondary);line-height:1.7;margin-bottom:14px}
.blog-tags{display:flex;gap:8px;flex-wrap:wrap}
.blog-tags span{font-size:.75rem;padding:4px 10px;background:#f5f5f5;color:var(--text-muted);border-radius:4px}
.blog-cta{text-align:center;margin-top:48px;padding:24px;background:#f8fafc;border-radius:8px}
.blog-cta a{color:var(--brand-primary);font-weight:500}
@media(max-width:991px){.blog-list{grid-template-columns:1fr}}

/* ===== Active nav link ===== */
.nav-menu a.active{color:var(--brand-primary);font-weight:600}


/* ===== 移动端悬浮电话按钮（全站，右下角） ===== */
.mobile-call-btn{display:none;position:fixed;right:16px;bottom:16px;z-index:999;width:48px;height:48px;border-radius:50%;background:var(--brand-primary,#166b5e);color:#fff;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,0,0,.22);text-decoration:none;transition:transform .15s}
.mobile-call-btn:active{transform:scale(.94)}
@media(max-width:767px){.mobile-call-btn{display:flex}}

/* ===== 悬浮微信二维码（全站） ===== */
.float-qr{position:fixed;left:16px;top:55%;transform:translateY(-50%);z-index:999;width:var(--fq,150px)}
.float-qr-body{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:14px 12px;text-align:center;box-shadow:0 8px 30px rgba(15,23,42,.12);position:relative}
.float-qr-title{font-size:.875rem;font-weight:700;color:#1a2b3c;margin-bottom:10px}
.float-qr img{width:calc(var(--fq,150px) - 40px);height:calc(var(--fq,150px) - 40px);border-radius:8px;display:block;margin:0 auto 10px}
.float-qr p{font-size:.75rem;color:#5a6a7a;line-height:1.5;margin:0}
.float-qr-close{position:absolute;top:6px;right:10px;background:none;border:none;font-size:1.125rem;color:#8a9aaa;cursor:pointer;line-height:1;padding:0}
.float-qr-close:hover{color:#1a2b3c}
.float-qr-tab{display:none;background:#006b6b;color:#fff;border-radius:8px;font-size:.8125rem;padding:10px 6px;cursor:pointer;text-align:center;box-shadow:0 4px 16px rgba(0,107,107,.25)}
.float-qr.collapsed .float-qr-body{display:none}
.float-qr.collapsed .float-qr-tab{display:block}
@media(max-width:767px){.float-qr{display:none}}


/* ===== 博客正文（富文本）图文样式 ===== */
.blog-article-body img{max-width:100%;height:auto;border-radius:8px;margin:16px 0;display:block}
.blog-article-body h2{font-size:1.375rem;font-weight:700;margin:32px 0 12px;color:#1a2b3c}
.blog-article-body h3{font-size:1.125rem;font-weight:700;margin:24px 0 12px;color:#1a2b3c}
.blog-article-body p{margin:0 0 16px}
.blog-article-body ul,.blog-article-body ol{margin:0 0 16px;padding-left:1.5em}
.blog-article-body blockquote{border-left:4px solid #006b6b;padding:8px 16px;margin:0 0 16px;background:#f0f7f7;color:#334155;border-radius:0 8px 8px 0}
.blog-article-body a{color:#006b6b;text-decoration:underline}
.blog-article-body code{background:#f1f5f9;padding:2px 6px;border-radius:4px;font-size:.875em}
.blog-article-body pre{background:#1e293b;color:#e2e8f0;padding:16px;border-radius:8px;overflow-x:auto;margin:0 0 16px}
.blog-article-body table{border-collapse:collapse;width:100%;margin:0 0 16px}
.blog-article-body table td,.blog-article-body table th{border:1px solid #e2e8f0;padding:8px 12px;text-align:left}

/* ===== 分页条 ===== */
.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin:40px 0 0;flex-wrap:wrap}
.page-btn{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;border:1px solid #e2e8f0;border-radius:8px;background:#fff;color:#334155;font-size:.9375rem;text-decoration:none;transition:all .2s}
.page-btn:hover{border-color:#006b6b;color:#006b6b}
.page-btn.active{background:#006b6b;border-color:#006b6b;color:#fff;font-weight:600}

/* 案例详情页 */

.case-detail-page{padding:64px 0}
.case-detail-main{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
.case-detail-hero-img{background:linear-gradient(135deg,#f0f4ff 0%,#e8f0fe 100%);border-radius:16px;min-height:360px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.875rem;overflow:hidden}
.case-detail-hero-img img{width:100%;height:100%;object-fit:cover}
.case-detail-info{padding:8px 0}
.case-detail-info .case-tag{margin-bottom:12px}
.case-detail-info h2{font-size:1.6rem;font-weight:700;margin-bottom:12px;color:var(--text-primary)}
.case-detail-info .case-subtitle{color:var(--text-secondary);margin-bottom:16px;font-size:1rem}
.case-detail-info h4,.case-detail-info h3{font-size:1rem;font-weight:600;margin:20px 0 10px}
.case-description{color:var(--text-secondary);line-height:1.8;font-size:.95rem}
.case-features ul{list-style:disc;padding-left:20px;margin-bottom:16px}
.case-features ul li{padding:4px 0;color:var(--text-secondary);font-size:.9375rem}
.case-detail-info .case-highlight{margin-top:16px;font-size:.9rem}
.related-cases{margin-top:64px}
.related-title{font-size:1.3rem;font-weight:700;margin-bottom:24px}
@media(max-width:991px){.case-detail-main{grid-template-columns:1fr}}
/* 案例详情页 */
.case-detail-page{padding:64px 0}
.case-detail-main{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
.case-detail-hero-img{background:linear-gradient(135deg,#f0f4ff 0%,#e8f0fe 100%);border-radius:16px;min-height:360px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.875rem;overflow:hidden}
.case-detail-hero-img img{width:100%;height:100%;object-fit:cover}
.case-detail-info{padding:8px 0}
.case-detail-info .case-tag{margin-bottom:12px}
.case-detail-info h2{font-size:1.6rem;font-weight:700;margin-bottom:12px;color:var(--text-primary)}
.case-detail-info .case-subtitle{color:var(--text-secondary);margin-bottom:16px;font-size:1rem}
.case-detail-info h4,.case-detail-info h3{font-size:1rem;font-weight:600;margin:20px 0 10px}
.case-description{color:var(--text-secondary);line-height:1.8;font-size:.95rem}
.case-features ul{list-style:disc;padding-left:20px;margin-bottom:16px}
.case-features ul li{padding:4px 0;color:var(--text-secondary);font-size:.9375rem}
.case-detail-info .case-highlight{margin-top:16px;font-size:.9rem}
.related-cases{margin-top:64px}
.related-title{font-size:1.3rem;font-weight:700;margin-bottom:24px}
@media(max-width:991px){.case-detail-main{grid-template-columns:1fr}}

/* 案例详情图文正文（富文本） */
.case-content{line-height:1.9;color:var(--text-secondary);font-size:.95rem}
.case-content h2,.case-content h3,.case-content h4{color:var(--text-primary);font-weight:700;margin:28px 0 12px;line-height:1.5}
.case-content h2{font-size:1.25rem}
.case-content h3{font-size:1.1rem}
.case-content p{margin:12px 0}
.case-content img{max-width:100%;border-radius:12px;margin:16px 0;display:block}
.case-content ul,.case-content ol{padding-left:22px;margin:12px 0}
.case-content ul li,.case-content ol li{padding:4px 0}
.case-content blockquote{border-left:4px solid var(--primary);padding:8px 16px;background:#f8fafc;margin:16px 0;color:var(--text-secondary)}

/* 详情页返回导航 */
.back-nav{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:20px}
.back-nav-link{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);color:#fff;padding:8px 18px;border-radius:999px;font-size:.9rem;text-decoration:none;transition:background .2s ease}
.back-nav-link:hover{background:rgba(255,255,255,.28);color:#fff}

/* 返回导航-浅色变体（白底页面） */
.back-nav--light .back-nav-link{background:#fff;border:1px solid #dbe4ee;color:var(--text-primary);box-shadow:0 1px 3px rgba(15,23,42,.06)}
.back-nav--light .back-nav-link:hover{background:#f0f4ff;color:var(--accent)}

/* FAQ 折叠交互 */
.faq-item .faq-answer{display:none}
.faq-item.open .faq-answer{display:block}
.faq-item .faq-q{cursor:pointer;display:flex;align-items:center;gap:8px}
.faq-item .faq-q:hover{color:var(--brand-primary)}
.faq-item .faq-arrow{display:inline-block;transition:transform .2s ease;color:var(--brand-primary)}
.faq-item.open .faq-arrow{transform:rotate(90deg)}


/* ===== 详情页底部咨询栏 ===== */
.detail-cta-bar{position:fixed;left:0;right:0;bottom:0;z-index:998;background:rgba(255,255,255,.97);border-top:1px solid #e2e8f0;box-shadow:0 -2px 12px rgba(15,23,42,.08);padding:10px 20px;display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap}
.detail-cta-bar .cta-text{font-size:.9375rem;color:#334}
.detail-cta-bar .cta-btn{background:var(--brand-primary,#166b5e);color:#fff;padding:9px 26px;border-radius:8px;font-weight:600;font-size:.9375rem;text-decoration:none;white-space:nowrap;transition:opacity .15s}
.detail-cta-bar .cta-btn:hover{opacity:.92}
@media(max-width:767px){.detail-cta-bar{padding:9px 14px;gap:10px}.detail-cta-bar .cta-text{font-size:.8125rem}.detail-cta-bar .cta-btn{padding:9px 20px;font-size:.875rem}}