:root{
  --primary:#2674F1;
  --primary-dark:#1E54C8;
  --primary-deep:#112A57;
  --primary-soft:#4FB6E5;
  --accent:#00C2A8;
  --text:#0F1B36;
  --text-2:#4B5876;
  --text-3:#54607C;
  --line:#E5EAF3;
  --bg:#FFFFFF;
  --bg-soft:#F5F8FF;
  --bg-blue:#EAF2FF;
  --shadow-sm:0 6px 16px rgba(15,27,54,.06);
  --shadow-md:0 14px 40px rgba(15,27,54,.08);
  --shadow-lg:0 24px 60px rgba(15,27,54,.12);
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --container:1240px;
  --header-h:76px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Helvetica,Arial,"Noto Sans CJK SC",sans-serif;
  font-size:15px;line-height:1.7;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul,ol{list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--primary);outline-offset:3px;border-radius:8px}
a,button,.cta-btn{touch-action:manipulation}
.skip-link{position:absolute;left:-999px;top:0;z-index:200;background:var(--primary);color:#fff;padding:12px 20px;font-size:14px;font-weight:600;border-radius:0 0 10px 0}
.skip-link:focus{left:0}
.container{max-width:var(--container);margin:0 auto;padding:0 32px}

/* ============ Header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--header-h);
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid transparent;
  transition:all .25s ease;
}
.site-header.scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 4px 20px rgba(15,27,54,.04);
}
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:200;background:linear-gradient(90deg,var(--primary),var(--primary-soft),var(--accent));box-shadow:0 0 10px rgba(38,116,241,.5);transition:width .12s linear}
.nav{display:flex;align-items:center;height:100%;gap:48px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand img{height:36px;width:auto;max-width:36px;border-radius:8px 8px 0 0;object-fit:contain}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{font-size:18px;color:var(--primary-deep);letter-spacing:1px}
.brand-text small{font-size:10px;color:var(--text-3);letter-spacing:2px;margin-top:2px}
.menu{display:flex;align-items:center;gap:6px;margin-left:auto}
.menu a{
  position:relative;padding:10px 16px;font-size:14px;font-weight:500;color:var(--text-2);
  border-radius:8px;transition:all .2s;
}
.menu a:hover{color:var(--primary);background:var(--bg-blue)}
.menu a::after{content:"";position:absolute;left:16px;right:16px;bottom:5px;height:2px;background:linear-gradient(90deg,var(--primary),var(--primary-soft));border-radius:2px;transform:scaleX(0);transform-origin:center;transition:transform .35s cubic-bezier(.4,0,.2,1)}
.menu a:hover::after,.menu a.active::after{transform:scaleX(1)}
.menu a.active{color:var(--primary);background:var(--bg-blue)}
/* ===== Language switcher dropdown (中文 / EN / ไทย) ===== */
.lang-switch{position:relative;display:flex;align-items:center;font-size:13px;color:var(--text-3)}
.lang-current{display:inline-flex;align-items:center;gap:6px;padding:8px 13px;border-radius:9px;background:transparent;border:1px solid var(--line);color:var(--text-2);font-size:13px;font-weight:600;cursor:pointer;transition:color .2s,border-color .2s,background .2s}
.lang-current:hover{color:var(--primary);border-color:var(--primary);background:var(--bg-blue)}
.lang-current .caret{font-size:9px;line-height:1;opacity:.55;transition:transform .25s}
.lang-switch.open .lang-current .caret{transform:rotate(180deg)}
.lang-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:124px;margin:0;padding:6px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .2s,transform .2s,visibility .2s;z-index:60}
.lang-switch.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-menu li a{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 12px;border-radius:8px;color:var(--text-2);font-size:13px;font-weight:500;transition:background .18s,color .18s}
.lang-menu li a:hover{background:var(--bg-blue);color:var(--primary)}
.lang-menu li a.active{color:var(--primary);font-weight:700}
.lang-menu li a.active::after{content:"\2713";font-size:11px;font-weight:700}
.cta-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:11px 22px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;border-radius:30px;font-size:14px;font-weight:600;
  box-shadow:0 8px 20px rgba(38,116,241,.32);
  transition:all .25s;
}
.cta-btn,.btn-primary,.strength-card,.benefit-card,.prod-cat,.feat-prod,.func-card,.report-card,.spray-card,.case-card,.style-card,.reason-card,.step,.logo-cell,.flow-step{transition:transform .28s cubic-bezier(.22,.61,.36,1),box-shadow .28s cubic-bezier(.22,.61,.36,1),border-color .28s cubic-bezier(.22,.61,.36,1)}
.cta-btn:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(38,116,241,.45)}
.nav-toggle{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;padding:10px;border-radius:10px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--primary-deep);border-radius:2px;transition:all .25s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.hero-orb{position:absolute;border-radius:50%;filter:blur(42px);opacity:.55;pointer-events:none;z-index:1;animation:float 9s ease-in-out infinite}
.hero-orb.o1{width:260px;height:260px;background:radial-gradient(circle,rgba(38,116,241,.38),transparent 70%);top:6%;right:5%}
.hero-orb.o2{width:200px;height:200px;background:radial-gradient(circle,rgba(0,194,168,.32),transparent 70%);bottom:8%;left:3%;animation-delay:-3s}
.hero-orb.o3{width:150px;height:150px;background:radial-gradient(circle,rgba(79,182,229,.32),transparent 70%);top:42%;left:38%;animation-delay:-6s}
.hero .container{position:relative;z-index:2}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(14px,-26px)}}

/* ============ Hero ============ */
.hero{
  position:relative;padding:calc(var(--header-h) + 70px) 0 100px;
  background:
    radial-gradient(ellipse 80% 60% at 90% 0%, rgba(38,116,241,.10) 0%, transparent 60%),
    radial-gradient(ellipse 70% 50% at 10% 100%, rgba(0,194,168,.08) 0%, transparent 60%),
    linear-gradient(180deg,#F5F8FF 0%,#EAF2FF 60%,#FFFFFF 100%);
  overflow:hidden;
}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;filter:blur(2px);
  pointer-events:none;
}
.hero::before{
  width:520px;height:520px;left:-160px;top:80px;
  background:radial-gradient(circle,rgba(38,116,241,.16),transparent 70%);
}
.hero::after{
  width:380px;height:380px;right:-100px;bottom:60px;
  background:radial-gradient(circle,rgba(79,182,229,.18),transparent 70%);
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr 1fr;gap:60px;align-items:center;
  position:relative;z-index:2;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 18px;background:rgba(38,116,241,.08);color:var(--primary);
  border:1px solid rgba(38,116,241,.18);border-radius:30px;
  font-size:13px;font-weight:600;letter-spacing:1px;
}
.hero-tag::before{content:"";width:6px;height:6px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 4px rgba(0,194,168,.18)}
.hero h1{
  margin-top:24px;font-size:60px;font-weight:800;line-height:1.18;
  color:var(--primary-deep);letter-spacing:-1px;
}
.hero h1 .accent{
  background:linear-gradient(135deg,var(--primary),var(--primary-soft));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{
  margin-top:22px;font-size:18px;color:var(--text-2);line-height:1.85;max-width:560px;
}
.hero-pills{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-pills span{
  padding:10px 18px;background:#fff;border:1px solid var(--line);
  border-radius:30px;font-size:13px;font-weight:500;color:var(--text-2);
  box-shadow:var(--shadow-sm);
}
.hero-pills span b{color:var(--primary);font-weight:600}
.hero-actions{display:flex;gap:16px;margin-top:38px;align-items:center}
.btn-primary,.btn-ghost{
  display:inline-flex;align-items:center;gap:10px;
  padding:16px 30px;border-radius:34px;font-size:15px;font-weight:600;transition:all .25s;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;
  box-shadow:0 14px 32px rgba(38,116,241,.35);
}
.btn-primary:hover{transform:translateY(-6px);box-shadow:0 24px 48px rgba(38,116,241,.5)}
.btn-ghost{
  background:#fff;color:var(--primary-deep);
  border:1px solid var(--line);
}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.hero-visual{
  position:relative;height:560px;
}
.hero-img{
  position:absolute;inset:0;
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:0 30px 70px rgba(15,27,54,.18);
}
.hero-img img{width:100%;height:100%;object-fit:cover}
.hero-bubble{
  position:absolute;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--primary-soft));
  box-shadow:0 12px 30px rgba(38,116,241,.32);
  display:flex;align-items:center;justify-content:center;color:#fff;
  flex-direction:column;
}
.bubble-1{width:160px;height:160px;left:-30px;top:80px;font-size:14px}
.bubble-1 b{font-size:34px;font-weight:800;letter-spacing:-1px;display:block;margin-bottom:4px}
.bubble-2{width:130px;height:130px;right:0;bottom:120px;font-size:13px;background:linear-gradient(135deg,#fff,#EAF2FF);color:var(--primary-deep);border:1px solid rgba(38,116,241,.16)}
.bubble-2 b{font-size:28px;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--primary-soft));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:4px}
.bubble-3{width:90px;height:90px;right:80px;top:30px;font-size:11px;background:linear-gradient(135deg,#00C2A8,#4FB6E5)}
.bubble-3 b{font-size:20px;font-weight:800;display:block;margin-bottom:2px}
.hero-dots{position:absolute;width:90px;height:90px;right:-30px;bottom:0;
  background-image:radial-gradient(circle,var(--primary) 2px,transparent 2.5px);
  background-size:18px 18px;opacity:.5;
}

/* ============ Trust bar ============ */
.trust-bar{
  padding:48px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.trust-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;text-align:center}
.trust-item{padding:8px}
.trust-item b{
  display:block;font-size:42px;font-weight:800;line-height:1;
  background:linear-gradient(135deg,var(--primary),var(--primary-soft));
  -webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-1px;
}
.trust-item span{font-size:13px;color:var(--text-3);margin-top:8px;display:block;letter-spacing:1px}
.trust-item:not(:last-child){border-right:1px solid var(--line)}

/* ============ Section base ============ */
.section{padding:110px 0;position:relative}
.section.alt{background:var(--bg-soft)}
.section-head{display:flex;align-items:flex-end;gap:32px;margin-bottom:60px}
.section-num{
  font-size:96px;font-weight:800;line-height:.85;letter-spacing:-3px;
  background:linear-gradient(135deg,var(--primary),var(--primary-soft));
  -webkit-background-clip:text;background-clip:text;color:transparent;flex-shrink:0;
}
.section-title{flex:1;padding-bottom:8px}
.section-title small{
  display:block;font-size:13px;font-weight:600;color:var(--primary);
  letter-spacing:3px;text-transform:uppercase;margin-bottom:8px;
}
.section-title h2{font-size:44px;font-weight:800;color:var(--primary-deep);letter-spacing:-1px;line-height:1.2}
.section-title p{margin-top:14px;font-size:16px;color:var(--text-2);max-width:680px}
.section-title .divider{
  display:block;width:60px;height:3px;
  background:linear-gradient(90deg,var(--primary),transparent);
  margin-top:18px;border-radius:3px;
}

/* ============ About ============ */
.about-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:center}
.about-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.about-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.about-tag{
  position:absolute;top:24px;left:24px;padding:10px 18px;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-radius:30px;font-size:13px;font-weight:600;color:var(--primary);
}
.about-visual::after{
  content:"";position:absolute;left:-20px;bottom:-20px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(38,116,241,.20),transparent 70%);z-index:-1;
}
.about-content h3{font-size:32px;font-weight:800;color:var(--primary-deep);line-height:1.3}
.about-content h3 span{
  display:block;font-size:18px;font-weight:600;color:var(--primary);
  letter-spacing:6px;margin-bottom:6px;
}
.about-content p{margin-top:18px;font-size:15.5px;color:var(--text-2);line-height:1.9}
.about-points{margin-top:28px;display:grid;gap:14px}
.about-points li{display:flex;gap:14px;font-size:14.5px;color:var(--text-2)}
.about-points li::before{
  content:"";flex-shrink:0;width:22px;height:22px;margin-top:3px;
  background:var(--bg-blue) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232674F1' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center/14px no-repeat;
  border-radius:50%;
}
.values-row{margin-top:36px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.value-card{
  position:relative;padding:30px 22px;border-radius:var(--radius);
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;text-align:center;overflow:hidden;
  box-shadow:0 14px 30px rgba(38,116,241,.25);
}
.value-card:nth-child(2){background:linear-gradient(135deg,#5C7DB5,#3F5C92)}
.value-card:nth-child(3){background:linear-gradient(135deg,#7E8FB7,#5B6E91)}
.value-card b{font-size:36px;font-weight:800;letter-spacing:8px;display:block}
.value-card small{font-size:12px;letter-spacing:4px;opacity:.85;display:block;margin-top:6px}
.value-card::after{
  content:"";position:absolute;width:140px;height:140px;right:-50px;bottom:-50px;border-radius:50%;
  background:rgba(255,255,255,.1);
}

/* ============ Founder ============ */
.founder{margin-top:64px;display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:stretch}
.founder-card{
  background:linear-gradient(135deg,#fff,#F5F8FF);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow-md);
  display:flex;flex-direction:column;justify-content:center;
}
.founder-eyebrow{
  display:inline-block;padding:6px 14px;background:var(--primary);color:#fff;
  font-size:13px;font-weight:600;border-radius:6px;letter-spacing:2px;margin-bottom:14px;
}
.founder-card h4{font-size:32px;font-weight:800;color:var(--primary-deep);margin-bottom:6px}
.founder-card .pos{font-size:14px;color:var(--primary);letter-spacing:2px;margin-bottom:24px}
.founder-bio{display:grid;gap:18px}
.founder-bio .item{padding:18px 20px;background:#fff;border-radius:var(--radius);border-left:3px solid var(--primary);box-shadow:var(--shadow-sm)}
.founder-bio .item h5{font-size:15px;font-weight:700;color:var(--primary-deep);margin-bottom:6px}
.founder-bio .item p{font-size:13.5px;color:var(--text-2);line-height:1.8}

/* ============ Timeline ============ */
.timeline{margin-top:30px;position:relative;padding:40px 0}
.timeline-track{
  position:relative;height:1px;
  background:linear-gradient(90deg,transparent,var(--primary) 15%,var(--primary) 85%,transparent);
  margin:0 60px;
}
.timeline-items{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;margin-top:-12px}
.tl-item{position:relative;text-align:center;padding-top:90px}
.tl-item::before{
  content:attr(data-year);position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:84px;height:84px;border-radius:50%;
  background:#fff;border:2px solid var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;color:var(--primary);
  box-shadow:0 10px 24px rgba(38,116,241,.20);
}
.tl-item::after{
  content:"";position:absolute;top:80px;left:50%;transform:translateX(-50%);
  width:2px;height:24px;background:var(--primary);
}
.tl-item h5{font-size:15px;font-weight:700;color:var(--primary-deep);margin-bottom:10px}
.tl-item p{font-size:13px;color:var(--text-2);line-height:1.85}

/* ============ Strengths ============ */
.strengths{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.strength-card{
  background:#fff;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-md);transition:all .3s;
  border:1px solid var(--line);
}
.strength-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.strength-img{position:relative;height:220px;overflow:hidden}
.strength-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.strength-card:hover .strength-img img{transform:scale(1.06)}
.strength-img span{
  position:absolute;top:20px;left:20px;padding:8px 16px;background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);border-radius:30px;font-size:13px;font-weight:700;color:var(--primary);
}
.strength-body{padding:30px}
.strength-body h4{font-size:24px;font-weight:800;color:var(--primary-deep);margin-bottom:10px;display:flex;align-items:center;gap:10px}
.strength-body h4::before{content:"";width:6px;height:24px;background:linear-gradient(180deg,var(--primary),var(--primary-soft));border-radius:3px}
.strength-body p{font-size:14.5px;color:var(--text-2);line-height:1.85}
.strength-stats{
  margin-top:20px;padding-top:20px;border-top:1px dashed var(--line);
  display:flex;gap:24px;
}
.strength-stats div b{font-size:24px;font-weight:800;color:var(--primary);display:block;line-height:1}
.strength-stats div span{font-size:12px;color:var(--text-3);margin-top:4px;display:block}

/* ============ Service Flow ============ */
.flow-section{background:linear-gradient(135deg,#112A57 0%,#1E3A78 100%);color:#fff;border-radius:var(--radius-lg);padding:80px 60px;position:relative;overflow:hidden;margin-top:30px}
.flow-section::before{
  content:"";position:absolute;width:600px;height:600px;right:-200px;top:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(79,182,229,.18),transparent 70%);
}
.flow-section::after{
  content:"";position:absolute;width:400px;height:400px;left:-100px;bottom:-150px;border-radius:50%;
  background:radial-gradient(circle,rgba(38,116,241,.20),transparent 70%);
}
.flow-head{text-align:center;margin-bottom:60px;position:relative;z-index:2}
.flow-head small{font-size:13px;color:var(--primary-soft);letter-spacing:4px;text-transform:uppercase}
.flow-head h3{margin-top:12px;font-size:36px;font-weight:800}
.flow-head .line{display:block;width:60px;height:3px;background:linear-gradient(90deg,var(--primary-soft),transparent);margin:18px auto 0;border-radius:3px}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;z-index:2}
.flow-step{
  text-align:center;padding:30px 22px;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);
  backdrop-filter:blur(8px);position:relative;transition:all .3s;
}
.flow-step:hover{transform:translateY(-6px);background:rgba(255,255,255,.08);border-color:rgba(79,182,229,.4)}
.flow-step .dot{
  width:64px;height:64px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--primary-soft));
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 20px;color:#fff;font-size:24px;font-weight:800;
  box-shadow:0 10px 24px rgba(38,116,241,.45);
}
.flow-step h4{font-size:22px;font-weight:700;margin-bottom:12px;letter-spacing:4px}
.flow-step .sub{font-size:13px;color:var(--primary-soft);letter-spacing:2px;margin-bottom:14px}
.flow-step p{font-size:13.5px;color:rgba(255,255,255,.7);line-height:1.85}
.flow-arrow{
  position:absolute;right:-18px;top:50%;transform:translateY(-50%);
  width:36px;height:36px;border-radius:50%;background:rgba(79,182,229,.18);
  display:flex;align-items:center;justify-content:center;color:var(--primary-soft);z-index:3;
}
.flow-arrow svg{width:18px;height:18px}

/* ============ Logistics & Partners ============ */
.partners-section{padding:80px 0;background:#fff}
.partners-head{text-align:center;margin-bottom:48px}
.partners-head h3{font-size:36px;font-weight:800;color:var(--primary-deep)}
.partners-head p{margin-top:10px;color:var(--text-2);font-size:15px}
.logos-grid{
  display:grid;grid-template-columns:repeat(8,1fr);gap:14px;
}
.logo-cell{
  height:88px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  display:flex;align-items:center;justify-content:center;
  color:var(--text-2);font-size:13px;font-weight:600;letter-spacing:1px;
  transition:all .25s;padding:8px;
}
.logo-cell:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-sm)}

/* ============ Negative Ions Edu ============ */
.edu-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.edu-card{
  background:#fff;border-radius:var(--radius-lg);padding:36px;
  box-shadow:var(--shadow-md);border:1px solid var(--line);
  position:relative;overflow:hidden;
}
.edu-card.bad::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#FF6B6B,#FF9B6B)}
.edu-card.good::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--accent),var(--primary-soft))}
.edu-eyebrow{display:inline-block;padding:6px 14px;border-radius:30px;font-size:12px;font-weight:700;letter-spacing:1px;margin-bottom:18px}
.edu-card.bad .edu-eyebrow{background:rgba(255,107,107,.1);color:#E64545}
.edu-card.good .edu-eyebrow{background:rgba(0,194,168,.1);color:var(--accent)}
.edu-card h3{font-size:30px;font-weight:800;color:var(--primary-deep);margin-bottom:18px;line-height:1.3}
.edu-card p{font-size:14.5px;color:var(--text-2);line-height:1.9;margin-bottom:14px}
.edu-card ul{display:grid;gap:10px;margin-top:14px}
.edu-card li{display:flex;gap:10px;font-size:13.5px;color:var(--text-2);align-items:flex-start}
.edu-card li::before{content:"·";color:var(--primary);font-size:24px;line-height:1;flex-shrink:0}
.edu-card.good li::before{color:var(--accent)}

/* Benefits grid */
.benefits-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:64px}
.benefit-card{
  position:relative;padding:32px 28px;background:#fff;border-radius:var(--radius-lg);
  border:1px solid var(--line);transition:all .3s;
}
.benefit-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(38,116,241,.45)}
.benefit-icon{
  width:60px;height:60px;border-radius:14px;
  background:linear-gradient(135deg,var(--bg-blue),#fff);
  display:flex;align-items:center;justify-content:center;color:var(--primary);
  margin-bottom:18px;border:1px solid var(--line);
}
.benefit-icon svg{width:30px;height:30px}
.benefit-card h4{font-size:20px;font-weight:700;color:var(--primary-deep);margin-bottom:10px}
.benefit-card p{font-size:13.5px;color:var(--text-2);line-height:1.85}
.benefit-card .num{
  position:absolute;right:24px;top:24px;font-size:42px;font-weight:800;line-height:1;
  color:var(--bg-blue);
}

/* Concentration table */
.conc-section{margin-top:64px;background:#fff;border-radius:var(--radius-lg);padding:48px;box-shadow:var(--shadow-md);border:1px solid var(--line)}
.conc-section h3{font-size:28px;font-weight:800;color:var(--primary-deep);margin-bottom:24px;text-align:center}
.conc-table{width:100%;border-collapse:collapse;font-size:14px}
.conc-table th,.conc-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
.conc-table th{background:var(--bg-soft);color:var(--primary-deep);font-weight:700;font-size:14px}
.conc-table th:first-child{border-radius:8px 0 0 8px}
.conc-table th:last-child{border-radius:0 8px 8px 0}
.conc-table tr:last-child td{border-bottom:none}
.conc-table .place{color:var(--text);font-weight:600}
.conc-table .highlight{color:var(--primary);font-weight:700}
.conc-table .lvl-1{color:#0a8c4f}
.conc-table .lvl-2{color:#3da557}
.conc-table .lvl-3{color:#7cb342}
.conc-table .lvl-4{color:#f9a825}
.conc-table .lvl-5{color:#ef6c00}
.conc-table .lvl-6{color:#d84315}
.note{margin-top:18px;padding:14px 18px;background:var(--bg-blue);border-radius:8px;font-size:12.5px;color:var(--text-2);text-align:center}

/* ============ Products ============ */
.prod-cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:50px}
.prod-cat{
  position:relative;padding:28px;background:#fff;border-radius:var(--radius-lg);
  border:1px solid var(--line);transition:all .3s;
  display:flex;flex-direction:column;
}
.prod-cat::before{
  content:"";position:absolute;right:-1px;top:50%;width:0;height:0;
  border:8px solid transparent;border-right-color:var(--primary);border-left:none;
  transform:translateY(-50%);opacity:0;transition:all .25s;
}
.prod-cat:hover{border-color:var(--primary);box-shadow:var(--shadow-lg);transform:translateY(-6px)}
.prod-cat .num{
  position:absolute;top:18px;right:22px;font-size:42px;font-weight:800;color:var(--bg-blue);line-height:1;
}
.prod-cat h4{font-size:22px;font-weight:700;color:var(--primary-deep);margin-bottom:8px;padding-right:60px}
.prod-cat .name-en{font-size:12px;color:var(--primary);letter-spacing:2px;margin-bottom:14px;text-transform:uppercase}
.prod-cat p{font-size:13.5px;color:var(--text-2);line-height:1.85;flex:1}

/* Featured products */
.featured-title{margin:70px 0 30px;display:flex;align-items:flex-end;gap:16px}
.featured-title h3{font-size:32px;font-weight:800;color:var(--primary-deep)}
.featured-title span{font-size:13px;color:var(--text-3);letter-spacing:2px}
.featured-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feat-prod{
  background:#fff;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);transition:all .3s;
  display:flex;flex-direction:column;
}
.feat-prod:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(38,116,241,.45)}
.feat-prod-img{position:relative;height:240px;background:linear-gradient(135deg,#F5F8FF,#EAF2FF);overflow:hidden;display:flex;align-items:center;justify-content:center}
.feat-prod-img img{width:75%;height:85%;object-fit:contain;mix-blend-mode:multiply}
.feat-prod-img .badge{
  position:absolute;top:14px;left:14px;padding:5px 12px;background:var(--primary);
  color:#fff;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:1px;
}
.feat-prod-body{padding:24px;flex:1;display:flex;flex-direction:column}
.feat-prod-body h4{font-size:18px;font-weight:700;color:var(--primary-deep);margin-bottom:6px}
.feat-prod-body .price{margin-bottom:12px;font-size:13px;color:var(--text-3)}
.feat-prod-body .price b{font-size:24px;font-weight:800;color:var(--primary);margin-left:6px}
.feat-prod-body p{font-size:13px;color:var(--text-2);line-height:1.85;flex:1;margin-bottom:14px}

/* ============ Functions ============ */
.functions{background:linear-gradient(135deg,#EAF2FF 0%,#F5F8FF 100%);border-radius:var(--radius-lg);padding:70px 50px;position:relative;overflow:hidden}
.functions::before{content:"";position:absolute;width:500px;height:500px;right:-100px;top:-100px;border-radius:50%;background:radial-gradient(circle,rgba(38,116,241,.15),transparent 70%)}
.functions-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative;z-index:2}
.func-card{
  text-align:center;padding:24px 16px;background:#fff;border-radius:var(--radius);
  box-shadow:var(--shadow-sm);transition:all .3s;border:1px solid var(--line);
}
.func-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.func-icon{
  width:54px;height:54px;margin:0 auto 14px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--primary-soft));
  display:flex;align-items:center;justify-content:center;color:#fff;
  box-shadow:0 10px 20px rgba(38,116,241,.30);
}
.func-icon svg{width:26px;height:26px}
.func-card h5{font-size:15px;font-weight:700;color:var(--primary-deep);margin-bottom:8px}
.func-card p{font-size:12px;color:var(--text-2);line-height:1.7}

/* ============ Test Reports ============ */
.reports-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.report-card{
  position:relative;padding:32px 24px;background:#fff;border-radius:var(--radius-lg);
  border:1px solid var(--line);text-align:center;transition:all .3s;
}
.report-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(38,116,241,.45)}
.report-card::before{
  content:"";position:absolute;top:-1px;left:50%;transform:translateX(-50%);
  width:60px;height:3px;background:linear-gradient(90deg,transparent,var(--primary),transparent);
}
.report-icon{
  width:60px;height:60px;margin:0 auto 14px;border-radius:50%;
  background:linear-gradient(135deg,#EAF2FF,#fff);
  display:flex;align-items:center;justify-content:center;color:var(--primary);
  border:1px solid var(--line);
}
.report-icon svg{width:30px;height:30px}
.report-card .big{font-size:32px;font-weight:800;color:var(--primary);letter-spacing:-1px;display:block;margin-bottom:6px}
.report-card h4{font-size:16px;font-weight:700;color:var(--primary-deep);margin-bottom:8px}
.report-card p{font-size:12.5px;color:var(--text-2);line-height:1.8}
.report-strip{
  margin-top:32px;padding:18px 24px;background:var(--bg-soft);border-radius:var(--radius);
  display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid var(--line);
}
.report-strip b{color:var(--primary);font-weight:700}
.report-strip .org{font-size:14px;color:var(--text-2)}
.report-strip .org span{display:block;font-size:11px;color:var(--text-3);margin-top:2px;letter-spacing:1px}

/* ============ Market ============ */
.market-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:stretch}
.market-card{
  background:#fff;border-radius:var(--radius-lg);padding:36px;border:1px solid var(--line);
  box-shadow:var(--shadow-md);
}
.market-card h3{font-size:24px;font-weight:800;color:var(--primary-deep);margin-bottom:24px}
.market-card .row{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line)}
.market-card .row:last-child{border-bottom:none}
.market-card .row .k{flex:0 0 200px;font-size:13px;color:var(--primary);font-weight:600;letter-spacing:1px;padding-top:2px}
.market-card .row .v{font-size:14px;color:var(--text-2);line-height:1.85}
.market-card .row .v b{color:var(--primary);font-weight:700}
.market-big{
  background:linear-gradient(135deg,#112A57,#1E3A78);color:#fff;border-radius:var(--radius-lg);
  padding:40px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center;
}
.market-big::before{content:"";position:absolute;width:400px;height:400px;right:-100px;top:-100px;border-radius:50%;background:radial-gradient(circle,rgba(79,182,229,.18),transparent 70%)}
.market-big h3{font-size:28px;font-weight:800;margin-bottom:24px}
.market-big .stat{margin-bottom:24px;position:relative;z-index:2}
.market-big .stat small{font-size:12px;color:var(--primary-soft);letter-spacing:2px;display:block}
.market-big .stat b{font-size:48px;font-weight:800;display:block;margin-top:6px;letter-spacing:-1px}
.market-big .stat p{margin-top:8px;font-size:13px;color:rgba(255,255,255,.7);line-height:1.85}

/* Spray markets */
.spray-title{margin-top:80px;text-align:center;margin-bottom:40px}
.spray-title h3{font-size:32px;font-weight:800;color:var(--primary-deep)}
.spray-title p{margin-top:10px;font-size:15px;color:var(--text-2)}
.spray-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.spray-card{
  position:relative;padding:24px;background:#fff;border-radius:var(--radius-lg);
  border:1px solid var(--line);transition:all .3s;
}
.spray-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(38,116,241,.45)}
.spray-card .num{
  font-size:38px;font-weight:800;line-height:1;color:var(--bg-blue);margin-bottom:8px;
}
.spray-card h5{font-size:17px;font-weight:700;color:var(--primary-deep);margin-bottom:10px}
.spray-card p{font-size:12.5px;color:var(--text-2);line-height:1.8}

/* ============ Cases ============ */
.case-feature{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;margin-bottom:48px}
.case-feature:nth-child(even){grid-template-columns:1fr 1.2fr}
.case-feature:nth-child(even) .case-img{order:2}
.case-img{position:relative;height:380px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.case-feature:hover .case-img img{transform:scale(1.04)}
.case-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,transparent 60%,rgba(15,27,54,.4));
}
.case-img .tag{
  position:absolute;top:18px;left:18px;z-index:2;
  padding:6px 14px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-radius:20px;font-size:12px;font-weight:600;color:var(--primary);letter-spacing:1px;
}
.case-info{display:flex;flex-direction:column;justify-content:center;padding:20px 0}
.case-info h3{font-size:34px;font-weight:800;color:var(--primary-deep);margin-bottom:18px}
.case-info .meta{display:grid;gap:14px;margin-bottom:24px}
.case-info .meta div{display:flex;align-items:center;gap:14px;padding:14px 20px;background:var(--bg-soft);border-radius:var(--radius)}
.case-info .meta div b{font-size:22px;font-weight:800;color:var(--primary);flex-shrink:0;min-width:80px}
.case-info .meta div span{font-size:13px;color:var(--text-2)}
.case-info .desc{font-size:14px;color:var(--text-2);line-height:1.85}
.case-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;
}
.case-card{
  background:#fff;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);transition:all .3s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.case-card .img{position:relative;height:200px;overflow:hidden}
.case-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-card:hover .img img{transform:scale(1.06)}
.case-card .img .badge{
  position:absolute;left:14px;bottom:-14px;width:42px;height:42px;border-radius:50%;
  background:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:800;color:var(--primary);font-size:16px;
  box-shadow:var(--shadow-sm);
}
.case-card .body{padding:24px 22px 22px}
.case-card .body h4{font-size:17px;font-weight:700;color:var(--primary-deep);margin-bottom:14px}
.case-card .meta{display:grid;gap:8px;font-size:13px;color:var(--text-2)}
.case-card .meta span{display:flex;justify-content:space-between}
.case-card .meta span b{color:var(--primary);font-weight:600}

/* Styles */
.styles-section{margin-top:80px}
.styles-section h3{font-size:32px;font-weight:800;color:var(--primary-deep);text-align:center;margin-bottom:40px}
.styles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.style-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);transition:all .3s}
.style-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.style-card .img{position:relative;height:240px;overflow:hidden}
.style-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.style-card:hover .img img{transform:scale(1.06)}
.style-card .body{padding:24px}
.style-card .body h4{font-size:22px;font-weight:800;color:var(--primary-deep);margin-bottom:10px}
.style-card .body p{font-size:13.5px;color:var(--text-2);line-height:1.85}

/* ============ Contact CTA ============ */
.contact-cta{
  background:linear-gradient(135deg,#112A57 0%,#1E3A78 100%);color:#fff;
  border-radius:var(--radius-lg);padding:80px 60px;text-align:center;position:relative;overflow:hidden;
}
.contact-cta::before{content:"";position:absolute;width:600px;height:600px;right:-200px;top:-200px;border-radius:50%;background:radial-gradient(circle,rgba(79,182,229,.20),transparent 70%)}
.contact-cta::after{content:"";position:absolute;width:400px;height:400px;left:-150px;bottom:-150px;border-radius:50%;background:radial-gradient(circle,rgba(38,116,241,.20),transparent 70%)}
.contact-cta small{font-size:13px;letter-spacing:4px;color:var(--primary-soft);text-transform:uppercase;position:relative;z-index:2}
.contact-cta h2{margin-top:14px;font-size:48px;font-weight:800;letter-spacing:-1px;position:relative;z-index:2}
.contact-cta h2 span{background:linear-gradient(135deg,#fff,var(--primary-soft));-webkit-background-clip:text;background-clip:text;color:transparent}
.contact-cta p{margin:18px auto 0;font-size:16px;color:rgba(255,255,255,.78);max-width:600px;position:relative;z-index:2}
.contact-actions{margin-top:36px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;position:relative;z-index:2}
.contact-actions .btn-primary,.contact-actions .btn-ghost{padding:16px 32px;font-size:15px}
.contact-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.contact-actions .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}

/* ============ Footer ============ */
.footer{background:#0A1838;color:rgba(255,255,255,.7);padding:70px 0 30px;margin-top:110px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand img{height:42px;width:auto;max-width:42px;border-radius:8px 8px 0 0;object-fit:contain}
.footer-brand b{font-size:20px;color:#fff;font-weight:700}
.footer .about{font-size:13px;line-height:1.9;margin-bottom:18px}
.footer .contacts{display:grid;gap:10px;font-size:13px}
.footer .contacts div{display:flex;gap:10px;align-items:flex-start}
.footer .contacts svg{width:16px;height:16px;color:var(--primary-soft);flex-shrink:0;margin-top:4px}
.footer h5{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;position:relative;padding-bottom:10px}
.footer h5::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--primary);border-radius:2px}
.footer ul li{margin-bottom:10px;font-size:13px}
.footer ul li a:hover{color:#fff}
.footer-bottom{
  margin-top:50px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;font-size:12.5px;color:rgba(255,255,255,.5);flex-wrap:wrap;gap:10px;
}

/* Floating dots & bubbles (decorative) */
.deco-dots{position:absolute;width:60px;height:60px;background-image:radial-gradient(circle,var(--primary) 2px,transparent 2.5px);background-size:14px 14px;opacity:.3;pointer-events:none}

/* ============ Join / Partnership（招商加盟） ============ */
.join-section{background:linear-gradient(135deg,#EAF2FF 0%,#F5F8FF 100%)}
.join-reasons{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:10px}
.reason-card{background:#fff;border-radius:var(--radius-lg);padding:32px 26px;border:1px solid var(--line);transition:all .3s;position:relative;overflow:hidden}
.reason-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(38,116,241,.45)}
.reason-num{font-size:42px;font-weight:800;line-height:1;background:linear-gradient(135deg,var(--primary),var(--primary-soft));-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.16}
.reason-card h4{font-size:19px;font-weight:700;color:var(--primary-deep);margin:12px 0 10px;display:flex;align-items:center;gap:10px}
.reason-card h4::before{content:"";width:6px;height:22px;background:linear-gradient(180deg,var(--primary),var(--primary-soft));border-radius:3px;flex-shrink:0}
.reason-card p{font-size:13.5px;color:var(--text-2);line-height:1.85}

/* Steps */
.join-steps{margin-top:72px}
.steps-head{text-align:center;margin-bottom:44px}
.steps-head h3{font-size:30px;font-weight:800;color:var(--primary-deep)}
.steps-head p{margin-top:10px;color:var(--text-2);font-size:15px}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative}
.step{background:#fff;border-radius:var(--radius-lg);padding:30px 22px;text-align:center;border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:all .3s}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(38,116,241,.45)}
.step .snum{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:18px;font-weight:800;box-shadow:0 8px 18px rgba(38,116,241,.3)}
.step h5{font-size:16px;font-weight:700;color:var(--primary-deep);margin-bottom:8px}
.step p{font-size:12.5px;color:var(--text-2);line-height:1.8}

/* Global partnership */
.join-global{margin-top:72px;background:linear-gradient(135deg,#112A57,#1E3A78);color:#fff;border-radius:var(--radius-lg);padding:60px 50px;position:relative;overflow:hidden}
.join-global::before{content:"";position:absolute;width:520px;height:520px;right:-140px;top:-140px;border-radius:50%;background:radial-gradient(circle,rgba(79,182,229,.18),transparent 70%)}
.join-global::after{content:"";position:absolute;width:360px;height:360px;left:-100px;bottom:-120px;border-radius:50%;background:radial-gradient(circle,rgba(38,116,241,.2),transparent 70%)}
.join-global .g-wrap{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.join-global h3{font-size:30px;font-weight:800;margin-bottom:16px;line-height:1.3}
.join-global h3 span{background:linear-gradient(135deg,#fff,var(--primary-soft));-webkit-background-clip:text;background-clip:text;color:transparent}
.join-global .g-lead{font-size:14.5px;color:rgba(255,255,255,.8);line-height:1.9;margin-bottom:22px}
.global-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.global-item{display:flex;gap:12px;align-items:flex-start;padding:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);transition:all .3s}
.global-item:hover{background:rgba(255,255,255,.1);border-color:rgba(79,182,229,.4)}
.global-item svg{width:22px;height:22px;color:var(--primary-soft);flex-shrink:0;margin-top:2px}
.global-item b{display:block;font-size:14px;font-weight:700;margin-bottom:3px}
.global-item span{font-size:12.5px;color:rgba(255,255,255,.72);line-height:1.7}
.join-global .g-cta{margin-top:6px}

/* ===== Unified reveal animation (entering: ease-out, ≤600ms, staggered) ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .55s cubic-bezier(.22,.61,.36,1),transform .55s cubic-bezier(.22,.61,.36,1);transition-delay:calc(var(--d,0)*70ms);will-change:opacity,transform}
.reveal.from-left{transform:translateX(-36px)}
.reveal.from-right{transform:translateX(36px)}
.reveal.from-scale{transform:scale(.94)}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1!important;transform:none!important;transition:none!important;will-change:auto}
  .cta-btn:hover,.btn-primary:hover,.strength-card:hover,.flow-step:hover,.logo-cell:hover,
  .benefit-card:hover,.prod-cat:hover,.feat-prod:hover,.func-card:hover,.report-card:hover,
  .spray-card:hover,.case-card:hover,.style-card:hover,.reason-card:hover,.step:hover{transform:none!important}
}

/* Responsive tweaks for tablet */
@media (max-width:1024px){
  .container{padding:0 24px}
  .hero h1{font-size:44px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{height:400px}
  .section{padding:80px 0}
  .section-num{font-size:72px}
  .section-title h2{font-size:32px}
  .about-grid,.edu-grid,.market-grid,.case-feature,.case-feature:nth-child(even){grid-template-columns:1fr;gap:32px}
  .case-feature:nth-child(even) .case-img{order:0}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .trust-item:not(:last-child){border-right:none;border-bottom:1px solid var(--line);padding-bottom:24px}
  .strengths,.benefits-grid,.prod-cat-grid,.featured-grid,.reports-grid,.spray-grid,.case-grid,.styles-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid,.functions-grid,.timeline-items,.values-row,.join-reasons,.steps,.global-list{grid-template-columns:repeat(2,1fr)}
  /* Mobile nav */
  .nav-toggle{display:inline-flex}
  .menu{display:flex;flex-direction:column;align-items:stretch;gap:4px;margin-left:0;
    position:fixed;top:var(--header-h);left:0;right:0;background:#fff;
    border-bottom:1px solid var(--line);padding:16px 24px 24px;box-shadow:var(--shadow-md);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:all .25s ease}
  .menu.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .menu a{padding:14px 16px;font-size:15px}
  .lang-switch .lang-current{padding:6px 10px;font-size:12px}
  /* Vertical timeline on tablet/mobile */
  .timeline-track{display:none}
  .timeline-items{grid-template-columns:1fr;gap:0;margin-top:0}
  .tl-item{text-align:left;padding:0 0 40px 56px;border-left:2px solid var(--primary);margin-left:32px}
  .tl-item::before{top:0;left:0;transform:translateX(-50%);width:62px;height:62px;font-size:15px}
  .tl-item::after{display:none}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .hero h1{font-size:34px}
  .hero p.lead{font-size:16px}
  .hero-visual{height:320px}
  .hero-bubble-3,.hero-dots{display:none}
  .section{padding:64px 0}
  .section-head{margin-bottom:40px}
  .section-title h2{font-size:26px}
  .section-num{font-size:54px}
  .strengths,.benefits-grid,.prod-cat-grid,.featured-grid,.reports-grid,.spray-grid,.case-grid,.styles-grid,.flow-grid,.functions-grid,.values-row{grid-template-columns:1fr}
  .flow-arrow{display:none}
  .join-reasons,.steps,.global-list{grid-template-columns:1fr}
  .join-global .g-wrap{grid-template-columns:1fr;gap:32px}
  .join-global{padding:48px 26px}
  .global-list{gap:12px}
  .market-big .stat b{font-size:34px}
  .conc-table{font-size:12px}
  .conc-table th,.conc-table td{padding:10px}
  .contact-cta{padding:50px 22px}
  .contact-cta h2{font-size:30px}
  .flow-section,.functions{padding:48px 20px}
  .cta-btn{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .contact-actions{flex-direction:column;align-items:stretch}
  .contact-actions .btn-primary,.contact-actions .btn-ghost{justify-content:center}
}