/* Design system — Precision Robotics */
:root{
  --bg:#07090d;
  --bg-alt:#0b1018;
  --card:rgba(14,20,30,0.72);
  --card-solid:#101822;
  --text:#e9eef6;
  --muted:#8f9bb0;
  --brand:#3ecfff;
  --brand-2:#1a9bff;
  --accent:#5eead4;
  --line:rgba(62,207,255,0.12);
  --line-strong:rgba(62,207,255,0.28);
  --glow:rgba(62,207,255,0.22);
  --radius:12px;
  --shadow:0 18px 50px rgba(0,0,0,0.45);
  --font-display:"Space Grotesk","Noto Sans SC",sans-serif;
  --font-brand:"Orbitron","Space Grotesk",sans-serif;
  --font-body:"Noto Sans SC","Space Grotesk",sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}

::-webkit-scrollbar{width:8px; height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(62,207,255,0.28); border-radius:4px; border:2px solid transparent; background-clip:padding-box}
::-webkit-scrollbar-thumb:hover{background:rgba(62,207,255,0.45); background-clip:padding-box}
::-webkit-scrollbar-corner{background:transparent}
*{scrollbar-width:thin; scrollbar-color:rgba(62,207,255,0.28) transparent}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--text);
  background:
    radial-gradient(ellipse 900px 600px at 80% -8%, rgba(62,207,255,0.1), transparent 55%),
    radial-gradient(ellipse 700px 500px at 8% 18%, rgba(26,155,255,0.08), transparent 50%),
    radial-gradient(ellipse 800px 500px at 50% 100%, rgba(94,234,212,0.05), transparent 55%),
    linear-gradient(180deg, #06080c 0%, var(--bg) 40%, #080c12 100%);
  background-attachment:fixed;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  padding-top:64px;
  position:relative;
}

.tech-atmosphere{
  pointer-events:none;
  position:fixed;
  inset:0;
  z-index:0;
  opacity:0.35;
  background-image:
    linear-gradient(rgba(62,207,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(62,207,255,0.035) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 30%, #000 20%, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 30%, #000 20%, transparent 75%);
}

.site-header,
main,
.site-footer,
.back-to-top{position:relative; z-index:1}
.site-header{z-index:50}
.back-to-top{z-index:60}

img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
a, button{ -webkit-tap-highlight-color: transparent }
section[id]{ scroll-margin-top: 80px }
.container{width:100%; max-width:1160px; padding:0 20px; margin:0 auto}

/* Header */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:50;
  backdrop-filter:saturate(140%) blur(16px);
  background:rgba(7,9,13,0.72);
  border-bottom:1px solid var(--line);
  transition:background .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.site-header.scrolled{
  background:rgba(7,9,13,0.92);
  border-bottom-color:var(--line-strong);
  box-shadow:0 8px 32px rgba(0,0,0,0.35);
}
.header-inner{display:flex; align-items:center; justify-content:space-between; height:64px}
.logo{display:inline-flex; align-items:center; gap:10px; font-weight:700}
.logo-image{width:28px; height:28px; border-radius:6px; object-fit:cover; box-shadow:0 0 0 1px var(--line)}
.logo-text{letter-spacing:0.08em; font-family:var(--font-display); font-weight:600}

.nav-toggle{display:none; background:transparent; border:0; color:var(--text); font-size:22px}
.nav-list{list-style:none; display:flex; gap:6px; margin:0; padding:0; align-items:center}
.nav-list a{
  opacity:0.78; padding:8px 12px; transition:color .25s ease, opacity .25s ease;
  position:relative; font-size:14px; font-weight:500; letter-spacing:0.02em;
}
.nav-list a:hover{opacity:1; color:var(--brand)}
.nav-list a.active{opacity:1; color:var(--brand)}
.nav-list a.active::after{
  content:''; position:absolute; bottom:2px; left:12px; right:12px; height:1px;
  background:linear-gradient(90deg, transparent, var(--brand), transparent);
  box-shadow:0 0 8px var(--glow);
}
.nav-list a.btn-primary{opacity:1; padding:8px 16px; font-size:14px}
.nav-list a.btn-primary.active{
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  color:#041018; box-shadow:0 4px 16px var(--glow); opacity:1;
}
.nav-list a.btn-primary.active::after{display:none}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 20px; border-radius:10px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  color:var(--text); font-family:var(--font-display); font-weight:500; font-size:15px;
  letter-spacing:0.03em; transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
}
.btn:hover{transform:translateY(-2px); border-color:var(--line-strong); box-shadow:0 10px 28px rgba(0,0,0,0.35)}
.btn-sm{padding:8px 12px}
.btn-primary{
  border:0;
  background:linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
  color:#041018; font-weight:600;
  box-shadow:0 0 0 1px rgba(62,207,255,0.2), 0 8px 24px var(--glow);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(62,207,255,0.35), 0 12px 32px rgba(62,207,255,0.35);
}
.btn-ghost{
  background:rgba(62,207,255,0.06);
  border-color:var(--line-strong);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  background:rgba(62,207,255,0.12);
  color:var(--brand);
}

/* Sections */
.section{padding:100px 0; position:relative}
.section.about{padding-bottom:48px}
.section-head{max-width:760px; margin:0 auto 52px; text-align:center}
.section-head h2{
  margin:0 0 14px; font-size:34px; font-weight:700;
  font-family:var(--font-display); letter-spacing:0.02em;
  background:linear-gradient(180deg, #fff 0%, #c5d4e8 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.section-head h2::after{
  content:""; display:block; width:48px; height:2px; margin:16px auto 0;
  background:linear-gradient(90deg, transparent, var(--brand), transparent);
  box-shadow:0 0 12px var(--glow);
}
.section-head p{margin:0; color:var(--muted); font-size:16px; line-height:1.75}

/* Hero */
.hero{
  padding:120px 0 88px;
  position:relative;
  min-height:78vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  background-attachment:fixed;
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
  -webkit-backface-visibility:hidden;
  backface-visibility:hidden;
  transform:translateZ(0);
}
.hero-video{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:0;
  pointer-events:none;
}
.hero-overlay{
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg, rgba(7,9,13,0.35) 0%, rgba(7,9,13,0.55) 45%, rgba(7,9,13,0.88) 100%),
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(62,207,255,0.12), transparent 60%);
  z-index:1;
  pointer-events:none;
}
.hero-overlay::after{
  content:"";
  position:absolute;
  inset:auto 0 0;
  height:1px;
  background:linear-gradient(90deg, transparent, rgba(62,207,255,0.45), transparent);
  box-shadow:0 0 24px var(--glow);
}
.hero-inner{
  width:100%;
  max-width:900px;
  margin:0 auto;
  text-align:center;
  position:relative;
  z-index:2;
}
.hero-services{margin:0 0 40px}
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  color:rgba(233,238,246,0.92); font-size:15px; font-weight:500;
  letter-spacing:0.12em; margin:0 0 20px; text-transform:none;
  padding:8px 14px; border-radius:999px;
  background:rgba(62,207,255,0.08); border:1px solid var(--line);
  backdrop-filter:blur(8px);
}
.eyebrow i{font-size:18px; color:var(--brand); filter:drop-shadow(0 0 8px var(--glow))}
.hero h1{
  margin:0 0 18px; font-size:52px; line-height:1.22; font-weight:700;
  font-family:var(--font-display); color:#ffffff;
  text-shadow:0 2px 24px rgba(0,0,0,0.55); letter-spacing:0.01em;
}
.hero .slogan{
  color:var(--brand); font-size:18px; font-weight:600; margin:0 0 28px;
  font-family:var(--font-brand); letter-spacing:0.28em;
  text-shadow:0 0 24px var(--glow); display:block;
}
.hero .lead{
  color:rgba(233,238,246,0.88); font-size:17px; line-height:1.85;
  max-width:680px; margin:0 auto; font-weight:400;
}
.hero .lead strong{color:#fff; font-weight:600}
.hero .cta-group{display:flex; gap:14px; margin:0 auto 44px; justify-content:center; flex-wrap:wrap}
.hero-divider{
  width:120px; height:1px; margin:0 auto 36px;
  background:linear-gradient(90deg, transparent, rgba(62,207,255,0.55), transparent);
  box-shadow:0 0 16px var(--glow);
}
.hero .badges{display:flex; flex-wrap:wrap; gap:10px; margin:0 auto; justify-content:center; max-width:720px}
.hero-download{display:flex; justify-content:center; margin-top:72px}
.badge{
  display:inline-flex; align-items:center; gap:6px;
  padding:8px 14px; border-radius:8px;
  background:rgba(10,16,24,0.55); border:1px solid var(--line);
  color:#fff; font-size:13px; font-weight:500; letter-spacing:0.04em;
  backdrop-filter:blur(10px); transition:all .25s ease;
  cursor:default;
}
.badge:hover{
  background:rgba(62,207,255,0.1); color:var(--brand);
  border-color:var(--line-strong);
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(0,0,0,0.3), 0 0 20px rgba(62,207,255,0.08);
}

.glass-card{border-radius:var(--radius); background:linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02)); border:1px solid var(--line); box-shadow:var(--shadow); padding:18px}
.glass-grid{display:grid; grid-template-columns:1fr 1fr; gap:14px}
.glass-item{display:flex; align-items:center; gap:10px; padding:14px; border-radius:10px; background:rgba(255,255,255,0.04); border:1px dashed var(--line)}
.glass-item i{color:var(--brand)}

.grid{display:grid; gap:18px}
.grid-4{grid-template-columns:repeat(4, 1fr)}
.grid-3{grid-template-columns:repeat(3, 1fr)}

/* Cards */
.card{
  border-radius:var(--radius);
  background:
    linear-gradient(180deg, rgba(62,207,255,0.05) 0%, transparent 28%),
    var(--card);
  border:1px solid var(--line);
  padding:22px;
  backdrop-filter:blur(12px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.04);
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:0 16px 40px rgba(0,0,0,0.35), 0 0 0 1px rgba(62,207,255,0.08), inset 0 1px 0 rgba(255,255,255,0.06);
}
.card-icon{
  width:44px; height:44px; display:grid; place-items:center; border-radius:10px;
  background:linear-gradient(145deg, rgba(62,207,255,0.18), rgba(26,155,255,0.08));
  border:1px solid var(--line);
  color:var(--brand);
  box-shadow:0 0 20px rgba(62,207,255,0.1);
}
.card h3{margin:14px 0 10px; font-family:var(--font-display); font-weight:600; letter-spacing:0.02em}
.card p{margin:0 0 12px; color:var(--muted); line-height:1.7}
.list{margin:0; padding-left:18px; color:var(--muted)}
.list li{margin-bottom:6px}
.list.two-col{columns:2}

.alt-bg{
  background:
    linear-gradient(180deg, rgba(14,22,34,0.55), rgba(10,14,22,0.35));
  border-top:1px solid rgba(62,207,255,0.06);
  border-bottom:1px solid rgba(62,207,255,0.06);
}

/* Cases */
.cases-grid{display:grid; grid-template-columns:repeat(3, 1fr); gap:20px}
.case-item{
  border:1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(62,207,255,0.04) 0%, transparent 40%),
    var(--card);
  border-radius:var(--radius);
  overflow:hidden;
  backdrop-filter:blur(10px);
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.case-item:hover{
  transform:translateY(-5px);
  border-color:var(--line-strong);
  box-shadow:0 20px 48px rgba(0,0,0,0.4), 0 0 30px rgba(62,207,255,0.06);
}
.case-video{position:relative; width:100%; height:200px; overflow:hidden; cursor:pointer}
.case-video video{width:100%; height:100%; object-fit:cover; background:var(--bg-alt); cursor:pointer}
.case-video .play-button{
  position:absolute; top:50%; left:50%; transform:translate(-50%, -50%);
  font-size:48px; color:rgba(255,255,255,0.92); cursor:pointer;
  transition:all .3s ease; z-index:2; pointer-events:auto;
  filter:drop-shadow(0 0 12px rgba(62,207,255,0.35));
}
.case-video .play-button:hover{color:var(--brand); transform:translate(-50%, -50%) scale(1.08)}
.case-video::before{
  content:''; position:absolute; inset:0;
  background:linear-gradient(180deg, transparent 40%, rgba(7,9,13,0.55));
  z-index:1; pointer-events:none;
}
.case-content{padding:18px}
.case-content h3{margin:0 0 8px; color:var(--text); font-family:var(--font-display); font-size:17px}
.case-content p{margin:0 0 12px; color:var(--muted); font-size:14px; line-height:1.6}
.chip{
  display:inline-block; padding:4px 10px; border-radius:6px;
  background:rgba(62,207,255,0.08); color:var(--brand);
  border:1px solid var(--line); font-size:12px; letter-spacing:0.04em;
}
.chip + .chip{margin-left:8px}

/* About */
.about-intro{max-width:1080px; margin:0 auto 48px; text-align:justify; text-justify:inter-ideograph; text-align-last:left}
.about-intro p{margin:0 0 18px; color:var(--muted); font-size:16px; line-height:1.9; text-align:justify; text-justify:inter-ideograph}
.about-intro p:last-child{margin-bottom:0}
.about-intro p strong{color:var(--text); font-weight:600}
.about-intro .nowrap{white-space:nowrap; color:inherit}
.about-grid{display:grid; grid-template-columns:1.2fr 0.8fr; gap:40px; align-items:start}
.about-text{color:var(--text)}
.mission-vision{display:flex; flex-direction:column; gap:16px}
.mission-item, .vision-item, .values-item{
  padding:22px; border-radius:var(--radius);
  background:
    linear-gradient(180deg, rgba(62,207,255,0.05) 0%, transparent 40%),
    var(--card);
  border:1px solid var(--line);
  backdrop-filter:blur(10px);
  transition:all .3s ease;
}
.mission-item:hover, .vision-item:hover, .values-item:hover{
  border-color:var(--line-strong);
  transform:translateY(-2px);
  box-shadow:0 12px 32px rgba(0,0,0,0.25);
}
.mission-item h3, .vision-item h3, .values-item h3{
  display:flex; align-items:center; gap:10px; margin:0 0 12px;
  font-size:17px; color:var(--brand); font-weight:600; font-family:var(--font-display);
}
.mission-item h3 i, .vision-item h3 i, .values-item h3 i{font-size:22px}
.mission-item p, .vision-item p{margin:0; color:var(--muted); line-height:1.7; font-size:15px}
.values-tags{display:flex; flex-wrap:wrap; gap:8px; margin-top:4px}
.value-tag{
  display:inline-block; padding:6px 12px; border-radius:6px;
  background:rgba(62,207,255,0.08); border:1px solid var(--line);
  color:var(--brand); font-size:13px; font-weight:500; transition:all .25s ease;
}
.value-tag:hover{background:rgba(62,207,255,0.16); border-color:var(--line-strong)}
.about-stats{display:flex; flex-direction:column; gap:16px}
.stat{
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  border:1px solid var(--line); background:var(--card); border-radius:var(--radius);
  padding:26px; backdrop-filter:blur(10px); transition:all .3s ease;
}
.stat:hover{
  border-color:var(--line-strong);
  transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(0,0,0,0.25), 0 0 24px rgba(62,207,255,0.06);
}
.stat .num{
  font-size:30px; font-weight:700; font-family:var(--font-brand);
  background:linear-gradient(135deg, var(--brand), var(--accent));
  -webkit-background-clip:text; background-clip:text; color:transparent;
  margin-bottom:8px; letter-spacing:0.04em;
}
.stat span:last-child{color:var(--muted); font-size:14px; font-weight:400}

/* Contact */
.contact-info{
  border:1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(62,207,255,0.04) 0%, transparent 30%),
    var(--card);
  border-radius:var(--radius); padding:28px; max-width:1000px; margin:0 auto;
  backdrop-filter:blur(12px);
}
.contact-methods-section{margin-bottom:32px}
.contact-methods-section h3{margin:0 0 20px; color:var(--text); text-align:center; font-family:var(--font-display)}
.contact-methods{display:grid; grid-template-columns:repeat(2, 1fr); gap:16px; margin-bottom:24px}
.qr-codes-grid{display:grid; grid-template-columns:repeat(4, 1fr); gap:20px; margin-bottom:24px}
.qr-code-section h3{margin:0 0 12px; color:var(--text); text-align:center; font-size:15px}
.contact-item{
  display:flex; align-items:center; gap:12px; margin-bottom:0; padding:14px;
  border-radius:10px; background:rgba(255,255,255,0.03); border:1px solid var(--line);
  transition:border-color .25s ease, background .25s ease;
}
.contact-item:hover{border-color:var(--line-strong); background:rgba(62,207,255,0.05)}
.contact-item i{font-size:20px; color:var(--brand)}
.contact-item strong{display:block; margin-bottom:4px; color:var(--text)}
.contact-item p{margin:0; color:var(--muted)}
.qr-code-section{text-align:center}
.qr-code{
  width:120px; height:120px; margin:0 auto 12px; border-radius:10px; overflow:hidden;
  border:1px solid var(--line); background:rgba(255,255,255,0.05);
  box-shadow:0 0 0 1px rgba(62,207,255,0.05);
}
.qr-code img{width:100%; height:100%; object-fit:cover; display:block}
.qr-code-section p{margin:0; color:var(--muted); font-size:13px; line-height:1.5}
.contact-tips{border-top:1px solid var(--line); padding-top:20px}
.contact-tips h4{margin:0 0 12px; color:var(--text); font-family:var(--font-display)}
.contact-tips ul{margin:0; padding-left:18px; color:var(--muted)}
.contact-tips li{margin-bottom:8px}

/* Footer */
.site-footer{border-top:1px solid var(--line); margin-top:0; padding-top:24px; padding-bottom:0}
.footer-inner{display:flex; flex-direction:row; align-items:flex-end; justify-content:space-between; gap:24px; padding-bottom:20px; flex-wrap:nowrap}
.footer-left{flex:1; min-width:0}
.footer-left .logo{margin-bottom:12px}
.footer-left p{margin:0; color:var(--muted); font-size:15px; line-height:1.7; opacity:0.9; font-weight:400}
.nowrap{white-space:nowrap}
.footer-right{flex-shrink:0; margin-left:auto; text-align:right}
.footer-links{list-style:none; display:flex; flex-direction:row; gap:20px; margin:0; padding:0; flex-wrap:nowrap; align-items:center; justify-content:flex-end}
.footer-links a{color:var(--muted); font-size:14px; transition:color .25s ease; display:block; font-weight:500; white-space:nowrap}
.footer-links a:hover{color:var(--brand)}
.icp{border-top:1px solid var(--line); text-align:center; color:var(--muted); font-size:13px; padding:24px 0 16px; margin-top:0}
.icp p{margin:8px 0; line-height:1.7}
.icp a{color:var(--muted); transition:color .25s ease; font-size:13px}
.icp a:hover{color:var(--text)}
.icp .record a{display:inline-flex; align-items:center; gap:6px; color:var(--muted); transition:color .25s ease}
.icp .record a:hover{color:var(--text)}
.icp .record img{width:16px; height:16px; vertical-align:middle}

/* Reveal */
.reveal{opacity:0; transform:translateY(22px); transition:opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1)}
.reveal.visible{opacity:1; transform:none}

.back-to-top{
  position:fixed; right:20px; bottom:24px; width:44px; height:44px; border-radius:10px;
  border:1px solid var(--line); background:rgba(14,20,30,0.85); backdrop-filter:blur(10px);
  color:var(--text); display:grid; place-items:center; box-shadow:var(--shadow);
  cursor:pointer; opacity:0; visibility:hidden; transform:translateY(8px);
  transition:opacity .25s ease, transform .25s ease, visibility .25s ease, border-color .25s ease, color .25s ease;
}
.back-to-top:hover{transform:translateY(4px); color:var(--brand); border-color:var(--line-strong)}
.back-to-top.show{opacity:1; visibility:visible; transform:translateY(0)}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto }
  .reveal{ transition: none }
  .card:hover, .case-item:hover, .badge:hover, .btn:hover{ transform:none }
}

@media (max-width: 1024px){
  .hero{min-height:65vh; padding:100px 0 60px}
  .hero h1{font-size:40px}
  .hero .lead{font-size:16px}
  .about-intro{margin-bottom:40px}
  .about-grid{grid-template-columns:1fr; gap:32px}
  .about-stats{flex-direction:row; flex-wrap:wrap; gap:12px}
  .stat{flex:1; min-width:140px}
  .contact-methods{grid-template-columns:1fr; gap:12px}
  .qr-codes-grid{grid-template-columns:1fr 1fr; gap:20px}
}
@media (max-width: 860px){
  .grid-4{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr 1fr}
  .about-stats{grid-template-columns:1fr 1fr 1fr}
  .cases-grid{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  body{padding-top:56px}
  .tech-atmosphere{opacity:0.2; background-size:48px 48px}
  .section{padding:72px 0}
  .section.about{padding-bottom:36px}
  .section-head{margin-bottom:36px}
  .section-head h2{font-size:26px}
  .section-head p{font-size:14px}
  .header-inner{height:56px}
  .nav-toggle{display:inline-flex}
  .nav-list{
    position:fixed; inset:56px 12px auto 12px; flex-direction:column; gap:8px; padding:14px;
    background:rgba(14,20,30,0.96); border:1px solid var(--line); border-radius:12px;
    box-shadow:var(--shadow); display:none; backdrop-filter:blur(16px);
  }
  .nav-list.open{display:flex}
  section[id]{ scroll-margin-top: 70px }
  .hero{min-height:58vh; padding:80px 0 48px}
  .hero-services{margin-bottom:32px}
  .hero .eyebrow{font-size:12px; margin-bottom:16px; gap:8px; letter-spacing:0.08em}
  .hero .eyebrow i{font-size:16px}
  .hero h1{font-size:28px; line-height:1.28; margin-bottom:12px}
  .hero .slogan{font-size:14px; letter-spacing:0.18em; margin-bottom:20px}
  .hero .lead{font-size:14px; max-width:92%; margin:0 auto; line-height:1.75}
  .hero .cta-group{margin-bottom:32px; gap:12px}
  .hero-divider{width:80px; margin-bottom:28px}
  .hero .badges{gap:8px}
  .hero .badges .badge{font-size:12px; padding:6px 10px}
  .grid-4, .grid-3{grid-template-columns:1fr}
  .qr-codes-grid{grid-template-columns:1fr; gap:20px}
  .cases-grid{grid-template-columns:1fr}
  .about-intro{margin-bottom:32px}
  .about-intro p{font-size:14px; line-height:1.7}
  .about-grid{grid-template-columns:1fr; gap:28px}
  .mission-item, .vision-item, .values-item{padding:18px}
  .about-stats{flex-direction:column; gap:12px}
  .stat{padding:20px}
  .stat .num{font-size:24px}
  .site-footer{margin-top:0; padding-top:20px}
  .footer-inner{flex-direction:column; align-items:flex-start; gap:16px; padding-bottom:16px}
  .footer-left{min-width:100%; max-width:100%}
  .footer-left .logo{margin-bottom:12px}
  .footer-left p{font-size:14px; line-height:1.7}
  .footer-right{width:100%; text-align:left; margin-left:0}
  .footer-links{flex-direction:row; gap:16px; justify-content:flex-start; flex-wrap:wrap}
  .footer-links a{font-size:13px}
  .cta-group .btn{flex:1 1 100%; justify-content:center}
  .icp{padding:16px 0 12px; font-size:12px}
  .back-to-top{right:14px; bottom:18px; width:40px; height:40px}
}