:root{
  --blue:#0b3f91;
  --blue-dark:#06295e;
  --blue-soft:#eef5ff;
  --orange:#f47b20;
  --text:#14223a;
  --muted:#5f6b7a;
  --line:#dfe8f5;
  --bg:#f6f8fb;
  --white:#ffffff;
  --shadow:0 18px 44px rgba(10,45,95,.12);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:Inter,Arial,"Noto Sans SC","Microsoft YaHei",sans-serif;
}
a{color:inherit}
.site-header{
  background:
    linear-gradient(120deg, rgba(6,41,94,.98), rgba(11,63,145,.96)),
    radial-gradient(circle at 80% 10%, rgba(255,255,255,.18), transparent 35%);
  color:var(--white);
  padding:26px clamp(18px,4vw,72px) 90px;
}
.navbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
}
.brand{
  text-decoration:none;
  display:flex;
  align-items:center;
}
.logo-img{
  width:min(330px, 62vw);
  height:auto;
  display:block;
  background:#fff;
  border-radius:18px;
  padding:10px 14px;
  box-shadow:0 10px 26px rgba(0,0,0,.16);
}
.nav-right{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.lang-switch{
  display:flex;
  gap:4px;
  padding:5px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.25);
}
.lang-btn{
  border:0;
  border-radius:999px;
  padding:9px 13px;
  background:transparent;
  color:#fff;
  font-weight:800;
  cursor:pointer;
}
.lang-btn.active{
  background:#fff;
  color:var(--blue);
}
.nav-contact{
  text-decoration:none;
  font-weight:800;
  padding:11px 18px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.35);
}
.hero{
  display:grid;
  grid-template-columns:minmax(0, .9fr) minmax(320px, 1.1fr);
  gap:52px;
  align-items:center;
  padding-top:72px;
}
.kicker,.section-label{
  margin:0 0 12px;
  color:var(--orange);
  text-transform:uppercase;
  letter-spacing:1.8px;
  font-size:13px;
  font-weight:900;
}
.hero h1{
  max-width:760px;
  margin:0;
  font-size:clamp(40px,5.5vw,76px);
  line-height:1.04;
  letter-spacing:-2px;
}
.hero-text{
  max-width:660px;
  margin:22px 0 0;
  font-size:clamp(18px,2vw,22px);
  line-height:1.65;
  color:#eaf2ff;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-top:30px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:14px 22px;
  border-radius:999px;
  text-decoration:none;
  font-weight:850;
  transition:.2s ease;
}
.btn:hover{transform:translateY(-2px)}
.primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 12px 24px rgba(244,123,32,.25);
}
.secondary{
  color:#fff;
  border:1px solid rgba(255,255,255,.35);
  background:rgba(255,255,255,.08);
}
.light{
  color:#fff;
  border:1px solid rgba(255,255,255,.45);
}
.hero-visual{
  display:flex;
  justify-content:center;
}
.visual-panel{
  width:100%;
  max-width:720px;
  padding:14px;
  border-radius:32px;
  background:#fff;
  box-shadow:var(--shadow);
}
.visual-panel img{
  width:100%;
  display:block;
  border-radius:22px;
}
.intro-card{
  width:min(1120px, calc(100% - 32px));
  margin:-60px auto 70px;
  background:#fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  display:grid;
  grid-template-columns:1fr 290px;
  gap:32px;
  padding:34px;
  position:relative;
}
.profile h2{
  margin:0;
  color:var(--blue);
  font-size:38px;
}
.role{
  margin:8px 0 24px;
  color:var(--orange);
  text-transform:uppercase;
  font-weight:900;
}
.contact-list{
  display:grid;
  gap:12px;
}
.contact-row{
  display:flex;
  gap:14px;
  align-items:flex-start;
  font-size:19px;
}
.contact-row p{margin:3px 0}
.icon{
  width:34px;
  height:34px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--blue-soft);
  color:var(--blue);
  font-size:13px;
  font-weight:900;
  flex:0 0 34px;
}
.qr-area{
  border:1px solid var(--line);
  border-radius:22px;
  padding:18px;
  text-align:center;
  background:#fbfdff;
}
.qr-area img{
  width:200px;
  max-width:100%;
  image-rendering:pixelated;
}
.qr-area p{
  color:var(--blue);
  font-weight:850;
  margin:10px 0 12px;
}
.download-contact{
  color:var(--orange);
  font-weight:850;
  font-size:14px;
}
.services-section,.international,.seo-content{
  width:min(1120px, calc(100% - 32px));
  margin:0 auto 70px;
}
.section-heading{
  max-width:760px;
  margin:0 auto 34px;
  text-align:center;
}
.section-heading h2,.international h2{
  margin:0;
  color:var(--blue-dark);
  font-size:clamp(30px,4vw,46px);
  line-height:1.12;
}
.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.service-grid article{
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  padding:24px;
  box-shadow:0 10px 28px rgba(10,45,95,.06);
}
.service-code{
  display:inline-flex;
  color:var(--orange);
  font-weight:900;
  letter-spacing:1px;
  margin-bottom:16px;
}
.service-grid h3{
  margin:0 0 10px;
  color:var(--blue);
  font-size:22px;
}
.service-grid p{
  margin:0;
  color:var(--muted);
  line-height:1.55;
}

.seo-content{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:34px;
  box-shadow:0 10px 28px rgba(10,45,95,.06);
}
.seo-content h2{
  margin:0 0 14px;
  color:var(--blue-dark);
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.15;
}
.seo-content p{
  margin:0;
  color:var(--muted);
  font-size:19px;
  line-height:1.7;
}

.international{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:30px;
  align-items:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:34px;
}
.international p:last-child{
  margin:0;
  color:var(--muted);
  font-size:20px;
  line-height:1.65;
}
.cta{
  width:min(1120px, calc(100% - 32px));
  margin:0 auto 70px;
  text-align:center;
  color:#fff;
  background:linear-gradient(135deg,var(--blue-dark),var(--blue));
  border-radius:32px;
  padding:46px 24px;
  box-shadow:var(--shadow);
}
.cta h2{
  margin:0 0 12px;
  font-size:clamp(32px,4vw,52px);
}
.cta p{
  margin:0;
  color:#eaf2ff;
  font-size:20px;
}
.center{justify-content:center}
footer{
  padding:24px 16px 36px;
  text-align:center;
  color:#687587;
}
@media(max-width:920px){
  .hero{grid-template-columns:1fr;padding-top:50px}
  .intro-card{grid-template-columns:1fr}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .international{grid-template-columns:1fr}
}
@media(max-width:560px){
  .logo-img{width:min(280px, 86vw);padding:8px 10px}
  .site-header{padding-bottom:96px}
  .navbar{align-items:flex-start;flex-direction:column}
  .brand-main{letter-spacing:-2px}
  .brand-sub{letter-spacing:5px}
  .hero-actions .btn{width:100%}
  .intro-card{padding:22px}
  .service-grid{grid-template-columns:1fr}
  .contact-row{font-size:17px}
}