:root{
  --red:#FF1E2D;
  --blue:#005BFF;
  --black:#0B0D12;
  --white:#FFFFFF;
  --gray:#F6F7F9;
  --line:rgba(11,13,18,.12);
  --max:1180px;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: Arial, Helvetica, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color:var(--black);
  background:var(--white);
}
a{color:inherit;text-decoration:none}
.container{max-width:var(--max); margin:0 auto; padding:0 18px;}
.btn{
  display:inline-block;
  padding:12px 16px;
  font-weight:700;
  border:2px solid var(--black);
  background:var(--white);
  color:var(--black);
  text-transform:uppercase;
  letter-spacing:.6px;
  font-size:12px;
}
.btn.primary{
  border-color:var(--blue);
  background:var(--blue);
  color:var(--white);
}
.btn.red{
  border-color:var(--red);
  background:var(--red);
  color:var(--white);
}
.btn:hover{filter:brightness(.96)}

/* Top utility bar */
.topbar{
  background:var(--black);
  color:var(--white);
  font-size:12px;
}
.topbar .row{
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  padding:8px 0;
}
.topbar .left, .topbar .right{
  display:flex;
  gap:12px;
  align-items:center;
  flex-wrap:wrap;
}
.topbar a{color:var(--white); opacity:.95}
.topbar a:hover{opacity:1; text-decoration:underline}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:4px 10px;
  border:1px solid rgba(255,255,255,.20);
  border-radius:999px;
}
.dot{width:8px;height:8px;background:var(--red);border-radius:2px}
.dot.blue{background:var(--blue)}

/* Header nav */
.site-header{
  border-bottom:1px solid var(--line);
  background:var(--white);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:240px;
}
.brand img{width:54px;height:54px;object-fit:contain}
.brand .text{line-height:1.1}
.brand .text strong{display:block; font-size:16px; letter-spacing:.2px}
.brand .text span{display:block; font-size:12px; color:rgba(11,13,18,.65)}
nav ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  gap:12px;
  align-items:center;
  flex-wrap:wrap;
}
nav a{
  font-size:13px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.5px;
  padding:8px 10px;
}
nav a:hover{background:var(--gray)}
nav a.active{background:var(--gray); outline:2px solid rgba(11,13,18,.10); outline-offset:-2px}

.cta{display:flex; gap:10px; align-items:center;}

/* Shared content blocks */
.section{padding:36px 0;}
.hero{
  position:relative;
  min-height:460px;
  display:flex;
  align-items:center;
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.15) 55%, rgba(0,0,0,.00) 100%),
    url("./assets/china-doctors.png"); /* replace with your real hero image */
  background-size:cover;
  background-position:center;
  color:var(--white);
}
.hero .content{padding:44px 0; max-width:720px;}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.7px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
  padding:8px 10px;
}
.kicker .mark{display:inline-flex; gap:6px; align-items:center;}
.kicker .mark i{display:inline-block;width:10px;height:10px;background:var(--red)}
.kicker .mark i:last-child{background:var(--blue)}
h1{margin:14px 0 10px; font-size:42px; line-height:1.08; letter-spacing:-.6px;}
.hero p{margin:0 0 18px; font-size:16px; line-height:1.6; color:rgba(255,255,255,.92);}
.hero .buttons{display:flex; gap:10px; flex-wrap:wrap}

.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:18px;}
.block{border:1px solid var(--line); padding:22px; background:var(--white);}
.block h3{margin:0 0 10px; font-size:18px; letter-spacing:-.2px;}
.block p{margin:0 0 14px; color:rgba(11,13,18,.75); line-height:1.55; font-size:14px;}
.block .mini{font-size:12px; color:rgba(11,13,18,.70); margin-top:10px; border-top:1px dashed var(--line); padding-top:10px;}

.strip{background:var(--gray); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.strip h2{margin:0 0 12px; font-size:22px; letter-spacing:-.2px;}
.chips{display:grid; grid-template-columns:repeat(3,1fr); gap:10px; margin-top:10px;}
.chip{
  border:1px solid var(--line);
  background:var(--white);
  padding:12px 14px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.5px;
  font-size:12px;
}
.chip p{
  margin:0 0 10px;
  color:rgba(11,13,18,.78);
  line-height:1.7;
  font-weight:400;
  text-transform:none;
  font-size:14px;
}

.mission h2{margin:0 0 12px; font-size:22px; letter-spacing:-.2px;}
.mission p{margin:0 0 10px; color:rgba(11,13,18,.78); line-height:1.7;}

/* Footer */
.site-footer{
  background:var(--black);
  color:var(--white);
  padding:34px 0;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:22px;
  align-items:start;
}
.footer-card{
  border:1px solid rgba(255,255,255,.16);
  padding:16px;
  background:rgba(255,255,255,.06);
}
.footer-card h4{
  margin:0 0 10px;
  text-transform:uppercase;
  letter-spacing:.7px;
  font-size:12px;
}
.footer-card p, .footer-card a{
  margin:0;
  color:rgba(255,255,255,.86);
  font-size:13px;
  line-height:1.6;
}
.footer-card a:hover{text-decoration:underline}
.form{display:grid; gap:10px; margin-top:10px;}
.form input, .form textarea{
  width:100%;
  padding:10px 10px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.06);
  color:var(--white);
  outline:none;
  font-size:13px;
}
.form input::placeholder, .form textarea::placeholder{color:rgba(255,255,255,.55)}
.form textarea{min-height:92px; resize:vertical}
.footnote{
  margin-top:14px;
  font-size:12px;
  color:rgba(255,255,255,.62);
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:12px;
}

@media (max-width: 900px){
  .grid-3{grid-template-columns:1fr}
  .chips{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  nav ul{display:none}
  h1{font-size:34px}
  .hero{min-height:420px}
}