/* Amby Biotech Solution — Modern Business UI
   Uses CSS variables set by Customizer (primary/accent/etc). */

:root{
  --primary: #0b5ed7;      /* medical blue */
  --accent:  #00a884;      /* teal */
  --ink:     #0b1220;      /* near-black */
  --muted:   #5b667a;
  --bg:      #ffffff;
  --soft:    #f5f8ff;
  --line:    rgba(11,18,32,.10);
  --shadow:  0 10px 30px rgba(11,18,32,.12);
  --radius:  18px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:inherit; text-decoration:none; }
a:hover{ color:var(--primary); }

.container{
  width:min(1160px, 92vw);
  margin-inline:auto;
}

.site-topbar{
  background:linear-gradient(90deg, rgba(11,94,215,.10), rgba(0,168,132,.10));
  border-bottom:1px solid var(--line);
  font-size:14px;
}
.site-topbar .bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:10px 0;
  color:var(--muted);
}
.site-topbar .bar a{ color:var(--muted); }
.site-topbar .bar a:hover{ color:var(--primary); }

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.86);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:14px 0;
}
.brand{
  display:flex; align-items:center; gap:10px;
}
.brand .logo img{ max-height:46px; width:auto; }
.brand .title{
  display:flex; flex-direction:column; line-height:1.15;
}
.brand .title strong{ font-size:16px; letter-spacing:.2px; }
.brand .title span{ font-size:12px; color:var(--muted); }

.nav-toggle{
  display:none;
  border:1px solid var(--line);
  background:#fff;
  border-radius:14px;
  padding:10px 12px;
}
.primary-nav ul{
  list-style:none;
  display:flex;
  gap:18px;
  padding:0;
  margin:0;
  align-items:center;
}
.primary-nav a{
  font-weight:600;
  font-size:14px;
  color:rgba(11,18,32,.82);
  padding:10px 10px;
  border-radius:12px;
}
.primary-nav a:hover{
  background:rgba(11,94,215,.08);
  color:var(--primary);
}

.header-cta{
  display:flex; gap:10px; align-items:center;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  font-weight:700;
  font-size:14px;
  cursor:pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover{ transform: translateY(-1px); box-shadow: 0 10px 18px rgba(11,18,32,.12); }
.btn-primary{
  background:linear-gradient(135deg, var(--primary), #0a4fc0);
  color:#fff;
  border-color:transparent;
}
.btn-ghost{
  background:#fff;
}

.hero{
  position:relative;
  overflow:hidden;
  padding:64px 0 40px;
  background: radial-gradient(1200px 600px at 20% 10%, rgba(11,94,215,.16), transparent 60%),
              radial-gradient(900px 500px at 90% 20%, rgba(0,168,132,.14), transparent 55%),
              linear-gradient(180deg, #ffffff, var(--soft));
}
.hero .grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:28px;
  align-items:center;
}
.hero h1{
  margin:0 0 10px;
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing:-.6px;
  line-height:1.1;
}
.hero p{
  margin:0 0 18px;
  color:var(--muted);
  font-size:16px;
  max-width:52ch;
}
.hero .badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:14px 0 0;
}
.badge{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.75);
  border:1px solid var(--line);
  font-weight:650;
  font-size:13px;
  color:rgba(11,18,32,.85);
}

.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero .card{
  padding:16px;
}
.hero .hero-img{
  border-radius: 16px;
  overflow:hidden;
  border:1px solid var(--line);
}

.section{
  padding:54px 0;
}
.section .head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:20px;
}
.section h2{
  margin:0;
  font-size: clamp(22px, 2.6vw, 32px);
}
.section .sub{
  margin:0;
  color:var(--muted);
  max-width:60ch;
}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
}
.grid-2{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:16px;
}
.tile{
  padding:18px;
  border-radius: var(--radius);
  border:1px solid var(--line);
  background:#fff;
}
.tile h3{ margin:0 0 8px; font-size:18px; }
.tile p{ margin:0; color:var(--muted); }
.tile .icon{
  width:42px; height:42px;
  border-radius:14px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(11,94,215,.10);
  color: var(--primary);
  margin-bottom:12px;
  font-size:18px;
}

.list{
  display:grid;
  gap:14px;
}
.list .item{
  display:flex;
  gap:14px;
  padding:16px;
  border:1px solid var(--line);
  border-radius: var(--radius);
  background:#fff;
}
.list .item .thumb{
  width:92px;
  border-radius:14px;
  overflow:hidden;
  border:1px solid var(--line);
  flex:0 0 auto;
  background:var(--soft);
}
.list .item h3{ margin:0 0 6px; font-size:18px; }
.list .item p{ margin:0; color:var(--muted); }

.contact-wrap{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:16px;
}
.form{
  padding:18px;
}
.form .row{
  display:grid;
  gap:10px;
  margin-bottom:12px;
}
.form input, .form textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  outline:none;
  font-size:14px;
  background:#fff;
}
.form input:focus, .form textarea:focus{
  border-color: rgba(11,94,215,.45);
  box-shadow: 0 0 0 4px rgba(11,94,215,.12);
}
.form .note{
  font-size:13px;
  color:var(--muted);
}
.form .status{
  font-size:14px;
  margin-top:10px;
}

.site-footer{
  background: #071225;
  color: rgba(255,255,255,.86);
  padding:34px 0 18px;
}
.site-footer .cols{
  display:grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap:18px;
}
.site-footer h4{
  margin:0 0 10px;
  color:#fff;
}
.site-footer a{ color: rgba(255,255,255,.80); }
.site-footer a:hover{ color:#fff; }
.site-footer .muted{ color: rgba(255,255,255,.66); }
.site-footer .bottom{
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:18px;
  padding-top:14px;
  display:flex;
  justify-content:space-between;
  gap:10px;
  flex-wrap:wrap;
  font-size:13px;
  color: rgba(255,255,255,.66);
}

/* Blog */
.post-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
}
.post-card{
  border:1px solid var(--line);
  border-radius: var(--radius);
  overflow:hidden;
  background:#fff;
}
.post-card .pad{ padding:14px; }
.post-card h3{ margin:0 0 6px; font-size:18px; }
.post-card p{ margin:0; color:var(--muted); }

@media (max-width: 900px){
  .hero .grid{ grid-template-columns:1fr; }
  .contact-wrap{ grid-template-columns:1fr; }
  .grid-3, .post-grid{ grid-template-columns:1fr; }
  .grid-2{ grid-template-columns:1fr; }
  .site-footer .cols{ grid-template-columns:1fr; }

  .nav-toggle{ display:inline-flex; }
  .primary-nav{
    position:absolute;
    left:0; right:0;
    top:100%;
    background:#fff;
    border-bottom:1px solid var(--line);
    display:none;
  }
  .primary-nav.open{ display:block; }
  .primary-nav ul{
    flex-direction:column;
    align-items:stretch;
    padding:12px 0;
  }
  .primary-nav a{ padding:12px 18px; border-radius:0; }
}