:root{
  --blue-900:#0b2545;
  --blue-700:#1a4a8a;
  --blue-600:#2563eb;
  --blue-500:#3b82f6;
  --purple-700:#5b21b6;
  --purple-500:#7c3aed;
  --ink:#0f172a;
  --muted:#5b6472;
  --line:#e4e8ef;
  --bg:#f6f8fb;
  --card:#ffffff;
  --green:#25d366;
  --radius:14px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.5;
}
a{color:inherit;}
.wrap{max-width:960px;margin:0 auto;padding:0 20px;}

/* Navbar */
.navbar{
  background:var(--blue-900);
  padding:14px 0;
}
.navbar .wrap{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;}
.navbar .brand{color:#fff;font-weight:800;font-size:15px;text-decoration:none;}
.navbar nav{display:flex;gap:18px;flex-wrap:wrap;}
.navbar nav a{
  color:rgba(255,255,255,.8);
  text-decoration:none;
  font-size:13.5px;
  font-weight:600;
  padding:6px 2px;
  border-bottom:2px solid transparent;
}
.navbar nav a:hover,
.navbar nav a.active{
  color:#fff;
  border-bottom-color:var(--green);
}

header.hero{
  background:linear-gradient(135deg,var(--blue-900) 0%,var(--blue-700) 55%,var(--blue-600) 100%);
  color:#fff;
  padding:56px 0 64px;
}
header.hero.hero-purple{
  background:linear-gradient(135deg,#2e1065 0%,var(--purple-700) 55%,var(--purple-500) 100%);
}
header.hero .eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.04em;
  background:rgba(255,255,255,.14);
  padding:6px 14px;
  border-radius:999px;
  margin-bottom:16px;
}
header.hero h1{
  font-size:clamp(26px,4vw,38px);
  margin:0 0 12px;
  font-weight:800;
  letter-spacing:-0.01em;
}
header.hero p{
  margin:0 0 26px;
  color:rgba(255,255,255,.85);
  font-size:16px;
  max-width:560px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:10px;
  font-weight:700;
  font-size:14.5px;
  text-decoration:none;
  border:none;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}
.btn-primary{background:var(--green);color:#04220f;}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(37,211,102,.35);}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35);}
.btn-ghost:hover{background:rgba(255,255,255,.2);}
.btn-order{
  background:var(--blue-600);
  color:#fff;
  width:100%;
  padding:10px 16px;
  font-size:13.5px;
  margin-top:14px;
}
.btn-order:hover{background:var(--blue-700);}

section{padding:52px 0;}
.section-head{margin-bottom:28px;}
.section-head .tag{
  color:var(--blue-600);
  font-weight:700;
  font-size:12.5px;
  letter-spacing:.06em;
  text-transform:uppercase;
}
.section-head h2{
  margin:6px 0 8px;
  font-size:24px;
  font-weight:800;
}
.section-head p{color:var(--muted);margin:0;font-size:15px;}

.grid{display:grid;gap:16px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:640px){.grid-2{grid-template-columns:1fr;}}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 1px 2px rgba(15,23,42,.04);
  display:flex;
  flex-direction:column;
}
.card-img{
  position:relative;
  height:120px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.card-img .icon{width:46px;height:46px;}
.card-img .img-badge{
  position:absolute;
  right:10px;
  bottom:10px;
  background:rgba(255,255,255,.92);
  color:var(--ink);
  font-size:11px;
  font-weight:800;
  padding:4px 9px;
  border-radius:999px;
}
.grad-zoom-a{background:linear-gradient(135deg,#3b82f6,#1a4a8a);}
.grad-zoom-b{background:linear-gradient(135deg,#2563eb,#0b2545);}
.grad-office-a{background:linear-gradient(135deg,#8b5cf6,#5b21b6);}
.grad-office-b{background:linear-gradient(135deg,#7c3aed,#3b0764);}

.card-body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column;}
.card h3{margin:0 0 6px;font-size:17px;font-weight:800;}
.card .price{
  font-size:22px;
  font-weight:800;
  color:var(--blue-700);
  margin:6px 0 4px;
}
.card .price small{font-size:13px;font-weight:600;color:var(--muted);}
.card .desc{color:var(--muted);font-size:13.5px;margin:0;}

.divider{height:1px;background:var(--line);margin:8px 0 0;}

/* Category cards (homepage) */
.cat-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  text-decoration:none;
  color:var(--ink);
  display:flex;
  flex-direction:column;
  gap:10px;
  transition:transform .15s ease, box-shadow .15s ease;
}
.cat-card:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(15,23,42,.08);}
.cat-card .cat-icon{
  width:52px;height:52px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:6px;
}
.cat-card .cat-icon svg{width:26px;height:26px;}
.cat-card h3{margin:0;font-size:19px;font-weight:800;}
.cat-card p{margin:0;color:var(--muted);font-size:14px;}
.cat-card .cat-link{color:var(--blue-600);font-weight:700;font-size:13.5px;margin-top:6px;}

/* Order form */
.order-section{
  background:#fff;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
form.order{
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:13.5px;
  font-weight:700;
  margin-bottom:6px;
  color:var(--ink);
}
.field label .opt{font-weight:500;color:var(--muted);}
.field input,
.field select,
.field textarea{
  width:100%;
  padding:11px 13px;
  border-radius:9px;
  border:1px solid #cbd5e1;
  font-size:14.5px;
  font-family:inherit;
  background:#fff;
  color:var(--ink);
  transition:box-shadow .3s ease, border-color .3s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--blue-500);
  box-shadow:0 0 0 3px rgba(59,130,246,.15);
}
.field select.flash{
  border-color:var(--green);
  box-shadow:0 0 0 4px rgba(37,211,102,.25);
}
.field textarea{resize:vertical;min-height:80px;}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
@media (max-width:600px){.row-2{grid-template-columns:1fr;}}

.submit-btn{
  width:100%;
  justify-content:center;
  padding:14px 20px;
  font-size:15.5px;
  margin-top:6px;
}
.submit-btn svg{width:18px;height:18px;}
.hint{font-size:12.5px;color:var(--muted);margin-top:10px;text-align:center;}

footer{
  text-align:center;
  padding:28px 0 40px;
  color:var(--muted);
  font-size:13px;
}
footer strong{color:var(--ink);}
footer a{color:var(--blue-600);text-decoration:none;font-weight:600;}

.float-wa{
  position:fixed;
  right:18px;
  bottom:18px;
  background:var(--green);
  color:#04220f;
  width:54px;
  height:54px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 6px 18px rgba(37,211,102,.45);
  text-decoration:none;
  z-index:40;
}
.float-wa svg{width:26px;height:26px;fill:#04220f;}