/*
Theme Name: FISISINA Enterprise B2B
Author: Bukhari Yulianto
Version: 4.0
Description: Enterprise Industrial Chemical Supplier Solution Theme
*/

:root{
--primary:#0f2d52;
--accent:#2563eb;
--dark:#071c34;
--gray:#64748b;
--green:#16a34a;
--light:#f8fafc;
}

body{
font-family: 'Open Sans', sans-serif;
margin:0;
background:var(--light);
color:#1e293b;
line-height:1.8;
}

h1,h2,h3,h4{
font-family:'Inter',sans-serif;
font-weight:700;
color:var(--primary);
line-height:1.2;
}

.container{
max-width:1280px;
margin:auto;
padding:0 24px;
}

header{
position:sticky;
top:0;
z-index:999;
background:rgba(255,255,255,.96);
backdrop-filter:blur(10px);
box-shadow:0 2px 20px rgba(0,0,0,.05);
}

nav ul{
display:flex;
gap:24px;
justify-content:center;
align-items:center;
list-style:none;
padding:18px 0;
margin:0;
flex-wrap:wrap;
}

nav a{
text-decoration:none;
font-weight:600;
color:var(--primary);
transition:.3s;
}

nav a:hover{
color:var(--accent);
}

.hero{
padding:140px 0;
background:linear-gradient(rgba(7,28,52,.82),rgba(7,28,52,.85)), url('assets/images/hero.jpg');
background-size:cover;
background-position:center;
text-align:center;
color:#fff;
}

.hero h1{
font-size:58px;
color:#fff;
margin-bottom:20px;
}

.hero p{
font-size:20px;
max-width:850px;
margin:auto;
opacity:.95;
}

.btn{
display:inline-block;
padding:16px 32px;
margin:12px;
border-radius:10px;
background:var(--accent);
color:#fff;
text-decoration:none;
font-weight:700;
transition:.3s;
}

.btn:hover{
transform:translateY(-3px);
box-shadow:0 12px 30px rgba(37,99,235,.25);
}

.btn-green{
background:var(--green);
}

.section{
padding:90px 0;
}

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
gap:28px;
}

.card{
background:#fff;
padding:34px;
border-radius:18px;
box-shadow:0 10px 40px rgba(0,0,0,.06);
transition:.35s;
border:1px solid rgba(0,0,0,.03);
}

.card:hover{
transform:translateY(-8px);
box-shadow:0 16px 50px rgba(0,0,0,.12);
}

.storybrand{
background:#eaf1fb;
text-align:center;
}

.storybrand h2{
font-size:42px;
margin-bottom:20px;
}

.storybrand p{
max-width:820px;
margin:auto;
font-size:18px;
}

footer{
background:var(--dark);
padding:70px 0;
color:#fff;
}

footer h3{
color:#fff;
}

.whatsapp-float{
position:fixed;
right:20px;
bottom:20px;
background:#25D366;
padding:15px 20px;
border-radius:50px;
color:#fff;
font-weight:bold;
text-decoration:none;
z-index:9999;
box-shadow:0 8px 24px rgba(0,0,0,.2);
}

@media(max-width:768px){
.hero h1{
font-size:38px;
}
.hero p{
font-size:16px;
}
.section{
padding:60px 0;
}
}