/* Base Reset & Variables */
:root{
    --primary:#165DBA;
    --primary-dark:#0F4790;
    --dark:#0F243D;
    --text:#222831;
    --text-light:#555;
    --light-bg:#f7f9fc;
    --white:#ffffff;
    --border:#dee2e6;
}
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}
body{
    font-family:Arial, Helvetica, sans-serif;
    color:var(--text);
    line-height:1.6;
}
ul{
    list-style:none;
}
a{
    text-decoration:none;
    color:inherit;
}
img{
    max-width:100%;
    display:block;
}
.container{
    max-width:1240px;
    margin:0 auto;
    padding:0 20px;
}
.section-title{
    text-align:center;
    font-size:20px;
    margin-bottom:40px;
    position:relative;
}
.section-title::after{
    content:"";
    width:40px;
    height:2px;
    background-color:var(--primary);
    position:absolute;
    left:50%;
    transform:translateX(-50%);
    bottom:-10px;
}
.section-title-sm{
    font-size:18px;
    margin-bottom:24px;
}
.small-heading{
    color:var(--primary);
    font-size:14px;
    text-transform:uppercase;
    letter-spacing:1px;
}
/* Buttons */
.btn{
    display:inline-block;
    padding:10px 24px;
    border-radius:2px;
    font-size:14px;
    font-weight:600;
    transition:all 0.25s ease;
    border:none;
    cursor:pointer;
}
.btn-primary{
    background-color:var(--primary);
    color:var(--white);
}
.btn-primary:hover{
    background-color:var(--primary-dark);
}
.btn-outline{
    background-color:transparent;
    color:var(--primary);
    border:1px solid var(--primary);
}
.btn-outline:hover{
    background-color:var(--primary);
    color:#fff;
}
.full-width{
    width:100%;
}
.center-btn-wrap{
    text-align:center;
    margin-top:32px;
}
.link-more{
    font-size:13px;
    color:var(--primary);
    display:inline-block;
    margin-top:8px;
}
.link-more i{
    margin-left:4px;
}
/* Header */
.site-header{
    background:#fff;
    position:sticky;
    top:0;
    z-index:999;
    box-shadow:0 1px 4px rgba(0,0,0,0.08);
}
.header-wrap{
    display:flex;
    justify-content:space-between;
    align-items:center;
    height:72px;
}
.main-nav{
    display:flex;
    align-items:center;
    gap:32px;
}
.nav-list{
    display:flex;
    gap:28px;
    font-size:14px;
    font-weight:500;
}
.nav-list a.active{
    color:var(--primary);
    border-bottom:2px solid var(--primary);
}
.mobile-menu-btn{
    display:none;
    border:none;
    background:none;
    font-size:24px;
}
/* Hero */
.hero{
    position:relative;
    height:68vh;
    min-height:600px;
    display:flex;
    align-items:center;
    color:#fff;
}
.hero-bg{
    position:absolute;
    inset:0;
    background:url("../images/banner.jpg") center/cover no-repeat;
    z-index:-1;
    background-color:#444;
}
.hero-bg::after{
    content:"";
    position:absolute;
    inset:0;
    background-color:rgba(0,0,0,0.22);
}
.hero-subtitle{
    color:#87c0ff;
    font-size:15px;
    text-transform:uppercase;
    letter-spacing:1px;
    margin-bottom:12px;
}
.hero h1{
    font-size:44px;
    line-height:1.2;
    margin-bottom:18px;
}
.hero-desc{
    max-width:540px;
    margin-bottom:28px;
    opacity:0.95;
}
.hero-buttons{
    display:flex;
    gap:16px;
    flex-wrap:wrap;
}
/* Features Row */
.features-row{
    padding:48px 0;
    background-color:#fff;
}
.features-grid{
    display:grid;
    grid-template-columns:repeat(5, 1fr);
    gap:20px;
    text-align:center;
}
.feature-icon{
    font-size:32px;
    color:var(--primary);
    margin-bottom:12px;
}
.feature-item h4{
    font-size:14px;
    margin-bottom:8px;
}
.feature-item p{
    font-size:13px;
    color:var(--text-light);
}
/* Product Solutions */
.product-solutions{
    padding:60px 0;
    background-color:var(--light-bg);
}
.products-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
}
.product-card{
    background:#fff;
    padding:16px;
    box-shadow:0 2px 8px rgba(0,0,0,0.06);
}
.product-img{
    margin-bottom:14px;
}
.product-card h4{
    font-size:15px;
    margin-bottom:8px;
}
.product-card p{
    font-size:13px;
    color:var(--text-light);
}
/* Applications */
.applications{
    padding:60px 0;
    background-color:#fff;
}
.app-grid{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    gap:16px;
}
.app-card{
    position:relative;
    overflow:hidden;
}
.app-label{
    position:absolute;
    bottom:0;
    left:0;
    right:0;
    background-color:rgba(0,0,0,0.65);
    color:#fff;
    font-size:13px;
    padding:6px 8px;
}
/* Why Choose Us */
.why-choose{
    padding:60px 0;
    background-color:var(--light-bg);
}
.two-col{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:40px;
    align-items:center;
}
.check-list{
    margin:20px 0 24px;
}
.check-list li{
    margin-bottom:8px;
    font-size:14px;
}
.check-list i{
    color:var(--primary);
    margin-right:8px;
}
.video-box{
    position:relative;
}
.play-icon{
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    font-size:56px;
    color:#fff;
    opacity:0.85;
}
/* Stats Section */
.stats-section{
    background-color:var(--dark);
    color:#fff;
    padding:50px 0;
}
.stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    text-align:center;
    gap:20px;
}
.stat-item i{
    font-size:32px;
    margin-bottom:10px;
}
.stat-number{
    font-size:32px;
    font-weight:bold;
    margin-bottom:6px;
}
.stat-item p{
    font-size:14px;
    opacity:0.85;
}
/* News & Quote */
.news-quote{
    padding:60px 0;
    background-color:#fff;
}
.news-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
    margin-bottom:24px;
}
.news-card{
    position:relative;
}
.news-date{
    position:absolute;
    top:8px;
    left:8px;
    background-color:rgba(22,93,186,0.85);
    color:#fff;
    font-size:12px;
    padding:3px 6px;
}
.news-card h4{
    font-size:14px;
    margin:10px 0 6px;
}
.quote-form{
    display:flex;
    flex-direction:column;
    gap:12px;
}
.form-row{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:12px;
}
.quote-form input,.quote-form select,.quote-form textarea{
    padding:10px;
    border:1px solid var(--border);
    border-radius:2px;
    font-size:14px;
}
/* Footer */
.site-footer{
    background-color:var(--dark);
    color:#fff;
    padding:50px 0 24px;
    font-size:14px;
}
.footer-grid{
    display:grid;
    grid-template-columns:1.4fr repeat(4,1fr);
    gap:24px;
    margin-bottom:40px;
}
.footer-col h4{
    margin-bottom:16px;
    font-size:15px;
}
.footer-col ul li{
    margin-bottom:8px;
    opacity:0.82;
}
.contact-info li i{
    margin-right:8px;
}
.footer-bottom{
    display:flex;
    justify-content:space-between;
    align-items:center;
    border-top:1px solid rgba(255,255,255,0.12);
    padding-top:20px;
}
.social-links a{
    margin-left:12px;
    font-size:18px;
}
/* Responsive Media Queries */
@media(max-width:1024px){
    .features-grid{grid-template-columns:repeat(3,1fr);}
    .products-grid{grid-template-columns:repeat(2,1fr);}
    .app-grid{grid-template-columns:repeat(3,1fr);}
    .two-col{grid-template-columns:1fr;}
    .news-grid{grid-template-columns:repeat(2,1fr);}
    .footer-grid{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:768px){
    .main-nav{display:none;}
    .mobile-menu-btn{display:block;}
    .hero h1{font-size:32px;}
    .features-grid{grid-template-columns:repeat(2,1fr);}
    .stats-grid{grid-template-columns:repeat(2,1fr);}
    .news-grid{grid-template-columns:1fr;}
    .form-row{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;gap:12px;}
}
@media(max-width:576px){
    .features-grid{grid-template-columns:1fr;}
    .products-grid{grid-template-columns:1fr;}
    .app-grid{grid-template-columns:repeat(2,1fr);}
}