/* =========================
   Vishva Engineering Works
   Complete Professional CSS
   Dark Industrial Theme
========================= */

/* -------- Global Reset -------- */
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

:root{
  --bg-dark:#0f0f0f;
  --bg-light:#151515;
  --text-main:#f5f5f5;
  --text-muted:#bfbfbf;
  --accent:#e62121;
  --accent-dark:#c81818;
}

body{
  font-family: "Segoe UI", Arial, sans-serif;
  background:var(--bg-dark);
  color:var(--text-main);
  line-height:1.6;
}

img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}

.container{
  width:90%;
  max-width:1200px;
  margin:auto;
}

/* -------- Buttons -------- */
.btn{
  display:inline-block;
  padding:14px 30px;
  font-weight:600;
  border-radius:4px;
  transition:.3s ease;
}

.btn-primary{
  background:var(--accent);
  color:#fff;
}

.btn-primary:hover{
  background:var(--accent-dark);
}

/* -------- Header / Nav -------- */
.header{
  position:fixed;
  top:0;left:0;right:0;
  background:rgba(0,0,0,.95);
  border-bottom:1px solid #222;
  z-index:1000;
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:70px;
}

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

.logo-area img{width:50px;}

.logo-text{
  font-weight:700;
  letter-spacing:1px;
}

.nav-links ul{
  display:flex;
  list-style:none;
  gap:28px;
  font-size:15px;
  text-transform:uppercase;
}

.nav-links a{
  color:var(--text-muted);
  transition:.3s;
}

.nav-links a:hover,
.nav-links a.active{
  color:#fff;
}

.nav-right{
  display:flex;
  align-items:center;
  gap:15px;
}

.mobile-toggle{
  display:none;
  font-size:26px;
  cursor:pointer;
}

/* -------- Hero Section -------- */
.hero{
  height:100vh;
  position:relative;
  display:flex;
  align-items:center;
}

.hero-bg{
  position:absolute;
  inset:0;
  background:url('hero-welding.jpg') center/cover no-repeat;
}

.hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(to right,rgba(0,0,0,.85),rgba(0,0,0,.5));
}

.hero-content{
  position:relative;
  padding-top:70px;
}

.hero-kicker{
  color:var(--accent);
  letter-spacing:2px;
  font-size:13px;
  margin-bottom:10px;
}

.hero h1{
  font-size:48px;
  line-height:1.2;
  margin-bottom:20px;
}

.hero-sub{
  max-width:550px;
  color:var(--text-muted);
  margin-bottom:30px;
}

/* -------- Sections -------- */
.section{
  padding:90px 0;
}

.section-dark{
  background:var(--bg-light);
}

.section-inner{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:50px;
  align-items:center;
}

.section-text h2{
  font-size:32px;
  margin-bottom:20px;
}

.section-text p{
  color:var(--text-muted);
  margin-bottom:15px;
}

.section-media img{
  border-radius:8px;
  box-shadow:0 10px 30px rgba(0,0,0,.5);
}

.section-title{
  text-align:center;
  font-size:34px;
  margin-bottom:10px;
}

.section-subtitle{
  text-align:center;
  color:var(--text-muted);
  max-width:650px;
  margin:0 auto 50px;
}

/* -------- Cards -------- */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:30px;
}

.card{
  background:#1a1a1a;
  padding:30px;
  border-radius:8px;
  border:1px solid #222;
  transition:.3s;
}

.card:hover{
  transform:translateY(-8px);
  border-color:var(--accent);
}

.card h3{
  margin-bottom:15px;
}

.card p{
  color:var(--text-muted);
}

/* -------- Gallery -------- */
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:20px;
}

.gallery-grid img{
  border-radius:10px;
  height:240px;
  object-fit:cover;
  filter:grayscale(40%);
  transition:.4s;
}

.gallery-grid img:hover{
  filter:grayscale(0);
  transform:scale(1.05);
}

/* -------- Quote Form -------- */
.quote-form{
  background:#1a1a1a;
  padding:40px;
  border-radius:10px;
  border:1px solid #222;
}

.quote-form h3{
  margin-bottom:20px;
}

.quote-form input,
.quote-form textarea{
  width:100%;
  padding:12px;
  margin-bottom:15px;
  background:#111;
  border:1px solid #333;
  color:#fff;
}

.quote-form input:focus,
.quote-form textarea:focus{
  outline:none;
  border-color:var(--accent);
}

/* -------- Footer -------- */
.footer{
  background:#000;
  padding:30px 0;
  text-align:center;
  font-size:14px;
  color:var(--text-muted);
}

/* -------- WhatsApp Button -------- */
.whatsapp-btn{
  position:fixed;
  right:20px;
  bottom:20px;
  background:#25d366;
  padding:14px;
  border-radius:50%;
  box-shadow:0 10px 25px rgba(0,0,0,.5);
}
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;

  width: 56px;
  height: 56px;

  background: #25D366;
  border-radius: 50%;

  display: flex;
  align-items: center;
  justify-content: center;

  box-shadow: 0 6px 15px rgba(0,0,0,0.3);
  z-index: 999;
}

.whatsapp-float img {
  width: 28px;
  height: 28px;
}

.whatsapp-btn img{width:32px;}

/* -------- Responsive -------- */
@media(max-width:900px){
  .section-inner{grid-template-columns:1fr;}
  .hero h1{font-size:38px;}
}

@media(max-width:768px){
  .nav-links{
    position:absolute;
    top:70px;left:0;right:0;
    background:#000;
    display:none;
  }

  .nav-links ul{
    flex-direction:column;
    padding:20px;
  }

  .mobile-toggle{display:block;}
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition: background-image 1.2s ease-in-out;
}
.hero-bg {
  animation: fadeBg 4s infinite;
}

@keyframes fadeBg {
  0% { opacity: 1; }
  50% { opacity: 0.85; }
  100% { opacity: 1; }
}




/* ===============================
   Service Cards – Classic Style
================================ */

.service-card {
  padding: 0;
  overflow: hidden;
  background: #1a1a1a;
  border-radius: 8px;
  border: 1px solid #222;
  transition: 0.3s ease;
  display: flex;
  flex-direction: column;
}

/* Service image */
.service-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  filter: grayscale(25%);
  transition: 0.4s ease;
}

/* Title */
.service-card h3 {
  padding: 18px 20px 8px;
  font-size: 20px;
  font-weight: 600;
}

/* Description */
.service-card p {
  padding: 0 20px 22px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
  flex-grow: 1;
}

/* Hover effect (professional, not flashy) */
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}

.service-card:hover img {
  filter: grayscale(0);
}
/* FIX services grid */
#services .cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}