:root{
  --bg:#0b1020;
  --primary:#1e5eff;
  --accent:#00c2ff;
  --muted:#6c7aa0;
  --light:#f5f8ff;
  --card:#0f1730;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#0e1628;background:#ffffff;}

/* Page-level (body) classes */
.page-about {}
.page-contact {}

.container{max-width:1100px;margin:0 auto;padding:0 20px}
.pad{padding:64px 0}
.alt{background:#e6f0ff}

.about-section.alt {
  background: #e6f0ff;   /* light blue */
  width: 100%;           /* stretch full screen */
  padding: 60px 0;       /* add some top-bottom space */
}

.about-section .two-col {
  display: grid;
  grid-template-columns: 1.1fr 1fr; /* same as before */
  gap: 28px;
  align-items: center;
}


/* Header / Nav */
.site-header{position:sticky;top:0;z-index:50;background:#ffffff;border-bottom:1px solid #eef1f6}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:12px;color:#0e1628;text-decoration:none;font-weight:800;font-size:18px}
.brand img{height:40px;width:auto;border-radius:6px}
.main-nav{display:flex;align-items:center;gap:12px}
.nav-link{padding:10px 14px;border-radius:10px;text-decoration:none;color:#0e1628;font-weight:600}
.nav-link:hover{background:#eef3ff}
.nav-link.active{background:#1e5eff;color:#fff}
.has-dropdown{position:relative}
.dropdown-toggle{border:0;background:transparent;font:inherit;padding:10px 14px;border-radius:10px;font-weight:700;cursor:pointer}
.has-dropdown:hover .dropdown, .has-dropdown:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown{position:absolute;right:0;top:120%;background:#fff;border:1px solid #e8eefc;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.08);padding:10px;display:grid;gap:6px;min-width:260px;opacity:0;visibility:hidden;transform:translateY(6px);transition:.2s}
.dropdown a{display:block;padding:10px 12px;border-radius:10px;text-decoration:none;color:#0e1628;font-weight:600}
.dropdown a:hover{background:#eef3ff}

/* Mobile */
.burger{display:none;background:transparent;border:0;cursor:pointer}
.burger span{display:block;width:26px;height:3px;background:#0e1628;margin:5px 0;border-radius:3px}

/* Hero */
.hero{background:linear-gradient(135deg,#0e47ff, #00d0ff);color:#fff;padding:96px 0}
.hero h1{font-size:40px;line-height:1.1;margin:0 0 10px}
.hero h1 span{color:#e9fcff}
.hero p{font-size:18px;opacity:.95;margin:0 0 20px}
.btn{display:inline-block;background:#0e1628;color:#fff;text-decoration:none;padding:12px 18px;border-radius:12px;font-weight:700}
.btn:hover{filter:brightness(1.1)}

/* About two-col layout */
.l-two-col,
.about.two-col {
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:28px;
  align-items:center;
}

.image-col {
  min-height:300px;
  border-radius:18px;
  border:1px solid #e8eefc;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg, rgba(30,94,255,.05), rgba(0,194,255,.05));
}

.image-col img {
  max-width:100%;
  height:auto;
  border-radius:12px;
}

/*.service-visual img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
}*/
.service-detail .service-visual {
  position: relative;           /* REQUIRED */
  height: 320px;                /* FIXED HEIGHT (not min-height) */
  border-radius: 18px;
  border: 1px solid #e8eefc;
  background: linear-gradient(135deg,#eef3ff,#fff);
  overflow: hidden;             /* CROPS IMAGE */
}

.service-visual img {
  position: absolute;           /* FILL PARENT */
  inset: 0;                     /* top:0 right:0 bottom:0 left:0 */
  width: 100%;
  height: 100%;
  object-fit: cover;            /* NO STRETCH */
  display: block;
}


.text-col h2{margin:0 0 10px}
.text-col p{color:#2c3b58}

/* Process cards */
.cards{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:center}
.card{background:#fff;border:1px solid #e8eefc;border-radius:16px;padding:20px}
.card.hover{transition:.2s, transform .2s}
.card.hover:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.08)}

.arrow{font-size:26px;color:#7a8bb5;text-align:center}

/* Lists */
.bullets{padding-left:18px}
.bullets li{margin:10px 0}

.thumb {
  height: 120px;
  background: #eef3ff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;   /* makes image fill and crop nicely */
  display: block;
}

/* Services cards */
.service-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.service-card{display:block;text-decoration:none;color:#0e1628;border:1px solid #e8eefc;border-radius:16px;overflow:hidden;background:#fff;transition:.2s}
.service-card:hover{transform:translateY(-4px);box-shadow:0 14px 28px rgba(0,0,0,.08)}
.thumb{height:120px;background:#eef3ff;}
.thumb.civil{background-image:linear-gradient(135deg,#e4edff,#fff)}
.thumb.mechanical{background-image:linear-gradient(135deg,#eafafc,#fff)}
.thumb.software{background-image:linear-gradient(135deg,#f3f0ff,#fff)}
.thumb.piping{background-image:linear-gradient(135deg,#fff4ec,#fff)}
.thumb.instrumentation{background-image:linear-gradient(135deg,#e8fff1,#fff)}
.service-card h3{padding:12px 14px;margin:0}

/* Clients slider */
.logo-track{overflow:hidden;border:1px solid #e8eefc;border-radius:16px;background:#fff}
.logos{display:flex;gap:24px;align-items:center;animation:slide 18s linear infinite;padding:14px}
.logos img{height:40px;width:auto}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* HERO */
.home-hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* slider track */
.slider {
  position: absolute;
  top: 0; left: 0;
  height: 100%; width: 600vw; /* 5 slides */
  display: flex;
  animation: slideAnim 20s infinite linear; /* speed control */
}

/* individual slide */
.slide {
  width: 100vw;
  height: 100vh;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}

/* overlay */
.home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.6);
  z-index: 1;
}

/* hero content */
.home-hero .container {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 1100px;
  padding: 20px;
}

/* images defined here */
.slide:nth-child(1) { background-image: url("../img/hero_sec_civil.png"); }
.slide:nth-child(2) { background-image: url("../img/hero_sec_mechanical.png"); }
.slide:nth-child(3) { background-image: url("../img/hero_sec_instrumentation.png"); }
.slide:nth-child(4) { background-image: url("../img/hero_sec_piping.png"); }
.slide:nth-child(5) { background-image: url("../img/hero_sec_software.png"); }
.slide:nth-child(6) { background-image: url("../img/hero_sec_civil.png"); }

/* animation for right → left sliding */
/*@keyframes slideAnim {
  0%   { transform: translateX(0); }
  20%  { transform: translateX(0); }

  25%  { transform: translateX(-100vw); }
  40%  { transform: translateX(-100vw); }

  45%  { transform: translateX(-200vw); }
  60%  { transform: translateX(-200vw); }

  65%  { transform: translateX(-300vw); }
  80%  { transform: translateX(-300vw); }

  85%  { transform: translateX(-400vw); }
  100% { transform: translateX(-400vw); }
}*/
@keyframes slideAnim {
  0%   { transform: translateX(0); }
  16%  { transform: translateX(0); }

  20%  { transform: translateX(-100vw); }
  36%  { transform: translateX(-100vw); }

  40%  { transform: translateX(-200vw); }
  56%  { transform: translateX(-200vw); }

  60%  { transform: translateX(-300vw); }
  76%  { transform: translateX(-300vw); }

  80%  { transform: translateX(-400vw); }
  96%  { transform: translateX(-400vw); }

  100% { transform: translateX(-500vw); }  /* move into clone */
}




/* Service detail */
.service-detail .service-visual{min-height:300px;border-radius:18px;border:1px solid #e8eefc;background:linear-gradient(135deg,#eef3ff,#fff)}
.service-visual.civil{background-image:linear-gradient(135deg,#e4edff,#fff)}
.service-visual.mechanical{background-image:linear-gradient(135deg,#eafafc,#fff)}
.service-visual.software{background-image:linear-gradient(135deg,#f3f0ff,#fff)}
.service-visual.piping{background-image:linear-gradient(135deg,#fff4ec,#fff)}
.service-visual.instrumentation{background-image:linear-gradient(135deg,#e8fff1,#fff)}

/* Contact layout */
section.l-contact{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}

.contact-form .field{display:grid;gap:6px;margin:10px 0}
.contact-form input, .contact-form textarea{padding:12px;border:1px solid #dfe6fa;border-radius:12px;font:inherit}

/* Contact Form Improvements */
.contact-form input, 
.contact-form textarea {
  padding: 14px;
  border: 1px solid #cfd8f3;
  border-radius: 12px;
  font: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.contact-form input:focus, 
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30,94,255,0.15);
}

.btn {
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn:hover {
  background: #1546cc;
}

.contact-card {
  background: linear-gradient(135deg, #f8faff, #ffffff);
  box-shadow: 0 4px 14px rgba(0,0,0,0.05);
}

.contact-card h3 {
  margin-top: 0;
  color: var(--primary);
}

/* Footer */
.footer{background:#0e1628;color:#c7d2f5;margin-top:40px}
.footer a{color:#dce6ff;text-decoration:none}
.footer .grid-4{display:grid;grid-template-columns:1.2fr 1fr 1fr 0.8fr;gap:24px;padding:36px 0}
.footer h4{color:#fff;margin:0 0 10px}
.footer .socials{display:flex;gap:14px;margin-top:10px}
.footer .socials .icon{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;border:1px solid #2a3560}
.copy{padding:12px 0;border-top:1px solid #1b244a;text-align:center;color:#98a7da}

/* Responsive */
@media (max-width: 1000px){
  .service-grid{grid-template-columns:repeat(3,1fr)}
  .l-two-col, .l-contact, .about.two-col {grid-template-columns:1fr}
}
@media (max-width: 720px){
  .main-nav{display:none;position:absolute;right:10px;top:72px;background:#fff;border:1px solid #e8eefc;border-radius:16px;padding:10px;flex-direction:column;gap:6px;width:min(90vw,320px)}
  .burger{display:block}
  .service-grid{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr;gap:14px}
  .arrow{display:none}
}