:root {
  --primary: #4eb1dc;
  --light-bg: #dceff733;
  --dark: #0f172a;
  --text: #1f2937;
  --muted: #6b7280;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--text);
  line-height: 1.7;
}

/* ================= NAVBAR ================= */
nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.nav-container {
  max-width: 1150px;
  margin: auto;
  padding: 5px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--dark);
}

nav a {
  margin-left: 22px;
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
}

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

/* ================= SECTIONS ================= 
section {
  padding: 90px 20px;
}
}*/

.container, .image-container {
  max-width: 1100px;
  margin: auto;
}

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

/* ================= HERO ================= */
.hero {
 background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)),
    url("../../assets/images/EntSol360_Background.jpeg") no-repeat;
  background-size: cover;
  background-position: center;
  color: #fff;
  text-align: center;
  padding: 150px 20px;
}

.hero h1 {
  font-size: 2.9rem;
  margin-bottom: 20px;
}

.hero p {
  max-width: 760px;
  margin: auto;
  font-size: 1.2rem;
  margin-bottom: 35px;
}

/* ================= BUTTON ================= */
.btn {
  background: var(--primary);
  color: #fff;
  padding: 14px 30px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  border-color: skyblue;
}

.btn:hover {
  opacity: 0.9;
}

/* ================= TEXT ================= */
h2 {
  font-size: 2.2rem;
  margin-bottom: 15px;
}

.section-intro {
  color: var(--muted);
  max-width: 780px;
  margin-bottom: 45px;
}

/* ================= GRID ================= */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.card {
  background: #fff;
  padding: 32px;
  border-radius: 12px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.06);
}

/* ================= ANIMATIONS =================*/
.reveal {
  opacity: 0.3;
  transform: translateY(40px);
  transition: 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
} 

/* ================= CONTACT FORM ================= */
form {
  max-width: 650px;
}

input, textarea {
  width: 100%;
  padding: 14px;
  margin-bottom: 18px;
  border-radius: 6px;
  border: 1px solid #d1d5db;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

/* ================= FOOTER ================= */
footer {
  background: var(--dark);
  color: #cbd5e1;
  padding: 70px 20px;
}

footer h3 {
  color: #fff;
  margin-bottom: 15px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

footer a {
  color: #cbd5e1;
  text-decoration: none;
  display: block;
  margin-bottom: 8px;
}

footer a:hover {
  color: var(--primary);
}

.footer-bottom {
  text-align: center;
  margin-top: 40px;
  font-size: 0.9rem;
}

.footer-bottom-div {
  text-align: center;
  margin-top: 40px;
  position: fixed;
  bottom: 0;
} 
/* ================= RESPONSIVE ================= */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.2rem;
  }
}

.navbar-brand img {
	height: 60px;
}


.card:hover {
	background: hsl(198deg 67% 58% / 18%);
   transform: scale(1.1);
	transition: all 0.3s cubic-bezier(0.000, 0.000, 0.230, 1);
}

.container h2{
   color: #4eb1dc;
}