* {
  box-sizing: border-box;
}
html,
body {
  overflow-x: hidden;
}
:root {
  --main-dark: #0b3d3d;
  --accent-mint: #47c9af;
  --light-bg: #f5f2e7;
  --text-dark: #222;
  --white: #fff;
}

body {
  font-family: "Lato", sans-serif;
  background: var(--light-bg);
  color: var(--text-dark);
  line-height: 1.7;
}

h1,
h2,
h3,
h4,
h5 {
  font-family: "Poppins", sans-serif;
  font-weight: 700;
  letter-spacing: 0.4px;
}

a {
  text-decoration: none;
  transition: 0.3s ease;
}
.navbar .nav-link {
  font-weight: 500;
  letter-spacing: 0.3px;
  transition: color 0.3s ease;
}
.navbar .nav-link:hover {
  color: #47c9af !important;
}
.navbar .dropdown-item {
  color: #fff;
  padding: 10px 18px;
  transition: 0.3s;
}
.navbar .dropdown-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #47c9af;
}
.hero {
  text-align: center;
  padding: 140px 20px;
  color: var(--white);
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-mint);
}

.hero p.lead {
  font-size: 1.3rem;
  margin-top: 10px;
}

.btn-main {
  background: var(--accent-mint);
  color: var(--main-dark);
  font-weight: 600;
  padding: 12px 30px;
  border-radius: 6px;
  transition: 0.3s;
  border: none;
}

.btn-main:hover {
  background: #3ab79d;
  color: #fff;
}
.card {
  background: #fff;
  border: none;
  border-radius: 12px;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.1);
  padding: 25px;
  text-align: center;
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.card i {
  font-size: 3rem;
  color: var(--accent-mint);
  margin-bottom: 15px;
}
#why {
  background: var(--main-dark);
  color: var(--white);
}

.why-box {
  text-align: center;
  padding: 20px;
}

.why-box i {
  font-size: 2.5rem;
  color: var(--accent-mint);
  margin-bottom: 10px;
}
#businessmodel .card {
  background: #fff;
  color: #333;
}

#businessmodel h4 {
  color: var(--main-dark);
}
#pricing .card {
  background: #114646;
  color: #fff;
  border-radius: 12px;
  padding: 30px 20px;
}

#pricing .card h3 {
  color: var(--accent-mint);
  font-size: 2rem;
  font-weight: bold;
}

#pricing .btn {
  border-radius: 6px;
  margin-top: 15px;
  background: var(--accent-mint);
  color: var(--main-dark);
  font-weight: 600;
}

#pricing .btn:hover {
  background: #3ab79d;
  color: #fff;
}
#contact .form-control {
  background: #fff;
  color: #333;
  border: 1px solid #ccc;
  border-radius: 6px;
  padding: 10px;
}

#contact .form-control:focus {
  border-color: var(--accent-mint);
  box-shadow: 0 0 6px rgba(71, 201, 175, 0.3);
}

#contact .btn {
  background: var(--accent-mint);
  color: var(--main-dark);
  font-weight: 600;
  border: none;
  border-radius: 6px;
  transition: 0.3s;
}

#contact .btn:hover {
  background: #3ab79d;
  color: #fff;
}
footer a {
  text-decoration: none;
  transition: 0.3s;
}
footer a:hover {
  color: #47c9af;
}
footer .bi {
  font-size: 1.3rem;
  transition: 0.3s;
}
footer .bi:hover {
  color: #6de5d0;
}
.stats h3 {
  font-size: 2rem;
  font-weight: bold;
  color: var(--accent-mint);
}
.grayscale {
  filter: grayscale(100%);
  opacity: 0.8;
  transition: 0.3s;
}

.grayscale:hover {
  filter: grayscale(0%);
  opacity: 1;
}
@media (max-width: 750px) {
  .hero h1 {
    font-size: 1.7rem; 
  }
}