* {
  box-sizing: border-box;
}
html,
body {
  overflow-x: hidden;
}
:root {
  --primary: #2e8b57;
  --primary-dark: #1f6240;
  --secondary: #0a2e36;
  --accent: #f5b041;
  --light-bg: #f8f8f2;
  --light-gray: #f0f0f0;
  --text-dark: #222;
  --text-light: #666;
}

body {
  font-family: "Segoe UI", "Roboto", sans-serif;
  background-color: var(--light-bg);
  color: var(--text-dark);
  line-height: 1.6;
  scroll-behavior: smooth;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: 0.3s;
}

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

section {
  padding-top: 60px;
  padding-bottom: 60px;
}
h1,
h2,
h3,
h4,
h5 {
  color: var(--secondary);
  font-weight: 600;
}
.btn-success {
  background-color: var(--primary);
  border-color: var(--primary);
}

.btn-success:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}

.card,
.shadow-sm {
  box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.05);
  border-radius: 0.5rem;
}

.border-success {
  border-color: var(--primary) !important;
}

.card-header {
  background-color: var(--primary-dark);
}

.form-control {
  border-radius: 0.4rem;
  border: 1px solid #ccc;
  transition: 0.3s;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.1rem rgba(46, 139, 87, 0.25);
}

.form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
}
.bi {
  font-size: 1.5rem;
  vertical-align: middle;
  color: var(--primary);
}

.bi:hover {
  color: var(--accent);
}
.ribbon {
  width: 150px;
  height: 30px;
  background: var(--accent);
  color: #fff;
  text-align: center;
  line-height: 30px;
  font-weight: bold;
  position: absolute;
  top: -15px;
  right: -15px;
  transform: rotate(45deg);
  z-index: 1;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.ribbon span {
  font-size: 0.75rem;
}

[data-aos] {
  transition-duration: 0.6s;
}

@media (max-width: 768px) {
  h2 {
    font-size: 1.75rem;
  }
  .navbar-nav .nav-link {
    margin-left: 0.5rem;
  }
}