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

body {
  font-family: 'Open Sans', sans-serif;
  line-height: 1.6;
  background: linear-gradient(180deg, #e8fdfd 0%, #ffffff 100%);
  color: #333;
  min-height: 100vh;
}

header {
  background: #ffffff;
  padding: 20px 40px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

header h1 {
  font-family: 'Poppins', sans-serif;
  font-size: 28px;
  color: #333;
}

nav {
  margin-top: 10px;
}

nav a {
  color: #4FC3C9;
  text-decoration: none;
  margin-right: 20px;
  font-weight: 500;
  transition: color 0.3s;
}

nav a:hover {
  color: #5CB85C;
}

section {
  padding: 60px 40px;
  max-width: 1200px;
  margin: auto;
}

h2, h3 {
  font-family: 'Poppins', sans-serif;
  margin-bottom: 20px;
  color: #333;
}

p {
  margin-bottom: 20px;
  font-size: 16px;
}

.card {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transition: transform 0.3s, box-shadow 0.3s;
  margin-bottom: 20px;
  opacity: 0;
  transform: translateY(30px);
}

.card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

/* Акцентные карточки по секциям */
#services .card {
  border-left: 6px solid #4FC3C9;
}

#testimonials .card {
  border-left: 6px solid #5CB85C;
}

#faq .card {
  border-left: 6px solid #FFB347;
}

#philosophy .card {
  border-left: 6px solid #9B59B6;
}

button, .btn {
  display: inline-block;
  background: linear-gradient(135deg, #4FC3C9, #5CB85C);
  color: #fff;
  padding: 12px 25px;
  border-radius: 25px;
  border: none;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}

button:hover, .btn:hover {
  background: linear-gradient(135deg, #5CB85C, #4FC3C9);
  transform: scale(1.05);
}

footer {
  background: #f1f1f1;
  color: #555;
  padding: 40px;
  margin-top: 60px;
  text-align: center;
}

footer p {
  margin-bottom: 10px;
}


/* Added nav button styles */

/* Navigation button-like links */
nav .nav-link {
  display: inline-block;
  padding: 8px 14px;
  margin-left: 8px;
  border-radius: 20px;
  color: #117a73;
  text-decoration: none;
  border: 1px solid rgba(79,195,201,0.18);
  background: rgba(255,255,255,0.6);
  transition: background 0.18s ease, transform 0.12s ease, box-shadow 0.18s ease;
  font-weight:600;
  font-size:14px;
}

nav .nav-link:hover, nav .nav-link:focus {
  background: linear-gradient(90deg, rgba(79,195,201,0.12), rgba(92,184,92,0.12));
  box-shadow: 0 6px 14px rgba(79,195,201,0.06);
  transform: translateY(-2px);
  outline: none;
}

nav .nav-link:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Make buttons clearly clickable */
a.btn, .btn, button {
  cursor: pointer;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
}

/* Focus styles for accessibility */
nav .nav-link:focus-visible, a.btn:focus-visible, button:focus-visible {
  outline: 3px solid rgba(79,195,201,0.25);
  outline-offset: 3px;
}

/* Small responsive tweak */
@media (max-width:780px) {
  nav { display:flex; gap:8px; flex-wrap:wrap; justify-content:flex-end; }
  nav .nav-link { margin-left:4px; padding:7px 10px; font-size:13px; }
}