* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background: linear-gradient(to bottom right, #0f172a, #1e293b);
  color: #f1f5f9;
  scroll-behavior: smooth;
}
a {
  color: #38bdf8;
  text-decoration: underline;
}


.hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 100vh;
  padding: 2rem;
}
.hero h1 {
  font-size: 3rem;
  font-weight: bold;
  margin-bottom: 1rem;
  color: #0ea5e9;
}
.hero .subtitle {
  font-size: 1.5rem;
  color: #cbd5e1;
}


section {
  max-width: 800px;
  margin: 6rem auto;
  padding: 2rem;
  background: rgba(255,255,255,0.05);
  border-radius: 1rem;
  text-align: center;
}
section h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #38bdf8;
}
section p {
  font-size: 1.1rem;
}


footer {
  text-align: center;
  padding: 2rem;
  font-size: 0.9rem;
  color: #94a3b8;
}


.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}


.clickable {
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.clickable:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}


.small-hero {
  min-height: 50vh;
}


form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 400px;
  margin: 2rem auto;
}
input, textarea {
  padding: 0.8rem;
  border-radius: 0.5rem;
  border: none;
  font-size: 1rem;
}
button {
  padding: 0.8rem;
  border-radius: 0.5rem;
  border: none;
  background-color: #0ea5e9;
  color: white;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s;
}
button:hover {
  background-color: #0284c7;
}

.logo-link {
  position: fixed;       
  top: 20px;
  left: 20px;
  z-index: 1000;         
}

.logo {
  width: 60px;
  height: 60px;
  border-radius: 50%;    
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
  transition: transform 0.5s ease, box-shadow 0.3s ease;
  object-fit: cover;
}


.logo:hover {
  transform: scale(1.15);
  box-shadow: 0 6px 12px rgba(0,0,0,0.3);
}