* {
  box-sizing: border-box;
}

body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
  color: white;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background-color: #121212;
}

nav a {
  margin: 0 10px;
  text-decoration: none;
  color: white;
}

nav h2 {
  margin: 0;
}

header {
  background-color: #1a1a2e;
  border-radius: 15px;
  margin: 40px auto;
  padding: 30px 20px;
  max-width: 1000px;
  text-align: center;
}

header img {
  width: 250px;
  height: 250px;
  object-fit: cover;
  border-radius: 50%;
}

.intro-text h1 {
  font-size: 2.2em;
  margin: 0;
}

.intro-text h2 {
  color: #e68200;
  margin: 10px 0;
}

.highlight {
  color: #e68200;
}

.btn {
  background-color: #00e6e6;
  color: black;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  margin: 5px;
  cursor: pointer;
  font-weight: bold;
}

section {
  background-color: #232343;
  margin: 40px auto;
  padding: 30px 20px;
  border-radius: 15px;
  max-width: 1000px;
}

section h2 {
  text-align: center;
  margin-bottom: 20px;
}

.progress {
  margin-bottom: 15px;
}

.progress label {
  display: block;
  margin-bottom: 5px;
}

.progress-bar {
  background-color: #444;
  border-radius: 10px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 20px;
  background-color: #00e6e6;
  width: 0;
  transition: width 1s ease-in-out;
}

form input,
form textarea {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  border-radius: 8px;
  border: none;
}

form button {
  background: #00e6e6;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  margin-top: 10px;
  cursor: pointer;
  font-weight: bold;
}

footer {
  text-align: center;
  padding: 20px;
  background-color: #121212;
  color: #aaa;
}

.container-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  max-width: 1000px;
  margin: 40px auto;
  flex-wrap: wrap;
}

.container-row section {
  flex: 1;
  min-width: 300px;
}

@media (max-width: 768px) {
  .container-row {
    flex-direction: column;
  }
}

.popup {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.6);
  justify-content: center;
  align-items: center;
  z-index: 999;
}

.popup-content {
  background: white;
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  max-width: 400px;
  color: #333;
  position: relative;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.close-btn {
  position: absolute;
  top: 10px; right: 15px;
  font-size: 24px;
  cursor: pointer;
  color: #888;
}