/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --body-bg: #f4f5f7;
  --card-bg: #fff;
  --text-color: #333;
  --primary-color: #4caf50;
  --hover-color: #388e3c;
  --input-bg: #f9f9f9;
  --input-border: #ddd;
  --shadow-light: rgba(0, 0, 0, 0.1);
  --shadow-dark: rgba(0, 0, 0, 0.2);
  --border-radius: 10px;
  --transition: all 0.3s ease;
}

main {
  font-family: "Poppins", sans-serif;
  background-color: var(--body-bg);
  color: var(--text-color);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0rem;
}

main h1 {
  text-align: center;
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

main p {
  text-align: center;
  font-size: 0.95rem;
  color: #666;
  margin-bottom: 1.5rem;
}

.volunteer-container {
  margin: 40px;
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 10px var(--shadow-light);
  max-width: 500px;
  width: 100%;
  animation: fadeIn 0.6s ease-out;
}

main form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
  color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.6rem;
  border: 1px solid var(--input-border);
  border-radius: var(--border-radius);
  font-size: 0.9rem;
  background: var(--input-bg);
  outline: none;
  transition: var(--transition);
  box-shadow: 0 1px 3px var(--shadow-light);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 3px 8px var(--shadow-dark);
}

main textarea {
  resize: vertical;
}

.btn-submit {
  background-color: var(--primary-color);
  color: white;
  font-size: 1rem;
  font-weight: bold;
  padding: 0.8rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  text-transform: uppercase;
  transition: var(--transition);
}

.btn-submit:hover {
  background-color: var(--hover-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px var(--shadow-dark);
}

.btn-submit:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Add Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  body {
    padding: 1rem;
  }

  h1 {
    font-size: 1.8rem;
  }

  .volunteer-container {
    padding: 1rem;
  }

  .btn-submit {
    font-size: 0.9rem;
    padding: 0.6rem;
  }
}