* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
}

body {
  min-height: 100vh;
  background: #ffffff;
  color: #111111;
  display: flex;
  justify-content: center;
  padding: 16px;
}

main {
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
}

h1 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
  text-align: center;
}

h2 {
  font-size: 1.05rem;
  font-weight: 500;
  margin: 24px 0 8px;
}

p {
  font-size: 0.95rem;
  color: #444;
  margin-bottom: 6px;
  text-align: center;
}

input[type="text"],
input[type="file"],
textarea,
button {
  width: 100%;
}

input[type="file"] {
  padding: 10px;
  border: 1px solid #ccc;
  background: #fff;
  border-radius: 6px;
  font-size: 0.9rem;
}

input[type="file"]::file-selector-button {
  background: #111;
  color: #fff;
  border: none;
  padding: 8px 12px;
  margin-right: 10px;
  border-radius: 4px;
  cursor: pointer;
}

input[type="text"] {
  padding: 10px;
  font-size: 0.95rem;
  border: 1px solid #ccc;
  border-radius: 6px;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: #111;
}

textarea {
  min-height: 280px;
  padding: 12px;
  font-size: 0.95rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  resize: vertical;
}

button {
  margin-top: 16px;
  padding: 12px;
  font-size: 1rem;
  font-weight: 500;
  background: #111;
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

button:active {
  transform: scale(0.97);
}

/* Responsive Design */
@media (min-width: 768px) {
  body {
    padding: 40px;
  }

  h1 {
    font-size: 2.4rem;
  }

  textarea {
    min-height: 360px;
  }
}