* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #1f2933;
  background: #f4f7fb;
}

.page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.download-panel {
  width: min(100%, 420px);
  padding: 32px;
  border: 1px solid #d9e2ec;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

h1 {
  margin: 0 0 28px;
  font-size: 28px;
  font-weight: 700;
  text-align: center;
}

.download-form {
  display: grid;
  gap: 14px;
}

label {
  font-size: 15px;
  font-weight: 600;
}

input {
  width: 100%;
  height: 44px;
  padding: 0 12px;
  border: 1px solid #bcccdc;
  border-radius: 6px;
  font-size: 18px;
}

input:focus {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
  border-color: #2563eb;
}

button {
  height: 44px;
  border: 0;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
  background: #2563eb;
  cursor: pointer;
}

button:hover {
  background: #1d4ed8;
}

.error {
  margin: 18px 0 0;
  padding: 12px;
  border: 1px solid #fecaca;
  border-radius: 6px;
  color: #991b1b;
  background: #fef2f2;
}