* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: linear-gradient(160deg, #eef6ff 0%, #f9fbfd 55%, #eef3f0 100%);
  color: #1c2733;
}

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(100%, 720px);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid #d7e3ec;
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 18px 50px rgba(39, 71, 94, 0.12);
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #51718b;
}

h1 {
  margin: 0;
  font-size: 32px;
}

.lead {
  margin: 12px 0 0;
  color: #4a6073;
  line-height: 1.6;
}

.form {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-size: 14px;
  font-weight: 600;
}

input,
button {
  font: inherit;
}

input[type="url"],
input[type="number"],
input[type="file"] {
  width: 100%;
  border: 1px solid #bfd0dd;
  border-radius: 12px;
  padding: 12px 14px;
  background: #fff;
}

button {
  border: 0;
  border-radius: 14px;
  padding: 14px 18px;
  background: #1e6fd9;
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: wait;
}

.status {
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #eef4f8;
  color: #345268;
}

.result {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid #d9e5ee;
}

.result dl {
  display: grid;
  gap: 14px;
}

.result dt {
  font-size: 13px;
  color: #5b7285;
}

.result dd {
  margin: 4px 0 0;
  word-break: break-all;
  font-family: Menlo, Monaco, Consolas, monospace;
}

.note {
  margin: 16px 0 0;
  color: #4a6073;
  line-height: 1.6;
}

.hidden {
  display: none;
}