:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f5f7f8;
  color: #15191d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

button,
input,
textarea {
  font: inherit;
}

.shell {
  min-height: 100vh;
  padding: 32px;
}

.workspace {
  width: min(980px, 100%);
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 32px;
  line-height: 1.1;
}

h2 {
  font-size: 16px;
  margin-bottom: 12px;
}

p {
  margin-top: 6px;
  color: #62707c;
}

.panel,
.status {
  background: #ffffff;
  border: 1px solid #dce3e8;
  border-radius: 8px;
  padding: 20px;
}

.panel {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
  color: #3c4650;
  font-size: 14px;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  border: 1px solid #cbd5dc;
  border-radius: 6px;
  padding: 10px 12px;
  color: #15191d;
  background: #ffffff;
}

input[type="file"] {
  padding: 8px;
}

button {
  border: 0;
  border-radius: 6px;
  background: #1f6feb;
  color: white;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 700;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.status {
  margin-top: 20px;
}

pre {
  min-height: 160px;
  overflow: auto;
  margin: 0;
  padding: 12px;
  border-radius: 6px;
  background: #101820;
  color: #d7e3ee;
  font-size: 13px;
  line-height: 1.5;
}

a {
  display: inline-flex;
  margin-top: 14px;
  color: #1f6feb;
  font-weight: 700;
}

@media (max-width: 720px) {
  .shell {
    padding: 18px;
  }

  .topbar {
    align-items: stretch;
    flex-direction: column;
  }
}