:root {
  color-scheme: light dark;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: #10151c;
  color: #edf3fa;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at top left, #1c4b62 0, transparent 45%),
    #10151c;
}

main {
  width: min(38rem, calc(100% - 3rem));
  padding: 2.5rem;
  border: 1px solid #466476;
  border-radius: 1.25rem;
  background: rgb(15 22 30 / 92%);
  box-shadow: 0 1.5rem 4rem rgb(0 0 0 / 35%);
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 7vw, 3.25rem);
  line-height: 1;
}

p {
  line-height: 1.6;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: #6fd8ff;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.file-control,
.mode-control,
.parameter-control {
  display: grid;
  gap: 0.65rem;
  margin-top: 1.5rem;
  font-weight: 650;
}

.parameter-control {
  grid-template-columns: 1fr auto;
}

.parameter-control input {
  grid-column: 1 / -1;
  width: 100%;
}

input[type="file"] {
  padding: 0.75rem;
  border: 1px solid #466476;
  border-radius: 0.65rem;
  background: #19232e;
}

select {
  padding: 0.7rem;
  border: 1px solid #466476;
  border-radius: 0.65rem;
  background: #19232e;
  color: inherit;
  font: inherit;
}

.actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

button {
  padding: 0.75rem 1rem;
  border: 1px solid #5dd3ff;
  border-radius: 0.65rem;
  background: #12769a;
  color: white;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:disabled {
  border-color: #52606a;
  background: #2b343c;
  color: #a8b1b8;
  cursor: default;
}

button[aria-pressed="true"] {
  border-color: #ffd16f;
  background: #795410;
}

.status {
  min-height: 1.6em;
  margin-bottom: 0;
  color: #b9cedb;
}

.status[data-kind="error"] {
  color: #ffb0a9;
}

@media (max-width: 32rem) {
  main {
    padding: 1.5rem;
  }

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

body.is-compact main {
  width: min(34rem, calc(100% - 2rem));
  padding: 1.25rem;
}

body.is-compact .eyebrow {
  display: none;
}