:root {
  --bg: #14161a;
  --card: #1c1f25;
  --edge: #2b3039;
  --text: #d8dce3;
  --dim: #8a93a3;
  --accent: #33cc99;
  --warn: #e0b34c;
  --err: #e06c5c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", sans-serif;
}

main {
  max-width: 44rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

h1 {
  font-size: 2rem;
  letter-spacing: 0.04em;
  margin: 0;
}

h1 .dim {
  color: var(--dim);
  font-weight: 300;
}

.sub {
  color: var(--dim);
  margin-top: 0.25rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--edge);
  border-radius: 10px;
  padding: 1.1rem 1.3rem;
  margin-top: 1.25rem;
}

.card.warn {
  border-color: var(--warn);
}

h2 {
  font-size: 1.05rem;
  margin: 0 0 0.6rem;
}

.step {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  margin-right: 0.6rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
  text-align: center;
  line-height: 1.5rem;
  font-size: 0.9rem;
}

ol,
ul {
  margin: 0.4rem 0 0;
  padding-left: 1.4rem;
}

li {
  margin-top: 0.35rem;
}

code {
  font-family: ui-monospace, "Cascadia Code", Menlo, monospace;
  font-size: 0.88em;
  background: #262b34;
  padding: 0.08em 0.35em;
  border-radius: 4px;
}

a {
  color: var(--accent);
}

.meta {
  color: var(--dim);
  font-size: 0.85rem;
}

.image-choice {
  display: flex;
  gap: 0.7rem;
  align-items: baseline;
  padding: 0.45rem 0;
}

.image-choice label {
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.image-choice input {
  accent-color: var(--accent);
}

button {
  font: inherit;
  font-weight: 600;
  color: var(--bg);
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  padding: 0.65rem 1.4rem;
  cursor: pointer;
}

button:disabled {
  background: var(--edge);
  color: var(--dim);
  cursor: not-allowed;
}

progress {
  display: block;
  width: 100%;
  margin-top: 0.9rem;
  accent-color: var(--accent);
}

#log {
  margin: 0.9rem 0 0;
  padding: 0.7rem 0.9rem;
  background: #101216;
  border: 1px solid var(--edge);
  border-radius: 8px;
  font-family: ui-monospace, "Cascadia Code", Menlo, monospace;
  font-size: 0.82rem;
  white-space: pre-wrap;
  max-height: 16rem;
  overflow-y: auto;
}

#log .warn,
p.warn {
  color: var(--warn);
}

#log .err,
p.err,
.err {
  color: var(--err);
}

#log .ok {
  color: var(--accent);
  font-weight: 600;
}

summary {
  cursor: pointer;
  font-weight: 600;
}

details ul {
  margin-top: 0.7rem;
}

footer {
  margin-top: 2rem;
  color: var(--dim);
  font-size: 0.82rem;
}