:root {
  color-scheme: light dark;
  --bg: #f4f5f7;
  --card-bg: #ffffff;
  --text: #1b1f24;
  --muted: #6b7280;
  --border: #e2e5e9;
  --accent: #1d6f42;
  --accent-hover: #175a35;
  --danger: #b3261e;
  --warning-bg: #fff6e5;
  --warning-border: #f0c36d;
  --ok: #1d6f42;
  --err: #b3261e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --card-bg: #1d2025;
    --text: #e7e9ec;
    --muted: #9aa1ab;
    --border: #2c3036;
    --warning-bg: #2b2410;
    --warning-border: #6b5417;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.topbar h1 { font-size: 1.1rem; margin: 0; }

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
}

.card.warning {
  background: var(--warning-bg);
  border-color: var(--warning-border);
}

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

.muted { color: var(--muted); }
.small { font-size: 0.85rem; }

label { display: block; margin-bottom: 0.75rem; font-size: 0.9rem; }

input[type="password"], input[type="file"] {
  display: block;
  margin-top: 0.35rem;
  width: 100%;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
}

button {
  font-size: 0.95rem;
  padding: 0.55rem 1.1rem;
  border-radius: 6px;
  border: none;
  background: var(--accent);
  color: white;
  cursor: pointer;
}

button:hover:not(:disabled) { background: var(--accent-hover); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.danger { background: var(--danger); }
button.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }

.link-btn {
  background: none;
  color: var(--muted);
  text-decoration: underline;
  padding: 0;
}

.error {
  color: var(--err);
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

pre#progress-log {
  white-space: pre-wrap;
  font-size: 0.85rem;
  max-height: 300px;
  overflow-y: auto;
  background: rgba(127,127,127,0.08);
  padding: 0.75rem;
  border-radius: 6px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75rem 0;
  font-size: 0.9rem;
}

th, td {
  text-align: left;
  padding: 0.4rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

.status-ok { color: var(--ok); font-weight: 600; }
.status-err { color: var(--err); font-weight: 600; }

img.cart-screenshot {
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-top: 0.75rem;
}