:root {
  --bg: #ffffff;
  --card: #f8f8f8;
  --text: #111111;
  --muted: #666666;
  --border: #e6e6e6;
  --accent: #111111;
  --success: #0a7a2f;
  --danger: #b00020;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, system-ui, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

/* Layout */

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 24px 20px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 900px) {
  .grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

/* Cards */

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
}

/* Typography */

h1 {
  margin: 6px 0 12px;
  font-size: 22px;
  font-weight: 700;
}

h2 {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 600;
}

p {
  margin: 8px 0;
  color: var(--muted);
}

/* Forms */

label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin: 10px 0 6px;
}

input,
select,
textarea {
  width: 100%;
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #ffffff;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(17, 17, 17, 0.08);
}

textarea {
  min-height: 96px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* Rows */

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.row3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

/* Buttons */

.btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}

button,
a.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--text);
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.15s ease, border-color 0.15s ease;
}

button:hover,
a.btn:hover {
  background: #f2f2f2;
}

button.primary,
a.btn.primary {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

button.primary:hover,
a.btn.primary:hover {
  background: #000000;
}

button.danger {
  background: #ffffff;
  color: var(--danger);
  border-color: #f1c7cf;
}

/* Helpers */

.hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 12px;
}

.ok {
  font-size: 12px;
  color: var(--success);
  margin-top: 8px;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.steps li {
  margin: 8px 0;
  color: var(--muted);
}