/* Stacks lab on Martial Games — dark music product chrome */
:root {
  --bg: #0c0f14;
  --card: #141a24;
  --fg: #e8eef7;
  --muted: #8b9bb4;
  --accent: #6ee7b7;
  --accent2: #60a5fa;
  --border: #243044;
  --danger: #f87171;
  --warn: #fbbf24;
}

* {
  box-sizing: border-box;
}

body.stacks-body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: "Nunito", system-ui, sans-serif;
  font-weight: 600;
}

.stacks-wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem 1.25rem 3rem;
}

/* Keep Martial Games nav; rest is product skin */
.stacks-body .site-nav {
  margin-bottom: 1.5rem;
}

.stacks-hero h1 {
  font-family: "Press Start 2P", ui-monospace, monospace;
  font-size: clamp(0.85rem, 2.5vw, 1.15rem);
  line-height: 1.55;
  color: #e1bda5;
  margin: 0 0 0.75rem;
}

.stacks-hero .eyebrow {
  font-family: "Press Start 2P", ui-monospace, monospace;
  font-size: 0.45rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin: 0 0 0.6rem;
}

.stacks-hero .lede {
  color: var(--muted);
  max-width: 42rem;
  line-height: 1.55;
  margin: 0 0 1.25rem;
}

.badge-lab {
  display: inline-block;
  font-family: "Press Start 2P", ui-monospace, monospace;
  font-size: 0.4rem;
  border: 2px solid var(--border);
  color: var(--accent2);
  padding: 0.35rem 0.5rem;
  margin-bottom: 0.75rem;
}

.grid-2 {
  display: grid;
  gap: 1rem;
}

@media (min-width: 780px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.1rem;
}

.card h2 {
  margin: 0 0 0.65rem;
  font-size: 1.05rem;
}

.card p,
.card li {
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.95rem;
}

.card ul {
  margin: 0.4rem 0 0;
  padding-left: 1.1rem;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.75rem 0 0;
}

.pill {
  font-size: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  color: var(--muted);
}

.pill.ok {
  border-color: #065f46;
  color: var(--accent);
}

label.field {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.65rem;
}

label.field input,
label.field select {
  display: block;
  width: 100%;
  margin-top: 0.3rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0a0e15;
  color: var(--fg);
  padding: 0.5rem 0.65rem;
  font: inherit;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

button.btn,
a.btn {
  display: inline-flex;
  align-items: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #1a2333;
  color: var(--fg);
  padding: 0.45rem 0.85rem;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none !important;
}

button.btn:hover,
a.btn:hover {
  border-color: var(--accent2);
}

button.btn-primary {
  background: linear-gradient(135deg, #0f766e, #1d4ed8);
  border-color: transparent;
}

button.btn-ghost {
  background: transparent;
}

.msg {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.msg.err {
  color: var(--danger);
}

.msg.ok {
  color: var(--accent);
}

.list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.list li {
  border-top: 1px solid var(--border);
  padding: 0.65rem 0;
  color: var(--fg);
}

.list li:first-child {
  border-top: 0;
}

details.how {
  border-top: 1px solid var(--border);
  padding-top: 0.65rem;
}

details.how summary {
  color: var(--muted);
  font-size: 0.9rem;
}

details.how code {
  color: var(--accent);
  font-size: 0.85em;
}

.list .meta {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.2rem;
}

.score {
  font-family: ui-monospace, monospace;
  font-size: 0.75rem;
  color: var(--accent2);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-bottom: 1rem;
}

@media (max-width: 560px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  text-align: center;
}

.stat .n {
  font-size: 1.35rem;
  font-weight: 800;
}

.stat .l {
  font-size: 0.72rem;
  color: var(--muted);
}

.stacks-foot {
  margin-top: 2rem;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}

.stacks-foot a {
  color: var(--accent2);
}

.blend {
  font-size: 0.78rem;
  color: var(--muted);
  margin: 0 0 0.75rem;
  font-family: ui-monospace, monospace;
}