:root {
  --bg: #f7f3ea;
  --card: #fffaf1;
  --ink: #1f3a5f;
  --muted: rgba(31, 58, 95, 0.75);
  --border: rgba(31, 58, 95, 0.25);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 20px; }
header.wrap { padding-top: 28px; padding-bottom: 8px; }
h1 { margin: 0 0 8px; letter-spacing: 0.4px; }
h2 { margin: 0 0 12px; }
h3 { margin: 0 0 10px; font-size: 14px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }

.muted { color: var(--muted); line-height: 1.4; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin: 14px 0;
}

.controls {
  display: grid;
  grid-template-columns: 1fr 200px 260px;
  gap: 12px;
  align-items: end;
}

label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
input, select {
  font-size: 14px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  outline: none;
  background: white;
  color: var(--ink);
}

input[type="range"] { padding: 0; }

.pill {
  display: inline-block;
  margin-left: 10px;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: white;
  color: var(--ink);
  font-size: 12px;
  vertical-align: middle;
}

.preview { margin-top: 14px; padding-top: 10px; border-top: 1px dashed var(--border); }

.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.raw { border: 1px dashed var(--border); border-radius: 10px; padding: 6px; background: rgba(255,255,255,0.5); }

.code {
  overflow: auto;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.7);
}

.grid {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 10px;
}

.cell {
  display: grid;
  gap: 6px;
  justify-items: center;
  padding: 10px 6px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255,255,255,0.65);
}

.cell code { font-size: 12px; color: var(--muted); }

.btn {
  appearance: none;
  border: 1px solid rgba(31, 58, 95, 0.25);
  background: white;
  color: inherit;
  border-radius: 10px;
  padding: 8px 12px;
  cursor: pointer;
  font-weight: 600;
}

.btn:hover {
  border-color: rgba(31, 58, 95, 0.45);
}

.btn:active {
  transform: translateY(1px);
}

.snippet-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.snippet-help {
  margin: 0;
}

.snippet-mode {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin-top: 10px;
}

/* ---- Pattern demo additions ---- */
.controls-compact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  align-items: end;
}

.pattern-bg {
  width: 100%;
  min-height: 220px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background-color: rgba(255,255,255,0.55);
  background-repeat: repeat;
  background-size: 420px 320px; /* will be updated by demo.js */
  overflow: hidden;
}

.pattern-meta {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.pattern-meta code {
  font-size: 12px;
  color: var(--muted);
}

hr.sep {
  border: 0;
  border-top: 1px dashed var(--border);
  margin: 16px 0;
}