/* assets/styles.css v10 + cheatsheet block */
:root{
  --bg:#f7f7fb; --card:#ffffff; --text:#111827; --muted:#6b7280; --border:#e5e7eb; --primary:#2563eb;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Arial}
#app{max-width:1100px;margin:24px auto;padding:0 16px}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.topbar h1{font-size:20px;margin:0}
.actions{display:flex;gap:8px}
.btn{background:var(--primary);color:#fff;border:1px solid var(--primary);padding:8px 12px;border-radius:10px;cursor:pointer}
.btn:hover{opacity:.95}
.btn.outline{background:#fff;color:var(--primary);border:1px solid var(--primary)}
.tabs{display:flex;gap:8px;margin:8px 0 16px}
.tabs .tab,.main-tabs .main-tab{padding:8px 12px;border:1px solid var(--border);border-radius:10px;background:#fff;cursor:pointer}
.tabs .tab.active,.main-tabs .main-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.hidden{display:none}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.col-2{grid-column:1 / span 2}
.col-3{grid-column:1 / span 3}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px}
.card h3{margin:0 0 10px 0}
.field{display:flex;flex-direction:column;gap:6px}
.field>label{font-size:12px;color:var(--muted)}
.field>input,.field>select,.field>textarea{
  border:1px solid var(--border);border-radius:10px;padding:8px 10px;width:100%;
}
.field.checkbox{flex-direction:row;align-items:center;gap:8px}
.stack{display:grid;gap:12px}
.summary{margin-top:8px;padding:8px 10px;background:#eef2ff;border:1px solid #dbeafe;border-radius:10px}
.preview{
  white-space:pre-wrap;
  font:14px/1.6 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
  background:#fff;border:1px solid var(--border);border-radius:10px;padding:16px;
  max-height:70vh;overflow:auto;
}
.template{
  width:100%;min-height:60vh;border:1px solid var(--border);border-radius:10px;padding:12px;
  font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
}

/* Cheatsheet styling */
.cheatsheet .token-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px;margin:8px 0 12px;
}
.cheatsheet code{background:#f3f4f6;border:1px solid var(--border);border-radius:8px;padding:4px 8px;display:inline-block}
.cheatsheet .muted{color:var(--muted);font-size:12px}