/* Simple responsive styles for the ChatGPT-themed template */
:root{
  --bg:#0f1724;
  --panel:#0b1220;
  --muted:#9aa4b2;
  --accent:#10b981;
  --glass: rgba(255,255,255,0.03);
  --max-width:1100px;
  --radius:12px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: linear-gradient(180deg, #071028 0%, #071827 100%);
  color:#e6eef6;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
.container{max-width:var(--max-width);margin:0 auto;padding:20px}
.site-header{backdrop-filter: blur(6px);padding:14px 0;position:sticky;top:0;background:transparent;z-index:10}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{margin:0;font-size:20px;letter-spacing:0.6px}
nav a{color:var(--muted);text-decoration:none;margin-left:14px;font-size:14px}
nav a:hover{color:var(--accent)}
.hero{padding:36px;background:var(--glass);border-radius:var(--radius);margin-top:20px}
.hero h2{margin-top:0}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:18px}
.features article{background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));padding:16px;border-radius:10px}
.section-card{background:rgba(255,255,255,0.02);padding:16px;border-radius:10px;margin-bottom:14px}
.columns{display:grid;grid-template-columns:2fr 1fr;gap:18px}
.small{font-size:14px;color:var(--muted)}
.site-footer{padding:24px 0;text-align:center;color:var(--muted)}
.btn{display:inline-block;background:var(--accent);color:#042018;padding:10px 16px;border-radius:8px;text-decoration:none;font-weight:600}
.btn.alt{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--muted)}
.chat-area{margin-top:18px;padding:12px;background:rgba(255,255,255,0.02);border-radius:8px;min-height:80px}
textarea{width:100%;padding:10px;border-radius:8px;background:transparent;border:1px solid rgba(255,255,255,0.06);color:inherit}
pre{background:#051024;padding:12px;border-radius:8px;overflow:auto}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:10px;text-align:left;border-bottom:1px solid rgba(255,255,255,0.03)}
.kv{display:flex;gap:10px;align-items:flex-start}
.kv b{min-width:120px;display:inline-block}
@media (max-width:900px){
  .columns{grid-template-columns:1fr}
  nav a{display:inline-block;margin:6px 6px 0 0}
}