:root {
  --bg: #090b12;
  --bg-soft: #10142a;
  --card: #131933;
  --card-soft: #1a2245;
  --text: #f3f5ff;
  --muted: #b7bdd7;
  --accent: #1f1a7a;
  --accent-soft: #615ac8;
  --border: #2d3568;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(circle at top, rgba(31, 26, 122, 0.35), transparent 36%), var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.65;
}
a { color: var(--accent-soft); text-decoration: none; }
a:hover { color: #fff; text-decoration: underline; }
h1, h2, h3, h4 { color: #fff; line-height: 1.25; }
.wrap, .main-content, .site-footer { width: min(1040px, 100%); margin: 0 auto; padding: 0 1rem; }
.page-header {
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(15, 19, 40, .96), rgba(10, 13, 27, .92));
  padding: 1.7rem 0 1.15rem;
  text-align: center;
}
.brand { display: flex; flex-direction: column; align-items: center; gap: .8rem; }
.brand img { width: 60px; height: 60px; border-radius: 14px; border: 1px solid var(--border); object-fit: cover; box-shadow: 0 12px 24px rgba(0, 0, 0, .35); }
.project-name { margin: 0; font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem); }
.project-tagline { margin: .4rem auto 0; max-width: 780px; color: var(--muted); }
.site-nav { margin-top: .9rem; display: flex; flex-wrap: wrap; justify-content: center; gap: .52rem; }
.site-nav a { display: inline-flex; align-items: center; border-radius: 999px; padding: .37rem .72rem; border: 1px solid var(--border); background: var(--card); color: #fff; font-size: .92rem; font-weight: 600; }
.site-nav a:hover { background: rgba(31, 26, 122, .26); border-color: var(--accent-soft); text-decoration: none; }
.cta { margin-top: .9rem; display: flex; gap: .56rem; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; padding: .5rem .86rem; border: 1px solid var(--border); font-weight: 700; text-decoration: none; }
.btn.primary { background: var(--accent); border-color: #4f49b0; color: #fff; }
.btn.primary:hover { background: #322ca0; color: #fff; text-decoration: none; }
.btn.secondary { background: var(--card); color: #fff; }
.btn.secondary:hover { background: var(--card-soft); border-color: var(--accent-soft); color: #fff; text-decoration: none; }
.main-content { padding-top: 1.4rem; padding-bottom: 1.3rem; }
.doc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: .88rem; margin: .95rem 0 1.15rem; }
.doc-card, .faq-card { background: var(--card); border: 1px solid rgba(97, 90, 200, .42); border-radius: 14px; padding: .95rem 1rem; box-shadow: 0 10px 22px rgba(31, 26, 122, .16); }
.embed-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .95rem; margin: .95rem 0 1.2rem; }
.embed-card { margin: 0; background: var(--card); border: 1px solid rgba(97, 90, 200, .38); border-radius: 14px; padding: .7rem; box-shadow: 0 8px 20px rgba(31, 26, 122, .14); }
.embed-card img { display: block; width: 100%; max-width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--border); }
.embed-card figcaption { margin-top: .55rem; font-size: .92rem; color: var(--muted); }
.embed-grid-preview .embed-card img { max-height: 210px; object-fit: cover; object-position: top; }
.embed-grid-full .embed-card img { max-height: 420px; object-fit: contain; background: #0c1124; }
.doc-card h3, .faq-card h3 { margin-top: 0; }
p, li { color: #e8eafe; }
small, .muted { color: var(--muted); }
blockquote { margin: 1rem 0; border-left: 3px solid var(--accent-soft); background: rgba(31, 26, 122, .18); border-radius: 8px; padding: .7rem .9rem; }
table { width: 100%; border-collapse: collapse; border: 1px solid var(--border); background: var(--card); margin: .9rem 0 1.2rem; }
th, td { border: 1px solid var(--border); padding: .62rem .68rem; text-align: left; vertical-align: top; }
th { background: rgba(31, 26, 122, .3); color: #fff; }
td { color: #e8eafe; }
code { background: #0d1227; border: 1px solid #2f3b73; border-radius: 6px; color: #dbe1ff; padding: .08rem .34rem; }
pre { background: #0d1227; border: 1px solid #2f3b73; border-radius: 10px; padding: .8rem; overflow-x: auto; }
pre code { border: 0; padding: 0; background: transparent; }
hr { border: 0; border-top: 1px solid var(--border); margin: 1.2rem 0; }
.site-footer { border-top: 1px solid var(--border); margin-top: 1.5rem; padding: 1rem 1rem 1.8rem; }
.footer-row { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .8rem; }
.badge { display: inline-flex; align-items: center; padding: .35rem .62rem; border-radius: 999px; border: 1px solid rgba(97, 90, 200, .5); background: rgba(31, 26, 122, .2); }
.powered-by { gap: .35rem; }
.site-footer a { color: var(--accent-soft); }

@media (max-width: 760px) {
  .embed-grid { grid-template-columns: 1fr; }
}