:root {
  --bg: #050508;
  --bg-card: #0d0d16;
  --text: #cbd5e1;
  --muted: #94a3b8;
  --muted-2: #64748b;
  --accent: #573cfa;
  --accent-rgb: 87, 60, 250;
  --border: rgba(255, 255, 255, .07);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Rubik', system-ui, -apple-system, Segoe UI, sans-serif;
  line-height: 1.6;
}

a { color: inherit; }

.docs-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(5, 5, 8, .85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.docs-nav__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.docs-nav__brand { text-decoration: none; }
.docs-nav__brand-text { font-size: 1.15rem; font-weight: 800; color: #fff; letter-spacing: -.02em; }
.docs-nav__brand-accent { color: var(--accent); }

.docs-nav__links { display: flex; align-items: center; gap: .25rem; flex-wrap: wrap; }
.docs-nav__link {
  color: var(--muted);
  font-size: .85rem;
  font-weight: 500;
  padding: .42rem .62rem;
  border-radius: 8px;
  text-decoration: none;
  transition: color .2s, background .2s;
}
.docs-nav__link:hover, .docs-nav__link.is-active { color: #fff; background: rgba(255, 255, 255, .07); }
.docs-nav__link--ghost { color: var(--accent); margin-left: .5rem; }

.docs-main { max-width: 1100px; margin: 0 auto; padding: 2.5rem 1.5rem 4rem; }

h1 { font-size: 2rem; color: #fff; margin: 0 0 .5rem; }
h2 { font-size: 1.3rem; color: #fff; margin: 0 0 .75rem; }
h3 { font-size: 1.05rem; color: #fff; margin: 0 0 .35rem; }
p { color: var(--text); }
.page-lead, .hero__lead { color: var(--muted); margin-bottom: 2rem; }

.hero { padding: 2rem 0 1rem; }
.hero h1 { font-size: 2.3rem; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem;
  text-decoration: none;
  transition: transform .2s, border-color .2s;
}
.card:hover { transform: translateY(-2px); border-color: rgba(var(--accent-rgb), .5); }
.card p { color: var(--muted); font-size: .9rem; margin: 0; }

.callout, .note {
  background: rgba(var(--accent-rgb), .1);
  border: 1px solid rgba(var(--accent-rgb), .3);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  margin-bottom: 2rem;
  font-size: .9rem;
  color: var(--text);
}
.callout kbd, .doc-table kbd {
  background: rgba(255, 255, 255, .1);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .1rem .45rem;
  font-family: inherit;
}

.doc-section { margin-bottom: 2.5rem; }

.tip-list { display: grid; gap: 1rem; }
.tip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
}
.tip p { color: var(--muted); margin: 0; font-size: .9rem; }

.doc-table { width: 100%; border-collapse: collapse; background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.doc-table th, .doc-table td { text-align: left; padding: .75rem 1rem; border-bottom: 1px solid var(--border); font-size: .9rem; }
.doc-table th { color: var(--muted-2); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; }
.doc-table tr:last-child td { border-bottom: none; }
.doc-table code { background: rgba(255, 255, 255, .07); padding: .15rem .4rem; border-radius: 6px; color: #fff; }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }
.feature { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 1.25rem; }
.feature p { color: var(--muted); font-size: .9rem; margin: 0; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.step { display: flex; gap: 1rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 1.1rem 1.25rem; }
.step__num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(var(--accent-rgb), .18);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step__body h2 { font-size: 1.05rem; margin-bottom: .3rem; }
.step__body p { color: var(--muted); font-size: .9rem; margin: 0 0 .5rem; }
.step__link { display: inline-block; color: var(--accent); text-decoration: none; font-size: .85rem; font-weight: 600; margin-right: 1rem; }
.step__link:hover { text-decoration: underline; }
.step__link--ghost { color: var(--muted); }

.faq-list { display: grid; gap: .6rem; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .9rem 1.1rem;
}
.faq-item summary { cursor: pointer; font-weight: 600; color: #fff; font-size: .95rem; }
.faq-item summary::marker { color: var(--accent); }
.faq-item p { color: var(--muted); font-size: .9rem; margin: .6rem 0 0; }

.docs-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--muted-2);
  font-size: .85rem;
}
.docs-footer a { color: var(--accent); text-decoration: none; }