:root {
  --ink: #0b0f14;
  --mute: #5c6b7d;
  --line: rgba(11, 15, 20, 0.1);
  --paper: #f4f2ec;
  --white: #fffcf7;
  --gold: #b8956c;
  --gold-deep: #9a7a52;
  --font: "Vazirmatn", system-ui, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.85;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--gold-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { width: min(760px, calc(100% - 2rem)); margin-inline: auto; }
.wrap-wide { width: min(920px, calc(100% - 2rem)); margin-inline: auto; }
.top {
  border-bottom: 1px solid var(--line);
  background: rgba(244, 242, 236, 0.92);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.top-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  font-weight: 800;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.brand span { color: var(--gold-deep); }
.top-nav { display: flex; gap: 1rem; font-size: 0.92rem; font-weight: 600; }
.top-nav a { color: var(--mute); text-decoration: none; }
.top-nav a:hover { color: var(--gold-deep); }

.hero {
  padding: 2.75rem 0 1.5rem;
}
.hero h1 {
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  line-height: 1.4;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}
.hero p { color: var(--mute); margin: 0; max-width: 40rem; }

.toc {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.15rem 1.25rem;
  margin: 1.5rem 0 2rem;
  box-shadow: 0 8px 24px rgba(11, 15, 20, 0.05);
}
.toc h2 {
  font-size: 0.95rem;
  margin: 0 0 0.75rem;
  color: var(--gold-deep);
}
.toc ol {
  margin: 0;
  padding-right: 1.2rem;
  display: grid;
  gap: 0.35rem;
}
.toc a { color: var(--ink); font-weight: 600; font-size: 0.95rem; }
.toc a:hover { color: var(--gold-deep); }

.cat { margin: 2.5rem 0; }
.cat > h2 {
  font-size: 1.25rem;
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line);
  letter-spacing: -0.02em;
}

details.faq {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0 1.1rem;
  margin: 0 0 0.65rem;
  box-shadow: 0 6px 18px rgba(11, 15, 20, 0.04);
}
details.faq[open] { border-color: rgba(184, 149, 108, 0.35); }
details.faq summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 1rem;
  padding: 1rem 0;
  color: var(--ink);
  line-height: 1.5;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: "+";
  float: left;
  color: var(--gold-deep);
  font-weight: 500;
  font-size: 1.2rem;
  line-height: 1;
}
details.faq[open] summary::after { content: "−"; }
details.faq .ans {
  border-top: 1px solid var(--line);
  padding: 0.85rem 0 1.1rem;
  color: #243044;
  font-size: 0.98rem;
}
details.faq .ans p { margin: 0 0 0.75rem; }
details.faq .ans p:last-child { margin-bottom: 0; }
details.faq .ans ul {
  margin: 0.5rem 0 0.75rem;
  padding-right: 1.2rem;
}

.cta {
  margin: 2.5rem 0 3rem;
  padding: 1.4rem 1.35rem;
  border-radius: 16px;
  background: var(--ink);
  color: #e8ecf2;
}
.cta h2 { margin: 0 0 0.4rem; color: #fff; font-size: 1.15rem; }
.cta p { color: rgba(232, 236, 242, 0.72); margin: 0 0 1rem; }
.cta a {
  display: inline-flex;
  background: linear-gradient(180deg, #c9a87a, #b8956c);
  color: var(--ink);
  font-weight: 800;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  text-decoration: none;
}

.foot {
  border-top: 1px solid var(--line);
  padding: 1.25rem 0 2rem;
  color: var(--mute);
  font-size: 0.88rem;
}
.more-links {
  margin: 1.5rem 0 0;
  font-size: 0.95rem;
  color: var(--mute);
}
.more-links a { font-weight: 700; }