@font-face {
  font-family: 'Vazirmatn';
  src: url('/assets/fonts/Vazirmatn-Regular.woff2') format('woff2');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'Vazirmatn';
  src: url('/assets/fonts/Vazirmatn-Bold.woff2') format('woff2');
  font-weight: 700; font-display: swap;
}

:root {
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --ink: #16202c;
  --ink-soft: #5b6b7c;
  --line: #e3e9f0;
  --brand: #1667d3;
  --brand-dark: #0f4da1;
  --brand-soft: #eaf2fe;
  --ok: #0f9d58;
  --radius: 14px;
  --wrap: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Vazirmatn', 'Segoe UI', Tahoma, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.9;
  font-size: 16px;
  direction: rtl;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
header.site {
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(140%) blur(8px);
  position: sticky; top: 0; z-index: 50;
}
.nav { display: flex; align-items: center; gap: 28px; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; color: var(--ink); }
.logo:hover { text-decoration: none; }
.logo .mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--brand), #3f9bff);
  display: grid; place-items: center; color: #fff; font-size: 15px; font-weight: 700;
}
.nav nav { display: flex; gap: 22px; margin-inline-start: auto; }
.nav nav a { color: var(--ink-soft); font-size: 15px; }
.nav nav a:hover, .nav nav a.on { color: var(--brand); text-decoration: none; }
.nav .cta { margin-inline-start: 8px; }

.btn {
  display: inline-block; padding: 10px 22px; border-radius: 10px;
  background: var(--brand); color: #fff; font-size: 15px; border: 1px solid var(--brand);
  cursor: pointer; font-family: inherit;
}
.btn:hover { background: var(--brand-dark); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--brand); }
.btn.ghost:hover { background: var(--brand-soft); }
.btn.lg { padding: 14px 34px; font-size: 16px; }

/* ---------- hero ---------- */
.hero { padding: 76px 0 60px; background: linear-gradient(180deg, var(--brand-soft), #fff); }
.hero h1 { font-size: 40px; line-height: 1.5; margin: 0 0 18px; letter-spacing: -.4px; }
.hero p.lead { font-size: 18px; color: var(--ink-soft); margin: 0 0 30px; max-width: 640px; }
.hero .actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero .note { margin-top: 18px; font-size: 14px; color: var(--ink-soft); }

/* ---------- sections ---------- */
section { padding: 62px 0; }
section.soft { background: var(--bg-soft); }
h2.title { font-size: 28px; margin: 0 0 10px; }
p.sub { color: var(--ink-soft); margin: 0 0 34px; font-size: 16px; }

.grid { display: grid; gap: 20px; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px;
}
.card h3 { margin: 12px 0 8px; font-size: 17px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.card .ico {
  width: 42px; height: 42px; border-radius: 11px; background: var(--brand-soft);
  display: grid; place-items: center; font-size: 20px;
}

/* ---------- pricing ---------- */
.plan { position: relative; text-align: center; }
.plan.best { border-color: var(--brand); box-shadow: 0 10px 30px rgba(22,103,211,.10); }
.plan .tag {
  position: absolute; top: -12px; inset-inline-start: 50%; transform: translateX(50%);
  background: var(--brand); color: #fff; font-size: 12px; padding: 3px 14px; border-radius: 20px;
}
.plan .size { font-size: 15px; color: var(--ink-soft); }
.plan .price { font-size: 30px; font-weight: 700; margin: 10px 0 2px; }
.plan .price small { font-size: 14px; font-weight: 400; color: var(--ink-soft); }
.plan ul { list-style: none; padding: 0; margin: 18px 0 22px; text-align: start; }
.plan li { padding: 7px 0; border-bottom: 1px dashed var(--line); font-size: 15px; color: var(--ink-soft); }
.plan li:last-child { border-bottom: 0; }
.plan li::before { content: '✓'; color: var(--ok); margin-inline-end: 8px; font-weight: 700; }

/* ---------- forms ---------- */
.formbox { max-width: 430px; margin: 0 auto; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; margin-bottom: 7px; color: var(--ink-soft); }
.field input, .field textarea, .field select {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line);
  border-radius: 10px; font-family: inherit; font-size: 15px; background: #fff; color: var(--ink);
}
.field input:focus, .field textarea:focus { outline: 2px solid var(--brand-soft); border-color: var(--brand); }
.formnote { font-size: 13px; color: var(--ink-soft); margin-top: 14px; text-align: center; }

/* ---------- prose ---------- */
.prose { max-width: 820px; }
.prose h2 { font-size: 21px; margin: 34px 0 10px; }
.prose p, .prose li { color: #33414f; font-size: 15.5px; }
.prose ul { padding-inline-start: 20px; }

/* ---------- faq ---------- */
details.faq { background:#fff; border:1px solid var(--line); border-radius:12px; padding:16px 20px; margin-bottom:12px; }
details.faq summary { cursor:pointer; font-weight:700; font-size:16px; }
details.faq p { color: var(--ink-soft); margin: 12px 0 0; font-size:15px; }

/* ---------- footer ---------- */
footer.site { border-top: 1px solid var(--line); background: var(--bg-soft); padding: 46px 0 26px; margin-top: 20px; }
.fcols { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 26px; }
footer.site h4 { font-size: 15px; margin: 0 0 12px; }
footer.site ul { list-style: none; padding: 0; margin: 0; }
footer.site li { margin-bottom: 8px; }
footer.site a, footer.site p { color: var(--ink-soft); font-size: 14px; }
.copy { border-top: 1px solid var(--line); margin-top: 30px; padding-top: 18px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 13px; color: var(--ink-soft); }

@media (max-width: 900px) {
  .g3, .g4, .g2, .fcols { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 30px; }
  .nav nav { display: none; }
}
@media (max-width: 560px) {
  .g3, .g4, .g2, .fcols { grid-template-columns: 1fr; }
}