:root {
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --border: #dbe1ea;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Vazirmatn", "IRANSansX", Tahoma, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #eef2ff 0%, var(--bg) 180px);
  line-height: 1.6;
  direction: rtl;
  text-align: right;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.narrow {
  width: min(760px, 92%);
}

.site-header {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.brand {
  font-weight: 700;
}

.primary-nav {
  display: none;
}

.primary-nav.toggled {
  display: block;
  position: absolute;
  top: 72px;
  inset-inline-start: 0;
  inset-inline-end: 0;
  padding: 1rem 4%;
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.menu-toggle {
  border: 1px solid var(--border);
  background: #fff;
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
}

.section {
  padding: 3.5rem 0;
}

.hero-grid,
.split {
  display: grid;
  gap: 1.4rem;
}

.hero h1 {
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.1;
  margin: 0.4rem 0 1rem;
}

.eyebrow {
  text-transform: uppercase;
  color: var(--primary);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.lead {
  color: var(--muted);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
}

.feature-grid {
  display: grid;
  gap: 1rem;
}

.option-grid {
  grid-template-columns: 1fr;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 0.7rem 1.1rem;
  font-weight: 600;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--primary-dark);
}

.alt {
  background: #f1f5f9;
}

.pricing-card {
  text-align: center;
}

.feature-grid .card,
.split .card,
.stat-card {
  text-align: right;
}

.price {
  font-size: 1.15rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.4rem 0;
  background: #fff;
  margin-top: 2rem;
}

.prose h1,
.prose h2,
.prose h3 {
  line-height: 1.2;
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }

  .primary-nav {
    display: block;
  }

  .primary-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    gap: 1rem;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1.35fr 1fr;
    align-items: center;
  }

  .feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .option-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}