:root {
  --brand-primary: #2563eb;
  --brand-secondary: #0ea5e9;
  --brand-dark: #0f172a;
  --brand-muted: #64748b;
}

body {
  font-family: "Vazirmatn", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

.navbar-brand {
  letter-spacing: -0.2px;
}

.site-logo {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  object-fit: cover;
}

.placeholder-logo {
  width: 40px;
  height: 40px;
  border: 2px dashed #cbd5e1;
  border-radius: 8px;
  background: #f8fafc;
}
.placeholder-dark {
  border-color: #334155;
  background: #0b1220;
}

.hero {
  background: linear-gradient(135deg, #f0f7ff 0%, #fff 60%);
}

.hover-lift {
  transition: transform .18s ease, box-shadow .18s ease;
}
.hover-lift:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.08);
}

.object-fit-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.social-icons a.hover-white:hover {
  color: #fff !important;
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

footer .invert {
  filter: invert(1) hue-rotate(180deg);
}

.hero-bg {
  background-image: url("https://cdn.imgurl.ir/uploads/e245080_WhatsApp_Image_2025-12-08_at_2.05.17_PM.jpeg"); /* لینک تصویر خودت */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  min-height: 300px; /* ارتفاع پیش‌فرض */
  display: flex;
  align-items: center;
}