/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background .4s, backdrop-filter .4s, box-shadow .4s;
}
.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 32px;
}
.site-header.scrolled {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(18px) saturate(1.6);
  box-shadow: 0 1px 0 rgba(0,0,0,.08);
}

/* ── Logo ── */
.logo { display: flex; align-items: center; height: 100%; text-decoration: none; }
.logo-img { height: 45px; width: auto; display: block; object-fit: contain; transition: opacity 0.3s ease; }
.logo-img.swapping { opacity: 0; }
.site-header:not(.scrolled) .logo-main { color: var(--clr-white); }
.site-header:not(.scrolled) .logo-sub  { color: rgba(255,255,255,.6); }

/* ── Desktop Nav ── */
.primary-nav { flex: 1; display: none; }
@media(min-width:1024px){ .primary-nav { display: block; } }
.primary-nav ul { display: flex; gap: 4px; justify-content: center; }
.nav-link {
  font-family: var(--ff-body); font-weight: 500; font-size: 14px;
  color: var(--clr-text); padding: 6px 12px;
  border-radius: var(--radius-sm); transition: color .2s, background .2s;
}
.nav-link:hover, .nav-link.active { color: var(--clr-red); }
.site-header:not(.scrolled) .nav-link { color: rgba(255,255,255,.85); }
.site-header:not(.scrolled) .nav-link:hover,
.site-header:not(.scrolled) .nav-link.active { color: var(--clr-white); }

/* ── Header CTA ── */
.header-cta { display: none; gap: 10px; flex-shrink: 0; }
@media(min-width:900px){ .header-cta { display: flex; } }
.header-cta .btn { padding: 8px 20px; font-size: 13px; }
.site-header:not(.scrolled) .header-cta .btn--outline { color: var(--clr-white); border-color: rgba(255,255,255,.6); }
.site-header:not(.scrolled) .header-cta .btn--outline:hover { background: rgba(255,255,255,.15); border-color: var(--clr-white); }

/* ── Hamburger ── */
.hamburger { display: flex; flex-direction: column; gap: 5px; padding: 8px; margin-left: auto; }
@media(min-width:1024px){ .hamburger { display: none; } }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--clr-dark); border-radius: 2px; transition: all .3s; }
.site-header:not(.scrolled) .hamburger span { background: var(--clr-white); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   MOBILE NAV — Styled
   ============================================================ */
.mobile-nav {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  z-index: 999;
  background: #fff;
  border-top: 3px solid var(--clr-red);
  box-shadow: 0 12px 32px rgba(0,0,0,.15);
  transform: translateY(-6px);
  opacity: 0;
  transition: transform .28s ease, opacity .28s ease;
  pointer-events: none;
}
.mobile-nav:not([hidden]) {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-nav[hidden] { display: none !important; }

/* القائمة */
.mobile-nav ul { display: flex; flex-direction: column; margin: 0; padding: 0; list-style: none; }

/* الخط الفاصل — gradient من الأحمر لشفاف */
.mobile-nav li:not(:last-child)::after {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(to right, rgba(204,31,43,.25) 0%, rgba(204,31,43,.04) 100%);
  margin: 0 24px;
}

/* الروابط */
.mobile-nav .nav-link {
  display: flex;
  align-items: center;
  padding: 15px 24px;
  font-family: var(--ff-display);
  font-size: 15px;
  font-weight: 600;
  color: #1a1a1a;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color .2s, background .2s, padding-left .2s;
  border-bottom: none;
}

/* سهم على اليمين يظهر عند الـ hover */
.mobile-nav .nav-link::after {
  content: '›';
  margin-left: auto;
  font-size: 22px;
  line-height: 1;
  color: var(--clr-red);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity .2s, transform .2s;
}
.mobile-nav .nav-link:hover {
  color: var(--clr-red);
  background: rgba(204,31,43,.04);
  padding-left: 32px;
}
.mobile-nav .nav-link:hover::after { opacity: 1; transform: translateX(0); }
.mobile-nav .nav-link.active { color: var(--clr-red); font-weight: 700; }

/* CTA row */
.mobile-cta-row {
  display: flex; gap: 12px;
  padding: 16px 24px 24px;
  border-top: 1px solid rgba(0,0,0,.07);
  margin-top: 4px;
  /* override the li::after separator */
}
.mobile-cta-row::before { display: none; }
.mobile-nav li.mobile-cta-row::after { display: none; }
.mobile-cta-row .btn { flex: 1; justify-content: center; font-size: 14px; padding: 11px 16px; }

/* ── منع overflow-x في الموبايل ── */
@media (max-width: 1023px) {
  html { overflow-x: hidden; }
  body { overflow-x: hidden; max-width: 100vw; }
}