/* =========================================================
   Car Import Reviews Header
   File: assets/css/header.css
   Scope: global site header
   ========================================================= */

:root {
  --cir-black: #070A0F;
  --cir-graphite: #111827;
  --cir-slate: #1F2937;
  --cir-white: #E5E7EB;
  --cir-muted: #9CA3AF;
  --cir-cyan: #22D3EE;
  --cir-cyan-soft: rgba(34, 211, 238, 0.14);
  --cir-border: rgba(229, 231, 235, 0.12);
}

.cir-site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  width: 100%;
  background:
    linear-gradient(180deg, rgba(7, 10, 15, 0.96), rgba(7, 10, 15, 0.88)),
    var(--cir-black);
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.cir-site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.08), transparent);
  pointer-events: none;
  opacity: 0.65;
}

.cir-header-inner {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: 13px 18px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
}

.cir-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--cir-white) !important;
  text-decoration: none !important;
  min-width: max-content;
}

.cir-brand-mark {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(34, 211, 238, 0.36);
  border-radius: 14px;
  background:
    radial-gradient(circle at 30% 20%, rgba(34, 211, 238, 0.26), transparent 48%),
    rgba(15, 23, 42, 0.92);
  color: var(--cir-cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.12em;
  box-shadow: 0 0 28px rgba(34, 211, 238, 0.12);
}

.cir-brand-copy {
  display: grid;
  gap: 2px;
}

.cir-brand-copy strong {
  display: block;
  color: #F9FAFB;
  font-size: 15px;
  line-height: 1.12;
  font-weight: 850;
  letter-spacing: -0.02em;
}

.cir-brand-copy em {
  display: block;
  color: var(--cir-muted);
  font-style: normal;
  font-size: 11px;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.cir-main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.cir-main-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 9px 12px;
  border-radius: 999px;
  color: #CBD5E1 !important;
  text-decoration: none !important;
  font-size: 14px;
  line-height: 1.2;
  font-weight: 700;
  transition: color 0.16s ease, background 0.16s ease, transform 0.16s ease;
}

.cir-main-nav a:hover {
  color: #F9FAFB !important;
  background: rgba(229, 231, 235, 0.07);
  transform: translateY(-1px);
}

.cir-main-nav a[href*="check-company"] {
  color: #67E8F9 !important;
}

.cir-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  min-width: max-content;
}

.cir-header-link {
  color: #CBD5E1 !important;
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 800;
}

.cir-header-link:hover {
  color: #F9FAFB !important;
}

.cir-header-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--cir-cyan);
  border: 1px solid var(--cir-cyan);
  color: #051018 !important;
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 900;
  box-shadow: 0 12px 34px rgba(34, 211, 238, 0.18);
  transition: transform 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

.cir-header-button:hover {
  transform: translateY(-1px);
  background: #67E8F9;
  box-shadow: 0 16px 42px rgba(34, 211, 238, 0.24);
}

.cir-mobile-menu {
  display: none;
  position: relative;
}

.cir-mobile-menu summary {
  width: 44px;
  height: 44px;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  list-style: none;
  cursor: pointer;
  border: 1px solid var(--cir-border);
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.92);
  padding: 0 11px;
}

.cir-mobile-menu summary::-webkit-details-marker {
  display: none;
}

.cir-mobile-menu summary span {
  display: block;
  height: 2px;
  border-radius: 999px;
  background: var(--cir-white);
}

.cir-mobile-menu-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 12px);
  width: min(320px, calc(100vw - 32px));
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid rgba(34, 211, 238, 0.24);
  border-radius: 18px;
  background: rgba(7, 10, 15, 0.98);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
}

.cir-mobile-menu-panel a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 12px;
  border-radius: 13px;
  color: var(--cir-white) !important;
  text-decoration: none !important;
  font-weight: 800;
  background: rgba(229, 231, 235, 0.045);
}

.cir-mobile-menu-panel a:hover {
  background: rgba(34, 211, 238, 0.10);
}

.cir-mobile-menu-panel .cir-mobile-primary {
  background: var(--cir-cyan);
  color: #051018 !important;
  justify-content: center;
  margin-top: 4px;
}

@media (max-width: 1080px) {
  .cir-header-inner {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .cir-main-nav,
  .cir-header-actions {
    display: none;
  }

  .cir-mobile-menu {
    display: block;
  }
}

@media (max-width: 560px) {
  .cir-header-inner {
    padding: 11px 12px;
  }

  .cir-brand-copy strong {
    font-size: 14px;
  }

  .cir-brand-copy em {
    display: none;
  }

  .cir-brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 13px;
  }
}

@media (max-width: 380px) {
  .cir-brand-copy {
    display: none;
  }
}