/* ============================================================
   TOPBAR-ONLY (self-contained)
   Scoped under .av-topbar-scope so global rules from base.css
   (p { max-width: 60ch }, h1-h4 font-family, etc.) NEVER leak
   into other AV_CRM pages. Loaded by Layout on every route.
   ============================================================ */

/* --- design tokens (subset of tokens.css needed by topbar) --- */
:root {
  --av-bg-deep: #05060B;
  --av-gold: #D4A538;
  --av-gold-bright: #F2C75C;
  --av-ink-pure: #F8F5EC;
  --av-ink-soft: #C9C5B6;
  --av-ink-dark: #14110A;
  --av-border-subtle: rgba(212, 165, 56, 0.10);
  --av-space-2: 0.5rem;
  --av-space-4: 1rem;
  --av-space-5: 1.5rem;
  --av-space-6: 2rem;
  --av-space-7: 3rem;
  --av-container-max: 1280px;
  --av-container-pad: clamp(1.5rem, 4vw, 4rem);
  --av-r-pill: 999px;
  --av-dur-fast: 200ms;
  --av-dur-med: 350ms;
  --av-ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --av-shadow-cta-glow: 0 0 30px rgba(242, 199, 92, 0.35);
  --av-z-nav: 50;
}

/* --- layout container scoped under .av-topbar-scope --- */
.av-topbar-scope { position: relative; z-index: var(--av-z-nav); }

.av-topbar-scope .av-container {
  width: 100%;
  max-width: var(--av-container-max);
  margin-inline: auto;
  padding-inline: var(--av-container-pad);
}

/* --- topbar shell --- */
.av-topbar,
.av-topbar *,
.av-topbar *::before,
.av-topbar *::after {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}
.av-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  z-index: var(--av-z-nav);
  background: rgba(5, 6, 11, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--av-border-subtle);
}
.av-topbar.av-topbar--transparent {
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: background var(--av-dur-med) var(--av-ease-out-expo),
              border-color var(--av-dur-med) var(--av-ease-out-expo),
              backdrop-filter var(--av-dur-med) var(--av-ease-out-expo);
}
.av-topbar.av-topbar--transparent.is-scrolled {
  background: rgba(5, 6, 11, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--av-border-subtle);
}
.av-topbar__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--av-space-6);
}
.av-topbar__brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.av-topbar__brand img {
  height: 40px;
  width: auto;
  display: block;
}
.av-topbar__nav {
  display: flex;
  align-items: center;
  gap: var(--av-space-7);
  flex: 1;
  justify-content: center;
}
.av-topbar__nav a {
  position: relative;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--av-ink-soft);
  padding-block: var(--av-space-2);
  text-decoration: none;
  transition: color var(--av-dur-fast);
}
.av-topbar__nav a::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--av-gold);
  transform: translateX(-50%) scaleX(0);
  transform-origin: center;
  transition: transform var(--av-dur-med) var(--av-ease-out-expo);
}
.av-topbar__nav a:hover { color: var(--av-ink-pure); }
.av-topbar__nav a:hover::after { transform: translateX(-50%) scaleX(0.6); }
.av-topbar__nav a.is-active { color: var(--av-ink-pure); }
.av-topbar__nav a.is-active::before {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--av-gold);
  transform: translateX(-50%);
}

/* --- CTA button --- */
.av-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--av-space-2);
  padding: 10px 22px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--av-r-pill);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform var(--av-dur-fast),
              background var(--av-dur-fast),
              border-color var(--av-dur-fast),
              box-shadow var(--av-dur-fast),
              color var(--av-dur-fast);
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}
.av-btn--primary {
  background: linear-gradient(135deg, var(--av-gold-bright), var(--av-gold));
  color: var(--av-ink-dark);
  box-shadow: var(--av-shadow-cta-glow);
}
.av-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 50px rgba(242, 199, 92, 0.6);
}
.av-btn--secondary {
  background: transparent;
  color: var(--av-ink-pure);
  border-color: var(--av-border-subtle);
}
.av-btn--secondary:hover {
  border-color: var(--av-gold);
  color: var(--av-gold-bright);
}

/* --- Hamburger (mobile) --- */
.av-topbar__hamburger {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 32px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0;
}
.av-topbar__hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--av-ink-pure);
  transition: transform var(--av-dur-fast), opacity var(--av-dur-fast);
}
.av-topbar__hamburger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.av-topbar__hamburger.is-open span:nth-child(2) { opacity: 0; }
.av-topbar__hamburger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* --- Mobile nav drawer --- */
@media (max-width: 760px) {
  .av-topbar__nav { display: none; }
  .av-topbar__hamburger { display: flex; }

  /* Keep Login button visible on mobile — primary action must stay reachable */
  .av-topbar__cta {
    padding: 8px 16px;
    font-size: 0.75rem;
    margin-left: auto;
    margin-right: var(--av-space-4);
  }

  .av-topbar__nav.is-open {
    display: flex;
    position: fixed;
    inset: 72px 0 0 0;
    background: rgba(5, 6, 11, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: var(--av-space-6) var(--av-container-pad);
    gap: var(--av-space-4);
    z-index: var(--av-z-nav);
  }
  .av-topbar__nav.is-open a {
    font-size: 1rem;
    padding-block: var(--av-space-2);
  }
}

/* --- spacer so page content doesn't sit under fixed topbar --- */
.av-topbar-spacer { height: 72px; }