/* ── CANONICAL NAV — single source of truth for all Buildtal pages ──
   Loaded by /js/nav.js. Do NOT duplicate these rules in page <style> blocks. */

#buildtal-nav {
  position: fixed; top: 0; width: 100%; max-width: 100%; z-index: 9999;
  height: 60px; padding: 0 24px;
  display: flex; justify-content: space-between; align-items: center;
  background: #fff; border-bottom: 1px solid #E2E6ED;
  box-sizing: border-box;
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  left: 0; right: 0;
  transition: box-shadow .2s;
}
#buildtal-nav.bt-nav-scrolled {
  box-shadow: 0 2px 12px rgba(15,29,53,0.10);
}

#buildtal-nav .bt-logo {
  font-family: 'Bricolage Grotesque', 'Segoe UI', sans-serif;
  font-size: 20px; font-weight: 800; color: #1B2A4A;
  text-decoration: none; flex-shrink: 0; letter-spacing: -0.3px;
}
#buildtal-nav .bt-logo span { color: #F07D00; }

#buildtal-nav .bt-nav-center {
  display: flex; align-items: center; gap: 2px; flex: 1; margin: 0 16px;
  overflow: visible; min-width: 0;
}

/* ── Plain nav links ── */
#buildtal-nav .bt-nav-link {
  font-size: 13px; font-weight: 500; color: #4A5568;
  text-decoration: none; padding: 6px 13px; border-radius: 6px;
  transition: all .15s; white-space: nowrap;
}
#buildtal-nav .bt-nav-link:hover { background: #F4F6F9; color: #F07D00; }
#buildtal-nav .bt-nav-link.active { color: #F07D00; font-weight: 600; }

/* ── Dropdown container ── */
#buildtal-nav .bt-nav-dropdown {
  position: relative;
}

/* ── Dropdown toggle button ── */
#buildtal-nav .bt-nav-dropdown-toggle {
  background: none; border: none; cursor: pointer;
  font-family: inherit; display: inline-flex; align-items: center;
}
#buildtal-nav .bt-nav-dropdown-toggle.active { color: #F07D00; font-weight: 600; }

/* ── Chevron ── */
#buildtal-nav .bt-chevron {
  display: inline-block; margin-left: 3px;
  transition: transform .15s; vertical-align: middle;
}
#buildtal-nav .bt-nav-dropdown:hover .bt-chevron {
  transform: rotate(180deg);
}

/* ── Dropdown panel (desktop: show on hover) ── */
#buildtal-nav .bt-nav-dropdown-panel {
  display: none;
  position: absolute; top: calc(100% + 8px); left: 0;
  background: #fff; border: 1px solid #E2E6ED; border-radius: 10px;
  box-shadow: 0 8px 24px rgba(15,29,53,0.12);
  min-width: 220px; padding: 8px; z-index: 10000;
}
#buildtal-nav .bt-nav-dropdown:hover .bt-nav-dropdown-panel {
  display: block;
}

/* ── Dropdown link items ── */
#buildtal-nav .bt-nav-dd-link {
  display: block; padding: 9px 14px; border-radius: 6px;
  font-size: 13px; font-weight: 500; color: #1B2A4A;
  text-decoration: none; white-space: nowrap; transition: background .12s;
}
#buildtal-nav .bt-nav-dd-link:hover { background: #F4F6F9; color: #F07D00; }

/* ── Right side buttons ── */
#buildtal-nav .bt-nav-right {
  display: flex; align-items: center; gap: 8px; flex-shrink: 0;
}

#buildtal-nav .bt-btn-signin {
  font-size: 12px; font-weight: 600; padding: 6px 14px; border-radius: 6px;
  border: 1px solid #D1D5DB; background: transparent; color: #4A5568;
  cursor: pointer; transition: all .15s; text-decoration: none;
  display: inline-flex; align-items: center; white-space: nowrap;
}
#buildtal-nav .bt-btn-signin:hover { background: #F4F6F9; }

#buildtal-nav .bt-btn-signup {
  font-size: 12px; font-weight: 600; padding: 6px 14px; border-radius: 6px;
  border: 1.5px solid #1B2A4A; background: transparent; color: #1B2A4A;
  cursor: pointer; transition: all .15s; text-decoration: none;
  display: inline-flex; align-items: center; white-space: nowrap;
}
#buildtal-nav .bt-btn-signup:hover { background: #F4F6F9; }

#buildtal-nav .bt-btn-cta {
  font-size: 12px; font-weight: 600; padding: 6px 14px; border-radius: 6px;
  border: none; background: #F07D00; color: #fff;
  cursor: pointer; transition: all .15s; text-decoration: none;
  display: inline-flex; align-items: center; white-space: nowrap;
}
#buildtal-nav .bt-btn-cta:hover { background: #D96E00; }

/* ── Hamburger ── */
#buildtal-nav .bt-hamburger {
  display: none; background: none; border: none; cursor: pointer; padding: 6px;
}
#buildtal-nav .bt-hamburger svg { display: block; }

/* ── Mobile auth row (always hidden by default) ── */
#buildtal-nav .bt-mobile-auth { display: none; }

/* ── Mobile ── */
@media (max-width: 768px) {
  #buildtal-nav { padding: 0 16px; }
  #buildtal-nav .bt-nav-center { display: none; flex: unset; margin: 0; }
  #buildtal-nav .bt-nav-right { display: none; }
  #buildtal-nav .bt-hamburger { display: flex; align-items: center; }

  /* Disable CSS hover-based dropdown on mobile */
  #buildtal-nav .bt-nav-dropdown:hover .bt-nav-dropdown-panel { display: none; }
  #buildtal-nav .bt-nav-dropdown:hover .bt-chevron { transform: none; }

  #buildtal-nav.mobile-open .bt-nav-center {
    display: flex; flex-direction: column;
    position: fixed; top: 60px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid #E2E6ED;
    padding: 12px 16px 16px; gap: 0;
    box-shadow: 0 4px 12px rgba(0,0,0,.08);
    z-index: 9998;
  }
  #buildtal-nav.mobile-open .bt-nav-link {
    padding: 10px 12px; font-size: 15px; display: block; width: 100%;
  }
  #buildtal-nav.mobile-open .bt-nav-dropdown-toggle {
    padding: 10px 12px; font-size: 15px; width: 100%; text-align: left;
    justify-content: space-between;
  }

  /* Mobile dropdown panel: inline block when open */
  #buildtal-nav .bt-nav-dropdown.bt-dd-open .bt-nav-dropdown-panel {
    display: block; position: static; box-shadow: none; border: none;
    background: #F4F6F9; border-radius: 6px; margin: 4px 0; padding: 4px 0;
    min-width: unset;
  }
  #buildtal-nav .bt-nav-dropdown.bt-dd-open .bt-chevron {
    transform: rotate(180deg);
  }
  #buildtal-nav .bt-nav-dropdown.bt-dd-open .bt-nav-dd-link {
    padding: 9px 20px; font-size: 14px;
  }

  /* Mobile auth row */
  #buildtal-nav.mobile-open .bt-mobile-auth {
    display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap;
  }
  #buildtal-nav.mobile-open .bt-mobile-auth a {
    flex: 1; min-width: 80px; text-align: center; padding: 10px 12px;
    border-radius: 6px; font-size: 14px; font-weight: 600;
    text-decoration: none; display: flex; align-items: center;
    justify-content: center;
  }
  #buildtal-nav.mobile-open .bt-mobile-auth .bt-btn-signin-m {
    border: 1px solid #D1D5DB; color: #4A5568; background: #fff;
  }
  #buildtal-nav.mobile-open .bt-mobile-auth .bt-btn-signup-m {
    border: 1.5px solid #1B2A4A; color: #1B2A4A; background: transparent;
  }
  #buildtal-nav.mobile-open .bt-mobile-auth .bt-btn-cta-m {
    background: #F07D00; color: #fff; border: none;
  }
}

/* ── Hide any residual shared-nav elements ── */
nav.bt-nav:not(#buildtal-nav) { display: none !important; }