/* Shared nav system for every page except index.html (which keeps its own self-contained copy).
   Positioning, dropdown reveal, and the mobile slide-in menu didn't exist anywhere outside
   index.html's inline styles — this file is that missing structural layer. */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 11px 0;
  transition: var(--transition);
}

.nav.scrolled {
  background: var(--nav-bg);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.nav-item {
  position: relative;
}

.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  min-width: 270px;
  padding: 12px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
  border-radius: 4px;
  z-index: 100;
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown a {
  display: block;
  padding: 10px 24px;
  font-size: 0.85rem;
  color: var(--text-dim) !important;
  transition: var(--transition);
  width: 100%;
}

.dropdown a:hover {
  background: var(--bg-alt);
  color: var(--accent) !important;
  padding-left: 28px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-cta {
  background: var(--text);
  color: var(--bg);
  padding: 8px 20px;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  border-radius: 4px;
  white-space: nowrap;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav-cta:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(199, 123, 46, 0.4);
  border-color: var(--accent-light);
}

.nav-cta-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.nav-cta-secondary:hover {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: none;
}

@media (max-width: 1000px) {
  .nav-cta-secondary {
    display: none;
  }
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px;
  cursor: pointer;
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 8px;
  margin-left: 8px;
}

@media (max-width: 1000px) {
  .mobile-menu-btn {
    display: flex;
    align-items: center;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    background: var(--nav-bg);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 40px;
    gap: 24px;
    box-shadow: -15px 0 40px rgba(0, 0, 0, 0.3);
    transition: right 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    overflow-y: auto;
    z-index: 9999;
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    color: var(--text) !important;
    text-shadow: none !important;
    font-size: 1.05rem;
  }

  .nav-item .dropdown {
    position: static;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: none;
    padding-left: 16px;
    margin-top: 12px;
    border-left: 2px solid var(--border);
  }

  .mobile-close-btn {
    position: absolute;
    top: 40px;
    right: 30px;
    background: none;
    border: 1px solid var(--border);
    color: var(--text);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
  }

  .mobile-close-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
  }
}