/* 
  Navigation Bar - Rebuilt Component
  Based on BEM methodology: .site-nav
*/

:root {
  --nav-bg: rgba(12, 13, 15, 0.95);
  --nav-text: #f5f5f5;
  --nav-text-muted: #b0b0b0;
  --nav-accent: #d4af37;
  --nav-border: rgba(212, 175, 55, 0.15);
  --nav-height: 72px;
}

/* Base Component */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 9999;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--nav-border);
  font-family: "Inter", sans-serif;
}

.site-nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand */
.site-nav__brand {
  font-family: "Playfair Display", serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--nav-text);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-decoration: none;
  border: none;
}

/* Panel (Desktop: Links + Actions) */
.site-nav__panel {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 100%;
}

/* Links List */
.site-nav__links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
  height: 100%;
}

.site-nav__links li {
  height: 100%;
  display: flex;
  align-items: center;
}

.site-nav__links a,
.site-nav__dropdown-toggle {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--nav-text-muted);
  text-decoration: none;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
  padding: 8px 0;
  position: relative;
}

.site-nav__links a:hover,
.site-nav__dropdown-toggle:hover {
  color: var(--nav-accent);
}

/* Active State Underline */
.site-nav__links a::after,
.site-nav__dropdown-toggle::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--nav-accent);
  transition: width 0.3s ease;
}

.site-nav__links a:hover::after,
.site-nav__dropdown-toggle:hover::after {
  width: 100%;
}

/* Dropdown (Desktop) */
.site-nav__dropdown {
  position: relative;
}

.site-nav__dropdown-menu {
  position: absolute;
  top: 100%;
  /* Below navbar */
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 260px;
  background: #1a1b1e;
  border: 1px solid var(--nav-border);
  border-radius: 8px;
  padding: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.site-nav__dropdown:hover .site-nav__dropdown-menu,
.site-nav__dropdown.is-open .site-nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.site-nav__dropdown-menu a {
  display: block;
  padding: 10px 16px;
  color: var(--nav-text-muted);
  border-radius: 6px;
  transition: background 0.2s;
  text-align: left;
  border: none;
  /* Reset */
}

.site-nav__dropdown-menu a:hover {
  background: rgba(212, 175, 55, 0.1);
  color: var(--nav-text);
  padding-left: 20px;
  /* Slight slide */
}

.site-nav__dropdown-menu a::after {
  display: none;
  /* No underline */
}

/* Dropdown Group/Title */
.site-nav__dropdown-group {
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.site-nav__dropdown-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #666;
  margin: 0 0 8px 16px;
}

/* Actions (Auth) */
.site-nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 24px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.site-nav__action {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--nav-accent);
  background: transparent;
  border: 1px solid var(--nav-accent);
  padding: 6px 16px;
  border-radius: 20px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.site-nav__action:hover {
  background: var(--nav-accent);
  color: #000;
}

.is-hidden {
  display: none !important;
}

/* Mobile Toggle */
.site-nav__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--nav-border);
  color: var(--nav-text);
  font-family: inherit;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
}

/* Mobile Styles */
@media (max-width: 900px) {
  .site-nav__toggle {
    display: block;
  }

  /* Hide Panel initially */
  .site-nav__panel {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--nav-height));
    background: #111;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 0;
    /* Stack items */
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
  }

  .site-nav.is-open .site-nav__panel {
    transform: translateX(0);
  }

  /* Reset Links Layout */
  .site-nav__links {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    height: auto;
    gap: 0;
  }

  .site-nav__links li {
    width: 100%;
    height: auto;
    display: block;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .site-nav__links a,
  .site-nav__dropdown-toggle {
    display: block;
    width: 100%;
    padding: 16px 0;
    font-size: 16px;
    text-align: left;
  }

  .site-nav__links a::after,
  .site-nav__dropdown-toggle::after {
    display: none;
    /* No underline animation on mobile */
  }

  /* Mobile Dropdown */
  .site-nav__dropdown-menu {
    position: static;
    transform: none;
    width: 100%;
    opacity: 1;
    visibility: visible;
    background: rgba(255, 255, 255, 0.03);
    /* Subtle inset */
    box-shadow: none;
    border: none;
    border-radius: 0;
    display: none;
    /* Hidden by default, toggled via JS */
    padding: 0 0 0 16px;
    margin-bottom: 12px;
  }

  .site-nav__dropdown.is-open .site-nav__dropdown-menu {
    display: block;
  }

  .site-nav__dropdown-menu a {
    padding: 12px 0;
    font-size: 14px;
  }

  .site-nav__dropdown-menu a:hover {
    padding-left: 0;
    /* Disable slide */
    background: transparent;
    color: var(--nav-accent);
  }

  /* Mobile Actions */
  .site-nav__actions {
    width: 100%;
    border-left: none;
    padding: 32px 0 0 0;
    margin-top: 16px;
    justify-content: flex-start;
  }
}