/**
 * Window.Events - Navigation Styles
 */

/* ========================================
   HEADER
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: var(--border-width) solid var(--border-color);
  z-index: var(--z-fixed);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(10, 10, 15, 0.95);
  box-shadow: 0 0 30px rgba(157, 78, 221, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ========================================
   LOGO / BRANDING
   ======================================== */
.site-branding {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-logo {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  transition: all var(--transition-normal);
}

.site-logo a {
  display: block;
  width: 100%;
  height: 100%;
}

.site-logo img,
.site-logo .custom-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.site-logo:hover {
  filter: drop-shadow(var(--glow-pink));
}

.site-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0;
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.site-title a {
  color: inherit;
  text-decoration: none;
  -webkit-text-fill-color: inherit;
}

.site-description {
  display: none;
}

/* ========================================
   MAIN NAVIGATION
   ======================================== */
.main-navigation {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu li {
  position: relative;
}

.nav-menu a {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  transition: all var(--transition-normal);
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background: var(--neon-cyan);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
  box-shadow: var(--glow-cyan-subtle);
}

.nav-menu a:hover,
.nav-menu .current-menu-item > a,
.nav-menu .current_page_item > a {
  color: var(--neon-cyan);
}

.nav-menu a:hover::after,
.nav-menu .current-menu-item > a::after,
.nav-menu .current_page_item > a::after {
  transform: scaleX(1);
}

/* Dropdown menus */
.nav-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--bg-secondary);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  z-index: var(--z-dropdown);
  list-style: none;
}

.nav-menu li:hover > .sub-menu,
.nav-menu li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-menu .sub-menu a {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-xs);
}

.nav-menu .sub-menu a::after {
  left: var(--space-3);
  right: var(--space-3);
}

/* ========================================
   HEADER ACTIONS
   ======================================== */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Search toggle */
.search-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.search-toggle:hover,
.search-toggle:focus {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: var(--glow-cyan-subtle);
}

.search-toggle:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 2px;
}

.search-toggle svg {
  width: 20px;
  height: 20px;
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.theme-toggle:hover,
.theme-toggle:focus {
  border-color: var(--neon-purple);
  color: var(--neon-purple);
  box-shadow: var(--glow-purple);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--neon-purple);
  outline-offset: 2px;
}

.theme-toggle .moon-icon {
  display: none;
}

[data-theme="light"] .theme-toggle .sun-icon {
  display: none;
}

[data-theme="light"] .theme-toggle .moon-icon {
  display: block;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.menu-toggle:hover,
.menu-toggle:focus {
  border-color: var(--neon-pink);
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--neon-pink);
  outline-offset: 2px;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-secondary);
  transition: all var(--transition-normal);
}

.menu-toggle span + span {
  margin-top: 4px;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
  background: var(--neon-pink);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
  background: var(--neon-pink);
}

/* ========================================
   MOBILE NAVIGATION
   ======================================== */
@media (max-width: 1024px) {
  .menu-toggle {
    display: flex;
  }

  .main-navigation {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    padding: var(--space-6);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    overflow-y: auto;
  }

  .main-navigation.toggled {
    transform: translateX(0);
  }

  .nav-menu {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .nav-menu a {
    font-size: var(--font-size-lg);
    padding: var(--space-3) 0;
  }

  .nav-menu a::after {
    left: 0;
    right: auto;
    width: 30px;
  }

  .nav-menu .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: none;
    padding-left: var(--space-4);
  }
}

/* ========================================
   SEARCH MODAL
   ======================================== */
.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(10px);
  z-index: var(--z-modal);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.search-modal.active {
  opacity: 1;
  visibility: visible;
}

.search-modal__inner {
  width: 100%;
  max-width: 600px;
  padding: 0 var(--space-4);
  transform: translateY(-20px);
  transition: transform var(--transition-normal);
}

.search-modal.active .search-modal__inner {
  transform: translateY(0);
}

.search-modal__form {
  position: relative;
}

.search-modal__input {
  width: 100%;
  padding: var(--space-5) var(--space-6);
  font-size: var(--font-size-xl);
  background: var(--bg-secondary);
  border: var(--border-width-thick) solid var(--neon-cyan);
  border-radius: var(--radius-lg);
  box-shadow: var(--glow-cyan);
}

.search-modal__input:focus {
  outline: none;
}

.search-modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.search-modal__close:hover {
  color: var(--neon-pink);
}

.search-modal__hint {
  margin-top: var(--space-4);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.search-modal__hint kbd {
  padding: var(--space-1) var(--space-2);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  font-family: var(--font-code);
  font-size: var(--font-size-xs);
}