/**
 * UUI Template - Navigation
 */

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.3s var(--transition);
}

/* Enhanced glass effect for scrolled navbar */
.navbar.scrolled {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    filter: drop-shadow(0px 2px 4px rgba(0, 0, 0, 0.2));
}

[data-theme="light"] .nav-container {
    filter: drop-shadow(0px 2px 4px rgba(255, 255, 255, 0.6));
}

[data-theme="dark"] .nav-container {
    filter: drop-shadow(0px 2px 4px rgba(0, 0, 0, 0.4));
}

.nav-brand {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    filter: drop-shadow(0px 2px 4px rgba(0, 0, 0, 0.2));
}

[data-theme="light"] .nav-brand {
    filter: drop-shadow(0px 2px 4px rgba(255, 255, 255, 0.6));
}

[data-theme="dark"] .nav-brand {
    filter: drop-shadow(0px 2px 4px rgba(0, 0, 0, 0.4));
}

.logo {
    height: 50px;
    width: auto;
    display: flex;
    align-items: center;
    position: relative;
}

.logo img {
    height: 50px;
    width: auto;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
}

/* Theme-aware logo switching */
[data-theme="dark"] .logo-light {
    display: none;
}

[data-theme="dark"] .logo-dark {
    display: block;
}

[data-theme="light"] .logo-dark {
    display: none;
}

[data-theme="light"] .logo-light {
    display: block;
}

/* Default: show dark logo for dark theme */
.logo-dark {
    display: none;
}

.logo-light {
    display: block;
}

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 30px;
}

/* Ensure consistent height for nav items */
.nav-menu > * {
    height: auto;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.nav-menu > a {
    min-height: auto;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s var(--transition);
    position: relative;
    text-align: center;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gold);
    transition: width 0.3s var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

/* External site link styling */
.nav-link.external-site,
.mobile-link.external-site {
    border: 1px solid var(--glass-border);
    border-radius: 0;
    padding: 8px 16px;
    display: inline-block;
}

/* Theme Toggle Button */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all 0.3s var(--transition);
}

.theme-toggle:hover {
    color: var(--primary-gold);
}

.theme-icon {
    width: 20px;
    height: 20px;
}

/* Show appropriate icon based on theme */
[data-theme="dark"] .sun-icon {
    display: none;
}

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

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

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

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--transition);
    z-index: 999;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100%;
    background: var(--bg-primary);
    padding: 80px 30px 30px;
    transition: right 0.3s var(--transition);
    z-index: 1001;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
    padding: 12px 0;
    border-bottom: 1px solid var(--glass-border);
    transition: color 0.3s var(--transition);
}

.mobile-link:hover {
    color: var(--primary-gold);
}

.theme-toggle-mobile {
    background: none;
    border: none;
    cursor: pointer;
    padding: 12px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 500;
    border-bottom: 1px solid var(--glass-border);
}