/**
 * Glassmorphism Styles
 * Frosted glass navigation and cards
 */

/* Navigation Header */
.nav-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

.glass-nav {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-2xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 800;
    font-size: var(--font-size-xl);
    color: var(--color-primary);
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    color: var(--color-primary);
    letter-spacing: 0.05em;
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text);
    font-weight: 500;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: rgba(0, 119, 182, 0.08);
}

.dropdown-icon {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.nav-item.has-dropdown:hover .dropdown-icon {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 280px;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
}

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

.dropdown-menu li a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.dropdown-menu li a:hover {
    color: var(--color-primary);
    background-color: rgba(0, 119, 182, 0.08);
}

/* CTA Button */
.nav-cta {
    padding: var(--spacing-sm) var(--spacing-lg);
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    position: relative;
    transition: all var(--transition-base);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    left: 0;
    transition: all var(--transition-base);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

/* Glass Card */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* Body offset for fixed nav */
body {
    padding-top: 100px;
}

/* Responsive */
@media (max-width: 1024px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Mobile menu open state */
    .nav-menu.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        padding: var(--spacing-lg);
        border-radius: 0 0 var(--radius-xl) var(--radius-xl);
        box-shadow: var(--shadow-xl);
    }
    
    .nav-menu.open .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: var(--spacing-lg);
    }
}