/* 
   Hamburger Menu Toggle
   Complete implementation for mobile menu functionality
*/

/* Hide on desktop, show on mobile */
.hamburger-menu-toggle {
    display: none;
    visibility: hidden;
    opacity: 0;
}

/* Mobile Navigation Styles */
@media (max-width: 768px) {
    /* Show hamburger button on mobile */
    .hamburger-menu-toggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        position: relative;
        z-index: 1010;
        margin-left: auto;
        width: 44px;
        height: 44px;
        padding: 0;
        background-color: transparent; /* Sleek: no box */
        border: none;
        border-radius: 0;
        cursor: pointer;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: transform 0.2s ease;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        box-shadow: none; /* Sleek: no shadow */
    }

    /* Hamburger button hover effect */
    .hamburger-menu-toggle:hover { background-color: transparent; box-shadow: none; }
    
    .hamburger-menu-toggle:active {
        transform: scale(0.95);
    }

    .hamburger-menu-toggle:focus-visible { outline: none; box-shadow: none; }

    /* Hamburger lines */
    .hamburger-menu-toggle span {
        display: block !important;
        width: 26px !important;
        height: 2px !important; /* thinner lines */
        margin: 5px auto !important;
        background-color: var(--color-cream) !important; /* light lines on brand header */
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border-radius: 2px;
        transform-origin: center;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }

    /* Theme-specific hamburger button styles */
    /* Single-theme mode: terracotta hamburger overrides removed */
    
    /* Active state (X icon) */
    .hamburger-menu-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg) !important;
        -webkit-transform: translateY(8px) rotate(45deg) !important;
    }
    
    .hamburger-menu-toggle.active span:nth-child(2) {
        opacity: 0 !important;
        transform: translateX(-10px) !important;
        -webkit-transform: translateX(-10px) !important;
    }
    
    .hamburger-menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg) !important;
        -webkit-transform: translateY(-8px) rotate(-45deg) !important;
    }
    
    /* Mobile Navigation Menu */
    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: 1000;
        pointer-events: none;
        transition: visibility 0.35s, opacity 0.35s;
        visibility: hidden;
        opacity: 0;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
    
    .main-nav.active {
        visibility: visible;
        opacity: 1;
        pointer-events: auto;
    }
    
    .main-nav .nav-menu {
        position: fixed !important;
        top: 0 !important;
        right: -100% !important;
        width: 80% !important;
        max-width: 350px !important; 
        height: 100vh !important;
        height: 100dvh !important;
        /* On-brand translucent navy with soft blur */
        background-color: rgba(var(--color-navy-rgb), 0.72) !important;
        backdrop-filter: blur(6px) !important;
        -webkit-backdrop-filter: blur(6px) !important;
        display: flex !important;
        flex-direction: column !important;
        padding: calc(70px + 1rem) 1rem 2rem !important;
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), right 0.35s cubic-bezier(0.4, 0, 0.2, 1) !important;
        -webkit-transition: -webkit-transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), right 0.35s cubic-bezier(0.4, 0, 0.2, 1) !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
        z-index: 1005 !important;
        box-shadow: inset 1px 0 0 rgba(255, 255, 255, 0.06) !important; /* subtle inner edge */
        overscroll-behavior: contain !important;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
    
    .main-nav .nav-menu.active {
        right: 0 !important;
        transform: translateX(0) !important;
        -webkit-transform: translateX(0) !important;
    }
    
    .main-nav .nav-menu li {
        width: 100% !important;
        margin: 0 !important;
        opacity: 1 !important;
        display: block !important;
        visibility: visible !important;
        margin-bottom: 0 !important;
        border-bottom: 1px solid rgba(var(--color-cream-rgb), 0.14) !important; /* sleek divider lines */
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
    
    .main-nav .nav-menu a {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        width: 100% !important;
        min-height: 48px !important; /* 48px tap target */
        padding: 0.9rem 0 !important;
        border-radius: 0 !important;
        color: var(--color-cream) !important; /* light text over dark overlay */
        font-size: 1rem !important; /* 16px */
        font-weight: 500 !important;
        transition: color 0.2s ease !important;
        background-color: transparent !important;
        opacity: 1 !important;
        visibility: visible !important;
        letter-spacing: 0.02em !important;
        margin-bottom: 0 !important;
        text-align: left !important;
        position: relative !important;
        z-index: 1006 !important;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }

    /* Ensure the brand row only shows when the menu is visible */
    .main-nav .mobile-nav-brand { display: none !important; }
    
    .main-nav .nav-menu a:hover { background-color: transparent !important; text-decoration: none !important; color: var(--brand-gold) !important; }
    
    /* Active: cream highlight to match desktop */
    .main-nav .nav-menu a.active,
    .main-nav .nav-menu a.mobile-active {
        background-color: transparent !important; /* no pill */
        color: var(--brand-gold) !important; /* gold text */
        border: none !important;
    }

    /* Remove left indicator bar; use color-only for active state */
    .main-nav .nav-menu a.active::before,
    .main-nav .nav-menu a.mobile-active::before { content: none !important; }

    /* Mobile popout brand area */
    .mobile-nav-brand { display: none !important; }
    
    /* Body class to prevent scrolling when menu is open */
    body.menu-open {
        overflow: hidden !important;
        height: 100% !important;
        position: fixed !important;
        width: 100% !important;
    }
    
    /* Overlay when menu is open */
    body.menu-open::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(var(--color-navy-rgb), 0.92); /* keep clean overlay */
        z-index: 999;
        animation: fadeIn 0.3s ease forwards;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
    
    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }
    
    @-webkit-keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }
    
    /* Touch active state for navigation links */
    .main-nav .nav-menu a.touch-active {
        background-color: rgba(var(--color-secondary-rgb), 0.3) !important;
    }
    
    /* Theme-specific touch active state */
    /* Single-theme mode: terracotta touch-active removed */
    
    /* Fix for iOS and Safari specifics */
    .main-nav .nav-menu a {
        -webkit-tap-highlight-color: transparent !important;
    }

    .main-nav .nav-menu a:focus-visible {
        outline: none !important;
        background-color: rgba(var(--color-cream-rgb), 0.95) !important;
        color: var(--color-primary) !important;
        border-radius: var(--radius-btn) !important;
    }
    
    /* Fix for potential scroll issues on iOS */
    .main-nav .nav-menu {
        -webkit-overflow-scrolling: touch !important;
        overscroll-behavior: contain !important;
    }
    
    /* Ensure main nav container covers entire screen */
    .main-nav.active {
        height: 100vh !important;
        height: 100% !important;
        width: 100vw !important;
        width: 100% !important;
    }
    
    /* Ensure overlay covers entire screen */
    body.menu-open::after {
        height: 100vh !important;
        width: 100vw !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        z-index: 999 !important;
    }
    
    /* Ensure content is properly positioned under fixed header */
    body.menu-open {
        position: fixed !important;
        width: 100% !important;
    }
}