/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    padding: 12px;
    margin: 0;
    background: transparent;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Fixed Container for Navigation */
.nav-container {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 999;
}

/* Header Navigation Container */
.header-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
}

@media (max-width: 639px) {
    .header-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--primary-color);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding: 80px 20px 20px;
        opacity: 0;
        visibility: hidden;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
    }

    .header-nav::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(to bottom,
            var(--primary-color) 0%,
            var(--primary-color) 100%);
        z-index: -1;
    }

    /* Fix pointer events */
    /* Ensure these rules are specific enough or don't overly restrict children */
    /* The empty .header-nav * rule that caused an error has been removed */

    .header-nav.active,
    .header-nav.active * {
        pointer-events: auto;
    }

    .header-nav.active {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    /* UPDATED to .header-buttons-group with better spacing */
    .header-buttons-group {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
        padding: var(--spacing-lg);
        margin-top: 60px;  /* Space for the toggle button */
        opacity: 0;
        transform: translateY(20px);
        transition: all 0.4s ease;
        width: 100%;
        max-width: 400px;
    }

    /* UPDATED to .header-buttons-group */
    .header-nav.active .header-buttons-group {
        opacity: 1;
        transform: translateY(0);
        transition-delay: 0.1s;
    }

    /* UPDATED to .header-buttons-group */
    .header-buttons-group button,
    .header-buttons-group .btn {
        width: 100%;
        min-width: 200px;
        padding: 12px 24px;
        font-size: 1rem;
        text-align: center;
        background: #fff; /* Will be overridden by language-switcher.css for mobile, but good base */
        border: 1px solid #eee; /* Will be overridden by language-switcher.css for mobile */
        border-radius: 8px;
        color: #333; /* Will be overridden by language-switcher.css for mobile */
        opacity: 0;
        transform: translateY(10px);
        transition: all 0.3s ease;
    }

    /* UPDATED to .header-buttons-group */
    .header-buttons-group button:hover,
    .header-buttons-group .btn:hover {
        background: #f5f5f5; /* Will be overridden by language-switcher.css for mobile */
    }

    /* UPDATED to .header-buttons-group */
    .header-nav.active .header-buttons-group button,
    .header-nav.active .header-buttons-group .btn {
        opacity: 1;
        transform: translateY(0);
    }

    /* UPDATED to .header-buttons-group */
    .header-buttons-group > *:nth-child(1) { transition-delay: 0.1s; }
    .header-buttons-group > *:nth-child(2) { transition-delay: 0.15s; }
    .header-buttons-group > *:nth-child(3) { transition-delay: 0.2s; }

    .nav-links a {
        color: #333;
        text-decoration: none;
        padding: 8px 16px;
        border-radius: 6px;
        transition: all 0.2s ease;
    }

    .nav-links a:hover {
        background: rgba(0, 0, 0, 0.05);
    }

    /* Ensure menu is above modal content */
    body.modal-open .mobile-menu-toggle {
        z-index: 1100;
    }

    body.modal-open .header-nav.active {
        z-index: 1090;
    }
}

.mobile-menu-toggle:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Hamburger Icon Lines */
.mobile-menu-toggle {
    position: relative;
    width: 44px;
    height: 44px;
    padding: 0;
    margin-left: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

/* When menu is open, fix the position */
.mobile-menu-toggle[aria-expanded="true"] {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    margin: 0;
}

.hamburger {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transform: translate(-50%, -50%);
    transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
}

.hamburger::before {
    top: -8px;
    transform-origin: center;
}

.hamburger::after {
    bottom: -8px;
    transform-origin: center;
}

/* X Animation */
.mobile-menu-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
    transform: translate(-50%, -50%) rotate(180deg);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* Hover Effects */
.mobile-menu-toggle:hover .hamburger::before {
    width: 100%;
}

.mobile-menu-toggle:hover .hamburger::after {
    width: 100%;
}


/* Show on Mobile */
@media (max-width: 639px) {
    .mobile-menu-toggle {
        display: flex;
        align-self: center;
    }

    /* Position the toggle button in the header-left */
    .header-left .mobile-menu-toggle {
        order: 2;
    }

    body.scrolled .mobile-menu-toggle .hamburger,
    body.scrolled .mobile-menu-toggle .hamburger::before,
    body.scrolled .mobile-menu-toggle .hamburger::after {
        background: var(--text-dark);
    }

    body.modal-open .mobile-menu-toggle .hamburger,
    body.modal-open .mobile-menu-toggle .hamburger::before,
    body.modal-open .mobile-menu-toggle .hamburger::after {
        background: var(--text-dark);
    }
}

/* Hover effect */
@media (hover: hover) {
    .mobile-menu-toggle:hover .hamburger::before {
        transform: translateY(-1px);
    }

    .mobile-menu-toggle:hover .hamburger::after {
        transform: translateY(1px);
    }

    .mobile-menu-toggle[aria-expanded="true"]:hover .hamburger::before,
    .mobile-menu-toggle[aria-expanded="true"]:hover .hamburger::after {
        transform: none;
    }
}