/* ================================
   NAVIGATION.CSS
   Modular CSS for site navigation
   Depends on: base.css
   ================================ */

/* ================================
   NAVBAR - STICKY HEADER
   ================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
    border-bottom: 2px solid rgba(139, 69, 19, 0.1);
}

/* Navbar on scroll - enhanced background */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* ================================
   NAV CONTAINER
   ================================ */
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ================================
   LOGO
   ================================ */
.nav-logo {
    z-index: 1002; /* Above hamburger menu */
}

.nav-logo a {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: transform 0.3s ease;
}

.nav-logo a:hover {
    transform: scale(1.05);
}

.nav-logo h2 {
    font-size: 1.8rem;
    color: var(--brand-brown-dark);
    margin: 0;
    font-weight: 700;
    letter-spacing: 3px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
    transition: color 0.3s ease;
}

.nav-logo a:hover h2 {
    color: var(--brand-brown-medium);
}

/* ================================
   NAV MENU - DESKTOP
   ================================ */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin: 0;
    padding: 0;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    display: block;
}

/* Hover effect - pill background */
.nav-menu a:hover {
    color: var(--brand-brown-dark);
    background: rgba(139, 69, 19, 0.1);
    transform: translateY(-2px);
}

/* Active page indicator */
.nav-menu a.active {
    color: white;
    background: linear-gradient(45deg, var(--brand-brown-dark), var(--brand-brown-medium));
    box-shadow: 0 4px 15px rgba(139, 69, 19, 0.3);
}

/* Remove underline effect (keeping it clean) */
.nav-menu a::after {
    display: none;
}

/* ================================
   HAMBURGER MENU - MOBILE ONLY
   ================================ */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    z-index: 1001;
    padding: 0.5rem;
    background: transparent;
    border: none;
    transition: transform 0.3s ease;
}

.hamburger:hover {
    transform: scale(1.1);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-medium);
    margin: 3px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Hamburger active state (X icon) */
.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
    background: var(--brand-brown-dark);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
    background: var(--brand-brown-dark);
}

/* ================================
   MOBILE RESPONSIVE
   ================================ */
@media screen and (max-width: 768px) {
    /* Show hamburger on mobile */
    .hamburger {
        display: flex;
    }
    
    /* Mobile menu - slide in from left */
    .nav-menu {
        display: flex !important; /* CRITICAL: Force flex display */
        position: fixed !important;
        left: -100% !important;
        top: 70px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.1);
        padding: 2rem 0;
        gap: 0;
        max-height: calc(100vh - 70px);
        overflow-y: auto;
        z-index: 999; /* Below navbar but above content */
    }
    
    /* Active state - menu visible */
    .nav-menu.active {
    left: 0 !important;
    }
    
    /* Mobile menu items */
    .nav-menu li {
        margin: 0;
        border-bottom: 1px solid rgba(139, 69, 19, 0.1);
    }
    
    .nav-menu li:last-child {
        border-bottom: none;
    }
    
    /* Mobile links - larger tap targets */
    .nav-menu a {
        padding: 1.25rem;
        display: block;
        font-size: 1.2rem;
        border-radius: 0;
    }
    
    .nav-menu a:hover {
        background: rgba(139, 69, 19, 0.15);
        transform: none;
    }
    
    .nav-menu a.active {
        background: rgba(139, 69, 19, 0.2);
        color: var(--brand-brown-dark);
        border-left: 4px solid var(--brand-brown-dark);
    }
    
    /* Lock body scroll when mobile menu is open */
    body.mobile-menu-open {
        overflow: hidden;
    }
}

/* Small mobile adjustments */
@media screen and (max-width: 480px) {
    .nav-logo h2 {
        font-size: 1.5rem;
        letter-spacing: 2px;
    }
    
    .nav-menu a {
        font-size: 1.1rem;
        padding: 1rem;
    }
}

/* ================================
   ACCESSIBILITY
   ================================ */

/* Focus visible for keyboard navigation */
.nav-menu a:focus-visible,
.hamburger:focus-visible {
    outline: 2px solid var(--brand-brown-dark);
    outline-offset: 4px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .navbar,
    .nav-menu,
    .nav-menu a,
    .hamburger span {
        transition: none;
    }
}