/* ========================================
   NAVIGATION STYLES
   Consistent navigation across all pages
   ======================================== */

/* Header Container */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: var(--transition);
    height: 70px;
    font-family: inherit;
    /* Prevent overflow issues */
    width: 100%;
    max-width: 100vw;
    overflow-x: hidden;
}

/* Main Navigation Container */
.navbar {
    padding: 0.5rem 0;
    height: 100%;
    display: flex;
    align-items: center;
    font-family: inherit;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Brand/Logo Area */
.navbar-brand {
    display: flex;
    align-items: center;
}

.navbar-brand .logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.navbar-brand a {
    text-decoration: none;
    display: flex;
    align-items: center;
}

/* Navigation Menu */
.navbar-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
    justify-content: center;
    font-family: inherit;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    list-style: none;
    flex-wrap: wrap;
    font-family: inherit;
    margin: 0;
    padding: 0;
}

/* Navigation Links */
.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    font-size: 0.9rem !important;
    white-space: nowrap;
    font-family: inherit;
    line-height: 1.4;
    display: inline-block;
}

.nav-link:hover {
    color: var(--primary-color);
    background: var(--bg-accent);
    text-decoration: none;
}

.nav-link.active {
    color: var(--primary-color);
    background: var(--bg-accent);
    font-weight: 600;
}

/* Navigation Actions (Buttons) */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.navbar-actions .btn {
    font-size: 0.85rem !important;
    padding: 0.5rem 1rem;
    font-weight: 500;
    font-family: inherit;
    border-radius: var(--radius-md);
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 1px solid transparent;
}

.navbar-actions .btn-outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.navbar-actions .btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

.navbar-actions .btn-primary {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.navbar-actions .btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

/* Mobile Toggle Button */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    /* Safari-specific fixes */
    -webkit-appearance: none;
    -webkit-tap-highlight-color: transparent;
    z-index: 1001;
}

.navbar-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    display: block;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .navbar-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        gap: 0.5rem;
        border-top: 1px solid var(--border-color);
        /* Fix for Safari: use top instead of transform */
        top: -100vh;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
        box-shadow: var(--shadow-lg);
        /* Safari-specific fixes */
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }
    
    .navbar-menu.active {
        top: 70px;
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-nav {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }
    
    .nav-link {
        width: 100%;
        padding: 0.75rem;
        text-align: center;
        font-size: 0.9rem !important;
        font-family: inherit;
        line-height: 1.4;
        border-radius: var(--radius-md);
    }
    
    .navbar-actions {
        width: 100%;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .navbar-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    /* Animated hamburger menu */
    .navbar-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .navbar-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .navbar-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

/* Tablet Navigation */
@media (min-width: 769px) and (max-width: 1024px) {
    .navbar-nav {
        gap: 0.75rem;
    }
    
    .nav-link {
        font-size: 0.85rem !important;
        padding: 0.25rem 0.4rem;
    }
    
    .navbar-actions .btn {
        font-size: 0.8rem !important;
        padding: 0.4rem 0.8rem;
    }
}

/* Large Screen Navigation */
@media (min-width: 1025px) {
    .navbar-nav {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.95rem !important;
        padding: 0.25rem 0.6rem;
    }
    
    .navbar-actions .btn {
        font-size: 0.9rem !important;
        padding: 0.5rem 1.2rem;
    }
}

/* Accessibility */
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.navbar-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Skip to main content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: 1001;
    transition: var(--transition);
}

.skip-link:focus {
    top: 6px;
}

/* Print styles */
@media print {
    .header {
        position: static;
        background: white;
        border-bottom: 1px solid #ccc;
    }
    
    .navbar-actions {
        display: none;
    }
}