/* ========== TOP BAR ========== */
.top-bar {
    background: var(--navy-blue);
    color: var(--white);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.top-bar span {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.top-bar i {
    color: var(--accent-color);
}

/* ========== MAIN HEADER ========== */
.main-header {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.navbar {
    padding: var(--spacing-lg) 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Brand */
.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    text-decoration: none;
}

.navbar-brand i {
    font-size: 2rem;
}

.navbar-brand:hover {
    color: var(--primary-dark);
}

.navbar-brand img {
    max-height: 50px;
    width: auto;
    display: block;
}

@media (max-width: 768px) {
    .navbar-brand img {
        max-height: 40px;
    }
}

/* Mobile Toggle */
.navbar-toggler {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.navbar-toggler span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition-base);
}

.navbar-toggler.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.navbar-toggler.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Navigation Menu */
.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-dark);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    text-decoration: none;
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Global Navbar Button Styles */
.navbar .navbar-btn {
    background: var(--primary-color) !important;
    box-shadow: none !important;
}

/* Responsive */
@media (max-width: 1024px) {
    /* Responsive Adjustments for Mobile Button */
    .navbar .navbar-btn {
        margin-left: auto; /* Push to right */
        margin-right: 0;
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
        order: 1; /* Order: Brand, Button, Toggler */
    }
    
    .navbar .navbar-btn i {
        font-size: 1.1rem;
    }
    
    .navbar .navbar-btn .btn-text {
        display: none; /* Hide text on mobile */
    }

    .navbar-toggler {
        display: flex;
        margin-left: var(--spacing-sm); /* Space between button and toggler */
        order: 2;
    }
    
    .navbar-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        height: 100%;
        max-height: 100vh; /* Ensure it doesn't exceed viewport */
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-3xl) var(--spacing-md);
        box-shadow: var(--shadow-xl);
        transition: var(--transition-base);
        z-index: var(--z-fixed);
        overflow-y: auto; /* Enable scrolling */
        -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
    }
    
    .navbar-menu.active {
        right: 0;
    }
    
    /* Overlay para fechar o menu ao clicar fora */
    .navbar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
        z-index: calc(var(--z-fixed) - 1);
    }
    
    .navbar-overlay.active {
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-nav {
        flex-direction: column;
        width: 100%;
        gap: var(--spacing-md);
    }
    
    .nav-link {
        width: 100%;
        padding: var(--spacing-md) 0;
        border-bottom: 1px solid var(--gray-200);
        text-align: center;
        display: block;
    }
    
    .navbar-menu .btn {
        width: 100%;
        margin-top: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }

    .top-bar-content {
        flex-direction: column;
        text-align: center;
    }
    
    .top-bar-left,
    .top-bar-right {
        justify-content: center;
        width: 100%;
    }
    
    .navbar-brand span {
        font-size: 1rem; /* Smaller font on mobile to fit */
        display: inline-block;
    }
    
    .navbar-brand i {
        font-size: 1.25rem;
    }
}

/* Ensure button and menu align on desktop */
@media (min-width: 1025px) {
    .navbar .navbar-btn {
        margin-left: var(--spacing-xl);
    }
}