/* ==========================================================================
   HEADER STYLES - Premium Theme
   ========================================================================== */

/* Top Bar */
.top-bar {
    background-color: var(--primary);
    color: white;
    padding: 0.75rem 0;
    font-size: 0.875rem;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.top-bar-right {
    justify-content: flex-end;
}

.top-bar-link {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

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

.top-bar-link i {
    font-size: 0.875rem;
}

/* Language & Currency Switchers */
.language-switcher,
.currency-switcher {
    display: inline-block;
}

.language-switcher .dropdown-toggle,
.currency-switcher .dropdown-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.language-switcher .dropdown-toggle:hover,
.currency-switcher .dropdown-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
}

.language-switcher .dropdown-menu,
.currency-switcher .dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius);
    padding: 0.5rem 0;
}

.language-switcher .dropdown-item,
.currency-switcher .dropdown-item {
    padding: 0.5rem 1rem;
    transition: var(--transition);
}

.language-switcher .dropdown-item:hover,
.currency-switcher .dropdown-item:hover {
    background-color: var(--background-light);
    color: var(--primary);
}

.language-switcher .dropdown-item.active,
.currency-switcher .dropdown-item.active {
    background-color: var(--secondary);
    color: white;
}

/* Main Header */
.header {
    position: relative;
    z-index: 1000;
}

.navbar {
    background-color: white;
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

/* Sticky Header */
.header.sticky .navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    box-shadow: var(--shadow-md);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

/* Logo */
.navbar-brand {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    transition: var(--transition);
}

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

.navbar-brand .logo {
    max-height: 50px;
    width: auto;
}

.logo-text {
    color: var(--primary);
}

.logo-accent {
    color: var(--secondary);
    font-weight: 600;
}

/* Navigation Links */
.navbar-nav .nav-link {
    font-family: var(--font-accent);
    font-weight: 500;
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    transition: var(--transition);
    position: relative;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--secondary);
    transition: var(--transition);
}

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

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 80%;
}

/* Dropdown Menu */
.navbar-nav .dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.navbar-nav .dropdown-item {
    padding: 0.75rem 1.5rem;
    font-family: var(--font-body);
    transition: var(--transition);
}

.navbar-nav .dropdown-item:hover {
    background-color: var(--background-light);
    color: var(--secondary);
    padding-left: 2rem;
}

/* Mobile Toggle */
.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(44, 62, 80, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Search Button */
.btn-accent {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Search Modal */
#searchModal .modal-content {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

#searchModal .modal-header {
    background-color: var(--primary);
    color: white;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

#searchModal .modal-title {
    font-family: var(--font-heading);
}

#searchModal .btn-close {
    filter: brightness(0) invert(1);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 991px) {
    .top-bar {
        font-size: 0.75rem;
    }
    
    .top-bar-left,
    .top-bar-right {
        gap: 1rem;
        flex-wrap: wrap;
    }
    
    .top-bar-link span {
        display: none;
    }
    
    .navbar-nav {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid var(--border);
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 0;
    }
    
    .navbar-nav .nav-link::after {
        display: none;
    }
    
    .btn-accent {
        width: 100%;
        margin-top: 1rem;
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1.5rem;
    }
    
    .navbar-brand .logo {
        max-height: 40px;
    }
}