/**
 * Professional Header Styles
 *
 * @package NEWTIV
 * @since 1.0.0
 */

/* ============================================
   Header Top Bar - Professional
   ============================================ */
.header-top-bar {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-sm) 0;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--color-gray-800);
}

.header-top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

.header-top-bar a {
    color: var(--color-gray-300);
    text-decoration: none;
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.header-top-bar a:hover {
    color: var(--color-white);
}

.header-top-bar .widget {
    margin: 0;
    padding: 0;
    background: none;
    border: none;
    box-shadow: none;
}

.header-top-bar .widget-title {
    display: none;
}

.header-top-bar .widget ul {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    margin: 0;
    padding: 0;
}

.header-top-bar .widget ul li {
    padding: 0;
    border: none;
}

/* ============================================
   Main Header - Professional
   ============================================ */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-base);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.site-header-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--spacing-xl);
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--spacing-md) var(--container-padding);
    min-height: 80px;
}

/* ============================================
   Site Branding - Professional
   ============================================ */
.site-branding {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.site-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.2;
}

.site-title a {
    color: var(--color-gray-900);
    text-decoration: none;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.site-title a:hover {
    color: var(--color-primary);
}

.custom-logo-link {
    display: block;
    max-height: 50px;
    line-height: 0;
}

.custom-logo-link img {
    height: auto;
    max-height: 50px;
    width: auto;
    display: block;
}

/* ============================================
   Main Navigation - Professional
   ============================================ */
.main-navigation {
    display: flex;
    justify-content: center;
    align-items: center;
}

.main-navigation ul {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-navigation li {
    position: relative;
}

.main-navigation > ul > li > a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.main-navigation > ul > li > a:hover {
    color: var(--color-primary);
    background: var(--color-primary-lightest);
}

.main-navigation .current-menu-item > a,
.main-navigation .current_page_item > a {
    color: var(--color-primary);
    background: var(--color-primary-lightest);
    font-weight: 600;
}

/* Submenu - Professional */
.main-navigation ul ul {
    position: absolute;
    top: calc(100% + var(--spacing-xs));
    left: 0;
    min-width: 220px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-slow);
    z-index: 1000;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.main-navigation li:hover > ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-navigation ul ul a {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
    border-radius: var(--radius-md);
}

.main-navigation ul ul a:hover {
    background: var(--color-primary-lightest);
    color: var(--color-primary);
}

.main-navigation ul ul ul {
    left: 100%;
    top: 0;
    margin-left: var(--spacing-xs);
}

/* ============================================
   Header Actions - Professional
   ============================================ */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

.header-action {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    background: var(--color-gray-50);
}

.header-action:hover {
    background: var(--color-primary-lightest);
    color: var(--color-primary);
    transform: translateY(-1px);
}

.header-action .icon {
    font-size: 1.25rem;
}

.header-action .count {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-full);
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* ============================================
   Mobile Menu Toggle - Professional
   ============================================ */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--color-gray-700);
    font-size: 1.5rem;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    align-items: center;
    justify-content: center;
}

.menu-toggle:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

/* ============================================
   Responsive Header
   ============================================ */
@media (max-width: 1024px) {
    .site-header-inner {
        grid-template-columns: auto 1fr auto auto;
        gap: var(--spacing-md);
    }
    
    .main-navigation {
        order: 4;
        grid-column: 1 / -1;
        margin-top: var(--spacing-md);
        padding-top: var(--spacing-md);
        border-top: 1px solid var(--color-gray-200);
    }
    
    .main-navigation:not(.active) {
        display: none;
    }
    
    .main-navigation ul {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-xs);
    }
    
    .main-navigation ul ul {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: var(--spacing-lg);
        margin-top: var(--spacing-xs);
    }
}

@media (max-width: 768px) {
    .site-header-inner {
        min-height: 70px;
        padding: var(--spacing-sm) var(--container-padding);
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .header-top-bar {
        display: none;
    }
    
    .header-actions {
        gap: var(--spacing-sm);
    }
    
    .header-action {
        width: 40px;
        height: 40px;
    }
    
    .site-title {
        font-size: 1.25rem;
    }
}