/* 
   OPTIMIZED CSS FOR HEADER - Pro Translation Service
   Final Mobile Fixed Version
*/

/* ========== HEADER ONLY VARIABLES ========== */
#mainHeader {
    /* Colors */
    --color-primary: #2c3e50;
    --color-secondary: #3498db;
    --color-accent: #FFD700;
    --color-accent-hover: #FFC700;
    --color-white: #ffffff;
    --color-light-bg: #f8f9fa;
    --color-border: #eee;
    --color-text: #333;
    --color-text-light: #555;
    
    /* Typography */
    --font-family: 'Manrope', sans-serif;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Simplified spacing system */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1.25rem;
    --spacing-xxl: 1.5rem;
    
    /* Font sizes using clamp() */
    --font-size-xs: clamp(0.85rem, 1.5vw, 1rem);
    --font-size-sm: clamp(1rem, 1.5vw, 1.125rem);
    --font-size-md: clamp(1.125rem, 1.5vw, 1.25rem);
    --font-size-lg: clamp(1.25rem, 1.5vw, 1.5rem);
    
    /* Effects */
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --box-shadow-light: 0 2px 8px rgba(0, 0, 0, 0.05);
    --box-shadow-accent: 0 2px 8px rgba(255, 215, 0, 0.3);
    --transition: all 0.3s ease;
    --border-radius: 25px;
    --border-radius-sm: 8px;
    
    /* Layout */
    --header-height: 60px;
    --header-height-mobile: 65px;
    --desktop-width: 65%;
    --desktop-offset: 17.5%;
    --top-spacing: 5px;
    --container-width: min(1400px, 90vw);
}

/* Apply box-sizing only to header elements */
#mainHeader * {
    box-sizing: border-box;
}

/* ========== HEADER SPACER ========== */
#mainHeader .header-top-spacer {
    height: var(--top-spacing);
    width: 100%;
    background: transparent;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
}

/* ========== HEADER STYLES ========== */
#mainHeader {
    position: fixed;
    top: var(--top-spacing);
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 0;
    margin: 0;
    font-family: var(--font-family);
}

/* Desktop Header Styles */
@media (min-width: 1024px) {
    #mainHeader {
        width: var(--desktop-width);
        left: var(--desktop-offset);
        border-radius: var(--border-radius);
        overflow: visible;
        box-shadow: var(--box-shadow);
        padding: 0;
    }
    
    #mainHeader.scrolled {
        top: var(--top-spacing);
    }
    
    /* 65% opacity */
    #mainHeader.scrolled .header-container {
        background-color: rgba(255, 255, 255, 0.65);
        backdrop-filter: blur(8px);
    }
}

#mainHeader .header-container {
    max-width: var(--container-width);
    margin: 0 auto;
    /* FIXED: CSS Grid for perfect centering + extreme right button */
    display: grid;
    grid-template-columns: auto 1fr auto; /* Logo | Navigation | Button */
    align-items: center;
    padding: 0 var(--spacing-lg);
    height: var(--header-height);
    background-color: var(--color-white);
    transition: background-color var(--transition);
    border-radius: var(--border-radius);
    position: relative;
    z-index: 1001;
}

/* Logo with Image */
#mainHeader .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
    grid-column: 1;
}

#mainHeader .logo-img {
    width: 180px;
    height: 54px;
    object-fit: contain;
    display: block;
    transition: opacity 0.3s ease;
}

#mainHeader .logo:hover .logo-img {
    opacity: 0.9;
}

/* ========== BASE BUTTON STYLES ========== */
#mainHeader .btn-base {
    background-color: var(--color-accent);
    color: #000;
    border: none;
    border-radius: 50px;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    font-family: var(--font-family);
    transform-origin: center;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    box-shadow: var(--box-shadow-accent);
    font-size: var(--font-size-xs);
    margin: 0;
    padding: 0;
}

#mainHeader .btn-base:hover {
    background-color: var(--color-accent-hover);
    transform: scale(1.08);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.4);
}

/* Desktop CTA Button */
#mainHeader .btn-cta {
    padding: 8px 22px;
    font-size: var(--font-size-xs);
    grid-column: 3;
    justify-self: end;
    flex-shrink: 0;
}

/* Mobile Header CTA Button */
#mainHeader .btn-mobile-cta {
    display: none;
    padding: 7px 18px;
    font-size: var(--font-size-xs);
    margin-left: auto;
    margin-right: 15px;
}

/* ========== MAIN NAVIGATION ========== */
#mainHeader .main-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    grid-column: 2;
    justify-self: center;
    width: 100%;
    margin: 0;
    padding: 0;
}

#mainHeader .nav-menu {
    display: flex;
    list-style: none;
    justify-content: center;
    width: 100%;
    max-width: 700px;
    margin: 0;
    padding: 0;
}

#mainHeader .nav-item {
    position: relative;
    margin: 0 var(--spacing-sm);
    padding: 0;
}

#mainHeader .nav-link {
    text-decoration: none;
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    transition: color var(--transition);
    position: relative;
    margin: 0;
}

#mainHeader .nav-link:hover {
    color: var(--color-secondary);
}

#mainHeader .nav-link i {
    margin-left: 4px;
    font-size: 0.7rem;
    transition: transform var(--transition);
}

#mainHeader .dropdown:hover .nav-link i {
    transform: rotate(180deg);
}

/* Dropdown Styles */
#mainHeader .dropdown-menu {
    position: absolute;
    top: 100%;
    left: -20px;
    background-color: var(--color-white);
    min-width: 200px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius-sm);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(5px);
    transition: var(--transition);
    z-index: 1002;
    pointer-events: none;
    will-change: transform, opacity;
    margin: 0;
}

#mainHeader .dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

#mainHeader .dropdown-item {
    display: block;
    padding: 10px 22px;
    text-decoration: none;
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    transition: color 0.2s;
    white-space: nowrap;
    margin: 0;
}

#mainHeader .dropdown-item:hover {
    color: var(--color-secondary);
}

/* Industries dropdown */
#mainHeader .dropdown-menu.industries {
    min-width: 420px;
    column-count: 2;
    column-gap: 20px;
    left: -70px;
    padding: 12px 0;
}

#mainHeader .dropdown-item--industries {
    display: block;
    padding: var(--spacing-md) 22px;
    border-bottom: 1px solid #f0f0f0;
    margin: 0;
    break-inside: avoid;
    page-break-inside: avoid;
}

#mainHeader .dropdown-menu.industries .dropdown-item--industries:nth-child(4),
#mainHeader .dropdown-menu.industries .dropdown-item--industries:nth-child(8) {
    border-bottom: none;
}

/* ========== MOBILE TOGGLE ========== */
#mainHeader .mobile-toggle {
    display: none;
    font-size: var(--font-size-lg);
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    padding: var(--spacing-sm);
    z-index: 1002;
    transition: color 0.3s ease;
    margin: 0;
}

#mainHeader .mobile-toggle:hover {
    color: var(--color-secondary);
}

/* ========== MOBILE STYLES ========== */
@media (max-width: 1023px) {
    #mainHeader {
        width: 100%;
        left: 0;
        top: 0;
        border-radius: 0;
        margin: 0;
    }
    
    /* FIXED: Remove space-between to eliminate gap between button and hamburger */
    #mainHeader .header-container {
        max-width: 100%;
        width: 100%;
        padding: 0 var(--spacing-sm);
        height: var(--header-height-mobile);
        border-radius: 0;
        margin: 0;
        /* CHANGED: Use flex-start alignment instead of space-between */
        display: flex;
        justify-content: flex-start; /* Changed from space-between */
        align-items: center;
        gap: 10px; /* Add controlled gap between elements */
    }
    
    /* Logo takes available space, pushes other elements right */
    #mainHeader .logo {
        flex: 1; /* Takes available space */
        margin: 0;
        min-width: 0; /* Allows shrinking */
    }
    
    #mainHeader .logo-img {
        width: 170px;
        height: 51px;
        margin: 0;
        object-fit: contain;
    }
    
    /* Order Now button - positioned right */
    #mainHeader .btn-mobile-cta {
        display: block;
        padding: 8px 16px;
        font-size: var(--font-size-sm);
        margin: 0;
        flex: 0 0 auto; /* Don't grow or shrink */
        order: 2;
    }
    
    /* Hamburger menu icon - positioned right next to button */
    #mainHeader .mobile-toggle {
        display: block;
        font-size: var(--font-size-lg);
        padding: 10px;
        margin: 0; /* Remove left margin */
        flex: 0 0 auto; /* Don't grow or shrink */
        order: 3;
    }
    
    /* Main navigation menu with enhanced animations */
    #mainHeader .main-nav {
        position: fixed;
        top: var(--header-height-mobile);
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        padding: 0;
        max-height: 0;
        overflow: hidden;
        /* ENHANCED: Smoother animation with multiple properties */
        transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                    opacity 0.4s ease,
                    visibility 0.4s ease;
        box-shadow: var(--box-shadow-light);
        z-index: 1000;
        display: block;
        opacity: 0;
        visibility: hidden;
    }

    #mainHeader .main-nav.active {
        max-height: calc(100vh - var(--header-height-mobile));
        opacity: 1;
        visibility: visible;
        overflow-y: auto;
    }

    #mainHeader .nav-menu {
        display: block;
        padding: var(--spacing-lg) var(--spacing-md);
        max-width: 100%;
        margin: 0;
    }

    /* Remove divider lines between menu items */
    #mainHeader .nav-item {
        margin: 0;
        padding: 0;
        border-bottom: none;
    }

    /* Font size for nav links */
    #mainHeader .nav-link {
        padding: var(--spacing-lg) 0;
        font-size: var(--font-size-md);
        justify-content: space-between;
        margin: 0;
        font-family: var(--font-family); /* Explicitly set */
    }

    /* Dropdown menu with enhanced animations */
    #mainHeader .dropdown-menu {
        position: static;
        min-width: 100%;
        box-shadow: none;
        border-radius: 0;
        padding: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
        max-height: 0;
        overflow: hidden;
        /* ENHANCED: Smoother dropdown animation */
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        pointer-events: auto;
        display: block;
        margin: 0;
        column-count: 1;
    }

    #mainHeader .dropdown.active .dropdown-menu {
        max-height: 500px;
        transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    }

    #mainHeader .dropdown-menu.industries {
        min-width: 100%;
        display: block;
        column-count: 1;
        left: 0;
        padding: 0;
    }

    /* FIXED: Remove divider lines from dropdown items */
    #mainHeader .dropdown-item--industries {
        padding: var(--spacing-md) 0 var(--spacing-md) 15px; /* Added left padding */
        border-bottom: none; /* Removed divider */
        margin: 0;
    }

    #mainHeader .dropdown-menu.industries .dropdown-item--industries:last-child {
        border-bottom: none;
    }

    /* FIXED: Remove divider lines and add left margin to dropdown items */
    #mainHeader .dropdown-item {
        padding: var(--spacing-md) 0 var(--spacing-md) 15px; /* Added left padding */
        font-size: var(--font-size-sm);
        margin: 0;
        border-bottom: none; /* Removed divider */
        font-family: var(--font-family); /* Explicitly set */
        /* ENHANCED: Add subtle hover effect */
        transition: color 0.2s ease, background-color 0.2s ease;
    }
    
    /* Add slight background change on hover for better UX */
    #mainHeader .dropdown-item:hover {
        color: var(--color-secondary);
        background-color: rgba(0, 0, 0, 0.02);
    }

    #mainHeader .btn-cta {
        display: none;
    }

    #mainHeader .header-top-spacer {
        display: none;
    }

    /* Mobile CTA Button in menu */
    #mainHeader .mobile-cta-button {
        background-color: var(--color-accent);
        color: #000;
        border: none;
        padding: var(--spacing-lg);
        border-radius: 50px;
        font-weight: var(--font-weight-bold);
        cursor: pointer;
        width: 100%;
        margin-top: var(--spacing-lg);
        font-size: var(--font-size-md);
        font-family: var(--font-family);
        box-shadow: var(--box-shadow-accent);
        transform-origin: center;
        transition: transform 0.3s ease, background-color 0.3s ease;
    }

    #mainHeader .mobile-cta-button:active {
        transform: scale(1.05);
        background-color: var(--color-accent-hover);
    }
}

/* ========== SMALL MOBILE STYLES (480px and below) ========== */
@media (max-width: 480px) {
    #mainHeader .header-container {
        padding: 0 var(--spacing-xs);
        gap: 5px; /* Smaller gap on very small screens */
    }
    
    #mainHeader .btn-mobile-cta {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    #mainHeader .mobile-toggle {
        padding: 8px;
    }
    
    #mainHeader .logo-img {
        width: 150px;
        height: 45px;
    }
    
    #mainHeader .nav-menu {
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    #mainHeader .nav-link {
        padding: var(--spacing-md) 0;
        font-size: 1rem;
    }
    
    #mainHeader .dropdown-item {
        padding: var(--spacing-sm) 0 var(--spacing-sm) 12px; /* Adjusted for small screens */
        font-size: 0.9rem;
    }
    
    #mainHeader .dropdown-item--industries {
        padding: var(--spacing-sm) 0 var(--spacing-sm) 12px; /* Adjusted for small screens */
    }
}

/* Additional desktop media query */
@media (min-width: 1024px) {
    #mainHeader .btn-mobile-cta {
        display: none !important;
    }
    
    #mainHeader .mobile-toggle {
        display: none;
    }
}

/* Prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
    #mainHeader,
    #mainHeader .nav-link,
    #mainHeader .nav-link i,
    #mainHeader .dropdown-menu,
    #mainHeader .btn-base,
    #mainHeader .logo-img {
        transition: none;
        animation-duration: 0.01ms;
        animation-iteration-count: 1;
    }
}


/* ========== INLINE SVG ICON STYLES ========== */
#mainHeader .dropdown-icon {
    width: 12px;
    height: 12px;
    margin-left: 6px;
    fill: currentColor;
    transition: transform 0.3s ease;
}

#mainHeader .dropdown:hover .dropdown-icon {
    transform: rotate(180deg);
}

#mainHeader .menu-icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* Mobile dropdown arrow rotation */
@media (max-width: 1023px) {
    #mainHeader .dropdown.active .dropdown-icon {
        transform: rotate(180deg);
    }
}