/* Header Styles */
   .main-header {
        position: fixed;
        top: 0px;
        left: 0;
        right: 0;
        background: transparent;
        z-index: 1000;
        padding: 20px 0;
        transition: background-color 0.3s ease, padding 0.3s ease;
    }
    
    .main-header.scrolled {
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(10px);
        padding: 15px 0;
    }
    
    .header-container {
        max-width: 1350px;
        margin: 0 auto;
        padding: 0 40px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 40px;
    }
    
    .header-logo {
        flex-shrink: 0;
    }
    
    .header-logo a {
        display: block;
    }
    
    .header-logo img {
        height: auto;
        max-height: 40px;
        width: auto;
        display: block;
    }
    
    .header-nav {
        flex: 1;
        display: flex;
        justify-content: flex-end;
    }
    
    .header-menu {
        display: flex;
        align-items: center;
        gap: 40px;
        list-style: none;
        margin: 0;
        padding: 0;
    }
    
    .header-menu li {
        position: relative;
    }
    
    .header-menu a {
        font-family: 'Gotham', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        font-weight: 400;
        font-size: 16px;
        color: #FFFFFF;
        text-decoration: none;
        display: flex;
        align-items: center;
        gap: 6px;
        transition: color 0.3s ease;
    }
    
    .header-menu a:hover {
        color: #0099D5;
    }
    
    .header-menu .menu-item-has-children > a::after {
        content: '▼';
        font-size: 10px;
        margin-left: 4px;
        transition: transform 0.3s ease;
    }
    
    .header-menu .menu-item-has-children:hover > a::after {
        transform: rotate(180deg);
    }
    
    .header-menu .sub-menu {
        position: absolute;
        top: 100%;
        left: 0;
        background: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(10px);
        min-width: 200px;
        list-style: none;
        margin: 0;
        padding: 10px 0;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
        border-radius: 6px;
        margin-top: 10px;
    }
    
    .header-menu .menu-item-has-children:hover > .sub-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .header-menu .sub-menu li {
        padding: 0;
    }
    
    .header-menu .sub-menu a {
        padding: 12px 20px;
        display: block;
        white-space: nowrap;
    }
    
    .header-menu .sub-menu a::after {
        display: none;
    }
    
    .header-button {
        flex-shrink: 0;
    }
    
    .header-button-link {
        display: inline-block;
        background-color: #0099D5;
        color: #FFFFFF;
        padding: 12px 24px;
        border-radius: 6px;
        text-decoration: none;
        font-family: 'Gotham', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        font-weight: 500;
        font-size: 14px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        transition: background-color 0.3s ease, transform 0.2s ease;
    }
    
    .header-button-link:hover {
        background-color: #fff;
        color: #0F172A;
        transform: translateY(-2px);
    }
    
    /* Mobile Menu Toggle */
    .mobile-menu-toggle {
        display: none;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 8px;
        flex-direction: column;
        gap: 5px;
        z-index: 1001;
    }
    
    .mobile-menu-toggle span {
        width: 25px;
        height: 2px;
        background-color: #FFFFFF;
        transition: all 0.3s ease;
        display: block;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    /* Responsive Styles */
    @media (max-width: 968px) {
        .header-container {
            padding: 0 30px;
            gap: 30px;
        }
        
        .header-menu {
            gap: 30px;
        }
        
        .header-menu a {
            font-size: 15px;
        }
    }
    
    @media (max-width: 768px) {
        .main-header {
            padding: 15px 0;
        }
        
        .header-container {
            padding: 0 20px;
            gap: 20px;
        }
        
        .header-nav {
            position: fixed;
            top: 0;
            left: -100%;
            width: 80%;
            max-width: 400px;
            height: 100vh;
            background: rgba(15, 23, 42, 0.98);
            backdrop-filter: blur(10px);
            flex-direction: column;
            justify-content: flex-start;
            align-items: flex-start;
            padding: 80px 30px 30px;
            transition: left 0.3s ease;
            overflow-y: auto;
        }
        
        .header-nav.active {
            left: 0;
        }
        
        .header-menu {
            flex-direction: column;
            align-items: flex-start;
            gap: 0;
            width: 100%;
        }
        
        .header-menu li {
            width: 100%;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .header-menu a {
            padding: 15px 0;
            width: 100%;
            font-size: 16px;
        }
        
        .header-menu .menu-item-has-children > a::after {
            margin-left: auto;
        }
        
        .header-menu .sub-menu {
            position: static;
            opacity: 1;
            visibility: visible;
            transform: none;
            display: none;
            background: rgba(0, 0, 0, 0.3);
            margin-top: 0;
            border-radius: 0;
            padding: 0;
        }
        
        .header-menu .menu-item-has-children.active > .sub-menu {
            display: block;
        }
        
        .header-menu .sub-menu a {
            padding: 12px 0 12px 20px;
        }
        
        .mobile-menu-toggle {
            display: flex;
        }
        
        .header-button {
            display: none;
        }
        
        .header-button-mobile {
            display: block;
            width: 100%;
            margin-top: 20px;
        }
        
        .header-button-mobile .header-button-link {
            width: 100%;
            text-align: center;
        }
    }
    
    @media (max-width: 480px) {
        .header-container {
            padding: 0 15px;
        }
        
        .header-logo img {
            max-height: 35px;
        }
        
        .header-nav {
            width: 100%;
            max-width: 100%;
            padding: 70px 20px 20px;
        }
    }