/* ==========================================================================
   HEADER STYLES - Navigation and Header Components
   ========================================================================== */

/* Main Header Styles */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.header-container {
    width: 100%;
    margin: 0;
    padding: 0 clamp(1rem, 3vw, 4rem);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-logo {
    flex: 0 0 auto; /* Don't grow or shrink, stay left */
    justify-self: flex-start;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 0 0 auto; /* Don't grow or shrink, stay right */
    justify-self: flex-end;
}

.header-logo .logo-text {
    font-family: 'Bahnschrift', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: #6fa8dc;
    text-shadow: 0 0 10px rgba(111, 168, 220, 0.5);
    letter-spacing: 0.05em;
}

.header-logo .logo-image {
    height: 40px;
    width: auto;
    filter: brightness(1.6) contrast(1.3) saturate(1.2) drop-shadow(0 0 8px rgba(111, 168, 220, 0.8));
    transition: all 0.3s ease;
    /* Light blue glow effect to make logo stand out */
    background: transparent;
}

.header-logo .logo-image:hover {
    filter: brightness(1.8) contrast(1.4) saturate(1.3) drop-shadow(0 0 12px rgba(111, 168, 220, 1.0));
    transform: scale(1.05);
}

.header-nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    position: relative;
}

.nav-link:hover {
    color: #6fa8dc;
    background: rgba(111, 168, 220, 0.1);
    text-shadow: 0 0 8px rgba(111, 168, 220, 0.6);
}

.nav-link.demo-link {
    background: linear-gradient(135deg, #6fa8dc, #4a90e2);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(111, 168, 220, 0.3);
}

.nav-link.demo-link:hover {
    background: linear-gradient(135deg, #5a9bd1, #3a7bc8);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(111, 168, 220, 0.4);
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: #6fa8dc;
    border-radius: 2px;
    transition: all 0.3s ease;
}

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

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

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

/* Mobile responsive header */
@media (max-width: 768px) {
    .header-container {
        padding: 0 1rem;
    }
    
    .header-right {
        gap: 0.5rem; /* Reduce gap on mobile */
    }
    
    .header-nav {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .header-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: 1rem;
    }
    
    .nav-link.demo-link {
        margin-top: 1rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .header-logo .logo-text {
        font-size: 1.2rem;
    }
    
    .header-logo .logo-image {
        height: 35px; /* Slightly smaller on mobile */
    }
}