/* Header Styles */
header {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: var(--shadow-sm);
    position: fixed;
    width: 100%;
    z-index: 100;
    padding: 0;
    transition: all 0.3s ease;
}

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

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    position: relative;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateY(-2px);
}

.logo i {
    margin-right: 10px;
}

.navigation-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-grow: 1;
    margin-left: 80px;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: all 0.3s;
    padding: 8px 0;
    font-size: 16px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary);
}

.nav-links a:hover::after {
    width: 100%;
}

.auth-buttons {
    display: flex;
    gap: 16px;
    margin-left: auto;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--dark);
    font-size: 24px;
    cursor: pointer;
    padding: 10px;
    z-index: 101;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .navigation-wrapper {
        margin-left: 20px;
    }

    .nav-links {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .header-container {
        height: 60px;
        padding: 0 15px;
    }

    .logo {
        font-size: 20px;
    }

    .navigation-wrapper {
        display: none;
        margin-left: 0;
        background-color: white;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        z-index: 99;
    }

    .nav-links {
        width: 100%;
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }

    .mobile-menu-btn {
        display: block;
    }

    .auth-buttons {
        margin-top: 15px;
        flex-direction: column;
        width: 100%;
        gap: 10px;
        align-items: center;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}