/* Header and Navigation Styles */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(30, 64, 175, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(30, 64, 175, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    font-weight: 600;
    font-size: 1.2rem;
}

.nav-logo img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 8px;
}

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

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #93c5fd;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #93c5fd;
    transition: width 0.3s ease;
}

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

.login-btn {
    background: #3b82f6;
    padding: 10px 20px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.login-btn:hover {
    background: #2563eb;
    transform: translateY(-2px);
}

.login-btn::after {
    display: none;
}

/* Navigation Dropdown Styles */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background: rgba(30, 64, 175, 0.98);
    min-width: 200px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    z-index: 1000;
    top: 100%;
    left: 0;
    padding: 10px 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dropdown-content a {
    color: white;
    padding: 12px 20px;
    text-decoration: none;
    display: block;
    transition: all 0.3s ease;
    font-weight: 400;
}

.dropdown-content a:hover {
    background: rgba(59, 130, 246, 0.3);
    color: #93c5fd;
}

.dropdown-content .social-link {
    display: flex;
    align-items: center;
    gap: 8px;
}

.dropdown-content .social-link i {
    width: 16px;
}

.nav-dropdown:hover .dropdown-content {
    display: block;
    animation: fadeInDown 0.3s ease;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(30, 64, 175, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        backdrop-filter: blur(10px);
        padding: 20px 0;
        gap: 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu a {
        padding: 15px;
        display: block;
        text-decoration: none;
        color: white;
        width: 100%;
    }

    .nav-dropdown {
        width: 100%;
    }

    .dropdown-content {
        position: static;
        display: none;
        background: rgba(59, 130, 246, 0.2);
        width: 100%;
        box-shadow: none;
        border-radius: 0;
        padding: 0;
        margin-top: 10px;
    }

    .nav-dropdown:hover .dropdown-content {
        display: block;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}