/* Header Styles */
.header {
    background-color: #0A0D13;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
}

.logo:hover {
    opacity: 0.9;
}

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

.nav-menu {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-menu a {
    color: #ffffff;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 0;
    position: relative;
}

.nav-menu a:hover {
    color: #B18DF7;
}

.nav-menu a.active {
    color: #B18DF7;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #B18DF7;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.header-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.burger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
}

.burger-menu span {
    width: 25px;
    height: 3px;
    background-color: #ffffff;
    transition: all 0.3s ease;
}

.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

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

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #0A0D13;
    padding: 1rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

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

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-menu a {
    color: #ffffff;
    padding: 0.75rem;
    display: block;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color 0.3s ease;
}

.mobile-menu a:hover {
    color: #B18DF7;
}

.mobile-menu a.active {
    color: #B18DF7;
    background-color: rgba(177, 141, 247, 0.1);
    border-left: 3px solid #B18DF7;
}

.mobile-header-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive */
@media (max-width: 1279px) {
    
    .nav {
        display: none;
    }
    
    .burger-menu {
        display: flex;
    }
}

@media (min-width: 1280px) {
    .mobile-menu {
        display: none !important;
    }
}

@media (max-width:480px) {
    .header-container {
        flex-wrap: wrap;
    }

    .header-buttons {
        width: 100%;
        justify-content: center;
        order: 3;
        margin-top: 15px;
    }
}