/* Header Responsive Styles - Dark Gaming Theme */

/* Default Desktop */
.nav {
    position: sticky;
    top: 0;
    right: 0;
    left: 0;
    width: 100%;
    z-index: 999;
}

.nav .container.row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo {
    height: 70px;
    object-fit: contain;
}

.nav__menu {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.menu__item {
    font-size: 1.4rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    padding: 10px 16px;
    transition: all 0.3s;
}

.menu__item:hover {
    color: var(--primary-light);
}

.menu__item.active {
    color: var(--primary-light);
    font-weight: 700;
}

.nav__action {
    display: flex;
    gap: 10px;
    align-items: center;
}

.action__link {
    font-size: 1.4rem;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s;
}

.action__link i {
    font-size: 1.3rem;
}

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

/* Mobile Menu Toggle Button */
.menu-toggle {
    display: none;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    margin-right: 12px;
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.menu-toggle:hover {
    border-color: var(--primary-color);
    color: var(--primary-light);
    background: rgba(139, 92, 246, 0.1);
}

/* Tablet */
@media (max-width: 992px) {
    .nav__menu {
        gap: 8px;
    }

    .menu__item {
        font-size: 1.4rem;
        padding: 8px 12px;
    }

    .nav__action {
        gap: 10px;
    }

    .action__link {
        font-size: 1.4rem;
        padding: 8px 14px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
        order: 3;
    }

    .nav__menu,
    .nav__action {
        display: none;
    }

    .nav .container.row {
        flex-wrap: wrap;
    }

    .nav__logo {
        height: 36px;
        order: 1;
    }

    .nav__action {
        order: 2;
        margin-left: auto;
    }

    .action__link {
        font-size: 0;
        width: 40px;
        height: 40px;
        justify-content: center;
        padding: 0;
        border-radius: 50%;
    }

    .action__link i {
        font-size: 1.7rem;
    }

    .announcement .container.row {
        justify-content: center;
    }

    .announcement__media,
    .announcement__hotline {
        display: none;
    }

    .announcement__ads {
        display: flex;
        justify-content: center;
        width: 220px;
        max-width: 100%;
        position: relative;
        min-height: 26px;
        gap: 0;
        margin: 0 auto;
        flex: none;
    }

    .announcement__ads.announcement__ads--rotate-mobile .announcement__ad-slot {
        position: absolute;
        inset: 0;
        width: 220px;
        height: 26px;
        flex: none;
        opacity: 0;
        animation: announcementAdsSwap 8s infinite;
    }

    .announcement__ads.announcement__ads--rotate-mobile .announcement__ad-slot:nth-child(2) {
        animation-delay: 4s;
    }

    .announcement__ads.announcement__ads--rotate-mobile .announcement__ad-slot:first-child {
        opacity: 1;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .nav .container.row {
        padding: 0 10px;
    }

    .nav__logo {
        height: 32px;
    }

    .action__link {
        width: 36px;
        height: 36px;
    }

    .announcement {
        padding: 6px 0;
    }

    .announcement__ads {
        width: 200px;
    }

    .announcement__ads.announcement__ads--rotate-mobile .announcement__ad-slot {
        width: 200px;
    }
}

@keyframes announcementAdsSwap {
    0%, 45% {
        opacity: 1;
    }

    50%, 100% {
        opacity: 0;
    }
}