.logo img {
    height: 60px;
    width: auto;
}

.fa-brands {
    font-size: 16px;
    color: #fff;
    transition: 0.3s;
}

.fa-brands:hover {
    color: #ffcc00;
}

.logo-section {
    background: #ffffff;
    padding: 30px 0;
}

.logo-container {
    width: 100%;
    max-width: 1200px;
    margin: auto;
    overflow: hidden;
}

.logo-scroll {
    width: 100%;
    overflow: hidden;
}

.logo-track {
    display: flex;
    align-items: center;
    gap: 60px;
    width: max-content;
    animation: logoslide 30s linear infinite;
}

.logo-track img {
    height: 80px;
    width: auto;
    max-width: 220px;
    object-fit: contain;
    display: block;
    filter: none !important;
    opacity: 1 !important;
}

@keyframes logoslide {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

@media (max-width: 768px) {
    .logo-track {
        gap: 35px;
    }

    .logo-track img {
        height: 50px;
        max-width: 120px;
    }
}

.center_about h1 {
    font-weight: 800;
    letter-spacing: 1px;
}

.about_1 {
    padding: 70px 0;
    align-items: center;
}

.about_1l h3 {
    font-weight: 600;
    letter-spacing: 1px;
}

.about_1l h1 {
    font-size: 46px;
    font-weight: 800;
    color: #0f172a;
}

.about_1l p {
    font-size: 17px;
    line-height: 1.8;
    color: #475569;
}

.about_1li {
    margin-top: 35px;
}

.about_1lil {
    background: #ffffff;
    border-radius: 18px;
    padding: 25px;
    box-shadow: 0 12px 30px rgba(0,0,0,.08);
    transition: .3s;
}

.about_1lil:hover {
    transform: translateY(-6px);
}

.about_1lilir h1 {
    font-size: 42px;
    margin: 0;
}

.about_1lir p {
    font-size: 16px;
    color: #334155;
    line-height: 1.7;
}

.about_1r img {
    border-radius: 24px;
    box-shadow: 0 25px 60px rgba(0,0,0,.2);
}

.dropdown-sub {
    position: relative;
    display: block;
}

.dropdown-submenu {
    position: relative;
}

.submenu-sub,
.dropdown-submenu > .dropdown-menu {
    position: absolute;
    left: 100%;
    top: 0;
    min-width: 220px;
    background: #fff;
    display: none;
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
    z-index: 999;
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
}

.dropdown-sub:hover > .submenu-sub,
.dropdown-sub:focus-within > .submenu-sub,
.dropdown-submenu:hover > .dropdown-menu,
.dropdown-submenu:focus-within > .dropdown-menu,
.navbar-nav .dropdown:hover > .dropdown-menu,
.navbar-nav .dropdown:focus-within > .dropdown-menu {
    display: block;
}

.submenu {
    position: absolute;
    background: white;
}

.dropdown-sub > a {
    display: block;
    width: 100%;
    padding: 0.5rem 1rem;
    color: #212529;
    text-decoration: none;
    white-space: normal;
}

.drop_1 {
    position: relative;
}

.dropdown-menu {
    min-width: 220px;
    z-index: 1050;
}

.dropdown-submenu .dropdown-item,
.dropdown-sub > a {
    white-space: normal;
}

.drop_1 .dropdown-sub:hover > .submenu-sub,
.drop_1 .dropdown-sub:focus-within > .submenu-sub {
    display: block;
}

.dropdown-sub .submenu-sub li {
    list-style: none;
}

.floating-join-btn {
    position: fixed;
    right: 20px;
    bottom: 24px;
    z-index: 1060;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.5px;
    font-size: 14px;
    padding: 14px 18px;
    border-radius: 999px;
    box-shadow: 0 12px 30px rgba(217, 119, 6, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.floating-join-btn:hover {
    color: #fff;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(217, 119, 6, 0.45);
}

@media (max-width: 576px) {
    .floating-join-btn {
        right: 12px;
        bottom: 16px;
        padding: 12px 16px;
        font-size: 13px;
    }
}