header {
    height: 10vh;
    background-color: transparent;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    background-color: rgba(23, 23, 46, 0.1);
}
.header{
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10000;
    padding: 2rem;
}
.title,.nav{
    display: flex;
    gap: 1rem;
}
.group{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.title {
    font-size: 18px;
    color: white; 
    cursor: pointer;
}
.title:hover .title-pokeland.hub {
    color: white;
    cursor: pointer;
}
.button {
    font-size: 18px;
    min-width: 120px;
    position: relative;
    cursor: pointer;
    padding: 12px 17px;
    border: 0;
    border-radius: 10px;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
    background: none;
    color: gray;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.3s ease;
    z-index: 1;
}

.button:hover::before {
    left: 100%;
}
.button:hover {
    transform: translateY(-1px);
    background-color: rgba(255, 255, 255, 0.1);
    box-shadow: 
        inset 0 0 0 1px rgba(255, 255, 255, 0.8),
        0 8px 25px rgba(0, 0, 0, 0.3);
    color: white; 
    cursor: pointer;
}
.logo{
    height: 90px;
    width: 90px;
}
        .hub {
            color: gray;
            font-size: 12px;
            transition: 0.5s ease-in-out;
        }

        .hub:hover {
            color: white;
        }
        .breakdown {
            background-image: url('../../index/icons/Calendar.png');
        }
        .rules {
            background-image: url('../../index/icons/Rule.png');
        }

        .brackets {
            background-image: url('../../index/icons/Brackets.png');
        }

        .tournament {
            background-image: url('../../index/icons/Trophy.png');
        }

        .rules, .brackets, .tournament, .breakdown{
            position: relative;
            padding: 0.8rem 1.5rem;
            border-radius: 8px;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            overflow: hidden;
            filter: brightness(0) invert(1);
            padding-left: 2.5em;
            background-repeat: no-repeat;
            background-position: 0.8em center;
            background-size: 1em;
            color: white;
            text-decoration: none;
        }

        .rules::before, .brackets::before, .tournament::before , .breakdown::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: left 0.3s ease;
            z-index: 1;
        }

        .rules:hover::before, .brackets:hover::before, .tournament:hover::before , .breakdown:hover::before {
            left: 100%;
            cursor: pointer;
        }

        .rules::after, .brackets::after, .tournament::after , .breakdown::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background-color: white;
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }

        .rules:hover::after, .brackets:hover::after, .tournament:hover::after , .breakdown:hover::after {
            width: 100%;
        }

        .rules:hover, .brackets:hover, .tournament:hover , .breakdown:hover {
            transform: translateY(-1px);
            background-color: rgba(255, 255, 255, 0.1);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
        }