@keyframes gradient {
    0% {background-position: 0% 50%;}
    50% {background-position: 100% 50%;}
    100% {background-position: 0% 50%;}
}

.gradient-bg {
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}

.curve {
    position: absolute;
    height: 50px;
    width: 100%;
    bottom: -1px;
    left: 0;
}

.curve::before {
    content: '';
    display: block;
    position: absolute;
    border-radius: 100% 50%;
    width: 55%;
    height: 100%;
    background-color: #fff;
    transform: translate(85%, 60%);
}

.curve::after {
    content: '';
    display: block;
    position: absolute;
    border-radius: 100% 50%;
    width: 55%;
    height: 100%;
    background-color: #ffffff00;
    transform: translate(-4%, 40%);
    box-shadow: 0 -10px 0 0 #fff;
}

.dark .curve::before {
    background-color: #1a202c;
}

.dark .curve::after {
    background-color: #1a202c00;
    box-shadow: 0 -10px 0 0 #1a202c;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

#contributions-chart {
    display: flex;
    align-items: flex-end;
    height: 100%;
}

#contributions-chart div {
    flex: 1;
    margin: 0 1px;
    transition: height 0.3s ease;
}