body {
    background-color: skyblue;
}

header {
    --bs-bg-opacity: .95 !important;
}

u {
    text-decoration: none;
    border-bottom: .1em #f9e31c solid;
}

li::marker {
    color: #F9E31C;
    font-size: 1.3em;
}

.category img:hover {
    border-color: rgba(249, 227, 28, 1) !important;
}

.input-group {
    border-radius: 0 !important;
    border: none !important;
    border-bottom: 2px solid transparent !important;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    position: relative;
}

.input-group::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #eee;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.input-group:focus-within::after {
    background: #f9e31c;
    box-shadow: 0 0 15px rgba(249, 227, 28, 0.8);
    z-index: 10;
}

#search-input,
.input-group-text {
    z-index: 5 !important;
}

.input-group:focus-within {
    box-shadow: 0 10px 30px rgba(249, 227, 28, 0.15) !important;
    background: rgba(255, 255, 255, 0.95);
    border-color: transparent !important;
}

.input-group-text,
#search-input {
    border: none !important;
    border-radius: 0 !important;
    background-color: transparent !important;
    box-shadow: none !important;
}

#search-input {
    padding-left: 0.5rem !important;
}

#search-input:focus {
    outline: none !important;
    box-shadow: none !important;
    border-color: transparent !important;
}

#search-input::placeholder {
    transition: opacity 0.3s ease;
}

#search-input:focus::placeholder {
    opacity: 0.5;
}

.input-group-text {
    padding-left: 1.5rem !important;
}

.input-group-text i.bi-search {
    font-size: 1.2rem;
}