#kindle-feature {
    --sort-bar-height: 48px;
    --day-header-height: 28px;

    display: flex;
    flex-direction: column;
    width: 100vw;
    min-height: 50vh;
    position: relative;
    left: calc(-50vw + 50%);
    margin: 2em 0;
    border-radius: 1em;
    overflow: clip;
    background-color: var(--color-white);
}

#kindle-feature .sort-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    height: var(--sort-bar-height);
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-white);
}

#kindle-feature .day-header,
#kindle-feature .filter-header {
    position: sticky;
    top: var(--sort-bar-height);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0 0.5rem;
    background-color: var(--color-white-transparent);
    z-index: 1;
    font-size: 0.9em;
    height: var(--day-header-height);
}

#kindle-feature .count {
    color: var(--color-gray);
}

#kindle-feature .item {
    display: flex;
    padding: 0.5em 0;
}

#kindle-feature .item .image {
    flex: 1;
    display: flex;
    align-items: center;
    margin-right: 0.5em;
}

#kindle-feature .item .image img {
    object-fit: contain;
    aspect-ratio: 1 / 1.4142;
}

#kindle-feature .item .info {
    flex: 2.5;
    display: flex;
    flex-direction: column;
    margin-left: 0.5em;
    margin-right: 0.5em;
}

#kindle-feature .item .info > *:not(:last-child) {
    margin-bottom: 0.5em;
}

#kindle-feature .item .info .title {
    font-weight: 700;
}

#kindle-feature .item .info .filter-buttons {
    display: flex;
    flex-wrap: wrap;
    margin: -4px -4px calc(0.5em - 4px) -4px;
}

#kindle-feature .item .info .expiration {
    font-size: 0.9em;
    color: var(--color-gray);
}

#kindle-feature .price {
    font-size: 0.9em;
    color: rgb(177, 39, 4);
}

#kindle-feature .links {
    margin-top: auto;
}

#kindle-feature .links a {
    text-decoration: none;
}

#kindle-feature .links a:hover {
    opacity: 0.8;
}

#kindle-feature .links button {
    border-radius: 4px;
    padding: 0.4em 0.8em;
    font-size: 0.9em;
    color: var(--color-white);
    background-color: var(--color-theme);
}

#kindle-feature .loader,
#kindle-feature .show-more {
    display: flex;
    justify-content: center;
    align-items: center;
    height: var(--sort-bar-height);
}

#kindle-feature .spinner {
    border: 4px solid var(--color-theme-gray);
    border-top: 4px solid var(--color-white);
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    animation: spin 2s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

#kindle-feature .show-more button {
    position: relative;
    padding: 0.5em 1em 0.5em 1.75em;
    border: 1px solid var(--color-theme);
    border-radius: 2em;
    color: var(--color-black);
    background-color: var(--color-white);
}

#kindle-feature .show-more button::before {
    position: absolute;
    top: 9px;
    left: 8px;
    color: var(--color-theme);
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    content: "\f078";
}

#kindle-feature button.publisher::before {
    margin-right: 4px;
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    content: "\f02d";
}

#kindle-feature button.label::before {
    margin-right: 4px;
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    content: "\f02b";
}

#kindle-feature button.genre::before {
    margin-right: 4px;
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    content: "\f550";
}

#kindle-feature .day[data-count="0"] {
    display: none !important;
}

.kindle-feature-remark {
    font-size: 0.95em;
    color: var(--color-gray);
}

@media (min-width: 660px) {
    #kindle-feature {
	width: 100%;
	position: initial;
    }

    #kindle-feature .item .info {
	flex: 4;
    }
}

@supports (-webkit-backdrop-filter: blur(10px)) {
    #kindle-feature .sort-bar {
	-webkit-backdrop-filter: blur(10px);
	background-color: var(--color-white-transparent);
    }
}