/* Base Card Style */
.kslc-card {
    --kslc-primary-color: #3498db;
    --kslc-text-color: #000000;
    --kslc-meta-color: #333333;
    --kslc-bg-color: #fff;
    --kslc-border-color: #e8e8e8;

    background-color: var(--kslc-bg-color);
    border: 1px solid var(--kslc-border-color);
    border-radius: 6px;
    margin: 1em 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: all 0.2s ease-out;
    position: relative;
    font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    overflow: hidden;
    display: flex;
}

.kslc-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.07);
    border-color: var(--kslc-primary-color);
}

.kslc-link {
    display: flex;
    text-decoration: none !important;
    color: var(--kslc-text-color);
    align-items: stretch;
    border: none !important;
    outline: none !important;
    width: 100%;
    min-height: 0;
}

.kslc-link:hover,
.kslc-link:focus,
.kslc-link:active,
.kslc-link:visited {
    text-decoration: none !important;
    color: var(--kslc-text-color) !important;
    border: none !important;
    outline: none !important;
}

/* Thumbnail */
.kslc-thumbnail {
    flex-shrink: 0;
    width: 200px;
    overflow: hidden;
    position: relative;
}

.kslc-thumbnail img {
    width: 200px;
    height: 100%;
    min-height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.kslc-thumb-right .kslc-thumbnail {
    border-left: 1px solid var(--kslc-border-color);
}

.kslc-thumb-left .kslc-thumbnail {
    border-right: 1px solid var(--kslc-border-color);
}


/* Content */
.kslc-content {
    flex: 1;
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 0;
}

.kslc-title {
    font-size: 1em;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: var(--kslc-primary-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-thickness: 1px;
}

.kslc-description {
    font-size: 0.9em;
    color: var(--kslc-meta-color);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0 0 8px 0;
    flex-grow: 1;
    text-decoration: none !important;
}

.kslc-site-name {
    font-size: 0.8em;
    color: var(--kslc-meta-color);
    opacity: 0.9;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-decoration: none !important;
}


/* No Thumbnail */
.kslc-no-thumbnail .kslc-thumbnail {
    display: none;
}

.kslc-no-thumbnail .kslc-content {
    padding: 20px;
}


/* External/Internal Link Badge */
.kslc-external-link-badge,
.kslc-internal-link-badge {
    position: absolute;
    top: 0;
    right: 0;
    color: #fff;
    padding: 4px 8px;
    font-size: 0.65em;
    border-bottom-left-radius: 6px;
    font-weight: 700;
    z-index: 1;
    text-transform: uppercase;
}

.kslc-external-link-badge {
    background-color: var(--kslc-primary-color);
}

.kslc-internal-link-badge {
    background-color: var(--kslc-meta-color);
}


/* Thumbnail Position */
.kslc-thumb-right .kslc-link {
    flex-direction: row;
}

.kslc-thumb-left .kslc-link {
    flex-direction: row-reverse;
}


/* Color Themes - 各テーマの特色を活かした配色 */
.kslc-theme-red {
    --kslc-primary-color: #d32f2f;
    --kslc-text-color: #000000;
    --kslc-meta-color: #424242;
    --kslc-bg-color: #ffebee;
    --kslc-border-color: #ffcdd2;
}

.kslc-theme-blue {
    --kslc-primary-color: #1976d2;
    --kslc-text-color: #000000;
    --kslc-meta-color: #424242;
    --kslc-bg-color: #e3f2fd;
    --kslc-border-color: #bbdefb;
}

.kslc-theme-green {
    --kslc-primary-color: #388e3c;
    --kslc-text-color: #000000;
    --kslc-meta-color: #424242;
    --kslc-bg-color: #e8f5e8;
    --kslc-border-color: #c8e6c9;
}

.kslc-theme-purple {
    --kslc-primary-color: #7b1fa2;
    --kslc-text-color: #000000;
    --kslc-meta-color: #424242;
    --kslc-bg-color: #f3e5f5;
    --kslc-border-color: #e1bee7;
}

.kslc-theme-orange {
    --kslc-primary-color: #f57c00;
    --kslc-text-color: #000000;
    --kslc-meta-color: #424242;
    --kslc-bg-color: #fff3e0;
    --kslc-border-color: #ffcc02;
}

.kslc-theme-gray {
    --kslc-primary-color: #616161;
    --kslc-text-color: #000000;
    --kslc-meta-color: #424242;
    --kslc-bg-color: #fafafa;
    --kslc-border-color: #e0e0e0;
}

.kslc-theme-white {
    --kslc-primary-color: #1976d2;
    --kslc-text-color: #000000;
    --kslc-meta-color: #424242;
    --kslc-bg-color: #ffffff;
    --kslc-border-color: #e0e0e0;
}

.kslc-theme-black {
    --kslc-primary-color: #64b5f6;
    --kslc-text-color: #ffffff;
    --kslc-meta-color: #e0e0e0;
    --kslc-bg-color: #212121;
    --kslc-border-color: #424242;
}

.kslc-theme-black .kslc-thumbnail {
    border-color: #555;
}


/* Responsive */
@media (max-width: 480px) {
    .kslc-card {
        display: block !important;
    }

    .kslc-link {
        flex-direction: column !important;
    }

    .kslc-thumbnail {
        width: 100% !important;
        height: 180px !important;
        border: none !important;
        align-self: auto !important;
    }

    .kslc-thumbnail img {
        width: 100% !important;
        height: 100% !important;
        min-height: auto !important;
        object-fit: cover !important;
    }

    .kslc-content {
        padding: 16px;
    }
}