/* ================================================================
   Smart Related Posts — Frontend CSS
   Variables injected inline via PHP: --srp-accent, --srp-text,
   --srp-bg, --srp-border, --srp-label
   ================================================================ */

/* Fallback values if variables not injected */
:root {
    --srp-accent: #2563eb;
    --srp-text:   #1e293b;
    --srp-bg:     #f1f5f9;
    --srp-border: #e2e8f0;
    --srp-label:  #64748b;
}

/* ── Base box ──────────────────────────────────────────────── */
.srp-box {
    clear: both;
    margin: 1.5em 0;
    font-family: inherit;
    line-height: 1.5;
    box-sizing: border-box;
}
.srp-box *,
.srp-box *::before,
.srp-box *::after {
    box-sizing: inherit;
}
.srp-box a {
    text-decoration: none;
}

/* ═══════════════════════════════════════════════════════════
   TEMPLATE: COMPACT
   Simple left-bordered inline text
   ═══════════════════════════════════════════════════════════ */
.srp-compact {
    display: block;
    padding: .75em 1em;
    background: var(--srp-bg);
    border-left: 4px solid var(--srp-accent);
    border-radius: 0 4px 4px 0;
    transition: background .2s ease, border-color .2s ease;
}
.srp-compact:hover {
    border-left-color: var(--srp-text);
}
.srp-compact__label {
    color: var(--srp-label);
    font-size: .78em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-right: .4em;
}
.srp-compact__link {
    color: var(--srp-accent);
    font-weight: 600;
    font-size: .97em;
    transition: color .2s ease;
}
.srp-compact__link:hover {
    color: var(--srp-text);
    text-decoration: underline;
}
.srp-compact__arrow {
    opacity: .6;
    font-style: normal;
}

/* ═══════════════════════════════════════════════════════════
   TEMPLATE: CARD
   Thumbnail left + text right
   ═══════════════════════════════════════════════════════════ */
.srp-card {
    display: flex;
    align-items: stretch;
    background: var(--srp-bg);
    border: 1px solid var(--srp-border);
    border-radius: 6px;
    overflow: hidden;
    transition: box-shadow .2s ease, transform .2s ease;
}
.srp-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,.08);
    transform: translateY(-1px);
}
.srp-card__img-wrap {
    flex: 0 0 120px;
    display: block;
    overflow: hidden;
}
.srp-card__img {
    width: 120px;
    height: 100%;
    min-height: 80px;
    object-fit: cover;
    display: block;
    transition: transform .3s ease;
}
.srp-card:hover .srp-card__img {
    transform: scale(1.04);
}
.srp-card__body {
    flex: 1;
    padding: .85em 1em;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: .3em;
    min-width: 0; /* prevent text overflow */
}
.srp-card__label {
    color: var(--srp-label);
    font-size: .75em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
}
.srp-card__title {
    color: var(--srp-text);
    font-weight: 600;
    font-size: .97em;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color .2s ease;
}
.srp-card__title:hover {
    color: var(--srp-accent);
    text-decoration: underline;
}

/* ═══════════════════════════════════════════════════════════
   TEMPLATE: HORIZONTAL
   Full-width with image, title, CTA button
   ═══════════════════════════════════════════════════════════ */
.srp-horizontal {
    display: flex;
    align-items: center;
    gap: 1em;
    background: var(--srp-bg);
    border: 1px solid var(--srp-border);
    border-radius: 6px;
    overflow: hidden;
    transition: box-shadow .2s ease;
}
.srp-horizontal:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,.07);
}
.srp-horizontal__img-wrap {
    flex: 0 0 160px;
    align-self: stretch;
    display: block;
    overflow: hidden;
}
.srp-horizontal__img {
    width: 160px;
    height: 100%;
    min-height: 100px;
    object-fit: cover;
    display: block;
    transition: transform .3s ease;
}
.srp-horizontal:hover .srp-horizontal__img {
    transform: scale(1.04);
}
.srp-horizontal__body {
    flex: 1;
    padding: 1em 1em 1em 0;
    display: flex;
    flex-direction: column;
    gap: .4em;
    min-width: 0;
}
.srp-horizontal__label {
    font-size: .75em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--srp-label);
}
.srp-horizontal__title {
    color: var(--srp-text);
    font-weight: 600;
    font-size: 1em;
    line-height: 1.4;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.srp-horizontal__btn {
    display: inline-block;
    align-self: flex-start;
    padding: .35em .85em;
    background: var(--srp-accent);
    color: #fff !important;
    font-size: .82em;
    font-weight: 600;
    border-radius: 4px;
    transition: background .2s ease, opacity .2s ease;
    white-space: nowrap;
}
.srp-horizontal__btn:hover {
    opacity: .88;
}

/* List variant (posts_per_box > 1) */
.srp-horizontal--list {
    flex-direction: column;
    align-items: flex-start;
    padding: 1em 1.2em;
    gap: .5em;
}
.srp-horizontal__list-label {
    font-size: .75em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--srp-label);
}
.srp-horizontal__list {
    margin: 0;
    padding: 0;
    list-style: none;
    width: 100%;
}
.srp-horizontal__list-item {
    display: flex;
    align-items: center;
    gap: .75em;
    padding: .4em 0;
    border-top: 1px solid var(--srp-border);
}
.srp-horizontal__list-img {
    width: 48px;
    height: 36px;
    object-fit: cover;
    border-radius: 3px;
    flex-shrink: 0;
}
.srp-horizontal__list-title {
    color: var(--srp-text);
    font-size: .93em;
    font-weight: 600;
    line-height: 1.35;
    flex: 1;
    min-width: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color .15s ease;
}
.srp-horizontal__list-title:hover {
    color: var(--srp-accent);
    text-decoration: underline;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 480px) {
    .srp-card__img-wrap {
        flex: 0 0 90px;
    }
    .srp-card__img {
        width: 90px;
    }
    .srp-horizontal__img-wrap {
        flex: 0 0 100px;
    }
    .srp-horizontal__img {
        width: 100px;
    }
}