/* ── PhotoBlock マーカー ── */
mark.pb-marker{background:none;padding:0 2px;}
mark.pb-marker--red   {background:linear-gradient(transparent 55%,rgba(255,107,107,.45) 55%);}
mark.pb-marker--green {background:linear-gradient(transparent 55%,rgba( 81,207,102,.45) 55%);}
mark.pb-marker--blue  {background:linear-gradient(transparent 55%,rgba(116,192,252,.55) 55%);}
mark.pb-marker--yellow{background:linear-gradient(transparent 55%,rgba(255,212, 59,.55) 55%);}

/* ── PhotoBlock ラベル ── */
span.pb-label{display:inline-block;padding:1px 8px;border-radius:4px;font-size:.82em;font-weight:600;line-height:1.6;vertical-align:middle;color:#fff;font-family:var(--pb-font-sans,sans-serif);}
span.pb-label--red   {background:#ff6b6b;}
span.pb-label--green {background:#51cf66;}
span.pb-label--yellow{background:#ffd43b;color:#333;}
span.pb-label--blue  {background:#74c0fc;color:#333;}
span.pb-label--purple{background:#cc5de8;}
span.pb-label--gray  {background:#868e96;}