/**
 * Catalogue Navigator — one swipeable chip row.
 * Design tokens piggyback on the theme where possible.
 */
.tcn{position:relative;margin:2px 0 20px}
.tcn-track{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:4px 2px;scroll-behavior:smooth;scroll-snap-type:x proximity;scrollbar-width:none;-ms-overflow-style:none}
.tcn-track::-webkit-scrollbar{display:none}

.tcn-chip{flex:none;display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border:1px solid #e4e4e4;border-radius:999px;background:#fff;color:#111;font-size:13.5px;font-weight:500;line-height:1.1;text-decoration:none;white-space:nowrap;scroll-snap-align:start;transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease}
.tcn-chip:hover,.tcn-chip:focus{border-color:#b9b9b9;color:#111;box-shadow:0 3px 12px rgba(17,17,17,.07);transform:translateY(-1px);text-decoration:none}
.tcn-chip:focus-visible{outline:2px solid #111;outline-offset:2px}

.tcn-chip--current{background:#111;border-color:#111;color:#fff;font-weight:600}
.tcn-chip--current:hover,.tcn-chip--current:focus{background:#111;border-color:#111;color:#fff;transform:none;box-shadow:none;cursor:default}

.tcn-chip--back{background:#f4f4f4;border-color:transparent;color:#555}
.tcn-chip--back:hover,.tcn-chip--back:focus{background:#ebebeb;color:#111;transform:none;box-shadow:none}
.tcn-back-ic{font-size:14px;line-height:1;margin-right:-2px}

.tcn-thumb{width:26px;height:26px;border-radius:50%;object-fit:contain;background:#f6f6f6;margin:-5px 0 -5px -7px;flex:none}
.tcn-count{font-size:11px;font-weight:500;color:#9a9a9a}
.tcn-chip--current .tcn-count{color:rgba(255,255,255,.72)}

/* Arrows: desktop only, and only when the row overflows. */
.tcn-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:34px;height:34px;border-radius:50%;border:1px solid #e4e4e4;background:#fff;color:#111;box-shadow:0 3px 14px rgba(17,17,17,.12);display:flex;align-items:center;justify-content:center;cursor:pointer;padding:0;transition:opacity .15s ease,box-shadow .15s ease}
.tcn-arrow:hover{box-shadow:0 5px 18px rgba(17,17,17,.18)}
.tcn-prev{left:-8px}
.tcn-next{right:-8px}
.tcn-arrow[disabled]{opacity:0;pointer-events:none}
@media (hover:none){.tcn-arrow{display:none}}

/* Edge fades hint that the row scrolls; each side only while there is
 * actually more content in that direction. */
.tcn.tcn-overflow .tcn-track{-webkit-mask-image:linear-gradient(90deg,#000 0,#000 calc(100% - 34px),transparent 100%);mask-image:linear-gradient(90deg,#000 0,#000 calc(100% - 34px),transparent 100%)}
.tcn.tcn-overflow.tcn-mid .tcn-track{-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 34px,#000 calc(100% - 34px),transparent 100%);mask-image:linear-gradient(90deg,transparent 0,#000 34px,#000 calc(100% - 34px),transparent 100%)}
.tcn.tcn-overflow.tcn-end .tcn-track{-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 34px,#000 100%);mask-image:linear-gradient(90deg,transparent 0,#000 34px,#000 100%)}

@media (prefers-reduced-motion:reduce){
  .tcn-track{scroll-behavior:auto}
  .tcn-chip,.tcn-chip:hover{transition:none;transform:none}
}