/* V16.12 — Practice: one continuous scroll-controlled story */
.practice-page .thread-story{height:390svh;margin:55px 0 90px}
.practice-page .thread-sticky{background:#080808}
.practice-page .thread-svg{width:min(95vw,1150px);height:83svh;overflow:visible}
.practice-page .thread-caption{bottom:10vh;z-index:2}
.practice-page .thread-caption strong{max-width:580px}
.practice-page #diveSquare,.practice-page #diveWord{transform-box:fill-box;transform-origin:center}
@media(max-width:750px){.practice-page .thread-story{height:350svh;margin:30px -6vw 55px}.practice-page .thread-svg{width:125vw;height:72svh}.practice-page .thread-caption{bottom:12vh}.practice-page .thread-caption strong{font-size:clamp(29px,8vw,38px)}.practice-page .thread-hint{bottom:4vh}}
@media(prefers-reduced-motion:reduce){.practice-page .thread-story{height:auto}.practice-page .thread-sticky{height:80svh;position:relative}}