.course-shelf{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x proximity;padding:4px 2px 22px;margin:0 -2px 24px;overscroll-behavior-x:contain}
.course-book{flex:0 0 clamp(190px,22vw,260px);scroll-snap-align:start;color:var(--ink)}
.course-cover-art{width:100%;background-repeat:no-repeat;box-shadow:0 5px 16px #173f3520}
.course-book>span{display:block;margin-top:12px;font-size:.9rem;font-weight:600}.course-cover-locked{position:relative}.course-cover-locked:after{content:'';position:absolute;inset:0;background:#f7f8f5a8}.course-cover-locked .course-cover-art{filter:saturate(.35)}
.course-lock{position:absolute;z-index:1;left:50%;top:55%;transform:translate(-50%,-50%);padding:9px 16px;border-radius:20px;background:#ffffffd9;font-size:.9rem;white-space:nowrap}
.conversation-speaker{text-align:center;margin:0 0 12px;font-size:.85rem;font-weight:600}.conversation-speaker>span{color:var(--muted);font-weight:400}
.conversation-instruction{font-size:1rem;text-align:center;margin:18px 0}.conversation-answer{min-height:66px}.conversation-answer button,.conversation-practice .word-bank button{font-size:1rem}
.conversation-gap{display:grid;gap:16px}.conversation-gap>span{text-align:center;font-size:1.2rem;line-height:1.65}.conversation-gap input{width:100%;padding:14px;border:2px solid var(--border);border-radius:10px;background:#fff;font-size:1.1rem}
.conversation-finished{text-align:center;padding:40px 0}.speaking-shell .journey-card{width:min(620px,100%)}.speaking-shell .live-speech-card{border:0;background:transparent;padding:0}.speaking-shell .live-speech-instruction{display:none}.speaking-shell .live-speech-sentence{text-align:center}.speaking-shell .speaking-actions{justify-content:center}.speaking-shell .journey-bottom{grid-template-columns:minmax(0,360px) auto}
.speaking-partner .compact-audio{margin:0 0 12px}.speaking-partner .listening-transcript{display:none}.speaking-shell .live-speech-diagnostic{font-size:.7rem}
@media(max-width:900px){.speaking-shell .journey-bottom{grid-template-columns:minmax(0,680px)}}
@media(max-width:720px){.course-shelf{gap:18px}.course-book{flex-basis:205px}.home-shortcuts{flex-wrap:wrap}}