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option{background:var(--surface);color:var(--text)}.segmented{--seg-gap:3px;--seg-pad:3px;gap:var(--seg-gap);padding:var(--seg-pad);background:var(--surface-2);border:1px solid var(--border);border-radius:9px;display:flex}.segmented button{height:28px;color:var(--text-dim);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:6px;flex:1;justify-content:center;align-items:center;gap:6px;padding:0 12px;font-size:13px;transition:background-color .12s,color .12s;display:flex}.segmented button:hover:not(:disabled){color:var(--text)}.segmented button.is-active{background:var(--accent-tint);color:var(--accent-strong);font-weight:600}.segmented button:disabled{opacity:.5;cursor:not-allowed}.segmented--compact{--seg-pad:2px;border-radius:8px}.segmented--compact button{flex:none;min-width:34px;height:28px;padding:0 8px;font-size:12px;font-weight:600}.segmented--slide{grid-auto-columns:1fr;grid-auto-flow:column;display:grid;position:relative}.segmented--slide:before{content:"";z-index:0;top:var(--seg-pad);bottom:var(--seg-pad);left:var(--seg-pad);width:calc((100% - 2 * var(--seg-pad) - (var(--seg-count,1) - 1) * var(--seg-gap)) / var(--seg-count,1));background:var(--accent-tint);transform:translateX(calc(var(--seg-index,0) * (100% + var(--seg-gap))));border-radius:6px;transition:transform .34s cubic-bezier(.34,1.32,.46,1);position:absolute}.segmented--slide button{z-index:1;transition:color .24s;position:relative}.segmented--slide button.is-active{background:0 0}.segmented--slide .flag{opacity:.6;transition:transform .34s cubic-bezier(.34,1.32,.46,1),opacity .24s;transform:scale(.88)}.segmented--slide button.is-active .flag{opacity:1;transform:scale(1)}@media (prefers-reduced-motion:reduce){.segmented--slide:before,.segmented--slide .flag,.segmented--slide button{transition-duration:1ms}}.app__practice{grid-template-columns:clamp(190px,17vw,236px) minmax(0,1fr) clamp(190px,17vw,236px);gap:clamp(12px,1.6vw,22px);min-height:0;padding:clamp(10px,1.6vh,18px) clamp(12px,2.5vw,26px);display:grid}.hud{flex-direction:column;gap:10px;min-height:0;display:flex;overflow:hidden auto}.hud__lesson{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:11px 13px}.hud__lesson-head{justify-content:space-between;align-items:center;gap:8px;display:flex}.hud__shuffle{width:22px;height:22px;color:var(--text-faint);cursor:pointer;background:0 0;border:0;border-radius:6px;place-items:center;margin:-3px -3px -3px 0;padding:0;transition:background-color .12s,color .12s;display:grid}.hud__shuffle:hover{background:var(--surface-3);color:var(--text)}.hud__shuffle .material-icons{font-size:16px}.hud__label{letter-spacing:.09em;text-transform:uppercase;color:var(--text-faint);font-size:10px;font-weight:600;display:block}.hud__lesson strong{text-overflow:ellipsis;white-space:nowrap;margin-top:3px;font-family:Hind,Mukta,sans-serif;font-size:16px;font-weight:600;display:block;overflow:hidden}.hud__tiles{flex-direction:column;gap:8px;display:flex}.hud__tile{background:var(--surface);border:1px solid var(--border);border-radius:10px;justify-content:space-between;align-items:baseline;gap:8px;padding:10px 13px;display:flex}.hud__tile-value{font-variant-numeric:tabular-nums;font-size:clamp(20px,2.6vh,26px);font-weight:600;line-height:1.1}.hud__tile-unit{color:var(--text-faint);margin-left:3px;font-size:12px;font-weight:400}.hud__tile-label{letter-spacing:.05em;text-transform:uppercase;color:var(--text-dim);font-size:11px}.hud__tile.is-miss .hud__tile-value{color:var(--danger)}.hud__best{background:var(--surface-2);border:1px solid var(--border);color:var(--text-dim);border-radius:10px;justify-content:space-between;gap:8px;padding:9px 13px;font-size:12px;display:flex}.hud__best b{color:var(--text);font-variant-numeric:tabular-nums}.hud__legend{color:var(--text-faint);margin:auto 0 0;padding-top:4px;font-size:11px;line-height:1.55}.stage{grid-template-rows:minmax(0,1fr) auto auto;gap:clamp(8px,1.3vh,16px);min-height:0;display:grid}.stage__text{place-items:stretch center;min-height:0;display:grid;overflow:hidden}.app__panel{flex-direction:column;min-height:0;display:flex}.app__panel-content{flex:auto;min-height:0;padding:clamp(14px,2vh,24px) clamp(12px,2.5vw,26px) 24px;overflow-y:auto}.app__panel-content>*{width:min(1120px,100%);margin:0 auto}.app__toast{background:var(--surface);border:1px solid var(--border-strong);color:var(--text);text-align:center;box-shadow:var(--shadow-2);z-index:40;border-radius:18px;flex-direction:column;align-items:center;gap:3px;padding:10px 18px;font-size:13px;display:flex;position:fixed;bottom:22px;left:50%;transform:translate(-50%)}.app__toast-badge{color:var(--accent-strong);font-size:12.5px;display:block}@media (width>=861px) and (width<=1650px){.app__header{flex-wrap:wrap;height:auto;padding-top:8px;padding-bottom:8px}.app__nav{order:3;justify-content:center;width:100%;margin-left:0}}@media (width<=860px){.app{height:auto;min-height:100dvh;overflow:visible}.app__header{flex-wrap:wrap;height:auto;padding:10px clamp(12px,2.5vw,26px)}.app__nav{order:3;width:100%;margin-left:0}.app__nav button{flex:1}.app__practice{grid-template-columns:minmax(0,1fr)}.hud__tiles{flex-direction:row}.hud__tile{flex-direction:column;flex:1;align-items:flex-start;gap:2px}.hud__legend,.hud__best{display:none}}@media (width<=1750px){.app__field-label{display:none}}.flag{width:auto;height:1.05em;filter:drop-shadow(0 0 .5px var(--border-strong));border-radius:1px;flex:none}.flag--nepal{border-radius:0;height:1.2em}.flag--us{outline:1px solid var(--border);outline-offset:-.5px;height:.85em}