:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);--ink:#e8e8ea;--ink-dim:#9a9aa2;--ground:#141416;--panel:#1d1d20;--line:#2e2e33;--ok:#57c77a;--bad:#f2695c}body{background:var(--ground);color:var(--ink);margin:0;font:14px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}main{max-width:44rem;margin:0 auto;padding-block:1.5rem;padding-inline:1rem}h1{margin:0 0 .25rem;font-size:1.25rem}h2{text-transform:uppercase;letter-spacing:.08em;color:var(--ink-dim);margin:0 0 .75rem;font-size:.8rem}h3{margin:1rem 0 .5rem;font-size:.9rem}.sub{color:var(--ink-dim);margin:0 0 1.5rem}section{background:var(--panel);border:1px solid var(--line);border-radius:10px;margin-bottom:1rem;padding:1rem}.row{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:.25rem 1rem;padding:.4rem 0;display:flex}.row:first-of-type{border-top:none}.row__label{color:var(--ink-dim);flex:none}.row__value{overflow-wrap:anywhere;text-align:right;flex:12rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem}.row--ok .row__value{color:var(--ok)}.row--bad .row__value{color:var(--bad)}button{font:inherit;color:var(--ground);background:var(--ink);cursor:pointer;border:none;border-radius:8px;min-height:44px;padding:.7rem 1.25rem;font-weight:600}button:disabled{opacity:.4;cursor:not-allowed}video{aspect-ratio:16/9;object-fit:cover;background:#000;border-radius:8px;width:100%;max-width:100%;margin-top:1rem;display:block}.toggle{color:var(--ink-dim);align-items:center;gap:.5rem;margin-top:.75rem;display:flex}.error{color:var(--bad);overflow-wrap:anywhere;margin:.75rem 0 0}pre{background:var(--ground);border:1px solid var(--line);border-radius:8px;margin:1rem 0 0;padding:.75rem;font-size:.7rem;overflow-x:auto}.stage{margin-top:1rem;line-height:0;position:relative}.stage video,.stage canvas{aspect-ratio:16/9;border-radius:8px;width:100%;margin:0;display:block}.stage canvas{pointer-events:none;height:100%;position:absolute;inset:0}.banner{color:#f0d488;overflow-wrap:anywhere;background:#3a2f12;border:1px solid #6b5416;border-radius:8px;margin:0 0 1rem;padding:.7rem 1rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem}.replay{aspect-ratio:16/9;border:1px solid var(--line);background:#0a0a0c;border-radius:8px;width:100%;margin:1rem 0;display:block}.controls{flex-wrap:wrap;align-items:center;gap:.5rem;margin:.75rem 0;display:flex}.chips{flex-wrap:wrap;gap:.5rem;margin:.75rem 0;display:flex}.chip{font:inherit;border:1px solid var(--line);background:var(--panel);min-height:40px;color:var(--ink);border-radius:999px;padding:.5rem .9rem;font-size:.8rem;font-weight:500}.chip--on{background:var(--bad);border-color:var(--bad);color:#1a0d0b;font-weight:700}.chip--dim{opacity:.6;border-style:dashed}.text{font:inherit;box-sizing:border-box;border:1px solid var(--line);background:var(--ground);width:100%;color:var(--ink);border-radius:8px;margin-bottom:.5rem;padding:.6rem .75rem}.recording{top:env(safe-area-inset-top,0px);z-index:10;background:var(--bad);color:#1a0d0b;border-radius:8px;margin:0 0 1rem;padding:.6rem 1rem;font-weight:700;position:sticky}.strip{flex-wrap:wrap;gap:.4rem;margin:.75rem 0;display:flex}.pip{border:1px solid var(--line);background:var(--ground);border-radius:8px;flex-direction:column;justify-content:center;align-items:center;min-width:2.6rem;padding:.4rem .3rem;line-height:1.2;display:flex}.pip__n{font-size:.85rem;font-weight:700}.pip__t{color:var(--ink-dim);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.65rem}.pip--clean{border-color:var(--ok);color:var(--ok)}.pip--fault{border-color:var(--bad);color:var(--bad);background:#2a1512}.pip--partial{color:#f0d488;border-color:#6b5416}.pip--unassessed{color:var(--ink-dim);border-style:dashed}.tallies{flex-wrap:wrap;gap:.75rem;margin:1rem 0;display:flex}.tally{border:1px solid var(--line);background:var(--ground);text-align:center;border-radius:10px;flex:5rem;padding:.75rem}.tally__n{font-size:1.6rem;font-weight:700;line-height:1;display:block}.tally__l{color:var(--ink-dim);margin-top:.3rem;font-size:.72rem;display:block}.tally--ok .tally__n{color:var(--ok)}.tally--bad .tally__n{color:var(--bad)}.tally--warn .tally__n{color:#f0d488}.grid{flex-wrap:wrap;gap:1rem;margin:0 0 1rem;display:flex}.grid label{color:var(--ink-dim);flex-direction:column;gap:.25rem;font-size:.8rem;display:flex}.grid input{background:var(--panel);width:6rem;color:var(--ink);border:1px solid var(--line);font:inherit;border-radius:6px;padding:.4rem .5rem}.bar{background:var(--panel);border:1px solid var(--line);border-radius:999px;height:.75rem;margin:0 0 .75rem;overflow:hidden}.bar__fill{background:var(--ok);height:100%;transition:width .12s linear}.big{font-variant-numeric:tabular-nums;margin:0 0 .75rem;font-size:2.5rem}.intro{z-index:10;padding:calc(1rem + env(safe-area-inset-top,0px)) 1rem calc(1rem + env(safe-area-inset-bottom,0px));background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.intro__card{background:var(--panel);border:1px solid var(--line);border-radius:12px;width:100%;max-width:32rem;max-height:100%;padding:1.25rem;overflow-y:auto}.intro__card h2{margin:0 0 .75rem}.intro__count{color:var(--ink-dim);font-variant-numeric:tabular-nums;margin:0;font-size:.75rem}.intro__points{margin:0 0 1.25rem;padding-left:1.1rem}.intro__points li{margin-bottom:.6rem}.intro__actions{flex-wrap:wrap;gap:.5rem;display:flex}.ghost{border:1px solid var(--line);color:var(--ink-dim);background:0 0}footer{border-top:1px solid var(--line);margin-top:2rem;padding-top:1rem}.coach{max-width:34rem;padding:0 1rem calc(1rem + env(safe-area-inset-bottom,0px));flex-direction:column;gap:1rem;margin:0 auto;display:flex}.coach__stage{background:#000;border-radius:12px;line-height:0;position:relative;overflow:hidden}.coach__stage video,.coach__stage canvas{aspect-ratio:3/4;object-fit:cover;width:100%;margin:0;display:block}.coach__stage canvas{pointer-events:none;height:100%;position:absolute;inset:0}.coach__panel{flex-direction:column;gap:1rem;display:flex}.coach__step h1{margin:0 0 .75rem;font-size:1.5rem}.coach__lede{color:var(--ink-dim);margin:0 0 1.25rem}.big-button{background:var(--ok);color:#06210f;border:none;border-radius:12px;width:100%;margin-bottom:.5rem;padding:1rem;font-size:1.1rem;font-weight:600;display:block}.big-button:disabled{background:var(--line);color:var(--ink-dim)}.coach__choices{flex-direction:column;display:flex}.coach__actions{flex-direction:column;gap:.5rem;display:flex}.coach__setline{color:var(--ink-dim);text-align:center;margin:0}.coach__clock{font-variant-numeric:tabular-nums;text-align:center;margin:.5rem 0;font-size:4rem;line-height:1}.coach__sets{color:var(--ink-dim);margin:1rem 0 0;padding-left:1.2rem}.coach__quiet{color:var(--ink-dim);margin:.75rem 0 0;font-size:.8rem}.coach__ok{color:var(--ok);margin:0 0 1rem}.coach__warn{color:#f0d488;margin:0 0 1rem}.coach__footer{border-top:1px solid var(--line);color:var(--ink-dim);margin-top:auto;padding-top:1rem;font-size:.85rem}.coach__footer ul{padding-left:1.2rem}.readout{background:linear-gradient(#0000,#000c 40%);padding:1rem;line-height:1.1;position:absolute;bottom:0;left:0;right:0}.readout__count{font-variant-numeric:tabular-nums;color:#fff;margin:0;font-size:5rem;font-weight:700}.readout__count--done{color:var(--ok)}.readout__target{color:#ffffffb3;margin:0 0 .5rem;font-size:1rem}.readout__verdict{text-transform:uppercase;letter-spacing:.05em;margin:.5rem 0 0;font-size:1.1rem;font-weight:600}.readout__verdict--clean{color:var(--ok)}.readout__verdict--fault{color:var(--bad)}.readout__verdict--unassessed,.readout__verdict--partial{color:var(--ink-dim)}.coach__plan{margin-bottom:1rem}.stepper{align-items:center;gap:.75rem;margin-bottom:.75rem;display:flex}.stepper__label{color:var(--ink-dim);flex:1}.stepper button{border-radius:999px;width:3rem;height:3rem;padding:0;font-size:1.5rem}.stepper__value{text-align:center;font-variant-numeric:tabular-nums;min-width:3rem;font-size:1.5rem}.report__head{margin:1.5rem 0 .5rem;font-size:1rem}.report{margin:0;padding:0;list-style:none}.report__row{border-bottom:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:.25rem 1rem;padding:.5rem 0;display:flex}.report__cue{font-weight:600}.report__counts{color:var(--ink-dim);font-variant-numeric:tabular-nums;font-size:.85rem}.report__fail{color:var(--bad)}.framing--none{color:#f0d488;background:#3a2f12;border:1px solid #6b5416;border-radius:10px;margin:0 0 1rem;padding:.85rem 1rem}.framing__head{margin:0 0 .35rem;font-weight:700}.framing--none p{margin:0 0 .35rem}:root{--warn:#f0d488;--accent:#5ab0f2;--panel-raised:#252529;--panel-glass:#141416d6;--radius-sm:12px;--radius-md:18px;--radius-lg:26px;--shadow:0 18px 50px #00000052;--motion:.2s ease}.coach{max-width:60rem;min-height:100dvh;padding-top:max(.75rem, env(safe-area-inset-top,0px));gap:1.25rem}.coach button{min-height:56px;transition:transform var(--motion), background-color var(--motion), border-color var(--motion)}.coach button:active:not(:disabled){transform:scale(.985)}.coach__panel{width:min(100%,38rem);margin-inline:auto}.coach__step{border-radius:var(--radius-lg);box-shadow:var(--shadow);margin:0;padding:clamp(1.25rem,4vw,2rem)}.coach__step h1{letter-spacing:-.035em;margin-bottom:1rem;font-size:clamp(1.65rem,5vw,2.5rem);line-height:1.05}.coach__eyebrow{color:var(--accent);letter-spacing:.13em;text-transform:uppercase;margin:0 0 .65rem;font-size:.72rem;font-weight:800}.coach__hero{background:radial-gradient(circle at 75% 20%, #5ab0f22e, transparent 34%), radial-gradient(circle at 15% 5%, #57c77a21, transparent 28%), var(--panel);flex-direction:column;justify-content:flex-end;min-height:min(70dvh,42rem);display:flex;position:relative;overflow:hidden}.coach__hero:before{content:"";border:2px solid #e8e8ea1f;border-radius:50% 50% 42% 42%;width:11rem;height:18rem;position:absolute;top:8%;right:10%;transform:rotate(12deg)}.coach__hero-title{letter-spacing:-.055em;max-width:12ch;margin:0 0 1.25rem;font-size:clamp(2rem,8vw,4rem);font-weight:750;line-height:.98}.coach__lede{max-width:44ch;font-size:1rem}.big-button{border-radius:var(--radius-md);letter-spacing:-.01em;min-height:60px}.big-button--stop{color:#171719;background:#f4f4f5;margin:0}.ghost{border-radius:var(--radius-md);min-height:56px}.ghost--danger{color:#ff9b92;border-color:#f2695c73}.coach__stage{border-radius:var(--radius-lg);width:100%;box-shadow:var(--shadow);isolation:isolate;border:1px solid #ffffff14;min-height:24rem}.coach__stage:after{content:"";z-index:1;pointer-events:none;background:linear-gradient(#00000052,#0000 24% 65%,#0000004d);position:absolute;inset:0}.coach__stage video,.coach__stage canvas{min-height:24rem}.coach__stage--working{position:relative}.coach__stage--working video,.coach__stage--working canvas{aspect-ratio:3/4;max-height:calc(100dvh - 8rem)}.coach__stage--calibrating:before{content:"";z-index:2;pointer-events:none;position:absolute;inset:0;box-shadow:inset 0 0 7rem 1.5rem #000000b8}.stage-status{z-index:4;top:max(.85rem, env(safe-area-inset-top,0px));pointer-events:none;flex-wrap:wrap;gap:.45rem;line-height:1;display:flex;position:absolute;left:.85rem;right:.85rem}.status-chip{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);color:#fff;letter-spacing:.04em;text-transform:uppercase;background:#0a0a0cad;border:1px solid #ffffff29;border-radius:999px;align-items:center;min-height:2rem;padding:.4rem .7rem;font-size:.72rem;font-weight:750;display:inline-flex}.status-chip--warn{color:var(--warn);border-color:#f0d48894}.stage-dim{z-index:3;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0000007a;position:absolute;inset:0}.coach__loading,.coach__calibration,.coach__rest{text-align:center}.pose-loader{opacity:.9;width:7rem;height:10rem;margin:1rem auto 1.5rem;position:relative}.pose-loader span{background:linear-gradient(90deg, var(--line), var(--accent), var(--line));background-size:220% 100%;animation:1.5s linear infinite coach-shimmer;display:block;position:absolute}.pose-loader__head{border-radius:50%;width:2.2rem;height:2.2rem;left:2.4rem}.pose-loader__body{border-radius:99px;width:.35rem;height:5rem;top:2.25rem;left:3.32rem}.pose-loader__limb{transform-origin:top;border-radius:99px;width:.3rem;height:5rem;top:4.7rem;left:3.35rem}.pose-loader__limb--left{transform:rotate(32deg)}.pose-loader__limb--right{transform:rotate(-32deg)}.coach__loading-copy,.coach__calibration-status{color:var(--ink-dim);font-size:1.05rem}@keyframes coach-shimmer{to{background-position:-220% 0}}.coach__choices{gap:.75rem;display:grid}.exercise-card{text-align:left;width:100%;min-height:6.5rem;color:var(--ink);background:var(--panel-raised);border:1px solid var(--line);border-radius:var(--radius-md);grid-template-columns:3.8rem 1fr auto;align-items:center;gap:.9rem;padding:.9rem;display:grid}.exercise-card:hover{border-color:var(--accent);background:#292b30}.exercise-card__mark{aspect-ratio:1;width:3.8rem;color:var(--accent);letter-spacing:.08em;background:#5ab0f21f;border-radius:16px;place-items:center;font-size:.8rem;display:grid}.exercise-card__copy{flex-direction:column;gap:.2rem;min-width:0;display:flex}.exercise-card__copy strong{font-size:1.05rem}.exercise-card__copy small{color:var(--ink-dim);font-weight:400}.exercise-card__meta{color:var(--ok);text-transform:uppercase;font-size:.72rem}.exercise-card__arrow{color:var(--ink-dim);font-size:1.4rem}.progress-ring{--progress:0deg;aspect-ratio:1;background:conic-gradient(var(--ok) var(--progress), var(--line) 0);border-radius:50%;place-items:center;width:clamp(9rem,38vw,13rem);margin:1rem auto 1.5rem;display:grid;position:relative}.progress-ring:before{content:"";border-radius:inherit;background:var(--panel);position:absolute;inset:.65rem}.progress-ring span{font-variant-numeric:tabular-nums;font-size:2rem;font-weight:750;position:relative}.progress-ring--clock span{letter-spacing:-.06em;font-size:clamp(2.5rem,10vw,4rem)}.setup-card{grid-template-columns:5.5rem 1fr;align-items:center;gap:1rem;margin:0 0 1rem;display:grid}.setup-card__visual{border:1px solid var(--line);border-radius:var(--radius-md);background:#181a1e;height:6.5rem;position:relative;overflow:hidden}.setup-card__phone{border:2px solid var(--accent);border-radius:4px;width:1rem;height:2.2rem;position:absolute;bottom:.75rem;left:.7rem}.setup-card__person{border:2px solid var(--ok);border-radius:50% 50% 35% 35%;width:1.2rem;height:3.8rem;position:absolute;bottom:.75rem;right:1.15rem}.setup-card__line{background:linear-gradient(90deg, var(--accent), transparent);height:1px;position:absolute;top:50%;left:1.7rem;right:2rem;transform:rotate(-8deg)}.framing{margin:0}.framing--ok,.framing--partial{padding:.75rem 0}.framing--partial .framing__head{color:var(--warn)}.framing--ok .framing__head{color:var(--ok)}.framing .coach__ok,.framing .coach__warn{color:var(--ink-dim);margin:0}.framing--none{border-radius:var(--radius-md);padding:1rem}.coach__plan{padding:.4rem 0}.stepper{border-bottom:1px solid var(--line);min-height:4.4rem;margin:0;padding:.45rem 0}.stepper__label{color:var(--ink);font-size:1rem}.stepper button{background:var(--panel-raised);width:3.5rem;height:3.5rem;min-height:3.5rem;color:var(--ink);border:1px solid var(--line)}.stepper__value{min-width:3.5rem;font-weight:750}.readout{z-index:3;background:linear-gradient(#0000,#000000e0 38%);padding:5.2rem clamp(1rem,4vw,2rem) 1.2rem}.readout__topline{color:#ffffffbf;letter-spacing:.06em;text-transform:uppercase;justify-content:space-between;gap:1rem;margin-bottom:.35rem;font-size:.75rem;font-weight:750;line-height:1.2;display:flex}.readout__measure{align-items:flex-end;gap:.8rem;display:flex}.readout__count{letter-spacing:-.08em;text-shadow:0 3px 24px #000000a6;font-size:clamp(6rem,26vw,11rem);line-height:.82}.readout__count--done{animation:.5s ease-out target-pulse}@keyframes target-pulse{50%{transform:scale(1.06)}}.readout__target{flex-direction:column;margin-bottom:.65rem;line-height:1.1;display:flex}.readout__target span{color:#fff;font-weight:700}.readout .bar{background:#fff3;border:0;height:.45rem}.readout__verdict{background:#00000094;border-radius:10px;padding:.6rem .8rem;font-size:clamp(.9rem,4vw,1.25rem);display:inline-block}.readout__view-warning{color:var(--warn);margin:.45rem 0 0;font-size:.75rem;line-height:1.3}.readout__strip .strip{flex-wrap:nowrap;margin:.65rem 0 0;padding-bottom:.2rem;overflow-x:auto}.readout__strip .pip{background:#0000008f;flex:0 0 2.3rem;min-width:2.3rem;padding:.3rem}.readout__strip .pip__t{display:none}.coach__actions{z-index:6;bottom:calc(.75rem + env(safe-area-inset-bottom,0px));border-radius:var(--radius-lg);background:var(--panel-glass);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:var(--shadow);border:1px solid #ffffff14;padding:.6rem;position:sticky}.coach__sets{gap:.5rem;padding:0;list-style:none;display:grid}.coach__sets li{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel-raised);padding:.75rem .9rem}.report{gap:.6rem;display:grid}.report__row{border:1px solid var(--line);border-radius:var(--radius-sm);background:#ffffff05;padding:.85rem;display:grid}.report__counts{line-height:1.55}.coach__toast{bottom:calc(.75rem + env(safe-area-inset-bottom,0px));z-index:8;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel-raised);box-shadow:var(--shadow);margin:.75rem 0 0;padding:.8rem 1rem;position:sticky}.history{margin-bottom:1rem;position:relative}.history__toggle,.history__entry{width:100%;color:var(--ink);background:0 0}.history__toggle{border:1px solid var(--line);border-radius:var(--radius-md);justify-content:space-between;display:flex}.history__toggle span:last-child{color:var(--ink-dim);font-weight:500}.history__body{padding:.8rem 0}.history__list{gap:.5rem;display:grid}.history__entry{text-align:left;border:1px solid var(--line);border-radius:var(--radius-sm);justify-content:space-between;align-items:center;display:flex}.history__entry span:first-child{flex-direction:column;display:flex}.history__entry small{color:var(--ink-dim)}.history__entry--selected{border-color:var(--accent)}.history-detail{border-radius:var(--radius-md);background:var(--panel-raised);margin-top:.75rem;padding:1rem}.history-detail__total{justify-content:space-between;align-items:baseline;display:flex}.history-detail__total strong{letter-spacing:-.05em;font-size:2.5rem}.history-detail__total span{color:var(--ink-dim)}.history__actions{gap:.75rem;display:flex}.history__actions button{flex:1}.history__dismiss{width:2.5rem;color:var(--ink);background:var(--panel-raised);border-radius:50%;padding:0;position:absolute;right:.25rem;min-height:2.5rem!important}.history textarea{box-sizing:border-box;width:100%;color:var(--ink);border:1px solid var(--line);border-radius:var(--radius-sm);background:#0d0d0f;padding:.75rem}.coach__footer{padding-bottom:max(.5rem, env(safe-area-inset-bottom,0px))}.coach__footer-actions{flex-wrap:wrap;gap:.5rem 1rem;display:flex}.footer-link{min-height:56px;color:var(--ink-dim);text-underline-offset:.2rem;background:0 0;padding:0;text-decoration:underline}.coach__build{color:#696970;font:.65rem/1.4 ui-monospace,SFMono-Regular,Menlo,monospace}.intro__card{border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:clamp(1.25rem,5vw,2rem)}.intro__visual{border-radius:var(--radius-md);background:radial-gradient(circle at 70% 20%,#5ab0f229,#0000 32%),#17181b;height:7.5rem;margin:-.25rem 0 1rem;position:relative;overflow:hidden}.intro__shield{border:2px solid var(--ok);border-radius:2rem 2rem 2.8rem 2.8rem;width:4rem;height:5rem;position:absolute;top:1.1rem;left:calc(50% - 2rem)}.intro__pulse{border:2px solid var(--ok);border-radius:50%;width:1.4rem;height:1.4rem;position:absolute;top:2.8rem;left:calc(50% - .7rem)}.intro__device{border:2px solid var(--accent);border-radius:.8rem;width:3.8rem;height:5.8rem;position:absolute;top:.8rem;left:calc(50% - 1.9rem)}.intro__lock{border:2px solid var(--ok);border-radius:.25rem;width:1.5rem;height:1.2rem;position:absolute;top:3.4rem;left:calc(50% - .75rem)}.intro__camera{border:2px solid var(--accent);border-radius:.5rem;width:2rem;height:3.5rem;position:absolute;bottom:1rem;left:16%}.intro__person{border:2px solid var(--ok);border-radius:50% 50% 35% 35%;width:1.6rem;height:4.6rem;position:absolute;bottom:.8rem;right:19%}.intro__frame-line{background:linear-gradient(90deg, var(--accent), transparent);height:1px;position:absolute;top:50%;left:calc(16% + 2rem);right:calc(19% + 1.6rem)}.intro__progress{gap:.35rem;margin-bottom:.65rem;display:flex}.intro__dot{background:var(--line);border-radius:99px;width:1.8rem;height:.2rem}.intro__dot--active{background:var(--ok)}.intro__actions{gap:.75rem}.intro__actions button{flex:1;min-height:56px}@media (orientation:landscape) and (height<=600px){.coach{grid-template-columns:minmax(0,1.4fr) minmax(18rem,.6fr);align-items:start;max-width:none;min-height:100dvh;display:grid}.coach__stage{top:max(.5rem, env(safe-area-inset-top,0px));height:calc(100dvh - 1rem - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));position:sticky}.coach__stage video,.coach__stage canvas,.coach__stage--working video,.coach__stage--working canvas{aspect-ratio:auto;height:100%;max-height:none}.coach__panel{width:100%;max-height:calc(100dvh - 1rem);overflow-y:auto}.readout__count{font-size:clamp(6rem,22vh,10rem)}.coach__step{padding:1.2rem}.coach:has(.coach__stage[hidden]) .coach__hero{grid-template-rows:auto auto 1fr;grid-template-columns:minmax(0,1.1fr) minmax(15rem,.9fr);align-content:center;gap:.35rem 1.5rem;min-height:calc(100dvh - 1.5rem);display:grid}.coach__hero h1,.coach__hero .coach__eyebrow,.coach__hero .coach__hero-title{grid-column:1}.coach__hero h1{margin:0;font-size:1.25rem}.coach__hero .coach__eyebrow{margin:0}.coach__hero .coach__hero-title{max-width:14ch;margin:0;font-size:clamp(2rem,5vw,3rem)}.coach__hero .coach__lede,.coach__hero .error,.coach__hero .big-button{grid-column:2}.coach__hero .coach__lede{grid-row:1/3;align-self:end;margin:0 0 .5rem}.coach__hero .big-button{grid-row:3;align-self:start}}@media (width>=900px) and (height>=601px){.coach{grid-template-columns:minmax(30rem,1.5fr) minmax(22rem,.75fr);align-items:start;max-width:78rem;padding-inline:1.5rem;display:grid}.coach__stage{grid-row:1;position:sticky;top:1rem}.coach__stage video,.coach__stage canvas{aspect-ratio:4/3;min-height:min(76dvh,48rem)}.coach__panel{grid-area:1/2;width:100%}.coach:has(.coach__stage[hidden]){display:block}.coach:has(.coach__stage[hidden]) .coach__panel{width:min(100%,54rem);margin-inline:auto}.readout__count{font-size:clamp(10rem,15vw,13rem)}}.preview-dev-link{text-align:center;background:var(--surface-elevated,#1a1f2e);border-bottom:1px solid #ffffff14;margin:0;padding:.5rem 1rem;font-size:.875rem}.preview-dev-link a{color:var(--accent,#6eb5ff)}.preview-bar{color:#f5ecd0;background:#2a2410;border-bottom:2px solid #c9a227;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1rem;padding:.5rem 1rem;font-size:.875rem;display:flex}.preview-bar a{color:#ffe08a;margin-inline-end:.75rem}.preview-bar__id{opacity:.75;font-size:.75rem}.preview-menu{max-width:42rem;margin:0 auto;padding:1.5rem 1rem 3rem}.preview-menu__header h1{margin-bottom:.5rem;font-size:1.5rem}.preview-menu__lede{color:var(--text-muted,#9aa3b2);margin-bottom:.75rem}.preview-menu__section h2{text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted,#9aa3b2);margin:1.5rem 0 .5rem;font-size:1rem}.preview-menu__list{flex-direction:column;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.preview-menu__link{background:var(--surface-elevated,#1a1f2e);color:inherit;border-radius:.5rem;flex-direction:column;gap:.15rem;padding:.75rem 1rem;text-decoration:none;display:flex}.preview-menu__link small{color:var(--text-muted,#9aa3b2);font-family:ui-monospace,monospace}.coach__stage--preview{background:linear-gradient(145deg,#1c2433 0%,#0f1419 55%,#1a2838 100%)}.coach__stage--preview video,.coach__stage--preview canvas{opacity:.12}.coach__preview-label{color:#ffffff8c;pointer-events:none;z-index:2;place-items:center;margin:0;font-size:clamp(1rem,4vw,1.25rem);font-weight:600;display:grid;position:absolute;inset:0}.pwa-update{inset-inline:0;z-index:9999;color:#f5ecd0;background:#2a2410;border-bottom:2px solid #c9a227;flex-wrap:wrap;justify-content:center;align-items:center;gap:.75rem;padding:.75rem 1rem;display:flex;position:fixed;top:0}.pwa-update p{margin:0}.pwa-update .big-button{padding:.5rem 1.25rem;font-size:1rem}@media (prefers-reduced-motion:reduce){.coach *,.intro *{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}
