app-ear-trainer{display:block}.ear-trainer{display:grid;min-width:0;gap:16px}.ear-header,.listening-card,.answer-card{border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(180deg,#ffffff0a,#ffffff03),var(--surface);box-shadow:var(--shadow-sm);backdrop-filter:blur(10px) saturate(.96);-webkit-backdrop-filter:blur(10px) saturate(.96)}.ear-header{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:center;padding:22px}.ear-copy{min-width:0}.ear-eyebrow,.round-kicker{margin:0;color:var(--accent-cool);font-size:.78rem;font-weight:760;text-transform:uppercase}.ear-heading{margin:2px 0 8px;color:#f7f9f9;font-size:1.6rem;font-weight:760;line-height:1.06}.ear-subtitle{max-width:680px;margin:0;color:var(--text-dim);font-size:.94rem;line-height:1.55}.stage-badge{display:grid;min-width:190px;gap:3px;padding:13px 16px;border:1px solid hsl(var(--app-hue) 79% 53% / .28);border-radius:var(--radius);background:hsl(var(--app-hue) 79% 53% / .07)}.stage-badge span,.stage-badge small{color:var(--text-muted);font-size:.7rem;font-weight:700;text-transform:uppercase}.stage-badge strong{color:var(--app-accent-bright);font-size:.92rem}.stage-badge small{font-weight:600;text-transform:none}.ear-stage{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.94fr);min-width:0;gap:16px}.listening-card,.answer-card{display:grid;min-width:0;gap:16px;padding:18px}.round-header{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:12px}.round-header h3,.answer-heading h3{margin:4px 0 0;color:#f7f9f9;font-size:1.16rem;line-height:1.15}.ear-status{display:inline-flex;max-width:min(100%,360px);min-height:32px;align-items:center;padding:6px 11px;border:1px solid hsla(var(--app-hue),68%,78%,.15);border-radius:999px;background:#ffffff0d;color:var(--text-dim);font-size:.76rem;font-weight:650}.ear-status.is-listening{border-color:hsl(var(--app-hue) 79% 53% / .48);background:hsl(var(--app-hue) 79% 53% / .12);color:var(--app-accent-bright)}.note-sequence{display:grid;grid-template-columns:minmax(0,1fr) 56px minmax(0,1fr);gap:12px;align-items:center}.note-card{position:relative;display:grid;min-height:188px;place-items:center;align-content:center;gap:9px;overflow:hidden;border:1px solid hsla(var(--app-hue),64%,78%,.14);border-radius:var(--radius);background:radial-gradient(circle at 50% 30%,hsl(var(--app-hue) 79% 53% / .08),transparent 54%),#ffffff09;transition:border-color .16s ease,background .16s ease,box-shadow .16s ease,transform .16s ease}.note-card.is-active{transform:translateY(-2px);border-color:hsl(var(--app-hue) 100% 72% / .62);background:radial-gradient(circle at 50% 35%,hsl(var(--app-hue) 79% 53% / .24),transparent 58%),#ffffff0d;box-shadow:0 0 0 3px hsl(var(--app-hue) 79% 53% / .11)}.note-card.is-revealed{border-color:hsl(var(--app-hue) 79% 53% / .28)}.note-number{position:absolute;top:12px;left:12px;display:grid;width:29px;height:29px;place-items:center;border:1px solid hsl(var(--app-hue) 79% 53% / .25);border-radius:50%;background:hsl(var(--app-hue) 79% 53% / .07);color:var(--app-accent-bright);font:760 .78rem SFMono-Regular,Consolas,monospace}.sound-wave{display:flex;height:44px;align-items:center;gap:5px}.sound-wave i{width:5px;height:14px;border-radius:999px;background:var(--app-accent);opacity:.52;transition:height .16s ease,opacity .16s ease}.sound-wave i:nth-child(2),.sound-wave i:nth-child(4){height:26px}.sound-wave i:nth-child(3){height:40px}.note-card.is-active .sound-wave i{opacity:1;animation:ear-wave .52s ease-in-out infinite alternate}.note-card.is-active .sound-wave i:nth-child(2){animation-delay:-.14s}.note-card.is-active .sound-wave i:nth-child(3){animation-delay:-.28s}.note-card.is-active .sound-wave i:nth-child(4){animation-delay:-80ms}.note-card.is-active .sound-wave i:nth-child(5){animation-delay:-.22s}.note-card strong{color:#f7f9f9;font-size:1.05rem}.note-card.is-revealed strong{color:var(--app-accent-bright);font-family:SFMono-Regular,Consolas,monospace;font-size:1.35rem}.note-card small{color:var(--text-muted);font-size:.75rem}.sequence-arrow{display:grid;grid-template-columns:1fr auto;align-items:center;color:var(--text-muted)}.sequence-arrow i{height:1px;background:linear-gradient(90deg,transparent,hsl(var(--app-hue) 79% 53% / .35))}.sequence-arrow svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.6}.play-pair-button,.next-pair-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1}.play-pair-button svg{display:block;width:21px;height:21px;flex:0 0 21px;fill:currentColor;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.5}.listening-tip,.answer-hint{margin:-7px 0 0;color:var(--text-muted);font-size:.76rem;line-height:1.45}.answer-card{align-content:start}.answer-choices{display:grid;gap:10px}.answer-choice{display:grid;grid-template-columns:auto minmax(0,1fr) auto;min-height:68px;gap:12px;align-items:center;padding:10px 12px;border:1px solid hsla(var(--app-hue),64%,78%,.16);border-radius:var(--radius);background:#ffffff0b;color:var(--text-main);cursor:pointer;text-align:left;transition:transform .14s ease,border-color .14s ease,background .14s ease}.answer-choice:not(:disabled):hover{transform:translateY(-1px);border-color:hsl(var(--app-hue) 79% 53% / .48);background:hsl(var(--app-hue) 79% 53% / .09)}.answer-choice:disabled{cursor:default;opacity:.54}.answer-choice.is-correct,.answer-choice.is-incorrect{opacity:1}.answer-choice.is-correct{border-color:hsl(var(--app-hue) 100% 72% / .6);background:hsl(var(--app-hue) 79% 53% / .14)}.answer-choice.is-incorrect{border-color:#ef7d689e;background:#ef7d681f}.choice-key{display:grid;width:32px;height:32px;place-items:center;border:1px solid hsl(var(--app-hue) 79% 53% / .26);border-radius:9px;color:var(--app-accent-bright);font:760 .8rem SFMono-Regular,Consolas,monospace}.answer-choice>span:nth-child(2){display:grid;gap:3px}.answer-choice strong{font-size:.9rem}.answer-choice small{color:var(--text-muted);font-size:.7rem}.choice-result{min-width:20px;color:var(--app-accent-bright);font-size:1.25rem;font-weight:800;text-align:center}.answer-choice.is-incorrect .choice-result{color:#ffd1c8}.answer-feedback{display:grid;gap:4px;padding:11px 12px;border:1px solid rgba(239,125,104,.38);border-radius:var(--radius);background:#ef7d6814;color:#ffd1c8}.answer-feedback.is-success{border-color:hsl(var(--app-hue) 79% 53% / .38);background:hsl(var(--app-hue) 79% 53% / .08);color:var(--app-accent-bright)}.answer-feedback strong{font-size:.84rem}.answer-feedback span{color:var(--text-dim);font-size:.76rem;line-height:1.4}.ear-score-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:auto}.ear-score-grid article{display:grid;min-width:0;gap:6px;padding:11px 10px;border:1px solid hsla(var(--app-hue),64%,78%,.14);border-radius:var(--radius);background:#ffffff0b}.ear-score-grid span{color:var(--text-dim);font-size:.7rem;font-weight:650}.ear-score-grid strong{color:#f7f9f9;font:760 1rem SFMono-Regular,Consolas,monospace}@keyframes ear-wave{0%{transform:scaleY(.42)}to{transform:scaleY(1)}}@media(max-width:920px){.ear-stage{grid-template-columns:minmax(0,1fr)}}@media(max-width:720px){.ear-header,.listening-card,.answer-card{padding:16px}.ear-header{grid-template-columns:minmax(0,1fr)}.stage-badge{min-width:0}}@media(max-width:480px){.ear-trainer,.ear-stage{gap:12px}.ear-header,.listening-card,.answer-card{padding:14px}.ear-heading{font-size:clamp(1.35rem,7vw,1.6rem)}.ear-subtitle{font-size:.88rem}.round-header{display:grid}.ear-status{max-width:100%;border-radius:12px}.note-sequence{grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr);gap:6px}.note-card{min-height:154px}.note-number{top:9px;left:9px;width:26px;height:26px}.sequence-arrow i{display:none}.note-card strong{font-size:.86rem}.ear-score-grid{grid-template-columns:minmax(0,1fr)}}@media(prefers-reduced-motion:reduce){.note-card,.sound-wave i,.answer-choice{transition:none;animation:none}}:root{color-scheme:dark;--app-hue: 176;--app-pulse: 0;--app-accent: hsl(var(--app-hue) 79% 53%);--app-accent-bright: hsl(var(--app-hue) 100% 79%);--app-accent-deep: hsl(var(--app-hue) 100% 33%);--app-accent-soft: hsl(var(--app-hue) 79% 53% / .16);--app-accent-faint: hsl(var(--app-hue) 79% 53% / .07);--ios-system-surface: #000;--app-accent-alt: var(--app-accent);--app-accent-alt-soft: var(--app-accent-soft);--bg-0: #030506;--bg-1: #080b0d;--bg-2: #0d1113;--surface: rgba(10, 13, 15, .58);--surface-solid: rgba(13, 17, 19, .72);--surface-soft: rgba(255, 255, 255, .045);--surface-strong: rgba(255, 255, 255, .08);--border: rgba(255, 255, 255, .12);--border-strong: hsl(var(--app-hue) 79% 53% / .3);--text-main: #f3f6f6;--text-dim: #b4bbbd;--text-muted: #788184;--accent-cool: var(--app-accent);--accent-warm: var(--app-accent-alt);--accent-bright: var(--app-accent-bright);--accent-danger: #ff735f;--shadow-lg: 0 24px 70px rgba(0, 0, 0, .58);--shadow-sm: 0 10px 28px rgba(0, 0, 0, .28);--radius: clamp(14px, 1.6vw, 20px)}*{box-sizing:border-box;letter-spacing:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}html,body{margin:0;min-height:100%;overflow-anchor:none}body{min-height:100vh;min-height:100svh;overflow-x:hidden;overflow-y:auto;color:var(--text-main);background:var(--bg-0);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-feature-settings:"kern","liga","tnum";text-rendering:optimizeLegibility}button,input,select{font:inherit}button,select,input[type=range]{-webkit-tap-highlight-color:transparent}button,select{-webkit-appearance:none;appearance:none}app-root{display:block}.backdrop{position:fixed;inset:0;z-index:1;pointer-events:none;background:radial-gradient(circle at 14% 0%,hsl(var(--app-hue) 79% 53% / .045),transparent 34%),linear-gradient(180deg,#02040547,#0204057a)}.mobile-safari-toolbar-blend{display:none}.app-shell{position:relative;z-index:2;width:min(1220px,calc(100% - clamp(20px,3vw,32px)));margin:clamp(10px,2vw,24px) auto max(32px,env(safe-area-inset-bottom));display:grid;grid-template-rows:repeat(4,auto);gap:clamp(12px,1.4vw,16px)}.panel{position:relative;overflow:hidden;padding:clamp(16px,2vw,22px);border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(180deg,#ffffff0a,#ffffff03),var(--surface);box-shadow:var(--shadow-sm),inset 0 1px #ffffff0b;backdrop-filter:blur(10px) saturate(.96);-webkit-backdrop-filter:blur(10px) saturate(.96)}.controls-panel{position:sticky;top:env(safe-area-inset-top);z-index:20;width:100%;margin-left:0;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px clamp(16px,2.4vw,30px);align-items:center;padding:clamp(12px,1.5vw,16px);isolation:isolate;transition:gap .46s cubic-bezier(.2,.8,.2,1),width .52s cubic-bezier(.2,.8,.2,1),margin-left .52s cubic-bezier(.2,.8,.2,1),padding .46s cubic-bezier(.2,.8,.2,1),border-color .32s ease,border-radius .46s cubic-bezier(.2,.8,.2,1),box-shadow .32s ease,background-color .32s ease}.controls-panel.is-condensed{width:100vw;margin-left:calc((100% - 100vw)/2);grid-template-columns:auto minmax(0,1fr);row-gap:0;padding-block:8px;padding-right:max(16px,env(safe-area-inset-right));padding-left:max(16px,env(safe-area-inset-left));border-color:hsla(var(--app-hue),80%,74%,.22);border-radius:0;background-color:#080b0de6;box-shadow:0 18px 48px #00000085,0 0 0 1px hsla(var(--app-hue),90%,68%,.04),inset 0 1px #ffffff0f;backdrop-filter:blur(20px) saturate(1.08);-webkit-backdrop-filter:blur(20px) saturate(1.08)}.controls-panel.is-condensed .hero-controls{width:100%}.panel-details-collapse{grid-column:1 / -1;display:grid;grid-template-rows:1fr;min-width:0;opacity:1;transform:translateY(0);transition:grid-template-rows .46s cubic-bezier(.2,.8,.2,1),opacity .26s ease,transform .46s cubic-bezier(.2,.8,.2,1),visibility 0s linear}.panel-details{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px clamp(16px,2.4vw,30px);align-items:start;min-width:0;min-height:0;overflow:hidden}.controls-panel.is-condensed .panel-details-collapse{grid-template-rows:0fr;opacity:0;visibility:hidden;transform:translateY(-10px);pointer-events:none;transition:grid-template-rows .46s cubic-bezier(.2,.8,.2,1),opacity .2s ease,transform .46s cubic-bezier(.2,.8,.2,1),visibility 0s linear .46s}.controls-panel:before{content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;background:linear-gradient(90deg,hsl(var(--app-hue) 79% 53% / .5),transparent 42%);opacity:calc(.24 + var(--app-pulse) * .22);height:1px}.controls-panel:after{content:"";position:absolute;width:min(46vw,540px);height:250px;right:-8%;top:-90px;z-index:-1;border-radius:50%;background:radial-gradient(circle,hsl(var(--app-hue) 79% 53% / .08),transparent 68%);opacity:.52;pointer-events:none}.eyebrow{margin:0;color:var(--accent-cool);font-size:.78rem;font-weight:700;text-transform:uppercase}.brand-lockup{display:flex;align-items:center;gap:0;min-width:0;border-radius:999px;padding:.75em;flex-wrap:wrap;transition:padding .46s cubic-bezier(.2,.8,.2,1)}.controls-panel.is-condensed .brand-lockup{padding-block:.25em}.hero-copy{min-width:0}.brand-icon{width:clamp(42px,4.4vw,50px);height:clamp(42px,4.4vw,50px);flex:0 0 auto;margin-right:clamp(9px,1vw,12px);border-radius:14px;display:block;filter:drop-shadow(0 0 18px hsla(var(--app-hue),100%,64%,.26)) drop-shadow(0 10px 24px rgba(0,0,0,.42));transform-origin:50% 58%;animation:brand-mark-intro .88s cubic-bezier(.2,.82,.24,1) both;transition:width .46s cubic-bezier(.2,.8,.2,1),height .46s cubic-bezier(.2,.8,.2,1),margin-right .46s cubic-bezier(.2,.8,.2,1)}.controls-panel.is-condensed .brand-icon{width:36px;height:36px;margin-right:8px}.brand-stop-bg-start{stop-color:var(--app-accent-deep)}.brand-stop-bg-end{stop-color:#071012}.brand-stop-bright{stop-color:var(--app-accent-bright)}.brand-stop-accent{stop-color:var(--app-accent)}.brand-stop-alt{stop-color:var(--app-accent-alt)}.brand-icon-tile{fill:url(#brandIconTile)}.brand-icon-halo{fill:hsla(var(--app-hue),100%,68%,.12);transform-box:fill-box;transform-origin:center;transition:fill .18s ease,transform .12s ease}.brand-icon-staff-line,.brand-icon-note-highlight{fill:none}.brand-icon-staff-line{stroke:#ffffff29;stroke-width:4;stroke-linecap:round}.brand-icon-staff-line-alt{stroke:hsla(var(--app-hue),100%,74%,.24)}.brand-icon-note-shadow{fill:#00000061}.brand-icon-note{fill:url(#brandIconNote);filter:drop-shadow(0 0 9px hsla(var(--app-hue),100%,66%,.46));transform-box:fill-box;transform-origin:center bottom;animation:brand-note-intro .76s .16s cubic-bezier(.18,.88,.28,1.18) both}.brand-icon-note-highlight{stroke:#ffffff75;stroke-width:3;stroke-linecap:round;opacity:.78}.title-container{display:flex;align-items:center;flex-direction:row;gap:.25em;position:relative}.title{display:inline-flex;align-items:baseline;max-width:none;padding:.08em .04em .14em;overflow:visible;color:hsla(var(--app-hue),25%,40%,1);font-family:Avenir Next,Avenir,Optima,Helvetica Neue,sans-serif;font-size:clamp(1.8rem,3.2vw,2.5rem);font-weight:500;font-variation-settings:"wght" 500;letter-spacing:-.045em;line-height:1;white-space:nowrap;text-shadow:0 8px 28px rgba(0,0,0,.38);transform:translateY(calc(var(--app-pulse) * -1.5px));transition:transform .1s linear,padding .46s cubic-bezier(.2,.8,.2,1),font-size .46s cubic-bezier(.2,.8,.2,1);padding:1rem 1.5rem;gap:.08em}.controls-panel.is-condensed .title{padding-block:.45rem;font-size:clamp(1.25rem,2.2vw,1.65rem)}.title-word{display:inline-block;will-change:transform,opacity,filter}.title-word-chord{animation:brand-chord-intro .72s .11s cubic-bezier(.2,.82,.24,1) both}.title-word-hug{margin-left:.075em;background:linear-gradient(135deg,var(--app-accent-bright) 8%,var(--app-accent) 58%,hsl(calc(var(--app-hue) + 34) 96% 72%));background-clip:text;color:transparent;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:brand-hug-intro .72s .11s cubic-bezier(.2,.82,.24,1) both}:root.is-mic-live .title-word-hug{filter:drop-shadow(0 0 calc(5px + var(--app-pulse) * 9px) hsla(var(--app-hue),100%,66%,calc(.12 + var(--app-pulse) * .3)))}:root.is-mic-live .brand-icon-halo{fill:hsla(var(--app-hue),100%,68%,calc(.12 + var(--app-pulse) * .12));transform:scale(calc(1 + var(--app-pulse) * .055))}h1,h2,h3,p{overflow-wrap:anywhere}h1{max-width:12ch;margin:-2px 0 0;color:#f7f9f9;font-size:clamp(1.8rem,3.2vw,2.5rem);font-weight:760;line-height:.98}.subtitle{max-width:66ch;margin:0;color:var(--text-dim);font-size:.98rem;line-height:1.55}.hero-tagline{flex:0 0 auto;padding-left:clamp(12px,1.5vw,18px)}.hero-subtitle{position:relative;z-index:1;display:grid;gap:0;max-width:none;color:#f4efe6b8;font-size:clamp(.78rem,1.15vw,.94rem);font-weight:500;letter-spacing:.1em;line-height:1.08;text-shadow:0 2px 18px rgba(0,0,0,.78)}.hero-line{display:flex;align-items:baseline;gap:.5em;color:var(--app-accent-bright);font-weight:600;transform-origin:center bottom;animation:hero-line-bounce .9s ease-in-out infinite alternate;backface-visibility:hidden;-webkit-backface-visibility:hidden;will-change:transform}.hero-word{display:inline-flex;align-items:baseline;gap:.08em}.hero-letter{display:inline-block;transform:translate3d(0,var(--letter-lift, 0),0) scaleY(var(--letter-stretch, 1));transform-origin:center bottom;will-change:transform}.rhythm-wave{position:relative;display:flex;flex:0 0 clamp(82px,9vw,126px);width:clamp(82px,9vw,126px);height:clamp(1.8rem,3.2vw,2.5rem);align-items:center;gap:clamp(2px,.25vw,4px);padding:.12em 0 .12em clamp(9px,1vw,12px);overflow:hidden;opacity:.72;transition:flex-basis .46s cubic-bezier(.2,.8,.2,1),width .46s cubic-bezier(.2,.8,.2,1),height .46s cubic-bezier(.2,.8,.2,1),border-color .24s ease,opacity .24s ease,filter .24s ease}.controls-panel.is-condensed .rhythm-wave{flex-basis:clamp(68px,7vw,92px);width:clamp(68px,7vw,92px);height:1.6rem}.rhythm-wave:before{position:absolute;right:0;left:0;height:1px;border-radius:999px;background:linear-gradient(90deg,transparent,hsla(var(--app-hue),94%,78%,.2),transparent);content:""}.rhythm-wave i{position:relative;z-index:1;flex:1 1 0;min-width:2px;max-width:4px;height:100%;border-radius:999px;background:linear-gradient(180deg,var(--app-accent-bright),var(--app-accent) 48%,var(--app-accent-deep));box-shadow:0 0 12px hsla(var(--app-hue),100%,64%,.2);opacity:.72;transform:scaleY(var(--scale, .22));transform-origin:center;will-change:transform}:root:not(.is-mic-live) .rhythm-wave i{animation:hero-rhythm 1.8s cubic-bezier(.45,0,.55,1) infinite alternate}.rhythm-wave i:nth-child(2n){animation-delay:-1.35s}.rhythm-wave i:nth-child(3n){animation-delay:-.72s}.rhythm-wave i:nth-child(4n){animation-delay:-1.62s}.rhythm-wave i:nth-child(5n){animation-delay:-.96s}:root.is-mic-live .rhythm-wave{border-color:hsla(var(--app-hue),96%,74%,.3);filter:drop-shadow(0 0 12px hsla(var(--app-hue),100%,55%,.14));opacity:.9}.controls{display:flex;flex-wrap:nowrap;gap:10px}.hero-controls{display:flex;align-items:center;justify-content:space-between;gap:clamp(14px,2vw,22px)}.hero-controls .controls{justify-content:flex-end}.btn{min-height:38px;border:1px solid transparent;border-radius:var(--radius);padding:0 15px;color:var(--text-main);font-weight:760;cursor:pointer;transition:transform .16s ease,border-color .16s ease,background .16s ease,color .16s ease,opacity .16s ease}.btn:hover:enabled{transform:translateY(-1px)}.btn:active:enabled{transform:translateY(0)}.btn:focus-visible,.chord-shape-button:focus-visible,.practice-pad:focus-visible,select:focus-visible,input[type=range]:focus-visible{outline:2px solid hsla(var(--app-hue),100%,70%,.78);outline-offset:3px}.btn:disabled{opacity:.46;cursor:not-allowed}.btn-primary{border-color:hsla(var(--app-hue),100%,75%,.82);background:var(--app-accent);color:#07110f;box-shadow:0 10px 24px hsl(var(--app-hue) 79% 53% / .18)}.btn-secondary{border-color:hsl(var(--app-hue) 79% 53% / .28);background:hsl(var(--app-hue) 79% 53% / .07);color:var(--app-accent-bright)}.btn-tertiary{border-color:var(--border);background:#ffffff09;color:var(--text-dim)}.control-icon-btn{display:inline-grid;width:42px;min-width:42px;padding:0;place-items:center;border-color:hsla(var(--app-hue),92%,74%,.3);background:var(--app-accent-faint);color:var(--app-accent-bright)}.control-icon-btn.btn-primary{border-color:hsla(var(--app-hue),100%,75%,.64);background:var(--app-accent-soft);color:var(--app-accent-bright);box-shadow:0 8px 20px hsla(var(--app-hue),100%,50%,.12)}.control-icon{width:20px;height:20px;fill:currentColor;filter:drop-shadow(0 0 7px hsla(var(--app-hue),100%,65%,.28))}.control-icon-stroke{fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}.audio-settings-bar{grid-column:2;position:relative;min-width:0}.audio-settings{overflow:hidden;border:1px solid hsla(var(--app-hue),68%,76%,.13);border-radius:var(--radius);background:#0000002e}.audio-settings summary{position:relative;display:flex;min-height:38px;align-items:center;justify-content:space-between;gap:16px;padding:6px calc(clamp(132px,45%,190px) + 52px) 6px 12px;color:var(--text-dim);cursor:pointer;list-style:none;-webkit-user-select:none;user-select:none}.audio-settings summary::-webkit-details-marker{display:none}.audio-settings summary:focus-visible{outline:2px solid hsla(var(--app-hue),100%,70%,.78);outline-offset:-3px}.settings-summary-copy{display:grid;gap:2px}.settings-summary-copy strong{color:var(--text-main);font-size:.86rem;white-space:nowrap}.settings-summary-copy small{color:var(--text-muted);font-size:.74rem}.audio-settings:not([open]) .settings-summary-copy small{display:none}.settings-action{position:absolute;top:50%;right:15px;display:flex;flex:0 0 auto;align-items:center;gap:9px;color:var(--app-accent-bright);font-size:0;font-weight:720;transform:translateY(-50%)}.settings-action i{width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .18s ease}.audio-settings[open] .settings-action i{transform:rotate(225deg) translate(-2px,-1px)}.sliders{display:grid;grid-template-columns:minmax(8.8rem,12rem) minmax(120px,1fr) 4.2rem;grid-auto-rows:minmax(28px,auto);gap:13px 14px;align-items:center;padding:8px 14px 16px;border-top:1px solid hsla(var(--app-hue),68%,76%,.1);color:var(--text-dim);font-size:.86rem}.sliders>label{white-space:nowrap;font-weight:650}.sliders>span{color:var(--text-main);font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:.82rem;font-variant-numeric:tabular-nums;text-align:right}.sliders>input[type=range]{min-width:0}.label1{grid-area:1 / 1 / 2 / 2}.input1{grid-area:1 / 2 / 2 / 3}.span1{grid-area:1 / 3 / 2 / 4}.label2{grid-area:2 / 1 / 3 / 2}.input2{grid-area:2 / 2 / 3 / 3}.span2{grid-area:2 / 3 / 3 / 4}.label3{grid-area:3 / 1 / 4 / 2}.input3{grid-area:3 / 2 / 4 / 3}.span3{grid-area:3 / 3 / 4 / 4}input[type=range]{width:100%;height:20px;border-radius:0;background:transparent;cursor:pointer;outline:none;-webkit-appearance:none;appearance:none}input[type=range]::-webkit-slider-runnable-track{height:6px;border:1px solid hsla(var(--app-hue),82%,76%,.12);border-radius:999px;background:var(--app-accent)}input[type=range]::-moz-range-track{height:6px;border:1px solid hsla(var(--app-hue),82%,76%,.12);border-radius:999px;background:var(--app-accent)}input[type=range]::-webkit-slider-thumb{width:18px;height:18px;margin-top:-7px;border:2px solid #0c1111;border-radius:50%;background:#fff8ec;box-shadow:0 0 0 1px hsla(var(--app-hue),100%,78%,.64),0 0 16px hsla(var(--app-hue),100%,62%,.32),0 5px 14px #0006;-webkit-appearance:none;appearance:none}input[type=range]::-moz-range-thumb{width:18px;height:18px;border:2px solid #0c1111;border-radius:50%;background:#fff8ec;box-shadow:0 0 0 1px hsla(var(--app-hue),100%,78%,.64),0 0 16px hsla(var(--app-hue),100%,62%,.32),0 5px 14px #0006}input[type=range]::-moz-focus-outer{border:0}select{width:100%;min-height:42px;border:1px solid hsla(var(--app-hue),70%,78%,.2);border-radius:var(--radius);padding:0 38px 0 12px;background:linear-gradient(45deg,transparent 50%,var(--text-dim) 50%) calc(100% - 18px) 18px / 7px 7px no-repeat,linear-gradient(135deg,var(--text-dim) 50%,transparent 50%) calc(100% - 13px) 18px / 7px 7px no-repeat,#080a0a8a;color:var(--text-main);-webkit-appearance:none;appearance:none}.status-row{grid-column:1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.status-pill,.legend-pill,.breakdown-pill{display:inline-flex;align-items:center;min-height:32px;border:1px solid hsla(var(--app-hue),68%,78%,.15);border-radius:999px;background:#ffffff0d;color:var(--text-dim);font-size:.78rem;font-weight:650}.status-pill{justify-content:center;padding:5px 8px;text-align:center}.status-pill.is-hot{border-color:#ef7d688c;background:#ef7d6824;color:#ffd1c8}.status-pill.is-live{border-color:hsla(var(--app-hue),100%,72%,.52);background:hsla(var(--app-hue),96%,62%,.14);color:hsl(var(--app-hue) 100% 88%)}.canvas-wrap{position:fixed;inset:0;z-index:0;width:100vw;height:100vh;height:100svh;height:100dvh;min-height:100vh;overflow:hidden;border:0;border-radius:0;background:#03070b;box-shadow:none;pointer-events:none}.visual-background{filter:saturate(.92) brightness(.98) contrast(1.04)}:root.is-mic-live .visual-background,:root.is-mic-live .brand-icon,:root.is-mic-live .brand-icon-note,:root.is-mic-live .chord-svg-dot,:root.is-mic-live .chord-svg-barre{filter:none}:root.is-mic-live .panel,:root.is-mic-live .rhythm-header,:root.is-mic-live .chord-diagram,:root.is-mic-live .neck-canvas,:root.is-mic-live .trainer-sheet,:root.is-mic-live .trainer-sidebar{backdrop-filter:blur(6px) saturate(1.04);-webkit-backdrop-filter:blur(6px) saturate(1.04)}.canvas-wrap:fullscreen,.canvas-wrap:-webkit-full-screen{width:100vw;height:100vh;min-height:100vh;border:0;border-radius:0;pointer-events:auto}#viz{display:block;width:100%;height:100%}.guitar-panel-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(320px,.94fr);gap:16px;align-items:stretch}.chord-panel,.neck-panel{min-width:0}.chord-header,.neck-header,.pattern-meta{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:20px 16px}.chord-header{margin-bottom:32px}.chord-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:8px;min-width:0}.chord-title,.neck-title,.pattern-kicker{margin:0;color:var(--accent-cool);font-size:.8rem;font-weight:760;text-transform:uppercase}.chord-caption,.neck-caption{margin:4px 0 0;color:var(--text-dim);font-size:.84rem;line-height:1.35}.capo-control{display:grid;grid-template-columns:auto minmax(5.5rem,1fr) minmax(3.2rem,auto);align-items:center;gap:8px;min-height:30px;max-width:100%;padding:5px 9px;border:1px solid hsl(var(--app-hue) 79% 53% / .24);border-radius:999px;background:hsl(var(--app-hue) 79% 53% / .06);color:var(--text-main);font-size:.74rem;font-weight:740}.settings-capo-control{position:absolute;z-index:2;top:4px;right:42px;grid-template-columns:auto minmax(2.5rem,1fr) auto;width:clamp(132px,45%,190px);min-height:30px;gap:6px;padding:3px 7px;background:hsl(var(--app-hue) 79% 53% / .045);font-size:.7rem}.capo-control.settings-capo-control input{width:100%;min-width:0}.capo-control input{width:min(9rem,24vw);min-width:5.5rem;accent-color:var(--app-accent-alt)}.capo-control strong{color:var(--app-accent-bright);font-size:.74rem;line-height:1;white-space:nowrap}.neck-heading-row{display:flex;width:100%;align-items:center;justify-content:space-between;gap:12px}.note-frequency-toggle{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted);cursor:pointer;font-size:.7rem;font-weight:760;letter-spacing:.04em;text-transform:uppercase}.note-frequency-toggle input{position:absolute;width:1px;height:1px;overflow:hidden;opacity:0}.note-frequency-track{position:relative;width:30px;height:18px;flex:0 0 auto;border:1px solid var(--border);border-radius:999px;background:#ffffff12;transition:border-color .16s ease,background .16s ease}.note-frequency-track:after{position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;background:var(--text-muted);content:"";transition:transform .16s ease,background .16s ease}.note-frequency-toggle input:checked+.note-frequency-track{border-color:hsl(var(--app-hue) 79% 53% / .52);background:hsl(var(--app-hue) 79% 53% / .2)}.note-frequency-toggle input:checked+.note-frequency-track:after{background:var(--app-accent-bright);transform:translate(12px)}.note-frequency-toggle input:focus-visible+.note-frequency-track{outline:2px solid hsla(var(--app-hue),100%,70%,.78);outline-offset:3px}.neck-caption{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));align-items:center;gap:4px;height:4rem;min-width:0;width:100%;overflow:hidden}.active-note-chip,.active-notes-empty{display:inline-flex;flex:0 0 auto;align-items:center;min-height:28px;border-radius:999px;white-space:nowrap}.active-note-chip,.active-notes-empty{padding:4px 9px;border:1px solid hsl(var(--app-hue) 79% 53% / .24);background:hsl(var(--app-hue) 79% 53% / .07);color:var(--app-accent-bright);font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:.72rem;font-weight:720}.active-note-chip{width:100%;min-width:0;align-self:center;justify-content:center;gap:0;overflow:hidden;padding-inline:2px;text-align:center}.active-note-frequency{display:none}.neck-caption.show-frequencies .active-note-chip{min-height:44px;flex-direction:column;line-height:1.05}.neck-caption.show-frequencies .active-note-frequency{display:inline;color:var(--text-muted);font-size:clamp(.44rem,2.25vw,.56rem);font-weight:680;font-variant-numeric:tabular-nums;letter-spacing:-.035em}.active-notes-empty{grid-column:1 / -1;justify-self:start;border-color:var(--border);background:#ffffff0b;color:var(--text-muted)}.chord-source-pill{display:inline-flex;align-items:center;min-height:30px;padding:5px 10px;border:1px solid hsla(var(--app-hue),96%,72%,.34);border-radius:999px;background:hsla(var(--app-hue),96%,62%,.11);color:hsl(var(--app-hue) 100% 88%);font-size:.76rem;font-weight:700}.chord-source-pill.is-detected{border-color:hsl(var(--app-hue) 79% 53% / .4);background:hsl(var(--app-hue) 79% 53% / .1);color:var(--app-accent-bright)}.chord-content{display:grid;grid-template-columns:minmax(240px,.88fr) minmax(270px,1fr);gap:16px;align-items:stretch}.chord-diagram,.neck-canvas,.trainer-sheet,.trainer-sidebar{border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(180deg,#ffffff08,#ffffff02),#0508096b;backdrop-filter:blur(9px) saturate(.98);-webkit-backdrop-filter:blur(9px) saturate(.98)}.chord-diagram{display:grid;min-height:330px;place-items:center;overflow:hidden}.chord-diagram svg{display:block;width:min(100%,360px);height:auto}.chord-svg-title{fill:#f7f9f9f5;font:760 30px Inter,ui-sans-serif,system-ui,sans-serif;text-anchor:middle}.chord-svg-capo-label{fill:var(--app-accent-bright);font:800 13px Inter,ui-sans-serif,system-ui,sans-serif;text-anchor:middle}.chord-svg-marker,.chord-svg-string-label,.chord-svg-fret-label{fill:#e5ded2d1;font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;text-anchor:middle}.chord-svg-marker{font-size:17px;font-weight:760;text-transform:uppercase}.chord-svg-string-label{font-size:12px;font-weight:700}.chord-svg-fret-label{font-size:11px}.chord-svg-fret{stroke:#e5ded26b;stroke-linecap:round;stroke-width:1.5}.chord-svg-fret.is-nut{stroke:#fff8eceb;stroke-width:4.6}.chord-svg-fret.is-capo{stroke:var(--app-accent);stroke-width:5.8}.chord-svg-string{stroke:#f5f0e79e;stroke-linecap:round}.chord-svg-string.string-0{stroke-width:3}.chord-svg-string.string-1{stroke-width:2.55}.chord-svg-string.string-2{stroke-width:2.15}.chord-svg-string.string-3{stroke-width:1.78}.chord-svg-string.string-4{stroke-width:1.45}.chord-svg-string.string-5{stroke-width:1.15}.chord-svg-dot,.chord-svg-barre{fill:url(#chordDot);stroke:#fff8ecd6;stroke-width:1.4;filter:drop-shadow(0 8px 14px rgba(0,0,0,.34))}.chord-svg-dot-shine{fill:#ffffff80}.chord-svg-finger{fill:#07110f;font:760 14px SFMono-Regular,Consolas,Liberation Mono,monospace;text-anchor:middle;dominant-baseline:middle}.chord-details{display:grid;align-content:start;gap:12px;min-width:0}.chord-tone-strip,.chord-fret-readout,.chord-shape-library{display:grid;gap:8px}.chord-tone-strip{grid-template-columns:repeat(auto-fit,minmax(58px,1fr))}.tone-chip,.string-chip,.chord-shape-button,.score-card{border:1px solid hsla(var(--app-hue),64%,78%,.14);border-radius:var(--radius);background:#ffffff0d}.tone-chip{display:inline-flex;align-items:center;justify-content:center;min-height:34px;color:var(--app-accent-bright);font-size:.84rem;font-weight:760}.tone-chip.is-played{border-color:hsl(var(--app-hue) 79% 53% / .32);background:hsl(var(--app-hue) 79% 53% / .08)}.chord-fret-readout{grid-template-columns:repeat(auto-fit,minmax(4.8rem,1fr))}.string-chip{display:grid;gap:4px;min-height:68px;padding:10px 8px;color:var(--text-dim);font-size:.72rem;text-align:center}.string-chip strong{color:var(--text-main);font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:1.04rem;line-height:1}.string-chip span{min-width:0;overflow-wrap:anywhere}.chord-shape-library{grid-template-columns:repeat(auto-fit,minmax(5.1rem,1fr))}.chord-shape-button{display:grid;align-content:center;gap:2px;min-height:38px;color:var(--text-main);cursor:pointer;font-size:.8rem;font-weight:700;transition:transform .14s ease,border-color .14s ease,background .14s ease}.chord-shape-button small{color:var(--app-accent);font-size:.66rem;font-weight:760;line-height:1}.chord-shape-button:hover,.chord-shape-button.is-selected{transform:translateY(-1px);border-color:hsla(var(--app-hue),96%,72%,.44);background:hsla(var(--app-hue),96%,62%,.12)}.neck-panel{display:flex;flex-direction:column;justify-content:space-between}.neck-header{margin-bottom:12px}.neck-canvas{display:block;width:100%;height:clamp(190px,24vh,260px);margin-bottom:24px}.rhythm-panel{padding:0;border:0;background:transparent;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}.site-footer{position:relative;display:flex;min-width:0;align-items:stretch;justify-content:space-between;gap:clamp(12px,2vw,24px);padding:clamp(10px,1.4vw,14px);overflow:hidden;border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(100deg,hsl(var(--app-hue) 79% 53% / .045),transparent 48%),#080b0d8f;box-shadow:var(--shadow-sm),inset 0 1px #ffffff0a;backdrop-filter:blur(10px) saturate(.96);-webkit-backdrop-filter:blur(10px) saturate(.96)}.site-footer:before{position:absolute;inset:0 auto 0 0;width:1px;background:linear-gradient(180deg,transparent,var(--app-accent),transparent);opacity:.72;content:""}.footer-link{position:relative;display:flex;min-width:0;align-items:center;gap:11px;border-radius:calc(var(--radius) - 5px);padding:8px 10px;color:var(--text-main);text-decoration:none;transition:background-color .16s ease,color .16s ease,transform .16s ease}.footer-link:hover{background:var(--app-accent-faint);color:var(--app-accent-bright);transform:translateY(-1px)}.footer-link:focus-visible{outline:2px solid hsla(var(--app-hue),100%,70%,.78);outline-offset:2px}.footer-link-copy{display:grid;gap:2px;min-width:0}.footer-link-copy small{color:var(--text-muted);font-size:.67rem;font-weight:700;letter-spacing:.08em;line-height:1;text-transform:uppercase}.footer-link-copy strong{color:currentColor;font-size:.87rem;line-height:1.2}.footer-instagram-icon{width:25px;height:25px;flex:0 0 25px;fill:none;stroke:var(--app-accent-bright);stroke-linecap:round;stroke-linejoin:round;stroke-width:1.65;filter:drop-shadow(0 0 8px hsla(var(--app-hue),100%,65%,.2))}.footer-instagram-dot{fill:var(--app-accent-bright);stroke:none}.footer-arrow{width:18px;height:18px;margin-left:2px;fill:none;stroke:var(--text-muted);stroke-linecap:round;stroke-linejoin:round;stroke-width:1.6;transition:stroke .16s ease,transform .16s ease}.footer-link:hover .footer-arrow{stroke:currentColor;transform:translate(1px,-1px)}.footer-divider{width:1px;align-self:stretch;background:linear-gradient(180deg,transparent,var(--border),transparent)}.footer-author{justify-content:flex-end}.footer-author-copy{text-align:right}.footer-author-logo-frame{display:block;width:clamp(108px,11vw,138px);aspect-ratio:440 / 202;flex:0 0 auto;overflow:hidden;opacity:.88;transition:opacity .16s ease,filter .16s ease}.footer-author-logo{display:block;width:100%;height:100%;filter:grayscale(1) sepia(1) saturate(6) hue-rotate(calc((var(--app-hue) - 43) * 1deg)) brightness(1.06) contrast(1.08);mix-blend-mode:screen;object-fit:contain}.footer-author:hover .footer-author-logo-frame{opacity:1;filter:drop-shadow(0 0 10px hsla(var(--app-hue),100%,65%,.14))}.rhythm-trainer{display:grid;grid-template-columns:minmax(0,1fr);min-width:0;gap:16px}.rhythm-header{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,360px);min-width:0;gap:16px;align-items:start;padding:22px;border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(180deg,#ffffff0a,#ffffff03),var(--surface);box-shadow:var(--shadow-sm);backdrop-filter:blur(10px) saturate(.96);-webkit-backdrop-filter:blur(10px) saturate(.96)}.rhythm-copy{min-width:0}.rhythm-heading{margin:2px 0 8px;color:#f7f9f9;font-size:1.6rem;font-weight:760;line-height:1.06}.rhythm-subtitle{margin-bottom:0}.trainer-controls{display:grid;grid-template-columns:minmax(0,1fr);min-width:0;gap:12px}.trainer-control{display:grid;grid-template-columns:minmax(0,1fr);min-width:0;gap:7px;color:var(--text-dim);font-size:.84rem;font-weight:650}.trainer-control--wide{gap:10px}.trainer-control select,.trainer-control input[type=range]{max-width:100%}.trainer-control input[type=range]{margin-inline:0}.trainer-stage{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.94fr);min-width:0;gap:16px}.trainer-sheet,.trainer-sidebar{display:grid;grid-template-columns:minmax(0,1fr);min-width:0;gap:14px;padding:18px}.pattern-meta>*{min-width:0}.pattern-kicker{margin:0 0 4px}.pattern-name{margin:0;color:#f7f9f9;font-size:1.18rem;font-weight:760;line-height:1.1}.pattern-notation{max-width:100%;margin:0;padding:6px 10px;border:1px solid hsl(var(--app-hue) 79% 53% / .24);border-radius:999px;background:hsl(var(--app-hue) 79% 53% / .07);color:var(--app-accent-bright);font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:.78rem}.pattern-description{margin:0;color:var(--text-dim);font-size:.9rem;line-height:1.5}.notation-grid{display:grid;grid-template-columns:repeat(16,minmax(0,1fr));min-width:0;gap:8px}.notation-slot{display:grid;min-height:70px;gap:8px;align-content:center;justify-items:center;padding:10px 4px;border:1px solid hsla(var(--app-hue),64%,78%,.13);border-radius:var(--radius);background:#ffffff0c;transition:transform .14s ease,background .14s ease,border-color .14s ease}.notation-slot.is-hit{border-color:hsla(var(--app-hue),96%,72%,.28);background:linear-gradient(180deg,hsla(var(--app-hue),96%,62%,.15),hsla(var(--app-hue),96%,62%,.05))}.notation-slot.is-accent{box-shadow:inset 0 2px hsla(calc(var(--app-hue) + 48),96%,68%,.36)}.notation-slot.is-active{transform:translateY(-2px);border-color:hsla(calc(var(--app-hue) + 48),96%,70%,.68);background:linear-gradient(180deg,hsla(calc(var(--app-hue) + 48),96%,62%,.2),hsla(var(--app-hue),96%,54%,.12))}.notation-slot.is-hit-feedback{border-color:hsla(var(--app-hue),100%,72%,.74);background:linear-gradient(180deg,hsla(var(--app-hue),96%,62%,.24),hsla(var(--app-hue),96%,62%,.1))}.notation-slot.is-miss-feedback{border-color:#ef7d68b3;background:linear-gradient(180deg,#ef7d6838,#ef7d6814)}.notation-count{color:var(--text-dim);font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:.76rem}.notation-mark{color:var(--text-main);font-size:1.12rem;line-height:1}.legend-row,.breakdown-row{display:flex;flex-wrap:wrap;gap:8px}.legend-pill,.breakdown-pill{justify-content:flex-start;padding:6px 10px}.trainer-status{display:grid;grid-template-columns:minmax(0,1fr);gap:8px}.trainer-status .status-pill{justify-content:flex-start;padding-inline:12px;text-align:left}.trainer-actions{display:flex;flex-wrap:wrap;gap:10px}.practice-pad{width:100%;min-height:154px;border:1px solid hsla(var(--app-hue),70%,78%,.16);border-radius:var(--radius);background:linear-gradient(180deg,hsl(var(--app-hue) 79% 53% / .09),hsl(var(--app-hue) 79% 53% / .025)),#ffffff06;color:#f7f9f9;cursor:pointer;font-size:1.5rem;font-weight:760;transition:transform .12s ease,border-color .12s ease,box-shadow .12s ease,background .12s ease}.practice-pad:hover{transform:translateY(-1px)}.practice-pad.is-live{border-color:hsla(var(--app-hue),96%,72%,.4)}.practice-pad.is-beat{border-color:hsla(calc(var(--app-hue) + 48),96%,70%,.54);background:linear-gradient(180deg,hsla(calc(var(--app-hue) + 48),96%,62%,.2),hsla(var(--app-hue),92%,50%,.12)),#ffffff0a;box-shadow:0 0 0 3px hsla(calc(var(--app-hue) + 48),96%,62%,.16)}.practice-pad.is-hit{border-color:hsla(var(--app-hue),100%,72%,.56);background:linear-gradient(180deg,hsla(var(--app-hue),96%,62%,.26),hsla(var(--app-hue),96%,62%,.09)),#ffffff0a;box-shadow:0 0 0 3px hsla(var(--app-hue),96%,62%,.18)}.practice-pad.is-miss{border-color:#ef7d6894;background:linear-gradient(180deg,#ef7d6833,hsla(calc(var(--app-hue) + 48),96%,54%,.1)),#ffffff0a;box-shadow:0 0 0 3px #ef7d6824}.pad-caption{margin:-4px 0 0;color:var(--text-muted);font-size:.78rem;line-height:1.45}.score-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.score-card{display:grid;gap:6px;min-width:0;padding:13px 14px}.score-card span{color:var(--text-dim);font-size:.78rem;font-weight:650}.score-card strong{color:#f7f9f9;font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:1.18rem;line-height:1.1}:root.is-chord-flash .panel,:root.is-chord-flash .rhythm-header,:root.is-chord-flash .trainer-sheet,:root.is-chord-flash .trainer-sidebar{animation:chord-panel-flash .44s ease-out}@keyframes chord-panel-flash{0%{border-color:hsla(var(--app-hue),100%,78%,.72);box-shadow:0 0 0 1px hsla(var(--app-hue),100%,70%,.24),0 0 42px hsla(var(--app-hue),100%,62%,.22),var(--shadow-sm)}to{border-color:var(--border)}}@keyframes hero-rhythm{0%{opacity:.38;transform:scaleY(.14)}52%{opacity:.72;transform:scaleY(.54)}to{opacity:.48;transform:scaleY(.25)}}@keyframes hero-line-bounce{0%{transform:translate3d(0,1px,0)}to{transform:translate3d(0,-2px,0)}}@keyframes brand-mark-intro{0%{opacity:0;transform:translateY(8px) rotate(-7deg) scale(.78)}62%{opacity:1;transform:translateY(-1px) rotate(1.5deg) scale(1.04)}to{opacity:1;transform:none}}@keyframes brand-note-intro{0%{opacity:0;transform:translateY(-12px) scale(.82)}68%{opacity:1;transform:translateY(2px) scale(1.04)}to{opacity:1;transform:none}}@keyframes brand-chord-intro{0%{opacity:0;filter:blur(5px);transform:translate(-.42em)}72%{opacity:1;filter:blur(0);transform:translate(.025em)}to{opacity:1;filter:blur(0);transform:none}}@keyframes brand-hug-intro{0%{opacity:0;filter:blur(5px);transform:translate(.42em)}72%{opacity:1;filter:blur(0);transform:translate(-.025em)}to{opacity:1;filter:blur(0);transform:none}}@keyframes brand-line-intro{to{transform:scaleX(1)}}@media(max-width:880px){.controls-panel{grid-template-columns:1fr}.controls-panel.is-condensed{grid-template-columns:minmax(0,1fr) auto;column-gap:8px}.controls-panel.is-condensed .hero-tagline,.controls-panel.is-condensed .rhythm-wave{display:none}.status-row,.audio-settings-bar{grid-column:1}.panel-details{grid-template-columns:1fr}.hero-controls,.hero-controls .controls{justify-content:flex-end}}@supports (-webkit-touch-callout: none){@media(max-width:880px){.mobile-safari-toolbar-blend{position:fixed;inset:0 0 auto;z-index:1;display:block;height:calc(env(safe-area-inset-top) + 1px);pointer-events:none;opacity:0;background:var(--ios-system-surface);box-shadow:none;transform:translateY(-4px);transition:opacity .26s ease,transform .42s cubic-bezier(.2,.8,.2,1)}.mobile-safari-toolbar-blend.is-visible{opacity:1;transform:translateY(0)}.controls-panel.is-condensed{border-color:#ffffff1a;background:linear-gradient(180deg,var(--ios-system-surface) 0%,rgba(2,5,7,.98) 32%,rgba(6,10,12,.96) 68%,rgba(8,11,13,.9) 100%);box-shadow:0 18px 48px #00000085,inset 0 1px #ffffff0a,inset 0 -1px #0a84ff29}.controls-panel.is-condensed:before{opacity:0}.controls-panel.is-condensed:after{background:radial-gradient(circle,rgba(10,132,255,.06),transparent 68%)}}}@media(max-width:1040px){.guitar-panel-grid{grid-template-columns:1fr}.chord-diagram{min-height:300px}}@media(max-width:920px){.rhythm-header,.trainer-stage{grid-template-columns:minmax(0,1fr)}}@media(max-width:840px){.notation-grid{grid-template-columns:repeat(8,minmax(0,1fr))}}@media(max-width:720px){.app-shell{width:min(calc(100% - 20px),680px);margin:max(10px,env(safe-area-inset-top)) auto max(24px,env(safe-area-inset-bottom));grid-template-rows:repeat(4,auto);gap:12px}.panel,.rhythm-header,.trainer-sheet,.trainer-sidebar{padding:16px}.chord-content{grid-template-columns:1fr}h1{max-width:100%;font-size:2rem}.hero-copy{gap:12px}.brand-lockup{gap:0}.brand-icon{width:38px;height:38px;margin-right:8px;border-radius:11px}.controls{display:grid;grid-template-columns:repeat(3,42px);justify-content:center}.controls #startBtn{grid-column:auto}.controls .btn{padding:0}.sliders{grid-template-columns:minmax(0,1fr) auto;grid-template-rows:repeat(3,auto auto);row-gap:8px;padding:12px 14px 16px}.label1{grid-area:1 / 1 / 2 / 2}.span1{grid-area:1 / 2 / 2 / 3}.input1{grid-area:2 / 1 / 3 / 3}.label2{grid-area:3 / 1 / 4 / 2}.span2{grid-area:3 / 2 / 4 / 3}.input2{grid-area:4 / 1 / 5 / 3}.label3{grid-area:5 / 1 / 6 / 2}.span3{grid-area:5 / 2 / 6 / 3}.input3{grid-area:6 / 1 / 7 / 3}.neck-canvas{height:clamp(170px,28vh,230px);margin-bottom:10px}}@media(min-width:721px)and (max-width:880px){.hero-controls{justify-content:space-between}}@media(max-width:350px){.controls{grid-template-columns:repeat(3,42px)}.controls #startBtn{grid-column:auto}.audio-settings summary{min-height:72px;align-items:flex-start;padding:7px 36px 39px 12px}.audio-settings[open] summary{min-height:92px}.settings-capo-control{inset:36px 42px auto 12px;width:auto}.audio-settings[open]+.settings-capo-control{top:55px}.settings-action{top:14px;transform:none}}@media(max-width:420px){.hero-subtitle{display:grid;gap:2px}.brand-lockup{gap:0}.brand-icon{width:32px;height:32px;margin-right:6px;border-radius:9px}.title{font-size:1.2rem;white-space:nowrap}.rhythm-wave{display:flex;flex-basis:68px;width:68px;height:1.2rem;gap:1px;padding-left:6px}.hero-controls{gap:6px}.controls{grid-template-columns:repeat(3,36px);gap:6px}.control-icon-btn{width:36px;min-width:36px;min-height:36px}.hero-tagline{flex:1 1 auto;min-width:0;padding-left:10px}.hero-line{flex-wrap:wrap;row-gap:.2em}.hero-subtitle{font-size:.72rem}.status-row{grid-template-columns:repeat(4,minmax(0,1fr))}.status-pill{padding-inline:4px;font-size:.67rem;white-space:nowrap}.settings-action i{margin-right:3px}.controls-panel.is-condensed{padding-inline:10px}.controls-panel.is-condensed .brand-lockup{padding-inline:.25rem}.controls-panel.is-condensed .brand-icon{width:30px;height:30px;margin-right:5px}.controls-panel.is-condensed .title{padding-inline:.25rem;font-size:1.05rem}.controls-panel.is-condensed .controls{grid-template-columns:repeat(3,36px);gap:6px}.controls-panel.is-condensed .control-icon-btn{width:36px;min-width:36px;min-height:36px}}@media(max-width:480px){.controls-panel:not(.is-condensed) .brand-lockup{flex-wrap:nowrap;justify-content:center;padding:.5em}.controls-panel:not(.is-condensed) .title-container{min-width:0}.controls-panel:not(.is-condensed) .title{padding:.65rem .75rem}.controls-panel:not(.is-condensed) .hero-controls{display:grid;grid-template-columns:minmax(0,1fr);gap:10px}.controls-panel:not(.is-condensed) .hero-tagline{width:100%;padding-inline:2px}.controls-panel:not(.is-condensed) .hero-subtitle,.controls-panel:not(.is-condensed) .hero-line{min-width:0}.controls-panel:not(.is-condensed) .hero-line{justify-content:center}.controls-panel:not(.is-condensed) .controls{width:100%;grid-template-columns:repeat(3,minmax(0,1fr))}.controls-panel:not(.is-condensed) .control-icon-btn{width:100%;min-width:0;min-height:40px}.status-row{grid-template-columns:repeat(2,minmax(0,1fr))}.status-pill{padding-inline:8px;font-size:.72rem}.rhythm-trainer .trainer-status .status-pill{white-space:normal;overflow-wrap:anywhere}.rhythm-trainer,.trainer-stage{gap:12px}.rhythm-header,.trainer-sheet,.trainer-sidebar{padding:14px}.rhythm-heading{font-size:clamp(1.35rem,7vw,1.6rem)}.rhythm-subtitle{font-size:.88rem;line-height:1.45}.pattern-meta{gap:10px}.pattern-notation{font-size:.72rem}.notation-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.notation-slot{min-height:58px;padding:8px 4px}.legend-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.legend-row .legend-pill{justify-content:center;min-width:0;text-align:center}.legend-row .legend-pill:last-child{grid-column:1 / -1}.practice-pad{min-height:120px;font-size:1.3rem}}@media(max-width:560px){.rhythm-panel{overflow:visible;padding:0;border:0;background:transparent;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}.site-footer{flex-direction:column;gap:2px;padding:8px}.footer-link{width:100%}.footer-divider{width:auto;height:1px;align-self:stretch;background:linear-gradient(90deg,transparent,var(--border),transparent)}.footer-author{justify-content:space-between}.footer-author-copy{text-align:left}.footer-author-logo-frame{width:118px}.chord-fret-readout{grid-template-columns:repeat(3,minmax(0,1fr))}.score-grid{grid-template-columns:1fr}.trainer-actions{flex-direction:column}.trainer-actions .btn{width:100%}.notation-grid{gap:6px}.notation-slot{min-height:62px}}@supports (-webkit-touch-callout: none){@media(max-width:880px){.app-shell{margin-bottom:0;padding-bottom:calc(64px + env(safe-area-inset-bottom,0px))}}}@media(prefers-reduced-motion:reduce){.btn,.note-frequency-track,.note-frequency-track:after,.controls-panel,.mobile-safari-toolbar-blend,.panel-details-collapse,.controls-panel.is-condensed .panel-details-collapse,.notation-slot,.practice-pad,.chord-shape-button,:root.is-chord-flash .panel,:root.is-chord-flash .rhythm-header,:root.is-chord-flash .trainer-sheet,:root.is-chord-flash .trainer-sidebar,.rhythm-wave i,.hero-line,.hero-letter,.brand-lockup,.brand-icon,.brand-icon-note,.rhythm-wave,.title:after,.title-word,.settings-action i{transition:none;animation:none}.footer-link,.footer-author-logo-frame,.footer-arrow{transition:none}.rhythm-wave i{opacity:.58;transform:scaleY(var(--scale, .3))}.hero-letter{transform:none}.title{transform:none;transition:none}.title:after{transform:scaleX(1)}:root.is-mic-live .title-word-hug,:root.is-mic-live .brand-icon-halo{filter:none;transform:none}}