:root{color-scheme:dark;--app-hue: 176;--app-pulse: 0;--app-accent: hsl(var(--app-hue) 96% 63%);--app-accent-bright: hsl(var(--app-hue) 100% 75%);--app-accent-deep: hsl(var(--app-hue) 88% 43%);--app-accent-soft: hsla(var(--app-hue), 96%, 63%, .18);--app-accent-faint: hsla(var(--app-hue), 96%, 63%, .08);--app-accent-alt: hsl(calc(var(--app-hue) + 150) 88% 62%);--app-accent-alt-soft: hsla(calc(var(--app-hue) + 150), 88%, 62%, .16);--bg-0: #05090b;--bg-1: #0d1517;--bg-2: #17101a;--surface: hsla(calc(var(--app-hue) + 220), 24%, 7%, .52);--surface-solid: hsla(calc(var(--app-hue) + 220), 20%, 10%, .78);--surface-soft: hsla(var(--app-hue), 92%, 70%, .08);--surface-strong: hsla(var(--app-hue), 92%, 70%, .15);--border: hsla(var(--app-hue), 80%, 78%, .2);--border-strong: hsla(var(--app-hue), 92%, 78%, .34);--text-main: #f4efe6;--text-dim: #b8b0a2;--text-muted: #827b72;--accent-cool: var(--app-accent);--accent-warm: var(--app-accent-alt);--accent-bright: hsl(calc(var(--app-hue) + 48) 96% 67%);--accent-danger: #ef7d68;--shadow-lg: 0 24px 70px rgba(0, 0, 0, .42);--shadow-sm: 0 10px 28px rgba(0, 0, 0, .22);--radius: 8px}*{box-sizing:border-box;letter-spacing:0}html,body{margin:0;min-height:100%}body{min-height:100vh;overflow-x:hidden;overflow-y:auto;color:var(--text-main);background:#030507;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}app-root{display:block}.backdrop{position:fixed;inset:0;z-index:1;pointer-events:none;background:repeating-linear-gradient(90deg,rgba(242,234,218,.04) 0,rgba(242,234,218,.04) 1px,transparent 1px,transparent 88px),repeating-linear-gradient(0deg,hsla(var(--app-hue),96%,68%,.04) 0,hsla(var(--app-hue),96%,68%,.04) 1px,transparent 1px,transparent 88px),linear-gradient(125deg,hsla(var(--app-hue),96%,62%,.14),transparent 38%),linear-gradient(305deg,var(--app-accent-alt-soft),transparent 42%),radial-gradient(circle at center,transparent 0%,rgba(0,0,0,.38) 74%,rgba(0,0,0,.68) 100%);-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 82%);mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 82%)}.app-shell{position:relative;z-index:2;width:min(1220px,calc(100vw - 32px));margin:24px auto 40px;display:grid;grid-template-rows:auto auto auto;gap:16px}.panel{position:relative;overflow:hidden;padding:22px;border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(180deg,#ffffff18,#ffffff06),var(--surface);box-shadow:var(--shadow-sm),inset 0 1px #ffffff14;-webkit-backdrop-filter:blur(24px) saturate(1.26);backdrop-filter:blur(24px) saturate(1.26)}.controls-panel{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;isolation:isolate}.controls-panel:before{content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;background:linear-gradient(90deg,hsla(var(--app-hue),100%,70%,.48),transparent 34%,var(--app-accent-alt-soft));opacity:calc(.32 + var(--app-pulse) * .28);height:1px}.eyebrow{margin:0;color:var(--accent-cool);font-size:.78rem;font-weight:700;text-transform:uppercase}.brand-lockup{display:flex;align-items:center;gap:12px;min-width:0}.brand-icon{width:clamp(46px,5.4vw,58px);height:clamp(46px,5.4vw,58px);flex:0 0 auto;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))}.brand-stop-bg-start{stop-color:var(--app-accent-deep)}.brand-stop-bg-end{stop-color:hsl(calc(var(--app-hue) + 220) 62% 10%)}.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)}.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))}.brand-icon-note-highlight{stroke:#ffffff75;stroke-width:3;stroke-linecap:round;opacity:.78}.title{color:var(--app-accent-bright);text-shadow:0 0 18px hsla(var(--app-hue),100%,66%,.2),0 1px 0 rgba(255,255,255,.08)}h1,h2,h3,p{overflow-wrap:anywhere}h1{max-width:12ch;margin:-2px 0 0;color:#fff8ec;font-size:2.45rem;font-weight:760;line-height:.98}.subtitle{max-width:66ch;margin:0;color:var(--text-dim);font-size:.98rem;line-height:1.55}.feature-strip{display:flex;flex-wrap:wrap;gap:8px;margin:2px 0 0}.feature-chip{display:inline-flex;align-items:center;min-height:30px;padding:5px 10px;border:1px solid var(--border);border-radius:999px;background:#ffffff0b;color:var(--text-dim);font-size:.78rem;font-weight:650}.controls{display:flex;flex-wrap:wrap;gap:10px;margin:2px 0 0}.btn{min-height:42px;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:linear-gradient(180deg,var(--app-accent-bright),var(--app-accent));color:#07110f;box-shadow:0 10px 24px hsla(var(--app-hue),100%,60%,.26)}.btn-secondary{border-color:hsla(calc(var(--app-hue) + 48),96%,70%,.44);background:hsla(calc(var(--app-hue) + 48),96%,62%,.12);color:hsl(calc(var(--app-hue) + 48) 98% 82%)}.btn-tertiary{border-color:hsla(var(--app-hue),70%,78%,.18);background:hsla(var(--app-hue),80%,72%,.06);color:var(--text-dim)}.sliders{display:grid;grid-template-columns:minmax(10.8rem,13rem) minmax(180px,1fr) 4.8rem;grid-auto-rows:minmax(28px,auto);gap:13px 14px;align-items:center;margin-top:2px;padding:16px;border:1px solid hsla(var(--app-hue),68%,76%,.13);border-radius:var(--radius);background:#00000038;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:linear-gradient(90deg,var(--app-accent),var(--app-accent-alt))}input[type=range]::-moz-range-track{height:6px;border:1px solid hsla(var(--app-hue),82%,76%,.12);border-radius:999px;background:linear-gradient(90deg,var(--app-accent),var(--app-accent-alt))}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{display:grid;grid-template-columns:repeat(auto-fit,minmax(132px,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:6px 11px;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:100dvh;min-height:100vh;overflow:hidden;border:0;border-radius:0;background:#03070b;box-shadow:none;pointer-events:none}.visual-background{filter:saturate(1.18) 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{-webkit-backdrop-filter:blur(10px) saturate(1.04);backdrop-filter:blur(10px) 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:10px 16px}.chord-header{margin-bottom:16px}.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}.neck-caption{height:4rem;width:100%}.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:hsla(calc(var(--app-hue) + 48),96%,70%,.5);background:hsla(calc(var(--app-hue) + 48),96%,62%,.14);color:hsl(calc(var(--app-hue) + 48) 100% 84%)}.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 hsla(var(--app-hue),64%,78%,.14);border-radius:var(--radius);background:linear-gradient(180deg,#ffffff12,#ffffff05),#0608085c;-webkit-backdrop-filter:blur(20px) saturate(1.16);backdrop-filter:blur(20px) saturate(1.16)}.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:#fff8ecf5;font:760 30px 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-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:hsl(calc(var(--app-hue) + 48) 96% 72%);font-size:.84rem;font-weight:760}.tone-chip.is-played{border-color:hsla(calc(var(--app-hue) + 48),96%,70%,.38);background:hsla(calc(var(--app-hue) + 48),96%,62%,.12)}.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{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: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}.rhythm-trainer{display:grid;gap:16px}.rhythm-header{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,360px);gap:16px;align-items:start;padding:22px;border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(180deg,#ffffff17,#ffffff06),var(--surface);box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(24px) saturate(1.26);backdrop-filter:blur(24px) saturate(1.26)}.rhythm-copy{min-width:0}.rhythm-heading{margin:2px 0 8px;color:#fff8ec;font-size:1.6rem;font-weight:760;line-height:1.06}.rhythm-subtitle{margin-bottom:0}.trainer-controls{display:grid;gap:12px}.trainer-control{display:grid;gap:7px;color:var(--text-dim);font-size:.84rem;font-weight:650}.trainer-control--wide{gap:10px}.trainer-stage{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.94fr);gap:16px}.trainer-sheet,.trainer-sidebar{display:grid;gap:14px;padding:18px}.pattern-kicker{margin:0 0 4px}.pattern-name{margin:0;color:#fff8ec;font-size:1.18rem;font-weight:760;line-height:1.1}.pattern-notation{margin:0;padding:6px 10px;border:1px solid hsla(calc(var(--app-hue) + 48),96%,70%,.32);border-radius:999px;background:hsla(calc(var(--app-hue) + 48),96%,62%,.11);color:hsl(calc(var(--app-hue) + 48) 100% 80%);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));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;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 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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:#fff8ec;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 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