:root{color:var(--color-text);background:var(--color-page);--color-page:#f6f7f5;--color-surface:#fff;--color-surface-soft:#f1f5f2;--color-border:#d9e0dc;--color-border-strong:#bdc9c2;--color-text:#1f2933;--color-muted:#596672;--color-subtle:#7a8892;--color-accent:#24745b;--color-accent-hover:#19533f;--color-accent-soft:#e7f2ed;--color-danger:#9f3a32;--color-focus:#8fbfad;--degree-root:#936000;--degree-third:#2563a6;--degree-fifth:#5f6b76;--degree-seventh:#b5472f;--degree-ninth:#6842b8;--degree-fourth:#087f72;--shadow-card:0 1px 2px #1f293314;--radius-sm:6px;--radius-md:8px;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:28px;--panel-bg:var(--color-surface);--panel-border:var(--color-border);--text:var(--color-text);--muted:var(--color-muted);--meta:var(--color-subtle);--soft:var(--color-surface-soft);--accent:var(--color-accent);--accent-strong:var(--color-accent-hover);--danger:var(--color-danger);--card-line:var(--color-border);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.public-shell{max-width:1180px;margin:0 auto;padding:24px}.public-header{justify-content:space-between;align-items:center;gap:24px;margin-bottom:32px;display:flex}.public-header nav{align-items:center;gap:12px;display:flex}.public-header nav a,.brand-link{color:var(--text);text-decoration:none}.public-header nav a{border:1px solid var(--panel-border);border-radius:8px;align-items:center;gap:7px;padding:10px 14px;display:inline-flex}.brand-link{font-weight:800;display:grid}.brand-link small{color:var(--muted);font-weight:600}.landing-hero{grid-template-columns:minmax(0,1.4fr) minmax(260px,.6fr);align-items:center;gap:clamp(32px,7vw,96px);min-height:520px;display:grid}.landing-hero h1{letter-spacing:-.055em;max-width:760px;font-size:clamp(2.4rem,6vw,5rem);line-height:.98}.landing-hero p{max-width:650px;color:var(--muted);font-size:1.15rem}.landing-actions{align-items:center;gap:18px;margin-top:28px;display:flex}.landing-actions button{align-items:center;gap:8px;display:inline-flex}.landing-shape{background:var(--panel-bg);border:1px solid var(--panel-border);box-shadow:var(--shadow-card);text-align:center;border-radius:18px;padding:24px}.landing-steps,.pricing-grid{grid-template-columns:repeat(3,1fr);gap:16px;margin:32px 0;display:grid}.landing-steps article,.landing-proof,.pricing-grid article,.auth-panel,.account-page{background:var(--panel-bg);border:1px solid var(--panel-border);border-radius:14px;padding:24px}.landing-steps svg{color:var(--accent)}.landing-proof{margin:48px 0}.public-footer{border-top:1px solid var(--panel-border);flex-wrap:wrap;gap:18px;padding:24px 0;display:flex}.public-footer a{color:var(--muted)}.legal-page{max-width:760px;margin:72px auto;line-height:1.7}.auth-panel,.account-page,.pricing-page{max-width:760px;margin:72px auto}.auth-panel form{gap:16px;margin:24px 0 12px;display:grid}.auth-panel label{gap:6px;display:grid}.auth-panel button{justify-content:center;align-items:center;gap:8px;display:inline-flex}.pricing-page{max-width:980px}.pricing-grid{grid-template-columns:repeat(2,1fr)}.pricing-grid ul{gap:10px;padding:0;list-style:none;display:grid}.pricing-grid li{align-items:center;gap:8px;display:flex}.pricing-grid svg{width:18px;color:var(--accent)}.pricing-featured{outline:2px solid var(--accent)}.price{font-size:1.8rem;font-weight:800}.pricing-actions{gap:8px;display:flex}.account-link{min-width:44px;min-height:44px;color:var(--text);border:1px solid var(--panel-border);border-radius:8px;justify-content:center;align-items:center;display:inline-flex}.cloud-migration{border:1px solid var(--accent);border-radius:10px;justify-content:space-between;align-items:center;gap:16px;margin-bottom:12px;padding:12px 16px;display:flex}.cloud-migration p,.plan-status{margin:0}.plan-status{color:var(--muted);margin-bottom:10px}@media (width<=720px){.public-shell{padding:16px}.public-header{align-items:flex-start}.public-header nav a:first-child{display:none}.landing-hero{grid-template-columns:1fr;min-height:auto}.landing-hero h1{font-size:2.7rem}.landing-shape{width:100%;max-width:340px;margin:auto}.landing-steps,.pricing-grid{grid-template-columns:1fr}.landing-actions,.cloud-migration{flex-direction:column;align-items:flex-start}.metronome-popover{width:auto;max-height:calc(100dvh - 88px);position:fixed;top:72px;left:16px;right:16px;overflow-y:auto}}.score-import-page{gap:var(--space-5);display:grid}.score-import-heading h2{align-items:center;gap:var(--space-2);display:flex}.score-import-heading p:last-child{color:var(--color-muted);margin:0}.score-import-stepper{grid-template-columns:repeat(4,1fr);margin:0;padding:0;list-style:none;display:grid}.score-import-stepper li{color:var(--color-subtle);justify-items:center;gap:6px;font-size:.76rem;font-weight:800;display:grid;position:relative}.score-step-navigation{min-width:52px;min-height:50px;color:inherit;background:0 0;border:0;justify-items:center;gap:6px;padding:0 6px;display:grid}.score-step-navigation:hover{color:var(--color-accent-hover);background:0 0}.score-step-navigation:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px;border-radius:var(--radius-sm)}.score-step-navigation:hover .score-step-marker{box-shadow:0 0 0 4px var(--color-accent-soft);transform:scale(1.08)}.score-import-stepper li:not(:last-child):after{content:"";z-index:0;background:var(--color-border);width:calc(100% - 36px);height:2px;position:absolute;top:15px;left:calc(50% + 18px)}.score-import-stepper li.complete:not(:last-child):after{background:var(--color-accent)}.score-step-marker{z-index:1;border:2px solid var(--color-border-strong);background:var(--color-surface);border-radius:50%;place-items:center;width:31px;height:31px;transition:transform .15s,box-shadow .15s;display:grid;position:relative}.score-import-stepper .complete,.score-import-stepper .current{color:var(--color-accent)}.score-import-stepper .complete .score-step-marker,.score-import-stepper .current .score-step-marker{border-color:var(--color-accent)}.score-import-stepper .complete .score-step-marker{background:var(--color-accent);color:#fff}.score-import-stepper .error,.score-import-stepper .error .score-step-marker{color:var(--color-danger);border-color:var(--color-danger)}.score-upload-step{gap:var(--space-3);display:grid}.score-upload-dropzone{justify-items:center;gap:var(--space-3);border:2px dashed var(--color-border-strong);text-align:center;background:linear-gradient(180deg, var(--color-surface), var(--color-surface-soft));border-radius:14px;padding:clamp(2rem,7vw,4.5rem) 1rem;transition:border-color .16s,background .16s;display:grid}.score-upload-dropzone.is-dragging{border-color:var(--color-accent);background:var(--color-accent-soft)}.score-upload-dropzone input{opacity:0;block-size:1px;inline-size:1px;position:absolute}.score-upload-dropzone h3{font-size:clamp(1.15rem,2vw,1.45rem)}.score-upload-dropzone p{color:var(--color-muted);margin:0}.score-upload-icon{background:var(--color-accent-soft);width:58px;height:58px;color:var(--color-accent);border-radius:16px;place-items:center;display:grid}.score-upload-facts{margin-top:var(--space-2);flex-wrap:wrap;justify-content:center;gap:7px;display:flex}.score-upload-facts span{border:1px solid var(--color-border);color:var(--color-muted);border-radius:999px;align-items:center;gap:4px;padding:5px 8px;font-size:.73rem;font-weight:700;display:inline-flex}.score-selected-file{align-items:center;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-accent);border-radius:var(--radius-md);background:var(--color-accent-soft);grid-template-columns:auto 1fr auto auto;display:grid}.score-selected-file div{gap:2px;display:grid}.score-selected-file span{color:var(--color-muted);font-size:.78rem}.primary-button,.secondary-button,.text-button,.icon-button{justify-content:center;align-items:center;gap:6px;display:inline-flex}.secondary-button,.icon-button,.text-button{background:var(--color-surface);color:var(--color-muted);border-color:var(--color-border)}.secondary-button:hover,.icon-button:hover,.text-button:hover{color:var(--color-accent);background:var(--color-accent-soft);border-color:var(--color-accent)}.icon-button{width:38px;height:38px;padding:0}.text-button{background:0 0;border-color:#0000}.danger-text{color:var(--color-danger)}.score-inline-error{align-items:center;gap:var(--space-2);padding:var(--space-3);border:1px solid color-mix(in srgb, var(--color-danger), transparent 55%);border-radius:var(--radius-md);background:color-mix(in srgb, var(--color-danger), transparent 90%);color:var(--color-danger);display:flex}.score-error-symbol{border:2px solid;border-radius:50%;flex:none;place-items:center;width:22px;height:22px;font-weight:900;display:grid}.score-processing-card,.score-failure-card,.score-result-step{width:min(680px,100%);margin:var(--space-5) auto;border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-card);border-radius:14px;padding:clamp(1.5rem,5vw,3rem)}.score-processing-card{text-align:center;justify-items:center;display:grid}.score-processing-spinner{margin-bottom:var(--space-3);color:var(--color-accent);animation:1.1s linear infinite score-spin}@keyframes score-spin{to{transform:rotate(360deg)}}.score-processing-file{background:var(--color-surface-soft);color:var(--color-muted);border-radius:999px;align-items:center;gap:6px;padding:7px 10px;display:inline-flex}.score-processing-phases{width:min(420px,100%);margin:var(--space-4) 0;text-align:left;gap:0;padding:0;list-style:none;display:grid}.score-processing-phases li{min-height:36px;color:var(--color-subtle);align-items:center;gap:10px;display:flex}.score-processing-phases li span{border:2px solid var(--color-border-strong);border-radius:50%;width:12px;height:12px}.score-processing-phases li.complete,.score-processing-phases li.current{color:var(--color-text);font-weight:700}.score-processing-phases li.complete span{border-color:var(--color-accent);background:var(--color-accent)}.score-processing-phases li.current span{border:4px solid var(--color-accent)}.score-processing-card small{max-width:480px;color:var(--color-muted)}.score-failure-card{gap:var(--space-4);border-color:color-mix(in srgb, var(--color-danger), transparent 45%);background:color-mix(in srgb, var(--color-danger), var(--color-surface) 94%);grid-template-columns:auto 1fr;display:grid}.score-failure-card>svg,.score-failure-card .eyebrow{color:var(--color-danger)}.score-failure-card details{margin-block:var(--space-3)}.score-failure-card code{margin-top:var(--space-2);padding:var(--space-2);border-radius:var(--radius-sm);background:var(--color-surface-soft);overflow-wrap:anywhere;display:block}.score-failure-actions,.score-result-actions{gap:var(--space-2);margin-top:var(--space-4);flex-wrap:wrap;display:flex}.score-review-step{gap:var(--space-4);padding-bottom:9rem;display:grid}.score-review-header{justify-content:space-between;align-items:end;gap:var(--space-4);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);display:flex}.score-review-header p{color:var(--color-muted);margin:2px 0 0}.score-review-header dl{gap:var(--space-4);margin:0;display:flex}.score-review-header dl div{gap:2px;display:grid}.score-review-header dt{color:var(--color-subtle);text-transform:uppercase;font-size:.68rem;font-weight:800}.score-review-header dd{margin:0;font-weight:800}.score-review-summary{align-items:center;gap:var(--space-3);flex-wrap:wrap;display:flex}.score-review-summary>div,.score-review-summary>span{background:var(--color-surface-soft);color:var(--color-muted);border-radius:999px;align-items:center;gap:6px;padding:7px 10px;font-size:.78rem;display:inline-flex}.score-review-summary .attention{color:#7e5900;background:#fff6df}.score-review-summary .success{background:var(--color-accent-soft);color:var(--color-accent)}.score-review-summary .critical{background:color-mix(in srgb, var(--color-danger), transparent 88%);color:var(--color-danger)}.score-preview-pair{gap:var(--space-3);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.score-preview-panel{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);min-height:32rem;overflow:hidden}.score-preview-panel h4,.score-measure-review>header h4{padding:var(--space-3);border-bottom:1px solid var(--color-border);align-items:center;gap:6px;margin:0;display:flex}.score-preview-panel iframe,.score-preview-panel .score-original-preview{background:#fff;border:0;border-radius:0;width:100%;height:32rem;min-height:0;overflow:auto}.score-preview-panel>p{padding:var(--space-4);color:var(--color-muted)}.score-review-mobile-tabs{display:none}.score-measure-review{border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}.score-measure-review>header{justify-content:space-between;align-items:center;gap:var(--space-3);padding-right:var(--space-3);background:var(--color-surface-soft);display:flex}.score-measure-review>header p{padding-inline:var(--space-3);color:var(--color-muted);margin:-8px 0 10px;font-size:.82rem}.score-measure-review>header label{align-items:center;gap:6px;font-size:.76rem;font-weight:800;display:flex}.score-measure-list{gap:var(--space-2);padding:var(--space-3);display:grid}.score-measure-list article{border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}.score-measure-list article.needs-review{border-inline-start:4px solid #d49a22}.score-measure-list article.has-critical-issue{border-inline-start-color:var(--color-danger)}.score-measure-list article.is-confident{border-inline-start:4px solid var(--color-accent)}.score-measure-toggle{justify-content:space-between;gap:var(--space-3);background:var(--color-surface);width:100%;color:var(--color-text);text-align:left;border:0;border-radius:0;display:flex}.score-measure-toggle:hover{background:var(--color-surface-soft);color:var(--color-text)}.score-measure-toggle span{color:var(--color-muted);align-items:center;gap:6px;display:flex}.score-measure-editor-body{padding:var(--space-3);border-top:1px solid var(--color-border)}.score-measure-editor-body>label{gap:4px;display:grid}.score-measure-editor-body ol{margin-block:var(--space-2);padding-inline-start:1.5rem}.score-create-bar{z-index:8;bottom:var(--space-2);align-items:center;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border-strong);background:color-mix(in srgb, var(--color-surface), transparent 4%);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:12px;grid-template-columns:1.2fr 1.4fr auto;display:grid;position:sticky;box-shadow:0 14px 35px #1f293326}.score-range-control{align-items:end;gap:6px;display:flex}.score-range-control label{gap:3px;font-size:.68rem;font-weight:800;display:grid}.score-range-control select{min-width:58px}.score-target-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;display:grid}.score-target-cards label{border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;gap:2px;padding:8px;display:grid;position:relative}.score-target-cards label.selected{border-color:var(--color-accent);background:var(--color-accent-soft)}.score-target-cards input{min-width:0;position:absolute;top:7px;right:7px}.score-target-cards strong{padding-right:20px;font-size:.78rem}.score-target-cards span{color:var(--color-muted);font-size:.66rem}.score-create-action{justify-items:end;gap:4px;display:grid}.score-create-action span{color:var(--color-muted);font-size:.72rem}.score-result-step{text-align:center;border-color:var(--color-accent);background:linear-gradient(180deg, var(--color-accent-soft), var(--color-surface));justify-items:center;display:grid}.score-result-step>svg{color:var(--color-accent)}.score-result-cards{gap:var(--space-3);width:100%;margin-top:var(--space-3);text-align:left;grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.score-result-cards article{gap:var(--space-3);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);grid-template-columns:auto 1fr;display:grid}.score-result-cards article>svg{color:var(--color-accent)}.score-result-cards article div{gap:3px;display:grid}.score-result-cards article span{color:var(--color-muted);font-size:.8rem}.score-result-cards article button{grid-column:1/-1;width:100%}.score-event-editor{grid-template-columns:minmax(5rem,1fr) repeat(3,minmax(5rem,auto));align-items:end;gap:.5rem;margin-block:.5rem;display:grid}.score-event-editor label{gap:.2rem;font-size:.75rem;display:grid}.score-event-editor input,.score-event-editor select,.score-measure-editor-body>label input{width:100%}.score-confidence{color:var(--muted,#5e6b65);font-size:.75rem}.score-confidence.uncertain,.validation-error{color:#a13d2d}@media (width<=900px){.score-create-bar{grid-template-columns:1fr 1fr}.score-create-action{grid-column:1/-1;grid-template-columns:1fr auto;place-items:center start}.score-review-header{flex-direction:column;align-items:start}}@media (width<=720px){.score-import-heading{text-align:center}.score-selected-file{grid-template-columns:auto 1fr auto}.score-selected-file .primary-button{grid-column:1/-1;width:100%}.score-review-header dl{grid-template-columns:repeat(2,1fr);width:100%;display:grid}.score-review-mobile-tabs{border-radius:var(--radius-md);background:var(--color-surface-soft);grid-template-columns:repeat(4,1fr);gap:4px;padding:4px;display:grid}.score-review-mobile-tabs button{color:var(--color-muted);background:0 0;border-color:#0000}.score-review-mobile-tabs button[aria-selected=true]{background:var(--color-accent);color:#fff}.score-preview-pair{display:block}.score-preview-panel,.score-measure-review{min-height:24rem;display:none}.score-preview-panel.is-mobile-active,.score-measure-review.is-mobile-active{display:block}.score-preview-panel iframe,.score-preview-panel .score-original-preview{height:28rem}.score-measure-review>header{padding:0 0 var(--space-3);flex-direction:column;align-items:stretch}.score-measure-review>header label{padding-inline:var(--space-3)}.score-event-editor{grid-template-columns:repeat(2,minmax(0,1fr))}.score-event-editor>span{grid-column:1/-1}.score-create-bar{grid-template-columns:1fr;position:sticky;bottom:4px}.score-range-control{grid-template-columns:1fr repeat(2,auto);display:grid}.score-create-action{grid-column:auto;grid-template-columns:1fr}.score-create-action button{width:100%}.score-result-cards,.score-failure-card{grid-template-columns:1fr}.header-import-link{display:none}}@media (prefers-color-scheme:dark){:root{--color-page:#111614;--color-surface:#18201d;--color-surface-soft:#202a26;--color-border:#33413b;--color-border-strong:#46564f;--color-text:#eef4f1;--color-muted:#b5c0bb;--color-subtle:#91a09a;--color-accent:#68b596;--color-accent-hover:#8cc9ae;--color-accent-soft:#20382f;--color-danger:#e08a80;--color-focus:#86c7aa;--shadow-card:none}}*{box-sizing:border-box;min-width:0}html,body{max-width:100%;overflow-x:hidden}body{background:var(--color-page);color:var(--color-text);margin:0}button,input,select{font:inherit}button{border:1px solid var(--color-accent);border-radius:var(--radius-sm);background:var(--color-accent);color:#fff;cursor:pointer;padding:8px 12px;font-weight:700}button:hover{background:var(--color-accent-hover);border-color:var(--color-accent-hover)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,.fretboard-note:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px}button:disabled{opacity:.45;cursor:not-allowed}select,input{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);min-width:96px;padding:8px 10px}label span{margin-bottom:var(--space-1);color:var(--color-muted);font-size:.78rem;font-weight:800;display:block}h1,h2,h3,p{margin-top:0}h1{margin-bottom:var(--space-3);letter-spacing:0;font-size:2.1rem;line-height:1.12}h2{margin-bottom:var(--space-2);font-size:1.2rem;line-height:1.2}h3{margin:0;font-size:1.08rem}p{line-height:1.55}.app-shell{max-width:1180px;padding:var(--space-6);margin:0 auto}.hero{justify-content:space-between;align-items:center;gap:var(--space-4);padding:var(--space-3) 0 var(--space-4);display:flex}.hero-topline{justify-content:space-between;gap:var(--space-4);flex:1;align-items:center;display:flex}.hero h1{margin:0;font-size:1.25rem}.hero .eyebrow{margin-bottom:2px}.eyebrow{margin:0 0 var(--space-2);color:var(--color-accent);text-transform:uppercase;letter-spacing:.08em;font-size:.76rem;font-weight:800}.pomodoro-global{flex:none;position:relative}.practice-tools{gap:var(--space-2);align-items:center;display:flex}.metronome-global{flex:none;position:relative}.metronome-trigger{justify-content:center;align-items:center;gap:var(--space-2);border-color:var(--color-border);background:var(--color-surface);min-width:42px;height:42px;color:var(--color-muted);box-shadow:var(--shadow-card);padding:0 11px;display:inline-flex}.metronome-trigger span{color:var(--color-accent-hover);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.82rem;font-weight:900}.metronome-trigger:hover,.metronome-trigger.active{color:var(--color-accent-hover);background:var(--color-accent-soft);border-color:var(--color-accent)}.pomodoro-trigger{justify-content:center;align-items:center;gap:var(--space-2);border-color:var(--color-border);background:var(--color-surface);min-width:42px;height:42px;color:var(--color-muted);box-shadow:var(--shadow-card);padding:0 11px;display:inline-flex}.pomodoro-trigger svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.pomodoro-trigger span{color:var(--color-accent-hover);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.82rem;font-weight:900}.pomodoro-trigger:hover,.pomodoro-trigger.active{color:var(--color-accent-hover);background:var(--color-accent-soft);border-color:var(--color-accent)}.pomodoro-popover{top:calc(100% + var(--space-2));z-index:20;width:min(360px, calc(100vw - var(--space-6) * 2));padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);position:absolute;right:0;box-shadow:0 18px 45px #1f293329}.pomodoro-popover-header{justify-content:space-between;gap:var(--space-3);margin-bottom:var(--space-4);align-items:start;display:flex}.pomodoro-popover-header h2{margin:0 0 var(--space-1)}.pomodoro-popover-header p{color:var(--color-muted);margin:0;font-size:.85rem}.pomodoro-settings{gap:var(--space-2);margin-bottom:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.pomodoro-setting span{font-size:.68rem}.pomodoro-setting select{width:100%;min-width:0;padding:6px 8px;font-size:.8rem}.pomodoro-readout{justify-items:center;gap:var(--space-1);padding:var(--space-4);margin-bottom:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);text-align:center;display:grid}.pomodoro-readout span{color:var(--color-muted);letter-spacing:.08em;text-transform:uppercase;font-size:.68rem;font-weight:900}.pomodoro-readout strong{color:var(--color-text);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:2.2rem;line-height:1}.pomodoro-readout small{color:var(--color-muted);font-size:.82rem;font-weight:700}.pomodoro-footer-actions{gap:var(--space-2);grid-template-columns:1fr auto auto;align-items:center;display:grid}.pomodoro-primary-action{justify-content:center;align-items:center;gap:var(--space-2);background:var(--color-accent);border-color:var(--color-accent);min-height:40px;display:inline-flex}.metronome{gap:var(--space-3);display:grid}.metronome-header{padding-right:46px}.metronome-header h3{margin-bottom:2px}.metronome-header p{color:var(--color-muted);margin:0;font-size:.76rem}.metronome-label{color:var(--color-muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px;font-size:.66rem;font-weight:900;display:block}.metronome-tempo-stepper{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface-soft);overflow:hidden}.metronome-tempo-stepper>button,.bpm-input-default{width:100%;min-height:36px;color:var(--color-subtle);background:0 0;border:0;border-radius:0;justify-content:center;align-items:center;gap:5px;font-weight:800;display:flex}.metronome-tempo-stepper>button:first-child{border-bottom:1px solid var(--color-border)}.metronome-tempo-stepper>button:last-child{border-top:1px solid var(--color-border)}.metronome-tempo-stepper>button:hover:not(:disabled){color:var(--color-accent-hover);background:var(--color-accent-soft)}.metronome-tempo-stepper small{font-size:.65rem}.bpm-input{color:var(--color-accent-hover);align-items:center;gap:5px;font-weight:900;display:inline-flex}.bpm-input input{width:4ch;min-width:0;color:inherit;text-align:right;background:0 0;border:0;outline:0;padding:0;font:900 .92rem/1 ui-monospace,SFMono-Regular,Menlo,monospace}.bpm-input small{color:inherit;font-size:.65rem}.bpm-input-default{background:var(--color-accent-soft);min-height:40px;box-shadow:inset 0 1px 0 var(--color-accent), inset 0 -1px 0 var(--color-accent)}.bpm-input-default:focus-within{box-shadow:inset 0 0 0 2px var(--color-accent)}.bpm-input-practice{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);align-self:start;min-height:32px;padding:4px 8px}.bpm-input-practice:focus-within{border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-soft)}.metronome-keyboard-help{color:var(--color-subtle);margin-top:5px;font-size:.67rem;display:block}.metronome-meter-options{border-radius:var(--radius-sm);background:var(--color-surface-soft);grid-template-columns:repeat(3,1fr);padding:3px;display:grid}.metronome-meter-options button{min-height:36px;color:var(--color-muted);background:0 0;border:0;padding:5px}.metronome-meter-options button[aria-pressed=true]{color:#fff;background:var(--color-accent)}.metronome-beats{justify-content:center;gap:var(--space-2);min-height:14px;margin:var(--space-3) 0;display:flex}.metronome-beats span{background:var(--color-border-strong);border-radius:50%;width:10px;height:10px;transition:transform 80ms,background 80ms}.metronome-beats span:first-child{box-shadow:0 0 0 2px var(--color-accent-soft)}.metronome-beats span.active{background:var(--color-accent);transform:scale(1.35)}.metronome-primary-action{width:100%}.metronome-popover{top:calc(100% + var(--space-2));z-index:20;width:min(320px, calc(100vw - var(--space-6) * 2));padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);position:absolute;right:0;box-shadow:0 18px 45px #1f293329}.metronome-popover .metronome{border:0;margin:0;padding:0}.metronome-close{top:var(--space-3);right:var(--space-3);z-index:1;position:absolute}.tabs{gap:var(--space-1);flex:none;display:flex}.tabs a{min-height:44px;color:var(--color-muted);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);white-space:nowrap;justify-content:center;align-items:center;padding:7px 11px;font-weight:800;text-decoration:none;display:inline-flex}.tabs a.active{color:var(--color-accent-hover);background:var(--color-accent-soft);border-color:var(--color-accent)}.panel,.sequence-lab,.study-sections section,.chord-shape-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-card)}.panel,.sequence-lab{padding:var(--space-4);margin-bottom:var(--space-4)}.section-title{justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-4);align-items:start;display:flex}.section-title p{color:var(--color-muted);margin:0}.compact-controls{gap:var(--space-3);margin-bottom:var(--space-4);flex-wrap:wrap;align-items:end;display:flex}.shape-results-heading{justify-content:space-between;align-items:baseline;gap:var(--space-3);margin-bottom:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--color-border);display:flex}.shape-results-heading h3{color:var(--color-text)}.shape-results-heading span{color:var(--color-muted);font-size:.82rem}.sequence-manager{align-items:center;gap:var(--space-2);padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border);margin-bottom:var(--space-4);display:flex}.preset-sequence-button{white-space:nowrap;align-items:center;gap:7px;min-height:44px;display:inline-flex}.sequence-loop-marker{width:max-content;color:var(--color-accent);background:var(--color-accent-soft);letter-spacing:.02em;text-transform:none;border-radius:999px;margin-top:3px;padding:2px 7px;font-size:.68rem;font-weight:750;display:block}.sequence-preset-meta{color:var(--color-accent);font-weight:700}.sequence-preset-backdrop{z-index:1200;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#08120fa8;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.sequence-preset-dialog{border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);width:min(720px,100%);max-height:min(820px,100dvh - 40px);box-shadow:var(--shadow-card);padding:clamp(18px,3vw,28px);overflow:auto}.sequence-preset-dialog>header,.sequence-preset-dialog>footer{justify-content:space-between;align-items:center;gap:var(--space-3);display:flex}.sequence-preset-dialog h2,.sequence-preset-dialog p{margin-top:0}.sequence-preset-fields{gap:var(--space-3);margin-block:var(--space-4);grid-template-columns:1fr 1fr;display:grid}.sequence-preset-fields label,.sequence-preset-bpm{color:var(--color-muted);gap:6px;font-size:.82rem;font-weight:700;display:grid}.sequence-preset-fields select{width:100%;min-height:44px}.sequence-preset-bpm .bpm-input{min-height:44px}.sequence-preset-preview{padding:var(--space-3);margin-bottom:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft)}.sequence-preset-preview>div{margin-block:var(--space-3);flex-wrap:wrap;gap:7px;display:flex}.sequence-preset-preview>div span{color:var(--color-accent);background:var(--color-accent-soft);border-radius:999px;padding:6px 9px;font-weight:800}.sequence-preset-preview p{color:var(--color-muted);margin-bottom:0}.sequence-preset-dialog>footer{padding-top:var(--space-2);justify-content:flex-end}.sequence-picker{flex:1}.sequence-picker select{width:min(360px,100%)}.new-sequence-button,.delete-sequence-button,.icon-control-button{place-items:center;width:44px;height:44px;padding:0;display:inline-grid}.delete-sequence-button,.icon-control-button{background:var(--color-surface-soft);color:var(--color-muted);border-color:var(--color-border)}.delete-sequence-button:hover,.icon-control-button:not(.arrow-control-button):not(:disabled):hover{color:#fff;background:var(--color-accent);border-color:var(--color-accent)}.remove-step-button{background:0 0;border-color:#0000}.remove-step-button:not(:disabled):hover{border-color:#0000}.icon-button svg,.icon-control-button svg,.add-lab-card svg{display:block}.arrow-control-button{color:var(--color-muted);opacity:.35;background:0 0;border:0}.arrow-control-button:not(:disabled):hover{color:var(--color-accent-hover);opacity:1;background:0 0}.arrow-control-button:disabled{opacity:.12}.lab-header{justify-content:space-between;align-items:start;gap:var(--space-4);margin-bottom:var(--space-4);display:flex}.sequence-title-input{width:100%;min-width:0;color:var(--color-text);background:0 0;border:0;padding:0;font-size:1.35rem;font-weight:900;display:block}.sequence-path{gap:var(--space-2);margin-top:var(--space-2);color:var(--color-accent-hover);flex-wrap:wrap;font-weight:900;display:flex}.lab-controls{align-items:end;gap:var(--space-3);display:flex}.sequence-practice-bar{align-items:center;gap:var(--space-3);margin-bottom:var(--space-4);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);grid-template-columns:minmax(220px,1fr) auto auto auto;display:grid}.sequence-practice-bar>div{display:grid}.sequence-practice-bar p,.sequence-practice-bar small{margin:0}.sequence-practice-bar>div small{color:var(--color-muted)}.sequence-practice-start,.sequence-durations-trigger{justify-content:center;align-items:center;gap:var(--space-2);min-height:44px;display:inline-flex}.sequence-practice-start{color:#fff;background:var(--color-accent);border-color:var(--color-accent)}.sequence-practice-status{min-height:1.2em;padding-top:var(--space-2);border-top:1px solid var(--color-border);color:var(--color-accent-hover);grid-column:1/-1;font-weight:800}.lab-card-row{gap:var(--space-3);scroll-behavior:smooth;grid-template-columns:repeat(auto-fit,minmax(235px,1fr));display:grid}.lab-card{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-2);background:var(--color-surface);color:var(--color-text);box-shadow:var(--shadow-card);flex-direction:column;transition:transform .22s,opacity .22s,border-color .22s,box-shadow .22s;display:flex;position:relative;overflow:hidden}.lab-card[draggable=true]{cursor:grab}.lab-card.is-dragging{opacity:.68;cursor:grabbing}.lab-card.is-drag-over{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-accent-soft), var(--shadow-card)}.lab-card:before{content:"";background:var(--swatch);opacity:.8;height:3px;position:absolute;inset:0 0 auto}.lab-card-header{justify-content:space-between;align-items:start;gap:var(--space-2);display:flex}.sequence-duration-panel{z-index:1100;width:min(380px,92vw);padding:var(--space-5);border-left:1px solid var(--color-border);background:var(--color-surface);flex-direction:column;display:flex;position:fixed;inset:0 0 0 auto;box-shadow:-18px 0 45px #0000002e}.sequence-duration-panel header{justify-content:space-between;align-items:start;gap:var(--space-3);padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border);display:flex}.sequence-duration-panel h2,.sequence-duration-panel p{margin:0}.sequence-duration-list{gap:var(--space-2);padding-block:var(--space-3);display:grid;overflow-y:auto}.sequence-duration-row{justify-content:space-between;align-items:center;gap:var(--space-3);min-height:52px;padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface-soft);display:flex}.sequence-duration-row.active{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-accent-soft)}.sequence-duration-name{align-items:center;gap:var(--space-2);min-width:0;display:flex}.sequence-duration-name small{color:var(--color-subtle)}.sequence-duration-name strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.sequence-duration-stepper{border:1px solid var(--color-border);border-radius:var(--radius-sm);flex:none;grid-template-columns:34px 34px 34px;align-items:center;display:grid;overflow:hidden}.sequence-duration-stepper button{background:0 0;border:0;border-radius:0;width:34px;height:34px;min-height:0;padding:0}.sequence-duration-stepper output{text-align:center;font-weight:900}body.sequence-practice-active,body.focused-practice-active{overflow:hidden}.sequence-practice-overlay{z-index:1000;color:var(--color-text);background:var(--color-page);grid-template-rows:auto minmax(0,1fr) auto;padding:clamp(16px,3vw,36px);display:grid;position:fixed;inset:0}.sequence-practice-overlay-header{justify-content:space-between;align-items:start;gap:var(--space-4);display:flex}.sequence-practice-overlay-header h1,.sequence-practice-overlay-header p{margin:0}.sequence-practice-overlay-header h1{font-size:clamp(1.3rem,3vw,2rem)}.sequence-practice-overlay-header>div:first-child>p:last-child{color:var(--color-muted)}.sequence-practice-overlay-tools{justify-content:end;align-items:center;gap:var(--space-2);display:flex}.sequence-practice-overlay-tools>button,.sequence-overlay-tempo{align-items:center;gap:var(--space-2);min-height:44px;display:inline-flex}.sequence-overlay-tempo{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);padding:4px 10px}.sequence-overlay-tempo .bpm-input{background:0 0;border:0}.sequence-overlay-tempo>span{color:var(--color-muted);font-size:.76rem;font-weight:900}.sequence-practice-stage{min-height:0;padding-block:var(--space-4);grid-template-rows:minmax(0,1fr) auto auto;align-items:center;display:grid}.sequence-film-carousel{grid-template-columns:.68fr 1.35fr .78fr .68fr;align-items:center;gap:clamp(8px,2vw,24px);width:min(1120px,100%);min-height:0;margin:auto;display:grid}.sequence-film-card{opacity:.46;min-width:0;transition:opacity .18s,transform .18s;transform:scale(.78)}.sequence-film-card--previous{grid-column:1}.sequence-film-card--current{z-index:2;opacity:1;grid-column:2;transform:scale(1)}.sequence-film-card--next{opacity:.76;grid-column:3;transform:scale(.86)}.sequence-film-card--later{opacity:.54;grid-column:4;transform:scale(.78)}.sequence-film-card .chord-shape-card{background:var(--color-surface);min-height:0;box-shadow:var(--shadow-card)}.sequence-film-card--current .chord-shape-card{border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-soft), var(--shadow-card)}.sequence-film-card:not(.sequence-film-card--current) .chord-shape-divider,.sequence-film-card:not(.sequence-film-card--current) .chord-shape-footer{display:none}.sequence-film-card:not(.sequence-film-card--current) .chord-shape-name-row{justify-content:center}.sequence-film-card:not(.sequence-film-card--current) .chord-shape-name-row strong{font-size:clamp(.8rem,1.5vw,1.1rem)}.sequence-film-card .chord-shape-diagram-area{min-height:clamp(170px,38vh,360px)}.sequence-film-card--current .chord-diagram svg{width:min(250px,92%)}.sequence-film-card:not(.sequence-film-card--current) .chord-diagram svg{width:min(150px,92%)}.sequence-film-card:not(.sequence-film-card--current) .chord-shape-diagram-area{min-height:clamp(120px,25vh,230px)}.sequence-film-progress{width:min(520px,80vw);height:4px;margin:var(--space-2) auto;background:var(--color-border);border-radius:999px;overflow:hidden}.sequence-film-progress span{background:var(--color-accent);height:100%;transition:width .18s;display:block}.sequence-practice-live{min-height:1.4em;margin:var(--space-2) 0 0;color:var(--color-accent-hover);text-align:center;font-weight:800}.sequence-practice-transport{justify-content:center;align-items:center;gap:var(--space-3);display:flex}.sequence-practice-transport button{border-radius:50%;place-items:center;width:48px;height:48px;padding:0;display:grid}.sequence-practice-transport .sequence-transport-primary{color:#fff;background:var(--color-accent);border-color:var(--color-accent);width:60px;height:60px}.focused-fretboard-stage{align-content:start;gap:var(--space-2);min-height:0;padding-block:var(--space-2);display:grid;overflow:auto}.focused-fretboard-stage>.fretboard-stage{width:min(1400px,100%);max-width:none;margin:0 auto}.focused-fretboard-stage .scale-visual-legend{margin:0 auto}.focused-fretboard-stage .sequence-practice-live{width:min(1120px,100%);padding:var(--space-2) var(--space-3);border-left:4px solid var(--color-accent);background:var(--color-surface);text-align:left;margin:0 auto;font-size:clamp(.9rem,1.6vw,1.15rem)}.scale-degree{color:var(--color-subtle);letter-spacing:.08em;text-transform:uppercase;font-size:.7rem;font-weight:900;display:block}.card-actions{gap:var(--space-1);display:flex}.reorder-step-button{opacity:0;pointer-events:none}.lab-card:hover .reorder-step-button,.lab-card:focus-within .reorder-step-button{opacity:1;pointer-events:auto}.card-actions .arrow-control-button:not(:focus-visible){opacity:.2}.lab-card:hover .card-actions .arrow-control-button:not(:disabled),.lab-card:focus-within .card-actions .arrow-control-button:not(:disabled){opacity:.8}.sequence-card-main{flex-direction:column;flex:1;justify-content:center;align-items:center;width:100%;min-width:0;display:flex}.chord-identity-control{width:100%;max-width:100%;margin:var(--space-2) auto var(--space-1);color:var(--color-text);text-align:center;justify-content:center;align-items:center;font-weight:900;line-height:1;display:flex}.chord-identity-part{border-radius:var(--radius-sm);border:1px solid #0000;grid-template-rows:22px 34px 22px;grid-template-columns:auto;place-items:center;padding:0;display:grid;position:relative}.chord-identity-root{font-size:1.48rem}.chord-identity-suffix{margin-left:-2px;font-size:1.2rem}.chord-identity-part:hover,.chord-identity-part:focus-within{border-color:var(--color-border);background:var(--color-surface-soft)}.chord-identity-input{box-sizing:content-box;field-sizing:content;width:auto;min-width:.72em;max-width:7ch;color:inherit;font:inherit;text-align:center;background:0 0;border:0;outline:0;grid-row:2;padding:0;line-height:1}.chord-identity-suffix .chord-identity-input{min-width:0}.chord-identity-suffix .chord-identity-input:placeholder-shown:not(:focus){width:0}.chord-identity-suffix .chord-identity-input:focus{min-width:2.5ch}.chord-identity-input::placeholder{color:#0000}.chord-identity-input:focus::placeholder{color:var(--color-subtle);opacity:.65}.chord-identity-input[aria-invalid=true]{color:var(--color-danger);text-underline-offset:4px;-webkit-text-decoration:underline wavy;text-decoration:underline wavy}.chord-identity-arrow{border-radius:var(--radius-sm);opacity:0;visibility:hidden;pointer-events:none;width:44px;height:22px;min-height:0;transition:opacity .15s;position:absolute;left:50%;transform:translate(-50%)}.chord-identity-arrow--previous{grid-row:1}.chord-identity-arrow--next{grid-row:3}.chord-identity-arrow--previous{top:0}.chord-identity-arrow--next{bottom:0}.chord-identity-part:hover .chord-identity-arrow,.chord-identity-part:focus-within .chord-identity-arrow,.chord-identity-part.touch-revealed .chord-identity-arrow{opacity:.75;visibility:visible;pointer-events:auto}.chord-identity-error{z-index:2;width:max-content;max-width:190px;color:var(--color-danger);background:var(--color-surface);font-size:.68rem;font-weight:700;line-height:1.2;position:absolute;top:100%;left:50%;transform:translate(-50%)}.add-lab-card,.empty-sequence{border:1px dashed var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-muted)}.add-lab-card{align-content:center;place-items:center;gap:var(--space-2);min-height:240px;box-shadow:none;color:var(--color-subtle);background:0 0;display:grid}.add-lab-card:hover{color:var(--color-accent-hover);background:var(--color-accent-soft);border-color:var(--color-accent)}.empty-sequence{padding:var(--space-3);text-align:center;box-shadow:none;background:0 0;border:0}.empty-sequence .add-lab-card{width:min(280px,100%);margin:0 auto}.empty-sequence p{color:var(--color-muted);margin:0 auto var(--space-4);max-width:560px}.study-disclosure{margin-bottom:var(--space-4);padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);box-shadow:var(--shadow-card)}.study-disclosure>summary{border:0;align-items:center;min-height:44px;padding:0;display:flex}.study-sections{gap:var(--space-3);margin-top:var(--space-3);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.study-sections section{padding:var(--space-3)}.study-sections p{color:var(--color-muted);margin-bottom:var(--space-2);font-size:.92rem}.study-sections>section:first-child{grid-column:span 2}.chord-theory-list{gap:var(--space-2);display:grid}.chord-theory-item{padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface-soft)}.chord-theory-item h3{margin-bottom:var(--space-2)}.chord-theory-item h3 span{color:var(--color-muted);font-size:.76rem;font-weight:700}.chord-theory-item p:last-child{margin-bottom:0}.theory-principle{padding-left:var(--space-3);border-left:3px solid var(--color-accent)}.exercise-list{gap:var(--space-2);display:grid}details{border-top:1px solid var(--color-border);padding-top:var(--space-2)}summary{cursor:pointer;color:var(--color-accent);font-weight:800}.color-timeline{gap:var(--space-2);margin-top:var(--space-2);flex-wrap:wrap;display:flex}.color-timeline span{align-items:center;gap:var(--space-2);border:1px solid var(--color-border);border-radius:999px;padding:6px 9px;font-weight:900;display:inline-flex}.color-timeline span:before{content:"";background:var(--swatch);border-radius:4px;width:12px;height:12px;display:inline-block}.chord-editing-hint{margin:calc(-1 * var(--space-2)) 0 var(--space-3);color:var(--color-muted);font-size:.8rem}.storage-status{min-height:1.2em;margin:0 0 var(--space-2);color:var(--color-danger);font-size:.8rem;font-weight:700}.mobile-card-position{margin:var(--space-2) 0 0;color:var(--color-muted);text-align:center;font-size:.8rem;font-weight:800;display:none}.shape-grid{gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(190px,1fr));align-items:start;display:grid}.shape-grid.wide{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.chord-shape-card{padding:var(--space-3);color:var(--color-text)}.chord-shape-card--focus{box-shadow:none;background:0 0;border:0;padding:0}.chord-shape-card-header{justify-content:space-between;gap:var(--space-2);text-align:left;align-items:start;display:flex}.chord-shape-title{gap:var(--space-1);display:grid}.chord-shape-name-row{align-items:center;gap:var(--space-2);display:flex}.chord-shape-name-row strong{font-size:1rem;line-height:1.1}.shape-index-badge{border:1px solid var(--color-border);background:var(--color-surface-soft);min-height:22px;color:var(--color-muted);border-radius:999px;align-items:center;padding:2px 7px;font-size:.72rem;font-weight:900;line-height:1;display:inline-flex}.shape-code{color:var(--color-subtle);letter-spacing:.04em;font-size:.76rem;font-weight:800}.chord-shape-actions{justify-content:end;align-items:center;gap:var(--space-1);display:flex}.chord-shape-divider{height:1px;margin:var(--space-2) 0;background:var(--color-border)}.chord-shape-diagram-area{min-height:252px;padding:var(--space-1) 0 0;place-items:center;display:grid;position:relative;overflow:visible}.chord-shape-footer{margin-top:var(--space-1);justify-content:center;align-items:center;gap:6px;display:flex}.chord-shape-footer .shape-index-badge{opacity:.78;min-height:18px;padding:1px 6px;font-size:.68rem}.voicing-status-dot{--voicing-color:var(--color-muted);border:2px solid var(--color-surface);background:var(--voicing-color);width:10px;height:10px;box-shadow:0 0 0 1px var(--voicing-color);border-radius:50%;flex:none;display:inline-block}.voicing-status-dot--complete{--voicing-color:#748087}.voicing-status-dot--incomplete{--voicing-color:#d99020}.voicing-status-dot--rootless{--voicing-color:#6f63c2}.voicing-status-dot--additional{--voicing-color:#d95d39}.voicing-status-dot--blocked{--voicing-color:#b53b34}.voicing-status-legend{margin:calc(var(--space-2) * -1) 0 var(--space-3);color:var(--color-muted);flex-wrap:wrap;gap:8px 14px;font-size:.74rem;font-weight:700;display:flex}.voicing-status-legend span{align-items:center;gap:6px;display:inline-flex}.voicing-status-legend .voicing-status-dot{border-width:1px;width:8px;height:8px}.sequence-shape-card .chord-shape-divider{margin:var(--space-1) 0}.sequence-shape-card{flex-direction:column;flex:1;justify-content:center;align-items:center;width:100%;min-width:0;display:flex}.sequence-shape-card .chord-shape-diagram-area{justify-content:center;align-items:center;width:100%;min-height:300px;padding:0;display:flex}.sequence-shape-card .chord-diagram{justify-content:center;width:100%;display:flex}.sequence-shape-card .chord-diagram svg{transform-origin:50%;width:min(228px,100%);margin:0 auto;transition:transform .16s;display:block}.shape-nav-button{z-index:2;opacity:0;border-radius:999px;width:38px;height:60px;position:absolute;top:50%;transform:translateY(-50%)}.shape-nav-button.left{left:0}.shape-nav-button.right{right:0}.shape-nav-button:disabled{opacity:0}.chord-shape-card:hover .shape-nav-button:not(:disabled),.chord-shape-card:focus-within .shape-nav-button:not(:disabled){opacity:.8}.sequence-shape-card:hover .chord-diagram svg,.sequence-shape-card:focus-within .chord-diagram svg{transform:scale(.94)}.chord-diagram{justify-items:center;margin:0;display:grid}.chord-diagram svg{background:0 0;width:min(190px,100%);max-width:100%;overflow:visible}.diagram-line{stroke:var(--color-border);stroke-width:1px}.diagram-nut{stroke:var(--color-text);stroke-width:4px;stroke-linecap:round}.diagram-open{fill:#0000;stroke:var(--color-muted);stroke-width:1.4px}.diagram-muted,.diagram-fret-label{fill:var(--color-muted);font-family:Verdana,sans-serif;font-size:8px;font-weight:700}.diagram-dot{fill:var(--color-accent);stroke:var(--color-accent-hover);stroke-width:1px}.diagram-dot.degree-root,.diagram-open.degree-root{fill:var(--degree-root);stroke:var(--degree-root)}.diagram-dot.degree-third,.diagram-open.degree-third{fill:var(--degree-third);stroke:var(--degree-third)}.diagram-dot.degree-fifth,.diagram-open.degree-fifth{fill:var(--degree-fifth);stroke:var(--degree-fifth)}.diagram-dot.degree-seventh,.diagram-open.degree-seventh{fill:var(--degree-seventh);stroke:var(--degree-seventh)}.diagram-dot.degree-ninth,.diagram-open.degree-ninth{fill:var(--degree-ninth);stroke:var(--degree-ninth)}.diagram-dot.degree-fourth,.diagram-open.degree-fourth{fill:var(--degree-fourth);stroke:var(--degree-fourth)}.diagram-dot-label{fill:#fff;font-family:Verdana,sans-serif;font-size:7px;font-weight:900}.diagram-dot-accidental{font-size:4.5px;font-weight:800}.diagram-barre{fill:var(--color-text);opacity:.82}.chord-legend-strip{align-items:center;gap:var(--space-3);min-height:28px;margin:calc(-1 * var(--space-2)) 0 var(--space-3);flex-wrap:wrap;display:flex}.chord-legend-group{align-items:center;gap:var(--space-2);display:flex}.chord-legend-indicator{place-items:center;display:inline-grid;position:relative}.chord-legend-dot{border:2px solid var(--color-surface);cursor:help;border-radius:50%;width:13px;height:13px;display:block;box-shadow:0 0 0 1px}.chord-legend-dot:focus-visible,.chord-legend-status:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}.chord-legend-dot.degree-root{color:var(--degree-root);background:var(--degree-root)}.chord-legend-dot.degree-third{color:var(--degree-third);background:var(--degree-third)}.chord-legend-dot.degree-fifth{color:var(--degree-fifth);background:var(--degree-fifth)}.chord-legend-dot.degree-seventh{color:var(--degree-seventh);background:var(--degree-seventh)}.chord-legend-dot.degree-ninth{color:var(--degree-ninth);background:var(--degree-ninth)}.chord-legend-dot.degree-fourth{color:var(--degree-fourth);background:var(--degree-fourth)}.chord-legend-status{cursor:help;width:11px;height:11px}.chord-legend-tooltip{z-index:8;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-text);width:max-content;max-width:min(260px,75vw);color:var(--color-surface);box-shadow:var(--shadow-card);text-align:center;padding:6px 8px;font-size:.72rem;font-weight:700;line-height:1.25;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}.missing{color:var(--color-danger);font-weight:800}.fretboard-page{overflow:hidden}.fretboard-reference-workspace{justify-content:center;align-items:start;gap:clamp(var(--space-5), 4vw, 64px);padding:clamp(var(--space-3), 2vw, var(--space-6));grid-template-columns:minmax(230px,300px) minmax(440px,620px);display:grid}.fretboard-reference-sidebar{top:var(--space-4);align-content:start;gap:var(--space-5);padding-top:var(--space-4);display:grid;position:sticky}.fretboard-hero{justify-content:space-between;align-items:start;gap:var(--space-4);margin:0;display:flex}.fretboard-hero p:not(.eyebrow){max-width:620px;color:var(--color-muted);margin:0}.tuning-row{margin:0 0 var(--space-2);padding:0 var(--space-4);grid-template-columns:54px repeat(4,1fr);align-items:center;display:grid}.tuning-row:before{content:""}.tuning-row .fretboard-note{font-weight:900}.fretboard-stage{width:100%;margin:0;overflow:hidden}.fretboard-tools{gap:var(--space-2);width:100%;margin:0;display:grid}.fretboard-tools label,.fretboard-tools select{width:100%}.fretboard-selection-summary{gap:var(--space-1);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);display:grid}.fretboard-selection-summary>span{color:var(--color-subtle);letter-spacing:.08em;text-transform:uppercase;font-size:.68rem;font-weight:900}.fretboard-selection-summary strong{color:var(--color-accent-hover);font-size:1.1rem}.fretboard-selection-summary p{color:var(--color-muted);margin:0;font-size:.82rem}.fretboard-control-panel{width:min(520px,100%);margin:0 auto var(--space-3)}.fretboard-mode{margin-bottom:var(--space-3);border-radius:var(--radius-sm);background:var(--color-surface-soft);grid-template-columns:repeat(2,1fr);gap:3px;padding:3px;display:grid}.fretboard-mode button{min-height:40px;color:var(--color-muted);background:0 0;border:0}.fretboard-mode button[aria-pressed=true]{color:#fff;background:var(--color-accent)}.fretboard-control-panel .fretboard-tools{margin-bottom:0}.scale-explorer{gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);display:grid}.scale-controls{gap:var(--space-3);grid-template-columns:minmax(90px,.7fr) minmax(160px,1.3fr);display:grid}.scale-controls select{width:100%}.scale-summary{color:var(--color-accent-hover);margin:0;font-weight:900}.scale-practice{justify-content:space-between;align-items:center;gap:var(--space-3);display:flex}.scale-practice>div{display:grid}.scale-practice small,.scale-practice-status{color:var(--color-muted);font-size:.72rem}.scale-practice-button{justify-content:center;align-items:center;gap:var(--space-2);color:#fff;background:var(--color-accent);border-color:var(--color-accent);min-height:42px;display:inline-flex}.scale-practice-status{min-height:1.2em;margin:0}.fretboard-legend{padding-left:var(--space-3);border-left:3px solid var(--color-accent);color:var(--color-muted);text-align:left;margin:0;font-size:.76rem;display:grid}.fretboard-legend small{color:var(--color-subtle)}.fretboard-neck{padding:14px var(--space-4) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);position:relative;overflow:hidden}.fretboard-neck:before{content:"";left:70px;right:var(--space-4);background:var(--color-border-strong);border-radius:999px;height:5px;position:absolute;top:12px}.fretboard-strings{inset:14px var(--space-4) var(--space-4) 72px;pointer-events:none;grid-template-columns:repeat(4,1fr);display:grid;position:absolute}.fretboard-strings span{background:var(--color-border-strong);border-radius:999px;justify-self:center;width:2px;height:100%}.fretboard-frets{inset:48px var(--space-4) var(--space-4) 72px;pointer-events:none;grid-template-rows:repeat(12,1fr);display:grid;position:absolute}.fretboard-frets span{border-top:1px solid var(--color-border-strong)}.fretboard-note-grid{z-index:2;gap:6px;display:grid;position:relative}.note-row{grid-template-columns:54px repeat(4,1fr);align-items:center;min-height:44px;display:grid}.fret-number{color:var(--color-subtle);text-align:right;text-transform:uppercase;padding-right:var(--space-3);font-size:.68rem;font-weight:900}.fretboard-note{border:1px solid var(--color-border);background:var(--color-surface);width:34px;height:34px;color:var(--color-accent-hover);border-radius:999px;justify-self:center;place-items:center;transition:transform .14s,background .14s,border-color .14s;display:grid}.fretboard-note.highlighted{background:var(--color-accent);border-color:var(--color-accent-hover);color:#fff;box-shadow:0 0 0 3px var(--color-accent-soft);transform:scale(1.08)}.fretboard-note.highlighted small{color:#fff;opacity:.82}.scale-mode .fretboard-note:not(.in-scale){color:var(--color-subtle);opacity:.42}.fretboard-note.in-scale{color:#fff;background:var(--color-accent);border-color:var(--color-accent-hover);box-shadow:0 0 0 2px var(--color-accent-soft)}.fretboard-note.in-scale small{color:#fff;opacity:.8}.fretboard-note.scale-root{color:#fff;background:var(--color-accent);border-color:var(--color-accent-hover);box-shadow:0 0 0 3px var(--color-accent-soft)}.fretboard-note.scale-current{z-index:3;color:#fff;background:var(--color-danger);border-color:var(--color-danger);transform:scale(1.18);box-shadow:0 0 0 4px #b9464633}.fretboard-note.scale-current small{color:#fff}.fretboard-note strong{font-size:.96rem;line-height:1}.fretboard-note small{color:var(--color-muted);margin-top:-4px;font-size:.54rem;line-height:1}@media (width<=980px){.study-sections{grid-template-columns:1fr}.study-sections>section:first-child{grid-column:auto}.fretboard-reference-workspace{gap:var(--space-5);grid-template-columns:minmax(210px,260px) minmax(400px,520px);padding-inline:0}}@media (width<=720px){.app-shell{width:100%;max-width:100vw;padding:var(--space-4);overflow-x:hidden}.app-shell>*{max-width:100%}.hero{padding-top:var(--space-2);grid-template-columns:1fr;display:grid}.hero-topline{align-items:start}.pomodoro-popover{width:min(340px, calc(100vw - var(--space-4) * 2));right:0}.metronome-popover{right:calc(-42px - var(--space-2));width:min(340px, calc(100vw - var(--space-4) * 2))}h1{overflow-wrap:anywhere;font-size:1.18rem;line-height:1.18}.tabs{grid-template-columns:repeat(4,minmax(0,1fr));width:100%;display:grid}.tabs a{padding-inline:5px}.empty-sequence p,.fretboard-hero p{overflow-wrap:anywhere;max-width:100%}.lab-header,.fretboard-hero{display:grid}.sequence-practice-bar{grid-template-columns:1fr auto}.sequence-practice-bar>div,.sequence-practice-status{grid-column:1/-1}.sequence-practice-start{min-width:130px}.sequence-durations-trigger{min-width:118px}.sequence-manager{grid-template-columns:1fr auto auto;align-items:end;display:grid}.preset-sequence-button{grid-column:1/-1;justify-content:center}.sequence-preset-fields{grid-template-columns:1fr}.sequence-preset-backdrop{align-items:end;padding:10px}.sequence-preset-dialog{border-radius:var(--radius-lg) var(--radius-lg) 0 0;max-height:calc(100dvh - 20px)}.lab-controls{align-items:stretch;display:grid}.panel,.sequence-lab{width:100%;max-width:100%;padding:var(--space-3);overflow:hidden}.lab-card-row{scroll-snap-type:x mandatory;padding:0 12% var(--space-2) 0;scroll-padding-inline:0;display:flex;overflow-x:auto}.lab-card,.add-lab-card{scroll-snap-align:start;min-width:88%}.sequence-practice-overlay{padding:var(--space-3)}.sequence-practice-overlay-header{grid-template-columns:1fr;display:grid}.sequence-practice-overlay-tools{justify-content:start;padding-bottom:2px;overflow-x:auto}.sequence-practice-overlay-tools>button{flex:none}.sequence-film-carousel{grid-template-columns:.45fr 1.5fr .58fr .3fr;gap:6px;width:116%;margin-inline:-8%}.sequence-film-card{transform:scale(.72)}.sequence-film-card--current{transform:scale(1)}.sequence-film-card--next{transform:scale(.8)}.sequence-film-card .chord-shape-diagram-area{min-height:min(35vh,280px)}.sequence-film-card:not(.sequence-film-card--current) .chord-shape-diagram-area{min-height:min(23vh,180px)}.sequence-practice-live{font-size:.78rem}.sequence-practice-transport{gap:var(--space-2)}.sequence-duration-panel{width:100%;max-height:72vh;padding:var(--space-4);border-top:1px solid var(--color-border);border-radius:var(--radius-lg) var(--radius-lg) 0 0;border-left:0;inset:auto 0 0;box-shadow:0 -18px 45px #0003}.mobile-card-position{display:block}.reorder-step-button{opacity:1;pointer-events:auto}.shape-nav-button:not(:disabled){opacity:.45}.chord-shape-diagram-area{min-height:242px}.sequence-shape-card .chord-shape-diagram-area{min-height:280px}.sequence-shape-card .chord-diagram svg{width:min(210px,100%)}.section-title{display:block}.compact-controls{z-index:5;padding:var(--space-2);margin-inline:calc(-1 * var(--space-2));background:var(--color-surface);border-bottom:1px solid var(--color-border);position:sticky;top:0}.compact-controls label{flex:1}.compact-controls select{width:100%}.shape-results-heading{gap:var(--space-1);display:grid}.fretboard-reference-workspace{gap:var(--space-4);grid-template-columns:1fr;padding:0;display:grid}.fretboard-reference-sidebar{gap:var(--space-3);padding:0;position:static}.fretboard-selection-summary{display:none}.fretboard-legend{text-align:right;border-left:0;justify-self:end;padding-left:0}.fretboard-tools{align-items:end}.scale-controls{grid-template-columns:1fr}.scale-practice{flex-direction:column;align-items:stretch}.scale-practice-button{width:100%}.fretboard-stage{width:100%;max-width:320px}.tuning-row{grid-template-columns:34px repeat(4,minmax(0,1fr));padding-inline:6px}.fretboard-neck{padding-inline:6px}.fretboard-neck:before,.fretboard-strings,.fretboard-frets{left:40px;right:6px}.note-row{grid-template-columns:34px repeat(4,minmax(0,1fr))}.fret-number{padding-right:5px;font-size:.58rem}.fretboard-note{width:30px;height:30px}.fretboard-note strong{font-size:.84rem}.fretboard-note small{font-size:.48rem}}@media (hover:none) and (pointer:coarse){.chord-identity-part:hover .chord-identity-arrow{opacity:0;visibility:hidden;pointer-events:none}.chord-identity-part:focus-within .chord-identity-arrow,.chord-identity-part.touch-revealed .chord-identity-arrow{opacity:.75;visibility:visible;pointer-events:auto}}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.practice-page .fretboard-control-panel,.practice-page .fretboard-stage{width:100%;max-width:1120px}.practice-mode-tabs{width:min(760px,100%);margin:0 auto var(--space-4);border-radius:var(--radius-sm);background:var(--color-surface-soft);grid-template-columns:repeat(4,1fr);gap:4px;padding:4px;display:grid}.practice-mode-tabs button{min-height:44px;color:var(--color-muted);background:0 0;border:0}.practice-mode-tabs button[aria-selected=true]{color:#fff;background:var(--color-accent)}.sequence-practice-options{gap:var(--space-3);grid-template-columns:minmax(180px,1fr) minmax(140px,.45fr);display:grid}.sequence-practice-options select{width:100%}.sequence-next-chord{margin:0;font-weight:800}.sequence-chord-navigator{scrollbar-gutter:stable;scroll-snap-type:x proximity;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);gap:6px;width:100%;padding:5px;display:flex;overflow-x:auto}.sequence-chord-occurrence{scroll-snap-align:center;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface-soft);flex:none;align-items:stretch;min-height:44px;display:flex;overflow:hidden}.sequence-chord-occurrence.is-selected{border-color:var(--color-accent);box-shadow:inset 0 0 0 1px var(--color-accent)}.sequence-chord-occurrence-main{min-width:76px;color:var(--color-text);background:0 0;border:0;border-radius:0;align-items:center;gap:6px;padding:7px 9px;display:flex}.sequence-chord-occurrence-main:hover{color:var(--color-accent-hover);background:var(--color-accent-soft)}.sequence-chord-occurrence-main span{color:var(--color-subtle);font-size:.68rem}.sequence-inline-shapes{border-left:1px solid var(--color-border);background:var(--color-accent-soft);grid-template-columns:32px auto 32px;align-items:center;display:grid}.sequence-inline-shapes button{min-width:32px;min-height:42px;color:var(--color-accent-hover);background:0 0;border:0;border-radius:0;padding:0}.sequence-inline-shapes button:hover{background:color-mix(in srgb, var(--color-accent), transparent 85%)}.sequence-inline-shapes span{color:var(--color-accent-hover);white-space:nowrap;padding-inline:4px;font-size:.72rem;font-weight:900}.practice-export-button{justify-content:center;align-items:center;gap:6px;width:fit-content;min-height:36px;display:inline-flex}.sequence-card-pagination{justify-content:center;align-items:center;gap:var(--space-3);margin-top:var(--space-2);color:var(--color-muted);font-size:.8rem;display:flex}.practice-sequence-link{color:var(--color-accent-hover);justify-self:start;font-weight:800}.fretboard-page:not(.practice-page) .tuning-row span{background:var(--color-surface);width:34px;height:34px;color:var(--color-accent-hover);border:1px solid var(--color-border);border-radius:999px;justify-self:center;place-items:center;font-weight:900;display:grid}.scale-view-toggle{border-radius:var(--radius-sm);background:var(--color-surface);grid-template-columns:1fr 1fr;gap:3px;padding:3px;display:grid}.scale-view-toggle button{color:var(--color-muted);background:0 0;border:0}.scale-view-toggle button[aria-pressed=true]{color:#fff;background:var(--color-accent)}.path-controls{gap:var(--space-3);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.path-controls select,.path-editor input,.path-actions input{width:100%}.path-actions,.path-editor>div{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.path-actions input{flex:180px}.solo-heading{gap:2px;display:grid}.solo-heading h3,.solo-heading p{margin:0}.solo-timeline-panel{align-items:center;gap:var(--space-3);width:100%;padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);grid-template-columns:auto minmax(0,1fr);display:grid}.solo-timeline-heading{min-width:92px;color:var(--color-muted);font-size:.78rem;display:grid}.solo-timeline-heading strong{color:var(--color-text);font-size:.86rem}.solo-sequence{gap:var(--space-1);scrollbar-gutter:stable;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);min-width:0;min-height:44px;max-height:44px;padding:4px;display:flex;overflow:auto hidden}.solo-sequence>span{color:var(--color-muted);align-self:center}.solo-sequence button{flex:none;min-height:34px;padding:5px 9px}.solo-sequence button.current{color:#fff;background:var(--color-accent)}.solo-practice-workspace{min-width:0}.solo-control-rail{min-width:0;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft)}.solo-control-rail .scale-explorer{gap:var(--space-3)}.solo-control-rail label,.solo-control-rail select,.solo-control-rail input{width:100%}.solo-control-rail .path-actions{gap:var(--space-2);grid-template-columns:1fr 1fr auto;display:grid}.solo-control-rail .path-actions button:nth-child(3){grid-column:1/3}.solo-tempo-control{gap:3px;display:grid}.solo-tempo-control small{color:var(--color-muted)}.solo-practice-button{width:100%}.solo-fretboard-pane{min-width:0;padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft)}.solo-fretboard-pane .scale-visual-legend{margin-block:0 var(--space-2)}.solo-fretboard-pane .fretboard-stage{width:100%;max-width:none}.solo-upcoming-strip{gap:var(--space-2);width:min(1100px,100%);margin:var(--space-3) auto 0;grid-template-columns:repeat(8,minmax(88px,1fr));display:grid;overflow:hidden}.solo-upcoming-strip>div{min-width:0;padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-muted);background:var(--color-surface-soft);gap:2px;display:grid}.solo-upcoming-strip .previous{opacity:.5}.solo-upcoming-strip .current{color:#fff;background:#9e351a;border-color:#d95d39}.solo-upcoming-strip strong{color:inherit;font-size:1.05rem}.solo-upcoming-strip span,.solo-upcoming-strip em{text-overflow:ellipsis;white-space:nowrap;font-size:.68rem;font-style:normal;overflow:hidden}.score-import-history{gap:var(--space-3);margin-top:var(--space-4);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);display:grid}.score-import-history>header,.score-import-history article,.score-import-history article>div:last-child{justify-content:space-between;align-items:center;gap:var(--space-2);display:flex}.score-import-history h3{align-items:center;gap:var(--space-2);margin:0;display:flex}.score-import-history-list{gap:var(--space-2);display:grid}.score-import-history article{padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface)}.score-import-history article>div:first-child{gap:2px;display:grid}.score-import-history article span,.score-import-history article small{color:var(--color-muted)}.score-result-card-actions{gap:var(--space-2);flex-wrap:wrap;display:flex}.score-import-rejections{padding:var(--space-3);border:1px solid var(--color-danger);border-radius:var(--radius-sm);background:color-mix(in srgb, var(--color-danger) 9%, var(--color-surface))}.score-cache-badge{width:fit-content;margin-top:var(--space-1);color:var(--color-accent-hover);background:var(--color-accent-soft);border-radius:999px;padding:3px 8px;font-size:.72rem;font-weight:800;display:inline-flex}.tab-score-sheet{gap:var(--space-3);width:100%;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);text-align:left;display:grid}.tab-score-sheet>header{justify-content:space-between;align-items:center;gap:var(--space-3);display:flex}.tab-score-sheet h4{align-items:center;gap:6px;margin:0;display:flex}.tab-score-sheet header p{color:var(--color-muted);margin:3px 0 0;font-size:.78rem}.tab-layout-summary{color:var(--color-muted);flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:6px;font-size:.72rem;display:flex}.tab-layout-summary span,.tab-layout-summary strong{border:1px solid var(--color-border);white-space:nowrap;border-radius:999px;padding:4px 7px}.tab-layout-summary strong.original{color:var(--color-accent-hover);border-color:var(--color-accent);background:var(--color-accent-soft)}.tab-layout-summary strong.approximate{color:#9a6700;background:#fff7d6;border-color:#d6a52c}.tab-layout-warning{padding:var(--space-2) var(--space-3);color:#7a5200;background:#fff7d6;border-left:4px solid #d6a52c;align-items:center;margin:0;font-size:.8rem;font-weight:700;display:flex}.tab-score-mode{border-radius:var(--radius-sm);background:var(--color-surface-soft);grid-template-columns:repeat(2,minmax(0,1fr));gap:3px;padding:3px;display:grid}.tab-score-mode button{color:var(--color-muted);background:0 0;border:0}.tab-score-mode button[aria-selected=true]{color:#fff;background:var(--color-accent)}.tab-export-toolbar{justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-soft);display:flex}.tab-export-toolbar .tab-score-mode{flex:360px;max-width:560px}.tab-score-actions{justify-content:end;gap:var(--space-2);flex-wrap:wrap;display:flex}.tab-score-actions button{align-items:center;gap:5px;display:inline-flex}.tab-score-actions .tab-markdown-download{color:var(--color-muted);background:0 0}.tab-score-preview{border:1px solid var(--color-border);background:#fff;min-height:34rem;overflow:auto}.tab-score-preview .score-original-preview{min-height:34rem}.tab-position-issues{gap:var(--space-2);padding:var(--space-3);color:var(--color-danger);border:1px solid var(--color-danger);border-radius:var(--radius-sm);display:flex}.tab-position-issues div{gap:2px;display:grid}.tab-position-issues span{font-size:.76rem}.score-preview-panel.tab{overflow:auto}.score-preview-panel.tab .tab-score-sheet{border:0;padding:0}.score-preview-panel.tab .tab-score-sheet>header{padding:var(--space-3)}.score-preview-panel.tab .tab-score-preview{border-inline:0;min-height:27rem}.score-result-step:has(.tab-score-sheet){width:min(1180px,100%)}@media (width<=720px){.tab-score-sheet>header{flex-direction:column;align-items:stretch}.tab-layout-summary{justify-content:flex-start}.tab-score-mode{grid-template-columns:1fr}.tab-export-toolbar{flex-direction:column;align-items:stretch}.tab-export-toolbar .tab-score-mode{flex-basis:auto;width:100%;max-width:none}.tab-score-actions,.tab-score-actions button{width:100%}.tab-score-preview{min-height:26rem}}@media (width>=900px){.solo-control-rail .scale-explorer{grid-template-columns:repeat(3,minmax(0,1fr));align-items:end}.solo-control-rail .path-actions{grid-column:1/3;display:flex}.solo-control-rail .path-actions button:nth-child(3){grid-column:auto}.solo-tempo-control{grid-column:3}.solo-practice-button{grid-column:1}.solo-control-rail .path-progress{grid-column:2/4;align-self:stretch;align-items:center;display:flex}}.shape-selection-summary{justify-content:center;align-items:center;gap:var(--space-2);margin-top:var(--space-1);color:var(--color-muted);flex-wrap:wrap;font-size:.78rem;display:flex}.shape-selection-summary button,.automatic-shapes-button{min-height:34px;padding:5px 10px}.shape-picker-backdrop{z-index:70;padding:var(--space-3);background:#09110eb8;place-items:center;display:grid;position:fixed;inset:0}.shape-picker-dialog{gap:var(--space-3);width:min(980px,100%);max-height:min(90vh,820px);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);box-shadow:var(--shadow-elevated);display:grid;overflow:auto}.shape-picker-dialog>header{justify-content:space-between;align-items:start;gap:var(--space-3);display:flex}.shape-auto-option{text-align:left;gap:2px;min-height:58px;display:grid}.shape-auto-option span{color:var(--color-muted);font-size:.8rem}.shape-auto-option.selected,.shape-picker-option.selected{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-accent-soft)}.shape-picker-grid{gap:var(--space-2);grid-template-columns:repeat(auto-fit,minmax(150px,1fr));display:grid}.shape-picker-option{min-width:0;padding:var(--space-2);color:inherit;background:var(--color-surface-soft)}.shape-picker-option .chord-shape-card{box-shadow:none;pointer-events:none;background:0 0;border:0}.shape-picker-option .chord-shape-diagram-area{min-height:210px}.shape-picker-option .chord-diagram svg{width:min(160px,100%)}.path-editor{gap:var(--space-2);padding:var(--space-3);border:1px dashed var(--color-accent);border-radius:var(--radius-sm);background:var(--color-accent-soft);display:grid}.path-editor p,.path-progress{margin:0;font-weight:800}.path-progress{padding:var(--space-2) var(--space-3);border-left:4px solid var(--color-accent);background:var(--color-surface)}.scale-visual-legend,.fretboard-region-legend{justify-content:center;gap:var(--space-2);color:var(--color-muted);flex-wrap:wrap;font-size:.72rem;font-weight:800;display:flex}.scale-visual-legend{margin:var(--space-3) auto}.scale-visual-legend span,.fretboard-region-legend span{background:var(--color-surface-soft);border:1px solid var(--color-border);border-radius:999px;align-items:center;gap:5px;padding:4px 8px;display:inline-flex}.scale-visual-legend span:before{content:"";background:var(--legend-color);border-radius:50%;width:10px;height:10px}.legend-octave-4{--legend-color:#2f6fbe}.legend-octave-5{--legend-color:#36a37d}.legend-root{--legend-color:#f0b429}.legend-current{--legend-color:#d95d39}.legend-next{--legend-color:#4f7cff}.legend-played{--legend-color:#8391a0}.fretboard-region-legend{margin-bottom:var(--space-2)}.region-low{border-color:#2f6fbe73!important}.region-middle{border-color:#36a37d80!important}.region-high{border-color:#f0b4298c!important}.practice-fretboard-layout{--practice-string-row:52px;grid-template-columns:38px minmax(0,1fr);align-items:stretch;display:grid}.focused-fretboard-stage .practice-fretboard-layout{--practice-string-row:clamp(54px, 8vh, 76px)}.fretboard-open-strings{grid-template-columns:1fr;grid-template-rows:24px repeat(4, var(--practice-string-row));padding:var(--space-3) 4px;border:1px solid var(--color-border);border-radius:var(--radius-md) 0 0 var(--radius-md);background:var(--color-surface-soft);border-right:0;align-items:center;display:grid}.open-fret-label{color:var(--color-subtle);grid-row:1;justify-self:center;font-size:.68rem;font-weight:900}.fretboard-open-strings .fretboard-note,.open-string-muted{z-index:2;grid-row:calc(var(--string) + 1);justify-self:center;position:relative}.fretboard-open-strings .fretboard-note{width:34px;height:34px;padding:0}.open-string-muted{color:var(--color-muted);font-size:1.35rem;font-weight:900}.fretboard-matrix{grid-template-columns:0 repeat(12,minmax(42px,1fr));grid-template-rows:24px repeat(4, var(--practice-string-row));min-width:664px;padding:var(--space-3);border:1px solid var(--color-border);border-radius:0 var(--radius-md) var(--radius-md) 0;background:linear-gradient(90deg,#2f6fbe12 0 33%,#36a37d12 33% 66%,#f0b42914 66% 100%);align-items:center;display:grid;position:relative;overflow:hidden}.fretboard-lines{background-image:repeating-linear-gradient(90deg, var(--color-border-strong) 0 1px, transparent 1px calc(100% / 12)), repeating-linear-gradient(0deg, var(--color-border-strong) 0 1px, transparent 1px var(--practice-string-row));border:3px solid var(--color-border-strong);border-radius:3px;grid-area:2/2/-1/-1;place-self:stretch stretch}.matrix-fret-label{grid-column:calc(var(--fret) + 1);color:var(--color-subtle);grid-row:1;justify-self:center;font-size:.68rem;font-weight:900}.fretboard-matrix .fretboard-note{z-index:2;grid-column:calc(var(--fret) + 1);grid-row:calc(var(--string) + 1);width:34px;height:34px;padding:0;position:relative}.fretboard-note b{width:16px;height:16px;color:var(--color-text);background:#fff;border:1px solid;border-radius:50%;place-items:center;font-size:.56rem;display:grid;position:absolute;bottom:-5px;right:-5px}.fretboard-note.path-note.octave-4{color:#fff;background:#2f6fbe;border-color:#164b88;box-shadow:0 0 0 2px #2f6fbe33}.fretboard-note.path-note.octave-5,.fretboard-note.path-note.octave-6{color:#fff;background:#36a37d;border-color:#17684e;box-shadow:0 0 0 2px #36a37d33}.fretboard-note.path-note small{color:#fff;opacity:.85}.practice-page .fretboard-note.in-scale:not(.path-note){color:var(--color-accent-hover);opacity:.72;box-shadow:none;background:#36a37d1f;border-color:#36a37d7a}.fretboard-note.scale-root,.fretboard-note.path-start{box-shadow:0 0 0 4px #f0b429}.fretboard-note.path-end{outline-offset:3px;outline:4px solid #7c3aed}.fretboard-note.scale-next{outline-offset:4px;outline:3px dashed #4f7cff}.fretboard-note.scale-played{opacity:.48}.fretboard-note.scale-current{opacity:1;background:#d95d39;border-color:#9e351a;animation:.62s ease-in-out infinite alternate scale-path-pulse}.fretboard-note.path-candidate{border:2px dashed var(--color-accent);cursor:pointer;width:44px;height:44px;box-shadow:0 0 0 3px var(--color-accent-soft)}.fretboard-note.path-candidate:not(.path-note){opacity:1;background:var(--color-surface)}@keyframes scale-path-pulse{to{transform:scale(1.22);box-shadow:0 0 0 7px #d95d3938}}@media (width<=720px){.solo-upcoming-strip{grid-template-columns:repeat(4,minmax(82px,1fr))}.solo-upcoming-strip>div:nth-child(n+5){display:none}.score-import-history article{align-items:flex-start}.solo-timeline-panel{gap:var(--space-1);grid-template-columns:1fr}.solo-timeline-heading{justify-content:space-between;display:flex}.solo-control-rail,.solo-fretboard-pane{padding:var(--space-2)}.solo-control-rail .path-actions{grid-template-columns:1fr 1fr auto}.path-controls,.sequence-practice-options{grid-template-columns:1fr}.practice-page .fretboard-stage{max-width:340px}.fretboard-region-legend{justify-content:flex-start}.practice-fretboard-layout{grid-template-columns:1fr}.fretboard-open-strings{border-right:1px solid var(--color-border);border-radius:var(--radius-md) var(--radius-md) 0 0;border-bottom:0;grid-template-rows:44px;grid-template-columns:28px repeat(4,minmax(0,1fr));padding:6px}.open-fret-label{grid-area:1/1}.fretboard-open-strings .fretboard-note,.open-string-muted{grid-column:calc(var(--string) + 1);grid-row:1}.fretboard-open-strings .fretboard-note{width:30px;height:30px}.fretboard-matrix{border-radius:0 0 var(--radius-md) var(--radius-md);grid-template-rows:repeat(12,39px);grid-template-columns:28px repeat(4,minmax(0,1fr));width:100%;min-width:0;padding:6px}.fretboard-lines{background-image:repeating-linear-gradient(90deg, var(--color-border-strong) 0 1px, transparent 1px 25%), repeating-linear-gradient(0deg, var(--color-border-strong) 0 1px, transparent 1px 39px);grid-area:1/2/-1/-1}.matrix-fret-label{grid-column:1;grid-row:calc(var(--fret) + 1);grid-row:var(--fret)}.fretboard-matrix .fretboard-note{grid-column:calc(var(--string) + 1);grid-row:var(--fret);width:30px;height:30px}.fretboard-matrix .fretboard-note.path-candidate{width:40px;height:40px}}
