/*!
 *  Hack typeface https://github.com/source-foundry/Hack
 *  License: https://github.com/source-foundry/Hack/blob/master/LICENSE.md
 */
@font-face{font-family:Hack;src:url(/assets/hack-regular-Dv5unGLz.woff2?sha=3114f1256)format("woff2"),url(/assets/hack-regular-DEir-J6A.woff?sha=3114f1256)format("woff");font-weight:400;font-style:normal}@font-face{font-family:Hack;src:url(/assets/hack-bold-o0myPlua.woff2?sha=3114f1256)format("woff2"),url(/assets/hack-bold-XM2YsVf3.woff?sha=3114f1256)format("woff");font-weight:700;font-style:normal}@font-face{font-family:Hack;src:url(/assets/hack-italic-CQtdA7T5.woff2?sha=3114f1256)format("woff2"),url(/assets/hack-italic-CxLZKZQa.woff?sha=3114f1256)format("woff");font-weight:400;font-style:italic}@font-face{font-family:Hack;src:url(/assets/hack-bolditalic-D5TV5Tsg.woff2?sha=3114f1256)format("woff2"),url(/assets/hack-bolditalic-CcY3gI8S.woff?sha=3114f1256)format("woff");font-weight:700;font-style:italic}*,:before,:after{box-sizing:border-box}html,body,#root{height:100%;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Hack,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}*{scrollbar-width:thin;scrollbar-color:var(--border) transparent}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-dim)}::-webkit-scrollbar-corner{background:0 0}button{cursor:pointer;color:inherit;background:0 0;border:none;padding:0;font-family:inherit}.app{background:var(--paper);flex-direction:column;height:100vh;display:flex;position:relative;overflow:hidden}.practice-split{flex:1;grid-template-columns:1fr 1fr;min-height:0;display:grid}.practice-left{flex-direction:column;min-width:0;min-height:0;display:flex;overflow:auto}.practice-right{border-left:1px solid var(--border);min-width:0;min-height:0;padding:24px;overflow:auto}.top-strip{border-bottom:1px solid var(--border);grid-template-columns:1fr auto 1fr;align-items:center;padding:18px 28px;display:grid}.top-strip-left{justify-self:start;align-items:center;gap:8px;display:flex}.midi-dot{border-radius:50%;width:8px;height:8px}.midi-label{color:var(--text-muted);font-size:13px}.top-strip-tabs{justify-self:center;gap:4px;display:flex}.top-tab{color:var(--text-muted);border-radius:4px;padding:6px 16px;font-size:13px;transition:color .12s,background .12s}.top-tab:hover{color:var(--text)}.top-tab.active{color:var(--primary);border-bottom:2px solid var(--primary)}.top-strip-right{justify-self:end;align-items:center;gap:4px;display:flex}.center-area{flex:1;grid-template-rows:1fr auto 1fr;min-height:0;padding:24px;display:grid;overflow:auto}.center-header{flex-direction:column;align-self:end;align-items:center;margin-bottom:26px;display:flex}.center-piano{flex-direction:column;align-items:center;gap:26px;display:flex}.chord-name{flex-direction:column;align-items:center;gap:26px;display:flex;position:relative}.chord-name-primary{color:var(--text);letter-spacing:-.01em;font-size:64px;font-weight:700;line-height:1;position:relative}.chord-name-delta{white-space:nowrap;letter-spacing:-.01em;pointer-events:none;align-items:baseline;gap:8px;margin-bottom:4px;font-size:24px;font-weight:700;line-height:1;animation:1s ease-out forwards float-up;display:flex;position:absolute;bottom:100%;left:50%}.delta-chord{color:var(--text-muted);font-size:18px;font-weight:400}@keyframes float-up{0%{opacity:0;transform:translate(-50%,4px)}15%{opacity:1;transform:translate(-50%)}to{opacity:0;transform:translate(-50%,-30px)}}.piano-key{border:1px solid #0000;border-radius:0 0 4px 4px;transition:background-color 60ms,border-color 60ms}.piano-key-white{background:var(--white-key);border-color:var(--white-key-border)}.piano-key-black{background:var(--black-key);border-color:var(--black-key-border);box-shadow:0 2px 4px #00000080}.piano-key[data-tone=target]{background:var(--success);border-color:var(--success);border-width:2px}.piano-key[data-tone=wrong]{background:var(--error);border-color:var(--error);border-width:2px}.piano-key[data-tone=revealed]{background:var(--warning);border-color:var(--warning);border-width:2px}.key-hints{flex-direction:column;align-items:center;gap:2px;display:flex}.key-hint-black{color:var(--text-dim);justify-self:center;font-size:12px;transform:translate(12px)}.key-hint-white{color:var(--text-muted);justify-self:center;font-size:12px}.numeral-prompt{flex-direction:column;align-items:center;gap:10px;display:flex}.numeral-value{font-size:64px;font-weight:400;line-height:1;position:relative}.key-picker-inline{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.dropdown-trigger{color:var(--text);background:var(--action-disabled-bg);border:1px solid var(--divider);border-radius:999px;align-items:center;gap:6px;padding:4px 6px 4px 12px;font-size:13px;font-weight:600;transition:opacity .12s;display:inline-flex}.dropdown-trigger:hover{opacity:.85}.dropdown-label{color:var(--text-muted);letter-spacing:.04em;font-weight:400}.chip-tooltip{grid-template-columns:auto auto;gap:2px 10px;font-size:12px;display:grid}.chip-tooltip-empty{color:var(--text-muted);font-size:12px}.chip-stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:11px}.chip-stat-good{color:var(--primary)}.stats-scroll{flex:1;min-height:0;padding:40px 32px 60px;overflow:auto}.stats-page{max-width:1000px;color:var(--text);font-variant-numeric:tabular-nums;flex-direction:column;gap:56px;margin:0 auto;display:flex}.ta-left{text-align:left}.ta-right{text-align:right}.stats-tone-bad{color:var(--error)}.stats-tone-dim{color:var(--text-dim)}.stats-figures{flex-wrap:wrap;align-items:flex-end;gap:56px;display:flex}.stats-figure{flex-direction:column;gap:8px;display:flex}.stats-figure-label{color:var(--text-dim);letter-spacing:.02em;font-size:12px}.stats-figure-value{letter-spacing:-.04em;color:var(--text);font-variant-numeric:tabular-nums;font-size:64px;line-height:.85}.stats-figure-mastery .stats-figure-value{color:var(--primary)}.stats-figure-unit{color:var(--text-dim);letter-spacing:0;margin-left:2px;font-size:24px}.stats-ramp-wrap{flex-direction:column;gap:16px;display:flex}.stats-ramp{align-items:flex-end;gap:2px;height:300px;display:flex}.stats-ramp-bar{cursor:default;border:none;flex:1;min-height:2px;padding:0;transition:opacity .12s}.stats-ramp-bar:hover{opacity:.75}.stats-ramp-caption{color:var(--text-dim);justify-content:space-between;align-items:baseline;font-size:12px;display:flex}.stats-empty-line{color:var(--text-dim);padding:12px 0;font-size:12px}.stats-two-up{grid-template-columns:1fr 1fr;align-items:start;gap:56px;display:grid}.stats-column{flex-direction:column;gap:12px;display:flex}.stats-column-head{color:var(--text-dim);justify-content:space-between;align-items:baseline;padding-bottom:4px;font-size:12px;display:flex}.stats-stuck-rows,.stats-speed-rows{flex-direction:column;display:flex}.stats-stuck-row{grid-template-columns:1fr 56px 30px;align-items:center;gap:14px;padding:6px 0;display:grid}.stats-stuck-text{flex-direction:column;gap:3px;min-width:0;display:flex}.stats-stuck-name{color:var(--text);font-size:13px}.stats-stuck-diagnosis{color:var(--text-dim);font-variant-numeric:tabular-nums;font-size:10.5px}.stats-stuck-spark{display:block}.stats-stuck-score{text-align:right;color:var(--primary);font-variant-numeric:tabular-nums;font-size:12px}.stats-speed-row{grid-template-columns:1fr 56px 48px;align-items:center;gap:14px;padding:6px 0;display:grid}.stats-speed-text{flex-direction:column;gap:3px;min-width:0;display:flex}.stats-speed-name{color:var(--text);font-size:13px}.stats-speed-subtext{color:var(--text-dim);font-variant-numeric:tabular-nums;font-size:10.5px}.stats-speed-track{background:var(--divider);height:2px;position:relative}.stats-speed-dot{background:var(--primary);width:4px;height:4px;position:absolute;top:-1px}.stats-speed-ms{text-align:right;color:var(--text-dim);font-variant-numeric:tabular-nums;font-size:11.5px}.stats-table-wrap{flex-direction:column;gap:20px;display:flex}.stats-tabs-row{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:16px;display:flex}.stats-tabs{gap:26px;font-size:15px;display:flex}.stats-tab{color:var(--text-dim);font-family:inherit;transition:color .12s}.stats-tab:hover{color:var(--text)}.stats-tab.active{color:var(--primary)}.stats-tab-count{color:var(--text-dim);margin-left:6px;font-size:11px}.stats-tab.active .stats-tab-count{color:var(--text-dim)}.stats-tabs-meta{color:var(--text-dim);font-size:11.5px}.stats-table-scroll{max-height:460px;overflow:auto}.stats-table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:12.5px}.stats-table thead th{background:var(--paper);z-index:1;color:var(--text-dim);text-align:right;letter-spacing:0;text-transform:none;white-space:nowrap;padding:0 14px 10px 0;font-size:12.5px;font-weight:400;position:sticky;top:0}.stats-table thead th.ta-left{text-align:left}.stats-table td{color:var(--text);white-space:nowrap;padding:8px 14px 8px 0;transition:background .12s}.stats-table tbody tr:hover td{background:var(--action-hover)}.stats-table-name{color:var(--text)}.stats-table-sort{color:inherit;font:inherit;letter-spacing:inherit;align-items:baseline;gap:4px;display:inline-flex}.stats-table-sort:hover{color:var(--text)}.stats-table-sort.active{color:var(--primary)}.stats-table-arrow{opacity:.7;min-width:8px;font-size:10px;display:inline-block}.stats-table-level{align-items:center;gap:10px;display:flex}.stats-table-level-track{background:var(--divider);flex:1;height:2px;overflow:hidden}.stats-table-level-fill{background:var(--primary);height:100%}.stats-table-level-value{text-align:right;width:22px;color:var(--text)}@media (width<=900px){.stats-two-up{grid-template-columns:1fr;gap:40px}.stats-figures{gap:24px}.stats-figure-value{font-size:52px}.stats-table-scroll{overflow-x:auto}}.mastery-grid table{border-collapse:separate;border-spacing:4px;font-variant-numeric:tabular-nums;table-layout:fixed;width:100%;font-size:12px}.mastery-grid-corner{width:84px}.mastery-grid-col-head{letter-spacing:.04em;color:var(--text-muted);text-align:center;font-size:11px;font-weight:400}.mastery-grid-row-head{color:var(--text);text-align:right;white-space:nowrap;width:84px;padding-right:10px;font-size:12px;font-weight:600}.mastery-grid-cell-td{padding:0}.mastery-grid-cell{font-variant-numeric:tabular-nums;width:100%;height:30px;color:var(--text);border-radius:5px;justify-content:center;align-items:center;font-size:12px;font-weight:600;transition:opacity .12s;display:flex}.chord-mastery-grid .mastery-grid-cell{cursor:pointer}.mastery-grid-cell:hover{opacity:.8}.mastery-grid-cell.current{outline:2px solid var(--text);outline-offset:1px}.mastery-grid-cell.untouched{color:var(--text-muted);border:1px solid color-mix(in srgb, var(--text-muted) 25%, transparent);background:0 0;font-weight:400}.mastery-grid-cell.locked{color:color-mix(in srgb, var(--text-muted) 55%, transparent);background:color-mix(in srgb, var(--text-muted) 8%, transparent);font-weight:400}.mastery-grid-cell.disabled{color:var(--text-muted);background:color-mix(in srgb, var(--text-muted) 15%, transparent);border:1px dashed color-mix(in srgb, var(--text-muted) 40%, transparent)}.mastery-grid-head-btn{all:unset;cursor:pointer;border-radius:3px;padding:0 2px;transition:color .12s,background .12s;display:inline-block}.mastery-grid-head-btn:hover{color:var(--text);background:color-mix(in srgb, var(--text-muted) 15%, transparent)}.mastery-grid-tooltip-header{color:var(--text);margin-bottom:6px;font-size:12px;font-weight:700}.unlock-toast{background:var(--paper);border-left:3px solid var(--success);border-radius:4px;align-items:baseline;gap:10px;min-width:220px;padding:10px 16px;display:flex;box-shadow:0 4px 12px #00000059}.unlock-toast-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);font-size:12px}.unlock-toast-name{letter-spacing:-.01em;color:var(--text);font-size:18px;font-weight:700}.unlock-toast.mastered{background:var(--warning);border-left-color:var(--warning)}.unlock-toast.mastered .unlock-toast-label,.unlock-toast.mastered .unlock-toast-name{color:var(--primary-contrast)}.progression-row{border:1px solid #0000;border-radius:4px;grid-template-columns:108px 76px 84px 1fr;align-items:baseline;gap:12px;padding:14px 16px;display:grid}.progression-row+.progression-row{border-top-color:var(--divider)}.progression-row.current{border-color:var(--primary);background:var(--action-hover)}.progression-row.current+.progression-row{border-top-color:#0000}.progression-numeral{font-size:26px;line-height:1}.numeral-suffix{color:var(--text-muted);font-size:.55em}.progression-row.current .progression-numeral{color:var(--primary)}.progression-chord{font-size:15px}.progression-note{color:var(--text-dim);font-size:12px}
