:root{--bg: #eae6da;--card: #f6f3ea;--ink: #2b2a26;--muted: #7a766c;--accent: #e8731a;--accent-ink: #fff;--key: #fdfcf8;--key-border: #d8d2c2;--good: #2e7d43;--good-bg: #dcefe0;--bad: #c0392b;--bad-bg: #f6dedb;--lock: #cfc9ba}@media(prefers-color-scheme:dark){:root{--bg: #201f1c;--card: #2b2a26;--ink: #ece8dd;--muted: #9b968a;--accent: #e8731a;--key: #35332e;--key-border: #4a473f;--good: #6fc287;--good-bg: #23392a;--bad: #e0705f;--bad-bg: #402724;--lock: #454239}}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);overscroll-behavior:none;user-select:none;-webkit-user-select:none}#root,.app{height:100dvh;display:flex;flex-direction:column}.topbar{display:flex;justify-content:space-between;align-items:center;padding:calc(env(safe-area-inset-top) + 6px) 12px 6px}.content{flex:1;overflow-y:auto;padding:0 12px calc(env(safe-area-inset-bottom) + 12px);display:flex;flex-direction:column}.page{max-width:860px;width:100%;margin:0 auto;flex:1;display:flex;flex-direction:column;gap:12px;padding-top:8px}h1{margin:8px 0 0}h2,h3{margin:4px 0}.subtitle{margin:0 0 4px;color:var(--muted)}.muted{color:var(--muted);font-size:.9em}.good{color:var(--good)}.bad{color:var(--bad)}.card{background:var(--card);border-radius:14px;padding:14px 16px;display:flex;flex-direction:column;gap:8px}.card.highlight{outline:2px solid var(--accent)}.banner{border-radius:10px;padding:10px 14px;font-weight:600}.banner.error{background:var(--bad-bg);color:var(--bad)}.banner.good{background:var(--good-bg);color:var(--good)}.banner.warn{background:#f5ecd2;color:#7a6320;font-weight:500}@media(prefers-color-scheme:dark){.banner.warn{background:#3a3422;color:#d8c27a}}button.linklike{background:none;border:none;padding:0;min-height:0;color:inherit;font-weight:700;text-decoration:underline;cursor:pointer}.notation{background:#fdfcf8;border:1px solid var(--key-border);border-radius:10px;height:96px;width:auto;user-select:none;-webkit-user-select:none}.notation.large{height:clamp(120px,24vmin,190px)}.learn-row,.feedback-row{display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap}button{font:inherit;border:1px solid var(--key-border);background:var(--key);color:var(--ink);border-radius:10px;padding:10px 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var(--key-border);background:var(--key);color:var(--ink)}.mode-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px}.mode-btn{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:left;padding:12px 14px}.mode-btn span{font-size:.85rem;color:var(--muted)}.timer{font-size:1.1rem;font-weight:600;margin:0}.timer.over{color:var(--accent)}.plan-strip{display:flex;gap:4px}.plan-block{flex:1;border:1px solid var(--key-border);border-radius:8px;padding:4px 6px;display:flex;flex-direction:column;align-items:center;gap:1px;min-width:0}.plan-block.now{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent)}.plan-block.done{opacity:.45}.plan-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.plan-min{font-size:.85rem;font-weight:700}.recommend{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px dashed var(--accent);border-radius:10px;padding:10px 14px}.field.wide{max-width:340px}.tier{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;padding:2px 8px;border-radius:999px;border:1px solid var(--key-border);color:var(--muted)}.tier-integration{border-color:var(--accent);color:var(--accent)}.tier-full{border-color:var(--good);color:var(--good)}.trainer{flex:1;display:grid;grid-template-rows:auto 1fr auto;gap:10px;min-height:0}.trainer-status{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}.stimulus{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;min-height:0;overflow:hidden}.big-letter{font-size:clamp(64px,18vmin,140px);font-weight:800;line-height:1}.listening{font-size:1.2rem;font-weight:600}.await-controls{display:flex;flex-direction:column;align-items:center;gap:14px}@media(max-height:520px){.stimulus{gap:8px}.listening{font-size:1rem}.await-controls{flex-direction:row;gap:16px}}.verdict{font-size:1.5rem;font-weight:800}.verdict.good{color:var(--good)}.verdict.bad{color:var(--bad)}.chip-row{display:flex;gap:10px;justify-content:center}.chip{background:var(--key);border:1px solid var(--key-border);border-radius:12px;padding:8px 16px;display:flex;flex-direction:column;align-items:center;min-width:74px}.chip-label{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.chip-value{font-size:1.5rem;font-weight:800}.letter-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(56px,1fr));gap:8px;padding-bottom:4px}.letter-btn{font-size:1.3rem;font-weight:700;min-height:56px;border-radius:12px}.letter-btn.correct{background:var(--good-bg);border-color:var(--good);color:var(--good)}.letter-btn.wrong{background:var(--bad-bg);border-color:var(--bad);color:var(--bad)}.entry-slots{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.slot{min-width:54px;min-height:54px;border-radius:10px;border:2px dashed var(--key-border);display:inline-flex;align-items:center;justify-content:center;font-size:1.4rem;font-weight:800;padding:4px 8px}.slot.next{border-color:var(--accent)}.slot.good{border-style:solid;border-color:var(--good);color:var(--good)}.slot.bad{border-style:solid;border-color:var(--bad);color:var(--bad)}.alpha-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:8px}.alpha-cell{border-radius:10px;border:1px solid var(--key-border);background:var(--key);padding:8px 6px;text-align:center}.alpha-letter{font-weight:800;font-size:1.2rem}.alpha-pitch{color:var(--muted);font-size:.75rem}.alpha-acc{font-size:.9rem;font-weight:600}.alpha-cell.strong{background:var(--good-bg);border-color:var(--good)}.alpha-cell.mid{background:#f5ecd2;border-color:#c9a94e}@media(prefers-color-scheme:dark){.alpha-cell.mid{background:#3a3422;border-color:#8a7434}}.alpha-cell.weak{background:var(--bad-bg);border-color:var(--bad)}.alpha-cell.locked{background:var(--lock);opacity:.6}.alpha-cell:not(.locked){cursor:pointer}.alpha-cell.selected{outline:2px solid var(--accent)}.letter-detail{margin-top:10px}.table{width:100%;border-collapse:collapse;font-size:.95rem}.table th,.table td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--key-border)}.criteria{margin:0;padding-left:20px}.json-editor{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85rem;width:100%;border-radius:10px;border:1px solid var(--key-border);background:var(--key);color:var(--ink);padding:10px;user-select:text;-webkit-user-select:text}.audio-state{font-size:1.1rem}.journey{display:flex;flex-direction:column;gap:0;max-width:560px}.journey-node{display:flex;align-items:center;gap:14px;padding:10px 14px;border-left:3px solid var(--key-border);margin-left:18px;position:relative}.journey-node.done{border-left-color:var(--good)}.journey-node.current{background:color-mix(in srgb,var(--accent) 10%,transparent);border-left-color:var(--accent);border-radius:0 12px 12px 0}.journey-marker{width:38px;height:38px;border-radius:50%;border:2px solid var(--key-border);background:var(--card);display:flex;align-items:center;justify-content:center;font-weight:800;flex-shrink:0;margin-left:-38px}.journey-node.done .journey-marker{border-color:var(--good);color:var(--good);background:var(--good-bg)}.journey-node.current .journey-marker{border-color:var(--accent);color:var(--accent)}.journey-node.locked{opacity:.55}.journey-body{display:flex;flex-direction:column;gap:2px;min-width:0}.tier-badge{margin-left:auto;background:var(--accent);color:var(--accent-ink);font-weight:800;border-radius:999px;padding:4px 12px;font-size:.9rem;flex-shrink:0}.word-badge{font-size:.95rem;color:var(--accent)}.calendar-strip{display:grid;grid-template-columns:repeat(28,1fr);gap:3px;max-width:560px}.cal-day{aspect-ratio:1;border-radius:3px;background:var(--key-border)}.cal-day[data-active=true]{background:var(--good)}.quick-settings{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:10px 18px}.qs-field{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.9rem}.qs-label{flex:1}.qs-field input[type=number]{width:76px;font:inherit;padding:6px 8px;border-radius:8px;border:1px solid var(--key-border);background:var(--key);color:var(--ink)}.qs-field input[type=checkbox]{width:22px;height:22px;accent-color:var(--accent)}.conductor-banner{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0 12px;padding:8px 14px;border-radius:10px;background:var(--card);border:1px solid var(--accent);font-size:.9rem}.conductor-banner.quiet{border-color:var(--key-border);color:var(--muted);justify-content:center}.instrument-art{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:.85rem;text-transform:capitalize}.instrument-art img{flex:none;width:64px;height:64px;object-fit:contain}.instrument-art.large{min-height:0}.instrument-art.large img{width:clamp(44px,13vh,128px);height:clamp(44px,13vh,128px)}.trend-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}.trend-title{font-weight:700;font-size:.9rem;margin-bottom:2px}.trend-latest{color:var(--accent)}.trend svg{width:100%;height:auto}.trend-line{fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.trend-dot{fill:var(--accent)}.trend-axis{stroke:var(--key-border);stroke-width:1}.trend-tick{fill:var(--muted);font-size:9px}.version-footer{margin-top:auto;padding-top:8px;display:flex;justify-content:flex-end;color:var(--muted);font-size:.75rem;user-select:text;-webkit-user-select:text}.version-link{display:inline-flex;min-height:44px;align-items:flex-end;padding:10px 0 2px 12px;color:inherit;font-variant-numeric:tabular-nums;text-decoration:none;text-decoration-thickness:1px;text-underline-offset:3px}.version-link:hover,.version-link:focus-visible{color:var(--accent);text-decoration:underline}.support-bar{height:4px;border-radius:2px;background:var(--key-border);margin-top:4px;overflow:hidden}.support-fill{height:100%;background:var(--accent);border-radius:2px}.passage-result{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;font-size:1.3rem;font-weight:800;letter-spacing:.04em}.modal-backdrop{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:20px;padding-bottom:max(20px,env(safe-area-inset-bottom));background:#0000008c}.modal{max-width:30rem;width:100%;gap:12px;box-shadow:0 12px 40px #00000059}.modal h3,.modal p{margin:0}