.mtr{--mtr-bg: #0c0f14;--mtr-surface: #151a22;--mtr-raised: #1f2733;--mtr-ink: #f0eee8;--mtr-ink-soft: #9aa3ae;--mtr-line: #2b3443;--mtr-gold: #c89b3c;--mtr-gold-rgb: 200, 155, 60;--mtr-blue: #4f8fd9;--mtr-blue-rgb: 79, 143, 217;--mtr-grey-rgb: 154, 163, 174;position:relative;isolation:isolate;overflow:hidden;max-width:520px;margin:0 auto;padding:1.1rem 1.25rem 1.4rem;background:radial-gradient(360px circle at 50% 24%,#14223ad9 0,#14223a00),var(--mtr-bg);border:1px solid var(--mtr-line);border-radius:18px;font-family:var(--sans);color:var(--mtr-ink);display:flex;flex-direction:column;gap:.85rem;user-select:none;-webkit-user-select:none}.mtr [hidden]{display:none!important}.mtr-header{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.mtr-header-right{display:inline-flex;align-items:center;gap:10px}.mtr-accent-reset{display:inline-flex;align-items:center;gap:4px;height:22px;padding:0 8px;border-radius:999px;background:var(--mtr-surface);border:1px solid var(--mtr-line);color:var(--mtr-ink-soft);font-family:var(--sans);font-size:.68rem;cursor:pointer;transition:color .15s linear,border-color .15s linear}.mtr-accent-reset:hover{color:var(--mtr-gold);border-color:var(--mtr-gold)}.mtr-wordmark{font-family:var(--serif);font-style:italic;font-size:.95rem;color:var(--mtr-ink-soft)}.mtr-sig-label{font-size:.95rem;font-weight:600;color:var(--mtr-gold);font-variant-numeric:tabular-nums}.mtr-bpm-block{text-align:center;position:relative}.mtr-pulse{position:absolute;left:50%;top:calc(clamp(4.5rem,20vw,6.5rem)/2);width:280px;height:280px;transform:translate(-50%,-50%);pointer-events:none;z-index:-1}.mtr-glow,.mtr-ripple{position:absolute;inset:0;border-radius:50%;opacity:0}.mtr-glow{background:radial-gradient(circle,rgba(var(--mtr-gold-rgb),.5) 0,rgba(var(--mtr-gold-rgb),0) 60%)}.mtr-ripple{inset:40px;border:1.5px solid var(--mtr-gold);transform:scale(.5)}.mtr-bpm{font-size:clamp(4.5rem,20vw,6.5rem);font-weight:700;line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums;cursor:ns-resize;touch-action:none;outline:none}.mtr-bpm:focus-visible{text-shadow:0 0 24px rgba(200,155,60,.45)}.mtr-marking{font-family:var(--serif);font-style:italic;font-size:1.05rem;color:var(--mtr-ink-soft);margin-top:.1rem}.mtr-steps{display:flex;justify-content:center;gap:.6rem;margin-top:.7rem}.mtr-step{width:58px;height:40px;border-radius:999px;background:var(--mtr-surface);border:1px solid var(--mtr-line);color:var(--mtr-ink);font-family:var(--sans);font-size:1rem;font-weight:600;font-variant-numeric:tabular-nums;cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease)}.mtr-step:hover{background:var(--mtr-raised);border-color:var(--mtr-ink-soft)}.mtr-dots{display:flex;justify-content:center;align-items:center;gap:14px;height:44px;--dot: 22px;--dot-forte: 26px}.mtr-dots.n6{gap:10px}.mtr-dots.n9{gap:5px;--dot: 17px;--dot-forte: 19px}.mtr-dots.n13{gap:3px;--dot: 14px;--dot-forte: 16px}.mtr-dot{flex:0 0 auto;width:var(--dot);height:var(--dot);border-radius:50%;padding:0;position:relative;background:rgba(var(--mtr-blue-rgb),.2);border:1px solid rgba(var(--mtr-blue-rgb),.65);cursor:pointer;transition:transform .1s var(--ease),background .1s linear,border-color .2s var(--ease),box-shadow .1s linear}.mtr-dot:before{content:"";position:absolute;inset:-11px -4px}.mtr-dot.forte{width:var(--dot-forte);height:var(--dot-forte);background:rgba(var(--mtr-gold-rgb),.4);border:2px solid var(--mtr-gold)}.mtr-dot.mute{background:var(--mtr-surface);border-color:rgba(var(--mtr-grey-rgb),.45)}.mtr-dot.mute:after{content:"";position:absolute;left:50%;top:50%;width:40%;height:2px;border-radius:1px;transform:translate(-50%,-50%);background:rgba(var(--mtr-grey-rgb),.45)}.mtr-dot.current{background:var(--mtr-blue);border-color:var(--mtr-blue);box-shadow:0 0 10px rgba(var(--mtr-blue-rgb),.75);transform:scale(1.35)}.mtr-dot.current.forte{background:var(--mtr-gold);border-color:var(--mtr-gold);box-shadow:0 0 10px rgba(var(--mtr-gold-rgb),.75)}.mtr-dot.current.mute{background:rgba(var(--mtr-grey-rgb),.45);border-color:rgba(var(--mtr-grey-rgb),.45);box-shadow:none}.mtr-dot.current.mute:after{display:none}.mtr-dot.current.dimmed{background:rgba(var(--mtr-grey-rgb),.6);border-color:rgba(var(--mtr-grey-rgb),.6);box-shadow:none}@media(max-width:360px){.mtr-dots.n6{gap:8px}.mtr-dots.n9{gap:4px;--dot: 15px;--dot-forte: 17px}.mtr-dots.n13{gap:2px;--dot: 12px;--dot-forte: 14px}}@media(prefers-reduced-motion:reduce){.mtr-dot{transition:none}}.mtr-chip-row{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:2px}.mtr-chip-row::-webkit-scrollbar{display:none}.mtr-chip{flex:0 0 auto;height:34px;padding:0 13px;border-radius:999px;background:var(--mtr-surface);border:1px solid var(--mtr-line);color:var(--mtr-ink);font-family:var(--sans);font-size:.85rem;font-variant-numeric:tabular-nums;cursor:pointer;white-space:nowrap;transition:background .15s linear,color .15s linear,border-color .15s linear}.mtr-chip:hover{border-color:var(--mtr-ink-soft)}.mtr-chip.selected{background:var(--mtr-gold);border-color:var(--mtr-gold);color:var(--mtr-bg);font-weight:600}.mtr-chip-sm{height:30px;padding:0 11px;font-size:.8rem}.mtr-sig{display:flex;align-items:center;gap:6px;height:50px;padding:0 10px;background:var(--mtr-surface);border:1px solid var(--mtr-line);border-radius:14px}.mtr-sig-caption{font-size:.68rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--mtr-ink-soft);white-space:nowrap}.mtr-sig-spacer{flex:1 1 4px}.mtr-sig-step{width:30px;height:30px;flex:0 0 auto;border-radius:50%;background:var(--mtr-raised);border:1px solid var(--mtr-line);color:var(--mtr-ink);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s linear,opacity .15s linear}.mtr-sig-step:hover:not(:disabled){background:var(--mtr-line)}.mtr-sig-step:disabled{opacity:.35;cursor:default}.mtr-beats{appearance:none;-webkit-appearance:none;background:transparent;border:none;border-radius:6px;padding:0 2px;min-width:2.1em;color:var(--mtr-gold);font-family:var(--sans);font-size:1.75rem;font-weight:700;line-height:1;text-align:center;text-align-last:center;font-variant-numeric:tabular-nums;cursor:pointer}.mtr-beats:focus-visible{outline:2px solid var(--mtr-gold);outline-offset:2px}.mtr-note{display:inline-flex;gap:6px}.mtr-chip-note{width:40px;height:32px;padding:0;text-align:center;background:var(--mtr-raised)}@media(max-width:420px){.mtr-sig{gap:4px;padding:0 8px}.mtr-sig-caption{font-size:.62rem;letter-spacing:.06em}.mtr-sig-caption:last-of-type{display:none}.mtr-sig-step{width:28px;height:28px}.mtr-beats{font-size:1.5rem;min-width:1.8em}.mtr-note{gap:4px}.mtr-chip-note{width:36px}}@media(max-width:360px){.mtr-sig-caption{display:none}}.mtr-trainers{background:var(--mtr-surface);border:1px solid var(--mtr-line);border-radius:14px}.mtr-trainers-head{display:flex;align-items:center;gap:.6rem;width:100%;padding:0 14px;height:38px;background:none;border:none;cursor:pointer;color:var(--mtr-ink-soft);font-family:var(--sans)}.mtr-trainers-title{font-size:.85rem;font-weight:600}.mtr-trainers-summary{font-size:.75rem;color:var(--mtr-gold)}.mtr-chevron{margin-left:auto;transition:transform .2s var(--ease)}.mtr-trainers-head[aria-expanded=true] .mtr-chevron{transform:rotate(180deg)}.mtr-trainers-body{padding:4px 14px 14px;display:flex;flex-direction:column;gap:12px}.mtr-divider{height:1px;background:var(--mtr-line)}.mtr-trainer{display:flex;flex-direction:column;gap:10px}.mtr-trainer-title{display:flex;flex-direction:column;gap:1px;font-size:.85rem;font-weight:600;color:var(--mtr-ink)}.mtr-trainer-title small{font-size:.7rem;font-weight:400;color:var(--mtr-ink-soft)}.mtr-toggle-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;cursor:pointer}.mtr-toggle-row-inline{justify-content:flex-start;gap:.6rem}.mtr-switch{position:relative;display:inline-block;flex:0 0 auto}.mtr-switch input{position:absolute;inset:0;opacity:0;margin:0;cursor:pointer}.mtr-switch-track{display:block;width:44px;height:26px;border-radius:999px;background:var(--mtr-raised);border:1px solid var(--mtr-line);transition:background .2s linear,border-color .2s linear;pointer-events:none}.mtr-switch-track:after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:var(--mtr-ink-soft);transition:transform .2s var(--ease),background .2s linear}.mtr-switch input:checked+.mtr-switch-track{background:var(--mtr-gold);border-color:var(--mtr-gold)}.mtr-switch input:checked+.mtr-switch-track:after{transform:translate(18px);background:var(--mtr-bg)}.mtr-switch input:focus-visible+.mtr-switch-track{outline:2px solid var(--mtr-gold);outline-offset:2px}.mtr-switch-sm .mtr-switch-track{width:38px;height:22px}.mtr-switch-sm .mtr-switch-track:after{width:16px;height:16px}.mtr-switch-sm input:checked+.mtr-switch-track:after{transform:translate(16px)}.mtr-trainer-controls{display:flex;flex-direction:column;gap:10px}.mtr-stepper-row{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.mtr-stepper-wrap{display:inline-flex;align-items:center;gap:.6rem}.mtr-stepper-label{font-size:.8rem;color:var(--mtr-ink);font-variant-numeric:tabular-nums}.mtr-stepper-label b{font-weight:700}.mtr-stepper{display:inline-flex;border:1px solid var(--mtr-line);border-radius:8px;overflow:hidden}.mtr-stepper button{width:34px;height:28px;background:var(--mtr-raised);border:none;color:var(--mtr-ink);font-size:1rem;cursor:pointer}.mtr-stepper button:first-child{border-right:1px solid var(--mtr-line)}.mtr-stepper button:hover{background:var(--mtr-line)}.mtr-seg-row{display:flex;gap:10px;flex-wrap:wrap}.mtr-seg{display:inline-flex;background:var(--mtr-raised);border:1px solid var(--mtr-line);border-radius:8px;padding:2px;gap:2px}.mtr-seg button{min-width:40px;height:26px;padding:0 8px;border:none;border-radius:6px;background:transparent;color:var(--mtr-ink-soft);font-size:.75rem;font-variant-numeric:tabular-nums;cursor:pointer}.mtr-seg button.selected{background:var(--mtr-gold);color:var(--mtr-bg);font-weight:600}.mtr-sound-row{display:flex;align-items:center;gap:10px}.mtr-sound-row .mtr-chip-row{flex:1 1 auto;min-width:0}.mtr-volume{flex:0 0 auto;display:flex;align-items:center;gap:6px;color:var(--mtr-ink-soft)}.mtr-volume input{width:90px;accent-color:var(--mtr-gold)}@media(max-width:480px){.mtr-sound-row{flex-direction:column;align-items:stretch}.mtr-volume{justify-content:flex-end}.mtr-volume input{flex:1;max-width:200px}}.mtr-transport{display:flex;justify-content:center;align-items:center;gap:1rem;margin-top:.2rem}.mtr-tap{width:96px;height:64px;border-radius:18px;background:var(--mtr-raised);border:1px solid var(--mtr-line);color:var(--mtr-ink);font-family:var(--sans);font-size:1.05rem;font-weight:700;letter-spacing:.05em;cursor:pointer;transition:background .15s linear,transform .08s var(--ease)}.mtr-tap:active{transform:scale(.96);background:var(--mtr-line)}.mtr-play{position:relative;width:84px;height:84px;border-radius:50%;background:var(--mtr-gold);border:2px solid var(--mtr-gold);color:var(--mtr-bg);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 0 24px rgba(var(--mtr-gold-rgb),.35);transition:background .2s linear,color .2s linear,transform .08s var(--ease),box-shadow .2s linear}.mtr-play-ring{position:absolute;inset:-2px;border-radius:50%;border:2px solid var(--mtr-gold);opacity:0;pointer-events:none}.mtr.playing .mtr-play-ring{opacity:1}.mtr-play:active{transform:scale(.96)}.mtr-play .mtr-icon-play{margin-left:3px}.mtr-play .mtr-icon-stop{display:none}.mtr.playing .mtr-play{background:var(--mtr-raised);color:var(--mtr-gold);box-shadow:none}.mtr.playing .mtr-play .mtr-icon-play{display:none}.mtr.playing .mtr-play .mtr-icon-stop{display:block}.mtr-hint{text-align:center;font-size:.72rem;color:var(--mtr-ink-soft);opacity:.75;margin:0}@media(pointer:coarse){.mtr-hint-keys{display:none}}.tool-hero[data-astro-cid-34hpr3yo]{padding:7.5rem 0 1.5rem;text-align:center}.tool-hero[data-astro-cid-34hpr3yo] h1[data-astro-cid-34hpr3yo]{margin-bottom:.75rem}.tool-hero[data-astro-cid-34hpr3yo] h1[data-astro-cid-34hpr3yo] em[data-astro-cid-34hpr3yo]{color:var(--gold)}.tool-hero[data-astro-cid-34hpr3yo] .section-label[data-astro-cid-34hpr3yo]{margin-bottom:.5rem}.tool-sub[data-astro-cid-34hpr3yo]{color:var(--text-dim);max-width:560px;margin:0 auto;line-height:1.7}.tool-app[data-astro-cid-34hpr3yo]{padding:1.5rem 0 3rem}.tool-features[data-astro-cid-34hpr3yo],.tool-tips[data-astro-cid-34hpr3yo],.tool-faq[data-astro-cid-34hpr3yo]{padding:3rem 0}.tool-features[data-astro-cid-34hpr3yo] h2[data-astro-cid-34hpr3yo],.tool-tips[data-astro-cid-34hpr3yo] h2[data-astro-cid-34hpr3yo],.tool-faq[data-astro-cid-34hpr3yo] h2[data-astro-cid-34hpr3yo]{margin-bottom:2rem}.feature-grid[data-astro-cid-34hpr3yo]{display:grid;grid-template-columns:1fr;gap:1rem}.feature-card[data-astro-cid-34hpr3yo]{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);padding:1.4rem 1.5rem;height:100%}.feature-card[data-astro-cid-34hpr3yo] h3[data-astro-cid-34hpr3yo]{font-family:var(--sans);font-size:1rem;font-weight:700;color:var(--gold);margin-bottom:.4rem}.feature-card[data-astro-cid-34hpr3yo] p[data-astro-cid-34hpr3yo]{color:var(--text-dim);font-size:.9rem;line-height:1.65}.tips-list[data-astro-cid-34hpr3yo]{max-width:640px;padding-left:1.25rem;display:flex;flex-direction:column;gap:.9rem}.tips-list[data-astro-cid-34hpr3yo] li[data-astro-cid-34hpr3yo]{color:var(--text-dim);line-height:1.7;padding-left:.35rem}.tips-list[data-astro-cid-34hpr3yo] li[data-astro-cid-34hpr3yo]::marker{color:var(--gold);font-weight:700}.faq-list[data-astro-cid-34hpr3yo]{max-width:640px;display:flex;flex-direction:column;gap:1.5rem}.faq-item[data-astro-cid-34hpr3yo] h3[data-astro-cid-34hpr3yo]{font-family:var(--sans);font-size:1rem;font-weight:700;margin-bottom:.4rem}.faq-item[data-astro-cid-34hpr3yo] p[data-astro-cid-34hpr3yo]{color:var(--text-dim);font-size:.92rem;line-height:1.7}.tool-cta[data-astro-cid-34hpr3yo]{padding:3rem 0 5rem}.cta-band[data-astro-cid-34hpr3yo]{background:var(--gold-dim);border:1px solid rgba(201,169,110,.3);border-radius:var(--radius);padding:2rem;display:flex;flex-direction:column;gap:1.25rem}.cta-band[data-astro-cid-34hpr3yo] h2[data-astro-cid-34hpr3yo]{font-size:var(--h3-size);margin-bottom:.4rem}.cta-band[data-astro-cid-34hpr3yo] p[data-astro-cid-34hpr3yo]{color:var(--text-dim);line-height:1.7;max-width:520px}.cta-band[data-astro-cid-34hpr3yo] p[data-astro-cid-34hpr3yo] a[data-astro-cid-34hpr3yo]{color:var(--gold);text-decoration:underline;text-underline-offset:3px}.cta-button[data-astro-cid-34hpr3yo]{align-self:flex-start;background:var(--gold);color:var(--bg);font-weight:700;padding:.8rem 1.6rem;border-radius:var(--radius-sm);text-decoration:none;transition:all .3s var(--ease);white-space:nowrap}.cta-button[data-astro-cid-34hpr3yo]:hover{background:var(--text);transform:translateY(-1px)}@media(min-width:700px){.feature-grid[data-astro-cid-34hpr3yo]{grid-template-columns:repeat(2,1fr)}.cta-band[data-astro-cid-34hpr3yo]{flex-direction:row;align-items:center;justify-content:space-between;padding:2.25rem 2.5rem}}@media(min-width:1024px){.feature-grid[data-astro-cid-34hpr3yo]{grid-template-columns:repeat(3,1fr)}}