.card[data-astro-cid-5fohdf56]{background:#fff;border-radius:20px;padding:3rem 2rem;text-align:center;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a}.card-icon[data-astro-cid-5fohdf56]{font-size:3.5rem;margin-bottom:1.25rem}.card-title[data-astro-cid-5fohdf56]{font-size:1.5rem;font-weight:700;color:#1e293b;margin-bottom:.75rem}.card-desc[data-astro-cid-5fohdf56]{color:#64748b;margin-bottom:2rem;line-height:1.6}.start-btn[data-astro-cid-5fohdf56]{display:inline-flex;align-items:center;justify-content:center;padding:1rem 2.5rem;font-size:1rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#24d1f8,#0ea5e9);border:none;border-radius:14px;cursor:pointer;transition:all .2s;box-shadow:0 4px 14px #24d1f866}.start-btn[data-astro-cid-5fohdf56]:hover{transform:translateY(-2px);box-shadow:0 6px 20px 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1.5rem;text-align:center;background:linear-gradient(180deg,#f8fafc,#fff)}.note-display[data-astro-cid-5fohdf56]{display:flex;align-items:baseline;justify-content:center;margin-bottom:.5rem}.note-name[data-astro-cid-5fohdf56]{font-size:5rem;font-weight:800;color:#0f172a;line-height:1;letter-spacing:-.02em;min-width:2.5ch;text-align:right}.note-octave[data-astro-cid-5fohdf56]{font-size:2.5rem;font-weight:600;color:#64748b;min-width:1.5ch;text-align:left}.frequency-display[data-astro-cid-5fohdf56]{font-size:1.125rem;color:#94a3b8;font-family:ui-monospace,monospace;font-weight:500}.tuning-section[data-astro-cid-5fohdf56]{padding:1.5rem 2rem 1rem}.tuning-strip[data-astro-cid-5fohdf56]{position:relative}.strip-labels[data-astro-cid-5fohdf56]{display:flex;justify-content:space-between;padding:0 .5rem;margin-bottom:.5rem;font-size:1.25rem;color:#94a3b8}.strip-track[data-astro-cid-5fohdf56]{position:relative;height:48px;border-radius:24px;overflow:hidden;background:#f1f5f9}.strip-zones[data-astro-cid-5fohdf56]{display:flex;height:100%}.zone[data-astro-cid-5fohdf56]{flex:1}.zone-far-flat[data-astro-cid-5fohdf56]{background:linear-gradient(90deg,#fca5a5,#fcd34d)}.zone-flat[data-astro-cid-5fohdf56]{background:linear-gradient(90deg,#fcd34d,#bef264)}.zone-in-tune[data-astro-cid-5fohdf56]{background:#4ade80}.zone-sharp[data-astro-cid-5fohdf56]{background:linear-gradient(90deg,#bef264,#fcd34d)}.zone-far-sharp[data-astro-cid-5fohdf56]{background:linear-gradient(90deg,#fcd34d,#fca5a5)}.center-line[data-astro-cid-5fohdf56]{position:absolute;top:0;bottom:0;left:50%;width:3px;background:#fff;transform:translate(-50%);box-shadow:0 0 8px #00000026}.indicator[data-astro-cid-5fohdf56]{position:absolute;top:50%;left:50%;width:24px;height:24px;background:#fff;border:4px solid #64748b;border-radius:50%;transform:translate(-50%,-50%);transition:left .3s cubic-bezier(.4,0,.2,1),border-color .2s,box-shadow .2s;box-shadow:0 2px 8px #00000026}.indicator[data-astro-cid-5fohdf56].active{border-color:#0f172a}.indicator[data-astro-cid-5fohdf56].in-tune{border-color:#16a34a;box-shadow:0 2px 8px #00000026,0 0 0 4px #22c55e33}.strip-ticks[data-astro-cid-5fohdf56]{display:flex;justify-content:space-between;padding:.5rem .25rem 0;font-size:.75rem;color:#94a3b8;font-family:ui-monospace,monospace}.status-section[data-astro-cid-5fohdf56]{padding:1.5rem 2rem;text-align:center;border-top:1px solid #f1f5f9}.cents-display[data-astro-cid-5fohdf56]{display:flex;align-items:baseline;justify-content:center;gap:.375rem;margin-bottom:.75rem}#cents-value[data-astro-cid-5fohdf56]{font-size:2rem;font-weight:700;font-family:ui-monospace,monospace;color:#0f172a}.cents-unit[data-astro-cid-5fohdf56]{font-size:.875rem;color:#94a3b8;font-weight:500}.status-display[data-astro-cid-5fohdf56]{display:inline-block;font-size:.9375rem;font-weight:600;padding:.5rem 1.25rem;border-radius:9999px;background:#f1f5f9;color:#64748b;transition:all .2s}.status-display[data-astro-cid-5fohdf56].in-tune{background:#dcfce7;color:#16a34a}.status-display[data-astro-cid-5fohdf56].flat,.status-display[data-astro-cid-5fohdf56].sharp{background:#fef3c7;color:#d97706}.stop-btn[data-astro-cid-5fohdf56]{display:block;width:100%;padding:1rem;font-size:.9375rem;font-weight:600;color:#64748b;background:#f8fafc;border:none;border-top:1px solid #f1f5f9;cursor:pointer;transition:all .15s}.stop-btn[data-astro-cid-5fohdf56]:hover{background:#f1f5f9;color:#475569}@media(max-width:640px){.mobile-main[data-astro-cid-5fohdf56]{padding:.5rem;max-width:none;margin-left:0;margin-right:0}.card[data-astro-cid-5fohdf56],.tuner-interface[data-astro-cid-5fohdf56]{min-width:unset;border-radius:12px}.card[data-astro-cid-5fohdf56]{padding:1.5rem 1rem}.note-section[data-astro-cid-5fohdf56]{padding:1.25rem .75rem .75rem}.note-name[data-astro-cid-5fohdf56]{font-size:4rem;min-width:2ch}.note-octave[data-astro-cid-5fohdf56]{font-size:2rem;min-width:1.25ch}.tuning-section[data-astro-cid-5fohdf56]{padding:.75rem}.strip-track[data-astro-cid-5fohdf56]{height:40px}.indicator[data-astro-cid-5fohdf56]{width:20px;height:20px;border-width:3px}.status-section[data-astro-cid-5fohdf56]{padding:.75rem}#cents-value[data-astro-cid-5fohdf56]{font-size:1.5rem}.strip-labels[data-astro-cid-5fohdf56]{font-size:1rem;margin-bottom:.375rem}.strip-ticks[data-astro-cid-5fohdf56]{font-size:.625rem}}