/* Tone Generator */
.wptg-app{--radius:24px;box-sizing:border-box;max-width:1180px;margin:32px auto;padding:24px;color:var(--wptg-text);background:linear-gradient(145deg,#fff,var(--wptg-background));border:1px solid rgba(124,58,237,.12);border-radius:28px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6;box-shadow:0 20px 50px rgba(15,23,42,.1)}
.wptg-app *{box-sizing:border-box}.wptg-app h1,.wptg-app h2,.wptg-app p{margin-top:0}.wptg-app h1{margin-bottom:10px;color:var(--wptg-primary);font-size:clamp(2rem,5vw,3.5rem);line-height:1.05;letter-spacing:-.04em}.wptg-app h2{margin-bottom:4px;font-size:1.05rem;line-height:1.3}
.wptg-hero{display:flex;flex-direction:column;gap:18px;margin-bottom:24px;padding:8px}.wptg-eyebrow{margin-bottom:8px;color:var(--wptg-accent);font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.wptg-subtitle{max-width:760px;margin-bottom:0;color:var(--wptg-muted);font-size:1.05rem}.wptg-privacy,.wptg-status{display:inline-flex;align-items:center;width:fit-content;gap:8px;border-radius:999px;font-size:.8rem;font-weight:750}.wptg-privacy{padding:9px 13px;color:#166534;background:#dcfce7}.wptg-status{padding:7px 11px;color:var(--wptg-primary);background:#e0e7ff}.wptg-status[data-state=active]{color:#166534;background:#dcfce7}
.wptg-layout,.wptg-results-column{display:grid;gap:20px}.wptg-card{padding:20px;background:rgba(255,255,255,.95);border:1px solid var(--wptg-border);border-radius:var(--radius);box-shadow:0 8px 24px rgba(15,23,42,.08)}.wptg-main-result{position:relative;overflow:hidden;border-color:rgba(124,58,237,.25)}.wptg-main-result:before{position:absolute;inset:0 0 auto;height:5px;content:"";background:linear-gradient(90deg,var(--wptg-accent),#a78bfa,var(--wptg-success))}
.wptg-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}.wptg-heading p{margin-bottom:0;color:var(--wptg-muted);font-size:.88rem}.wptg-field+.wptg-field{margin-top:18px}.wptg-field label,.wptg-label-row{display:block;margin-bottom:7px;font-size:.91rem;font-weight:750}.wptg-label-row{display:flex;justify-content:space-between;gap:12px}.wptg-label-row output{color:var(--wptg-accent);font-size:.84rem;font-weight:800}.wptg-field small{display:block;margin-top:6px;color:var(--wptg-muted);font-size:.78rem}
.wptg-app input:not([type=range]),.wptg-app select,.wptg-app button{min-height:48px;font:inherit;font-size:16px}.wptg-app input:not([type=range]),.wptg-app select{width:100%;padding:0 14px;color:var(--wptg-text);background:#fff;border:1px solid var(--wptg-border);border-radius:10px;outline:0}.wptg-app select{padding-right:42px;cursor:pointer}.wptg-app input:hover,.wptg-app select:hover{border-color:#94a3b8}.wptg-app input:focus-visible,.wptg-app select:focus-visible,.wptg-app button:focus-visible{outline:3px solid rgba(124,58,237,.25);outline-offset:2px;border-color:var(--wptg-accent)}.wptg-app button:disabled{opacity:.55;cursor:not-allowed}.wptg-app input[type=range]{width:100%;min-height:30px;accent-color:var(--wptg-accent);cursor:pointer}
.wptg-input-suffix{position:relative}.wptg-input-suffix input{padding-right:52px!important}.wptg-input-suffix span{position:absolute;top:50%;right:15px;color:var(--wptg-muted);font-weight:700;transform:translateY(-50%);pointer-events:none}
.wptg-step-grid,.wptg-octave-grid,.wptg-button-row{display:grid;gap:10px}.wptg-step-grid{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:14px}.wptg-octave-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:10px}.wptg-step-grid button,.wptg-small-button{padding:0 10px;color:var(--wptg-primary);background:#eef2ff;border:1px solid #c7d2fe;border-radius:11px;font-weight:800;cursor:pointer}.wptg-button-row{margin-top:22px}.wptg-button{display:inline-flex;align-items:center;justify-content:center;gap:9px;width:100%;padding:0 18px;border:1px solid transparent;border-radius:12px;font-weight:800;cursor:pointer;transition:.18s}.wptg-button:hover{transform:translateY(-1px)}.wptg-primary{color:#fff;background:linear-gradient(135deg,var(--wptg-primary),var(--wptg-accent));box-shadow:0 10px 22px rgba(124,58,237,.25)}.wptg-secondary{margin-top:18px;color:var(--wptg-primary);background:#eef2ff;border-color:#c7d2fe}.wptg-ghost{color:var(--wptg-text);background:#fff;border-color:var(--wptg-border)}
.wptg-form-grid{display:grid;gap:18px;margin-top:20px}.wptg-safety{display:grid;gap:3px;margin-top:16px;padding:12px 14px;color:#92400e;background:#fffbeb;border:1px solid #fde68a;border-radius:12px;font-size:.82rem}.wptg-safety strong{color:#78350f}.wptg-alert{margin-top:14px;padding:12px 14px;color:#991b1b;background:#fef2f2;border:1px solid #fecaca;border-radius:10px;font-size:.88rem}
.wptg-result-label{padding-top:10px;margin-bottom:0;color:var(--wptg-muted);font-size:.78rem;font-weight:800;letter-spacing:.1em;text-align:center;text-transform:uppercase}.wptg-frequency-readout{display:flex;align-items:baseline;justify-content:center;gap:10px;color:var(--wptg-primary)}.wptg-frequency-readout>span{font-size:clamp(4rem,15vw,7.5rem);font-weight:900;line-height:1.05;letter-spacing:-.07em}.wptg-frequency-readout small{color:var(--wptg-muted);font-size:1.3rem;font-weight:800}.wptg-note-readout{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:5px}.wptg-note-readout strong{color:var(--wptg-accent);font-size:1.25rem}.wptg-note-readout span{color:var(--wptg-muted);font-size:.86rem}
.wptg-position{margin-top:20px}.wptg-position-labels{display:flex;justify-content:space-between;color:var(--wptg-muted);font-size:.72rem;font-weight:700}.wptg-position-track{position:relative;height:22px;margin-top:6px;background:linear-gradient(90deg,#e0e7ff,#ddd6fe,#c4b5fd);border-radius:999px}.wptg-position-track span{position:absolute;top:3px;bottom:3px;left:44.8%;width:4px;background:var(--wptg-primary);border-radius:4px;box-shadow:0 0 0 3px rgba(255,255,255,.7);transform:translateX(-50%)}
.wptg-result-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:18px}.wptg-result-grid>div{padding:13px;background:var(--wptg-surface);border:1px solid #e2e8f0;border-radius:14px}.wptg-result-grid span{display:block;color:var(--wptg-muted);font-size:.74rem;font-weight:750}.wptg-result-grid strong{display:block;margin-top:3px;overflow:hidden;color:var(--wptg-primary);text-overflow:ellipsis;white-space:nowrap}
.wptg-wave-visual{margin-top:18px;overflow:hidden;background:linear-gradient(180deg,#f8fafc,#fff);border:1px solid #e2e8f0;border-radius:14px}.wptg-wave-visual canvas{display:block;width:100%;height:150px}.wptg-text-button{min-height:36px!important;padding:0 4px;color:var(--wptg-accent);background:transparent;border:0;font-size:.84rem!important;font-weight:800;cursor:pointer}.wptg-history{display:grid;gap:9px}.wptg-history-item{display:grid;grid-template-columns:1fr auto;gap:10px;padding:12px 14px;background:var(--wptg-surface);border:1px solid #e2e8f0;border-radius:12px}.wptg-history-item strong{display:block;color:var(--wptg-primary)}.wptg-history-item span,.wptg-empty{color:var(--wptg-muted);font-size:.8rem}.wptg-empty{margin-bottom:0}
@media(min-width:640px){.wptg-app{padding:32px}.wptg-hero{flex-direction:row;align-items:flex-start;justify-content:space-between}.wptg-form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.wptg-field-wide{grid-column:1/-1}.wptg-button-row{grid-template-columns:1.4fr .8fr}.wptg-result-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}
@media(min-width:960px){.wptg-layout{grid-template-columns:minmax(340px,.85fr) minmax(0,1.15fr);align-items:start}.wptg-controls-column{position:sticky;top:24px}}
@media(prefers-reduced-motion:reduce){.wptg-app *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}