:root{--bg:#060a13;--surface:#0f172ab8;--surface-strong:#0d1525f5;--border:#94a3b824;--border-strong:#94a3b840;--text:#e9eefc;--muted:#93a4c3;--faint:#62718d;--cyan:#22d3ee;--cyan-soft:#67e8f9;--teal:#2dd4bf;--violet:#a78bfa;--green:#34d399;--amber:#fbbf24;--rose:#fb7185;--radius-xl:26px;--radius-lg:20px;--radius-md:14px;--font-sans:"Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;--font-mono:ui-monospace, "SFMono-Regular", "Cascadia Code", Menlo, Consolas, monospace;--ease:cubic-bezier(.22, .8, .26, 1)}*,:before,:after{box-sizing:border-box}html{--lightningcss-light: 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env(safe-area-inset-top)) calc(clamp(14px, 2.8vw, 32px) + env(safe-area-inset-right)) calc(38px + env(safe-area-inset-bottom)) calc(clamp(14px, 2.8vw, 32px) + env(safe-area-inset-left));isolation:isolate;margin:0 auto;position:relative}.ambient{z-index:-2;filter:blur(110px);pointer-events:none;border-radius:50%;position:fixed}.ambient-a{background:#0ea5e933;width:620px;height:620px;top:-300px;left:-220px}.ambient-b{background:#7c3aed2b;width:700px;height:700px;top:-260px;right:-280px}.ambient-grid{z-index:-1;pointer-events:none;background-image:linear-gradient(#94a3b809 1px,#0000 1px),linear-gradient(90deg,#94a3b809 1px,#0000 1px);background-size:64px 64px;position:fixed;inset:0;-webkit-mask-image:radial-gradient(circle at 50% 0,#000 0%,#0000 68%);mask-image:radial-gradient(circle at 50% 0,#000 0%,#0000 68%)}.app-header{justify-content:space-between;align-items:center;gap:18px;margin-bottom:clamp(18px,2.6vw,30px);display:flex}.brand{align-items:center;gap:13px;min-width:0;display:flex}.brand-mark{filter:drop-shadow(0 12px 26px #22d3ee29);flex:none;width:46px;height:46px}.brand-text{flex-direction:column;gap:2px;min-width:0;display:flex}.brand-name{letter-spacing:.015em;white-space:nowrap;font-size:19px;font-weight:650}.brand-sub{letter-spacing:.17em;text-transform:uppercase;color:var(--faint);white-space:nowrap;font-size:9.5px;font-weight:600}.header-actions{flex:none;align-items:center;gap:9px;display:flex}.net-chip{border:1px solid var(--border);color:var(--muted);letter-spacing:.02em;white-space:nowrap;background:#0f172a73;border-radius:999px;align-items:center;gap:7px;padding:7px 11px;font-size:11px;display:inline-flex}.net-dot{background:var(--green);border-radius:50%;width:6px;height:6px;box-shadow:0 0 9px #34d399e6}.net-chip.is-offline{color:#fde68a;border-color:#fbbf243d}.net-chip.is-offline .net-dot{background:var(--amber);box-shadow:0 0 9px #fbbf24cc}.btn{min-height:38px;color:var(--text);letter-spacing:.01em;white-space:nowrap;transition:background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease), transform .18s var(--ease), filter .18s var(--ease);background:0 0;border:1px solid #0000;border-radius:11px;justify-content:center;align-items:center;gap:8px;padding:9px 15px;font-size:12.5px;font-weight:600;line-height:1.2;display:inline-flex}.btn:disabled{opacity:.45}.btn:not(:disabled):active{transform:translateY(1px)}.btn-primary{color:#f0fdff;background:linear-gradient(135deg,#0e7490 0%,#0891b2 55%,#0ea5e9 100%);border-color:#67e8f961;box-shadow:0 14px 32px -18px #22d3eee6}.btn-primary:hover:not(:disabled){filter:brightness(1.08)}.btn-ghost{border-color:var(--border);color:var(--text);background:#0f172a66}.btn-ghost:hover:not(:disabled){border-color:var(--border-strong);background:#1e293ba6}.btn-quiet{color:var(--muted)}.btn-danger{color:#fecdd3;background:#fb718521;border-color:#fb718561}.btn-danger:hover:not(:disabled){background:#fb718538}.btn-small{border-radius:9px;min-height:34px;padding:7px 12px;font-size:11.5px}.btn-install{color:#d9fbff;background:linear-gradient(135deg,#22d3ee29,#a78bfa24);border-color:#22d3ee42}.btn-install:hover:not(:disabled){background:linear-gradient(135deg,#22d3ee3d,#a78bfa33);border-color:#22d3ee6b}.btn-mic{border-color:var(--border);color:var(--text);background:#1e293b8c;min-height:38px}.btn-mic:hover:not(:disabled){background:#22d3ee12;border-color:#22d3ee59}.btn-mic.is-on{color:#a5f3fc;background:#22d3ee14;border-color:#22d3ee5c;box-shadow:inset 0 0 22px #22d3ee0f}.icon-btn{border:1px solid 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i:nth-child(3){height:58px}.idle-bars i:nth-child(4){height:38px}.note-idle-art.is-active .idle-bars i{animation:1.35s ease-in-out infinite idle-eq}.note-idle-art.is-active .idle-bars i:nth-child(2){animation-delay:.14s}.note-idle-art.is-active .idle-bars i:nth-child(3){animation-delay:.28s}.note-idle-art.is-active .idle-bars i:nth-child(4){animation-delay:.42s}.note-idle-art.is-active .idle-bars i:nth-child(5){animation-delay:.56s}.note-idle-art.is-active .idle-bars i{background:linear-gradient(#67e8f9e6,#a78bfa8c)}.note-idle-art.is-active .orbit-2{animation:18s linear infinite orbit-spin}.pitch-state{max-width:430px;min-height:18px;color:var(--muted);align-items:center;gap:9px;margin-top:18px;font-size:12px;line-height:1.4;display:flex;position:relative}.state-dot{background:var(--faint);border-radius:50%;flex:none;width:5px;height:5px}.listen-bars{flex:none;align-items:center;gap:2px;height:13px;display:inline-flex}.listen-bars i{background:linear-gradient(180deg, var(--cyan-soft), var(--teal));border-radius:2px;width:2.5px;height:5px;animation:1.15s ease-in-out infinite eq}.listen-bars i:nth-child(2){height:10px;animation-delay:.16s}.listen-bars i:nth-child(3){height:7px;animation-delay:.32s}.listen-bars i:nth-child(4){height:11px;animation-delay:.48s}.readout{border:1px solid var(--border);background:linear-gradient(#080e1a8f,#080e1a52);border-radius:18px;flex-direction:column;padding:6px 18px;display:flex;box-shadow:inset 0 1px #ffffff06}.readout-item{border-bottom:1px solid #94a3b813;justify-content:space-between;align-items:center;gap:16px;padding:11px 0;display:flex}.readout-item:last-child{border-bottom:0}.readout-label{color:var(--faint);letter-spacing:.14em;text-transform:uppercase;font-size:10px;font-weight:600}.readout-value{color:var(--text);font-family:var(--font-mono);font-variant-numeric:tabular-nums;transition:color .2s var(--ease);align-items:baseline;gap:5px;font-size:24px;font-weight:600;line-height:1;display:inline-flex}.readout-value small{color:var(--faint);font-family:var(--font-sans);letter-spacing:.04em;font-size:9.5px;font-weight:500}.readout-item.tone-in-tune .readout-value{color:#6ee7b7}.readout-item.tone-close .readout-value{color:#fcd34d}.readout-item.tone-off .readout-value{color:#fda4af}.tuner{margin-top:24px;padding:0 4px}.tuner-track{border:1px solid var(--border);background:linear-gradient(90deg,#fb71851c 0%,#fbbf2414 25%,#34d3991f 43%,#34d3992e 50%,#34d3991f 57%,#fbbf2414 75%,#fb71851c 100%);border-radius:12px;height:42px;position:relative;overflow:hidden;box-shadow:inset 0 1px #ffffff08}.tuner-zone{background:#34d3990e;border-left:1px solid #34d39933;border-right:1px solid #34d39933;position:absolute;inset:0 40%}.tuner-center{background:#e2e8f061;width:1px;position:absolute;top:0;bottom:0;left:50%}.tuner-tick{background:#94a3b824;width:1px;position:absolute;top:0;bottom:0}.tuner-tick.is-center{background:0 0}.tuner-needle{background:var(--cyan-soft);width:2px;transition:left 90ms linear, background .2s var(--ease);border-radius:3px;position:absolute;top:5px;bottom:5px;transform:translate(-50%);box-shadow:0 0 14px #67e8f9d9}.tuner-needle span{background:inherit;border-radius:1.5px;width:7px;height:7px;position:absolute;top:-4px;left:50%;transform:translate(-50%)rotate(45deg)}.tuner.tone-close .tuner-needle{background:var(--amber);box-shadow:0 0 14px #fbbf24cc}.tuner.tone-off .tuner-needle{background:var(--rose);box-shadow:0 0 14px #fb7185cc}.tuner-legend{color:var(--faint);letter-spacing:.04em;justify-content:space-between;align-items:center;margin-top:8px;font-size:10px;display:flex}.tuner-zero-label{color:var(--muted);font-weight:600}.display-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;margin-top:15px;padding:0 4px;display:flex}.level-meter{color:var(--faint);align-items:center;gap:8px;min-width:196px;font-size:10px;display:flex}.level-label{letter-spacing:.1em}.level-track{background:#94a3b81f;border-radius:99px;width:108px;height:5px;overflow:hidden}.level-fill{background:linear-gradient(90deg, var(--cyan), var(--teal));border-radius:99px;height:100%;transition:width 80ms linear}.level-fill.is-hot{background:linear-gradient(90deg, var(--amber), var(--rose))}.level-value{min-width:46px;font-family:var(--font-mono);font-variant-numeric:tabular-nums}.tuning-reference{color:var(--faint);font-family:var(--font-mono);letter-spacing:.05em;white-space:nowrap;font-size:10px}.curve-card{border:1px solid var(--border);background:#070c1775;border-radius:19px;margin-top:18px;padding:15px 15px 8px}.curve-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:8px;padding:0 4px;display:flex}.curve-title h2,.curve-title h3{letter-spacing:.01em;margin:2px 0 0;font-size:15px;font-weight:600}.curve-tools{flex-wrap:wrap;align-items:center;gap:15px;display:flex}.live-badge{color:var(--faint);font-family:var(--font-mono);letter-spacing:.06em;white-space:nowrap;align-items:center;gap:6px;font-size:9.5px;display:inline-flex}.live-badge i{background:var(--faint);border-radius:50%;width:5px;height:5px}.live-badge.is-live{color:#a7f3d0}.live-badge.is-live i{background:var(--green);animation:2s ease-in-out infinite blink;box-shadow:0 0 8px #34d399e6}.curve-legend{color:var(--faint);white-space:nowrap;align-items:center;gap:5px;font-size:9.5px;display:inline-flex}.curve-legend i{border-radius:50%;width:5px;height:5px;margin-left:6px;display:inline-block}.dot-in-tune{background:var(--green)}.dot-close{background:var(--amber)}.dot-off{background:var(--rose)}.curve-canvas-wrap{border-radius:11px;width:100%;position:relative;overflow:hidden}.curve-canvas-wrap canvas{display:block}.curve-overlay{pointer-events:none;position:absolute;inset:0}.record-panel{border:1px solid var(--border);background:linear-gradient(90deg,#0f172ab3,#0a101e75);border-radius:18px;flex-wrap:wrap;align-items:center;gap:18px;margin-top:18px;padding:14px 16px;display:flex}.record-panel.is-recording{background:linear-gradient(90deg,#4c05194d,#0a101e80);border-color:#fb71853d}.record-button{color:#ffe4e6;letter-spacing:.015em;min-height:48px;transition:background .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);background:#fb71851f;border:1px solid #fb718559;border-radius:14px;justify-content:center;align-items:center;gap:10px;padding:0 20px;font-size:13.5px;font-weight:650;display:inline-flex;box-shadow:0 12px 32px -20px #fb7185cc}.record-button:hover:not(:disabled){background:#fb718533;border-color:#fb71858c}.record-button:active:not(:disabled){transform:translateY(1px)}.record-button:disabled{opacity:.5}.record-icon{color:var(--rose);flex:none;justify-content:center;align-items:center;display:inline-flex}.record-panel.is-recording .record-button{color:#fff;background:linear-gradient(135deg,#e11d48,#be123c);border-color:#ffffff2e;animation:2.4s ease-in-out infinite record-glow}.record-panel.is-recording 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