:root{--bg:#fff8ee;--surface:#fff;--ink:#3b2f2a;--muted:#a3958b;--accent:#ff8a3d;--listen:#3bbf7a;--think:#7aa7ff;--control:#ffe3c7;--control-ink:#6b4a33;--danger:#e2574c;--gutter:16px}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#1f1a17;--surface:#2a2420;--ink:#f4ebe4;--muted:#8f8178;--control:#3d322b;--control-ink:#ffd7b5}}:root[data-theme=dark]{--bg:#1f1a17;--surface:#2a2420;--ink:#f4ebe4;--muted:#8f8178;--control:#3d322b;--control-ink:#ffd7b5}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{background:var(--bg);height:100%;color:var(--ink);overscroll-behavior:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;margin:0;font-family:ui-rounded,SF Pro Rounded,system-ui,-apple-system,sans-serif}button{font:inherit;color:inherit;cursor:pointer;touch-action:manipulation;background:0 0;border:0}button:disabled{opacity:.4}.app{width:100vw;height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);overflow:hidden}.home{flex-direction:column;justify-content:center;align-items:center;gap:24px;height:100%;display:flex}.start{background:var(--accent);color:#fff;border-radius:50%;width:min(42vmin,260px);height:min(42vmin,260px);animation:2.6s ease-in-out infinite breathe;box-shadow:0 14px #d96a22,0 24px 40px #ff8a3d59}.start:active{animation:none;transform:translateY(8px);box-shadow:0 6px #d96a22}.start svg{width:55%;height:55%;margin-left:8%}.home-error{color:var(--danger);text-align:center;max-width:80vw;font-size:15px}.small{color:var(--muted);font-size:14px;text-decoration:underline}@keyframes breathe{50%{transform:scale(1.04)}}.practice{gap:var(--gutter);height:100%;padding:var(--gutter);display:flex}.picture{background:var(--surface);border-radius:28px;flex:1;justify-content:center;align-items:center;min-width:0;display:flex;position:relative;overflow:hidden}.picture img{object-fit:contain;pointer-events:none;width:100%;height:100%;animation:.5s fade-in}@keyframes fade-in{0%{opacity:0;transform:scale(.98)}}.overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#281e1973;justify-content:center;align-items:center;gap:32px;display:flex;position:absolute;inset:0}.overlay-icon{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:160px;height:160px;display:flex}.overlay-icon svg{width:60%;margin-left:8%}.overlay.error{flex-direction:column}.error-icon{color:#fff;width:96px}.controls{flex-direction:column;justify-content:space-between;align-items:center;width:120px;padding:8px 0;display:flex}.control{background:var(--control);width:104px;height:104px;color:var(--control-ink);border-radius:32px;justify-content:center;align-items:center;transition:transform .1s;display:flex;position:relative}.control:active:not(:disabled){transform:scale(.94)}.control svg{width:52px;height:52px}.control.next{background:var(--accent);color:#fff;height:140px}.control.retry{background:var(--accent);color:#fff}.control.exit{border-radius:26px;width:80px;height:80px}.control.exit svg{width:36px;height:36px}.hold-ring{border-radius:inherit;background:var(--danger);opacity:.35;transform-origin:bottom;position:absolute;inset:0;transform:scaleY(0)}.control.exit.holding .hold-ring{transition:transform .8s linear;transform:scaleY(1)}@media (orientation:portrait){.practice{flex-direction:column}.controls{flex-direction:row;width:100%;height:120px;padding:0 8px}.control.next{width:140px;height:104px}}.orb{justify-content:center;align-items:center;width:88px;height:88px;display:flex;position:relative}.orb-core{background:var(--muted);border-radius:50%;width:56px;height:56px;transition:transform 80ms linear,background .3s}.orb-speaking .orb-core{background:var(--accent);animation:.9s ease-in-out infinite talk;box-shadow:0 0 0 10px #ff8a3d33}.orb-listening .orb-core{background:var(--listen);box-shadow:0 0 0 10px #3bbf7a33}.orb-thinking .orb-core{background:var(--think);opacity:.35}.orb-dots{gap:6px;display:flex;position:absolute}.orb-dots span{background:var(--think);border-radius:50%;width:10px;height:10px;animation:1s ease-in-out infinite dot}.orb-dots span:nth-child(2){animation-delay:.15s}.orb-dots span:nth-child(3){animation-delay:.3s}@keyframes talk{50%{transform:scale(1.18)}}@keyframes dot{50%{transform:translateY(-8px)}}.debug-toggle{color:#fff;z-index:10;background:#0000008c;border-radius:8px;padding:4px 8px;font-size:11px;position:fixed;top:8px;left:8px}.debug{color:#eee;z-index:10;-webkit-user-select:text;user-select:text;background:#141414e0;border-radius:12px;flex-direction:column;gap:8px;width:min(380px,100vw - 16px);padding:10px;font:12px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;display:flex;position:fixed;top:8px;bottom:8px;left:8px}.debug header{justify-content:space-between;align-items:center;display:flex}.debug header button{background:#444;border-radius:6px;margin-left:6px;padding:3px 8px}.meter{background:#333;border-radius:3px;height:6px;overflow:hidden}.meter div{background:#888;height:100%}.meter div.on{background:var(--listen)}.metrics{grid-template-columns:auto 1fr;gap:2px 10px;margin:0;display:grid}.metrics dt{color:#999}.metrics dd{margin:0}.tuning{gap:4px;margin-top:6px;display:grid}.tuning label{justify-content:space-between;gap:8px;display:flex}.tuning input,.tuning select{width:120px;font:inherit;color:#eee;background:#333;border:1px solid #555;border-radius:4px}.transcript{flex:1;margin:0;padding:0;list-style:none;overflow-y:auto}.transcript li{border-bottom:1px solid #333;padding:3px 0}.transcript li span{color:#777}.transcript .child{color:#8fe3b4}.transcript .ai{color:#ffc49b}.transcript .event{color:#8aa;font-style:italic}