:root{--app-primary: #4f46e5;--app-primary-hover: #4338ca;--app-danger: #dc2626;--app-danger-hover: #b91c1c;--app-bg: #f8fafc;--app-surface: #ffffff;--app-border: #e2e8f0;--chat-ai-bg: #f1f5f9;--chat-user-bg: #eef2ff;--chat-system-color: #94a3b8}body{font-family:Helvetica Neue,Arial,Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,sans-serif;background-color:var(--app-bg);margin:0;padding:0;overflow-x:hidden}.app-header{background-color:var(--app-primary);color:#fff;padding:.75rem 1.5rem;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px #0000001a}.header-content{display:flex;align-items:center;justify-content:space-between;max-width:1400px;margin:0 auto}.header-content h1{margin:0;font-size:1.25rem;font-weight:600;color:#fff}.status-badge{display:inline-flex;align-items:center;gap:.4rem;padding:.3rem .75rem;border-radius:999px;font-size:.8rem;font-weight:600;white-space:nowrap}.status-badge:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%}.status-idle{background-color:#fff3;color:#ffffffe6}.status-idle:before{background-color:#fff9}.status-connecting{background-color:#fef3c7;color:#92400e}.status-connecting:before{background-color:#f59e0b;animation:pulse 1.2s ease-in-out infinite}.status-recording{background-color:#dcfce7;color:#166534}.status-recording:before{background-color:#22c55e;animation:pulse 1.2s ease-in-out infinite}.status-error{background-color:#fee2e2;color:#991b1b}.status-error:before{background-color:#ef4444}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.app-main{max-width:1400px;margin:0 auto;padding:1rem 1.5rem}.app-main form{margin:0;padding:0}.app-container{display:grid;grid-template-columns:1fr 380px;gap:1.5rem;min-height:calc(100vh - 140px)}.chat-panel{display:flex;flex-direction:column;background-color:var(--app-surface);border:1px solid var(--app-border);border-radius:12px;overflow:hidden;box-shadow:0 1px 3px #0000000f}.chat-log{flex:1;overflow-y:auto;padding:1.25rem;display:flex;flex-direction:column;gap:.25rem;min-height:500px;max-height:calc(100vh - 180px)}.chat-message{max-width:80%;padding:.7rem 1rem;border-radius:12px;font-size:.92rem;line-height:1.6;word-break:break-word;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.chat-message-ai{align-self:flex-start;background-color:var(--chat-ai-bg);border-bottom-left-radius:4px;color:#1e293b}.chat-message-user{align-self:flex-end;background-color:var(--chat-user-bg);border-bottom-right-radius:4px;color:#312e81}.chat-message-system{align-self:center;background-color:transparent;color:var(--chat-system-color);font-size:.78rem;padding:.3rem 0;max-width:100%;text-align:center}.chat-label{display:block;font-size:.7rem;font-weight:600;margin-bottom:.2rem;opacity:.6;text-transform:uppercase;letter-spacing:.05em}.chat-divider{border:none;border-top:1px solid var(--app-border);margin:.5rem 0;opacity:.5}.control-panel{background-color:var(--app-surface);border:1px solid var(--app-border);border-radius:12px;padding:1.25rem;box-shadow:0 1px 3px #0000000f;height:fit-content;position:sticky;top:80px}.control-panel .input-group{margin-bottom:1rem}.control-panel label{font-size:.85rem;font-weight:600;color:#475569;margin-bottom:.3rem}.control-panel input[type=password],.control-panel select{width:100%;padding:.5rem .75rem;border:1px solid var(--app-border);border-radius:8px;font-size:.9rem;background-color:var(--app-bg);transition:border-color .2s,box-shadow .2s;box-sizing:border-box}.control-panel input[type=password]:focus,.control-panel select:focus{border-color:var(--app-primary);box-shadow:0 0 0 3px #4f46e51a;outline:none}.button-group{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;margin-bottom:1rem}.btn-start,.btn-stop{width:100%;padding:.65rem 1rem;border:none;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;transition:background-color .2s,transform .1s}.btn-start{background-color:var(--app-primary);color:#fff}.btn-start:hover:not(:disabled){background-color:var(--app-primary-hover)}.btn-start:active:not(:disabled){transform:scale(.98)}.btn-stop{background-color:var(--app-danger);color:#fff}.btn-stop:hover:not(:disabled){background-color:var(--app-danger-hover)}.btn-stop:active:not(:disabled){transform:scale(.98)}.btn-start:disabled,.btn-stop:disabled{background-color:#e2e8f0;color:#94a3b8;cursor:not-allowed}.control-panel details{border:1px solid var(--app-border);border-radius:8px;padding:0;margin-top:.5rem}.control-panel details summary{padding:.6rem .75rem;font-size:.85rem;font-weight:600;color:#64748b;cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:8px}.control-panel details summary:hover{color:var(--app-primary)}.control-panel details[open] summary{border-bottom:1px solid var(--app-border);border-radius:8px 8px 0 0}.control-panel details>:not(summary){padding:0 .75rem}.control-panel details .input-group:first-of-type{margin-top:.75rem}.control-panel input[type=range]{width:100%;-moz-appearance:none;appearance:none;-webkit-appearance:none;background:transparent;margin:.25rem 0}.control-panel input[type=range]::-webkit-slider-runnable-track{height:6px;background:#e2e8f0;border-radius:3px}.control-panel input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;background:var(--app-primary);border-radius:50%;margin-top:-6px;cursor:pointer;transition:box-shadow .2s}.control-panel input[type=range]::-webkit-slider-thumb:hover{box-shadow:0 0 0 4px #4f46e526}.control-panel input[type=range]::-moz-range-track{height:6px;background:#e2e8f0;border-radius:3px}.control-panel input[type=range]::-moz-range-thumb{width:18px;height:18px;background:var(--app-primary);border-radius:50%;cursor:pointer;border:none}.control-panel details label:has(input[type=checkbox]){display:flex;align-items:center;gap:.5rem;font-weight:500;cursor:pointer}.control-panel details input[type=checkbox]{width:1.2rem;min-width:1.2rem;height:1.2rem;margin:0;-moz-appearance:auto;appearance:auto;-webkit-appearance:checkbox}.control-panel label output{font-weight:700;color:var(--app-primary);min-width:2.5em;display:inline-block;text-align:center}.app-footer{position:fixed;bottom:0;left:0;right:0;background-color:var(--app-surface);border-top:1px solid var(--app-border);padding:.4rem 1.5rem;font-size:.78rem;color:#94a3b8;z-index:100}#status-bar{max-width:1400px;margin:0 auto;display:flex;justify-content:flex-end;gap:1.5rem}@media (max-width: 800px){.app-container{grid-template-columns:1fr}.control-panel{position:static}.chat-log{min-height:300px;max-height:50vh}}