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solid var(--color-border-soft);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast),box-shadow var(--transition-fast),transform var(--transition-fast)}.suggestion-chip:before{content:none}.suggestion-chip:hover:not(:disabled){background:var(--color-primary-light);color:var(--color-text);border-color:var(--md-inverse-primary);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.suggestion-chip:disabled{opacity:.45;cursor:not-allowed}.chat-error-banner{max-width:var(--max-chat-width);margin:0 auto 12px;padding:12px 16px;font-size:14px;line-height:1.5;color:var(--md-on-error-container);background:var(--color-error-bg);border:1px solid rgba(186,26,26,.2);border-radius:var(--radius-md)}.chat-error-banner code{font-size:12px;background:#ffffffb3;padding:1px 5px;border-radius:4px}.chat-input{display:flex;align-items:flex-end;gap:10px;max-width:var(--max-chat-width);margin:0 auto;background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:6px 6px 6px 18px;box-shadow:var(--shadow-md);transition:border-color var(--transition-fast),box-shadow var(--transition-smooth)}.chat-input:focus-within{border-color:var(--md-primary);box-shadow:0 0 0 3px #006b541a,var(--shadow-md)}.chat-input__field{flex:1;border:none;outline:none;resize:none;font-family:var(--font-sans);font-size:15px;line-height:1.5;color:var(--color-text);background:transparent;max-height:120px;padding:6px 0}.chat-input__field::placeholder{color:var(--color-text-subtle)}.chat-input__send{flex-shrink:0;width:42px;height:42px;display:flex;align-items:center;justify-content:center;background:var(--color-primary);color:var(--md-on-primary);border:none;border-radius:var(--radius-md);cursor:pointer;box-shadow:var(--shadow-primary);transition:background var(--transition-fast),opacity var(--transition-fast),box-shadow var(--transition-fast),transform var(--transition-fast)}.chat-input__send:hover:not(:disabled){background:var(--color-primary-hover);box-shadow:0 4px 12px #006b544d}.chat-input__send:active:not(:disabled){transform:scale(.95)}.chat-input__send:disabled{opacity:.4;cursor:not-allowed}@media(max-width:600px){.masthead{padding:4px 12px}.masthead__inner{gap:6px 8px}.masthead__divider{display:none}.masthead__brand{padding:2px 8px 2px 2px;gap:6px}.masthead__mark{width:20px;height:20px;font-size:8px}.masthead__credit{width:100%;justify-content:center;text-align:center}.chat-header{top:6px;padding:0 12px}.chat-header__inner{flex-wrap:wrap;padding:7px 8px;gap:8px}.chat-header__brand{flex:1;min-width:0}.chat-header__logo-wrap{width:32px;height:32px;border-radius:9px}.chat-header__logo{height:22px}.chat-header h1{font-size:14px}.chat-header__badge{display:none}.chat-header__status{font-size:11px}.chat-header__toolbar{width:100%;justify-content:space-between}.chat-header__divider{display:none}.mode-segment__btn{padding:6px 10px;font-size:11px}.icon-btn{width:34px;height:34px}.mode-toggle__label{display:none}.chat-main{padding:calc(var(--chat-header-float-height) + 72px) 12px 16px}.chat-main--voice{padding-top:calc(var(--chat-header-float-height) + 88px)}.chat-footer{padding:10px 12px 14px}.bubble{max-width:94%}.login-card{padding:32px 24px}}.icon-btn--active{background:var(--md-primary-container);color:var(--md-on-primary-container);border-color:var(--md-primary)}.chat-main--voice{display:flex;flex-direction:column;overflow:hidden}.voice-screen{display:flex;flex-direction:column;align-items:center;flex:1;min-height:0;width:100%;padding:0 16px 16px;gap:16px}.voice-screen__content{display:flex;flex-direction:column;align-items:center;gap:20px;flex:1;min-height:0;justify-content:center;width:100%;max-width:400px}.voice-screen__label-slot{position:relative;display:flex;align-items:center;justify-content:center;width:100%;height:2.25rem;margin-top:1.75rem;overflow:hidden}.voice-screen__label{position:absolute;font-size:18px;font-weight:500;color:var(--color-text);text-align:center;white-space:nowrap}.voice-screen__label--enter{animation:voice-status-enter .22s cubic-bezier(.4,0,.2,1) both}@keyframes voice-status-enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.voice-screen__secondary-slot{display:flex;align-items:center;justify-content:center;width:100%;min-height:3.25rem;margin-top:.875rem;text-align:center}.voice-screen__hint--enter{animation:voice-status-enter .22s cubic-bezier(.4,0,.2,1) both}.voice-screen__transcript{font-size:15px;line-height:1.5;color:var(--color-text);text-align:center;max-width:320px;padding:0 8px}.voice-screen__transcript--past{color:var(--color-text-muted)}.voice-screen__hint{font-size:13px;color:var(--color-text-subtle)}.voice-screen__hint--warn{max-width:320px;text-align:center;line-height:1.4;color:var(--color-text-muted)}.voice-screen__error{display:flex;flex-direction:column;align-items:center;gap:8px;padding:12px 16px;background:var(--color-error-bg);color:var(--color-error);border-radius:var(--radius-md);font-size:14px;text-align:center}.voice-screen__error button{background:none;border:none;color:inherit;text-decoration:underline;cursor:pointer;font-size:13px}.voice-screen__actions{display:flex;flex-direction:column;align-items:center;gap:10px;width:100%;max-width:280px;flex-shrink:0;margin-top:auto}.voice-screen__btn{width:100%;padding:12px 20px;border-radius:var(--radius-full);font-size:15px;font-weight:600;cursor:pointer;transition:background var(--transition-fast),transform var(--transition-fast);border:none}.voice-screen__btn--primary{background:var(--color-primary);color:var(--md-on-primary);box-shadow:var(--shadow-primary)}.voice-screen__btn--primary:hover{background:var(--color-primary-hover)}.voice-screen__btn--secondary{background:var(--md-secondary-container);color:var(--md-on-secondary-container)}.voice-screen__btn--ghost{background:transparent;color:var(--color-primary);border:1px solid var(--color-border)}.voice-screen__disclaimer{font-size:11px;color:var(--color-text-subtle);text-align:center;max-width:360px;line-height:1.4;flex-shrink:0}.voice-screen__setup{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;flex:1;min-height:0;color:var(--color-text-muted)}.voice-screen__spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:voice-spin .8s linear infinite}@keyframes voice-spin{to{transform:rotate(360deg)}}.voice-orb{position:relative;width:240px;height:240px;padding:0;border:none;border-radius:50%;cursor:pointer;background:transparent;display:flex;align-items:center;justify-content:center;transition:transform var(--transition-smooth);flex-shrink:0}.voice-orb:hover:not(:disabled){transform:scale(1.03)}.voice-orb:disabled{opacity:.5;cursor:not-allowed}.voice-orb__canvas{display:block;pointer-events:none}.voice-picker-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:flex-end;justify-content:center;z-index:200;animation:voice-picker-fade-in .22s ease}.voice-picker{background:var(--color-surface-elevated);border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:0 -4px 24px #191c1b1f;width:100%;max-width:480px;max-height:min(70vh,520px);display:flex;flex-direction:column;overflow:hidden;padding-bottom:env(safe-area-inset-bottom,0);animation:voice-picker-slide-up .32s cubic-bezier(.32,.72,0,1)}.voice-picker__handle{flex-shrink:0;width:36px;height:4px;margin:10px auto 2px;border-radius:var(--radius-full);background:var(--md-outline-variant)}.voice-picker__header{display:flex;align-items:center;justify-content:space-between;padding:8px 16px 12px;border-bottom:1px solid var(--color-border)}.voice-picker__header h2{font-size:16px;font-weight:600}.voice-picker__list{list-style:none;overflow-y:auto;padding:8px 8px 12px;-webkit-overflow-scrolling:touch}.voice-picker__list li{display:flex;align-items:stretch;gap:4px;margin-bottom:4px}.voice-picker__item{flex:1;display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:10px 12px;border:1px solid transparent;border-radius:var(--radius-md);background:transparent;cursor:pointer;text-align:left;transition:background var(--transition-fast)}.voice-picker__item:hover{background:var(--md-surface-variant)}.voice-picker__item--selected{background:var(--md-primary-container);border-color:var(--color-primary)}.voice-picker__name{font-weight:600;font-size:14px}.voice-picker__desc{font-size:12px;color:var(--color-text-muted)}.voice-picker__preview{display:flex;align-items:center;justify-content:center;width:40px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:transparent;color:var(--color-text-muted);cursor:pointer;flex-shrink:0}.voice-picker__preview:hover{background:var(--md-surface-variant);color:var(--color-primary)}@keyframes voice-picker-fade-in{0%{opacity:0}to{opacity:1}}@keyframes voice-picker-slide-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.voice-picker-overlay,.voice-picker{animation:none}}