:root{--color-bg: #f1f5f9;--color-surface: #ffffff;--color-surface-2: #f8fafc;--color-surface-3: #eef2f7;--color-text: #0f172a;--color-text-2: #334155;--color-text-3: #475569;--color-text-muted: #64748b;--color-primary: #2563eb;--color-primary-2: #1d4ed8;--color-primary-subtle: #eff6ff;--color-primary-ring: rgba(37, 99, 235, .14);--color-success: #059669;--color-success-subtle: #ecfdf5;--color-danger: #dc2626;--color-danger-2: #b91c1c;--color-danger-subtle: #fef2f2;--color-warning: #d97706;--color-warning-subtle: #fffbeb;--color-border: #e2e8f0;--color-border-strong: #cbd5e1;--color-accent: #7c3aed;--color-accent-2: #6d28d9;--color-accent-subtle: #f5f3ff;--shadow-xs: 0 1px 2px rgba(15, 23, 42, .05);--shadow-sm: 0 1px 3px rgba(15, 23, 42, .07), 0 1px 2px rgba(15, 23, 42, .04);--shadow-md: 0 4px 12px rgba(15, 23, 42, .09);--shadow-lg: 0 16px 40px rgba(15, 23, 42, .13);--shadow-glow-red: 0 8px 28px rgba(220, 38, 38, .35);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.25rem;--radius-full: 9999px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans TC", "Noto Sans SC", "Hiragino Sans GB", "Microsoft JhengHei", "PingFang TC", "Helvetica Neue", Arial, sans-serif;--pixel-primary: var(--color-primary);--pixel-primary-light: #3b82f6;--pixel-primary-dark: var(--color-primary-2);--pixel-accent: var(--color-danger);--pixel-accent-light: #ef4444;--pixel-secondary: var(--color-success);--pixel-text-primary: var(--color-text);--pixel-text-secondary: var(--color-text-2);--pixel-text-tertiary: var(--color-text-muted);--pixel-text-light: #ffffff;--pixel-bg-light: var(--color-surface);--pixel-bg-soft: var(--color-bg);--pixel-bg-blue: var(--color-surface-2);--pixel-bg-input: var(--color-surface);--pixel-border: var(--color-border);--pixel-border-dark: var(--color-border-strong);--pixel-shadow: rgba(15, 23, 42, .07);--pixel-shadow-dark: rgba(15, 23, 42, .12);--primary-color: var(--color-primary);--primary-hover: var(--color-primary-2);--secondary-color: var(--color-success);--success-color: var(--color-success);--success-hover: #047857;--danger-color: var(--color-danger);--danger-hover: var(--color-danger-2);--warning-color: var(--color-warning);--info-color: var(--color-primary);--bg-primary: var(--color-bg);--bg-secondary: var(--color-surface-2);--bg-tertiary: var(--color-surface);--bg-hover: var(--color-surface-2);--text-primary: var(--color-text);--text-secondary: var(--color-text-2);--text-tertiary: var(--color-text-muted);--text-light: #ffffff;--border-color: var(--color-border);--border-radius: var(--radius-lg);--border-radius-sm: var(--radius-md)}html[data-theme=dark]{color-scheme:dark;--color-bg: #0b1220;--color-surface: #111c33;--color-surface-2: #16233d;--color-surface-3: #1d2c49;--color-text: #e8eefb;--color-text-2: #c3d0e8;--color-text-3: #9fb0cc;--color-text-muted: #8fa1bd;--color-primary: #60a5fa;--color-primary-2: #3b82f6;--color-primary-subtle: rgba(59, 130, 246, .14);--color-primary-ring: rgba(96, 165, 250, .22);--color-success: #34d399;--color-success-subtle: rgba(52, 211, 153, .12);--color-danger: #f87171;--color-danger-2: #ef4444;--color-danger-subtle: rgba(248, 113, 113, .12);--color-warning: #fbbf24;--color-warning-subtle: rgba(251, 191, 36, .12);--color-border: #24365a;--color-border-strong: #33507f;--color-accent: #a78bfa;--color-accent-2: #8b5cf6;--color-accent-subtle: rgba(139, 92, 246, .14);--shadow-xs: 0 1px 2px rgba(0, 0, 0, .4);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .45);--shadow-md: 0 4px 14px rgba(0, 0, 0, .45);--shadow-lg: 0 18px 44px rgba(0, 0, 0, .5);--shadow-glow-red: 0 8px 28px rgba(248, 113, 113, .35)}*{margin:0;padding:0;box-sizing:border-box;-webkit-overflow-scrolling:touch}html{scroll-behavior:smooth}:root{--sat: env(safe-area-inset-top, 0px);--sab: env(safe-area-inset-bottom, 0px);--sal: env(safe-area-inset-left, 0px);--sar: env(safe-area-inset-right, 0px)}body{font-family:var(--font-sans);background:radial-gradient(1100px 320px at 50% -80px,var(--color-primary-subtle),transparent 70%),var(--color-bg);color:var(--color-text);min-height:100vh;min-height:100dvh;display:flex;justify-content:center;align-items:flex-start;padding:var(--space-6);padding-top:calc(var(--space-6) + var(--sat));padding-bottom:calc(var(--space-6) + var(--sab));padding-left:calc(var(--space-6) + var(--sal));padding-right:calc(var(--space-6) + var(--sar));line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background .25s ease,color .25s ease;overscroll-behavior-y:contain}body.mobile-device{padding:0;padding-top:var(--sat);padding-bottom:var(--sab)}button,select,input,textarea{font-family:inherit;touch-action:manipulation;-webkit-tap-highlight-color:transparent}select,input,textarea{font-size:16px}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-60px;left:16px;z-index:2000;background:var(--color-primary);color:#fff;padding:10px 16px;border-radius:var(--radius-md);text-decoration:none;font-weight:600;font-size:.9rem;transition:top .2s ease}.skip-link:focus{top:12px}.container,.app-shell{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-width:1120px;padding:var(--space-8);margin:auto}@media(max-width:640px){.container,.app-shell{padding:var(--space-4);padding-bottom:calc(var(--space-4) + var(--sab));border-radius:0;border:none;box-shadow:none}}.app-header,.header-top{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);margin-bottom:var(--space-4)}header,.app-header{text-align:left;margin-bottom:var(--space-6);padding-bottom:var(--space-5);border-bottom:1px solid var(--color-border)}.brand{display:flex;align-items:center;gap:var(--space-4);min-width:0}.brand-text{min-width:0}h1{color:var(--color-text);font-size:1.6rem;font-weight:700;letter-spacing:-.02em;margin:0;line-height:1.25}h1 .logo-mark,.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;flex-shrink:0;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}h1 .logo-mark{width:2.25rem;height:2.25rem;border-radius:var(--radius-md);margin-right:var(--space-3);vertical-align:middle}.logo-mark svg,h1 .logo-mark svg{width:1.35rem;height:1.35rem}.subtitle{color:var(--color-text-muted);font-size:.9rem;font-weight:400;margin-top:2px}.header-actions{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}@media(max-width:640px){.app-header,.header-top{flex-direction:row;align-items:center;flex-wrap:wrap}.brand{flex:1 1 auto}.header-actions{justify-content:flex-end;margin-left:auto}h1{font-size:1.15rem}.subtitle,.settings-toggle span{display:none}.settings-toggle{padding:var(--space-2) var(--space-3)}}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border-radius:var(--radius-full);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text-2);cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease,transform .15s ease}.icon-btn:hover{background:var(--color-surface-2);border-color:var(--color-border-strong);color:var(--color-text)}.icon-btn:active{transform:scale(.95)}.icon-btn svg{width:1.125rem;height:1.125rem}.icon-btn-sm{width:2rem;height:2rem}.icon-btn-sm svg{width:.95rem;height:.95rem}.copy-btn{opacity:.75}.copy-btn:hover{opacity:1}#themeToggle .icon-moon,html[data-theme=dark] #themeToggle .icon-sun{display:none}html[data-theme=dark] #themeToggle .icon-moon{display:block}.settings-toggle{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text-2);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .15s ease}.settings-toggle svg{width:1rem;height:1rem}.settings-toggle:hover{background:var(--color-surface-2);border-color:var(--color-border-strong)}.settings-toggle[aria-expanded=true]{background:var(--color-primary-subtle);border-color:var(--color-primary);color:var(--color-primary)}.model-bar{display:grid;grid-template-columns:1fr auto;gap:var(--space-4);align-items:end;margin-bottom:var(--space-5);padding:var(--space-4);background:var(--color-surface-2);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.model-bar-main{min-width:0}.model-bar-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}.model-bar-field{min-width:0}@media(max-width:640px){.model-bar-row{grid-template-columns:1fr}}.model-bar-main label{font-size:.85rem;margin-bottom:var(--space-1)}.model-select{font-size:.92rem;padding:var(--space-3) var(--space-4)}.model-bar-meta{display:flex;flex-direction:column;gap:var(--space-1);justify-content:flex-end;padding-bottom:var(--space-1);text-align:right;max-width:340px}.model-bar-custom{grid-column:1 / -1;padding-top:var(--space-3);border-top:1px solid var(--color-border)}@media(max-width:640px){.model-bar{grid-template-columns:1fr}.model-bar-meta{text-align:left;max-width:none}}.settings-panel{display:none;margin-bottom:var(--space-5);padding:var(--space-4);background:var(--color-surface-2);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.settings-panel.open{display:block;animation:slideDown .22s ease}.settings-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-3)}@media(max-width:640px){.settings-grid{grid-template-columns:1fr}}.settings-section{margin-bottom:var(--space-3)}.settings-section:last-child{margin-bottom:0}.settings-section.compact{margin-bottom:0;padding:var(--space-3) var(--space-4);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md)}.span-full{grid-column:1 / -1}.check-card label{cursor:pointer}.hint{margin-bottom:8px;font-size:.8rem}label{font-weight:500;color:var(--color-text-2);font-size:.9rem}.form-label{display:block;font-weight:600;color:var(--color-text);font-size:.88rem;margin-bottom:var(--space-2)}.form-label-inline{display:inline-flex;align-items:center;gap:var(--space-2);cursor:pointer;font-weight:500;color:var(--color-text-2);font-size:.9rem}select,input[type=text],input[type=password],textarea{width:100%;padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);transition:border-color .15s ease,box-shadow .15s ease,background .15s ease}html[data-theme=dark] select option,html[data-theme=dark] select optgroup{background:var(--color-surface-2);color:var(--color-text)}select:focus,input[type=text]:focus,input[type=password]:focus,textarea:focus{border-color:var(--color-primary);background:var(--color-surface);box-shadow:0 0 0 3px var(--color-primary-ring);outline:none}select:disabled,input:disabled,textarea:disabled{background:var(--color-surface-2);color:var(--color-text-muted);cursor:not-allowed}.form-input{width:100%;padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);transition:border-color .15s ease,box-shadow .15s ease}.form-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-ring);outline:none}.info-box{background:var(--color-primary-subtle);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4);margin-bottom:var(--space-4)}.info-box-title{color:var(--color-primary);font-weight:600;font-size:.95rem;margin-bottom:var(--space-1);display:flex;align-items:center;gap:var(--space-2)}.info-box-text{color:var(--color-text-2);font-size:.85rem;line-height:1.5;margin:0}.radio-group{display:flex;flex-wrap:wrap;gap:var(--space-4)}.radio-group.compact{gap:var(--space-3)}.radio-group.compact .form-label-inline{font-size:.85rem}.segmented{display:inline-flex;gap:4px;padding:4px;flex-wrap:wrap;background:var(--color-surface-3);border:1px solid var(--color-border);border-radius:var(--radius-full);width:fit-content;max-width:100%}.segmented.large{padding:5px;gap:5px}.segmented.small{border-radius:var(--radius-full);margin-bottom:var(--space-4)}.segmented-option{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);cursor:pointer;font-size:.88rem;font-weight:600;color:var(--color-text-2);transition:background .16s ease,color .16s ease,box-shadow .16s ease;border:1px solid transparent;-webkit-user-select:none;user-select:none}.segmented-option svg{width:1rem;height:1rem}.segmented-option input{position:absolute;opacity:0;pointer-events:none;width:1px;height:1px}.segmented-option:hover{color:var(--color-text)}.segmented-option:has(input:checked){background:var(--color-surface);color:var(--color-text);box-shadow:var(--shadow-sm);border-color:var(--color-border)}.segmented-option:has(input:focus-visible){outline:2px solid var(--color-primary);outline-offset:2px}.segmented-option.highlight:has(input:checked){background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;border-color:transparent;box-shadow:var(--shadow-md)}.input-mode-selector{display:inline-flex;width:fit-content;max-width:100%}.input-mode-selector label{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-full);cursor:pointer;font-size:.85rem;font-weight:500;color:var(--color-text-2);transition:background .15s ease,color .15s ease}.input-mode-selector label:has(input:checked){background:var(--color-surface);color:var(--color-text);box-shadow:var(--shadow-xs)}.input-mode-selector.segmented label:has(input:checked){background:var(--color-surface)}.input-mode-selector.segmented label.highlight:has(input:checked){background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff}.input-mode-selector input[type=radio]{position:absolute;opacity:0;pointer-events:none;width:1px;height:1px}.style-selector{display:flex;flex-wrap:wrap;gap:var(--space-2)}.style-chip{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-full);cursor:pointer;font-size:.85rem;font-weight:500;color:var(--color-text-2);transition:all .15s ease;-webkit-user-select:none;user-select:none}.style-chip:hover{border-color:var(--color-border-strong);background:var(--color-surface-2)}.style-chip:has(input:checked){background:var(--color-primary-subtle);border-color:var(--color-primary);color:var(--color-primary)}.style-chip input[type=checkbox],.style-chip input[type=radio]{width:1rem;height:1rem;accent-color:var(--color-primary)}input[type=radio]{width:1.125rem;height:1.125rem;accent-color:var(--color-primary);cursor:pointer;flex-shrink:0}input[type=checkbox]{width:1.1rem;height:1.1rem;accent-color:var(--color-primary);cursor:pointer;flex-shrink:0}.model-meta{font-size:.8rem;color:var(--color-text-muted);margin-top:var(--space-2)}.model-meta a{color:var(--color-primary);text-decoration:none}.model-meta a:hover{text-decoration:underline}.mode-card,.card,.translation-mode-type-section,.language-section{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5);margin-bottom:var(--space-5);box-shadow:var(--shadow-sm)}.mode-caption{display:block;font-size:.82rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--color-text-muted);margin-bottom:var(--space-3)}.mode-row{display:flex;flex-wrap:wrap;gap:var(--space-4);align-items:flex-end;justify-content:space-between}.language-section{display:grid;grid-template-columns:1fr auto 1fr;gap:var(--space-5);align-items:center;margin-bottom:var(--space-5)}.language-selector{display:flex;flex-direction:column;gap:var(--space-2);min-width:0}.language-selector label{font-weight:600;color:var(--color-text);font-size:.9rem}.swap-button{display:inline-flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;border-radius:var(--radius-full);border:1px solid var(--color-border-strong);background:var(--color-surface);color:var(--color-text-2);cursor:pointer;transition:transform .2s ease,background .15s ease,border-color .15s ease,color .15s ease}.swap-button:hover{background:var(--color-surface-2);color:var(--color-primary);border-color:var(--color-primary)}.swap-button:active{transform:rotate(180deg)}.swap-button svg{width:1.25rem;height:1.25rem}@media(max-width:640px){.language-section{grid-template-columns:1fr;gap:var(--space-3)}.swap-button{align-self:center;transform:rotate(90deg)}.swap-button:active{transform:rotate(270deg)}}.status-row{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);margin-bottom:var(--space-5)}.status-indicator{display:inline-flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-5);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-full);font-weight:600;font-size:.9rem;color:var(--color-text-2);box-shadow:var(--shadow-xs)}.status-indicator.is-recording{border-color:var(--color-danger);color:var(--color-danger)}.status-indicator.is-busy{border-color:var(--color-primary);color:var(--color-primary)}.status-dot{width:.625rem;height:.625rem;background:var(--color-text-muted);border-radius:var(--radius-full);transition:background .2s ease;flex-shrink:0}.status-dot.active{background:var(--color-success);box-shadow:0 0 0 4px #05966926}.status-dot.recording{background:var(--color-danger);animation:pulse-recording 1s ease-in-out infinite}@keyframes pulse-recording{0%,to{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(1.35)}}.record-timer{font-variant-numeric:tabular-nums;font-weight:700;font-size:.88rem;padding:2px 10px;border-radius:var(--radius-full);background:var(--color-danger-subtle);color:var(--color-danger)}.volume-indicator{display:none;justify-content:center;gap:3px;height:24px;align-items:flex-end}.volume-indicator.active{display:flex}.volume-bar{width:5px;background:var(--color-primary);border-radius:var(--radius-full);transition:height .08s ease}.voice-chat-panel{background:linear-gradient(180deg,var(--color-primary-subtle),transparent 55%),var(--color-surface);border:1.5px solid var(--color-primary);border-radius:var(--radius-xl);padding:var(--space-5);margin-bottom:var(--space-6);box-shadow:var(--shadow-md)}.vc-header{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4);margin-bottom:var(--space-4);flex-wrap:wrap}.vc-title-wrap{display:flex;gap:var(--space-3);align-items:center;min-width:0}.vc-title-wrap h2{font-size:1.15rem;font-weight:700;letter-spacing:-.01em}.vc-subtitle{font-size:.85rem;color:var(--color-text-muted);margin-top:2px}.vc-pulse{width:.9rem;height:.9rem;border-radius:50%;background:var(--color-text-muted);flex-shrink:0;transition:background .2s ease}.voice-chat-panel.listening .vc-pulse{background:var(--color-danger);animation:pulse-recording 1s ease-in-out infinite}.voice-chat-panel.working .vc-pulse{background:var(--color-primary);animation:pulse-recording 1.4s ease-in-out infinite}.vc-header-actions{display:flex;align-items:center;gap:var(--space-3)}.vc-timer{font-variant-numeric:tabular-nums;font-weight:700;font-size:1rem;padding:4px 14px;border-radius:var(--radius-full);background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text-2)}.voice-chat-panel.listening .vc-timer{background:var(--color-danger-subtle);border-color:var(--color-danger);color:var(--color-danger)}.vc-visualizer{display:flex;align-items:flex-end;justify-content:center;gap:4px;height:64px;padding:var(--space-3);margin-bottom:var(--space-4);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}.vc-bar{width:6px;min-height:6px;border-radius:var(--radius-full);background:linear-gradient(180deg,var(--color-primary),var(--color-accent));transition:height .09s ease;opacity:.9}.voice-chat-panel:not(.listening):not(.working) .vc-bar{background:var(--color-border-strong);height:6px!important;opacity:.6}.vc-live{background:var(--color-surface);border:1px dashed var(--color-border-strong);border-radius:var(--radius-lg);padding:var(--space-4);margin-bottom:var(--space-4)}.vc-live-label{display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--color-primary);margin-bottom:var(--space-2)}.vc-live-text{font-size:1rem;line-height:1.7;color:var(--color-text);white-space:pre-wrap;word-break:break-word}.vc-live-text.is-placeholder{color:var(--color-text-muted)}.vc-live-text .vc-cursor{display:inline-block;width:2px;height:1.1em;background:var(--color-primary);vertical-align:text-bottom;margin-left:2px;animation:blink 1s steps(1) infinite}@keyframes blink{50%{opacity:0}}.vc-turns-label{display:block;font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--color-text-muted);margin-bottom:var(--space-3)}.vc-turns{display:flex;flex-direction:column;gap:var(--space-3);max-height:420px;overflow-y:auto;padding-right:4px}.vc-turns::-webkit-scrollbar,.history-list::-webkit-scrollbar{width:8px}.vc-turns::-webkit-scrollbar-track,.history-list::-webkit-scrollbar-track{background:transparent}.vc-turns::-webkit-scrollbar-thumb,.history-list::-webkit-scrollbar-thumb{background:var(--color-border-strong);border-radius:var(--radius-full)}.vc-empty{text-align:center;color:var(--color-text-muted);padding:var(--space-6);border:1px dashed var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface)}.vc-turn{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-4);background:var(--color-surface);border:1px solid 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ease}.vc-mini-btn:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-primary-subtle)}.vc-mini-btn svg{width:.9rem;height:.9rem}.vc-bubble{border-radius:var(--radius-md);padding:var(--space-3) var(--space-4);font-size:.95rem;line-height:1.65;white-space:pre-wrap;word-break:break-word}.vc-bubble-source{background:var(--color-surface-2);border:1px solid var(--color-border);color:var(--color-text)}.vc-bubble-target{background:linear-gradient(135deg,var(--color-primary),var(--color-accent-2));color:#fff;font-size:1.02rem}.vc-bubble-target .vc-lang-tag{color:#fffc}.vc-lang-tag{display:block;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;opacity:.7;margin-bottom:4px}.vc-bubble-en{background:transparent;border:1px dashed var(--color-border-strong);color:var(--color-text-2);font-size:.87rem}.vc-status{display:inline-flex;align-items:center;gap:var(--space-2);font-size:.82rem;color:var(--color-primary);font-weight:600}.vc-turn.is-error{border-color:var(--color-danger)}.vc-error-text{color:var(--color-danger);font-size:.88rem}.dual-mic-row{display:none}body.dual-mode .dual-mic-row{display:grid}.dual-hint{display:none}body.dual-mode .dual-hint{display:block}.dual-mic-row{grid-template-columns:1fr auto 1fr;gap:var(--space-3);align-items:stretch;margin-bottom:var(--space-4)}.dual-mic{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-lg);border:2px solid var(--color-border);background:var(--color-surface);cursor:pointer;text-align:left;min-width:0;transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease,background .16s ease}.dual-mic:hover{border-color:var(--color-border-strong);transform:translateY(-1px);box-shadow:var(--shadow-md)}.dual-mic:active{transform:translateY(0) scale(.99)}.dual-mic-avatar{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border-radius:50%;flex-shrink:0;font-weight:800;font-size:1.1rem;color:#fff}.mic-a .dual-mic-avatar{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-2))}.mic-b .dual-mic-avatar{background:linear-gradient(135deg,var(--color-accent),var(--color-accent-2))}.dual-mic-body{display:flex;flex-direction:column;min-width:0;flex:1}.dual-mic-name{font-weight:700;font-size:.95rem;color:var(--color-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dual-mic-lang{font-size:.8rem;color:var(--color-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dual-mic-icon{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border-radius:50%;flex-shrink:0;background:var(--color-surface-2);border:1px solid var(--color-border);color:var(--color-text-2);transition:all .16s ease}.dual-mic-icon svg{width:1.2rem;height:1.2rem}.dual-mic.is-active{border-color:var(--color-danger);background:var(--color-danger-subtle);box-shadow:var(--shadow-glow-red)}.dual-mic.is-active .dual-mic-icon{background:var(--color-danger);border-color:var(--color-danger);color:#fff;animation:pulse-recording 1s ease-in-out infinite}.dual-mic:disabled{opacity:.55;cursor:wait}.dual-mic-vs{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border-radius:50%;align-self:center;background:var(--color-surface-3);border:1px solid var(--color-border);color:var(--color-text-muted)}.dual-mic-vs svg{width:1.1rem;height:1.1rem}.voice-chat-panel.mic-a-active{border-color:var(--color-primary)}.voice-chat-panel.mic-b-active{border-color:var(--color-accent)}@media(max-width:640px){.dual-mic-row{grid-template-columns:1fr}.dual-mic-vs{display:none}.dual-mic{padding:var(--space-3) var(--space-4);min-height:3.75rem}.dual-mic-icon{width:2.75rem;height:2.75rem}.dual-mic-icon svg{width:1.35rem;height:1.35rem}}.context-window-row{display:flex;align-items:center;gap:var(--space-3);margin-top:var(--space-3)}.context-window-label{font-size:.85rem}.context-window-select{width:auto;min-width:5rem;padding:var(--space-2) var(--space-3)}body.dual-voice-chat .main-controls{display:none}body.dual-mode:not(.dual-voice-chat) .main-controls .record-hint{display:none}.vc-turn.is-latest{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.vc-turn.side-a .vc-bubble-target{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-2))}.vc-turn.side-b{border-color:var(--color-accent)}.vc-turn.side-b .vc-bubble-target{background:linear-gradient(135deg,var(--color-accent),var(--color-accent-2))}.main-controls{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);margin-bottom:var(--space-5)}.record-button{position:relative;width:6rem;height:6rem;border-radius:var(--radius-full);border:none;background:linear-gradient(135deg,#ef4444,var(--color-danger-2));color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-glow-red);transition:transform .16s ease,box-shadow .16s ease,background .16s ease}.record-button:before,.record-button:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;pointer-events:none}.record-button:before{border:2px solid rgba(220,38,38,.35);transform:scale(1);opacity:0}.record-button:hover{transform:translateY(-2px) scale(1.02)}.record-button:active{transform:translateY(0) scale(.98)}.record-orb{display:flex;align-items:center;justify-content:center}.record-orb svg{width:2.2rem;height:2.2rem}.record-button.recording{background:linear-gradient(135deg,#1e293b,#0f172a);animation:recording-pulse 1.6s ease-in-out infinite}html[data-theme=dark] .record-button.recording{background:linear-gradient(135deg,#f87171,#dc2626)}.record-button.recording:before{animation:ring-expand 1.6s ease-out infinite}@keyframes recording-pulse{0%,to{box-shadow:0 0 #dc262659}50%{box-shadow:0 0 0 16px #dc262600}}@keyframes ring-expand{0%{transform:scale(1);opacity:.8}to{transform:scale(1.45);opacity:0}}.record-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.record-status{font-size:.9rem;color:var(--color-text-muted);text-align:center}.record-status kbd,kbd{display:inline-flex;align-items:center;justify-content:center;min-width:1.75rem;padding:.15rem .55rem;background:var(--color-surface-2);border:1px solid var(--color-border);border-bottom-width:2px;border-radius:var(--radius-sm);font-size:.8rem;font-family:inherit;color:var(--color-text-2)}.record-hint{font-size:.82rem;color:var(--color-text-muted);text-align:center;margin-top:calc(-1 * var(--space-2))}.toolbar{display:flex;justify-content:center;flex-wrap:wrap;gap:var(--space-3);margin-bottom:var(--space-6)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);border-radius:var(--radius-md);border:1px solid var(--color-border);font-size:.9rem;font-weight:600;cursor:pointer;background:var(--color-surface);color:var(--color-text);box-shadow:var(--shadow-sm);transition:background .15s ease,border-color .15s ease,color .15s ease,transform .15s ease,box-shadow .15s ease;min-height:2.75rem}.btn:hover{background:var(--color-surface-2);border-color:var(--color-border-strong);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.btn svg{width:1.125rem;height:1.125rem;flex-shrink:0}.btn-sm{min-height:2.25rem;padding:var(--space-2) var(--space-3);font-size:.82rem}.btn-sm svg{width:.95rem;height:.95rem}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}html[data-theme=dark] .btn-primary{color:#fff}.btn-primary:hover{background:var(--color-primary-2);border-color:var(--color-primary-2);color:#fff}.btn-danger{background:var(--color-danger);color:#fff;border-color:var(--color-danger)}.btn-danger:hover{background:var(--color-danger-hover, #b91c1c);border-color:var(--color-danger-hover, #b91c1c);color:#fff}.btn-success{background:var(--color-success);color:#fff;border-color:var(--color-success)}.btn-success:hover{background:var(--success-hover, #047857);border-color:var(--success-hover, #047857);color:#fff}.btn-ghost{background:transparent;box-shadow:none;border-color:transparent;color:var(--color-text-2)}.btn-ghost:hover{background:var(--color-surface-2);border-color:var(--color-border)}.transcript-section,.transcript-section-single,.transcript-section-dual{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-4);margin-bottom:var(--space-6)}.transcript-section-dual.hidden,.transcript-section-single.hidden{display:none}.transcript-box{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5);min-height:220px;box-shadow:var(--shadow-sm);transition:border-color .15s ease,box-shadow .15s ease;display:flex;flex-direction:column;min-width:0}.transcript-box:hover{border-color:var(--color-border-strong);box-shadow:var(--shadow-md)}.transcript-box h3{font-size:.92rem;font-weight:700;color:var(--color-text);margin-bottom:var(--space-3);display:flex;align-items:center;gap:var(--space-2)}.transcript-box h3 svg{width:1rem;height:1rem;color:var(--color-text-muted)}.card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-2);margin-bottom:var(--space-3)}.card-head h3{margin-bottom:0}.transcript-content{flex:1;font-size:1rem;line-height:1.7;color:var(--color-text);min-height:120px;white-space:pre-wrap;word-wrap:break-word;overflow-wrap:anywhere}.transcript-content.secondary{font-size:.92rem;color:var(--color-text-2)}.transcript-content.result{font-size:1.06rem;line-height:1.75}.transcript-content.streaming{border-left:3px solid var(--color-primary);padding-left:var(--space-3)}.transcript-box.english-reference{background:var(--color-surface-2)}.transcript-box.result-card{border:1.5px solid 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var(--sab));align-items:flex-end}.modal{max-width:100%;border-radius:var(--radius-lg)}}.additional-translations{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-4);margin-top:var(--space-4);grid-column:1 / -1}.additional-translations .transcript-box{margin-bottom:0;min-height:120px}.additional-translations .transcript-content{min-height:3rem}.target-checkbox-group{display:flex;flex-wrap:wrap;gap:var(--space-2)}.text-input-container{display:none;flex-direction:column;gap:var(--space-3)}.text-input-container.open{display:flex}.source-text-input{width:100%;padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:1rem;resize:vertical;min-height:120px;background:var(--color-surface);color:var(--color-text)}.source-text-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-ring);outline:none}.error-message{background:var(--color-danger-subtle);border:1px solid var(--color-danger);color:var(--color-danger);padding:var(--space-4) var(--space-5);border-radius:var(--radius-md);margin-bottom:var(--space-5);display:none;font-weight:500;font-size:.9rem}.error-message.show{display:block;animation:slideDown .25s ease}.error-message.success{background:var(--color-success-subtle);border-color:var(--color-success);color:var(--color-success)}@keyframes slideDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.history-section{margin-top:var(--space-6);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5);box-shadow:var(--shadow-sm)}.history-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-4)}.history-header h3{font-size:1rem;font-weight:700;color:var(--color-text);display:flex;align-items:center;gap:var(--space-2)}.history-header h3 svg{width:1rem;height:1rem;color:var(--color-text-muted)}.history-count{font-size:.85rem;color:var(--color-text-muted);font-weight:400}.history-list{max-height:320px;overflow-y:auto;display:flex;flex-direction:column;gap:var(--space-3)}.history-item{background:var(--color-surface-2);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4);transition:border-color .15s ease,box-shadow .15s ease}.history-item:hover{border-color:var(--color-border-strong);box-shadow:var(--shadow-sm)}.history-item-header{display:flex;justify-content:space-between;align-items:center;gap:var(--space-2);margin-bottom:var(--space-3);font-size:.8rem;color:var(--color-text-muted);flex-wrap:wrap}.history-item-actions{display:flex;gap:var(--space-1)}.history-item-actions .icon-btn{width:2rem;height:2rem;color:var(--color-text-muted)}.history-item-actions .icon-btn:hover{color:var(--color-text);background:var(--color-surface)}.history-item-actions .icon-btn svg{width:1rem;height:1rem}.history-item-content{display:grid;gap:var(--space-3)}.history-item-content.history-columns-2{grid-template-columns:1fr 1fr}.history-item-content.history-columns-3{grid-template-columns:repeat(3,1fr)}.history-source,.history-target{padding:var(--space-3);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:.9rem;line-height:1.6;color:var(--color-text);overflow-wrap:anywhere}@media(max-width:640px){.history-item-content,.history-item-content.history-columns-2,.history-item-content.history-columns-3{grid-template-columns:1fr}}.history-empty{text-align:center;color:var(--color-text-muted);padding:var(--space-8)}.history-english{background:var(--color-surface-2)}.app-footer{margin-top:var(--space-6);padding-top:var(--space-4);border-top:1px solid var(--color-border);text-align:center;font-size:.8rem;color:var(--color-text-muted)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;padding:var(--space-4);z-index:1000;opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease}.modal-backdrop.open{opacity:1;visibility:visible}.modal{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-width:480px;max-height:90vh;overflow-y:auto;transform:translateY(12px);transition:transform .2s ease}.modal-backdrop.open .modal{transform:translateY(0)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-5) var(--space-6) var(--space-3);border-bottom:1px solid var(--color-border)}.modal-title{font-size:1.1rem;font-weight:700;color:var(--color-text)}.modal-close{display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;border-radius:var(--radius-full);border:none;background:transparent;color:var(--color-text-muted);cursor:pointer}.modal-close:hover{background:var(--color-surface-2);color:var(--color-text)}.modal-close svg{width:1.1rem;height:1.1rem}.modal-body{padding:var(--space-5) var(--space-6)}.modal-footer{display:flex;justify-content:flex-end;gap:var(--space-3);padding:var(--space-3) var(--space-6) var(--space-5)}.shortcuts-list{display:grid;gap:var(--space-3)}.shortcut-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-3) 0;border-bottom:1px solid var(--color-border)}.shortcut-row:last-child{border-bottom:none}.shortcut-keys{display:flex;gap:var(--space-1)}.tooltip{position:relative;display:inline-flex;align-items:center;cursor:help;color:var(--color-text-muted)}.tooltip .tooltiptext{visibility:hidden;opacity:0;position:fixed;z-index:99999;width:220px;background:var(--color-surface);color:var(--color-text);text-align:center;border-radius:var(--radius-md);border:1px solid var(--color-border);padding:var(--space-3);font-size:.8rem;font-weight:500;box-shadow:var(--shadow-md);line-height:1.4;pointer-events:none;transition:opacity .15s ease}.tooltip:hover .tooltiptext,.tooltip:focus-visible .tooltiptext{visibility:visible;opacity:1}.loading-spinner{display:inline-block;width:1rem;height:1rem;border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:var(--radius-full);animation:spin .8s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.mt-2{margin-top:var(--space-2)}.mt-3{margin-top:var(--space-3)}.mt-4{margin-top:var(--space-4)}.mb-4{margin-bottom:var(--space-4)}.w-full{width:100%}.text-sm{font-size:.85rem}.text-muted{color:var(--color-text-muted)}.hidden{display:none!important}@media(max-width:640px){.main-controls{position:sticky;bottom:calc(12px + var(--sab));z-index:50;padding:var(--space-3)}.record-button{width:5rem;height:5rem}.record-status{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-full);padding:4px 14px;box-shadow:var(--shadow-md)}.record-hint{display:none}body.dual-voice-chat .dual-mic-row{position:sticky;bottom:calc(10px + var(--sab));z-index:60;grid-template-columns:1fr 1fr;gap:var(--space-2);background:color-mix(in srgb,var(--color-surface) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-2);box-shadow:var(--shadow-lg);margin-left:calc(-1 * var(--space-2));margin-right:calc(-1 * var(--space-2))}body.dual-voice-chat .dual-mic-vs{display:none}body.dual-voice-chat .dual-mic{padding:var(--space-3);min-height:4.25rem}body.dual-voice-chat .dual-mic-avatar{width:2rem;height:2rem;font-size:.95rem}body.dual-voice-chat .dual-mic-icon{width:2.75rem;height:2.75rem}body.dual-voice-chat .dual-mic-icon svg{width:1.35rem;height:1.35rem}body.dual-voice-chat .dual-mic-name{font-size:.85rem}body.dual-voice-chat .dual-mic-lang{font-size:.72rem}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}html{scroll-behavior:auto}}