:root{--color-bg-primary: #0D0D0D;--color-bg-secondary: #141414;--color-bg-tertiary: #1A1A1A;--color-bg-card: rgba(26, 26, 26, .95);--color-bg-glass: rgba(255, 255, 255, .03);--color-text-primary: #E8E8E8;--color-text-secondary: #B0B8C4;--color-text-muted: #8B95A5;--color-accent-primary: #B4FA4E;--color-accent-secondary: #9AE034;--color-accent-gradient: linear-gradient(135deg, #B4FA4E 0%, #9AE034 100%);--color-accent-glow: rgba(180, 250, 78, .15);--color-success: #34D399;--color-warning: #FBBF24;--color-error: #F87171;--color-border: rgba(255, 255, 255, .08);--color-border-hover: rgba(255, 255, 255, .15);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-family-jp: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-4xl: 2.5rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.25rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .5);--shadow-md: 0 4px 8px rgba(0, 0, 0, .5);--shadow-lg: 0 8px 16px rgba(0, 0, 0, .6);--shadow-glow: 0 0 20px var(--color-accent-glow);--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-family);background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}.text-jp,[lang=ja]{font-family:var(--font-family-jp)}.app-container{min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;max-width:100vw}.main-content{flex:1;max-width:1200px;width:100%;margin:0 auto;padding:var(--spacing-xl);box-sizing:border-box}@media(max-width:480px){.main-content{padding:var(--spacing-md)}.page-title{font-size:var(--font-size-2xl)}}.page-header{margin-bottom:var(--spacing-2xl)}.page-title{font-size:var(--font-size-3xl);font-weight:700;background:var(--color-accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.page-subtitle{color:var(--color-text-secondary);margin-top:var(--spacing-sm)}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all var(--transition-base)}.card:hover{border-color:var(--color-border-hover);box-shadow:var(--shadow-md)}.card-interactive{cursor:pointer}.card-interactive:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}.card-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-md)}.card-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--color-accent-gradient);border-radius:var(--radius-md);font-size:var(--font-size-xl)}.card-title{font-size:var(--font-size-xl);font-weight:600;color:var(--color-accent-primary)}.card-description{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);font-size:var(--font-size-base);font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-accent-primary);color:#0d0d0d;font-weight:600}.btn-primary:hover:not(:disabled){background:var(--color-accent-secondary);box-shadow:var(--shadow-glow);transform:translateY(-1px)}.btn-secondary{background:var(--color-bg-glass);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:#ffffff1a;border-color:var(--color-border-hover)}.btn-danger{background:var(--color-error);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-full)}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-lg)}.btn-record{width:80px;height:80px;border-radius:var(--radius-full);background:var(--color-error);border:4px solid rgba(239,68,68,.3);box-shadow:0 0 #ef444466}.btn-record.recording{animation:pulse-record 1.5s infinite}@keyframes pulse-record{0%{box-shadow:0 0 #ef444466}70%{box-shadow:0 0 0 20px #ef444400}to{box-shadow:0 0 #ef444400}}.form-group{margin-bottom:var(--spacing-lg)}.form-label{display:block;font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.form-input{width:100%;padding:var(--spacing-md);font-size:var(--font-size-base);color:var(--color-text-primary);background:var(--color-bg-glass);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:all var(--transition-base)}.form-input:focus{outline:none;border-color:var(--color-accent-primary);box-shadow:0 0 0 3px #6366f133}.form-input::placeholder{color:var(--color-text-muted)}.form-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--spacing-md) center;padding-right:var(--spacing-2xl)}.form-textarea{min-height:120px;resize:vertical}.tabs{display:flex;gap:var(--spacing-xs);background:var(--color-bg-glass);padding:var(--spacing-xs);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg)}.tab{flex:1;padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);background:transparent;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast)}.tab:hover{color:var(--color-text-primary);background:#ffffff0d}.tab.active{color:var(--color-text-primary);background:var(--color-bg-tertiary)}.nav{background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);padding:var(--spacing-md) var(--spacing-lg);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-sm);flex-wrap:wrap}.nav-brand{font-size:var(--font-size-lg);font-weight:700;background:var(--color-accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none;white-space:nowrap}.nav-links{display:flex;gap:var(--spacing-md);align-items:center;flex-wrap:wrap}.nav-link{color:var(--color-text-secondary);text-decoration:none;font-weight:500;font-size:var(--font-size-sm);transition:color var(--transition-fast);white-space:nowrap}.nav-link:hover,.nav-link.active{color:var(--color-text-primary)}.nav-user{display:flex;align-items:center;gap:var(--spacing-md)}.lang-switcher{display:inline-flex;align-items:center;justify-content:center;padding:.25rem .75rem;font-size:var(--font-size-sm);font-weight:600;color:var(--color-accent-primary);background:transparent;border:1px solid var(--color-accent-primary);border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap}.lang-switcher:hover{background:var(--color-accent-glow);box-shadow:0 0 10px var(--color-accent-glow)}@media(max-width:480px){.nav{padding:var(--spacing-sm) var(--spacing-md)}.nav-brand{font-size:var(--font-size-base)}.nav-links{gap:var(--spacing-sm)}.nav-link{font-size:var(--font-size-xs)}.lang-switcher{font-size:var(--font-size-xs);padding:.2rem .5rem}}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.transcript-container{background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);min-height:300px;max-height:500px;overflow-y:auto}.transcript-line{padding:var(--spacing-sm) 0;border-bottom:1px solid var(--color-border);animation:fade-in .3s ease}.transcript-line:last-child{border-bottom:none}.transcript-original{color:var(--color-text-primary);margin-bottom:var(--spacing-xs)}.transcript-translation{color:var(--color-accent-secondary);font-size:var(--font-size-sm)}.transcript-speaker-row{display:flex;align-items:flex-start;gap:var(--spacing-sm)}.speaker-label{display:inline-block;padding:2px 8px;border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-weight:600;white-space:nowrap;flex-shrink:0}.speaker-0{background:#6366f133;color:#818cf8}.speaker-1{background:#10b98133;color:#34d399}.speaker-2{background:#f59e0b33;color:#fbbf24}.speaker-3{background:#ec489933;color:#f472b6}@keyframes fade-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.status-indicator{display:inline-flex;align-items:center;gap:var(--spacing-sm);font-size:var(--font-size-sm)}.status-dot{width:8px;height:8px;border-radius:var(--radius-full)}.status-dot.connected{background:var(--color-success);box-shadow:0 0 8px var(--color-success)}.status-dot.disconnected{background:var(--color-error)}.status-dot.recording{background:var(--color-error);animation:blink 1s infinite}@keyframes blink{50%{opacity:.5}}.listening-indicator{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:1.5rem}.listening-indicator .listening-text{font-size:1.125rem;color:var(--color-accent-primary);font-weight:500}.listening-dots{display:flex;gap:4px}.listening-dots span{width:8px;height:8px;border-radius:50%;background:var(--color-accent-primary);animation:listening-pulse 1.4s ease-in-out infinite}.listening-dots span:nth-child(2){animation-delay:.2s}.listening-dots span:nth-child(3){animation-delay:.4s}@keyframes listening-pulse{0%,80%,to{transform:scale(.6);opacity:.4}40%{transform:scale(1);opacity:1}}.connecting-indicator{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:2rem}.connecting-indicator .connecting-spinner{width:32px;height:32px;border:3px solid var(--color-border);border-top-color:var(--color-accent-primary);border-radius:50%;animation:spin 1s linear infinite}.connecting-indicator .connecting-text{color:var(--color-text-muted);font-size:.875rem}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:var(--spacing-lg)}.loading-spinner{width:48px;height:48px;border:3px solid var(--color-border);border-top-color:var(--color-accent-primary);border-radius:var(--radius-full);animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.text-center{text-align:center}.text-right{text-align:right}.text-muted{color:var(--color-text-muted)}.text-success{color:var(--color-success)}.text-error{color:var(--color-error)}.flex{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.privacy-badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);background:#10b9811a;color:var(--color-success);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:500}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-fadeIn{animation:fadeIn var(--transition-base) ease}.animate-fadeInUp{animation:fadeInUp var(--transition-slow) ease}.animate-slideInRight{animation:slideInRight var(--transition-slow) ease}.skeleton{background:linear-gradient(90deg,var(--color-bg-tertiary) 25%,var(--color-bg-secondary) 50%,var(--color-bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}.skeleton-text{height:1rem;margin-bottom:var(--spacing-sm)}.skeleton-text.short{width:60%}.skeleton-title{height:1.5rem;width:40%;margin-bottom:var(--spacing-md)}.skeleton-avatar{width:40px;height:40px;border-radius:var(--radius-full)}.skeleton-card{height:120px;width:100%}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);text-align:center;animation:fadeInUp var(--transition-slow) ease}.empty-state-icon{width:64px;height:64px;margin-bottom:var(--spacing-lg);color:var(--color-text-muted);opacity:.5}.empty-state-title{font-size:var(--font-size-xl);font-weight:600;color:var(--color-text-secondary);margin-bottom:var(--spacing-sm)}.empty-state-description{color:var(--color-text-muted);max-width:300px;line-height:1.6}.btn{transition:all var(--transition-fast)}.btn:hover:not(:disabled){transform:translateY(-1px)}.btn:active:not(:disabled){transform:translateY(0)}.btn-primary:hover:not(:disabled){box-shadow:0 4px 12px var(--color-accent-glow)}.card-interactive{transition:all var(--transition-base)}.card-interactive:hover{transform:translateY(-2px);border-color:var(--color-border-hover);box-shadow:var(--shadow-lg)}a{transition:color var(--transition-fast)}.form-input{transition:all var(--transition-fast)}.form-input:focus{transform:scale(1.01)}.main-content{animation:fadeIn var(--transition-slow) ease}.card:nth-child(1){animation-delay:0ms}.card:nth-child(2){animation-delay:50ms}.card:nth-child(3){animation-delay:.1s}.card:nth-child(4){animation-delay:.15s}.card:nth-child(5){animation-delay:.2s}.recording-indicator{display:inline-block;width:12px;height:12px;background:var(--color-error);border-radius:50%;animation:pulse 1.5s infinite}.toast{position:fixed;bottom:var(--spacing-xl);left:50%;transform:translate(-50%);padding:var(--spacing-md) var(--spacing-lg);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);animation:fadeInUp var(--transition-base) ease;z-index:1000}.progress-bar{height:4px;background:var(--color-bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.progress-fill{height:100%;background:var(--color-accent-primary);border-radius:var(--radius-full);transition:width var(--transition-slow)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-spinner{animation:spin 1s linear infinite}