:root{--primary-color: #8B5CF6;--primary-dark: #7C3AED;--primary-light: #A78BFA;--secondary-color: #6B7280;--success-color: #7EC8A3;--danger-color: #F87171;--warning-color: #FBBF24;--bg-color: #FFFFFF;--bg-secondary: #FDF8FF;--bg-tertiary: #F5F0FF;--bg-gradient: linear-gradient(180deg, #FFF5F5 0%, #FFF0F5 50%, #F5F0FF 100%);--text-primary: #374151;--text-secondary: #6B7280;--text-light: #9CA3AF;--border-color: #E9E3F0;--border-radius: 16px;--border-radius-sm: 12px;--border-radius-lg: 24px;--shadow-sm: 0 2px 8px rgba(139, 92, 246, .08);--shadow-md: 0 4px 12px rgba(139, 92, 246, .12);--shadow-lg: 0 8px 24px rgba(139, 92, 246, .16);--max-width: 480px;--header-height: 60px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Sans,Hiragino Kaku Gothic ProN,Noto Sans JP,sans-serif;background-color:var(--bg-secondary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea{font-family:inherit;font-size:16px}a{color:var(--primary-color);text-decoration:none}a:hover{text-decoration:underline}.loading-spinner{width:32px;height:32px;border:3px solid rgba(139,92,246,.2);border-top-color:var(--primary-color);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-dots{display:flex;gap:4px}.loading-dots span{width:6px;height:6px;background-color:var(--primary-light);border-radius:50%;animation:bounce 1.4s infinite ease-in-out both}.loading-dots span:nth-child(1){animation-delay:-.32s}.loading-dots span:nth-child(2){animation-delay:-.16s}.loading-dots span:nth-child(3){animation-delay:0}@keyframes bounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}.top-page{min-height:100vh;display:flex;flex-direction:column;background:var(--bg-gradient)}.top-header{background:#fffc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-primary);padding:32px 16px;text-align:center;border-bottom:1px solid rgba(139,92,246,.1)}.app-title{font-size:28px;font-weight:700;margin-bottom:8px;background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.app-subtitle{font-size:14px;color:var(--text-secondary)}.top-main{flex:1;padding:20px 16px;max-width:var(--max-width);margin:0 auto;width:100%}.error-banner{background-color:#fef2f2;border:1px solid #FECACA;color:var(--danger-color);padding:12px 16px;border-radius:var(--border-radius-sm);margin-bottom:16px;display:flex;justify-content:space-between;align-items:center}.error-banner button{color:var(--danger-color);font-weight:500}.top-footer{padding:24px 16px;text-align:center;background:#fff9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid rgba(139,92,246,.1)}.footer-nav{display:flex;justify-content:center;gap:24px;margin-bottom:12px}.footer-nav a{color:var(--text-secondary);font-size:14px;transition:color .2s ease}.footer-nav a:hover{color:var(--primary-color);text-decoration:none}.copyright{font-size:12px;color:var(--text-light)}.room-list{margin-top:24px}.room-list-title{font-size:18px;font-weight:600;margin-bottom:16px;color:var(--text-primary)}.room-list-loading,.room-list-empty{text-align:center;padding:40px 16px;color:var(--text-secondary)}.room-grid{display:flex;flex-direction:column;gap:12px}.room-card{display:flex;align-items:center;gap:16px;padding:18px;background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--border-radius);box-shadow:var(--shadow-sm);border:1px solid rgba(139,92,246,.1);text-align:left;transition:all .3s ease}.room-card:hover:not(:disabled){box-shadow:var(--shadow-md);border-color:var(--primary-light);transform:translateY(-2px)}.room-card:disabled{opacity:.5;cursor:not-allowed}.room-icon{font-size:36px;flex-shrink:0}.room-info{flex:1;min-width:0}.room-name{font-size:16px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.room-description{font-size:13px;color:var(--text-secondary);margin-bottom:8px}.room-waiting{display:flex;align-items:center;gap:6px}.waiting-dot{width:8px;height:8px;background-color:var(--success-color);border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.waiting-count{font-size:12px;color:var(--success-color);font-weight:500}.active-chats{margin-bottom:24px}.active-chats-title{font-size:18px;font-weight:600;margin-bottom:16px;color:var(--text-primary)}.active-chats-loading{padding:20px;display:flex;justify-content:center}.chat-sessions{display:flex;flex-direction:column;gap:10px}.sessions-subtitle{font-size:14px;color:var(--text-secondary);margin:16px 0 8px}.session-card{display:flex;align-items:center;gap:12px;padding:16px;background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--border-radius);box-shadow:var(--shadow-sm);border:1px solid rgba(139,92,246,.1);text-align:left;transition:all .3s ease}.session-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.session-card.active{border-left:3px solid var(--primary-color);background:linear-gradient(90deg,#8b5cf60d,#ffffffe6)}.session-card.waiting{border-left:3px solid var(--warning-color);background:linear-gradient(90deg,#fbbf240d,#ffffffe6)}.session-icon{font-size:28px;flex-shrink:0}.session-info{flex:1;min-width:0}.session-room{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.session-status{display:flex;align-items:center;gap:6px}.status-dot{width:8px;height:8px;border-radius:50%}.status-dot.online{background-color:var(--success-color)}.status-dot.offline{background-color:var(--text-light)}.status-text{font-size:12px;color:var(--text-secondary)}.session-arrow{color:var(--primary-light);font-size:18px}.waiting-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg-gradient)}.waiting-content{text-align:center;max-width:320px;background:#fffc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:40px 32px;border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg)}.waiting-icon-container{position:relative;display:inline-block;margin-bottom:24px}.waiting-room-icon{font-size:64px;position:relative;z-index:1}.waiting-pulse{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:80px;height:80px;background:var(--primary-light);border-radius:50%;opacity:.3;animation:waiting-pulse 2s infinite}@keyframes waiting-pulse{0%{transform:translate(-50%,-50%) scale(1);opacity:.3}to{transform:translate(-50%,-50%) scale(1.5);opacity:0}}.waiting-title{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.waiting-room-name{color:var(--text-secondary);margin-bottom:32px}.waiting-animation{margin-bottom:32px}.search-ring{position:relative;width:100px;height:100px;margin:0 auto}.ring{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);border:2px solid var(--primary-light);border-radius:50%;animation:ring-expand 2s infinite}.ring-1{animation-delay:0s}.ring-2{animation-delay:.5s}.ring-3{animation-delay:1s}@keyframes ring-expand{0%{width:20px;height:20px;opacity:1}to{width:100px;height:100px;opacity:0}}.waiting-time{font-size:14px;color:var(--text-secondary);margin-bottom:8px}.waiting-hint{font-size:13px;color:var(--text-light);margin-bottom:24px}.waiting-cancel-btn{padding:14px 36px;background:#8b5cf61a;color:var(--primary-color);border-radius:24px;font-size:15px;font-weight:500;transition:all .2s ease}.waiting-cancel-btn:hover{background:#8b5cf633}.chat-room{display:flex;flex-direction:column;height:100vh;max-width:var(--max-width);margin:0 auto;background:linear-gradient(180deg,#fff5f5,#fff0f5,#f5f0ff)}.chat-header{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;background:#fffc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.05);position:sticky;top:0;z-index:10}.chat-header-info{display:flex;align-items:center;gap:8px}.partner-status-dot{width:10px;height:10px;border-radius:50%}.partner-status-dot.online{background-color:#7ec8a3}.partner-status-dot.offline{background-color:#d1d5db}.partner-status-text{font-size:14px;color:#6b7280}.exit-btn{padding:8px 16px;background:#ef44441a;color:#ef4444;border-radius:20px;font-size:14px;font-weight:500;transition:all .2s ease}.exit-btn:hover{background:#ef444433}.chat-messages{flex:1;overflow-y:auto;padding:20px 16px;display:flex;flex-direction:column;gap:12px}.chat-welcome{text-align:center;padding:40px 20px;color:#6b7280}.chat-welcome p:first-child{font-size:18px;font-weight:600;color:#374151;margin-bottom:8px}.chat-welcome p{color:#9ca3af}.message{display:flex;max-width:75%}.message.self{align-self:flex-end}.message.partner{align-self:flex-start}.message-bubble{padding:12px 16px;border-radius:20px;position:relative;box-shadow:0 2px 8px #0000000f}.message.self .message-bubble{background:linear-gradient(135deg,#a78bfa,#8b5cf6);color:#fff;border-bottom-right-radius:6px}.message.partner .message-bubble{background:#fff;color:#374151;border-bottom-left-radius:6px}.message-content{font-size:15px;line-height:1.6;word-break:break-word}.message-bubble.typing{padding:14px 18px}.typing-indicator{display:flex;gap:5px}.typing-indicator span{width:8px;height:8px;background-color:#d1d5db;border-radius:50%;animation:typing-bounce 1.4s infinite ease-in-out both}.typing-indicator span:nth-child(1){animation-delay:-.32s}.typing-indicator span:nth-child(2){animation-delay:-.16s}.typing-indicator span:nth-child(3){animation-delay:0}@keyframes typing-bounce{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1);opacity:1}}.chat-input-container{display:flex;gap:10px;padding:12px 16px;background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid rgba(0,0,0,.05)}.chat-input{flex:1;padding:12px 18px;border:1px solid #E5E7EB;border-radius:24px;background:#fff;outline:none;font-size:15px;transition:all .2s ease}.chat-input:focus{border-color:#a78bfa;box-shadow:0 0 0 3px #a78bfa33}.send-btn{width:46px;height:46px;padding:0;background:linear-gradient(135deg,#a78bfa,#8b5cf6);color:#fff;border-radius:50%;font-size:16px;font-weight:600;transition:all .2s ease;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px #8b5cf64d}.send-btn:hover:not(:disabled){transform:scale(1.05);box-shadow:0 4px 12px #8b5cf666}.send-btn:disabled{background:#e5e7eb;color:#9ca3af;box-shadow:none;cursor:not-allowed}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#8b5cf633;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:24px;z-index:100}.modal-content{background:#fff;border-radius:var(--border-radius-lg);padding:28px;max-width:360px;width:100%;box-shadow:var(--shadow-lg)}.modal-title{font-size:18px;font-weight:600;margin-bottom:12px;text-align:center;color:var(--text-primary)}.modal-text{color:var(--text-secondary);text-align:center;margin-bottom:24px}.modal-actions{display:flex;gap:12px}.modal-btn{flex:1;padding:14px 16px;border-radius:24px;font-size:15px;font-weight:500;transition:all .2s ease}.modal-btn.primary{background:linear-gradient(135deg,var(--primary-light),var(--primary-color));color:#fff;box-shadow:0 2px 8px #8b5cf64d}.modal-btn.primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px #8b5cf666}.modal-btn.secondary{background:var(--bg-tertiary);color:var(--text-secondary)}.modal-btn.secondary:hover{background:var(--border-color)}.modal-btn.danger{background:linear-gradient(135deg,#FCA5A5,var(--danger-color));color:#fff;box-shadow:0 2px 8px #f871714d}.modal-btn.danger:hover{transform:translateY(-1px);box-shadow:0 4px 12px #f8717166}.modal-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.modal-report-link{display:block;text-align:center;margin-top:16px;color:var(--text-secondary);font-size:14px}.modal-report-link:hover{color:var(--danger-color)}.report-options{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.report-option{display:flex;align-items:center;gap:10px;padding:12px;background:var(--bg-tertiary);border-radius:var(--border-radius-sm);cursor:pointer;transition:background .2s ease}.report-option:hover{background:var(--border-color)}.report-option input{accent-color:var(--primary-color)}.report-details{width:100%;padding:12px;border:1px solid var(--border-color);border-radius:var(--border-radius-sm);resize:vertical;min-height:80px;margin-bottom:16px;outline:none}.report-details:focus{border-color:var(--primary-color)}.chat-ended-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg-gradient)}.chat-ended-content{text-align:center;max-width:320px;background:#fffc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:40px 32px;border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg)}.ended-icon{font-size:64px;margin-bottom:24px;display:block}.ended-title{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.ended-room-name{color:var(--text-secondary);margin-bottom:32px}.ended-actions{display:flex;flex-direction:column;gap:12px}.ended-btn{padding:14px 24px;border-radius:24px;font-size:15px;font-weight:600;transition:all .2s ease}.ended-btn.primary{background:linear-gradient(135deg,var(--primary-light),var(--primary-color));color:#fff;box-shadow:0 2px 8px #8b5cf64d}.ended-btn.primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px #8b5cf666}.ended-btn.secondary{background:#8b5cf61a;color:var(--primary-color)}.ended-btn.secondary:hover{background:#8b5cf633}.room-page.loading,.room-page.error{min-height:100vh;display:flex;align-items:center;justify-content:center}.loading-container,.error-container{text-align:center}.loading-container p,.error-container p{margin-top:16px;color:var(--text-secondary)}.error-container button{margin-top:16px;padding:12px 24px;background:var(--primary-color);color:#fff;border-radius:var(--border-radius-sm);font-size:15px}.static-page{min-height:100vh;background:var(--bg-color)}.static-header{padding:20px 16px;border-bottom:1px solid var(--border-color);max-width:640px;margin:0 auto}.back-link{display:inline-block;margin-bottom:16px;color:var(--text-secondary);font-size:14px}.static-header h1{font-size:24px;font-weight:600}.static-content{max-width:640px;margin:0 auto;padding:24px 16px}.static-content section{margin-bottom:32px}.static-content h2{font-size:18px;font-weight:600;margin-bottom:12px;color:var(--text-primary)}.static-content p{color:var(--text-secondary);margin-bottom:12px}.static-content ul{list-style:disc;padding-left:24px;color:var(--text-secondary)}.static-content li{margin-bottom:8px}.last-updated{font-size:13px;color:var(--text-light);margin-top:40px;padding-top:16px;border-top:1px solid var(--border-color)}.banned-page{background:var(--bg-secondary)}.banned-content{max-width:400px;margin:0 auto;padding:60px 24px;text-align:center}.banned-icon{font-size:64px;margin-bottom:24px}.banned-content h1{font-size:24px;font-weight:600;margin-bottom:16px;color:var(--text-primary)}.banned-message{color:var(--text-secondary);margin-bottom:32px}.banned-info{text-align:left;background:var(--bg-color);padding:20px;border-radius:var(--border-radius);margin-bottom:32px}.banned-info h2{font-size:16px;font-weight:600;margin-bottom:12px}.banned-info ul{list-style:disc;padding-left:20px;color:var(--text-secondary);font-size:14px}.banned-info li{margin-bottom:6px}.banned-actions{margin-bottom:24px}.banned-actions p{color:var(--text-secondary);font-size:14px;margin-bottom:12px}.contact-link{display:inline-block;padding:10px 24px;background:var(--primary-color);color:#fff;border-radius:var(--border-radius-sm);font-weight:500}.terms-link{color:var(--text-secondary);font-size:14px}@media (min-width: 768px){.top-header{padding:48px 24px}.app-title{font-size:36px}.app-subtitle{font-size:16px}.top-main{padding:32px}.room-list-title,.active-chats-title{font-size:20px}.room-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.room-card{padding:20px}.room-icon{font-size:40px}.room-name{font-size:18px}.chat-room{max-width:600px;border-left:1px solid rgba(0,0,0,.1);border-right:1px solid rgba(0,0,0,.1)}.waiting-content{max-width:400px}.waiting-room-icon{font-size:80px}.waiting-title{font-size:24px}.modal-content{max-width:420px;padding:32px}.static-content{padding:40px 24px}.static-content h2{font-size:20px}}