*{box-sizing:border-box;margin:0;padding:0}:root{--glow-orange: #f5a623;--glow-coral: #f97c5c;--glow-pink: #e85d8c;--glow-magenta: #d45db5;--glow-gradient: linear-gradient(135deg, #f5a623 0%, #f97c5c 35%, #e85d8c 70%, #d45db5 100%);--glow-gradient-subtle: linear-gradient(135deg, rgba(245, 166, 35, .1) 0%, rgba(232, 93, 140, .1) 50%, rgba(212, 93, 181, .1) 100%);--primary-gradient: var(--glow-gradient);--primary-color: #e85d8c;--primary-dark: #d45db5;--secondary-color: #f97c5c;--text-primary: #1a1a1a;--text-secondary: #666;--text-tertiary: #999;--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--bg-tertiary: #fafafa;--border-color: #e0e0e0;--border-radius: 12px;--border-radius-lg: 20px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--transition: all .2s ease;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--safe-area-top: env(safe-area-inset-top);--safe-area-bottom: env(safe-area-inset-bottom);--safe-area-left: env(safe-area-inset-left);--safe-area-right: env(safe-area-inset-right)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-secondary);color:var(--text-primary);overflow-x:hidden}html,body,#root{height:100%;height:100dvh;min-height:100%;min-height:100dvh}@supports not (height: 100dvh){html,body,#root{height:100vh;min-height:100vh;min-height:-webkit-fill-available}}.app{display:flex;flex-direction:column;height:100%;min-height:100%;max-width:600px;margin:0 auto;background:var(--bg-primary);box-shadow:var(--shadow-md)}@media (min-width: 768px){.app{height:min(900px,calc(100dvh - 20px));min-height:0;margin-bottom:20px}}.app-content{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}.top-nav{display:flex;justify-content:space-between;align-items:center;background:var(--bg-primary);height:56px;padding:0 16px;padding-top:var(--safe-area-top);border-bottom:1px solid var(--border-color);z-index:1000;position:relative}.nav-logo-link{display:flex;align-items:center;gap:8px;text-decoration:none;transition:var(--transition)}.nav-logo-link:active{transform:scale(.97)}.nav-logo-icon{width:32px;height:32px;border-radius:8px}.nav-logo-text{font-weight:700;font-size:20px;background:var(--glow-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-icons{display:flex;align-items:center;gap:8px}.nav-icon-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;color:var(--text-secondary);text-decoration:none;transition:var(--transition);position:relative}.nav-icon-btn:hover{background:var(--bg-secondary)}.nav-icon-btn:active{transform:scale(.95)}.nav-icon-btn.active{color:var(--primary-color);background:var(--glow-gradient-subtle)}.nav-badge{position:absolute;top:2px;right:2px;min-width:18px;height:18px;padding:0 5px;background:var(--glow-coral);color:#fff;font-size:11px;font-weight:600;border-radius:9px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 4px #f97c5c66;animation:badgePop .3s ease-out}@keyframes badgePop{0%{transform:scale(0)}50%{transform:scale(1.2)}to{transform:scale(1)}}.btn{padding:14px 24px;border-radius:var(--border-radius);font-size:16px;font-weight:600;border:none;cursor:pointer;transition:var(--transition);text-align:center;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--primary-gradient);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary)}.btn-secondary:hover{background:#e8e8e8}.btn:disabled{opacity:.5;cursor:not-allowed}.input{width:100%;padding:14px 16px;border:1px solid var(--border-color);border-radius:var(--border-radius);font-size:16px;transition:var(--transition)}.input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea1a}textarea::placeholder{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.message{display:flex;margin-bottom:12px;animation:slideIn .2s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.sent{justify-content:flex-end}.message.received{justify-content:flex-start}.message-content{display:flex;flex-direction:column;max-width:80%;min-width:80px}.message-bubble{padding:12px 16px;border-radius:18px;word-wrap:break-word;word-break:break-word;white-space:pre-wrap;display:inline-block}.message.sent .message-bubble{background:var(--primary-gradient);color:#fff;border-bottom-right-radius:4px}.message.received .message-bubble{background:var(--bg-secondary);color:var(--text-primary);border-bottom-left-radius:4px}.message-time{font-size:11px;color:var(--text-tertiary);margin-top:4px;padding:0 4px}.message.sent .message-time{text-align:right}.message.received .message-time{text-align:left}.message.glow{justify-content:center}.message.glow .message-content{align-items:center;max-width:90%}.message.glow .message-label{font-size:11px;font-weight:600;color:var(--primary-color);margin-bottom:4px;display:flex;align-items:center;gap:4px}.message.glow .message-label:before{content:"✨";font-size:10px}.message.glow .message-bubble{background:var(--bg-primary);color:var(--text-primary);border:2px solid transparent;background-image:linear-gradient(var(--bg-primary),var(--bg-primary)),var(--primary-gradient);background-origin:border-box;background-clip:padding-box,border-box;border-radius:18px;box-shadow:0 2px 12px #667eea26}.message.glow .message-time{text-align:center}.loading{text-align:center;padding:40px 20px;color:var(--text-secondary)}.empty-state{text-align:center;padding:60px 20px;color:var(--text-secondary)}.empty-state-icon{font-size:48px;margin-bottom:16px}.empty-state-text{font-size:15px;line-height:1.5}.error{background:#fee;color:#c33;padding:12px 16px;border-radius:var(--border-radius);margin-bottom:16px;font-size:14px}