*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-page: #0a0a14;--bg-card: #151521;--bg-input: #1a1a2e;--bg-hover: #1e1e34;--accent: #36cfcc;--accent-dim: rgba(54, 207, 204, .15);--text-primary: #e4e4ec;--text-secondary: #8888a4;--text-muted: #5c5c78;--msg-user-bg: #2e2e6a;--msg-ai-bg: #1e1e2e;--border: #2a2a3e;--status-open: #36cfcc;--status-investigating: #d4a843;--status-pending: #d4a843;--status-approved: #36cf70;--status-progress: #439ad4;--status-done: #36cf70;--status-rejected: #cf4a4a;--status-clarifying: #d4a843;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px}html,body,#root{height:100%;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;background:var(--bg-page);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}.app{display:flex;flex-direction:column;height:100%}.app-header{display:flex;align-items:center;justify-content:space-between;padding:0 20px;height:56px;background:var(--bg-card);border-bottom:1px solid var(--border);flex-shrink:0}.header-left{display:flex;align-items:center;gap:12px}.header-logo{font-size:16px;font-weight:700;color:var(--text-primary);letter-spacing:-.3px}.header-right{display:flex;align-items:center;gap:12px}.header-user{font-size:13px;color:var(--text-secondary)}.app-main{flex:1;overflow-y:auto;padding:20px}.btn-primary{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:var(--accent);color:#0a0a14;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;transition:opacity .15s}.btn-primary:hover:not(:disabled){opacity:.85}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.btn-secondary{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:transparent;color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;cursor:pointer;transition:background .15s}.btn-secondary:hover:not(:disabled){background:var(--bg-hover)}.btn-text{background:none;border:none;color:var(--text-secondary);font-size:13px;cursor:pointer;padding:4px 0}.btn-text:hover{color:var(--accent)}.btn-new{font-size:13px;padding:6px 14px}.btn-back{background:none;border:none;color:var(--text-secondary);font-size:14px;cursor:pointer;padding:4px 8px}.btn-back:hover{color:var(--accent)}.btn-icon{background:none;border:none;font-size:20px;cursor:pointer;padding:4px;opacity:.7;transition:opacity .15s}.btn-icon:hover{opacity:1}.btn-send{background:var(--accent);color:#0a0a14;border:none;border-radius:50%;width:36px;height:36px;font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:opacity .15s}.btn-send:disabled{opacity:.3;cursor:not-allowed}.app-loading,.app-login{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg-page);color:var(--text-primary)}.login-card{text-align:center;padding:40px;background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border)}.login-card h1{font-size:24px;margin-bottom:12px}.login-card p{color:var(--text-secondary);margin-bottom:24px}.login-form{display:flex;flex-direction:column;gap:12px;max-width:320px;margin:0 auto}.login-form input{padding:12px 16px;background:var(--bg-base);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:15px;outline:none;transition:border-color .2s}.login-form input:focus{border-color:var(--accent)}.login-form input::placeholder{color:var(--text-secondary);opacity:.6}.login-error{color:#e74c3c;font-size:13px;text-align:center}.page-center{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;gap:16px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-text{color:var(--status-rejected);font-size:14px}.empty-state{text-align:center}.empty-icon{font-size:48px;margin-bottom:16px}.empty-state h2{font-size:20px;margin-bottom:8px}.empty-state p{color:var(--text-secondary);margin-bottom:24px}.page-title{font-size:18px;font-weight:600;margin-bottom:16px;color:var(--text-primary)}.ticket-list{max-width:700px;margin:0 auto}.ticket-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:14px 18px;margin-bottom:10px;cursor:pointer;transition:background .15s,border-color .15s}.ticket-card:hover{background:var(--bg-hover);border-color:var(--accent-dim)}.ticket-card-top{display:flex;align-items:baseline;gap:10px;margin-bottom:6px}.ticket-id{font-size:13px;color:var(--text-muted);font-weight:600;flex-shrink:0}.ticket-summary{font-size:14px;color:var(--text-primary);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ticket-status{font-size:12px;font-weight:600;padding:2px 8px;border-radius:10px;flex-shrink:0;white-space:nowrap}.status-open{background:#36cfcc26;color:var(--status-open)}.status-investigating{background:#d4a84326;color:var(--status-investigating)}.status-pending{background:#d4a84326;color:var(--status-pending)}.status-approved{background:#36cf7026;color:var(--status-approved)}.status-progress{background:#439ad426;color:var(--status-progress)}.status-done{background:#36cf7026;color:var(--status-done)}.status-rejected{background:#cf4a4a26;color:var(--status-rejected)}.status-clarifying{background:#d4a84326;color:var(--status-clarifying)}.ticket-card-bottom{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--text-muted)}.ticket-project{background:var(--bg-input);padding:1px 6px;border-radius:4px;font-size:11px}.new-ticket{max-width:600px;margin:0 auto}.new-ticket-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:13px;font-weight:600;color:var(--text-secondary)}.form-group textarea,.form-group input[type=url]{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;color:var(--text-primary);font-size:14px;font-family:inherit;resize:vertical;transition:border-color .15s}.form-group textarea:focus,.form-group input:focus{outline:none;border-color:var(--accent)}.file-drop{background:var(--bg-input);border:1px dashed var(--border);border-radius:var(--radius-sm);padding:20px;text-align:center;cursor:pointer;transition:border-color .15s}.file-drop:hover{border-color:var(--accent)}.file-placeholder{color:var(--text-muted);font-size:14px}.file-name{color:var(--accent);font-size:14px}.form-error{background:#cf4a4a26;color:var(--status-rejected);padding:10px 14px;border-radius:var(--radius-sm);font-size:14px}.form-actions{display:flex;gap:12px;justify-content:flex-end}.ticket-chat{display:flex;flex-direction:column;height:calc(100vh - 56px);margin:-20px}.chat-header{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--bg-card);border-bottom:1px solid var(--border);flex-shrink:0}.chat-header-info{flex:1;display:flex;align-items:baseline;gap:8px;overflow:hidden}.chat-ticket-id{font-size:13px;color:var(--text-muted);font-weight:600;flex-shrink:0}.chat-ticket-summary{font-size:14px;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px}.msg-bubble{display:flex;gap:8px;max-width:80%}.msg-user{align-self:flex-end;flex-direction:row-reverse}.msg-ai{align-self:flex-start}.msg-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-dim);color:var(--accent);font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.msg-content-wrap{padding:10px 14px;border-radius:var(--radius-md)}.msg-user .msg-content-wrap{background:var(--msg-user-bg);border-bottom-right-radius:4px}.msg-ai .msg-content-wrap{background:var(--msg-ai-bg);border-bottom-left-radius:4px}.msg-text{font-size:14px;line-height:1.55;white-space:pre-wrap;word-wrap:break-word}.msg-attachments{margin-top:6px}.msg-attachment{display:inline-block;font-size:12px;color:var(--accent);background:var(--accent-dim);padding:2px 8px;border-radius:4px;margin-right:4px}.msg-meta{display:flex;gap:6px;margin-top:4px;font-size:11px;color:var(--text-muted)}.msg-system{display:flex;align-items:center;justify-content:center;gap:8px;padding:6px 0}.msg-system-text{font-size:12px;color:var(--text-muted);font-style:italic}.msg-system .msg-time{font-size:11px;color:var(--text-muted)}.chat-input-bar{display:flex;align-items:center;gap:8px;padding:10px 16px;background:var(--bg-card);border-top:1px solid var(--border);flex-shrink:0}.chat-input{flex:1;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);padding:10px 14px;color:var(--text-primary);font-size:14px;font-family:inherit;resize:none;min-height:40px;max-height:120px}.chat-input:focus{outline:none;border-color:var(--accent)}.chat-closed{text-align:center;padding:14px;color:var(--text-muted);font-size:14px;background:var(--bg-card);border-top:1px solid var(--border)}.chat-error{position:fixed;bottom:80px;left:50%;transform:translate(-50%);background:#cf4a4ae6;color:#fff;padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;cursor:pointer;z-index:10}@media(max-width:640px){.app-header{padding:0 12px}.header-logo{font-size:14px}.app-main{padding:12px}.ticket-chat{margin:-12px}.msg-bubble{max-width:90%}.ticket-card{padding:12px 14px}.new-ticket{max-width:100%}}