:root{--bg: var(--tg-theme-bg-color, #ffffff);--bg-secondary: var(--tg-theme-secondary-bg-color, #f2f2f7);--text: var(--tg-theme-text-color, #000000);--text-hint: var(--tg-theme-hint-color, #8e8e93);--accent: var(--tg-theme-button-color, #007aff);--accent-text: var(--tg-theme-button-text-color, #ffffff);--destructive: var(--tg-theme-destructive-text-color, #ff3b30);--radius: 12px;--radius-sm: 8px;--sp: 16px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}#app{min-height:100vh}.screen{padding:var(--sp);max-width:480px;margin:0 auto}.screen-title{font-size:22px;font-weight:700;margin-bottom:var(--sp)}.btn{display:block;width:100%;padding:15px var(--sp);background:var(--accent);color:var(--accent-text);border:none;border-radius:var(--radius);font-size:16px;font-weight:600;text-align:center;cursor:pointer;margin-bottom:10px;transition:opacity .15s}.btn:active{opacity:.75}.btn-ghost{background:var(--bg-secondary);color:var(--text)}.btn-selected{outline:2px solid var(--accent);font-weight:600}.card{background:var(--bg-secondary);border-radius:var(--radius);padding:var(--sp);margin-bottom:10px}.card-title{font-weight:600;margin-bottom:4px}.card-meta{font-size:13px;color:var(--text-hint)}.tabs{display:flex;gap:6px;margin-bottom:var(--sp)}.tab{flex:1;padding:9px 4px;border:none;background:none;font-size:14px;font-weight:500;color:var(--text-hint);cursor:pointer;border-radius:var(--radius-sm);transition:background .15s,color .15s}.tab.active{background:var(--bg-secondary);color:var(--accent);font-weight:600}.empty{text-align:center;color:var(--text-hint);padding:48px var(--sp);font-size:15px}.error-box{padding:var(--sp);background:#ff3b3014;border-radius:var(--radius);color:var(--destructive);font-size:15px}.loading{text-align:center;color:var(--text-hint);padding:64px var(--sp)}.info-icon{font-size:48px;text-align:center;margin-bottom:var(--sp)}.info-text{font-size:15px;color:var(--text-hint);text-align:center;line-height:1.6;margin-bottom:calc(var(--sp) * 1.5)}.step-label{font-size:13px;color:var(--text-hint);margin-bottom:4px}.option-card{background:var(--bg-secondary);border-radius:var(--radius);padding:14px var(--sp);margin-bottom:8px;cursor:pointer;border:2px solid transparent;transition:border-color .15s}.option-card:active{opacity:.75}.option-card.selected{border-color:var(--accent)}.option-title{font-weight:600}.option-meta{font-size:13px;color:var(--text-hint);margin-top:2px}.textarea{display:block;width:100%;padding:12px;background:var(--bg-secondary);color:var(--text);border:2px solid transparent;border-radius:var(--radius);font-size:16px;line-height:1.5;resize:vertical;margin-bottom:10px;font-family:inherit;outline:none;transition:border-color .15s}.textarea:focus{border-color:var(--accent)}.textarea.input-error{border-color:var(--destructive)}.warning-box{padding:12px var(--sp);background:#ff95001f;border-radius:var(--radius-sm);color:#c07000;font-size:14px;line-height:1.5;margin-bottom:12px}.summary-card{background:var(--bg-secondary);border-radius:var(--radius);padding:var(--sp);margin-bottom:16px}.summary-row{display:flex;justify-content:space-between;align-items:baseline;gap:8px;padding:6px 0;border-bottom:1px solid rgba(0,0,0,.06);font-size:15px}.summary-row:last-child{border-bottom:none}.summary-label{color:var(--text-hint);font-size:13px;flex-shrink:0}.summary-text-row{align-items:flex-start;flex-direction:column;gap:4px}.summary-text-body{white-space:pre-wrap;word-break:break-word;font-size:15px;margin:0}.status-badge{display:inline-block;padding:3px 8px;border-radius:20px;font-size:12px;font-weight:600;white-space:nowrap}.status-new{background:#007aff1f;color:#0064cc}.status-in_progress{background:#ff950026;color:#b36a00}.status-awaiting_clarification{background:#af52de1f;color:#7a35b0}.status-assigned{background:#34c75926;color:#1e8c3c}.status-closed{background:#8e8e9326;color:#636366}.ticket-item{cursor:pointer}.ticket-item:active{opacity:.75}.ticket-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.history-title{font-size:15px;font-weight:600;color:var(--text-hint);margin:16px 0 8px}.history-item{border-left:2px solid var(--accent);padding:6px 0 6px 12px;margin-bottom:8px}.history-action{font-weight:600;font-size:14px}.history-detail{font-size:13px;color:var(--text-hint);margin-top:2px}.history-ts{font-size:12px;color:var(--text-hint);margin-top:2px}.actions-divider{font-size:12px;font-weight:600;color:var(--text-hint);text-transform:uppercase;letter-spacing:.06em;margin:20px 0 10px}.answer-form{margin-bottom:8px}.answer-form-btns{display:flex;gap:8px}.answer-form-btns .btn{flex:1;margin-bottom:0}.form-panel{background:var(--bg-secondary);border-radius:var(--radius-sm);padding:12px;margin-bottom:10px}.check-row{display:flex;align-items:center;gap:10px;padding:10px 0;font-size:15px}.check-row input{width:20px;height:20px;accent-color:var(--accent);flex:0 0 auto}.text-input{display:block;width:100%;padding:12px;background:var(--bg);color:var(--text);border:2px solid transparent;border-radius:var(--radius-sm);font-size:16px;font-family:inherit;margin-bottom:10px;outline:none}.text-input:focus{border-color:var(--accent)}.btn-destructive{background:#ff3b301a;color:var(--destructive)}.success-icon{display:flex;align-items:center;justify-content:center;width:72px;height:72px;background:#34c75926;color:#1e8c3c;border-radius:50%;font-size:36px;font-weight:700;margin:0 auto var(--sp)}.btn-back-to-chat{margin-top:calc(var(--sp) * 1.5);color:var(--text-hint);border:1px solid var(--text-hint);background:transparent}.btn-back-to-chat:active{background:var(--bg-secondary)}.toast-error{position:fixed;bottom:calc(var(--sp) * 2);left:var(--sp);right:var(--sp);background:var(--destructive);color:#fff;padding:12px var(--sp);border-radius:var(--radius-sm);font-size:14px;z-index:9999;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.chat-section{margin-top:16px}.chat-msgs{max-height:320px;overflow-y:auto;display:flex;flex-direction:column;gap:8px;padding:8px 0;margin-bottom:8px}.chat-msg{padding:8px 12px;border-radius:12px;max-width:85%;word-break:break-word}.chat-msg-mine{background:var(--accent);color:var(--accent-text);align-self:flex-end;border-bottom-right-radius:4px}.chat-msg-other{background:var(--bg-secondary);align-self:flex-start;border-bottom-left-radius:4px}.chat-msg-meta{font-size:11px;opacity:.65;margin-bottom:2px}.chat-msg-text{font-size:14px;line-height:1.4;white-space:pre-wrap}.chat-input-row{display:flex;gap:8px;align-items:flex-end}.chat-ta{flex:1;padding:8px 10px;border:1px solid rgba(0,0,0,.12);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;resize:none;background:var(--bg-secondary);color:var(--text)}.chat-ta:focus{outline:none;border-color:var(--accent)}.chat-send-btn{width:44px;height:44px;padding:0;border-radius:50%;font-size:18px;flex-shrink:0}.chat-loading,.chat-empty{font-size:13px;color:var(--text-hint);text-align:center;padding:16px 0}.chat-closed-note{font-size:13px;color:var(--text-hint);padding:8px 0}.unread-badge{display:inline-block;background:var(--accent);color:var(--accent-text);border-radius:10px;font-size:11px;font-weight:700;padding:1px 6px;vertical-align:middle}