:root{--primary: #2f6fed;--primary-light: #e8f0fe;--danger: #e5484d;--warn: #f59e0b;--ok: #16a34a;--text: #1f2329;--text-sub: #646a73;--bg: #f5f6f8;--card: #ffffff;--border: #e5e6eb;--radius: 12px;--tabbar-h: 56px}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica Neue,Microsoft YaHei,sans-serif;font-size:15px;-webkit-tap-highlight-color:transparent}#app{height:100%}.h5-shell{max-width:480px;margin:0 auto;min-height:100%;background:var(--bg);position:relative;padding-bottom:calc(var(--tabbar-h) + env(safe-area-inset-bottom))}.page{padding:14px 14px 24px}.page-header{display:flex;align-items:center;justify-content:space-between;padding:14px 4px 12px}.page-title{font-size:20px;font-weight:700}.page-sub{font-size:12px;color:var(--text-sub);margin-top:2px}.card{background:var(--card);border-radius:var(--radius);padding:14px;margin-bottom:12px;box-shadow:0 1px 3px #0000000a}.form-item{margin-bottom:12px}.form-item label{display:block;font-size:13px;color:var(--text-sub);margin-bottom:6px}.form-item input,.form-item select,.form-item textarea{width:100%;border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:15px;background:#fff;color:var(--text);outline:none}.form-item input:focus,.form-item select:focus,.form-item textarea:focus{border-color:var(--primary)}.form-row{display:flex;gap:10px}.form-row .form-item{flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:22px;padding:11px 18px;font-size:15px;cursor:pointer;background:var(--primary);color:#fff;width:100%}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-ghost{background:#fff;color:var(--primary);border:1px solid var(--primary)}.btn-danger-ghost{background:#fff;color:var(--danger);border:1px solid var(--danger);width:auto;padding:6px 12px;font-size:13px;border-radius:8px}.btn-sm{width:auto;padding:7px 14px;font-size:13px;border-radius:16px}.tag{display:inline-block;padding:2px 9px;border-radius:10px;font-size:12px;font-weight:600}.tag-chong{background:#fdecec;color:var(--danger)}.tag-wen{background:var(--primary-light);color:var(--primary)}.tag-bao{background:#e9f8ef;color:var(--ok)}.tag-line{background:#f2f3f5;color:var(--text-sub)}.list-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border)}.list-item:last-child{border-bottom:none}.list-main{flex:1;min-width:0}.list-title{font-weight:600;font-size:15px}.list-desc{font-size:12px;color:var(--text-sub);margin-top:4px;line-height:1.5}.alert{padding:10px 12px;border-radius:8px;font-size:13px;margin-bottom:12px;line-height:1.5}.alert-info{background:var(--primary-light);color:var(--primary)}.alert-warn{background:#fff7e6;color:#b45309}.alert-error{background:#fdecec;color:var(--danger)}.alert-success{background:#e9f8ef;color:var(--ok)}.empty{text-align:center;color:var(--text-sub);padding:48px 0;font-size:14px}.tabbar{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;height:calc(var(--tabbar-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border);display:flex;z-index:50}.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;color:var(--text-sub);text-decoration:none}.tab-item .tab-icon{font-size:20px}.tab-item.active{color:var(--primary);font-weight:600}.navbar{display:flex;align-items:center;padding:12px 4px;gap:10px}.navbar .back{color:var(--primary);font-size:15px;text-decoration:none}.navbar .nav-title{font-size:17px;font-weight:600}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px}.stat-card{background:var(--card);border-radius:var(--radius);padding:12px;text-align:center}.stat-num{font-size:20px;font-weight:700;color:var(--primary)}.stat-label{font-size:12px;color:var(--text-sub);margin-top:4px}.chat-box{display:flex;flex-direction:column;gap:12px}.bubble{max-width:82%;padding:10px 13px;border-radius:14px;font-size:14px;line-height:1.6;white-space:pre-wrap;word-break:break-word}.bubble-user{align-self:flex-end;background:var(--primary);color:#fff;border-bottom-right-radius:4px}.bubble-ai{align-self:flex-start;background:#fff;border:1px solid var(--border);border-bottom-left-radius:4px}.chat-input-bar{position:sticky;bottom:calc(var(--tabbar-h) + 8px);display:flex;gap:8px;margin-top:14px}.chat-input-bar textarea{flex:1;border:1px solid var(--border);border-radius:18px;padding:9px 13px;font-size:14px;resize:none;height:42px;outline:none}.chat-input-bar .btn{width:auto;padding:0 18px}.muted{color:var(--text-sub);font-size:12px}.mt8{margin-top:8px}.mt12{margin-top:12px}.row-between{display:flex;justify-content:space-between;align-items:center}