*{box-sizing:border-box;margin:0;padding:0}
  body{font-family:'Segoe UI',sans-serif;background:#0f172a;color:#e2e8f0;height:100vh;display:flex;flex-direction:column;overflow:hidden}
  header{background:linear-gradient(135deg,#1e3a5f,#0f172a);padding:12px 28px;border-bottom:2px solid #2563eb;display:flex;align-items:center;gap:12px;flex-shrink:0;position:relative;z-index:1000}
  header h1{font-size:1.3rem;color:#60a5fa}
  header p{font-size:0.78rem;color:#64748b;margin-top:2px}
  .toolbar{background:#1e293b;border-bottom:1px solid #334155;padding:6px 14px;display:flex;align-items:center;gap:6px;flex-shrink:0;overflow-x:auto;white-space:nowrap;scrollbar-width:thin}
  .workspace{display:flex;flex:1;overflow:hidden}
  .sidebar{width:260px;min-width:260px;background:#1e293b;border-right:1px solid #334155;display:flex;flex-direction:column;overflow:hidden}
  .sb-sec{padding:12px 14px;border-bottom:1px solid #334155}
  .sb-sec h3{font-size:0.75rem;font-weight:700;color:#64748b;text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px}
  .upload-area{border:2px dashed #334155;border-radius:10px;padding:16px;text-align:center;cursor:pointer;transition:all .2s;position:relative}
  .upload-area:hover,.upload-area.drag{border-color:#2563eb;background:#1e3a5f33}
  .upload-area input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
  .upload-area .ico{font-size:1.6rem}
  .upload-area p{font-size:0.78rem;color:#64748b;margin-top:5px}
  .section-list{flex:1;overflow-y:auto;padding:6px}
  .section-item{display:flex;align-items:center;gap:7px;padding:5px 8px;border-radius:7px;cursor:pointer;font-size:0.78rem;color:#94a3b8;transition:background .15s;border-left:3px solid transparent}
  .section-item:hover{background:#0f172a;color:#e2e8f0}
  .section-item.active{background:#1e3a5f;color:#facc15;border-left-color:#facc15}
  .right-col{display:flex;flex-direction:column;flex:1;overflow:hidden}
  .btn{padding:5px 12px;border-radius:7px;border:none;cursor:pointer;font-size:0.8rem;font-weight:600;transition:all .15s;white-space:nowrap}
  .btn:active{transform:scale(.96)}
  .btn-blue{background:#2563eb;color:#fff}.btn-blue:hover{background:#1d4ed8}
  .btn-gold{background:#b45309;color:#fef3c7}.btn-gold:hover{background:#92400e}
  .btn-green{background:#166534;color:#bbf7d0}.btn-green:hover{background:#14532d}
  .btn-red{background:#7f1d1d;color:#fecaca}.btn-red:hover{background:#991b1b}
  .btn-gray{background:#334155;color:#cbd5e1}.btn-gray:hover{background:#475569}
  .btn-outline{background:transparent;color:#60a5fa;border:1px solid #2563eb}.btn-outline:hover{background:#1e3a5f}
  .toolbar-sep{width:1px;height:20px;background:#334155;flex-shrink:0}
  .toolbar label{font-size:0.78rem;color:#94a3b8;display:flex;align-items:center;gap:4px;flex-shrink:0;white-space:nowrap}
  #modeTag{padding:3px 10px;border-radius:12px;font-size:0.72rem;font-weight:700;background:#1e3a5f;color:#60a5fa;border:1px solid #2563eb44}
  #modeTag.box-mode{background:#3b1e5f;color:#c084fc;border-color:#7c3aed44}
  .canvas-row{display:flex;flex:1;overflow:hidden}
  .canvas-wrap{flex:1;position:relative;overflow:hidden;background:#0a1628}
  canvas{display:block}
  #tooltip{position:absolute;background:#1e293b;border:1px solid #334155;border-radius:10px;padding:10px 14px;font-size:0.78rem;color:#e2e8f0;pointer-events:none;display:none;z-index:100;min-width:200px;box-shadow:0 4px 24px #0009}
  #tooltip .tt-title{font-weight:700;color:#60a5fa;margin-bottom:6px;font-size:0.85rem}
  #tooltip .tt-row{display:flex;justify-content:space-between;gap:14px;margin-bottom:3px}
  #tooltip .tt-lbl{color:#64748b}
  #tooltip .tt-val{color:#cbd5e1;font-weight:500}
  #coordBar{position:absolute;bottom:48px;right:12px;background:#1e293b99;padding:3px 10px;border-radius:5px;font-size:0.72rem;color:#64748b;pointer-events:none}
  #statusBar{position:absolute;top:10px;left:50%;transform:translateX(-50%);background:#1e3a5fcc;border:1px solid #2563eb;padding:5px 16px;border-radius:20px;font-size:0.8rem;color:#93c5fd;display:none;white-space:nowrap;z-index:200}
  #emptyHint{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#1e3a5f;gap:10px;pointer-events:none}
  #emptyHint .big{font-size:4rem}
  #emptyHint p{font-size:1rem}
  #editBar{position:absolute;bottom:0;left:0;right:0;background:#0f1f3aee;border-top:1px solid #2563eb55;padding:8px 14px;display:none;align-items:center;gap:10px;flex-wrap:wrap;backdrop-filter:blur(6px);z-index:60}
  #editBar.visible{display:flex}
  /* 模型树 */
  #modelTree{--ln:#2a3a52;--ln2:#1e2e45}
  .mt-l1{position:relative;display:flex;align-items:center;gap:4px;padding:4px 6px 4px 8px;cursor:pointer;user-select:none;background:#141e30;border-bottom:1px solid #0c1525;font-size:0.74rem;font-weight:700;color:#94a3b8;flex-shrink:0}
  .mt-l1:hover{background:#1a2a44;color:#b0c4de}
  .mt-l2{position:relative;display:flex;align-items:center;gap:4px;padding:3px 6px 3px 28px;cursor:pointer;user-select:none;font-size:0.72rem;font-weight:600;color:#5a7090;border-bottom:1px solid #0a1322;flex-shrink:0}
  .mt-l2:hover{background:#0e1d32;color:#7a9ab8}
  .mt-l2::before{content:'';position:absolute;left:14px;top:0;bottom:0;border-left:1px dashed var(--ln)}
  .mt-l2::after{content:'';position:absolute;left:14px;top:50%;width:8px;height:0;border-top:1px dashed var(--ln)}
  .mt-l3{position:relative;display:flex;align-items:center;gap:4px;padding:2px 6px 2px 44px;cursor:pointer;user-select:none;font-size:0.70rem;color:#3d5470;border-bottom:1px solid #080f1c;flex-shrink:0}
  .mt-l3:hover{background:#0a1828;color:#5a7898}
  .mt-l3::before{content:'';position:absolute;left:28px;top:0;bottom:0;border-left:1px dashed var(--ln2)}
  .mt-l3::after{content:'';position:absolute;left:28px;top:50%;width:10px;height:0;border-top:1px dashed var(--ln2)}
  .mt-arrow{font-size:0.5rem;color:#2a3f58;transition:transform .15s;width:9px;flex-shrink:0;line-height:1}
  .mt-arrow.open{transform:rotate(90deg);color:#4a6888}
  .mt-check{width:12px;height:12px;border:1px solid #2a3a52;border-radius:2px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:0.5rem;cursor:pointer;transition:all .12s;color:#0f172a}
  .mt-check.checked{background:#2563eb;border-color:#1d4ed8;color:#fff}
  .mt-lbl{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .mt-cnt{font-size:0.63rem;color:#2a3a52;flex-shrink:0;font-family:monospace}
  .mt-children{display:none}
  .mt-children.open{display:block}
  .mt-sec{position:relative;display:flex;align-items:center;gap:4px;padding:2px 6px 2px 60px;font-size:0.70rem;color:#3a5268;cursor:pointer;border-bottom:1px solid #060c18;transition:background .1s,color .1s}
  .mt-sec::before{content:'';position:absolute;left:42px;top:0;bottom:0;border-left:1px dashed #172030}
  .mt-sec::after{content:'';position:absolute;left:42px;top:50%;width:12px;height:0;border-top:1px dashed #172030}
  .mt-sec:hover{background:#0a1625;color:#5a8aaa}
  .mt-sec.active{background:#132240;color:#facc15}
  .mt-sec .ms-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .mt-sec .ms-zh{font-size:0.60rem;color:#1e3a5f;flex-shrink:0;font-family:monospace}
  .mt-sec .ms-flag{font-size:0.60rem;color:#f59e0b;flex-shrink:0;min-width:12px;text-align:right}
  /* XS Editor */
  :root{--lob:#f59e0b;--rob:#10b981;--ch-blue:#3b82f6}
  #xsView{display:none;flex:1 1 0;min-height:0;flex-direction:column;overflow:hidden;background:#0f1117}
  #qmView{display:none;flex:1;flex-direction:row;overflow:hidden}
  #mapView{display:flex;flex:1;overflow:hidden}
  .xs-header{height:40px;background:#161b24;border-bottom:1px solid #252d3d;display:flex;align-items:center;padding:0 10px;gap:8px;flex-shrink:0}
  .xs-sep{width:1px;height:18px;background:#2e3a4e}
  .xs-lbl{font-size:11px;color:#8899aa;white-space:nowrap}
  .xs-sel{background:#1c2333;border:1px solid #2e3a4e;border-radius:4px;color:#e2e8f0;padding:3px 22px 3px 8px;font-size:12px;cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238899aa'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 6px center;min-width:140px;outline:none}
  .xs-btn{height:26px;padding:0 10px;border:1px solid #2e3a4e;border-radius:4px;background:#1c2333;color:#8899aa;font-size:11px;cursor:pointer;font-family:inherit;display:flex;align-items:center;gap:4px;white-space:nowrap;transition:all .15s}
  .xs-btn:hover{border-color:#3b82f6;color:#60a5fa}
  .xs-btn.pri{background:#2563eb;border-color:#2563eb;color:#fff}
  .xs-ws{flex:1;display:flex;overflow:hidden;min-height:0}
  .xs-left{width:380px;flex-shrink:0;display:flex;flex-direction:column;border-right:1px solid #252d3d;background:#161b24;overflow:hidden}
  .xs-pb{border-bottom:1px solid #252d3d;flex-shrink:0}
  .xs-phd{padding:5px 10px;background:#1c2333;display:flex;align-items:center;justify-content:space-between;cursor:pointer;user-select:none}
  .xs-phd-t{font-size:10px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:#8899aa;display:flex;align-items:center;gap:6px}
  .xs-phd-t i{width:6px;height:6px;border-radius:50%;display:inline-block;flex-shrink:0}
  .xs-arr{font-size:9px;color:#4a5568;transition:transform .15s}
  .xs-phd.open .xs-arr{transform:rotate(180deg)}
  .xs-pbd{display:none;padding:8px 10px}
  .xs-pbd.open{display:block}
  .xs-g3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px}
  .xs-g2{display:grid;grid-template-columns:1fr 1fr;gap:6px}
  .xs-f{display:flex;flex-direction:column;gap:3px}
  .xs-f label{font-size:10px;font-weight:600;color:#8899aa;letter-spacing:.3px;text-transform:uppercase}
  .xs-inp{background:#0f1117;border:1px solid #2e3a4e;border-radius:4px;color:#e2e8f0;padding:4px 7px;font-size:12px;font-family:'Consolas',monospace;width:100%;outline:none}
  .xs-inp:focus{border-color:#3b82f6;background:#1c2333}
  .xs-inp.lob{border-color:rgba(245,158,11,.3)}.xs-inp.lob:focus{border-color:var(--lob)}
  .xs-inp.rob{border-color:rgba(16,185,129,.3)}.xs-inp.rob:focus{border-color:var(--rob)}
  .xs-inp.ch{border-color:rgba(59,130,246,.3)}.xs-inp.ch:focus{border-color:var(--ch-blue)}
  .xs-tw{flex:1;overflow:hidden;display:flex;flex-direction:column;min-height:0}
  .xs-tbar{padding:5px 10px;border-bottom:1px solid #252d3d;display:flex;align-items:center;gap:5px;background:#1c2333;flex-shrink:0}
  .xs-ttl{font-size:10px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:#8899aa;flex:1}
  .xs-tb{height:22px;padding:0 7px;border:1px solid #2e3a4e;border-radius:4px;background:transparent;color:#8899aa;font-size:11px;cursor:pointer;font-family:inherit;display:flex;align-items:center;gap:3px;white-space:nowrap;transition:all .15s}
  .xs-tb:hover{border-color:#3b82f6;color:#60a5fa}
  .xs-tb.dng:hover{border-color:#ef4444;color:#ef4444}
  .xs-ts{flex:1;overflow-y:auto;min-height:0}
  .xs-table{width:100%;border-collapse:collapse;table-layout:fixed}
  .xs-table thead{position:sticky;top:0;z-index:10}
  .xs-table thead tr{background:#1c2333}
  .xs-table th{padding:4px 7px;font-size:10px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;color:#8899aa;text-align:left;border-bottom:1px solid #252d3d}
  .xs-table th:first-child{width:32px;color:#4a5568;text-align:center}
  .xs-table tbody tr{border-bottom:1px solid #252d3d}
  .xs-table tbody tr:hover{background:#1c2333}
  .xs-table tbody tr.xsel{background:#1e3a5f!important}
  .xs-table tbody tr.xsel td{color:#60a5fa!important}
  .xs-table td{padding:0}
  .xs-table td:first-child{text-align:center;font-size:10px;color:#4a5568;font-family:monospace;padding:3px 0}
  .xs-table td input{width:100%;background:transparent;border:none;color:#e2e8f0;padding:4px 7px;font-size:12px;font-family:'Consolas',monospace;outline:none}
  .xs-table td input:focus{background:#1e3a5f;color:#06b6d4}
  .xs-right{flex:1;display:flex;flex-direction:column;background:#0f1117;min-width:0;overflow:hidden}
  .xs-cbar{height:34px;border-bottom:1px solid #252d3d;padding:0 14px;display:flex;align-items:center;gap:10px;flex-shrink:0;background:#161b24}
  .xs-ctitle{font-size:11px;font-weight:600;color:#8899aa;flex:1}
  .xs-leg{display:flex;align-items:center;gap:4px;font-size:11px;color:#8899aa}
  .xs-ld{width:7px;height:7px;border-radius:50%}
  .xs-cw{flex:1;padding:14px;overflow:hidden;position:relative;min-height:0}
  #xs-svg{display:block;width:100%;height:100%;user-select:none;-webkit-user-select:none}
  .xs-sbar{height:22px;border-top:1px solid #252d3d;background:#161b24;padding:0 10px;display:flex;align-items:center;gap:14px;flex-shrink:0}
  .xs-si{font-size:10px;color:#4a5568;font-family:monospace;display:flex;gap:4px}
  .xs-si span{color:#8899aa}
  #xs-notif{position:fixed;bottom:28px;right:16px;background:#1c2333;border:1px solid #2e3a4e;border-radius:6px;padding:7px 12px;font-size:12px;color:#e2e8f0;box-shadow:0 6px 20px rgba(0,0,0,.4);transform:translateY(50px);opacity:0;transition:all .25s;z-index:999;border-left:3px solid #3b82f6}
  #xs-notif.show{transform:translateY(0);opacity:1}
  #xs-notif.ok{border-left-color:#10b981}
  #xs-notif.err{border-left-color:#ef4444}
  #xs-notif.warn{border-left-color:#f59e0b}
  /* 双击聚焦高亮：表格行 */
  .xs-row-focus{background:#1a3a1a!important;outline:1px solid #4ade80;animation:xsRowFocus .8s ease 3;}
  @keyframes xsRowFocus{0%,100%{background:#1a3a1a}50%{background:#0d4a20}}
  /* 双击聚焦高亮：SVG 光环（用 CSS animation 注入 SVG） */
  .xs-focus-ring{animation:xsRingPulse .6s ease-in-out 4;}
  @keyframes xsRingPulse{0%,100%{opacity:.3;r:10}50%{opacity:1;r:16}}
  ::-webkit-scrollbar{width:4px}
  ::-webkit-scrollbar-track{background:transparent}
  ::-webkit-scrollbar-thumb{background:#334155;border-radius:3px}

  /* API状态指示器 */
  #apiStatus{position:fixed;top:8px;right:16px;font-size:0.7rem;padding:3px 10px;border-radius:10px;z-index:9999;display:none}
  #apiStatus.loading{display:block;background:#1e3a5f;color:#60a5fa;border:1px solid #2563eb55}
  #apiStatus.error{display:block;background:#7f1d1d;color:#fca5a5;border:1px solid #ef444455}
  /* ── 属性面板通用样式 ── */
  .pa-row{display:flex;align-items:center;gap:5px;margin-bottom:4px;min-height:22px}
  .pa-lbl{font-size:0.68rem;color:#475569;flex-shrink:0;width:62px;line-height:1.3}
  .pa-val{font-size:0.73rem;color:#64748b;flex:1;word-break:break-all;line-height:1.3}
  .pa-inp{flex:1;background:#060d18;border:1px solid #1e293b;border-radius:4px;color:#e2e8f0;
    padding:2px 6px;font-size:0.73rem;outline:none;min-width:0;transition:border-color .15s}
  .pa-inp:focus{border-color:#3b82f6}
  /* 旧兼容 */
  .info-row{display:flex;align-items:center;gap:5px;margin-bottom:4px}
  .lbl{font-size:0.68rem;color:#475569;flex-shrink:0;width:62px}
  .val{font-size:0.73rem;color:#64748b;flex:1}
  .ip-divider{height:1px;background:#1e293b;margin:6px 0}
  /* ── AI 建模助手面板样式 ── */
  .ai-msg{display:flex;gap:8px;align-items:flex-start}
  .ai-msg-user{flex-direction:row-reverse}
  .ai-avatar{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.85rem;flex-shrink:0;background:#1e1a40}
  .ai-msg-user .ai-avatar{background:#1e3a5f}
  .ai-bubble{padding:8px 12px;border-radius:10px;font-size:0.78rem;line-height:1.55;max-width:260px;word-break:break-word}
  .ai-msg-bot .ai-bubble{background:#0d1a2e;color:#cbd5e1;border:1px solid #1e3a5f;border-radius:4px 10px 10px 10px}
  .ai-msg-user .ai-bubble{background:#2d1a5e;color:#e2e8f0;border-radius:10px 4px 10px 10px}
  .ai-tool-call{background:#060d18;border:1px solid #1e3a5f;border-left:3px solid #7c3aed;border-radius:4px;padding:6px 10px;font-size:0.72rem;color:#a78bfa;margin-top:4px}
  .ai-tool-result{background:#060d18;border:1px solid #1e293b;border-left:3px solid #34d399;border-radius:4px;padding:6px 10px;font-size:0.72rem;color:#34d399;margin-top:2px}
  .ai-tool-error{border-left-color:#f87171;color:#f87171}
  .ai-quick-btn{padding:3px 9px;background:#0d1a2e;color:#94a3b8;border:1px solid #1e3a5f;border-radius:12px;cursor:pointer;font-size:0.7rem;white-space:nowrap;transition:all .15s}
  .ai-quick-btn:hover{background:#1e3a5f;color:#e2e8f0}
  .ai-stat-item{background:#0d1625;border:1px solid #1e293b;border-radius:5px;padding:5px 8px}
  .ai-stat-label{font-size:0.62rem;color:#475569}
  .ai-stat-val{font-size:0.85rem;font-weight:700;margin-top:1px}
  .ai-typing{display:flex;gap:4px;align-items:center;padding:8px 12px}
  .ai-typing span{width:6px;height:6px;border-radius:50%;background:#475569;animation:aiDot 1.2s infinite}
  .ai-typing span:nth-child(2){animation-delay:.2s}
  .ai-typing span:nth-child(3){animation-delay:.4s}
  @keyframes aiDot{0%,80%,100%{transform:scale(0.6);opacity:.4}40%{transform:scale(1);opacity:1}}
  .ai-cursor{display:inline-block;color:#a78bfa;animation:aiCursor .7s steps(1) infinite;margin-left:1px;font-size:0.8rem}
  @keyframes aiCursor{0%,100%{opacity:1}50%{opacity:0}}

/* ══ 方案管理面板样式 ══ */
#sc-panel{height:auto!important;max-height:none!important;bottom:28px!important}
#sc-content{height:100%!important;max-height:100%!important}
#sc-list{padding-bottom:24px!important}
#sc-content>div:last-child{padding-bottom:calc(22px + env(safe-area-inset-bottom,0px))!important;background:#09111f}
#sc-status{line-height:1.35}
/* 左侧树 */
#calc-left{width:220px;min-width:220px;max-width:220px;display:flex;flex-direction:column;border-right:1px solid #1e293b;background:#060d18;overflow:hidden}
#calc-tree{flex:1;overflow-y:auto;min-height:0}
/* 右侧 */
#calc-right{flex:1;display:flex;flex-direction:column;background:#09111f;overflow:hidden;min-width:0}
/* 计算按钮区 */
#calc-btns{padding:9px 10px;border-top:1px solid #1e293b;flex-shrink:0;display:flex;flex-direction:column;gap:6px}
.calc-btn{width:100%;padding:8px 0;border:none;border-radius:6px;cursor:pointer;font-size:0.78rem;font-weight:700;transition:all .15s;letter-spacing:.02em}
.calc-btn:active{transform:scale(.97)}
.calc-btn:hover{filter:brightness(1.18)}
/* 结果地图工具按钮 */
.calc-map-tool{padding:3px 9px;font-size:0.7rem;font-weight:600;color:#475569;background:transparent;border:none;border-radius:4px;cursor:pointer;transition:all .12s;white-space:nowrap}
.calc-map-tool:hover{background:#1e293b;color:#94a3b8}
.calc-tool-active{background:#1e3a5f!important;color:#60a5fa!important}
/* Tab 栏 */
.calc-tab-btn{padding:8px 20px;font-size:0.78rem;font-weight:600;color:#475569;background:transparent;border:none;border-bottom:2px solid transparent;cursor:pointer;transition:all .15s;white-space:nowrap;letter-spacing:.02em}
.calc-tab-btn:hover{color:#94a3b8;background:#ffffff08}
.calc-tab-active{color:#f59e0b!important;border-bottom-color:#f59e0b!important;background:#f59e0b0a!important}
/* 树节点 */
.ctn{display:flex;align-items:center;gap:4px;cursor:pointer;user-select:none;border-bottom:1px solid #0a1322;transition:background .1s;flex-shrink:0}
.ctn:hover{background:#0e1d32}
.ctn.active{background:#132240!important}
.ct-l1{padding:4px 8px;background:#141e30;font-size:0.74rem;font-weight:700;color:#94a3b8}
.ct-l2{padding:3px 6px 3px 22px;font-size:0.72rem;font-weight:600;color:#5a7090;position:relative}
.ct-l2::before{content:'';position:absolute;left:10px;top:0;bottom:0;border-left:1px dashed #2a3a52}
.ct-l2::after{content:'';position:absolute;left:10px;top:50%;width:8px;border-top:1px dashed #2a3a52}
.ct-l3{padding:2px 6px 2px 38px;font-size:0.70rem;color:#3d5470;position:relative}
.ct-l3::before{content:'';position:absolute;left:24px;top:0;bottom:0;border-left:1px dashed #1e2e45}
.ct-l3::after{content:'';position:absolute;left:24px;top:50%;width:10px;border-top:1px dashed #1e2e45}
.ct-check{width:12px;height:12px;border:1px solid #2a3a52;border-radius:2px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:0.5rem;transition:all .12s;color:#0f172a;background:#0a1322}
.ct-check.on{background:#2563eb;border-color:#1d4ed8;color:#fff}
.ct-arrow{font-size:0.5rem;color:#2a3f58;transition:transform .15s;width:9px;flex-shrink:0;line-height:1}
.ct-arrow.open{transform:rotate(90deg);color:#4a6888}
.ct-lbl{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ct-cnt{font-size:0.63rem;color:#2a3a52;flex-shrink:0;font-family:monospace}
.ct-children{display:none}
.ct-children.open{display:block}
/* 属性面板 */
.cp-section{display:block;padding:8px 14px;border-bottom:1px solid #0d1a2e}
.cp-title{font-size:0.68rem;font-weight:700;color:#475569;text-transform:uppercase;letter-spacing:.07em;margin-bottom:8px}
.cp-row{display:flex;align-items:center;gap:8px;margin-bottom:5px}
.cp-lbl{font-size:0.68rem;color:#475569;flex-shrink:0;width:76px}
.cp-val{font-size:0.72rem;color:#94a3b8;flex:1}
.cp-inp{flex:1;background:#060d18;border:1px solid #1e293b;border-radius:4px;color:#e2e8f0;padding:3px 8px;font-size:0.72rem;outline:none;transition:border-color .15s;min-width:0}
.cp-inp:focus{border-color:#f59e0b}
.cp-sel{flex:1;background:#060d18;border:1px solid #1e293b;border-radius:4px;color:#e2e8f0;padding:3px 7px;font-size:0.72rem;outline:none;min-width:0}
.cp-hint{font-size:0.7rem;color:#334155;padding:28px 20px;text-align:center;line-height:1.7}
.cp-unit{font-size:0.68rem;color:#475569;flex-shrink:0;white-space:nowrap}

/* ══ 水文分析视图样式 ══ */
.hy-card {
  background:#0a1220;
  border:1px solid #1a2744;
  border-radius:8px;
  overflow:hidden;
  flex-shrink:0;
}
.hy-card-head {
  display:flex;align-items:center;gap:7px;
  padding:8px 12px;cursor:pointer;
  background:#0d1829;
  user-select:none;
  transition:background .12s;
}
.hy-card-head:hover { background:#111f36; }
.hy-card-icon { font-size:0.9rem;flex-shrink:0; }
.hy-card-title { flex:1;font-size:0.76rem;font-weight:600;color:#94a3b8; }
.hy-card-arrow {
  font-size:0.5rem;color:#334155;
  transition:transform .18s;
  flex-shrink:0;
}
.hy-card-arrow.open { transform:rotate(90deg); color:#4ade80; }
.hy-card-body {
  padding:10px 12px;
  border-top:1px solid #1a2744;
}
#hyStationList::-webkit-scrollbar { width:3px; }
#hyStationList::-webkit-scrollbar-thumb { background:#1e3a5f; border-radius:2px; }

/* ── 断面插值模态框 ── */
#xsBedModal{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:9100;display:none;align-items:center;justify-content:center}
#xsBedModal.open{display:flex}
#xsBedPanel{background:#0f172a;border:1px solid #1e3a5f;border-radius:10px;width:480px;max-width:96vw;padding:0;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.7)}
#xsBedPanel .xb-header{background:#1e293b;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #1e3a5f}
#xsBedPanel .xb-header h3{font-size:.92rem;font-weight:600;color:#7dd3fc;margin:0}
#xsBedPanel .xb-header button{background:none;border:none;color:#94a3b8;cursor:pointer;font-size:1.1rem;line-height:1;padding:2px 6px}
#xsBedPanel .xb-body{padding:16px 18px}
#xsBedPanel .xb-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}
#xsBedPanel .xb-label{font-size:.78rem;color:#94a3b8;width:90px;flex-shrink:0}
#xsBedPanel .xb-input{flex:1;background:#0f172a;border:1px solid #334155;border-radius:5px;color:#e2e8f0;padding:5px 9px;font-size:.82rem;outline:none}
#xsBedPanel .xb-input:focus{border-color:#0284c7}
#xsBedPanel .xb-info{font-size:.75rem;color:#64748b;background:#1e293b;border-radius:5px;padding:8px 10px;margin-bottom:12px;line-height:1.6}
#xsBedPanel .xb-actions{display:flex;gap:8px;justify-content:flex-end;padding-top:4px}
#xsBedPanel .xb-btn{padding:6px 18px;border-radius:5px;border:none;cursor:pointer;font-size:.82rem;font-weight:600}
#xsBedPanel .xb-btn-run{background:#0284c7;color:#fff}
#xsBedPanel .xb-btn-run:hover{background:#0369a1}
#xsBedPanel .xb-btn-cancel{background:#1e293b;color:#94a3b8;border:1px solid #334155}
#xsBedPanel .xb-status{font-size:.78rem;padding:6px 10px;border-radius:4px;margin-top:8px;display:none}
#xsBedPanel .xb-status.ok{background:#052e16;color:#4ade80;display:block}
#xsBedPanel .xb-status.err{background:#2d0f0f;color:#f87171;display:block}
#xsBedPanel .xb-status.ing{background:#0c1a2e;color:#60a5fa;display:block}
/* 高程色阶图例 */
#xsBedLegend{position:absolute;right:12px;bottom:80px;background:rgba(15,23,42,.92);border:1px solid #1e3a5f;border-radius:8px;padding:10px 12px;display:none;z-index:200;min-width:130px;box-shadow:0 4px 20px rgba(0,0,0,.5)}
#xsBedLegend .xbl-title{font-size:.7rem;color:#94a3b8;margin-bottom:4px;display:flex;align-items:center;justify-content:space-between}
#xsBedLegend .xbl-title button{background:none;border:none;color:#64748b;cursor:pointer;font-size:.75rem;padding:0 2px;line-height:1}
#xsBedLegend .xbl-title button:hover{color:#7dd3fc}
#xsBedLegend canvas{display:block;border-radius:2px}
#xsBedLegend .xbl-range{display:flex;justify-content:space-between;font-size:.68rem;color:#64748b;margin-top:3px}
/* 渲染设置面板 */
#xsBedRenderPanel{position:absolute;right:150px;bottom:80px;background:rgba(15,23,42,.96);border:1px solid #1e3a5f;border-radius:8px;padding:12px 14px;display:none;z-index:201;width:220px;box-shadow:0 4px 20px rgba(0,0,0,.6)}
#xsBedRenderPanel .xrp-title{font-size:.75rem;font-weight:600;color:#7dd3fc;margin-bottom:10px;display:flex;justify-content:space-between;align-items:center}
#xsBedRenderPanel .xrp-title button{background:none;border:none;color:#64748b;cursor:pointer;font-size:.85rem}
#xsBedRenderPanel .xrp-row{display:flex;align-items:center;gap:8px;margin-bottom:8px}
#xsBedRenderPanel .xrp-lbl{font-size:.72rem;color:#94a3b8;width:60px;flex-shrink:0}
#xsBedRenderPanel .xrp-ctrl{flex:1}
#xsBedRenderPanel select,#xsBedRenderPanel input[type=range]{width:100%;background:#0f172a;border:1px solid #334155;border-radius:4px;color:#e2e8f0;padding:3px 6px;font-size:.72rem;outline:none}
#xsBedRenderPanel input[type=number]{width:100%;background:#0f172a;border:1px solid #334155;border-radius:4px;color:#e2e8f0;padding:3px 6px;font-size:.72rem;outline:none}
#xsBedRenderPanel .xrp-hint{font-size:.68rem;color:#475569;margin-top:6px;line-height:1.5}

/* ── 备案底栏（22px）：给各视图末端固定按钮区留白，防止遮挡 ── */
#calc-btns { padding-bottom: 28px; }