/* ============================================================
   iPhone Duo Teardown — 深色科技风 UI
   ============================================================ */
:root{
  --bg:#05070c;
  --bg-2:#0a0f18;
  --panel:rgba(12,17,26,.72);
  --panel-solid:#0b1018;
  --line:rgba(120,160,220,.16);
  --line-2:rgba(120,160,220,.30);
  --txt:#e6eefc;
  --txt-2:#93a4c0;
  --txt-3:#5d6c85;
  --cyan:#37d6ff;
  --blue:#3b82f6;
  --violet:#8b7cff;
  --amber:#ffa53c;
  --green:#3ddc97;
  --red:#ff5c72;
  --radius:14px;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow:hidden;background:var(--bg);color:var(--txt);font-family:var(--sans);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{user-select:none;-webkit-user-select:none}
kbd{font-family:var(--mono);font-size:11px;background:rgba(120,160,220,.12);border:1px solid var(--line-2);
  border-bottom-width:2px;border-radius:5px;padding:1px 6px;color:#cfe1ff;white-space:nowrap}
.hidden{display:none!important}

/* ---------- 背景 ---------- */
#bg-glow{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(1100px 700px at 22% 8%,rgba(59,130,246,.20),transparent 62%),
    radial-gradient(900px 620px at 82% 88%,rgba(139,124,255,.16),transparent 60%),
    radial-gradient(700px 500px at 60% 40%,rgba(55,214,255,.07),transparent 70%),
    linear-gradient(180deg,#060910 0%,#04060b 55%,#070b12 100%);
}
#bg-glow::after{content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(120,170,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(120,170,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 45%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 45%,#000 20%,transparent 78%);}
#scene{position:fixed;inset:0;z-index:1;display:block;width:100%;height:100%}

/* ---------- 顶栏 ---------- */
#topbar{position:fixed;z-index:20;top:0;left:0;right:0;height:66px;display:flex;align-items:center;
  justify-content:space-between;padding:0 18px;gap:16px;pointer-events:none;
  background:linear-gradient(180deg,rgba(4,6,11,.86),rgba(4,6,11,0));}
#topbar>*{pointer-events:auto}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{width:34px;height:34px;border-radius:10px;position:relative;flex:none;
  background:linear-gradient(145deg,#1b2a44,#0b1120);border:1px solid var(--line-2);
  box-shadow:0 0 22px rgba(55,214,255,.20) inset,0 6px 18px rgba(0,0,0,.5)}
.brand-mark::before,.brand-mark::after{content:"";position:absolute;top:7px;bottom:7px;width:8px;border-radius:3px;
  background:linear-gradient(180deg,var(--cyan),var(--blue));opacity:.85}
.brand-mark::before{left:7px}
.brand-mark::after{right:7px;background:linear-gradient(180deg,var(--violet),#4b5cf0);opacity:.7}
.brand-mark span{position:absolute;left:50%;top:6px;bottom:6px;width:1px;transform:translateX(-50%);
  background:linear-gradient(180deg,transparent,var(--line-2),transparent)}
.brand-text h1{font-size:16px;font-weight:650;letter-spacing:.3px;white-space:nowrap}
.brand-text h1 em{font-style:normal;font-family:var(--mono);font-size:12px;letter-spacing:1.5px;
  color:var(--cyan);opacity:.85;margin-left:6px;text-transform:uppercase}
.brand-text p{font-size:11.5px;color:var(--txt-3);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-actions{display:flex;align-items:center;gap:10px}
.stat{display:flex;flex-direction:column;align-items:flex-end;padding:4px 12px;border-left:1px solid var(--line)}
.stat b{font-family:var(--mono);font-size:15px;color:#dff0ff;font-weight:600;line-height:1.2}
.stat i{font-style:normal;font-size:10px;color:var(--txt-3);letter-spacing:.4px}
.icon-btn{width:30px;height:30px;border-radius:9px;border:1px solid var(--line-2);background:rgba(18,26,40,.7);
  color:var(--txt-2);font-size:14px;font-weight:600;cursor:pointer;transition:.18s;font-family:var(--sans)}
.icon-btn:hover{color:#fff;border-color:var(--cyan);background:rgba(55,214,255,.14);box-shadow:0 0 14px rgba(55,214,255,.28)}

/* ---------- 面板通用 ---------- */
.panel{position:fixed;z-index:18;top:74px;width:298px;max-height:calc(100vh - 74px - 92px);display:flex;flex-direction:column;
  background:var(--panel);backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:0 24px 60px rgba(0,0,0,.55),0 0 0 1px rgba(255,255,255,.02) inset}
#panel-parts{left:16px;transition:transform .32s cubic-bezier(.2,.8,.2,1)}
#panel-detail{right:16px;transition:transform .32s cubic-bezier(.2,.8,.2,1)}
#panel-parts.collapsed{transform:translateX(calc(-100% - 20px))}
#panel-detail.collapsed{transform:translateX(calc(100% + 20px))}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:11px 12px;
  border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(55,214,255,.07),transparent);flex:none}
.panel-head h2{font-size:12.5px;font-weight:600;letter-spacing:1.2px;color:#cfe0f7;text-transform:uppercase}
.panel-tools{display:flex;align-items:center;gap:6px;flex:1;justify-content:flex-end}
.panel-tools input{width:100%;min-width:0;height:26px;border-radius:7px;border:1px solid var(--line);
  background:rgba(5,8,14,.7);color:var(--txt);font-size:11.5px;padding:0 8px;outline:none;font-family:var(--sans)}
.panel-tools input:focus{border-color:rgba(55,214,255,.5);box-shadow:0 0 0 3px rgba(55,214,255,.10)}
.panel-tools input::placeholder{color:var(--txt-3)}
.mini-btn{height:24px;min-width:24px;padding:0 7px;border-radius:7px;border:1px solid var(--line);
  background:rgba(20,28,42,.8);color:var(--txt-2);font-size:10.5px;cursor:pointer;transition:.16s;flex:none}
.mini-btn:hover{color:#fff;border-color:var(--line-2);background:rgba(55,214,255,.12)}
.panel-body{overflow-y:auto;overscroll-behavior:contain;flex:1;padding:6px}
.panel-body::-webkit-scrollbar{width:7px}
.panel-body::-webkit-scrollbar-thumb{background:rgba(120,160,220,.22);border-radius:4px}
.panel-body::-webkit-scrollbar-thumb:hover{background:rgba(120,160,220,.4)}
.panel-body::-webkit-scrollbar-track{background:transparent}
.panel-foot{flex:none;padding:8px 12px;border-top:1px solid var(--line);background:rgba(5,8,14,.4)}
.panel-foot .hint{font-size:10.5px;color:var(--txt-3)}

/* ---------- 部件树 ---------- */
.grp{margin-bottom:4px}
.grp-head{display:flex;align-items:center;gap:8px;padding:7px 8px;border-radius:8px;cursor:pointer;transition:.15s}
.grp-head:hover{background:rgba(120,160,220,.08)}
.grp-head .chev{font-size:9px;color:var(--txt-3);transition:transform .2s;width:9px}
.grp.closed .chev{transform:rotate(-90deg)}
.grp-head .swatch{width:8px;height:8px;border-radius:3px;flex:none;box-shadow:0 0 8px currentColor}
.grp-head .gname{font-size:12px;font-weight:600;color:#d6e4f7;letter-spacing:.3px}
.grp-head .gcount{margin-left:auto;font-family:var(--mono);font-size:10px;color:var(--txt-3)}
.grp-items{overflow:hidden;transition:max-height .28s ease}
.grp.closed .grp-items{max-height:0!important}
.pitem{display:flex;align-items:center;gap:7px;padding:5px 8px 5px 26px;border-radius:7px;cursor:pointer;
  font-size:11.5px;color:var(--txt-2);transition:.14s;position:relative}
.pitem:hover{background:rgba(120,160,220,.10);color:#fff}
.pitem.active{background:linear-gradient(90deg,rgba(55,214,255,.20),rgba(55,214,255,.05));color:#fff}
.pitem.active::before{content:"";position:absolute;left:14px;top:50%;transform:translateY(-50%);width:4px;height:4px;
  border-radius:50%;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.pitem .pi-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pitem .pi-code{font-family:var(--mono);font-size:9.5px;color:var(--txt-3);flex:none}
.pitem .pi-eye{appearance:none;-webkit-appearance:none;background:none;border:0;color:inherit;font:inherit;
  font-size:11px;line-height:1;padding:2px 3px;opacity:.35;cursor:pointer;transition:.15s;border-radius:5px;flex:none}
.pitem .pi-eye:hover{opacity:1;color:var(--cyan);background:rgba(120,160,220,.12)}
.pitem .pi-tag{font-size:9px;padding:1px 4px;border-radius:4px;background:rgba(255,166,60,.16);
  color:var(--amber);flex:none;letter-spacing:.2px}
.pitem.off .pi-name,.pitem.off .pi-code{opacity:.38;text-decoration:line-through}
.pitem.detached .pi-name{color:var(--amber)}

/* ---------- 详情卡 ---------- */
#detail-body{padding:12px}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  padding:44px 16px;color:var(--txt-3);text-align:center}
.empty-ico{width:52px;height:52px;border-radius:14px;border:1px dashed var(--line-2);position:relative;opacity:.7}
.empty-ico::before,.empty-ico::after{content:"";position:absolute;border-radius:3px;background:rgba(120,160,220,.28)}
.empty-ico::before{left:9px;top:12px;width:14px;height:28px}
.empty-ico::after{right:9px;top:12px;width:14px;height:28px;background:rgba(55,214,255,.25)}
.empty-state p{font-size:12.5px;color:var(--txt-2)}
.empty-state small{font-size:10.5px;line-height:1.7}
.d-card{animation:fadeUp .32s cubic-bezier(.2,.8,.2,1)}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.d-top{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px}
.d-badge{width:38px;height:38px;border-radius:11px;flex:none;display:grid;place-items:center;font-family:var(--mono);
  font-size:12px;font-weight:700;color:#04070d;background:linear-gradient(145deg,var(--cyan),var(--blue));
  box-shadow:0 0 18px rgba(55,214,255,.35)}
.d-title h3{font-size:15px;font-weight:650;letter-spacing:.2px;line-height:1.3}
.d-title .en{font-family:var(--mono);font-size:10.5px;color:var(--txt-3);margin-top:3px;letter-spacing:.5px}
.d-tags{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:12px}
.tag{font-size:10px;padding:2.5px 8px;border-radius:20px;border:1px solid var(--line-2);color:var(--txt-2);
  background:rgba(120,160,220,.07);letter-spacing:.3px}
.tag.hl{color:#04070d;background:var(--amber);border-color:transparent;font-weight:600}
.d-desc{font-size:11.8px;line-height:1.75;color:var(--txt-2);margin-bottom:12px;
  padding-left:10px;border-left:2px solid rgba(55,214,255,.4)}
.d-sec{font-size:10px;letter-spacing:1.4px;color:var(--txt-3);text-transform:uppercase;margin:14px 0 7px;
  display:flex;align-items:center;gap:8px}
.d-sec::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--line),transparent)}
table.spec{width:100%;border-collapse:collapse;font-size:11.5px}
table.spec tr{border-bottom:1px solid rgba(120,160,220,.08)}
table.spec tr:last-child{border-bottom:none}
table.spec td{padding:5.5px 2px;vertical-align:top}
table.spec td:first-child{color:var(--txt-3);width:38%;white-space:nowrap}
table.spec td:last-child{color:#dce8fa;font-family:var(--mono);font-size:11px;text-align:right;word-break:break-word}
.d-actions{display:flex;gap:7px;margin-top:16px}
.btn{height:32px;padding:0 13px;border-radius:9px;border:1px solid var(--line-2);background:rgba(18,26,40,.75);
  color:var(--txt);font-size:12px;cursor:pointer;transition:.18s;display:inline-flex;align-items:center;gap:6px;
  font-family:var(--sans);letter-spacing:.3px;white-space:nowrap}
.btn:hover{border-color:var(--cyan);background:rgba(55,214,255,.13);color:#fff;box-shadow:0 0 16px rgba(55,214,255,.22)}
.btn.on{background:linear-gradient(145deg,rgba(55,214,255,.28),rgba(59,130,246,.22));border-color:rgba(55,214,255,.65);
  color:#fff;box-shadow:0 0 18px rgba(55,214,255,.3)}
.btn.warn:hover{border-color:var(--amber);background:rgba(255,165,60,.14);box-shadow:0 0 16px rgba(255,165,60,.24)}
.btn.sm{height:28px;padding:0 10px;font-size:11px}
.btn.grow{flex:1;justify-content:center}
.ico-play,.ico-cam{width:10px;height:10px;display:inline-block;background:currentColor;flex:none}
.ico-play{clip-path:polygon(0 0,100% 50%,0 100%)}
.ico-cam{border-radius:2px;clip-path:polygon(0 22%,62% 22%,62% 0,100% 32%,100% 100%,0 100%)}

/* ---------- 底部 Dock ---------- */
#dock{position:fixed;z-index:20;left:50%;bottom:14px;transform:translateX(-50%);display:flex;align-items:center;
  gap:14px;padding:9px 14px;border-radius:16px;background:var(--panel);
  backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line);box-shadow:0 20px 50px rgba(0,0,0,.6);max-width:calc(100vw - 32px);
  overflow-x:auto;scrollbar-width:none}
#dock::-webkit-scrollbar{display:none}
.dock-group{display:flex;align-items:center;gap:8px;flex:none}
.dock-group+.dock-group{padding-left:14px;border-left:1px solid var(--line)}
.ctl{display:flex;align-items:center;gap:8px;flex:none}
.ctl-name{font-size:10.5px;color:var(--txt-3);letter-spacing:.6px;width:26px;flex:none}
.ctl-val{font-family:var(--mono);font-size:10.5px;color:var(--cyan);width:64px;flex:none;text-align:right}
input[type=range]{-webkit-appearance:none;appearance:none;width:104px;height:18px;background:transparent;cursor:pointer;flex:none}
input[type=range]::-webkit-slider-runnable-track{height:3px;border-radius:3px;
  background:linear-gradient(90deg,rgba(55,214,255,.55),rgba(120,160,220,.16))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:13px;height:13px;border-radius:50%;margin-top:-5px;
  background:#eaf6ff;border:2px solid var(--cyan);box-shadow:0 0 10px rgba(55,214,255,.7);transition:.15s}
input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.18)}
input[type=range]::-moz-range-track{height:3px;border-radius:3px;background:rgba(120,160,220,.22)}
input[type=range]::-moz-range-thumb{width:12px;height:12px;border-radius:50%;background:#eaf6ff;border:2px solid var(--cyan)}
.views{display:flex;gap:3px;background:rgba(5,8,14,.5);padding:3px;border-radius:10px;border:1px solid var(--line)}
.views button{height:24px;padding:0 9px;border-radius:7px;border:none;background:transparent;color:var(--txt-3);
  font-size:11px;cursor:pointer;transition:.16s;font-family:var(--sans)}
.views button:hover{color:#fff;background:rgba(120,160,220,.14)}
.views button.on{color:#04070d;background:linear-gradient(145deg,var(--cyan),var(--blue));font-weight:600}
.btn-cam.on{background:linear-gradient(145deg,rgba(255,92,114,.3),rgba(255,165,60,.24));border-color:rgba(255,92,114,.6);
  box-shadow:0 0 18px rgba(255,92,114,.28)}

/* ---------- 摄像头面板 ---------- */
#cam-panel{position:fixed;z-index:22;right:16px;bottom:14px;width:266px;border-radius:14px;overflow:hidden;
  background:var(--panel);backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line-2);box-shadow:0 20px 50px rgba(0,0,0,.6),0 0 26px rgba(255,92,114,.12);
  animation:fadeUp .3s cubic-bezier(.2,.8,.2,1)}
.cam-head{display:flex;align-items:center;gap:7px;padding:8px 10px;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,92,114,.10),transparent)}
.cam-head .dot{width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 9px var(--red);
  animation:pulse 1.6s infinite;flex:none}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.28}}
.cam-head b{font-size:11.5px;letter-spacing:.6px}
.cam-head small{font-size:10px;color:var(--txt-3);font-family:var(--mono);margin-left:auto;margin-right:6px}
.cam-stage{position:relative;width:100%;aspect-ratio:4/3;background:#04060a;overflow:hidden}
.cam-stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1);opacity:.55}
.cam-stage canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:fill;transform:scaleX(-1)}
.cam-reticle{position:absolute;inset:0;pointer-events:none}
.cam-reticle i{position:absolute;width:44px;height:44px;border:1.5px solid rgba(55,214,255,.85);border-radius:50%;
  left:50%;top:50%;transform:translate(-50%,-50%);box-shadow:0 0 16px rgba(55,214,255,.5);transition:.06s linear}
.cam-reticle i::after{content:"";position:absolute;inset:-14px;border:1px dashed rgba(255,165,60,.45);border-radius:50%}
.cam-foot{padding:9px 10px;display:flex;flex-direction:column;gap:7px}
.meter{display:flex;align-items:center;gap:8px;font-size:10px;color:var(--txt-3)}
.meter span{width:62px;flex:none;letter-spacing:.3px}
.meter .bar{flex:1;height:4px;border-radius:3px;background:rgba(120,160,220,.14);overflow:hidden}
.meter .bar i{display:block;height:100%;width:0%;border-radius:3px;
  background:linear-gradient(90deg,var(--cyan),var(--amber));transition:width .1s linear}
.cam-toggles{display:flex;flex-direction:column;gap:4px;margin-top:2px}
.cam-toggles label{display:flex;align-items:center;gap:6px;font-size:10.5px;color:var(--txt-2);cursor:pointer}
.cam-toggles input{accent-color:var(--cyan);width:12px;height:12px}
.cam-note{font-size:9.8px;line-height:1.65;color:var(--txt-3);border-top:1px solid var(--line);padding-top:7px}

/* ---------- 3D 标注 ---------- */
#labels{position:fixed;inset:0;z-index:12;pointer-events:none;overflow:hidden}
.lbl{position:absolute;transform:translate(-50%,-50%);pointer-events:auto;cursor:pointer;white-space:nowrap;
  transition:opacity .2s}
.lbl .lbl-dot{position:absolute;left:50%;top:50%;width:5px;height:5px;border-radius:50%;background:var(--cyan);
  transform:translate(-50%,-50%);box-shadow:0 0 9px var(--cyan)}
.lbl .lbl-t{position:absolute;left:14px;top:-9px;padding:2px 8px;border-radius:6px;font-size:10.5px;
  background:rgba(6,10,17,.88);border:1px solid var(--line-2);color:#dceaff;letter-spacing:.3px;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);box-shadow:0 6px 18px rgba(0,0,0,.5)}
.lbl .lbl-s{position:absolute;left:15px;top:12px;font-family:var(--mono);font-size:8.5px;
  color:rgba(160,190,225,.78);text-shadow:0 1px 4px rgba(0,0,0,.95)}
.lbl .lbl-line{position:absolute;left:2px;top:50%;width:12px;height:1px;
  background:linear-gradient(90deg,var(--cyan),rgba(55,214,255,.2))}
.lbl.sel .lbl-t{border-color:var(--amber);background:rgba(30,20,6,.92);box-shadow:0 0 16px rgba(255,165,60,.3)}
.lbl.sel .lbl-s{color:rgba(255,200,140,.85)}
.lbl.sel .lbl-dot{background:var(--amber);box-shadow:0 0 11px var(--amber)}
.lbl.sel .lbl-line{background:linear-gradient(90deg,var(--amber),rgba(255,165,60,.2))}
.lbl:hover .lbl-t{border-color:var(--cyan);color:#fff}

/* ---------- 悬停提示 ---------- */
#hover-tip{position:fixed;z-index:30;pointer-events:none;padding:4px 9px;border-radius:7px;font-size:11px;
  background:rgba(6,10,17,.92);border:1px solid var(--line-2);color:#e8f2ff;transform:translate(12px,-50%);
  backdrop-filter:blur(8px);white-space:nowrap;box-shadow:0 6px 20px rgba(0,0,0,.5)}
#hover-tip b{font-family:var(--mono);font-size:9px;color:var(--cyan);margin-right:5px}

/* ---------- Toast ---------- */
#toast{position:fixed;z-index:40;left:50%;top:80px;transform:translate(-50%,-16px);padding:9px 18px;border-radius:11px;
  background:rgba(8,13,21,.94);border:1px solid var(--line-2);color:#e8f2ff;font-size:12.5px;letter-spacing:.3px;
  opacity:0;pointer-events:none;transition:.28s cubic-bezier(.2,.8,.2,1);backdrop-filter:blur(12px);
  box-shadow:0 12px 34px rgba(0,0,0,.55)}
#toast.show{opacity:1;transform:translate(-50%,0)}
#toast.err{border-color:rgba(255,92,114,.55);box-shadow:0 0 26px rgba(255,92,114,.2)}
#toast.ok{border-color:rgba(61,220,151,.5);box-shadow:0 0 26px rgba(61,220,151,.18)}

/* ---------- 弹窗 ---------- */
.modal{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:24px;
  background:rgba(3,5,9,.74);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);animation:fadeIn .2s}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-card{width:min(720px,100%);max-height:86vh;overflow-y:auto;position:relative;padding:26px 28px 28px;
  border-radius:18px;background:linear-gradient(165deg,#0d131f,#080c14);border:1px solid var(--line-2);
  box-shadow:0 40px 100px rgba(0,0,0,.7),0 0 60px rgba(55,214,255,.08) inset;animation:fadeUp .3s cubic-bezier(.2,.8,.2,1)}
.modal-card::-webkit-scrollbar{width:7px}
.modal-card::-webkit-scrollbar-thumb{background:rgba(120,160,220,.22);border-radius:4px}
.modal-close{position:absolute;top:14px;right:14px;width:28px;height:28px;border-radius:8px;border:1px solid var(--line);
  background:rgba(20,28,42,.8);color:var(--txt-2);cursor:pointer;font-size:12px;transition:.16s}
.modal-close:hover{color:#fff;border-color:var(--red);background:rgba(255,92,114,.16)}
.modal-card h3{font-size:19px;font-weight:650;letter-spacing:.4px;margin-bottom:18px;
  background:linear-gradient(90deg,#fff,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.modal-card h4{font-size:12px;letter-spacing:1.2px;color:var(--cyan);text-transform:uppercase;margin:22px 0 9px}
.help-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(196px,1fr));gap:9px}
.help-item{display:flex;align-items:center;gap:9px;padding:8px 11px;border-radius:9px;
  background:rgba(120,160,220,.05);border:1px solid var(--line)}
.help-item p{font-size:11.5px;color:var(--txt-2);line-height:1.5}
.help-text{font-size:12px;line-height:1.9;color:var(--txt-2)}
.help-text b{color:var(--cyan);font-weight:600}

/* ---------- 加载 ---------- */
#loader{position:fixed;inset:0;z-index:100;display:grid;place-items:center;background:#04060a;transition:opacity .6s}
#loader.done{opacity:0;pointer-events:none}
.loader-inner{text-align:center;width:min(320px,80vw)}
.loader-ring{width:56px;height:56px;margin:0 auto 20px;border-radius:50%;position:relative;
  border:2px solid rgba(120,160,220,.14);border-top-color:var(--cyan);border-right-color:var(--violet);
  animation:spin 1s linear infinite;box-shadow:0 0 26px rgba(55,214,255,.2)}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-inner h2{font-size:22px;font-weight:600;letter-spacing:4px;margin-bottom:8px;
  background:linear-gradient(90deg,#fff,var(--cyan),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.loader-inner p{font-size:11.5px;color:var(--txt-3);font-family:var(--mono);letter-spacing:.4px;min-height:18px}
.loader-bar{height:2px;border-radius:2px;background:rgba(120,160,220,.14);margin-top:16px;overflow:hidden}
.loader-bar i{display:block;height:100%;width:0%;background:linear-gradient(90deg,var(--cyan),var(--violet));
  transition:width .3s;box-shadow:0 0 12px var(--cyan)}

.sheet-pill{display:none}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .panel{width:262px}
  #cam-panel{width:230px}
}
@media (max-width:900px){
  #topbar{height:58px;padding:0 12px}
  .brand-text p{display:none}
  .stat{display:none}
  .panel{top:64px;width:220px;max-height:calc(100vh - 64px - 120px)}
  #panel-detail{width:250px}
  #dock{bottom:10px;gap:10px;padding:8px 10px}
  .ctl-name{display:none}
  input[type=range]{width:78px}
  #cam-panel{bottom:74px;width:200px}
  .help-grid{grid-template-columns:1fr}
}
@media (max-width:680px){
  /* 窄屏：清单与详情共用底部抽屉，选中部件时清单收起、详情升起 */
  #panel-parts,#panel-detail{
    position:fixed;left:10px;right:10px;width:auto;top:auto;bottom:calc(var(--dockh,92px) + 14px);
    max-height:min(34vh, calc(100vh - var(--dockh,92px) - 120px));z-index:22;
    transition:transform .28s ease,opacity .28s ease;
  }
  #panel-parts .panel-head .panel-tools{width:100%}
  #panel-parts .panel-head{flex-wrap:wrap;gap:6px}
  body:has(#detail-body .d-card) #panel-parts{transform:translateY(calc(100% + 96px));opacity:0;pointer-events:none}
  #panel-detail{transform:translateY(calc(100% + 96px));opacity:0;pointer-events:none}
  body:has(#detail-body .d-card) #panel-detail{transform:none;opacity:1;pointer-events:auto}
  #dock{left:8px;right:8px;bottom:8px;transform:none;display:grid;grid-template-columns:1fr;gap:5px;padding:7px 8px}
  #dock>.dock-group+.dock-group{padding-left:0;border-left:0}
  #dock>.dock-group{display:flex;justify-content:center;gap:6px;overflow-x:auto;overflow-y:hidden;
    scrollbar-width:none;padding:1px 0}
  #dock>.dock-group::-webkit-scrollbar{display:none}
  #dock .views{gap:4px}
  .views button{padding:0 8px;height:26px;font-size:10px}
  input[type=range]{width:80px}
  .btn{padding:0 9px;height:28px;font-size:10.5px}
  .ctl-val{font-size:10px;min-width:52px}
  #toast{bottom:150px}
  .sheet-pill{display:inline-flex;align-items:center;justify-content:center;position:fixed;top:13px;right:58px;
    z-index:26;height:32px;padding:0 14px;border-radius:16px;border:1px solid var(--line-2);
    background:rgba(14,20,32,.82);backdrop-filter:blur(10px);color:var(--txt-2);
    font-size:12px;letter-spacing:.5px;cursor:pointer;transition:.15s}
  .sheet-pill:hover{color:#fff;border-color:rgba(55,214,255,.5)}
  #panel-parts.collapsed{transform:translateY(calc(100% + 96px)) !important;opacity:0;pointer-events:none}
}