:root{--ink:#172a3a;--muted:#7d8b98;--teal:#168d83;--line:#e8edf1;--bg:#f5f7fa}*{box-sizing:border-box}body{margin:0;font-family:"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg)}[v-cloak]{display:none}h1,h2,h3,p{margin-top:0}button,input{font-family:inherit}.el-button--primary{background:var(--teal);border-color:var(--teal)}.el-button--primary:hover,.el-button--primary:focus{background:#20a398;border-color:#20a398}.el-button--text{color:var(--teal)}.el-button--primary.is-plain{color:var(--teal);background:#edf8f5;border-color:#c1e7df}.el-tag--plain{color:var(--teal);border-color:#c1e7df;background:#edf8f5}.el-input__inner:focus{border-color:var(--teal)}.el-radio-button__orig-radio:checked+.el-radio-button__inner{background:var(--teal);border-color:var(--teal);box-shadow:-1px 0 0 0 var(--teal)}.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:23px;letter-spacing:1px}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:var(--teal);color:#fff;font-size:21px}.brand small{font-size:10px;font-weight:400;letter-spacing:2px;margin-left:6px}.login-page{min-height:100vh;display:grid;grid-template-columns:58% 42%;background:#fff}.login-story{padding:52px 70px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(135deg,#edf5f1,#e3eeee);min-height:100vh}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--teal);font-weight:600;margin-bottom:12px}.login-story h1{font-size:clamp(36px,4vw,64px);line-height:1.35;font-weight:600;letter-spacing:-2px;margin-bottom:22px}.login-story p{color:#667e7d;font-size:15px}.story-footer{font-size:12px!important}.network-art{display:flex;align-items:center;gap:20px;margin-top:50px}.network-art span{padding:22px 20px;background:#ffffffa6;border:1px solid #fff;border-radius:12px;font-size:13px}.network-art b{font-size:24px;color:#90b7ae}.login-form{max-width:380px;width:100%;align-self:center;justify-self:center;padding:30px}.login-form h2{font-size:28px;margin:0 0 12px}.login-form p{font-size:13px;color:var(--muted);margin-bottom:34px}.login-form .el-form-item__label{float:none;display:block}.full{width:100%;margin-top:12px}.login-note{font-size:12px;color:var(--muted);text-align:center;margin-top:25px}.shell{display:flex;min-height:100vh}aside{width:220px;background:#fff;border-right:1px solid var(--line);position:fixed;inset:0 auto 0 0;padding:30px 16px;display:flex;flex-direction:column}.shell .brand{padding:0 12px;margin-bottom:42px}.workspace-label{font-size:11px;color:#9aa4ad;padding:0 19px;margin-bottom:12px;letter-spacing:2px}.el-menu{border:0}.el-menu-item{border-radius:9px;height:48px;line-height:48px;margin-bottom:7px;color:#657684}.el-menu-item.is-active{color:var(--teal);background:#eaf5f1}.el-menu-item.is-active i{color:var(--teal)}.sidebar-bottom{margin-top:auto;padding:18px 14px;color:#637782;font-size:12px}.sidebar-bottom small{display:block;margin:12px 0 0 14px;color:#a0aab2}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:8px}.green{background:#21a482}.orange{background:#e4a047}main{margin-left:220px;flex:1;min-width:0}header{height:76px;padding:0 36px;display:flex;align-items:center;justify-content:space-between;background:#ffffffb8;border-bottom:1px solid var(--line)}.breadcrumb{font-size:13px;color:#8d99a3}.breadcrumb span{color:#405463;margin-left:12px}.userbar{display:flex;align-items:center;gap:14px;font-size:13px}.avatar{display:grid;place-items:center;width:31px;height:31px;border-radius:50%;background:#e5efee;color:var(--teal);font-size:12px}.content{padding:34px 36px;max-width:1650px;margin:auto;min-height:calc(100vh - 125px)}.page-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.page-heading h1{font-size:27px;font-weight:600;margin:0 0 10px}.page-heading p{font-size:13px;color:var(--muted);margin:0}.hero{background:linear-gradient(110deg,#e8f3ef,#ecf1f6);border:1px solid #e2ece8;border-radius:14px;padding:32px 38px;display:flex;justify-content:space-between;overflow:hidden;margin-bottom:24px}.hero h2{font-size:30px;line-height:1.5;margin:18px 0 12px;font-weight:600}.hero p{font-size:13px;color:#758b89;margin-bottom:25px}.hero-graphic{width:300px;min-width:240px;position:relative;align-self:stretch}.orbit{border:1px solid #c9dfd8;border-radius:50%;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}.o1{width:180px;height:180px}.o2{width:275px;height:275px}.center-node{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#fff;border:9px solid #dcece5;border-radius:25px;width:98px;height:98px;display:grid;place-items:center;box-shadow:0 12px 30px #80ac9c20;color:var(--teal);font-size:37px}.satellite{position:absolute;width:51px;height:51px;background:#fff;border-radius:15px;display:grid;place-items:center;color:#548a80;font-size:24px;box-shadow:0 8px 24px #59887815}.s1{top:8%;left:18%}.s2{right:2%;top:42%}.s3{bottom:1%;left:27%}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:26px}.stat{padding:23px;background:#fff;border:1px solid var(--line);border-radius:12px}.stat span{font-size:13px;color:#7d8d97;display:block}.stat strong{font-size:31px;font-weight:600;display:block;margin:13px 0 9px}.stat small{font-size:11px;color:#97a3ac}.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px;margin-bottom:22px}.panel h3{font-size:16px;font-weight:600}.panel-title{display:flex;align-items:center;justify-content:space-between}.panel-title h3{margin:0}.empty{text-align:center;padding:45px 0;color:#94a2aa}.empty>i{font-size:37px;color:#adcbc3;margin-bottom:20px}.empty h3{color:#536b78;font-size:16px}.empty p{font-size:13px}.room-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}.room-cards article{padding:22px;border:1px solid var(--line);border-radius:10px}.room-icon{display:block;color:var(--teal);font-size:25px;margin-bottom:16px}.room-cards p{color:var(--muted);font-size:12px}footer{padding:0 36px 20px;color:#9ba8b1;font-size:11px;display:flex;justify-content:space-between}.el-table th.el-table__cell{background:#f8fafb;color:#8595a0;font-weight:400}.el-table td.el-table__cell{padding:17px 0}.notice{margin-bottom:22px}.device-layout{display:grid;grid-template-columns:1fr 285px;gap:22px}.device-control{text-align:center}.device-control p{font-size:12px;color:var(--muted)}.preview-empty{height:130px;background:#f1f5f7;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;font-size:12px;color:#98a7ae;border-radius:8px}.preview-empty i{font-size:30px}.ptz-pad{display:grid;grid-template-columns:repeat(3,45px);grid-template-rows:repeat(3,42px);gap:6px;justify-content:center;margin:24px 0 17px}.ptz-pad .el-button{margin:0;padding:10px}.ptz-pad .up{grid-area:1/2}.ptz-pad .left{grid-area:2/1}.ptz-pad .stop{grid-area:2/2}.ptz-pad .right{grid-area:2/3}.ptz-pad .down{grid-area:3/2}.device-control small{font-size:11px;color:var(--muted)}.sharing-form p,.muted{font-size:12px;color:var(--muted);line-height:1.8}.sharing-form .el-select{width:175px}.conference{background:#14242d;border-radius:12px;padding:22px;margin-bottom:25px;color:#edf5f4}.conference-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.conference-title .el-tag{margin-left:15px}.video-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}.video-tile{position:relative;background:#20353e;aspect-ratio:16/10;overflow:hidden;border-radius:9px}.video-tile video{width:100%;height:100%;object-fit:contain}.video-tile label{position:absolute;bottom:12px;left:12px;font-size:12px;background:#12262da8;padding:5px 9px;border-radius:5px}.video-tile small{color:#9cbbb5}.video-avatar{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:65px;height:65px;border-radius:50%;background:#35565b;color:#cfe9e2;display:grid;place-items:center;font-size:24px}.call-controls{display:flex;justify-content:center;gap:10px;margin-top:22px;flex-wrap:wrap}.call-controls .el-button{margin:0}@media(max-width:1100px){aside{width:185px}main{margin-left:185px}.content{padding:25px}.hero-graphic{min-width:190px;width:220px}.device-layout{grid-template-columns:1fr}.login-story{padding:40px}.stats{gap:10px}.stat{padding:18px}}@media(max-width:760px){.login-page{grid-template-columns:1fr}.login-story{display:none}aside{width:70px;padding:25px 6px}.shell .brand{padding:0 10px;font-size:0}.workspace-label,.sidebar-bottom,.el-menu-item span{display:none}.el-menu-item{padding:0 16px!important}main{margin-left:70px}header{padding:0 20px}.hero-graphic{display:none}.stats{grid-template-columns:repeat(2,1fr)}.room-cards{grid-template-columns:1fr}.content{padding:20px}.page-heading p{max-width:240px;line-height:1.6}.hero{padding:25px}.el-dialog{max-width:92vw}}

.preview-empty.has-video{height:auto;min-height:120px;display:block;overflow:hidden}.preview-empty.has-video img{display:block;width:100%;height:auto}

/* Touch targets and media stay inside the narrow security control panel. */
.device-layout>.panel{min-width:0}.device-control>.el-button{display:block;width:100%;margin:8px 0!important}.device-control audio,.device-control video{display:block;width:100%;max-width:100%}.device-control .preview-empty.has-video{height:auto;min-height:80px}.device-control .preview-empty{overflow:hidden}
@media(max-width:760px){main{min-width:0;width:calc(100% - 70px)}.device-layout{grid-template-columns:minmax(0,1fr)}.device-control{padding:16px}.device-control .el-select{max-width:100%}}
.im-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:20px}.im-list{align-self:start}.im-thread{display:flex;justify-content:space-between;gap:12px;width:100%;border:0;border-radius:8px;background:transparent;padding:14px;text-align:left;cursor:pointer;overflow-wrap:anywhere}.im-thread.selected{background:#e8f4f2;color:#126c60}.im-chat{min-width:0}.im-messages{max-height:52vh;overflow:auto;margin:16px 0}.im-message{margin:12px 0;max-width:85%;overflow-wrap:anywhere}.im-message p{white-space:pre-wrap;background:#f2f5f8;padding:12px;border-radius:10px;margin:4px 0}.im-message.mine{margin-left:auto}.im-message.mine p{background:#e5f3ef}.im-message small{color:#657487}.im-chat .toolbar{justify-content:space-between;margin-top:12px}.im-chat details{max-height:180px;overflow:auto}@media(max-width:760px){.im-layout{grid-template-columns:1fr}.im-list{max-height:200px;overflow:auto}.im-message{max-width:95%}}