:root {
  /* brand greens, pushed electric for HUD glow */
  --g2:#0d7a5f;--g3:#16c79a;--g4:#4dffc3;
  --cy:#22d3ee;              /* HUD cyan accent */
  --bg:#05080a;--bg2:#070c0f;
  --surf:rgba(12,20,24,.78);--surf2:rgba(18,28,33,.72);--surf3:rgba(28,44,50,.8);
  --border:rgba(77,255,195,.13);--border2:rgba(77,255,195,.28);
  --text:#dff5ec;--muted:#6e9c91;--dim:#3e5f58;
  --red:#ff3b5c;--amber:#ffb340;--blue:#4895ef;
  --radius:4px;--radius-sm:3px;
  --shadow:0 8px 40px rgba(0,0,0,.6);
  --glow:0 0 14px rgba(22,199,154,.4);
  --scan:rgba(77,255,195,.05);
  --panel-hd:linear-gradient(180deg,rgba(10,18,21,.95),rgba(8,14,17,.88));
  --panel-side:linear-gradient(180deg,rgba(10,17,20,.9),rgba(6,11,13,.94));
  --panel-card-hd:linear-gradient(180deg,rgba(18,30,34,.9),rgba(12,20,24,.8));
  --field-bg:rgba(5,10,12,.6);
  --header-bg:rgba(8,14,17,.94);
}
[data-theme="light"]{
  --bg:#eef3f0;--bg2:#e6ece9;
  --surf:rgba(255,255,255,.9);--surf2:rgba(245,249,247,.9);--surf3:rgba(233,241,237,.95);
  --border:rgba(13,122,95,.18);--border2:rgba(13,122,95,.34);
  --text:#0b2019;--muted:#3e6b5d;--dim:#7ba193;
  --g4:#0d7a5f;
  --scan:rgba(13,122,95,.04);
  --glow:0 0 12px rgba(13,122,95,.18);
  --panel-hd:linear-gradient(180deg,rgba(255,255,255,.96),rgba(248,251,249,.92));
  --panel-side:linear-gradient(180deg,rgba(255,255,255,.94),rgba(245,249,247,.96));
  --panel-card-hd:linear-gradient(180deg,rgba(240,247,244,.96),rgba(230,240,236,.92));
  --field-bg:rgba(255,255,255,.75);
  --header-bg:rgba(255,255,255,.9);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{height:100%;overflow:hidden;}
body{
  position:fixed;inset:0;width:100%;
  font-family:'Syne',sans-serif;background:var(--bg);color:var(--text);height:100%;overflow:hidden;
  /* faint technical grid + corner vignettes = "instrument panel" ground */
  background-image:
    linear-gradient(var(--scan) 1px,transparent 1px),
    linear-gradient(90deg,var(--scan) 1px,transparent 1px),
    radial-gradient(ellipse at 15% 0%,rgba(22,199,154,.07) 0%,transparent 55%),
    radial-gradient(ellipse at 85% 100%,rgba(34,211,238,.05) 0%,transparent 55%);
  background-size:44px 44px,44px 44px,100% 100%,100% 100%;
}
::-webkit-scrollbar{width:5px;height:5px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:var(--border2);border-radius:0;}
::-webkit-scrollbar-thumb:hover{background:var(--g3);}
::selection{background:rgba(22,199,154,.3);color:var(--g4);}

/* HUD corner brackets — the signature framing element */
.hud{position:relative;}
.hud::before,.hud::after{
  content:'';position:absolute;width:9px;height:9px;pointer-events:none;
  border-color:var(--g3);opacity:.55;transition:opacity .2s;
}
.hud::before{top:-1px;left:-1px;border-top:1.5px solid;border-left:1.5px solid;}
.hud::after{bottom:-1px;right:-1px;border-bottom:1.5px solid;border-right:1.5px solid;}
.mono{font-family:'JetBrains Mono',monospace;}

/* LOGIN */
#login-screen{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:var(--bg);z-index:300;overflow:hidden;}
.login-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(ellipse at 25% 75%,rgba(22,199,154,.16) 0%,transparent 55%),
    radial-gradient(ellipse at 75% 25%,rgba(34,211,238,.11) 0%,transparent 50%);
}
/* slow sweeping radar line behind the login card */
.login-bg::after{
  content:'';position:absolute;top:50%;left:50%;width:150vmax;height:150vmax;
  transform-origin:0 0;
  background:conic-gradient(from 0deg,transparent 0deg,rgba(22,199,154,.10) 14deg,transparent 30deg);
  animation:radar 7s linear infinite;
}
@keyframes radar{to{transform:rotate(360deg);}}
.login-card{position:relative;z-index:1;width:100%;max-width:410px;padding:20px;}
.login-logo{text-align:center;margin-bottom:34px;}
.login-logo .icon{
  width:66px;height:66px;background:linear-gradient(135deg,var(--g2),var(--g3));
  display:flex;align-items:center;justify-content:center;margin:0 auto 18px;
  box-shadow:0 0 40px rgba(22,199,154,.4),inset 0 0 20px rgba(255,255,255,.12);
  clip-path:polygon(22% 0,100% 0,100% 78%,78% 100%,0 100%,0 22%);
}
.login-logo .icon svg{width:32px;height:32px;fill:#04120e;}
.login-logo h1{font-size:19px;font-weight:800;letter-spacing:.4px;}
.login-logo p{
  font-size:10px;color:var(--g4);margin-top:7px;letter-spacing:4px;text-transform:uppercase;
  font-family:'JetBrains Mono',monospace;opacity:.8;
}
.login-box{
  background:var(--surf);backdrop-filter:blur(14px);border:1px solid var(--border2);
  border-radius:var(--radius);padding:30px;box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.04);
}
.field-label{
  display:block;font-size:10px;font-weight:700;color:var(--muted);margin-bottom:8px;
  letter-spacing:2px;text-transform:uppercase;font-family:'JetBrains Mono',monospace;
}
.field-input{
  width:100%;background:var(--field-bg);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:11px 14px;font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--g4);
  outline:none;transition:all .18s;
}
.field-input:focus{border-color:var(--g3);box-shadow:0 0 0 3px rgba(22,199,154,.12),var(--glow);}
.pw-wrap{position:relative;}
.pw-wrap .field-input{padding-right:44px;}
.pw-eye{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--muted);font-size:16px;padding:0;}
.login-btn{
  width:100%;margin-top:22px;padding:13px;background:linear-gradient(135deg,var(--g2),var(--g3));
  color:#04120e;border:none;border-radius:var(--radius-sm);font-family:'Syne',sans-serif;
  font-size:13px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;cursor:pointer;
  transition:all .18s;box-shadow:0 0 18px rgba(22,199,154,.28);
}
.login-btn:hover{box-shadow:0 0 30px rgba(22,199,154,.5);transform:translateY(-1px);}
.login-err{margin-top:12px;font-size:12px;color:var(--red);text-align:center;display:none;font-family:'JetBrains Mono',monospace;}
.login-footer{text-align:center;font-size:10px;color:var(--dim);margin-top:22px;letter-spacing:1.4px;font-family:'JetBrains Mono',monospace;}

/* APP */
#main-app{display:none;height:100vh;flex-direction:column;}

/* HEADER */
.app-header{
  height:56px;background:var(--panel-hd);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--border2);
  display:flex;align-items:center;padding:0 16px;gap:13px;flex-shrink:0;z-index:100;position:relative;
}
/* thin animated accent line under the header */
.app-header::after{
  content:'';position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,var(--g3),var(--cy),transparent);
  opacity:.55;animation:sweep 6s ease-in-out infinite;
}
@keyframes sweep{0%,100%{opacity:.25;transform:translateX(-12%)}50%{opacity:.7;transform:translateX(12%)}}
.header-logo{
  width:32px;height:32px;background:linear-gradient(135deg,var(--g2),var(--g3));
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  clip-path:polygon(24% 0,100% 0,100% 76%,76% 100%,0 100%,0 24%);
  box-shadow:0 0 16px rgba(22,199,154,.4);
}
.header-logo svg{width:15px;height:15px;fill:#04120e;}
.header-brand .name{font-size:12px;font-weight:800;letter-spacing:.3px;line-height:1.3;}
.header-brand .sub{font-size:9px;color:var(--g4);letter-spacing:2.6px;line-height:1.3;font-family:'JetBrains Mono',monospace;opacity:.75;text-transform:uppercase;}
.header-spacer{flex:1;}
/* telemetry readouts in the header bar */
.telemetry{display:flex;align-items:center;gap:16px;padding:0 14px;border-left:1px solid var(--border);border-right:1px solid var(--border);height:30px;}
.telem{display:flex;flex-direction:column;gap:1px;line-height:1;}
.telem-k{font-size:8px;color:var(--dim);letter-spacing:1.4px;text-transform:uppercase;font-family:'JetBrains Mono',monospace;}
.telem-v{font-size:12px;font-weight:600;color:var(--g4);font-family:'JetBrains Mono',monospace;}
.live-pill{
  display:flex;align-items:center;gap:6px;padding:5px 12px;font-size:10px;font-weight:700;
  letter-spacing:1.6px;text-transform:uppercase;font-family:'JetBrains Mono',monospace;
  background:rgba(255,59,92,.09);color:var(--red);border:1px solid rgba(255,59,92,.35);
  transition:all .3s;white-space:nowrap;border-radius:var(--radius-sm);
}
.live-pill.live{background:rgba(22,199,154,.11);color:var(--g4);border-color:var(--border2);box-shadow:var(--glow);}
.live-pill .dot{width:6px;height:6px;border-radius:50%;background:currentColor;box-shadow:0 0 8px currentColor;}
.live-pill.live .dot{animation:pulse 1.2s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.clock{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--muted);letter-spacing:.5px;}
.logout-btn{
  background:none;border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 13px;
  font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;letter-spacing:1.2px;
  text-transform:uppercase;color:var(--muted);cursor:pointer;transition:all .18s;
}
.logout-btn:hover{border-color:var(--red);color:var(--red);box-shadow:0 0 12px rgba(255,59,92,.2);}
.icon-btn{width:32px;height:32px;background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .18s;flex-shrink:0;color:var(--muted);}
.icon-btn:hover{border-color:var(--g3);color:var(--g4);}
.icon-btn svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;}
.menu-btn{display:none;}

/* BODY */
.app-body{display:flex;flex:1;overflow:hidden;height:calc(100vh - 56px);}

/* SIDEBAR */
.sidebar{
  width:290px;min-width:290px;background:var(--panel-side);
  backdrop-filter:blur(12px);border-right:1px solid var(--border2);
  display:flex;flex-direction:column;flex-shrink:0;overflow:hidden;
}
/* TAB RAIL — replaces the old single endless scroll */
.tab-rail{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--border2);flex-shrink:0;}
.tab-btn{
  padding:11px 4px 9px;background:transparent;border:none;border-bottom:2px solid transparent;
  font-family:'JetBrains Mono',monospace;font-size:9px;font-weight:600;letter-spacing:1.3px;
  text-transform:uppercase;color:var(--dim);cursor:pointer;transition:all .18s;
  display:flex;flex-direction:column;align-items:center;gap:5px;
}
.tab-btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.8;}
.tab-btn:hover{color:var(--muted);background:rgba(22,199,154,.04);}
.tab-btn.active{color:var(--g4);border-bottom-color:var(--g3);background:rgba(22,199,154,.07);text-shadow:0 0 10px rgba(77,255,195,.45);}
.tab-panels{flex:1;overflow-y:auto;}
.tab-panel{display:none;}
.tab-panel.active{display:block;animation:fadeIn .22s ease;}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

.sidebar-section{padding:15px 16px;border-bottom:1px solid var(--border);}
.section-hd{
  font-size:9px;font-weight:700;color:var(--g4);letter-spacing:2.2px;text-transform:uppercase;
  margin-bottom:12px;display:flex;align-items:center;justify-content:space-between;
  font-family:'JetBrains Mono',monospace;opacity:.85;
}
.section-hd::before{content:'▸ ';color:var(--g3);}
.api-dot{width:7px;height:7px;border-radius:50%;background:var(--dim);transition:all .3s;}
.api-dot.ok{background:var(--g3);box-shadow:0 0 10px var(--g3);}
.api-dot.err{background:var(--red);box-shadow:0 0 10px var(--red);}
.field-group{display:flex;flex-direction:column;gap:6px;margin-bottom:11px;}
.field-group label{font-size:9px;font-weight:600;color:var(--muted);letter-spacing:1.4px;text-transform:uppercase;font-family:'JetBrains Mono',monospace;}
.field-group input,.field-group select{
  background:var(--field-bg);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:9px 11px;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--g4);
  outline:none;width:100%;transition:all .18s;
}
.field-group input:focus,.field-group select:focus{border-color:var(--g3);box-shadow:var(--glow);}
.connect-btn{
  width:100%;padding:10px;background:linear-gradient(135deg,var(--g2),var(--g3));color:#04120e;
  border:none;border-radius:var(--radius-sm);font-family:'Syne',sans-serif;font-size:12px;
  font-weight:800;letter-spacing:1.3px;text-transform:uppercase;cursor:pointer;transition:all .18s;
  box-shadow:0 0 14px rgba(22,199,154,.25);
}
.connect-btn:hover{box-shadow:0 0 26px rgba(22,199,154,.45);transform:translateY(-1px);}

/* CAMERA SELECTOR */
.cam-selector{
  width:100%;background:var(--field-bg);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:9px 11px;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--g4);
  outline:none;margin-bottom:13px;cursor:pointer;transition:all .18s;
}
.cam-selector:focus{border-color:var(--g3);box-shadow:var(--glow);}

/* CLASSES */
.classes-search input{
  width:100%;background:var(--field-bg);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:8px 11px;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--g4);outline:none;margin-bottom:8px;transition:all .18s;
}
.classes-search input:focus{border-color:var(--g3);box-shadow:var(--glow);}
.classes-actions{display:flex;gap:6px;margin-bottom:8px;}
.cls-action-btn{
  flex:1;padding:6px;background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);
  font-family:'JetBrains Mono',monospace;font-size:9px;font-weight:600;letter-spacing:1.1px;
  text-transform:uppercase;color:var(--muted);cursor:pointer;transition:all .18s;
}
.cls-action-btn:hover{border-color:var(--g3);color:var(--g4);box-shadow:var(--glow);}
.classes-list{max-height:190px;overflow-y:auto;display:flex;flex-direction:column;gap:1px;}
.class-item{display:flex;align-items:center;gap:9px;padding:5px 8px;border-radius:var(--radius-sm);cursor:pointer;user-select:none;border-left:2px solid transparent;transition:all .14s;}
.class-item:hover{background:rgba(22,199,154,.07);border-left-color:var(--g3);}
.class-item input[type=checkbox]{accent-color:var(--g3);width:13px;height:13px;cursor:pointer;}
.class-item .cls-name{font-size:11.5px;font-weight:500;flex:1;}
.class-item .cls-id{font-size:9px;color:var(--dim);font-family:'JetBrains Mono',monospace;}
.cls-group-label{font-size:8.5px;font-weight:700;color:var(--g3);letter-spacing:1.8px;text-transform:uppercase;padding:8px 8px 3px;margin-top:3px;font-family:'JetBrains Mono',monospace;opacity:.7;}
.apply-cls-btn{
  width:100%;margin-top:9px;padding:9px;background:rgba(22,199,154,.09);border:1px solid var(--border2);
  border-radius:var(--radius-sm);font-family:'Syne',sans-serif;font-size:11px;font-weight:800;
  letter-spacing:1.2px;text-transform:uppercase;color:var(--g4);cursor:pointer;transition:all .18s;
}
.apply-cls-btn:hover{background:rgba(22,199,154,.2);border-color:var(--g3);box-shadow:var(--glow);}

/* MODEL */
.model-options{display:flex;flex-direction:column;gap:5px;}
.model-opt{
  display:flex;align-items:center;gap:10px;padding:8px 11px;border-radius:var(--radius-sm);
  border:1px solid var(--border);cursor:pointer;transition:all .18s;background:var(--surf2);
  position:relative;overflow:hidden;
}
.model-opt::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:transparent;transition:background .18s;}
.model-opt:hover{border-color:var(--border2);}
.model-opt.active{border-color:var(--g3);background:rgba(22,199,154,.1);box-shadow:var(--glow);}
.model-opt.active::before{background:var(--g3);}
.model-opt input[type=radio]{accent-color:var(--g3);}
.model-info{flex:1;}
.model-name{font-size:11.5px;font-weight:700;letter-spacing:.4px;}
.model-desc{font-size:9.5px;color:var(--muted);}
.model-badge{font-size:9px;font-family:'JetBrains Mono',monospace;color:var(--g3);opacity:.75;}

/* GIMBAL CONTROL — octagonal HUD D-pad */
.gimbal-pad{display:grid;grid-template-columns:40px 40px 40px;grid-template-rows:40px 40px 40px;grid-template-areas:". up ." "left center right" ". down .";gap:5px;justify-content:center;margin-bottom:12px;}
.gimbal-btn{
  background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;cursor:pointer;user-select:none;
  transition:all .12s;touch-action:none;color:var(--muted);
  clip-path:polygon(20% 0,80% 0,100% 20%,100% 80%,80% 100%,20% 100%,0 80%,0 20%);
}
.gimbal-btn:hover{border-color:var(--g3);color:var(--g4);background:rgba(22,199,154,.1);}
.gimbal-btn.pressed{background:var(--g3);border-color:var(--g4);color:#04120e;box-shadow:0 0 22px rgba(22,199,154,.6);transform:scale(.93);}
.gimbal-btn svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2;}
.gp-up{grid-area:up;}
.gp-down{grid-area:down;}
.gp-left{grid-area:left;}
.gp-right{grid-area:right;}
.gp-center{grid-area:center;background:var(--surf3);color:var(--g3);}
.gimbal-zoom{display:flex;gap:6px;}
.gimbal-zoom-btn{
  flex:1;padding:9px;background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);
  font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;letter-spacing:.8px;
  color:var(--muted);cursor:pointer;user-select:none;text-align:center;transition:all .12s;touch-action:none;
}
.gimbal-zoom-btn:hover{border-color:var(--g3);color:var(--g4);}
.gimbal-zoom-btn.pressed{background:var(--g3);border-color:var(--g4);color:#04120e;box-shadow:0 0 18px rgba(22,199,154,.5);}

/* CONFIDENCE / SLIDER READOUTS */
.conf-val{
  font-family:'JetBrains Mono',monospace;font-size:22px;font-weight:500;color:var(--g4);
  text-align:center;margin-bottom:9px;letter-spacing:1px;text-shadow:0 0 16px rgba(77,255,195,.45);
}
.conf-labels{display:flex;justify-content:space-between;font-size:8.5px;color:var(--dim);margin-top:7px;letter-spacing:.8px;text-transform:uppercase;font-family:'JetBrains Mono',monospace;}
input[type=range]{-webkit-appearance:none;width:100%;height:3px;background:var(--border2);border-radius:0;outline:none;}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:14px;height:14px;background:var(--g3);cursor:pointer;
  border-radius:50%;box-shadow:0 0 14px rgba(22,199,154,.75);border:2px solid var(--bg);
}
input[type=range]::-moz-range-thumb{width:14px;height:14px;background:var(--g3);cursor:pointer;border-radius:50%;border:2px solid var(--bg);}

/* COUNTS */
.counts-grid{display:flex;flex-direction:column;gap:6px;}
.count-card{
  background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:10px 12px;transition:all .18s;position:relative;overflow:hidden;
}
.count-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--g3);opacity:.5;}
.count-card:hover{border-color:var(--border2);box-shadow:var(--glow);}
.count-card-hd{display:flex;align-items:center;gap:7px;margin-bottom:7px;}
.count-dot{width:7px;height:7px;border-radius:50%;box-shadow:0 0 8px currentColor;}
.count-label{font-size:10px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;font-family:'JetBrains Mono',monospace;}
.count-rows{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;}
.count-row{display:flex;flex-direction:column;gap:2px;}
.count-key{font-size:8.5px;color:var(--dim);letter-spacing:1.2px;text-transform:uppercase;font-family:'JetBrains Mono',monospace;}
.count-num{font-size:19px;font-weight:600;font-family:'JetBrains Mono',monospace;color:var(--g4);text-shadow:0 0 12px rgba(77,255,195,.35);}

/* CAMERA MANAGER */
.camera-list{display:flex;flex-direction:column;gap:5px;margin-bottom:9px;}
.camera-item{display:flex;align-items:center;gap:9px;padding:8px 11px;background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);transition:all .18s;}
.camera-item:hover{border-color:var(--border2);}
.cam-health{width:7px;height:7px;border-radius:50%;background:var(--dim);flex-shrink:0;transition:all .3s;}
.cam-health.live{background:var(--g3);box-shadow:0 0 10px var(--g3);}
.cam-info{flex:1;min-width:0;}
.cam-name{font-size:11.5px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.cam-path{font-size:9px;color:var(--dim);font-family:'JetBrains Mono',monospace;letter-spacing:.3px;}
.cam-actions{display:flex;gap:4px;flex-shrink:0;}
.cam-btn{width:23px;height:23px;background:var(--surf3);border:1px solid var(--border);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .18s;}
.cam-btn:hover{border-color:var(--g3);box-shadow:var(--glow);}
.cam-btn svg{width:11px;height:11px;stroke:var(--muted);fill:none;stroke-width:2;}
.cam-btn:hover svg{stroke:var(--g4);}
.add-cam-form{background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:11px;display:none;flex-direction:column;gap:8px;}
.add-cam-form.open{display:flex;}
.add-cam-btn{
  width:100%;padding:8px;background:transparent;border:1px dashed var(--border2);border-radius:var(--radius-sm);
  font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;letter-spacing:1.1px;
  text-transform:uppercase;color:var(--muted);cursor:pointer;transition:all .18s;
}
.add-cam-btn:hover{border-color:var(--g3);color:var(--g4);background:rgba(22,199,154,.06);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:6px;}
.save-cam-btn{padding:8px;background:linear-gradient(135deg,var(--g2),var(--g3));color:#04120e;border:none;border-radius:var(--radius-sm);font-family:'Syne',sans-serif;font-size:11px;font-weight:800;letter-spacing:1.1px;text-transform:uppercase;cursor:pointer;}

/* SESSIONS */
.sessions-table{width:100%;border-collapse:collapse;font-size:10.5px;font-family:'JetBrains Mono',monospace;}
.sessions-table th{text-align:left;padding:6px 8px;color:var(--g3);font-weight:600;border-bottom:1px solid var(--border2);font-size:8.5px;letter-spacing:1.3px;text-transform:uppercase;}
.sessions-table td{padding:6px 8px;border-bottom:1px solid var(--border);color:var(--muted);}
.sessions-table tr:hover td{color:var(--text);background:rgba(22,199,154,.04);}
.sessions-wrap{max-height:170px;overflow-y:auto;}
.csv-btn{
  width:100%;margin-top:9px;padding:8px;background:var(--surf2);border:1px solid var(--border);
  border-radius:var(--radius-sm);font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;
  letter-spacing:1.1px;text-transform:uppercase;color:var(--g4);cursor:pointer;transition:all .18s;
}
.csv-btn:hover{border-color:var(--g3);box-shadow:var(--glow);}

/* TOGGLES */
.theme-toggle{display:flex;align-items:center;gap:10px;padding:9px 11px;background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:all .18s;}
.theme-toggle:hover{border-color:var(--border2);}
.toggle-track{width:34px;height:18px;background:var(--border2);border-radius:100px;position:relative;transition:all .25s;flex-shrink:0;}
.toggle-track.on{background:var(--g3);box-shadow:0 0 14px rgba(22,199,154,.55);}
.toggle-track::after{content:'';position:absolute;top:2px;left:2px;width:14px;height:14px;background:#dff5ec;border-radius:50%;transition:transform .25s;}
.toggle-track.on::after{transform:translateX(16px);background:#04120e;}
.theme-label{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.6px;}

/* MAIN CONTENT */
.main-content{flex:1;overflow:hidden;padding:12px;display:flex;flex-direction:column;gap:10px;}

/* AUTO GRID — fills screen, no scroll */
.stream-grid{display:grid;gap:8px;flex:1;overflow:hidden;}

/* Grid sizing based on camera count */
.stream-grid.g1{grid-template-columns:1fr;grid-template-rows:1fr;}
.stream-grid.g2{grid-template-columns:1fr 1fr;grid-template-rows:1fr;}
.stream-grid.g3{grid-template-columns:1fr 1fr 1fr;grid-template-rows:1fr;}
.stream-grid.g4{grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;}
.stream-grid.g5{grid-template-columns:1fr 1fr 1fr;grid-template-rows:1fr 1fr;}
.stream-grid.g6{grid-template-columns:1fr 1fr 1fr;grid-template-rows:1fr 1fr;}
.stream-grid.g7{grid-template-columns:1fr 1fr 1fr 1fr;grid-template-rows:1fr 1fr;}
.stream-grid.g8{grid-template-columns:1fr 1fr 1fr 1fr;grid-template-rows:1fr 1fr;}
.stream-grid.g9{grid-template-columns:1fr 1fr 1fr;grid-template-rows:1fr 1fr 1fr;}
.stream-grid.g10,.stream-grid.g11,.stream-grid.g12{grid-template-columns:1fr 1fr 1fr 1fr;grid-template-rows:1fr 1fr 1fr;}

.stream-card{
  background:var(--surf);backdrop-filter:blur(10px);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;min-height:0;
  position:relative;transition:border-color .25s,box-shadow .25s;
}
.stream-card:hover{border-color:var(--border2);box-shadow:0 0 30px rgba(22,199,154,.1);}
/* HUD corner brackets on every video card */
.stream-card::before,.stream-card::after{
  content:'';position:absolute;width:14px;height:14px;pointer-events:none;z-index:70;
  border-color:var(--g3);opacity:.7;
}
.stream-card::before{top:32px;left:5px;border-top:2px solid;border-left:2px solid;}
.stream-card::after{bottom:5px;right:5px;border-bottom:2px solid;border-right:2px solid;}
.stream-card-header{
  display:flex;align-items:center;gap:7px;padding:7px 11px;
  background:var(--panel-card-hd);
  border-bottom:1px solid var(--border);flex-shrink:0;
}
.stream-card-health{width:7px;height:7px;border-radius:50%;background:var(--red);flex-shrink:0;box-shadow:0 0 8px var(--red);transition:all .3s;}
.stream-card-health.live{background:var(--g3);box-shadow:0 0 10px var(--g3);animation:pulse 1.6s ease-in-out infinite;}
.stream-card-name{font-size:10.5px;font-weight:700;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.7px;text-transform:uppercase;}
.stream-type-sel{display:flex;gap:3px;}
.stream-type-btn{
  padding:3px 10px;border-radius:var(--radius-sm);font-family:'JetBrains Mono',monospace;font-size:9px;
  font-weight:700;letter-spacing:.9px;cursor:pointer;border:1px solid var(--border);
  background:var(--surf3);color:var(--muted);transition:all .18s;white-space:nowrap;
}
.stream-type-btn:hover{border-color:var(--border2);color:var(--g4);}
.stream-type-btn.active{background:var(--g3);border-color:var(--g4);color:#04120e;box-shadow:0 0 12px rgba(22,199,154,.45);}
.stream-card-actions{display:flex;gap:4px;flex-shrink:0;}
.stream-action{width:23px;height:23px;background:var(--surf3);border:1px solid var(--border);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .18s;}
.stream-action:hover{border-color:var(--g3);box-shadow:var(--glow);}
.stream-action svg{width:11px;height:11px;stroke:var(--muted);fill:none;stroke-width:2;}
.stream-action:hover svg{stroke:var(--g4);}
.stream-action.recording{border-color:var(--red);box-shadow:0 0 12px rgba(255,59,92,.4);animation:pulse 1.4s ease-in-out infinite;}
.stream-action.recording svg{stroke:var(--red);}
.video-wrap{position:relative;background:#000;flex:1;min-height:0;overflow:hidden;}
.video-wrap video{width:100%;height:100%;object-fit:contain;display:block;}
/* slow scanline sweep across live video — pure decoration, never blocks clicks */
.video-wrap::after{
  content:'';position:absolute;left:0;right:0;height:35%;pointer-events:none;z-index:54;
  background:linear-gradient(180deg,transparent,rgba(77,255,195,.045),transparent);
  animation:scanline 5.5s linear infinite;
}
@keyframes scanline{0%{top:-35%}100%{top:100%}}
.gimbal-drag-indicator{position:absolute;width:100px;height:100px;border:2px solid rgba(255,255,255,.4);border-radius:50%;pointer-events:none;display:none;z-index:60;box-shadow:0 0 0 2000px rgba(0,0,0,.08);}
.gimbal-drag-thumb{position:absolute;width:36px;height:36px;background:rgba(64,145,108,.85);border:2px solid white;border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;}
.gimbal-focus-ring{position:absolute;width:60px;height:60px;border:2px solid var(--g4);border-radius:50%;pointer-events:none;z-index:61;animation:focusRingPulse .7s ease-out forwards;}
@keyframes focusRingPulse{0%{transform:scale(1.3);opacity:1;}70%{opacity:.8;}100%{transform:scale(0.85);opacity:0;}}

/* AUTO-FOLLOW clickable overlay — targeting-reticle styling */
.detect-overlay{position:absolute;inset:0;pointer-events:none;z-index:55;}
.detect-box{position:absolute;pointer-events:auto;cursor:crosshair;border:1.5px solid rgba(77,255,195,.28);border-radius:2px;transition:all .14s;}
.detect-box:hover{border-color:var(--g4);background:rgba(22,199,154,.14);box-shadow:0 0 18px rgba(77,255,195,.45),inset 0 0 18px rgba(77,255,195,.1);}
.detect-box .detect-label{
  position:absolute;top:-19px;left:-1px;font-size:9px;font-weight:700;color:#04120e;
  background:var(--g4);padding:2px 6px;border-radius:2px;white-space:nowrap;opacity:0;
  transition:opacity .14s;pointer-events:none;font-family:'JetBrains Mono',monospace;letter-spacing:.6px;text-transform:uppercase;
}
.detect-box:hover .detect-label{opacity:1;}
/* locked target: amber reticle with pulsing corner ticks */
.detect-box.followed{border-color:var(--amber);border-width:2px;background:rgba(255,179,64,.13);box-shadow:0 0 24px rgba(255,179,64,.5),inset 0 0 20px rgba(255,179,64,.08);animation:lockPulse 1.5s ease-in-out infinite;}
@keyframes lockPulse{0%,100%{box-shadow:0 0 24px rgba(255,179,64,.5),inset 0 0 20px rgba(255,179,64,.08);}50%{box-shadow:0 0 38px rgba(255,179,64,.75),inset 0 0 26px rgba(255,179,64,.14);}}
.detect-box.followed .detect-label{opacity:1;background:var(--amber);color:#1a1000;}
.follow-banner{
  position:absolute;top:10px;left:50%;transform:translateX(-50%);z-index:62;display:none;
  align-items:center;gap:11px;padding:7px 14px;background:var(--header-bg);backdrop-filter:blur(8px);
  border:1px solid var(--amber);border-radius:var(--radius-sm);box-shadow:0 0 26px rgba(255,179,64,.35);
}
.follow-banner .fb-dot{width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 10px var(--amber);animation:pulse 1.2s ease-in-out infinite;}
.follow-banner .fb-label{font-size:10px;font-weight:700;color:var(--amber);white-space:nowrap;font-family:'JetBrains Mono',monospace;letter-spacing:1.5px;text-transform:uppercase;}
.follow-banner .fb-stop{
  padding:4px 12px;background:rgba(255,59,92,.15);border:1px solid var(--red);color:var(--red);
  border-radius:var(--radius-sm);font-family:'JetBrains Mono',monospace;font-size:9px;font-weight:700;
  letter-spacing:1.2px;text-transform:uppercase;cursor:pointer;transition:all .18s;
}
.follow-banner .fb-stop:hover{background:rgba(255,59,92,.3);box-shadow:0 0 14px rgba(255,59,92,.4);}
.video-offline{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(ellipse at center,#0a1114 0%,#04080a 100%);z-index:56;}
.video-offline svg{width:30px;height:30px;stroke:var(--dim);fill:none;stroke-width:1.5;margin-bottom:11px;opacity:.6;}
.video-offline p{font-size:10px;color:var(--dim);font-weight:600;font-family:'JetBrains Mono',monospace;letter-spacing:2px;text-transform:uppercase;}
.video-offline p.connecting{color:var(--g4);animation:offlinePulse 1.1s ease-in-out infinite;}
@keyframes offlinePulse{0%,100%{opacity:.4}50%{opacity:1}}

/* CONTROLS */
.controls-bar{display:flex;gap:7px;flex-wrap:wrap;flex-shrink:0;}
.ctrl-btn{
  display:flex;align-items:center;gap:7px;background:var(--surf);backdrop-filter:blur(8px);
  border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 15px;
  font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;letter-spacing:1.2px;
  text-transform:uppercase;color:var(--muted);cursor:pointer;transition:all .18s;white-space:nowrap;
}
.ctrl-btn svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2;}
.ctrl-btn:hover{border-color:var(--g3);color:var(--g4);box-shadow:var(--glow);transform:translateY(-1px);}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(2,5,6,.8);backdrop-filter:blur(6px);z-index:500;display:none;align-items:center;justify-content:center;}
.modal-overlay.open{display:flex;}
.modal{background:var(--surf);backdrop-filter:blur(16px);border:1px solid var(--border2);border-radius:var(--radius);padding:26px;width:100%;max-width:360px;box-shadow:var(--shadow);}
.modal h3{font-size:12px;font-weight:800;margin-bottom:18px;letter-spacing:1.8px;text-transform:uppercase;color:var(--g4);font-family:'JetBrains Mono',monospace;}
.modal-actions{display:flex;gap:8px;margin-top:18px;}
.modal-cancel{flex:1;padding:10px;background:var(--surf2);border:1px solid var(--border);border-radius:var(--radius-sm);font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);cursor:pointer;transition:all .18s;}
.modal-cancel:hover{border-color:var(--border2);color:var(--text);}
.modal-save{flex:1;padding:10px;background:linear-gradient(135deg,var(--g2),var(--g3));color:#04120e;border:none;border-radius:var(--radius-sm);font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;cursor:pointer;}

/* MOBILE */
@media(max-width:768px){
  .sidebar{position:fixed;left:0;top:56px;bottom:0;z-index:150;transition:transform .3s;box-shadow:var(--shadow);width:88vw;min-width:0;max-width:340px;transform:translateX(-100%);}
  .sidebar.open{transform:translateX(0);}
  .sidebar-overlay{display:none;position:fixed;inset:0;top:56px;background:rgba(0,0,0,.6);z-index:149;}
  .sidebar-overlay.show{display:block;}
  .main-content{padding:8px;gap:8px;}
  .header-brand .sub{display:none;}
  .telemetry{display:none;}
  .clock{display:none;}
  .menu-btn{display:flex!important;}
  .stream-grid.g2,.stream-grid.g3,.stream-grid.g4,.stream-grid.g5,.stream-grid.g6{grid-template-columns:1fr;grid-template-rows:repeat(auto-fill,minmax(220px,1fr));}
  /* Single camera used to stretch to fill the ENTIRE screen below the header, making the
     page feel like just a video player with no visible way back to the controls. Capping
     it leaves the header/menu button clearly visible without needing to zoom out first. */
  .stream-grid.g1{max-height:62vh;}

  /* ── TOUCH TARGETS — every interactive control brought up to a comfortable
     thumb-sized tap area (~40-46px) instead of the tighter desktop/mouse sizing ── */
  .icon-btn{width:40px;height:40px;}
  .cam-btn{width:38px;height:38px;}
  .cam-btn svg{width:15px;height:15px;}
  .stream-action{width:38px;height:38px;}
  .stream-action svg{width:15px;height:15px;}
  .stream-type-btn{padding:8px 14px;font-size:11px;}
  .gimbal-zoom-btn{padding:13px;}
  .gimbal-btn{width:46px!important;height:46px!important;}
  .gimbal-pad{grid-template-columns:46px 46px 46px;grid-template-rows:46px 46px 46px;}
  .pw-eye{width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:18px;right:6px;}
  .tab-btn{padding:13px 4px 11px;}
  .class-item{padding:9px 8px;gap:11px;}
  .class-item input[type=checkbox]{width:18px;height:18px;}
  .cls-action-btn{padding:10px;}
  .theme-toggle{padding:12px 13px;}
  .fb-stop{padding:7px 14px!important;}
  .tab-rail{padding-bottom:2px;}

  /* Inputs at 16px+ stop iOS Safari's disorienting auto-zoom-on-focus —
     desktop keeps its tighter HUD sizing, this only applies under 768px */
  .field-input,.field-group input,.field-group select,.classes-search input,
  .cam-selector,input[type=text],input[type=password]{font-size:16px;padding:12px 13px;}
  .login-box{padding:24px 22px;}

  /* kill the 300ms tap delay on anything clickable, feels much snappier on a phone */
  button,.tab-btn,.cam-btn,.stream-action,.stream-type-btn,.gimbal-btn,.gimbal-zoom-btn,
  .class-item,.model-opt,.theme-toggle,.detect-box,.ctrl-btn{touch-action:manipulation;}
}


/* Set up your drones: one folded row per drone */
.setup-cam { border-top: 1px solid rgba(255,255,255,.08); padding: 6px 0; }
.setup-cam summary { cursor: pointer; font-weight: 600; font-size: 13px; padding: 4px 0; }
.setup-row { display: flex; gap: 6px; flex-wrap: wrap; margin: 6px 0 4px; }
.setup-btn { flex: 1; min-width: 70px; text-align: center; padding: 6px 8px; border-radius: 6px; font-size: 12px;
  font-weight: 600; text-decoration: none; border: 1px solid rgba(255,255,255,.15); background: rgba(61,220,132,.12);
  color: inherit; cursor: pointer; font-family: inherit; }
.setup-btn:hover { background: rgba(61,220,132,.25); }
.setup-note { font-size: 11px; opacity: .7; margin-top: 4px; }
.setup-code { font-size: 18px; font-weight: 700; letter-spacing: 2px; opacity: 1; margin-right: 6px; }

/* sign-in / change-password screens */
.login-switch{text-align:center;margin-top:16px;}
.login-switch a{color:inherit;opacity:.75;font-size:13px;}
.login-switch a:hover{opacity:1;}
.login-ok{margin-top:12px;font-size:12px;color:var(--accent,#16c79a);text-align:center;font-family:'JetBrains Mono',monospace;}
.login-ok:empty{display:none;}
.pw-title{font-size:15px;font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:18px;text-align:center;}