:root{
  --bg:#0d0c14;--bg2:#141220;--text:#f4f2f8;--dim:#c9c4d4;--mute:#928ca0;
  --border:#ffffff1a;--border2:#ffffff33;--border3:#ffffff59;
  --card:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));
  --field:rgba(10,10,20,.46);
  --live:#5fe38a;--brb:#f5c97a;--danger:#ff8f8f;--accent:#b9a7ff;
  --r:8px;--r2:5px;
}
*{box-sizing:border-box}
html,body{margin:0;background:radial-gradient(1200px 600px at 20% -10%,#2a2142 0%,transparent 60%),radial-gradient(900px 500px at 110% 10%,#1d2a3f 0%,transparent 55%),var(--bg);color:var(--text);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:var(--accent)}
[hidden]{display:none!important}
.wrap{max-width:860px;margin:0 auto;padding:16px 16px 40px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.mute{color:var(--mute)}
.glass{background:var(--card);border:1px solid var(--border);border-radius:var(--r);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 12px 26px rgba(0,0,0,.16);padding:20px;margin:0 0 16px;position:relative;overflow:hidden}
.glass:before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.2),rgba(255,255,255,.05))}
h2{font-size:17px;margin:0 0 4px;display:flex;align-items:center;gap:10px}
h2 i{color:var(--accent);font-size:16px}
h3{font-size:14px;margin:0 0 6px;color:var(--dim)}
.sub{color:var(--dim);font-size:14px;margin:0 0 14px}
.hint{color:var(--mute);font-size:13px;margin:6px 0 0}
.lbl{display:block;color:var(--mute);font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;margin:12px 0 6px}
.err{color:var(--danger);font-size:14px;margin:10px 0 0}
.msg{color:var(--live);font-size:14px;margin:10px 0 0}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* brand */
.brand{display:flex;gap:14px;align-items:center}
.brand h1{margin:0;font-size:20px;letter-spacing:-.01em}
.brand p{margin:0;color:var(--dim);font-size:13px}
.brand-ico{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:6px;border:1px solid var(--border);
  background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,.06));font-size:20px}
.brand.small .brand-ico{width:38px;height:38px;font-size:16px}
.brand.small h1{font-size:16px}

/* buttons & fields */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:5px;border:1px solid var(--border);cursor:pointer;
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.02));color:var(--text);font:600 14px/1.2 inherit;text-decoration:none;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07),0 6px 14px rgba(0,0,0,.1);transition:background .15s,border-color .15s,transform .15s;-webkit-tap-highlight-color:transparent}
.btn:hover{border-color:var(--border3);background:linear-gradient(180deg,rgba(255,255,255,.11),rgba(255,255,255,.04))}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.primary{border-color:rgba(185,167,255,.45);background:linear-gradient(180deg,rgba(185,167,255,.28),rgba(185,167,255,.1))}
.btn.danger{border-color:rgba(255,143,143,.45);background:linear-gradient(180deg,rgba(255,143,143,.22),rgba(255,143,143,.07))}
.btn.ghost{background:transparent;box-shadow:none}
.btn.danger.ghost{background:transparent;color:var(--danger)}
.btn.icon{padding:10px 12px}
.btn.big{padding:16px 14px;font-size:15px}
.btn.wide{width:100%;margin-top:16px;padding:14px}
.field{width:100%;background:var(--field);border:1px solid var(--border);border-radius:var(--r2);color:var(--text);padding:11px 12px;font-size:15px;outline:none}
.field:focus{border-color:var(--border3)}
.field.big{font-size:22px;letter-spacing:.12em;text-align:center;padding:14px}
select.field{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#aaa 50%),linear-gradient(135deg,#aaa 50%,transparent 50%);
  background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px;background-repeat:no-repeat;padding-right:34px}
.switch{appearance:none;width:48px;height:28px;border-radius:14px;background:#ffffff22;position:relative;cursor:pointer;flex:0 0 auto;transition:background .2s}
.switch:after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:left .2s}
.switch:checked{background:var(--live)}
.switch:checked:after{left:23px}

/* topbar */
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;max-width:860px;margin:0 auto}
.topbar-right{display:flex;gap:10px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:6px 10px;border-radius:20px;border:1px solid var(--border);color:var(--dim)}
.pill i{font-size:8px}
.pill.on i{color:var(--live)}
.pill.off i{color:var(--danger)}

/* hero */
.hero-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.state{display:inline-flex;align-items:center;gap:12px;font-size:30px;font-weight:800;letter-spacing:.04em}
.state .dot{width:16px;height:16px;border-radius:50%;background:var(--mute)}
.state.live{color:var(--live)}.state.live .dot{background:var(--live);box-shadow:0 0 0 0 rgba(95,227,138,.6);animation:pulse 1.6s infinite}
.state.brb{color:var(--brb)}.state.brb .dot{background:var(--brb);animation:pulse-b 1.6s infinite}
.state.offline{color:var(--danger)}.state.offline .dot{background:var(--danger)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(95,227,138,.55)}70%{box-shadow:0 0 0 14px rgba(95,227,138,0)}100%{box-shadow:0 0 0 0 rgba(95,227,138,0)}}
@keyframes pulse-b{0%{box-shadow:0 0 0 0 rgba(245,201,122,.55)}70%{box-shadow:0 0 0 14px rgba(245,201,122,0)}100%{box-shadow:0 0 0 0 rgba(245,201,122,0)}}
.hero-meta{display:flex;flex-direction:column;align-items:flex-end;font-size:13px;color:var(--dim)}
.spark-wrap{margin:14px 0 6px}
#spark{width:100%;height:70px;display:block}
.spark-legend{display:flex;gap:14px;font-size:11px;color:var(--mute);margin-top:4px}
.lg{display:inline-block;width:10px;height:3px;border-radius:2px;margin-right:6px;vertical-align:middle}
.lg.in{background:var(--accent)}.lg.out{background:var(--live)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}
.stat{background:var(--field);border:1px solid var(--border);border-radius:var(--r2);padding:10px 12px;min-width:0}
.stat .k{display:block;font-size:11px;color:var(--mute);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.stat .v{display:block;font-weight:700;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.v.good{color:var(--live)}.v.warn{color:var(--brb)}.v.bad{color:var(--danger)}

/* warnings */
.warn-box{display:flex;gap:10px;align-items:flex-start;border:1px solid rgba(245,201,122,.35);border-left:3px solid var(--brb);background:rgba(245,201,122,.06);
  border-radius:var(--r2);padding:12px 14px;margin:0 0 10px;font-size:14px;color:var(--dim)}
.warn-box i{color:var(--brb);margin-top:3px}
.warn-box.bad{border-color:rgba(255,143,143,.4);border-left-color:var(--danger);background:rgba(255,143,143,.06)}
.warn-box.bad i{color:var(--danger)}

/* controls */
.controls{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:12px}
.av{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}
.av .lbl{margin:0}
.av-ctl{display:flex;gap:8px;align-items:center}
.av-val{min-width:76px;text-align:center;font-weight:700}

/* destinations */
.dest{display:flex;gap:12px;align-items:center;background:var(--field);border:1px solid var(--border);border-radius:var(--r2);padding:12px 14px;margin:0 0 10px}
.dest .pico{width:38px;height:38px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:18px;background:#ffffff0f;flex:0 0 auto}
.dest .body{flex:1;min-width:0}
.dest .name{font-weight:700}
.dest .meta{font-size:12px;color:var(--mute);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dest .st{font-size:12px;font-weight:600}
.dest .btn{padding:8px 12px;font-size:13px}
@media(max-width:640px){.dest{flex-wrap:wrap}.dest .body{flex-basis:calc(100% - 60px)}}
.st.ok{color:var(--live)}.st.err{color:var(--danger)}.st.idle{color:var(--mute)}
.dest-form{margin-top:14px;padding-top:6px;border-top:1px solid var(--border)}
.keyrow{display:flex;gap:8px}
.locked{opacity:.5}

/* settings */
.settings .set{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:12px 0;border-bottom:1px solid var(--border)}
.settings .set span{display:flex;flex-direction:column}
.settings .set small{color:var(--mute);font-size:12px;margin-top:2px}
.settings .set select{max-width:240px}

/* brb */
.brb{display:grid;grid-template-columns:1.2fr 1fr;gap:16px;align-items:start}
.brb-prev{aspect-ratio:16/9;border-radius:var(--r2);overflow:hidden;border:1px solid var(--border);background:#000;display:flex;align-items:center;justify-content:center}
.brb-prev img,.brb-prev video{width:100%;height:100%;object-fit:contain}
.brb-side{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.styles{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin:0 0 16px}
.style{position:relative;border:2px solid var(--border);border-radius:var(--r2);overflow:hidden;cursor:pointer;background:#000;padding:0;
  aspect-ratio:16/9;transition:border-color .15s,transform .15s}
.style img,.style video{width:100%;height:100%;object-fit:cover;display:block}
.style span{position:absolute;left:0;right:0;bottom:0;padding:16px 8px 6px;font:700 12px inherit;color:#fff;text-align:left;
  background:linear-gradient(0deg,rgba(0,0,0,.85),transparent)}
.style:hover{transform:translateY(-2px);border-color:var(--border3)}
.style.sel{border-color:var(--live);box-shadow:0 0 0 2px rgba(95,227,138,.25)}
.style.sel:after{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;top:6px;right:6px;width:22px;height:22px;
  border-radius:50%;background:var(--live);color:#062;display:flex;align-items:center;justify-content:center;font-size:12px}
.style.classic{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1d1a2b,#0d0c14)}
.style.classic b{font:800 18px inherit;letter-spacing:.06em;color:#fff}

/* setup */
.picker{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.dev{display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 8px;border-radius:var(--r2);border:1px solid var(--border);background:var(--card);color:var(--dim);font:600 14px inherit;cursor:pointer}
.dev i{font-size:22px}
.dev small{display:block;font-size:11px;color:var(--mute);font-weight:500}
.dev span{text-align:center}
.dev.active{border-color:var(--border3);color:#fff;background:linear-gradient(180deg,rgba(255,255,255,.1),rgba(255,255,255,.035))}
.dev-detail{margin-top:16px}
.qr{display:flex;gap:16px;align-items:center;margin:14px 0}
.qr #qr{background:#fff;padding:10px;border-radius:6px;line-height:0}
.qr p{color:var(--dim);font-size:14px}
.kv .item{background:var(--field);border:1px solid var(--border);border-radius:var(--r2);padding:10px 12px;margin:0 0 8px;display:flex;justify-content:space-between;gap:10px;align-items:center}
.kv .item .k{font-size:11px;color:var(--mute);text-transform:uppercase;font-weight:600;letter-spacing:.05em}
.kv .item .val{font-family:ui-monospace,Menlo,monospace;font-size:14px;overflow-wrap:anywhere}
.tips{margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}
.tips ul{margin:0;padding-left:18px;color:var(--dim);font-size:14px}
.tips li{margin:3px 0}

/* login */
.login{min-height:100vh;display:flex;align-items:center;justify-content:center}
.login-card{width:100%;max-width:420px;padding:28px}
.login-card .brand{margin-bottom:10px}

.foot{text-align:center;color:var(--mute);font-size:12px;margin-top:20px}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#1d1a2b;border:1px solid var(--border2);padding:12px 18px;border-radius:6px;
  box-shadow:0 10px 30px rgba(0,0,0,.4);font-size:14px;z-index:50;max-width:90vw}
.toast.bad{border-color:rgba(255,143,143,.5)}

@media(max-width:640px){
  .wrap{padding:10px 10px 30px}
  .glass{padding:16px}
  .state{font-size:24px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid2,.brb{grid-template-columns:1fr}
  .picker{grid-template-columns:repeat(2,1fr)}
  .settings .set{flex-direction:column;align-items:stretch}
  .settings .set select{max-width:none}
  .qr{flex-direction:column;text-align:center}
  .hero-meta{align-items:flex-start}
}

/* progressive disclosure */
.adv{margin-top:14px;border-top:1px solid var(--border);padding-top:10px}
.adv>summary{list-style:none;cursor:pointer;color:var(--mute);font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:8px;padding:4px 0;user-select:none}
.adv>summary::-webkit-details-marker{display:none}
.adv>summary i{font-size:10px;transition:transform .15s}
.adv[open]>summary i{transform:rotate(90deg)}
.adv>summary:hover{color:var(--text)}
.adv[open]>summary{margin-bottom:8px}
.adv-row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:6px 0 4px}
.adv-row .lbl{margin:0}
.adv .av{margin-top:10px}
.state-msg{margin:8px 0 0;color:var(--dim);font-size:15px}
.tips.adv{margin-top:16px}

/* admin */
.wrap.wide{max-width:1200px}
.admin-bar{position:sticky;top:0;z-index:40;display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap;
  background:linear-gradient(90deg,#5a2a8a,#2a3f8a);color:#fff;font-size:13px;padding:8px 14px}
.admin-bar b{color:#fff}
.admin-panel{border-color:rgba(185,167,255,.45)}
.kv-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px;margin:12px 0}
.kv-grid div{background:var(--field);border:1px solid var(--border);border-radius:var(--r2);padding:8px 10px;min-width:0}
.kv-grid span{display:block;font-size:11px;color:var(--mute);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.kv-grid b{display:block;font-size:14px;overflow-wrap:anywhere}
.logs{background:#07060c;border:1px solid var(--border);border-radius:var(--r2);padding:10px;max-height:420px;overflow:auto;
  font:12px/1.5 ui-monospace,Menlo,monospace;color:#cfc9da;white-space:pre-wrap;word-break:break-all;margin:8px 0 0}
.logs.small{max-height:300px}
.logs .lw{color:var(--brb)}.logs .le{color:var(--danger)}.logs .ls{color:var(--live)}
.log-tools{margin-top:4px}
.field.slim,.btn.slim{padding:7px 10px;font-size:13px;width:auto}
.chk{display:inline-flex;gap:6px;align-items:center;font-size:13px;color:var(--dim)}
.row.between{justify-content:space-between;margin-top:0}
.table-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;color:var(--mute);font-size:11px;text-transform:uppercase;letter-spacing:.05em;padding:8px;border-bottom:1px solid var(--border)}
.tbl td{padding:9px 8px;border-bottom:1px solid var(--border);vertical-align:top}
.tbl tr:hover td{background:rgba(255,255,255,.03)}
.tbl small{display:block;color:var(--mute)}
.badge{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:10px;border:1px solid var(--border)}
.badge.live{color:var(--live);border-color:rgba(95,227,138,.4)}.badge.brb{color:var(--brb);border-color:rgba(245,201,122,.4)}
.badge.off{color:var(--danger);border-color:rgba(255,143,143,.4)}.badge.idle{color:var(--dim)}
.fleet-sum{display:flex;gap:14px;flex-wrap:wrap;color:var(--dim);font-size:13px;margin:10px 0}
/* checklist */
.steps{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.steps li{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border:1px solid var(--border);border-radius:var(--r2);background:var(--field)}
.steps small{display:block;color:var(--mute);font-size:13px}
.steps .ck{flex:0 0 auto;width:22px;height:22px;border-radius:50%;border:2px solid var(--border2);margin-top:2px}
.steps li.done{opacity:.65}
.steps li.done .ck{background:var(--live);border-color:var(--live)}
.steps li.next{border-color:rgba(185,167,255,.55)}
.warn-inline{color:var(--brb);font-size:13px;margin:6px 0 0}
@media(max-width:640px){
  .kv-grid{grid-template-columns:1fr 1fr;gap:6px}
  .kv-grid div{padding:6px 8px}
  .kv-grid b{font-size:13px}
  .admin-bar{font-size:12px;padding:6px 10px}
  .tbl{font-size:13px}
}