:root{
  --bg:#0b0f14; --panel:#121821; --panel2:#0e141c; --line:#1f2937;
  --txt:#e5e7eb; --muted:#8b949e; --acc:#22d3ee; --acc2:#6366f1;
  --green:#34d399; --red:#f87171; --amber:#fbbf24; --dim:#334155;
  --radius:10px; --shadow:0 8px 24px rgba(0,0,0,.45);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--txt);height:100vh;height:100dvh;display:flex;flex-direction:column;overscroll-behavior:none}
button{font-family:inherit;cursor:pointer}
a{color:var(--acc)}
:focus-visible{outline:2px solid var(--acc);outline-offset:2px}
::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--dim);border-radius:5px}::-webkit-scrollbar-track{background:transparent}
[hidden]{display:none!important}

/* ---------- Login ---------- */
.login-screen{position:fixed;inset:0;background:radial-gradient(1200px 600px at 20% -10%,#123 0%,var(--bg) 60%);display:flex;align-items:center;justify-content:center;z-index:100}
.login-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:32px 36px;width:340px;max-width:92vw;box-shadow:var(--shadow)}
.login-card h2{margin:0 0 4px;font-size:22px;letter-spacing:.3px}
.login-card .sub{margin:0 0 20px;color:var(--muted);font-size:13px}
.login-card input{width:100%;padding:11px 12px;margin-bottom:12px;background:var(--panel2);border:1px solid var(--line);border-radius:8px;color:var(--txt);font-size:14px}
.login-card .err{color:var(--red);font-size:13px;min-height:18px;margin-bottom:8px}
.login-btn{width:100%;padding:12px;background:linear-gradient(135deg,var(--acc),var(--acc2));border:none;border-radius:8px;color:#04121a;font-weight:700;font-size:15px}

/* ---------- Top bar ---------- */
.topbar{display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap}
.brand{font-weight:800;font-size:17px;letter-spacing:.3px;display:flex;align-items:center;gap:8px;white-space:nowrap}
.brand .logo{font-size:20px}
.topbar .spacer{flex:1}
.btn{background:var(--panel2);border:1px solid var(--line);color:var(--txt);padding:8px 12px;border-radius:8px;font-size:13px}
.btn:hover{border-color:var(--acc);color:var(--acc)}
.btn.primary{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121a;font-weight:600;border:none}
.btn.danger{background:var(--red);border:none;color:#fff}
.btn:disabled{opacity:.45;cursor:not-allowed}
.topbar .btn.armed.on{color:var(--green);border-color:#1f3d33}
.topbar .btn.armed.off{color:var(--muted)}
.user-menu{display:flex;align-items:center;gap:8px}
.u-role{font-size:11px;padding:2px 8px;border-radius:20px;background:var(--acc2);color:#fff}
.u-role.viewer{background:var(--dim)}
.u-name{font-size:13px;color:var(--muted)}
.status-pill{font-size:12px;padding:4px 10px;border-radius:20px;background:var(--panel2);border:1px solid var(--line);display:flex;gap:6px;align-items:center}
.status-pill .dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex:0 0 auto}
.dot.ok{background:var(--green);box-shadow:0 0 6px var(--green)}
.dot.err{background:var(--red);box-shadow:0 0 6px var(--red)}
.dot.warn{background:var(--amber);box-shadow:0 0 6px var(--amber)}
.dot.dim{background:var(--dim)}

/* ---------- Toolbar / subnav ---------- */
.subnav{display:flex;align-items:center;gap:10px;padding:8px 16px;background:var(--panel2);border-bottom:1px solid var(--line);flex-wrap:wrap}
.subnav select,.subnav input[type=text]{background:var(--panel);border:1px solid var(--line);color:var(--txt);padding:6px 10px;border-radius:7px;font-size:13px}
.subnav label,.toggle{font-size:12px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.seg{display:flex;gap:6px;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:3px}
.seg button{background:none;border:none;color:var(--muted);padding:5px 12px;border-radius:6px;font-size:12px;font-weight:600}
.seg button.active{background:var(--acc);color:#04121a}
.legend{font-size:11px;color:var(--dim);margin-left:auto}

/* ---------- Grid ---------- */
#content{flex:1;overflow:auto;padding:6px 0 20px}
.site-head{display:flex;align-items:center;gap:10px;margin:14px 16px 8px}
.site-head h3{margin:0;font-size:15px;color:var(--txt)}
.site-head .count{font-size:12px;color:var(--muted)}
.site-head .btn{background:none;border:1px solid var(--line);color:var(--muted);font-size:11px;border-radius:5px;padding:2px 7px}
.site-head .btn:hover{color:var(--acc);border-color:var(--acc)}
.section-label{margin:12px 16px 6px;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:1px}
.grid{display:grid;gap:12px;padding:0 16px}
.grid.cols-auto{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}

.tile{position:relative;background:#000;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/9;border:1px solid var(--line);box-shadow:var(--shadow);cursor:zoom-in}
.tile img{width:100%;height:100%;object-fit:cover;display:block}
.tile.offline img{filter:grayscale(1) brightness(.5)}
.tile.offline{cursor:default}
.tile .titlebar{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;gap:8px;padding:8px 10px;background:linear-gradient(180deg,rgba(0,0,0,.75),transparent);z-index:2;font-size:13px;font-weight:600;pointer-events:none}
.tile .status{font-size:11px;font-weight:500;padding:2px 8px;border-radius:20px;background:rgba(0,0,0,.5);white-space:nowrap}
.status.ok{color:var(--green)}.status.err{color:var(--red)}.status.wat{color:var(--amber)}.status.mut{color:var(--muted)}
.tile .meta{position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;gap:10px;padding:7px 10px;background:linear-gradient(0deg,rgba(0,0,0,.72),transparent);z-index:2;font-size:10.5px;color:#cbd5e1;pointer-events:none;font-variant-numeric:tabular-nums}
.tile .meta .m-lbl{color:var(--muted)}
.tile .alert-badge{position:absolute;bottom:34px;left:10px;z-index:2;align-items:center;gap:6px;font-size:12px;font-weight:600;background:rgba(220,38,38,.9);color:#fff;padding:3px 10px;border-radius:20px;display:none}
.tile.alerting .alert-badge{display:flex}
.tile.alerting{outline:2px solid var(--red);outline-offset:-2px;animation:pulse 1s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(248,113,113,.5)}50%{box-shadow:0 0 0 8px rgba(248,113,113,0)}}
.tile .actions{position:absolute;top:34px;right:8px;z-index:3;display:flex;gap:4px;flex-direction:column;opacity:0;transition:opacity .15s}
.tile:hover .actions,.tile:focus-within .actions{opacity:1}
.tile .actions button{width:30px;height:30px;border-radius:6px;border:1px solid var(--line);background:rgba(15,20,28,.85);color:var(--txt);font-size:14px;line-height:1}
.tile .actions button:hover{background:var(--acc);color:#04121a}
.tile .actions button.danger{background:rgba(15,20,28,.85);color:var(--txt)}
.tile .actions button.danger:hover{background:var(--red);color:#fff}
.tile.recordonly{border-color:var(--amber);outline:1px solid var(--amber)}
.tile.noalert{border-color:var(--dim);outline:1px solid var(--dim)}
.tile .badge{position:absolute;top:34px;left:10px;z-index:2;font-size:10px;background:rgba(0,0,0,.6);color:var(--acc);padding:2px 6px;border-radius:4px}
.tile .rec-ind{position:absolute;bottom:34px;right:10px;z-index:2;font-size:10px;display:none;gap:4px;align-items:center;color:var(--green)}
.tile.recording .rec-ind{display:flex}
.rec-ind .rec-dot{width:7px;height:7px;border-radius:50%;background:var(--red);animation:blink 1.2s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.2}}
.tile .hint{position:absolute;inset:auto 0 42% 0;text-align:center;z-index:2;font-size:12px;color:var(--txt);text-shadow:0 1px 3px #000;pointer-events:none}
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty .primary{margin-top:12px;padding:10px 18px;background:linear-gradient(135deg,var(--acc),var(--acc2));border:none;border-radius:8px;color:#04121a;font-weight:600}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Alerts feed dock ---------- */
.feed-dock{position:fixed;right:16px;top:110px;width:360px;max-width:calc(100vw - 32px);max-height:70vh;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);display:none;flex-direction:column;z-index:50;overflow:hidden}
.feed-dock.open{display:flex}
.fd-head{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line)}
.fd-head h3{margin:0;font-size:14px}
.fd-head div{display:flex;gap:4px}
.fd-list{overflow-y:auto;padding:6px}
.feed-item{display:flex;gap:10px;padding:8px;border-radius:8px;align-items:center;cursor:pointer}
.feed-item:hover{background:var(--panel2)}
.feed-item img{width:74px;height:42px;object-fit:cover;border-radius:6px;background:#000}
.fi-meta{flex:1;min-width:0}
.fi-cam{font-size:12px;font-weight:600}
.fi-lbl{font-size:11px;color:var(--amber)}
.fi-lbl.sys{color:var(--red)}
.fi-time{font-size:10px;color:var(--muted)}
.fi-play{background:var(--acc);border:none;color:#04121a;border-radius:6px;padding:6px 10px;font-weight:700}
.fd-empty{padding:18px;text-align:center;color:var(--muted);font-size:12px}

/* ---------- Modal ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;align-items:center;justify-content:center;z-index:60;backdrop-filter:blur(2px)}
.modal-bg.show{display:flex}
.modal{background:var(--panel);border:1px solid var(--line);border-radius:14px;width:520px;max-width:94vw;max-height:88vh;overflow:auto;box-shadow:var(--shadow)}
.modal .mhead{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px 18px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--panel);z-index:2}
.modal .mhead h2{margin:0;font-size:16px}
.modal .mbody{padding:16px 18px}
.modal .mbody label{display:block;font-size:12px;color:var(--muted);margin:12px 0 4px}
.modal .mbody input,.modal .mbody select{width:100%;padding:9px 10px;background:var(--panel2);border:1px solid var(--line);border-radius:7px;color:var(--txt);font-size:13px}
.mfoot{display:flex;justify-content:flex-end;gap:8px;padding:14px 18px;border-top:1px solid var(--line)}
.mfoot .btn{padding:8px 14px}
.mfoot .btn.danger{margin-right:auto}

/* ---------- Review / analytics ---------- */
.an-tabs{display:flex;gap:4px;padding:10px 16px 0;border-bottom:1px solid var(--line)}
.an-tab{padding:8px 16px;background:none;border:none;color:var(--muted);font-size:13px;font-weight:600;border-bottom:2px solid transparent}
.an-tab.active{color:var(--acc);border-bottom-color:var(--acc)}
.an-page{display:none;padding:16px;overflow:auto;flex:1}
.an-page.active{display:block}
.an-filter{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;align-items:center;font-size:12px;color:var(--muted)}
.an-filter select,.an-filter input{background:var(--panel);border:1px solid var(--line);color:var(--txt);padding:6px 8px;border-radius:7px;font-size:12px}
.an-cam{display:flex;align-items:center;gap:10px;padding:10px 14px;background:var(--panel2);border:1px solid var(--line);border-radius:10px;margin-bottom:8px;flex-wrap:wrap}
.an-cam .name{font-weight:600;font-size:14px;min-width:140px}
.an-cam .stats{display:flex;gap:14px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.an-cam .stats b{color:var(--txt)}
.an-err{font-size:11px;color:var(--red);flex-basis:100%;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all}
.an-list{display:flex;flex-direction:column;gap:8px}
.an-ev{display:flex;gap:12px;align-items:center;background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:8px}
.an-ev img{width:180px;height:100px;object-fit:cover;border-radius:8px;background:#000;flex:0 0 auto}
.ev-body{flex:1;min-width:0}
.ev-top{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.ev-top .cam{font-weight:600;font-size:13px}
.lbl{font-size:11px;background:var(--dim);color:var(--txt);padding:2px 8px;border-radius:20px}
.time{font-size:11px;color:var(--muted);margin-top:3px}
.an-pag{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--muted);margin-top:14px;justify-content:flex-end}
.poster{width:180px;height:100px;background:#000;border-radius:8px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:30px}

/* ---------- Fullscreen playback ---------- */
.player-wrap{position:fixed;inset:0;background:#000;z-index:70;display:none;flex-direction:column;overflow:hidden}
.player-wrap.show{display:flex}
.p-head{display:flex;align-items:center;gap:12px;padding:10px 16px;background:rgba(10,14,20,.92);border-bottom:1px solid var(--line);z-index:2;flex:0 0 auto;flex-wrap:wrap}
.p-head .name{font-weight:700;font-size:15px}
.p-head .spacer{flex:1}
.p-modes{display:flex;gap:6px;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:3px}
.p-modes button{background:none;border:none;color:var(--muted);padding:5px 10px;border-radius:6px;font-size:12px;font-weight:600}
.p-modes button.active{background:var(--acc);color:#04121a}
.p-body{position:relative;flex:1 1 auto;min-height:0;display:flex;align-items:center;justify-content:center;background:#000}
.p-body video,.p-body img.fast{width:100%;height:100%;object-fit:contain;display:block;background:#000}
.p-spin{position:absolute;inset:0;display:none;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:var(--muted);font-size:13px;background:rgba(0,0,0,.55)}
.p-spin.show{display:flex}
.p-live{position:absolute;left:12px;top:12px;z-index:3}
.p-timeline{display:flex;align-items:center;gap:12px;padding:10px 16px;background:rgba(10,14,20,.92);border-top:1px solid var(--line);font-size:12px;color:var(--muted);flex-wrap:wrap}
.p-timeline input[type=range]{flex:1;min-width:120px;accent-color:var(--acc)}
.p-ptz{padding:8px 16px;background:rgba(10,14,20,.92);display:flex;gap:6px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--line)}
.p-ptz .pad{display:grid;grid-template-columns:repeat(3,34px);gap:4px}
.p-ptz .pad button{width:34px;height:34px;border-radius:7px;border:1px solid var(--line);background:var(--panel2);color:var(--txt);font-size:14px}
.p-ptz .pad button:hover,.p-ptz .pad button.on{background:var(--acc);color:#04121a}
.dn-group{display:flex;gap:4px;align-items:center}
.dn-group span{font-size:11px;color:var(--muted);margin-right:4px}
.dn-btn{padding:6px 10px;font-size:11px;border-radius:6px;border:1px solid var(--line);background:var(--panel2);color:var(--muted)}
.dn-btn.active{background:var(--acc);color:#04121a}
.p-lat{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ---------- Users / misc ---------- */
.u-row{display:flex;gap:8px;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line)}
.u-row span{min-width:0}
.uname{font-weight:600;font-size:14px}
.umeta{font-size:12px;color:var(--muted)}
.toasts{position:fixed;top:64px;right:16px;z-index:80;display:flex;flex-direction:column;gap:8px;max-width:min(340px,calc(100vw - 32px))}
.toast{background:var(--panel);border:1px solid var(--red);border-radius:10px;padding:10px;display:flex;gap:10px;align-items:center;box-shadow:var(--shadow)}
.toast.sys{border-color:var(--amber)}
.toast img{width:64px;height:36px;object-fit:cover;border-radius:5px;background:#000}
.toast b{font-size:13px}
.toast .sub{font-size:11px;color:var(--amber)}
.toast.leaving{opacity:0;transition:opacity .4s}

@media (max-width:900px){
  .grid.cols-auto{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
  .legend{display:none}
  .feed-dock{top:auto;bottom:0;right:0;left:0;width:auto;max-width:none;max-height:45vh;border-radius:12px 12px 0 0}
  .toasts{top:auto;bottom:12px;right:12px}
}