:root{
  --bg:#0e1116; --panel:#161b22; --panel2:#1c232c; --line:#2a323d;
  --ink:#e6edf3; --dim:#8b949e; --accent:#3b82f6; --good:#2ea043;
  --warn:#d29922; --bad:#f85149;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:14px/1.5 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:inherit;text-decoration:none}
main{max-width:1400px;margin:0 auto;padding:24px 20px 60px}

nav{display:flex;align-items:center;gap:20px;padding:0 20px;height:52px;
  background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
nav a{color:var(--dim);font-weight:500;padding:4px 0;border-bottom:2px solid transparent}
nav a:hover{color:var(--ink)}
nav a.on{color:var(--ink);border-bottom-color:var(--accent)}
nav .brand{color:var(--ink);font-weight:700;letter-spacing:.5px;font-size:15px;border:0}
nav .brand span{color:var(--accent)}
nav .spacer{flex:1}
nav .who em{font-style:normal;color:var(--accent);font-size:11px;text-transform:uppercase;
  border:1px solid var(--line);border-radius:10px;padding:1px 7px;margin-left:6px}
nav .out{color:var(--dim)}

h1{font-size:20px;margin:0 0 4px}
h2{font-size:15px;margin:28px 0 12px;color:var(--dim);font-weight:600;
  text-transform:uppercase;letter-spacing:.6px}
.sub{color:var(--dim);margin:0 0 20px}

.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(auto-fit,minmax(420px,1fr))}
.g4{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}

.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.card .thumb{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:#000}
.card .meta{padding:10px 12px}
.card .meta b{display:block;font-size:13px}
.card .meta small{color:var(--dim)}

.tag{display:inline-block;font-size:11px;padding:1px 7px;border-radius:10px;
  border:1px solid var(--line);color:var(--dim);margin-right:4px}
.tag.people{color:#79c0ff;border-color:#1f6feb}
.tag.vehicle{color:#ffa657;border-color:#bd561d}
.tag.dog_cat{color:#d2a8ff;border-color:#8957e5}
.tag.md{color:var(--dim)}

table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line)}
th{color:var(--dim);font-size:12px;text-transform:uppercase;letter-spacing:.5px}
tr:hover td{background:var(--panel2)}

input,select,button{font:inherit;color:var(--ink);background:var(--panel2);
  border:1px solid var(--line);border-radius:6px;padding:8px 10px}
input:focus,select:focus{outline:2px solid var(--accent);outline-offset:-1px}
button{background:var(--accent);border-color:var(--accent);color:#fff;cursor:pointer;font-weight:600}
button:hover{filter:brightness(1.1)}
button.ghost{background:transparent;color:var(--dim);border-color:var(--line);font-weight:500}
button.danger{background:transparent;color:var(--bad);border-color:#5c2b28}
button.danger:hover{background:var(--bad);color:#fff}

.bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:18px}
.err{background:#3d1d1d;border:1px solid #5c2b28;color:#ffb4ab;padding:10px 12px;
  border-radius:6px;margin-bottom:16px}
.ok{background:#12261a;border:1px solid #1f6f3d;color:#7ee2a8;padding:10px 12px;
  border-radius:6px;margin-bottom:16px}
.empty{color:var(--dim);padding:40px;text-align:center;border:1px dashed var(--line);
  border-radius:10px}

video{width:100%;background:#000;border-radius:10px;display:block}
.player{max-width:1100px}
.kv{display:grid;grid-template-columns:130px 1fr;gap:6px 14px;margin-top:16px;
  color:var(--dim);font-size:13px}
.kv b{color:var(--ink);font-weight:500}

.login{max-width:340px;margin:14vh auto;padding:26px;background:var(--panel);
  border:1px solid var(--line);border-radius:12px}
.login h1{text-align:center;margin-bottom:20px}
.login input{width:100%;margin-bottom:10px}
.login button{width:100%;margin-top:6px}
.login .brand{display:block;text-align:center;font-weight:700;font-size:18px;margin-bottom:2px}
.login .brand span{color:var(--accent)}

/* ---- loading / buffering indicator -------------------------------------
   A stalled video looks exactly like a finished one. Anything that is
   waiting says so, with a spinner and a reason. */
.vwrap{position:relative;line-height:0}
.vwrap video{display:block}
.spin{position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  flex-direction:column;gap:12px;background:rgba(8,11,15,.55);border-radius:10px;
  pointer-events:none;backdrop-filter:blur(2px);z-index:2}
.spin.on{display:flex}
.spin .ring{width:44px;height:44px;border-radius:50%;
  border:3px solid rgba(255,255,255,.16);border-top-color:var(--accent);
  animation:spinr .9s linear infinite}
.spin .msg{color:#e6edf3;font-size:13px;font-weight:500;letter-spacing:.2px;
  text-shadow:0 1px 3px rgba(0,0,0,.7)}
.spin .sub2{color:#9aa4ae;font-size:11px;margin-top:-6px}
@keyframes spinr{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.spin .ring{animation-duration:2.4s}}

/* live tiles are smaller: scale the ring down */
.card .spin .ring{width:32px;height:32px;border-width:2px}
.card .spin .msg{font-size:12px}

/* end-of-clip marker, so "finished" is unmistakably different from "buffering" */
.ended{position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  background:rgba(8,11,15,.6);border-radius:10px;z-index:3}
.ended.on{display:flex}
.ended button{pointer-events:auto}