:root {
  --bg: #0b1220;
  --bg2: #111a2e;
  --card: #151f36;
  --line: #24304d;
  --text: #e6ebf5;
  --muted: #8b97b3;
  --accent: #22d3ee;
  --accent2: #0e9fb6;
  --danger: #f05a6e;
  --live: #22c55e;
  --warn: #f5b942;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 20% -10%, #14233f 0%, var(--bg) 60%);
  color: var(--text);
  font: 15px/1.6 system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); background: var(--bg2); padding: 1px 6px; border-radius: 4px; font-size: 0.92em; }

.top {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 20px; border-bottom: 1px solid var(--line);
  background: rgba(11,18,32,0.7); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 5;
}
.brand { font-weight: 700; font-size: 1.1rem; color: var(--text); display: flex; align-items: center; gap: 8px; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.host { color: var(--muted); font-family: var(--mono); font-size: 0.85rem; margin-right: auto; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 20px 16px 60px; }
.foot { text-align: center; color: var(--muted); font-size: 0.8rem; padding: 20px; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 20px 22px; margin-bottom: 18px; box-shadow: 0 8px 30px rgba(0,0,0,0.25);
}
.card.login { max-width: 420px; margin: 60px auto; }
h1 { font-size: 1.4rem; margin: 0 0 12px; }
h2 { font-size: 1.15rem; margin: 0 0 10px; }
h3 { font-size: 0.95rem; margin: 18px 0 6px; color: var(--accent); letter-spacing: 0.02em; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }

label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=password], input:not([type]) {
  width: 100%; padding: 9px 11px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--bg2); color: var(--text); font-size: 0.95rem; font-family: inherit;
}
input:focus { outline: 2px solid var(--accent2); outline-offset: 1px; }
input[readonly] { font-family: var(--mono); font-size: 0.88rem; color: #cfe8ff; }
input.secret { color: #ffd6a1; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .grid { grid-template-columns: 1fr; } }

.btn {
  display: inline-block; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--bg2); color: var(--text); cursor: pointer; font-size: 0.9rem; font-family: inherit;
  transition: background .15s, border-color .15s;
}
.btn:hover { background: #1b2742; border-color: #35467a; text-decoration: none; }
.btn.primary { background: var(--accent); color: #05131a; border-color: var(--accent); font-weight: 700; }
.btn.primary:hover { background: #4be0f5; }
.btn.danger { border-color: var(--danger); color: var(--danger); }
.btn.danger:hover { background: rgba(240,90,110,0.15); }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 10px; font-size: 0.8rem; }
form.inline { display: inline; }

.flash { padding: 10px 14px; border-radius: 10px; background: rgba(34,211,238,0.12); border: 1px solid rgba(34,211,238,0.4); margin-bottom: 14px; }
.flash.error { background: rgba(240,90,110,0.12); border-color: rgba(240,90,110,0.5); }
.flash.warn { background: rgba(245,185,66,0.12); border-color: rgba(245,185,66,0.5); }

.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em; }
.badge.live { background: rgba(34,197,94,0.15); color: var(--live); border: 1px solid rgba(34,197,94,0.5); }
.badge.off { background: rgba(139,151,179,0.12); color: var(--muted); border: 1px solid var(--line); }
tr.disabled td { opacity: 0.55; }

.table-wrap { overflow-x: auto; }
table.streams { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
table.streams th, table.streams td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.streams th { color: var(--muted); font-weight: 500; font-size: 0.8rem; }
td.actions { text-align: right; }
td.actions .btn { margin-left: 4px; }

.title-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.title-row h1 { margin: 0; }
code.slug { font-size: 0.8em; color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 14px 0; }
.stats > div { background: var(--bg2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.stats .k { display: block; font-size: 0.75rem; color: var(--muted); }
.stats .v { font-size: 1.15rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.stats .v.small { font-size: 0.85rem; font-weight: 500; }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.actions.row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }

.url { display: grid; grid-template-columns: 130px 1fr auto; gap: 8px; align-items: center; margin: 6px 0; }
.url label { margin: 0; }
@media (max-width: 640px) { .url { grid-template-columns: 1fr; } .url label { margin-top: 6px; } }
.btn.copied { border-color: var(--live); color: var(--live); }

details.obs { margin-top: 14px; background: var(--bg2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 14px; }
details.obs summary { cursor: pointer; color: var(--accent); }
details.obs ul { margin: 8px 0 4px; padding-left: 20px; font-size: 0.9rem; }