:root {
  --bg: #0f1115;
  --panel: #1a1d24;
  --fg: #f4f6fb;
  --muted: #99a0ad;
  --accent: #4f8cff;
  --danger: #ff5c5c;
  --ok: #36d399;
  --border: #2a2f3a;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}

.muted { color: var(--muted); }
.error { color: var(--danger); min-height: 1.2em; margin: 0.4rem 0; }
.link { color: var(--accent); text-decoration: none; }
.link:hover { text-decoration: underline; }
code { background: rgba(255,255,255,0.06); padding: 0.1rem 0.35rem; border-radius: 4px; font-size: 0.85em; word-break: break-all; }

/* ---- Centered card layouts (login, picker, index) ---- */
.page-center {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  width: 100%;
  max-width: 420px;
}
.card h1 { margin: 0 0 0.25rem; font-size: 1.5rem; }

/* ---- Forms / buttons ---- */
.form { display: flex; flex-direction: column; gap: 0.85rem; margin-top: 1rem; }
.form.inline { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 0.5rem; }
.form label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.9rem; }
input[type="text"], input[type="email"], input[type="password"], input:not([type]) {
  background: #0c0e12;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  padding: 0.6rem 0.7rem;
  font-size: 1rem;
}
.checkbox { flex-direction: row; align-items: center; gap: 0.4rem; }
.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.6rem 1rem;
  font-size: 0.95rem;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--fg); }
.btn.danger { background: var(--danger); }
.btn.tiny { padding: 0.1rem 0.45rem; font-size: 0.85rem; }

/* ---- Language picker ---- */
.lang-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-top: 1rem; }
.lang-btn {
  display: block;
  text-align: center;
  padding: 1rem;
  background: #0c0e12;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--fg);
  text-decoration: none;
  font-size: 1.1rem;
}
.lang-btn:hover { border-color: var(--accent); }

/* ---- Caption view ---- */
.view-body { min-height: 100vh; display: flex; flex-direction: column; }
.view-header {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--bg);
}
.view-header .spacer { flex: 1; }
.audio-toggle { display: flex; align-items: center; gap: 0.35rem; font-size: 0.9rem; color: var(--muted); }
.captions { flex: 1; overflow-y: auto; padding: 1.25rem; font-size: 1.6rem; }
.line { margin: 0 0 0.85rem; }
.line.final { color: var(--fg); }
.line.partial { color: var(--muted); }

.status-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.status-dot.connected { background: var(--ok); }
.status-dot.connecting, .status-dot.reconnecting { background: #f5c542; }
.status-dot.disconnected { background: var(--danger); }

/* ---- Room display ---- */
.display-body { margin: 0; background: #000; }
.display {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 4vh 5vw;
  color: #fff;
  font-weight: 600;
}
.d-line { margin: 0.2em 0; }
.d-line.partial { opacity: 0.6; }

/* ---- Admin ---- */
.admin-body { max-width: 980px; margin: 0 auto; padding: 1.25rem; }
.admin-header { display: flex; align-items: center; justify-content: space-between; }
.admin-main { display: flex; flex-direction: column; gap: 1.25rem; margin-top: 1rem; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 1.25rem; }
.panel h2 { margin-top: 0; }

.venue-card { border: 1px solid var(--border); border-radius: 10px; padding: 1rem; margin-bottom: 1rem; }
.venue-head { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; flex-wrap: wrap; }
.venue-actions { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.venue-body { margin-top: 0.75rem; display: flex; flex-direction: column; gap: 0.5rem; }
.kv { display: flex; gap: 0.5rem; font-size: 0.9rem; }
.kv > span { color: var(--muted); min-width: 110px; }
.badge { background: var(--ok); color: #06281c; border-radius: 999px; padding: 0.05rem 0.5rem; font-size: 0.75rem; }
.phrases { margin-top: 0.5rem; border-top: 1px solid var(--border); padding-top: 0.5rem; }
.phrases h4 { margin: 0 0 0.5rem; }
.v-phrase-list { list-style: none; padding: 0; margin: 0.5rem 0 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.v-phrase-list li { background: #0c0e12; border: 1px solid var(--border); border-radius: 999px; padding: 0.2rem 0.6rem; font-size: 0.9rem; }

.meter-block { margin-top: 0.85rem; }
.level-meter {
  height: 14px;
  background: #0c0e12;
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
  margin-top: 0.35rem;
}
.level-meter-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #2d6a4f, #6ee7a8);
  transition: width 0.15s ease-out;
}
.level-meter-fill.hot {
  background: linear-gradient(90deg, #8a5a12, #f0c040);
}
.level-meter-peak {
  height: 3px;
  background: #f0c040;
  margin-top: 4px;
  width: 0%;
  border-radius: 2px;
  transition: width 0.15s ease-out;
}

.table-wrap { overflow-x: auto; margin-top: 0.75rem; }
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.admin-table th,
.admin-table td {
  text-align: left;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.admin-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.admin-table tbody tr:last-child td { border-bottom: none; }

@media (max-width: 600px) {
  .lang-grid { grid-template-columns: 1fr; }
  .captions { font-size: 1.3rem; }
}