:root {
  --bg: #0b0e14;
  --card: #141d2e;
  --line: rgba(255, 255, 255, 0.08);
  --text: #e7ecf3;
  --muted: #8b97a8;
  --accent: #4aa3ff;
  --accent-2: #2ecc71;
  --danger: #dc3545;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(120% 120% at 0% 0%, #141d2e 0%, #0b0e14 60%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.head h1 { margin: 0; font-size: 1.9rem; }
.head .sub { margin: 0.35rem 0 1.75rem; color: var(--muted); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

.card h2 { margin: 0 0 1.1rem; font-size: 1.15rem; }

.field { display: flex; flex-direction: column; gap: 0.45rem; margin-bottom: 1.1rem; }
.field > span { font-size: 0.9rem; font-weight: 600; color: var(--muted); }

input[type="text"], input[type="url"], select, .control {
  width: 100%;
  padding: 0.7rem 0.85rem;
  background: #0e1622;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--text);
  font-size: 1rem;
}

input::placeholder { color: #51607a; }

input[type="file"] { padding: 0.55rem; }

.control.hidden, .hidden { display: none; }

.seg { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.seg button {
  flex: 1;
  min-width: 90px;
  padding: 0.5rem 0.6rem;
  background: #0e1622;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
}
.seg button.active { color: #fff; border-color: var(--accent); background: rgba(74, 163, 255, 0.15); }

.primary {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.85rem;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  color: #04101f;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}
.primary:disabled { opacity: 0.55; cursor: progress; }

.msg {
  margin-top: 1rem;
  padding: 0.75rem 0.9rem;
  border-radius: 9px;
  font-size: 0.92rem;
  word-break: break-word;
}
.msg.ok { background: rgba(46, 204, 113, 0.12); border: 1px solid rgba(46, 204, 113, 0.4); }
.msg.err { background: rgba(220, 53, 69, 0.12); border: 1px solid rgba(220, 53, 69, 0.4); }
.msg a { color: var(--accent); }

/* voice picker */
.voice-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
.voice-list .empty { grid-column: 1 / -1; color: var(--muted); margin: 0; }

.voice-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.65rem;
  background: #0e1622;
  border: 1px solid var(--line);
  border-radius: 9px;
  cursor: pointer;
}
.voice-item.selected { border-color: var(--accent); background: rgba(74, 163, 255, 0.14); }

.voice-item .play {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  padding: 0;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--text);
  font-size: 0.8rem;
  cursor: pointer;
}
.voice-item .play:hover { border-color: var(--accent); color: var(--accent); }
.voice-item .play.loading { opacity: 0.6; cursor: progress; }

.voice-item .v-name { font-weight: 600; font-size: 0.92rem; }
.voice-item .v-rec {
  margin-left: auto;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.sessions { display: flex; flex-direction: column; gap: 0.7rem; }
.sessions .empty { color: var(--muted); margin: 0; }

.session-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.8rem 0.95rem;
  background: #0e1622;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.session-row .info { min-width: 0; }
.session-row .name { font-weight: 600; }
.session-row .meta { font-size: 0.82rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.session-row .meta a { color: var(--accent); }

.leave-btn {
  flex-shrink: 0;
  padding: 0.5rem 0.9rem;
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}