:root {
  --bg: #0f1720; --panel: #17212c; --line: #263342; --text: #e8eef4; --muted: #8a9bab;
  --accent: #36c2a0; --accent-2: #2a9d82; --warn: #f2a541; --danger: #ef6461; --info: #5aa9e6;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
body { padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom); }
.screen { max-width: 560px; margin: 0 auto; padding: 16px; }
[hidden] { display: none !important; }
.muted { color: var(--muted); } .small { font-size: 13px; } .warn-text { color: var(--warn); }

.logo { width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 8px;
  background: radial-gradient(circle at 35% 30%, var(--accent), #14524a); font-weight: 700; font-size: 30px; color: #fff; }
.logo.sm { width: 28px; height: 28px; font-size: 14px; margin: 0; display: inline-grid; }

.login-box { text-align: center; margin-top: 18vh; }
.login-box h1 { margin: 0 0 4px; }
.login-box form { display: flex; gap: 8px; margin-top: 16px; }
.login-box input { flex: 1; font-size: 24px; letter-spacing: 6px; text-align: center; padding: 12px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--panel); color: var(--text); }
.msg { min-height: 1.4em; color: var(--warn); }

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 20px; }
select, input[type=number] { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; font-size: 15px; }

.stage { text-align: center; padding: 22px 0 8px; }
.orb { width: 132px; height: 132px; margin: 0 auto; border-radius: 50%; position: relative; background: #1d2a37; transition: background .3s; }
.orb span { position: absolute; inset: 18px; border-radius: 50%; background: #2b3b4c; transition: transform .2s, background .3s; }
.orb.listening span { background: var(--accent); animation: breathe 2.4s ease-in-out infinite; }
.orb.user span { background: var(--info); transform: scale(1.12); }
.orb.thinking span { background: var(--warn); animation: breathe 1s ease-in-out infinite; }
.orb.speaking span { background: var(--accent); animation: talk .5s ease-in-out infinite alternate; }
.orb.paused span { background: #4b5968; }
.orb.error span { background: var(--danger); }
@keyframes breathe { 50% { transform: scale(.88); opacity: .8; } }
@keyframes talk { from { transform: scale(.92); } to { transform: scale(1.1); } }
.state { font-size: 22px; font-weight: 600; margin-top: 14px; }
.note { color: var(--muted); min-height: 1.4em; font-size: 14px; padding: 0 8px; }

.controls { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 14px 0 18px; }
.controls .btn:only-child, .controls #btnStart { grid-column: 1 / -1; }
.btn { border: 0; border-radius: 14px; padding: 12px 16px; font-size: 16px; font-weight: 600; cursor: pointer; color: #08131a; background: #cfd8e0; }
.btn.big { padding: 22px 16px; font-size: 21px; border-radius: 18px; min-height: 72px; }
.btn.primary { background: var(--accent); }
.btn.primary:active { background: var(--accent-2); }
.btn.warn { background: var(--warn); }
.btn.ghost { background: transparent; color: var(--text); border: 2px solid var(--line); }
.btn.small { padding: 8px 12px; font-size: 14px; }
.btn:disabled { opacity: .5; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 12px 14px; margin-bottom: 12px; }
.card h2 { font-size: 15px; margin: 0 0 8px; color: var(--muted); font-weight: 600; display: flex; align-items: center; gap: 8px; }
.card summary { cursor: pointer; color: var(--muted); font-weight: 600; font-size: 15px; }
.card summary .badge { margin-left: 6px; }
details.card[open] > summary { margin-bottom: 8px; }
.badge { background: var(--warn); color: #08131a; border-radius: 999px; padding: 0 8px; font-size: 12px; }

.tasks { list-style: none; margin: 0; padding: 0; }
.tasks li { border-top: 1px solid var(--line); padding: 8px 0; font-size: 14px; }
.tasks li:first-child { border-top: 0; }
.tasks .t-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.tasks .t-text { color: var(--text); }
.tasks .t-sub { color: var(--muted); font-size: 13px; margin-top: 2px; }
.chip { font-size: 12px; line-height: 1.6; border-radius: 999px; padding: 0 8px; white-space: nowrap; flex: 0 0 auto; align-self: flex-start; background: #2b3b4c; color: var(--text); }
.chip.en_ejecucion, .chip.pendiente { background: #20425e; }
.chip.completada { background: #1f5246; }
.chip.fallida { background: #5c2a2a; }
.chip.requiere_aclaracion, .chip.requiere_aprobacion { background: #5d4a1f; }
.chip.cancelada { background: #3a3a3a; }
.tasks button { margin-top: 6px; }

.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; text-align: center; }
.kpis b { display: block; font-size: 17px; }
.kpis small { color: var(--muted); font-size: 11px; }

.transcript { max-height: 320px; overflow-y: auto; font-size: 14px; margin-top: 8px; }
.transcript p { margin: 4px 0; }
.transcript .user { color: var(--info); }
.transcript .assistant { color: var(--text); }
.transcript .cut { color: var(--muted); font-style: italic; }
.settings { display: flex; align-items: end; gap: 8px; margin: 10px 0; flex-wrap: wrap; }
.settings label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.diag { white-space: pre-wrap; font-size: 11px; color: var(--muted); max-height: 180px; overflow: auto; background: #0b1218; padding: 8px; border-radius: 8px; }

@media (max-width: 380px) { .kpis { grid-template-columns: repeat(2, 1fr); } }