:root {
  --ink: #10323A;
  --ink-2: #1C4A53;
  --paper: #EEF2EF;
  --card: #FFFFFF;
  --line: #D3DCD8;
  --muted: #5A6E73;
  --amber: #F0A202;
  --amber-soft: #FFF2CC;
  --green: #1F8F63;
  --red: #C33F2B;
  --text: #13262B;
  --radius-s: 6px;
  --radius-l: 18px;
  --disp: 'Bricolage Grotesque', system-ui, sans-serif;
  --body: 'Figtree', system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0E2328; --card: #14313A; --line: #24474F; --muted: #9DB2B6; --text: #E7EFEC;
    --ink: #E7EFEC; --ink-2: #BFD3D1; --amber-soft: #3B3214;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--text);
  font: 400 16px/1.5 var(--body); min-height: 100vh; display: flex; flex-direction: column;
}
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }

/* Cabecera */
.cabecera { display: flex; align-items: baseline; gap: 28px; padding: 20px 28px 8px; flex-wrap: wrap; }
.marca { display: flex; align-items: center; gap: 10px; }
.marca-piloto { width: 14px; height: 14px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 4px color-mix(in srgb, var(--amber) 25%, transparent); align-self: center; }
.marca-nombre { font: 800 1.45rem/1 var(--disp); color: var(--ink); letter-spacing: -0.02em; }
.marca-de { color: var(--muted); font-size: .95rem; }
.cabecera-texto { margin: 0; color: var(--muted); max-width: 62ch; }

/* Rejilla principal */
.centralita {
  flex: 1; display: grid; gap: 20px; padding: 16px 28px 24px;
  grid-template-columns: minmax(220px, 260px) minmax(0, 1.1fr) minmax(320px, 1fr);
  align-items: start;
}
.col-titulo { font: 600 .9rem/1.2 var(--body); color: var(--muted); margin: 0 0 10px; }

/* Líneas (selector de negocio) */
.lineas { position: sticky; top: 16px; }
.lineas-lista { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.linea {
  width: 100%; display: grid; grid-template-columns: 14px 1fr; gap: 12px; align-items: center;
  text-align: left; background: none; border: 0; border-bottom: 1px solid var(--line);
  padding: 12px 6px; color: var(--text);
}
.linea:hover { background: color-mix(in srgb, var(--card) 70%, transparent); }
.linea-piloto { width: 10px; height: 10px; border-radius: 50%; background: var(--line); justify-self: center; }
.linea.lista .linea-piloto { background: color-mix(in srgb, var(--green) 70%, var(--line)); }
.linea[aria-current="true"] { background: var(--card); }
.linea[aria-current="true"] .linea-piloto { background: var(--amber); box-shadow: 0 0 0 4px color-mix(in srgb, var(--amber) 28%, transparent); }
.linea-sector { display: block; font-weight: 600; }
.linea-negocio { display: block; color: var(--muted); font-size: .88rem; }
.linea-aviso { display: block; color: var(--red); font-size: .8rem; }

/* Escenario */
.escenario { background: var(--card); border-radius: var(--radius-l); padding: 28px 32px 32px; border: 1px solid var(--line); }
.esc-sector { margin: 0; color: var(--muted); font-weight: 500; }
.esc-negocio { font: 800 clamp(2rem, 1.2rem + 2.6vw, 3.3rem)/1.02 var(--disp); letter-spacing: -0.035em; margin: 4px 0 10px; color: var(--ink); }
.esc-resumen { margin: 0 0 26px; color: var(--muted); max-width: 52ch; font-size: 1.05rem; }

.llamada { display: flex; align-items: center; gap: 22px; padding: 18px 0 22px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.tecla {
  position: relative; width: 92px; height: 92px; border-radius: 50%; border: 0; flex: none;
  background: var(--green); color: #fff; display: grid; place-items: center;
  transition: background .2s, transform .15s;
}
.tecla:active { transform: scale(.96); }
.tecla:disabled { background: var(--line); cursor: not-allowed; }
.ico-tel { width: 36px; height: 36px; fill: currentColor; transition: transform .25s; }
.tecla.en-curso { background: var(--red); }
.tecla.en-curso .ico-tel { transform: rotate(135deg); }
.tecla-anillo { position: absolute; inset: -8px; border-radius: 50%; border: 3px solid var(--amber); opacity: 0; transform: scale(.9); transition: opacity .2s, transform .2s; }
.tecla.hablando .tecla-anillo { opacity: 1; transform: scale(1); animation: latido 1.1s ease-in-out infinite; }
@keyframes latido { 50% { transform: scale(1.08); opacity: .55; } }
.estado { margin: 0; font: 700 1.25rem/1.2 var(--disp); color: var(--ink); }
.estado-det { margin: 4px 0 0; color: var(--muted); font-size: .92rem; }
.estado.error { color: var(--red); }

.actividad { margin: 14px 0 0; padding: 10px 14px; background: var(--amber-soft); border-radius: var(--radius-s); font-size: .93rem; }

.bloque-pruebas, .bloque-trans { margin-top: 24px; }
.pruebas { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.pruebas li { padding-left: 18px; position: relative; }
.pruebas li::before { content: ''; position: absolute; left: 0; top: .62em; width: 8px; height: 2px; background: var(--amber); }

.transcripcion { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; max-height: 340px; overflow-y: auto; scroll-behavior: smooth; }
.msg { max-width: 85%; padding: 9px 13px; border-radius: 14px; font-size: .97rem; }
.msg-agent { background: var(--paper); border-top-left-radius: 4px; }
.msg-user { background: var(--ink); color: var(--card); justify-self: end; border-top-right-radius: 4px; }
@media (prefers-color-scheme: dark) { .msg-user { background: var(--ink-2); color: #0E2328; } }
.msg-quien { display: block; font-size: .78rem; opacity: .7; }

/* Libro */
.libro { min-width: 0; }
.libro-cab { display: flex; justify-content: space-between; align-items: baseline; }
.libro-vivo { font-size: .85rem; color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }
.punto { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.sin-conexion .punto { background: var(--red); }
.dias { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 8px; scrollbar-width: thin; }
.dia {
  flex: none; border: 1px solid var(--line); background: var(--card); color: var(--text);
  border-radius: 999px; padding: 6px 12px; font-size: .88rem; white-space: nowrap;
}
.dia[aria-selected="true"] { background: var(--ink); color: var(--card); border-color: var(--ink); }
@media (prefers-color-scheme: dark) { .dia[aria-selected="true"] { color: #0E2328; } }
.dia .n { opacity: .65; margin-left: 4px; }
.dia.con-nuevo::after { content: ''; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--amber); margin-left: 6px; vertical-align: middle; }

.items { list-style: none; margin: 4px 0 0; padding: 0; border-top: 1px solid var(--line); }
.item { display: grid; grid-template-columns: 62px 1fr; gap: 12px; padding: 11px 4px 11px 8px; border-bottom: 1px solid var(--line); border-left: 3px solid transparent; }
.item-hora { font: 700 1rem/1.3 var(--disp); color: var(--ink); font-variant-numeric: tabular-nums; }
.item-hora small { display: block; font: 400 .78rem var(--body); color: var(--muted); }
.item-tit { font-weight: 600; }
.item-meta { color: var(--muted); font-size: .9rem; }
.item-nota { font-size: .88rem; margin-top: 2px; }
.etq { display: inline-block; font-size: .75rem; font-weight: 600; padding: 1px 8px; border-radius: 999px; margin-left: 6px; vertical-align: 1px; background: var(--paper); color: var(--muted); }
.etq-urg { background: var(--red); color: #fff; }
.etq-nuevo { background: var(--amber); color: #10323A; }
.item.nuevo { border-left-color: var(--amber); background: var(--amber-soft); animation: aterriza .6s ease-out; }
.item.anulada { opacity: .55; }
.item.anulada .item-tit { text-decoration: line-through; }
.item.demo-muted .item-tit { font-weight: 500; }
@keyframes aterriza { from { transform: translateY(-6px); opacity: 0; } to { transform: none; opacity: 1; } }
.vacio { padding: 22px 6px; color: var(--muted); }
.separador { padding: 14px 4px 6px; font: 700 .95rem var(--disp); color: var(--ink); border-bottom: 1px solid var(--line); }
.separador small { font: 400 .85rem var(--body); color: var(--muted); margin-left: 6px; }

.pie { padding: 12px 28px 22px; color: var(--muted); font-size: .85rem; }
.pie a { color: inherit; }

/* Diálogo PIN */
.dlg { border: 0; border-radius: var(--radius-l); padding: 24px; max-width: 360px; width: calc(100% - 32px); background: var(--card); color: var(--text); }
.dlg::backdrop { background: rgb(16 50 58 / .55); }
.dlg h2 { font: 700 1.3rem var(--disp); margin: 0 0 6px; }
.dlg p { margin: 0 0 14px; color: var(--muted); }
.dlg input { width: 100%; font: 600 1.4rem var(--disp); letter-spacing: .2em; padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius-s); background: var(--paper); color: var(--text); }
.dlg-error { color: var(--red) !important; margin-top: 8px !important; }
.dlg-acciones { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.btn-pri, .btn-sec { border-radius: 999px; padding: 9px 16px; border: 1px solid var(--line); background: none; color: var(--text); }
.btn-pri { background: var(--green); color: #fff; border-color: var(--green); }

/* Responsive */
@media (max-width: 1100px) {
  .centralita { grid-template-columns: minmax(200px, 230px) minmax(0, 1fr); }
  .libro { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .cabecera { padding: 16px 16px 4px; gap: 6px; }
  .centralita { grid-template-columns: minmax(0, 1fr); padding: 12px 16px 20px; gap: 16px; }
  .lineas { position: static; }
  .lineas .col-titulo { display: none; }
  .lineas-lista { display: flex; gap: 8px; overflow-x: auto; border: 0; padding-bottom: 4px; }
  .lineas-lista li { flex: none; }
  .linea { border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px 7px 10px; grid-template-columns: 10px auto; gap: 8px; background: var(--card); }
  .linea-negocio, .linea-aviso { display: none; }
  .escenario { padding: 20px 18px 22px; }
  .tecla { width: 76px; height: 76px; }
  .pie { padding: 8px 16px 20px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}