:root {
  --fondo: #f4f6fa; --superficie: #ffffff; --superficie-2: #f8fafc; --borde: #e3e8ef; --texto: #0f172a; --texto-2: #475569; --texto-3: #8792a2;
  --primario: #4338ca; --primario-2: #eef0ff; --primario-txt: #ffffff;
  --ok: #059669; --ok-2: #e7f8f1; --aviso: #b45309; --aviso-2: #fff6e5; --error: #dc2626; --error-2: #fdecec; --info: #0369a1; --info-2: #e6f4fb;
  --demo: #a16207; --demo-2: #fef7e0; --real: #047857; --real-2: #dcfce7;
  --sombra: 0 1px 2px rgba(15, 23, 42, .06), 0 4px 16px rgba(15, 23, 42, .05);
  --radio: 12px; --lateral: 236px;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-tema="claro"]) {
    --fondo: #0b1020; --superficie: #121a2e; --superficie-2: #0f1628; --borde: #23304a; --texto: #e6ebf5; --texto-2: #a7b3c9; --texto-3: #7383a0;
    --primario: #8b93ff; --primario-2: #1d2350; --primario-txt: #0b1020;
    --ok: #34d399; --ok-2: #0d2a22; --aviso: #fbbf24; --aviso-2: #2d2210; --error: #f87171; --error-2: #331616; --info: #38bdf8; --info-2: #0c2533;
    --demo: #facc15; --demo-2: #2b2610; --real: #4ade80; --real-2: #0f2a1a; --sombra: 0 1px 2px rgba(0,0,0,.4); color-scheme: dark;
  }
}
:root[data-tema="oscuro"] {
  --fondo: #0b1020; --superficie: #121a2e; --superficie-2: #0f1628; --borde: #23304a; --texto: #e6ebf5; --texto-2: #a7b3c9; --texto-3: #7383a0;
  --primario: #8b93ff; --primario-2: #1d2350; --primario-txt: #0b1020;
  --ok: #34d399; --ok-2: #0d2a22; --aviso: #fbbf24; --aviso-2: #2d2210; --error: #f87171; --error-2: #331616; --info: #38bdf8; --info-2: #0c2533;
  --demo: #facc15; --demo-2: #2b2610; --real: #4ade80; --real-2: #0f2a1a; --sombra: 0 1px 2px rgba(0,0,0,.4); color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--fondo); color: var(--texto); font-size: 15px; line-height: 1.45; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--primario); }
h1, h2, h3 { margin: 0 0 .5rem; line-height: 1.2; }
h1 { font-size: 1.35rem; } h2 { font-size: 1.1rem; } h3 { font-size: .98rem; }
.oculto { display: none !important; }

/* ---- estructura ---- */
.app { display: grid; grid-template-columns: var(--lateral) 1fr; min-height: 100vh; }
.lateral { background: var(--superficie); border-right: 1px solid var(--borde); padding: 16px 12px; position: sticky; top: 0; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; gap: 4px; }
.marca { display: flex; align-items: center; gap: 10px; padding: 4px 8px 14px; }
.marca .logo { width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--primario), #06b6d4); display: grid; place-items: center; color: #fff; font-weight: 700; }
.marca b { display: block; font-size: .95rem; } .marca small { color: var(--texto-3); font-size: .75rem; }
.nav a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 9px; color: var(--texto-2); text-decoration: none; font-size: .92rem; }
.nav a:hover { background: var(--superficie-2); color: var(--texto); }
.nav a.activo { background: var(--primario-2); color: var(--primario); font-weight: 600; }
.nav .ico { width: 20px; text-align: center; }
.nav .contador { margin-left: auto; background: var(--error); color: #fff; border-radius: 99px; font-size: .7rem; padding: 0 6px; min-width: 18px; text-align: center; }
.lateral .pie { margin-top: auto; padding: 10px 8px 0; font-size: .75rem; color: var(--texto-3); }

.principal { min-width: 0; }
.superior { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--fondo) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--borde); padding: 10px 20px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.superior .selector { display: flex; align-items: center; gap: 8px; }
.superior select { padding: 7px 10px; border-radius: 9px; border: 1px solid var(--borde); background: var(--superficie); font-weight: 600; max-width: 280px; }
.estados { display: flex; gap: 6px; flex-wrap: wrap; }
.acciones-sup { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.contenido { padding: 20px; max-width: 1400px; }
.menu-movil { display: none; }

/* ---- componentes ---- */
.tarjeta { background: var(--superficie); border: 1px solid var(--borde); border-radius: var(--radio); box-shadow: var(--sombra); padding: 16px; min-width: 0; }
.tarjeta > h2 { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.rejilla { display: grid; gap: 16px; }
.r2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .r3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .r4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.r-chat { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
.btn { border: 1px solid var(--borde); background: var(--superficie); padding: 7px 12px; border-radius: 9px; cursor: pointer; font-size: .9rem; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.btn:hover { border-color: var(--texto-3); }
.btn.primario { background: var(--primario); border-color: var(--primario); color: var(--primario-txt); font-weight: 600; }
.btn.peligro { color: var(--error); } .btn.ok { color: var(--ok); }
.btn.peq { padding: 4px 8px; font-size: .8rem; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.pastilla { display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 99px; font-size: .76rem; font-weight: 600; border: 1px solid transparent; white-space: nowrap; }
.pastilla .punto { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.p-activa { background: var(--ok-2); color: var(--ok); } .p-configurada { background: var(--info-2); color: var(--info); }
.p-sin_configurar, .p-sin_acceso_externo { background: var(--superficie-2); color: var(--texto-3); border-color: var(--borde); }
.p-simulada { background: var(--demo-2); color: var(--demo); } .p-error { background: var(--error-2); color: var(--error); }
.etq { display: inline-block; font-size: .68rem; font-weight: 700; letter-spacing: .03em; padding: 1px 6px; border-radius: 5px; text-transform: uppercase; vertical-align: middle; }
.etq.demo { background: var(--demo-2); color: var(--demo); } .etq.real { background: var(--real-2); color: var(--real); }
.etq.canal { background: var(--primario-2); color: var(--primario); text-transform: none; }
.etq.alta { background: var(--error-2); color: var(--error); }
.kpi { display: flex; flex-direction: column; gap: 2px; } .kpi b { font-size: 1.6rem; } .kpi span { color: var(--texto-2); font-size: .85rem; }
.lista { display: flex; flex-direction: column; } .lista > * { padding: 9px 0; border-bottom: 1px solid var(--borde); } .lista > *:last-child { border-bottom: 0; }
.fila { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; } .fila.entre { justify-content: space-between; }
.tenue { color: var(--texto-3); font-size: .85rem; } .peq { font-size: .82rem; }
.vacio { color: var(--texto-3); text-align: center; padding: 26px 10px; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th { text-align: left; color: var(--texto-3); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; padding: 8px; border-bottom: 1px solid var(--borde); }
td { padding: 8px; border-bottom: 1px solid var(--borde); vertical-align: top; }
.tabla-scroll { overflow-x: auto; }
input[type=text], input[type=password], input[type=email], input[type=tel], input[type=number], input[type=date], input[type=datetime-local], select, textarea { border: 1px solid var(--borde); border-radius: 9px; padding: 8px 10px; background: var(--superficie); width: 100%; }
textarea { resize: vertical; min-height: 70px; }
label.campo { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--texto-2); }
.form { display: grid; gap: 10px; }
.aviso { border-radius: 10px; padding: 10px 12px; font-size: .88rem; background: var(--info-2); color: var(--texto); border: 1px solid color-mix(in srgb, var(--info) 25%, transparent); }
.aviso.demo { background: var(--demo-2); border-color: color-mix(in srgb, var(--demo) 30%, transparent); }
.aviso.error { background: var(--error-2); border-color: color-mix(in srgb, var(--error) 30%, transparent); }
.aviso.ok { background: var(--ok-2); border-color: color-mix(in srgb, var(--ok) 30%, transparent); }
code, .mono { font-family: Consolas, "Cascadia Mono", monospace; font-size: .85em; background: var(--superficie-2); padding: 1px 5px; border-radius: 5px; border: 1px solid var(--borde); word-break: break-all; }
.pestanas { display: flex; gap: 4px; border-bottom: 1px solid var(--borde); margin-bottom: 12px; overflow-x: auto; }
.pestanas button { border: 0; background: none; padding: 8px 12px; cursor: pointer; color: var(--texto-2); border-bottom: 2px solid transparent; white-space: nowrap; }
.pestanas button.activo { color: var(--primario); border-color: var(--primario); font-weight: 600; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { border: 1px solid var(--borde); background: var(--superficie-2); border-radius: 99px; padding: 5px 11px; font-size: .82rem; cursor: pointer; text-align: left; }
.chip:hover { border-color: var(--primario); color: var(--primario); }

/* ---- chat ---- */
.chat { display: flex; flex-direction: column; height: min(68vh, 640px); }
.burbujas { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 8px; padding: 6px 2px 12px; }
.burbuja { max-width: 82%; padding: 9px 12px; border-radius: 14px; white-space: pre-wrap; word-wrap: break-word; font-size: .93rem; }
.burbuja.cliente { align-self: flex-end; background: var(--primario); color: var(--primario-txt); border-bottom-right-radius: 4px; }
.burbuja.agente { align-self: flex-start; background: var(--superficie-2); border: 1px solid var(--borde); border-bottom-left-radius: 4px; }
.burbuja.humano { align-self: flex-start; background: var(--ok-2); border: 1px solid color-mix(in srgb, var(--ok) 30%, transparent); }
.burbuja.sistema { align-self: center; background: none; color: var(--texto-3); font-size: .78rem; text-align: center; padding: 2px; }
.burbuja .meta { display: block; font-size: .7rem; opacity: .75; margin-top: 4px; }
.escribir { display: flex; gap: 8px; border-top: 1px solid var(--borde); padding-top: 10px; }
.escribir input { flex: 1; }
.escribiendo { align-self: flex-start; color: var(--texto-3); font-size: .85rem; padding: 4px 8px; }
.escribiendo::after { content: '…'; animation: puntos 1s steps(3) infinite; }
@keyframes puntos { 0% { content: '.'; } 33% { content: '..'; } 66% { content: '...'; } }

/* Simulador de WhatsApp */
.movil { max-width: 380px; margin: 0 auto; border: 1px solid var(--borde); border-radius: 26px; overflow: hidden; background: #efeae2; box-shadow: var(--sombra); }
.movil .cab { background: #075e54; color: #fff; padding: 12px 14px; display: flex; gap: 10px; align-items: center; }
.movil .cab .av { width: 34px; height: 34px; border-radius: 50%; background: #25d366; display: grid; place-items: center; }
.movil .burbujas { height: 420px; padding: 10px; background: #efeae2; }
.movil .burbuja { color: #111; font-size: .9rem; }
.movil .burbuja.cliente { background: #d9fdd3; color: #111; border-radius: 10px 10px 2px 10px; }
.movil .burbuja.agente { background: #fff; border: 0; border-radius: 10px 10px 10px 2px; }
.movil .escribir { background: #f0f2f5; padding: 8px; border: 0; }
.movil .escribir input { border-radius: 20px; background: #fff; color: #111; border: 0; }

/* Voz */
.voz { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 18px 8px; text-align: center; }
.orbe { width: 132px; height: 132px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #a5b4fc, var(--primario) 60%, #312e81); display: grid; place-items: center; color: #fff; font-size: 2.2rem; box-shadow: 0 10px 40px color-mix(in srgb, var(--primario) 40%, transparent); transition: transform .15s; }
.orbe.escuchando { animation: latir 1.4s ease-in-out infinite; background: radial-gradient(circle at 35% 30%, #6ee7b7, #059669 60%, #064e3b); }
.orbe.hablando { animation: latir .7s ease-in-out infinite; }
.orbe.pensando { animation: girar 1.4s linear infinite; background: conic-gradient(from 0deg, #a5b4fc, var(--primario), #06b6d4, #a5b4fc); }
@keyframes latir { 50% { transform: scale(1.07); } }
@keyframes girar { to { transform: rotate(360deg); } }
.nivel { width: 180px; height: 6px; background: var(--superficie-2); border-radius: 9px; overflow: hidden; border: 1px solid var(--borde); }
.nivel i { display: block; height: 100%; width: 0; background: var(--ok); transition: width .08s; }

/* Agenda */
.agenda { display: grid; grid-template-columns: repeat(7, minmax(150px, 1fr)); gap: 10px; overflow-x: auto; }
.dia { background: var(--superficie); border: 1px solid var(--borde); border-radius: 10px; padding: 8px; min-height: 160px; }
.dia.hoy { border-color: var(--primario); box-shadow: 0 0 0 1px var(--primario) inset; }
.dia h3 { font-size: .85rem; display: flex; flex-direction: column; gap: 1px; }
.dia h3 .tenue { font-weight: 400; font-size: .75rem; }
.cita { border-left: 3px solid var(--primario); background: var(--superficie-2); border-radius: 6px; padding: 6px 8px; margin-bottom: 6px; font-size: .8rem; }
.cita.cancelada { opacity: .5; text-decoration: line-through; border-color: var(--texto-3); }
.cita.completada { border-color: var(--ok); }
.cita.nueva { animation: resaltar 2.5s ease-out; }
@keyframes resaltar { 0% { background: color-mix(in srgb, var(--ok) 35%, transparent); } 100% { background: var(--superficie-2); } }

/* Actividad */
.evento { display: flex; gap: 10px; align-items: flex-start; }
.evento .icono { width: 30px; height: 30px; border-radius: 8px; background: var(--superficie-2); display: grid; place-items: center; flex: none; border: 1px solid var(--borde); }
.evento.nuevo { animation: resaltar 2.5s ease-out; border-radius: 8px; }
.barra { height: 10px; border-radius: 6px; background: var(--primario); min-width: 2px; }

/* Presentación */
.velo { position: fixed; inset: 0; background: rgba(2, 6, 23, .45); z-index: 60; display: grid; place-items: center; padding: 16px; }
.dialogo { background: var(--superficie); border-radius: 16px; max-width: 560px; width: 100%; padding: 20px; box-shadow: 0 20px 60px rgba(0,0,0,.3); max-height: 90vh; overflow-y: auto; }
.guia { position: fixed; right: 18px; bottom: 18px; z-index: 50; width: min(400px, calc(100vw - 32px)); background: var(--superficie); border: 2px solid var(--primario); border-radius: 14px; box-shadow: 0 16px 50px rgba(0,0,0,.25); padding: 14px 16px; }
.guia .paso { font-size: .75rem; color: var(--primario); font-weight: 700; text-transform: uppercase; letter-spacing: .05em; }
.toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: var(--texto); color: var(--fondo); padding: 10px 16px; border-radius: 10px; z-index: 80; font-size: .9rem; box-shadow: var(--sombra); max-width: calc(100vw - 32px); }
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .tarjeta { width: 100%; max-width: 380px; }

/* ---- móvil ---- */
@media (max-width: 1100px) { .r4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .r3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .r-chat { grid-template-columns: 1fr; } }
@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; }
  .lateral { position: fixed; z-index: 40; left: 0; top: 0; width: 260px; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--sombra); }
  .lateral.abierto { transform: none; }
  .menu-movil { display: inline-flex; }
  .r2, .r3, .r4 { grid-template-columns: 1fr; }
  .contenido { padding: 14px 16px; }
  .superior { padding: 10px 16px; }
  .acciones-sup { margin-left: 0; width: 100%; }
  .agenda { grid-template-columns: repeat(7, 78vw); }
  .burbuja { max-width: 90%; }
}

/* Botones de respuesta rápida (Sí / No), como los de WhatsApp */
.botones-resp { align-self: flex-start; display: flex; gap: 6px; max-width: 82%; width: 260px; }
.botones-resp button { flex: 1; padding: 8px 10px; border-radius: 10px; border: 1px solid var(--borde); background: var(--superficie); color: var(--primario); font: inherit; font-weight: 600; cursor: pointer; }
.botones-resp button:hover { background: var(--primario-2); }
.movil .botones-resp button { background: #fff; color: #027eb5; border-color: #e3e3e3; }

/* Negocio de demostración aislado (p. ej. Trenzos) */
.banner-demo { margin: 0 0 12px; padding: 10px 14px; border-radius: 10px; background: var(--error-2); color: var(--error); font-size: 14px; line-height: 1.45; }
.banner-demo b { margin-right: 6px; letter-spacing: .02em; }