/* Ejecutivamente — identidad: azul noche + acento cálido, sobrio ejecutivo */
:root {
  --fondo: #0B1220;
  --superficie: #111A2E;
  --superficie-2: #16213A;
  --borde: #223052;
  --texto: #E8EDF7;
  --texto-suave: #9AA8C7;
  --acento: #D4A853;
  --acento-suave: rgba(212, 168, 83, .12);
  --peligro: #E0655F;
  --ok: #5FBF8A;
  --radio: 14px;
  --sombra: 0 10px 30px rgba(0, 0, 0, .35);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--fondo);
  color: var(--texto);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
h1, h2, h3 { font-family: 'Fraunces', Georgia, serif; line-height: 1.2; letter-spacing: -.01em; }
a { color: var(--acento); text-decoration: none; }

/* Topbar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px clamp(16px, 4vw, 40px);
  border-bottom: 1px solid var(--borde);
  position: sticky; top: 0; background: rgba(11, 18, 32, .92); backdrop-filter: blur(10px); z-index: 50;
}
.brand { font-family: 'Fraunces', serif; font-size: 1.25rem; font-weight: 700; color: var(--texto); }
.brand span { color: var(--acento); }
.mainnav { display: flex; gap: clamp(10px, 2.5vw, 22px); align-items: center; }
.mainnav a { color: var(--texto-suave); font-weight: 500; font-size: .95rem; }
.mainnav a:hover { color: var(--texto); }
.mainnav .salir { color: var(--peligro); }

.contenido { flex: 1; width: 100%; max-width: 1080px; margin: 0 auto; padding: clamp(20px, 4vw, 44px) clamp(16px, 4vw, 40px); }

/* Botones */
.btn {
  display: inline-block; background: var(--acento); color: #10131C; font-weight: 700;
  padding: 13px 26px; border-radius: 999px; border: 0; cursor: pointer; font-size: 1rem;
  transition: transform .15s, box-shadow .15s; font-family: inherit;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(212, 168, 83, .3); }
.btn-sm { padding: 9px 18px; font-size: .9rem; }
.btn-ghost { background: transparent; color: var(--texto); border: 1px solid var(--borde); }
.btn-peligro { background: transparent; color: var(--peligro); border: 1px solid var(--peligro); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* Cards y forms */
.card { background: var(--superficie); border: 1px solid var(--borde); border-radius: var(--radio); padding: clamp(20px, 3.5vw, 32px); box-shadow: var(--sombra); }
.card + .card { margin-top: 18px; }
.grid { display: grid; gap: 18px; }
@media (min-width: 720px) { .grid-2 { grid-template-columns: 1fr 1fr; } .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(4, 1fr); } }

label { display: block; font-weight: 600; font-size: .92rem; margin: 16px 0 6px; color: var(--texto-suave); }
input[type=text], input[type=email], input[type=password], textarea, select {
  width: 100%; background: var(--fondo); border: 1px solid var(--borde); color: var(--texto);
  border-radius: 10px; padding: 13px 14px; font-size: 1rem; font-family: inherit;
}
input:focus, textarea:focus { outline: 2px solid var(--acento); outline-offset: 0; border-color: transparent; }
textarea { min-height: 110px; resize: vertical; }
.error { background: rgba(224, 101, 95, .12); border: 1px solid var(--peligro); color: #F3B7B4; padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: .95rem; }
.aviso-ok { background: rgba(95, 191, 138, .12); border: 1px solid var(--ok); color: #B8E6CD; padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: .95rem; }
.centrado { max-width: 460px; margin: 0 auto; }
.suave { color: var(--texto-suave); }
.mini { font-size: .85rem; }

/* Sliders escalas */
.escala { margin-bottom: 14px; }
.escala .fila { display: flex; justify-content: space-between; align-items: center; }
.escala output { font-weight: 800; color: var(--acento); font-size: 1.1rem; min-width: 2ch; text-align: right; }
input[type=range] { width: 100%; accent-color: var(--acento); height: 32px; }

/* Chat de sesión */
.sesion-wrap { display: flex; flex-direction: column; height: calc(100dvh - 140px); max-width: 780px; margin: 0 auto; }
.sesion-top { display: flex; justify-content: space-between; align-items: center; padding-bottom: 12px; gap: 10px; flex-wrap: wrap; }
.timer { font-variant-numeric: tabular-nums; color: var(--texto-suave); font-weight: 600; }
.timer.alerta { color: var(--acento); }
.chat { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 14px; padding: 10px 2px; scroll-behavior: smooth; }
.burbuja { max-width: 85%; padding: 13px 17px; border-radius: 18px; white-space: pre-wrap; overflow-wrap: break-word; font-size: .98rem; }
.burbuja.paciente { align-self: flex-end; background: var(--acento-suave); border: 1px solid rgba(212, 168, 83, .35); border-bottom-right-radius: 6px; }
.burbuja.agente { align-self: flex-start; background: var(--superficie); border: 1px solid var(--borde); border-bottom-left-radius: 6px; }
.escribiendo { align-self: flex-start; color: var(--texto-suave); font-size: .9rem; padding: 4px 10px; }
.compositor { display: flex; gap: 10px; padding-top: 12px; border-top: 1px solid var(--borde); }
.compositor textarea { min-height: 52px; max-height: 140px; border-radius: 16px; flex: 1; }
.compositor .btn { align-self: flex-end; }
.btn-mic {
  align-self: flex-end; background: var(--superficie-2); border: 1px solid var(--borde); color: var(--texto);
  width: 48px; height: 48px; border-radius: 50%; font-size: 1.2rem; cursor: pointer; flex-shrink: 0;
  transition: background .15s, transform .15s;
}
.btn-mic:hover { transform: translateY(-1px); }
.btn-mic.grabando { background: var(--peligro); border-color: var(--peligro); animation: pulso 1.2s infinite; }
@keyframes pulso { 0%,100% { box-shadow: 0 0 0 0 rgba(224,101,95,.5); } 50% { box-shadow: 0 0 0 10px rgba(224,101,95,0); } }
.voz-chip { display: inline-block; background: var(--acento-suave); color: var(--acento); border-radius: 999px; padding: 1px 10px; font-size: .75rem; font-weight: 600; margin-bottom: 4px; }
.voz-analisis { margin-top: 8px; padding-top: 8px; border-top: 1px dashed rgba(212,168,83,.35); font-size: .78rem; color: var(--texto-suave); }

/* Banner de crisis */
.banner-crisis {
  background: rgba(224, 101, 95, .15); border: 1px solid var(--peligro); border-radius: var(--radio);
  padding: 16px 20px; margin-bottom: 14px; font-size: .95rem;
}
.banner-crisis strong { color: #F3B7B4; }

/* Métricas / tablero */
.metrica { text-align: center; padding: 18px 10px; }
.metrica .valor { font-size: 2rem; font-weight: 800; color: var(--acento); font-family: 'Fraunces', serif; }
.metrica .etiqueta { color: var(--texto-suave); font-size: .85rem; }

/* Tablas admin */
.tabla-wrap { overflow-x: auto; }
table.tabla { width: 100%; border-collapse: collapse; font-size: .93rem; min-width: 640px; }
.tabla th { text-align: left; color: var(--texto-suave); font-weight: 600; padding: 10px 12px; border-bottom: 1px solid var(--borde); }
.tabla td { padding: 12px; border-bottom: 1px solid rgba(34, 48, 82, .5); }
.chip { display: inline-block; padding: 3px 12px; border-radius: 999px; font-size: .8rem; font-weight: 600; }
.chip.prueba { background: var(--acento-suave); color: var(--acento); }
.chip.activo { background: rgba(95, 191, 138, .15); color: var(--ok); }
.chip.riesgo { background: rgba(224, 101, 95, .15); color: var(--peligro); }

/* Landing */
.hero { text-align: center; padding: clamp(40px, 8vw, 90px) 0 clamp(30px, 6vw, 60px); }
.hero h1 { font-size: clamp(2.1rem, 5.5vw, 3.6rem); max-width: 780px; margin: 0 auto 18px; }
.hero h1 em { color: var(--acento); font-style: normal; }
.hero p.sub { color: var(--texto-suave); font-size: clamp(1rem, 2vw, 1.2rem); max-width: 620px; margin: 0 auto 30px; }
.hero .ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.seccion { padding: clamp(30px, 5vw, 60px) 0; }
.seccion h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); margin-bottom: 24px; text-align: center; }
.paso .num { font-family: 'Fraunces', serif; font-size: 1.8rem; color: var(--acento); font-weight: 700; }

/* Pie */
.pie { border-top: 1px solid var(--borde); padding: 26px clamp(16px, 4vw, 40px); text-align: center; color: var(--texto-suave); font-size: .85rem; }
.pie .disclaimer { max-width: 720px; margin: 10px auto 0; font-size: .78rem; opacity: .8; }

/* Cierre de sesión terapéutica */
.cierre h3 { color: var(--acento); margin: 22px 0 8px; font-size: 1.05rem; }
.cierre ul { padding-left: 20px; }
.tarea-box { background: var(--acento-suave); border: 1px solid rgba(212, 168, 83, .4); border-radius: var(--radio); padding: 16px 20px; margin-top: 8px; }

@media (max-width: 480px) {
  .mainnav { gap: 12px; font-size: .9rem; }
  .burbuja { max-width: 92%; }
  .sesion-wrap { height: calc(100dvh - 120px); }
}