:root {
  --naranja: #E36209;
  --naranja-osc: #D9531E;
  --naranja-claro: #FFF4EC;
  --gris-texto: #323130;
  --gris-borde: #e1dfdd;
  --gris-fondo: #f3f2f1;
  --ok: #107c10;
  --sombra: 0 1.6px 3.6px rgba(0,0,0,.13), 0 .3px .9px rgba(0,0,0,.11);
  --radio: 12px;
  --fuente: "Segoe UI", "Segoe UI Web", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--fuente);
  color: var(--gris-texto);
  background: var(--gris-fondo);
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  -webkit-tap-highlight-color: transparent;
}

/* ---------- Intro (5s) ---------- */
.intro {
  position: fixed;
  inset: 0;
  background: linear-gradient(160deg, var(--naranja) 0%, var(--naranja-osc) 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 100;
  text-align: center;
  padding: 24px;
}
.intro img {
  width: 210px; height: 210px;       /* 1:1 grande */
  max-width: 60vw; max-height: 60vw;
  border-radius: 50%;
  object-fit: cover; object-position: top center;
  background: #fff;
  border: 6px solid #fff;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  animation: pop .6s cubic-bezier(.18,.89,.32,1.28) both, flotar 2.5s ease-in-out .6s infinite;
}
.intro h1 { font-size: 2rem; margin: 0; font-weight: 700; animation: subir .5s ease .25s both; }
.intro p { margin: 0; opacity: .9; font-size: 1rem; animation: subir .5s ease .45s both; }
.intro.ocultar { opacity: 0; visibility: hidden; transition: opacity .5s ease, visibility .5s ease; }
@keyframes pop { from { transform: scale(.3); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes subir { from { transform: translateY(12px); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes flotar { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

main {
  flex: 1;
  width: 100%;
  max-width: 620px;
  margin: 0 auto;
  padding: 16px;
  padding-top: calc(16px + env(safe-area-inset-top));
  display: flex;
  flex-direction: column;
}

/* ---------- Chat ---------- */
.chat { display: flex; flex-direction: column; gap: 12px; }

.msg { display: flex; gap: 8px; align-items: flex-end; animation: aparecer .25s ease; }
@keyframes aparecer { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.msg .ava {
  width: 42px; height: 42px;              /* avatar 1:1 */
  border-radius: 50%;
  background: var(--naranja-claro);
  border: 2px solid var(--naranja);
  overflow: hidden; flex: none;
  box-shadow: var(--sombra);
}
.msg .ava img { width: 100%; height: 100%; object-fit: cover; object-position: top center; display: block; }

.burbuja {
  background: #fff;
  border: 1px solid var(--gris-borde);
  border-radius: 16px 16px 16px 4px;
  padding: 11px 15px;
  font-size: .95rem;
  line-height: 1.4;
  box-shadow: var(--sombra);
  max-width: 80%;
}
.msg.user { flex-direction: row-reverse; }
.msg.user .burbuja {
  background: var(--naranja);
  color: #fff;
  border: none;
  border-radius: 16px 16px 4px 16px;
}

/* ---------- Zona de respuesta (botones / campos) ---------- */
.entrada {
  margin-top: 4px;
  margin-left: 50px;          /* alineado con la burbuja de Chito */
  display: flex;
  flex-direction: column;
  gap: 10px;
}

h2.titulo { font-size: 1.1rem; margin: 0 0 4px; }
p.ayuda { color: #605e5c; margin: 0 0 6px; font-size: .88rem; }

label.campo { display: block; font-size: .85rem; font-weight: 600; }
label.campo span.req { color: var(--naranja-osc); }
input[type=text], input[type=number], textarea, select {
  width: 100%;
  margin-top: 5px;
  padding: 12px 13px;
  border: 1px solid #8a8886;
  border-radius: var(--radio);
  font: inherit;
  font-size: 16px;
  background: #fff;
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--naranja); box-shadow: 0 0 0 1px var(--naranja);
}
textarea { min-height: 110px; resize: vertical; }
input[type=file] { width: 100%; font-size: .9rem; }

.botones { display: flex; gap: 10px; flex-wrap: wrap; }
.botones.fin { justify-content: space-between; }
button {
  font: inherit; font-weight: 600;
  padding: 12px 20px;
  border-radius: var(--radio);
  border: 1px solid transparent;
  cursor: pointer;
  min-height: 46px;
  flex: 1;
  min-width: 120px;
  transition: background .15s, opacity .15s;
}
button.primario { background: var(--naranja); color: #fff; }
button.primario:active { background: var(--naranja-osc); }
button.secundario { background: #fff; color: var(--gris-texto); border-color: #8a8886; }
button.secundario:active { background: var(--gris-fondo); }
button.link { background: none; border: none; color: var(--naranja-osc); text-decoration: underline; min-height: auto; padding: 4px; flex: none; }
.ico-btn { width: 18px; height: 18px; vertical-align: -4px; margin-right: 6px; }
button:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- Opciones (inicio y categorías) ---------- */
.opciones { display: grid; gap: 10px; }
.opcion {
  background: #fff;
  border: 1px solid var(--gris-borde);
  border-radius: var(--radio);
  padding: 14px;
  cursor: pointer;
  display: flex; align-items: center; gap: 12px;
  font-size: .92rem;
  transition: border-color .15s, background .15s;
}
.opcion:active { border-color: var(--naranja); background: var(--naranja-claro); }
.opcion.sel { border-color: var(--naranja); background: var(--naranja-claro); box-shadow: 0 0 0 1px var(--naranja); }
.opcion .ico { font-size: 1.3rem; flex: none; }

.categorias { max-height: 50vh; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.categorias .grupo { font-size: .74rem; text-transform: uppercase; letter-spacing: .5px; color: var(--naranja-osc); font-weight: 700; margin: 12px 0 6px; }

/* ---------- Fotos ---------- */
.fotos-preview { display: flex; flex-wrap: wrap; gap: 8px; }
.fotos-preview .thumb { width: 76px; height: 76px; object-fit: cover; border-radius: var(--radio); border: 1px solid var(--gris-borde); cursor: pointer; }
.contador { font-size: .8rem; color: #605e5c; }

/* ---------- Clave / resumen / timeline ---------- */
.clave-box {
  background: var(--naranja-claro);
  border: 2px dashed var(--naranja);
  border-radius: var(--radio);
  text-align: center; padding: 18px;
}
.clave-box .label { font-size: .8rem; color: var(--naranja-osc); font-weight: 600; }
.clave-box .valor { font-size: 2rem; font-weight: 700; letter-spacing: 3px; color: var(--naranja-osc); word-break: break-word; }
.resumen dl { display: grid; grid-template-columns: 120px 1fr; gap: 7px 12px; margin: 0; font-size: .9rem; }
.resumen dt { font-weight: 600; color: #605e5c; }
.resumen dd { margin: 0; word-break: break-word; }

.timeline { list-style: none; padding: 0; margin: 6px 0 0; }
.timeline li { display: flex; gap: 12px; align-items: flex-start; padding-bottom: 12px; }
.timeline li .bullet { width: 15px; height: 15px; border-radius: 50%; background: var(--gris-borde); margin-top: 3px; flex: none; }
.timeline li.ok .bullet { background: var(--ok); }
.timeline li.actual .bullet { background: var(--naranja); box-shadow: 0 0 0 3px var(--naranja-claro); }
.timeline li .txt { font-size: .92rem; }
.timeline li.pend .txt { color: #a19f9d; }

.mensaje { padding: 10px 13px; border-radius: var(--radio); font-size: .88rem; }
.mensaje.error { background: #fde7e9; color: #a4262c; }

/* ---------- Pie chico ---------- */
footer.pie {
  text-align: center;
  padding: 10px;
  padding-bottom: calc(10px + env(safe-area-inset-bottom));
  font-size: .75rem;
  color: #8a8886;
}
footer.pie strong { color: var(--naranja-osc); }

/* ---------- Toast (aviso copiado) ---------- */
.toast {
  position: fixed;
  left: 50%; bottom: 28px;
  transform: translate(-50%, 20px);
  background: #323130; color: #fff;
  padding: 11px 18px; border-radius: 24px;
  font-size: .88rem; font-weight: 600;
  box-shadow: 0 6px 18px rgba(0,0,0,.3);
  opacity: 0; transition: opacity .3s, transform .3s;
  z-index: 300; pointer-events: none;
}
.toast.ver { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Overlay enviando ---------- */
.cargando {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 200;
}
.cargando.oculto { display: none; }
.cargando-card {
  background: #fff; border-radius: var(--radio);
  padding: 28px 34px; text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.cargando-card p { margin: 16px 0 0; font-weight: 600; color: var(--gris-texto); }
.spinner {
  width: 46px; height: 46px; margin: 0 auto;
  border: 5px solid var(--naranja-claro);
  border-top-color: var(--naranja);
  border-radius: 50%;
  animation: girar .8s linear infinite;
}
@keyframes girar { to { transform: rotate(360deg); } }

@media (max-width: 600px) {
  main { padding: 12px; }
  .entrada { margin-left: 0; }
  .burbuja { max-width: 85%; }
  .resumen dl { grid-template-columns: 100px 1fr; }
}