/* =========================================================
   Lumeka AI · chat flotante
   Usa los mismos colores y letras que la web (variables de styles.css).
   ========================================================= */

.lai {
  --lai-ink: var(--tinta, #3A3A3A);
  --lai-dark: var(--oscuro, #1E1A18);
  --lai-bg: var(--fondo, #FBFAF6);
  --lai-pink: var(--rosa, #B692A1);
  --lai-soft: #F2ECE8;
  --lai-line: rgba(58, 58, 58, 0.16);
  font-family: var(--sans, "Instrument Sans", "Helvetica Neue", Arial, sans-serif);
  color: var(--lai-ink);
}
.lai *, .lai *::before, .lai *::after { box-sizing: border-box; }

/* Botón flotante */
.lai-launcher {
  position: fixed;
  right: clamp(0.75rem, 2vw, 1.5rem);
  bottom: clamp(0.75rem, 2vw, 1.5rem);
  z-index: 60;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.25rem 0.85rem 1rem;
  border: 0;
  border-radius: 999px;
  background: var(--lai-dark);
  color: var(--lai-bg);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  cursor: pointer;
  box-shadow: 0 14px 34px -12px rgba(30, 26, 24, 0.5);
  transition: transform 0.35s var(--ease, ease), opacity 0.35s ease, visibility 0.35s;
}
.lai-launcher:hover { transform: translateY(-3px); }
.lai-launcher:focus-visible { outline: 2px solid var(--lai-pink); outline-offset: 3px; }
.lai-launcher .lai-ast { width: 1.15rem; height: 1.15rem; color: var(--lai-pink); transition: transform 0.6s var(--ease, ease); }
.lai-launcher:hover .lai-ast, .lai-launcher[aria-expanded="true"] .lai-ast { transform: rotate(60deg); }
.lai-launcher em { font-family: "Instrument Serif", Georgia, serif; font-style: italic; font-weight: 400; font-size: 1.1em; }

/* Se esconde mientras está abierto el menú, el presupuesto o el aviso de cookies */
.lai.is-away .lai-launcher { opacity: 0; visibility: hidden; transform: translateY(12px); }
.lai.is-away .lai-panel { display: none; }

/* Ventana del chat */
.lai-panel {
  position: fixed;
  right: clamp(0.75rem, 2vw, 1.5rem);
  bottom: calc(clamp(0.75rem, 2vw, 1.5rem) + 4.2rem);
  z-index: 61;
  width: min(25rem, calc(100vw - 1.5rem));
  height: min(36rem, calc(100dvh - 7rem));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--lai-line);
  border-radius: 18px;
  background: var(--lai-bg);
  box-shadow: 0 30px 70px -20px rgba(30, 26, 24, 0.35);
  transform-origin: 100% 100%;
  animation: lai-in 0.4s var(--ease, ease);
}
.lai-panel[hidden] { display: none; }
@keyframes lai-in { from { opacity: 0; transform: translateY(10px) scale(0.97); } }

.lai-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.1rem 1.1rem 1rem 1.25rem;
  border-bottom: 1px solid var(--lai-line);
}
.lai-head .lai-ast { width: 1.3rem; height: 1.3rem; color: var(--lai-pink); flex: none; }
.lai-title { flex: 1; min-width: 0; margin: 0; }
.lai-title strong { display: block; font-size: 1.2rem; font-weight: 500; letter-spacing: -0.03em; line-height: 1.1; }
.lai-title strong em { font-family: "Instrument Serif", Georgia, serif; font-weight: 400; }
.lai-title small {
  display: block;
  margin-top: 0.25rem;
  font-family: var(--mono, "IBM Plex Mono", Menlo, monospace);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.65;
}
.lai-close {
  position: relative;
  width: 2.2rem;
  height: 2.2rem;
  flex: none;
  border: 1px solid var(--lai-line);
  border-radius: 50%;
  background: none;
  color: inherit;
  cursor: pointer;
}
.lai-close span { position: absolute; left: 30%; right: 30%; top: 50%; height: 1.5px; background: currentColor; }
.lai-close span:first-child { transform: rotate(45deg); }
.lai-close span:last-child { transform: rotate(-45deg); }
.lai-close:hover { background: var(--lai-ink); color: var(--lai-bg); }

.lai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  overscroll-behavior: contain;
}
.lai-msg {
  max-width: 86%;
  margin: 0;
  padding: 0.8rem 0.95rem;
  border-radius: 16px;
  font-size: 0.9rem;
  line-height: 1.55;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.lai-msg--bot { align-self: flex-start; background: var(--lai-soft); border-bottom-left-radius: 4px; }
.lai-msg--user { align-self: flex-end; background: var(--lai-ink); color: var(--lai-bg); border-bottom-right-radius: 4px; }
.lai-msg.is-pending { opacity: 0.7; }

.lai-chips { display: flex; flex-wrap: wrap; gap: 0.45rem; padding: 0 1.1rem 0.9rem; }
.lai-chips[hidden] { display: none; }
.lai-chips button {
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--lai-ink);
  border-radius: 999px;
  background: none;
  color: inherit;
  font-family: var(--mono, "IBM Plex Mono", Menlo, monospace);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease;
}
.lai-chips button:hover, .lai-chips button:focus-visible { background: var(--lai-ink); color: var(--lai-bg); }

.lai-form {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0 0.9rem 0.6rem;
  padding: 0.35rem 0.35rem 0.35rem 1rem;
  border: 1px solid var(--lai-line);
  border-radius: 999px;
  background: #fff;
}
.lai-form:focus-within { border-color: var(--lai-ink); }
.lai-input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--lai-ink);
  font: inherit;
  font-size: 16px; /* 16px: así el iPhone no hace zoom al escribir */
}
.lai-input::placeholder { color: rgba(58, 58, 58, 0.5); }
.lai-send {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  flex: none;
  border: 0;
  border-radius: 50%;
  background: var(--lai-dark);
  color: var(--lai-bg);
  cursor: pointer;
}
.lai-send svg { width: 1rem; height: 1rem; }
.lai-send:disabled, .lai-input:disabled { opacity: 0.45; cursor: wait; }

.lai-foot {
  margin: 0;
  padding: 0 1rem 0.8rem;
  text-align: center;
  font-family: var(--mono, "IBM Plex Mono", Menlo, monospace);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.55;
}

@media (max-width: 560px) {
  .lai-launcher { padding: 0.75rem 1.05rem 0.75rem 0.85rem; font-size: 0.88rem; }
  .lai-panel {
    right: 0.5rem;
    left: 0.5rem;
    width: auto;
    bottom: 4.6rem;
    height: min(34rem, calc(100dvh - 6rem));
  }
}

@media (prefers-reduced-motion: reduce) {
  .lai-panel { animation: none; }
  .lai-launcher, .lai-launcher .lai-ast { transition: none; }
}

/* Captación: reutiliza colores, tipografía y bordes del chat. */
.lai-messages[hidden], .lai-form[hidden], .lai-lead[hidden], .lai-lead-open[hidden] { display: none; }
.lai-messages { min-height: 0; }
.lai-lead-open { margin: 0 .9rem .6rem; }
.lai-lead { flex: 1; min-height: 0; overflow-y: auto; padding: 1rem; }
.lai-lead h3 { margin: 0 0 .5rem; }
.lai-lead p { font-size: .85rem; line-height: 1.5; }
.lai-lead label { display: block; margin-bottom: .7rem; font-size: .85rem; }
.lai-lead input:not([type=checkbox]), .lai-lead textarea { display: block; width: 100%; margin-top: .25rem; padding: .6rem; border: 1px solid var(--lai-line); border-radius: 8px; color: var(--lai-ink); background: white; font: inherit; font-size: 16px; }
.lai-lead textarea { resize: vertical; }
.lai-lead .lai-consent { display: flex; gap: .5rem; align-items: flex-start; line-height: 1.5; }
.lai-consent input { flex: none; margin-top: .25rem; }
.lai-lead a { color: inherit; text-decoration: underline; }
.lai-lead button, .lai-lead-open { padding: .6rem .8rem; border: 1px solid var(--lai-line); border-radius: 12px; background: var(--lai-soft); color: var(--lai-ink); font: inherit; cursor: pointer; }
.lai-lead button:disabled { opacity: .5; cursor: wait; }
.lai-lead :focus-visible, .lai-lead-open:focus-visible { outline: 2px solid var(--lai-pink); outline-offset: 2px; }
.lai-trap { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }