.irve-ai-chat {
  --irve-navy:#14264b;
  --irve-navy-dark:#0c1933;
  --irve-teal:#49b8bf;
  --irve-teal-dark:#2e9da6;
  --irve-bg:#f5f9fb;
  --irve-line:#dce6ee;
  --irve-text:#17213a;
  --irve-muted:#687386;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--irve-text);
}
.irve-ai-chat * { box-sizing:border-box; }

.irve-ai-chat--inline {
  max-width:820px;
  margin:32px auto;
}
.irve-ai-chat__panel {
  overflow:hidden;
  border:1px solid #e3ebf1;
  border-radius:22px;
  background:#fff;
  box-shadow:0 18px 55px rgba(20,38,75,.14);
}
.irve-ai-chat__header {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 20px;
  color:#fff;
  background:
    radial-gradient(circle at 90% 0, rgba(73,184,191,.34), transparent 34%),
    linear-gradient(135deg,var(--irve-navy),var(--irve-navy-dark));
}
.irve-ai-chat__identity {
  display:flex;
  align-items:center;
  gap:12px;
}
.irve-ai-chat__identity img {
  width:54px;
  height:54px;
  object-fit:contain;
  border-radius:12px;
  background:#fff;
}
.irve-ai-chat__avatar {
  display:grid;
  place-items:center;
  width:48px;
  height:48px;
  border-radius:50%;
  background:var(--irve-teal);
  font-size:24px;
}
.irve-ai-chat__identity strong {
  display:block;
  margin-bottom:3px;
  color:#fff;
  font-size:17px;
}
.irve-ai-chat__identity span {
  color:#d8e4ef;
  font-size:13px;
}
.irve-ai-chat__close {
  border:0;
  background:transparent;
  color:#fff;
  cursor:pointer;
  font-size:30px;
  line-height:1;
}
.irve-ai-chat__messages {
  height:360px;
  overflow-y:auto;
  padding:20px;
  background:linear-gradient(180deg,#f8fbfd,#fff);
}
.irve-ai-chat__message {
  max-width:84%;
  margin:0 0 12px;
  padding:12px 14px;
  border-radius:16px;
  white-space:pre-wrap;
  line-height:1.55;
  font-size:15px;
}
.irve-ai-chat__message--assistant {
  border-bottom-left-radius:5px;
  background:#eaf7f8;
  color:var(--irve-navy);
}
.irve-ai-chat__message--user {
  margin-left:auto;
  border-bottom-right-radius:5px;
  background:var(--irve-navy);
  color:#fff;
}
.irve-ai-chat__message--loading {
  color:var(--irve-muted);
  font-style:italic;
}
.irve-ai-chat__suggestions {
  display:flex;
  gap:8px;
  overflow-x:auto;
  padding:0 18px 14px;
  background:#fff;
}
.irve-ai-chat__suggestions button {
  flex:0 0 auto;
  border:1px solid #cce8ea;
  border-radius:999px;
  padding:8px 11px;
  background:#f4fbfb;
  color:var(--irve-teal-dark);
  cursor:pointer;
  font-size:12px;
  font-weight:700;
}
.irve-ai-chat__form {
  display:grid;
  grid-template-columns:1fr auto;
  gap:10px;
  padding:14px 18px;
  border-top:1px solid var(--irve-line);
  background:#fff;
}
.irve-ai-chat__form textarea {
  width:100%;
  min-height:54px;
  max-height:130px;
  resize:vertical;
  border:1px solid var(--irve-line);
  border-radius:13px;
  padding:12px;
  color:var(--irve-text);
  font:inherit;
}
.irve-ai-chat__form textarea:focus {
  outline:2px solid rgba(73,184,191,.22);
  border-color:var(--irve-teal);
}
.irve-ai-chat__form button {
  align-self:stretch;
  border:0;
  border-radius:13px;
  padding:0 18px;
  background:var(--irve-teal);
  color:#fff;
  cursor:pointer;
  font-weight:800;
}
.irve-ai-chat__form button:disabled {
  cursor:not-allowed;
  opacity:.55;
}
.irve-ai-chat__footer {
  display:flex;
  justify-content:space-between;
  gap:14px;
  padding:0 18px 16px;
  color:var(--irve-muted);
  font-size:12px;
}
.irve-ai-chat__footer a {
  color:var(--irve-navy);
  font-weight:800;
  text-decoration:none;
}

/* Version flottante */
.irve-ai-chat--floating {
  position:fixed;
  right:22px;
  bottom:22px;
  z-index:999999;
}
.irve-ai-chat__launcher {
  display:flex;
  align-items:center;
  gap:9px;
  border:0;
  border-radius:999px;
  padding:14px 18px;
  background:var(--irve-navy);
  color:#fff;
  cursor:pointer;
  box-shadow:0 14px 35px rgba(20,38,75,.28);
  font-weight:800;
}
.irve-ai-chat__launcher-icon { font-size:20px; }
.irve-ai-chat--floating .irve-ai-chat__panel {
  position:absolute;
  right:0;
  bottom:70px;
  width:min(390px, calc(100vw - 30px));
}
.irve-ai-chat--floating .irve-ai-chat__messages {
  height:330px;
}

.screen-reader-text {
  position:absolute!important;
  width:1px!important;
  height:1px!important;
  padding:0!important;
  margin:-1px!important;
  overflow:hidden!important;
  clip:rect(0,0,0,0)!important;
  white-space:nowrap!important;
  border:0!important;
}

@media (max-width:600px) {
  .irve-ai-chat--floating {
    right:12px;
    bottom:12px;
  }
  .irve-ai-chat--floating .irve-ai-chat__panel {
    position:fixed;
    inset:12px;
    width:auto;
    display:flex;
    flex-direction:column;
  }
  .irve-ai-chat--floating .irve-ai-chat__messages {
    height:auto;
    flex:1;
  }
  .irve-ai-chat__footer {
    flex-direction:column;
  }
}