.orn-chat{
  position:fixed;
  right:22px;
  bottom:22px;
  z-index:9999;
  font-family:Arial,sans-serif;
  --orn-chat-bg:var(--card,#1f2937);
  --orn-chat-soft:var(--soft,#273244);
  --orn-chat-input:var(--input-bg,#111827);
  --orn-chat-text:var(--text,#f3f4f6);
  --orn-chat-muted:var(--muted,#c1c7d0);
  --orn-chat-line:var(--line,#374151);
  --orn-chat-brand:var(--brand,#5aa2ff);
  --orn-chat-brand2:var(--brand2,#256fdb);
  --orn-chat-brand-glow:rgba(90,162,255,.34);
  --orn-chat-ok:var(--ok,#16a34a);
}
.orn-chat-bubble{
  position:relative;
  width:66px;
  height:66px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.16);
  background:linear-gradient(135deg,var(--orn-chat-brand),var(--orn-chat-brand2));
  color:#fff;
  box-shadow:0 16px 38px rgba(0,0,0,.38), inset 0 1px 0 rgba(255,255,255,.22);
  cursor:pointer;
  font-size:28px;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  padding:0;
  transition:transform .18s ease, box-shadow .18s ease, filter .18s ease;
}
.orn-chat-icon-img{
  width:48px;
  height:48px;
  object-fit:contain;
  display:block;
  filter:drop-shadow(0 3px 4px rgba(0,0,0,.25));
}
.orn-chat-bubble:hover,
.orn-chat-bubble:focus{
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:0 20px 44px rgba(0,0,0,.44), inset 0 1px 0 rgba(255,255,255,.25);
}
.orn-chat-bubble:active{
  transform:translateY(0);
  box-shadow:0 10px 26px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.18);
}
.orn-chat-dot{
  position:absolute;
  right:8px;
  top:8px;
  width:14px;
  height:14px;
  border-radius:50%;
  background:#9ca3af;
  border:2px solid var(--orn-chat-bg);
  box-shadow:0 0 0 2px rgba(255,255,255,.16);
}
.orn-chat-dot.is-online{background:var(--orn-chat-ok)}
.orn-chat-badge{
  position:absolute;
  right:5px;
  top:5px;
  min-width:20px;
  height:20px;
  padding:0 5px;
  box-sizing:border-box;
  border-radius:999px;
  background:var(--danger,#dc2626);
  color:#fff;
  font-size:11px;
  line-height:18px;
  font-weight:900;
  text-align:center;
  border:2px solid var(--orn-chat-bg);
  box-shadow:0 0 0 2px rgba(255,255,255,.16), 0 8px 18px rgba(0,0,0,.28);
}
.orn-chat-bubble.has-unread .orn-chat-dot{display:none}
.orn-chat-bubble.has-unread .orn-chat-badge{animation:ornChatBadgePulse .9s ease-out both}
.orn-chat-panel{
  position:absolute;
  right:0;
  bottom:84px;
  width:360px;
  max-width:calc(100vw - 28px);
  background:var(--orn-chat-bg);
  color:var(--orn-chat-text);
  border:1px solid var(--orn-chat-line);
  border-radius:20px;
  box-shadow:0 24px 70px rgba(0,0,0,.55), 0 0 0 1px rgba(255,255,255,.03);
  overflow:hidden;
  backdrop-filter:blur(10px);
}
.orn-chat-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  padding:16px 16px 15px;
  background:
    radial-gradient(circle at 18% 0%, rgba(255,255,255,.22), transparent 34%),
    linear-gradient(135deg,var(--orn-chat-brand),var(--orn-chat-brand2));
  color:#fff;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.orn-chat-title{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:16px;
  line-height:1.2;
}
.orn-chat-head-dot{
  flex:0 0 auto;
  width:10px;
  height:10px;
  border-radius:50%;
  background:#9ca3af;
  box-shadow:0 0 0 3px rgba(255,255,255,.18);
}
.orn-chat-head-dot.is-online{background:#35d15f}
.orn-chat-status{
  font-size:12px;
  opacity:.98;
  margin-top:4px;
  line-height:1.35;
}
.orn-chat-close{
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;
  width:34px;
  height:34px;
  min-height:34px;
  padding:0;
  border-radius:12px;
  font-size:24px;
  cursor:pointer;
  line-height:1;
  box-shadow:none;
  transition:background-color .18s ease, transform .18s ease;
}
.orn-chat-close:hover,
.orn-chat-close:focus{
  background:rgba(255,255,255,.22)!important;
  transform:translateY(-1px);
  box-shadow:none;
}
.orn-chat-messages{
  height:300px;
  overflow:auto;
  padding:18px 16px 16px;
  background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(0,0,0,.045));
  scrollbar-width:thin;
  scrollbar-color:rgba(255,255,255,.25) transparent;
}
.orn-chat-messages::-webkit-scrollbar{width:8px}
.orn-chat-messages::-webkit-scrollbar-thumb{background:rgba(255,255,255,.24);border-radius:999px}
.orn-chat-empty{
  font-size:13px;
  color:var(--orn-chat-muted);
  line-height:1.55;
  padding:12px;
  border:1px dashed var(--orn-chat-line);
  border-radius:14px;
  background:rgba(255,255,255,.03);
}
.orn-chat-msg{
  display:flex;
  flex-direction:column;
  margin:0 0 14px 0;
  animation:ornChatMsgIn .16s ease-out both;
}
.orn-chat-msg.user{align-items:flex-end}
.orn-chat-msg.admin{align-items:flex-start}
.orn-chat-msg-body{
  max-width:82%;
  padding:11px 13px;
  border-radius:17px;
  background:var(--orn-chat-soft);
  border:1px solid rgba(255,255,255,.08);
  color:var(--orn-chat-text);
  line-height:1.42;
  font-size:14px;
  white-space:pre-wrap;
  word-break:break-word;
  box-shadow:0 8px 22px rgba(0,0,0,.22);
}
.orn-chat-msg.user .orn-chat-msg-body{
  background:linear-gradient(135deg,var(--orn-chat-brand),var(--orn-chat-brand2));
  color:#fff;
  border-color:rgba(255,255,255,.12);
  border-bottom-right-radius:5px;
}
.orn-chat-msg.admin .orn-chat-msg-body{
  border-bottom-left-radius:5px;
}
.orn-chat-msg-time{
  font-size:11px;
  color:var(--orn-chat-muted);
  margin-top:5px;
}
.orn-chat-form{
  padding:14px;
  background:var(--orn-chat-bg);
  border-top:1px solid var(--orn-chat-line);
}
.orn-chat-guest-fields{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px;
  margin-bottom:9px;
}
.orn-chat-form input,
.orn-chat-form textarea{
  width:100%;
  box-sizing:border-box;
  border-radius:12px;
  border:1px solid var(--orn-chat-line);
  background:var(--orn-chat-input);
  color:var(--orn-chat-text);
  padding:11px 12px;
  font:inherit;
  outline:none;
  transition:border-color .18s ease, box-shadow .18s ease, background-color .18s ease;
}
.orn-chat-form input::placeholder,
.orn-chat-form textarea::placeholder{color:rgba(193,199,208,.72)}
.orn-chat-form input:focus,
.orn-chat-form textarea:focus{
  border-color:var(--orn-chat-brand);
  box-shadow:0 0 0 3px var(--orn-chat-brand-glow), 0 10px 24px rgba(0,0,0,.18);
}
.orn-chat-form textarea{
  resize:none;
  margin-bottom:10px;
  min-height:96px;
}
.orn-chat-form button[type=submit]{
  width:100%;
  border:0;
  border-radius:12px;
  background:linear-gradient(135deg,var(--orn-chat-brand),var(--orn-chat-brand2));
  color:#fff;
  font-weight:800;
  padding:12px;
  min-height:48px;
  cursor:pointer;
  box-shadow:0 12px 26px rgba(37,111,219,.26), 0 8px 22px rgba(0,0,0,.22);
  transition:transform .18s ease, filter .18s ease, box-shadow .18s ease;
}
.orn-chat-form button[type=submit]:hover,
.orn-chat-form button[type=submit]:focus{
  filter:brightness(1.06);
  transform:translateY(-1px);
  box-shadow:0 14px 28px rgba(0,0,0,.30);
}
.orn-chat-form button[type=submit]:active{
  transform:translateY(0);
  box-shadow:0 7px 18px rgba(0,0,0,.22);
}
.orn-chat-note{
  font-size:11px;
  color:rgba(230,235,244,.78);
  margin-top:9px;
  text-align:center;
  line-height:1.35;
}

.orn-chat-msg.user .orn-chat-msg-body::after,
.orn-chat-msg.admin .orn-chat-msg-body::after{
  content:"";
  display:block;
}
.orn-chat-msg-time{
  opacity:.9;
}
.orn-chat-panel[hidden]{
  display:none!important;
}
@keyframes ornChatMsgIn{
  from{opacity:0;transform:translateY(4px)}
  to{opacity:1;transform:translateY(0)}
}

@keyframes ornChatBadgePulse{
  0%{transform:scale(.72);opacity:.55}
  55%{transform:scale(1.12);opacity:1}
  100%{transform:scale(1);opacity:1}
}
@media(max-width:520px){
  .orn-chat{right:14px;bottom:14px}
  .orn-chat-bubble{width:62px;height:62px}
  .orn-chat-icon-img{width:44px;height:44px}
  .orn-chat-panel{width:calc(100vw - 28px);bottom:76px;border-radius:18px}
  .orn-chat-messages{height:260px}
  .orn-chat-guest-fields{grid-template-columns:1fr}
}

/* Indikace psaní */
.orn-chat-typing{
  margin: 0 16px 10px 16px;
  font-size: 12px;
  color: rgba(255,255,255,.72);
  font-style: italic;
  animation: ornChatTypingPulse 1.2s ease-in-out infinite;
}
.orn-chat-typing[hidden]{display:none!important;}
@keyframes ornChatTypingPulse{
  0%,100%{opacity:.55}
  50%{opacity:1}
}
.admin-chat-typing{
  margin: 8px 0 0 0;
  color: rgba(255,255,255,.72);
  font-size: 13px;
  font-style: italic;
  min-height: 18px;
}
.admin-chat-typing[hidden]{display:none!important;}