:root{
  --bg:#111111;
  --bgSoft:#171717;
  --border:#2a2a2a;
  --shadow:0 18px 48px rgba(0,0,0,.32);
  --accent:#e31837;
  --accentDark:#b01228;
  --muted:#a8a8a8;
  --bot:#1a1a1a;
  --user:#e31837;
  --userText:#ffffff;
  --radius:18px;
  --font:'DM Sans', Arial, sans-serif;
}

.alena-panel.fullscreen{
  width:100vw;
  height:100vh;
  max-width:none;
  max-height:none;
  right:0;
  bottom:0;
  top:0;
  left:0;
  border-radius:0;
  transform:none;
}

.alena-fab{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:2147483647;
  font-family:var(--font);
}
.alena-fab button{
  cursor:pointer;
  border:1px solid rgba(227,24,55,.34);
  padding:12px 16px;
  border-radius:999px;
  background:linear-gradient(135deg, rgba(227,24,55,.22) 0%, rgba(227,24,55,.08) 100%), #121212;
  color:#fff;
  box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.06);
  font-weight:800;
  display:flex;
  align-items:center;
  gap:9px;
  letter-spacing:.1px;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.alena-fab button:hover{
  transform:translateY(-1px);
  box-shadow:0 20px 54px rgba(0,0,0,.4), 0 0 24px rgba(227,24,55,.18);
  border-color:rgba(227,24,55,.55);
}
.alena-fab-dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:#1bd760;
  box-shadow:0 0 0 4px rgba(27,215,96,.18);
  flex:0 0 10px;
}

.alena-panel{
  position:fixed;
  right:18px;
  bottom:76px;
  width:380px;
  max-width:calc(100vw - 24px);
  height:580px;
  max-height:calc(100vh - 100px);
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
  display:none;
  z-index:2147483647;
  font-family:var(--font);
}
.alena-panel.open{display:flex;flex-direction:column}

.alena-header{
  padding:12px 14px;
  border-bottom:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  background:linear-gradient(180deg, #161616 0%, #101010 100%);
  color:#fff;
}
.alena-title-wrap{display:flex;align-items:center;gap:10px;min-width:0}
.alena-avatar{
  width:36px;
  height:36px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accentDark));
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  flex:0 0 36px;
  box-shadow:0 0 14px rgba(227,24,55,.24);
}
.alena-title{display:flex;flex-direction:column;gap:2px;min-width:0}
.alena-title b{font-size:14px;letter-spacing:.3px}
.alena-title span{font-size:12px;color:rgba(255,255,255,.82);display:flex;align-items:center;gap:6px;white-space:nowrap}
.alena-online-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  display:inline-block;
  background:#1bd760;
  box-shadow:0 0 0 3px rgba(27,215,96,.18);
}
.alena-actions{display:flex;gap:8px}
.alena-iconbtn{
  cursor:pointer;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.05);
  color:#fff;
  border-radius:10px;
  padding:6px 10px;
  font-size:12px;
}
.alena-dark-btn{background:#111!important;color:#fff!important;border-color:#232323!important}

.alena-chips{
  padding:10px 12px;
  border-bottom:1px solid var(--border);
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  background:var(--bgSoft);
}
.alena-chip{
  cursor:pointer;
  border:1px solid var(--border);
  background:#131313;
  border-radius:999px;
  padding:8px 10px;
  font-size:12px;
  white-space:nowrap;
  color:#fff;
}
.alena-chip.primary{
  background:linear-gradient(135deg,var(--accent),var(--accentDark));
  color:#fff;
  border-color:rgba(227,24,55,.6);
}

.alena-messages{flex:1;padding:12px;overflow:auto;background:linear-gradient(180deg,#101010 0%, #161616 100%)}
.alena-msg{display:flex;margin:8px 0}
.alena-bubble{
  max-width:100%;
  padding:11px 13px;
  border-radius:14px;
  line-height:1.45;
  font-size:14px;
  white-space:pre-wrap;
  word-wrap:break-word;
}
.alena-msg.user{justify-content:flex-end}
.alena-msg.user .alena-bubble{background:linear-gradient(135deg,var(--accent),var(--accentDark));color:var(--userText);border-bottom-right-radius:6px}
.alena-msg.bot{justify-content:flex-start}
.alena-msg.bot .alena-bubble{background:var(--bot);color:#f3f3f3;border:1px solid #202020;border-bottom-left-radius:6px}
.alena-meta{font-size:11px;color:var(--muted);margin-top:4px}

.alena-footer{
  border-top:1px solid var(--border);
  padding:10px;
  display:flex;
  gap:8px;
  background:var(--bgSoft);
  align-items:flex-end;
}
.alena-input{
  flex:1;
  resize:none;
  min-height:42px;
  max-height:88px;
  border:1px solid var(--border);
  border-radius:12px;
  padding:10px;
  font-size:14px;
  outline:none;
  background:#0f0f0f;
  color:#fff;
}
.alena-input::placeholder{color:#8f8f8f}
.alena-send{
  cursor:pointer;
  border:0;
  padding:10px 14px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--accent),var(--accentDark));
  color:#fff;
  font-weight:800;
  box-shadow:0 10px 24px rgba(227,24,55,.22);
}

.alena-modal{position:fixed;inset:0;z-index:2147483647;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,.6);font-family:var(--font)}
.alena-modal.open{display:flex}
.alena-modal-card{width:460px;max-width:calc(100vw - 24px);background:#111;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:14px;color:#fff}
.alena-modal-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.alena-modal-head b{font-size:15px}
.alena-modal-body{font-size:13px;color:var(--muted);line-height:1.5}
.alena-form{display:flex;flex-direction:column;gap:10px;margin-top:10px}
.alena-field label{font-size:12px;color:var(--muted);display:block;margin-bottom:6px}
.alena-field input,.alena-field select,.alena-field textarea{width:100%;border:1px solid var(--border);border-radius:12px;padding:10px;background:#0f0f0f;color:#fff;outline:none;font-size:13px}
.alena-row{display:flex;gap:10px}
.alena-row>div{flex:1}
.alena-check{display:flex;gap:10px;align-items:flex-start}
.alena-check input{margin-top:3px}
.alena-actions-row{display:flex;gap:10px;justify-content:flex-end;margin-top:12px}
.alena-btn{cursor:pointer;border:1px solid var(--border);background:#171717;color:#fff;border-radius:12px;padding:10px 12px;font-weight:700}
.alena-btn.primary{background:linear-gradient(135deg,var(--accent),var(--accentDark));color:#fff;border-color:rgba(227,24,55,.6)}

@media (max-width: 767px){
  .alena-fab{
    position:relative;
    left:auto;
    right:auto;
    top:auto;
    bottom:auto;
    transform:none;
    margin:0 auto;
    flex:0 1 auto;
    z-index:2;
  }
  .alena-fab button{
    padding:8px 12px;
    font-size:12px;
    min-height:40px;
  }
  .alena-panel{
    left:50%;
    right:auto;
    top:50%;
    bottom:auto;
    transform:translate(-50%, -50%);
    width:min(94vw, 390px);
    height:min(74vh, 580px);
    max-height:min(74vh, 580px);
  }
  .alena-panel.fullscreen{
    left:0;
    top:0;
    transform:none;
  }
  .alena-actions{
    gap:6px;
  }
  .alena-iconbtn{
    padding:6px 8px;
  }
  .alena-chip{
    font-size:11px;
  }
  .alena-row{
    flex-direction:column;
  }
  .header-inner .alena-fab{
    display:flex;
    align-items:center;
    justify-content:center;
    margin:0 auto;
    padding:0 8px;
  }
  .header-inner .alena-fab button span:last-child{
    max-width:92px;
    overflow:hidden;
    text-overflow:ellipsis;
  }
}