/* PCenter Assist V6 */
:root{
  --pca-navy:#061a35;
  --pca-blue:#2f86f6;
  --pca-cyan:#45bcf3;
  --pca-text:#14263d;
  --pca-muted:#667b91;
  --pca-line:#dce7f1;
  --pca-bg:#ffffff;
  --pca-soft:#f5f9fd;
  --pca-shadow:0 26px 70px rgba(6,26,53,.22);
}
#pcenter-assist-root{position:fixed;right:22px;bottom:22px;z-index:99999;font-family:inherit}
.pca-launcher{
  width:58px;height:58px;border:0;border-radius:18px;cursor:pointer;
  background:linear-gradient(145deg,var(--pca-navy),#0d4f90);
  box-shadow:0 16px 36px rgba(6,26,53,.25);
  display:flex;align-items:center;justify-content:center;color:#fff;position:relative;
  transition:transform .2s ease,box-shadow .2s ease;
}
.pca-launcher:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(6,26,53,.3)}
.pca-launcher svg{width:27px;height:27px}
.pca-dot{position:absolute;right:7px;top:7px;width:9px;height:9px;border-radius:50%;background:#54e6b8;border:2px solid var(--pca-navy)}
.pca-panel{
  position:absolute;right:0;bottom:72px;width:min(390px,calc(100vw - 28px));
  max-height:min(690px,calc(100vh - 105px));background:var(--pca-bg);
  border:1px solid var(--pca-line);border-radius:24px;box-shadow:var(--pca-shadow);
  overflow:hidden;display:none;flex-direction:column;
}
.pca-panel.is-open{display:flex;animation:pcaIn .18s ease-out}
@keyframes pcaIn{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}
.pca-head{background:linear-gradient(145deg,#061a35,#0b467f);color:#fff;padding:18px 18px 16px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.pca-brand{display:flex;align-items:center;gap:11px;min-width:0}
.pca-brand-mark{width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;overflow:hidden}.pca-brand-mark img{width:26px;height:26px;object-fit:contain;display:block}
.pca-brand-text b{display:block;font-size:.96rem}
.pca-brand-text span{display:block;color:#bcd3e8;font-size:.72rem;margin-top:2px}
.pca-close{width:36px;height:36px;border:0;border-radius:10px;background:rgba(255,255,255,.08);color:#fff;cursor:pointer;font-size:20px}
.pca-body{padding:16px;overflow:auto;background:linear-gradient(180deg,#fff,#fbfdff)}
.pca-msg{max-width:88%;padding:11px 13px;border-radius:16px;margin:0 0 10px;font-size:.82rem;line-height:1.5}
.pca-msg.bot{background:#eef6fd;color:var(--pca-text);border-bottom-left-radius:6px}
.pca-msg.user{background:var(--pca-navy);color:#fff;margin-left:auto;border-bottom-right-radius:6px}
.pca-actions{display:flex;flex-wrap:wrap;gap:7px;margin:12px 0 2px}
.pca-chip{
  border:1px solid #d8e5f0;background:#fff;color:#27445e;border-radius:999px;
  padding:8px 10px;font-size:.72rem;font-weight:750;cursor:pointer;
}
.pca-chip:hover{border-color:#afd5f2;background:#f5fbff}
.pca-result{border:1px solid var(--pca-line);border-radius:16px;padding:12px;margin-top:9px;background:#fff}
.pca-result b{display:block;color:var(--pca-navy);font-size:.82rem;margin-bottom:4px}
.pca-result p{margin:0;color:var(--pca-muted);font-size:.75rem;line-height:1.45}
.pca-result a{display:inline-flex;margin-top:9px;color:#1574d4;font-size:.74rem;font-weight:850;text-decoration:none}
.pca-mode{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:11px 0}
.pca-mode button{border:1px solid var(--pca-line);background:#fff;border-radius:13px;padding:11px 8px;cursor:pointer;color:var(--pca-text);font-size:.75rem;font-weight:800}
.pca-mode button:hover{border-color:#b3d8f4;background:#f5fbff}
.pca-input{border-top:1px solid var(--pca-line);padding:12px;background:#fff;display:grid;grid-template-columns:1fr auto;gap:8px}
.pca-input input{width:100%;border:1px solid var(--pca-line);border-radius:13px;padding:11px 12px;outline:none;font:inherit;font-size:.8rem;color:var(--pca-text);background:#fff}
.pca-input input:focus{border-color:#8dc8f3;box-shadow:0 0 0 3px rgba(47,134,246,.08)}
.pca-send{width:42px;border:0;border-radius:12px;background:linear-gradient(145deg,var(--pca-blue),#126ed4);color:#fff;cursor:pointer;font-size:16px}
.pca-note{font-size:.65rem;color:#8a9bad;text-align:center;padding:0 14px 10px;background:#fff}
@media(max-width:650px){
  #pcenter-assist-root{right:14px;bottom:14px}
  .pca-launcher{width:54px;height:54px;border-radius:17px}
  .pca-panel{position:fixed;left:12px;right:12px;bottom:78px;width:auto;max-height:calc(100vh - 96px);border-radius:22px}
}