:root{--cas-chat-gold:#d9a441;--cas-chat-gold-soft:#f0c66b;--cas-chat-ink:#16110a;--cas-chat-panel:#21190f;--cas-chat-panel-2:#2c2114;--cas-chat-line:rgba(217,164,65,.55)}
#cas-unified-chat{position:fixed;right:24px;bottom:24px;z-index:9999;width:min(390px,calc(100vw - 24px));font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#fff;filter:drop-shadow(0 24px 45px rgba(0,0,0,.45));pointer-events:none}
#cas-unified-chat>*{pointer-events:auto}
#cas-unified-chat[data-collapsed="true"] .cas-unified-panel{display:none}
#cas-unified-chat[data-collapsed="false"] .cas-unified-launcher{display:none}
.cas-unified-launcher{margin-left:auto;width:74px;height:74px;border-radius:50%;border:2px solid var(--cas-chat-gold-soft);padding:0;background:#120e08;overflow:hidden;cursor:pointer;box-shadow:0 0 0 5px rgba(217,164,65,.14),0 12px 28px rgba(0,0,0,.45)}
.cas-unified-launcher img{width:100%;height:100%;object-fit:cover;object-position:center top;display:block}
.cas-unified-panel{border:1px solid var(--cas-chat-line);border-radius:20px;overflow:hidden;background:linear-gradient(180deg,var(--cas-chat-panel-2),var(--cas-chat-panel));box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.cas-unified-header{display:flex;align-items:center;gap:12px;padding:12px 14px;background:linear-gradient(135deg,#3b2a15,#20170d);border-bottom:1px solid var(--cas-chat-line);cursor:grab;touch-action:none;user-select:none}
.cas-unified-header:active{cursor:grabbing}.cas-unified-avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;object-position:center top;border:2px solid var(--cas-chat-gold-soft)}
.cas-unified-title{flex:1}.cas-unified-title strong{display:block;color:var(--cas-chat-gold-soft);font-size:1rem}.cas-unified-title span{display:block;color:#d7c8af;font-size:.78rem}
.cas-unified-minimize{width:34px;height:34px;border:1px solid var(--cas-chat-line);border-radius:10px;background:#171108;color:var(--cas-chat-gold-soft);cursor:pointer;font-size:1.1rem}
.cas-unified-messages{height:280px;overflow:auto;padding:14px;display:flex;flex-direction:column;gap:10px;background:radial-gradient(circle at top right,rgba(217,164,65,.08),transparent 42%)}
.cas-unified-message{max-width:88%;padding:10px 12px;border-radius:14px;line-height:1.4;font-size:.9rem;white-space:pre-wrap}.cas-unified-message[data-role="assistant"]{align-self:flex-start;background:rgba(217,164,65,.11);border:1px solid rgba(217,164,65,.34)}.cas-unified-message[data-role="user"]{align-self:flex-end;background:#3a2b18;border:1px solid rgba(255,255,255,.1)}.cas-unified-message[data-role="system"]{align-self:stretch;max-width:100%;font-size:.78rem;color:#d7c8af;background:rgba(255,255,255,.04);border:1px dashed rgba(217,164,65,.28)}
.cas-unified-form{display:flex;gap:8px;padding:12px;border-top:1px solid var(--cas-chat-line);background:#171108}.cas-unified-form input{flex:1;min-width:0;border:1px solid rgba(217,164,65,.38);border-radius:12px;padding:12px;background:#0f0b07;color:#fff;outline:none}.cas-unified-form input:focus{border-color:var(--cas-chat-gold-soft);box-shadow:0 0 0 3px rgba(217,164,65,.12)}.cas-unified-form button{width:46px;border:1px solid #f4cf78;border-radius:12px;background:linear-gradient(135deg,#e6b957,#a87320);color:#171006;font-weight:900;cursor:pointer}
@media(max-width:640px){#cas-unified-chat{right:12px;bottom:12px;left:auto!important;top:auto!important;width:calc(100vw - 24px)}.cas-unified-header{cursor:default}.cas-unified-messages{height:42vh;max-height:340px}}
@media(prefers-reduced-motion:reduce){#cas-unified-chat{scroll-behavior:auto}}