/* Rankestra AI Chat widget */
#rk-chat-btn{position:fixed;left:24px;bottom:24px;z-index:9990;width:60px;height:60px;border-radius:50%;border:0;cursor:pointer;background:linear-gradient(120deg,#5A49F8,#7A64F2);box-shadow:0 12px 32px rgba(90,73,248,.45);display:flex;align-items:center;justify-content:center;transition:.25s}
#rk-chat-btn:hover{transform:scale(1.08)}
#rk-chat-btn svg{width:28px;height:28px;fill:#fff}
#rk-chat-panel{position:fixed;left:24px;bottom:96px;z-index:9990;width:min(380px,calc(100vw - 48px));height:min(540px,calc(100vh - 140px));background:#fff;border-radius:20px;box-shadow:0 24px 70px rgba(18,16,43,.28);display:none;flex-direction:column;overflow:hidden;font-family:'Roboto',sans-serif}
#rk-chat-panel.open{display:flex}
.rk-chat-head{background:linear-gradient(120deg,#12102B,#2A2560);color:#fff;padding:16px 18px;display:flex;align-items:center;gap:12px}
.rk-chat-head .rk-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(120deg,#5A49F8,#7A64F2);display:flex;align-items:center;justify-content:center;font-family:'Poppins',sans-serif;font-weight:800;font-size:20px}
.rk-chat-head .t{flex:1}
.rk-chat-head .t b{font-family:'Poppins',sans-serif;font-size:16px;display:block}
.rk-chat-head .t span{font-size:12px;color:#B9B6E6}
.rk-chat-head .t span i{display:inline-block;width:8px;height:8px;border-radius:50%;background:#18DC59;margin-right:5px}
#rk-chat-close{background:none;border:0;color:#fff;font-size:24px;cursor:pointer;line-height:1}
#rk-chat-msgs{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:12px;background:#F7F8FE}
.rk-msg{max-width:82%;padding:11px 15px;border-radius:16px;font-size:14.5px;line-height:1.55;white-space:pre-wrap}
.rk-msg.bot{background:#fff;color:#1B1840;border-bottom-left-radius:4px;box-shadow:0 2px 10px rgba(18,16,43,.07);align-self:flex-start}
.rk-msg.bot a{color:#5A49F8;text-decoration:underline;word-break:break-all}
.rk-msg.user{background:linear-gradient(120deg,#5A49F8,#7A64F2);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.rk-msg.typing{display:flex;gap:5px;padding:14px 18px}
.rk-msg.typing span{width:8px;height:8px;border-radius:50%;background:#7A64F2;animation:rkblink 1.2s infinite}
.rk-msg.typing span:nth-child(2){animation-delay:.2s}.rk-msg.typing span:nth-child(3){animation-delay:.4s}
@keyframes rkblink{0%,80%,100%{opacity:.25}40%{opacity:1}}
#rk-chat-chips{display:flex;gap:8px;padding:10px 14px;background:#F7F8FE;flex-wrap:wrap}
#rk-chat-chips button{border:1.5px solid #D9D7F5;background:#fff;color:#5A49F8;font-size:12.5px;font-weight:600;border-radius:100px;padding:8px 14px;cursor:pointer;transition:.2s}
#rk-chat-chips button:hover{background:#5A49F8;color:#fff}
.rk-chat-input{display:flex;gap:8px;padding:12px 14px;background:#fff;border-top:1px solid #EDECFB}
#rk-chat-text{flex:1;border:1.5px solid #E4E3F5;border-radius:100px;padding:11px 18px;font-size:14.5px;font-family:'Roboto',sans-serif;outline:none}
#rk-chat-text:focus{border-color:#5A49F8}
#rk-chat-send{width:46px;height:46px;border-radius:50%;border:0;background:linear-gradient(120deg,#5A49F8,#7A64F2);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0}
#rk-chat-send svg{width:20px;height:20px;fill:#fff}
@media(max-width:480px){#rk-chat-btn{left:16px;bottom:16px}#rk-chat-panel{left:16px;bottom:88px}}