.sg-chat-toggle{width:46px;height:46px;flex:0 0 46px;border:0;border-radius:50%;background:linear-gradient(135deg,#2563eb,#f97316);color:#fff;box-shadow:var(--shadow,0 18px 50px rgba(16,24,40,.16));font-size:18px;cursor:pointer;display:grid;place-items:center;transition:.25s}.sg-chat-toggle:hover{transform:translateY(-2px) scale(1.03)}.sg-chat-toggle:after{display:none}
.sg-chat{position:fixed;right:22px;bottom:225px;z-index:1002;width:min(410px,calc(100vw - 24px));height:min(650px,calc(100vh - 190px));background:#fff;border:1px solid #dde5f0;border-radius:24px;box-shadow:0 26px 90px rgba(15,23,42,.3);display:none;overflow:hidden}.sg-chat.open{display:flex;flex-direction:column;animation:sgChatIn .2s ease-out}@keyframes sgChatIn{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.sg-chat-head{padding:15px 16px;background:linear-gradient(135deg,#0f172a,#172554);color:#fff;display:flex;align-items:center;justify-content:space-between}.sg-chat-agent{display:flex;align-items:center;gap:11px}.sg-chat-head-logo{width:40px;height:40px;border-radius:13px;background:linear-gradient(135deg,#2563eb,#f97316);display:grid;place-items:center;font-weight:900}.sg-chat-head b{display:block;font-size:15px}.sg-chat-head small{display:flex;align-items:center;gap:6px;color:#cbd5e1;font-size:11px}.sg-online-dot{width:7px;height:7px;border-radius:50%;background:#22c55e;display:inline-block}.sg-chat-close{border:0;background:rgba(255,255,255,.1);color:#fff;font-size:19px;width:34px;height:34px;border-radius:10px;cursor:pointer}
.sg-chat-messages{flex:1;padding:16px;overflow:auto;background:linear-gradient(180deg,#f8fafc,#f1f5f9)}.sg-message-row{display:flex;align-items:flex-end;gap:8px;margin-bottom:13px}.sg-message-row.user{justify-content:flex-end}.sg-chat-avatar{width:28px;height:28px;flex:0 0 28px;border-radius:9px;background:#0f172a;color:#fff;display:grid;place-items:center;font-size:9px;font-weight:900}.sg-message-content{max-width:86%}.sg-msg{padding:11px 13px;border-radius:16px;white-space:pre-wrap;line-height:1.5;font-size:13.5px;box-shadow:0 3px 12px rgba(15,23,42,.05)}.sg-msg.bot{background:#fff;border:1px solid #e2e8f0;border-bottom-left-radius:5px;color:#172033}.sg-msg.user{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;border-bottom-right-radius:5px}.sg-message-time{display:block;margin-top:4px;color:#94a3b8;font-size:9px}.sg-message-row.user .sg-message-time{text-align:right}
.sg-chat-buttons{display:grid;gap:7px;margin-top:8px}.sg-chat-buttons a{display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:800;text-decoration:none;color:#1d4ed8;background:#fff;border:1px solid #bfdbfe;border-radius:11px;padding:9px 11px;transition:.2s;overflow:hidden;text-overflow:ellipsis}.sg-chat-buttons a:after{content:"→"}.sg-chat-buttons a:hover{background:#eff6ff;border-color:#60a5fa;transform:translateX(2px)}
.sg-chat-suggestions{padding:10px 12px 2px;display:flex;gap:7px;overflow-x:auto;background:#fff;border-top:1px solid #eef2f7}.sg-chat-suggestions.is-hidden{display:none}.sg-chat-suggestions button{white-space:nowrap;border:1px solid #dbeafe;background:#eff6ff;color:#1d4ed8;border-radius:999px;padding:8px 10px;font-size:11px;font-weight:800;cursor:pointer}.sg-chat-form{display:flex;gap:8px;padding:11px 12px;border-top:1px solid #e5eaf2;background:#fff}.sg-chat-form input{flex:1;min-width:0;border:1px solid #cbd5e1;border-radius:13px;padding:12px 13px;font-size:14px;outline:none}.sg-chat-form input:focus{border-color:#2563eb;box-shadow:0 0 0 3px rgba(37,99,235,.1)}.sg-chat-form button{border:0;border-radius:13px;background:#2563eb;color:#fff;width:46px;cursor:pointer}.sg-chat-form.is-loading button{opacity:.6}.sg-chat-note{text-align:center;font-size:9.5px;color:#64748b;padding:0 10px 8px;background:#fff}.sg-typing{display:flex;gap:4px;padding:13px 15px}.sg-typing i{width:6px;height:6px;border-radius:50%;background:#94a3b8;animation:sgDot 1s infinite}.sg-typing i:nth-child(2){animation-delay:.15s}.sg-typing i:nth-child(3){animation-delay:.3s}@keyframes sgDot{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-5px)}}
@media(max-width:600px){.sg-chat-toggle{width:43px;height:43px;flex-basis:43px;border-radius:50%}.sg-chat{right:8px;bottom:215px;width:calc(100vw - 16px);height:calc(100vh - 168px);border-radius:20px}.sg-chat-messages{padding:13px}}

/* v3 conversation controls */
.sg-chat-head-actions{display:flex;align-items:center;gap:6px}.sg-chat-new,.sg-chat-close{border:0;background:rgba(255,255,255,.12);color:#fff;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;cursor:pointer}.sg-chat-new:hover,.sg-chat-close:hover{background:rgba(255,255,255,.22)}
.sg-chat-buttons button{width:100%;border:1px solid #b9d0ff;background:#fff;color:#1557e8;border-radius:14px;padding:13px 15px;text-align:left;font:inherit;font-weight:700;cursor:pointer;position:relative}.sg-chat-buttons button:after{content:'→';position:absolute;right:15px}.sg-chat-buttons button:hover{background:#f3f7ff;border-color:#6ea0ff}.sg-msg{white-space:pre-line}.sg-chat-messages{scroll-behavior:smooth}.sg-chat-note{font-size:11px;color:#64748b;text-align:center;padding:6px 12px 10px;background:#fff}