/* ═══════════════════════════════════════════
   OTX AD - Chat Bot Widget
   ═══════════════════════════════════════════ */

#cb-widget{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}

/* ── Toggle Button ── */
#cb-toggle{position:fixed;bottom:24px;right:24px;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#059669,#10b981);color:#fff;border:none;box-shadow:0 4px 20px rgba(16,185,129,0.4);cursor:pointer;z-index:9999;display:flex;align-items:center;justify-content:center;font-size:24px;transition:all .3s cubic-bezier(0.4,0,0.2,1)}
#cb-toggle:hover{transform:scale(1.08);box-shadow:0 6px 28px rgba(16,185,129,0.5)}
#cb-toggle:active{transform:scale(.95)}

/* ── Panel ── */
#cb-panel{position:fixed;bottom:92px;right:24px;width:360px;max-width:calc(100vw - 32px);height:520px;max-height:calc(100vh - 140px);background:#fff;border-radius:20px;box-shadow:0 8px 40px rgba(0,0,0,0.12),0 2px 8px rgba(0,0,0,0.06);display:none;flex-direction:column;z-index:9998;overflow:hidden;animation:cbSlideUp .3s cubic-bezier(0.4,0,0.2,1)}
#cb-panel.open{display:flex}
@keyframes cbSlideUp{from{opacity:0;transform:translateY(16px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}

/* ── Header ── */
#cb-header{display:flex;align-items:center;gap:12px;padding:16px 20px;background:linear-gradient(135deg,#059669,#10b981);color:#fff;flex-shrink:0}
.cb-header-avatar{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,0.2);display:flex;align-items:center;justify-content:center;font-size:20px}
.cb-header-title{font-size:15px;font-weight:800;letter-spacing:-.2px}
.cb-header-status{font-size:11px;font-weight:600;opacity:.8;display:flex;align-items:center;gap:4px}
.cb-dot{width:6px;height:6px;border-radius:50%;background:#34d399;display:inline-block;animation:cbPulse 2s infinite}
@keyframes cbPulse{0%,100%{opacity:1}50%{opacity:.4}}
.cb-header-min{width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,0.15);border:none;color:#fff;cursor:pointer;margin-left:auto;display:flex;align-items:center;justify-content:center;font-size:14px;transition:all .2s}
.cb-header-min:hover{background:rgba(255,255,255,0.25)}

/* ── Messages ── */
#cb-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;background:#f9fafb;scroll-behavior:smooth}
#cb-body::-webkit-scrollbar{width:4px}
#cb-body::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:4px}

.cb-msg{display:flex;gap:10px;max-width:85%;animation:cbMsgIn .3s ease}
@keyframes cbMsgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.cb-msg.cb-user{flex-direction:row-reverse;align-self:flex-end}
.cb-msg.cb-bot{align-self:flex-start}
.cb-msg-avatar{width:30px;height:30px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:14px}
.cb-bot .cb-msg-avatar{background:#ecfdf5;color:#10b981}
.cb-user .cb-msg-avatar{background:#eef2ff;color:#6366f1}
.cb-msg-content{display:flex;flex-direction:column;gap:4px}
.cb-msg-text{padding:12px 16px;border-radius:16px;font-size:13px;line-height:1.5;font-weight:500}
.cb-bot .cb-msg-text{background:#fff;color:#1f2937;border:1px solid #f3f4f6;border-bottom-left-radius:4px;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.cb-user .cb-msg-text{background:linear-gradient(135deg,#059669,#10b981);color:#fff;border-bottom-right-radius:4px}
.cb-msg-time{font-size:10px;color:#9ca3af;font-weight:600;padding:0 4px}
.cb-user .cb-msg-time{text-align:right}

/* ── Typing Indicator ── */
#cb-typing{display:none;gap:4px;padding:8px 16px 4px 56px;align-items:center}
#cb-typing.show{display:flex}
.cb-typing-dot{width:8px;height:8px;border-radius:50%;background:#d1d5db;animation:cbTyping 1.4s infinite}
.cb-typing-dot:nth-child(2){animation-delay:.2s}
.cb-typing-dot:nth-child(3){animation-delay:.4s}
@keyframes cbTyping{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-6px)}}

/* ── Input ── */
#cb-input-area{display:flex;align-items:center;gap:8px;padding:12px 16px;border-top:1px solid #f3f4f6;background:#fff;flex-shrink:0}
#cb-input{flex:1;padding:12px 16px;border:2px solid #e5e7eb;border-radius:12px;font-size:14px;outline:none;font-family:inherit;transition:border-color .2s;color:#1f2937}
#cb-input:focus{border-color:#10b981}
#cb-input::placeholder{color:#9ca3af}
#cb-send{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#059669,#10b981);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;transition:all .2s;flex-shrink:0}
#cb-send:hover{transform:scale(1.05);box-shadow:0 2px 12px rgba(16,185,129,0.3)}
#cb-send:active{transform:scale(.95)}
#cb-send:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ── Mobile ── */
@media(max-width:480px){
    #cb-toggle{bottom:16px;right:16px;width:50px;height:50px;font-size:22px}
    #cb-panel{bottom:78px;right:8px;left:8px;width:auto;max-width:none;height:60vh;border-radius:16px}
}