/* ===== LeAI AI Assistant — Cross-page Floating Module ===== */
/* v1.2.0 — 2026-04-25 */

/* Fab Button */
.leai-fab{position:fixed;bottom:30px;right:30px;width:56px;height:56px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 16px rgba(225,37,27,.4);z-index:9000;transition:transform .25s,box-shadow .25s;overflow:hidden;padding:0;border:none;}
.leai-fab img{width:100%;height:100%;object-fit:cover;border-radius:50%;}
.leai-fab:hover{transform:scale(1.1);box-shadow:0 6px 24px rgba(225,37,27,.5);}
.leai-fab.executing{animation:leai-fab-pulse 1.5s infinite;}
@keyframes leai-fab-pulse{0%,100%{box-shadow:0 4px 16px rgba(225,37,27,.4)}50%{box-shadow:0 0 0 12px rgba(225,37,27,.15)}}

/* Chat Panel */
.leai-panel{display:none;position:fixed;bottom:100px;right:30px;width:400px;height:560px;background:#fff;border-radius:16px;box-shadow:0 12px 48px rgba(0,0,0,.18);z-index:9000;flex-direction:column;overflow:hidden;animation:leai-panel-in .25s ease;}
.leai-panel.show{display:flex;}
@keyframes leai-panel-in{from{opacity:0;transform:translateY(16px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}

/* Header */
.leai-header{background:linear-gradient(135deg,#e1251b,#ff4538);color:#fff;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0;}
.leai-header-left{display:flex;align-items:center;gap:8px;}
.leai-header-left img{height:20px;filter:brightness(0) invert(1);}
.leai-header-title{font-size:15px;font-weight:600;}
.leai-header-badge{font-size:10px;background:rgba(255,255,255,.2);padding:2px 8px;border-radius:10px;margin-left:6px;}
.leai-close{background:none;border:none;color:rgba(255,255,255,.8);font-size:22px;cursor:pointer;padding:0 4px;line-height:1;transition:color .15s;}
.leai-close:hover{color:#fff;}

/* Messages Area */
.leai-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;background:#fafafa;}
.leai-body::-webkit-scrollbar{width:4px;}
.leai-body::-webkit-scrollbar-thumb{background:#ddd;border-radius:2px;}

/* Messages */
.leai-msg{display:flex;gap:8px;animation:leai-msg-in .2s ease;}
@keyframes leai-msg-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.leai-msg.bot{align-self:flex-start;}
.leai-msg.user{align-self:flex-end;flex-direction:row-reverse;}
.leai-avatar{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;}
.leai-msg.bot .leai-avatar{background:#fff0ef;border:1px solid #ffd4d0;}
.leai-msg.user .leai-avatar{background:#e8f4ff;border:1px solid #b8d8ff;}
.leai-bubble{max-width:80%;padding:10px 14px;border-radius:12px;font-size:13px;line-height:1.6;word-break:break-word;}
.leai-msg.bot .leai-bubble{background:#fff;color:#333;border:1px solid #eee;border-top-left-radius:4px;}
.leai-msg.user .leai-bubble{background:#e1251b;color:#fff;border-top-right-radius:4px;}

/* Quick Questions */
.leai-quick{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px;}
.leai-qq{padding:6px 12px;background:#fff;border:1px solid #ffd4d0;color:#e1251b;border-radius:16px;font-size:12px;cursor:pointer;transition:all .2s;white-space:nowrap;}
.leai-qq:hover{background:#e1251b;color:#fff;border-color:#e1251b;}
.leai-qq-action{background:#fff5f5;border-color:#e1251b;font-weight:500;}
.leai-qq-action::before{content:'⚡';margin-right:2px;}

/* Typing indicator */
.leai-typing{display:flex;gap:4px;align-items:center;padding:10px 14px;}
.leai-typing-dot{width:6px;height:6px;background:#ccc;border-radius:50%;animation:leai-typing-pulse 1.2s infinite;}
.leai-typing-dot:nth-child(2){animation-delay:.2s;}
.leai-typing-dot:nth-child(3){animation-delay:.4s;}
@keyframes leai-typing-pulse{0%,80%,100%{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}

/* Input Area */
.leai-input-area{display:flex;align-items:center;gap:8px;border-top:1px solid #eee;padding:12px 14px;background:#fff;flex-shrink:0;}
.leai-input{flex:1;border:1px solid #e0e0e0;border-radius:20px;padding:8px 16px;font-size:13px;outline:none;font-family:inherit;transition:border-color .15s;}
.leai-input:focus{border-color:#e1251b;}
.leai-send{width:34px;height:34px;background:#e1251b;border:none;border-radius:50%;cursor:pointer;color:#fff;font-size:15px;display:flex;align-items:center;justify-content:center;transition:background .15s;flex-shrink:0;}
.leai-send:hover{background:#c41d15;}
.leai-send:disabled{background:#ccc;cursor:not-allowed;}

/* ===== Action Execution Visual Feedback ===== */

/* Status Bar — shows current action */
.leai-status-bar{position:fixed;top:0;left:0;right:0;height:40px;background:linear-gradient(135deg,#1a1a2e,#16213e);color:#fff;display:none;align-items:center;justify-content:center;gap:10px;z-index:9999;font-size:13px;box-shadow:0 2px 12px rgba(0,0,0,.2);animation:leai-status-in .3s ease;}
.leai-status-bar.show{display:flex;}
@keyframes leai-status-in{from{transform:translateY(-100%)}to{transform:translateY(0)}}
.leai-status-spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.3);border-top-color:#4fc3f7;border-radius:50%;animation:spin .7s linear infinite;}
@keyframes spin{to{transform:rotate(360deg)}}
.leai-status-text{font-weight:500;}
.leai-status-cancel{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);color:#fff;padding:3px 12px;border-radius:12px;font-size:11px;cursor:pointer;transition:background .15s;}
.leai-status-cancel:hover{background:rgba(255,255,255,.25);}
.leai-status-done{background:#4caf50;}
.leai-status-bar.done{background:linear-gradient(135deg,#1b5e20,#2e7d32);}
.leai-status-bar.done .leai-status-spinner{display:none;}

/* Virtual Cursor — pulsing ring + label */
.leai-cursor{position:fixed;width:28px;height:28px;pointer-events:none;z-index:10000;transition:all .8s cubic-bezier(.35,.1,.25,1),opacity .3s;opacity:0;}
.leai-cursor.show{opacity:1;}
.leai-cursor::before{content:'';position:absolute;inset:0;border:2px solid #e1251b;border-radius:50%;box-shadow:0 0 20px rgba(225,37,27,.25);animation:leai-cursor-pulse 1.4s ease-out infinite;}
.leai-cursor::after{content:'';position:absolute;top:50%;left:50%;width:6px;height:6px;background:#e1251b;border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 12px #e1251b;}
@keyframes leai-cursor-pulse{0%{transform:scale(.8);opacity:1}100%{transform:scale(1.8);opacity:0}}
.leai-cursor-label{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%);background:#e1251b;color:#fff;padding:4px 10px;border-radius:4px;font-size:11px;white-space:nowrap;font-weight:500;box-shadow:0 4px 12px rgba(225,37,27,.3);}
.leai-cursor-label::before{content:'';position:absolute;top:-3px;left:50%;transform:translateX(-50%) rotate(45deg);width:6px;height:6px;background:#e1251b;}

/* Element Highlight */
.leai-highlight{position:absolute;border:2px solid #e1251b;border-radius:6px;pointer-events:none;z-index:8999;animation:leai-highlight-pulse 1s ease-in-out 2;box-shadow:0 0 0 4px rgba(225,37,27,.15);}
@keyframes leai-highlight-pulse{0%,100%{box-shadow:0 0 0 4px rgba(225,37,27,.15)}50%{box-shadow:0 0 0 8px rgba(225,37,27,.25)}}

/* Action Confirm Modal */
.leai-confirm{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:10001;align-items:center;justify-content:center;backdrop-filter:blur(2px);}
.leai-confirm.show{display:flex;}
.leai-confirm-box{background:#fff;border-radius:16px;padding:28px 24px;width:340px;text-align:center;box-shadow:0 16px 48px rgba(0,0,0,.2);animation:leai-confirm-in .25s ease;}
@keyframes leai-confirm-in{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
.leai-confirm-icon{font-size:40px;margin-bottom:12px;}
.leai-confirm-title{font-size:16px;font-weight:600;color:#333;margin-bottom:6px;}
.leai-confirm-desc{font-size:13px;color:#666;line-height:1.6;margin-bottom:20px;}
.leai-confirm-actions{display:flex;gap:10px;justify-content:center;}
.leai-confirm-btn{padding:10px 28px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;border:none;font-family:inherit;transition:all .15s;}
.leai-confirm-yes{background:#e1251b;color:#fff;}
.leai-confirm-yes:hover{background:#c41d15;}
.leai-confirm-no{background:#f5f5f5;color:#666;}
.leai-confirm-no:hover{background:#eee;}

/* Sensitive Action Warning */
.leai-sensitive-badge{display:inline-flex;align-items:center;gap:4px;background:#fff8e1;border:1px solid #ffe082;color:#f57f17;padding:4px 10px;border-radius:12px;font-size:11px;margin-top:6px;}

/* Action step in chat bubble — circle checkmarks */
.leai-action-step{display:flex;align-items:center;gap:8px;padding:4px 0;font-size:12px;color:#999;}
.leai-action-step.done{color:#555;}
.leai-action-step.active{color:#e1251b;font-weight:500;}
.leai-action-step-icon{width:16px;height:16px;border-radius:50%;border:1.5px solid #ddd;background:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:9px;color:#fff;transition:all .3s;}
.leai-action-step.done .leai-action-step-icon{background:#e1251b;border-color:#e1251b;}
.leai-action-step.done .leai-action-step-icon::after{content:'✓';}
.leai-action-step.active .leai-action-step-icon{border-color:#e1251b;background:#fff;animation:leai-step-ring 1.4s ease-out infinite;}
@keyframes leai-step-ring{0%{box-shadow:0 0 0 0 rgba(225,37,27,.5)}70%{box-shadow:0 0 0 6px rgba(225,37,27,0)}100%{box-shadow:0 0 0 0 rgba(225,37,27,0)}}

/* Product recommendation cards in chat */
.leai-prod-cards{display:flex;flex-direction:column;gap:6px;margin-top:8px;}
.leai-prod-card{display:flex;gap:10px;padding:10px;background:#f9f9f7;border:1px solid #eee;border-radius:6px;cursor:pointer;transition:all .2s;}
.leai-prod-card:hover{border-color:#e1251b;background:#fef5f5;}
.leai-prod-card-img{width:48px;height:48px;flex-shrink:0;background:#fff;border:1px solid #eee;border-radius:4px;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.leai-prod-card-img img{width:100%;height:100%;object-fit:cover;}
.leai-prod-card-info{flex:1;min-width:0;}
.leai-prod-card-name{font-size:12px;font-weight:500;color:#333;margin-bottom:2px;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.leai-prod-card-spec{font-size:10px;color:#999;margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.leai-prod-card-price{font-weight:600;font-size:13px;color:#e1251b;}

/* Responsive */
@media(max-width:500px){
  .leai-panel{bottom:0;right:0;left:0;width:100%;height:85vh;border-radius:16px 16px 0 0;}
  .leai-fab{bottom:20px;right:20px;width:50px;height:50px;}
}