/* Skinology AI Assistant — front-end widget. All rules scoped under #skn-floating-container. */
#skn-floating-container{--skn-accent:#A07B5C;position:fixed;bottom:30px;right:30px;display:flex;flex-direction:column;align-items:flex-end;gap:12px;z-index:99990;font-family:inherit;line-height:1.4}
#skn-floating-container.skn-pos-left{right:auto;left:30px;align-items:flex-start}
#skn-floating-container *,#skn-floating-container *::before,#skn-floating-container *::after{box-sizing:border-box}
#skn-floating-container svg{display:block}
#skn-floating-container .skn-wrap{position:relative;display:flex;align-items:center;gap:12px}

/* theme-proof resets */
#skn-floating-container button,#skn-floating-container input{font-family:inherit;text-transform:none;letter-spacing:normal;margin:0;min-height:0;min-width:0;line-height:1.2;box-shadow:none;text-shadow:none;outline-offset:2px}
#skn-floating-container img{margin:0;border:0;max-width:none}

/* pill */
#skn-floating-container .skn-ai-pill{display:inline-flex;align-items:center;background:#fff;border:1.5px solid rgba(0,0,0,.08);border-radius:50px;padding:0 20px;height:46px;cursor:pointer;box-shadow:0 4px 18px rgba(0,0,0,.12);transition:box-shadow .25s ease,transform .25s ease}
#skn-floating-container .skn-ai-pill:hover{background:#fff;transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.16)}
#skn-floating-container .skn-ai-pill-text{color:#1a1a1a;font-size:14px;font-weight:700;white-space:nowrap;letter-spacing:.2px}
#skn-floating-container.skn-ai-open .skn-ai-pill{display:none}

/* icon button */
#skn-floating-container .skn-ai-btn{width:58px;height:58px;border-radius:16px;cursor:pointer;box-shadow:0 4px 16px rgba(0,0,0,.15);transition:all .3s ease;padding:10px;overflow:hidden;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#fff,#f0f0f0);border:1px solid rgba(0,0,0,.08);color:var(--skn-accent)}
#skn-floating-container .skn-ai-btn:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 6px 20px rgba(0,0,0,.15);background:linear-gradient(135deg,#f8f8f8,#e8e8e8)}
#skn-floating-container .skn-ai-btn:active{transform:translateY(-1px) scale(1.02)}
#skn-floating-container .skn-ai-btn-open,#skn-floating-container .skn-ai-btn-close{align-items:center;justify-content:center;width:100%;height:100%}
#skn-floating-container .skn-ai-btn-open{display:flex}
#skn-floating-container .skn-ai-btn-open img{width:100%;height:100%;object-fit:contain}
#skn-floating-container .skn-ai-btn-open svg{width:30px;height:30px}
#skn-floating-container .skn-ai-btn-close{display:none;color:#fff}
#skn-floating-container .skn-ai-btn-close svg{width:20px;height:20px}
#skn-floating-container.skn-ai-open .skn-ai-btn{background:linear-gradient(135deg,#111,#222);border-color:transparent}
#skn-floating-container.skn-ai-open .skn-ai-btn-open{display:none}
#skn-floating-container.skn-ai-open .skn-ai-btn-close{display:flex}

/* window */
#skn-floating-container .skn-ai-window{position:absolute;bottom:70px;right:0;width:380px;height:520px;max-height:calc(100vh - 120px);background:#fff;border-radius:20px;box-shadow:0 12px 50px rgba(0,0,0,.15),0 0 0 1px rgba(0,0,0,.04);display:flex;flex-direction:column;overflow:hidden;opacity:0;visibility:hidden;transform:translateY(20px) scale(.95);transform-origin:bottom right;transition:all .3s cubic-bezier(.4,0,.2,1);pointer-events:none;text-align:left}
#skn-floating-container.skn-pos-left .skn-ai-window{right:auto;left:0;transform-origin:bottom left}
#skn-floating-container.skn-ai-open .skn-ai-window{opacity:1;visibility:visible;transform:translateY(0) scale(1);pointer-events:auto}

/* header */
#skn-floating-container .skn-ai-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:linear-gradient(135deg,#111 0%,#1a1a1a 100%);flex-shrink:0}
#skn-floating-container .skn-ai-header-info{display:flex;align-items:center;gap:12px}
#skn-floating-container .skn-ai-avatar{width:38px;height:38px;border-radius:10px;background:rgba(160,123,92,.15);display:flex;align-items:center;justify-content:center;overflow:hidden;color:var(--skn-accent)}
#skn-floating-container .skn-ai-avatar img{width:24px;height:24px;object-fit:contain}
#skn-floating-container .skn-ai-avatar svg{width:20px;height:20px}
#skn-floating-container .skn-ai-title{font-size:15px;font-weight:600;color:#fff;margin:0;line-height:1.2}
#skn-floating-container .skn-ai-status{display:flex;align-items:center;gap:5px;font-size:11px;color:rgba(255,255,255,.5)}
#skn-floating-container .skn-ai-status-dot{width:6px;height:6px;border-radius:50%;background:#4ade80;animation:skn-pulse-dot 2s infinite}
@keyframes skn-pulse-dot{0%,100%{opacity:1}50%{opacity:.4}}
#skn-floating-container .skn-ai-header-actions{display:flex;align-items:center;gap:8px}
#skn-floating-container .skn-ai-new{background:rgba(255,255,255,.1);border:0;color:rgba(255,255,255,.7);padding:0 10px;height:32px;border-radius:8px;font-size:12.5px;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap}
#skn-floating-container .skn-ai-new:hover{background:rgba(255,255,255,.25);color:#fff}
#skn-floating-container .skn-ai-close{background:rgba(255,255,255,.1);border:0;color:rgba(255,255,255,.6);width:32px;height:32px;padding:0;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s}
#skn-floating-container .skn-ai-close svg{width:14px;height:14px}
#skn-floating-container .skn-ai-close:hover{background:rgba(255,255,255,.2);color:#fff}

/* messages */
#skn-floating-container .skn-ai-messages{flex:1;overflow-y:auto;padding:20px 16px;display:flex;flex-direction:column;gap:14px;background:#fafafa;overscroll-behavior:contain}
#skn-floating-container .skn-ai-messages::-webkit-scrollbar{width:4px}
#skn-floating-container .skn-ai-messages::-webkit-scrollbar-thumb{background:#ddd;border-radius:4px}
#skn-floating-container .skn-ai-msg{display:flex;gap:8px;align-items:flex-end;animation:skn-msg-in .3s ease}
@keyframes skn-msg-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
#skn-floating-container .skn-ai-msg.user{flex-direction:row-reverse}
#skn-floating-container .skn-ai-msg-content{display:flex;flex-direction:column;gap:6px;max-width:75%;min-width:0}
#skn-floating-container .skn-ai-msg-avatar{width:28px;height:28px;min-width:28px;border-radius:8px;background:linear-gradient(135deg,#111,#333);color:var(--skn-accent);display:flex;align-items:center;justify-content:center}
#skn-floating-container .skn-ai-msg-avatar svg{width:15px;height:15px}
#skn-floating-container .skn-ai-bubble{max-width:100%;padding:10px 14px;border-radius:14px;font-size:13.5px;line-height:1.55;overflow-wrap:anywhere;word-break:break-word}
#skn-floating-container .skn-ai-msg.bot .skn-ai-bubble{background:#fff;color:#333;border:1px solid #eee;border-bottom-left-radius:4px}
#skn-floating-container .skn-ai-msg.user .skn-ai-bubble{background:linear-gradient(135deg,#111,#222);color:#fff;border-bottom-right-radius:4px}
#skn-floating-container .skn-ai-bubble p{margin:0;padding:0;font-size:inherit;line-height:inherit;color:inherit}
#skn-floating-container .skn-ai-msg.bot .skn-ai-bubble p{margin:0 0 8px}
#skn-floating-container .skn-ai-msg.bot .skn-ai-bubble > :last-child{margin-bottom:0}
#skn-floating-container .skn-ai-bubble ol,#skn-floating-container .skn-ai-bubble ul{margin:6px 0;padding-left:18px}
#skn-floating-container .skn-ai-bubble ul{list-style:disc}
#skn-floating-container .skn-ai-bubble ol{list-style:decimal}
#skn-floating-container .skn-ai-bubble li{margin:0 0 4px;padding:0;font-size:13px;line-height:1.5;color:inherit}
#skn-floating-container .skn-ai-bubble strong{font-weight:600;color:#111}
#skn-floating-container .skn-ai-bubble .skn-ai-h{font-size:14px;font-weight:600;margin:8px 0 4px;color:#111}
#skn-floating-container .skn-ai-bubble .skn-ai-h:first-child{margin-top:0}
#skn-floating-container .skn-ai-bubble a{color:var(--skn-accent);text-decoration:underline}
#skn-floating-container .skn-ai-bubble code{background:#f3f3f3;padding:1px 4px;border-radius:4px;font-size:12px}

/* in-chat WhatsApp button */
#skn-floating-container a.skn-ai-wa-btn{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;padding:7px 14px;border-radius:10px;background:linear-gradient(135deg,#25D366,#20BA5A);color:#fff;font-size:12.5px;font-weight:600;text-decoration:none;box-shadow:0 2px 8px rgba(37,211,102,.35);transition:all .2s ease;white-space:nowrap}
#skn-floating-container a.skn-ai-wa-btn:hover{color:#fff;transform:translateY(-1px) scale(1.02);box-shadow:0 4px 14px rgba(37,211,102,.5)}
#skn-floating-container a.skn-ai-wa-btn svg{width:14px;height:14px;fill:#fff}

/* typing */
#skn-floating-container .skn-ai-bubble.typing{display:flex;align-items:center;gap:4px;padding:12px 18px}
#skn-floating-container .skn-typing-dot{width:7px;height:7px;border-radius:50%;background:#bbb;animation:skn-typing 1.4s infinite ease-in-out}
#skn-floating-container .skn-typing-dot:nth-child(2){animation-delay:.2s}
#skn-floating-container .skn-typing-dot:nth-child(3){animation-delay:.4s}
@keyframes skn-typing{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}

/* suggestions */
#skn-floating-container .skn-ai-suggestions{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 12px;background:#fafafa}
#skn-floating-container .skn-ai-suggestion{padding:6px 12px;border:1px solid #e0e0e0;border-radius:20px;background:#fff;color:#555;font-size:12px;cursor:pointer;transition:all .2s;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis}
#skn-floating-container .skn-ai-suggestion:hover{background:#111;color:#fff;border-color:#111}

/* input */
#skn-floating-container .skn-ai-input-area{display:flex;align-items:center;gap:8px;padding:12px 16px;border-top:1px solid #f0f0f0;background:#fff;flex-shrink:0}
#skn-floating-container input.skn-ai-input{flex:1;width:auto;height:auto;padding:10px 14px;border:1px solid #e8e8e8;border-radius:12px;font-size:13.5px;background:#fafafa;color:#333;transition:border-color .2s;outline:none}
#skn-floating-container input.skn-ai-input:focus{border-color:var(--skn-accent);background:#fff}
#skn-floating-container input.skn-ai-input::placeholder{color:#aaa}
#skn-floating-container .skn-ai-send{width:38px;height:38px;min-width:38px;padding:0;border:0;border-radius:10px;background:linear-gradient(135deg,#111,#222);color:var(--skn-accent);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s}
#skn-floating-container .skn-ai-send svg{width:14px;height:14px}
#skn-floating-container .skn-ai-send:hover:not(:disabled){background:linear-gradient(135deg,#222,#333);transform:scale(1.05)}
#skn-floating-container .skn-ai-send:disabled{opacity:.4;cursor:not-allowed}

/* responsive */
@media (max-width:768px){
  #skn-floating-container{bottom:20px;right:20px;gap:10px}
  #skn-floating-container.skn-pos-left{left:20px;right:auto}
  #skn-floating-container .skn-ai-btn{width:52px;height:52px;border-radius:14px;padding:6px}
  #skn-floating-container .skn-ai-window{width:calc(100vw - 40px);height:calc(100vh - 160px);height:calc(100dvh - 160px);max-height:520px;bottom:70px;right:0}
  #skn-floating-container.skn-pos-left .skn-ai-window{left:0;right:auto}
  #skn-floating-container input.skn-ai-input{font-size:16px} /* stops iOS zoom on focus */
}
@media (max-width:400px){
  #skn-floating-container .skn-ai-window{width:calc(100vw - 24px);right:-8px;border-radius:16px}
  #skn-floating-container.skn-pos-left .skn-ai-window{left:-8px;right:auto}
}

/* Button size (set in Settings) — medium is the default sizing above. */
#skn-floating-container .skn-ai-size-small .skn-ai-btn{width:50px;height:50px;border-radius:14px;padding:8px}
#skn-floating-container .skn-ai-size-small .skn-ai-btn-open svg{width:26px;height:26px}
#skn-floating-container .skn-ai-size-large .skn-ai-btn{width:70px;height:70px;border-radius:18px;padding:12px}
#skn-floating-container .skn-ai-size-large .skn-ai-btn-open svg{width:36px;height:36px}
@media (max-width:480px){
  #skn-floating-container .skn-ai-size-large .skn-ai-btn{width:60px;height:60px}
}