#ai-fab-container{position:fixed;bottom:20px;right:20px;display:flex;align-items:center;gap:12px;z-index:9999;font-family:Outfit,sans-serif}
#ai-fab-title{max-width:220px;background:var(--card-bg);color:var(--text-primary);border:2px solid var(--border-color);border-radius:8px;padding:8px 12px;font-size:13px;font-weight:600;box-shadow:var(--shadow-sm);display:none}
#ai-fab-container:hover #ai-fab-title,#ai-fab-container:focus-within #ai-fab-title,#ai-fab-title.ai-intro-visible{display:block}
#ai-fab,#ai-scroll-top,#ai-modal button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:44px;min-height:44px;padding:8px;border:2px solid var(--border-color);border-radius:8px;background:var(--card-bg);color:var(--text-primary);cursor:pointer;font:inherit;flex-shrink:0}
#ai-fab{position:relative;isolation:isolate;width:55px;height:55px;border-radius:50%;background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));border-color:var(--primary-color);color:#fff;box-shadow:var(--shadow-md);animation:ai-breathing 2.5s ease-in-out infinite}
#ai-fab .material-symbols-outlined{font-size:26px;animation:stars-twinkle 9.5s ease-in-out infinite}
#ai-fab::before,#ai-fab::after{content:'';position:absolute;z-index:-1;inset:-2px;border:2px solid var(--primary-color);border-radius:50%;opacity:0;pointer-events:none;animation:ai-attention-ring 9.5s ease-out infinite}
#ai-fab::after{animation-delay:.45s}
@keyframes ai-breathing{0%,100%{transform:scale(1);box-shadow:var(--shadow-md)}50%{transform:scale(1.05);box-shadow:var(--shadow-lg)}}
@keyframes stars-twinkle{0%,84%,100%{opacity:1;transform:rotate(0) scale(1)}88%{opacity:1;transform:rotate(-12deg) scale(1.18)}92%{opacity:.82;transform:rotate(10deg) scale(.94)}96%{opacity:1;transform:rotate(0) scale(1.12)}}
@keyframes ai-attention-ring{0%,76%{opacity:0;transform:scale(.95)}79%{opacity:.72}89%,100%{opacity:0;transform:scale(1.65)}}
#ai-scroll-top{position:fixed;bottom:87px;right:20px;z-index:9998;width:55px;height:55px;border-radius:50%;border-color:var(--primary-color);color:var(--primary-color);box-shadow:var(--shadow-md)}
#ai-scroll-top[hidden]{display:none}
#ai-modal button[hidden]{display:none}
#ai-modal{width:min(640px,calc(100% - 32px));max-height:calc(var(--ai-viewport-height,100dvh) - 32px);padding:0;border:2px solid var(--border-color);border-radius:8px;background:var(--card-bg);color:var(--text-primary);box-shadow:var(--shadow-lg);font-family:Outfit,sans-serif;overflow:hidden}
#ai-modal::backdrop{background:rgba(0,0,0,.6);backdrop-filter:blur(4px)}
#ai-modal{position:fixed;top:calc(var(--ai-viewport-top,0px) + var(--ai-viewport-height,100dvh)/2);bottom:auto;left:0;right:0;margin:0 auto;transform:translateY(-50%)}
#ai-modal.ai-compact #ai-response-box{min-height:0}
#ai-modal.ai-compact #ai-modal-panel{overflow:auto}
#ai-modal-panel{position:relative;padding:24px;display:flex;flex-direction:column;max-height:calc(var(--ai-viewport-height,100dvh) - 36px);box-sizing:border-box}
#ai-modal .ai-heading{display:flex;align-items:center;gap:8px;min-height:32px;padding-right:32px}
#ai-modal .ai-heading>.material-symbols-outlined{color:var(--primary-color);font-size:24px}
#ai-modal h2{margin:0;font-size:22px;line-height:1.3;font-weight:700;flex:1;min-width:0}
#ai-modal #close-modal{position:absolute;top:8px;right:8px;width:44px;height:44px;padding:0;border-color:transparent;background:transparent;box-shadow:none;color:var(--text-secondary)}
#ai-modal #close-modal:hover:enabled{border-color:transparent;color:var(--primary-color)}
#ai-modal-description{font-size:14px;color:var(--text-secondary);line-height:1.5;margin:12px 0 16px}
#ai-response-box{min-height:180px;max-height:45vh;overflow:auto;overscroll-behavior:contain;border:2px solid var(--border-color);border-radius:8px;background:var(--bg-color);padding:16px;flex:1 1 auto}
#ai-response-text{font-size:14px;line-height:1.6;overflow-wrap:anywhere}
#ai-modal .ai-empty{margin:0;color:var(--text-secondary)}
#ai-modal .ai-empty-mobile,#ai-modal .ai-note-short{display:none}
#ai-modal .ai-turn+.ai-turn{border-top:1px solid var(--border-color);padding-top:16px;margin-top:16px}
#ai-modal .ai-question{font-weight:600;color:var(--text-primary);margin:0 0 12px;white-space:pre-wrap}
#ai-modal .ai-answer{margin:0;white-space:pre-wrap}
#ai-status{font-size:13px;line-height:1.5;color:var(--text-secondary);margin:8px 0;min-height:20px}
#ai-status.ai-error{color:var(--text-primary);font-weight:600;border-left:3px solid #ef4444;padding-left:8px}
#ai-status:empty{display:none}
#ai-input-group{margin:16px 0 0;flex-shrink:0}
#ai-input-group label{display:block;margin-bottom:8px;font-size:14px;font-weight:600}
#ai-modal .ai-input-row{display:flex;gap:4px;align-items:center;padding:4px;border:2px solid var(--border-color);border-radius:8px;background:var(--input-bg)}
#ai-modal .ai-input-row:focus-within{border-color:var(--primary-color)}
#ai-prompt{min-width:0;flex:1;width:100%;height:44px;padding:10px 12px;border:0;border-radius:8px;background:transparent;color:var(--text-primary);font:inherit;box-sizing:border-box}
#ai-modal #ai-voice-btn{width:44px;height:44px;padding:0;border:0;background:transparent;box-shadow:none;color:var(--text-secondary);border-radius:50%}
#ai-modal #ai-voice-btn:hover:enabled{color:var(--primary-color)}
#ai-modal #send-ai{width:44px;height:44px;padding:0;border-radius:8px;background:var(--primary-color);border-color:var(--primary-color);color:#fff}
#ai-modal button:disabled{opacity:.6;cursor:wait}
#ai-modal button:hover:enabled,#ai-fab:hover{border-color:var(--primary-hover)}
#ai-modal :focus-visible,#ai-fab:focus-visible,#ai-scroll-top:focus-visible{outline:3px solid var(--primary-color);outline-offset:3px}
#ai-modal #ai-prompt:focus-visible{outline:none}
#ai-modal .material-symbols-outlined,#ai-fab .material-symbols-outlined,#ai-scroll-top .material-symbols-outlined{font-size:20px;line-height:1;flex-shrink:0}
#ai-modal #close-modal .material-symbols-outlined{font-size:28px}
#ai-fab .material-symbols-outlined{font-size:26px}
#ai-scroll-top .material-symbols-outlined{font-size:27px}
#ai-modal .ai-note{font-size:12px;line-height:1.5;color:var(--text-secondary);margin:12px 0 0}
#ai-modal .ai-result{display:block;margin-top:12px;padding:12px;border:2px solid var(--border-color);border-radius:8px;background:var(--card-bg);color:var(--text-primary);text-decoration:none}
#ai-modal .ai-result:hover{border-color:var(--primary-color)}
#ai-modal .ai-result strong,#ai-modal .ai-result span{display:block}
#ai-modal .ai-result span{font-size:13px;color:var(--text-secondary)}
#ai-modal .ai-sources{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
#ai-modal .ai-source{color:var(--primary-color);text-decoration:underline;font-size:13px}
@media(prefers-reduced-motion:reduce){#ai-fab,#ai-fab .material-symbols-outlined,#ai-fab::before,#ai-fab::after{animation:none}}
@media(max-height:600px){#ai-response-box{min-height:0}#ai-modal .ai-heading,#ai-modal-description,#ai-status,#ai-modal .ai-note{flex-shrink:0}#ai-modal-panel{overflow:auto}}
@media(max-width:640px){#ai-modal-panel{padding:16px}#ai-modal{width:calc(100% - 20px);max-height:calc(var(--ai-viewport-height,100dvh) - 20px)}#ai-modal-panel{max-height:calc(var(--ai-viewport-height,100dvh) - 24px)}#ai-response-box{min-height:100px;max-height:40vh;padding:12px}#ai-modal h2{font-size:19px}#ai-modal-description{margin-bottom:12px}#ai-modal .ai-input-row{gap:4px}#ai-fab-title{max-width:200px}}
@media(max-width:640px){
    #ai-modal .ai-empty-wide{display:none}
    #ai-modal .ai-empty-mobile{display:inline}
    #ai-modal.ai-mobile-compact{width:calc(100% - 16px);height:calc(var(--ai-viewport-height,100dvh) - 16px);max-height:calc(var(--ai-viewport-height,100dvh) - 16px);box-sizing:border-box}
    #ai-modal.ai-mobile-compact #ai-modal-panel{height:100%;max-height:none;padding:12px;overflow:hidden}
    #ai-modal.ai-mobile-compact .ai-heading{min-height:44px;flex-shrink:0}
    #ai-modal.ai-mobile-compact #ai-modal-description,#ai-modal.ai-mobile-compact #ai-input-group label{position:absolute;width:1px;height:1px;padding:0;margin:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
    #ai-modal.ai-mobile-compact #ai-response-box{min-height:0;max-height:none;margin-top:8px;box-sizing:border-box}
    #ai-modal.ai-mobile-compact #ai-input-group{margin-top:12px}
    #ai-modal.ai-mobile-compact .ai-note{margin-top:8px;flex-shrink:0}
    #ai-modal.ai-mobile-compact .ai-note-full{display:none}
    #ai-modal.ai-mobile-compact .ai-note-short{display:inline}
}