:root{--wkz360-ai:#f4511e;--wkz360-ai-dark:#d84315;--wkz360-ai-light:#fff5f0;--wkz360-ai-border:#ffd6c7}#wkz360-doubao-float{position:fixed;left:50%;bottom:12px;z-index:100000;width:64px;height:77px;padding:0;margin:0;border:0;background:0 0;cursor:pointer;overflow:visible;filter:drop-shadow(0 8px 16px rgba(213,58,12,.25));transform:translateX(-50%);transition:transform .2s ease,filter .2s ease}#wkz360-doubao-float:hover{transform:translateX(-50%) translateY(-3px) scale(1.035);filter:drop-shadow(0 11px 22px rgba(213,58,12,.34))}#wkz360-doubao-float:active{transform:translateX(-50%) scale(.97)}#wkz360-doubao-float:focus-visible{outline:3px solid rgba(244,81,30,.35);outline-offset:3px;border-radius:24px}.wkz360-ai-badge-wrap{position:relative;display:block;width:100%;height:100%;transform-origin:center bottom;animation:wkz360AiFloat 3s ease-in-out infinite}.wkz360-ai-badge{display:block;width:100%;height:100%;object-fit:cover;object-position:center;border-radius:25px;user-select:none;-webkit-user-drag:none}.wkz360-doubao-box{max-width:760px;margin:20px auto;padding:18px;border-radius:12px;background:#fff;border:1px solid var(--wkz360-ai-border);box-shadow:0 3px 15px rgba(0,0,0,.06);box-sizing:border-box}.wkz360-doubao-title{color:var(--wkz360-ai);font-size:20px;font-weight:700;margin-bottom:6px;display:flex;align-items:center;gap:8px}.wkz360-ai-title-mascot{width:30px;height:30px;object-fit:cover;object-position:center top;border-radius:9px;flex:0 0 30px;display:block;filter:drop-shadow(0 2px 4px rgba(213,58,12,.16))}.wkz360-doubao-sub{font-size:13px;line-height:1.7;opacity:.72;margin-bottom:12px}.wkz360-doubao-presets{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.wkz360-doubao-presets button{border:1px solid var(--wkz360-ai-border);background:var(--wkz360-ai-light);color:var(--wkz360-ai-dark);border-radius:18px;padding:6px 10px;cursor:pointer;transition:background .15s ease,border-color .15s ease}.wkz360-doubao-presets button:hover{background:#ffe5da;border-color:#ffbca7}.wkz360-doubao-row{display:flex;gap:8px}.wkz360-doubao-input{min-width:0;flex:1;border:1px solid #ddd;border-radius:8px;padding:10px 12px;outline:none;box-sizing:border-box;transition:border-color .15s ease,box-shadow .15s ease}.wkz360-doubao-input:focus{border-color:var(--wkz360-ai);box-shadow:0 0 0 3px rgba(244,81,30,.1)}.wkz360-doubao-send{border:0;border-radius:8px;padding:0 18px;cursor:pointer;white-space:nowrap;background:var(--wkz360-ai);color:#fff;font-weight:600}.wkz360-doubao-send:hover{background:var(--wkz360-ai-dark)}.wkz360-doubao-send:disabled{opacity:.55;cursor:not-allowed}.wkz360-doubao-status{font-size:13px;margin-top:10px;opacity:.65}.wkz360-doubao-answer{margin-top:14px;line-height:1.75}.wkz360-doubao-text{margin-bottom:10px}.wkz360-doubao-error{padding:10px;border-radius:8px;background:#fff2f2}.wkz360-doubao-courses{display:grid;gap:10px;margin-top:12px}.wkz360-doubao-course{border:1px solid #eee;border-radius:10px;padding:12px;transition:border-color .15s ease,box-shadow .15s ease}.wkz360-doubao-course:hover{border-color:var(--wkz360-ai-border);box-shadow:0 3px 12px rgba(244,81,30,.08)}.wkz360-doubao-course-title{font-weight:700;margin-bottom:7px}.wkz360-doubao-course-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px}.wkz360-doubao-course-meta a{text-decoration:none;color:var(--wkz360-ai);font-weight:600}.wkz360-doubao-course-meta a:hover{color:var(--wkz360-ai-dark)}.wkz360-doubao-price{font-weight:700;color:var(--wkz360-ai-dark)}#wkz360-doubao-modal{display:none;position:fixed;inset:0;z-index:99999}#wkz360-doubao-modal.is-open{display:block}.wkz360-doubao-modal-bg{position:absolute;inset:0;background:rgba(0,0,0,.45)}.wkz360-doubao-modal-card{position:relative;z-index:2;width:min(760px,calc(100% - 24px));margin:8vh auto 0;max-height:84vh;overflow:auto}.wkz360-doubao-modal-card .wkz360-doubao-box{margin:0;border-top:3px solid var(--wkz360-ai)}.wkz360-doubao-close{position:absolute;right:10px;top:8px;z-index:3;border:0;background:0 0;color:#777;font-size:28px;cursor:pointer;line-height:1}.wkz360-doubao-close:hover{color:var(--wkz360-ai)}@media(max-width:600px){#wkz360-doubao-float{left:50%;right:auto;top:auto;bottom:8px;width:52px;height:63px}.wkz360-doubao-row{flex-direction:column}.wkz360-doubao-send{padding:10px}.wkz360-doubao-box{padding:14px}}