#ai-tutor-root{position:fixed;right:22px;bottom:22px;z-index:80;font-family:inherit}.ai-tutor-launch{border:0;border-radius:999px;padding:.85rem 1.05rem;background:#8d2f38;color:#fff;box-shadow:0 10px 28px #2d1c2050;font:600 .9rem inherit;cursor:pointer}.ai-tutor-launch:hover{background:#6f2630}.ai-tutor-panel{width:min(390px,calc(100vw - 28px));height:min(620px,calc(100dvh - 36px));display:grid;grid-template-rows:auto auto 1fr auto;background:#fffdfb;border:1px solid #ead7d1;border-radius:18px;overflow:hidden;box-shadow:0 18px 60px #2d1c2030}.ai-tutor-head{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.05rem;background:#8d2f38;color:#fff}.ai-tutor-head strong,.ai-tutor-head small{display:block}.ai-tutor-head small{margin-top:.2rem;color:#f3dfe0;font-size:.74rem}.ai-tutor-close{border:0;background:#ffffff20;color:#fff;border-radius:50%;width:32px;height:32px;font-size:1.35rem;cursor:pointer}.ai-tutor-modes{display:flex;gap:.35rem;padding:.7rem .8rem;border-bottom:1px solid #f0e3df;overflow:auto}.ai-mode{border:1px solid #e1c8c2;border-radius:999px;background:#fff;color:#71323a;padding:.45rem .7rem;white-space:nowrap;font:600 .75rem inherit;cursor:pointer}.ai-mode.active{background:#f5e4e1;border-color:#a85a5f}.ai-tutor-messages{padding:1rem;overflow:auto;display:grid;align-content:start;gap:.7rem;background:#fffaf7}.ai-message{max-width:90%;padding:.7rem .8rem;border-radius:12px;background:#fff;border:1px solid #eaded9;line-height:1.55;font-size:.88rem}.ai-message.user{justify-self:end;background:#f5e4e1;border-color:#e7c8c3}.ai-message span{display:block;margin-bottom:.25rem;color:#8d2f38;font-size:.7rem;font-weight:700}.ai-message p{margin:0}.ai-tutor-empty{align-self:center;padding:1rem;color:#6d6662;font-size:.88rem;line-height:1.6}.ai-tutor-empty strong{display:block;color:#5e252e;margin-bottom:.4rem}.ai-tutor-empty p{margin:0}.ai-tutor-form{padding:.75rem;border-top:1px solid #eaded9;background:#fff}.ai-tutor-form textarea{width:100%;resize:none;box-sizing:border-box;border-color:#dfc9c2;background:#fffaf7}.ai-tutor-foot{display:flex;align-items:center;justify-content:space-between;gap:.6rem;margin-top:.55rem}.ai-tutor-foot small{color:#8b7b77;font-size:.68rem}.ai-tutor-foot .button{min-height:38px;padding:.5rem .85rem}@media(max-width:700px){#ai-tutor-root{right:12px;bottom:78px}.ai-tutor-launch{padding:.75rem .9rem}.ai-tutor-panel{height:min(650px,calc(100dvh - 100px))}}
#ai-tutor-root{pointer-events:auto}.ai-quick{display:flex;gap:.35rem;padding:.6rem .8rem;border-bottom:1px solid #f0e3df;overflow:auto}.ai-quick button{border:1px solid #ecd2c8;border-radius:999px;background:#fff8f3;color:#71323a;padding:.42rem .6rem;white-space:nowrap;font:600 .72rem inherit;cursor:pointer}.ai-quick button:hover{background:#f5e4e1}.ai-route-cta{display:flex;justify-content:flex-end;margin:0 0 1rem}.ai-route-cta .button{font-size:.82rem;min-height:40px}

.ai-tutor-panel{grid-template-rows:auto auto auto auto minmax(0,1fr) auto}.ai-tutor-head button[data-rt-open]{background:#ffffff20;color:white;border:0;border-radius:8px;padding:.4rem;cursor:pointer}
.ai-channel-tabs{display:grid;grid-template-columns:1fr 1fr;gap:.35rem;padding:.65rem .8rem;border-bottom:1px solid #f0e3df;background:#fffdfb}.ai-channel-tabs button{border:1px solid #ddc1bb;border-radius:10px;background:#fff8f5;color:#74323a;padding:.6rem .45rem;font:700 .8rem inherit;cursor:pointer}.ai-channel-tabs button.active{background:#8d2f38;border-color:#8d2f38;color:#fff;box-shadow:0 3px 8px #6f263025}.ai-send-error{margin:.7rem .8rem 0;padding:.65rem .75rem;border:1px solid #e8c3b8;border-radius:10px;background:#fff2eb;color:#923b31;font-size:.78rem;line-height:1.45}
.nav-ai{display:flex;align-items:center;gap:.7rem;width:calc(100% - 1rem);margin:.45rem .5rem;padding:.72rem .85rem;border:1px solid #ead2c9;border-radius:12px;background:#fff8f3;color:#7d3037;font:650 .9rem inherit;cursor:pointer;text-align:left}
.nav-ai:hover{background:#f5e4e1;border-color:#b45f60}
.ai-level-select{font-size:.75rem;color:#fff;margin-left:auto;display:flex;align-items:center;gap:.3rem}.ai-level-select select{border:1px solid rgba(255,255,255,.5);border-radius:999px;background:#fff;color:#5b2730;padding:.25rem .45rem}.ai-word-link{border:0;background:transparent;color:#8e3039;font:inherit;text-decoration:underline;text-decoration-style:dotted;cursor:pointer;padding:0 1px}.ai-word-popup{border:0;border-radius:18px;padding:1.5rem;min-width:280px;max-width:420px;background:#fffaf7;color:#49232a;box-shadow:0 20px 60px #26101555}.ai-word-popup::backdrop{background:#26101599}.ai-word-popup h2{font-size:2.5rem;margin:.4rem 0 1.2rem}.ai-word-popup p{border-top:1px solid #eadbd5;padding:.7rem 0;margin:0;line-height:1.5}.ai-word-close{float:right;border:0;background:transparent;font-size:1.5rem;cursor:pointer}
.ai-translate{display:block;border:0;background:transparent;color:#9a4a50;font-size:.78rem;padding:.25rem 0;cursor:pointer}.ai-translation{margin-top:.3rem;color:#5e4b4b;font-size:.85rem;background:#fff7f2;border-radius:8px;padding:.45rem}
.ai-word-extra{margin-top:.8rem;border-top:1px solid #eadbd5;padding-top:.35rem;background:#fff5ef;border-radius:10px;padding:.65rem}.ai-word-extra p{margin:.35rem 0;line-height:1.5}