.conversation-hero{background:linear-gradient(120deg,#082b4c,#0c668e);color:#fff;padding:82px 0}.conversation-hero h1{color:#fff;font-size:clamp(3rem,6vw,5.2rem)}.conversation-hero p{max-width:760px;color:#deedf5;font-size:1.15rem}.conversation-hero .lesson-pills span{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.18)}.conversation-note{padding:17px 0;background:#fff4d5;color:#503c07;border-bottom:1px solid #eed28b}.conversation-layout{display:grid;grid-template-columns:320px 1fr;gap:28px;align-items:start}.conversation-setup{position:sticky;top:130px;padding:28px;background:#fbf7ee;border:1px solid #e7dcc7;border-radius:20px}.conversation-setup h2{font-size:1.75rem}.topic-choice-grid{display:grid;gap:9px;margin:18px 0}.topic-button{display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:center;width:100%;padding:12px;border:1px solid #d6e0e5;border-radius:11px;background:#fff;color:#183248;text-align:left;font-weight:800;cursor:pointer}.topic-button:hover,.topic-button[aria-pressed="true"]{border-color:#0a67a3;background:#dceff8}.topic-icon{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#082b4c;color:#f4b942}.level-label{display:flex;flex-direction:column;gap:7px;margin:20px 0 15px;color:#082b4c;font-weight:800}.level-label select{min-height:44px;padding:8px 10px;border:1px solid #b9c8d1;border-radius:10px;background:#fff;color:#183248;font:inherit}.setup-tip{margin:15px 0 0;color:#5d6f7c;font-size:.84rem}.conversation-panel{min-height:690px;padding:34px;background:#fff;border:1px solid #d8e2e8;border-radius:22px;box-shadow:0 14px 36px rgba(8,43,76,.09)}.conversation-panel-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;padding-bottom:20px;border-bottom:1px solid #d8e2e8}.conversation-panel-top h2{margin-bottom:0;font-size:clamp(1.65rem,3vw,2.45rem)}.chat-window{display:flex;flex-direction:column;gap:15px;min-height:330px;max-height:470px;overflow:auto;padding:26px 0}.chat-empty{display:grid;gap:7px;place-items:center;min-height:260px;padding:30px;text-align:center;color:#5d6f7c}.chat-empty strong{color:#082b4c;font:700 1.35rem Georgia,serif}.chat-message{max-width:82%;padding:15px 17px;border-radius:16px;line-height:1.55}.chat-message strong{display:block;margin-bottom:4px;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase}.chat-message.coach{align-self:flex-start;background:#dceff8;color:#183248;border-bottom-left-radius:4px}.chat-message.student{align-self:flex-end;background:#082b4c;color:#fff;border-bottom-right-radius:4px}.chat-message.system{align-self:center;background:#fff7df;color:#5a4308;font-size:.9rem}.chat-form{padding-top:20px;border-top:1px solid #d8e2e8}.chat-form label{display:block;margin-bottom:7px;color:#082b4c;font-weight:900}.chat-form textarea{display:block;width:100%;min-height:100px;resize:vertical;padding:14px;border:1px solid #b9c8d1;border-radius:12px;font:inherit;line-height:1.5}.chat-form textarea:focus{outline:3px solid rgba(10,103,163,.16);border-color:#0a67a3}.chat-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.conversation-summary{margin-top:24px;padding:27px;background:#fbf7ee;border-left:6px solid #f4b942;border-radius:14px}.conversation-summary h3{font-size:1.6rem}.summary-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.summary-card{padding:16px;background:#fff;border:1px solid #e3dac9;border-radius:10px}.summary-card h4{margin:0 0 8px;color:#082b4c;font-size:1rem}.summary-card p,.summary-card li{color:#405665;font-size:.91rem}.summary-card ul{margin:0;padding-left:18px}.correction-list{grid-column:1/-1}.busy{opacity:.65;pointer-events:none}.loading-message{align-self:flex-start;background:#eff4f6;color:#5d6f7c;padding:13px 16px;border-radius:14px}@media(max-width:850px){.conversation-layout{grid-template-columns:1fr}.conversation-setup{position:static}.topic-choice-grid{grid-template-columns:1fr 1fr}.conversation-panel{min-height:0}.summary-grid{grid-template-columns:1fr}}@media(max-width:520px){.conversation-hero{padding:62px 0}.topic-choice-grid{grid-template-columns:1fr}.conversation-panel{padding:24px 18px}.conversation-panel-top{flex-direction:column}.chat-message{max-width:93%}.chat-actions .button{width:100%}}
.microphone-controls{display:flex;align-items:center;gap:14px;margin-top:14px;padding:13px 15px;background:#eef7f2;border:1px solid #c9e6d7;border-radius:12px}.microphone-button{white-space:nowrap}.microphone-button.is-recording{background:#b91c3a;color:#fff;animation:recording-pulse 1.2s infinite}.microphone-controls p{margin:0;color:#456257;font-size:.83rem;line-height:1.4}@keyframes recording-pulse{50%{transform:scale(1.02);box-shadow:0 0 0 6px rgba(185,28,58,.15)}}@media(max-width:520px){.microphone-controls{align-items:stretch;flex-direction:column}}