:root{font-family:Inter,"Microsoft YaHei",system-ui,sans-serif;color:#182d2a;background:#f3f6f3;font-size:15px}*{box-sizing:border-box}body{margin:0}main{max-width:1120px;margin:auto;padding:32px 28px}header{display:flex;justify-content:space-between;align-items:center}.brand{font-weight:800;letter-spacing:2px;font-size:13px}.badge{border:1px solid #cfdad2;padding:6px 12px;border-radius:20px;font-size:12px}.intro{margin:54px 0 32px}.eyebrow{color:#567467;letter-spacing:1px;font-size:13px}h1{font-size:clamp(30px,5vw,46px);font-weight:700;letter-spacing:-1px;margin:14px 0}p{line-height:1.7}.intro>p:last-child{color:#687c72}.layout{display:grid;grid-template-columns:300px 1fr;gap:20px}.panel{background:white;border:1px solid #dae2db;border-radius:20px;padding:24px;box-shadow:0 5px 24px #29432c05}.status{display:flex;align-items:center;gap:9px}.status span{height:9px;width:9px;border-radius:50%;background:#a9b5ac}.status span.ready{background:#258c63}.status span.busy{background:#e5a648}.model{font-size:12px;overflow-wrap:anywhere;color:#6d8075;margin-bottom:24px}label{display:block;font-size:13px;font-weight:600;margin-bottom:8px}button,input,select{font:inherit;border:1px solid #cfdad2;border-radius:10px;min-height:44px}select,input{background:#fafcf9;padding:10px;width:100%;color:inherit}select{margin-bottom:16px}#token-wrap input{margin-bottom:16px}button{background:white;cursor:pointer;padding:10px 14px;font-weight:600;color:inherit}button:hover:not(:disabled){background:#eef5ee}button:disabled{opacity:.45;cursor:not-allowed}.controls>button{width:100%;margin-bottom:10px}.controls .primary{background:#245440;color:white;border-color:#245440}.controls .primary:hover:not(:disabled){background:#316b52}.mic{border-color:#99b8a3;background:#ecf4ed}.mic.recording{background:#fff0ea;color:#a24b35;border-color:#d9a491}.hint{font-size:12px;color:#6d8075;margin:5px 0 18px}hr{border:0;border-top:1px solid #e5ebe5;margin:20px 0}.conversation{display:flex;flex-direction:column;min-width:0;min-height:510px}.conversation-heading{display:flex;justify-content:space-between;align-items:center;gap:10px}h2{font-size:16px;margin:0}.conversation-heading span{font-size:12px;color:#6d8075}#messages{flex:1;min-height:300px;max-height:480px;overflow-y:auto;padding:20px 0}#empty{color:#86928a;font-size:14px;margin-top:76px;text-align:center}.message{margin-bottom:18px;padding:14px 16px;border-radius:13px;background:#f3f7f1;overflow-wrap:anywhere;white-space:pre-wrap}.message.user{background:#edf3f9}.message strong{display:block;font-size:11px;letter-spacing:1px;color:#628171;margin-bottom:6px}.message.user strong{color:#617994}.message p{margin:0;font-size:14px}#text-form{display:flex;gap:10px;margin-top:12px}#text-form input{flex:1;min-width:0}#send{background:#245440;color:white;border-color:#245440}#error{font-size:13px;color:#a24532;background:#fff2ec;border-radius:9px;padding:10px;margin:6px 0}footer{font-size:12px;color:#7b8a80;text-align:center;margin:26px 0}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #a2c8b1;outline-offset:2px}@media(max-width:760px){main{padding:24px 16px}.intro{margin-top:36px}.layout{grid-template-columns:1fr}.panel{padding:20px}.conversation{min-height:420px}#messages{max-height:400px}.controls .hint{margin-bottom:10px}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s}}

.controls textarea{display:block;box-sizing:border-box;width:100%;resize:vertical;min-height:128px;font:inherit;line-height:1.5;padding:10px;border:1px solid #cfdad2;border-radius:10px;background:#fafcf9;color:inherit}.controls textarea:disabled{opacity:.6;cursor:not-allowed}.controls textarea:focus-visible{outline:3px solid #a2c8b1;outline-offset:2px}