:root{--green:#0b7448;--lime:#b9ee32;--ink:#17231d;--muted:#66736c;--line:#dfe6df}*{box-sizing:border-box}body{margin:0;background:#f4f7f2;color:var(--ink);font:15px/1.45 Inter,system-ui,sans-serif}.calc-shell,.admin{max-width:980px;margin:40px auto;padding:24px}.intro{background:var(--green);color:white;border-radius:24px;padding:42px;margin-bottom:18px}.intro span{color:var(--lime);font-weight:800;letter-spacing:1px}.intro h1,.admin h1{font-size:38px;line-height:1.08;max-width:650px}form,section{background:white;border:1px solid var(--line);border-radius:20px;padding:28px;margin-bottom:18px}.fields{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}label{font-weight:650}input,select,textarea{display:block;width:100%;margin-top:6px;border:1px solid var(--line);border-radius:10px;padding:12px;background:white;font:inherit}textarea{resize:vertical}button,a{display:inline-block;border:0;border-radius:10px;padding:13px 20px;background:var(--green);color:white;font-weight:700;text-decoration:none;cursor:pointer;margin-top:18px}button:disabled{opacity:.6}#error{color:#b43d31}#result>div{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:13px 0}#result b{text-align:right}.total{font-size:19px}.admin section{margin-top:18px}.admin small{margin-left:10px;color:var(--green)}pre{white-space:pre-wrap}@media(max-width:650px){.calc-shell,.admin{margin:0;padding:12px}.fields{grid-template-columns:1fr}.intro{padding:28px}.intro h1,.admin h1{font-size:30px}}
.chat-page{min-height:100vh;background:#fff}.chat-shell{height:100vh;display:grid;grid-template-rows:62px 1fr auto 42px;background:#fff}.chat-head{display:flex;align-items:center;padding:0 22px;border-bottom:1px solid #ececec;color:#242424}.chat-head b{font-size:15px}.chat-head #reset{margin:0 0 0 auto;padding:8px 12px;background:transparent;color:#333;font-size:18px}.messages{overflow:auto;padding:18px 22px 34px;background:#fff}.message-wrap{display:flex;flex-direction:column;align-items:flex-start;margin-bottom:24px}.message-wrap.user{align-items:flex-end}.message{max-width:560px;padding:14px 17px;border-radius:20px;white-space:normal}.message.bot{background:#f2f2f2;color:#343434;border-bottom-left-radius:8px}.message.user{background:#08a95f;color:#fff;border-bottom-right-radius:8px}.message.pending{color:#777}.message.error{color:#a43128}.meta{color:#8a8f94;font-size:11px;margin:5px 0 0 14px}.chat-input{display:flex;gap:10px;align-items:center;padding:0 18px;margin:0 16px;border:1px solid #9299a1;border-radius:28px;box-shadow:0 4px 18px #0000000c}.chat-input>span{color:#8d949c}.chat-input textarea{margin:0;padding:14px 2px;border:0;outline:0;resize:none;max-height:110px}.chat-input button{display:grid;place-items:center;margin:0;padding:0;width:34px;height:34px;border-radius:50%;font-size:18px}.chat-shell footer{text-align:center;padding:12px;color:#6e7378;font-size:11px}.operator{display:block;margin:0 0 12px;padding:10px 16px}@media(max-width:650px){.chat-head{padding:0 14px}.messages{padding:14px}.message{max-width:90%}.chat-input{margin:0 10px}.chat-shell footer{font-size:9px}}