:root{font-family:Inter,Segoe UI,Arial,sans-serif;color:#13231b;background:#eef4f1}*{box-sizing:border-box}body{margin:0;min-height:100vh;padding:16px;display:flex;align-items:center;justify-content:center;background:linear-gradient(145deg,#edf7f2,#e7eefb)}.webchat-shell{width:min(100%,460px);height:min(92vh,760px);display:flex;flex-direction:column;background:#fff;border:1px solid #d8e2dc;border-radius:18px;overflow:hidden;box-shadow:0 18px 45px #173b2b22}.webchat-header{display:flex;align-items:center;gap:12px;padding:18px;color:#fff;background:linear-gradient(135deg,#12633f,#0aa7a0)}.webchat-logo{width:44px;height:44px;border-radius:10px;background:#fff;object-fit:contain}.webchat-header h1{margin:0;font-size:20px}.webchat-header p{margin:4px 0 0;opacity:.9;font-size:13px}.panel{padding:20px;overflow:auto}.intro{margin:0 0 18px;color:#60756b;line-height:1.45}label{display:block;margin:0 0 13px;font-size:13px;font-weight:700;color:#294237}small{font-weight:400;color:#71847c}input,select,textarea{width:100%;margin-top:6px;padding:11px 12px;border:1px solid #cbd8d1;border-radius:9px;background:#fff;color:#17261f;font:inherit;font-weight:400;outline:0}input:focus,select:focus,textarea:focus{border-color:#0a8b71;box-shadow:0 0 0 3px #0a8b7120}button{width:100%;padding:12px;border:0;border-radius:9px;background:linear-gradient(135deg,#12633f,#0aa7a0);color:#fff;font-weight:700;cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}.error{min-height:18px;margin:0 0 8px;color:#b42318;font-size:13px}.hidden{display:none!important}.chat-panel{min-height:0;flex:1;display:flex;flex-direction:column;padding:12px;background:#f7faf9}.chat-meta{display:flex;justify-content:space-between;gap:10px;padding:7px 4px;color:#567066;font-size:12px}.messages{min-height:0;flex:1;overflow:auto;padding:8px 2px}.message{max-width:84%;margin:7px 0;padding:10px 12px;border-radius:14px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.4}.message.in{margin-right:auto;background:#e5eee9;border-bottom-left-radius:4px}.message.out{margin-left:auto;background:#12633f;color:#fff;border-bottom-right-radius:4px}.message time{display:block;margin-top:4px;opacity:.65;font-size:10px}.composer{display:flex;gap:8px;padding-top:8px}.composer input{margin:0}.composer button{width:auto;min-width:76px}.close-button{margin-top:9px;background:#fff;color:#9d3027;border:1px solid #e7b5b0;font-size:12px;padding:8px}@media(max-width:540px){body{padding:0}.webchat-shell{height:100vh;border-radius:0}.panel{padding:18px}}