body[data-mode="paper"] .target-bar,body[data-mode="book"] .target-bar,body[data-mode="paper"] .workspace-disclaimer,body[data-mode="book"] .workspace-disclaimer{display:none}
.nl-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:22px 0 26px}.nl-heading h1{font-size:30px;letter-spacing:-1px;line-height:1.4;margin:10px 0}.nl-heading p{font-size:13px;line-height:1.8;color:#798780;margin:0}.nl-connection{font-size:11px;color:#8a9690;white-space:nowrap;display:flex;align-items:center;gap:7px;flex-wrap:wrap;max-width:190px}.nl-connection i{width:6px;height:6px;border-radius:50%;background:#b49b6e}.nl-connection.connected i{background:#33816c}.nl-connection button{display:block;width:100%;text-align:left;color:#19685c;font-size:12px;padding-left:13px;text-decoration:underline;text-underline-offset:4px}.nl-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,1fr);gap:22px;align-items:start}.nl-chat{border:1px solid #e2e9e3;border-radius:18px;background:white;overflow:hidden;min-width:0}.nl-chat-head{display:flex;justify-content:space-between;align-items:center;padding:20px 22px;border-bottom:1px solid #edf0eb;font-size:13px;font-weight:650}.nl-chat-head button{font-size:11px;color:#85948a;font-weight:400}.nl-messages{height:390px;overflow:auto;padding:22px;scroll-behavior:smooth}.nl-welcome{text-align:center;padding:10px 4px}.nl-orb{display:inline-grid;place-items:center;width:48px;height:48px;border-radius:16px;color:#2b7b64;background:linear-gradient(140deg,#e4f2e8,#f6f5e7);font-size:28px}.nl-welcome h2{font-size:21px;font-weight:550;margin:17px 0 9px}.nl-welcome>p{font-size:12px;color:#849188;line-height:1.9}.nl-starters{display:grid;gap:9px;margin-top:22px;text-align:left}.nl-starters button{padding:14px 35px 14px 15px;border:1px solid #e8ede7;background:#fafbf8;border-radius:10px;position:relative;text-align:left}.nl-starters small{display:block;color:#6c8b78;font-size:10px;margin-bottom:6px}.nl-starters span{display:block;font-size:12px;line-height:1.7}.nl-starters b{position:absolute;right:13px;top:40%;font-weight:400;color:#71917d}.nl-message{display:flex;align-items:flex-start;gap:10px;margin-bottom:18px;font-size:13px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}.nl-message>div{padding:12px 16px;border-radius:4px 14px 14px;background:#f4f7f2;max-width:90%}.nl-message.user{justify-content:flex-end}.nl-message.user>div{background:#e4f0e8;border-radius:14px 4px 14px 14px}.nl-avatar{background:#226d5c;color:white;border-radius:9px;width:30px;height:30px;flex-shrink:0;display:grid;place-items:center;font-size:11px}.nl-choices{display:flex;flex-wrap:wrap;gap:7px;margin:4px 0 15px 40px}.nl-choices button,.nl-ignore{border:1px solid #c9dfcf;border-radius:8px;padding:8px 12px;color:#216951;background:#fbfdfa;font-size:11px;text-align:left;line-height:1.6}.nl-choices button:hover,.nl-starters button:hover{background:#edf5ed}.nl-ignore{margin-left:40px}.nl-composer{margin:0 18px;border:1px solid #dbe4dc;border-radius:12px;background:#fff;box-shadow:0 3px 12px #203e3205;padding:14px}.nl-composer:focus-within{border-color:#8ab9a0;box-shadow:0 0 0 3px #edf4ed}.nl-composer textarea{width:100%;border:0;resize:vertical;min-height:64px;max-height:180px;outline:none;background:transparent;font-size:13px;line-height:1.8;color:#2f463b}.nl-composer textarea::placeholder{color:#a0aaa1}.nl-composer>div{display:flex;justify-content:space-between;align-items:center;gap:10px}.nl-composer>div>span{font-size:10px;color:#9ba79d}.nl-composer button{background:#216b58;color:white;border-radius:8px;padding:8px 14px;font-size:12px}.nl-footnote{font-size:9px;color:#a2aaa3;text-align:center;padding:2px 15px 8px;line-height:1.6}.nl-plan{border:1px solid #e2e8e0;background:#f7f9f4;border-radius:18px;padding:22px;min-width:0}.nl-plan-title{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:14px;font-weight:650;padding-bottom:16px;border-bottom:1px solid #e2e8df}.nl-plan-title small{font-size:10px;color:#758c79;font-weight:400}.nl-plan-empty{padding:30px 0;text-align:center}.nl-plan-empty>div{font-size:44px;color:#a3b7a4}.nl-plan-empty h3{font-size:14px;font-weight:500}.nl-plan-empty p{font-size:11px;line-height:2.1;color:#93a08f}.nl-facts{margin:17px 0}.nl-facts dt{font-size:10px;color:#8b9889;margin:15px 0 5px}.nl-facts dd{font-size:13px;margin:0;line-height:1.8;overflow-wrap:anywhere}.nl-facts small{display:block;font-size:10px;color:#8b9989;line-height:1.8}.nl-facts details{font-size:10px;color:#758a77;margin-top:5px}.nl-facts details p{font-size:11px;line-height:1.9}.nl-output{border:1px solid #dae4d6;background:#eef3e8;padding:16px;border-radius:10px;margin-top:20px}.nl-output>span{display:block;font-size:9px;color:#819177;letter-spacing:1px}.nl-output strong{display:block;font-size:15px;margin:9px 0}.nl-output p{font-size:10px;color:#809076;line-height:1.9;margin:0}.nl-preserve{font-size:10px;text-align:center;color:#a0a99b;line-height:1.8;margin-bottom:0}.nl-action{width:100%;margin-top:18px;justify-content:center;font-size:12px}.nl-replan{font-size:10px;display:block;margin:9px auto;color:#82937f}.nl-error{color:#a14f3b;background:#fff3eb;border-radius:7px;padding:10px 13px;font-size:12px;line-height:1.8}.nl-working{font-size:12px;color:#79927d;display:flex;align-items:center;gap:8px}.nl-working i{width:8px;height:8px;border:1px solid #abc6b1;border-top-color:#37724f;border-radius:50%;animation:nl-spin 1s linear infinite}@keyframes nl-spin{to{transform:rotate(360deg)}}.nl-notice{border:1px solid #e9ddbd;background:#fffaf0;padding:14px 18px;font-size:12px;line-height:1.9;border-radius:10px;margin-bottom:20px;color:#947743}.nl-notice a{color:#28664f;text-decoration:underline;margin:0 10px}.nl-notice button{font-size:12px;text-decoration:underline}.nl-verified{font-size:11px;padding:12px;background:#e5f0e2;color:#497349;border-radius:8px}.nl-allocation{font-size:11px;margin-top:12px;color:#647a60}.nl-allocation>div{max-height:260px;overflow:auto}.nl-allocation p{display:flex;justify-content:space-between;gap:12px;line-height:1.7;border-bottom:1px solid #e1e7dc;padding-bottom:7px}.nl-allocation small{display:block;color:#8e9d86}.nl-job{font-size:12px;line-height:1.8;color:#47733e;margin-top:18px}.nl-job button{margin-top:10px;font-size:11px}.nl-download{display:block;margin-top:15px;overflow-wrap:anywhere;font-size:11px;line-height:1.7}.nl-login-backdrop{position:fixed;inset:0;background:#172d2659;backdrop-filter:blur(4px);z-index:100;display:grid;place-items:center;padding:24px}.nl-login{width:min(100%,420px);background:#fff;border:1px solid #e1e9dd;padding:32px;border-radius:20px;position:relative;box-shadow:0 20px 100px #12201922}.nl-login-close{position:absolute;right:15px;top:12px;font-size:23px;color:#8b9887}.nl-login h2{font-size:23px;margin:12px 0}.nl-login p{font-size:12px;line-height:1.9;color:#7e8e7a}.nl-login label{display:block;font-size:12px;margin-top:18px}.nl-login input{display:block;margin-top:7px;padding:12px;width:100%;border:1px solid #d7e1d1;border-radius:8px;font:inherit}.nl-login form button{width:100%;justify-content:center;margin:22px 0 15px}.nl-login>small{font-size:10px;color:#97a18f;line-height:1.8}body[data-mode="paper"] .main-content,body[data-mode="book"] .main-content{padding-bottom:40px}
@media(min-width:1550px){.nl-messages{height:430px}}@media(max-width:1050px){.nl-heading{align-items:flex-start}.nl-heading h1{font-size:25px}.nl-layout{grid-template-columns:minmax(0,1.3fr) minmax(250px,1fr);gap:14px}.nl-plan{padding:17px}.nl-messages{padding:16px}.nl-welcome h2{font-size:18px}}@media(max-width:800px){.nl-layout{grid-template-columns:1fr}.nl-heading{flex-direction:column;gap:12px}.nl-connection{max-width:none;display:flex}.nl-connection button{width:auto;padding-left:8px}.nl-messages{height:350px}.nl-plan-empty{padding:12px}.nl-plan{margin-bottom:20px}.nl-footnote{font-size:9px}.nl-composer>div>span{font-size:9px}}

/* Conversation-first export workspace. Format controls stay outside the thread. */
.nl-heading{margin:18px 0 20px}.nl-heading h1{font-size:26px}.nl-format-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid #e0e7df;border-radius:12px;padding:12px 16px;margin-bottom:18px;background:#f5f7f2}.nl-format-toolbar>div{min-width:0}.nl-format-toolbar span{font-size:10px;color:#8a998b}.nl-format-toolbar p{margin:5px 0 0;font-size:11px;line-height:1.7;color:#657b6a}.nl-format-toolbar button{white-space:nowrap;flex-shrink:0}
.nl-conversation{max-width:960px;margin:0 auto}.nl-conversation .nl-messages{height:clamp(420px,52vh,640px);padding:26px 32px}.nl-conversation .nl-message{font-size:14px;line-height:1.9;margin-bottom:22px}.nl-conversation .nl-message.assistant>div{background:transparent;padding:0 4px;max-width:calc(100% - 42px)}.nl-conversation .nl-message.user>div{padding:12px 18px;max-width:85%;border-radius:16px 4px 16px 16px}.nl-conversation .nl-avatar{margin-top:3px}.nl-rich-message>div{white-space:normal;flex:1;min-width:0}.nl-rich-message p{margin:0 0 12px}.nl-rich-message progress{display:block;accent-color:#19685c;width:100%;height:6px;margin:14px 0}.nl-rich-message small{color:#829188;font-size:11px}.nl-rich-message .nl-replan{margin:10px 0;text-align:left}
.nl-chat-brief{margin:0 0 20px 40px;border:1px solid #e2e8e1;border-radius:12px;background:#fafbf8;padding:15px 18px;font-size:12px;line-height:1.9}.nl-chat-brief summary,.nl-chat-verification summary{cursor:pointer;color:#506f5f;font-size:12px}.nl-chat-brief dl{display:grid;grid-template-columns:90px 1fr;gap:9px 15px;margin:14px 0}.nl-chat-brief dt{color:#8a998b;font-size:11px}.nl-chat-brief dd{margin:0;overflow-wrap:anywhere}.nl-chat-tags{margin:10px 0}.nl-chat-tags p{color:#839382;font-size:11px}.nl-confirm{display:flex;justify-content:space-between;align-items:center;gap:16px;border-top:1px solid #e6ebe2;margin-top:12px;padding-top:13px}.nl-confirm>span{color:#8c998c;font-size:11px}.nl-confirm .primary-button{width:auto;justify-content:center;flex-shrink:0;font-size:12px}.nl-chat-verification{margin:0 0 20px 40px}.nl-chat-verification>.nl-allocation{max-height:200px;overflow:auto;border-left:2px solid #dfe8df;padding-left:15px}
.nl-file-card{display:flex;gap:14px;align-items:center;border:1px solid #dbe6dc;background:#f6f9f4;padding:17px;border-radius:12px;max-width:100%;margin:12px 0}.nl-file-icon{display:grid;place-items:center;width:44px;height:52px;border-radius:7px;background:#e4ede1;color:#528264;font-size:10px;font-weight:650;flex-shrink:0}.nl-file-info{flex:1;min-width:0}.nl-file-info strong{display:block;font-size:13px;line-height:1.6;overflow-wrap:anywhere}.nl-file-info small{display:block;margin-top:5px;font-size:10px}.nl-file-download{border-radius:8px;border:1px solid #cbdccd;background:white;color:#19685c;white-space:nowrap;padding:9px 14px;font-size:12px;flex-shrink:0}.nl-file-download:hover{background:#e7f0e5}.nl-after-file{font-size:12px;color:#859686}.nl-conversation .nl-composer{margin:4px 24px 0;background:#fbfcfa}.nl-conversation .nl-footnote{padding-bottom:8px}.nl-conversation .nl-welcome{max-width:620px;margin:0 auto;padding:20px 10px}.nl-conversation .nl-starters{grid-template-columns:1fr 1fr}
@media(max-width:800px){.nl-conversation .nl-messages{padding:18px;height:480px}.nl-heading h1{font-size:23px}.nl-conversation .nl-starters{grid-template-columns:1fr}.nl-conversation .nl-composer{margin:0 12px}.nl-chat-brief{margin-left:0}.nl-confirm{align-items:flex-start;flex-direction:column}.nl-file-card{flex-wrap:wrap;padding:12px;gap:10px}.nl-file-info{min-width:100px}.nl-chat-brief dl{grid-template-columns:70px 1fr;gap:8px}.nl-format-toolbar{padding:10px 12px}}

.nl-choices button{max-width:100%;white-space:normal;overflow-wrap:anywhere;line-height:1.7}