*,
*::before,*::after{box-sizing:border-box}
:root{--tenant-brand:#075e54;--accent:#25d366;--bg:#dfe6e8;--panel:#f5f7f7;--chat:#efeae2;--text:#17252b;--muted:#687a80;--line:#dce4e5;--bot:#fff;--user:#d9fdd3;--shadow:0 20px 60px rgba(13,42,48,.17);--font:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:light}
html[data-theme=dark]{--bg:#071419;--panel:#202c33;--chat:#0b141a;--text:#e8edef;--muted:#87969f;--line:#304049;--bot:#202c33;--user:#005c4b;--shadow:0 20px 60px rgba(0,0,0,.35);color-scheme:dark}
html,body{width:100%;height:100%;margin:0}body{display:grid;place-items:center;background:linear-gradient(var(--tenant-brand) 0 125px,var(--bg) 125px);color:var(--text);font-family:var(--font)}
button,textarea,input{font:inherit;color:inherit}
.chat-shell{display:grid;width:min(1200px,calc(100vw - 38px));height:min(900px,calc(100vh - 38px));grid-template-rows:auto minmax(0,1fr) auto;overflow:hidden;border-radius:7px;background:var(--chat);box-shadow:var(--shadow)}
.chat-header{display:flex;min-height:68px;align-items:center;justify-content:space-between;padding:9px 16px;border-bottom:1px solid var(--line);background:var(--panel)}
.chat-brand{display:flex;align-items:center;gap:11px}.chat-avatar{display:grid;width:43px;height:43px;place-items:center;border-radius:50%;background:linear-gradient(145deg,var(--tenant-brand),#16a18f);color:#fff;font-size:.7rem;font-weight:900}.chat-brand div:last-child{display:flex;flex-direction:column}.chat-brand strong{font-size:.91rem}.chat-brand span{margin-top:3px;color:var(--muted);font-size:.67rem}.theme-button{display:grid;width:36px;height:36px;place-items:center;border:0;border-radius:50%;background:transparent;color:var(--muted);cursor:pointer}.theme-button:hover{background:rgba(127,145,153,.12)}
.chat-area{overflow-y:auto;padding:18px clamp(15px,7vw,90px) 25px;background-color:var(--chat);background-image:radial-gradient(circle at 25% 30%,rgba(7,94,84,.04) 0 2px,transparent 2.5px);background-size:47px 47px}.security-note{width:fit-content;max-width:90%;margin:0 auto 18px;padding:7px 11px;border-radius:7px;background:#fff5c6;color:#675919;font-size:.62rem;text-align:center;box-shadow:0 1px 2px rgba(0,0,0,.08)}html[data-theme=dark] .security-note{background:#18252d;color:#afbec4}
.messages{display:flex;flex-direction:column;gap:8px}.message{position:relative;width:fit-content;max-width:min(78%,760px);padding:9px 11px 7px;border-radius:8px;background:var(--bot);box-shadow:0 1px 2px rgba(0,0,0,.13);animation:in .2s ease}.message--user{align-self:flex-end;border-top-right-radius:2px;background:var(--user)}.message--bot{align-self:flex-start;border-top-left-radius:2px}@keyframes in{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}.message-body{padding-right:44px;font-size:.83rem;line-height:1.5;overflow-wrap:anywhere}.message-body>:first-child{margin-top:0}.message-body>:last-child{margin-bottom:0}.message-body p{margin:0 0 8px}.message-body ul,.message-body ol{margin:5px 0 8px;padding-left:20px}.message-body code{padding:1px 4px;border-radius:4px;background:rgba(127,145,153,.15)}.message time{position:absolute;right:8px;bottom:5px;color:var(--muted);font-size:.54rem}
.citations{display:grid;gap:6px;margin:10px 42px 3px 0}.citation{padding:8px;border-left:3px solid var(--tenant-brand);border-radius:5px;background:rgba(127,145,153,.09)}.citation strong{display:block;font-size:.63rem}.citation span{display:block;margin:3px 0;color:var(--muted);font-size:.56rem}.citation p{margin:0;font-size:.63rem;line-height:1.45}
.message-meta{display:flex;flex-wrap:wrap;gap:5px;margin:8px 42px 2px 0}.message-meta span{padding:3px 6px;border-radius:999px;background:rgba(127,145,153,.11);color:var(--muted);font-size:.53rem}
.typing{display:flex;gap:4px;padding:5px 7px}.typing i{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:typing 1.2s infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}@keyframes typing{0%,60%,100%{transform:none;opacity:.4}30%{transform:translateY(-4px);opacity:1}}
.suggestions{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.suggestions button{padding:8px 11px;border:1px solid color-mix(in srgb,var(--tenant-brand) 30%,transparent);border-radius:999px;background:var(--bot);color:var(--tenant-brand);font-size:.66rem;cursor:pointer}.suggestions button:hover{border-color:var(--accent)}
.chat-composer{padding:8px 14px 7px;border-top:1px solid var(--line);background:var(--panel)}.composer-status{margin-bottom:6px;color:var(--muted);font-size:.61rem;text-align:center}.composer-row{display:flex;align-items:flex-end;gap:9px}.composer-row textarea{width:100%;max-height:130px;resize:none;padding:11px 15px;border:1px solid transparent;border-radius:20px;outline:none;background:var(--bot);line-height:1.35}.composer-row textarea:focus{border-color:color-mix(in srgb,var(--tenant-brand) 45%,transparent)}.send-button{display:grid;width:42px;height:42px;flex:0 0 auto;place-items:center;border:0;border-radius:50%;background:var(--tenant-brand);color:#fff;cursor:pointer}.send-button:disabled,.composer-row textarea:disabled{opacity:.5;cursor:not-allowed}.composer-footer{display:flex;justify-content:space-between;padding:5px 8px 0;color:var(--muted);font-size:.54rem}
.access-modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;background:rgba(4,20,23,.68);backdrop-filter:blur(5px)}.access-modal[hidden]{display:none}.access-modal form{width:min(380px,100%);padding:30px;border-radius:18px;background:var(--bot);box-shadow:var(--shadow);text-align:center}.modal-icon{font-size:2rem}.access-modal h2{margin:12px 0 6px}.access-modal p{color:var(--muted);font-size:.75rem}.access-modal input{width:100%;padding:12px;border:1px solid var(--line);border-radius:9px;outline:none}.access-modal button{width:100%;margin-top:12px;padding:11px;border:0;border-radius:9px;background:var(--tenant-brand);color:#fff;font-weight:750;cursor:pointer}.access-modal span{display:block;margin-top:8px;color:#d14b4b;font-size:.65rem}
.toast-region{position:fixed;right:20px;bottom:20px;z-index:110;display:grid;gap:7px}.toast{max-width:350px;padding:11px 13px;border-left:4px solid var(--accent);border-radius:9px;background:var(--bot);box-shadow:var(--shadow);font-size:.7rem}.toast.error{border-color:#d84b4b}
@media(max-width:700px){body{display:block;background:var(--chat)}.chat-shell{width:100%;height:100%;border-radius:0}.chat-area{padding:13px 9px 18px}.message{max-width:92%}.chat-header{min-height:62px;padding-inline:10px}.composer-footer span:first-child{display:none}.composer-footer{justify-content:flex-end}.suggestions{overflow-x:auto;flex-wrap:nowrap}.suggestions button{flex:0 0 auto}}

.chat-header-actions{display:flex;align-items:center;gap:8px}
.powered-by{padding:5px 8px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:.54rem}
@media(max-width:600px){.powered-by{display:none}}