:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;line-height:1.6;color:var(--ink);background:var(--surface);--surface:#ffffff;--sidebar:#f7f7f5;--subtle:#f3f3f1;--hover:#ebebe8;--ink:#242424;--muted:#6a6a65;--border:#e6e6e2;--strong:#252525;--inverse:#fff;--focus:#6b6b64;--shadow:0 12px 50px #17171712;--error:#a33125;--error-bg:#fff0ec;--rose-bg:#f7e8ed;--rose-ink:#98556d;--sage-bg:#e6eee7;--sage-ink:#4b7454;--lavender-bg:#eee9f8;--lavender-ink:#79619c}:root[data-theme=dark]{--surface:#191919;--sidebar:#121212;--subtle:#272727;--hover:#303030;--ink:#ededeb;--muted:#a8a8a2;--border:#353535;--strong:#ededeb;--inverse:#202020;--focus:#b5b5ad;--shadow:0 12px 50px #0005;--error:#ffa99e;--error-bg:#3a2220;--rose-bg:#3f2932;--rose-ink:#e4a0b8;--sage-bg:#28392c;--sage-ink:#a3ccae;--lavender-bg:#332b43;--lavender-ink:#c3ade7}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit;color:inherit}button{display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer;border:1px solid var(--border);background:var(--surface);border-radius:10px;padding:8px 12px;line-height:1.4;transition:background .15s}button:hover{background:var(--hover)}button:disabled{opacity:.42;cursor:default}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--focus);outline-offset:3px}input,textarea,select{width:100%;min-width:0;max-width:100%;border:1px solid var(--border);border-radius:10px;padding:10px 12px;background:var(--surface)}input::placeholder,textarea::placeholder{color:var(--muted)}textarea{resize:vertical}input[type=checkbox]{width:16px;height:16px;accent-color:var(--strong)}label{display:block}h1,h2,h3,p{margin:0 0 12px}h1{font-size:26px;line-height:1.2;font-weight:600;letter-spacing:-.8px}h2{font-size:18px;font-weight:600}h3{font-size:15px;font-weight:600}small,time{color:var(--muted);font-size:11px}fieldset{border:1px solid var(--border);border-radius:10px;margin:12px 0}legend{color:var(--muted);font-size:12px}a{color:inherit;text-underline-offset:3px}summary{cursor:pointer;color:var(--muted);font-size:13px}details>summary{padding:6px 0}.check{display:flex;gap:9px;align-items:center;padding:4px 0}.sr-only{position:absolute;width:1px;height:1px;clip-path:inset(50%);overflow:hidden}.icon-button{padding:7px;width:34px;height:34px;flex-shrink:0;border-color:transparent;background:transparent;border-radius:9px}.primary{background:var(--strong);color:var(--inverse);border-color:var(--strong)}.primary:hover{background:var(--strong);opacity:.9}.shell{display:grid;grid-template-columns:256px minmax(0,1fr);height:100dvh;overflow:hidden;background:var(--surface)}.sidebar{display:flex;flex-direction:column;min-width:0;min-height:0;background:var(--sidebar);border-right:1px solid var(--border)}.sidebar-brand{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:20px 18px 14px}.brand{display:inline-flex;align-items:center;gap:9px;font-size:20px;letter-spacing:-.6px;font-weight:650;background:transparent;border:0;padding:0}.brand:hover{background:transparent}.brand svg{flex-shrink:0}.main-nav{padding:0 12px 14px;border-bottom:1px solid var(--border)}.main-nav button{display:flex;justify-content:flex-start;border:0;background:transparent;width:100%;padding:10px 12px;font-size:13px;margin:2px 0}.main-nav button:hover,.main-nav button.active{background:var(--hover)}.main-nav button svg{color:var(--muted);flex-shrink:0}.sidebar-content{flex:1;min-height:0;overflow:auto;padding:15px 12px}.section-label{display:flex;align-items:center;justify-content:space-between;padding:0 10px;margin-bottom:6px;min-height:30px;color:var(--muted)}.section-label h2{font-size:11px;letter-spacing:.9px;text-transform:uppercase;margin:0;font-weight:600}.section-label>span{font-size:11px}.agents-label{margin-top:30px}.chat-row{display:flex;align-items:center;gap:0;position:relative}.chat-link{flex:1;min-width:0;border:0;text-align:left;justify-content:flex-start;background:transparent;padding:10px 12px;margin:2px 0;font-size:13px}.chat-link span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-link svg{flex-shrink:0;color:var(--muted)}.chat-link.selected{background:var(--hover);font-weight:550}.chat-pin{opacity:0;position:absolute;right:3px;width:25px;height:25px;background:var(--sidebar)}.chat-row:hover .chat-pin,.chat-row:focus-within .chat-pin,.chat-pin.is-pinned{opacity:1}.chat-pin.is-pinned svg{fill:var(--muted)}.chat-row .chat-link{padding-right:29px}.agent{display:flex;position:relative;align-items:center;gap:3px;margin:7px 0}.agent-identity{border:0;background:transparent;justify-content:flex-start;flex:1;min-width:0;text-align:left;padding:6px 9px;gap:10px}.avatar{display:grid;place-items:center;flex-shrink:0;width:34px;height:34px;border-radius:12px;background:var(--subtle);color:var(--muted)}.avatar.rose{background:var(--rose-bg);color:var(--rose-ink)}.avatar.sage{background:var(--sage-bg);color:var(--sage-ink)}.avatar.lavender{background:var(--lavender-bg);color:var(--lavender-ink)}.agent-copy{min-width:0}.agent-copy strong{display:block;font-size:13px;font-weight:550;overflow-wrap:anywhere}.agent-copy small{display:flex;align-items:center;gap:5px;font-size:10px;margin-top:1px}.status-dot{display:inline-block;width:5px;height:5px;border-radius:50%;background:#65966f;flex-shrink:0}.status-dot.paused{background:var(--muted)}.agent-more{opacity:0}.agent:hover .agent-more,.agent:focus-within .agent-more{opacity:1}.agent-menu{position:absolute;right:3px;top:45px;z-index:12;width:180px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;padding:5px}.agent-menu button{width:100%;justify-content:flex-start;border:0;font-size:12px}.sidebar-footer{display:flex;align-items:center;gap:8px;padding:15px 12px;border-top:1px solid var(--border)}.owner-avatar{width:29px;height:29px;display:grid;place-items:center;background:var(--strong);color:var(--inverse);border-radius:50%;font-size:11px;flex-shrink:0}.owner-copy{flex:1;min-width:0}.owner-copy strong{display:block;font-size:12px;font-weight:550}.owner-copy small{display:block;font-size:9px;white-space:nowrap}.sidebar-footer .icon-button{width:28px}.sidebar-collapsed{grid-template-columns:72px minmax(0,1fr)}.sidebar-collapsed .sidebar-brand{flex-direction:column;padding:20px 10px 12px}.sidebar-collapsed .brand span,.sidebar-collapsed .main-nav span,.sidebar-collapsed .section-label,.sidebar-collapsed .chat-link span,.sidebar-collapsed .chat-pin,.sidebar-collapsed .agent-copy,.sidebar-collapsed .agent-more,.sidebar-collapsed .owner-copy{display:none}.sidebar-collapsed .main-nav{padding:0 10px 14px}.sidebar-collapsed .main-nav button{justify-content:center;padding:11px}.sidebar-collapsed .sidebar-content{padding:13px 9px}.sidebar-collapsed .chat-link{padding:11px;justify-content:center}.sidebar-collapsed .agent-identity{padding:7px 10px}.sidebar-collapsed .avatar{width:32px;height:32px}.sidebar-collapsed .sidebar-footer{flex-direction:column;padding:12px 8px}.sidebar-collapsed .agent-menu{display:none}.conversation{display:flex;flex-direction:column;min-width:0;min-height:0;position:relative}.workspace-header{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:85px;padding:19px 32px 15px;border-bottom:1px solid var(--border)}.workspace-header h1{font-size:17px;letter-spacing:-.3px;margin:0 0 4px}.room-heading{display:flex;align-items:center;gap:10px;min-width:0}.room-heading h1{overflow-wrap:anywhere}.connection-status{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:11px}.header-tools{display:flex;gap:5px;align-items:center}.back{display:none}.conversation-meta{display:flex;flex-wrap:wrap;align-items:start;column-gap:20px;row-gap:0;padding:12px 32px 0;flex-shrink:0}.notice{font-size:12px;color:var(--muted)}.conversation-meta>.notice{flex-basis:100%;margin:0 0 4px}.chat-members{font-size:12px;max-width:100%;position:relative}.chat-members[open]{flex-basis:100%}.chat-members ul{padding-left:20px}.chat-members .row{flex-wrap:wrap;align-items:end}.chat-members label{flex:1;min-width:140px}.runtime-jobs{font-size:12px;max-width:100%}.runtime-jobs ul{padding-left:18px;max-height:160px;overflow:auto}.runtime-jobs li{margin-bottom:8px}.runtime-jobs small{display:block;font-size:11px}.chat-members,.runtime-jobs{margin:0 0 5px}.messages{flex:1;min-height:0;overflow:auto;list-style:none;margin:0;padding:28px max(32px,calc((100% - 780px)/2));scrollbar-gutter:stable}.messages .message{padding:0;margin:0 0 28px;max-width:100%;overflow-wrap:anywhere}.messages .message.own{margin-left:auto;width:fit-content;max-width:90%;background:var(--subtle);border-radius:20px 20px 5px;padding:14px 18px}.message-author{display:block;font-size:12px;font-weight:600;margin-bottom:9px}.agent-message .message-author{color:var(--muted)}.messages .own .message-author{display:none}.messages time{display:block;margin-top:8px;font-size:10px;opacity:.8}.markdown{font-size:14px;line-height:1.8;overflow-wrap:anywhere;min-width:0}.markdown p{margin:0 0 12px;white-space:pre-wrap}.markdown>:last-child{margin-bottom:0}.markdown h1,.markdown h2,.markdown h3,.markdown h4{font-size:15px;line-height:1.4;letter-spacing:0;margin:18px 0 10px;font-weight:600}.markdown ol,.markdown ul{padding-left:23px;margin:10px 0}.markdown li{margin:5px 0}.markdown blockquote{border-left:2px solid var(--border);margin:14px 0;padding-left:16px;color:var(--muted)}.markdown pre,.approval-panel pre{background:var(--subtle);border:1px solid var(--border);padding:14px;border-radius:12px;overflow:auto;max-width:100%;font:12px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre}.markdown code{font:12px/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--subtle);border-radius:4px;padding:2px 4px}.markdown pre code{padding:0;background:transparent}.markdown table{display:block;max-width:100%;overflow:auto;border-collapse:collapse;margin:12px 0}.markdown th,.markdown td{padding:8px 12px;border:1px solid var(--border);text-align:left}.markdown hr{border:0;border-top:1px solid var(--border);margin:18px 0}.markdown a{overflow-wrap:anywhere}.message-actions{display:flex;flex-wrap:wrap;gap:3px;margin-top:9px;opacity:0;transition:opacity .15s}.message:hover .message-actions,.message:focus-within .message-actions{opacity:1}.message-actions button,.message-thread{font-size:10px;border-color:transparent;background:transparent;border-radius:6px;padding:3px 5px;color:var(--muted)}.message-actions button[aria-pressed=true],.message-actions button:hover{background:var(--hover)}.mentions{color:var(--muted);font-size:11px;margin-top:7px}.messages textarea{min-height:100px}.messages form label{font-size:12px}.messages form button{margin:5px 0}.messages [role=group]{padding:12px;border:1px solid var(--border);border-radius:12px;margin-top:12px}.messages [role=group] p{font-size:12px}.composer{flex-shrink:0;position:relative;border:1px solid var(--border);background:var(--surface);border-radius:22px;padding:12px 14px 10px;margin:0 max(32px,calc((100% - 780px)/2));box-shadow:0 3px 15px #00000004}.composer:focus-within{border-color:var(--focus)}.composer textarea{display:block;min-height:58px;max-height:180px;width:100%;resize:vertical;border:0;background:transparent;padding:3px 4px;outline:0;line-height:1.6;font-size:14px}.composer textarea:focus-visible{outline:none}.composer-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px}.mention-control{position:relative;min-width:0}.mention-toggle{font-size:11px;color:var(--muted);border:0;background:transparent;padding:6px}.mention-picker{position:absolute;bottom:42px;left:0;min-width:230px;max-width:min(300px,80vw);max-height:180px;overflow:auto;z-index:15;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;margin:0;padding:12px}.mention-picker legend{background:var(--surface);padding:0 4px}.mention-picker label{font-size:12px}.send-button{width:34px;height:34px;border-radius:50%;padding:5px;background:var(--strong);color:var(--inverse);border-color:var(--strong)}.send-button:hover{background:var(--strong);opacity:.8}.composer-hint{font-size:10px;color:var(--muted);text-align:center;margin:8px 18px 14px}.welcome-header{display:flex;justify-content:flex-end;min-height:70px;padding:20px 28px}.mobile-brand{display:none}.empty{margin:auto;padding:20px 28px 100px;text-align:center;width:min(680px,100%)}.welcome-symbol{margin-bottom:15px;color:var(--muted)}.eyebrow{font-size:10px;letter-spacing:1.5px;color:var(--muted);margin-bottom:14px}.empty h1{font-size:34px;letter-spacing:-1.1px;margin-bottom:12px}.empty>p:not(.eyebrow){color:var(--muted);font-size:14px}.welcome-agents{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:32px 0 18px}.welcome-agents button{display:flex;flex-direction:column;align-items:flex-start;text-align:left;padding:19px 16px;gap:5px;border-radius:16px;background:var(--surface)}.welcome-agents .avatar{width:40px;height:40px;margin-bottom:12px}.welcome-agents strong{font-size:13px;font-weight:550}.welcome-agents button>span:last-child{font-size:10px;color:var(--muted)}.welcome-team{border:0;background:transparent;font-size:12px;color:var(--muted)}.creation{padding:14px 8px 22px}.creation h3{margin-top:18px}.creation label{font-size:12px;margin:9px 0}.creation textarea{min-height:80px}.creation button{font-size:12px}.row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;flex-wrap:wrap}.row>h2,.row>h3{margin:0}.error{position:fixed;right:22px;top:14px;z-index:50;display:flex;align-items:center;gap:12px;width:min(560px,calc(100vw - 32px));background:var(--error-bg);color:var(--error);border:1px solid currentColor;border-radius:12px;padding:10px 14px;font-size:12px;box-shadow:var(--shadow);overflow-wrap:anywhere}.error>span{flex:1}.approval-panel,.overlay{position:fixed;right:16px;top:16px;bottom:16px;z-index:30;width:min(580px,calc(100vw - 32px));background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:24px;overflow:auto;box-shadow:var(--shadow);overflow-wrap:anywhere}.approval-panel>.row:first-child,.overlay>.row:first-child{position:sticky;top:-24px;padding:16px 0 12px;background:var(--surface);z-index:2;border-bottom:1px solid var(--border)}.approval-panel .row button,.overlay .row button{font-size:11px}.approval-panel p,.overlay p{font-size:13px}.approval-panel label,.overlay label{font-size:12px;margin:14px 0}.approval-panel textarea,.overlay textarea{min-height:90px}.approval-panel details,.overlay details{margin:14px 0}.approval-panel button,.overlay button{font-size:12px;max-width:100%}.approval-panel .check{margin:3px 0}.approval-panel pre{white-space:pre-wrap;overflow-wrap:anywhere}.approval-panel .markdown pre{white-space:pre;overflow-wrap:normal}.approval-panel .messages{overflow:visible;flex:none;padding:0}.approval{margin:14px 0;border:1px solid var(--border);border-radius:14px;padding:16px;background:var(--surface)}.approval>p{font-size:12px;margin-bottom:7px;color:var(--muted)}.approval h3{line-height:1.5}.approval dl{margin:12px 0}.approval dt{font-size:11px;color:var(--muted)}.approval dd{margin:0 0 9px;font-size:12px}.instruction-text{white-space:pre-wrap}.memory-meta,.usage-meta{font-size:11px;color:var(--muted)}.evidence-link{display:block;font-size:12px;margin:10px 0}.run-output{margin-top:16px}.side-drawer{right:0;top:0;bottom:0;width:420px;border-radius:0;border-top:0;border-right:0;border-bottom:0;box-shadow:none;padding:24px}.with-drawer .conversation{margin-right:420px}.with-drawer .messages{padding:22px 24px}.with-drawer .composer{margin:0 24px}.side-drawer h2{font-size:17px}.side-drawer .notice{font-size:11px}.shell:has([aria-modal=true]):after{content:"";position:fixed;inset:0;background:#0005;z-index:25;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.login{width:min(430px,100%);padding:32px;margin:9vh auto}.login-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:55px}.login h1{font-size:30px;margin-bottom:12px}.login>p{font-size:13px;color:var(--muted);margin-bottom:28px}.login form label{font-size:12px;margin-bottom:18px}.login input{margin-top:7px}.login form>button{width:100%;padding:12px;margin-top:6px}.login [role=alert]{color:var(--error);margin-top:15px}@media(min-width:1600px){.side-drawer{width:460px}.with-drawer .conversation{margin-right:460px}}@media(max-width:1100px){.shell{grid-template-columns:224px minmax(0,1fr)}.sidebar-collapsed{grid-template-columns:72px minmax(0,1fr)}.workspace-header{padding:17px 24px}.conversation-meta{padding-left:24px;padding-right:24px}.side-drawer{width:380px}.with-drawer .conversation{margin-right:380px}.sidebar-footer{gap:5px}.owner-copy small{font-size:8px}}@media(max-width:1023px){.side-drawer{right:16px;top:16px;bottom:16px;width:min(580px,calc(100vw - 32px));border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow)}.with-drawer .conversation{margin-right:0}}@media(max-width:900px){.shell,.sidebar-collapsed{grid-template-columns:minmax(0,1fr)}.conversation,.has-chat .sidebar{display:none}.has-chat .conversation{display:flex}.sidebar-brand{padding:20px 24px}.sidebar-content{padding:18px 20px}.main-nav{display:grid;grid-template-columns:1fr 1fr;padding:0 20px 14px}.main-nav button{font-size:14px}.chat-link{font-size:15px;padding:14px 12px}.agent-copy strong{font-size:14px}.chat-pin,.agent-more{opacity:1}.sidebar-footer{padding:15px 24px}.owner-copy small{font-size:10px}.collapse-button{display:none}.back{display:inline-flex}.workspace-header{min-height:76px;padding:14px 16px}.conversation-meta{padding:10px 20px 0}.messages{padding:20px}.composer{margin:0 18px}.composer-hint{margin-bottom:max(12px,env(safe-area-inset-bottom))}.with-drawer .messages{padding:20px}.with-drawer .composer{margin:0 18px}.sidebar-collapsed .sidebar-brand{flex-direction:row;padding:20px 24px}.sidebar-collapsed .brand span,.sidebar-collapsed .main-nav span,.sidebar-collapsed .section-label,.sidebar-collapsed .chat-link span,.sidebar-collapsed .agent-copy,.sidebar-collapsed .agent-more,.sidebar-collapsed .owner-copy{display:initial}.sidebar-collapsed .section-label{display:flex}.sidebar-collapsed .main-nav{display:grid;padding:0 20px 14px}.sidebar-collapsed .main-nav button,.sidebar-collapsed .chat-link{justify-content:flex-start}.sidebar-collapsed .sidebar-content{padding:18px 20px}.sidebar-collapsed .sidebar-footer{flex-direction:row;padding:15px 24px}}@media(max-width:480px){.workspace-header h1{font-size:15px}.header-tools{gap:0}.workspace-header .icon-button{width:30px}.messages .message.own{max-width:94%;padding:12px 15px}.markdown{font-size:13px}.message-actions{opacity:1}.approval-panel,.overlay,.side-drawer{inset:8px;width:calc(100vw - 16px);border-radius:16px;padding:18px}.approval-panel>.row:first-child,.overlay>.row:first-child{top:-18px}.approval-panel h2{font-size:16px}.composer{border-radius:18px}.mention-toggle{font-size:11px}.login{padding:26px;margin-top:4vh}.login-top{margin-bottom:40px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}.runtime-failure{display:flex;align-items:flex-start;gap:10px;flex-basis:100%;padding:12px 14px;margin:6px 0 10px;border:1px solid var(--error);border-radius:12px;color:var(--error);background:var(--error-bg);font-size:12px}.runtime-failure>svg{flex-shrink:0;margin-top:2px}.runtime-failure>div{flex:1;min-width:0}.runtime-failure p{font-size:11px;margin:4px 0 0}.runtime-failure button{font-size:11px;flex-shrink:0;color:var(--ink)}.runtime-progress{display:flex;align-items:center;gap:7px;flex-basis:100%;color:var(--muted);font-size:12px;padding:5px 0}.runtime-progress svg{animation:runtime-spin 1.5s linear infinite}@keyframes runtime-spin{to{transform:rotate(360deg)}}@media(max-width:480px){.runtime-failure{flex-wrap:wrap}.runtime-failure button{margin-left:27px}}:root{--accent:#6852d6;--focus:#8672dd;--sidebar:#f7f6f3;--border:#eae8e4}:root[data-theme=dark]{--accent:#a594ed;--sidebar:#19191c;--surface:#202023;--border:#343438}.lepta-brand{display:inline-flex;align-items:center;gap:9px;font-size:24px;font-weight:650;letter-spacing:-1px;color:var(--ink)}.lepta-brand img{width:32px;height:32px}.lepta-shell{grid-template-columns:270px minmax(0,1fr)}.lepta-shell .sidebar-brand{padding:25px 20px 22px}.lepta-shell .sidebar-content{padding:0 14px 20px}.lepta-shell .sidebar-footer{padding:16px}.new-bot{width:100%;justify-content:flex-start;border-color:var(--border);padding:11px 13px;background:var(--surface);margin-bottom:18px}.bot-list{display:flex;flex-direction:column;gap:2px}.lepta-shell .agent{margin:0;border-radius:13px;padding-right:5px}.lepta-shell .agent:hover,.lepta-shell .agent.selected{background:var(--hover)}.lepta-shell .agent-identity{padding:10px 8px;gap:10px}.bot-avatar{flex-shrink:0;overflow:visible}.lepta-shell .agent-copy strong{font-size:14px;font-weight:500}.lepta-shell .agent-menu{z-index:25;right:0;top:100%;min-width:190px}.group-label{margin-top:28px}.lepta-shell .chat-link{width:100%;padding:10px;gap:10px}.personal-menu{position:relative;flex:1}.personal-menu summary{display:flex;align-items:center;justify-content:space-between;list-style:none;font-size:12px}.personal-menu>div{position:absolute;bottom:38px;left:0;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:7px;box-shadow:var(--shadow);width:225px;z-index:25}.personal-menu button{width:100%;justify-content:flex-start;background:transparent;border:0;font-size:12px}.lepta-shell .workspace-header{padding:18px 28px;min-height:78px}.room-heading h1{margin:0;font-size:17px;letter-spacing:-.4px}.header-avatar{border:0;background:transparent;padding:0}.lepta-welcome{margin:auto;width:min(560px,100%);padding:40px 24px 100px;text-align:center}.welcome-bots{display:flex;justify-content:center;margin-bottom:28px;gap:3px}.welcome-bots button{padding:0;background:none;border:0;transition:transform .15s}.lepta-welcome h1{font-size:36px;letter-spacing:-1.2px;margin-bottom:16px}.lepta-welcome p{color:var(--muted);font-size:15px;line-height:1.7;margin-bottom:28px}.lepta-welcome>.primary{padding:13px 22px;border-radius:14px;background:var(--accent);border-color:var(--accent);color:#fff}.quiet-button{display:block;border:0;background:transparent;color:var(--muted);font-size:12px;padding:12px;margin:4px auto}.diagonal-arrow{transform:rotate(45deg)}.lepta-shell .messages{width:min(820px,100%);margin:0 auto;padding:24px 32px}.lepta-shell .message{max-width:100%;margin-bottom:27px}.lepta-shell .message.own{max-width:85%;align-self:flex-end;background:var(--subtle);border:0;border-radius:20px;padding:13px 18px}.lepta-shell .message.own .message-author{display:none}.lepta-shell .message-actions{opacity:0;transition:opacity .15s}.lepta-shell .message:hover .message-actions,.lepta-shell .message:focus-within .message-actions{opacity:1}.lepta-shell .message time{font-size:10px}.lepta-shell .composer{width:calc(100% - 48px);max-width:760px;margin:0 auto;border:1px solid var(--border);border-radius:22px;padding:13px 17px;background:var(--subtle);box-shadow:none}.lepta-shell .composer textarea{min-height:52px;max-height:180px;background:transparent;font-size:15px}.lepta-shell .send-button{background:var(--accent);color:#fff;width:36px;height:36px}.composer-spacer{height:24px;flex-shrink:0}.connection-notice{font-size:12px;color:var(--muted);text-align:center;padding:6px 18px;margin:0}.first-message{margin:auto;text-align:center;color:var(--muted);font-size:14px;padding:25px}.lepta-shell .messages:empty{display:none}.lepta-shell .runtime-progress,.lepta-shell .runtime-failure{width:calc(100% - 48px);max-width:760px;margin:8px auto 12px}.lepta-shell .runtime-progress{font-size:12px;display:flex;flex-basis:auto;gap:8px;align-items:center}.runtime-progress button{margin-left:auto;padding:5px 9px;font-size:11px}.lepta-shell .runtime-jobs{display:none}.thread-banner{display:flex;justify-content:center;align-items:center;gap:12px;font-size:12px}.dialog-scrim{position:fixed;inset:0;background:#14131d44;z-index:35;display:grid;place-items:center;padding:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.bot-dialog{width:min(430px,100%);max-height:calc(100dvh - 40px);overflow:auto;background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:24px;box-shadow:var(--shadow)}.bot-dialog h2{font-size:18px;margin:0}.bot-dialog label{font-size:12px}.bot-dialog input,.bot-dialog select{margin-top:7px}.avatar-preview{text-align:center;padding:22px 0 15px}.avatar-picker fieldset{border:0;margin:0 0 17px;padding:0}.avatar-picker legend{font-size:12px;margin-bottom:8px}.color-palette{display:flex;gap:10px;flex-wrap:wrap}.color-swatch{width:30px;height:30px;min-width:30px;border-radius:50%;padding:0;border:3px solid var(--surface);outline:1px solid transparent}.color-swatch[aria-pressed=true]{outline:2px solid var(--accent)}.avatar-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}.profile-hint{font-size:12px;color:var(--muted);margin:13px 0 20px}.profile-save{width:100%;padding:12px}.lepta-login h1{font-size:38px;line-height:1.2;margin:40px 0 16px}.lepta-login .primary{background:#6852d6;color:#fff;border:0}.lepta-shell .error{z-index:50}.lepta-shell .mention-picker{bottom:44px;top:auto}.lepta-shell .message-author{font-size:12px;color:var(--muted);margin-bottom:7px}.lepta-shell .back{display:none}@media(max-width:767px){.lepta-shell{display:block}.lepta-shell .sidebar{height:100dvh;border:0}.lepta-shell .conversation,.lepta-shell.has-chat .sidebar{display:none}.lepta-shell.has-chat .conversation{display:flex;height:100dvh}.lepta-shell .back{display:inline-flex}.lepta-shell .workspace-header{padding:14px 16px;min-height:68px}.lepta-shell .messages{padding:20px 16px}.lepta-shell .composer{width:calc(100% - 24px);padding:10px 13px}.composer-spacer{height:max(12px,env(safe-area-inset-bottom))}.lepta-shell .runtime-progress,.lepta-shell .runtime-failure{width:calc(100% - 28px)}.bot-dialog{padding:20px}.lepta-shell .agent-more{opacity:1}.lepta-shell .message-actions{opacity:1;flex-wrap:wrap}.lepta-shell .sidebar-content{padding:0 16px 20px}.lepta-shell .agent-identity{padding:12px 8px}.lepta-shell .sidebar-brand{padding:25px 24px}.lepta-shell .agent-copy strong{font-size:16px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}.lepta-shell .runtime-failure{flex-basis:auto}