:root{--bg:#fff;--surface:#fafafa;--hover:#f2f2f2;--border:#e5e5e5;--text:#171717;--secondary:#525252;--muted:#737373;--accent:#171717;--accent-hover:#333;--accent-soft:#ededed;--on-accent:#fff;color-scheme:light}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 Inter,-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo',sans-serif;overflow:hidden}body.dark{--bg:#0d0d0d;--surface:#141414;--hover:#1c1c1c;--border:#2a2a2a;--text:#f5f5f5;--secondary:#b8b8b8;--muted:#aaa;--accent:#eee;--accent-hover:#fff;--accent-soft:#262626;--on-accent:#111;color-scheme:dark}button,input,textarea,select{font:inherit;color:inherit}button,a,input,textarea,select{outline-offset:3px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid #7979e5}button{cursor:pointer;border:0;background:none;border-radius:7px}button:hover{background:var(--hover)}a{color:inherit;text-decoration:none}svg{width:18px;height:18px;display:block;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}h1,h2,h3,p{margin:0}small,.muted{color:var(--muted);font-size:12px}.icon{height:36px;min-width:36px;display:inline-flex;align-items:center;justify-content:center}.primary{background:var(--accent);color:var(--on-accent);padding:10px 16px;font-weight:600}.primary:hover{background:var(--accent-hover)}.topbar{height:56px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:20px;padding:0 24px}.brand{font-size:20px;font-weight:800;letter-spacing:-1px;white-space:nowrap}.brand span{font-size:11px;letter-spacing:1px;margin-left:10px;font-weight:500;color:var(--muted)}.workspace{font-size:12px;border-left:1px solid var(--border);padding-left:20px;white-space:nowrap}.search-launch{margin:auto;width:min(420px,35vw);display:flex;align-items:center;gap:10px;color:var(--muted);padding:8px 12px;background:var(--surface);border:1px solid var(--border);text-align:left;font-size:12px}kbd{font:11px inherit;color:var(--muted);margin-left:auto;white-space:nowrap}.avatar{width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--accent-soft);border-radius:50%;font-size:11px;font-weight:600;flex-shrink:0}.demo-banner{height:32px;display:flex;align-items:center;gap:9px;padding:0 24px;font-size:11px;color:var(--secondary);background:var(--surface);border-bottom:1px solid var(--border)}.demo-banner strong{font-size:9px;letter-spacing:1px}.status-dot{width:6px;height:6px;border-radius:50%;background:#8c8c8c}#connection{margin-left:auto}.shell{height:calc(100dvh - 88px);display:grid;grid-template-columns:240px 390px minmax(0,1fr)}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:20px 14px;overflow:auto;display:flex;flex-direction:column;gap:20px}.compose{width:100%;display:flex;align-items:center;gap:12px}.compose kbd{color:inherit;opacity:.6}.nav-heading{font-size:10px;letter-spacing:1.2px;color:var(--muted);padding:22px 12px 8px}.folder{width:100%;height:36px;padding:0 12px;display:flex;align-items:center;gap:12px;text-align:left;font-size:13px;margin:2px 0}.folder.active{background:var(--accent-soft);font-weight:600}.folder .badge{margin-left:auto;font-size:11px;color:var(--secondary)}.sidebar-foot{margin-top:auto;border-top:1px solid var(--border);padding-top:18px;display:flex;align-items:center;gap:10px}.sidebar-foot strong{font-size:11px}.sidebar-foot small{display:block;font-size:10px}.list-pane{border-right:1px solid var(--border);display:flex;flex-direction:column;min-height:0;min-width:0}.list-head{padding:24px 22px 16px}.heading{display:flex;gap:10px;align-items:center;margin-bottom:20px}.heading h1{font-size:20px;font-weight:600;letter-spacing:-.5px}.heading .icon{margin-left:auto}.count{font-size:12px;background:var(--hover);border-radius:5px;padding:1px 6px;color:var(--secondary)}.tabs{display:flex;gap:6px;overflow:auto;white-space:nowrap;margin-bottom:17px}.tabs button{font-size:12px;color:var(--muted);padding:6px 10px}.tabs button.active{background:var(--accent-soft);color:var(--text);font-weight:600}.list-search{display:flex;align-items:center;gap:8px;color:var(--muted)}.list-search svg{width:15px}.list-search input{width:100%;border:0;background:transparent;font-size:12px;min-width:0;padding:5px}#messages{overflow:auto;flex:1}.message{border-top:1px solid var(--border);position:relative}.message.active{background:var(--surface);box-shadow:inset 3px 0 var(--text)}.message-open{display:block;width:100%;text-align:left;padding:18px 22px 16px;border-radius:0;min-height:117px}.message-top{display:flex;align-items:center;gap:8px;font-size:13px;padding-right:15px}.message-top time{margin-left:auto;font-size:11px;color:var(--muted);font-weight:400;white-space:nowrap}.unread-dot{width:5px;height:5px;background:var(--text);border-radius:50%;display:inline-block}.message h3{font-size:13px;font-weight:500;margin-top:5px;padding-right:18px}.message p{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin:4px 0 10px}.tags{display:flex;flex-wrap:wrap;gap:6px}.chip{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:4px;padding:2px 7px;font-size:10px;color:var(--secondary);gap:5px}.chip.status{background:var(--surface)}.star{position:absolute;right:8px;top:40px;color:var(--muted);font-size:17px}.star[aria-pressed=true]{color:var(--text)}.list-foot{padding:12px 22px;border-top:1px solid var(--border);font-size:10px;color:var(--muted)}.thread-pane{min-width:0;overflow:auto;display:flex;flex-direction:column}.thread-toolbar{padding:14px 24px;display:flex;align-items:center;gap:3px;border-bottom:1px solid var(--border)}.thread-toolbar .spacer{flex:1}.thread-heading{padding:30px 32px 25px;border-bottom:1px solid var(--border)}.eyebrow{font-size:10px;color:var(--muted);letter-spacing:1.3px;margin-bottom:10px}.thread-heading h2{font-size:23px;line-height:1.4;font-weight:600;letter-spacing:-.6px;margin-bottom:14px}.conversation{padding:26px 32px;flex:1}.sender{display:flex;align-items:center;gap:12px}.sender strong{font-size:13px}.sender small{display:block}.sender time{margin-left:auto;color:var(--muted);font-size:11px}.body-copy{font-size:14px;line-height:1.9;white-space:pre-wrap;margin:28px 0;color:var(--secondary);overflow-wrap:anywhere}.attachment{border:1px solid var(--border);border-radius:8px;padding:15px;display:flex;align-items:center;gap:14px;margin:12px 0;background:var(--surface)}.file-icon{width:36px;height:42px;display:flex;align-items:center;justify-content:center;background:var(--bg);border:1px solid var(--border);font-size:9px;border-radius:5px}.attachment strong{font-size:12px;display:block}.attachment small{font-size:11px}.attachment .chip{margin-left:auto}.earlier{font-size:12px;border:1px solid var(--border);border-radius:8px;padding:13px 16px;margin-bottom:24px;color:var(--secondary)}.earlier summary{cursor:pointer}.earlier p{margin-top:14px;line-height:1.8}.notes{background:var(--surface);border:1px solid var(--border);border-radius:8px;margin-top:26px;padding:16px}.notes h3{font-size:11px;font-weight:600}.note{font-size:12px;margin:12px 0;white-space:pre-wrap;overflow-wrap:anywhere}.note-form{display:flex;gap:8px;margin-top:12px}.note-form input{min-width:0;flex:1;background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:9px;font-size:12px}.note-form button{border:1px solid var(--border);padding:5px 10px}.reply-bar{padding:18px 32px;display:flex;gap:10px;border-top:1px solid var(--border);position:sticky;bottom:0;background:var(--bg)}.reply-bar button{padding:9px 15px;border:1px solid var(--border);font-size:12px}.context{display:none;background:var(--surface);border-left:1px solid var(--border);padding:26px 20px;overflow:auto}.context h3{font-size:12px;margin-bottom:30px}.context label{display:block;font-size:9px;letter-spacing:1px;color:var(--muted);margin:24px 0 8px}.context p{font-size:12px}.context select,.context input{max-width:100%;width:100%;background:var(--bg);border:1px solid var(--border);border-radius:5px;padding:7px;font-size:12px}.empty{padding:70px 24px;text-align:center;color:var(--muted);font-size:13px}.empty h2{font-size:18px;color:var(--text);margin-bottom:10px}.empty svg{margin:0 auto 20px;width:30px;height:30px}.drive-row{padding:20px;border-top:1px solid var(--border)}.drive-row strong{font-size:13px}.drive-row p{font-size:12px;color:var(--muted);margin-top:7px}dialog{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:12px;box-shadow:0 24px 90px #0003;padding:0;max-width:calc(100vw - 32px)}dialog::backdrop{background:#0003}#composer{width:620px;margin:auto 24px 24px auto}#composer.expanded{width:1000px;height:calc(100dvh - 48px)}#compose-form{height:min(640px,calc(100dvh - 48px));display:flex;flex-direction:column}#composer.expanded #compose-form{height:100%}.dialog-head{padding:14px 20px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);background:var(--surface)}.dialog-head h2{font-size:14px;margin-right:auto}.address-row{display:flex;align-items:center;padding:10px 20px;gap:12px;border-bottom:1px solid var(--border)}.address-row label{font-size:12px;color:var(--muted);min-width:44px}.address-row input{border:0;outline-offset:0;background:transparent;flex:1;min-width:0}.address-row button{font-size:11px;white-space:nowrap}textarea{resize:none;flex:1;border:0;background:transparent;padding:20px;min-height:120px;line-height:1.8}.compose-footer{border-top:1px solid var(--border);display:flex;align-items:center;gap:16px;padding:16px 20px}.compose-footer .muted{margin-left:auto;font-size:10px}.attach{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:12px}#selected-files{max-height:100px;overflow:auto;padding:0 20px;font-size:11px;color:var(--muted)}#palette{width:580px;margin-top:14vh}#global-search{width:100%;padding:18px;border:0;border-bottom:1px solid var(--border);background:var(--bg)}#search-results{padding:8px;max-height:48vh;overflow:auto}#search-results button{display:block;width:100%;text-align:left;padding:13px;font-size:13px}#search-results small{display:block}.palette-foot{display:block;padding:12px 20px;border-top:1px solid var(--border)}#toast{position:fixed;z-index:20;bottom:24px;left:50%;transform:translateX(-50%);padding:12px 20px;border:1px solid var(--border);border-radius:8px;background:var(--text);color:var(--bg);font-size:12px;box-shadow:0 5px 20px #0002;max-width:90vw}.mobile-menu,.bottom-nav,.fab,.back{display:none}.skip{position:fixed;top:-60px;z-index:30;background:var(--text);color:var(--bg);padding:10px}.skip:focus{top:0}[hidden]{display:none!important}
@media(min-width:1536px){.shell{grid-template-columns:240px 420px minmax(0,1fr) 220px}.context{display:block}}
@media(min-width:768px) and (max-width:1279px){.shell{grid-template-columns:200px 320px minmax(0,1fr)}.sidebar{padding:18px 10px}.workspace{display:none}}
@media(max-width:1535px){.context.visible{display:block;position:fixed;right:0;top:88px;bottom:0;width:260px;z-index:5;box-shadow:-10px 0 35px #0001}}
@media(min-width:768px) and (max-width:1023px){.shell{grid-template-columns:200px 1fr}.thread-pane{display:none}.shell.reading .list-pane{display:none}.shell.reading .thread-pane{display:flex}.back{display:inline-flex}}
@media(max-width:767px){.topbar{height:52px;padding:0 12px;gap:8px}.brand{font-size:18px}.brand span{font-size:9px;margin-left:6px}.workspace,.top-compose,.search-launch span:not(:first-child),.search-launch kbd{display:none}.search-launch{margin-left:auto;margin-right:0;width:44px;height:44px;background:none;border:0;justify-content:center;padding:0}.topbar .icon{min-width:44px;height:44px}.mobile-menu{display:flex}.demo-banner{height:44px;padding:5px 16px;gap:7px;font-size:10px;line-height:1.5}.demo-banner strong{white-space:nowrap}.status-dot{display:none}.shell{height:calc(100dvh - 160px - env(safe-area-inset-bottom));display:block}.sidebar{display:none}.sidebar.open{display:flex;position:fixed;z-index:8;top:96px;bottom:calc(64px + env(safe-area-inset-bottom));left:0;width:min(88vw,320px);box-shadow:25px 0 70px #0003}.folder{height:44px}.list-pane{height:100%;border:0}.list-head{padding:20px 16px 12px}.heading{margin-bottom:12px}.tabs button{min-height:44px;padding:6px 14px}.tabs{margin-bottom:8px}.message-open{padding:18px 20px}.thread-pane{display:none;height:100%}.shell.reading .list-pane{display:none}.shell.reading .thread-pane{display:flex}.thread-toolbar{padding:8px}.icon{min-width:44px;height:44px}.back{display:inline-flex}.thread-heading{padding:22px 20px}.thread-heading h2{font-size:20px}.conversation{padding:20px 16px}.sender time{font-size:10px}.body-copy{font-size:15px}.reply-bar{padding:12px 16px}.reply-bar button{min-height:44px}.bottom-nav{height:calc(64px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:flex;position:fixed;bottom:0;width:100%;border-top:1px solid var(--border);background:var(--bg);z-index:9}.bottom-nav button{flex:1;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;font-size:10px;border-radius:0}.fab{display:block;position:fixed;bottom:calc(82px + env(safe-area-inset-bottom));right:20px;width:52px;height:52px;border-radius:50%;font-size:26px;box-shadow:0 5px 15px #0003}.reading~.fab{display:none}.list-foot{display:none}#composer,#composer.expanded{margin:0;width:100%;height:100dvh;max-width:100%;max-height:100dvh;border-radius:0;border:0}#compose-form,#composer.expanded #compose-form{height:100%;padding-bottom:env(safe-area-inset-bottom)}.dialog-head{padding:10px 12px}.compose-footer{padding:12px;gap:12px}.compose-footer .muted{max-width:120px}.compose-footer button{min-height:44px}.attach{min-height:44px}#palette{margin:auto 0 0;width:100%;max-width:100%;border-radius:14px 14px 0 0;padding-bottom:env(safe-area-inset-bottom)}#toast{bottom:80px}.context.visible{top:96px;bottom:64px;width:min(90vw,320px)}.attachment .chip{display:none}.note-form button{min-height:44px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}