:root,:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--font:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, monospace;--bg:#fff;--bg-app:#f5f6f8;--bg-subtle:#f1f2f5;--bg-hover:#eceef3;--bg-selected:#fff5d6;--surface:#fff;--surface-raised:#fff;--overlay:#0f121e66;--text:#16181d;--text-muted:#5c6370;--text-faint:#8a909b;--border:#e4e6eb;--border-strong:#d0d4db;--accent:#4f46e5;--accent-hover:#4338ca;--accent-text:#fff;--accent-soft:#eef0ff;--accent-soft-text:#3b32b8;--focus-ring:0 0 0 3px #4f46e547;--danger:#cf3530;--danger-soft:#fdecec;--warning-bg:#fff4da;--warning-text:#6b4a00;--success:#1f8a4c;--paper:#fff;--paper-text:#1d2025;--radius:8px;--radius-lg:12px;--radius-pill:999px;--shadow-sm:0 1px 2px #1018280d, 0 1px 3px #10182812;--shadow:0 16px 40px #1018282e;--gap:12px;--sidebar-width:224px;--list-width:420px;--toolbar-height:56px}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#15171c;--bg-app:#101216;--bg-subtle:#1c1f26;--bg-hover:#242832;--bg-selected:#3a3220;--surface:#191c22;--surface-raised:#20242c;--overlay:#0000008c;--text:#e8eaef;--text-muted:#a0a7b3;--text-faint:#6e7582;--border:#2a2e37;--border-strong:#3a3f4a;--accent:#8a84ff;--accent-hover:#a29dff;--accent-text:#0e0f1a;--accent-soft:#262a4d;--accent-soft-text:#cfd1ff;--focus-ring:0 0 0 3px #8a84ff59;--danger:#ff7a73;--danger-soft:#3a1f21;--warning-bg:#3a321c;--warning-text:#f2d48a;--success:#5cd08f;--paper:#f6f6f4;--paper-text:#1d2025;--shadow-sm:0 1px 2px #0006;--shadow:0 18px 44px #0000008c}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font:14px/1.5 var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3{letter-spacing:-.01em;font-weight:650}h2{font-size:20px}h3{font-size:15px}a{color:var(--accent);text-underline-offset:2px;text-decoration-thickness:1px}a:hover{color:var(--accent-hover)}:focus-visible{box-shadow:var(--focus-ring);outline:none}::selection{background:var(--accent-soft);color:var(--accent-soft-text)}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius);padding:5px 12px;font-weight:500;line-height:1.4;transition:background-color .12s,border-color .12s,box-shadow .12s,color .12s}button:hover:not(:disabled){background:var(--bg-hover)}button:active:not(:disabled){transform:translateY(1px)}button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text);box-shadow:var(--shadow-sm)}button.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}button.danger{color:var(--danger)}button.danger:hover:not(:disabled){background:var(--danger-soft)}button:disabled{opacity:.5;cursor:default}input,select,textarea{background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius);padding:6px 10px;transition:border-color .12s,box-shadow .12s}input::placeholder,textarea::placeholder{color:var(--text-faint)}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:var(--focus-ring);outline:none}input[type=checkbox]{accent-color:var(--accent);width:15px;height:15px;margin:0}.muted{color:var(--text-muted)}.error{color:var(--danger)}.mono{font-family:var(--font-mono);font-size:12px}kbd{font-family:var(--font-mono);border:1px solid var(--border-strong);background:var(--bg-subtle);color:var(--text-muted);border-bottom-width:2px;border-radius:5px;padding:0 5px;font-size:11px}button.primary kbd{color:inherit;opacity:.75;background:0 0;border-color:currentColor;margin-left:6px}.segmented{background:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius);gap:2px;padding:3px;display:inline-flex}.segmented button{color:var(--text-muted);background:0 0;border:0;padding:4px 14px}.segmented button.active{background:var(--surface-raised);color:var(--text);box-shadow:var(--shadow-sm)}.shell{grid-template-columns:var(--sidebar-width) 1fr;height:100%;display:grid}.sidebar{border-right:1px solid var(--border);background:var(--bg-app);flex-direction:column;gap:1px;padding:14px 10px;display:flex;overflow-y:auto}.sidebar .brand{letter-spacing:-.02em;align-items:center;gap:9px;margin:2px 8px 14px;font-size:16px;font-weight:700;display:flex}.sidebar .brand:before{content:"";background:radial-gradient(circle at 30% 30%, var(--accent-soft) 0 18%, transparent 19%), linear-gradient(135deg, var(--accent), var(--accent-hover));width:22px;height:22px;box-shadow:var(--shadow-sm);border-radius:7px}.nav-item{border-radius:var(--radius);color:var(--text);text-align:left;background:0 0;border:0;justify-content:space-between;align-items:center;width:100%;padding:6px 10px;font-weight:500;text-decoration:none;display:flex}.nav-item:hover{background:var(--bg-hover);color:var(--text)}.nav-item.active{background:var(--accent-soft);color:var(--accent-soft-text);font-weight:600}.nav-item .badge{background:var(--accent);color:var(--accent-text);text-align:center;border-color:#0000;min-width:20px;font-weight:600}.nav-section{text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);margin:16px 0 4px;padding:0 10px;font-size:11px;font-weight:600}.main{background:var(--bg);flex-direction:column;min-width:0;height:100%;display:flex}.toolbar{border-bottom:1px solid var(--border);min-height:var(--toolbar-height);align-items:center;gap:10px;padding:10px 16px;display:flex}.toolbar .grow{flex:1}.toolbar input.grow{background:var(--bg-subtle);border-radius:var(--radius-pill);border-color:#0000;max-width:640px;padding:7px 16px}.toolbar input.grow:focus{background:var(--surface);border-color:var(--accent)}.split{grid-template-columns:var(--list-width) 1fr;flex:1;min-height:0;display:grid}.pane{min-height:0;overflow-y:auto}.pane+.pane{border-left:1px solid var(--border)}.thread-pane{background:var(--bg-app)}.page{flex:1;padding:20px 28px;overflow-y:auto}.page>h2:first-child{margin-top:0}.mobile-only{display:none}@media (width<=760px){.shell{grid-template-columns:1fr}.sidebar{display:none}.shell.nav-open .sidebar{z-index:20;box-shadow:var(--shadow);display:flex;position:fixed;inset:0 30% 0 0}.split{grid-template-columns:1fr}.split.thread-open .list-pane,.split:not(.thread-open) .thread-pane{display:none}.mobile-only{display:inline-block}.page{padding:16px}}.thread-row{border-bottom:1px solid var(--border);cursor:pointer;grid-template-columns:18px 1fr auto;gap:3px 10px;padding:10px 16px;transition:background-color .1s;display:grid;position:relative}.thread-row:hover{background:var(--bg-hover)}.thread-row.focused{background:var(--accent-soft);box-shadow:inset 3px 0 0 var(--accent)}.thread-row.selected{background:var(--bg-selected)}.thread-row .who{color:var(--text-muted)}.thread-row.unread .who,.thread-row.unread .subject{color:var(--text);font-weight:650}.thread-row.unread:before{content:"";background:var(--accent);border-radius:50%;width:6px;height:6px;position:absolute;top:17px;left:6px}.thread-row .who,.thread-row .subject,.thread-row .snippet{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.thread-row .date{color:var(--text-faint);white-space:nowrap;font-size:12px}.thread-row.unread .date{color:var(--accent-soft-text);font-weight:600}.thread-row .line2{grid-column:2/4;align-items:baseline;gap:6px;min-width:0;display:flex}.thread-row .subject{flex-shrink:0;max-width:70%}.thread-row .snippet{color:var(--text-faint)}.badge{border:1px solid var(--border);border-radius:var(--radius-pill);color:var(--text-muted);white-space:nowrap;background:var(--bg-subtle);padding:0 8px;font-size:11px;line-height:18px;display:inline-block}.badge.warn{background:var(--danger-soft);color:var(--danger);border-color:#0000}.empty{text-align:center;color:var(--text-faint);padding:48px 24px}.thread-view{max-width:980px;padding:18px 22px 32px}.thread-view h2{margin:6px 0 16px;font-size:20px}.message{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-sm);margin-bottom:12px;overflow:hidden}.message-head{border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:baseline;gap:8px;padding:12px 16px;display:flex}.message-head .from{font-weight:600}.message-head .meta{color:var(--text-faint);font-size:12px}.message-head .actions{flex-wrap:wrap;gap:4px;margin-left:auto;display:flex}.message-head .actions button{border-color:var(--border);background:0 0;padding:3px 10px;font-size:13px}.message-head .actions button:hover:not(:disabled){background:var(--bg-hover)}.message-body{padding:14px 16px 16px}.message-body pre.text{white-space:pre-wrap;word-wrap:break-word;font:inherit;margin:0}.message-body iframe{background:var(--paper);width:100%;min-height:80px;color:var(--paper-text);border-radius:var(--radius);border:0}.banner{background:var(--warning-bg);color:var(--warning-text);border-radius:var(--radius);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:10px;padding:8px 12px;font-size:13px;display:flex}.banner button{padding:2px 10px;font-size:12px}.attachments{flex-wrap:wrap;gap:8px;padding:0 16px 16px;display:flex}.attachment{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-subtle);align-items:center;gap:8px;max-width:280px;padding:8px 12px;display:flex}.attachment img{border-radius:4px;max-width:120px;max-height:80px;display:block}.overlay{background:var(--overlay);z-index:50;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);justify-content:center;align-items:flex-start;padding-top:12vh;display:flex;position:fixed;inset:0}.dialog{background:var(--surface-raised);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);width:min(580px,94vw);max-height:76vh;padding:14px;overflow-y:auto}.palette input{width:100%;margin-bottom:8px;padding:10px 12px;font-size:16px}.palette-item{border-radius:var(--radius);cursor:pointer;justify-content:space-between;align-items:center;padding:7px 12px;display:flex}.palette-item:hover{background:var(--bg-hover)}.palette-item.active{background:var(--accent-soft);color:var(--accent-soft-text)}.cheatsheet table{border-collapse:collapse;width:100%}.cheatsheet td{border-bottom:1px solid var(--border);padding:4px 8px}.toast{background:var(--text);color:var(--bg);border-radius:var(--radius-lg);z-index:60;box-shadow:var(--shadow);align-items:center;gap:12px;padding:10px 16px;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast button{color:inherit;background:0 0;border-color:currentColor}.toast button:hover:not(:disabled){opacity:.85;background:0 0}.composer{flex-direction:column;gap:10px;max-width:920px;padding:20px 24px;display:flex}.composer .field{grid-template-columns:72px 1fr;align-items:center;gap:10px;display:grid}.composer .field>label{color:var(--text-muted);font-size:13px;font-weight:500}.composer .editor{border:1px solid var(--border-strong);border-radius:var(--radius-lg);background:var(--surface);min-height:280px;transition:border-color .12s,box-shadow .12s}.composer .editor:focus-within{border-color:var(--accent);box-shadow:var(--focus-ring)}.composer .editor .cm-editor{min-height:280px;font-size:15px;line-height:1.6}.composer .editor .cm-editor.cm-focused{outline:none}.composer .editor .cm-scroller{font-family:var(--font)}.composer .editor .cm-content{caret-color:var(--accent);padding:14px 16px}.composer .editor .cm-placeholder{color:var(--text-faint)}.composer .preview{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);min-height:280px;padding:14px 16px}.composer textarea{resize:vertical;min-height:280px}.composer .quote{border-left:3px solid var(--border-strong);color:var(--text-muted);padding-left:12px}.composer .quote summary{cursor:pointer}.chips{border:1px solid var(--border-strong);border-radius:var(--radius);background:var(--surface);flex-wrap:wrap;align-items:center;gap:4px;padding:4px;transition:border-color .12s,box-shadow .12s;display:flex;position:relative}.chips:focus-within{border-color:var(--accent);box-shadow:var(--focus-ring)}.chips input{background:0 0;border:0;flex:1;min-width:140px;padding:2px 6px}.chips input:focus{box-shadow:none}.chip{background:var(--accent-soft);color:var(--accent-soft-text);border-radius:var(--radius-pill);border:1px solid #0000;align-items:center;gap:6px;padding:1px 10px;font-size:13px;display:inline-flex}.chip button{color:inherit}.suggestions{background:var(--surface-raised);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);z-index:10;padding:4px;position:absolute;top:calc(100% + 4px);left:0;right:0}.suggestions div{cursor:pointer;border-radius:6px;padding:6px 10px}.suggestions div.active,.suggestions div:hover{background:var(--accent-soft);color:var(--accent-soft-text)}.dropzone{outline:2px dashed var(--accent);outline-offset:4px;border-radius:var(--radius-lg)}table.grid{border-collapse:collapse;width:100%}table.grid th,table.grid td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:8px 10px}table.grid th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:12px;font-weight:600}table.grid th button{font:inherit;color:inherit;text-transform:inherit;letter-spacing:inherit;background:0 0;border:0;padding:0}table.grid tbody tr:hover td{background:var(--bg-hover)}table.grid tr.focused td{background:var(--accent-soft)}.section{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-sm);max-width:980px;margin-bottom:28px;padding:18px 20px}.section h3{margin:0 0 10px}.form-row{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:8px;display:flex}.auth-screen{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);max-width:400px;box-shadow:var(--shadow-sm);flex-direction:column;gap:14px;margin:16vh auto;padding:28px;display:flex}.auth-screen h1{margin:0;font-size:22px}.auth-screen button.primary{padding:9px 14px}body:has(.auth-screen){background:var(--bg-app)}mark{background:var(--bg-selected);color:inherit;border-radius:3px;padding:0 1px}