:root{color-scheme:light;font-family:SF Pro Text,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#edf2f5;color:#17212b;--app-bg: #edf2f5;--panel: #ffffff;--panel-strong: #ffffff;--panel-muted: #f7f9fb;--line: #d8e0e6;--line-soft: #e8edf1;--text: #17212b;--muted: #667585;--accent: #136f63;--accent-strong: #0f5e54;--accent-soft: rgba(19, 111, 99, .12);--accent-quiet: rgba(19, 111, 99, .07);--danger: #a13b3b;--danger-soft: rgba(161, 59, 59, .08);--shadow-soft: 0 18px 40px rgba(23, 33, 43, .08)}*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,#ffffffb8,#fff0 260px),var(--app-bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body.is-resizing{cursor:col-resize;-webkit-user-select:none;user-select:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.login-screen{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 22% 12%,rgba(19,111,99,.14),transparent 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span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.utility-row strong{color:var(--text);font-size:14px}.utility-row span{color:var(--muted);font-size:13px}.utility-row button{flex:0 0 auto;min-height:30px;border:1px solid #f0c0b8;border-radius:8px;background:var(--danger-soft);color:var(--danger);font-weight:700}.compose-backdrop{position:fixed;z-index:10;top:0;right:0;bottom:0;left:0;display:flex;align-items:flex-end;justify-content:flex-end;padding:24px;pointer-events:none}.compose{width:min(760px,calc(100vw - 32px));height:min(720px,calc(100vh - 32px));display:grid;grid-template-rows:auto auto auto auto auto auto auto 1fr auto auto;gap:12px;padding:16px;border:1px solid rgba(216,224,230,.92);border-radius:8px;background:var(--panel);box-shadow:0 28px 90px #17212b3d;pointer-events:auto}.compose.drag-active{border-color:#136f6373;box-shadow:0 0 0 4px #136f631f,0 28px 90px #17212b3d}.compose header,.compose footer{display:flex;align-items:center;justify-content:space-between;gap:10px}.compose header button{width:30px;height:30px;border:0;border-radius:50%;background:#eef1f5;color:#344054}.compose footer{justify-content:flex-end}.compose footer button{min-width:96px;min-height:34px;border:1px solid var(--accent);border-radius:8px;background:linear-gradient(180deg,#167b6f,var(--accent-strong));color:#fff;font-weight:700}.compose-toolbar{display:flex;flex-wrap:wrap;gap:4px;padding:6px;border:1px solid var(--line);border-bottom:0;border-radius:8px 8px 0 0;background:#f7fafb}.compose-toolbar button{min-height:30px;border:1px solid var(--line);border-radius:7px;background:var(--panel);color:var(--text);padding:0 10px;font-weight:600}.compose-toolbar button:hover{background:#f3f8f7}.compose-editor-shell{min-height:0;border:1px solid var(--line);border-radius:0 0 8px 8px;background:var(--panel);overflow:hidden}.compose-editor{height:100%;min-height:0;padding:18px 20px;overflow:auto;outline:none;font:15px/1.6 SF Pro Text,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#1f2937}.compose-editor:empty:before{content:attr(data-placeholder);color:#8a97aa}.compose-editor img{max-width:100%;height:auto}.compose-editor table{max-width:100%}.compose-editor blockquote{margin:14px 0 0}.compose-attachments{display:grid;gap:8px}.compose-drop-hint{margin:0;padding:12px 14px;border:1px dashed rgba(19,111,99,.28);border-radius:8px;background:#136f630d;color:var(--muted);font-size:13px;line-height:1.45}.compose-attachment{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#f8fafb}.compose-attachment>div:first-child{display:grid;gap:3px;min-width:0}.compose-attachment strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;color:#243043}.compose-attachment small{color:var(--muted);font-size:12px}.compose-attachment button{min-height:30px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:#425166;padding:5px 10px;font-weight:600}@media(max-width:900px){.mail-shell{grid-template-columns:220px minmax(260px,1fr)}.pane-resizer,.message-view{display:none}.account-grid{grid-template-columns:1fr}}