:root{--bg:#f5f5f7;--bg-surface:#fff;--bg-hover:#f0f0f2;--text:#1d1d1f;--text-secondary:#86868b;--border:#d2d2d7;--border-focus:#22c55e;--accent:#22c55e;--accent-hover:#16a34a;--danger:#ff3b30;--danger-bg:#fff2f0;--danger-border:#ffccc7;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 12px 40px #00000026;--radius:10px;--radius-lg:16px;--th-bg:#e5e5ea;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--transition:.2s ease;--icon-size:48px}:root[data-theme=dark]{--bg:#1c1c1e;--bg-surface:#2c2c2e;--bg-hover:#3a3a3c;--text:#f5f5f7;--text-secondary:#aeaeb2;--border:#48484a;--border-focus:#4ade80;--accent:#4ade80;--accent-hover:#22c55e;--danger:#ff453a;--danger-bg:#ff453a1f;--danger-border:#ff453a4d;--th-bg:#3a3a3c;--shadow-md:0 4px 12px #0006;--shadow-lg:0 12px 40px #00000080}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background-color:var(--bg);color:var(--text);transition:background-color var(--transition), color var(--transition);font-size:16px}#root{min-height:100vh}input,textarea,select{font-family:var(--font);border:1px solid var(--border);border-radius:var(--radius);background-color:var(--bg-surface);color:var(--text);width:100%;transition:border-color var(--transition), box-shadow var(--transition);outline:none;padding:10px 14px;font-size:15px}input:focus,textarea:focus,select:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #22c55e1f}input::placeholder{color:var(--text-secondary)}button{font-family:var(--font);border-radius:var(--radius);background-color:var(--accent);color:#fff;cursor:pointer;transition:background-color var(--transition), transform var(--transition);border:none;padding:10px 20px;font-size:15px;font-weight:500}button:hover{background-color:var(--accent-hover)}button:active{transform:scale(.98)}button:disabled{opacity:.5;cursor:not-allowed}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background-color:#00000040;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background-color:var(--bg-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:fit-content;min-width:320px;max-width:90vw;padding:36px}.modal h2{text-align:center;margin-bottom:24px;font-size:20px;font-weight:600}.modal button{width:100%;margin-top:4px}.modal input{margin-bottom:12px}.modal input[type=password]{margin-bottom:16px}.modal-error{color:var(--danger);background-color:var(--danger-bg);border:1px solid var(--danger-border);border-radius:var(--radius);margin-bottom:16px;padding:8px 12px;font-size:14px}.theme-toggle{z-index:1001;border-radius:var(--radius);background-color:var(--bg-surface);width:36px;height:36px;box-shadow:var(--shadow-md);cursor:pointer;color:var(--text);border:none;justify-content:center;align-items:center;font-size:16px;display:flex;position:fixed;top:12px;right:12px}.theme-toggle:hover{background-color:var(--bg-hover)}.iconbar-bar{width:calc(var(--icon-size) + 8px);background-color:var(--bg-surface);border-right:1px solid var(--border);padding:calc(var(--icon-size) + 12px) 0 8px;z-index:200;transition:width var(--transition);flex-direction:column;align-items:center;gap:4px;display:flex;position:fixed;top:0;bottom:0;left:0;overflow:hidden}.closed{overflow:hidden;border:none!important;width:0!important;margin:0!important;padding:0!important}.iconbar-bar button{width:var(--icon-size);height:var(--icon-size);border-radius:var(--radius);color:var(--text-secondary);font-size:calc(var(--icon-size) * .55);cursor:pointer;transition:background-color var(--transition), color var(--transition);background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;line-height:1;display:flex}.iconbar-bar button:hover{background-color:var(--bg-hover);color:var(--text)}.iconbar-bar button.active{color:var(--accent)}.iconbar-bar-float{z-index:201;width:var(--icon-size);height:var(--icon-size);border-radius:var(--radius);background-color:var(--bg-surface);color:var(--text-secondary);font-size:calc(var(--icon-size) * .55);cursor:pointer;box-shadow:var(--shadow-md);transition:background-color var(--transition), color var(--transition);border:none;justify-content:center;align-items:center;display:flex;position:fixed;top:8px;left:4px}.iconbar-bar-float:hover{background-color:var(--bg-hover);color:var(--text)}.workspace{left:calc(var(--icon-size) + 8px);transition:left var(--transition);z-index:1;display:flex;position:fixed;top:0;bottom:0;right:0}.sidebar{background-color:var(--bg-surface);width:0;transition:width var(--transition);flex-shrink:0;overflow:hidden}.sidebar.open{border-right:1px solid var(--border);width:240px;overflow-y:auto}.sidebar-item{cursor:pointer;justify-content:space-between;align-items:center;padding:6px 12px;font-size:14px;display:flex}.sidebar-item:hover{background-color:var(--bg-hover)}.sidebar-item.active{color:var(--accent);font-weight:600}.sidebar-item span{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.sidebar-join{background-color:var(--bg-hover);width:22px;height:22px;color:var(--text-secondary);border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;margin-left:8px;padding:0;font-size:15px;font-weight:700;line-height:1;display:flex}.sidebar-join:hover{background-color:var(--accent);color:#fff}.view{flex:1;overflow:auto}.window-area{flex:1;position:relative;overflow:hidden}.sidebar-search{border-bottom:1px solid var(--border);padding:6px 8px}.sidebar-search input{border-radius:6px;padding:4px 8px;font-size:13px}.table-view{flex:1;overflow:auto}.table-view table{table-layout:fixed;border-collapse:collapse;width:100%}.table-view th,.table-view td{border:1px solid var(--border);white-space:nowrap;padding:6px 10px;font-size:15px;overflow:hidden}.table-view th{text-align:left;background-color:var(--th-bg);font-weight:600}.table-view td{cursor:pointer}.edit-overlay{z-index:1000;pointer-events:none;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.edit-overlay>*{pointer-events:auto}.edit-modal{min-width:380px;padding:28px}.edit-label{color:var(--text-secondary);margin-bottom:12px;font-size:14px;font-weight:600}.edit-textarea{resize:vertical;border-radius:8px;min-height:100px;margin-bottom:16px;padding:12px;font-size:15px}.edit-btns{justify-content:flex-end;gap:8px;display:flex}.edit-btns button{padding:8px 20px;font-size:14px}.edit-btns button:first-child{background-color:var(--bg-hover);color:var(--text)}.edit-btns button:first-child:hover{background-color:var(--border)}.window{background-color:var(--bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);flex-direction:column;min-width:400px;min-height:200px;display:flex;position:absolute;overflow:hidden}.window-title{background-color:var(--bg-surface);border-bottom:1px solid var(--border);cursor:move;-webkit-user-select:none;user-select:none;flex-shrink:0;justify-content:space-between;align-items:center;padding:4px 10px;font-size:13px;font-weight:600;display:flex}.window-close{width:22px;height:22px;color:var(--text-secondary);background:0 0;border-radius:4px;justify-content:center;align-items:center;padding:0;font-size:14px;line-height:1;display:flex}.window-close:hover{background-color:var(--danger-bg);color:var(--danger)}.window-body{flex:1;display:flex;overflow:hidden}.window-body .table-view{flex:1}.window .bottombar{border-top:1px solid var(--border);color:var(--text-secondary);flex-shrink:0;align-items:center;gap:6px;padding:4px 10px;font-size:13px;display:flex}.window .bottombar input{text-align:center;width:56px;padding:2px 6px;font-size:13px}.window .bottombar button{margin-left:auto;padding:3px 10px;font-size:12px}.window-resize{cursor:nwse-resize;width:16px;height:16px;position:absolute;bottom:0;right:0}.where-popup{z-index:2000;background-color:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);align-items:center;gap:6px;padding:8px;display:flex;position:fixed}.where-popup input{width:200px;padding:4px 8px;font-size:13px}.where-popup button{white-space:nowrap;padding:4px 12px;font-size:13px}.where-popup button:last-child{background-color:var(--bg-hover);color:var(--text)}.where-popup button:last-child:hover{background-color:var(--border)}.email-compose{background-color:var(--bg);height:100%;padding:20px;overflow-y:auto}.email-fields{flex-direction:column;gap:12px;display:flex}.email-row{align-items:center;gap:8px;display:flex}.email-row label{text-align:right;width:56px;color:var(--text-secondary);flex-shrink:0;font-size:14px}.email-row input[type=text],.email-row input[type=file]{flex:1;width:auto;padding:6px 8px;font-size:14px}.email-name{flex:none;max-width:160px}.email-body{align-items:flex-start}.email-body textarea{min-height:200px;font-size:14px}.email-drop-row{align-items:flex-start}.email-actions{border-top:1px solid var(--border);align-items:center;gap:12px;margin-top:16px;padding-top:12px;display:flex}.email-actions button{width:auto}.email-drop{border:2px dashed var(--border);border-radius:var(--radius);min-height:34px;transition:border-color var(--transition);flex:1;padding:6px 10px}.email-drop.drag-over{border-color:var(--accent)}.drop-hint{color:var(--text-secondary);font-size:14px}.drop-file{background-color:var(--bg-hover);cursor:pointer;border-radius:4px;margin:3px;padding:4px 10px;font-size:13px;display:inline-block}.drop-file:hover{background-color:var(--danger-bg);color:var(--danger)}.email-add{background-color:var(--bg-hover);width:auto;color:var(--text-secondary);padding:4px 14px;font-size:13px;font-weight:400}.email-add:hover{background-color:var(--border);color:var(--text)}.email-remove{width:28px;height:28px;color:var(--text-secondary);background:0 0;flex-shrink:0;justify-content:center;align-items:center;padding:0;font-size:16px;display:flex}.email-remove:hover{background-color:var(--danger-bg);color:var(--danger)}.send-ok{color:var(--accent);font-size:14px}.send-fail{color:var(--danger);font-size:14px}.buffer-panel{padding:20px}.buffer-status{border-radius:var(--radius);background-color:var(--bg-surface);margin-bottom:16px;padding:12px;font-size:16px}.buffer-on{color:var(--accent);font-weight:600}.buffer-off{color:var(--text-secondary)}.buffer-actions{gap:10px;display:flex}.buffer-actions button{width:auto}