:root{--bg: #f6f8fc;--surface: #ffffff;--surface-2: #f1f3f4;--surface-3: #e8eaed;--hover: #f5f6f7;--border: #e3e6ea;--border-strong: #d2d6db;--text: #1f2328;--text-2: #5f6368;--text-3: #8b9096;--primary: #1a73e8;--primary-hover: #1557b0;--primary-soft: #e8f0fe;--danger: #d93025;--danger-soft: #fce8e6;--success: #1e8e3e;--success-soft: #e6f4ea;--warning: #e37400;--warning-soft: #fef7e0;--shadow-1: 0 1px 2px rgba(60,64,67,.1), 0 1px 3px rgba(60,64,67,.08);--shadow-2: 0 2px 6px rgba(60,64,67,.12), 0 1px 2px rgba(60,64,67,.08);--shadow-3: 0 8px 28px rgba(60,64,67,.18), 0 2px 6px rgba(60,64,67,.1);--radius: 10px;--radius-lg: 16px;--topbar-h: 60px;--sidebar-w: 244px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;color-scheme:light}[data-theme=dark]{--bg: #16181c;--surface: #1e2125;--surface-2: #26292e;--surface-3: #32363c;--hover: #272b30;--border: #2e3238;--border-strong: #3d424a;--text: #e6e8eb;--text-2: #a8aeb6;--text-3: #7c838c;--primary: #8ab4f8;--primary-hover: #a8c7fa;--primary-soft: #1c3a5e;--danger: #f28b82;--danger-soft: #3d2523;--success: #81c995;--success-soft: #1f3527;--warning: #fdd663;--warning-soft: #3a2f16;--shadow-1: 0 1px 2px rgba(0,0,0,.4);--shadow-2: 0 2px 8px rgba(0,0,0,.45);--shadow-3: 0 10px 34px rgba(0,0,0,.6);color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font);font-size:14px;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}a{color:var(--primary)}::-webkit-scrollbar{width:11px;height:11px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:8px;border:3px solid var(--bg)}::-webkit-scrollbar-thumb:hover{background:var(--text-3)}.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;border:1px solid transparent;background:var(--surface-2);color:var(--text);padding:8px 16px;border-radius:8px;cursor:pointer;font-weight:500;transition:background .15s,border-color .15s,box-shadow .15s;white-space:nowrap}.btn:hover{background:var(--surface-3)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}[data-theme=dark] .btn-primary{color:#10233d}.btn-primary:hover{background:var(--primary-hover)}.btn-ghost{background:transparent}.btn-ghost:hover{background:var(--hover)}.btn-outline{background:transparent;border-color:var(--border-strong)}.btn-outline:hover{background:var(--hover)}.btn-danger{background:var(--danger);color:#fff}[data-theme=dark] .btn-danger{color:#2a1210}.btn-sm{padding:5px 11px;font-size:13px;border-radius:7px}.btn-lg{padding:11px 22px;font-size:15px}.btn-icon{width:38px;height:38px;padding:0;border-radius:50%;background:transparent;display:inline-grid;place-items:center}.btn-icon:hover{background:var(--hover)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:12.5px;font-weight:600;color:var(--text-2)}.field .hint{font-size:12px;color:var(--text-3);line-height:1.5}.input,.select,.textarea{width:100%;padding:9px 12px;border:1px solid var(--border-strong);border-radius:8px;background:var(--surface);transition:border-color .15s,box-shadow .15s}.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 18%,transparent)}.textarea{resize:vertical;min-height:88px;line-height:1.6}.checkbox{display:flex;align-items:center;gap:9px;cursor:pointer;-webkit-user-select:none;user-select:none;font-size:13.5px}.checkbox input{width:16px;height:16px;accent-color:var(--primary);cursor:pointer}.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}@media (max-width: 680px){.row,.row-3{grid-template-columns:1fr}}.app{display:flex;flex-direction:column;height:100%}.topbar{height:var(--topbar-h);flex:0 0 auto;display:flex;align-items:center;gap:12px;padding:0 14px;background:var(--bg);border-bottom:1px solid var(--border);position:relative;z-index:30}.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:600;letter-spacing:-.3px}.brand-mark{width:32px;height:32px;border-radius:9px;background:var(--primary);display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;flex:none}[data-theme=dark] .brand-mark{color:#10233d}.search-wrap{flex:1;max-width:700px;position:relative}.search{width:100%;height:42px;padding:0 42px;border:1px solid transparent;border-radius:10px;background:var(--surface-2);transition:background .15s,box-shadow .15s}.search:focus{outline:none;background:var(--surface);box-shadow:var(--shadow-2)}.search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--text-2);pointer-events:none}.body{flex:1;display:flex;min-height:0}.sidebar{width:var(--sidebar-w);flex:0 0 auto;padding:10px 10px 24px;overflow-y:auto;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:14px;padding:0 14px;height:36px;border-radius:0 18px 18px 0;cursor:pointer;color:var(--text);font-size:14px;border:none;background:none;width:100%;text-align:left;text-decoration:none;transition:background .12s}.nav-item:hover{background:var(--hover)}.nav-item.active{background:var(--primary-soft);color:var(--primary);font-weight:600}[data-theme=dark] .nav-item.active{color:var(--primary)}.nav-item .count{margin-left:auto;font-size:12px;font-weight:600;color:var(--text-2)}.nav-item.active .count{color:var(--primary)}.nav-section{font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--text-3);padding:18px 16px 6px}.main{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--surface);border-radius:var(--radius-lg) 0 0 0;border:1px solid var(--border);border-right:none;border-bottom:none;overflow:hidden}@media (max-width: 900px){.main{border-radius:0;border-left:none}}.account-btn{width:38px;height:38px;border-radius:50%;border:2px solid transparent;cursor:pointer;display:grid;place-items:center;font-weight:600;color:#fff;font-size:14px;position:relative;flex:none;background:var(--primary);transition:box-shadow .15s}.account-btn:hover{box-shadow:0 0 0 4px var(--hover)}.account-btn .dot{position:absolute;top:-2px;right:-2px;min-width:17px;height:17px;padding:0 4px;border-radius:9px;background:var(--danger);color:#fff;font-size:10.5px;font-weight:700;display:grid;place-items:center;border:2px solid var(--bg)}.account-menu{position:absolute;top:calc(100% + 8px);right:8px;width:340px;max-width:calc(100vw - 24px);background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-3);overflow:hidden;z-index:60}.account-menu-head{padding:16px 18px 12px;border-bottom:1px solid var(--border)}.account-list{max-height:340px;overflow-y:auto;padding:6px}.account-row{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:10px;cursor:pointer;width:100%;border:none;background:none;text-align:left}.account-row:hover{background:var(--hover)}.account-row.active{background:var(--primary-soft)}.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:600;font-size:13px;flex:none;overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover}.avatar-lg{width:44px;height:44px;font-size:16px}.avatar-sm{width:26px;height:26px;font-size:11px}.account-meta{min-width:0;flex:1}.account-name{font-weight:600;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.account-email{font-size:12.5px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.account-menu-foot{border-top:1px solid var(--border);padding:8px;display:flex;flex-direction:column;gap:2px}.list-toolbar{height:50px;flex:none;display:flex;align-items:center;gap:4px;padding:0 10px 0 14px;border-bottom:1px solid var(--border)}.msg-list{flex:1;overflow-y:auto}.msg-row{display:flex;align-items:center;gap:10px;padding:0 14px;height:46px;border-bottom:1px solid var(--border);cursor:pointer;position:relative;background:var(--surface-2)}.msg-row:hover{box-shadow:var(--shadow-2);z-index:2;background:var(--surface)}.msg-row.unread{background:var(--surface);font-weight:600}.msg-row.selected,.msg-row.active{background:var(--primary-soft)}.msg-accent{width:3px;height:26px;border-radius:3px;flex:none}.msg-from{width:190px;flex:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13.5px}.msg-body{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13.5px}.msg-body .snippet{color:var(--text-2);font-weight:400}.msg-date{font-size:12px;color:var(--text-2);flex:none;width:74px;text-align:right}.msg-row.unread .msg-date{color:var(--text);font-weight:600}.star{cursor:pointer;color:var(--text-3);flex:none;display:grid;place-items:center}.star.on{color:#f4b400}@media (max-width: 760px){.msg-row{height:auto;padding:10px 12px;align-items:flex-start;flex-wrap:wrap}.msg-from{width:auto;flex:1}.msg-body{flex-basis:100%;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}}.reader{flex:1;overflow-y:auto}.reader-head{padding:22px 28px 12px}.reader-subject{font-size:21px;font-weight:400;line-height:1.35;margin:0 0 16px}.reader-meta{display:flex;align-items:flex-start;gap:14px}.reader-content{padding:20px 28px 60px;line-height:1.65;word-break:break-word;overflow-x:auto}.reader-content img{max-width:100%;height:auto}.reader-content table{max-width:100%}.reader-content blockquote{margin:12px 0;padding-left:14px;border-left:2px solid var(--border-strong);color:var(--text-2)}.blocked-images{margin:0 28px 16px;padding:10px 14px;background:var(--warning-soft);border-radius:8px;display:flex;align-items:center;gap:12px;font-size:13px}.attach-grid{display:flex;flex-wrap:wrap;gap:10px;padding:0 28px 20px}.attach-card{display:flex;align-items:center;gap:10px;padding:9px 14px;border:1px 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16px;flex:none}.composer-field{display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);min-height:38px}.composer-field label{color:var(--text-2);font-size:13px;width:46px;flex:none}.composer-field input{flex:1;border:none;background:none;outline:none;padding:8px 0;min-width:0}.editor-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:2px;padding:6px 10px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);flex:none}.tool-btn{min-width:30px;height:30px;border:none;background:none;border-radius:6px;cursor:pointer;display:grid;place-items:center;color:var(--text-2);padding:0 6px;font-size:13px}.tool-btn:hover{background:var(--hover);color:var(--text)}.tool-sep{width:1px;height:20px;background:var(--border);margin:0 5px}.editor{flex:1;min-height:200px;overflow-y:auto;padding:14px 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td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:middle}table.table tr:hover td{background:var(--hover)}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:20px;font-size:11.5px;font-weight:600;background:var(--surface-3);color:var(--text-2);white-space:nowrap}.badge-primary{background:var(--primary-soft);color:var(--primary)}.badge-success{background:var(--success-soft);color:var(--success)}.badge-danger{background:var(--danger-soft);color:var(--danger)}.badge-warning{background:var(--warning-soft);color:var(--warning)}.empty{text-align:center;padding:70px 24px;color:var(--text-2)}.empty .icon{font-size:42px;margin-bottom:12px;opacity:.5}.empty h3{margin:0 0 6px;font-size:16px;color:var(--text);font-weight:600}.empty p{margin:0 auto;max-width:380px;line-height:1.6;font-size:13.5px}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f11148c;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:grid;place-items:center;z-index:100;padding:20px}.modal{background:var(--surface);border-radius:14px;box-shadow:var(--shadow-3);width:100%;max-width:560px;max-height:calc(100vh - 60px);display:flex;flex-direction:column;border:1px solid var(--border)}.modal-lg{max-width:980px}.modal-xl{max-width:1240px;height:calc(100vh - 60px)}.modal-head{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}.modal-head h2{margin:0;font-size:17px;font-weight:600}.modal-body{padding:20px 22px;overflow-y:auto;flex:1}.modal-foot{padding:14px 22px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:flex-end}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);margin-bottom:20px;overflow-x:auto}.tab{padding:10px 16px;border:none;background:none;cursor:pointer;color:var(--text-2);font-weight:500;border-bottom:2px solid transparent;white-space:nowrap}.tab:hover{color:var(--text)}.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.toasts{position:fixed;bottom:22px;left:22px;display:flex;flex-direction:column;gap:10px;z-index:200}.toast{background:#26282c;color:#fff;padding:13px 18px;border-radius:9px;box-shadow:var(--shadow-3);font-size:13.5px;max-width:420px;display:flex;align-items:center;gap:12px;animation:slideUp .22s ease}[data-theme=dark] .toast{background:var(--surface-3)}.toast.error{background:var(--danger)}.toast.success{background:var(--success)}@keyframes slideUp{0%{transform:translateY(14px);opacity:0}to{transform:none;opacity:1}}.spinner{width:18px;height:18px;border:2px solid var(--border-strong);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite;flex:none}.spinner-lg{width:32px;height:32px;border-width:3px}@keyframes spin{to{transform:rotate(360deg)}}.loading-wrap{display:grid;place-items:center;padding:60px}.linear{height:3px;background:var(--primary);animation:linear 1.1s ease-in-out infinite;transform-origin:left;position:absolute;left:0;right:0;top:0}@keyframes linear{0%{transform:scaleX(0)}50%{transform:scaleX(.65)}to{transform:scaleX(1);opacity:0}}.login-wrap{min-height:100%;display:grid;place-items:center;padding:24px;background:var(--bg)}.login-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:38px 34px;box-shadow:var(--shadow-2)}.tpl-split{display:grid;grid-template-columns:1fr 1fr;gap:0;height:100%;min-height:0}@media (max-width: 960px){.tpl-split{grid-template-columns:1fr}}.tpl-code{border:none;outline:none;resize:none;width:100%;height:100%;padding:16px;font-family:SF Mono,Menlo,Consolas,monospace;font-size:12.5px;line-height:1.65;background:var(--surface-2);color:var(--text);border-right:1px solid var(--border)}.tpl-preview{background:#fff;overflow:auto}.tpl-preview iframe{width:100%;height:100%;border:none;display:block}.merge-tags{display:flex;flex-wrap:wrap;gap:6px}.merge-tag{font-family:SF Mono,Menlo,Consolas,monospace;font-size:11.5px;padding:4px 9px;background:var(--primary-soft);color:var(--primary);border-radius:6px;cursor:pointer;border:none}.merge-tag:hover{filter:brightness(.95)}.progress{height:7px;background:var(--surface-3);border-radius:4px;overflow:hidden}.progress>div{height:100%;background:var(--primary);transition:width .4s ease}.progress.success>div{background:var(--success)}.mobile-only{display:none}@media (max-width: 900px){.sidebar{position:fixed;top:var(--topbar-h);bottom:0;left:0;z-index:50;background:var(--bg);transform:translate(-100%);transition:transform .22s ease;box-shadow:var(--shadow-3);width:270px}.sidebar.open{transform:none}.mobile-only{display:inline-grid}.page-inner{padding:18px 16px 50px}.composer{right:0;left:0;width:100%;max-width:none;border-radius:0;height:100%;top:0}.reader-head,.reader-content,.attach-grid,.blocked-images{padding-left:16px;padding-right:16px}.blocked-images{margin-left:16px;margin-right:16px}}.backdrop-mobile{display:none}@media (max-width: 900px){.backdrop-mobile.show{display:block;position:fixed;inset:var(--topbar-h) 0 0 0;background:#0006;z-index:45}}