:root{--bg: #ffffff;--surface: #f7f7f5;--text: #1f1f1d;--text-secondary: #6b6b66;--text-muted: #9a9a94;--border: #e5e5e1;--accent: #378add;--accent-bg: #e6f1fb;--danger: #a32d2d;--danger-bg: #fceceb}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);font-size:14px}.app{display:flex;height:100vh;overflow:hidden}.sidebar{width:240px;flex-shrink:0;border-right:1px solid var(--border);padding:16px 12px;overflow-y:auto;display:flex;flex-direction:column}.brand{font-size:16px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:8px}.brand-icon{color:var(--accent)}.all-inboxes{display:flex;align-items:center;justify-content:space-between;width:100%;border:none;background:none;font:inherit;color:inherit;text-align:left;cursor:pointer;border-radius:8px;padding:8px 10px;font-weight:500;margin-bottom:4px}.all-inboxes:hover{background:var(--surface)}.all-inboxes.active{background:var(--accent-bg);color:var(--accent)}.cat{margin-top:12px}.cat-empty{font-size:12px;color:var(--text-muted);padding:6px 10px 6px 22px}.row-wrap{display:flex;align-items:center;border-radius:8px;padding-right:8px}.row-wrap:hover{background:var(--surface)}.row-wrap.active{background:var(--accent-bg)}.row-wrap.active .row-label,.row-wrap.active .row-count{color:var(--accent)}.row-main{flex:1;min-width:0;display:flex;align-items:center;gap:8px;border:none;background:none;font:inherit;color:inherit;text-align:left;cursor:pointer;padding:8px 4px 8px 22px}.row-label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.count,.row-count{font-size:11px;color:var(--text-secondary);flex-shrink:0}.row-sync{border:none;background:none;color:var(--text-muted);cursor:pointer;font-size:14px;line-height:1;padding:2px 5px;opacity:0;flex-shrink:0}.row-wrap:hover .row-sync{opacity:1}.row-sync:hover{color:var(--accent)}.row-sync:disabled{cursor:default}.row-sync.spinning{opacity:1;color:var(--accent);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.row-wrap.cat-header .row-main{text-transform:uppercase;font-size:11px;letter-spacing:.04em;color:var(--text-muted);font-weight:600;padding-left:10px}.row-wrap.cat-header{margin-top:4px}.row-wrap.domain-header .row-main{font-size:12px;font-weight:500;color:var(--text-secondary)}.row-wrap.account .row-main{font-size:13px}.connect-btn{margin-top:auto;padding-top:16px;display:block;text-align:center;color:var(--accent);text-decoration:none;font-size:13px;font-weight:500}.connect-btn:hover{text-decoration:underline}.content{flex:1;min-width:0;overflow-y:auto;padding:16px 20px}.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:6px;flex-wrap:wrap}.tabs{display:flex;border:1px solid var(--border);border-radius:8px;overflow:hidden;flex-shrink:0}.tab{white-space:nowrap}.group-select,.tool-btn{flex-shrink:0}.search{min-width:140px}.tab{height:36px;padding:0 14px;border:none;background:none;font:inherit;cursor:pointer;color:var(--text-secondary)}.tab:hover{background:var(--surface)}.tab.active{background:var(--accent-bg);color:var(--accent);font-weight:500}.group-select{height:36px;border:1px solid var(--border);border-radius:8px;background:none;font:inherit;color:inherit;padding:0 8px;cursor:pointer}.synced-line{font-size:12px;color:var(--text-muted);margin-bottom:12px}.group{margin-bottom:18px}.group-header{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);margin:0 2px 6px}.group-count{font-weight:400}.check{width:18px;height:18px;border:1px solid var(--border);border-radius:5px;background:none;cursor:pointer;flex-shrink:0;color:#fff;font-size:12px;line-height:1;display:flex;align-items:center;justify-content:center;padding:0}.check:hover{border-color:var(--accent)}.check.on{background:var(--accent);border-color:var(--accent)}.mail-row.handled{opacity:.55}.search{flex:1;display:flex;align-items:center;gap:8px;border:1px solid var(--border);border-radius:8px;padding:0 10px;height:36px}.search-icon{color:var(--text-muted);font-size:13px}.search input{flex:1;border:none;outline:none;background:none;font:inherit;color:inherit}.tool-btn{height:36px;padding:0 14px;border:1px solid var(--border);background:none;border-radius:8px;font:inherit;cursor:pointer;color:inherit}.tool-btn:hover{background:var(--surface)}.tool-btn.active{background:var(--accent-bg);color:var(--accent);border-color:var(--accent)}.tool-btn:disabled{opacity:.6;cursor:default}.errors{background:var(--danger-bg);color:var(--danger);border-radius:8px;padding:8px 12px;margin-bottom:12px;font-size:13px}.mail-list{border:1px solid var(--border);border-radius:10px;overflow:hidden}.mail-row{display:flex;align-items:center;gap:12px;padding:11px 12px;border-bottom:1px solid var(--border)}.mail-row:last-child{border-bottom:none}.mail-row:hover{background:var(--surface)}.unread-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}.mail-main{min-width:0;flex:1;border:none;background:none;font:inherit;color:inherit;text-align:left;cursor:pointer;padding:0}.mail-top{display:flex;align-items:center;gap:8px}.mail-from{font-size:14px;color:var(--text-secondary);white-space:nowrap}.mail-row.unread .mail-from{color:var(--text);font-weight:500}.badge{font-size:11px;padding:1px 7px;border-radius:20px;white-space:nowrap}.mail-sub{font-size:13px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-secondary)}.mail-row.unread .subject{color:var(--text);font-weight:500}.snippet{color:var(--text-muted)}.mail-time{font-size:12px;color:var(--text-secondary);white-space:nowrap;flex-shrink:0}.state{padding:40px 20px;text-align:center;color:var(--text-muted)}.icon-btn{font-size:16px;padding:0 12px}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{width:100%;max-width:340px;border:1px solid var(--border);border-radius:12px;padding:28px 24px;display:flex;flex-direction:column}.login-brand{font-size:18px;font-weight:600;display:flex;align-items:center;gap:8px}.login-sub{color:var(--text-secondary);font-size:14px;margin:6px 0 20px}.login-label{font-size:12px;color:var(--text-secondary);margin-bottom:4px}.login-input{height:38px;border:1px solid var(--border);border-radius:8px;background:none;color:inherit;font:inherit;padding:0 10px;margin-bottom:14px;outline:none}.login-input:focus{border-color:var(--accent)}.login-error{background:var(--danger-bg);color:var(--danger);border-radius:8px;padding:8px 10px;font-size:13px;margin-bottom:14px}.login-btn{height:40px;border:none;border-radius:8px;background:var(--accent);color:#fff;font:inherit;font-weight:500;cursor:pointer}.login-btn:disabled{opacity:.7;cursor:default}.card-section{margin-bottom:22px}.card-section-head{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);margin:0 2px 10px}.card-domain{margin-bottom:14px}.card-domain-head{font-size:13px;font-weight:500;color:var(--text-secondary);margin:0 2px 8px}.tile-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}.tile{border:1px solid var(--border);border-radius:12px;padding:12px;background:var(--bg);min-width:0}.tile-head{display:flex;align-items:center;gap:8px;padding-bottom:8px;margin-bottom:8px;border-bottom:1px solid var(--border)}.tile-email{flex:1;min-width:0;font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tile-badge{font-size:11px;background:var(--accent-bg);color:var(--accent);border-radius:20px;padding:1px 8px;flex-shrink:0}.tile-list{display:flex;flex-direction:column;gap:2px}.tile-empty{font-size:12px;color:var(--text-muted);padding:6px 2px}.tile-mail{border:none;background:none;font:inherit;color:inherit;text-align:left;cursor:pointer;border-radius:6px;padding:6px}.tile-mail:hover{background:var(--surface)}.tile-mail-top{display:flex;align-items:baseline;gap:8px}.tile-from{flex:1;min-width:0;font-size:13px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tile-mail.unread .tile-from{color:var(--text);font-weight:500}.tile-time{font-size:11px;color:var(--text-muted);flex-shrink:0}.tile-subject{font-size:13px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:1px}.tile-mail.unread .tile-subject{color:var(--text)}@media (max-width: 700px){.app{flex-direction:column;height:auto;min-height:100vh}.sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border);max-height:42vh}.content{padding:12px}.tile-grid{grid-template-columns:1fr}}.detail{display:flex;flex-direction:column;height:100%}.detail-head{display:flex;gap:10px;margin-bottom:12px}.detail-meta{border-bottom:1px solid var(--border);padding-bottom:12px;margin-bottom:12px}.detail-subject{font-size:18px;font-weight:600;margin:0 0 8px}.detail-row{display:flex;align-items:center;gap:8px}.detail-from{font-size:14px}.detail-date{font-size:12px;color:var(--text-secondary);margin-top:4px}.detail-body{flex:1;min-height:300px}.body-frame{width:100%;height:100%;min-height:60vh;border:none;background:#fff;border-radius:8px}.body-text{white-space:pre-wrap;word-break:break-word;font-family:inherit;font-size:14px;line-height:1.6;margin:0}@media (prefers-color-scheme: dark){:root{--bg: #1a1a19;--surface: #242422;--text: #ececea;--text-secondary: #a3a39d;--text-muted: #77776f;--border: #33332f;--accent: #6ba9e8;--accent-bg: #12253a;--danger: #e88;--danger-bg: #2a1414}}