.mail-brand{--mail-brand:#0bb3c6;--mail-workspace:#f3f4f6;--mail-topbar:#f5f5f7;--mail-border-soft:rgba(0,0,0,.06);--el-bg-color:#fff;--el-text-color-primary:#111827;--el-text-color-regular:#4b5563;--el-text-color-secondary:#6b7280;--el-border-color:#d1d5db;--el-border-color-lighter:#e5e7eb;--el-fill-color-light:#f9fafb;--el-fill-color-lighter:#f9fafb;--mail-on-brand:#083e45;--mail-on-accent:#fff;--mail-ink:#083e45;--mail-accent-text:#006c79;--mail-tint:#e7f7f9;--mail-hover:#f0fafb;--el-color-primary:var(--mail-brand);--el-color-primary-dark-2:var(--mail-accent-text);--el-color-primary-light-3:#54cad7;--el-color-primary-light-5:#85d9e2;--el-color-primary-light-7:#b6e8ee;--el-color-primary-light-8:#cef0f4;--el-color-primary-light-9:var(--mail-tint);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}.dark .mail-brand{--mail-on-accent:#083e45;--mail-workspace:#171b20;--mail-topbar:#21262d;--mail-border-soft:#38414a;--el-bg-color:#21262d;--el-text-color-primary:#f3f4f6;--el-text-color-regular:#c6cdd5;--el-text-color-secondary:#9ca3af;--el-border-color:#4b5563;--el-border-color-lighter:#374151;--el-fill-color-light:#272e37;--el-fill-color-lighter:#252c34;--mail-ink:#d9f8fb;--mail-accent-text:#63d6e2;--mail-tint:#153a40;--mail-hover:#183238}.mail-shell.mail-brand .send-page,.mail-shell.mail-brand .draft-page,.mail-shell.mail-brand .friend-page{background:var(--mail-workspace)}.mail-shell.mail-brand .page-header{background:0 0;border:0;gap:8px;padding:0 0 10px}.mail-shell.mail-brand .page-content{border:1px solid var(--el-border-color);background:var(--el-bg-color);border-radius:8px;padding:0;overflow:hidden}.mail-shell.mail-brand .tab-item{border-radius:6px;font-size:12px}.mail-shell.mail-brand .tab-item.active{background:var(--mail-tint);color:var(--mail-accent-text)}.mail-shell.mail-brand .search-input-wrapper{background:var(--el-bg-color);border:1px solid var(--el-border-color);border-radius:6px}.mail-shell.mail-brand .compose-btn{background:var(--mail-brand);color:var(--mail-on-brand);border-radius:6px}.mail-compose-drawer.mail-brand .compose-body{padding:16px}.mail-compose-drawer.mail-brand .recipient-wrapper,.mail-compose-drawer.mail-brand .footer-btn{border-radius:6px}.mail-compose-drawer.mail-brand .footer-btn--primary{background:var(--mail-brand);color:var(--mail-on-brand)}.mail-shell.mail-brand .send-page,.mail-shell.mail-brand .draft-page,.mail-shell.mail-brand .friend-page,.mail-shell.mail-brand .setting-page{gap:10px;padding:0}.mail-shell.mail-brand .tabs-bar{background:0 0;border:0;padding:0}.mail-shell.mail-brand .setting-content{border:1px solid var(--el-border-color);background:var(--el-bg-color);border-radius:8px}