/* R5 presentation layer. No external fonts, assets or service dependencies. */
:root{--bg:#f5f7f9;--panel:#fff;--ink:#233542;--muted:#5d6d79;--line:#e0e7ec;--brand:#126b78;--brand-strong:#0c5360;--ui-soft:#edf5f5;--ui-radius:12px;--shadow:0 2px 8px #213c4810;--soft-shadow:0 2px 8px #213c4808}
body{font-family:Inter,"Segoe UI","PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;color:var(--ink)}
[hidden]{display:none!important}button,input,select,textarea{font:inherit}button,.button-link{min-height:40px;border-radius:8px;font-weight:500;padding:8px 13px;line-height:1.4;display:inline-flex;align-items:center;justify-content:center;gap:7px;box-shadow:none}
button:hover,.button-link:hover{box-shadow:none;background:#f4f7f9;border-color:#afc3cc}button:active{transform:none}.primary{background:var(--brand);color:white;border-color:var(--brand);box-shadow:0 1px 2px #0e465824}.primary:hover{background:var(--brand-strong);border-color:var(--brand-strong);color:#fff}
input,select,textarea{min-height:42px;border:1px solid #c8d4dc;border-radius:8px;background:white;padding:9px 11px;max-width:100%}input::placeholder,textarea::placeholder{color:#657783}input:focus,select:focus,textarea:focus{outline:2px solid #126b7826;outline-offset:1px;border-color:var(--brand);box-shadow:none}
button:focus-visible,a:focus-visible,summary:focus-visible,input[type=checkbox]:focus-visible{outline:3px solid #21879c;outline-offset:3px}button:disabled{opacity:.5;box-shadow:none}input[type=checkbox]{width:16px;height:16px;min-height:16px;padding:0;flex-shrink:0;accent-color:var(--brand)}
.ui-icon{width:18px;height:18px;display:inline-block;flex-shrink:0;vertical-align:middle;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.muted-text,.cell-sub,.list-footnote,.eyebrow{color:var(--muted)}
.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:600}.pill{font-size:12px;font-weight:500;line-height:1.4;padding:4px 9px;border-radius:6px;white-space:nowrap}.pill.ok{background:#eaf5ee;color:#246146}.pill.warn{background:#fff3df;color:#875913}.pill.muted{background:#edf1f4;color:#526370}
/* Navigation and hierarchy */
.admin-page #app{grid-template-columns:220px minmax(0,1fr)}.sidebar{padding:27px 16px 20px;background:#fff;border-right:1px solid var(--line);color:var(--ink);height:100dvh}.brand{margin:0 7px 36px;gap:11px}.brand-mark{height:37px;width:37px;border-radius:10px;letter-spacing:-2px;font-size:24px}.brand strong{font-size:16px;letter-spacing:-.4px}.brand>div>span{font-size:11px;color:var(--muted);margin-top:2px}
.sidebar nav{display:grid;gap:6px}.sidebar nav button{width:100%;justify-content:flex-start;font-size:14px;padding:12px;min-height:46px;color:#516572;border:1px solid transparent}.sidebar nav button.active{color:#0f626e;background:var(--ui-soft);border:1px solid #dcebed}.nav-symbol{width:20px;display:flex;align-items:center;justify-content:center}.sidebar-status{padding:17px 12px 8px;margin-top:auto;border-top:1px solid var(--line);font-size:13px;display:grid;gap:2px}.sidebar-status strong{color:var(--muted);font-size:12px}.logout-button{display:flex;margin:0;padding:10px 12px;color:#526572;justify-content:flex-start;font-size:13px}
.main{padding:32px clamp(22px,3vw,44px) 44px;max-width:1660px;min-width:0;align-self:start}.topbar{margin-bottom:24px}.page-heading{gap:20px;align-items:flex-start}.topbar h1{font-size:27px;line-height:1.35;letter-spacing:-.6px;margin:7px 0 6px;font-weight:650}.page-description{margin:0;color:var(--muted);font-size:13px;line-height:1.6}.heading-actions{padding-top:12px;gap:8px;flex-shrink:0}.heading-actions button{font-size:13px}
.metrics{border:0;background:none;border-radius:0;gap:14px;margin-top:23px;overflow:visible}.metric{background:#fff;border:1px solid var(--line);border-radius:10px;gap:9px;padding:18px 20px}.metric:after{display:none}.metric span{font-size:12px;color:var(--muted)}.metric strong{font-size:29px;line-height:1.1;font-weight:600;letter-spacing:-.8px;font-variant-numeric:tabular-nums}.metrics .metric:nth-child(2) strong{color:#176b62}.section{gap:22px}.panel{border-radius:var(--ui-radius);padding:24px;background:#fff;min-width:0;border:1px solid var(--line);box-shadow:0 2px 3px #223d4903}.panel h2{font-size:16px;line-height:1.45;margin:0 0 18px;font-weight:650}.panel p{line-height:1.65}.section-title{margin-bottom:15px}.section-title h2{margin:0}
/* Mailbox table, filters and selection */
.mailbox-workspace{border-radius:var(--ui-radius);border-color:var(--line);overflow:hidden}.list-tools{padding:0 20px;min-height:60px;gap:12px}.list-tabs{gap:24px;overflow:auto}.list-tabs button{padding:20px 0;font-size:13px;flex-shrink:0;color:#526673}.list-tools>button{color:#526673;flex-shrink:0;font-size:12px}.toolbar{padding:18px 20px;gap:10px;background:#fff;align-items:center}.search-field{flex:1 1 285px;max-width:none;min-width:200px;border-color:#c8d4dc;min-height:42px}.search-field .search{font-size:13px;padding:8px 0;min-height:40px}.search-field>span,.inbox-search>span{font-size:16px;display:flex}.search-field:focus-within,.inbox-search:focus-within{box-shadow:0 0 0 3px #126b7814}.toolbar select{font-size:13px;min-width:108px;min-height:42px;padding:8px 26px 8px 10px;border-color:#c8d4dc}.toolbar>button{font-size:13px}.toolbar #exportTemplate{max-width:210px}.tool-menu summary{min-height:42px;padding:9px 12px;font-size:13px;border-color:#c8d4dc}.tool-menu>div{top:48px;min-width:175px;box-shadow:0 8px 24px #20374320}.tool-menu button{justify-content:flex-start;min-height:40px}.saved-views button{min-height:30px;padding:4px 10px;color:#12616d}.bulkbar{margin:0 20px 15px;border-color:#bed7dc;background:#eff7f7;padding:11px 12px;gap:8px}.bulkbar button,.bulkbar select{min-height:36px;font-size:12px}.bulkbar strong{font-size:13px;color:#245864}
.table-wrap{max-height:min(620px,calc(100dvh - 390px));min-height:230px;scrollbar-gutter:stable}table{min-width:900px}th{padding:12px 16px;font-size:12px;background:#f5f8fa;color:#5a6e7b;font-weight:600;line-height:1.5}td{padding:17px 16px;font-size:13px;line-height:1.45;border-bottom:1px solid #e9eef2;color:#344d5b}th:first-child,td:first-child{padding-left:18px;padding-right:8px;width:40px}tr.selected{background:#f0f7f7}tbody tr:hover{background:#f7fafb}.address-cell{gap:11px}.address-cell>div{min-width:0}.mail-avatar{width:34px;height:34px;background:#eef4f5;color:#3b6c78;border-radius:9px;font-weight:600}.address-button{font-size:13px;line-height:1.5;min-height:25px;display:block;overflow-wrap:anywhere;white-space:normal;max-width:380px;font-weight:600;color:#294653}.address-cell small{color:#667985;font-size:12px;margin-top:4px;max-width:260px}.cell-sub{color:#617583;font-size:11px;margin-top:5px}.row-actions{gap:2px;white-space:nowrap}.row-actions button,.row-actions .button-link{font-size:12px;color:#256573;min-height:34px;padding:6px 8px}.metadata-chips>span{color:#396675;font-size:11px;background:#ecf3f5;padding:2px 6px}.compact td{padding-top:10px;padding-bottom:10px}.pager{padding:16px 20px;font-size:12px;gap:12px;border-top:1px solid var(--line);color:#526874}.pager button{min-height:34px;font-size:12px}.pager select{min-height:34px}.list-footnote{font-size:11px;padding:0 20px 15px;color:#607582}
/* Overview and forms */
.dashboard-grid{grid-template-columns:minmax(0,1.35fr) minmax(280px,1fr);gap:22px}.mini-row{padding:13px 0;gap:16px}.mini-row strong{font-size:13px;overflow-wrap:anywhere}.mini-row span:not(.pill){font-size:12px;color:var(--muted)}.security-list>div,.settings-list>div{padding:13px 0;border-bottom:1px solid #e9eef2;font-size:13px;gap:14px}.security-list>div:last-child,.settings-list>div:last-child{border-bottom:0}.security-list strong,.settings-list>div>span{font-weight:400;color:#536875;min-width:0;overflow-wrap:anywhere}.quick-actions{gap:8px;flex-wrap:wrap;margin-top:22px}.quick-actions button{font-size:12px}.audit-row{font-size:12px;padding:12px 0;gap:16px;align-items:center}.audit-row strong{font-weight:500}.audit-row span{color:var(--muted);font-variant-numeric:tabular-nums}.overview-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.overview-stats .metric{background:#f8fafb;border-color:#e7edf0;padding:15px 17px}.overview-stats .metric strong{font-size:24px}
.section.narrow{max-width:none}.create-layout{display:grid;grid-template-columns:minmax(0,1fr);max-width:1040px!important}.create-intro{margin:-8px 0 22px;color:var(--muted);font-size:13px}.template-bar{border:1px solid #e3eaef;border-radius:8px;background:#f8fafb;padding:12px;margin-bottom:25px;gap:8px}.template-bar select{flex:1;min-width:160px}.template-bar button{font-size:12px}.form-grid{display:block}.form-section{border:0;padding:0;margin:0 0 25px;min-width:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 22px}.form-section legend{width:100%;padding:0 0 13px;margin-bottom:18px;border-bottom:1px solid var(--line);font-size:14px;font-weight:600;color:#2f4b58}.form-grid label{display:grid;gap:8px;min-width:0;margin:0;font-size:13px}.form-grid label>span{font-weight:500;color:#324e5c}.form-grid label input,.form-grid label select{width:100%}.form-help{font-size:11px;color:#617685;line-height:1.5;margin-top:-3px}.form-submit{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:20px;border-top:1px solid var(--line)}.form-submit>span{font-size:12px;color:var(--muted)}.form-submit .wide{width:auto;min-width:144px;min-height:44px}.result-list dt{font-size:14px;overflow-wrap:anywhere}.result-list dd{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 22px}.result-list dd button{font-size:12px}.diagnostics-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,1fr);align-items:start}.inline-form{display:flex;flex-wrap:wrap;gap:10px}.inline-form input{min-width:0;flex:1 1 220px}.inline-form button{font-size:12px}.log-box{background:#f7fafb;color:#405965;border-color:var(--line);border-radius:8px;padding:16px;font-size:12px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;min-height:210px;max-height:500px;overflow:auto}.audit-list{max-height:600px;overflow:auto}
/* Compact service status, settings and endpoint reference */
.settings-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start}.index-panel{grid-column:1/-1}.index-status-heading{display:flex;gap:16px;align-items:center;justify-content:space-between}.index-status-heading h2{margin:0}.index-status-heading button{font-size:12px;min-height:36px}.index-panel>.muted-text{font-size:12px;margin:7px 0 20px}.protection-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.protection-card{border:1px solid var(--line);border-radius:9px;padding:15px 16px;display:flex;flex-direction:column;gap:8px;min-width:0;background:#fbfcfd}.protection-label{display:flex;gap:7px;align-items:center;color:#526775;font-size:12px}.status-dot{height:6px;width:6px;flex-shrink:0;border-radius:50%;background:#81939f}.state-healthy .status-dot,.state-success .status-dot,.state-verified .status-dot{background:#2e8765}.state-warning .status-dot,.state-failed .status-dot,.state-stale .status-dot{background:#bf6525}.protection-card strong{font-size:14px;font-weight:600;color:#2e4d5c;line-height:1.5}.protection-card small{font-size:11px;color:#5f7481;line-height:1.6;overflow-wrap:anywhere}.index-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin:23px 0}.index-metrics>div{border-right:1px solid var(--line);padding-right:15px;display:grid;gap:5px}.index-metrics>div:last-child{border:0}.index-metrics span{color:#5b7180;font-size:12px}.index-metrics strong{font-size:24px;font-weight:600;font-variant-numeric:tabular-nums}.index-metrics strong small{font-size:12px;font-weight:400;letter-spacing:0;color:#637986}.index-metrics p{margin:0;font-size:11px;color:#647986}.technical-details{border-top:1px solid var(--line);padding-top:14px}.technical-details summary{cursor:pointer;font-size:12px;color:#426876;padding:4px 0;min-height:32px}.technical-details .settings-list{display:grid;grid-template-columns:1fr 1fr;gap:0 30px}.technical-details .settings-list>div{font-size:12px;align-items:flex-start}.index-sync-folders>div{padding:12px 0;font-size:12px;gap:12px;display:flex;flex-wrap:wrap}.index-sync-folders small{color:var(--muted)}.security-panel .settings-list>div{display:flex;justify-content:space-between;align-items:flex-start}.security-panel .settings-list strong{font-size:12px;flex:0 0 100px}.security-panel .settings-list>div>span{text-align:right;font-size:12px}.switch-line{display:flex;align-items:flex-start;gap:8px;line-height:1.5}.switch-line input{margin-top:2px}.api-panel>p{font-size:12px;color:var(--muted);margin-top:-10px;margin-bottom:18px}.api-list{display:grid;gap:0}.api-item{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:8px;padding:13px 0;border-bottom:1px solid #e9eef2}.api-item:last-child{border-bottom:0}.api-item strong{font-size:12px;font-weight:500;grid-column:1}.api-item code{grid-column:1;font:11px/1.65 "Cascadia Code",Consolas,monospace;overflow-wrap:anywhere;white-space:normal;color:#577383;margin-top:5px}.api-copy{grid-column:2;grid-row:1/3;align-self:center;font-size:11px;min-height:32px;padding:6px 8px;border-color:#e1e8ed;background:#fff;color:#356473}
/* Dialogs, login and feedback */
.mailbox-drawer{width:500px;max-width:100%;height:100dvh;max-height:100dvh;border-left:1px solid var(--line);box-shadow:-12px 0 40px #263e5017}.mailbox-drawer header{padding:23px 25px;position:sticky;top:0;background:#fff;z-index:2}.mailbox-drawer section{padding:24px 25px}.mailbox-drawer header button{min-width:40px;min-height:40px}.mailbox-drawer h3{font-size:19px;line-height:1.5}.detail-grid{grid-template-columns:115px 1fr;gap:15px;font-size:13px}.drawer-links{gap:8px}.drawer-links button{font-size:12px;min-height:38px}.mailbox-drawer h4{border-top:1px solid var(--line);padding-top:20px;margin-top:24px}.edit-dialog{max-height:calc(100dvh - 32px);overflow:auto;padding:25px;border-radius:12px;box-shadow:0 20px 60px #21384624}.edit-dialog label{font-size:13px}.edit-dialog input{width:100%}.toast{max-width:calc(100vw - 32px);width:max-content;padding:12px 18px;background:#244550;color:#fff;font-size:13px;line-height:1.6;border-radius:9px;box-shadow:0 4px 20px #18394526;z-index:1000;white-space:normal;text-align:center}
.login-mode{background:#f4f7f8}.login-shell{min-height:100dvh;display:grid;place-items:center;padding:28px}.login-panel{width:440px;max-width:100%;padding:34px;border:1px solid #dde6eb;border-radius:15px;background:#fff;box-shadow:0 12px 40px #244c5f09}.login-card-head{display:block;margin:0 0 28px}.login-card-head .brand-mark{margin-bottom:25px;width:43px;height:43px;font-size:27px}.login-card-head h1{font-size:25px;letter-spacing:-.6px;line-height:1.35;margin:8px 0 10px}.login-card-head p{font-size:13px;color:var(--muted);margin:0}.login-form{display:grid;gap:20px}.login-form label{display:grid;gap:8px;font-size:13px}.login-form input{width:100%;min-width:0;min-height:45px}.login-form .wide{width:100%;min-height:44px;margin-top:4px}.password-control{display:flex;position:relative}.password-control input{padding-right:48px}.password-control button{position:absolute;right:3px;top:3px;bottom:3px;min-height:0;min-width:40px;padding:7px;border:0;color:#4d6e7b;background:transparent}.login-error{font-size:13px;background:#fff2f1;color:#a83932;border:1px solid #f2d4d0;border-radius:8px;padding:10px 12px;margin:20px 0 0}
/* Inbox: comfortable reading without changing list/detail behavior. */
.public-shell.inbox-v2{max-width:1600px;padding:25px 34px 26px;min-height:100dvh}.inbox-breadcrumb{margin-bottom:21px;font-size:12px;color:#5c7380;gap:10px}.inbox-breadcrumb strong{font-size:14px}.inbox-logo{width:29px;height:29px;border-radius:8px}.inbox-hero{margin-bottom:20px;align-items:center;gap:20px}.inbox-title{min-width:0}.inbox-title h1{font-size:25px;line-height:1.4;letter-spacing:-.5px;margin:0 0 9px}.inbox-meta{gap:14px;font-size:12px;color:#5c7380}.inbox-actions{flex-shrink:0}.inbox-actions button{font-size:13px}.latest-code-strip{padding:15px 20px;border-radius:10px;border-color:#d4e5e6;background:#edf6f6;gap:22px;margin-bottom:20px}.latest-code-strip>div:first-child{gap:15px}.latest-code-strip .muted-text{color:#426e77;font-size:12px}.code-symbol{display:inline-flex;color:#42818a}#latestCode{font-size:25px;color:#155967;letter-spacing:3px;font-family:"Cascadia Code",Consolas,monospace}#latestSource{font-size:12px;color:#4e707b}.latest-code-strip button{font-size:12px;min-height:36px;border-color:#c3dadd;color:#145d6a}
.inbox-layout-pro{grid-template-columns:350px minmax(0,1fr);height:calc(100dvh - 267px);min-height:470px;max-height:1100px;border-radius:12px;border:1px solid #dce5eb;box-shadow:0 2px 6px #23455705}.inbox-layout-pro .mail-list{background:#fff;min-width:0}.mail-list-head{padding:19px 18px 15px}.mail-list-head>strong{font-size:14px}.mail-list-head strong>span{color:#506b79;font-size:11px;background:#edf3f5}.auto-refresh{font-size:12px;color:#506975;display:flex;align-items:center;gap:6px}.inbox-search{margin:0 15px 12px;border-color:#c8d6df;border-radius:8px;padding:0 10px}.inbox-search input{font-size:13px;min-height:38px}.mail-view-tabs{padding:0 15px 13px;gap:5px;border-bottom:1px solid var(--line)}.mail-view-tabs button{font-size:12px;min-height:32px;flex:1;color:#536e7b}.mail-view-tabs button.active{color:#145f6d;background:#edf5f6;font-weight:600}.mail-item{padding:16px 18px;min-height:130px}.mail-item.active{background:#eff7f7}.mail-item.active:before{width:3px}.mail-item-top{gap:12px;margin-bottom:8px}.mail-item-top .sender,.mail-item-top small{font-size:11px;color:#526d7c}.mail-item>strong{font-size:14px;color:#2b4858;margin-bottom:6px;font-weight:600}.mail-item .mail-preview{font-size:12px;color:#617887;line-height:1.55}.folder,.has-code,.mail-tags small{font-size:10px;padding:2px 6px;border-radius:4px;color:#4e6e7c;background:#eef3f5}.has-code,.mail-tags .has-code{color:#2e6a6f;background:#e4f2ee}.unread-dot{width:6px;height:6px;background:#157a85}.mail-list-footer{padding:13px 16px;background:#fcfdfe;color:#5b7381}.history-pagination{margin-bottom:12px;gap:8px}.history-pagination button{min-height:32px;padding:6px 9px;font-size:11px}.history-pagination span{font-size:11px;color:#536e7c}.reader-sync-option{font-size:11px;color:#526e7c;align-items:center}.mail-list-footer>span{font-size:10px;line-height:1.7;color:#667c89}
.inbox-layout-pro .mail-detail{padding:23px clamp(20px,2.6vw,40px);scrollbar-gutter:stable}.detail-top{font-size:12px;margin-bottom:18px;gap:12px;color:#5e7785}.detail-head h2{font-size:23px;line-height:1.5;font-weight:600;color:#294655;margin:0 0 18px}.mail-meta-row{font-size:12px;gap:14px;line-height:1.65;margin:6px 0}.mail-meta-row span{color:#617885;width:50px;flex-shrink:0}.mail-meta-row strong{color:#476573;font-size:12px}.selected-code{padding:15px 18px;margin:23px 0 18px;background:#f4f8fa;border-color:#dfe9ee;border-radius:9px;gap:15px}.selected-code span{font-size:12px;color:#54717f}.selected-code strong{font:600 24px/1.3 "Cascadia Code",Consolas,monospace;color:#285f6d;letter-spacing:3px}.selected-code.no-code{padding:10px 14px;margin:19px 0;background:#fcfdfe;border-style:solid}.selected-code.no-code strong{font-size:12px;letter-spacing:0;color:#667d89;font-family:inherit}.selected-code button{min-height:34px;font-size:12px}.reader-actions{gap:8px;margin:0 0 16px}.reader-actions button{font-size:12px;min-height:34px;padding:6px 10px;color:#306674}.reader-toolbar{align-items:center;gap:10px;padding-bottom:14px}.segmented{border-radius:7px;border-color:#dbe5eb;background:#f3f7f9;gap:2px}.segmented button{min-height:31px;font-size:12px;padding:6px 10px;color:#506d7c}.segmented button.active{color:#205e6d}.quiet{font-size:11px;color:#476c7b;padding:6px 8px;min-height:32px;white-space:normal}.mail-body{font-size:14px;line-height:1.95;color:#354f5f;max-width:85ch;padding:17px 0}.email-frame{min-height:470px}.mail-attachments{padding:13px;gap:8px;background:#fafcfd;border-color:var(--line);margin:13px 0}.mail-attachments strong{color:#4a6a79}.mail-attachments a{font-size:11px;color:#255e70;white-space:normal;overflow-wrap:anywhere;padding:6px 9px;min-height:32px}.empty{color:#59717e;font-size:13px;line-height:1.7}.empty strong{font-size:16px;font-weight:500;color:#3d5a6a}.empty span{color:#617885;font-size:12px}.inbox-v2 .empty{padding:65px 22px}
/* Tablet */
@media(max-width:1150px){.admin-page #app{grid-template-columns:190px minmax(0,1fr)}.sidebar{padding:25px 12px 18px}.sidebar nav button{font-size:13px;padding:11px 10px}.brand{margin-left:3px;gap:8px}.brand strong{font-size:14px}.main{padding:27px 22px}.metrics{gap:10px}.metric{padding:16px}.page-description{font-size:12px}.heading-actions button{padding:8px 10px;font-size:12px}.settings-layout{grid-template-columns:minmax(0,1fr)}.index-panel{grid-column:auto}.protection-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.index-metrics{gap:12px}.api-list{grid-template-columns:1fr 1fr;gap:0 25px}.security-panel .settings-list{display:grid;grid-template-columns:1fr 1fr;gap:0 25px}.dashboard-grid{grid-template-columns:1fr}.public-shell.inbox-v2{padding:22px}.inbox-layout-pro{grid-template-columns:310px minmax(0,1fr);height:calc(100dvh - 270px)}.inbox-title h1{font-size:23px}.inbox-layout-pro .mail-detail{padding:22px}.diagnostics-layout{grid-template-columns:1fr}}
/* Mobile: retained actions, readable mailbox cards and one-pane mail reading. */
@media(max-width:760px){
 .admin-page #app{display:block}.sidebar{position:static;display:block;height:auto!important;padding:13px 14px 0;border-right:0;border-bottom:1px solid var(--line)}.brand{margin:0 0 12px}.brand-mark{width:30px;height:30px;font-size:21px;border-radius:8px}.brand strong{font-size:14px}.brand>div>span,.sidebar-status{display:none}.sidebar nav{display:flex;flex-wrap:nowrap;gap:3px;overflow-x:auto;scrollbar-width:none;margin:0 -3px;padding-bottom:10px}.sidebar nav button{font-size:12px;min-height:40px;width:auto;flex-shrink:0;gap:6px;padding:8px 10px;border-radius:7px}.sidebar nav .nav-symbol{width:15px}.sidebar nav .ui-icon{width:15px;height:15px}.logout-button{display:flex;position:absolute;right:15px;top:12px;font-size:11px;min-height:32px;padding:6px 9px}.logout-button .ui-icon{height:14px;width:14px}
 .main{padding:22px 14px 32px}.page-heading{flex-wrap:wrap;gap:10px;align-items:center}.topbar{margin-bottom:19px}.topbar h1{font-size:23px;margin:4px 0 5px}.eyebrow{font-size:9px;letter-spacing:1.5px}.page-description{font-size:12px;max-width:40ch}.heading-actions{padding:0;gap:8px;flex:1 0 100%}.heading-actions button{font-size:12px;min-height:40px}.metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:18px}.metric{padding:15px 16px;gap:8px}.metric span{font-size:12px}.metric strong{font-size:26px}.panel{padding:19px 17px;border-radius:10px}.panel h2{font-size:15px}.section{gap:16px}
 .list-tools{padding:0 13px;min-height:56px;gap:8px}.list-tabs{gap:15px;min-width:0}.list-tabs button{padding:17px 0;font-size:12px}.list-tools>button{font-size:10px;padding:6px 0;min-height:40px}.toolbar{padding:14px 13px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.search-field{grid-column:1/-1;min-width:0;width:100%;margin:0;max-width:none}.toolbar select,.toolbar #exportTemplate{width:100%;min-width:0;max-width:100%;font-size:12px;min-height:42px}.toolbar>button{font-size:12px;min-height:42px}.tool-menu summary{font-size:12px;min-height:42px;text-align:center}.tool-menu>div{z-index:20;min-width:180px}.saved-views{padding:0 13px;flex-wrap:wrap}.bulkbar{margin:0 13px 13px;padding:10px;gap:7px}.bulkbar strong{flex-basis:100%}.bulkbar button,.bulkbar select{min-height:38px;font-size:11px;max-width:100%}
 .table-wrap{min-height:0;max-height:720px;overflow:auto;scrollbar-gutter:auto;padding:0 13px}#mailboxResults table{min-width:0;display:block;width:100%}#mailboxResults thead{display:block}#mailboxResults thead tr{display:block}#mailboxResults thead th{display:none}#mailboxResults thead th:first-child{display:flex;align-items:center;gap:9px;padding:12px 0;width:100%;background:white;border:0;position:static}#mailboxResults thead th:first-child:after{content:'选择本页';color:#506a79;font-size:12px}#mailboxResults tbody{display:grid;gap:12px;padding-bottom:14px}#mailboxResults tbody tr{display:grid;grid-template-columns:24px minmax(0,1fr) minmax(0,1fr);gap:0 9px;padding:13px;border:1px solid #dde6ec;border-radius:9px;background:#fff;min-width:0;position:relative}#mailboxResults tbody tr.selected{border-color:#a7cccf;background:#f2f8f8}#mailboxResults td{display:block;padding:0;border:0;width:auto;min-width:0;font-size:12px}#mailboxResults td:first-child{grid-column:1;grid-row:1;align-self:start;padding:4px 0}#mailboxResults td:nth-child(2){grid-column:2/-1;padding-bottom:10px}#mailboxResults td:nth-child(3){grid-column:2/-1;display:flex;gap:9px;align-items:center;margin-bottom:12px}#mailboxResults td:nth-child(3) .cell-sub{margin:0}#mailboxResults td:nth-child(4){grid-column:2}#mailboxResults td:nth-child(5){grid-column:3}#mailboxResults td:nth-child(4):before,#mailboxResults td:nth-child(5):before{content:attr(data-label);display:block;color:#637986;font-size:10px;margin-bottom:5px}#mailboxResults td:nth-child(6){grid-column:2/-1;margin-top:12px;padding-top:10px;border-top:1px solid #e5ecf0}#mailboxResults td[colspan]{grid-column:1/-1!important;padding:0!important}.address-cell{gap:0}.mail-avatar{display:none}.address-button{font-size:12px;line-height:1.6;min-height:20px;max-width:none;word-break:break-word}.address-cell small{font-size:11px;white-space:normal;max-width:none;overflow-wrap:anywhere}.row-actions{gap:4px;flex-wrap:wrap}.row-actions button,.row-actions .button-link{font-size:11px;min-height:38px;padding:7px}.cell-sub{font-size:10px}.metadata-chips>span{font-size:10px;max-width:100%}.pager{padding:13px;flex-wrap:wrap;gap:10px}.pager>span{font-size:12px}.pager>div{gap:8px}.pager button{min-height:38px;font-size:11px}.pager label{display:block;font-size:0}.pager label select{font-size:11px;min-height:38px;margin:0;max-width:52px}.list-footnote{padding:0 13px 15px;font-size:10px}
 .overview-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.overview-stats .metric{padding:12px 9px}.overview-stats .metric span{font-size:10px}.overview-stats .metric strong{font-size:22px}.mini-row strong{font-size:12px}.mini-row{padding:12px 0}.security-list>div{font-size:12px}.audit-row{font-size:11px;align-items:flex-start;gap:10px}.audit-row span{flex-shrink:0;font-size:10px}.form-section{grid-template-columns:minmax(0,1fr);gap:17px;margin-bottom:23px}.form-section legend{font-size:13px;margin-bottom:16px}.template-bar{padding:10px;gap:7px}.template-bar select{flex-basis:100%;min-width:0;font-size:12px}.template-bar button{flex:1;font-size:11px;min-height:40px}.form-grid label{font-size:12px;gap:7px}.form-grid input,.form-grid select{min-height:44px;font-size:14px}.form-submit{align-items:flex-start;flex-direction:column;gap:14px}.form-submit .wide{width:100%}.form-submit>span{font-size:11px}.inline-form button{width:100%;min-height:44px}.inline-form input{font-size:14px;min-height:44px}.edit-dialog{padding:21px;max-width:calc(100vw - 24px)}.mailbox-drawer header,.mailbox-drawer section{padding:20px}.drawer-primary button,.drawer-primary a,.drawer-links button{min-height:42px}.detail-grid{grid-template-columns:95px 1fr;font-size:12px;gap:14px}.mailbox-drawer h3{font-size:18px}
 .settings-layout{grid-template-columns:minmax(0,1fr)}.protection-grid{gap:9px;grid-template-columns:repeat(2,minmax(0,1fr))}.protection-card{padding:13px 11px;gap:7px}.protection-label{font-size:10px;gap:5px}.protection-card strong{font-size:12px}.protection-card small{font-size:10px}.index-panel>.muted-text{font-size:11px;line-height:1.6;margin-bottom:17px}.index-status-heading{gap:8px}.index-status-heading h2{font-size:14px}.index-status-heading button{min-height:36px;font-size:11px;padding:7px 9px}.index-metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:17px 12px;margin:21px 0}.index-metrics>div:nth-child(2){border:0}.index-metrics span{font-size:11px}.index-metrics strong{font-size:23px}.index-metrics p{font-size:10px}.technical-details summary{min-height:40px;font-size:11px}.technical-details .settings-list{display:block}.technical-details .settings-list>div{font-size:11px}.security-panel .settings-list{display:block}.security-panel .settings-list strong{font-size:12px;flex-basis:95px}.security-panel .settings-list>div>span{font-size:12px}.api-list{grid-template-columns:1fr}.api-item code{font-size:11px}.api-copy{min-height:38px}.login-shell{padding:20px}.login-panel{padding:28px 24px;width:420px}.login-card-head h1{font-size:24px}.login-form input{font-size:16px}.login-form label{font-size:13px}
 .public-shell.inbox-v2{padding:17px 12px 20px}.inbox-breadcrumb{margin-bottom:17px;font-size:11px}.inbox-breadcrumb strong{font-size:13px}.inbox-hero{display:block;margin-bottom:16px}.inbox-title h1{font-size:19px;line-height:1.5;letter-spacing:-.35px;margin-bottom:9px}.inbox-meta{font-size:11px;gap:8px 10px}.inbox-actions{margin-top:14px;gap:8px}.inbox-actions button{flex:1;min-height:42px;font-size:12px}.latest-code-strip{padding:13px 14px;gap:10px;border-radius:9px;margin-bottom:16px;flex-wrap:wrap}.latest-code-strip>div:first-child{gap:10px;flex:1}.latest-code-strip .muted-text{font-size:11px}#latestCode{font-size:23px}#latestSource{flex-basis:100%;order:3;font-size:10px}.latest-code-strip button{font-size:11px;min-height:36px;padding:7px 9px}.code-symbol{display:none}.inbox-layout-pro{display:block;height:calc(100dvh - 330px);min-height:510px;max-height:none;border-radius:10px}.inbox-layout-pro .mail-list{height:100%;border:0}.mail-list-head{padding:17px 15px 14px}.mail-list-head>strong{font-size:13px}.auto-refresh{font-size:11px}.inbox-search input{font-size:16px;min-height:41px}.mail-view-tabs button{min-height:38px;font-size:12px}.mail-item{padding:17px 16px;min-height:130px}.mail-item>strong{font-size:14px}.mail-item .mail-preview{font-size:12px}.mail-list-footer{padding:12px 14px}.history-pagination button{min-height:38px;font-size:11px}.reader-sync-option{font-size:11px}.mail-list-footer>span{font-size:10px}.inbox-layout-pro .mail-detail{display:none;height:100%;padding:18px}.inbox-layout-pro.reading-mail .mail-list{display:none}.inbox-layout-pro.reading-mail .mail-detail{display:block}.mobile-back{display:inline-flex;min-height:38px;font-size:12px;color:#1e6675;padding:6px 0;border:0;background:none}.detail-top>.folder{display:none}.detail-top{font-size:10px;gap:9px;margin-bottom:16px}.detail-head h2{font-size:19px;line-height:1.6}.mail-meta-row{font-size:11px;gap:9px}.mail-meta-row strong{font-size:11px}.selected-code{padding:13px;margin:20px 0 15px}.selected-code>div{gap:10px;flex-wrap:wrap}.selected-code span{font-size:11px}.selected-code strong{font-size:22px}.selected-code button{min-height:38px;font-size:11px}.reader-actions button{min-height:38px;font-size:11px}.reader-toolbar{flex-wrap:wrap;gap:8px}.segmented button{min-height:36px;font-size:11px}.quiet{font-size:11px;min-height:36px}.mail-body{font-size:14px;line-height:1.95}.mail-attachments{padding:11px}.mail-attachments a{min-height:38px}.email-frame{min-height:450px}
}
@media(max-width:760px){.sidebar{position:relative}.sidebar .brand{padding-right:95px}.sidebar .logout-button{width:auto;max-width:95px;left:auto}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}